eventespresso / event-espresso-core

core/data_migration_scripts/EE_DMS_Core_4_3_0.dms.php

Indentation +194 added lines, -194 removed lines

@@ -14,11 +14,11 @@ 
 $stages = glob(EE_CORE . 'data_migration_scripts/4_3_0_stages/*');
 $class_to_filepath = array();
 if ( ! empty($stages)) {
-    foreach ($stages as $filepath) {
-        $matches = array();
-        preg_match('~4_3_0_stages/(.*).dmsstage.php~', $filepath, $matches);
-        $class_to_filepath[$matches[1]] = $filepath;
-    }
+	foreach ($stages as $filepath) {
+		$matches = array();
+		preg_match('~4_3_0_stages/(.*).dmsstage.php~', $filepath, $matches);
+		$class_to_filepath[$matches[1]] = $filepath;
+	}
 }
 //give addons a chance to autoload their stages too
 $class_to_filepath = apply_filters('FHEE__EE_DMS_4_3_0__autoloaded_stages', $class_to_filepath);
@@ -31,57 +31,57 @@ 
 
 
 
-    /**
-     * EE_DMS_Core_4_3_0 constructor.
-     *
-     * @param TableManager  $table_manager
-     * @param TableAnalysis $table_analysis
-     */
-    public function __construct(TableManager $table_manager = null, TableAnalysis $table_analysis = null)
-    {
-        $this->_pretty_name = __("Data Update to Event Espresso 4.3.0", "event_espresso");
-        $this->_priority = 10;
-        $this->_migration_stages = array(
-            new EE_DMS_4_3_0_question_option_order(),
-            new EE_DMS_4_3_0_event_message_templates(),
-            new EE_DMS_4_3_0_critical_page_shortcode_tracking(),
-        );
-        parent::__construct($table_manager, $table_analysis);
-    }
+	/**
+	 * EE_DMS_Core_4_3_0 constructor.
+	 *
+	 * @param TableManager  $table_manager
+	 * @param TableAnalysis $table_analysis
+	 */
+	public function __construct(TableManager $table_manager = null, TableAnalysis $table_analysis = null)
+	{
+		$this->_pretty_name = __("Data Update to Event Espresso 4.3.0", "event_espresso");
+		$this->_priority = 10;
+		$this->_migration_stages = array(
+			new EE_DMS_4_3_0_question_option_order(),
+			new EE_DMS_4_3_0_event_message_templates(),
+			new EE_DMS_4_3_0_critical_page_shortcode_tracking(),
+		);
+		parent::__construct($table_manager, $table_analysis);
+	}
 
 
 
-    public function can_migrate_from_version($version_array)
-    {
-        $version_string = $version_array['Core'];
-        if (version_compare($version_string, '4.3.0', '<=') && version_compare($version_string, '4.2.0', '>=')) {
+	public function can_migrate_from_version($version_array)
+	{
+		$version_string = $version_array['Core'];
+		if (version_compare($version_string, '4.3.0', '<=') && version_compare($version_string, '4.2.0', '>=')) {
 //			echo "$version_string can be migrated fro";
-            return true;
-        } elseif ( ! $version_string) {
+			return true;
+		} elseif ( ! $version_string) {
 //			echo "no version string provided: $version_string";
-            //no version string provided... this must be pre 4.2
-            return false;//changed mind. dont want people thinking they should migrate yet because they cant
-        } else {
+			//no version string provided... this must be pre 4.2
+			return false;//changed mind. dont want people thinking they should migrate yet because they cant
+		} else {
 //			echo "$version_string doesnt apply";
-            return false;
-        }
-    }
+			return false;
+		}
+	}
 
 
 
-    public function schema_changes_before_migration()
-    {
-        //relies on 4.1's EEH_Activation::create_table
-        require_once(EE_HELPERS . 'EEH_Activation.helper.php');
-        $table_name = 'esp_answer';
-        $sql = " ANS_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
+	public function schema_changes_before_migration()
+	{
+		//relies on 4.1's EEH_Activation::create_table
+		require_once(EE_HELPERS . 'EEH_Activation.helper.php');
+		$table_name = 'esp_answer';
+		$sql = " ANS_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
 					REG_ID INT UNSIGNED NOT NULL,
 					QST_ID INT UNSIGNED NOT NULL,
 					ANS_value TEXT NOT NULL,
 					PRIMARY KEY  (ANS_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_attendee_meta';
-        $sql = "ATTM_ID INT(10) UNSIGNED NOT	NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_attendee_meta';
+		$sql = "ATTM_ID INT(10) UNSIGNED NOT	NULL AUTO_INCREMENT,
 						ATT_ID BIGINT(20) UNSIGNED NOT NULL,
 						ATT_fname VARCHAR(45) NOT NULL,
 						ATT_lname VARCHAR(45) NOT	NULL,
@@ -97,9 +97,9 @@ 
 								KEY ATT_fname (ATT_fname),
 								KEY ATT_lname (ATT_lname),
 								KEY ATT_email (ATT_email)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_country';
-        $sql = "CNT_ISO VARCHAR(2) COLLATE utf8_bin NOT NULL,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_country';
+		$sql = "CNT_ISO VARCHAR(2) COLLATE utf8_bin NOT NULL,
 					  CNT_ISO3 VARCHAR(3) COLLATE utf8_bin NOT NULL,
 					  RGN_ID TINYINT(3) UNSIGNED DEFAULT NULL,
 					  CNT_name VARCHAR(45) COLLATE utf8_bin NOT NULL,
@@ -115,9 +115,9 @@ 
 					  CNT_is_EU TINYINT(1) DEFAULT '0',
 					  CNT_active TINYINT(1) DEFAULT '0',
 					  PRIMARY KEY  (CNT_ISO)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_datetime';
-        $sql = "DTT_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_datetime';
+		$sql = "DTT_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 				  EVT_ID BIGINT(20) UNSIGNED NOT NULL,
 				  DTT_name VARCHAR(255) NOT NULL DEFAULT '',
 				  DTT_description TEXT NOT NULL,
@@ -132,9 +132,9 @@ 
 						PRIMARY KEY  (DTT_ID),
 						KEY EVT_ID (EVT_ID),
 						KEY DTT_is_primary (DTT_is_primary)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_meta';
-        $sql = "
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_meta';
+		$sql = "
 			EVTM_ID INT NOT NULL AUTO_INCREMENT,
 			EVT_ID BIGINT(20) UNSIGNED NOT NULL,
 			EVT_display_desc TINYINT(1) UNSIGNED NOT NULL DEFAULT 1,
@@ -149,31 +149,31 @@ 
 			EVT_external_URL VARCHAR(200) NULL,
 			EVT_donations TINYINT(1) NULL,
 			PRIMARY KEY  (EVTM_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_question_group';
-        $sql = "EQG_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_question_group';
+		$sql = "EQG_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
 					EVT_ID BIGINT(20) UNSIGNED NOT NULL,
 					QSG_ID INT UNSIGNED NOT NULL,
 					EQG_primary TINYINT(1) UNSIGNED NOT NULL DEFAULT 0,
 					PRIMARY KEY  (EQG_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_venue';
-        $sql = "EVV_ID INT(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_venue';
+		$sql = "EVV_ID INT(11) NOT NULL AUTO_INCREMENT,
 				EVT_ID BIGINT(20) UNSIGNED NOT NULL,
 				VNU_ID BIGINT(20) UNSIGNED NOT NULL,
 				EVV_primary TINYINT(1) UNSIGNED NOT NULL DEFAULT 0,
 				PRIMARY KEY  (EVV_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_extra_meta';
-        $sql = "EXM_ID INT(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_extra_meta';
+		$sql = "EXM_ID INT(11) NOT NULL AUTO_INCREMENT,
 				OBJ_ID INT(11) DEFAULT NULL,
 				EXM_type VARCHAR(45) DEFAULT NULL,
 				EXM_key VARCHAR(45) DEFAULT NULL,
 				EXM_value TEXT,
 				PRIMARY KEY  (EXM_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_line_item';
-        $sql = "LIN_ID INT(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_line_item';
+		$sql = "LIN_ID INT(11) NOT NULL AUTO_INCREMENT,
 				LIN_code VARCHAR(245) NOT NULL DEFAULT '',
 				TXN_ID INT(11) DEFAULT NULL,
 				LIN_name VARCHAR(245) NOT NULL DEFAULT '',
@@ -189,19 +189,19 @@ 
 				OBJ_ID INT(11) DEFAULT NULL,
 				OBJ_type VARCHAR(45)DEFAULT NULL,
 				PRIMARY KEY  (LIN_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_message_template';
-        $sql = "MTP_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_message_template';
+		$sql = "MTP_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					GRP_ID INT(10) UNSIGNED NOT NULL,
 					MTP_context VARCHAR(50) NOT NULL,
 					MTP_template_field VARCHAR(30) NOT NULL,
 					MTP_content TEXT NOT NULL,
 					PRIMARY KEY  (MTP_ID),
 					KEY GRP_ID (GRP_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $this->_get_table_manager()->dropIndex('esp_message_template_group', 'EVT_ID');
-        $table_name = 'esp_message_template_group';
-        $sql = "GRP_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$this->_get_table_manager()->dropIndex('esp_message_template_group', 'EVT_ID');
+		$table_name = 'esp_message_template_group';
+		$sql = "GRP_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					MTP_user_id INT(10) NOT NULL DEFAULT '1',
 					MTP_name VARCHAR(245) NOT NULL DEFAULT '',
 					MTP_description VARCHAR(245) NOT NULL DEFAULT '',
@@ -213,17 +213,17 @@ 
 					MTP_is_active TINYINT(1) NOT NULL DEFAULT '1',
 					PRIMARY KEY  (GRP_ID),
 					KEY MTP_user_id (MTP_user_id)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_message_template';
-        $sql = "EMT_ID BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_message_template';
+		$sql = "EMT_ID BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
 					EVT_ID BIGINT(20) UNSIGNED NOT NULL DEFAULT 0,
 					GRP_ID INT(10) UNSIGNED NOT NULL DEFAULT 0,
 					PRIMARY KEY  (EMT_ID),
 					KEY EVT_ID (EVT_ID),
 					KEY GRP_ID (GRP_ID)";
-        $this->_table_is_new_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_payment';
-        $sql = "PAY_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_is_new_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_payment';
+		$sql = "PAY_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					TXN_ID INT(10) UNSIGNED DEFAULT NULL,
 					STS_ID VARCHAR(3) COLLATE utf8_bin DEFAULT NULL,
 					PAY_timestamp DATETIME NOT NULL DEFAULT '0000-00-00 00:00:00',
@@ -239,9 +239,9 @@ 
 					PRIMARY KEY  (PAY_ID),
 					KEY TXN_ID (TXN_ID),
 					KEY PAY_timestamp (PAY_timestamp)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = "esp_ticket";
-        $sql = "TKT_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = "esp_ticket";
+		$sql = "TKT_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  TTM_ID INT(10) UNSIGNED NOT NULL,
 					  TKT_name VARCHAR(245) NOT NULL DEFAULT '',
 					  TKT_description TEXT NOT NULL,
@@ -261,28 +261,28 @@ 
 					  TKT_parent INT(10) UNSIGNED DEFAULT '0',
 					  TKT_deleted TINYINT(1) NOT NULL DEFAULT '0',
 					  PRIMARY KEY  (TKT_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_ticket_price";
-        $sql = "TKP_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_ticket_price";
+		$sql = "TKP_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  TKT_ID INT(10) UNSIGNED NOT NULL,
 					  PRC_ID INT(10) UNSIGNED NOT NULL,
 					  PRIMARY KEY  (TKP_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_datetime_ticket";
-        $sql = "DTK_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_datetime_ticket";
+		$sql = "DTK_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  DTT_ID INT(10) UNSIGNED NOT NULL,
 					  TKT_ID INT(10) UNSIGNED NOT NULL,
 					  PRIMARY KEY  (DTK_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_ticket_template";
-        $sql = "TTM_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_ticket_template";
+		$sql = "TTM_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  TTM_name VARCHAR(45) NOT NULL,
 					  TTM_description TEXT,
 					  TTM_file VARCHAR(45),
 					  PRIMARY KEY  (TTM_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_price";
-        $sql = "PRC_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_price";
+		$sql = "PRC_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  PRT_ID TINYINT(3) UNSIGNED NOT NULL,
 					  PRC_amount DECIMAL(10,3) NOT NULL DEFAULT '0.00',
 					  PRC_name VARCHAR(245) NOT NULL,
@@ -293,9 +293,9 @@ 
 					  PRC_order TINYINT(3) UNSIGNED NOT NULL DEFAULT '0',
 					  PRC_parent INT(10) UNSIGNED DEFAULT 0,
 					  PRIMARY KEY  (PRC_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_price_type";
-        $sql = "PRT_ID TINYINT(3) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_price_type";
+		$sql = "PRT_ID TINYINT(3) UNSIGNED NOT NULL AUTO_INCREMENT,
 				  PRT_name VARCHAR(45) NOT NULL,
 				  PBT_ID TINYINT(3) UNSIGNED NOT NULL DEFAULT '1',
 				  PRT_is_percent TINYINT(1) NOT NULL DEFAULT '0',
@@ -303,9 +303,9 @@ 
 				  PRT_deleted TINYINT(1) NOT NULL DEFAULT '0',
 				  UNIQUE KEY PRT_name_UNIQUE (PRT_name),
 				  PRIMARY KEY  (PRT_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_question';
-        $sql = 'QST_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_question';
+		$sql = 'QST_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
 					QST_display_text TEXT NOT NULL,
 					QST_admin_label VARCHAR(255) NOT NULL,
 					QST_system VARCHAR(25) DEFAULT NULL,
@@ -317,10 +317,10 @@ 
 					QST_wp_user BIGINT UNSIGNED NULL,
 					QST_deleted TINYINT UNSIGNED NOT NULL DEFAULT 0,
 					PRIMARY KEY  (QST_ID)';
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $this->_get_table_manager()->dropIndex('esp_question_group', 'QSG_identifier_UNIQUE');
-        $table_name = 'esp_question_group';
-        $sql = 'QSG_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$this->_get_table_manager()->dropIndex('esp_question_group', 'QSG_identifier_UNIQUE');
+		$table_name = 'esp_question_group';
+		$sql = 'QSG_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
 					QSG_name VARCHAR(255) NOT NULL,
 					QSG_identifier VARCHAR(100) NOT NULL,
 					QSG_desc TEXT NULL,
@@ -331,25 +331,25 @@ 
 					QSG_deleted TINYINT(1) UNSIGNED NOT NULL DEFAULT 0,
 					PRIMARY KEY  (QSG_ID),
 					UNIQUE KEY QSG_identifier_UNIQUE (QSG_identifier ASC)';
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_question_group_question';
-        $sql = "QGQ_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_question_group_question';
+		$sql = "QGQ_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
 					QSG_ID INT UNSIGNED NOT NULL,
 					QST_ID INT UNSIGNED NOT NULL,
 					QGQ_order INT UNSIGNED NOT NULL DEFAULT 0,
 					PRIMARY KEY  (QGQ_ID) ";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_question_option';
-        $sql = "QSO_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_question_option';
+		$sql = "QSO_ID INT UNSIGNED NOT NULL AUTO_INCREMENT,
 					QSO_value VARCHAR(255) NOT NULL,
 					QSO_desc TEXT NOT NULL,
 					QST_ID INT UNSIGNED NOT NULL,
 					QSO_order INT UNSIGNED NOT NULL DEFAULT 0,
 					QSO_deleted TINYINT(1) UNSIGNED NOT NULL DEFAULT 0,
 					PRIMARY KEY  (QSO_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_registration';
-        $sql = "REG_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_registration';
+		$sql = "REG_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  EVT_ID BIGINT(20) UNSIGNED NOT NULL,
 					  ATT_ID BIGINT(20) UNSIGNED NOT NULL,
 					  TXN_ID INT(10) UNSIGNED NOT NULL,
@@ -372,25 +372,25 @@ 
 					  KEY STS_ID (STS_ID),
 					  KEY REG_url_link (REG_url_link),
 					  KEY REG_code (REG_code)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_checkin';
-        $sql = "CHK_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_checkin';
+		$sql = "CHK_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					REG_ID INT(10) UNSIGNED NOT NULL,
 					DTT_ID INT(10) UNSIGNED NOT NULL,
 					CHK_in TINYINT(1) UNSIGNED NOT NULL DEFAULT 1,
 					CHK_timestamp DATETIME NOT NULL DEFAULT '0000-00-00 00:00:00',
 					PRIMARY KEY  (CHK_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_state';
-        $sql = "STA_ID smallint(5) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_state';
+		$sql = "STA_ID smallint(5) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  CNT_ISO VARCHAR(2) COLLATE utf8_bin NOT NULL,
 					  STA_abbrev VARCHAR(6) COLLATE utf8_bin NOT NULL,
 					  STA_name VARCHAR(100) COLLATE utf8_bin NOT NULL,
 					  STA_active TINYINT(1) DEFAULT '1',
 					  PRIMARY KEY  (STA_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_status';
-        $sql = "STS_ID VARCHAR(3) COLLATE utf8_bin NOT NULL,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_status';
+		$sql = "STS_ID VARCHAR(3) COLLATE utf8_bin NOT NULL,
 					  STS_code VARCHAR(45) COLLATE utf8_bin NOT NULL,
 					  STS_type set('event','registration','transaction','payment','email') COLLATE utf8_bin NOT NULL,
 					  STS_can_edit TINYINT(1) NOT NULL DEFAULT 0,
@@ -398,9 +398,9 @@ 
 					  STS_open TINYINT(1) NOT NULL DEFAULT 1,
 					  UNIQUE KEY STS_ID_UNIQUE (STS_ID),
 					  KEY STS_type (STS_type)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_transaction';
-        $sql = "TXN_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_transaction';
+		$sql = "TXN_ID INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 					  TXN_timestamp DATETIME NOT NULL DEFAULT '0000-00-00 00:00:00',
 					  TXN_total DECIMAL(10,3) DEFAULT '0.00',
 					  TXN_paid DECIMAL(10,3) NOT NULL DEFAULT '0.00',
@@ -410,9 +410,9 @@ 
 					  PRIMARY KEY  (TXN_ID),
 					  KEY TXN_timestamp (TXN_timestamp),
 					  KEY STS_ID (STS_ID)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_venue_meta';
-        $sql = "VNUM_ID INT(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_venue_meta';
+		$sql = "VNUM_ID INT(11) NOT NULL AUTO_INCREMENT,
 			VNU_ID BIGINT(20) UNSIGNED NOT NULL DEFAULT 0,
 			VNU_address VARCHAR(255) DEFAULT NULL,
 			VNU_address2 VARCHAR(255) DEFAULT NULL,
@@ -430,79 +430,79 @@ 
 			PRIMARY KEY  (VNUM_ID),
 			KEY STA_ID (STA_ID),
 			KEY CNT_ISO (CNT_ISO)";
-        $this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
-        $script_with_defaults = EE_Registry::instance()->load_dms('Core_4_1_0');
-        //setting up the DEFAULT stats and countries is also essential for the data migrations to run
-        //(because many need to convert old string states to foreign keys into the states table)
-        $script_with_defaults->insert_default_states();
-        $script_with_defaults->insert_default_countries();
-        //setting up DEFAULT prices, price types, and tickets is also essential for the price migrations
-        $script_with_defaults->insert_default_price_types();
-        $script_with_defaults->insert_default_prices();
-        //but the schema on the tickets table has changed since 4.1, so use our DEFAULT ticket method instead of 4.1's
-        $this->insert_default_tickets();
-        //setting up the config wp option pretty well counts as a 'schema change', or at least should happen ehre
-        EE_Config::instance()->update_espresso_config(false, true);
-        return true;
-    }
-
-
-
-    /**
-     * @return boolean
-     */
-    public function schema_changes_after_migration()
-    {
-        return true;
-    }
-
-
-
-    public function migration_page_hooks()
-    {
-    }
-
-
-
-    /**
-     * insert DEFAULT ticket
-     * Almost identical to EE_DMS_Core_4_1_0::insert_default_tickets, except is aware of the TKT_required field
-     *
-     * @access public
-     * @static
-     * @return void
-     */
-    public function insert_default_tickets()
-    {
-        global $wpdb;
-        $ticket_table = $wpdb->prefix . "esp_ticket";
-        if ($this->_get_table_analysis()->tableExists($ticket_table)) {
-            $SQL = 'SELECT COUNT(TKT_ID) FROM ' . $ticket_table;
-            $tickets_exist = $wpdb->get_var($SQL);
-            if ( ! $tickets_exist) {
-                $SQL = "INSERT INTO $ticket_table
+		$this->_table_should_exist_previously($table_name, $sql, 'ENGINE=InnoDB');
+		$script_with_defaults = EE_Registry::instance()->load_dms('Core_4_1_0');
+		//setting up the DEFAULT stats and countries is also essential for the data migrations to run
+		//(because many need to convert old string states to foreign keys into the states table)
+		$script_with_defaults->insert_default_states();
+		$script_with_defaults->insert_default_countries();
+		//setting up DEFAULT prices, price types, and tickets is also essential for the price migrations
+		$script_with_defaults->insert_default_price_types();
+		$script_with_defaults->insert_default_prices();
+		//but the schema on the tickets table has changed since 4.1, so use our DEFAULT ticket method instead of 4.1's
+		$this->insert_default_tickets();
+		//setting up the config wp option pretty well counts as a 'schema change', or at least should happen ehre
+		EE_Config::instance()->update_espresso_config(false, true);
+		return true;
+	}
+
+
+
+	/**
+	 * @return boolean
+	 */
+	public function schema_changes_after_migration()
+	{
+		return true;
+	}
+
+
+
+	public function migration_page_hooks()
+	{
+	}
+
+
+
+	/**
+	 * insert DEFAULT ticket
+	 * Almost identical to EE_DMS_Core_4_1_0::insert_default_tickets, except is aware of the TKT_required field
+	 *
+	 * @access public
+	 * @static
+	 * @return void
+	 */
+	public function insert_default_tickets()
+	{
+		global $wpdb;
+		$ticket_table = $wpdb->prefix . "esp_ticket";
+		if ($this->_get_table_analysis()->tableExists($ticket_table)) {
+			$SQL = 'SELECT COUNT(TKT_ID) FROM ' . $ticket_table;
+			$tickets_exist = $wpdb->get_var($SQL);
+			if ( ! $tickets_exist) {
+				$SQL = "INSERT INTO $ticket_table
 					( TKT_ID, TTM_ID, TKT_name, TKT_description, TKT_qty, TKT_sold, TKT_uses, TKT_required, TKT_min, TKT_max, TKT_price, TKT_start_date, TKT_end_date, TKT_taxable, TKT_order, TKT_row, TKT_is_default, TKT_parent, TKT_deleted ) VALUES
 					( 1, 0, '"
-                       . __("Free Ticket", "event_espresso")
-                       . "', '', 100, 0, -1, 0, 0, -1, 0.00, '0000-00-00 00:00:00', '0000-00-00 00:00:00', 0, 0, 1, 1, 0, 0);";
-                $SQL = apply_filters('FHEE__EE_DMS_4_1_0__insert_default_tickets__SQL', $SQL);
-                $wpdb->query($SQL);
-            }
-        }
-        $ticket_price_table = $wpdb->prefix . "esp_ticket_price";
-        if ($this->_get_table_analysis()->tableExists($ticket_price_table)) {
-            $SQL = 'SELECT COUNT(TKP_ID) FROM ' . $ticket_price_table;
-            $ticket_prc_exist = $wpdb->get_var($SQL);
-            if ( ! $ticket_prc_exist) {
-                $SQL = "INSERT INTO $ticket_price_table
+					   . __("Free Ticket", "event_espresso")
+					   . "', '', 100, 0, -1, 0, 0, -1, 0.00, '0000-00-00 00:00:00', '0000-00-00 00:00:00', 0, 0, 1, 1, 0, 0);";
+				$SQL = apply_filters('FHEE__EE_DMS_4_1_0__insert_default_tickets__SQL', $SQL);
+				$wpdb->query($SQL);
+			}
+		}
+		$ticket_price_table = $wpdb->prefix . "esp_ticket_price";
+		if ($this->_get_table_analysis()->tableExists($ticket_price_table)) {
+			$SQL = 'SELECT COUNT(TKP_ID) FROM ' . $ticket_price_table;
+			$ticket_prc_exist = $wpdb->get_var($SQL);
+			if ( ! $ticket_prc_exist) {
+				$SQL = "INSERT INTO $ticket_price_table
 				( TKP_ID, TKT_ID, PRC_ID ) VALUES
 				( 1, 1, 1 )
 				";
-                $SQL = apply_filters('FHEE__EE_DMS_4_1_0__insert_default_tickets__SQL__ticket_price', $SQL);
-                $wpdb->query($SQL);
-            }
-        }
-    }
+				$SQL = apply_filters('FHEE__EE_DMS_4_1_0__insert_default_tickets__SQL__ticket_price', $SQL);
+				$wpdb->query($SQL);
+			}
+		}
+	}
 
 }
 

core/data_migration_scripts/EE_DMS_Core_4_8_0.dms.php

Indentation +355 added lines, -355 removed lines

@@ -17,9 +17,9 @@ 
 $stages = glob(EE_CORE . 'data_migration_scripts/4_8_0_stages/*');
 $class_to_filepath = array();
 foreach ($stages as $filepath) {
-    $matches = array();
-    preg_match('~4_8_0_stages/(.*).dmsstage.php~', $filepath, $matches);
-    $class_to_filepath[$matches[1]] = $filepath;
+	$matches = array();
+	preg_match('~4_8_0_stages/(.*).dmsstage.php~', $filepath, $matches);
+	$class_to_filepath[$matches[1]] = $filepath;
 }
 //give addons a chance to autoload their stages too
 $class_to_filepath = apply_filters('FHEE__EE_DMS_4_8_0__autoloaded_stages', $class_to_filepath);
@@ -38,71 +38,71 @@ 
 class EE_DMS_Core_4_8_0 extends EE_Data_Migration_Script_Base
 {
 
-    /**
-     * return EE_DMS_Core_4_8_0
-     *
-     * @param TableManager  $table_manager
-     * @param TableAnalysis $table_analysis
-     */
-    public function __construct(TableManager $table_manager = null, TableAnalysis $table_analysis = null)
-    {
-        $this->_pretty_name = esc_html__("Data Update to Event Espresso 4.8.0", "event_espresso");
-        $this->_priority = 10;
-        $this->_migration_stages = array(
-            new EE_DMS_4_8_0_pretax_totals(),
-            new EE_DMS_4_8_0_event_subtotals(),
-        );
-        parent::__construct($table_manager, $table_analysis);
-    }
+	/**
+	 * return EE_DMS_Core_4_8_0
+	 *
+	 * @param TableManager  $table_manager
+	 * @param TableAnalysis $table_analysis
+	 */
+	public function __construct(TableManager $table_manager = null, TableAnalysis $table_analysis = null)
+	{
+		$this->_pretty_name = esc_html__("Data Update to Event Espresso 4.8.0", "event_espresso");
+		$this->_priority = 10;
+		$this->_migration_stages = array(
+			new EE_DMS_4_8_0_pretax_totals(),
+			new EE_DMS_4_8_0_event_subtotals(),
+		);
+		parent::__construct($table_manager, $table_analysis);
+	}
 
 
 
-    /**
-     * Because this is being done at basically the same time as the MER-ready branch
-     * of core, it's possible people might have installed MEr-ready branch first,
-     * and then this one, in which case we still want to perform this migration,
-     * even though the version might not have increased
-     *
-     * @param array $version_array
-     * @return bool
-     */
-    public function can_migrate_from_version($version_array)
-    {
-        $version_string = $version_array['Core'];
-        if (version_compare($version_string, '4.8.0', '<=') && version_compare($version_string, '4.7.0', '>=')) {
+	/**
+	 * Because this is being done at basically the same time as the MER-ready branch
+	 * of core, it's possible people might have installed MEr-ready branch first,
+	 * and then this one, in which case we still want to perform this migration,
+	 * even though the version might not have increased
+	 *
+	 * @param array $version_array
+	 * @return bool
+	 */
+	public function can_migrate_from_version($version_array)
+	{
+		$version_string = $version_array['Core'];
+		if (version_compare($version_string, '4.8.0', '<=') && version_compare($version_string, '4.7.0', '>=')) {
 //			echo "$version_string can be migrated from";
-            return true;
-        } elseif ( ! $version_string) {
+			return true;
+		} elseif ( ! $version_string) {
 //			echo "no version string provided: $version_string";
-            //no version string provided... this must be pre 4.3
-            return false;//changed mind. dont want people thinking they should migrate yet because they cant
-        } else {
+			//no version string provided... this must be pre 4.3
+			return false;//changed mind. dont want people thinking they should migrate yet because they cant
+		} else {
 //			echo "$version_string doesnt apply";
-            return false;
-        }
-    }
+			return false;
+		}
+	}
 
 
 
-    /**
-     * @return bool
-     */
-    public function schema_changes_before_migration()
-    {
-        require_once(EE_HELPERS . 'EEH_Activation.helper.php');
-        $now_in_mysql = current_time('mysql', true);
-        require_once(EE_HELPERS . 'EEH_Activation.helper.php');
-        $table_name = 'esp_answer';
-        $sql = " ANS_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+	/**
+	 * @return bool
+	 */
+	public function schema_changes_before_migration()
+	{
+		require_once(EE_HELPERS . 'EEH_Activation.helper.php');
+		$now_in_mysql = current_time('mysql', true);
+		require_once(EE_HELPERS . 'EEH_Activation.helper.php');
+		$table_name = 'esp_answer';
+		$sql = " ANS_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					REG_ID int(10) unsigned NOT NULL,
 					QST_ID int(10) unsigned NOT NULL,
 					ANS_value text NOT NULL,
 					PRIMARY KEY  (ANS_ID),
 					KEY REG_ID (REG_ID),
 					KEY QST_ID (QST_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_attendee_meta';
-        $sql = "ATTM_ID int(10) unsigned NOT	NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_attendee_meta';
+		$sql = "ATTM_ID int(10) unsigned NOT	NULL AUTO_INCREMENT,
 						ATT_ID bigint(20) unsigned NOT NULL,
 						ATT_fname varchar(45) NOT NULL,
 						ATT_lname varchar(45) NOT	NULL,
@@ -119,9 +119,9 @@ 
 								KEY ATT_email (ATT_email),
 								KEY ATT_lname (ATT_lname),
 								KEY ATT_fname (ATT_fname)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_country';
-        $sql = "CNT_ISO varchar(2) collate utf8_bin NOT NULL,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_country';
+		$sql = "CNT_ISO varchar(2) collate utf8_bin NOT NULL,
 					  CNT_ISO3 varchar(3) collate utf8_bin NOT NULL,
 					  RGN_ID tinyint(3) unsigned DEFAULT NULL,
 					  CNT_name varchar(45) collate utf8_bin NOT NULL,
@@ -137,25 +137,25 @@ 
 					  CNT_is_EU tinyint(1) DEFAULT '0',
 					  CNT_active tinyint(1) DEFAULT '0',
 					  PRIMARY KEY  (CNT_ISO)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_currency';
-        $sql = "CUR_code varchar(6) collate utf8_bin NOT NULL,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_currency';
+		$sql = "CUR_code varchar(6) collate utf8_bin NOT NULL,
 				CUR_single varchar(45) collate utf8_bin DEFAULT 'dollar',
 				CUR_plural varchar(45) collate utf8_bin DEFAULT 'dollars',
 				CUR_sign varchar(45) collate utf8_bin DEFAULT '$',
 				CUR_dec_plc varchar(1) collate utf8_bin NOT NULL DEFAULT '2',
 				CUR_active tinyint(1) DEFAULT '0',
 				PRIMARY KEY  (CUR_code)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_currency_payment_method';
-        $sql = "CPM_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_currency_payment_method';
+		$sql = "CPM_ID int(11) NOT NULL AUTO_INCREMENT,
 				CUR_code varchar(6) collate utf8_bin NOT NULL,
 				PMD_ID int(11) NOT NULL,
 				PRIMARY KEY  (CPM_ID),
 				KEY PMD_ID (PMD_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_datetime';
-        $sql = "DTT_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_datetime';
+		$sql = "DTT_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 				  EVT_ID bigint(20) unsigned NOT NULL,
 				  DTT_name varchar(255) NOT NULL DEFAULT '',
 				  DTT_description text NOT NULL,
@@ -171,9 +171,9 @@ 
 						KEY DTT_EVT_start (DTT_EVT_start),
 						KEY EVT_ID (EVT_ID),
 						KEY DTT_is_primary (DTT_is_primary)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_meta';
-        $sql = "
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_meta';
+		$sql = "
 			EVTM_ID int(10) NOT NULL AUTO_INCREMENT,
 			EVT_ID bigint(20) unsigned NOT NULL,
 			EVT_display_desc tinyint(1) unsigned NOT NULL DEFAULT 1,
@@ -189,34 +189,34 @@ 
 			EVT_donations tinyint(1) NULL,
 			PRIMARY KEY  (EVTM_ID),
 			KEY EVT_ID (EVT_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_question_group';
-        $sql = "EQG_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_question_group';
+		$sql = "EQG_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					EVT_ID bigint(20) unsigned NOT NULL,
 					QSG_ID int(10) unsigned NOT NULL,
 					EQG_primary tinyint(1) unsigned NOT NULL DEFAULT 0,
 					PRIMARY KEY  (EQG_ID),
 					KEY EVT_ID (EVT_ID),
 					KEY QSG_ID (QSG_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_venue';
-        $sql = "EVV_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_venue';
+		$sql = "EVV_ID int(11) NOT NULL AUTO_INCREMENT,
 				EVT_ID bigint(20) unsigned NOT NULL,
 				VNU_ID bigint(20) unsigned NOT NULL,
 				EVV_primary tinyint(1) unsigned NOT NULL DEFAULT 0,
 				PRIMARY KEY  (EVV_ID)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_extra_meta';
-        $sql = "EXM_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_extra_meta';
+		$sql = "EXM_ID int(11) NOT NULL AUTO_INCREMENT,
 				OBJ_ID int(11) DEFAULT NULL,
 				EXM_type varchar(45) DEFAULT NULL,
 				EXM_key varchar(45) DEFAULT NULL,
 				EXM_value text,
 				PRIMARY KEY  (EXM_ID),
 				KEY EXM_type (EXM_type,OBJ_ID,EXM_key)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_extra_join';
-        $sql = "EXJ_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_extra_join';
+		$sql = "EXJ_ID int(11) NOT NULL AUTO_INCREMENT,
 				EXJ_first_model_id varchar(6) NOT NULL,
 				EXJ_first_model_name varchar(20) NOT NULL,
 				EXJ_second_model_id varchar(6) NOT NULL,
@@ -224,9 +224,9 @@ 
 				PRIMARY KEY  (EXJ_ID),
 				KEY first_model (EXJ_first_model_name,EXJ_first_model_id),
 				KEY second_model (EXJ_second_model_name,EXJ_second_model_id)";
-        $this->_table_is_new_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_line_item';
-        $sql = "LIN_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_is_new_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_line_item';
+		$sql = "LIN_ID int(11) NOT NULL AUTO_INCREMENT,
 				LIN_code varchar(245) NOT NULL DEFAULT '',
 				TXN_ID int(11) DEFAULT NULL,
 				LIN_name varchar(245) NOT NULL DEFAULT '',
@@ -245,9 +245,9 @@ 
 				PRIMARY KEY  (LIN_ID),
 				KEY LIN_code (LIN_code(191)),
 				KEY TXN_ID (TXN_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_log';
-        $sql = "LOG_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_log';
+		$sql = "LOG_ID int(11) NOT NULL AUTO_INCREMENT,
 				LOG_time datetime DEFAULT NULL,
 				OBJ_ID varchar(45) DEFAULT NULL,
 				OBJ_type varchar(45) DEFAULT NULL,
@@ -258,18 +258,18 @@ 
 				KEY LOG_time (LOG_time),
 				KEY OBJ (OBJ_type,OBJ_ID),
 				KEY LOG_type (LOG_type)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_message_template';
-        $sql = "MTP_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_message_template';
+		$sql = "MTP_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					GRP_ID int(10) unsigned NOT NULL,
 					MTP_context varchar(50) NOT NULL,
 					MTP_template_field varchar(30) NOT NULL,
 					MTP_content text NOT NULL,
 					PRIMARY KEY  (MTP_ID),
 					KEY GRP_ID (GRP_ID)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_message_template_group';
-        $sql = "GRP_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_message_template_group';
+		$sql = "GRP_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					MTP_user_id int(10) NOT NULL DEFAULT '1',
 					MTP_name varchar(245) NOT NULL DEFAULT '',
 					MTP_description varchar(245) NOT NULL DEFAULT '',
@@ -281,17 +281,17 @@ 
 					MTP_is_active tinyint(1) NOT NULL DEFAULT '1',
 					PRIMARY KEY  (GRP_ID),
 					KEY MTP_user_id (MTP_user_id)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_event_message_template';
-        $sql = "EMT_ID bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_event_message_template';
+		$sql = "EMT_ID bigint(20) unsigned NOT NULL AUTO_INCREMENT,
 					EVT_ID bigint(20) unsigned NOT NULL DEFAULT 0,
 					GRP_ID int(10) unsigned NOT NULL DEFAULT 0,
 					PRIMARY KEY  (EMT_ID),
 					KEY EVT_ID (EVT_ID),
 					KEY GRP_ID (GRP_ID)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_payment';
-        $sql = "PAY_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_payment';
+		$sql = "PAY_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					TXN_ID int(10) unsigned DEFAULT NULL,
 					STS_ID varchar(3) collate utf8_bin DEFAULT NULL,
 					PAY_timestamp datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
@@ -308,9 +308,9 @@ 
 					PRIMARY KEY  (PAY_ID),
 					KEY PAY_timestamp (PAY_timestamp),
 					KEY TXN_ID (TXN_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_payment_method';
-        $sql = "PMD_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_payment_method';
+		$sql = "PMD_ID int(11) NOT NULL AUTO_INCREMENT,
 				PMD_type varchar(124) DEFAULT NULL,
 				PMD_name varchar(255) DEFAULT NULL,
 				PMD_desc text,
@@ -326,32 +326,32 @@ 
 				PRIMARY KEY  (PMD_ID),
 				UNIQUE KEY PMD_slug_UNIQUE (PMD_slug),
 				KEY PMD_type (PMD_type)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = "esp_ticket_price";
-        $sql = "TKP_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = "esp_ticket_price";
+		$sql = "TKP_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  TKT_ID int(10) unsigned NOT NULL,
 					  PRC_ID int(10) unsigned NOT NULL,
 					  PRIMARY KEY  (TKP_ID),
 					  KEY TKT_ID (TKT_ID),
 					  KEY PRC_ID (PRC_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_datetime_ticket";
-        $sql = "DTK_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_datetime_ticket";
+		$sql = "DTK_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  DTT_ID int(10) unsigned NOT NULL,
 					  TKT_ID int(10) unsigned NOT NULL,
 					  PRIMARY KEY  (DTK_ID),
 					  KEY DTT_ID (DTT_ID),
 					  KEY TKT_ID (TKT_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_ticket_template";
-        $sql = "TTM_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_ticket_template";
+		$sql = "TTM_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  TTM_name varchar(45) NOT NULL,
 					  TTM_description text,
 					  TTM_file varchar(45),
 					  PRIMARY KEY  (TTM_ID)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_question';
-        $sql = 'QST_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_question';
+		$sql = 'QST_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					QST_display_text text NOT NULL,
 					QST_admin_label varchar(255) NOT NULL,
 					QST_system varchar(25) NOT NULL DEFAULT "",
@@ -365,18 +365,18 @@ 
 					QST_deleted tinyint(2) unsigned NOT NULL DEFAULT 0,
 					PRIMARY KEY  (QST_ID),
 					KEY QST_order (QST_order)';
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_question_group_question';
-        $sql = "QGQ_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_question_group_question';
+		$sql = "QGQ_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					QSG_ID int(10) unsigned NOT NULL,
 					QST_ID int(10) unsigned NOT NULL,
 					QGQ_order int(10) unsigned NOT NULL DEFAULT 0,
 					PRIMARY KEY  (QGQ_ID),
 					KEY QST_ID (QST_ID),
 					KEY QSG_ID_order (QSG_ID,QGQ_order)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_question_option';
-        $sql = "QSO_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_question_option';
+		$sql = "QSO_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					QSO_value varchar(255) NOT NULL,
 					QSO_desc text NOT NULL,
 					QST_ID int(10) unsigned NOT NULL,
@@ -386,9 +386,9 @@ 
 					PRIMARY KEY  (QSO_ID),
 					KEY QST_ID (QST_ID),
 					KEY QSO_order (QSO_order)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_registration';
-        $sql = "REG_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_registration';
+		$sql = "REG_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  EVT_ID bigint(20) unsigned NOT NULL,
 					  ATT_ID bigint(20) unsigned NOT NULL,
 					  TXN_ID int(10) unsigned NOT NULL,
@@ -412,18 +412,18 @@ 
 					  KEY TKT_ID (TKT_ID),
 					  KEY EVT_ID (EVT_ID),
 					  KEY STS_ID (STS_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_registration_payment';
-        $sql = "RPY_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_registration_payment';
+		$sql = "RPY_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  REG_ID int(10) unsigned NOT NULL,
 					  PAY_ID int(10) unsigned NULL,
 					  RPY_amount decimal(10,3) NOT NULL DEFAULT '0.00',
 					  PRIMARY KEY  (RPY_ID),
 					  KEY REG_ID (REG_ID),
 					  KEY PAY_ID (PAY_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = 'esp_checkin';
-        $sql = "CHK_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = 'esp_checkin';
+		$sql = "CHK_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					REG_ID int(10) unsigned NOT NULL,
 					DTT_ID int(10) unsigned NOT NULL,
 					CHK_in tinyint(1) unsigned NOT NULL DEFAULT 1,
@@ -431,9 +431,9 @@ 
 					PRIMARY KEY  (CHK_ID),
 					KEY REG_ID (REG_ID),
 					KEY DTT_ID (DTT_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_state';
-        $sql = "STA_ID smallint(5) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_state';
+		$sql = "STA_ID smallint(5) unsigned NOT NULL AUTO_INCREMENT,
 					  CNT_ISO varchar(2) collate utf8_bin NOT NULL,
 					  STA_abbrev varchar(24) collate utf8_bin NOT NULL,
 					  STA_name varchar(100) collate utf8_bin NOT NULL,
@@ -441,9 +441,9 @@ 
 					  PRIMARY KEY  (STA_ID),
 					  KEY STA_abbrev (STA_abbrev),
 					  KEY CNT_ISO (CNT_ISO)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_status';
-        $sql = "STS_ID varchar(3) NOT NULL,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_status';
+		$sql = "STS_ID varchar(3) NOT NULL,
 					  STS_code varchar(45) NOT NULL,
 					  STS_type varchar(45) NOT NULL,
 					  STS_can_edit tinyint(1) NOT NULL DEFAULT 0,
@@ -451,9 +451,9 @@ 
 					  STS_open tinyint(1) NOT NULL DEFAULT 1,
 					  UNIQUE KEY STS_ID_UNIQUE (STS_ID),
 					  KEY STS_type (STS_type)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_transaction';
-        $sql = "TXN_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_transaction';
+		$sql = "TXN_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  TXN_timestamp datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
 					  TXN_total decimal(10,3) DEFAULT '0.00',
 					  TXN_paid decimal(10,3) NOT NULL DEFAULT '0.00',
@@ -465,9 +465,9 @@ 
 					  PRIMARY KEY  (TXN_ID),
 					  KEY TXN_timestamp (TXN_timestamp),
 					  KEY STS_ID (STS_ID)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_venue_meta';
-        $sql = "VNUM_ID int(11) NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_venue_meta';
+		$sql = "VNUM_ID int(11) NOT NULL AUTO_INCREMENT,
 			VNU_ID bigint(20) unsigned NOT NULL DEFAULT 0,
 			VNU_address varchar(255) DEFAULT NULL,
 			VNU_address2 varchar(255) DEFAULT NULL,
@@ -486,10 +486,10 @@ 
 			KEY VNU_ID (VNU_ID),
 			KEY STA_ID (STA_ID),
 			KEY CNT_ISO (CNT_ISO)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        //modified tables
-        $table_name = "esp_price";
-        $sql = "PRC_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		//modified tables
+		$table_name = "esp_price";
+		$sql = "PRC_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  PRT_ID tinyint(3) unsigned NOT NULL,
 					  PRC_amount decimal(10,3) NOT NULL DEFAULT '0.00',
 					  PRC_name varchar(245) NOT NULL,
@@ -502,9 +502,9 @@ 
 					  PRC_parent int(10) unsigned DEFAULT 0,
 					  PRIMARY KEY  (PRC_ID),
 					  KEY PRT_ID (PRT_ID)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = "esp_price_type";
-        $sql = "PRT_ID tinyint(3) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = "esp_price_type";
+		$sql = "PRT_ID tinyint(3) unsigned NOT NULL AUTO_INCREMENT,
 				  PRT_name varchar(45) NOT NULL,
 				  PBT_ID tinyint(3) unsigned NOT NULL DEFAULT '1',
 				  PRT_is_percent tinyint(1) NOT NULL DEFAULT '0',
@@ -513,9 +513,9 @@ 
 				  PRT_deleted tinyint(1) NOT NULL DEFAULT '0',
 				  UNIQUE KEY PRT_name_UNIQUE (PRT_name),
 				  PRIMARY KEY  (PRT_ID)";
-        $this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB ');
-        $table_name = "esp_ticket";
-        $sql = "TKT_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_has_not_changed_since_previous($table_name, $sql, 'ENGINE=InnoDB ');
+		$table_name = "esp_ticket";
+		$sql = "TKT_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					  TTM_ID int(10) unsigned NOT NULL,
 					  TKT_name varchar(245) NOT NULL DEFAULT '',
 					  TKT_description text NOT NULL,
@@ -537,9 +537,9 @@ 
 					  TKT_deleted tinyint(1) NOT NULL DEFAULT '0',
 					  PRIMARY KEY  (TKT_ID),
 					  KEY TKT_start_date (TKT_start_date)";
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        $table_name = 'esp_question_group';
-        $sql = 'QSG_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		$table_name = 'esp_question_group';
+		$sql = 'QSG_ID int(10) unsigned NOT NULL AUTO_INCREMENT,
 					QSG_name varchar(255) NOT NULL,
 					QSG_identifier varchar(100) NOT NULL,
 					QSG_desc text NULL,
@@ -552,221 +552,221 @@ 
 					PRIMARY KEY  (QSG_ID),
 					UNIQUE KEY QSG_identifier_UNIQUE (QSG_identifier),
 					KEY QSG_order (QSG_order)';
-        $this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
-        /** @var EE_DMS_Core_4_1_0 $script_4_1_defaults */
-        $script_4_1_defaults = EE_Registry::instance()->load_dms('Core_4_1_0');
-        //(because many need to convert old string states to foreign keys into the states table)
-        $script_4_1_defaults->insert_default_states();
-        $script_4_1_defaults->insert_default_countries();
-        /** @var EE_DMS_Core_4_5_0 $script_4_5_defaults */
-        $script_4_5_defaults = EE_Registry::instance()->load_dms('Core_4_5_0');
-        $script_4_5_defaults->insert_default_price_types();
-        $script_4_5_defaults->insert_default_prices();
-        $script_4_5_defaults->insert_default_tickets();
-        /** @var EE_DMS_Core_4_6_0 $script_4_6_defaults */
-        $script_4_6_defaults = EE_Registry::instance()->load_dms('Core_4_6_0');
-        $script_4_6_defaults->add_default_admin_only_payments();
-        $script_4_6_defaults->insert_default_currencies();
-        $this->verify_new_countries();
-        $this->verify_new_currencies();
-        return true;
-    }
+		$this->_table_is_changed_in_this_version($table_name, $sql, 'ENGINE=InnoDB');
+		/** @var EE_DMS_Core_4_1_0 $script_4_1_defaults */
+		$script_4_1_defaults = EE_Registry::instance()->load_dms('Core_4_1_0');
+		//(because many need to convert old string states to foreign keys into the states table)
+		$script_4_1_defaults->insert_default_states();
+		$script_4_1_defaults->insert_default_countries();
+		/** @var EE_DMS_Core_4_5_0 $script_4_5_defaults */
+		$script_4_5_defaults = EE_Registry::instance()->load_dms('Core_4_5_0');
+		$script_4_5_defaults->insert_default_price_types();
+		$script_4_5_defaults->insert_default_prices();
+		$script_4_5_defaults->insert_default_tickets();
+		/** @var EE_DMS_Core_4_6_0 $script_4_6_defaults */
+		$script_4_6_defaults = EE_Registry::instance()->load_dms('Core_4_6_0');
+		$script_4_6_defaults->add_default_admin_only_payments();
+		$script_4_6_defaults->insert_default_currencies();
+		$this->verify_new_countries();
+		$this->verify_new_currencies();
+		return true;
+	}
 
 
 
-    /**
-     * @return boolean
-     */
-    public function schema_changes_after_migration()
-    {
-        $this->fix_non_default_taxes();
-        //this is actually the same as the last DMS
-        /** @var EE_DMS_Core_4_7_0 $script_4_7_defaults */
-        $script_4_7_defaults = EE_Registry::instance()->load_dms('Core_4_7_0');
-        return $script_4_7_defaults->schema_changes_after_migration();
-    }
+	/**
+	 * @return boolean
+	 */
+	public function schema_changes_after_migration()
+	{
+		$this->fix_non_default_taxes();
+		//this is actually the same as the last DMS
+		/** @var EE_DMS_Core_4_7_0 $script_4_7_defaults */
+		$script_4_7_defaults = EE_Registry::instance()->load_dms('Core_4_7_0');
+		return $script_4_7_defaults->schema_changes_after_migration();
+	}
 
 
 
-    public function migration_page_hooks()
-    {
-    }
+	public function migration_page_hooks()
+	{
+	}
 
 
 
-    /**
-     * verifies each of the new countries exists that somehow we missed in 4.1
-     */
-    public function verify_new_countries()
-    {
-        //a list of countries (and specifically some which were missed in another list):https://gist.github.com/adhipg/1600028
-        //how many decimal places? https://en.wikipedia.org/wiki/ISO_4217
-        //currency symbols: http://www.xe.com/symbols.php
-        //CNT_ISO, CNT_ISO3, RGN_ID, CNT_name, CNT_cur_code, CNT_cur_single, CNT_cur_plural, CNT_cur_sign, CNT_cur_sign_b4, CNT_cur_dec_plc, CNT_tel_code, CNT_is_EU, CNT_active
-        //('AD', 'AND', 0, 'Andorra', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+376', 0, 0),
-        $newer_countries = array(
-            array('AX', 'ALA', 0, '&#197;land Islands', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+358', 1, 0),
-            array('BL', 'BLM', 0, 'Saint Barthelemy', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+590', 1, 0),
-            array('CW', 'CUW', 0, 'Curacao', 'ANG', 'Guilder', 'Guilders', 'ƒ', 1, 2, '+599', 1, 0),
-            array('GG', 'GGY', 0, 'Guernsey', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+44', 0, 0),
-            array('IM', 'IMN', 0, 'Isle of Man', 'GBP', 'Pound', 'Pounds', '£', 1, 2, '+44', 0, 0),
-            array('JE', 'JEY', 0, 'Jersey', 'GBP', 'Pound', 'Pounds', '£', 1, 2, '+44', 0, 0),
-            array('MF', 'MAF', 0, 'Saint Martin', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+590', 1, 0),
-            array('ME', 'MNE', 0, 'Montenegro', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+382', 0, 0),
-            array('RS', 'SRB', 0, 'Serbia', 'RSD', 'Dinar', 'Dinars', '', 0, 2, '+381', 1, 0),
-            array('SS', 'SSD', 0, 'South Sudan', 'SSP', 'Pound', 'Pounds', '£', 1, 2, '+211', 0, 0),
-            array('SX', 'SXM', 0, 'Sint Maarten', 'ANG', 'Guilder', 'Guilders', 'ƒ', 1, 2, '+1', 1, 0),
-            array('XK', 'XKX', 0, 'Kosovo', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+383', 0, 0),
-            array('YT', 'MYT', 0, 'Mayotte', 'EUR', 'Euro', 'Euros', '€', 0, 2, '+262', 1, 0),
-            array(
-                'BQ',
-                'BES',
-                0,
-                'Bonaire, Saint Eustatius and Saba',
-                'USD',
-                'Dollar',
-                'Dollars',
-                '$',
-                1,
-                2,
-                '+599',
-                0,
-                0,
-            ),
-            array('BV', 'BVT', 0, 'Bouvet Island', 'NOK', 'Krone', 'Krones', 'kr', 1, 2, '+47', 0, 0),
-            array('IO', 'IOT', 0, 'British Indian Ocean Territory', 'GBP', 'Pound', 'Pounds', '£', 1, 2, '+246', 0, 0),
-            array('CX', 'CXR', 0, 'Christmas Island', 'AUD', 'Dollar', 'Dollars', '$', 1, 2, '+61', 0, 0),
-            array('CC', 'CCK', 0, 'Cocos (Keeling) Islands', 'AUD', 'Dollar', 'Dollars', '$', 1, 2, '+891', 0, 0),
-            array(
-                'HM',
-                'HMD',
-                0,
-                'Heard Island and McDonald Islands',
-                'AUD',
-                'Dollar',
-                'Dollars',
-                '$',
-                1,
-                2,
-                '+891',
-                0,
-                0,
-            ),
-            array('PS', 'PSE', 0, 'Palestinian Territory', 'ILS', 'Shekel', 'Shekels', '₪', 1, 2, '+970', 0, 0),
-            array(
-                'GS',
-                'SGS',
-                0,
-                'South Georgia and the South Sandwich Islands',
-                'GBP',
-                'Pound',
-                'Pounds',
-                '£',
-                1,
-                2,
-                '+500',
-                0,
-                0,
-            ),
-            array('TL', 'TLS', 0, 'Timor-Leste', 'USD', 'Dollar', 'Dollars', '$', 1, 2, '+670', 0, 0),
-            array('TF', 'ATF', 0, 'French Southern Territories', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+262', 0, 0),
-            array(
-                'UM',
-                'UMI',
-                0,
-                'United States Minor Outlying Islands',
-                'USD',
-                'Dollar',
-                'Dollars',
-                '$',
-                1,
-                2,
-                '+1',
-                0,
-                0,
-            ),
-        );
-        global $wpdb;
-        $country_table = $wpdb->prefix . "esp_country";
-        $country_format = array(
-            "CNT_ISO"         => '%s',
-            "CNT_ISO3"        => '%s',
-            "RGN_ID"          => '%d',
-            "CNT_name"        => '%s',
-            "CNT_cur_code"    => '%s',
-            "CNT_cur_single"  => '%s',
-            "CNT_cur_plural"  => '%s',
-            "CNT_cur_sign"    => '%s',
-            "CNT_cur_sign_b4" => '%d',
-            "CNT_cur_dec_plc" => '%d',
-            "CNT_tel_code"    => '%s',
-            "CNT_is_EU"       => '%d',
-            "CNT_active"      => '%d',
-        );
-        if ($this->_get_table_analysis()->tableExists($country_table)) {
-            foreach ($newer_countries as $country) {
-                $SQL = "SELECT COUNT('CNT_ISO') FROM {$country_table} WHERE CNT_ISO='{$country[0]}' LIMIT 1";
-                $countries = $wpdb->get_var($SQL);
-                if ( ! $countries) {
-                    $wpdb->insert($country_table,
-                        array_combine(array_keys($country_format), $country),
-                        $country_format
-                    );
-                }
-            }
-        }
-    }
+	/**
+	 * verifies each of the new countries exists that somehow we missed in 4.1
+	 */
+	public function verify_new_countries()
+	{
+		//a list of countries (and specifically some which were missed in another list):https://gist.github.com/adhipg/1600028
+		//how many decimal places? https://en.wikipedia.org/wiki/ISO_4217
+		//currency symbols: http://www.xe.com/symbols.php
+		//CNT_ISO, CNT_ISO3, RGN_ID, CNT_name, CNT_cur_code, CNT_cur_single, CNT_cur_plural, CNT_cur_sign, CNT_cur_sign_b4, CNT_cur_dec_plc, CNT_tel_code, CNT_is_EU, CNT_active
+		//('AD', 'AND', 0, 'Andorra', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+376', 0, 0),
+		$newer_countries = array(
+			array('AX', 'ALA', 0, '&#197;land Islands', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+358', 1, 0),
+			array('BL', 'BLM', 0, 'Saint Barthelemy', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+590', 1, 0),
+			array('CW', 'CUW', 0, 'Curacao', 'ANG', 'Guilder', 'Guilders', 'ƒ', 1, 2, '+599', 1, 0),
+			array('GG', 'GGY', 0, 'Guernsey', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+44', 0, 0),
+			array('IM', 'IMN', 0, 'Isle of Man', 'GBP', 'Pound', 'Pounds', '£', 1, 2, '+44', 0, 0),
+			array('JE', 'JEY', 0, 'Jersey', 'GBP', 'Pound', 'Pounds', '£', 1, 2, '+44', 0, 0),
+			array('MF', 'MAF', 0, 'Saint Martin', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+590', 1, 0),
+			array('ME', 'MNE', 0, 'Montenegro', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+382', 0, 0),
+			array('RS', 'SRB', 0, 'Serbia', 'RSD', 'Dinar', 'Dinars', '', 0, 2, '+381', 1, 0),
+			array('SS', 'SSD', 0, 'South Sudan', 'SSP', 'Pound', 'Pounds', '£', 1, 2, '+211', 0, 0),
+			array('SX', 'SXM', 0, 'Sint Maarten', 'ANG', 'Guilder', 'Guilders', 'ƒ', 1, 2, '+1', 1, 0),
+			array('XK', 'XKX', 0, 'Kosovo', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+383', 0, 0),
+			array('YT', 'MYT', 0, 'Mayotte', 'EUR', 'Euro', 'Euros', '€', 0, 2, '+262', 1, 0),
+			array(
+				'BQ',
+				'BES',
+				0,
+				'Bonaire, Saint Eustatius and Saba',
+				'USD',
+				'Dollar',
+				'Dollars',
+				'$',
+				1,
+				2,
+				'+599',
+				0,
+				0,
+			),
+			array('BV', 'BVT', 0, 'Bouvet Island', 'NOK', 'Krone', 'Krones', 'kr', 1, 2, '+47', 0, 0),
+			array('IO', 'IOT', 0, 'British Indian Ocean Territory', 'GBP', 'Pound', 'Pounds', '£', 1, 2, '+246', 0, 0),
+			array('CX', 'CXR', 0, 'Christmas Island', 'AUD', 'Dollar', 'Dollars', '$', 1, 2, '+61', 0, 0),
+			array('CC', 'CCK', 0, 'Cocos (Keeling) Islands', 'AUD', 'Dollar', 'Dollars', '$', 1, 2, '+891', 0, 0),
+			array(
+				'HM',
+				'HMD',
+				0,
+				'Heard Island and McDonald Islands',
+				'AUD',
+				'Dollar',
+				'Dollars',
+				'$',
+				1,
+				2,
+				'+891',
+				0,
+				0,
+			),
+			array('PS', 'PSE', 0, 'Palestinian Territory', 'ILS', 'Shekel', 'Shekels', '₪', 1, 2, '+970', 0, 0),
+			array(
+				'GS',
+				'SGS',
+				0,
+				'South Georgia and the South Sandwich Islands',
+				'GBP',
+				'Pound',
+				'Pounds',
+				'£',
+				1,
+				2,
+				'+500',
+				0,
+				0,
+			),
+			array('TL', 'TLS', 0, 'Timor-Leste', 'USD', 'Dollar', 'Dollars', '$', 1, 2, '+670', 0, 0),
+			array('TF', 'ATF', 0, 'French Southern Territories', 'EUR', 'Euro', 'Euros', '€', 1, 2, '+262', 0, 0),
+			array(
+				'UM',
+				'UMI',
+				0,
+				'United States Minor Outlying Islands',
+				'USD',
+				'Dollar',
+				'Dollars',
+				'$',
+				1,
+				2,
+				'+1',
+				0,
+				0,
+			),
+		);
+		global $wpdb;
+		$country_table = $wpdb->prefix . "esp_country";
+		$country_format = array(
+			"CNT_ISO"         => '%s',
+			"CNT_ISO3"        => '%s',
+			"RGN_ID"          => '%d',
+			"CNT_name"        => '%s',
+			"CNT_cur_code"    => '%s',
+			"CNT_cur_single"  => '%s',
+			"CNT_cur_plural"  => '%s',
+			"CNT_cur_sign"    => '%s',
+			"CNT_cur_sign_b4" => '%d',
+			"CNT_cur_dec_plc" => '%d',
+			"CNT_tel_code"    => '%s',
+			"CNT_is_EU"       => '%d',
+			"CNT_active"      => '%d',
+		);
+		if ($this->_get_table_analysis()->tableExists($country_table)) {
+			foreach ($newer_countries as $country) {
+				$SQL = "SELECT COUNT('CNT_ISO') FROM {$country_table} WHERE CNT_ISO='{$country[0]}' LIMIT 1";
+				$countries = $wpdb->get_var($SQL);
+				if ( ! $countries) {
+					$wpdb->insert($country_table,
+						array_combine(array_keys($country_format), $country),
+						$country_format
+					);
+				}
+			}
+		}
+	}
 
 
 
-    /**
-     * verifies each of the new currencies exists that somehow we missed in 4.6
-     */
-    public function verify_new_currencies()
-    {
-        //a list of countries (and specifically some which were missed in another list):https://gist.github.com/adhipg/1600028
-        //how many decimal places? https://en.wikipedia.org/wiki/ISO_4217
-        //currency symbols: http://www.xe.com/symbols.php
-        // CUR_code, CUR_single, CUR_plural, CUR_sign, CUR_dec_plc, CUR_active
-        //( 'EUR',  'Euro',  'Euros',  '€',  2,1),
-        $newer_currencies = array(
-            array('RSD', 'Dinar', 'Dinars', '', 3, 1),
-        );
-        global $wpdb;
-        $currency_table = $wpdb->prefix . "esp_currency";
-        $currency_format = array(
-            "CUR_code"    => '%s',
-            "CUR_single"  => '%s',
-            "CUR_plural"  => '%s',
-            "CUR_sign"    => '%s',
-            "CUR_dec_plc" => '%d',
-            "CUR_active"  => '%d',
-        );
-        if ($this->_get_table_analysis()->tableExists($currency_table)) {
-            foreach ($newer_currencies as $currency) {
-                $SQL = "SELECT COUNT('CUR_code') FROM {$currency_table} WHERE CUR_code='{$currency[0]}' LIMIT 1";
-                $countries = $wpdb->get_var($SQL);
-                if ( ! $countries) {
-                    $wpdb->insert($currency_table,
-                        array_combine(array_keys($currency_format), $currency),
-                        $currency_format
-                    );
-                }
-            }
-        }
-    }
+	/**
+	 * verifies each of the new currencies exists that somehow we missed in 4.6
+	 */
+	public function verify_new_currencies()
+	{
+		//a list of countries (and specifically some which were missed in another list):https://gist.github.com/adhipg/1600028
+		//how many decimal places? https://en.wikipedia.org/wiki/ISO_4217
+		//currency symbols: http://www.xe.com/symbols.php
+		// CUR_code, CUR_single, CUR_plural, CUR_sign, CUR_dec_plc, CUR_active
+		//( 'EUR',  'Euro',  'Euros',  '€',  2,1),
+		$newer_currencies = array(
+			array('RSD', 'Dinar', 'Dinars', '', 3, 1),
+		);
+		global $wpdb;
+		$currency_table = $wpdb->prefix . "esp_currency";
+		$currency_format = array(
+			"CUR_code"    => '%s',
+			"CUR_single"  => '%s',
+			"CUR_plural"  => '%s',
+			"CUR_sign"    => '%s',
+			"CUR_dec_plc" => '%d',
+			"CUR_active"  => '%d',
+		);
+		if ($this->_get_table_analysis()->tableExists($currency_table)) {
+			foreach ($newer_currencies as $currency) {
+				$SQL = "SELECT COUNT('CUR_code') FROM {$currency_table} WHERE CUR_code='{$currency[0]}' LIMIT 1";
+				$countries = $wpdb->get_var($SQL);
+				if ( ! $countries) {
+					$wpdb->insert($currency_table,
+						array_combine(array_keys($currency_format), $currency),
+						$currency_format
+					);
+				}
+			}
+		}
+	}
 
 
 
-    /**
-     * addresses https://events.codebasehq.com/projects/event-espresso/tickets/8731
-     * which should just be a temporary issue for folks who installed 4.8.0-4.8.5;
-     * we should be able to stop doing this in 4.9
-     */
-    public function fix_non_default_taxes()
-    {
-        global $wpdb;
-        $query = $wpdb->prepare("UPDATE
+	/**
+	 * addresses https://events.codebasehq.com/projects/event-espresso/tickets/8731
+	 * which should just be a temporary issue for folks who installed 4.8.0-4.8.5;
+	 * we should be able to stop doing this in 4.9
+	 */
+	public function fix_non_default_taxes()
+	{
+		global $wpdb;
+		$query = $wpdb->prepare("UPDATE
 				{$wpdb->prefix}esp_price p INNER JOIN
 				{$wpdb->prefix}esp_price_type pt ON p.PRT_ID = pt.PRT_ID
 			SET
@@ -775,6 +775,6 @@ 
 				p.PRC_is_default = 0 AND
 				pt.PBT_ID = %d
 					", EEM_Price_Type::base_type_tax);
-        $wpdb->query($query);
-    }
+		$wpdb->query($query);
+	}
 }

admin_pages/maintenance/templates/ee_data_reset_and_delete.template.php

Spacing +13 added lines, -13 removed lines

@@ -7,14 +7,14 @@ 
 /** @var string $delete_db_url */
 ?>
 <h2>
-	<?php esc_html_e( 'Reset/Delete Data for Event Espresso', 'event_espresso' );?>
+	<?php esc_html_e('Reset/Delete Data for Event Espresso', 'event_espresso'); ?>
 </h2>
 <br />
 
 <!-- reset DB url is here. Just need to make it look pretty and unhide it-->
 <div class="padding">
-	<h4 class="espresso-header"><span class="dashicons dashicons-update ee-icon-size-22"></span><?php esc_html_e('Reset Event Espresso Capabilities', 'event_espresso');?></h4>
-	<p><?php esc_html_e('Use this to reset the capabilities on WP roles to the defaults as defined via EE_Capabilities.  Note this reset does not REMOVE any existing capabilities, it just ensures that all the defaults are ADDED to the roles.', 'event_espresso');?></p>
+	<h4 class="espresso-header"><span class="dashicons dashicons-update ee-icon-size-22"></span><?php esc_html_e('Reset Event Espresso Capabilities', 'event_espresso'); ?></h4>
+	<p><?php esc_html_e('Use this to reset the capabilities on WP roles to the defaults as defined via EE_Capabilities.  Note this reset does not REMOVE any existing capabilities, it just ensures that all the defaults are ADDED to the roles.', 'event_espresso'); ?></p>
 	<div class="float-right"><?php echo $reset_capabilities_button; ?></div>
 	<div class="clear"></div>
 </div>
@@ -22,24 +22,24 @@ 
 <br />
 
 <div class="padding">
-	<h4 class="espresso-header"><span class="dashicons dashicons-update ee-icon-size-22"></span><?php esc_html_e('Reset Event Espresso Tables', 'event_espresso');?></h4>
-	<p><?php esc_html_e('Use this to reset Event Espresso Data and return your site to how it was just after first activating Event Espresso.', 'event_espresso');?></p>
-	<div class="float-right"><a class="button button-primary" href="<?php echo $reset_db_url;?>"><?php esc_html_e('Reset Event Espresso Tables', 'event_espresso');?></a></div>
+	<h4 class="espresso-header"><span class="dashicons dashicons-update ee-icon-size-22"></span><?php esc_html_e('Reset Event Espresso Tables', 'event_espresso'); ?></h4>
+	<p><?php esc_html_e('Use this to reset Event Espresso Data and return your site to how it was just after first activating Event Espresso.', 'event_espresso'); ?></p>
+	<div class="float-right"><a class="button button-primary" href="<?php echo $reset_db_url; ?>"><?php esc_html_e('Reset Event Espresso Tables', 'event_espresso'); ?></a></div>
 	<div class="clear"></div>
 </div>
 <br />
 <br />
 
 <div class="padding">
-	<h4 class="espresso-header"><span class="dashicons dashicons-post-trash ee-icon-size-22"></span><?php esc_html_e('Permanently Delete ALL Event Espresso Tables and Data', 'event_espresso');?></h4>
-	<p><?php esc_html_e('If you know for certain that you will no longer be using Event Espresso and you wish to remove ALL traces of the plugin from your system, then perform the following steps.', 'event_espresso');?></p>
-	<p class="important-notice"><?php printf( esc_html__('Please note: %sThis is permanent and can NOT be undone.%s', 'event_espresso'), '<strong>', '</strong>' ); ?><br/></p>
+	<h4 class="espresso-header"><span class="dashicons dashicons-post-trash ee-icon-size-22"></span><?php esc_html_e('Permanently Delete ALL Event Espresso Tables and Data', 'event_espresso'); ?></h4>
+	<p><?php esc_html_e('If you know for certain that you will no longer be using Event Espresso and you wish to remove ALL traces of the plugin from your system, then perform the following steps.', 'event_espresso'); ?></p>
+	<p class="important-notice"><?php printf(esc_html__('Please note: %sThis is permanent and can NOT be undone.%s', 'event_espresso'), '<strong>', '</strong>'); ?><br/></p>
 	<ol>
-		<li><?php  printf( esc_html__('First, click the button below to permanently delete all Event Espresso tables, records, and options from your WordPress database . If you receive a "500 Internal Server Error" or a blank white screen, it means the server has timed out due to the large number of records being updated. This is not a cause for concern. Simply %1$srefresh the page%2$s and the Database Update will continue where it left off.', 'event_espresso'), '<strong>', '</strong>' );?></li>
-		<li><?php printf( esc_html__('Then, locate Event Espresso on the WordPress Plugins page, and click on %sDelete%s', 'event_espresso'), '<strong>', '</strong>' ); ?></li>
-        <li><?php printf( esc_html__('Once you are on the Delete Plugin page, click on %sYes, Delete these files and data%s', 'event_espresso'), '<strong>', '</strong>' ); ?></li>
+		<li><?php  printf(esc_html__('First, click the button below to permanently delete all Event Espresso tables, records, and options from your WordPress database . If you receive a "500 Internal Server Error" or a blank white screen, it means the server has timed out due to the large number of records being updated. This is not a cause for concern. Simply %1$srefresh the page%2$s and the Database Update will continue where it left off.', 'event_espresso'), '<strong>', '</strong>'); ?></li>
+		<li><?php printf(esc_html__('Then, locate Event Espresso on the WordPress Plugins page, and click on %sDelete%s', 'event_espresso'), '<strong>', '</strong>'); ?></li>
+        <li><?php printf(esc_html__('Once you are on the Delete Plugin page, click on %sYes, Delete these files and data%s', 'event_espresso'), '<strong>', '</strong>'); ?></li>
 	</ol>
-	<div class="float-right"><a href="<?php echo $delete_db_url; ?>" id="delete-all-data-btn" class="button-primary"><?php esc_html_e('Permanently Delete All Event Espresso Data', 'event_espresso');?></a></div>
+	<div class="float-right"><a href="<?php echo $delete_db_url; ?>" id="delete-all-data-btn" class="button-primary"><?php esc_html_e('Permanently Delete All Event Espresso Data', 'event_espresso'); ?></a></div>
 	<div class="clear"></div>
 </div>
 <br/>

core/EE_Cron_Tasks.core.php

Indentation +358 added lines, -358 removed lines

@@ -1,5 +1,5 @@ 
 <?php if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 /**
@@ -12,363 +12,363 @@ 
 class EE_Cron_Tasks extends EE_Base
 {
 
-    /**
-     * WordPress doesn't allow duplicate crons within 10 minutes of the original,
-     * so we'll set our retry time for just over 10 minutes to avoid that
-     */
-    const reschedule_timeout = 605;
-
-
-    /**
-     * @var EE_Cron_Tasks
-     */
-    private static $_instance;
-
-
-    /**
-     * @return EE_Cron_Tasks
-     */
-    public static function instance()
-    {
-        if ( ! self::$_instance instanceof EE_Cron_Tasks) {
-            self::$_instance = new self();
-        }
-        return self::$_instance;
-    }
-
-
-    /**
-     * @access private
-     * @return EE_Cron_Tasks
-     */
-    private function __construct()
-    {
-        do_action('AHEE_log', __CLASS__, __FUNCTION__);
-        // verify that WP Cron is enabled
-        if (
-            defined('DISABLE_WP_CRON')
-            && DISABLE_WP_CRON
-            && is_admin()
-            && ! get_option('ee_disabled_wp_cron_check')
-        ) {
-            /**
-             * This needs to be delayed until after the config is loaded because EE_Cron_Tasks is constructed before
-             * config is loaded.
-             * This is intentionally using a anonymous function so that its not easily de-registered.  Client code
-             * wanting to not have this functionality can just register its own action at a priority after this one to
-             * reverse any changes.
-             */
-            add_action('AHEE__EE_System__load_core_configuration__complete', function () {
-                EE_Registry::instance()->NET_CFG->core->do_messages_on_same_request = true;
-                EE_Registry::instance()->NET_CFG->update_config(true, false);
-                add_option('ee_disabled_wp_cron_check', 1, '', false);
-            });
-        }
-        // UPDATE TRANSACTION WITH PAYMENT
-        add_action(
-            'AHEE__EE_Cron_Tasks__update_transaction_with_payment_2',
-            array('EE_Cron_Tasks', 'setup_update_for_transaction_with_payment'),
-            10, 2
-        );
-        // FINALIZE ABANDONED TRANSACTIONS
-        add_action(
-            'AHEE__EE_Cron_Tasks__finalize_abandoned_transactions',
-            array('EE_Cron_Tasks', 'check_for_abandoned_transactions'),
-            10, 1
-        );
-        // CLEAN OUT JUNK TRANSACTIONS AND RELATED DATA
-        add_action(
-            'AHEE__EE_Cron_Tasks__clean_up_junk_transactions',
-            array('EE_Cron_Tasks', 'clean_out_junk_transactions')
-        );
-        // logging
-        add_action(
-            'AHEE__EE_System__load_core_configuration__complete',
-            array('EE_Cron_Tasks', 'log_scheduled_ee_crons')
-        );
-        EE_Registry::instance()->load_lib('Messages_Scheduler');
-    }
-
-
-    /**
-     * @access protected
-     * @return void
-     */
-    public static function log_scheduled_ee_crons()
-    {
-        $ee_crons = array(
-            'AHEE__EE_Cron_Tasks__update_transaction_with_payment',
-            'AHEE__EE_Cron_Tasks__finalize_abandoned_transactions',
-            'AHEE__EE_Cron_Tasks__clean_up_junk_transactions',
-        );
-        $crons    = get_option('cron');
-        if ( ! is_array($crons)) {
-            return;
-        }
-        foreach ($crons as $timestamp => $cron) {
-            foreach ($ee_crons as $ee_cron) {
-                if (isset($cron[$ee_cron])) {
-                    do_action('AHEE_log', __CLASS__, __FUNCTION__, $ee_cron, 'scheduled EE cron');
-                    foreach ($cron[$ee_cron] as $ee_cron_details) {
-                        if ( ! empty($ee_cron_details['args'])) {
-                            do_action('AHEE_log', __CLASS__, __FUNCTION__, print_r($ee_cron_details['args'], true),
-                                "$ee_cron args");
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-
-
-
-    /****************  UPDATE TRANSACTION WITH PAYMENT ****************/
-
-
-    /**
-     * array of TXN IDs and the payment
-     *
-     * @var array
-     */
-    protected static $_update_transactions_with_payment = array();
-
-
-    /**
-     * schedule_update_transaction_with_payment
-     * sets a wp_schedule_single_event() for updating any TXNs that may
-     * require updating due to recently received payments
-     *
-     * @param int $timestamp
-     * @param int $TXN_ID
-     * @param int $PAY_ID
-     */
-    public static function schedule_update_transaction_with_payment(
-        $timestamp,
-        $TXN_ID,
-        $PAY_ID
-    ) {
-        do_action('AHEE_log', __CLASS__, __FUNCTION__);
-        // validate $TXN_ID and $timestamp
-        $TXN_ID    = absint($TXN_ID);
-        $timestamp = absint($timestamp);
-        if ($TXN_ID && $timestamp) {
-            wp_schedule_single_event(
-                $timestamp,
-                'AHEE__EE_Cron_Tasks__update_transaction_with_payment_2',
-                array($TXN_ID, $PAY_ID)
-            );
-        }
-    }
-
-
-    /**
-     * setup_update_for_transaction_with_payment
-     * this is the callback for the action hook:
-     * 'AHEE__EE_Cron_Tasks__update_transaction_with_payment'
-     * which is setup by EE_Cron_Tasks::schedule_update_transaction_with_payment().
-     * The passed TXN_ID and associated payment gets added to an array, and then
-     * the EE_Cron_Tasks::update_transaction_with_payment() function is hooked into
-     * 'shutdown' which will actually handle the processing of any
-     * transactions requiring updating, because doing so now would be too early
-     * and the required resources may not be available
-     *
-     * @param int $TXN_ID
-     * @param int $PAY_ID
-     */
-    public static function setup_update_for_transaction_with_payment($TXN_ID = 0, $PAY_ID = 0)
-    {
-        do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
-        if (absint($TXN_ID)) {
-            self::$_update_transactions_with_payment[$TXN_ID] = $PAY_ID;
-            add_action(
-                'shutdown',
-                array('EE_Cron_Tasks', 'update_transaction_with_payment'),
-                5
-            );
-        }
-    }
-
-
-    /**
-     * update_transaction_with_payment
-     * loops through the self::$_abandoned_transactions array
-     * and attempts to finalize any TXNs that have not been completed
-     * but have had their sessions expired, most likely due to a user not
-     * returning from an off-site payment gateway
-     *
-     * @throws \EE_Error
-     */
-    public static function update_transaction_with_payment()
-    {
-        do_action('AHEE_log', __CLASS__, __FUNCTION__);
-        // are there any TXNs that need cleaning up ?
-        if ( ! empty(self::$_update_transactions_with_payment)) {
-            /** @type EE_Payment_Processor $payment_processor */
-            $payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
-            // set revisit flag for payment processor
-            $payment_processor->set_revisit(false);
-            // load EEM_Transaction
-            EE_Registry::instance()->load_model('Transaction');
-            foreach (self::$_update_transactions_with_payment as $TXN_ID => $PAY_ID) {
-                // reschedule the cron if we can't hit the db right now
-                if ( ! EE_Maintenance_Mode::instance()->models_can_query()) {
-                    // reset cron job for updating the TXN
-                    EE_Cron_Tasks::schedule_update_transaction_with_payment(
-                        time() + EE_Cron_Tasks::reschedule_timeout,
-                        $TXN_ID,
-                        $PAY_ID
-                    );
-                    continue;
-                }
-                $transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
-                $payment     = EEM_Payment::instance()->get_one_by_ID($PAY_ID);
-                // verify transaction
-                if ($transaction instanceof EE_Transaction && $payment instanceof EE_Payment) {
-                    // now try to update the TXN with any payments
-                    $payment_processor->update_txn_based_on_payment($transaction, $payment, true, true);
-                }
-                unset(self::$_update_transactions_with_payment[$TXN_ID]);
-            }
-        }
-    }
-
-
-
-    /************  END OF UPDATE TRANSACTION WITH PAYMENT  ************/
-
-
-    /*****************  FINALIZE ABANDONED TRANSACTIONS *****************/
-
-
-    /**
-     * array of TXN IDs
-     *
-     * @var array
-     */
-    protected static $_abandoned_transactions = array();
-
-
-    /**
-     * schedule_finalize_abandoned_transactions_check
-     * sets a wp_schedule_single_event() for finalizing any TXNs that may
-     * have been abandoned during the registration process
-     *
-     * @param int $timestamp
-     * @param int $TXN_ID
-     */
-    public static function schedule_finalize_abandoned_transactions_check(
-        $timestamp,
-        $TXN_ID
-    ) {
-        // validate $TXN_ID and $timestamp
-        $TXN_ID    = absint($TXN_ID);
-        $timestamp = absint($timestamp);
-        do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
-        if ($TXN_ID && $timestamp) {
-            wp_schedule_single_event(
-                $timestamp,
-                'AHEE__EE_Cron_Tasks__finalize_abandoned_transactions',
-                array($TXN_ID)
-            );
-        }
-    }
-
-
-    /**
-     * check_for_abandoned_transactions
-     * this is the callback for the action hook:
-     * 'AHEE__EE_Cron_Tasks__espresso_finalize_abandoned_transactions'
-     * which is utilized by wp_schedule_single_event()
-     * in EE_SPCO_Reg_Step_Payment_Options::_post_payment_processing().
-     * The passed TXN_ID gets added to an array, and then the
-     * espresso_finalize_abandoned_transactions() function is hooked into
-     * 'AHEE__EE_System__core_loaded_and_ready' which will actually handle the
-     * processing of any abandoned transactions, because doing so now would be
-     * too early and the required resources may not be available
-     *
-     * @param int $TXN_ID
-     */
-    public static function check_for_abandoned_transactions($TXN_ID = 0)
-    {
-        do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
-        if (absint($TXN_ID)) {
-            self::$_abandoned_transactions[] = $TXN_ID;
-            add_action(
-                'shutdown',
-                array('EE_Cron_Tasks', 'finalize_abandoned_transactions'),
-                5
-            );
-        }
-    }
-
-
-    /**
-     * finalize_abandoned_transactions
-     * loops through the self::$_abandoned_transactions array
-     * and attempts to finalize any TXNs that have not been completed
-     * but have had their sessions expired, most likely due to a user not
-     * returning from an off-site payment gateway
-     *
-     * @throws \EE_Error
-     */
-    public static function finalize_abandoned_transactions()
-    {
-        do_action('AHEE_log', __CLASS__, __FUNCTION__);
-        // are there any TXNs that need cleaning up ?
-        if ( ! empty(self::$_abandoned_transactions)) {
-            /** @type EE_Transaction_Processor $transaction_processor */
-            $transaction_processor = EE_Registry::instance()->load_class('Transaction_Processor');
-            // set revisit flag for txn processor
-            $transaction_processor->set_revisit(false);
-            /** @type EE_Payment_Processor $payment_processor */
-            $payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
-            // load EEM_Transaction
-            EE_Registry::instance()->load_model('Transaction');
-            foreach (self::$_abandoned_transactions as $TXN_ID) {
-                do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
-                // reschedule the cron if we can't hit the db right now
-                if ( ! EE_Maintenance_Mode::instance()->models_can_query()) {
-                    // reset cron job for finalizing the TXN
-                    EE_Cron_Tasks::schedule_finalize_abandoned_transactions_check(
-                        time() + EE_Cron_Tasks::reschedule_timeout,
-                        $TXN_ID
-                    );
-                    continue;
-                }
-                $transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
-                // verify transaction
-                if ($transaction instanceof EE_Transaction) {
-                    // don't finalize the TXN if it has already been completed
-                    if ($transaction->all_reg_steps_completed() === true) {
-                        continue;
-                    }
-                    // let's simulate an IPN here which will trigger any notifications that need to go out
-                    $payment_processor->update_txn_based_on_payment($transaction, $transaction->last_payment(), true,
-                        true);
-                }
-                unset(self::$_abandoned_transactions[$TXN_ID]);
-            }
-        }
-    }
-
-
-
-    /*************  END OF FINALIZE ABANDONED TRANSACTIONS  *************/
-
-
-    /************* START CLEAN UP BOT TRANSACTIONS **********************/
-
-    //when a transaction is initially made, schedule this check.
-    //if it has NO REG data by the time it has expired, forget about it
-    public static function clean_out_junk_transactions()
-    {
-        if (EE_Maintenance_Mode::instance()->models_can_query()) {
-            EEM_Transaction::instance('')->delete_junk_transactions();
-            EEM_Registration::instance('')->delete_registrations_with_no_transaction();
-            EEM_Line_Item::instance('')->delete_line_items_with_no_transaction();
-        }
-    }
+	/**
+	 * WordPress doesn't allow duplicate crons within 10 minutes of the original,
+	 * so we'll set our retry time for just over 10 minutes to avoid that
+	 */
+	const reschedule_timeout = 605;
+
+
+	/**
+	 * @var EE_Cron_Tasks
+	 */
+	private static $_instance;
+
+
+	/**
+	 * @return EE_Cron_Tasks
+	 */
+	public static function instance()
+	{
+		if ( ! self::$_instance instanceof EE_Cron_Tasks) {
+			self::$_instance = new self();
+		}
+		return self::$_instance;
+	}
+
+
+	/**
+	 * @access private
+	 * @return EE_Cron_Tasks
+	 */
+	private function __construct()
+	{
+		do_action('AHEE_log', __CLASS__, __FUNCTION__);
+		// verify that WP Cron is enabled
+		if (
+			defined('DISABLE_WP_CRON')
+			&& DISABLE_WP_CRON
+			&& is_admin()
+			&& ! get_option('ee_disabled_wp_cron_check')
+		) {
+			/**
+			 * This needs to be delayed until after the config is loaded because EE_Cron_Tasks is constructed before
+			 * config is loaded.
+			 * This is intentionally using a anonymous function so that its not easily de-registered.  Client code
+			 * wanting to not have this functionality can just register its own action at a priority after this one to
+			 * reverse any changes.
+			 */
+			add_action('AHEE__EE_System__load_core_configuration__complete', function () {
+				EE_Registry::instance()->NET_CFG->core->do_messages_on_same_request = true;
+				EE_Registry::instance()->NET_CFG->update_config(true, false);
+				add_option('ee_disabled_wp_cron_check', 1, '', false);
+			});
+		}
+		// UPDATE TRANSACTION WITH PAYMENT
+		add_action(
+			'AHEE__EE_Cron_Tasks__update_transaction_with_payment_2',
+			array('EE_Cron_Tasks', 'setup_update_for_transaction_with_payment'),
+			10, 2
+		);
+		// FINALIZE ABANDONED TRANSACTIONS
+		add_action(
+			'AHEE__EE_Cron_Tasks__finalize_abandoned_transactions',
+			array('EE_Cron_Tasks', 'check_for_abandoned_transactions'),
+			10, 1
+		);
+		// CLEAN OUT JUNK TRANSACTIONS AND RELATED DATA
+		add_action(
+			'AHEE__EE_Cron_Tasks__clean_up_junk_transactions',
+			array('EE_Cron_Tasks', 'clean_out_junk_transactions')
+		);
+		// logging
+		add_action(
+			'AHEE__EE_System__load_core_configuration__complete',
+			array('EE_Cron_Tasks', 'log_scheduled_ee_crons')
+		);
+		EE_Registry::instance()->load_lib('Messages_Scheduler');
+	}
+
+
+	/**
+	 * @access protected
+	 * @return void
+	 */
+	public static function log_scheduled_ee_crons()
+	{
+		$ee_crons = array(
+			'AHEE__EE_Cron_Tasks__update_transaction_with_payment',
+			'AHEE__EE_Cron_Tasks__finalize_abandoned_transactions',
+			'AHEE__EE_Cron_Tasks__clean_up_junk_transactions',
+		);
+		$crons    = get_option('cron');
+		if ( ! is_array($crons)) {
+			return;
+		}
+		foreach ($crons as $timestamp => $cron) {
+			foreach ($ee_crons as $ee_cron) {
+				if (isset($cron[$ee_cron])) {
+					do_action('AHEE_log', __CLASS__, __FUNCTION__, $ee_cron, 'scheduled EE cron');
+					foreach ($cron[$ee_cron] as $ee_cron_details) {
+						if ( ! empty($ee_cron_details['args'])) {
+							do_action('AHEE_log', __CLASS__, __FUNCTION__, print_r($ee_cron_details['args'], true),
+								"$ee_cron args");
+						}
+					}
+				}
+			}
+		}
+	}
+
+
+
+
+	/****************  UPDATE TRANSACTION WITH PAYMENT ****************/
+
+
+	/**
+	 * array of TXN IDs and the payment
+	 *
+	 * @var array
+	 */
+	protected static $_update_transactions_with_payment = array();
+
+
+	/**
+	 * schedule_update_transaction_with_payment
+	 * sets a wp_schedule_single_event() for updating any TXNs that may
+	 * require updating due to recently received payments
+	 *
+	 * @param int $timestamp
+	 * @param int $TXN_ID
+	 * @param int $PAY_ID
+	 */
+	public static function schedule_update_transaction_with_payment(
+		$timestamp,
+		$TXN_ID,
+		$PAY_ID
+	) {
+		do_action('AHEE_log', __CLASS__, __FUNCTION__);
+		// validate $TXN_ID and $timestamp
+		$TXN_ID    = absint($TXN_ID);
+		$timestamp = absint($timestamp);
+		if ($TXN_ID && $timestamp) {
+			wp_schedule_single_event(
+				$timestamp,
+				'AHEE__EE_Cron_Tasks__update_transaction_with_payment_2',
+				array($TXN_ID, $PAY_ID)
+			);
+		}
+	}
+
+
+	/**
+	 * setup_update_for_transaction_with_payment
+	 * this is the callback for the action hook:
+	 * 'AHEE__EE_Cron_Tasks__update_transaction_with_payment'
+	 * which is setup by EE_Cron_Tasks::schedule_update_transaction_with_payment().
+	 * The passed TXN_ID and associated payment gets added to an array, and then
+	 * the EE_Cron_Tasks::update_transaction_with_payment() function is hooked into
+	 * 'shutdown' which will actually handle the processing of any
+	 * transactions requiring updating, because doing so now would be too early
+	 * and the required resources may not be available
+	 *
+	 * @param int $TXN_ID
+	 * @param int $PAY_ID
+	 */
+	public static function setup_update_for_transaction_with_payment($TXN_ID = 0, $PAY_ID = 0)
+	{
+		do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
+		if (absint($TXN_ID)) {
+			self::$_update_transactions_with_payment[$TXN_ID] = $PAY_ID;
+			add_action(
+				'shutdown',
+				array('EE_Cron_Tasks', 'update_transaction_with_payment'),
+				5
+			);
+		}
+	}
+
+
+	/**
+	 * update_transaction_with_payment
+	 * loops through the self::$_abandoned_transactions array
+	 * and attempts to finalize any TXNs that have not been completed
+	 * but have had their sessions expired, most likely due to a user not
+	 * returning from an off-site payment gateway
+	 *
+	 * @throws \EE_Error
+	 */
+	public static function update_transaction_with_payment()
+	{
+		do_action('AHEE_log', __CLASS__, __FUNCTION__);
+		// are there any TXNs that need cleaning up ?
+		if ( ! empty(self::$_update_transactions_with_payment)) {
+			/** @type EE_Payment_Processor $payment_processor */
+			$payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
+			// set revisit flag for payment processor
+			$payment_processor->set_revisit(false);
+			// load EEM_Transaction
+			EE_Registry::instance()->load_model('Transaction');
+			foreach (self::$_update_transactions_with_payment as $TXN_ID => $PAY_ID) {
+				// reschedule the cron if we can't hit the db right now
+				if ( ! EE_Maintenance_Mode::instance()->models_can_query()) {
+					// reset cron job for updating the TXN
+					EE_Cron_Tasks::schedule_update_transaction_with_payment(
+						time() + EE_Cron_Tasks::reschedule_timeout,
+						$TXN_ID,
+						$PAY_ID
+					);
+					continue;
+				}
+				$transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
+				$payment     = EEM_Payment::instance()->get_one_by_ID($PAY_ID);
+				// verify transaction
+				if ($transaction instanceof EE_Transaction && $payment instanceof EE_Payment) {
+					// now try to update the TXN with any payments
+					$payment_processor->update_txn_based_on_payment($transaction, $payment, true, true);
+				}
+				unset(self::$_update_transactions_with_payment[$TXN_ID]);
+			}
+		}
+	}
+
+
+
+	/************  END OF UPDATE TRANSACTION WITH PAYMENT  ************/
+
+
+	/*****************  FINALIZE ABANDONED TRANSACTIONS *****************/
+
+
+	/**
+	 * array of TXN IDs
+	 *
+	 * @var array
+	 */
+	protected static $_abandoned_transactions = array();
+
+
+	/**
+	 * schedule_finalize_abandoned_transactions_check
+	 * sets a wp_schedule_single_event() for finalizing any TXNs that may
+	 * have been abandoned during the registration process
+	 *
+	 * @param int $timestamp
+	 * @param int $TXN_ID
+	 */
+	public static function schedule_finalize_abandoned_transactions_check(
+		$timestamp,
+		$TXN_ID
+	) {
+		// validate $TXN_ID and $timestamp
+		$TXN_ID    = absint($TXN_ID);
+		$timestamp = absint($timestamp);
+		do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
+		if ($TXN_ID && $timestamp) {
+			wp_schedule_single_event(
+				$timestamp,
+				'AHEE__EE_Cron_Tasks__finalize_abandoned_transactions',
+				array($TXN_ID)
+			);
+		}
+	}
+
+
+	/**
+	 * check_for_abandoned_transactions
+	 * this is the callback for the action hook:
+	 * 'AHEE__EE_Cron_Tasks__espresso_finalize_abandoned_transactions'
+	 * which is utilized by wp_schedule_single_event()
+	 * in EE_SPCO_Reg_Step_Payment_Options::_post_payment_processing().
+	 * The passed TXN_ID gets added to an array, and then the
+	 * espresso_finalize_abandoned_transactions() function is hooked into
+	 * 'AHEE__EE_System__core_loaded_and_ready' which will actually handle the
+	 * processing of any abandoned transactions, because doing so now would be
+	 * too early and the required resources may not be available
+	 *
+	 * @param int $TXN_ID
+	 */
+	public static function check_for_abandoned_transactions($TXN_ID = 0)
+	{
+		do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
+		if (absint($TXN_ID)) {
+			self::$_abandoned_transactions[] = $TXN_ID;
+			add_action(
+				'shutdown',
+				array('EE_Cron_Tasks', 'finalize_abandoned_transactions'),
+				5
+			);
+		}
+	}
+
+
+	/**
+	 * finalize_abandoned_transactions
+	 * loops through the self::$_abandoned_transactions array
+	 * and attempts to finalize any TXNs that have not been completed
+	 * but have had their sessions expired, most likely due to a user not
+	 * returning from an off-site payment gateway
+	 *
+	 * @throws \EE_Error
+	 */
+	public static function finalize_abandoned_transactions()
+	{
+		do_action('AHEE_log', __CLASS__, __FUNCTION__);
+		// are there any TXNs that need cleaning up ?
+		if ( ! empty(self::$_abandoned_transactions)) {
+			/** @type EE_Transaction_Processor $transaction_processor */
+			$transaction_processor = EE_Registry::instance()->load_class('Transaction_Processor');
+			// set revisit flag for txn processor
+			$transaction_processor->set_revisit(false);
+			/** @type EE_Payment_Processor $payment_processor */
+			$payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
+			// load EEM_Transaction
+			EE_Registry::instance()->load_model('Transaction');
+			foreach (self::$_abandoned_transactions as $TXN_ID) {
+				do_action('AHEE_log', __CLASS__, __FUNCTION__, $TXN_ID, '$TXN_ID');
+				// reschedule the cron if we can't hit the db right now
+				if ( ! EE_Maintenance_Mode::instance()->models_can_query()) {
+					// reset cron job for finalizing the TXN
+					EE_Cron_Tasks::schedule_finalize_abandoned_transactions_check(
+						time() + EE_Cron_Tasks::reschedule_timeout,
+						$TXN_ID
+					);
+					continue;
+				}
+				$transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
+				// verify transaction
+				if ($transaction instanceof EE_Transaction) {
+					// don't finalize the TXN if it has already been completed
+					if ($transaction->all_reg_steps_completed() === true) {
+						continue;
+					}
+					// let's simulate an IPN here which will trigger any notifications that need to go out
+					$payment_processor->update_txn_based_on_payment($transaction, $transaction->last_payment(), true,
+						true);
+				}
+				unset(self::$_abandoned_transactions[$TXN_ID]);
+			}
+		}
+	}
+
+
+
+	/*************  END OF FINALIZE ABANDONED TRANSACTIONS  *************/
+
+
+	/************* START CLEAN UP BOT TRANSACTIONS **********************/
+
+	//when a transaction is initially made, schedule this check.
+	//if it has NO REG data by the time it has expired, forget about it
+	public static function clean_out_junk_transactions()
+	{
+		if (EE_Maintenance_Mode::instance()->models_can_query()) {
+			EEM_Transaction::instance('')->delete_junk_transactions();
+			EEM_Registration::instance('')->delete_registrations_with_no_transaction();
+			EEM_Line_Item::instance('')->delete_line_items_with_no_transaction();
+		}
+	}
 
 
 }

Spacing +2 added lines, -2 removed lines

@@ -58,7 +58,7 @@ 
              * wanting to not have this functionality can just register its own action at a priority after this one to
              * reverse any changes.
              */
-            add_action('AHEE__EE_System__load_core_configuration__complete', function () {
+            add_action('AHEE__EE_System__load_core_configuration__complete', function() {
                 EE_Registry::instance()->NET_CFG->core->do_messages_on_same_request = true;
                 EE_Registry::instance()->NET_CFG->update_config(true, false);
                 add_option('ee_disabled_wp_cron_check', 1, '', false);
@@ -101,7 +101,7 @@ 
             'AHEE__EE_Cron_Tasks__finalize_abandoned_transactions',
             'AHEE__EE_Cron_Tasks__clean_up_junk_transactions',
         );
-        $crons    = get_option('cron');
+        $crons = get_option('cron');
         if ( ! is_array($crons)) {
             return;
         }

core/libraries/payment_methods/EE_Payment_Method_Manager.lib.php

Spacing +10 added lines, -10 removed lines

@@ -82,7 +82,7 @@ 
     protected function _register_payment_methods()
     {
         // grab list of installed modules
-        $pm_to_register = glob(EE_PAYMENT_METHODS . '*', GLOB_ONLYDIR);
+        $pm_to_register = glob(EE_PAYMENT_METHODS.'*', GLOB_ONLYDIR);
         // filter list of modules to register
         $pm_to_register = apply_filters('FHEE__EE_Payment_Method_Manager__register_payment_methods__payment_methods_to_register',
             $pm_to_register);
@@ -118,30 +118,30 @@ 
         // create classname from module directory name
         $module = str_replace(' ', '_', str_replace('_', ' ', $module_dir));
         // add class prefix
-        $module_class = 'EE_PMT_' . $module;
+        $module_class = 'EE_PMT_'.$module;
         // does the module exist ?
-        if ( ! is_readable($payment_method_path . DS . $module_class . $module_ext)) {
+        if ( ! is_readable($payment_method_path.DS.$module_class.$module_ext)) {
             $msg = sprintf(__('The requested %s payment method file could not be found or is not readable due to file permissions.',
                 'event_espresso'), $module);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+            EE_Error::add_error($msg.'||'.$msg, __FILE__, __FUNCTION__, __LINE__);
             return false;
         }
         if (WP_DEBUG === true) {
             EEH_Debug_Tools::instance()->start_timer();
         }
         // load the module class file
-        require_once($payment_method_path . DS . $module_class . $module_ext);
+        require_once($payment_method_path.DS.$module_class.$module_ext);
         if (WP_DEBUG === true) {
             EEH_Debug_Tools::instance()->stop_timer("Requiring payment method $module_class");
         }
         // verify that class exists
         if ( ! class_exists($module_class)) {
             $msg = sprintf(__('The requested %s module class does not exist.', 'event_espresso'), $module_class);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+            EE_Error::add_error($msg.'||'.$msg, __FILE__, __FUNCTION__, __LINE__);
             return false;
         }
         // add to array of registered modules
-        $this->_payment_method_types[$module] = $payment_method_path . DS . $module_class . $module_ext;
+        $this->_payment_method_types[$module] = $payment_method_path.DS.$module_class.$module_ext;
         return true;
     }
 
@@ -230,7 +230,7 @@ 
     public function payment_method_class_from_type($type)
     {
         $this->maybe_register_payment_methods();
-        return "EE_PMT_" . $type;
+        return "EE_PMT_".$type;
     }
 
 
@@ -275,7 +275,7 @@ 
                 sprintf(
                     __('Note, when the invoice payment method is activated, the invoice message type, html messenger, and pdf messenger are activated as well for the %1$smessages system%2$s.',
                         'event_espresso'),
-                    '<a href="' . admin_url('admin.php?page=espresso_messages') . '">',
+                    '<a href="'.admin_url('admin.php?page=espresso_messages').'">',
                     '</a>'
                 )
             );
@@ -300,7 +300,7 @@ 
                 'PMD_type'       => $pm_type_obj->system_name(),
                 'PMD_name'       => $pm_type_obj->pretty_name(),
                 'PMD_admin_name' => $pm_type_obj->pretty_name(),
-                'PMD_slug'       => $pm_type_obj->system_name(),//automatically converted to slug
+                'PMD_slug'       => $pm_type_obj->system_name(), //automatically converted to slug
                 'PMD_wp_user'    => $current_user->ID,
                 'PMD_order'      => EEM_Payment_Method::instance()->count(
                         array(array('PMD_type' => array('!=', 'Admin_Only')))

Indentation +407 added lines, -407 removed lines

@@ -1,5 +1,5 @@ 
 <?php if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 
@@ -17,407 +17,407 @@ 
 class EE_Payment_Method_Manager
 {
 
-    /**
-     *    instance of the EE_Payment_Method_Manager object
-     *
-     * @var    $_instance
-     * @access    private
-     */
-    private static $_instance;
-
-    /**
-     * @var array keys are classnames without 'EE_PMT_', values are their filepaths
-     */
-    protected $_payment_method_types = array();
-
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @access    public
-     * @return EE_Payment_Method_Manager instance
-     */
-    public static function instance()
-    {
-        // check if class object is instantiated, and instantiated properly
-        if ( ! self::$_instance instanceof EE_Payment_Method_Manager) {
-            self::$_instance = new self();
-        }
-        EE_Registry::instance()->load_lib('PMT_Base');
-        return self::$_instance;
-    }
-
-
-
-    /**
-     * Resets the instance and returns a new one
-     *
-     * @return EE_Payment_Method_Manager
-     */
-    public static function reset()
-    {
-        self::$_instance = null;
-        return self::instance();
-    }
-
-
-
-    /**
-     * If necessary, re-register payment methods
-     *
-     * @param boolean $force_recheck whether to recheck for payment method types,
-     *                               or just re-use the PMTs we found last time we checked during this request (if
-     *                               we have not yet checked during this request, then we need to check anyways)
-     */
-    public function maybe_register_payment_methods($force_recheck = false)
-    {
-        if ( ! $this->_payment_method_types || $force_recheck) {
-            $this->_register_payment_methods();
-            //if in admin lets ensure caps are set.
-            if (is_admin()) {
-                add_filter('FHEE__EE_Capabilities__init_caps_map__caps', array($this, 'add_payment_method_caps'));
-                EE_Registry::instance()->CAP->init_caps();
-            }
-        }
-    }
-
-
-
-    /**
-     *        register_payment_methods
-     *
-     * @return array
-     */
-    protected function _register_payment_methods()
-    {
-        // grab list of installed modules
-        $pm_to_register = glob(EE_PAYMENT_METHODS . '*', GLOB_ONLYDIR);
-        // filter list of modules to register
-        $pm_to_register = apply_filters('FHEE__EE_Payment_Method_Manager__register_payment_methods__payment_methods_to_register',
-            $pm_to_register);
-        // loop through folders
-        foreach ($pm_to_register as $pm_path) {
-            $this->register_payment_method($pm_path);
-        }
-        do_action('FHEE__EE_Payment_Method_Manager__register_payment_methods__registered_payment_methods');
-        // filter list of installed modules
-        //keep them organized alphabetically by the payment method type's name
-        ksort($this->_payment_method_types);
-        return apply_filters('FHEE__EE_Payment_Method_Manager__register_payment_methods__installed_payment_methods',
-            $this->_payment_method_types);
-    }
-
-
-
-    /**
-     *    register_payment_method- makes core aware of this payment method
-     *
-     * @access public
-     * @param string $payment_method_path - full path up to and including payment method folder
-     * @return boolean
-     */
-    public function register_payment_method($payment_method_path = '')
-    {
-        do_action('AHEE__EE_Payment_Method_Manager__register_payment_method__begin', $payment_method_path);
-        $module_ext = '.pm.php';
-        // make all separators match
-        $payment_method_path = rtrim(str_replace('/\\', DS, $payment_method_path), DS);
-        // grab and sanitize module name
-        $module_dir = basename($payment_method_path);
-        // create classname from module directory name
-        $module = str_replace(' ', '_', str_replace('_', ' ', $module_dir));
-        // add class prefix
-        $module_class = 'EE_PMT_' . $module;
-        // does the module exist ?
-        if ( ! is_readable($payment_method_path . DS . $module_class . $module_ext)) {
-            $msg = sprintf(__('The requested %s payment method file could not be found or is not readable due to file permissions.',
-                'event_espresso'), $module);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        if (WP_DEBUG === true) {
-            EEH_Debug_Tools::instance()->start_timer();
-        }
-        // load the module class file
-        require_once($payment_method_path . DS . $module_class . $module_ext);
-        if (WP_DEBUG === true) {
-            EEH_Debug_Tools::instance()->stop_timer("Requiring payment method $module_class");
-        }
-        // verify that class exists
-        if ( ! class_exists($module_class)) {
-            $msg = sprintf(__('The requested %s module class does not exist.', 'event_espresso'), $module_class);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        // add to array of registered modules
-        $this->_payment_method_types[$module] = $payment_method_path . DS . $module_class . $module_ext;
-        return true;
-    }
-
-
-
-    /**
-     * Checks if a payment method has been registered, and if so includes it
-     *
-     * @param string  $payment_method_name like 'Paypal_Pro', (ie classname without the prefix 'EEPM_')
-     * @param boolean $force_recheck       whether to force re-checking for new payment method types
-     * @return boolean
-     */
-    public function payment_method_type_exists($payment_method_name, $force_recheck = false)
-    {
-        if (
-            $force_recheck
-            || ! is_array($this->_payment_method_types)
-            || ! isset($this->_payment_method_types[$payment_method_name])
-        ) {
-            $this->maybe_register_payment_methods($force_recheck);
-        }
-        if (isset($this->_payment_method_types[$payment_method_name])) {
-            require_once($this->_payment_method_types[$payment_method_name]);
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-
-
-    /**
-     * Returns all the classnames of the various payment method types
-     *
-     * @param boolean $with_prefixes TRUE: get payment method type classnames; false just their 'names'
-     *                               (what you'd find in wp_esp_payment_method.PMD_type)
-     * @param boolean $force_recheck whether to force re-checking for new payment method types
-     * @return array
-     */
-    public function payment_method_type_names($with_prefixes = false, $force_recheck = false)
-    {
-        $this->maybe_register_payment_methods($force_recheck);
-        if ($with_prefixes) {
-            $classnames = array_keys($this->_payment_method_types);
-            $payment_methods = array();
-            foreach ($classnames as $classname) {
-                $payment_methods[] = $this->payment_method_class_from_type($classname);
-            }
-            return $payment_methods;
-        } else {
-            return array_keys($this->_payment_method_types);
-        }
-    }
-
-
-
-    /**
-     * Gets an object of each payment method type, none of which are bound to a
-     * payment method instance
-     *
-     * @param boolean $force_recheck whether to force re-checking for new payment method types
-     * @return EE_PMT_Base[]
-     */
-    public function payment_method_types($force_recheck = false)
-    {
-        $this->maybe_register_payment_methods($force_recheck);
-        $pmt_objs = array();
-        foreach ($this->payment_method_type_names(true) as $classname) {
-            $pmt_objs[] = new $classname;
-        }
-        return $pmt_objs;
-    }
-
-
-
-    /**
-     * Changes the payment method's classname into the payment method type's name
-     * (as used on the payment method's table's PMD_type field)
-     *
-     * @param string $classname
-     * @return string
-     */
-    public function payment_method_type_sans_class_prefix($classname)
-    {
-        return str_replace("EE_PMT_", "", $classname);
-    }
-
-
-
-    /**
-     * Does the opposite of payment-method_type_sans_prefix
-     *
-     * @param string $type
-     * @return string
-     */
-    public function payment_method_class_from_type($type)
-    {
-        $this->maybe_register_payment_methods();
-        return "EE_PMT_" . $type;
-    }
-
-
-
-    /**
-     * Activates a payment method of the given type.
-     *
-     * @param string $payment_method_type the PMT_type; for EE_PMT_Invoice this would be 'Invoice'
-     * @return \EE_Payment_Method
-     * @throws \EE_Error
-     */
-    public function activate_a_payment_method_of_type($payment_method_type)
-    {
-        $payment_method = EEM_Payment_Method::instance()->get_one_of_type($payment_method_type);
-        if ( ! $payment_method instanceof EE_Payment_Method) {
-            $pm_type_class = $this->payment_method_class_from_type($payment_method_type);
-            if (class_exists($pm_type_class)) {
-                /** @var $pm_type_obj EE_PMT_Base */
-                $pm_type_obj = new $pm_type_class;
-                $payment_method = EEM_Payment_Method::instance()->get_one_by_slug($pm_type_obj->system_name());
-                if ( ! $payment_method) {
-                    $payment_method = $this->create_payment_method_of_type($pm_type_obj);
-                }
-                $payment_method->set_type($payment_method_type);
-                $this->initialize_payment_method($payment_method);
-            } else {
-                throw new EE_Error(
-                    sprintf(
-                        __('There is no payment method of type %1$s, so it could not be activated', 'event_espresso'),
-                        $pm_type_class)
-                );
-            }
-        }
-        $payment_method->set_active();
-        $payment_method->save();
-        $this->set_usable_currencies_on_payment_method($payment_method);
-        if ($payment_method->type() === 'Invoice') {
-            /** @type EE_Message_Resource_Manager $message_resource_manager */
-            $message_resource_manager = EE_Registry::instance()->load_lib('Message_Resource_Manager');
-            $message_resource_manager->ensure_message_type_is_active('invoice', 'html');
-            $message_resource_manager->ensure_messenger_is_active('pdf');
-            EE_Error::add_persistent_admin_notice(
-                'invoice_pm_requirements_notice',
-                sprintf(
-                    __('The Invoice payment method has been activated. It requires the invoice message type, html messenger, and pdf messenger be activated as well for the %1$smessages system%2$s, so it has been automatically verified that they are also active.',
-                        'event_espresso'),
-                    '<a href="' . admin_url('admin.php?page=espresso_messages') . '">',
-                    '</a>'
-                ),
-                true
-            );
-        }
-        return $payment_method;
-    }
-
-
-
-    /**
-     * Creates a payment method of the specified type. Does not save it.
-     *
-     * @global WP_User    $current_user
-     * @param EE_PMT_Base $pm_type_obj
-     * @return EE_Payment_Method
-     * @throws \EE_Error
-     */
-    public function create_payment_method_of_type($pm_type_obj)
-    {
-        global $current_user;
-        $payment_method = EE_Payment_Method::new_instance(
-            array(
-                'PMD_type'       => $pm_type_obj->system_name(),
-                'PMD_name'       => $pm_type_obj->pretty_name(),
-                'PMD_admin_name' => $pm_type_obj->pretty_name(),
-                'PMD_slug'       => $pm_type_obj->system_name(),//automatically converted to slug
-                'PMD_wp_user'    => $current_user->ID,
-                'PMD_order'      => EEM_Payment_Method::instance()->count(
-                        array(array('PMD_type' => array('!=', 'Admin_Only')))
-                    ) * 10,
-            )
-        );
-        return $payment_method;
-    }
-
-
-
-    /**
-     * Sets the initial payment method properties (including extra meta)
-     *
-     * @param EE_Payment_Method $payment_method
-     * @return EE_Payment_Method
-     * @throws \EE_Error
-     */
-    public function initialize_payment_method($payment_method)
-    {
-        $pm_type_obj = $payment_method->type_obj();
-        $payment_method->set_description($pm_type_obj->default_description());
-        if ( ! $payment_method->button_url()) {
-            $payment_method->set_button_url($pm_type_obj->default_button_url());
-        }
-        //now add setup its default extra meta properties
-        $extra_metas = $pm_type_obj->settings_form()->extra_meta_inputs();
-        if ( ! empty($extra_metas)) {
-            //verify the payment method has an ID before adding extra meta
-            if ( ! $payment_method->ID()) {
-                $payment_method->save();
-            }
-            foreach ($extra_metas as $meta_name => $input) {
-                $payment_method->update_extra_meta($meta_name, $input->raw_value());
-            }
-        }
-        return $payment_method;
-    }
-
-
-
-    /**
-     * Makes sure the payment method is related to the specified payment method
-     *
-     * @param EE_Payment_Method $payment_method
-     * @return EE_Payment_Method
-     * @throws \EE_Error
-     */
-    public function set_usable_currencies_on_payment_method($payment_method)
-    {
-        foreach ($payment_method->get_all_usable_currencies() as $currency_obj) {
-            $payment_method->_add_relation_to($currency_obj, 'Currency');
-        }
-        return $payment_method;
-    }
-
-
-
-    /**
-     * Deactivates a payment method of the given payment method slug.
-     *
-     * @param string $payment_method_slug The slug for the payment method to deactivate.
-     * @return int count of rows updated.
-     */
-    public function deactivate_payment_method($payment_method_slug)
-    {
-        EE_Log::instance()->log(
-            __FILE__,
-            __FUNCTION__,
-            sprintf(
-                __('Payment method with slug %1$s is being deactivated by site admin', 'event_espresso'),
-                $payment_method_slug
-            ),
-            'payment_method_change'
-        );
-        $count_updated = EEM_Payment_Method::instance()->update(
-            array('PMD_scope' => array()),
-            array(array('PMD_slug' => $payment_method_slug))
-        );
-        return $count_updated;
-    }
-
-
-
-    /**
-     * callback for FHEE__EE_Capabilities__init_caps_map__caps filter to add dynamic payment method
-     * access caps.
-     *
-     * @param array $caps capabilities being filtered
-     * @return array
-     */
-    public function add_payment_method_caps($caps)
-    {
-        /* add dynamic caps from payment methods
+	/**
+	 *    instance of the EE_Payment_Method_Manager object
+	 *
+	 * @var    $_instance
+	 * @access    private
+	 */
+	private static $_instance;
+
+	/**
+	 * @var array keys are classnames without 'EE_PMT_', values are their filepaths
+	 */
+	protected $_payment_method_types = array();
+
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @access    public
+	 * @return EE_Payment_Method_Manager instance
+	 */
+	public static function instance()
+	{
+		// check if class object is instantiated, and instantiated properly
+		if ( ! self::$_instance instanceof EE_Payment_Method_Manager) {
+			self::$_instance = new self();
+		}
+		EE_Registry::instance()->load_lib('PMT_Base');
+		return self::$_instance;
+	}
+
+
+
+	/**
+	 * Resets the instance and returns a new one
+	 *
+	 * @return EE_Payment_Method_Manager
+	 */
+	public static function reset()
+	{
+		self::$_instance = null;
+		return self::instance();
+	}
+
+
+
+	/**
+	 * If necessary, re-register payment methods
+	 *
+	 * @param boolean $force_recheck whether to recheck for payment method types,
+	 *                               or just re-use the PMTs we found last time we checked during this request (if
+	 *                               we have not yet checked during this request, then we need to check anyways)
+	 */
+	public function maybe_register_payment_methods($force_recheck = false)
+	{
+		if ( ! $this->_payment_method_types || $force_recheck) {
+			$this->_register_payment_methods();
+			//if in admin lets ensure caps are set.
+			if (is_admin()) {
+				add_filter('FHEE__EE_Capabilities__init_caps_map__caps', array($this, 'add_payment_method_caps'));
+				EE_Registry::instance()->CAP->init_caps();
+			}
+		}
+	}
+
+
+
+	/**
+	 *        register_payment_methods
+	 *
+	 * @return array
+	 */
+	protected function _register_payment_methods()
+	{
+		// grab list of installed modules
+		$pm_to_register = glob(EE_PAYMENT_METHODS . '*', GLOB_ONLYDIR);
+		// filter list of modules to register
+		$pm_to_register = apply_filters('FHEE__EE_Payment_Method_Manager__register_payment_methods__payment_methods_to_register',
+			$pm_to_register);
+		// loop through folders
+		foreach ($pm_to_register as $pm_path) {
+			$this->register_payment_method($pm_path);
+		}
+		do_action('FHEE__EE_Payment_Method_Manager__register_payment_methods__registered_payment_methods');
+		// filter list of installed modules
+		//keep them organized alphabetically by the payment method type's name
+		ksort($this->_payment_method_types);
+		return apply_filters('FHEE__EE_Payment_Method_Manager__register_payment_methods__installed_payment_methods',
+			$this->_payment_method_types);
+	}
+
+
+
+	/**
+	 *    register_payment_method- makes core aware of this payment method
+	 *
+	 * @access public
+	 * @param string $payment_method_path - full path up to and including payment method folder
+	 * @return boolean
+	 */
+	public function register_payment_method($payment_method_path = '')
+	{
+		do_action('AHEE__EE_Payment_Method_Manager__register_payment_method__begin', $payment_method_path);
+		$module_ext = '.pm.php';
+		// make all separators match
+		$payment_method_path = rtrim(str_replace('/\\', DS, $payment_method_path), DS);
+		// grab and sanitize module name
+		$module_dir = basename($payment_method_path);
+		// create classname from module directory name
+		$module = str_replace(' ', '_', str_replace('_', ' ', $module_dir));
+		// add class prefix
+		$module_class = 'EE_PMT_' . $module;
+		// does the module exist ?
+		if ( ! is_readable($payment_method_path . DS . $module_class . $module_ext)) {
+			$msg = sprintf(__('The requested %s payment method file could not be found or is not readable due to file permissions.',
+				'event_espresso'), $module);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		if (WP_DEBUG === true) {
+			EEH_Debug_Tools::instance()->start_timer();
+		}
+		// load the module class file
+		require_once($payment_method_path . DS . $module_class . $module_ext);
+		if (WP_DEBUG === true) {
+			EEH_Debug_Tools::instance()->stop_timer("Requiring payment method $module_class");
+		}
+		// verify that class exists
+		if ( ! class_exists($module_class)) {
+			$msg = sprintf(__('The requested %s module class does not exist.', 'event_espresso'), $module_class);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		// add to array of registered modules
+		$this->_payment_method_types[$module] = $payment_method_path . DS . $module_class . $module_ext;
+		return true;
+	}
+
+
+
+	/**
+	 * Checks if a payment method has been registered, and if so includes it
+	 *
+	 * @param string  $payment_method_name like 'Paypal_Pro', (ie classname without the prefix 'EEPM_')
+	 * @param boolean $force_recheck       whether to force re-checking for new payment method types
+	 * @return boolean
+	 */
+	public function payment_method_type_exists($payment_method_name, $force_recheck = false)
+	{
+		if (
+			$force_recheck
+			|| ! is_array($this->_payment_method_types)
+			|| ! isset($this->_payment_method_types[$payment_method_name])
+		) {
+			$this->maybe_register_payment_methods($force_recheck);
+		}
+		if (isset($this->_payment_method_types[$payment_method_name])) {
+			require_once($this->_payment_method_types[$payment_method_name]);
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+
+
+	/**
+	 * Returns all the classnames of the various payment method types
+	 *
+	 * @param boolean $with_prefixes TRUE: get payment method type classnames; false just their 'names'
+	 *                               (what you'd find in wp_esp_payment_method.PMD_type)
+	 * @param boolean $force_recheck whether to force re-checking for new payment method types
+	 * @return array
+	 */
+	public function payment_method_type_names($with_prefixes = false, $force_recheck = false)
+	{
+		$this->maybe_register_payment_methods($force_recheck);
+		if ($with_prefixes) {
+			$classnames = array_keys($this->_payment_method_types);
+			$payment_methods = array();
+			foreach ($classnames as $classname) {
+				$payment_methods[] = $this->payment_method_class_from_type($classname);
+			}
+			return $payment_methods;
+		} else {
+			return array_keys($this->_payment_method_types);
+		}
+	}
+
+
+
+	/**
+	 * Gets an object of each payment method type, none of which are bound to a
+	 * payment method instance
+	 *
+	 * @param boolean $force_recheck whether to force re-checking for new payment method types
+	 * @return EE_PMT_Base[]
+	 */
+	public function payment_method_types($force_recheck = false)
+	{
+		$this->maybe_register_payment_methods($force_recheck);
+		$pmt_objs = array();
+		foreach ($this->payment_method_type_names(true) as $classname) {
+			$pmt_objs[] = new $classname;
+		}
+		return $pmt_objs;
+	}
+
+
+
+	/**
+	 * Changes the payment method's classname into the payment method type's name
+	 * (as used on the payment method's table's PMD_type field)
+	 *
+	 * @param string $classname
+	 * @return string
+	 */
+	public function payment_method_type_sans_class_prefix($classname)
+	{
+		return str_replace("EE_PMT_", "", $classname);
+	}
+
+
+
+	/**
+	 * Does the opposite of payment-method_type_sans_prefix
+	 *
+	 * @param string $type
+	 * @return string
+	 */
+	public function payment_method_class_from_type($type)
+	{
+		$this->maybe_register_payment_methods();
+		return "EE_PMT_" . $type;
+	}
+
+
+
+	/**
+	 * Activates a payment method of the given type.
+	 *
+	 * @param string $payment_method_type the PMT_type; for EE_PMT_Invoice this would be 'Invoice'
+	 * @return \EE_Payment_Method
+	 * @throws \EE_Error
+	 */
+	public function activate_a_payment_method_of_type($payment_method_type)
+	{
+		$payment_method = EEM_Payment_Method::instance()->get_one_of_type($payment_method_type);
+		if ( ! $payment_method instanceof EE_Payment_Method) {
+			$pm_type_class = $this->payment_method_class_from_type($payment_method_type);
+			if (class_exists($pm_type_class)) {
+				/** @var $pm_type_obj EE_PMT_Base */
+				$pm_type_obj = new $pm_type_class;
+				$payment_method = EEM_Payment_Method::instance()->get_one_by_slug($pm_type_obj->system_name());
+				if ( ! $payment_method) {
+					$payment_method = $this->create_payment_method_of_type($pm_type_obj);
+				}
+				$payment_method->set_type($payment_method_type);
+				$this->initialize_payment_method($payment_method);
+			} else {
+				throw new EE_Error(
+					sprintf(
+						__('There is no payment method of type %1$s, so it could not be activated', 'event_espresso'),
+						$pm_type_class)
+				);
+			}
+		}
+		$payment_method->set_active();
+		$payment_method->save();
+		$this->set_usable_currencies_on_payment_method($payment_method);
+		if ($payment_method->type() === 'Invoice') {
+			/** @type EE_Message_Resource_Manager $message_resource_manager */
+			$message_resource_manager = EE_Registry::instance()->load_lib('Message_Resource_Manager');
+			$message_resource_manager->ensure_message_type_is_active('invoice', 'html');
+			$message_resource_manager->ensure_messenger_is_active('pdf');
+			EE_Error::add_persistent_admin_notice(
+				'invoice_pm_requirements_notice',
+				sprintf(
+					__('The Invoice payment method has been activated. It requires the invoice message type, html messenger, and pdf messenger be activated as well for the %1$smessages system%2$s, so it has been automatically verified that they are also active.',
+						'event_espresso'),
+					'<a href="' . admin_url('admin.php?page=espresso_messages') . '">',
+					'</a>'
+				),
+				true
+			);
+		}
+		return $payment_method;
+	}
+
+
+
+	/**
+	 * Creates a payment method of the specified type. Does not save it.
+	 *
+	 * @global WP_User    $current_user
+	 * @param EE_PMT_Base $pm_type_obj
+	 * @return EE_Payment_Method
+	 * @throws \EE_Error
+	 */
+	public function create_payment_method_of_type($pm_type_obj)
+	{
+		global $current_user;
+		$payment_method = EE_Payment_Method::new_instance(
+			array(
+				'PMD_type'       => $pm_type_obj->system_name(),
+				'PMD_name'       => $pm_type_obj->pretty_name(),
+				'PMD_admin_name' => $pm_type_obj->pretty_name(),
+				'PMD_slug'       => $pm_type_obj->system_name(),//automatically converted to slug
+				'PMD_wp_user'    => $current_user->ID,
+				'PMD_order'      => EEM_Payment_Method::instance()->count(
+						array(array('PMD_type' => array('!=', 'Admin_Only')))
+					) * 10,
+			)
+		);
+		return $payment_method;
+	}
+
+
+
+	/**
+	 * Sets the initial payment method properties (including extra meta)
+	 *
+	 * @param EE_Payment_Method $payment_method
+	 * @return EE_Payment_Method
+	 * @throws \EE_Error
+	 */
+	public function initialize_payment_method($payment_method)
+	{
+		$pm_type_obj = $payment_method->type_obj();
+		$payment_method->set_description($pm_type_obj->default_description());
+		if ( ! $payment_method->button_url()) {
+			$payment_method->set_button_url($pm_type_obj->default_button_url());
+		}
+		//now add setup its default extra meta properties
+		$extra_metas = $pm_type_obj->settings_form()->extra_meta_inputs();
+		if ( ! empty($extra_metas)) {
+			//verify the payment method has an ID before adding extra meta
+			if ( ! $payment_method->ID()) {
+				$payment_method->save();
+			}
+			foreach ($extra_metas as $meta_name => $input) {
+				$payment_method->update_extra_meta($meta_name, $input->raw_value());
+			}
+		}
+		return $payment_method;
+	}
+
+
+
+	/**
+	 * Makes sure the payment method is related to the specified payment method
+	 *
+	 * @param EE_Payment_Method $payment_method
+	 * @return EE_Payment_Method
+	 * @throws \EE_Error
+	 */
+	public function set_usable_currencies_on_payment_method($payment_method)
+	{
+		foreach ($payment_method->get_all_usable_currencies() as $currency_obj) {
+			$payment_method->_add_relation_to($currency_obj, 'Currency');
+		}
+		return $payment_method;
+	}
+
+
+
+	/**
+	 * Deactivates a payment method of the given payment method slug.
+	 *
+	 * @param string $payment_method_slug The slug for the payment method to deactivate.
+	 * @return int count of rows updated.
+	 */
+	public function deactivate_payment_method($payment_method_slug)
+	{
+		EE_Log::instance()->log(
+			__FILE__,
+			__FUNCTION__,
+			sprintf(
+				__('Payment method with slug %1$s is being deactivated by site admin', 'event_espresso'),
+				$payment_method_slug
+			),
+			'payment_method_change'
+		);
+		$count_updated = EEM_Payment_Method::instance()->update(
+			array('PMD_scope' => array()),
+			array(array('PMD_slug' => $payment_method_slug))
+		);
+		return $count_updated;
+	}
+
+
+
+	/**
+	 * callback for FHEE__EE_Capabilities__init_caps_map__caps filter to add dynamic payment method
+	 * access caps.
+	 *
+	 * @param array $caps capabilities being filtered
+	 * @return array
+	 */
+	public function add_payment_method_caps($caps)
+	{
+		/* add dynamic caps from payment methods
          * at the time of writing, october 20 2014, these are the caps added:
          * ee_payment_method_admin_only
          * ee_payment_method_aim
@@ -431,10 +431,10 @@ 
          * their related capability automatically added too, so long as they are
          * registered properly using EE_Register_Payment_Method::register()
          */
-        foreach ($this->payment_method_types() as $payment_method_type_obj) {
-            $caps['administrator'][] = $payment_method_type_obj->cap_name();
-        }
-        return $caps;
-    }
+		foreach ($this->payment_method_types() as $payment_method_type_obj) {
+			$caps['administrator'][] = $payment_method_type_obj->cap_name();
+		}
+		return $caps;
+	}
 
 }

core/db_classes/EE_Base_Class.class.php

Doc Comments +8 added lines, -7 removed lines

@@ -865,7 +865,7 @@ 
      *
      * @param null  $field_to_order_by  What field is being used as the reference point.
      * @param array $query_params       Any additional conditions on the query.
-     * @param null  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
+     * @param string  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
      *                                  you can indicate just the columns you want returned
      * @return array|EE_Base_Class
      * @throws \EE_Error
@@ -890,7 +890,7 @@ 
      *
      * @param null  $field_to_order_by  What field is being used as the reference point.
      * @param array $query_params       Any additional conditions on the query.
-     * @param null  $columns_to_select  If left null, then an EE_Base_Class object is returned, otherwise
+     * @param string  $columns_to_select  If left null, then an EE_Base_Class object is returned, otherwise
      *                                  you can indicate just the column you want returned
      * @return array|EE_Base_Class
      * @throws \EE_Error
@@ -963,7 +963,7 @@ 
      * This method simply returns the RAW unprocessed value for the given property in this class
      *
      * @param  string $field_name A valid fieldname
-     * @return mixed              Whatever the raw value stored on the property is.
+     * @return integer|null              Whatever the raw value stored on the property is.
      * @throws EE_Error if fieldSettings is misconfigured or the field doesn't exist.
      */
     public function get_raw($field_name)
@@ -1258,7 +1258,7 @@ 
      * sets the time on a datetime property
      *
      * @access protected
-     * @param string|Datetime $time      a valid time string for php datetime functions (or DateTime object)
+     * @param string $time      a valid time string for php datetime functions (or DateTime object)
      * @param string          $fieldname the name of the field the time is being set on (must match a EE_Datetime_Field)
      * @throws \EE_Error
      */
@@ -1273,7 +1273,7 @@ 
      * sets the date on a datetime property
      *
      * @access protected
-     * @param string|DateTime $date      a valid date string for php datetime functions ( or DateTime object)
+     * @param string $date      a valid date string for php datetime functions ( or DateTime object)
      * @param string          $fieldname the name of the field the date is being set on (must match a EE_Datetime_Field)
      * @throws \EE_Error
      */
@@ -1331,6 +1331,7 @@ 
      * @param mixed (array|string) $args       This is the arguments that will be passed to the callback.
      * @param string               $prepend    You can include something to prepend on the timestamp
      * @param string               $append     You can include something to append on the timestamp
+     * @param string $args
      * @throws EE_Error
      * @return string timestamp
      */
@@ -1701,7 +1702,7 @@ 
      *
      * @param  array  $props_n_values   incoming array of properties and their values
      * @param  string $classname        the classname of the child class
-     * @param null    $timezone
+     * @param string|null    $timezone
      * @param array   $date_formats     incoming date_formats in an array where the first value is the
      *                                  date_format and the second value is the time format
      * @return mixed (EE_Base_Class|bool)
@@ -1779,7 +1780,7 @@ 
      * Gets the model instance (eg instance of EEM_Attendee) given its classname (eg EE_Attendee)
      *
      * @param string $model_classname
-     * @param null   $timezone
+     * @param string|null   $timezone
      * @return EEM_Base
      */
     protected static function _get_model_instance_with_name($model_classname, $timezone = null)

Indentation +2552 added lines, -2552 removed lines

@@ -1,5 +1,5 @@ 
 <?php if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 do_action('AHEE_log', __FILE__, ' FILE LOADED', '');
 
@@ -25,2557 +25,2557 @@ 
 abstract class EE_Base_Class
 {
 
-    /**
-     * This is an array of the original properties and values provided during construction
-     * of this model object. (keys are model field names, values are their values).
-     * This list is important to remember so that when we are merging data from the db, we know
-     * which values to override and which to not override.
-     *
-     * @var array
-     */
-    protected $_props_n_values_provided_in_constructor;
-
-    /**
-     * Timezone
-     * This gets set by the "set_timezone()" method so that we know what timezone incoming strings|timestamps are in.  This can also be used before a get to set what timezone you want strings coming out of the object to be in.  NOT all
-     * EE_Base_Class child classes use this property but any that use a EE_Datetime_Field data type will have access to it.
-     *
-     * @var string
-     */
-    protected $_timezone;
-
-
-
-    /**
-     * date format
-     * pattern or format for displaying dates
-     *
-     * @var string $_dt_frmt
-     */
-    protected $_dt_frmt;
-
-
-
-    /**
-     * time format
-     * pattern or format for displaying time
-     *
-     * @var string $_tm_frmt
-     */
-    protected $_tm_frmt;
-
-
-
-    /**
-     * This property is for holding a cached array of object properties indexed by property name as the key.
-     * The purpose of this is for setting a cache on properties that may have calculated values after a prepare_for_get.  That way the cache can be checked first and the calculated property returned instead of having to recalculate.
-     * Used by _set_cached_property() and _get_cached_property() methods.
-     *
-     * @var array
-     */
-    protected $_cached_properties = array();
-
-    /**
-     * An array containing keys of the related model, and values are either an array of related mode objects or a single
-     * related model object. see the model's _model_relations. The keys should match those specified. And if the relation
-     * is of type EE_Belongs_To (or one of its children), then there should only be ONE related model object, all others have an array)
-     *
-     * @var array
-     */
-    protected $_model_relations = array();
-
-    /**
-     * Array where keys are field names (see the model's _fields property) and values are their values. To see what
-     * their types should be, look at what that field object returns on its prepare_for_get and prepare_for_set methods)
-     *
-     * @var array
-     */
-    protected $_fields = array();
-
-    /**
-     * @var boolean indicating whether or not this model object is intended to ever be saved
-     * For example, we might create model objects intended to only be used for the duration
-     * of this request and to be thrown away, and if they were accidentally saved
-     * it would be a bug.
-     */
-    protected $_allow_persist = true;
-
-
-
-    /**
-     * basic constructor for Event Espresso classes, performs any necessary initialization, and verifies it's children play nice
-     *
-     * @param array   $fieldValues                             where each key is a field (ie, array key in the 2nd layer of the model's _fields array, (eg, EVT_ID, TXN_amount, QST_name, etc) and values are their values
-     * @param boolean $bydb                                    a flag for setting if the class is instantiated by the corresponding db model or not.
-     * @param string  $timezone                                indicate what timezone you want any datetime fields to be in when instantiating a EE_Base_Class object.
-     * @param array   $date_formats                            An array of date formats to set on construct where first
-     *                                                         value is the date_format and second value is the time
-     *                                                         format.
-     * @throws EE_Error
-     */
-    protected function __construct($fieldValues = array(), $bydb = false, $timezone = '', $date_formats = array())
-    {
-        $className = get_class($this);
-        do_action("AHEE__{$className}__construct", $this, $fieldValues);
-        $model = $this->get_model();
-        $model_fields = $model->field_settings(false);
-        // ensure $fieldValues is an array
-        $fieldValues = is_array($fieldValues) ? $fieldValues : array($fieldValues);
-        // EEH_Debug_Tools::printr( $fieldValues, '$fieldValues  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
-        // verify client code has not passed any invalid field names
-        foreach ($fieldValues as $field_name => $field_value) {
-            if ( ! isset($model_fields[$field_name])) {
-                throw new EE_Error(sprintf(__("Invalid field (%s) passed to constructor of %s. Allowed fields are :%s", "event_espresso"), $field_name, get_class($this), implode(", ", array_keys($model_fields))));
-            }
-        }
-        // EEH_Debug_Tools::printr( $model_fields, '$model_fields  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
-        $this->_timezone = EEH_DTT_Helper::get_valid_timezone_string($timezone);
-        if ( ! empty($date_formats) && is_array($date_formats)) {
-            list($this->_dt_frmt, $this->_tm_frmt) = $date_formats;
-        } else {
-            //set default formats for date and time
-            $this->_dt_frmt = (string)get_option('date_format', 'Y-m-d');
-            $this->_tm_frmt = (string)get_option('time_format', 'g:i a');
-        }
-        //if db model is instantiating
-        if ($bydb) {
-            //client code has indicated these field values are from the database
-            foreach ($model_fields as $fieldName => $field) {
-                $this->set_from_db($fieldName, isset($fieldValues[$fieldName]) ? $fieldValues[$fieldName] : null);
-            }
-        } else {
-            //we're constructing a brand
-            //new instance of the model object. Generally, this means we'll need to do more field validation
-            foreach ($model_fields as $fieldName => $field) {
-                $this->set($fieldName, isset($fieldValues[$fieldName]) ? $fieldValues[$fieldName] : null, true);
-            }
-        }
-        //remember what values were passed to this constructor
-        $this->_props_n_values_provided_in_constructor = $fieldValues;
-        //remember in entity mapper
-        if ( ! $bydb && $model->has_primary_key_field() && $this->ID()) {
-            $model->add_to_entity_map($this);
-        }
-        //setup all the relations
-        foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
-            if ($relation_obj instanceof EE_Belongs_To_Relation) {
-                $this->_model_relations[$relation_name] = null;
-            } else {
-                $this->_model_relations[$relation_name] = array();
-            }
-        }
-        /**
-         * Action done at the end of each model object construction
-         *
-         * @param EE_Base_Class $this the model object just created
-         */
-        do_action('AHEE__EE_Base_Class__construct__finished', $this);
-    }
-
-
-
-    /**
-     * Gets whether or not this model object is allowed to persist/be saved to the database.
-     *
-     * @return boolean
-     */
-    public function allow_persist()
-    {
-        return $this->_allow_persist;
-    }
-
-
-
-    /**
-     * Sets whether or not this model object should be allowed to be saved to the DB.
-     * Normally once this is set to FALSE you wouldn't set it back to TRUE, unless
-     * you got new information that somehow made you change your mind.
-     *
-     * @param boolean $allow_persist
-     * @return boolean
-     */
-    public function set_allow_persist($allow_persist)
-    {
-        return $this->_allow_persist = $allow_persist;
-    }
-
-
-
-    /**
-     * Gets the field's original value when this object was constructed during this request.
-     * This can be helpful when determining if a model object has changed or not
-     *
-     * @param string $field_name
-     * @return mixed|null
-     * @throws \EE_Error
-     */
-    public function get_original($field_name)
-    {
-        if (isset($this->_props_n_values_provided_in_constructor[$field_name])
-            && $field_settings = $this->get_model()->field_settings_for($field_name)
-        ) {
-            return $field_settings->prepare_for_get($this->_props_n_values_provided_in_constructor[$field_name]);
-        } else {
-            return null;
-        }
-    }
-
-
-
-    /**
-     * @param EE_Base_Class $obj
-     * @return string
-     */
-    public function get_class($obj)
-    {
-        return get_class($obj);
-    }
-
-
-
-    /**
-     * Overrides parent because parent expects old models.
-     * This also doesn't do any validation, and won't work for serialized arrays
-     *
-     * @param    string $field_name
-     * @param    mixed  $field_value
-     * @param bool      $use_default
-     * @throws \EE_Error
-     */
-    public function set($field_name, $field_value, $use_default = false)
-    {
-        $field_obj = $this->get_model()->field_settings_for($field_name);
-        if ($field_obj instanceof EE_Model_Field_Base) {
-            //			if ( method_exists( $field_obj, 'set_timezone' )) {
-            if ($field_obj instanceof EE_Datetime_Field) {
-                $field_obj->set_timezone($this->_timezone);
-                $field_obj->set_date_format($this->_dt_frmt);
-                $field_obj->set_time_format($this->_tm_frmt);
-            }
-            $holder_of_value = $field_obj->prepare_for_set($field_value);
-            //should the value be null?
-            if (($field_value === null || $holder_of_value === null || $holder_of_value === '') && $use_default) {
-                $this->_fields[$field_name] = $field_obj->get_default_value();
-                /**
-                 * To save having to refactor all the models, if a default value is used for a
-                 * EE_Datetime_Field, and that value is not null nor is it a DateTime
-                 * object.  Then let's do a set again to ensure that it becomes a DateTime
-                 * object.
-                 *
-                 * @since 4.6.10+
-                 */
-                if (
-                    $field_obj instanceof EE_Datetime_Field
-                    && $this->_fields[$field_name] !== null
-                    && ! $this->_fields[$field_name] instanceof DateTime
-                ) {
-                    empty($this->_fields[$field_name])
-                        ? $this->set($field_name, time())
-                        : $this->set($field_name, $this->_fields[$field_name]);
-                }
-            } else {
-                $this->_fields[$field_name] = $holder_of_value;
-            }
-            //if we're not in the constructor...
-            //now check if what we set was a primary key
-            if (
-                //note: props_n_values_provided_in_constructor is only set at the END of the constructor
-                $this->_props_n_values_provided_in_constructor
-                && $field_value
-                && $field_name === self::_get_primary_key_name(get_class($this))
-            ) {
-                //if so, we want all this object's fields to be filled either with
-                //what we've explicitly set on this model
-                //or what we have in the db
-                // echo "setting primary key!";
-                $fields_on_model = self::_get_model(get_class($this))->field_settings();
-                $obj_in_db = self::_get_model(get_class($this))->get_one_by_ID($field_value);
-                foreach ($fields_on_model as $field_obj) {
-                    if ( ! array_key_exists($field_obj->get_name(), $this->_props_n_values_provided_in_constructor)
-                         && $field_obj->get_name() !== $field_name
-                    ) {
-                        $this->set($field_obj->get_name(), $obj_in_db->get($field_obj->get_name()));
-                    }
-                }
-                //oh this model object has an ID? well make sure its in the entity mapper
-                $this->get_model()->add_to_entity_map($this);
-            }
-            //let's unset any cache for this field_name from the $_cached_properties property.
-            $this->_clear_cached_property($field_name);
-        } else {
-            throw new EE_Error(sprintf(__("A valid EE_Model_Field_Base could not be found for the given field name: %s", "event_espresso"), $field_name));
-        }
-    }
-
-
-
-    /**
-     * This sets the field value on the db column if it exists for the given $column_name or
-     * saves it to EE_Extra_Meta if the given $column_name does not match a db column.
-     *
-     * @see EE_message::get_column_value for related documentation on the necessity of this method.
-     * @param string $field_name  Must be the exact column name.
-     * @param mixed  $field_value The value to set.
-     * @return int|bool @see EE_Base_Class::update_extra_meta() for return docs.
-     * @throws \EE_Error
-     */
-    public function set_field_or_extra_meta($field_name, $field_value)
-    {
-        if ($this->get_model()->has_field($field_name)) {
-            $this->set($field_name, $field_value);
-            return true;
-        } else {
-            //ensure this object is saved first so that extra meta can be properly related.
-            $this->save();
-            return $this->update_extra_meta($field_name, $field_value);
-        }
-    }
-
-
-
-    /**
-     * This retrieves the value of the db column set on this class or if that's not present
-     * it will attempt to retrieve from extra_meta if found.
-     * Example Usage:
-     * Via EE_Message child class:
-     * Due to the dynamic nature of the EE_messages system, EE_messengers will always have a "to",
-     * "from", "subject", and "content" field (as represented in the EE_Message schema), however they may
-     * also have additional main fields specific to the messenger.  The system accommodates those extra
-     * fields through the EE_Extra_Meta table.  This method allows for EE_messengers to retrieve the
-     * value for those extra fields dynamically via the EE_message object.
-     *
-     * @param  string $field_name expecting the fully qualified field name.
-     * @return mixed|null  value for the field if found.  null if not found.
-     * @throws \EE_Error
-     */
-    public function get_field_or_extra_meta($field_name)
-    {
-        if ($this->get_model()->has_field($field_name)) {
-            $column_value = $this->get($field_name);
-        } else {
-            //This isn't a column in the main table, let's see if it is in the extra meta.
-            $column_value = $this->get_extra_meta($field_name, true, null);
-        }
-        return $column_value;
-    }
-
-
-
-    /**
-     * See $_timezone property for description of what the timezone property is for.  This SETS the timezone internally for being able to reference what timezone we are running conversions on when converting TO the internal timezone (UTC
-     * Unix Timestamp) for the object OR when converting FROM the internal timezone (UTC Unix Timestamp). This is available to all child classes that may be using the EE_Datetime_Field for a field data type.
-     *
-     * @access public
-     * @param string $timezone A valid timezone string as described by @link http://www.php.net/manual/en/timezones.php
-     * @return void
-     * @throws \EE_Error
-     */
-    public function set_timezone($timezone = '')
-    {
-        $this->_timezone = EEH_DTT_Helper::get_valid_timezone_string($timezone);
-        //make sure we clear all cached properties because they won't be relevant now
-        $this->_clear_cached_properties();
-        //make sure we update field settings and the date for all EE_Datetime_Fields
-        $model_fields = $this->get_model()->field_settings(false);
-        foreach ($model_fields as $field_name => $field_obj) {
-            if ($field_obj instanceof EE_Datetime_Field) {
-                $field_obj->set_timezone($this->_timezone);
-                if (isset($this->_fields[$field_name]) && $this->_fields[$field_name] instanceof DateTime) {
-                    $this->_fields[$field_name]->setTimezone(new DateTimeZone($this->_timezone));
-                }
-            }
-        }
-    }
-
-
-
-    /**
-     * This just returns whatever is set for the current timezone.
-     *
-     * @access public
-     * @return string timezone string
-     */
-    public function get_timezone()
-    {
-        return $this->_timezone;
-    }
-
-
-
-    /**
-     * This sets the internal date format to what is sent in to be used as the new default for the class
-     * internally instead of wp set date format options
-     *
-     * @since 4.6
-     * @param string $format should be a format recognizable by PHP date() functions.
-     */
-    public function set_date_format($format)
-    {
-        $this->_dt_frmt = $format;
-        //clear cached_properties because they won't be relevant now.
-        $this->_clear_cached_properties();
-    }
-
-
-
-    /**
-     * This sets the internal time format string to what is sent in to be used as the new default for the
-     * class internally instead of wp set time format options.
-     *
-     * @since 4.6
-     * @param string $format should be a format recognizable by PHP date() functions.
-     */
-    public function set_time_format($format)
-    {
-        $this->_tm_frmt = $format;
-        //clear cached_properties because they won't be relevant now.
-        $this->_clear_cached_properties();
-    }
-
-
-
-    /**
-     * This returns the current internal set format for the date and time formats.
-     *
-     * @param bool $full           if true (default), then return the full format.  Otherwise will return an array where the
-     *                             first value is the date format and the second value is the time format.
-     * @return mixed string|array
-     */
-    public function get_format($full = true)
-    {
-        return $full ? $this->_dt_frmt . ' ' . $this->_tm_frmt : array($this->_dt_frmt, $this->_tm_frmt);
-    }
-
-
-
-    /**
-     * cache
-     * stores the passed model object on the current model object.
-     * In certain circumstances, we can use this cached model object instead of querying for another one entirely.
-     *
-     * @param string        $relationName    one of the keys in the _model_relations array on the model. Eg 'Registration' associated with this model object
-     * @param EE_Base_Class $object_to_cache that has a relation to this model object. (Eg, if this is a Transaction, that could be a payment or a registration)
-     * @param null          $cache_id        a string or number that will be used as the key for any Belongs_To_Many items which will be stored in an array on this object
-     * @throws EE_Error
-     * @return mixed    index into cache, or just TRUE if the relation is of type Belongs_To (because there's only one related thing, no array)
-     */
-    public function cache($relationName = '', $object_to_cache = null, $cache_id = null)
-    {
-        // its entirely possible that there IS no related object yet in which case there is nothing to cache.
-        if ( ! $object_to_cache instanceof EE_Base_Class) {
-            return false;
-        }
-        // also get "how" the object is related, or throw an error
-        if ( ! $relationship_to_model = $this->get_model()->related_settings_for($relationName)) {
-            throw new EE_Error(sprintf(__('There is no relationship to %s on a %s. Cannot cache it', 'event_espresso'), $relationName, get_class($this)));
-        }
-        // how many things are related ?
-        if ($relationship_to_model instanceof EE_Belongs_To_Relation) {
-            // if it's a "belongs to" relationship, then there's only one related model object  eg, if this is a registration, there's only 1 attendee for it
-            // so for these model objects just set it to be cached
-            $this->_model_relations[$relationName] = $object_to_cache;
-            $return = true;
-        } else {
-            // otherwise, this is the "many" side of a one to many relationship, so we'll add the object to the array of related objects for that type.
-            // eg: if this is an event, there are many registrations for that event, so we cache the registrations in an array
-            if ( ! is_array($this->_model_relations[$relationName])) {
-                // if for some reason, the cached item is a model object, then stick that in the array, otherwise start with an empty array
-                $this->_model_relations[$relationName] = $this->_model_relations[$relationName] instanceof EE_Base_Class ? array($this->_model_relations[$relationName]) : array();
-            }
-            // first check for a cache_id which is normally empty
-            if ( ! empty($cache_id)) {
-                // if the cache_id exists, then it means we are purposely trying to cache this with a known key that can then be used to retrieve the object later on
-                $this->_model_relations[$relationName][$cache_id] = $object_to_cache;
-                $return = $cache_id;
-            } elseif ($object_to_cache->ID()) {
-                // OR the cached object originally came from the db, so let's just use it's PK for an ID
-                $this->_model_relations[$relationName][$object_to_cache->ID()] = $object_to_cache;
-                $return = $object_to_cache->ID();
-            } else {
-                // OR it's a new object with no ID, so just throw it in the array with an auto-incremented ID
-                $this->_model_relations[$relationName][] = $object_to_cache;
-                // move the internal pointer to the end of the array
-                end($this->_model_relations[$relationName]);
-                // and grab the key so that we can return it
-                $return = key($this->_model_relations[$relationName]);
-            }
-        }
-        return $return;
-    }
-
-
-
-    /**
-     * For adding an item to the cached_properties property.
-     *
-     * @access protected
-     * @param string      $fieldname the property item the corresponding value is for.
-     * @param mixed       $value     The value we are caching.
-     * @param string|null $cache_type
-     * @return void
-     * @throws \EE_Error
-     */
-    protected function _set_cached_property($fieldname, $value, $cache_type = null)
-    {
-        //first make sure this property exists
-        $this->get_model()->field_settings_for($fieldname);
-        $cache_type = empty($cache_type) ? 'standard' : $cache_type;
-        $this->_cached_properties[$fieldname][$cache_type] = $value;
-    }
-
-
-
-    /**
-     * This returns the value cached property if it exists OR the actual property value if the cache doesn't exist.
-     * This also SETS the cache if we return the actual property!
-     *
-     * @param string $fieldname        the name of the property we're trying to retrieve
-     * @param bool   $pretty
-     * @param string $extra_cache_ref  This allows the user to specify an extra cache ref for the given property
-     *                                 (in cases where the same property may be used for different outputs
-     *                                 - i.e. datetime, money etc.)
-     *                                 It can also accept certain pre-defined "schema" strings
-     *                                 to define how to output the property.
-     *                                 see the field's prepare_for_pretty_echoing for what strings can be used
-     * @return mixed                   whatever the value for the property is we're retrieving
-     * @throws \EE_Error
-     */
-    protected function _get_cached_property($fieldname, $pretty = false, $extra_cache_ref = null)
-    {
-        //verify the field exists
-        $this->get_model()->field_settings_for($fieldname);
-        $cache_type = $pretty ? 'pretty' : 'standard';
-        $cache_type .= ! empty($extra_cache_ref) ? '_' . $extra_cache_ref : '';
-        if (isset($this->_cached_properties[$fieldname][$cache_type])) {
-            return $this->_cached_properties[$fieldname][$cache_type];
-        }
-        $field_obj = $this->get_model()->field_settings_for($fieldname);
-        if ($field_obj instanceof EE_Model_Field_Base) {
-            /**
-             * maybe this is EE_Datetime_Field.  If so we need to make sure timezone and
-             * formats are correct.
-             */
-            if ($field_obj instanceof EE_Datetime_Field) {
-                $field_obj->set_timezone($this->_timezone);
-                $field_obj->set_date_format($this->_dt_frmt, $pretty);
-                $field_obj->set_time_format($this->_tm_frmt, $pretty);
-            }
-            if ( ! isset($this->_fields[$fieldname])) {
-                $this->_fields[$fieldname] = null;
-            }
-            $value = $pretty
-                ? $field_obj->prepare_for_pretty_echoing($this->_fields[$fieldname], $extra_cache_ref)
-                : $field_obj->prepare_for_get($this->_fields[$fieldname]);
-            $this->_set_cached_property($fieldname, $value, $cache_type);
-            return $value;
-        }
-        return null;
-    }
-
-
-
-    /**
-     * This just takes care of clearing out the cached_properties
-     *
-     * @return void
-     */
-    protected function _clear_cached_properties()
-    {
-        $this->_cached_properties = array();
-    }
-
-
-
-    /**
-     * This just clears out ONE property if it exists in the cache
-     *
-     * @param  string $property_name the property to remove if it exists (from the _cached_properties array)
-     * @return void
-     */
-    protected function _clear_cached_property($property_name)
-    {
-        if (isset($this->_cached_properties[$property_name])) {
-            unset($this->_cached_properties[$property_name]);
-        }
-    }
-
-
-
-    /**
-     * Ensures that this related thing is a model object.
-     *
-     * @param mixed  $object_or_id EE_base_Class/int/string either a related model object, or its ID
-     * @param string $model_name   name of the related thing, eg 'Attendee',
-     * @return EE_Base_Class
-     * @throws \EE_Error
-     */
-    protected function ensure_related_thing_is_model_obj($object_or_id, $model_name)
-    {
-        $other_model_instance = self::_get_model_instance_with_name(
-            self::_get_model_classname($model_name),
-            $this->_timezone
-        );
-        return $other_model_instance->ensure_is_obj($object_or_id);
-    }
-
-
-
-    /**
-     * Forgets the cached model of the given relation Name. So the next time we request it,
-     * we will fetch it again from the database. (Handy if you know it's changed somehow).
-     * If a specific object is supplied, and the relationship to it is either a HasMany or HABTM,
-     * then only remove that one object from our cached array. Otherwise, clear the entire list
-     *
-     * @param string $relationName                         one of the keys in the _model_relations array on the model. Eg 'Registration'
-     * @param mixed  $object_to_remove_or_index_into_array or an index into the array of cached things, or NULL
-     *                                                     if you intend to use $clear_all = TRUE, or the relation only has 1 object anyways (ie, it's a BelongsToRelation)
-     * @param bool   $clear_all                            This flags clearing the entire cache relation property if this is HasMany or HABTM.
-     * @throws EE_Error
-     * @return EE_Base_Class | boolean from which was cleared from the cache, or true if we requested to remove a relation from all
-     */
-    public function clear_cache($relationName, $object_to_remove_or_index_into_array = null, $clear_all = false)
-    {
-        $relationship_to_model = $this->get_model()->related_settings_for($relationName);
-        $index_in_cache = '';
-        if ( ! $relationship_to_model) {
-            throw new EE_Error(
-                sprintf(
-                    __("There is no relationship to %s on a %s. Cannot clear that cache", 'event_espresso'),
-                    $relationName,
-                    get_class($this)
-                )
-            );
-        }
-        if ($clear_all) {
-            $obj_removed = true;
-            $this->_model_relations[$relationName] = null;
-        } elseif ($relationship_to_model instanceof EE_Belongs_To_Relation) {
-            $obj_removed = $this->_model_relations[$relationName];
-            $this->_model_relations[$relationName] = null;
-        } else {
-            if ($object_to_remove_or_index_into_array instanceof EE_Base_Class && $object_to_remove_or_index_into_array->ID()) {
-                $index_in_cache = $object_to_remove_or_index_into_array->ID();
-                if (is_array($this->_model_relations[$relationName]) && ! isset($this->_model_relations[$relationName][$index_in_cache])) {
-                    $index_found_at = null;
-                    //find this object in the array even though it has a different key
-                    foreach ($this->_model_relations[$relationName] as $index => $obj) {
-                        if (
-                            $obj instanceof EE_Base_Class
-                            && (
-                                $obj == $object_to_remove_or_index_into_array
-                                || $obj->ID() === $object_to_remove_or_index_into_array->ID()
-                            )
-                        ) {
-                            $index_found_at = $index;
-                            break;
-                        }
-                    }
-                    if ($index_found_at) {
-                        $index_in_cache = $index_found_at;
-                    } else {
-                        //it wasn't found. huh. well obviously it doesn't need to be removed from teh cache
-                        //if it wasn't in it to begin with. So we're done
-                        return $object_to_remove_or_index_into_array;
-                    }
-                }
-            } elseif ($object_to_remove_or_index_into_array instanceof EE_Base_Class) {
-                //so they provided a model object, but it's not yet saved to the DB... so let's go hunting for it!
-                foreach ($this->get_all_from_cache($relationName) as $index => $potentially_obj_we_want) {
-                    if ($potentially_obj_we_want == $object_to_remove_or_index_into_array) {
-                        $index_in_cache = $index;
-                    }
-                }
-            } else {
-                $index_in_cache = $object_to_remove_or_index_into_array;
-            }
-            //supposedly we've found it. But it could just be that the client code
-            //provided a bad index/object
-            if (
-            isset(
-                $this->_model_relations[$relationName],
-                $this->_model_relations[$relationName][$index_in_cache]
-            )
-            ) {
-                $obj_removed = $this->_model_relations[$relationName][$index_in_cache];
-                unset($this->_model_relations[$relationName][$index_in_cache]);
-            } else {
-                //that thing was never cached anyways.
-                $obj_removed = null;
-            }
-        }
-        return $obj_removed;
-    }
-
-
-
-    /**
-     * update_cache_after_object_save
-     * Allows a cached item to have it's cache ID (within the array of cached items) reset using the new ID it has obtained after being saved to the db
-     *
-     * @param string         $relationName       - the type of object that is cached
-     * @param \EE_Base_Class $newly_saved_object - the newly saved object to be re-cached
-     * @param string         $current_cache_id   - the ID that was used when originally caching the object
-     * @return boolean TRUE on success, FALSE on fail
-     * @throws \EE_Error
-     */
-    public function update_cache_after_object_save($relationName, EE_Base_Class $newly_saved_object, $current_cache_id = '')
-    {
-        // verify that incoming object is of the correct type
-        $obj_class = 'EE_' . $relationName;
-        if ($newly_saved_object instanceof $obj_class) {
-            /* @type EE_Base_Class $newly_saved_object */
-            // now get the type of relation
-            $relationship_to_model = $this->get_model()->related_settings_for($relationName);
-            // if this is a 1:1 relationship
-            if ($relationship_to_model instanceof EE_Belongs_To_Relation) {
-                // then just replace the cached object with the newly saved object
-                $this->_model_relations[$relationName] = $newly_saved_object;
-                return true;
-                // or if it's some kind of sordid feral polyamorous relationship...
-            } elseif (is_array($this->_model_relations[$relationName]) && isset($this->_model_relations[$relationName][$current_cache_id])) {
-                // then remove the current cached item
-                unset($this->_model_relations[$relationName][$current_cache_id]);
-                // and cache the newly saved object using it's new ID
-                $this->_model_relations[$relationName][$newly_saved_object->ID()] = $newly_saved_object;
-                return true;
-            }
-        }
-        return false;
-    }
-
-
-
-    /**
-     * Fetches a single EE_Base_Class on that relation. (If the relation is of type
-     * BelongsTo, it will only ever have 1 object. However, other relations could have an array of objects)
-     *
-     * @param string $relationName
-     * @return EE_Base_Class
-     */
-    public function get_one_from_cache($relationName)
-    {
-        $cached_array_or_object = isset($this->_model_relations[$relationName]) ? $this->_model_relations[$relationName] : null;
-        if (is_array($cached_array_or_object)) {
-            return array_shift($cached_array_or_object);
-        } else {
-            return $cached_array_or_object;
-        }
-    }
-
-
-
-    /**
-     * Fetches a single EE_Base_Class on that relation. (If the relation is of type
-     * BelongsTo, it will only ever have 1 object. However, other relations could have an array of objects)
-     *
-     * @param string $relationName
-     * @throws \EE_Error
-     * @return EE_Base_Class[] NOT necessarily indexed by primary keys
-     */
-    public function get_all_from_cache($relationName)
-    {
-        $objects = isset($this->_model_relations[$relationName]) ? $this->_model_relations[$relationName] : array();
-        // if the result is not an array, but exists, make it an array
-        $objects = is_array($objects) ? $objects : array($objects);
-        //bugfix for https://events.codebasehq.com/projects/event-espresso/tickets/7143
-        //basically, if this model object was stored in the session, and these cached model objects
-        //already have IDs, let's make sure they're in their model's entity mapper
-        //otherwise we will have duplicates next time we call
-        // EE_Registry::instance()->load_model( $relationName )->get_one_by_ID( $result->ID() );
-        $model = EE_Registry::instance()->load_model($relationName);
-        foreach ($objects as $model_object) {
-            if ($model instanceof EEM_Base && $model_object instanceof EE_Base_Class) {
-                //ensure its in the map if it has an ID; otherwise it will be added to the map when its saved
-                if ($model_object->ID()) {
-                    $model->add_to_entity_map($model_object);
-                }
-            } else {
-                throw new EE_Error(
-                    sprintf(
-                        __(
-                            'Error retrieving related model objects. Either $1%s is not a model or $2%s is not a model object',
-                            'event_espresso'
-                        ),
-                        $relationName,
-                        gettype($model_object)
-                    )
-                );
-            }
-        }
-        return $objects;
-    }
-
-
-
-    /**
-     * Returns the next x number of EE_Base_Class objects in sequence from this object as found in the database
-     * matching the given query conditions.
-     *
-     * @param null  $field_to_order_by  What field is being used as the reference point.
-     * @param int   $limit              How many objects to return.
-     * @param array $query_params       Any additional conditions on the query.
-     * @param null  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
-     *                                  you can indicate just the columns you want returned
-     * @return array|EE_Base_Class[]
-     * @throws \EE_Error
-     */
-    public function next_x($field_to_order_by = null, $limit = 1, $query_params = array(), $columns_to_select = null)
-    {
-        $field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
-            ? $this->get_model()->get_primary_key_field()->get_name()
-            : $field_to_order_by;
-        $current_value = ! empty($field) ? $this->get($field) : null;
-        if (empty($field) || empty($current_value)) {
-            return array();
-        }
-        return $this->get_model()->next_x($current_value, $field, $limit, $query_params, $columns_to_select);
-    }
-
-
-
-    /**
-     * Returns the previous x number of EE_Base_Class objects in sequence from this object as found in the database
-     * matching the given query conditions.
-     *
-     * @param null  $field_to_order_by  What field is being used as the reference point.
-     * @param int   $limit              How many objects to return.
-     * @param array $query_params       Any additional conditions on the query.
-     * @param null  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
-     *                                  you can indicate just the columns you want returned
-     * @return array|EE_Base_Class[]
-     * @throws \EE_Error
-     */
-    public function previous_x($field_to_order_by = null, $limit = 1, $query_params = array(), $columns_to_select = null)
-    {
-        $field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
-            ? $this->get_model()->get_primary_key_field()->get_name()
-            : $field_to_order_by;
-        $current_value = ! empty($field) ? $this->get($field) : null;
-        if (empty($field) || empty($current_value)) {
-            return array();
-        }
-        return $this->get_model()->previous_x($current_value, $field, $limit, $query_params, $columns_to_select);
-    }
-
-
-
-    /**
-     * Returns the next EE_Base_Class object in sequence from this object as found in the database
-     * matching the given query conditions.
-     *
-     * @param null  $field_to_order_by  What field is being used as the reference point.
-     * @param array $query_params       Any additional conditions on the query.
-     * @param null  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
-     *                                  you can indicate just the columns you want returned
-     * @return array|EE_Base_Class
-     * @throws \EE_Error
-     */
-    public function next($field_to_order_by = null, $query_params = array(), $columns_to_select = null)
-    {
-        $field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
-            ? $this->get_model()->get_primary_key_field()->get_name()
-            : $field_to_order_by;
-        $current_value = ! empty($field) ? $this->get($field) : null;
-        if (empty($field) || empty($current_value)) {
-            return array();
-        }
-        return $this->get_model()->next($current_value, $field, $query_params, $columns_to_select);
-    }
-
-
-
-    /**
-     * Returns the previous EE_Base_Class object in sequence from this object as found in the database
-     * matching the given query conditions.
-     *
-     * @param null  $field_to_order_by  What field is being used as the reference point.
-     * @param array $query_params       Any additional conditions on the query.
-     * @param null  $columns_to_select  If left null, then an EE_Base_Class object is returned, otherwise
-     *                                  you can indicate just the column you want returned
-     * @return array|EE_Base_Class
-     * @throws \EE_Error
-     */
-    public function previous($field_to_order_by = null, $query_params = array(), $columns_to_select = null)
-    {
-        $field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
-            ? $this->get_model()->get_primary_key_field()->get_name()
-            : $field_to_order_by;
-        $current_value = ! empty($field) ? $this->get($field) : null;
-        if (empty($field) || empty($current_value)) {
-            return array();
-        }
-        return $this->get_model()->previous($current_value, $field, $query_params, $columns_to_select);
-    }
-
-
-
-    /**
-     * Overrides parent because parent expects old models.
-     * This also doesn't do any validation, and won't work for serialized arrays
-     *
-     * @param string $field_name
-     * @param mixed  $field_value_from_db
-     * @throws \EE_Error
-     */
-    public function set_from_db($field_name, $field_value_from_db)
-    {
-        $field_obj = $this->get_model()->field_settings_for($field_name);
-        if ($field_obj instanceof EE_Model_Field_Base) {
-            //you would think the DB has no NULLs for non-null label fields right? wrong!
-            //eg, a CPT model object could have an entry in the posts table, but no
-            //entry in the meta table. Meaning that all its columns in the meta table
-            //are null! yikes! so when we find one like that, use defaults for its meta columns
-            if ($field_value_from_db === null) {
-                if ($field_obj->is_nullable()) {
-                    //if the field allows nulls, then let it be null
-                    $field_value = null;
-                } else {
-                    $field_value = $field_obj->get_default_value();
-                }
-            } else {
-                $field_value = $field_obj->prepare_for_set_from_db($field_value_from_db);
-            }
-            $this->_fields[$field_name] = $field_value;
-            $this->_clear_cached_property($field_name);
-        }
-    }
-
-
-
-    /**
-     * verifies that the specified field is of the correct type
-     *
-     * @param string $field_name
-     * @param string $extra_cache_ref This allows the user to specify an extra cache ref for the given property
-     *                                (in cases where the same property may be used for different outputs
-     *                                - i.e. datetime, money etc.)
-     * @return mixed
-     * @throws \EE_Error
-     */
-    public function get($field_name, $extra_cache_ref = null)
-    {
-        return $this->_get_cached_property($field_name, false, $extra_cache_ref);
-    }
-
-
-
-    /**
-     * This method simply returns the RAW unprocessed value for the given property in this class
-     *
-     * @param  string $field_name A valid fieldname
-     * @return mixed              Whatever the raw value stored on the property is.
-     * @throws EE_Error if fieldSettings is misconfigured or the field doesn't exist.
-     */
-    public function get_raw($field_name)
-    {
-        $field_settings = $this->get_model()->field_settings_for($field_name);
-        return $field_settings instanceof EE_Datetime_Field && $this->_fields[$field_name] instanceof DateTime
-            ? $this->_fields[$field_name]->format('U')
-            : $this->_fields[$field_name];
-    }
-
-
-
-    /**
-     * This is used to return the internal DateTime object used for a field that is a
-     * EE_Datetime_Field.
-     *
-     * @param string $field_name               The field name retrieving the DateTime object.
-     * @return mixed null | false | DateTime  If the requested field is NOT a EE_Datetime_Field then
-     * @throws \EE_Error
-     *                                         an error is set and false returned.  If the field IS an
-     *                                         EE_Datetime_Field and but the field value is null, then
-     *                                         just null is returned (because that indicates that likely
-     *                                         this field is nullable).
-     */
-    public function get_DateTime_object($field_name)
-    {
-        $field_settings = $this->get_model()->field_settings_for($field_name);
-        if ( ! $field_settings instanceof EE_Datetime_Field) {
-            EE_Error::add_error(
-                sprintf(
-                    __(
-                        'The field %s is not an EE_Datetime_Field field.  There is no DateTime object stored on this field type.',
-                        'event_espresso'
-                    ),
-                    $field_name
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        return $this->_fields[$field_name];
-    }
-
-
-
-    /**
-     * To be used in template to immediately echo out the value, and format it for output.
-     * Eg, should call stripslashes and whatnot before echoing
-     *
-     * @param string $field_name      the name of the field as it appears in the DB
-     * @param string $extra_cache_ref This allows the user to specify an extra cache ref for the given property
-     *                                (in cases where the same property may be used for different outputs
-     *                                - i.e. datetime, money etc.)
-     * @return void
-     * @throws \EE_Error
-     */
-    public function e($field_name, $extra_cache_ref = null)
-    {
-        echo $this->get_pretty($field_name, $extra_cache_ref);
-    }
-
-
-
-    /**
-     * Exactly like e(), echoes out the field, but sets its schema to 'form_input', so that it
-     * can be easily used as the value of form input.
-     *
-     * @param string $field_name
-     * @return void
-     * @throws \EE_Error
-     */
-    public function f($field_name)
-    {
-        $this->e($field_name, 'form_input');
-    }
-
-
-
-    /**
-     * @param string $field_name
-     * @param string $extra_cache_ref This allows the user to specify an extra cache ref for the given property
-     *                                (in cases where the same property may be used for different outputs
-     *                                - i.e. datetime, money etc.)
-     * @return mixed
-     * @throws \EE_Error
-     */
-    public function get_pretty($field_name, $extra_cache_ref = null)
-    {
-        return $this->_get_cached_property($field_name, true, $extra_cache_ref);
-    }
-
-
-
-    /**
-     * This simply returns the datetime for the given field name
-     * Note: this protected function is called by the wrapper get_date or get_time or get_datetime functions
-     * (and the equivalent e_date, e_time, e_datetime).
-     *
-     * @access   protected
-     * @param string   $field_name   Field on the instantiated EE_Base_Class child object
-     * @param string   $dt_frmt      valid datetime format used for date
-     *                               (if '' then we just use the default on the field,
-     *                               if NULL we use the last-used format)
-     * @param string   $tm_frmt      Same as above except this is for time format
-     * @param string   $date_or_time if NULL then both are returned, otherwise "D" = only date and "T" = only time.
-     * @param  boolean $echo         Whether the dtt is echoing using pretty echoing or just returned using vanilla get
-     * @return void|string|bool|EE_Error string on success, FALSE on fail, or EE_Error Exception is thrown
-     *                               if field is not a valid dtt field, or void if echoing
-     * @throws \EE_Error
-     */
-    protected function _get_datetime($field_name, $dt_frmt = '', $tm_frmt = '', $date_or_time = '', $echo = false)
-    {
-        $in_dt_frmt = empty($dt_frmt) ? $this->_dt_frmt : $dt_frmt;
-        $in_tm_frmt = empty($tm_frmt) ? $this->_tm_frmt : $tm_frmt;
-        //validate field for datetime and returns field settings if valid.
-        $field = $this->_get_dtt_field_settings($field_name);
-        //clear cached property if either formats are not null.
-        if ($dt_frmt !== null || $tm_frmt !== null) {
-            $this->_clear_cached_property($field_name);
-            //reset format properties because they are used in get()
-            $this->_dt_frmt = $in_dt_frmt;
-            $this->_tm_frmt = $in_tm_frmt;
-        }
-        if ($echo) {
-            $field->set_pretty_date_format($in_dt_frmt);
-        } else {
-            $field->set_date_format($in_dt_frmt);
-        }
-        if ($echo) {
-            $field->set_pretty_time_format($in_tm_frmt);
-        } else {
-            $field->set_time_format($in_tm_frmt);
-        }
-        //set timezone in field object
-        $field->set_timezone($this->_timezone);
-        //set the output returned
-        switch ($date_or_time) {
-            case 'D' :
-                $field->set_date_time_output('date');
-                break;
-            case 'T' :
-                $field->set_date_time_output('time');
-                break;
-            default :
-                $field->set_date_time_output();
-        }
-        if ($echo) {
-            $this->e($field_name, $date_or_time);
-            return '';
-        }
-        return $this->get($field_name, $date_or_time);
-    }
-
-
-
-    /**
-     * below are wrapper functions for the various datetime outputs that can be obtained for JUST returning the date portion of a datetime value. (note the only difference between get_ and e_ is one returns the value and the other echoes
-     * the pretty value for dtt)
-     *
-     * @param  string $field_name name of model object datetime field holding the value
-     * @param  string $format     format for the date returned (if NULL we use default in dt_frmt property)
-     * @return string            datetime value formatted
-     * @throws \EE_Error
-     */
-    public function get_date($field_name, $format = null)
-    {
-        return $this->_get_datetime($field_name, $format, null, 'D');
-    }
-
-
-
-    /**
-     * @param      $field_name
-     * @param null $format
-     * @throws \EE_Error
-     */
-    public function e_date($field_name, $format = null)
-    {
-        $this->_get_datetime($field_name, $format, null, 'D', true);
-    }
-
-
-
-    /**
-     * below are wrapper functions for the various datetime outputs that can be obtained for JUST returning the time portion of a datetime value. (note the only difference between get_ and e_ is one returns the value and the other echoes
-     * the pretty value for dtt)
-     *
-     * @param  string $field_name name of model object datetime field holding the value
-     * @param  string $format     format for the time returned ( if NULL we use default in tm_frmt property)
-     * @return string             datetime value formatted
-     * @throws \EE_Error
-     */
-    public function get_time($field_name, $format = null)
-    {
-        return $this->_get_datetime($field_name, null, $format, 'T');
-    }
-
-
-
-    /**
-     * @param      $field_name
-     * @param null $format
-     * @throws \EE_Error
-     */
-    public function e_time($field_name, $format = null)
-    {
-        $this->_get_datetime($field_name, null, $format, 'T', true);
-    }
-
-
-
-    /**
-     * below are wrapper functions for the various datetime outputs that can be obtained for returning the date AND time portion of a datetime value. (note the only difference between get_ and e_ is one returns the value and the other
-     * echoes the pretty value for dtt)
-     *
-     * @param  string $field_name name of model object datetime field holding the value
-     * @param  string $dt_frmt    format for the date returned (if NULL we use default in dt_frmt property)
-     * @param  string $tm_frmt    format for the time returned (if NULL we use default in tm_frmt property)
-     * @return string             datetime value formatted
-     * @throws \EE_Error
-     */
-    public function get_datetime($field_name, $dt_frmt = null, $tm_frmt = null)
-    {
-        return $this->_get_datetime($field_name, $dt_frmt, $tm_frmt);
-    }
-
-
-
-    /**
-     * @param      $field_name
-     * @param null $dt_frmt
-     * @param null $tm_frmt
-     * @throws \EE_Error
-     */
-    public function e_datetime($field_name, $dt_frmt = null, $tm_frmt = null)
-    {
-        $this->_get_datetime($field_name, $dt_frmt, $tm_frmt, null, true);
-    }
-
-
-
-    /**
-     * Get the i8ln value for a date using the WordPress @see date_i18n function.
-     *
-     * @param string $field_name The EE_Datetime_Field reference for the date being retrieved.
-     * @param string $format     PHP valid date/time string format.  If none is provided then the internal set format on the object will be used.
-     * @return string Date and time string in set locale or false if no field exists for the given
-     * @throws \EE_Error
-     *                           field name.
-     */
-    public function get_i18n_datetime($field_name, $format = null)
-    {
-        $format = empty($format) ? $this->_dt_frmt . ' ' . $this->_tm_frmt : $format;
-        return date_i18n(
-            $format,
-            EEH_DTT_Helper::get_timestamp_with_offset($this->get_raw($field_name), $this->_timezone)
-        );
-    }
-
-
-
-    /**
-     * This method validates whether the given field name is a valid field on the model object as well as it is of a type EE_Datetime_Field.  On success there will be returned the field settings.  On fail an EE_Error exception is thrown.
-     *
-     * @param  string $field_name The field name being checked
-     * @throws EE_Error
-     * @return EE_Datetime_Field
-     */
-    protected function _get_dtt_field_settings($field_name)
-    {
-        $field = $this->get_model()->field_settings_for($field_name);
-        //check if field is dtt
-        if ($field instanceof EE_Datetime_Field) {
-            return $field;
-        } else {
-            throw new EE_Error(sprintf(__('The field name "%s" has been requested for the EE_Base_Class datetime functions and it is not a valid EE_Datetime_Field.  Please check the spelling of the field and make sure it has been setup as a EE_Datetime_Field in the %s model constructor',
-                'event_espresso'), $field_name, self::_get_model_classname(get_class($this))));
-        }
-    }
-
-
-
-
-    /**
-     * NOTE ABOUT BELOW:
-     * These convenience date and time setters are for setting date and time independently.  In other words you might want to change the time on a datetime_field but leave the date the same (or vice versa).
-     * IF on the other hand you want to set both date and time at the same time, you can just use the models default set($fieldname,$value) method and make sure you send the entire datetime value for setting.
-     */
-    /**
-     * sets the time on a datetime property
-     *
-     * @access protected
-     * @param string|Datetime $time      a valid time string for php datetime functions (or DateTime object)
-     * @param string          $fieldname the name of the field the time is being set on (must match a EE_Datetime_Field)
-     * @throws \EE_Error
-     */
-    protected function _set_time_for($time, $fieldname)
-    {
-        $this->_set_date_time('T', $time, $fieldname);
-    }
-
-
-
-    /**
-     * sets the date on a datetime property
-     *
-     * @access protected
-     * @param string|DateTime $date      a valid date string for php datetime functions ( or DateTime object)
-     * @param string          $fieldname the name of the field the date is being set on (must match a EE_Datetime_Field)
-     * @throws \EE_Error
-     */
-    protected function _set_date_for($date, $fieldname)
-    {
-        $this->_set_date_time('D', $date, $fieldname);
-    }
-
-
-
-    /**
-     * This takes care of setting a date or time independently on a given model object property. This method also verifies that the given fieldname matches a model object property and is for a EE_Datetime_Field field
-     *
-     * @access protected
-     * @param string          $what           "T" for time, 'B' for both, 'D' for Date.
-     * @param string|DateTime $datetime_value A valid Date or Time string (or DateTime object)
-     * @param string          $fieldname      the name of the field the date OR time is being set on (must match a EE_Datetime_Field property)
-     * @throws \EE_Error
-     */
-    protected function _set_date_time($what = 'T', $datetime_value, $fieldname)
-    {
-        $field = $this->_get_dtt_field_settings($fieldname);
-        $field->set_timezone($this->_timezone);
-        $field->set_date_format($this->_dt_frmt);
-        $field->set_time_format($this->_tm_frmt);
-        switch ($what) {
-            case 'T' :
-                $this->_fields[$fieldname] = $field->prepare_for_set_with_new_time(
-                    $datetime_value,
-                    $this->_fields[$fieldname]
-                );
-                break;
-            case 'D' :
-                $this->_fields[$fieldname] = $field->prepare_for_set_with_new_date(
-                    $datetime_value,
-                    $this->_fields[$fieldname]
-                );
-                break;
-            case 'B' :
-                $this->_fields[$fieldname] = $field->prepare_for_set($datetime_value);
-                break;
-        }
-        $this->_clear_cached_property($fieldname);
-    }
-
-
-
-    /**
-     * This will return a timestamp for the website timezone but ONLY when the current website timezone is different than the timezone set for the website.
-     * NOTE, this currently only works well with methods that return values.  If you use it with methods that echo values the $_timestamp property may not get reset to its original value and that could lead to some unexpected results!
-     *
-     * @access public
-     * @param string               $field_name This is the name of the field on the object that contains the date/time value being returned.
-     * @param string               $callback   must match a valid method in this class (defaults to get_datetime)
-     * @param mixed (array|string) $args       This is the arguments that will be passed to the callback.
-     * @param string               $prepend    You can include something to prepend on the timestamp
-     * @param string               $append     You can include something to append on the timestamp
-     * @throws EE_Error
-     * @return string timestamp
-     */
-    public function display_in_my_timezone($field_name, $callback = 'get_datetime', $args = null, $prepend = '', $append = '')
-    {
-        $timezone = EEH_DTT_Helper::get_timezone();
-        if ($timezone === $this->_timezone) {
-            return '';
-        }
-        $original_timezone = $this->_timezone;
-        $this->set_timezone($timezone);
-        $fn = (array)$field_name;
-        $args = array_merge($fn, (array)$args);
-        if ( ! method_exists($this, $callback)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        'The method named "%s" given as the callback param in "display_in_my_timezone" does not exist.  Please check your spelling',
-                        'event_espresso'
-                    ),
-                    $callback
-                )
-            );
-        }
-        $args = (array)$args;
-        $return = $prepend . call_user_func_array(array($this, $callback), $args) . $append;
-        $this->set_timezone($original_timezone);
-        return $return;
-    }
-
-
-
-    /**
-     * Deletes this model object.
-     * This calls the `EE_Base_Class::_delete` method.  Child classes wishing to change default behaviour should override
-     * `EE_Base_Class::_delete` NOT this class.
-     *
-     * @return boolean | int
-     * @throws \EE_Error
-     */
-    public function delete()
-    {
-        /**
-         * Called just before the `EE_Base_Class::_delete` method call.
-         * Note: `EE_Base_Class::_delete` might be overridden by child classes so any client code hooking into these actions
-         * should be aware that `_delete` may not always result in a permanent delete.  For example, `EE_Soft_Delete_Base_Class::_delete`
-         * soft deletes (trash) the object and does not permanently delete it.
-         *
-         * @param EE_Base_Class $model_object about to be 'deleted'
-         */
-        do_action('AHEE__EE_Base_Class__delete__before', $this);
-        $result = $this->_delete();
-        /**
-         * Called just after the `EE_Base_Class::_delete` method call.
-         * Note: `EE_Base_Class::_delete` might be overridden by child classes so any client code hooking into these actions
-         * should be aware that `_delete` may not always result in a permanent delete.  For example `EE_Soft_Base_Class::_delete`
-         * soft deletes (trash) the object and does not permanently delete it.
-         *
-         * @param EE_Base_Class $model_object that was just 'deleted'
-         * @param boolean       $result
-         */
-        do_action('AHEE__EE_Base_Class__delete__end', $this, $result);
-        return $result;
-    }
-
-
-
-    /**
-     * Calls the specific delete method for the instantiated class.
-     * This method is called by the public `EE_Base_Class::delete` method.  Any child classes desiring to override default
-     * functionality for "delete" (which is to call `permanently_delete`) should override this method NOT `EE_Base_Class::delete`
-     *
-     * @return bool|int
-     * @throws \EE_Error
-     */
-    protected function _delete()
-    {
-        return $this->delete_permanently();
-    }
-
-
-
-    /**
-     * Deletes this model object permanently from db (but keep in mind related models my block the delete and return an error)
-     *
-     * @return bool | int
-     * @throws \EE_Error
-     */
-    public function delete_permanently()
-    {
-        /**
-         * Called just before HARD deleting a model object
-         *
-         * @param EE_Base_Class $model_object about to be 'deleted'
-         */
-        do_action('AHEE__EE_Base_Class__delete_permanently__before', $this);
-        $model = $this->get_model();
-        $result = $model->delete_permanently_by_ID($this->ID());
-        $this->refresh_cache_of_related_objects();
-        /**
-         * Called just after HARD deleting a model object
-         *
-         * @param EE_Base_Class $model_object that was just 'deleted'
-         * @param boolean       $result
-         */
-        do_action('AHEE__EE_Base_Class__delete_permanently__end', $this, $result);
-        return $result;
-    }
-
-
-
-    /**
-     * When this model object is deleted, it may still be cached on related model objects. This clears the cache of
-     * related model objects
-     *
-     * @throws \EE_Error
-     */
-    public function refresh_cache_of_related_objects()
-    {
-        foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
-            if ( ! empty($this->_model_relations[$relation_name])) {
-                $related_objects = $this->_model_relations[$relation_name];
-                if ($relation_obj instanceof EE_Belongs_To_Relation) {
-                    //this relation only stores a single model object, not an array
-                    //but let's make it consistent
-                    $related_objects = array($related_objects);
-                }
-                foreach ($related_objects as $related_object) {
-                    //only refresh their cache if they're in memory
-                    if ($related_object instanceof EE_Base_Class) {
-                        $related_object->clear_cache($this->get_model()->get_this_model_name(), $this);
-                    }
-                }
-            }
-        }
-    }
-
-
-
-    /**
-     *        Saves this object to the database. An array may be supplied to set some values on this
-     * object just before saving.
-     *
-     * @access public
-     * @param array $set_cols_n_values keys are field names, values are their new values,
-     *                                 if provided during the save() method (often client code will change the fields' values before calling save)
-     * @throws \EE_Error
-     * @return int , 1 on a successful update, the ID of the new entry on insert; 0 on failure or if the model object
-     *                                 isn't allowed to persist (as determined by EE_Base_Class::allow_persist())
-     */
-    public function save($set_cols_n_values = array())
-    {
-        /**
-         * Filters the fields we're about to save on the model object
-         *
-         * @param array         $set_cols_n_values
-         * @param EE_Base_Class $model_object
-         */
-        $set_cols_n_values = (array)apply_filters('FHEE__EE_Base_Class__save__set_cols_n_values', $set_cols_n_values, $this);
-        //set attributes as provided in $set_cols_n_values
-        foreach ($set_cols_n_values as $column => $value) {
-            $this->set($column, $value);
-        }
-        /**
-         * Saving a model object.
-         * Before we perform a save, this action is fired.
-         *
-         * @param EE_Base_Class $model_object the model object about to be saved.
-         */
-        do_action('AHEE__EE_Base_Class__save__begin', $this);
-        if ( ! $this->allow_persist()) {
-            return 0;
-        }
-        //now get current attribute values
-        $save_cols_n_values = $this->_fields;
-        //if the object already has an ID, update it. Otherwise, insert it
-        //also: change the assumption about values passed to the model NOT being prepare dby the model object. They have been
-        $old_assumption_concerning_value_preparation = $this->get_model()->get_assumption_concerning_values_already_prepared_by_model_object();
-        $this->get_model()->assume_values_already_prepared_by_model_object(true);
-        //does this model have an autoincrement PK?
-        if ($this->get_model()->has_primary_key_field()) {
-            if ($this->get_model()->get_primary_key_field()->is_auto_increment()) {
-                //ok check if it's set, if so: update; if not, insert
-                if ( ! empty($save_cols_n_values[self::_get_primary_key_name(get_class($this))])) {
-                    $results = $this->get_model()->update_by_ID($save_cols_n_values, $this->ID());
-                } else {
-                    unset($save_cols_n_values[self::_get_primary_key_name(get_class($this))]);
-                    $results = $this->get_model()->insert($save_cols_n_values);
-                    if ($results) {
-                        //if successful, set the primary key
-                        //but don't use the normal SET method, because it will check if
-                        //an item with the same ID exists in the mapper & db, then
-                        //will find it in the db (because we just added it) and THAT object
-                        //will get added to the mapper before we can add this one!
-                        //but if we just avoid using the SET method, all that headache can be avoided
-                        $pk_field_name = self::_get_primary_key_name(get_class($this));
-                        $this->_fields[$pk_field_name] = $results;
-                        $this->_clear_cached_property($pk_field_name);
-                        $this->get_model()->add_to_entity_map($this);
-                        $this->_update_cached_related_model_objs_fks();
-                    }
-                }
-            } else {//PK is NOT auto-increment
-                //so check if one like it already exists in the db
-                if ($this->get_model()->exists_by_ID($this->ID())) {
-                    if (WP_DEBUG && ! $this->in_entity_map()) {
-                        throw new EE_Error(
-                            sprintf(
-                                __('Using a model object %1$s that is NOT in the entity map, can lead to unexpected errors. You should either: %4$s 1. Put it in the entity mapper by calling %2$s %4$s 2. Discard this model object and use what is in the entity mapper %4$s 3. Fetch from the database using %3$s',
-                                    'event_espresso'),
-                                get_class($this),
-                                get_class($this->get_model()) . '::instance()->add_to_entity_map()',
-                                get_class($this->get_model()) . '::instance()->get_one_by_ID()',
-                                '<br />'
-                            )
-                        );
-                    }
-                    $results = $this->get_model()->update_by_ID($save_cols_n_values, $this->ID());
-                } else {
-                    $results = $this->get_model()->insert($save_cols_n_values);
-                    $this->_update_cached_related_model_objs_fks();
-                }
-            }
-        } else {//there is NO primary key
-            $already_in_db = false;
-            foreach ($this->get_model()->unique_indexes() as $index) {
-                $uniqueness_where_params = array_intersect_key($save_cols_n_values, $index->fields());
-                if ($this->get_model()->exists(array($uniqueness_where_params))) {
-                    $already_in_db = true;
-                }
-            }
-            if ($already_in_db) {
-                $combined_pk_fields_n_values = array_intersect_key($save_cols_n_values, $this->get_model()->get_combined_primary_key_fields());
-                $results = $this->get_model()->update($save_cols_n_values, $combined_pk_fields_n_values);
-            } else {
-                $results = $this->get_model()->insert($save_cols_n_values);
-            }
-        }
-        //restore the old assumption about values being prepared by the model object
-        $this->get_model()->assume_values_already_prepared_by_model_object($old_assumption_concerning_value_preparation);
-        /**
-         * After saving the model object this action is called
-         *
-         * @param EE_Base_Class $model_object which was just saved
-         * @param boolean|int   $results      if it were updated, TRUE or FALSE; if it were newly inserted
-         *                                    the new ID (or 0 if an error occurred and it wasn't updated)
-         */
-        do_action('AHEE__EE_Base_Class__save__end', $this, $results);
-        return $results;
-    }
-
-
-
-    /**
-     * Updates the foreign key on related models objects pointing to this to have this model object's ID
-     * as their foreign key.  If the cached related model objects already exist in the db, saves them (so that the DB is consistent)
-     * Especially useful in case we JUST added this model object ot the database
-     * and we want to let its cached relations with foreign keys to it know about that change. Eg: we've created a transaction but haven't saved it to the db. We also create a registration and don't save it to the DB, but we DO cache it on
-     * the transaction. Now, when we save the transaction, the registration's TXN_ID will be automatically updated, whether or not they exist in the DB (if they do, their DB records will be automatically updated)
-     *
-     * @return void
-     * @throws \EE_Error
-     */
-    protected function _update_cached_related_model_objs_fks()
-    {
-        foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
-            if ($relation_obj instanceof EE_Has_Many_Relation) {
-                foreach ($this->get_all_from_cache($relation_name) as $related_model_obj_in_cache) {
-                    $fk_to_this = $related_model_obj_in_cache->get_model()->get_foreign_key_to(
-                        $this->get_model()->get_this_model_name()
-                    );
-                    $related_model_obj_in_cache->set($fk_to_this->get_name(), $this->ID());
-                    if ($related_model_obj_in_cache->ID()) {
-                        $related_model_obj_in_cache->save();
-                    }
-                }
-            }
-        }
-    }
-
-
-
-    /**
-     * Saves this model object and its NEW cached relations to the database.
-     * (Meaning, for now, IT DOES NOT WORK if the cached items already exist in the DB.
-     * In order for that to work, we would need to mark model objects as dirty/clean...
-     * because otherwise, there's a potential for infinite looping of saving
-     * Saves the cached related model objects, and ensures the relation between them
-     * and this object and properly setup
-     *
-     * @return int ID of new model object on save; 0 on failure+
-     * @throws \EE_Error
-     */
-    public function save_new_cached_related_model_objs()
-    {
-        //make sure this has been saved
-        if ( ! $this->ID()) {
-            $id = $this->save();
-        } else {
-            $id = $this->ID();
-        }
-        //now save all the NEW cached model objects  (ie they don't exist in the DB)
-        foreach ($this->get_model()->relation_settings() as $relationName => $relationObj) {
-            if ($this->_model_relations[$relationName]) {
-                //is this a relation where we should expect just ONE related object (ie, EE_Belongs_To_relation)
-                //or MANY related objects (ie, EE_HABTM_Relation or EE_Has_Many_Relation)?
-                if ($relationObj instanceof EE_Belongs_To_Relation) {
-                    //add a relation to that relation type (which saves the appropriate thing in the process)
-                    //but ONLY if it DOES NOT exist in the DB
-                    /* @var $related_model_obj EE_Base_Class */
-                    $related_model_obj = $this->_model_relations[$relationName];
-                    //					if( ! $related_model_obj->ID()){
-                    $this->_add_relation_to($related_model_obj, $relationName);
-                    $related_model_obj->save_new_cached_related_model_objs();
-                    //					}
-                } else {
-                    foreach ($this->_model_relations[$relationName] as $related_model_obj) {
-                        //add a relation to that relation type (which saves the appropriate thing in the process)
-                        //but ONLY if it DOES NOT exist in the DB
-                        //						if( ! $related_model_obj->ID()){
-                        $this->_add_relation_to($related_model_obj, $relationName);
-                        $related_model_obj->save_new_cached_related_model_objs();
-                        //						}
-                    }
-                }
-            }
-        }
-        return $id;
-    }
-
-
-
-    /**
-     * for getting a model while instantiated.
-     *
-     * @return \EEM_Base | \EEM_CPT_Base
-     */
-    public function get_model()
-    {
-        $modelName = self::_get_model_classname(get_class($this));
-        return self::_get_model_instance_with_name($modelName, $this->_timezone);
-    }
-
-
-
-    /**
-     * @param $props_n_values
-     * @param $classname
-     * @return mixed bool|EE_Base_Class|EEM_CPT_Base
-     * @throws \EE_Error
-     */
-    protected static function _get_object_from_entity_mapper($props_n_values, $classname)
-    {
-        //TODO: will not work for Term_Relationships because they have no PK!
-        $primary_id_ref = self::_get_primary_key_name($classname);
-        if (array_key_exists($primary_id_ref, $props_n_values) && ! empty($props_n_values[$primary_id_ref])) {
-            $id = $props_n_values[$primary_id_ref];
-            return self::_get_model($classname)->get_from_entity_map($id);
-        }
-        return false;
-    }
-
-
-
-    /**
-     * This is called by child static "new_instance" method and we'll check to see if there is an existing db entry for the primary key (if present in incoming values).
-     * If there is a key in the incoming array that matches the primary key for the model AND it is not null, then we check the db. If there's a an object we return it.  If not we return false.
-     *
-     * @param  array  $props_n_values   incoming array of properties and their values
-     * @param  string $classname        the classname of the child class
-     * @param null    $timezone
-     * @param array   $date_formats     incoming date_formats in an array where the first value is the
-     *                                  date_format and the second value is the time format
-     * @return mixed (EE_Base_Class|bool)
-     * @throws \EE_Error
-     */
-    protected static function _check_for_object($props_n_values, $classname, $timezone = null, $date_formats = array())
-    {
-        $existing = null;
-        if (self::_get_model($classname)->has_primary_key_field()) {
-            $primary_id_ref = self::_get_primary_key_name($classname);
-            if (array_key_exists($primary_id_ref, $props_n_values)
-                && ! empty($props_n_values[$primary_id_ref])
-            ) {
-                $existing = self::_get_model($classname, $timezone)->get_one_by_ID(
-                    $props_n_values[$primary_id_ref]
-                );
-            }
-        } elseif (self::_get_model($classname, $timezone)->has_all_combined_primary_key_fields($props_n_values)) {
-            //no primary key on this model, but there's still a matching item in the DB
-            $existing = self::_get_model($classname, $timezone)->get_one_by_ID(
-                self::_get_model($classname, $timezone)->get_index_primary_key_string($props_n_values)
-            );
-        }
-        if ($existing) {
-            //set date formats if present before setting values
-            if ( ! empty($date_formats) && is_array($date_formats)) {
-                $existing->set_date_format($date_formats[0]);
-                $existing->set_time_format($date_formats[1]);
-            } else {
-                //set default formats for date and time
-                $existing->set_date_format(get_option('date_format'));
-                $existing->set_time_format(get_option('time_format'));
-            }
-            foreach ($props_n_values as $property => $field_value) {
-                $existing->set($property, $field_value);
-            }
-            return $existing;
-        } else {
-            return false;
-        }
-    }
-
-
-
-    /**
-     * Gets the EEM_*_Model for this class
-     *
-     * @access public now, as this is more convenient
-     * @param      $classname
-     * @param null $timezone
-     * @throws EE_Error
-     * @return EEM_Base
-     */
-    protected static function _get_model($classname, $timezone = null)
-    {
-        //find model for this class
-        if ( ! $classname) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        "What were you thinking calling _get_model(%s)?? You need to specify the class name",
-                        "event_espresso"
-                    ),
-                    $classname
-                )
-            );
-        }
-        $modelName = self::_get_model_classname($classname);
-        return self::_get_model_instance_with_name($modelName, $timezone);
-    }
-
-
-
-    /**
-     * Gets the model instance (eg instance of EEM_Attendee) given its classname (eg EE_Attendee)
-     *
-     * @param string $model_classname
-     * @param null   $timezone
-     * @return EEM_Base
-     */
-    protected static function _get_model_instance_with_name($model_classname, $timezone = null)
-    {
-        $model_classname = str_replace('EEM_', '', $model_classname);
-        $model = EE_Registry::instance()->load_model($model_classname);
-        $model->set_timezone($timezone);
-        return $model;
-    }
-
-
-
-    /**
-     * If a model name is provided (eg Registration), gets the model classname for that model.
-     * Also works if a model class's classname is provided (eg EE_Registration).
-     *
-     * @param null $model_name
-     * @return string like EEM_Attendee
-     */
-    private static function _get_model_classname($model_name = null)
-    {
-        if (strpos($model_name, "EE_") === 0) {
-            $model_classname = str_replace("EE_", "EEM_", $model_name);
-        } else {
-            $model_classname = "EEM_" . $model_name;
-        }
-        return $model_classname;
-    }
-
-
-
-    /**
-     * returns the name of the primary key attribute
-     *
-     * @param null $classname
-     * @throws EE_Error
-     * @return string
-     */
-    protected static function _get_primary_key_name($classname = null)
-    {
-        if ( ! $classname) {
-            throw new EE_Error(
-                sprintf(
-                    __("What were you thinking calling _get_primary_key_name(%s)", "event_espresso"),
-                    $classname
-                )
-            );
-        }
-        return self::_get_model($classname)->get_primary_key_field()->get_name();
-    }
-
-
-
-    /**
-     * Gets the value of the primary key.
-     * If the object hasn't yet been saved, it should be whatever the model field's default was
-     * (eg, if this were the EE_Event class, look at the primary key field on EEM_Event and see what its default value is.
-     * Usually defaults for integer primary keys are 0; string primary keys are usually NULL).
-     *
-     * @return mixed, if the primary key is of type INT it'll be an int. Otherwise it could be a string
-     * @throws \EE_Error
-     */
-    public function ID()
-    {
-        //now that we know the name of the variable, use a variable variable to get its value and return its
-        if ($this->get_model()->has_primary_key_field()) {
-            return $this->_fields[self::_get_primary_key_name(get_class($this))];
-        } else {
-            return $this->get_model()->get_index_primary_key_string($this->_fields);
-        }
-    }
-
-
-
-    /**
-     * Adds a relationship to the specified EE_Base_Class object, given the relationship's name. Eg, if the current model is related
-     * to a group of events, the $relationName should be 'Event', and should be a key in the EE Model's $_model_relations array.
-     * If this model object doesn't exist in the DB, just caches the related thing
-     *
-     * @param mixed  $otherObjectModelObjectOrID       EE_Base_Class or the ID of the other object
-     * @param string $relationName                     eg 'Events','Question',etc.
-     *                                                 an attendee to a group, you also want to specify which role they will have in that group. So you would use this parameter to specify array('role-column-name'=>'role-id')
-     * @param array  $extra_join_model_fields_n_values You can optionally include an array of key=>value pairs that allow you to further constrict the relation to being added.  However, keep in mind that the columns (keys) given must match
-     *                                                 a column on the JOIN table and currently only the HABTM models accept these additional conditions.  Also remember that if an exact match isn't found for these extra cols/val pairs,
-     *                                                 then a NEW row is created in the join table.
-     * @param null   $cache_id
-     * @throws EE_Error
-     * @return EE_Base_Class the object the relation was added to
-     */
-    public function _add_relation_to($otherObjectModelObjectOrID, $relationName, $extra_join_model_fields_n_values = array(), $cache_id = null)
-    {
-        //if this thing exists in the DB, save the relation to the DB
-        if ($this->ID()) {
-            $otherObject = $this->get_model()->add_relationship_to($this, $otherObjectModelObjectOrID, $relationName, $extra_join_model_fields_n_values);
-            //clear cache so future get_many_related and get_first_related() return new results.
-            $this->clear_cache($relationName, $otherObject, true);
-            if ($otherObject instanceof EE_Base_Class) {
-                $otherObject->clear_cache($this->get_model()->get_this_model_name(), $this);
-            }
-        } else {
-            //this thing doesn't exist in the DB,  so just cache it
-            if ( ! $otherObjectModelObjectOrID instanceof EE_Base_Class) {
-                throw new EE_Error(sprintf(
-                    __('Before a model object is saved to the database, calls to _add_relation_to must be passed an actual object, not just an ID. You provided %s as the model object to a %s', 'event_espresso'),
-                    $otherObjectModelObjectOrID,
-                    get_class($this)
-                ));
-            } else {
-                $otherObject = $otherObjectModelObjectOrID;
-            }
-            $this->cache($relationName, $otherObjectModelObjectOrID, $cache_id);
-        }
-        if ($otherObject instanceof EE_Base_Class) {
-            //fix the reciprocal relation too
-            if ($otherObject->ID()) {
-                //its saved so assumed relations exist in the DB, so we can just
-                //clear the cache so future queries use the updated info in the DB
-                $otherObject->clear_cache($this->get_model()->get_this_model_name(), null, true);
-            } else {
-                //it's not saved, so it caches relations like this
-                $otherObject->cache($this->get_model()->get_this_model_name(), $this);
-            }
-        }
-        return $otherObject;
-    }
-
-
-
-    /**
-     * Removes a relationship to the specified EE_Base_Class object, given the relationships' name. Eg, if the current model is related
-     * to a group of events, the $relationName should be 'Events', and should be a key in the EE Model's $_model_relations array.
-     * If this model object doesn't exist in the DB, just removes the related thing from the cache
-     *
-     * @param mixed  $otherObjectModelObjectOrID
-     *                EE_Base_Class or the ID of the other object, OR an array key into the cache if this isn't saved to the DB yet
-     * @param string $relationName
-     * @param array  $where_query
-     *                You can optionally include an array of key=>value pairs that allow you to further constrict the relation to being added.
-     *                However, keep in mind that the columns (keys) given must match a column on the JOIN table
-     *                and currently only the HABTM models accept these additional conditions.
-     *                Also remember that if an exact match isn't found for these extra cols/val pairs, then a NEW row is created in the join table.
-     * @return EE_Base_Class the relation was removed from
-     * @throws \EE_Error
-     */
-    public function _remove_relation_to($otherObjectModelObjectOrID, $relationName, $where_query = array())
-    {
-        if ($this->ID()) {
-            //if this exists in the DB, save the relation change to the DB too
-            $otherObject = $this->get_model()->remove_relationship_to($this, $otherObjectModelObjectOrID, $relationName, $where_query);
-            $this->clear_cache($relationName, $otherObject);
-        } else {
-            //this doesn't exist in the DB, just remove it from the cache
-            $otherObject = $this->clear_cache($relationName, $otherObjectModelObjectOrID);
-        }
-        if ($otherObject instanceof EE_Base_Class) {
-            $otherObject->clear_cache($this->get_model()->get_this_model_name(), $this);
-        }
-        return $otherObject;
-    }
-
-
-
-    /**
-     * Removes ALL the related things for the $relationName.
-     *
-     * @param string $relationName
-     * @param array  $where_query_params like EEM_Base::get_all's $query_params[0] (where conditions)
-     * @return EE_Base_Class
-     * @throws \EE_Error
-     */
-    public function _remove_relations($relationName, $where_query_params = array())
-    {
-        if ($this->ID()) {
-            //if this exists in the DB, save the relation change to the DB too
-            $otherObjects = $this->get_model()->remove_relations($this, $relationName, $where_query_params);
-            $this->clear_cache($relationName, null, true);
-        } else {
-            //this doesn't exist in the DB, just remove it from the cache
-            $otherObjects = $this->clear_cache($relationName, null, true);
-        }
-        if (is_array($otherObjects)) {
-            foreach ($otherObjects as $otherObject) {
-                $otherObject->clear_cache($this->get_model()->get_this_model_name(), $this);
-            }
-        }
-        return $otherObjects;
-    }
-
-
-
-    /**
-     * Gets all the related model objects of the specified type. Eg, if the current class if
-     * EE_Event, you could call $this->get_many_related('Registration') to get an array of all the
-     * EE_Registration objects which related to this event. Note: by default, we remove the "default query params"
-     * because we want to get even deleted items etc.
-     *
-     * @param string $relationName key in the model's _model_relations array
-     * @param array  $query_params like EEM_Base::get_all
-     * @return EE_Base_Class[] Results not necessarily indexed by IDs, because some results might not have primary keys
-     * @throws \EE_Error
-     *                             or might not be saved yet. Consider using EEM_Base::get_IDs() on these results if you want IDs
-     */
-    public function get_many_related($relationName, $query_params = array())
-    {
-        if ($this->ID()) {
-            //this exists in the DB, so get the related things from either the cache or the DB
-            //if there are query parameters, forget about caching the related model objects.
-            if ($query_params) {
-                $related_model_objects = $this->get_model()->get_all_related($this, $relationName, $query_params);
-            } else {
-                //did we already cache the result of this query?
-                $cached_results = $this->get_all_from_cache($relationName);
-                if ( ! $cached_results) {
-                    $related_model_objects = $this->get_model()->get_all_related($this, $relationName, $query_params);
-                    //if no query parameters were passed, then we got all the related model objects
-                    //for that relation. We can cache them then.
-                    foreach ($related_model_objects as $related_model_object) {
-                        $this->cache($relationName, $related_model_object);
-                    }
-                } else {
-                    $related_model_objects = $cached_results;
-                }
-            }
-        } else {
-            //this doesn't exist in the DB, so just get the related things from the cache
-            $related_model_objects = $this->get_all_from_cache($relationName);
-        }
-        return $related_model_objects;
-    }
-
-
-
-    /**
-     * Instead of getting the related model objects, simply counts them. Ignores default_where_conditions by default,
-     * unless otherwise specified in the $query_params
-     *
-     * @param string $relation_name  model_name like 'Event', or 'Registration'
-     * @param array  $query_params   like EEM_Base::get_all's
-     * @param string $field_to_count name of field to count by. By default, uses primary key
-     * @param bool   $distinct       if we want to only count the distinct values for the column then you can trigger that by the setting $distinct to TRUE;
-     * @return int
-     */
-    public function count_related($relation_name, $query_params = array(), $field_to_count = null, $distinct = false)
-    {
-        return $this->get_model()->count_related($this, $relation_name, $query_params, $field_to_count, $distinct);
-    }
-
-
-
-    /**
-     * Instead of getting the related model objects, simply sums up the values of the specified field.
-     * Note: ignores default_where_conditions by default, unless otherwise specified in the $query_params
-     *
-     * @param string $relation_name model_name like 'Event', or 'Registration'
-     * @param array  $query_params  like EEM_Base::get_all's
-     * @param string $field_to_sum  name of field to count by.
-     *                              By default, uses primary key (which doesn't make much sense, so you should probably change it)
-     * @return int
-     */
-    public function sum_related($relation_name, $query_params = array(), $field_to_sum = null)
-    {
-        return $this->get_model()->sum_related($this, $relation_name, $query_params, $field_to_sum);
-    }
-
-
-
-    /**
-     * Gets the first (ie, one) related model object of the specified type.
-     *
-     * @param string $relationName key in the model's _model_relations array
-     * @param array  $query_params like EEM_Base::get_all
-     * @return EE_Base_Class (not an array, a single object)
-     * @throws \EE_Error
-     */
-    public function get_first_related($relationName, $query_params = array())
-    {
-        if ($this->ID()) {//this exists in the DB, get from the cache OR the DB
-            //if they've provided some query parameters, don't bother trying to cache the result
-            //also make sure we're not caching the result of get_first_related
-            //on a relation which should have an array of objects (because the cache might have an array of objects)
-            if ($query_params || ! $this->get_model()->related_settings_for($relationName) instanceof EE_Belongs_To_Relation) {
-                $related_model_object = $this->get_model()->get_first_related($this, $relationName, $query_params);
-            } else {
-                //first, check if we've already cached the result of this query
-                $cached_result = $this->get_one_from_cache($relationName);
-                if ( ! $cached_result) {
-                    $related_model_object = $this->get_model()->get_first_related($this, $relationName, $query_params);
-                    $this->cache($relationName, $related_model_object);
-                } else {
-                    $related_model_object = $cached_result;
-                }
-            }
-        } else {
-            $related_model_object = null;
-            //this doesn't exist in the Db, but maybe the relation is of type belongs to, and so the related thing might
-            if ($this->get_model()->related_settings_for($relationName) instanceof EE_Belongs_To_Relation) {
-                $related_model_object = $this->get_model()->get_first_related($this, $relationName, $query_params);
-            }
-            //this doesn't exist in the DB and apparently the thing it belongs to doesn't either, just get what's cached on this object
-            if ( ! $related_model_object) {
-                $related_model_object = $this->get_one_from_cache($relationName);
-            }
-        }
-        return $related_model_object;
-    }
-
-
-
-    /**
-     * Does a delete on all related objects of type $relationName and removes
-     * the current model object's relation to them. If they can't be deleted (because
-     * of blocking related model objects) does nothing. If the related model objects are
-     * soft-deletable, they will be soft-deleted regardless of related blocking model objects.
-     * If this model object doesn't exist yet in the DB, just removes its related things
-     *
-     * @param string $relationName
-     * @param array  $query_params like EEM_Base::get_all's
-     * @return int how many deleted
-     * @throws \EE_Error
-     */
-    public function delete_related($relationName, $query_params = array())
-    {
-        if ($this->ID()) {
-            $count = $this->get_model()->delete_related($this, $relationName, $query_params);
-        } else {
-            $count = count($this->get_all_from_cache($relationName));
-            $this->clear_cache($relationName, null, true);
-        }
-        return $count;
-    }
-
-
-
-    /**
-     * Does a hard delete (ie, removes the DB row) on all related objects of type $relationName and removes
-     * the current model object's relation to them. If they can't be deleted (because
-     * of blocking related model objects) just does a soft delete on it instead, if possible.
-     * If the related thing isn't a soft-deletable model object, this function is identical
-     * to delete_related(). If this model object doesn't exist in the DB, just remove its related things
-     *
-     * @param string $relationName
-     * @param array  $query_params like EEM_Base::get_all's
-     * @return int how many deleted (including those soft deleted)
-     * @throws \EE_Error
-     */
-    public function delete_related_permanently($relationName, $query_params = array())
-    {
-        if ($this->ID()) {
-            $count = $this->get_model()->delete_related_permanently($this, $relationName, $query_params);
-        } else {
-            $count = count($this->get_all_from_cache($relationName));
-        }
-        $this->clear_cache($relationName, null, true);
-        return $count;
-    }
-
-
-
-    /**
-     * is_set
-     * Just a simple utility function children can use for checking if property exists
-     *
-     * @access  public
-     * @param  string $field_name property to check
-     * @return bool                              TRUE if existing,FALSE if not.
-     */
-    public function is_set($field_name)
-    {
-        return isset($this->_fields[$field_name]);
-    }
-
-
-
-    /**
-     * Just a simple utility function children can use for checking if property (or properties) exists and throwing an EE_Error exception if they don't
-     *
-     * @param  mixed (string|array) $properties properties to check
-     * @throws EE_Error
-     * @return bool                              TRUE if existing, throw EE_Error if not.
-     */
-    protected function _property_exists($properties)
-    {
-        foreach ((array)$properties as $property_name) {
-            //first make sure this property exists
-            if ( ! $this->_fields[$property_name]) {
-                throw new EE_Error(
-                    sprintf(
-                        __(
-                            'Trying to retrieve a non-existent property (%s).  Double check the spelling please',
-                            'event_espresso'
-                        ),
-                        $property_name
-                    )
-                );
-            }
-        }
-        return true;
-    }
-
-
-
-    /**
-     * This simply returns an array of model fields for this object
-     *
-     * @return array
-     * @throws \EE_Error
-     */
-    public function model_field_array()
-    {
-        $fields = $this->get_model()->field_settings(false);
-        $properties = array();
-        //remove prepended underscore
-        foreach ($fields as $field_name => $settings) {
-            $properties[$field_name] = $this->get($field_name);
-        }
-        return $properties;
-    }
-
-
-
-    /**
-     * Very handy general function to allow for plugins to extend any child of EE_Base_Class.
-     * If a method is called on a child of EE_Base_Class that doesn't exist, this function is called (http://www.garfieldtech.com/blog/php-magic-call)
-     * and passed the method's name and arguments.
-     * Instead of requiring a plugin to extend the EE_Base_Class (which works fine is there's only 1 plugin, but when will that happen?)
-     * they can add a hook onto 'filters_hook_espresso__{className}__{methodName}' (eg, filters_hook_espresso__EE_Answer__my_great_function)
-     * and accepts 2 arguments: the object on which the function was called, and an array of the original arguments passed to the function. Whatever their callback function returns will be returned by this function.
-     * Example: in functions.php (or in a plugin):
-     * add_filter('FHEE__EE_Answer__my_callback','my_callback',10,3);
-     * function my_callback($previousReturnValue,EE_Base_Class $object,$argsArray){
-     * $returnString= "you called my_callback! and passed args:".implode(",",$argsArray);
-     *        return $previousReturnValue.$returnString;
-     * }
-     * require('EE_Answer.class.php');
-     * $answer= EE_Answer::new_instance(array('REG_ID' => 2,'QST_ID' => 3,'ANS_value' => The answer is 42'));
-     * echo $answer->my_callback('monkeys',100);
-     * //will output "you called my_callback! and passed args:monkeys,100"
-     *
-     * @param string $methodName name of method which was called on a child of EE_Base_Class, but which
-     * @param array  $args       array of original arguments passed to the function
-     * @throws EE_Error
-     * @return mixed whatever the plugin which calls add_filter decides
-     */
-    public function __call($methodName, $args)
-    {
-        $className = get_class($this);
-        $tagName = "FHEE__{$className}__{$methodName}";
-        if ( ! has_filter($tagName)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        "Method %s on class %s does not exist! You can create one with the following code in functions.php or in a plugin: add_filter('%s','my_callback',10,3);function my_callback(\$previousReturnValue,EE_Base_Class \$object, \$argsArray){/*function body*/return \$whatever;}",
-                        "event_espresso"
-                    ),
-                    $methodName,
-                    $className,
-                    $tagName
-                )
-            );
-        }
-        return apply_filters($tagName, null, $this, $args);
-    }
-
-
-
-    /**
-     * Similar to insert_post_meta, adds a record in the Extra_Meta model's table with the given key and value.
-     * A $previous_value can be specified in case there are many meta rows with the same key
-     *
-     * @param string $meta_key
-     * @param string $meta_value
-     * @param string $previous_value
-     * @return int records updated (or BOOLEAN if we actually ended up inserting the extra meta row)
-     * @throws \EE_Error
-     * NOTE: if the values haven't changed, returns 0
-     */
-    public function update_extra_meta($meta_key, $meta_value, $previous_value = null)
-    {
-        $query_params = array(
-            array(
-                'EXM_key'  => $meta_key,
-                'OBJ_ID'   => $this->ID(),
-                'EXM_type' => $this->get_model()->get_this_model_name(),
-            ),
-        );
-        if ($previous_value !== null) {
-            $query_params[0]['EXM_value'] = $meta_value;
-        }
-        $existing_rows_like_that = EEM_Extra_Meta::instance()->get_all($query_params);
-        if ( ! $existing_rows_like_that) {
-            return $this->add_extra_meta($meta_key, $meta_value);
-        } else {
-            foreach ($existing_rows_like_that as $existing_row) {
-                $existing_row->save(array('EXM_value' => $meta_value));
-            }
-            return count($existing_rows_like_that);
-        }
-    }
-
-
-
-    /**
-     * Adds a new extra meta record. If $unique is set to TRUE, we'll first double-check
-     * no other extra meta for this model object have the same key. Returns TRUE if the
-     * extra meta row was entered, false if not
-     *
-     * @param string  $meta_key
-     * @param string  $meta_value
-     * @param boolean $unique
-     * @return boolean
-     * @throws \EE_Error
-     */
-    public function add_extra_meta($meta_key, $meta_value, $unique = false)
-    {
-        if ($unique) {
-            $existing_extra_meta = EEM_Extra_Meta::instance()->get_one(
-                array(
-                    array(
-                        'EXM_key'  => $meta_key,
-                        'OBJ_ID'   => $this->ID(),
-                        'EXM_type' => $this->get_model()->get_this_model_name(),
-                    ),
-                )
-            );
-            if ($existing_extra_meta) {
-                return false;
-            }
-        }
-        $new_extra_meta = EE_Extra_Meta::new_instance(
-            array(
-                'EXM_key'   => $meta_key,
-                'EXM_value' => $meta_value,
-                'OBJ_ID'    => $this->ID(),
-                'EXM_type'  => $this->get_model()->get_this_model_name(),
-            )
-        );
-        $new_extra_meta->save();
-        return true;
-    }
-
-
-
-    /**
-     * Deletes all the extra meta rows for this record as specified by key. If $meta_value
-     * is specified, only deletes extra meta records with that value.
-     *
-     * @param string $meta_key
-     * @param string $meta_value
-     * @return int number of extra meta rows deleted
-     * @throws \EE_Error
-     */
-    public function delete_extra_meta($meta_key, $meta_value = null)
-    {
-        $query_params = array(
-            array(
-                'EXM_key'  => $meta_key,
-                'OBJ_ID'   => $this->ID(),
-                'EXM_type' => $this->get_model()->get_this_model_name(),
-            ),
-        );
-        if ($meta_value !== null) {
-            $query_params[0]['EXM_value'] = $meta_value;
-        }
-        return EEM_Extra_Meta::instance()->delete($query_params);
-    }
-
-
-
-    /**
-     * Gets the extra meta with the given meta key. If you specify "single" we just return 1, otherwise
-     * an array of everything found. Requires that this model actually have a relation of type EE_Has_Many_Any_Relation.
-     * You can specify $default is case you haven't found the extra meta
-     *
-     * @param string  $meta_key
-     * @param boolean $single
-     * @param mixed   $default if we don't find anything, what should we return?
-     * @return mixed single value if $single; array if ! $single
-     * @throws \EE_Error
-     */
-    public function get_extra_meta($meta_key, $single = false, $default = null)
-    {
-        if ($single) {
-            $result = $this->get_first_related('Extra_Meta', array(array('EXM_key' => $meta_key)));
-            if ($result instanceof EE_Extra_Meta) {
-                return $result->value();
-            } else {
-                return $default;
-            }
-        } else {
-            $results = $this->get_many_related('Extra_Meta', array(array('EXM_key' => $meta_key)));
-            if ($results) {
-                $values = array();
-                foreach ($results as $result) {
-                    if ($result instanceof EE_Extra_Meta) {
-                        $values[$result->ID()] = $result->value();
-                    }
-                }
-                return $values;
-            } else {
-                return $default;
-            }
-        }
-    }
-
-
-
-    /**
-     * Returns a simple array of all the extra meta associated with this model object.
-     * If $one_of_each_key is true (Default), it will be an array of simple key-value pairs, keys being the
-     * extra meta's key, and teh value being its value. However, if there are duplicate extra meta rows with
-     * the same key, only one will be used. (eg array('foo'=>'bar','monkey'=>123))
-     * If $one_of_each_key is false, it will return an array with the top-level keys being
-     * the extra meta keys, but their values are also arrays, which have the extra-meta's ID as their sub-key, and
-     * finally the extra meta's value as each sub-value. (eg array('foo'=>array(1=>'bar',2=>'bill'),'monkey'=>array(3=>123)))
-     *
-     * @param boolean $one_of_each_key
-     * @return array
-     * @throws \EE_Error
-     */
-    public function all_extra_meta_array($one_of_each_key = true)
-    {
-        $return_array = array();
-        if ($one_of_each_key) {
-            $extra_meta_objs = $this->get_many_related('Extra_Meta', array('group_by' => 'EXM_key'));
-            foreach ($extra_meta_objs as $extra_meta_obj) {
-                if ($extra_meta_obj instanceof EE_Extra_Meta) {
-                    $return_array[$extra_meta_obj->key()] = $extra_meta_obj->value();
-                }
-            }
-        } else {
-            $extra_meta_objs = $this->get_many_related('Extra_Meta');
-            foreach ($extra_meta_objs as $extra_meta_obj) {
-                if ($extra_meta_obj instanceof EE_Extra_Meta) {
-                    if ( ! isset($return_array[$extra_meta_obj->key()])) {
-                        $return_array[$extra_meta_obj->key()] = array();
-                    }
-                    $return_array[$extra_meta_obj->key()][$extra_meta_obj->ID()] = $extra_meta_obj->value();
-                }
-            }
-        }
-        return $return_array;
-    }
-
-
-
-    /**
-     * Gets a pretty nice displayable nice for this model object. Often overridden
-     *
-     * @return string
-     * @throws \EE_Error
-     */
-    public function name()
-    {
-        //find a field that's not a text field
-        $field_we_can_use = $this->get_model()->get_a_field_of_type('EE_Text_Field_Base');
-        if ($field_we_can_use) {
-            return $this->get($field_we_can_use->get_name());
-        } else {
-            $first_few_properties = $this->model_field_array();
-            $first_few_properties = array_slice($first_few_properties, 0, 3);
-            $name_parts = array();
-            foreach ($first_few_properties as $name => $value) {
-                $name_parts[] = "$name:$value";
-            }
-            return implode(",", $name_parts);
-        }
-    }
-
-
-
-    /**
-     * in_entity_map
-     * Checks if this model object has been proven to already be in the entity map
-     *
-     * @return boolean
-     * @throws \EE_Error
-     */
-    public function in_entity_map()
-    {
-        if ($this->ID() && $this->get_model()->get_from_entity_map($this->ID()) === $this) {
-            //well, if we looked, did we find it in the entity map?
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-
-
-    /**
-     * refresh_from_db
-     * Makes sure the fields and values on this model object are in-sync with what's in the database.
-     *
-     * @throws EE_Error if this model object isn't in the entity mapper (because then you should
-     * just use what's in the entity mapper and refresh it) and WP_DEBUG is TRUE
-     */
-    public function refresh_from_db()
-    {
-        if ($this->ID() && $this->in_entity_map()) {
-            $this->get_model()->refresh_entity_map_from_db($this->ID());
-        } else {
-            //if it doesn't have ID, you shouldn't be asking to refresh it from teh database (because its not in the database)
-            //if it has an ID but it's not in the map, and you're asking me to refresh it
-            //that's kinda dangerous. You should just use what's in the entity map, or add this to the entity map if there's
-            //absolutely nothing in it for this ID
-            if (WP_DEBUG) {
-                throw new EE_Error(
-                    sprintf(
-                        __('Trying to refresh a model object with ID "%1$s" that\'s not in the entity map? First off: you should put it in the entity map by calling %2$s. Second off, if you want what\'s in the database right now, you should just call %3$s yourself and discard this model object.',
-                            'event_espresso'),
-                        $this->ID(),
-                        get_class($this->get_model()) . '::instance()->add_to_entity_map()',
-                        get_class($this->get_model()) . '::instance()->refresh_entity_map()'
-                    )
-                );
-            }
-        }
-    }
-
-
-
-    /**
-     * Because some other plugins, like Advanced Cron Manager, expect all objects to have this method
-     * (probably a bad assumption they have made, oh well)
-     *
-     * @return string
-     */
-    public function __toString()
-    {
-        try {
-            return sprintf('%s (%s)', $this->name(), $this->ID());
-        } catch (Exception $e) {
-            EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
-            return '';
-        }
-    }
-
-
-
-    /**
-     * Clear related model objects if they're already in the DB, because otherwise when we
-     * UN-serialize this model object we'll need to be careful to add them to the entity map.
-     * This means if we have made changes to those related model objects, and want to unserialize
-     * the this model object on a subsequent request, changes to those related model objects will be lost.
-     * Instead, those related model objects should be directly serialized and stored.
-     * Eg, the following won't work:
-     * $reg = EEM_Registration::instance()->get_one_by_ID( 123 );
-     * $att = $reg->attendee();
-     * $att->set( 'ATT_fname', 'Dirk' );
-     * update_option( 'my_option', serialize( $reg ) );
-     * //END REQUEST
-     * //START NEXT REQUEST
-     * $reg = get_option( 'my_option' );
-     * $reg->attendee()->save();
-     * And would need to be replace with:
-     * $reg = EEM_Registration::instance()->get_one_by_ID( 123 );
-     * $att = $reg->attendee();
-     * $att->set( 'ATT_fname', 'Dirk' );
-     * update_option( 'my_option', serialize( $reg ) );
-     * //END REQUEST
-     * //START NEXT REQUEST
-     * $att = get_option( 'my_option' );
-     * $att->save();
-     *
-     * @return array
-     * @throws \EE_Error
-     */
-    public function __sleep()
-    {
-        foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
-            if ($relation_obj instanceof EE_Belongs_To_Relation) {
-                $classname = 'EE_' . $this->get_model()->get_this_model_name();
-                if (
-                    $this->get_one_from_cache($relation_name) instanceof $classname
-                    && $this->get_one_from_cache($relation_name)->ID()
-                ) {
-                    $this->clear_cache($relation_name, $this->get_one_from_cache($relation_name)->ID());
-                }
-            }
-        }
-        $this->_props_n_values_provided_in_constructor = array();
-        return array_keys(get_object_vars($this));
-    }
-
-
-
-    /**
-     * restore _props_n_values_provided_in_constructor
-     * PLZ NOTE: this will reset the array to whatever fields values were present prior to serialization,
-     * and therefore should NOT be used to determine if state change has occurred since initial construction.
-     * At best, you would only be able to detect if state change has occurred during THIS request.
-     */
-    public function __wakeup()
-    {
-        $this->_props_n_values_provided_in_constructor = $this->_fields;
-    }
+	/**
+	 * This is an array of the original properties and values provided during construction
+	 * of this model object. (keys are model field names, values are their values).
+	 * This list is important to remember so that when we are merging data from the db, we know
+	 * which values to override and which to not override.
+	 *
+	 * @var array
+	 */
+	protected $_props_n_values_provided_in_constructor;
+
+	/**
+	 * Timezone
+	 * This gets set by the "set_timezone()" method so that we know what timezone incoming strings|timestamps are in.  This can also be used before a get to set what timezone you want strings coming out of the object to be in.  NOT all
+	 * EE_Base_Class child classes use this property but any that use a EE_Datetime_Field data type will have access to it.
+	 *
+	 * @var string
+	 */
+	protected $_timezone;
+
+
+
+	/**
+	 * date format
+	 * pattern or format for displaying dates
+	 *
+	 * @var string $_dt_frmt
+	 */
+	protected $_dt_frmt;
+
+
+
+	/**
+	 * time format
+	 * pattern or format for displaying time
+	 *
+	 * @var string $_tm_frmt
+	 */
+	protected $_tm_frmt;
+
+
+
+	/**
+	 * This property is for holding a cached array of object properties indexed by property name as the key.
+	 * The purpose of this is for setting a cache on properties that may have calculated values after a prepare_for_get.  That way the cache can be checked first and the calculated property returned instead of having to recalculate.
+	 * Used by _set_cached_property() and _get_cached_property() methods.
+	 *
+	 * @var array
+	 */
+	protected $_cached_properties = array();
+
+	/**
+	 * An array containing keys of the related model, and values are either an array of related mode objects or a single
+	 * related model object. see the model's _model_relations. The keys should match those specified. And if the relation
+	 * is of type EE_Belongs_To (or one of its children), then there should only be ONE related model object, all others have an array)
+	 *
+	 * @var array
+	 */
+	protected $_model_relations = array();
+
+	/**
+	 * Array where keys are field names (see the model's _fields property) and values are their values. To see what
+	 * their types should be, look at what that field object returns on its prepare_for_get and prepare_for_set methods)
+	 *
+	 * @var array
+	 */
+	protected $_fields = array();
+
+	/**
+	 * @var boolean indicating whether or not this model object is intended to ever be saved
+	 * For example, we might create model objects intended to only be used for the duration
+	 * of this request and to be thrown away, and if they were accidentally saved
+	 * it would be a bug.
+	 */
+	protected $_allow_persist = true;
+
+
+
+	/**
+	 * basic constructor for Event Espresso classes, performs any necessary initialization, and verifies it's children play nice
+	 *
+	 * @param array   $fieldValues                             where each key is a field (ie, array key in the 2nd layer of the model's _fields array, (eg, EVT_ID, TXN_amount, QST_name, etc) and values are their values
+	 * @param boolean $bydb                                    a flag for setting if the class is instantiated by the corresponding db model or not.
+	 * @param string  $timezone                                indicate what timezone you want any datetime fields to be in when instantiating a EE_Base_Class object.
+	 * @param array   $date_formats                            An array of date formats to set on construct where first
+	 *                                                         value is the date_format and second value is the time
+	 *                                                         format.
+	 * @throws EE_Error
+	 */
+	protected function __construct($fieldValues = array(), $bydb = false, $timezone = '', $date_formats = array())
+	{
+		$className = get_class($this);
+		do_action("AHEE__{$className}__construct", $this, $fieldValues);
+		$model = $this->get_model();
+		$model_fields = $model->field_settings(false);
+		// ensure $fieldValues is an array
+		$fieldValues = is_array($fieldValues) ? $fieldValues : array($fieldValues);
+		// EEH_Debug_Tools::printr( $fieldValues, '$fieldValues  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
+		// verify client code has not passed any invalid field names
+		foreach ($fieldValues as $field_name => $field_value) {
+			if ( ! isset($model_fields[$field_name])) {
+				throw new EE_Error(sprintf(__("Invalid field (%s) passed to constructor of %s. Allowed fields are :%s", "event_espresso"), $field_name, get_class($this), implode(", ", array_keys($model_fields))));
+			}
+		}
+		// EEH_Debug_Tools::printr( $model_fields, '$model_fields  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
+		$this->_timezone = EEH_DTT_Helper::get_valid_timezone_string($timezone);
+		if ( ! empty($date_formats) && is_array($date_formats)) {
+			list($this->_dt_frmt, $this->_tm_frmt) = $date_formats;
+		} else {
+			//set default formats for date and time
+			$this->_dt_frmt = (string)get_option('date_format', 'Y-m-d');
+			$this->_tm_frmt = (string)get_option('time_format', 'g:i a');
+		}
+		//if db model is instantiating
+		if ($bydb) {
+			//client code has indicated these field values are from the database
+			foreach ($model_fields as $fieldName => $field) {
+				$this->set_from_db($fieldName, isset($fieldValues[$fieldName]) ? $fieldValues[$fieldName] : null);
+			}
+		} else {
+			//we're constructing a brand
+			//new instance of the model object. Generally, this means we'll need to do more field validation
+			foreach ($model_fields as $fieldName => $field) {
+				$this->set($fieldName, isset($fieldValues[$fieldName]) ? $fieldValues[$fieldName] : null, true);
+			}
+		}
+		//remember what values were passed to this constructor
+		$this->_props_n_values_provided_in_constructor = $fieldValues;
+		//remember in entity mapper
+		if ( ! $bydb && $model->has_primary_key_field() && $this->ID()) {
+			$model->add_to_entity_map($this);
+		}
+		//setup all the relations
+		foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
+			if ($relation_obj instanceof EE_Belongs_To_Relation) {
+				$this->_model_relations[$relation_name] = null;
+			} else {
+				$this->_model_relations[$relation_name] = array();
+			}
+		}
+		/**
+		 * Action done at the end of each model object construction
+		 *
+		 * @param EE_Base_Class $this the model object just created
+		 */
+		do_action('AHEE__EE_Base_Class__construct__finished', $this);
+	}
+
+
+
+	/**
+	 * Gets whether or not this model object is allowed to persist/be saved to the database.
+	 *
+	 * @return boolean
+	 */
+	public function allow_persist()
+	{
+		return $this->_allow_persist;
+	}
+
+
+
+	/**
+	 * Sets whether or not this model object should be allowed to be saved to the DB.
+	 * Normally once this is set to FALSE you wouldn't set it back to TRUE, unless
+	 * you got new information that somehow made you change your mind.
+	 *
+	 * @param boolean $allow_persist
+	 * @return boolean
+	 */
+	public function set_allow_persist($allow_persist)
+	{
+		return $this->_allow_persist = $allow_persist;
+	}
+
+
+
+	/**
+	 * Gets the field's original value when this object was constructed during this request.
+	 * This can be helpful when determining if a model object has changed or not
+	 *
+	 * @param string $field_name
+	 * @return mixed|null
+	 * @throws \EE_Error
+	 */
+	public function get_original($field_name)
+	{
+		if (isset($this->_props_n_values_provided_in_constructor[$field_name])
+			&& $field_settings = $this->get_model()->field_settings_for($field_name)
+		) {
+			return $field_settings->prepare_for_get($this->_props_n_values_provided_in_constructor[$field_name]);
+		} else {
+			return null;
+		}
+	}
+
+
+
+	/**
+	 * @param EE_Base_Class $obj
+	 * @return string
+	 */
+	public function get_class($obj)
+	{
+		return get_class($obj);
+	}
+
+
+
+	/**
+	 * Overrides parent because parent expects old models.
+	 * This also doesn't do any validation, and won't work for serialized arrays
+	 *
+	 * @param    string $field_name
+	 * @param    mixed  $field_value
+	 * @param bool      $use_default
+	 * @throws \EE_Error
+	 */
+	public function set($field_name, $field_value, $use_default = false)
+	{
+		$field_obj = $this->get_model()->field_settings_for($field_name);
+		if ($field_obj instanceof EE_Model_Field_Base) {
+			//			if ( method_exists( $field_obj, 'set_timezone' )) {
+			if ($field_obj instanceof EE_Datetime_Field) {
+				$field_obj->set_timezone($this->_timezone);
+				$field_obj->set_date_format($this->_dt_frmt);
+				$field_obj->set_time_format($this->_tm_frmt);
+			}
+			$holder_of_value = $field_obj->prepare_for_set($field_value);
+			//should the value be null?
+			if (($field_value === null || $holder_of_value === null || $holder_of_value === '') && $use_default) {
+				$this->_fields[$field_name] = $field_obj->get_default_value();
+				/**
+				 * To save having to refactor all the models, if a default value is used for a
+				 * EE_Datetime_Field, and that value is not null nor is it a DateTime
+				 * object.  Then let's do a set again to ensure that it becomes a DateTime
+				 * object.
+				 *
+				 * @since 4.6.10+
+				 */
+				if (
+					$field_obj instanceof EE_Datetime_Field
+					&& $this->_fields[$field_name] !== null
+					&& ! $this->_fields[$field_name] instanceof DateTime
+				) {
+					empty($this->_fields[$field_name])
+						? $this->set($field_name, time())
+						: $this->set($field_name, $this->_fields[$field_name]);
+				}
+			} else {
+				$this->_fields[$field_name] = $holder_of_value;
+			}
+			//if we're not in the constructor...
+			//now check if what we set was a primary key
+			if (
+				//note: props_n_values_provided_in_constructor is only set at the END of the constructor
+				$this->_props_n_values_provided_in_constructor
+				&& $field_value
+				&& $field_name === self::_get_primary_key_name(get_class($this))
+			) {
+				//if so, we want all this object's fields to be filled either with
+				//what we've explicitly set on this model
+				//or what we have in the db
+				// echo "setting primary key!";
+				$fields_on_model = self::_get_model(get_class($this))->field_settings();
+				$obj_in_db = self::_get_model(get_class($this))->get_one_by_ID($field_value);
+				foreach ($fields_on_model as $field_obj) {
+					if ( ! array_key_exists($field_obj->get_name(), $this->_props_n_values_provided_in_constructor)
+						 && $field_obj->get_name() !== $field_name
+					) {
+						$this->set($field_obj->get_name(), $obj_in_db->get($field_obj->get_name()));
+					}
+				}
+				//oh this model object has an ID? well make sure its in the entity mapper
+				$this->get_model()->add_to_entity_map($this);
+			}
+			//let's unset any cache for this field_name from the $_cached_properties property.
+			$this->_clear_cached_property($field_name);
+		} else {
+			throw new EE_Error(sprintf(__("A valid EE_Model_Field_Base could not be found for the given field name: %s", "event_espresso"), $field_name));
+		}
+	}
+
+
+
+	/**
+	 * This sets the field value on the db column if it exists for the given $column_name or
+	 * saves it to EE_Extra_Meta if the given $column_name does not match a db column.
+	 *
+	 * @see EE_message::get_column_value for related documentation on the necessity of this method.
+	 * @param string $field_name  Must be the exact column name.
+	 * @param mixed  $field_value The value to set.
+	 * @return int|bool @see EE_Base_Class::update_extra_meta() for return docs.
+	 * @throws \EE_Error
+	 */
+	public function set_field_or_extra_meta($field_name, $field_value)
+	{
+		if ($this->get_model()->has_field($field_name)) {
+			$this->set($field_name, $field_value);
+			return true;
+		} else {
+			//ensure this object is saved first so that extra meta can be properly related.
+			$this->save();
+			return $this->update_extra_meta($field_name, $field_value);
+		}
+	}
+
+
+
+	/**
+	 * This retrieves the value of the db column set on this class or if that's not present
+	 * it will attempt to retrieve from extra_meta if found.
+	 * Example Usage:
+	 * Via EE_Message child class:
+	 * Due to the dynamic nature of the EE_messages system, EE_messengers will always have a "to",
+	 * "from", "subject", and "content" field (as represented in the EE_Message schema), however they may
+	 * also have additional main fields specific to the messenger.  The system accommodates those extra
+	 * fields through the EE_Extra_Meta table.  This method allows for EE_messengers to retrieve the
+	 * value for those extra fields dynamically via the EE_message object.
+	 *
+	 * @param  string $field_name expecting the fully qualified field name.
+	 * @return mixed|null  value for the field if found.  null if not found.
+	 * @throws \EE_Error
+	 */
+	public function get_field_or_extra_meta($field_name)
+	{
+		if ($this->get_model()->has_field($field_name)) {
+			$column_value = $this->get($field_name);
+		} else {
+			//This isn't a column in the main table, let's see if it is in the extra meta.
+			$column_value = $this->get_extra_meta($field_name, true, null);
+		}
+		return $column_value;
+	}
+
+
+
+	/**
+	 * See $_timezone property for description of what the timezone property is for.  This SETS the timezone internally for being able to reference what timezone we are running conversions on when converting TO the internal timezone (UTC
+	 * Unix Timestamp) for the object OR when converting FROM the internal timezone (UTC Unix Timestamp). This is available to all child classes that may be using the EE_Datetime_Field for a field data type.
+	 *
+	 * @access public
+	 * @param string $timezone A valid timezone string as described by @link http://www.php.net/manual/en/timezones.php
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function set_timezone($timezone = '')
+	{
+		$this->_timezone = EEH_DTT_Helper::get_valid_timezone_string($timezone);
+		//make sure we clear all cached properties because they won't be relevant now
+		$this->_clear_cached_properties();
+		//make sure we update field settings and the date for all EE_Datetime_Fields
+		$model_fields = $this->get_model()->field_settings(false);
+		foreach ($model_fields as $field_name => $field_obj) {
+			if ($field_obj instanceof EE_Datetime_Field) {
+				$field_obj->set_timezone($this->_timezone);
+				if (isset($this->_fields[$field_name]) && $this->_fields[$field_name] instanceof DateTime) {
+					$this->_fields[$field_name]->setTimezone(new DateTimeZone($this->_timezone));
+				}
+			}
+		}
+	}
+
+
+
+	/**
+	 * This just returns whatever is set for the current timezone.
+	 *
+	 * @access public
+	 * @return string timezone string
+	 */
+	public function get_timezone()
+	{
+		return $this->_timezone;
+	}
+
+
+
+	/**
+	 * This sets the internal date format to what is sent in to be used as the new default for the class
+	 * internally instead of wp set date format options
+	 *
+	 * @since 4.6
+	 * @param string $format should be a format recognizable by PHP date() functions.
+	 */
+	public function set_date_format($format)
+	{
+		$this->_dt_frmt = $format;
+		//clear cached_properties because they won't be relevant now.
+		$this->_clear_cached_properties();
+	}
+
+
+
+	/**
+	 * This sets the internal time format string to what is sent in to be used as the new default for the
+	 * class internally instead of wp set time format options.
+	 *
+	 * @since 4.6
+	 * @param string $format should be a format recognizable by PHP date() functions.
+	 */
+	public function set_time_format($format)
+	{
+		$this->_tm_frmt = $format;
+		//clear cached_properties because they won't be relevant now.
+		$this->_clear_cached_properties();
+	}
+
+
+
+	/**
+	 * This returns the current internal set format for the date and time formats.
+	 *
+	 * @param bool $full           if true (default), then return the full format.  Otherwise will return an array where the
+	 *                             first value is the date format and the second value is the time format.
+	 * @return mixed string|array
+	 */
+	public function get_format($full = true)
+	{
+		return $full ? $this->_dt_frmt . ' ' . $this->_tm_frmt : array($this->_dt_frmt, $this->_tm_frmt);
+	}
+
+
+
+	/**
+	 * cache
+	 * stores the passed model object on the current model object.
+	 * In certain circumstances, we can use this cached model object instead of querying for another one entirely.
+	 *
+	 * @param string        $relationName    one of the keys in the _model_relations array on the model. Eg 'Registration' associated with this model object
+	 * @param EE_Base_Class $object_to_cache that has a relation to this model object. (Eg, if this is a Transaction, that could be a payment or a registration)
+	 * @param null          $cache_id        a string or number that will be used as the key for any Belongs_To_Many items which will be stored in an array on this object
+	 * @throws EE_Error
+	 * @return mixed    index into cache, or just TRUE if the relation is of type Belongs_To (because there's only one related thing, no array)
+	 */
+	public function cache($relationName = '', $object_to_cache = null, $cache_id = null)
+	{
+		// its entirely possible that there IS no related object yet in which case there is nothing to cache.
+		if ( ! $object_to_cache instanceof EE_Base_Class) {
+			return false;
+		}
+		// also get "how" the object is related, or throw an error
+		if ( ! $relationship_to_model = $this->get_model()->related_settings_for($relationName)) {
+			throw new EE_Error(sprintf(__('There is no relationship to %s on a %s. Cannot cache it', 'event_espresso'), $relationName, get_class($this)));
+		}
+		// how many things are related ?
+		if ($relationship_to_model instanceof EE_Belongs_To_Relation) {
+			// if it's a "belongs to" relationship, then there's only one related model object  eg, if this is a registration, there's only 1 attendee for it
+			// so for these model objects just set it to be cached
+			$this->_model_relations[$relationName] = $object_to_cache;
+			$return = true;
+		} else {
+			// otherwise, this is the "many" side of a one to many relationship, so we'll add the object to the array of related objects for that type.
+			// eg: if this is an event, there are many registrations for that event, so we cache the registrations in an array
+			if ( ! is_array($this->_model_relations[$relationName])) {
+				// if for some reason, the cached item is a model object, then stick that in the array, otherwise start with an empty array
+				$this->_model_relations[$relationName] = $this->_model_relations[$relationName] instanceof EE_Base_Class ? array($this->_model_relations[$relationName]) : array();
+			}
+			// first check for a cache_id which is normally empty
+			if ( ! empty($cache_id)) {
+				// if the cache_id exists, then it means we are purposely trying to cache this with a known key that can then be used to retrieve the object later on
+				$this->_model_relations[$relationName][$cache_id] = $object_to_cache;
+				$return = $cache_id;
+			} elseif ($object_to_cache->ID()) {
+				// OR the cached object originally came from the db, so let's just use it's PK for an ID
+				$this->_model_relations[$relationName][$object_to_cache->ID()] = $object_to_cache;
+				$return = $object_to_cache->ID();
+			} else {
+				// OR it's a new object with no ID, so just throw it in the array with an auto-incremented ID
+				$this->_model_relations[$relationName][] = $object_to_cache;
+				// move the internal pointer to the end of the array
+				end($this->_model_relations[$relationName]);
+				// and grab the key so that we can return it
+				$return = key($this->_model_relations[$relationName]);
+			}
+		}
+		return $return;
+	}
+
+
+
+	/**
+	 * For adding an item to the cached_properties property.
+	 *
+	 * @access protected
+	 * @param string      $fieldname the property item the corresponding value is for.
+	 * @param mixed       $value     The value we are caching.
+	 * @param string|null $cache_type
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	protected function _set_cached_property($fieldname, $value, $cache_type = null)
+	{
+		//first make sure this property exists
+		$this->get_model()->field_settings_for($fieldname);
+		$cache_type = empty($cache_type) ? 'standard' : $cache_type;
+		$this->_cached_properties[$fieldname][$cache_type] = $value;
+	}
+
+
+
+	/**
+	 * This returns the value cached property if it exists OR the actual property value if the cache doesn't exist.
+	 * This also SETS the cache if we return the actual property!
+	 *
+	 * @param string $fieldname        the name of the property we're trying to retrieve
+	 * @param bool   $pretty
+	 * @param string $extra_cache_ref  This allows the user to specify an extra cache ref for the given property
+	 *                                 (in cases where the same property may be used for different outputs
+	 *                                 - i.e. datetime, money etc.)
+	 *                                 It can also accept certain pre-defined "schema" strings
+	 *                                 to define how to output the property.
+	 *                                 see the field's prepare_for_pretty_echoing for what strings can be used
+	 * @return mixed                   whatever the value for the property is we're retrieving
+	 * @throws \EE_Error
+	 */
+	protected function _get_cached_property($fieldname, $pretty = false, $extra_cache_ref = null)
+	{
+		//verify the field exists
+		$this->get_model()->field_settings_for($fieldname);
+		$cache_type = $pretty ? 'pretty' : 'standard';
+		$cache_type .= ! empty($extra_cache_ref) ? '_' . $extra_cache_ref : '';
+		if (isset($this->_cached_properties[$fieldname][$cache_type])) {
+			return $this->_cached_properties[$fieldname][$cache_type];
+		}
+		$field_obj = $this->get_model()->field_settings_for($fieldname);
+		if ($field_obj instanceof EE_Model_Field_Base) {
+			/**
+			 * maybe this is EE_Datetime_Field.  If so we need to make sure timezone and
+			 * formats are correct.
+			 */
+			if ($field_obj instanceof EE_Datetime_Field) {
+				$field_obj->set_timezone($this->_timezone);
+				$field_obj->set_date_format($this->_dt_frmt, $pretty);
+				$field_obj->set_time_format($this->_tm_frmt, $pretty);
+			}
+			if ( ! isset($this->_fields[$fieldname])) {
+				$this->_fields[$fieldname] = null;
+			}
+			$value = $pretty
+				? $field_obj->prepare_for_pretty_echoing($this->_fields[$fieldname], $extra_cache_ref)
+				: $field_obj->prepare_for_get($this->_fields[$fieldname]);
+			$this->_set_cached_property($fieldname, $value, $cache_type);
+			return $value;
+		}
+		return null;
+	}
+
+
+
+	/**
+	 * This just takes care of clearing out the cached_properties
+	 *
+	 * @return void
+	 */
+	protected function _clear_cached_properties()
+	{
+		$this->_cached_properties = array();
+	}
+
+
+
+	/**
+	 * This just clears out ONE property if it exists in the cache
+	 *
+	 * @param  string $property_name the property to remove if it exists (from the _cached_properties array)
+	 * @return void
+	 */
+	protected function _clear_cached_property($property_name)
+	{
+		if (isset($this->_cached_properties[$property_name])) {
+			unset($this->_cached_properties[$property_name]);
+		}
+	}
+
+
+
+	/**
+	 * Ensures that this related thing is a model object.
+	 *
+	 * @param mixed  $object_or_id EE_base_Class/int/string either a related model object, or its ID
+	 * @param string $model_name   name of the related thing, eg 'Attendee',
+	 * @return EE_Base_Class
+	 * @throws \EE_Error
+	 */
+	protected function ensure_related_thing_is_model_obj($object_or_id, $model_name)
+	{
+		$other_model_instance = self::_get_model_instance_with_name(
+			self::_get_model_classname($model_name),
+			$this->_timezone
+		);
+		return $other_model_instance->ensure_is_obj($object_or_id);
+	}
+
+
+
+	/**
+	 * Forgets the cached model of the given relation Name. So the next time we request it,
+	 * we will fetch it again from the database. (Handy if you know it's changed somehow).
+	 * If a specific object is supplied, and the relationship to it is either a HasMany or HABTM,
+	 * then only remove that one object from our cached array. Otherwise, clear the entire list
+	 *
+	 * @param string $relationName                         one of the keys in the _model_relations array on the model. Eg 'Registration'
+	 * @param mixed  $object_to_remove_or_index_into_array or an index into the array of cached things, or NULL
+	 *                                                     if you intend to use $clear_all = TRUE, or the relation only has 1 object anyways (ie, it's a BelongsToRelation)
+	 * @param bool   $clear_all                            This flags clearing the entire cache relation property if this is HasMany or HABTM.
+	 * @throws EE_Error
+	 * @return EE_Base_Class | boolean from which was cleared from the cache, or true if we requested to remove a relation from all
+	 */
+	public function clear_cache($relationName, $object_to_remove_or_index_into_array = null, $clear_all = false)
+	{
+		$relationship_to_model = $this->get_model()->related_settings_for($relationName);
+		$index_in_cache = '';
+		if ( ! $relationship_to_model) {
+			throw new EE_Error(
+				sprintf(
+					__("There is no relationship to %s on a %s. Cannot clear that cache", 'event_espresso'),
+					$relationName,
+					get_class($this)
+				)
+			);
+		}
+		if ($clear_all) {
+			$obj_removed = true;
+			$this->_model_relations[$relationName] = null;
+		} elseif ($relationship_to_model instanceof EE_Belongs_To_Relation) {
+			$obj_removed = $this->_model_relations[$relationName];
+			$this->_model_relations[$relationName] = null;
+		} else {
+			if ($object_to_remove_or_index_into_array instanceof EE_Base_Class && $object_to_remove_or_index_into_array->ID()) {
+				$index_in_cache = $object_to_remove_or_index_into_array->ID();
+				if (is_array($this->_model_relations[$relationName]) && ! isset($this->_model_relations[$relationName][$index_in_cache])) {
+					$index_found_at = null;
+					//find this object in the array even though it has a different key
+					foreach ($this->_model_relations[$relationName] as $index => $obj) {
+						if (
+							$obj instanceof EE_Base_Class
+							&& (
+								$obj == $object_to_remove_or_index_into_array
+								|| $obj->ID() === $object_to_remove_or_index_into_array->ID()
+							)
+						) {
+							$index_found_at = $index;
+							break;
+						}
+					}
+					if ($index_found_at) {
+						$index_in_cache = $index_found_at;
+					} else {
+						//it wasn't found. huh. well obviously it doesn't need to be removed from teh cache
+						//if it wasn't in it to begin with. So we're done
+						return $object_to_remove_or_index_into_array;
+					}
+				}
+			} elseif ($object_to_remove_or_index_into_array instanceof EE_Base_Class) {
+				//so they provided a model object, but it's not yet saved to the DB... so let's go hunting for it!
+				foreach ($this->get_all_from_cache($relationName) as $index => $potentially_obj_we_want) {
+					if ($potentially_obj_we_want == $object_to_remove_or_index_into_array) {
+						$index_in_cache = $index;
+					}
+				}
+			} else {
+				$index_in_cache = $object_to_remove_or_index_into_array;
+			}
+			//supposedly we've found it. But it could just be that the client code
+			//provided a bad index/object
+			if (
+			isset(
+				$this->_model_relations[$relationName],
+				$this->_model_relations[$relationName][$index_in_cache]
+			)
+			) {
+				$obj_removed = $this->_model_relations[$relationName][$index_in_cache];
+				unset($this->_model_relations[$relationName][$index_in_cache]);
+			} else {
+				//that thing was never cached anyways.
+				$obj_removed = null;
+			}
+		}
+		return $obj_removed;
+	}
+
+
+
+	/**
+	 * update_cache_after_object_save
+	 * Allows a cached item to have it's cache ID (within the array of cached items) reset using the new ID it has obtained after being saved to the db
+	 *
+	 * @param string         $relationName       - the type of object that is cached
+	 * @param \EE_Base_Class $newly_saved_object - the newly saved object to be re-cached
+	 * @param string         $current_cache_id   - the ID that was used when originally caching the object
+	 * @return boolean TRUE on success, FALSE on fail
+	 * @throws \EE_Error
+	 */
+	public function update_cache_after_object_save($relationName, EE_Base_Class $newly_saved_object, $current_cache_id = '')
+	{
+		// verify that incoming object is of the correct type
+		$obj_class = 'EE_' . $relationName;
+		if ($newly_saved_object instanceof $obj_class) {
+			/* @type EE_Base_Class $newly_saved_object */
+			// now get the type of relation
+			$relationship_to_model = $this->get_model()->related_settings_for($relationName);
+			// if this is a 1:1 relationship
+			if ($relationship_to_model instanceof EE_Belongs_To_Relation) {
+				// then just replace the cached object with the newly saved object
+				$this->_model_relations[$relationName] = $newly_saved_object;
+				return true;
+				// or if it's some kind of sordid feral polyamorous relationship...
+			} elseif (is_array($this->_model_relations[$relationName]) && isset($this->_model_relations[$relationName][$current_cache_id])) {
+				// then remove the current cached item
+				unset($this->_model_relations[$relationName][$current_cache_id]);
+				// and cache the newly saved object using it's new ID
+				$this->_model_relations[$relationName][$newly_saved_object->ID()] = $newly_saved_object;
+				return true;
+			}
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * Fetches a single EE_Base_Class on that relation. (If the relation is of type
+	 * BelongsTo, it will only ever have 1 object. However, other relations could have an array of objects)
+	 *
+	 * @param string $relationName
+	 * @return EE_Base_Class
+	 */
+	public function get_one_from_cache($relationName)
+	{
+		$cached_array_or_object = isset($this->_model_relations[$relationName]) ? $this->_model_relations[$relationName] : null;
+		if (is_array($cached_array_or_object)) {
+			return array_shift($cached_array_or_object);
+		} else {
+			return $cached_array_or_object;
+		}
+	}
+
+
+
+	/**
+	 * Fetches a single EE_Base_Class on that relation. (If the relation is of type
+	 * BelongsTo, it will only ever have 1 object. However, other relations could have an array of objects)
+	 *
+	 * @param string $relationName
+	 * @throws \EE_Error
+	 * @return EE_Base_Class[] NOT necessarily indexed by primary keys
+	 */
+	public function get_all_from_cache($relationName)
+	{
+		$objects = isset($this->_model_relations[$relationName]) ? $this->_model_relations[$relationName] : array();
+		// if the result is not an array, but exists, make it an array
+		$objects = is_array($objects) ? $objects : array($objects);
+		//bugfix for https://events.codebasehq.com/projects/event-espresso/tickets/7143
+		//basically, if this model object was stored in the session, and these cached model objects
+		//already have IDs, let's make sure they're in their model's entity mapper
+		//otherwise we will have duplicates next time we call
+		// EE_Registry::instance()->load_model( $relationName )->get_one_by_ID( $result->ID() );
+		$model = EE_Registry::instance()->load_model($relationName);
+		foreach ($objects as $model_object) {
+			if ($model instanceof EEM_Base && $model_object instanceof EE_Base_Class) {
+				//ensure its in the map if it has an ID; otherwise it will be added to the map when its saved
+				if ($model_object->ID()) {
+					$model->add_to_entity_map($model_object);
+				}
+			} else {
+				throw new EE_Error(
+					sprintf(
+						__(
+							'Error retrieving related model objects. Either $1%s is not a model or $2%s is not a model object',
+							'event_espresso'
+						),
+						$relationName,
+						gettype($model_object)
+					)
+				);
+			}
+		}
+		return $objects;
+	}
+
+
+
+	/**
+	 * Returns the next x number of EE_Base_Class objects in sequence from this object as found in the database
+	 * matching the given query conditions.
+	 *
+	 * @param null  $field_to_order_by  What field is being used as the reference point.
+	 * @param int   $limit              How many objects to return.
+	 * @param array $query_params       Any additional conditions on the query.
+	 * @param null  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
+	 *                                  you can indicate just the columns you want returned
+	 * @return array|EE_Base_Class[]
+	 * @throws \EE_Error
+	 */
+	public function next_x($field_to_order_by = null, $limit = 1, $query_params = array(), $columns_to_select = null)
+	{
+		$field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
+			? $this->get_model()->get_primary_key_field()->get_name()
+			: $field_to_order_by;
+		$current_value = ! empty($field) ? $this->get($field) : null;
+		if (empty($field) || empty($current_value)) {
+			return array();
+		}
+		return $this->get_model()->next_x($current_value, $field, $limit, $query_params, $columns_to_select);
+	}
+
+
+
+	/**
+	 * Returns the previous x number of EE_Base_Class objects in sequence from this object as found in the database
+	 * matching the given query conditions.
+	 *
+	 * @param null  $field_to_order_by  What field is being used as the reference point.
+	 * @param int   $limit              How many objects to return.
+	 * @param array $query_params       Any additional conditions on the query.
+	 * @param null  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
+	 *                                  you can indicate just the columns you want returned
+	 * @return array|EE_Base_Class[]
+	 * @throws \EE_Error
+	 */
+	public function previous_x($field_to_order_by = null, $limit = 1, $query_params = array(), $columns_to_select = null)
+	{
+		$field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
+			? $this->get_model()->get_primary_key_field()->get_name()
+			: $field_to_order_by;
+		$current_value = ! empty($field) ? $this->get($field) : null;
+		if (empty($field) || empty($current_value)) {
+			return array();
+		}
+		return $this->get_model()->previous_x($current_value, $field, $limit, $query_params, $columns_to_select);
+	}
+
+
+
+	/**
+	 * Returns the next EE_Base_Class object in sequence from this object as found in the database
+	 * matching the given query conditions.
+	 *
+	 * @param null  $field_to_order_by  What field is being used as the reference point.
+	 * @param array $query_params       Any additional conditions on the query.
+	 * @param null  $columns_to_select  If left null, then an array of EE_Base_Class objects is returned, otherwise
+	 *                                  you can indicate just the columns you want returned
+	 * @return array|EE_Base_Class
+	 * @throws \EE_Error
+	 */
+	public function next($field_to_order_by = null, $query_params = array(), $columns_to_select = null)
+	{
+		$field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
+			? $this->get_model()->get_primary_key_field()->get_name()
+			: $field_to_order_by;
+		$current_value = ! empty($field) ? $this->get($field) : null;
+		if (empty($field) || empty($current_value)) {
+			return array();
+		}
+		return $this->get_model()->next($current_value, $field, $query_params, $columns_to_select);
+	}
+
+
+
+	/**
+	 * Returns the previous EE_Base_Class object in sequence from this object as found in the database
+	 * matching the given query conditions.
+	 *
+	 * @param null  $field_to_order_by  What field is being used as the reference point.
+	 * @param array $query_params       Any additional conditions on the query.
+	 * @param null  $columns_to_select  If left null, then an EE_Base_Class object is returned, otherwise
+	 *                                  you can indicate just the column you want returned
+	 * @return array|EE_Base_Class
+	 * @throws \EE_Error
+	 */
+	public function previous($field_to_order_by = null, $query_params = array(), $columns_to_select = null)
+	{
+		$field = empty($field_to_order_by) && $this->get_model()->has_primary_key_field()
+			? $this->get_model()->get_primary_key_field()->get_name()
+			: $field_to_order_by;
+		$current_value = ! empty($field) ? $this->get($field) : null;
+		if (empty($field) || empty($current_value)) {
+			return array();
+		}
+		return $this->get_model()->previous($current_value, $field, $query_params, $columns_to_select);
+	}
+
+
+
+	/**
+	 * Overrides parent because parent expects old models.
+	 * This also doesn't do any validation, and won't work for serialized arrays
+	 *
+	 * @param string $field_name
+	 * @param mixed  $field_value_from_db
+	 * @throws \EE_Error
+	 */
+	public function set_from_db($field_name, $field_value_from_db)
+	{
+		$field_obj = $this->get_model()->field_settings_for($field_name);
+		if ($field_obj instanceof EE_Model_Field_Base) {
+			//you would think the DB has no NULLs for non-null label fields right? wrong!
+			//eg, a CPT model object could have an entry in the posts table, but no
+			//entry in the meta table. Meaning that all its columns in the meta table
+			//are null! yikes! so when we find one like that, use defaults for its meta columns
+			if ($field_value_from_db === null) {
+				if ($field_obj->is_nullable()) {
+					//if the field allows nulls, then let it be null
+					$field_value = null;
+				} else {
+					$field_value = $field_obj->get_default_value();
+				}
+			} else {
+				$field_value = $field_obj->prepare_for_set_from_db($field_value_from_db);
+			}
+			$this->_fields[$field_name] = $field_value;
+			$this->_clear_cached_property($field_name);
+		}
+	}
+
+
+
+	/**
+	 * verifies that the specified field is of the correct type
+	 *
+	 * @param string $field_name
+	 * @param string $extra_cache_ref This allows the user to specify an extra cache ref for the given property
+	 *                                (in cases where the same property may be used for different outputs
+	 *                                - i.e. datetime, money etc.)
+	 * @return mixed
+	 * @throws \EE_Error
+	 */
+	public function get($field_name, $extra_cache_ref = null)
+	{
+		return $this->_get_cached_property($field_name, false, $extra_cache_ref);
+	}
+
+
+
+	/**
+	 * This method simply returns the RAW unprocessed value for the given property in this class
+	 *
+	 * @param  string $field_name A valid fieldname
+	 * @return mixed              Whatever the raw value stored on the property is.
+	 * @throws EE_Error if fieldSettings is misconfigured or the field doesn't exist.
+	 */
+	public function get_raw($field_name)
+	{
+		$field_settings = $this->get_model()->field_settings_for($field_name);
+		return $field_settings instanceof EE_Datetime_Field && $this->_fields[$field_name] instanceof DateTime
+			? $this->_fields[$field_name]->format('U')
+			: $this->_fields[$field_name];
+	}
+
+
+
+	/**
+	 * This is used to return the internal DateTime object used for a field that is a
+	 * EE_Datetime_Field.
+	 *
+	 * @param string $field_name               The field name retrieving the DateTime object.
+	 * @return mixed null | false | DateTime  If the requested field is NOT a EE_Datetime_Field then
+	 * @throws \EE_Error
+	 *                                         an error is set and false returned.  If the field IS an
+	 *                                         EE_Datetime_Field and but the field value is null, then
+	 *                                         just null is returned (because that indicates that likely
+	 *                                         this field is nullable).
+	 */
+	public function get_DateTime_object($field_name)
+	{
+		$field_settings = $this->get_model()->field_settings_for($field_name);
+		if ( ! $field_settings instanceof EE_Datetime_Field) {
+			EE_Error::add_error(
+				sprintf(
+					__(
+						'The field %s is not an EE_Datetime_Field field.  There is no DateTime object stored on this field type.',
+						'event_espresso'
+					),
+					$field_name
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		return $this->_fields[$field_name];
+	}
+
+
+
+	/**
+	 * To be used in template to immediately echo out the value, and format it for output.
+	 * Eg, should call stripslashes and whatnot before echoing
+	 *
+	 * @param string $field_name      the name of the field as it appears in the DB
+	 * @param string $extra_cache_ref This allows the user to specify an extra cache ref for the given property
+	 *                                (in cases where the same property may be used for different outputs
+	 *                                - i.e. datetime, money etc.)
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function e($field_name, $extra_cache_ref = null)
+	{
+		echo $this->get_pretty($field_name, $extra_cache_ref);
+	}
+
+
+
+	/**
+	 * Exactly like e(), echoes out the field, but sets its schema to 'form_input', so that it
+	 * can be easily used as the value of form input.
+	 *
+	 * @param string $field_name
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function f($field_name)
+	{
+		$this->e($field_name, 'form_input');
+	}
+
+
+
+	/**
+	 * @param string $field_name
+	 * @param string $extra_cache_ref This allows the user to specify an extra cache ref for the given property
+	 *                                (in cases where the same property may be used for different outputs
+	 *                                - i.e. datetime, money etc.)
+	 * @return mixed
+	 * @throws \EE_Error
+	 */
+	public function get_pretty($field_name, $extra_cache_ref = null)
+	{
+		return $this->_get_cached_property($field_name, true, $extra_cache_ref);
+	}
+
+
+
+	/**
+	 * This simply returns the datetime for the given field name
+	 * Note: this protected function is called by the wrapper get_date or get_time or get_datetime functions
+	 * (and the equivalent e_date, e_time, e_datetime).
+	 *
+	 * @access   protected
+	 * @param string   $field_name   Field on the instantiated EE_Base_Class child object
+	 * @param string   $dt_frmt      valid datetime format used for date
+	 *                               (if '' then we just use the default on the field,
+	 *                               if NULL we use the last-used format)
+	 * @param string   $tm_frmt      Same as above except this is for time format
+	 * @param string   $date_or_time if NULL then both are returned, otherwise "D" = only date and "T" = only time.
+	 * @param  boolean $echo         Whether the dtt is echoing using pretty echoing or just returned using vanilla get
+	 * @return void|string|bool|EE_Error string on success, FALSE on fail, or EE_Error Exception is thrown
+	 *                               if field is not a valid dtt field, or void if echoing
+	 * @throws \EE_Error
+	 */
+	protected function _get_datetime($field_name, $dt_frmt = '', $tm_frmt = '', $date_or_time = '', $echo = false)
+	{
+		$in_dt_frmt = empty($dt_frmt) ? $this->_dt_frmt : $dt_frmt;
+		$in_tm_frmt = empty($tm_frmt) ? $this->_tm_frmt : $tm_frmt;
+		//validate field for datetime and returns field settings if valid.
+		$field = $this->_get_dtt_field_settings($field_name);
+		//clear cached property if either formats are not null.
+		if ($dt_frmt !== null || $tm_frmt !== null) {
+			$this->_clear_cached_property($field_name);
+			//reset format properties because they are used in get()
+			$this->_dt_frmt = $in_dt_frmt;
+			$this->_tm_frmt = $in_tm_frmt;
+		}
+		if ($echo) {
+			$field->set_pretty_date_format($in_dt_frmt);
+		} else {
+			$field->set_date_format($in_dt_frmt);
+		}
+		if ($echo) {
+			$field->set_pretty_time_format($in_tm_frmt);
+		} else {
+			$field->set_time_format($in_tm_frmt);
+		}
+		//set timezone in field object
+		$field->set_timezone($this->_timezone);
+		//set the output returned
+		switch ($date_or_time) {
+			case 'D' :
+				$field->set_date_time_output('date');
+				break;
+			case 'T' :
+				$field->set_date_time_output('time');
+				break;
+			default :
+				$field->set_date_time_output();
+		}
+		if ($echo) {
+			$this->e($field_name, $date_or_time);
+			return '';
+		}
+		return $this->get($field_name, $date_or_time);
+	}
+
+
+
+	/**
+	 * below are wrapper functions for the various datetime outputs that can be obtained for JUST returning the date portion of a datetime value. (note the only difference between get_ and e_ is one returns the value and the other echoes
+	 * the pretty value for dtt)
+	 *
+	 * @param  string $field_name name of model object datetime field holding the value
+	 * @param  string $format     format for the date returned (if NULL we use default in dt_frmt property)
+	 * @return string            datetime value formatted
+	 * @throws \EE_Error
+	 */
+	public function get_date($field_name, $format = null)
+	{
+		return $this->_get_datetime($field_name, $format, null, 'D');
+	}
+
+
+
+	/**
+	 * @param      $field_name
+	 * @param null $format
+	 * @throws \EE_Error
+	 */
+	public function e_date($field_name, $format = null)
+	{
+		$this->_get_datetime($field_name, $format, null, 'D', true);
+	}
+
+
+
+	/**
+	 * below are wrapper functions for the various datetime outputs that can be obtained for JUST returning the time portion of a datetime value. (note the only difference between get_ and e_ is one returns the value and the other echoes
+	 * the pretty value for dtt)
+	 *
+	 * @param  string $field_name name of model object datetime field holding the value
+	 * @param  string $format     format for the time returned ( if NULL we use default in tm_frmt property)
+	 * @return string             datetime value formatted
+	 * @throws \EE_Error
+	 */
+	public function get_time($field_name, $format = null)
+	{
+		return $this->_get_datetime($field_name, null, $format, 'T');
+	}
+
+
+
+	/**
+	 * @param      $field_name
+	 * @param null $format
+	 * @throws \EE_Error
+	 */
+	public function e_time($field_name, $format = null)
+	{
+		$this->_get_datetime($field_name, null, $format, 'T', true);
+	}
+
+
+
+	/**
+	 * below are wrapper functions for the various datetime outputs that can be obtained for returning the date AND time portion of a datetime value. (note the only difference between get_ and e_ is one returns the value and the other
+	 * echoes the pretty value for dtt)
+	 *
+	 * @param  string $field_name name of model object datetime field holding the value
+	 * @param  string $dt_frmt    format for the date returned (if NULL we use default in dt_frmt property)
+	 * @param  string $tm_frmt    format for the time returned (if NULL we use default in tm_frmt property)
+	 * @return string             datetime value formatted
+	 * @throws \EE_Error
+	 */
+	public function get_datetime($field_name, $dt_frmt = null, $tm_frmt = null)
+	{
+		return $this->_get_datetime($field_name, $dt_frmt, $tm_frmt);
+	}
+
+
+
+	/**
+	 * @param      $field_name
+	 * @param null $dt_frmt
+	 * @param null $tm_frmt
+	 * @throws \EE_Error
+	 */
+	public function e_datetime($field_name, $dt_frmt = null, $tm_frmt = null)
+	{
+		$this->_get_datetime($field_name, $dt_frmt, $tm_frmt, null, true);
+	}
+
+
+
+	/**
+	 * Get the i8ln value for a date using the WordPress @see date_i18n function.
+	 *
+	 * @param string $field_name The EE_Datetime_Field reference for the date being retrieved.
+	 * @param string $format     PHP valid date/time string format.  If none is provided then the internal set format on the object will be used.
+	 * @return string Date and time string in set locale or false if no field exists for the given
+	 * @throws \EE_Error
+	 *                           field name.
+	 */
+	public function get_i18n_datetime($field_name, $format = null)
+	{
+		$format = empty($format) ? $this->_dt_frmt . ' ' . $this->_tm_frmt : $format;
+		return date_i18n(
+			$format,
+			EEH_DTT_Helper::get_timestamp_with_offset($this->get_raw($field_name), $this->_timezone)
+		);
+	}
+
+
+
+	/**
+	 * This method validates whether the given field name is a valid field on the model object as well as it is of a type EE_Datetime_Field.  On success there will be returned the field settings.  On fail an EE_Error exception is thrown.
+	 *
+	 * @param  string $field_name The field name being checked
+	 * @throws EE_Error
+	 * @return EE_Datetime_Field
+	 */
+	protected function _get_dtt_field_settings($field_name)
+	{
+		$field = $this->get_model()->field_settings_for($field_name);
+		//check if field is dtt
+		if ($field instanceof EE_Datetime_Field) {
+			return $field;
+		} else {
+			throw new EE_Error(sprintf(__('The field name "%s" has been requested for the EE_Base_Class datetime functions and it is not a valid EE_Datetime_Field.  Please check the spelling of the field and make sure it has been setup as a EE_Datetime_Field in the %s model constructor',
+				'event_espresso'), $field_name, self::_get_model_classname(get_class($this))));
+		}
+	}
+
+
+
+
+	/**
+	 * NOTE ABOUT BELOW:
+	 * These convenience date and time setters are for setting date and time independently.  In other words you might want to change the time on a datetime_field but leave the date the same (or vice versa).
+	 * IF on the other hand you want to set both date and time at the same time, you can just use the models default set($fieldname,$value) method and make sure you send the entire datetime value for setting.
+	 */
+	/**
+	 * sets the time on a datetime property
+	 *
+	 * @access protected
+	 * @param string|Datetime $time      a valid time string for php datetime functions (or DateTime object)
+	 * @param string          $fieldname the name of the field the time is being set on (must match a EE_Datetime_Field)
+	 * @throws \EE_Error
+	 */
+	protected function _set_time_for($time, $fieldname)
+	{
+		$this->_set_date_time('T', $time, $fieldname);
+	}
+
+
+
+	/**
+	 * sets the date on a datetime property
+	 *
+	 * @access protected
+	 * @param string|DateTime $date      a valid date string for php datetime functions ( or DateTime object)
+	 * @param string          $fieldname the name of the field the date is being set on (must match a EE_Datetime_Field)
+	 * @throws \EE_Error
+	 */
+	protected function _set_date_for($date, $fieldname)
+	{
+		$this->_set_date_time('D', $date, $fieldname);
+	}
+
+
+
+	/**
+	 * This takes care of setting a date or time independently on a given model object property. This method also verifies that the given fieldname matches a model object property and is for a EE_Datetime_Field field
+	 *
+	 * @access protected
+	 * @param string          $what           "T" for time, 'B' for both, 'D' for Date.
+	 * @param string|DateTime $datetime_value A valid Date or Time string (or DateTime object)
+	 * @param string          $fieldname      the name of the field the date OR time is being set on (must match a EE_Datetime_Field property)
+	 * @throws \EE_Error
+	 */
+	protected function _set_date_time($what = 'T', $datetime_value, $fieldname)
+	{
+		$field = $this->_get_dtt_field_settings($fieldname);
+		$field->set_timezone($this->_timezone);
+		$field->set_date_format($this->_dt_frmt);
+		$field->set_time_format($this->_tm_frmt);
+		switch ($what) {
+			case 'T' :
+				$this->_fields[$fieldname] = $field->prepare_for_set_with_new_time(
+					$datetime_value,
+					$this->_fields[$fieldname]
+				);
+				break;
+			case 'D' :
+				$this->_fields[$fieldname] = $field->prepare_for_set_with_new_date(
+					$datetime_value,
+					$this->_fields[$fieldname]
+				);
+				break;
+			case 'B' :
+				$this->_fields[$fieldname] = $field->prepare_for_set($datetime_value);
+				break;
+		}
+		$this->_clear_cached_property($fieldname);
+	}
+
+
+
+	/**
+	 * This will return a timestamp for the website timezone but ONLY when the current website timezone is different than the timezone set for the website.
+	 * NOTE, this currently only works well with methods that return values.  If you use it with methods that echo values the $_timestamp property may not get reset to its original value and that could lead to some unexpected results!
+	 *
+	 * @access public
+	 * @param string               $field_name This is the name of the field on the object that contains the date/time value being returned.
+	 * @param string               $callback   must match a valid method in this class (defaults to get_datetime)
+	 * @param mixed (array|string) $args       This is the arguments that will be passed to the callback.
+	 * @param string               $prepend    You can include something to prepend on the timestamp
+	 * @param string               $append     You can include something to append on the timestamp
+	 * @throws EE_Error
+	 * @return string timestamp
+	 */
+	public function display_in_my_timezone($field_name, $callback = 'get_datetime', $args = null, $prepend = '', $append = '')
+	{
+		$timezone = EEH_DTT_Helper::get_timezone();
+		if ($timezone === $this->_timezone) {
+			return '';
+		}
+		$original_timezone = $this->_timezone;
+		$this->set_timezone($timezone);
+		$fn = (array)$field_name;
+		$args = array_merge($fn, (array)$args);
+		if ( ! method_exists($this, $callback)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						'The method named "%s" given as the callback param in "display_in_my_timezone" does not exist.  Please check your spelling',
+						'event_espresso'
+					),
+					$callback
+				)
+			);
+		}
+		$args = (array)$args;
+		$return = $prepend . call_user_func_array(array($this, $callback), $args) . $append;
+		$this->set_timezone($original_timezone);
+		return $return;
+	}
+
+
+
+	/**
+	 * Deletes this model object.
+	 * This calls the `EE_Base_Class::_delete` method.  Child classes wishing to change default behaviour should override
+	 * `EE_Base_Class::_delete` NOT this class.
+	 *
+	 * @return boolean | int
+	 * @throws \EE_Error
+	 */
+	public function delete()
+	{
+		/**
+		 * Called just before the `EE_Base_Class::_delete` method call.
+		 * Note: `EE_Base_Class::_delete` might be overridden by child classes so any client code hooking into these actions
+		 * should be aware that `_delete` may not always result in a permanent delete.  For example, `EE_Soft_Delete_Base_Class::_delete`
+		 * soft deletes (trash) the object and does not permanently delete it.
+		 *
+		 * @param EE_Base_Class $model_object about to be 'deleted'
+		 */
+		do_action('AHEE__EE_Base_Class__delete__before', $this);
+		$result = $this->_delete();
+		/**
+		 * Called just after the `EE_Base_Class::_delete` method call.
+		 * Note: `EE_Base_Class::_delete` might be overridden by child classes so any client code hooking into these actions
+		 * should be aware that `_delete` may not always result in a permanent delete.  For example `EE_Soft_Base_Class::_delete`
+		 * soft deletes (trash) the object and does not permanently delete it.
+		 *
+		 * @param EE_Base_Class $model_object that was just 'deleted'
+		 * @param boolean       $result
+		 */
+		do_action('AHEE__EE_Base_Class__delete__end', $this, $result);
+		return $result;
+	}
+
+
+
+	/**
+	 * Calls the specific delete method for the instantiated class.
+	 * This method is called by the public `EE_Base_Class::delete` method.  Any child classes desiring to override default
+	 * functionality for "delete" (which is to call `permanently_delete`) should override this method NOT `EE_Base_Class::delete`
+	 *
+	 * @return bool|int
+	 * @throws \EE_Error
+	 */
+	protected function _delete()
+	{
+		return $this->delete_permanently();
+	}
+
+
+
+	/**
+	 * Deletes this model object permanently from db (but keep in mind related models my block the delete and return an error)
+	 *
+	 * @return bool | int
+	 * @throws \EE_Error
+	 */
+	public function delete_permanently()
+	{
+		/**
+		 * Called just before HARD deleting a model object
+		 *
+		 * @param EE_Base_Class $model_object about to be 'deleted'
+		 */
+		do_action('AHEE__EE_Base_Class__delete_permanently__before', $this);
+		$model = $this->get_model();
+		$result = $model->delete_permanently_by_ID($this->ID());
+		$this->refresh_cache_of_related_objects();
+		/**
+		 * Called just after HARD deleting a model object
+		 *
+		 * @param EE_Base_Class $model_object that was just 'deleted'
+		 * @param boolean       $result
+		 */
+		do_action('AHEE__EE_Base_Class__delete_permanently__end', $this, $result);
+		return $result;
+	}
+
+
+
+	/**
+	 * When this model object is deleted, it may still be cached on related model objects. This clears the cache of
+	 * related model objects
+	 *
+	 * @throws \EE_Error
+	 */
+	public function refresh_cache_of_related_objects()
+	{
+		foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
+			if ( ! empty($this->_model_relations[$relation_name])) {
+				$related_objects = $this->_model_relations[$relation_name];
+				if ($relation_obj instanceof EE_Belongs_To_Relation) {
+					//this relation only stores a single model object, not an array
+					//but let's make it consistent
+					$related_objects = array($related_objects);
+				}
+				foreach ($related_objects as $related_object) {
+					//only refresh their cache if they're in memory
+					if ($related_object instanceof EE_Base_Class) {
+						$related_object->clear_cache($this->get_model()->get_this_model_name(), $this);
+					}
+				}
+			}
+		}
+	}
+
+
+
+	/**
+	 *        Saves this object to the database. An array may be supplied to set some values on this
+	 * object just before saving.
+	 *
+	 * @access public
+	 * @param array $set_cols_n_values keys are field names, values are their new values,
+	 *                                 if provided during the save() method (often client code will change the fields' values before calling save)
+	 * @throws \EE_Error
+	 * @return int , 1 on a successful update, the ID of the new entry on insert; 0 on failure or if the model object
+	 *                                 isn't allowed to persist (as determined by EE_Base_Class::allow_persist())
+	 */
+	public function save($set_cols_n_values = array())
+	{
+		/**
+		 * Filters the fields we're about to save on the model object
+		 *
+		 * @param array         $set_cols_n_values
+		 * @param EE_Base_Class $model_object
+		 */
+		$set_cols_n_values = (array)apply_filters('FHEE__EE_Base_Class__save__set_cols_n_values', $set_cols_n_values, $this);
+		//set attributes as provided in $set_cols_n_values
+		foreach ($set_cols_n_values as $column => $value) {
+			$this->set($column, $value);
+		}
+		/**
+		 * Saving a model object.
+		 * Before we perform a save, this action is fired.
+		 *
+		 * @param EE_Base_Class $model_object the model object about to be saved.
+		 */
+		do_action('AHEE__EE_Base_Class__save__begin', $this);
+		if ( ! $this->allow_persist()) {
+			return 0;
+		}
+		//now get current attribute values
+		$save_cols_n_values = $this->_fields;
+		//if the object already has an ID, update it. Otherwise, insert it
+		//also: change the assumption about values passed to the model NOT being prepare dby the model object. They have been
+		$old_assumption_concerning_value_preparation = $this->get_model()->get_assumption_concerning_values_already_prepared_by_model_object();
+		$this->get_model()->assume_values_already_prepared_by_model_object(true);
+		//does this model have an autoincrement PK?
+		if ($this->get_model()->has_primary_key_field()) {
+			if ($this->get_model()->get_primary_key_field()->is_auto_increment()) {
+				//ok check if it's set, if so: update; if not, insert
+				if ( ! empty($save_cols_n_values[self::_get_primary_key_name(get_class($this))])) {
+					$results = $this->get_model()->update_by_ID($save_cols_n_values, $this->ID());
+				} else {
+					unset($save_cols_n_values[self::_get_primary_key_name(get_class($this))]);
+					$results = $this->get_model()->insert($save_cols_n_values);
+					if ($results) {
+						//if successful, set the primary key
+						//but don't use the normal SET method, because it will check if
+						//an item with the same ID exists in the mapper & db, then
+						//will find it in the db (because we just added it) and THAT object
+						//will get added to the mapper before we can add this one!
+						//but if we just avoid using the SET method, all that headache can be avoided
+						$pk_field_name = self::_get_primary_key_name(get_class($this));
+						$this->_fields[$pk_field_name] = $results;
+						$this->_clear_cached_property($pk_field_name);
+						$this->get_model()->add_to_entity_map($this);
+						$this->_update_cached_related_model_objs_fks();
+					}
+				}
+			} else {//PK is NOT auto-increment
+				//so check if one like it already exists in the db
+				if ($this->get_model()->exists_by_ID($this->ID())) {
+					if (WP_DEBUG && ! $this->in_entity_map()) {
+						throw new EE_Error(
+							sprintf(
+								__('Using a model object %1$s that is NOT in the entity map, can lead to unexpected errors. You should either: %4$s 1. Put it in the entity mapper by calling %2$s %4$s 2. Discard this model object and use what is in the entity mapper %4$s 3. Fetch from the database using %3$s',
+									'event_espresso'),
+								get_class($this),
+								get_class($this->get_model()) . '::instance()->add_to_entity_map()',
+								get_class($this->get_model()) . '::instance()->get_one_by_ID()',
+								'<br />'
+							)
+						);
+					}
+					$results = $this->get_model()->update_by_ID($save_cols_n_values, $this->ID());
+				} else {
+					$results = $this->get_model()->insert($save_cols_n_values);
+					$this->_update_cached_related_model_objs_fks();
+				}
+			}
+		} else {//there is NO primary key
+			$already_in_db = false;
+			foreach ($this->get_model()->unique_indexes() as $index) {
+				$uniqueness_where_params = array_intersect_key($save_cols_n_values, $index->fields());
+				if ($this->get_model()->exists(array($uniqueness_where_params))) {
+					$already_in_db = true;
+				}
+			}
+			if ($already_in_db) {
+				$combined_pk_fields_n_values = array_intersect_key($save_cols_n_values, $this->get_model()->get_combined_primary_key_fields());
+				$results = $this->get_model()->update($save_cols_n_values, $combined_pk_fields_n_values);
+			} else {
+				$results = $this->get_model()->insert($save_cols_n_values);
+			}
+		}
+		//restore the old assumption about values being prepared by the model object
+		$this->get_model()->assume_values_already_prepared_by_model_object($old_assumption_concerning_value_preparation);
+		/**
+		 * After saving the model object this action is called
+		 *
+		 * @param EE_Base_Class $model_object which was just saved
+		 * @param boolean|int   $results      if it were updated, TRUE or FALSE; if it were newly inserted
+		 *                                    the new ID (or 0 if an error occurred and it wasn't updated)
+		 */
+		do_action('AHEE__EE_Base_Class__save__end', $this, $results);
+		return $results;
+	}
+
+
+
+	/**
+	 * Updates the foreign key on related models objects pointing to this to have this model object's ID
+	 * as their foreign key.  If the cached related model objects already exist in the db, saves them (so that the DB is consistent)
+	 * Especially useful in case we JUST added this model object ot the database
+	 * and we want to let its cached relations with foreign keys to it know about that change. Eg: we've created a transaction but haven't saved it to the db. We also create a registration and don't save it to the DB, but we DO cache it on
+	 * the transaction. Now, when we save the transaction, the registration's TXN_ID will be automatically updated, whether or not they exist in the DB (if they do, their DB records will be automatically updated)
+	 *
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	protected function _update_cached_related_model_objs_fks()
+	{
+		foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
+			if ($relation_obj instanceof EE_Has_Many_Relation) {
+				foreach ($this->get_all_from_cache($relation_name) as $related_model_obj_in_cache) {
+					$fk_to_this = $related_model_obj_in_cache->get_model()->get_foreign_key_to(
+						$this->get_model()->get_this_model_name()
+					);
+					$related_model_obj_in_cache->set($fk_to_this->get_name(), $this->ID());
+					if ($related_model_obj_in_cache->ID()) {
+						$related_model_obj_in_cache->save();
+					}
+				}
+			}
+		}
+	}
+
+
+
+	/**
+	 * Saves this model object and its NEW cached relations to the database.
+	 * (Meaning, for now, IT DOES NOT WORK if the cached items already exist in the DB.
+	 * In order for that to work, we would need to mark model objects as dirty/clean...
+	 * because otherwise, there's a potential for infinite looping of saving
+	 * Saves the cached related model objects, and ensures the relation between them
+	 * and this object and properly setup
+	 *
+	 * @return int ID of new model object on save; 0 on failure+
+	 * @throws \EE_Error
+	 */
+	public function save_new_cached_related_model_objs()
+	{
+		//make sure this has been saved
+		if ( ! $this->ID()) {
+			$id = $this->save();
+		} else {
+			$id = $this->ID();
+		}
+		//now save all the NEW cached model objects  (ie they don't exist in the DB)
+		foreach ($this->get_model()->relation_settings() as $relationName => $relationObj) {
+			if ($this->_model_relations[$relationName]) {
+				//is this a relation where we should expect just ONE related object (ie, EE_Belongs_To_relation)
+				//or MANY related objects (ie, EE_HABTM_Relation or EE_Has_Many_Relation)?
+				if ($relationObj instanceof EE_Belongs_To_Relation) {
+					//add a relation to that relation type (which saves the appropriate thing in the process)
+					//but ONLY if it DOES NOT exist in the DB
+					/* @var $related_model_obj EE_Base_Class */
+					$related_model_obj = $this->_model_relations[$relationName];
+					//					if( ! $related_model_obj->ID()){
+					$this->_add_relation_to($related_model_obj, $relationName);
+					$related_model_obj->save_new_cached_related_model_objs();
+					//					}
+				} else {
+					foreach ($this->_model_relations[$relationName] as $related_model_obj) {
+						//add a relation to that relation type (which saves the appropriate thing in the process)
+						//but ONLY if it DOES NOT exist in the DB
+						//						if( ! $related_model_obj->ID()){
+						$this->_add_relation_to($related_model_obj, $relationName);
+						$related_model_obj->save_new_cached_related_model_objs();
+						//						}
+					}
+				}
+			}
+		}
+		return $id;
+	}
+
+
+
+	/**
+	 * for getting a model while instantiated.
+	 *
+	 * @return \EEM_Base | \EEM_CPT_Base
+	 */
+	public function get_model()
+	{
+		$modelName = self::_get_model_classname(get_class($this));
+		return self::_get_model_instance_with_name($modelName, $this->_timezone);
+	}
+
+
+
+	/**
+	 * @param $props_n_values
+	 * @param $classname
+	 * @return mixed bool|EE_Base_Class|EEM_CPT_Base
+	 * @throws \EE_Error
+	 */
+	protected static function _get_object_from_entity_mapper($props_n_values, $classname)
+	{
+		//TODO: will not work for Term_Relationships because they have no PK!
+		$primary_id_ref = self::_get_primary_key_name($classname);
+		if (array_key_exists($primary_id_ref, $props_n_values) && ! empty($props_n_values[$primary_id_ref])) {
+			$id = $props_n_values[$primary_id_ref];
+			return self::_get_model($classname)->get_from_entity_map($id);
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * This is called by child static "new_instance" method and we'll check to see if there is an existing db entry for the primary key (if present in incoming values).
+	 * If there is a key in the incoming array that matches the primary key for the model AND it is not null, then we check the db. If there's a an object we return it.  If not we return false.
+	 *
+	 * @param  array  $props_n_values   incoming array of properties and their values
+	 * @param  string $classname        the classname of the child class
+	 * @param null    $timezone
+	 * @param array   $date_formats     incoming date_formats in an array where the first value is the
+	 *                                  date_format and the second value is the time format
+	 * @return mixed (EE_Base_Class|bool)
+	 * @throws \EE_Error
+	 */
+	protected static function _check_for_object($props_n_values, $classname, $timezone = null, $date_formats = array())
+	{
+		$existing = null;
+		if (self::_get_model($classname)->has_primary_key_field()) {
+			$primary_id_ref = self::_get_primary_key_name($classname);
+			if (array_key_exists($primary_id_ref, $props_n_values)
+				&& ! empty($props_n_values[$primary_id_ref])
+			) {
+				$existing = self::_get_model($classname, $timezone)->get_one_by_ID(
+					$props_n_values[$primary_id_ref]
+				);
+			}
+		} elseif (self::_get_model($classname, $timezone)->has_all_combined_primary_key_fields($props_n_values)) {
+			//no primary key on this model, but there's still a matching item in the DB
+			$existing = self::_get_model($classname, $timezone)->get_one_by_ID(
+				self::_get_model($classname, $timezone)->get_index_primary_key_string($props_n_values)
+			);
+		}
+		if ($existing) {
+			//set date formats if present before setting values
+			if ( ! empty($date_formats) && is_array($date_formats)) {
+				$existing->set_date_format($date_formats[0]);
+				$existing->set_time_format($date_formats[1]);
+			} else {
+				//set default formats for date and time
+				$existing->set_date_format(get_option('date_format'));
+				$existing->set_time_format(get_option('time_format'));
+			}
+			foreach ($props_n_values as $property => $field_value) {
+				$existing->set($property, $field_value);
+			}
+			return $existing;
+		} else {
+			return false;
+		}
+	}
+
+
+
+	/**
+	 * Gets the EEM_*_Model for this class
+	 *
+	 * @access public now, as this is more convenient
+	 * @param      $classname
+	 * @param null $timezone
+	 * @throws EE_Error
+	 * @return EEM_Base
+	 */
+	protected static function _get_model($classname, $timezone = null)
+	{
+		//find model for this class
+		if ( ! $classname) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						"What were you thinking calling _get_model(%s)?? You need to specify the class name",
+						"event_espresso"
+					),
+					$classname
+				)
+			);
+		}
+		$modelName = self::_get_model_classname($classname);
+		return self::_get_model_instance_with_name($modelName, $timezone);
+	}
+
+
+
+	/**
+	 * Gets the model instance (eg instance of EEM_Attendee) given its classname (eg EE_Attendee)
+	 *
+	 * @param string $model_classname
+	 * @param null   $timezone
+	 * @return EEM_Base
+	 */
+	protected static function _get_model_instance_with_name($model_classname, $timezone = null)
+	{
+		$model_classname = str_replace('EEM_', '', $model_classname);
+		$model = EE_Registry::instance()->load_model($model_classname);
+		$model->set_timezone($timezone);
+		return $model;
+	}
+
+
+
+	/**
+	 * If a model name is provided (eg Registration), gets the model classname for that model.
+	 * Also works if a model class's classname is provided (eg EE_Registration).
+	 *
+	 * @param null $model_name
+	 * @return string like EEM_Attendee
+	 */
+	private static function _get_model_classname($model_name = null)
+	{
+		if (strpos($model_name, "EE_") === 0) {
+			$model_classname = str_replace("EE_", "EEM_", $model_name);
+		} else {
+			$model_classname = "EEM_" . $model_name;
+		}
+		return $model_classname;
+	}
+
+
+
+	/**
+	 * returns the name of the primary key attribute
+	 *
+	 * @param null $classname
+	 * @throws EE_Error
+	 * @return string
+	 */
+	protected static function _get_primary_key_name($classname = null)
+	{
+		if ( ! $classname) {
+			throw new EE_Error(
+				sprintf(
+					__("What were you thinking calling _get_primary_key_name(%s)", "event_espresso"),
+					$classname
+				)
+			);
+		}
+		return self::_get_model($classname)->get_primary_key_field()->get_name();
+	}
+
+
+
+	/**
+	 * Gets the value of the primary key.
+	 * If the object hasn't yet been saved, it should be whatever the model field's default was
+	 * (eg, if this were the EE_Event class, look at the primary key field on EEM_Event and see what its default value is.
+	 * Usually defaults for integer primary keys are 0; string primary keys are usually NULL).
+	 *
+	 * @return mixed, if the primary key is of type INT it'll be an int. Otherwise it could be a string
+	 * @throws \EE_Error
+	 */
+	public function ID()
+	{
+		//now that we know the name of the variable, use a variable variable to get its value and return its
+		if ($this->get_model()->has_primary_key_field()) {
+			return $this->_fields[self::_get_primary_key_name(get_class($this))];
+		} else {
+			return $this->get_model()->get_index_primary_key_string($this->_fields);
+		}
+	}
+
+
+
+	/**
+	 * Adds a relationship to the specified EE_Base_Class object, given the relationship's name. Eg, if the current model is related
+	 * to a group of events, the $relationName should be 'Event', and should be a key in the EE Model's $_model_relations array.
+	 * If this model object doesn't exist in the DB, just caches the related thing
+	 *
+	 * @param mixed  $otherObjectModelObjectOrID       EE_Base_Class or the ID of the other object
+	 * @param string $relationName                     eg 'Events','Question',etc.
+	 *                                                 an attendee to a group, you also want to specify which role they will have in that group. So you would use this parameter to specify array('role-column-name'=>'role-id')
+	 * @param array  $extra_join_model_fields_n_values You can optionally include an array of key=>value pairs that allow you to further constrict the relation to being added.  However, keep in mind that the columns (keys) given must match
+	 *                                                 a column on the JOIN table and currently only the HABTM models accept these additional conditions.  Also remember that if an exact match isn't found for these extra cols/val pairs,
+	 *                                                 then a NEW row is created in the join table.
+	 * @param null   $cache_id
+	 * @throws EE_Error
+	 * @return EE_Base_Class the object the relation was added to
+	 */
+	public function _add_relation_to($otherObjectModelObjectOrID, $relationName, $extra_join_model_fields_n_values = array(), $cache_id = null)
+	{
+		//if this thing exists in the DB, save the relation to the DB
+		if ($this->ID()) {
+			$otherObject = $this->get_model()->add_relationship_to($this, $otherObjectModelObjectOrID, $relationName, $extra_join_model_fields_n_values);
+			//clear cache so future get_many_related and get_first_related() return new results.
+			$this->clear_cache($relationName, $otherObject, true);
+			if ($otherObject instanceof EE_Base_Class) {
+				$otherObject->clear_cache($this->get_model()->get_this_model_name(), $this);
+			}
+		} else {
+			//this thing doesn't exist in the DB,  so just cache it
+			if ( ! $otherObjectModelObjectOrID instanceof EE_Base_Class) {
+				throw new EE_Error(sprintf(
+					__('Before a model object is saved to the database, calls to _add_relation_to must be passed an actual object, not just an ID. You provided %s as the model object to a %s', 'event_espresso'),
+					$otherObjectModelObjectOrID,
+					get_class($this)
+				));
+			} else {
+				$otherObject = $otherObjectModelObjectOrID;
+			}
+			$this->cache($relationName, $otherObjectModelObjectOrID, $cache_id);
+		}
+		if ($otherObject instanceof EE_Base_Class) {
+			//fix the reciprocal relation too
+			if ($otherObject->ID()) {
+				//its saved so assumed relations exist in the DB, so we can just
+				//clear the cache so future queries use the updated info in the DB
+				$otherObject->clear_cache($this->get_model()->get_this_model_name(), null, true);
+			} else {
+				//it's not saved, so it caches relations like this
+				$otherObject->cache($this->get_model()->get_this_model_name(), $this);
+			}
+		}
+		return $otherObject;
+	}
+
+
+
+	/**
+	 * Removes a relationship to the specified EE_Base_Class object, given the relationships' name. Eg, if the current model is related
+	 * to a group of events, the $relationName should be 'Events', and should be a key in the EE Model's $_model_relations array.
+	 * If this model object doesn't exist in the DB, just removes the related thing from the cache
+	 *
+	 * @param mixed  $otherObjectModelObjectOrID
+	 *                EE_Base_Class or the ID of the other object, OR an array key into the cache if this isn't saved to the DB yet
+	 * @param string $relationName
+	 * @param array  $where_query
+	 *                You can optionally include an array of key=>value pairs that allow you to further constrict the relation to being added.
+	 *                However, keep in mind that the columns (keys) given must match a column on the JOIN table
+	 *                and currently only the HABTM models accept these additional conditions.
+	 *                Also remember that if an exact match isn't found for these extra cols/val pairs, then a NEW row is created in the join table.
+	 * @return EE_Base_Class the relation was removed from
+	 * @throws \EE_Error
+	 */
+	public function _remove_relation_to($otherObjectModelObjectOrID, $relationName, $where_query = array())
+	{
+		if ($this->ID()) {
+			//if this exists in the DB, save the relation change to the DB too
+			$otherObject = $this->get_model()->remove_relationship_to($this, $otherObjectModelObjectOrID, $relationName, $where_query);
+			$this->clear_cache($relationName, $otherObject);
+		} else {
+			//this doesn't exist in the DB, just remove it from the cache
+			$otherObject = $this->clear_cache($relationName, $otherObjectModelObjectOrID);
+		}
+		if ($otherObject instanceof EE_Base_Class) {
+			$otherObject->clear_cache($this->get_model()->get_this_model_name(), $this);
+		}
+		return $otherObject;
+	}
+
+
+
+	/**
+	 * Removes ALL the related things for the $relationName.
+	 *
+	 * @param string $relationName
+	 * @param array  $where_query_params like EEM_Base::get_all's $query_params[0] (where conditions)
+	 * @return EE_Base_Class
+	 * @throws \EE_Error
+	 */
+	public function _remove_relations($relationName, $where_query_params = array())
+	{
+		if ($this->ID()) {
+			//if this exists in the DB, save the relation change to the DB too
+			$otherObjects = $this->get_model()->remove_relations($this, $relationName, $where_query_params);
+			$this->clear_cache($relationName, null, true);
+		} else {
+			//this doesn't exist in the DB, just remove it from the cache
+			$otherObjects = $this->clear_cache($relationName, null, true);
+		}
+		if (is_array($otherObjects)) {
+			foreach ($otherObjects as $otherObject) {
+				$otherObject->clear_cache($this->get_model()->get_this_model_name(), $this);
+			}
+		}
+		return $otherObjects;
+	}
+
+
+
+	/**
+	 * Gets all the related model objects of the specified type. Eg, if the current class if
+	 * EE_Event, you could call $this->get_many_related('Registration') to get an array of all the
+	 * EE_Registration objects which related to this event. Note: by default, we remove the "default query params"
+	 * because we want to get even deleted items etc.
+	 *
+	 * @param string $relationName key in the model's _model_relations array
+	 * @param array  $query_params like EEM_Base::get_all
+	 * @return EE_Base_Class[] Results not necessarily indexed by IDs, because some results might not have primary keys
+	 * @throws \EE_Error
+	 *                             or might not be saved yet. Consider using EEM_Base::get_IDs() on these results if you want IDs
+	 */
+	public function get_many_related($relationName, $query_params = array())
+	{
+		if ($this->ID()) {
+			//this exists in the DB, so get the related things from either the cache or the DB
+			//if there are query parameters, forget about caching the related model objects.
+			if ($query_params) {
+				$related_model_objects = $this->get_model()->get_all_related($this, $relationName, $query_params);
+			} else {
+				//did we already cache the result of this query?
+				$cached_results = $this->get_all_from_cache($relationName);
+				if ( ! $cached_results) {
+					$related_model_objects = $this->get_model()->get_all_related($this, $relationName, $query_params);
+					//if no query parameters were passed, then we got all the related model objects
+					//for that relation. We can cache them then.
+					foreach ($related_model_objects as $related_model_object) {
+						$this->cache($relationName, $related_model_object);
+					}
+				} else {
+					$related_model_objects = $cached_results;
+				}
+			}
+		} else {
+			//this doesn't exist in the DB, so just get the related things from the cache
+			$related_model_objects = $this->get_all_from_cache($relationName);
+		}
+		return $related_model_objects;
+	}
+
+
+
+	/**
+	 * Instead of getting the related model objects, simply counts them. Ignores default_where_conditions by default,
+	 * unless otherwise specified in the $query_params
+	 *
+	 * @param string $relation_name  model_name like 'Event', or 'Registration'
+	 * @param array  $query_params   like EEM_Base::get_all's
+	 * @param string $field_to_count name of field to count by. By default, uses primary key
+	 * @param bool   $distinct       if we want to only count the distinct values for the column then you can trigger that by the setting $distinct to TRUE;
+	 * @return int
+	 */
+	public function count_related($relation_name, $query_params = array(), $field_to_count = null, $distinct = false)
+	{
+		return $this->get_model()->count_related($this, $relation_name, $query_params, $field_to_count, $distinct);
+	}
+
+
+
+	/**
+	 * Instead of getting the related model objects, simply sums up the values of the specified field.
+	 * Note: ignores default_where_conditions by default, unless otherwise specified in the $query_params
+	 *
+	 * @param string $relation_name model_name like 'Event', or 'Registration'
+	 * @param array  $query_params  like EEM_Base::get_all's
+	 * @param string $field_to_sum  name of field to count by.
+	 *                              By default, uses primary key (which doesn't make much sense, so you should probably change it)
+	 * @return int
+	 */
+	public function sum_related($relation_name, $query_params = array(), $field_to_sum = null)
+	{
+		return $this->get_model()->sum_related($this, $relation_name, $query_params, $field_to_sum);
+	}
+
+
+
+	/**
+	 * Gets the first (ie, one) related model object of the specified type.
+	 *
+	 * @param string $relationName key in the model's _model_relations array
+	 * @param array  $query_params like EEM_Base::get_all
+	 * @return EE_Base_Class (not an array, a single object)
+	 * @throws \EE_Error
+	 */
+	public function get_first_related($relationName, $query_params = array())
+	{
+		if ($this->ID()) {//this exists in the DB, get from the cache OR the DB
+			//if they've provided some query parameters, don't bother trying to cache the result
+			//also make sure we're not caching the result of get_first_related
+			//on a relation which should have an array of objects (because the cache might have an array of objects)
+			if ($query_params || ! $this->get_model()->related_settings_for($relationName) instanceof EE_Belongs_To_Relation) {
+				$related_model_object = $this->get_model()->get_first_related($this, $relationName, $query_params);
+			} else {
+				//first, check if we've already cached the result of this query
+				$cached_result = $this->get_one_from_cache($relationName);
+				if ( ! $cached_result) {
+					$related_model_object = $this->get_model()->get_first_related($this, $relationName, $query_params);
+					$this->cache($relationName, $related_model_object);
+				} else {
+					$related_model_object = $cached_result;
+				}
+			}
+		} else {
+			$related_model_object = null;
+			//this doesn't exist in the Db, but maybe the relation is of type belongs to, and so the related thing might
+			if ($this->get_model()->related_settings_for($relationName) instanceof EE_Belongs_To_Relation) {
+				$related_model_object = $this->get_model()->get_first_related($this, $relationName, $query_params);
+			}
+			//this doesn't exist in the DB and apparently the thing it belongs to doesn't either, just get what's cached on this object
+			if ( ! $related_model_object) {
+				$related_model_object = $this->get_one_from_cache($relationName);
+			}
+		}
+		return $related_model_object;
+	}
+
+
+
+	/**
+	 * Does a delete on all related objects of type $relationName and removes
+	 * the current model object's relation to them. If they can't be deleted (because
+	 * of blocking related model objects) does nothing. If the related model objects are
+	 * soft-deletable, they will be soft-deleted regardless of related blocking model objects.
+	 * If this model object doesn't exist yet in the DB, just removes its related things
+	 *
+	 * @param string $relationName
+	 * @param array  $query_params like EEM_Base::get_all's
+	 * @return int how many deleted
+	 * @throws \EE_Error
+	 */
+	public function delete_related($relationName, $query_params = array())
+	{
+		if ($this->ID()) {
+			$count = $this->get_model()->delete_related($this, $relationName, $query_params);
+		} else {
+			$count = count($this->get_all_from_cache($relationName));
+			$this->clear_cache($relationName, null, true);
+		}
+		return $count;
+	}
+
+
+
+	/**
+	 * Does a hard delete (ie, removes the DB row) on all related objects of type $relationName and removes
+	 * the current model object's relation to them. If they can't be deleted (because
+	 * of blocking related model objects) just does a soft delete on it instead, if possible.
+	 * If the related thing isn't a soft-deletable model object, this function is identical
+	 * to delete_related(). If this model object doesn't exist in the DB, just remove its related things
+	 *
+	 * @param string $relationName
+	 * @param array  $query_params like EEM_Base::get_all's
+	 * @return int how many deleted (including those soft deleted)
+	 * @throws \EE_Error
+	 */
+	public function delete_related_permanently($relationName, $query_params = array())
+	{
+		if ($this->ID()) {
+			$count = $this->get_model()->delete_related_permanently($this, $relationName, $query_params);
+		} else {
+			$count = count($this->get_all_from_cache($relationName));
+		}
+		$this->clear_cache($relationName, null, true);
+		return $count;
+	}
+
+
+
+	/**
+	 * is_set
+	 * Just a simple utility function children can use for checking if property exists
+	 *
+	 * @access  public
+	 * @param  string $field_name property to check
+	 * @return bool                              TRUE if existing,FALSE if not.
+	 */
+	public function is_set($field_name)
+	{
+		return isset($this->_fields[$field_name]);
+	}
+
+
+
+	/**
+	 * Just a simple utility function children can use for checking if property (or properties) exists and throwing an EE_Error exception if they don't
+	 *
+	 * @param  mixed (string|array) $properties properties to check
+	 * @throws EE_Error
+	 * @return bool                              TRUE if existing, throw EE_Error if not.
+	 */
+	protected function _property_exists($properties)
+	{
+		foreach ((array)$properties as $property_name) {
+			//first make sure this property exists
+			if ( ! $this->_fields[$property_name]) {
+				throw new EE_Error(
+					sprintf(
+						__(
+							'Trying to retrieve a non-existent property (%s).  Double check the spelling please',
+							'event_espresso'
+						),
+						$property_name
+					)
+				);
+			}
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * This simply returns an array of model fields for this object
+	 *
+	 * @return array
+	 * @throws \EE_Error
+	 */
+	public function model_field_array()
+	{
+		$fields = $this->get_model()->field_settings(false);
+		$properties = array();
+		//remove prepended underscore
+		foreach ($fields as $field_name => $settings) {
+			$properties[$field_name] = $this->get($field_name);
+		}
+		return $properties;
+	}
+
+
+
+	/**
+	 * Very handy general function to allow for plugins to extend any child of EE_Base_Class.
+	 * If a method is called on a child of EE_Base_Class that doesn't exist, this function is called (http://www.garfieldtech.com/blog/php-magic-call)
+	 * and passed the method's name and arguments.
+	 * Instead of requiring a plugin to extend the EE_Base_Class (which works fine is there's only 1 plugin, but when will that happen?)
+	 * they can add a hook onto 'filters_hook_espresso__{className}__{methodName}' (eg, filters_hook_espresso__EE_Answer__my_great_function)
+	 * and accepts 2 arguments: the object on which the function was called, and an array of the original arguments passed to the function. Whatever their callback function returns will be returned by this function.
+	 * Example: in functions.php (or in a plugin):
+	 * add_filter('FHEE__EE_Answer__my_callback','my_callback',10,3);
+	 * function my_callback($previousReturnValue,EE_Base_Class $object,$argsArray){
+	 * $returnString= "you called my_callback! and passed args:".implode(",",$argsArray);
+	 *        return $previousReturnValue.$returnString;
+	 * }
+	 * require('EE_Answer.class.php');
+	 * $answer= EE_Answer::new_instance(array('REG_ID' => 2,'QST_ID' => 3,'ANS_value' => The answer is 42'));
+	 * echo $answer->my_callback('monkeys',100);
+	 * //will output "you called my_callback! and passed args:monkeys,100"
+	 *
+	 * @param string $methodName name of method which was called on a child of EE_Base_Class, but which
+	 * @param array  $args       array of original arguments passed to the function
+	 * @throws EE_Error
+	 * @return mixed whatever the plugin which calls add_filter decides
+	 */
+	public function __call($methodName, $args)
+	{
+		$className = get_class($this);
+		$tagName = "FHEE__{$className}__{$methodName}";
+		if ( ! has_filter($tagName)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						"Method %s on class %s does not exist! You can create one with the following code in functions.php or in a plugin: add_filter('%s','my_callback',10,3);function my_callback(\$previousReturnValue,EE_Base_Class \$object, \$argsArray){/*function body*/return \$whatever;}",
+						"event_espresso"
+					),
+					$methodName,
+					$className,
+					$tagName
+				)
+			);
+		}
+		return apply_filters($tagName, null, $this, $args);
+	}
+
+
+
+	/**
+	 * Similar to insert_post_meta, adds a record in the Extra_Meta model's table with the given key and value.
+	 * A $previous_value can be specified in case there are many meta rows with the same key
+	 *
+	 * @param string $meta_key
+	 * @param string $meta_value
+	 * @param string $previous_value
+	 * @return int records updated (or BOOLEAN if we actually ended up inserting the extra meta row)
+	 * @throws \EE_Error
+	 * NOTE: if the values haven't changed, returns 0
+	 */
+	public function update_extra_meta($meta_key, $meta_value, $previous_value = null)
+	{
+		$query_params = array(
+			array(
+				'EXM_key'  => $meta_key,
+				'OBJ_ID'   => $this->ID(),
+				'EXM_type' => $this->get_model()->get_this_model_name(),
+			),
+		);
+		if ($previous_value !== null) {
+			$query_params[0]['EXM_value'] = $meta_value;
+		}
+		$existing_rows_like_that = EEM_Extra_Meta::instance()->get_all($query_params);
+		if ( ! $existing_rows_like_that) {
+			return $this->add_extra_meta($meta_key, $meta_value);
+		} else {
+			foreach ($existing_rows_like_that as $existing_row) {
+				$existing_row->save(array('EXM_value' => $meta_value));
+			}
+			return count($existing_rows_like_that);
+		}
+	}
+
+
+
+	/**
+	 * Adds a new extra meta record. If $unique is set to TRUE, we'll first double-check
+	 * no other extra meta for this model object have the same key. Returns TRUE if the
+	 * extra meta row was entered, false if not
+	 *
+	 * @param string  $meta_key
+	 * @param string  $meta_value
+	 * @param boolean $unique
+	 * @return boolean
+	 * @throws \EE_Error
+	 */
+	public function add_extra_meta($meta_key, $meta_value, $unique = false)
+	{
+		if ($unique) {
+			$existing_extra_meta = EEM_Extra_Meta::instance()->get_one(
+				array(
+					array(
+						'EXM_key'  => $meta_key,
+						'OBJ_ID'   => $this->ID(),
+						'EXM_type' => $this->get_model()->get_this_model_name(),
+					),
+				)
+			);
+			if ($existing_extra_meta) {
+				return false;
+			}
+		}
+		$new_extra_meta = EE_Extra_Meta::new_instance(
+			array(
+				'EXM_key'   => $meta_key,
+				'EXM_value' => $meta_value,
+				'OBJ_ID'    => $this->ID(),
+				'EXM_type'  => $this->get_model()->get_this_model_name(),
+			)
+		);
+		$new_extra_meta->save();
+		return true;
+	}
+
+
+
+	/**
+	 * Deletes all the extra meta rows for this record as specified by key. If $meta_value
+	 * is specified, only deletes extra meta records with that value.
+	 *
+	 * @param string $meta_key
+	 * @param string $meta_value
+	 * @return int number of extra meta rows deleted
+	 * @throws \EE_Error
+	 */
+	public function delete_extra_meta($meta_key, $meta_value = null)
+	{
+		$query_params = array(
+			array(
+				'EXM_key'  => $meta_key,
+				'OBJ_ID'   => $this->ID(),
+				'EXM_type' => $this->get_model()->get_this_model_name(),
+			),
+		);
+		if ($meta_value !== null) {
+			$query_params[0]['EXM_value'] = $meta_value;
+		}
+		return EEM_Extra_Meta::instance()->delete($query_params);
+	}
+
+
+
+	/**
+	 * Gets the extra meta with the given meta key. If you specify "single" we just return 1, otherwise
+	 * an array of everything found. Requires that this model actually have a relation of type EE_Has_Many_Any_Relation.
+	 * You can specify $default is case you haven't found the extra meta
+	 *
+	 * @param string  $meta_key
+	 * @param boolean $single
+	 * @param mixed   $default if we don't find anything, what should we return?
+	 * @return mixed single value if $single; array if ! $single
+	 * @throws \EE_Error
+	 */
+	public function get_extra_meta($meta_key, $single = false, $default = null)
+	{
+		if ($single) {
+			$result = $this->get_first_related('Extra_Meta', array(array('EXM_key' => $meta_key)));
+			if ($result instanceof EE_Extra_Meta) {
+				return $result->value();
+			} else {
+				return $default;
+			}
+		} else {
+			$results = $this->get_many_related('Extra_Meta', array(array('EXM_key' => $meta_key)));
+			if ($results) {
+				$values = array();
+				foreach ($results as $result) {
+					if ($result instanceof EE_Extra_Meta) {
+						$values[$result->ID()] = $result->value();
+					}
+				}
+				return $values;
+			} else {
+				return $default;
+			}
+		}
+	}
+
+
+
+	/**
+	 * Returns a simple array of all the extra meta associated with this model object.
+	 * If $one_of_each_key is true (Default), it will be an array of simple key-value pairs, keys being the
+	 * extra meta's key, and teh value being its value. However, if there are duplicate extra meta rows with
+	 * the same key, only one will be used. (eg array('foo'=>'bar','monkey'=>123))
+	 * If $one_of_each_key is false, it will return an array with the top-level keys being
+	 * the extra meta keys, but their values are also arrays, which have the extra-meta's ID as their sub-key, and
+	 * finally the extra meta's value as each sub-value. (eg array('foo'=>array(1=>'bar',2=>'bill'),'monkey'=>array(3=>123)))
+	 *
+	 * @param boolean $one_of_each_key
+	 * @return array
+	 * @throws \EE_Error
+	 */
+	public function all_extra_meta_array($one_of_each_key = true)
+	{
+		$return_array = array();
+		if ($one_of_each_key) {
+			$extra_meta_objs = $this->get_many_related('Extra_Meta', array('group_by' => 'EXM_key'));
+			foreach ($extra_meta_objs as $extra_meta_obj) {
+				if ($extra_meta_obj instanceof EE_Extra_Meta) {
+					$return_array[$extra_meta_obj->key()] = $extra_meta_obj->value();
+				}
+			}
+		} else {
+			$extra_meta_objs = $this->get_many_related('Extra_Meta');
+			foreach ($extra_meta_objs as $extra_meta_obj) {
+				if ($extra_meta_obj instanceof EE_Extra_Meta) {
+					if ( ! isset($return_array[$extra_meta_obj->key()])) {
+						$return_array[$extra_meta_obj->key()] = array();
+					}
+					$return_array[$extra_meta_obj->key()][$extra_meta_obj->ID()] = $extra_meta_obj->value();
+				}
+			}
+		}
+		return $return_array;
+	}
+
+
+
+	/**
+	 * Gets a pretty nice displayable nice for this model object. Often overridden
+	 *
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function name()
+	{
+		//find a field that's not a text field
+		$field_we_can_use = $this->get_model()->get_a_field_of_type('EE_Text_Field_Base');
+		if ($field_we_can_use) {
+			return $this->get($field_we_can_use->get_name());
+		} else {
+			$first_few_properties = $this->model_field_array();
+			$first_few_properties = array_slice($first_few_properties, 0, 3);
+			$name_parts = array();
+			foreach ($first_few_properties as $name => $value) {
+				$name_parts[] = "$name:$value";
+			}
+			return implode(",", $name_parts);
+		}
+	}
+
+
+
+	/**
+	 * in_entity_map
+	 * Checks if this model object has been proven to already be in the entity map
+	 *
+	 * @return boolean
+	 * @throws \EE_Error
+	 */
+	public function in_entity_map()
+	{
+		if ($this->ID() && $this->get_model()->get_from_entity_map($this->ID()) === $this) {
+			//well, if we looked, did we find it in the entity map?
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+
+
+	/**
+	 * refresh_from_db
+	 * Makes sure the fields and values on this model object are in-sync with what's in the database.
+	 *
+	 * @throws EE_Error if this model object isn't in the entity mapper (because then you should
+	 * just use what's in the entity mapper and refresh it) and WP_DEBUG is TRUE
+	 */
+	public function refresh_from_db()
+	{
+		if ($this->ID() && $this->in_entity_map()) {
+			$this->get_model()->refresh_entity_map_from_db($this->ID());
+		} else {
+			//if it doesn't have ID, you shouldn't be asking to refresh it from teh database (because its not in the database)
+			//if it has an ID but it's not in the map, and you're asking me to refresh it
+			//that's kinda dangerous. You should just use what's in the entity map, or add this to the entity map if there's
+			//absolutely nothing in it for this ID
+			if (WP_DEBUG) {
+				throw new EE_Error(
+					sprintf(
+						__('Trying to refresh a model object with ID "%1$s" that\'s not in the entity map? First off: you should put it in the entity map by calling %2$s. Second off, if you want what\'s in the database right now, you should just call %3$s yourself and discard this model object.',
+							'event_espresso'),
+						$this->ID(),
+						get_class($this->get_model()) . '::instance()->add_to_entity_map()',
+						get_class($this->get_model()) . '::instance()->refresh_entity_map()'
+					)
+				);
+			}
+		}
+	}
+
+
+
+	/**
+	 * Because some other plugins, like Advanced Cron Manager, expect all objects to have this method
+	 * (probably a bad assumption they have made, oh well)
+	 *
+	 * @return string
+	 */
+	public function __toString()
+	{
+		try {
+			return sprintf('%s (%s)', $this->name(), $this->ID());
+		} catch (Exception $e) {
+			EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
+			return '';
+		}
+	}
+
+
+
+	/**
+	 * Clear related model objects if they're already in the DB, because otherwise when we
+	 * UN-serialize this model object we'll need to be careful to add them to the entity map.
+	 * This means if we have made changes to those related model objects, and want to unserialize
+	 * the this model object on a subsequent request, changes to those related model objects will be lost.
+	 * Instead, those related model objects should be directly serialized and stored.
+	 * Eg, the following won't work:
+	 * $reg = EEM_Registration::instance()->get_one_by_ID( 123 );
+	 * $att = $reg->attendee();
+	 * $att->set( 'ATT_fname', 'Dirk' );
+	 * update_option( 'my_option', serialize( $reg ) );
+	 * //END REQUEST
+	 * //START NEXT REQUEST
+	 * $reg = get_option( 'my_option' );
+	 * $reg->attendee()->save();
+	 * And would need to be replace with:
+	 * $reg = EEM_Registration::instance()->get_one_by_ID( 123 );
+	 * $att = $reg->attendee();
+	 * $att->set( 'ATT_fname', 'Dirk' );
+	 * update_option( 'my_option', serialize( $reg ) );
+	 * //END REQUEST
+	 * //START NEXT REQUEST
+	 * $att = get_option( 'my_option' );
+	 * $att->save();
+	 *
+	 * @return array
+	 * @throws \EE_Error
+	 */
+	public function __sleep()
+	{
+		foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
+			if ($relation_obj instanceof EE_Belongs_To_Relation) {
+				$classname = 'EE_' . $this->get_model()->get_this_model_name();
+				if (
+					$this->get_one_from_cache($relation_name) instanceof $classname
+					&& $this->get_one_from_cache($relation_name)->ID()
+				) {
+					$this->clear_cache($relation_name, $this->get_one_from_cache($relation_name)->ID());
+				}
+			}
+		}
+		$this->_props_n_values_provided_in_constructor = array();
+		return array_keys(get_object_vars($this));
+	}
+
+
+
+	/**
+	 * restore _props_n_values_provided_in_constructor
+	 * PLZ NOTE: this will reset the array to whatever fields values were present prior to serialization,
+	 * and therefore should NOT be used to determine if state change has occurred since initial construction.
+	 * At best, you would only be able to detect if state change has occurred during THIS request.
+	 */
+	public function __wakeup()
+	{
+		$this->_props_n_values_provided_in_constructor = $this->_fields;
+	}
 
 
 

Spacing +18 added lines, -18 removed lines

@@ -134,8 +134,8 @@ 
             list($this->_dt_frmt, $this->_tm_frmt) = $date_formats;
         } else {
             //set default formats for date and time
-            $this->_dt_frmt = (string)get_option('date_format', 'Y-m-d');
-            $this->_tm_frmt = (string)get_option('time_format', 'g:i a');
+            $this->_dt_frmt = (string) get_option('date_format', 'Y-m-d');
+            $this->_tm_frmt = (string) get_option('time_format', 'g:i a');
         }
         //if db model is instantiating
         if ($bydb) {
@@ -443,7 +443,7 @@ 
      */
     public function get_format($full = true)
     {
-        return $full ? $this->_dt_frmt . ' ' . $this->_tm_frmt : array($this->_dt_frmt, $this->_tm_frmt);
+        return $full ? $this->_dt_frmt.' '.$this->_tm_frmt : array($this->_dt_frmt, $this->_tm_frmt);
     }
 
 
@@ -545,7 +545,7 @@ 
         //verify the field exists
         $this->get_model()->field_settings_for($fieldname);
         $cache_type = $pretty ? 'pretty' : 'standard';
-        $cache_type .= ! empty($extra_cache_ref) ? '_' . $extra_cache_ref : '';
+        $cache_type .= ! empty($extra_cache_ref) ? '_'.$extra_cache_ref : '';
         if (isset($this->_cached_properties[$fieldname][$cache_type])) {
             return $this->_cached_properties[$fieldname][$cache_type];
         }
@@ -721,7 +721,7 @@ 
     public function update_cache_after_object_save($relationName, EE_Base_Class $newly_saved_object, $current_cache_id = '')
     {
         // verify that incoming object is of the correct type
-        $obj_class = 'EE_' . $relationName;
+        $obj_class = 'EE_'.$relationName;
         if ($newly_saved_object instanceof $obj_class) {
             /* @type EE_Base_Class $newly_saved_object */
             // now get the type of relation
@@ -1218,7 +1218,7 @@ 
      */
     public function get_i18n_datetime($field_name, $format = null)
     {
-        $format = empty($format) ? $this->_dt_frmt . ' ' . $this->_tm_frmt : $format;
+        $format = empty($format) ? $this->_dt_frmt.' '.$this->_tm_frmt : $format;
         return date_i18n(
             $format,
             EEH_DTT_Helper::get_timestamp_with_offset($this->get_raw($field_name), $this->_timezone)
@@ -1342,8 +1342,8 @@ 
         }
         $original_timezone = $this->_timezone;
         $this->set_timezone($timezone);
-        $fn = (array)$field_name;
-        $args = array_merge($fn, (array)$args);
+        $fn = (array) $field_name;
+        $args = array_merge($fn, (array) $args);
         if ( ! method_exists($this, $callback)) {
             throw new EE_Error(
                 sprintf(
@@ -1355,8 +1355,8 @@ 
                 )
             );
         }
-        $args = (array)$args;
-        $return = $prepend . call_user_func_array(array($this, $callback), $args) . $append;
+        $args = (array) $args;
+        $return = $prepend.call_user_func_array(array($this, $callback), $args).$append;
         $this->set_timezone($original_timezone);
         return $return;
     }
@@ -1489,7 +1489,7 @@ 
          * @param array         $set_cols_n_values
          * @param EE_Base_Class $model_object
          */
-        $set_cols_n_values = (array)apply_filters('FHEE__EE_Base_Class__save__set_cols_n_values', $set_cols_n_values, $this);
+        $set_cols_n_values = (array) apply_filters('FHEE__EE_Base_Class__save__set_cols_n_values', $set_cols_n_values, $this);
         //set attributes as provided in $set_cols_n_values
         foreach ($set_cols_n_values as $column => $value) {
             $this->set($column, $value);
@@ -1542,8 +1542,8 @@ 
                                 __('Using a model object %1$s that is NOT in the entity map, can lead to unexpected errors. You should either: %4$s 1. Put it in the entity mapper by calling %2$s %4$s 2. Discard this model object and use what is in the entity mapper %4$s 3. Fetch from the database using %3$s',
                                     'event_espresso'),
                                 get_class($this),
-                                get_class($this->get_model()) . '::instance()->add_to_entity_map()',
-                                get_class($this->get_model()) . '::instance()->get_one_by_ID()',
+                                get_class($this->get_model()).'::instance()->add_to_entity_map()',
+                                get_class($this->get_model()).'::instance()->get_one_by_ID()',
                                 '<br />'
                             )
                         );
@@ -1804,7 +1804,7 @@ 
         if (strpos($model_name, "EE_") === 0) {
             $model_classname = str_replace("EE_", "EEM_", $model_name);
         } else {
-            $model_classname = "EEM_" . $model_name;
+            $model_classname = "EEM_".$model_name;
         }
         return $model_classname;
     }
@@ -2162,7 +2162,7 @@ 
      */
     protected function _property_exists($properties)
     {
-        foreach ((array)$properties as $property_name) {
+        foreach ((array) $properties as $property_name) {
             //first make sure this property exists
             if ( ! $this->_fields[$property_name]) {
                 throw new EE_Error(
@@ -2491,8 +2491,8 @@ 
                         __('Trying to refresh a model object with ID "%1$s" that\'s not in the entity map? First off: you should put it in the entity map by calling %2$s. Second off, if you want what\'s in the database right now, you should just call %3$s yourself and discard this model object.',
                             'event_espresso'),
                         $this->ID(),
-                        get_class($this->get_model()) . '::instance()->add_to_entity_map()',
-                        get_class($this->get_model()) . '::instance()->refresh_entity_map()'
+                        get_class($this->get_model()).'::instance()->add_to_entity_map()',
+                        get_class($this->get_model()).'::instance()->refresh_entity_map()'
                     )
                 );
             }
@@ -2551,7 +2551,7 @@ 
     {
         foreach ($this->get_model()->relation_settings() as $relation_name => $relation_obj) {
             if ($relation_obj instanceof EE_Belongs_To_Relation) {
-                $classname = 'EE_' . $this->get_model()->get_this_model_name();
+                $classname = 'EE_'.$this->get_model()->get_this_model_name();
                 if (
                     $this->get_one_from_cache($relation_name) instanceof $classname
                     && $this->get_one_from_cache($relation_name)->ID()

core/middleware/EE_Recommended_Versions.core.php

Indentation +130 added lines, -130 removed lines

@@ -1,5 +1,5 @@ 
 <?php if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 
@@ -18,141 +18,141 @@ 
 {
 
 
-    /**
-     * converts a Request to a Response
-     *
-     * @param    EE_Request  $request
-     * @param    EE_Response $response
-     * @return    EE_Response
-     */
-    public function handle_request(EE_Request $request, EE_Response $response)
-    {
-        $this->_request = $request;
-        $this->_response = $response;
-        //$this->_response->add_output( "\n\t IN >>  " . __CLASS__ );
-        //$this->_response->set_notice( 1, 'hey look at this' );
-        // check required WP version
-        if ( ! $this->_minimum_wp_version_required()) {
-            $this->_request->un_set('activate', true);
-            add_action('admin_notices', array($this, 'minimum_wp_version_error'), 1);
-            //$this->_response->add_output( "\n<br />" . 'minimum_wp_version_error' );
-            $this->_response->terminate_request();
-            $this->_response->deactivate_plugin();
-        }
-        // check recommended PHP version
-        if ( ! $this->_minimum_php_version_recommended()) {
-            $this->_display_minimum_recommended_php_version_notice();
-        }
-        $this->_response = $this->process_request_stack($this->_request, $this->_response);
-        //$this->_response->add_output( "\n\t OUT << " . __CLASS__ );
-        return $this->_response;
-    }
-
-
-
-    /**
-     *    _check_wp_version
-     *
-     * @access private
-     * @param string $min_version
-     * @return boolean
-     */
-    private function _check_wp_version($min_version = EE_MIN_WP_VER_REQUIRED)
-    {
-        global $wp_version;
-        return version_compare($wp_version, $min_version, '>=') ? true : false;
-    }
-
-
-
-    /**
-     *    _minimum_wp_version_required
-     *
-     * @access private
-     * @return boolean
-     */
-    private function _minimum_wp_version_required()
-    {
-        return $this->_check_wp_version(EE_MIN_WP_VER_REQUIRED);
-    }
-
-
-
-    /**
-     *    _check_php_version
-     *
-     * @access private
-     * @param string $min_version
-     * @return boolean
-     */
-    private function _check_php_version($min_version = EE_MIN_PHP_VER_RECOMMENDED)
-    {
-        return version_compare(PHP_VERSION, $min_version, '>=') ? true : false;
-    }
-
-
-
-    /**
-     *    _minimum_php_version_recommended
-     *
-     * @access private
-     * @return boolean
-     */
-    private function _minimum_php_version_recommended()
-    {
-        return $this->_check_php_version(EE_MIN_PHP_VER_RECOMMENDED);
-    }
-
-
-
-    /**
-     *    minimum_wp_version_error
-     *
-     * @return void
-     */
-    public function minimum_wp_version_error()
-    {
-        global $wp_version;
-        ?>
+	/**
+	 * converts a Request to a Response
+	 *
+	 * @param    EE_Request  $request
+	 * @param    EE_Response $response
+	 * @return    EE_Response
+	 */
+	public function handle_request(EE_Request $request, EE_Response $response)
+	{
+		$this->_request = $request;
+		$this->_response = $response;
+		//$this->_response->add_output( "\n\t IN >>  " . __CLASS__ );
+		//$this->_response->set_notice( 1, 'hey look at this' );
+		// check required WP version
+		if ( ! $this->_minimum_wp_version_required()) {
+			$this->_request->un_set('activate', true);
+			add_action('admin_notices', array($this, 'minimum_wp_version_error'), 1);
+			//$this->_response->add_output( "\n<br />" . 'minimum_wp_version_error' );
+			$this->_response->terminate_request();
+			$this->_response->deactivate_plugin();
+		}
+		// check recommended PHP version
+		if ( ! $this->_minimum_php_version_recommended()) {
+			$this->_display_minimum_recommended_php_version_notice();
+		}
+		$this->_response = $this->process_request_stack($this->_request, $this->_response);
+		//$this->_response->add_output( "\n\t OUT << " . __CLASS__ );
+		return $this->_response;
+	}
+
+
+
+	/**
+	 *    _check_wp_version
+	 *
+	 * @access private
+	 * @param string $min_version
+	 * @return boolean
+	 */
+	private function _check_wp_version($min_version = EE_MIN_WP_VER_REQUIRED)
+	{
+		global $wp_version;
+		return version_compare($wp_version, $min_version, '>=') ? true : false;
+	}
+
+
+
+	/**
+	 *    _minimum_wp_version_required
+	 *
+	 * @access private
+	 * @return boolean
+	 */
+	private function _minimum_wp_version_required()
+	{
+		return $this->_check_wp_version(EE_MIN_WP_VER_REQUIRED);
+	}
+
+
+
+	/**
+	 *    _check_php_version
+	 *
+	 * @access private
+	 * @param string $min_version
+	 * @return boolean
+	 */
+	private function _check_php_version($min_version = EE_MIN_PHP_VER_RECOMMENDED)
+	{
+		return version_compare(PHP_VERSION, $min_version, '>=') ? true : false;
+	}
+
+
+
+	/**
+	 *    _minimum_php_version_recommended
+	 *
+	 * @access private
+	 * @return boolean
+	 */
+	private function _minimum_php_version_recommended()
+	{
+		return $this->_check_php_version(EE_MIN_PHP_VER_RECOMMENDED);
+	}
+
+
+
+	/**
+	 *    minimum_wp_version_error
+	 *
+	 * @return void
+	 */
+	public function minimum_wp_version_error()
+	{
+		global $wp_version;
+		?>
         <div class="error">
             <p>
                 <?php
-                printf(
-                        __('We\'re sorry, but Event Espresso requires WordPress version %1$s or greater in order to operate. You are currently running version %2$s.%3$sFor information on how to update your version of WordPress, please go to %4$s.',
-                                'event_espresso'),
-                        EE_MIN_WP_VER_REQUIRED,
-                        $wp_version,
-                        '<br/>',
-                        '<a href="http://codex.wordpress.org/Updating_WordPress">http://codex.wordpress.org/Updating_WordPress</a>'
-                );
-                ?>
+				printf(
+						__('We\'re sorry, but Event Espresso requires WordPress version %1$s or greater in order to operate. You are currently running version %2$s.%3$sFor information on how to update your version of WordPress, please go to %4$s.',
+								'event_espresso'),
+						EE_MIN_WP_VER_REQUIRED,
+						$wp_version,
+						'<br/>',
+						'<a href="http://codex.wordpress.org/Updating_WordPress">http://codex.wordpress.org/Updating_WordPress</a>'
+				);
+				?>
             </p>
         </div>
         <?php
-    }
-
-
-
-    /**
-     *    _display_minimum_recommended_php_version_notice
-     *
-     * @access private
-     * @return void
-     */
-    private function _display_minimum_recommended_php_version_notice()
-    {
-        EE_Error::add_persistent_admin_notice(
-                'php_version_' . str_replace('.', '-', EE_MIN_PHP_VER_RECOMMENDED) . '_recommended',
-                sprintf(
-                        __('Event Espresso recommends PHP version %1$s or greater for optimal performance. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
-                                'event_espresso'),
-                        EE_MIN_PHP_VER_RECOMMENDED,
-                        PHP_VERSION,
-                        '<br/>',
-                        '<a href="http://php.net/downloads.php">http://php.net/downloads.php</a>'
-                )
-        );
-    }
+	}
+
+
+
+	/**
+	 *    _display_minimum_recommended_php_version_notice
+	 *
+	 * @access private
+	 * @return void
+	 */
+	private function _display_minimum_recommended_php_version_notice()
+	{
+		EE_Error::add_persistent_admin_notice(
+				'php_version_' . str_replace('.', '-', EE_MIN_PHP_VER_RECOMMENDED) . '_recommended',
+				sprintf(
+						__('Event Espresso recommends PHP version %1$s or greater for optimal performance. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
+								'event_espresso'),
+						EE_MIN_PHP_VER_RECOMMENDED,
+						PHP_VERSION,
+						'<br/>',
+						'<a href="http://php.net/downloads.php">http://php.net/downloads.php</a>'
+				)
+		);
+	}
 
 
 }

core/EE_Encryption.core.php

Indentation +350 added lines, -351 removed lines

@@ -1,7 +1,7 @@ 
 <?php use EventEspresso\core\interfaces\InterminableInterface;
 
 if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 
@@ -19,356 +19,355 @@ 
 class EE_Encryption
 {
 
-    // instance of the EE_Encryption object
-    protected static $_instance;
-
-    protected        $_encryption_key;
-
-    protected        $_use_mcrypt = true;
-
-
-
-    /**
-     *    private constructor to prevent direct creation
-
-     */
-    private function __construct()
-    {
-        define('ESPRESSO_ENCRYPT', true);
-        if ( ! function_exists('mcrypt_encrypt')) {
-            $this->_use_mcrypt = false;
-        }
-    }
-
-
-
-    /**
-     *    singleton method used to instantiate class object
-     *
-     * @access public
-     * @return \EE_Encryption
-     */
-    public static function instance()
-    {
-        // check if class object is instantiated
-        if ( ! self::$_instance instanceof EE_Encryption) {
-            self::$_instance = new self();
-        }
-        return self::$_instance;
-    }
-
-
-
-    /**
-     *        get encryption key
-     *
-     * @access public
-     * @return string
-     */
-    public function get_encryption_key()
-    {
-        // if encryption key has not been set
-        if (empty($this->_encryption_key)) {
-            // retrieve encryption_key from db
-            $this->_encryption_key = get_option('ee_encryption_key', '');
-            // WHAT?? No encryption_key in the db ??
-            if ($this->_encryption_key === '') {
-                // let's make one. And md5 it to make it just the right size for a key
-                $new_key = md5($this->generate_random_string());
-                // now save it to the db for later
-                add_option('ee_encryption_key', $new_key);
-                // here's the key - FINALLY !
-                $this->_encryption_key = $new_key;
-            }
-        }
-        return $this->_encryption_key;
-    }
-
-
-
-    /**
-     * encrypts data
-     *
-     * @access   public
-     * @param string $text_string - the text to be encrypted
-     * @return string
-     */
-    public function encrypt($text_string = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($text_string)) {
-            return $text_string;
-        }
-        if ($this->_use_mcrypt) {
-            $encrypted_text = $this->m_encrypt($text_string);
-        } else {
-            $encrypted_text = $this->acme_encrypt($text_string);
-        }
-        return $encrypted_text;
-    }
-
-
-
-    /**
-     * decrypts data
-     *
-     * @access   public
-     * @param string $encrypted_text - the text to be decrypted
-     * @return string
-     */
-    public function decrypt($encrypted_text = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($encrypted_text)) {
-            return $encrypted_text;
-        }
-        // if PHP's mcrypt functions are installed then we'll use them
-        if ($this->_use_mcrypt) {
-            $decrypted_text = $this->m_decrypt($encrypted_text);
-        } else {
-            $decrypted_text = $this->acme_decrypt($encrypted_text);
-        }
-        return $decrypted_text;
-    }
-
-
-
-    /**
-     * encodes string with PHP's base64 encoding
-     * @source  http://php.net/manual/en/function.base64-encode.php
-     *
-     * @param string $text_string
-     * @internal param $string - the text to be encoded
-     * @return string
-     */
-    public function base64_string_encode($text_string = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($text_string) || ! function_exists('base64_encode')) {
-            return $text_string;
-        }
-        // encode
-        return base64_encode($text_string);
-    }
-
-
-
-    /**
-     * decodes string that has been encoded with PHP's base64 encoding
-     * @source  http://php.net/manual/en/function.base64-encode.php
-     *
-     * @param string $encoded_string
-     * @internal param $string - the text to be decoded
-     * @return string
-     */
-    public function base64_string_decode($encoded_string = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($encoded_string) || ! $this->valid_base_64($encoded_string)) {
-            return $encoded_string;
-        }
-        // decode
-        return base64_decode($encoded_string);
-    }
-
-
-
-    /**
-     * encodes  url string with PHP's base64 encoding
-     * @source  http://php.net/manual/en/function.base64-encode.php
-     *
-     * @access   public
-     * @param string $text_string
-     * @internal param $string - the text to be encoded
-     * @return string
-     */
-    public function base64_url_encode($text_string = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($text_string) || ! function_exists('base64_encode')) {
-            return $text_string;
-        }
-        // encode
-        $encoded_string = base64_encode($text_string);
-        // remove chars to make encoding more URL friendly
-        return strtr($encoded_string, '+/=', '-_,');
-    }
-
-
-
-    /**
-     * decodes  url string that has been encoded with PHP's base64 encoding
-     * @source  http://php.net/manual/en/function.base64-encode.php
-     *
-     * @access   public
-     * @param string $encoded_string
-     * @internal param $string - the text to be decoded
-     * @return string
-     */
-    public function base64_url_decode($encoded_string = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($encoded_string) || ! $this->valid_base_64($encoded_string)) {
-            return $encoded_string;
-        }
-        // replace previously removed characters
-        $encoded_string = strtr($encoded_string, '-_,', '+/=');
-        // decode
-        return base64_decode($encoded_string);
-    }
-
-
-
-    /**
-     * encrypts data using PHP's mcrypt functions
-     *
-     * @access   private
-     * @param string $text_string
-     * @internal param $string - the text to be encrypted
-     * @return string
-     */
-    private function m_encrypt($text_string = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($text_string)) {
-            return $text_string;
-        }
-        // get the initialization vector size
-        $iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
-        // initialization vector
-        $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
-        // encrypt it
-        $encrypted_text = mcrypt_encrypt(MCRYPT_RIJNDAEL_256, $this->get_encryption_key(), $text_string, MCRYPT_MODE_ECB, $iv);
-        // trim and maybe encode
-        return function_exists('base64_encode') ? trim(base64_encode($encrypted_text)) : trim($encrypted_text);
-    }
-
-
-
-    /**
-     * decrypts data that has been encrypted with PHP's mcrypt functions
-     *
-     * @access   private
-     * @param string $encrypted_text
-     * @internal param $string - the text to be decrypted
-     * @return string
-     */
-    private function m_decrypt($encrypted_text = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($encrypted_text)) {
-            return $encrypted_text;
-        }
-        // decode
-        $encrypted_text = $this->valid_base_64($encrypted_text) ? base64_decode($encrypted_text) : $encrypted_text;
-        // get the initialization vector size
-        $iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
-        $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
-        // decrypt it
-        $decrypted_text = mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $this->get_encryption_key(), $encrypted_text, MCRYPT_MODE_ECB, $iv);
-        $decrypted_text = trim($decrypted_text);
-        return $decrypted_text;
-    }
-
-
-
-    /**
-     * encrypts data for acme servers that didn't bother to install PHP mcrypt
-     *
-     * @source   : http://stackoverflow.com/questions/800922/how-to-encrypt-string-without-mcrypt-library-in-php
-     * @access   private
-     * @param string $text_string
-     * @internal param $string - the text to be decrypted
-     * @return string
-     */
-    private function acme_encrypt($text_string = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($text_string)) {
-            return $text_string;
-        }
-        $key_bits = str_split(str_pad('', strlen($text_string), $this->get_encryption_key(), STR_PAD_RIGHT));
-        $string_bits = str_split($text_string);
-        foreach ($string_bits as $k => $v) {
-            $temp = ord($v) + ord($key_bits[$k]);
-            $string_bits[$k] = chr($temp > 255 ? ($temp - 256) : $temp);
-        }
-        return function_exists('base64_encode') ? base64_encode(implode('', $string_bits)) : implode('', $string_bits);
-    }
-
-
-
-    /**
-     * decrypts data for acme servers that didn't bother to install PHP mcrypt
-     *
-     * @source   : http://stackoverflow.com/questions/800922/how-to-encrypt-string-without-mcrypt-library-in-php
-     * @param string $encrypted_text the text to be decrypted
-     * @return string
-     */
-    private function acme_decrypt($encrypted_text = '')
-    {
-        // you give me nothing??? GET OUT !
-        if (empty($encrypted_text)) {
-            return $encrypted_text;
-        }
-        // decode the data ?
-        $encrypted_text = $this->valid_base_64($encrypted_text) ? base64_decode($encrypted_text) : $encrypted_text;
-        $key_bits = str_split(str_pad('', strlen($encrypted_text), $this->get_encryption_key(), STR_PAD_RIGHT));
-        $string_bits = str_split($encrypted_text);
-        foreach ($string_bits as $k => $v) {
-            $temp = ord($v) - ord($key_bits[$k]);
-            $string_bits[$k] = chr($temp < 0 ? ($temp + 256) : $temp);
-        }
-        return implode('', $string_bits);
-    }
-
-
-
-    /**
-     * @see http://stackoverflow.com/questions/2556345/detect-base64-encoding-in-php#30231906
-     * @param $string
-     * @return bool
-     */
-    private function valid_base_64($string)
-    {
-        // ensure data is a string
-        if ( ! is_string($string) || ! function_exists('base64_decode')) {
-            return false;
-        }
-        $decoded = base64_decode($string, true);
-        // Check if there is no invalid character in string
-        if ( ! preg_match('/^[a-zA-Z0-9\/\r\n+]*={0,2}$/', $string)) {
-            return false;
-        }
-        // Decode the string in strict mode and send the response
-        if ( ! base64_decode($string, true)) {
-            return false;
-        }
-        // Encode and compare it to original one
-        return base64_encode($decoded) === $string;
-    }
-
-
-
-    /**
-     * generate random string
-     *
-     * @source   : http://stackoverflow.com/questions/637278/what-is-the-best-way-to-generate-a-random-key-within-php
-     * @access   public
-     * @param int $length
-     * @internal param $string - number of characters for random string
-     * @return string
-     */
-    public function generate_random_string($length = 40)
-    {
-        $iterations = ceil($length / 40);
-        $random_string = '';
-        for ($i = 0; $i < $iterations; $i++) {
-            $random_string .= sha1(microtime(true) . mt_rand(10000, 90000));
-        }
-        $random_string = substr($random_string, 0, $length);
-        return $random_string;
-    }
+	// instance of the EE_Encryption object
+	protected static $_instance;
+
+	protected        $_encryption_key;
+
+	protected        $_use_mcrypt = true;
+
+
+
+	/**
+	 *    private constructor to prevent direct creation
+	 */
+	private function __construct()
+	{
+		define('ESPRESSO_ENCRYPT', true);
+		if ( ! function_exists('mcrypt_encrypt')) {
+			$this->_use_mcrypt = false;
+		}
+	}
+
+
+
+	/**
+	 *    singleton method used to instantiate class object
+	 *
+	 * @access public
+	 * @return \EE_Encryption
+	 */
+	public static function instance()
+	{
+		// check if class object is instantiated
+		if ( ! self::$_instance instanceof EE_Encryption) {
+			self::$_instance = new self();
+		}
+		return self::$_instance;
+	}
+
+
+
+	/**
+	 *        get encryption key
+	 *
+	 * @access public
+	 * @return string
+	 */
+	public function get_encryption_key()
+	{
+		// if encryption key has not been set
+		if (empty($this->_encryption_key)) {
+			// retrieve encryption_key from db
+			$this->_encryption_key = get_option('ee_encryption_key', '');
+			// WHAT?? No encryption_key in the db ??
+			if ($this->_encryption_key === '') {
+				// let's make one. And md5 it to make it just the right size for a key
+				$new_key = md5($this->generate_random_string());
+				// now save it to the db for later
+				add_option('ee_encryption_key', $new_key);
+				// here's the key - FINALLY !
+				$this->_encryption_key = $new_key;
+			}
+		}
+		return $this->_encryption_key;
+	}
+
+
+
+	/**
+	 * encrypts data
+	 *
+	 * @access   public
+	 * @param string $text_string - the text to be encrypted
+	 * @return string
+	 */
+	public function encrypt($text_string = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($text_string)) {
+			return $text_string;
+		}
+		if ($this->_use_mcrypt) {
+			$encrypted_text = $this->m_encrypt($text_string);
+		} else {
+			$encrypted_text = $this->acme_encrypt($text_string);
+		}
+		return $encrypted_text;
+	}
+
+
+
+	/**
+	 * decrypts data
+	 *
+	 * @access   public
+	 * @param string $encrypted_text - the text to be decrypted
+	 * @return string
+	 */
+	public function decrypt($encrypted_text = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($encrypted_text)) {
+			return $encrypted_text;
+		}
+		// if PHP's mcrypt functions are installed then we'll use them
+		if ($this->_use_mcrypt) {
+			$decrypted_text = $this->m_decrypt($encrypted_text);
+		} else {
+			$decrypted_text = $this->acme_decrypt($encrypted_text);
+		}
+		return $decrypted_text;
+	}
+
+
+
+	/**
+	 * encodes string with PHP's base64 encoding
+	 * @source  http://php.net/manual/en/function.base64-encode.php
+	 *
+	 * @param string $text_string
+	 * @internal param $string - the text to be encoded
+	 * @return string
+	 */
+	public function base64_string_encode($text_string = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($text_string) || ! function_exists('base64_encode')) {
+			return $text_string;
+		}
+		// encode
+		return base64_encode($text_string);
+	}
+
+
+
+	/**
+	 * decodes string that has been encoded with PHP's base64 encoding
+	 * @source  http://php.net/manual/en/function.base64-encode.php
+	 *
+	 * @param string $encoded_string
+	 * @internal param $string - the text to be decoded
+	 * @return string
+	 */
+	public function base64_string_decode($encoded_string = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($encoded_string) || ! $this->valid_base_64($encoded_string)) {
+			return $encoded_string;
+		}
+		// decode
+		return base64_decode($encoded_string);
+	}
+
+
+
+	/**
+	 * encodes  url string with PHP's base64 encoding
+	 * @source  http://php.net/manual/en/function.base64-encode.php
+	 *
+	 * @access   public
+	 * @param string $text_string
+	 * @internal param $string - the text to be encoded
+	 * @return string
+	 */
+	public function base64_url_encode($text_string = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($text_string) || ! function_exists('base64_encode')) {
+			return $text_string;
+		}
+		// encode
+		$encoded_string = base64_encode($text_string);
+		// remove chars to make encoding more URL friendly
+		return strtr($encoded_string, '+/=', '-_,');
+	}
+
+
+
+	/**
+	 * decodes  url string that has been encoded with PHP's base64 encoding
+	 * @source  http://php.net/manual/en/function.base64-encode.php
+	 *
+	 * @access   public
+	 * @param string $encoded_string
+	 * @internal param $string - the text to be decoded
+	 * @return string
+	 */
+	public function base64_url_decode($encoded_string = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($encoded_string) || ! $this->valid_base_64($encoded_string)) {
+			return $encoded_string;
+		}
+		// replace previously removed characters
+		$encoded_string = strtr($encoded_string, '-_,', '+/=');
+		// decode
+		return base64_decode($encoded_string);
+	}
+
+
+
+	/**
+	 * encrypts data using PHP's mcrypt functions
+	 *
+	 * @access   private
+	 * @param string $text_string
+	 * @internal param $string - the text to be encrypted
+	 * @return string
+	 */
+	private function m_encrypt($text_string = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($text_string)) {
+			return $text_string;
+		}
+		// get the initialization vector size
+		$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
+		// initialization vector
+		$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
+		// encrypt it
+		$encrypted_text = mcrypt_encrypt(MCRYPT_RIJNDAEL_256, $this->get_encryption_key(), $text_string, MCRYPT_MODE_ECB, $iv);
+		// trim and maybe encode
+		return function_exists('base64_encode') ? trim(base64_encode($encrypted_text)) : trim($encrypted_text);
+	}
+
+
+
+	/**
+	 * decrypts data that has been encrypted with PHP's mcrypt functions
+	 *
+	 * @access   private
+	 * @param string $encrypted_text
+	 * @internal param $string - the text to be decrypted
+	 * @return string
+	 */
+	private function m_decrypt($encrypted_text = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($encrypted_text)) {
+			return $encrypted_text;
+		}
+		// decode
+		$encrypted_text = $this->valid_base_64($encrypted_text) ? base64_decode($encrypted_text) : $encrypted_text;
+		// get the initialization vector size
+		$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
+		$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
+		// decrypt it
+		$decrypted_text = mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $this->get_encryption_key(), $encrypted_text, MCRYPT_MODE_ECB, $iv);
+		$decrypted_text = trim($decrypted_text);
+		return $decrypted_text;
+	}
+
+
+
+	/**
+	 * encrypts data for acme servers that didn't bother to install PHP mcrypt
+	 *
+	 * @source   : http://stackoverflow.com/questions/800922/how-to-encrypt-string-without-mcrypt-library-in-php
+	 * @access   private
+	 * @param string $text_string
+	 * @internal param $string - the text to be decrypted
+	 * @return string
+	 */
+	private function acme_encrypt($text_string = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($text_string)) {
+			return $text_string;
+		}
+		$key_bits = str_split(str_pad('', strlen($text_string), $this->get_encryption_key(), STR_PAD_RIGHT));
+		$string_bits = str_split($text_string);
+		foreach ($string_bits as $k => $v) {
+			$temp = ord($v) + ord($key_bits[$k]);
+			$string_bits[$k] = chr($temp > 255 ? ($temp - 256) : $temp);
+		}
+		return function_exists('base64_encode') ? base64_encode(implode('', $string_bits)) : implode('', $string_bits);
+	}
+
+
+
+	/**
+	 * decrypts data for acme servers that didn't bother to install PHP mcrypt
+	 *
+	 * @source   : http://stackoverflow.com/questions/800922/how-to-encrypt-string-without-mcrypt-library-in-php
+	 * @param string $encrypted_text the text to be decrypted
+	 * @return string
+	 */
+	private function acme_decrypt($encrypted_text = '')
+	{
+		// you give me nothing??? GET OUT !
+		if (empty($encrypted_text)) {
+			return $encrypted_text;
+		}
+		// decode the data ?
+		$encrypted_text = $this->valid_base_64($encrypted_text) ? base64_decode($encrypted_text) : $encrypted_text;
+		$key_bits = str_split(str_pad('', strlen($encrypted_text), $this->get_encryption_key(), STR_PAD_RIGHT));
+		$string_bits = str_split($encrypted_text);
+		foreach ($string_bits as $k => $v) {
+			$temp = ord($v) - ord($key_bits[$k]);
+			$string_bits[$k] = chr($temp < 0 ? ($temp + 256) : $temp);
+		}
+		return implode('', $string_bits);
+	}
+
+
+
+	/**
+	 * @see http://stackoverflow.com/questions/2556345/detect-base64-encoding-in-php#30231906
+	 * @param $string
+	 * @return bool
+	 */
+	private function valid_base_64($string)
+	{
+		// ensure data is a string
+		if ( ! is_string($string) || ! function_exists('base64_decode')) {
+			return false;
+		}
+		$decoded = base64_decode($string, true);
+		// Check if there is no invalid character in string
+		if ( ! preg_match('/^[a-zA-Z0-9\/\r\n+]*={0,2}$/', $string)) {
+			return false;
+		}
+		// Decode the string in strict mode and send the response
+		if ( ! base64_decode($string, true)) {
+			return false;
+		}
+		// Encode and compare it to original one
+		return base64_encode($decoded) === $string;
+	}
+
+
+
+	/**
+	 * generate random string
+	 *
+	 * @source   : http://stackoverflow.com/questions/637278/what-is-the-best-way-to-generate-a-random-key-within-php
+	 * @access   public
+	 * @param int $length
+	 * @internal param $string - number of characters for random string
+	 * @return string
+	 */
+	public function generate_random_string($length = 40)
+	{
+		$iterations = ceil($length / 40);
+		$random_string = '';
+		for ($i = 0; $i < $iterations; $i++) {
+			$random_string .= sha1(microtime(true) . mt_rand(10000, 90000));
+		}
+		$random_string = substr($random_string, 0, $length);
+		return $random_string;
+	}
 
 
 

Spacing +1 added lines, -1 removed lines

@@ -364,7 +364,7 @@
         $iterations = ceil($length / 40);
         $random_string = '';
         for ($i = 0; $i < $iterations; $i++) {
-            $random_string .= sha1(microtime(true) . mt_rand(10000, 90000));
+            $random_string .= sha1(microtime(true).mt_rand(10000, 90000));
         }
         $random_string = substr($random_string, 0, $length);
         return $random_string;

core/libraries/form_sections/base/EE_Form_Section_Proper.form.php

Indentation +1348 added lines, -1348 removed lines

@@ -13,1354 +13,1354 @@
 class EE_Form_Section_Proper extends EE_Form_Section_Validatable
 {
 
-    const SUBMITTED_FORM_DATA_SSN_KEY = 'submitted_form_data';
-
-    /**
-     * Subsections
-     *
-     * @var EE_Form_Section_Validatable[]
-     */
-    protected $_subsections = array();
-
-    /**
-     * Strategy for laying out the form
-     *
-     * @var EE_Form_Section_Layout_Base
-     */
-    protected $_layout_strategy;
-
-    /**
-     * Whether or not this form has received and validated a form submission yet
-     *
-     * @var boolean
-     */
-    protected $_received_submission = false;
-
-    /**
-     * message displayed to users upon successful form submission
-     *
-     * @var string
-     */
-    protected $_form_submission_success_message = '';
-
-    /**
-     * message displayed to users upon unsuccessful form submission
-     *
-     * @var string
-     */
-    protected $_form_submission_error_message = '';
-
-    /**
-     * Stores all the data that will localized for form validation
-     *
-     * @var array
-     */
-    static protected $_js_localization = array();
-
-    /**
-     * whether or not the form's localized validation JS vars have been set
-     *
-     * @type boolean
-     */
-    static protected $_scripts_localized = false;
-
-
-
-    /**
-     * when constructing a proper form section, calls _construct_finalize on children
-     * so that they know who their parent is, and what name they've been given.
-     *
-     * @param array $options_array   {
-     * @type        $subsections     EE_Form_Section_Validatable[] where keys are the section's name
-     * @type        $include         string[] numerically-indexed where values are section names to be included,
-     *                               and in that order. This is handy if you want
-     *                               the subsections to be ordered differently than the default, and if you override
-     *                               which fields are shown
-     * @type        $exclude         string[] values are subsections to be excluded. This is handy if you want
-     *                               to remove certain default subsections (note: if you specify BOTH 'include' AND
-     *                               'exclude', the inclusions will be applied first, and the exclusions will exclude
-     *                               items from that list of inclusions)
-     * @type        $layout_strategy EE_Form_Section_Layout_Base strategy for laying out the form
-     *                               } @see EE_Form_Section_Validatable::__construct()
-     * @throws \EE_Error
-     */
-    public function __construct($options_array = array())
-    {
-        $options_array = (array)apply_filters('FHEE__EE_Form_Section_Proper___construct__options_array', $options_array,
-            $this);
-        //call parent first, as it may be setting the name
-        parent::__construct($options_array);
-        //if they've included subsections in the constructor, add them now
-        if (isset($options_array['include'])) {
-            //we are going to make sure we ONLY have those subsections to include
-            //AND we are going to make sure they're in that specified order
-            $reordered_subsections = array();
-            foreach ($options_array['include'] as $input_name) {
-                if (isset($this->_subsections[$input_name])) {
-                    $reordered_subsections[$input_name] = $this->_subsections[$input_name];
-                }
-            }
-            $this->_subsections = $reordered_subsections;
-        }
-        if (isset($options_array['exclude'])) {
-            $exclude = $options_array['exclude'];
-            $this->_subsections = array_diff_key($this->_subsections, array_flip($exclude));
-        }
-        if (isset($options_array['layout_strategy'])) {
-            $this->_layout_strategy = $options_array['layout_strategy'];
-        }
-        if ( ! $this->_layout_strategy) {
-            $this->_layout_strategy = is_admin() ? new EE_Admin_Two_Column_Layout() : new EE_Two_Column_Layout();
-        }
-        $this->_layout_strategy->_construct_finalize($this);
-        //ok so we are definitely going to want the forms JS,
-        //so enqueue it or remember to enqueue it during wp_enqueue_scripts
-        if (did_action('wp_enqueue_scripts')
-            || did_action('admin_enqueue_scripts')
-        ) {
-            //ok so they've constructed this object after when they should have.
-            //just enqueue the generic form scripts and initialize the form immediately in the JS
-            \EE_Form_Section_Proper::wp_enqueue_scripts(true);
-        } else {
-            add_action('wp_enqueue_scripts', array('EE_Form_Section_Proper', 'wp_enqueue_scripts'));
-            add_action('admin_enqueue_scripts', array('EE_Form_Section_Proper', 'wp_enqueue_scripts'));
-        }
-        add_action('wp_footer', array($this, 'ensure_scripts_localized'), 1);
-        if (isset($options_array['name'])) {
-            $this->_construct_finalize(null, $options_array['name']);
-        }
-    }
-
-
-
-    /**
-     * Finishes construction given the parent form section and this form section's name
-     *
-     * @param EE_Form_Section_Proper $parent_form_section
-     * @param string                 $name
-     * @throws \EE_Error
-     */
-    public function _construct_finalize($parent_form_section, $name)
-    {
-        parent::_construct_finalize($parent_form_section, $name);
-        $this->_set_default_name_if_empty();
-        $this->_set_default_html_id_if_empty();
-        foreach ($this->_subsections as $subsection_name => $subsection) {
-            if ($subsection instanceof EE_Form_Section_Base) {
-                $subsection->_construct_finalize($this, $subsection_name);
-            } else {
-                throw new EE_Error(
-                    sprintf(
-                        __('Subsection "%s" is not an instanceof EE_Form_Section_Base on form "%s". It is a "%s"',
-                            'event_espresso'),
-                        $subsection_name,
-                        get_class($this),
-                        $subsection ? get_class($subsection) : __('NULL', 'event_espresso')
-                    )
-                );
-            }
-        }
-        do_action('AHEE__EE_Form_Section_Proper___construct_finalize__end', $this, $parent_form_section, $name);
-    }
-
-
-
-    /**
-     * Gets the layout strategy for this form section
-     *
-     * @return EE_Form_Section_Layout_Base
-     */
-    public function get_layout_strategy()
-    {
-        return $this->_layout_strategy;
-    }
-
-
-
-    /**
-     * Gets the HTML for a single input for this form section according
-     * to the layout strategy
-     *
-     * @param EE_Form_Input_Base $input
-     * @return string
-     */
-    public function get_html_for_input($input)
-    {
-        return $this->_layout_strategy->layout_input($input);
-    }
-
-
-
-    /**
-     * was_submitted - checks if form inputs are present in request data
-     * Basically an alias for form_data_present_in() (which is used by both
-     * proper form sections and form inputs)
-     *
-     * @param null $form_data
-     * @return boolean
-     */
-    public function was_submitted($form_data = null)
-    {
-        return $this->form_data_present_in($form_data);
-    }
-
-
-
-    /**
-     * After the form section is initially created, call this to sanitize the data in the submission
-     * which relates to this form section, validate it, and set it as properties on the form.
-     *
-     * @param array|null $req_data should usually be $_POST (the default).
-     *                             However, you CAN supply a different array.
-     *                             Consider using set_defaults() instead however.
-     *                             (If you rendered the form in the page using echo $form_x->get_html()
-     *                             the inputs will have the correct name in the request data for this function
-     *                             to find them and populate the form with them.
-     *                             If you have a flat form (with only input subsections),
-     *                             you can supply a flat array where keys
-     *                             are the form input names and values are their values)
-     * @param boolean    $validate whether or not to perform validation on this data. Default is,
-     *                             of course, to validate that data, and set errors on the invalid values.
-     *                             But if the data has already been validated
-     *                             (eg you validated the data then stored it in the DB)
-     *                             you may want to skip this step.
-     */
-    public function receive_form_submission($req_data = null, $validate = true)
-    {
-        $req_data = apply_filters('FHEE__EE_Form_Section_Proper__receive_form_submission__req_data', $req_data, $this,
-            $validate);
-        if ($req_data === null) {
-            $req_data = array_merge($_GET, $_POST);
-        }
-        $req_data = apply_filters('FHEE__EE_Form_Section_Proper__receive_form_submission__request_data', $req_data,
-            $this);
-        $this->_normalize($req_data);
-        if ($validate) {
-            $this->_validate();
-            //if it's invalid, we're going to want to re-display so remember what they submitted
-            if ( ! $this->is_valid()) {
-                $this->store_submitted_form_data_in_session();
-            }
-        }
-        do_action('AHEE__EE_Form_Section_Proper__receive_form_submission__end', $req_data, $this, $validate);
-    }
-
-
-
-    /**
-     * caches the originally submitted input values in the session
-     * so that they can be used to repopulate the form if it failed validation
-     *
-     * @return boolean whether or not the data was successfully stored in the session
-     */
-    protected function store_submitted_form_data_in_session()
-    {
-        return EE_Registry::instance()->SSN->set_session_data(
-            array(
-                \EE_Form_Section_Proper::SUBMITTED_FORM_DATA_SSN_KEY => $this->submitted_values(true),
-            )
-        );
-    }
-
-
-
-    /**
-     * retrieves the originally submitted input values in the session
-     * so that they can be used to repopulate the form if it failed validation
-     *
-     * @return array
-     */
-    protected function get_submitted_form_data_from_session()
-    {
-        $session = EE_Registry::instance()->SSN;
-        if ($session instanceof EE_Session) {
-            return $session->get_session_data(
-                \EE_Form_Section_Proper::SUBMITTED_FORM_DATA_SSN_KEY
-            );
-        } else {
-            return array();
-        }
-    }
-
-
-
-    /**
-     * flushed the originally submitted input values from the session
-     *
-     * @return boolean whether or not the data was successfully removed from the session
-     */
-    protected function flush_submitted_form_data_from_session()
-    {
-        return EE_Registry::instance()->SSN->reset_data(
-            array(\EE_Form_Section_Proper::SUBMITTED_FORM_DATA_SSN_KEY)
-        );
-    }
-
-
-
-    /**
-     * Populates this form and its subsections with data from the session.
-     * (Wrapper for EE_Form_Section_Proper::receive_form_submission, so it shows
-     * validation errors when displaying too)
-     * Returns true if the form was populated from the session, false otherwise
-     *
-     * @return boolean
-     */
-    public function populate_from_session()
-    {
-        $form_data_in_session = $this->get_submitted_form_data_from_session();
-        if (empty($form_data_in_session)) {
-            return false;
-        }
-        $this->receive_form_submission($form_data_in_session);
-        $this->flush_submitted_form_data_from_session();
-        if ($this->form_data_present_in($form_data_in_session)) {
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-
-
-    /**
-     * Populates the default data for the form, given an array where keys are
-     * the input names, and values are their values (preferably normalized to be their
-     * proper PHP types, not all strings... although that should be ok too).
-     * Proper subsections are sub-arrays, the key being the subsection's name, and
-     * the value being an array formatted in teh same way
-     *
-     * @param array $default_data
-     */
-    public function populate_defaults($default_data)
-    {
-        foreach ($this->subsections() as $subsection_name => $subsection) {
-            if (isset($default_data[$subsection_name])) {
-                if ($subsection instanceof EE_Form_Input_Base) {
-                    $subsection->set_default($default_data[$subsection_name]);
-                } elseif ($subsection instanceof EE_Form_Section_Proper) {
-                    $subsection->populate_defaults($default_data[$subsection_name]);
-                }
-            }
-        }
-    }
-
-
-
-    /**
-     * returns true if subsection exists
-     *
-     * @param string $name
-     * @return boolean
-     */
-    public function subsection_exists($name)
-    {
-        return isset($this->_subsections[$name]) ? true : false;
-    }
-
-
-
-    /**
-     * Gets the subsection specified by its name
-     *
-     * @param string  $name
-     * @param boolean $require_construction_to_be_finalized most client code should leave this as TRUE
-     *                                                      so that the inputs will be properly configured.
-     *                                                      However, some client code may be ok
-     *                                                      with construction finalize being called later
-     *                                                      (realizing that the subsections' html names
-     *                                                      might not be set yet, etc.)
-     * @return EE_Form_Section_Base
-     * @throws \EE_Error
-     */
-    public function get_subsection($name, $require_construction_to_be_finalized = true)
-    {
-        if ($require_construction_to_be_finalized) {
-            $this->ensure_construct_finalized_called();
-        }
-        return $this->subsection_exists($name) ? $this->_subsections[$name] : null;
-    }
-
-
-
-    /**
-     * Gets all the validatable subsections of this form section
-     *
-     * @return EE_Form_Section_Validatable[]
-     */
-    public function get_validatable_subsections()
-    {
-        $validatable_subsections = array();
-        foreach ($this->subsections() as $name => $obj) {
-            if ($obj instanceof EE_Form_Section_Validatable) {
-                $validatable_subsections[$name] = $obj;
-            }
-        }
-        return $validatable_subsections;
-    }
-
-
-
-    /**
-     * Gets an input by the given name. If not found, or if its not an EE_FOrm_Input_Base child,
-     * throw an EE_Error.
-     *
-     * @param string  $name
-     * @param boolean $require_construction_to_be_finalized most client code should
-     *                                                      leave this as TRUE so that the inputs will be properly
-     *                                                      configured. However, some client code may be ok with
-     *                                                      construction finalize being called later
-     *                                                      (realizing that the subsections' html names might not be
-     *                                                      set yet, etc.)
-     * @return EE_Form_Input_Base
-     * @throws EE_Error
-     */
-    public function get_input($name, $require_construction_to_be_finalized = true)
-    {
-        $subsection = $this->get_subsection($name, $require_construction_to_be_finalized);
-        if ( ! $subsection instanceof EE_Form_Input_Base) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        "Subsection '%s' is not an instanceof EE_Form_Input_Base on form '%s'. It is a '%s'",
-                        'event_espresso'
-                    ),
-                    $name,
-                    get_class($this),
-                    $subsection ? get_class($subsection) : __("NULL", 'event_espresso')
-                )
-            );
-        }
-        return $subsection;
-    }
-
-
-
-    /**
-     * Like get_input(), gets the proper subsection of the form given the name,
-     * otherwise throws an EE_Error
-     *
-     * @param string  $name
-     * @param boolean $require_construction_to_be_finalized most client code should
-     *                                                      leave this as TRUE so that the inputs will be properly
-     *                                                      configured. However, some client code may be ok with
-     *                                                      construction finalize being called later
-     *                                                      (realizing that the subsections' html names might not be
-     *                                                      set yet, etc.)
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     */
-    public function get_proper_subsection($name, $require_construction_to_be_finalized = true)
-    {
-        $subsection = $this->get_subsection($name, $require_construction_to_be_finalized);
-        if ( ! $subsection instanceof EE_Form_Section_Proper) {
-            throw new EE_Error(
-                sprintf(
-                    __("Subsection '%'s is not an instanceof EE_Form_Section_Proper on form '%s'", 'event_espresso'),
-                    $name,
-                    get_class($this)
-                )
-            );
-        }
-        return $subsection;
-    }
-
-
-
-    /**
-     * Gets the value of the specified input. Should be called after receive_form_submission()
-     * or populate_defaults() on the form, where the normalized value on the input is set.
-     *
-     * @param string $name
-     * @return mixed depending on the input's type and its normalization strategy
-     * @throws \EE_Error
-     */
-    public function get_input_value($name)
-    {
-        $input = $this->get_input($name);
-        return $input->normalized_value();
-    }
-
-
-
-    /**
-     * Checks if this form section itself is valid, and then checks its subsections
-     *
-     * @throws EE_Error
-     * @return boolean
-     */
-    public function is_valid()
-    {
-        if ( ! $this->has_received_submission()) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        "You cannot check if a form is valid before receiving the form submission using receive_form_submission",
-                        "event_espresso"
-                    )
-                )
-            );
-        }
-        if ( ! parent::is_valid()) {
-            return false;
-        }
-        // ok so no general errors to this entire form section.
-        // so let's check the subsections, but only set errors if that hasn't been done yet
-        $set_submission_errors = $this->submission_error_message() === '' ? true : false;
-        foreach ($this->get_validatable_subsections() as $subsection) {
-            if ( ! $subsection->is_valid() || $subsection->get_validation_error_string() !== '') {
-                if ($set_submission_errors) {
-                    $this->set_submission_error_message($subsection->get_validation_error_string());
-                }
-                return false;
-            }
-        }
-        return true;
-    }
-
-
-
-    /**
-     * gets teh default name of this form section if none is specified
-     *
-     * @return string
-     */
-    protected function _set_default_name_if_empty()
-    {
-        if ( ! $this->_name) {
-            $classname = get_class($this);
-            $default_name = str_replace("EE_", "", $classname);
-            $this->_name = $default_name;
-        }
-    }
-
-
-
-    /**
-     * Returns the HTML for the form, except for the form opening and closing tags
-     * (as the form section doesn't know where you necessarily want to send the information to),
-     * and except for a submit button. Enqueus JS and CSS; if called early enough we will
-     * try to enqueue them in the header, otherwise they'll be enqueued in the footer.
-     * Not doing_it_wrong because theoretically this CAN be used properly,
-     * provided its used during "wp_enqueue_scripts", or it doesn't need to enqueue
-     * any CSS.
-     *
-     * @throws \EE_Error
-     */
-    public function get_html_and_js()
-    {
-        $this->enqueue_js();
-        return $this->get_html();
-    }
-
-
-
-    /**
-     * returns HTML for displaying this form section. recursively calls display_section() on all subsections
-     *
-     * @param bool $display_previously_submitted_data
-     * @return string
-     */
-    public function get_html($display_previously_submitted_data = true)
-    {
-        $this->ensure_construct_finalized_called();
-        if ($display_previously_submitted_data) {
-            $this->populate_from_session();
-        }
-        return $this->_layout_strategy->layout_form();
-    }
-
-
-
-    /**
-     * enqueues JS and CSS for the form.
-     * It is preferred to call this before wp_enqueue_scripts so the
-     * scripts and styles can be put in the header, but if called later
-     * they will be put in the footer (which is OK for JS, but in HTML4 CSS should
-     * only be in the header; but in HTML5 its ok in the body.
-     * See http://stackoverflow.com/questions/4957446/load-external-css-file-in-body-tag.
-     * So if your form enqueues CSS, it's preferred to call this before wp_enqueue_scripts.)
-     *
-     * @return string
-     * @throws \EE_Error
-     */
-    public function enqueue_js()
-    {
-        $this->_enqueue_and_localize_form_js();
-        foreach ($this->subsections() as $subsection) {
-            $subsection->enqueue_js();
-        }
-    }
-
-
-
-    /**
-     * adds a filter so that jquery validate gets enqueued in EE_System::wp_enqueue_scripts().
-     * This must be done BEFORE wp_enqueue_scripts() gets called, which is on
-     * the wp_enqueue_scripts hook.
-     * However, registering the form js and localizing it can happen when we
-     * actually output the form (which is preferred, seeing how teh form's fields
-     * could change until it's actually outputted)
-     *
-     * @param boolean $init_form_validation_automatically whether or not we want the form validation
-     *                                                    to be triggered automatically or not
-     * @return void
-     */
-    public static function wp_enqueue_scripts($init_form_validation_automatically = true)
-    {
-        add_filter('FHEE_load_jquery_validate', '__return_true');
-        wp_register_script(
-            'ee_form_section_validation',
-            EE_GLOBAL_ASSETS_URL . 'scripts' . DS . 'form_section_validation.js',
-            array('jquery-validate', 'jquery-ui-datepicker', 'jquery-validate-extra-methods'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_localize_script(
-            'ee_form_section_validation',
-            'ee_form_section_validation_init',
-            array('init' => $init_form_validation_automatically ? true : false)
-        );
-    }
-
-
-
-    /**
-     * gets the variables used by form_section_validation.js.
-     * This needs to be called AFTER we've called $this->_enqueue_jquery_validate_script,
-     * but before the wordpress hook wp_loaded
-     *
-     * @throws \EE_Error
-     */
-    public function _enqueue_and_localize_form_js()
-    {
-        $this->ensure_construct_finalized_called();
-        //actually, we don't want to localize just yet. There may be other forms on the page.
-        //so we need to add our form section data to a static variable accessible by all form sections
-        //and localize it just before the footer
-        $this->localize_validation_rules();
-        add_action('wp_footer', array('EE_Form_Section_Proper', 'localize_script_for_all_forms'), 2);
-        add_action('admin_footer', array('EE_Form_Section_Proper', 'localize_script_for_all_forms'));
-    }
-
-
-
-    /**
-     * add our form section data to a static variable accessible by all form sections
-     *
-     * @param bool $return_for_subsection
-     * @return void
-     * @throws \EE_Error
-     */
-    public function localize_validation_rules($return_for_subsection = false)
-    {
-        // we only want to localize vars ONCE for the entire form,
-        // so if the form section doesn't have a parent, then it must be the top dog
-        if ($return_for_subsection || ! $this->parent_section()) {
-            EE_Form_Section_Proper::$_js_localization['form_data'][$this->html_id()] = array(
-                'form_section_id'  => $this->html_id(true),
-                'validation_rules' => $this->get_jquery_validation_rules(),
-                'other_data'       => $this->get_other_js_data(),
-                'errors'           => $this->subsection_validation_errors_by_html_name(),
-            );
-            EE_Form_Section_Proper::$_scripts_localized = true;
-        }
-    }
-
-
-
-    /**
-     * Gets an array of extra data that will be useful for client-side javascript.
-     * This is primarily data added by inputs and forms in addition to any
-     * scripts they might enqueue
-     *
-     * @param array $form_other_js_data
-     * @return array
-     */
-    public function get_other_js_data($form_other_js_data = array())
-    {
-        foreach ($this->subsections() as $subsection) {
-            $form_other_js_data = $subsection->get_other_js_data($form_other_js_data);
-        }
-        return $form_other_js_data;
-    }
-
-
-
-    /**
-     * Gets a flat array of inputs for this form section and its subsections.
-     * Keys are their form names, and values are the inputs themselves
-     *
-     * @return EE_Form_Input_Base
-     */
-    public function inputs_in_subsections()
-    {
-        $inputs = array();
-        foreach ($this->subsections() as $subsection) {
-            if ($subsection instanceof EE_Form_Input_Base) {
-                $inputs[$subsection->html_name()] = $subsection;
-            } elseif ($subsection instanceof EE_Form_Section_Proper) {
-                $inputs += $subsection->inputs_in_subsections();
-            }
-        }
-        return $inputs;
-    }
-
-
-
-    /**
-     * Gets a flat array of all the validation errors.
-     * Keys are html names (because those should be unique)
-     * and values are a string of all their validation errors
-     *
-     * @return string[]
-     */
-    public function subsection_validation_errors_by_html_name()
-    {
-        $inputs = $this->inputs();
-        $errors = array();
-        foreach ($inputs as $form_input) {
-            if ($form_input instanceof EE_Form_Input_Base && $form_input->get_validation_errors()) {
-                $errors[$form_input->html_name()] = $form_input->get_validation_error_string();
-            }
-        }
-        return $errors;
-    }
-
-
-
-    /**
-     * passes all the form data required by the JS to the JS, and enqueues the few required JS files.
-     * Should be setup by each form during the _enqueues_and_localize_form_js
-     */
-    public static function localize_script_for_all_forms()
-    {
-        //allow inputs and stuff to hook in their JS and stuff here
-        do_action('AHEE__EE_Form_Section_Proper__localize_script_for_all_forms__begin');
-        EE_Form_Section_Proper::$_js_localization['localized_error_messages'] = EE_Form_Section_Proper::_get_localized_error_messages();
-        $email_validation_level = isset(EE_Registry::instance()->CFG->registration->email_validation_level)
-            ? EE_Registry::instance()->CFG->registration->email_validation_level
-            : 'wp_default';
-        EE_Form_Section_Proper::$_js_localization['email_validation_level'] = $email_validation_level;
-        wp_enqueue_script('ee_form_section_validation');
-        wp_localize_script(
-            'ee_form_section_validation',
-            'ee_form_section_vars',
-            EE_Form_Section_Proper::$_js_localization
-        );
-    }
-
-
-
-    /**
-     * ensure_scripts_localized
-     */
-    public function ensure_scripts_localized()
-    {
-        if ( ! EE_Form_Section_Proper::$_scripts_localized) {
-            $this->_enqueue_and_localize_form_js();
-        }
-    }
-
-
-
-    /**
-     * Gets the hard-coded validation error messages to be used in the JS. The convention
-     * is that the key here should be the same as the custom validation rule put in the JS file
-     *
-     * @return array keys are custom validation rules, and values are internationalized strings
-     */
-    private static function _get_localized_error_messages()
-    {
-        return array(
-            'validUrl' => __("This is not a valid absolute URL. Eg, http://domain.com/monkey.jpg", "event_espresso"),
-            'regex'    => __('Please check your input', 'event_espresso'),
-        );
-    }
-
-
-
-    /**
-     * @return array
-     */
-    public static function js_localization()
-    {
-        return self::$_js_localization;
-    }
-
-
-
-    /**
-     * @return array
-     */
-    public static function reset_js_localization()
-    {
-        self::$_js_localization = array();
-    }
-
-
-
-    /**
-     * Gets the JS to put inside the jquery validation rules for subsection of this form section.
-     * See parent function for more...
-     *
-     * @return array
-     */
-    public function get_jquery_validation_rules()
-    {
-        $jquery_validation_rules = array();
-        foreach ($this->get_validatable_subsections() as $subsection) {
-            $jquery_validation_rules = array_merge(
-                $jquery_validation_rules,
-                $subsection->get_jquery_validation_rules()
-            );
-        }
-        return $jquery_validation_rules;
-    }
-
-
-
-    /**
-     * Sanitizes all the data and sets the sanitized value of each field
-     *
-     * @param array $req_data like $_POST
-     * @return void
-     */
-    protected function _normalize($req_data)
-    {
-        $this->_received_submission = true;
-        $this->_validation_errors = array();
-        foreach ($this->get_validatable_subsections() as $subsection) {
-            try {
-                $subsection->_normalize($req_data);
-            } catch (EE_Validation_Error $e) {
-                $subsection->add_validation_error($e);
-            }
-        }
-    }
-
-
-
-    /**
-     * Performs validation on this form section and its subsections.
-     * For each subsection,
-     * calls _validate_{subsection_name} on THIS form (if the function exists)
-     * and passes it the subsection, then calls _validate on that subsection.
-     * If you need to perform validation on the form as a whole (considering multiple)
-     * you would be best to override this _validate method,
-     * calling parent::_validate() first.
-     */
-    protected function _validate()
-    {
-        foreach ($this->get_validatable_subsections() as $subsection_name => $subsection) {
-            if (method_exists($this, '_validate_' . $subsection_name)) {
-                call_user_func_array(array($this, '_validate_' . $subsection_name), array($subsection));
-            }
-            $subsection->_validate();
-        }
-    }
-
-
-
-    /**
-     * Gets all the validated inputs for the form section
-     *
-     * @return array
-     */
-    public function valid_data()
-    {
-        $inputs = array();
-        foreach ($this->subsections() as $subsection_name => $subsection) {
-            if ($subsection instanceof EE_Form_Section_Proper) {
-                $inputs[$subsection_name] = $subsection->valid_data();
-            } else if ($subsection instanceof EE_Form_Input_Base) {
-                $inputs[$subsection_name] = $subsection->normalized_value();
-            }
-        }
-        return $inputs;
-    }
-
-
-
-    /**
-     * Gets all the inputs on this form section
-     *
-     * @return EE_Form_Input_Base[]
-     */
-    public function inputs()
-    {
-        $inputs = array();
-        foreach ($this->subsections() as $subsection_name => $subsection) {
-            if ($subsection instanceof EE_Form_Input_Base) {
-                $inputs[$subsection_name] = $subsection;
-            }
-        }
-        return $inputs;
-    }
-
-
-
-    /**
-     * Gets all the subsections which are a proper form
-     *
-     * @return EE_Form_Section_Proper[]
-     */
-    public function subforms()
-    {
-        $form_sections = array();
-        foreach ($this->subsections() as $name => $obj) {
-            if ($obj instanceof EE_Form_Section_Proper) {
-                $form_sections[$name] = $obj;
-            }
-        }
-        return $form_sections;
-    }
-
-
-
-    /**
-     * Gets all the subsections (inputs, proper subsections, or html-only sections).
-     * Consider using inputs() or subforms()
-     * if you only want form inputs or proper form sections.
-     *
-     * @return EE_Form_Section_Proper[]
-     */
-    public function subsections()
-    {
-        $this->ensure_construct_finalized_called();
-        return $this->_subsections;
-    }
-
-
-
-    /**
-     * Returns a simple array where keys are input names, and values are their normalized
-     * values. (Similar to calling get_input_value on inputs)
-     *
-     * @param boolean $include_subform_inputs Whether to include inputs from subforms,
-     *                                        or just this forms' direct children inputs
-     * @param boolean $flatten                Whether to force the results into 1-dimensional array,
-     *                                        or allow multidimensional array
-     * @return array if $flatten is TRUE it will always be a 1-dimensional array
-     *                                        with array keys being input names
-     *                                        (regardless of whether they are from a subsection or not),
-     *                                        and if $flatten is FALSE it can be a multidimensional array
-     *                                        where keys are always subsection names and values are either
-     *                                        the input's normalized value, or an array like the top-level array
-     */
-    public function input_values($include_subform_inputs = false, $flatten = false)
-    {
-        return $this->_input_values(false, $include_subform_inputs, $flatten);
-    }
-
-
-
-    /**
-     * Similar to EE_Form_Section_Proper::input_values(), except this returns the 'display_value'
-     * of each input. On some inputs (especially radio boxes or checkboxes), the value stored
-     * is not necessarily the value we want to display to users. This creates an array
-     * where keys are the input names, and values are their display values
-     *
-     * @param boolean $include_subform_inputs Whether to include inputs from subforms,
-     *                                        or just this forms' direct children inputs
-     * @param boolean $flatten                Whether to force the results into 1-dimensional array,
-     *                                        or allow multidimensional array
-     * @return array if $flatten is TRUE it will always be a 1-dimensional array
-     *                                        with array keys being input names
-     *                                        (regardless of whether they are from a subsection or not),
-     *                                        and if $flatten is FALSE it can be a multidimensional array
-     *                                        where keys are always subsection names and values are either
-     *                                        the input's normalized value, or an array like the top-level array
-     */
-    public function input_pretty_values($include_subform_inputs = false, $flatten = false)
-    {
-        return $this->_input_values(true, $include_subform_inputs, $flatten);
-    }
-
-
-
-    /**
-     * Gets the input values from the form
-     *
-     * @param boolean $pretty                 Whether to retrieve the pretty value,
-     *                                        or just the normalized value
-     * @param boolean $include_subform_inputs Whether to include inputs from subforms,
-     *                                        or just this forms' direct children inputs
-     * @param boolean $flatten                Whether to force the results into 1-dimensional array,
-     *                                        or allow multidimensional array
-     * @return array if $flatten is TRUE it will always be a 1-dimensional array with array keys being
-     *                                        input names (regardless of whether they are from a subsection or not),
-     *                                        and if $flatten is FALSE it can be a multidimensional array
-     *                                        where keys are always subsection names and values are either
-     *                                        the input's normalized value, or an array like the top-level array
-     */
-    public function _input_values($pretty = false, $include_subform_inputs = false, $flatten = false)
-    {
-        $input_values = array();
-        foreach ($this->subsections() as $subsection_name => $subsection) {
-            if ($subsection instanceof EE_Form_Input_Base) {
-                $input_values[$subsection_name] = $pretty
-                    ? $subsection->pretty_value()
-                    : $subsection->normalized_value();
-            } else if ($subsection instanceof EE_Form_Section_Proper && $include_subform_inputs) {
-                $subform_input_values = $subsection->_input_values($pretty, $include_subform_inputs, $flatten);
-                if ($flatten) {
-                    $input_values = array_merge($input_values, $subform_input_values);
-                } else {
-                    $input_values[$subsection_name] = $subform_input_values;
-                }
-            }
-        }
-        return $input_values;
-    }
-
-
-
-    /**
-     * Gets the originally submitted input values from the form
-     *
-     * @param boolean $include_subforms  Whether to include inputs from subforms,
-     *                                   or just this forms' direct children inputs
-     * @return array                     if $flatten is TRUE it will always be a 1-dimensional array
-     *                                   with array keys being input names
-     *                                   (regardless of whether they are from a subsection or not),
-     *                                   and if $flatten is FALSE it can be a multidimensional array
-     *                                   where keys are always subsection names and values are either
-     *                                   the input's normalized value, or an array like the top-level array
-     */
-    public function submitted_values($include_subforms = false)
-    {
-        $submitted_values = array();
-        foreach ($this->subsections() as $subsection) {
-            if ($subsection instanceof EE_Form_Input_Base) {
-                // is this input part of an array of inputs?
-                if (strpos($subsection->html_name(), '[') !== false) {
-                    $full_input_name = \EEH_Array::convert_array_values_to_keys(
-                        explode('[', str_replace(']', '', $subsection->html_name())),
-                        $subsection->raw_value()
-                    );
-                    $submitted_values = array_replace_recursive($submitted_values, $full_input_name);
-                } else {
-                    $submitted_values[$subsection->html_name()] = $subsection->raw_value();
-                }
-            } else if ($subsection instanceof EE_Form_Section_Proper && $include_subforms) {
-                $subform_input_values = $subsection->submitted_values($include_subforms);
-                $submitted_values = array_replace_recursive($submitted_values, $subform_input_values);
-            }
-        }
-        return $submitted_values;
-    }
-
-
-
-    /**
-     * Indicates whether or not this form has received a submission yet
-     * (ie, had receive_form_submission called on it yet)
-     *
-     * @return boolean
-     * @throws \EE_Error
-     */
-    public function has_received_submission()
-    {
-        $this->ensure_construct_finalized_called();
-        return $this->_received_submission;
-    }
-
-
-
-    /**
-     * Equivalent to passing 'exclude' in the constructor's options array.
-     * Removes the listed inputs from the form
-     *
-     * @param array $inputs_to_exclude values are the input names
-     * @return void
-     */
-    public function exclude(array $inputs_to_exclude = array())
-    {
-        foreach ($inputs_to_exclude as $input_to_exclude_name) {
-            unset($this->_subsections[$input_to_exclude_name]);
-        }
-    }
-
-
-
-    /**
-     * @param array $inputs_to_hide
-     * @throws \EE_Error
-     */
-    public function hide($inputs_to_hide = array())
-    {
-        foreach ($inputs_to_hide as $input_to_hide) {
-            $input = $this->get_input($input_to_hide);
-            $input->set_display_strategy(new EE_Hidden_Display_Strategy());
-        }
-    }
-
-
-
-    /**
-     * add_subsections
-     * Adds the listed subsections to the form section.
-     * If $subsection_name_to_target is provided,
-     * then new subsections are added before or after that subsection,
-     * otherwise to the start or end of the entire subsections array.
-     *
-     * @param EE_Form_Section_Base[] $new_subsections           array of new form subsections
-     *                                                          where keys are their names
-     * @param string                 $subsection_name_to_target an existing for section that $new_subsections
-     *                                                          should be added before or after
-     *                                                          IF $subsection_name_to_target is null,
-     *                                                          then $new_subsections will be added to
-     *                                                          the beginning or end of the entire subsections array
-     * @param boolean                $add_before                whether to add $new_subsections, before or after
-     *                                                          $subsection_name_to_target,
-     *                                                          or if $subsection_name_to_target is null,
-     *                                                          before or after entire subsections array
-     * @return void
-     * @throws \EE_Error
-     */
-    public function add_subsections($new_subsections, $subsection_name_to_target = null, $add_before = true)
-    {
-        foreach ($new_subsections as $subsection_name => $subsection) {
-            if ( ! $subsection instanceof EE_Form_Section_Base) {
-                EE_Error::add_error(
-                    sprintf(
-                        __(
-                            "Trying to add a %s as a subsection (it was named '%s') to the form section '%s'. It was removed.",
-                            "event_espresso"
-                        ),
-                        get_class($subsection),
-                        $subsection_name,
-                        $this->name()
-                    )
-                );
-                unset($new_subsections[$subsection_name]);
-            }
-        }
-        $this->_subsections = EEH_Array::insert_into_array(
-            $this->_subsections,
-            $new_subsections,
-            $subsection_name_to_target,
-            $add_before
-        );
-        if ($this->_construction_finalized) {
-            foreach ($this->_subsections as $name => $subsection) {
-                $subsection->_construct_finalize($this, $name);
-            }
-        }
-    }
-
-
-
-    /**
-     * Just gets all validatable subsections to clean their sensitive data
-     */
-    public function clean_sensitive_data()
-    {
-        foreach ($this->get_validatable_subsections() as $subsection) {
-            $subsection->clean_sensitive_data();
-        }
-    }
-
-
-
-    /**
-     * @param string $form_submission_error_message
-     */
-    public function set_submission_error_message($form_submission_error_message = '')
-    {
-        $this->_form_submission_error_message .= ! empty($form_submission_error_message)
-            ? $form_submission_error_message
-            : __('Form submission failed due to errors', 'event_espresso');
-    }
-
-
-
-    /**
-     * @return string
-     */
-    public function submission_error_message()
-    {
-        return $this->_form_submission_error_message;
-    }
-
-
-
-    /**
-     * @param string $form_submission_success_message
-     */
-    public function set_submission_success_message($form_submission_success_message)
-    {
-        $this->_form_submission_success_message .= ! empty($form_submission_success_message)
-            ? $form_submission_success_message
-            : __('Form submitted successfully', 'event_espresso');
-    }
-
-
-
-    /**
-     * @return string
-     */
-    public function submission_success_message()
-    {
-        return $this->_form_submission_success_message;
-    }
-
-
-
-    /**
-     * Returns the prefix that should be used on child of this form section for
-     * their html names. If this form section itself has a parent, prepends ITS
-     * prefix onto this form section's prefix. Used primarily by
-     * EE_Form_Input_Base::_set_default_html_name_if_empty
-     *
-     * @return string
-     * @throws \EE_Error
-     */
-    public function html_name_prefix()
-    {
-        if ($this->parent_section() instanceof EE_Form_Section_Proper) {
-            return $this->parent_section()->html_name_prefix() . '[' . $this->name() . ']';
-        } else {
-            return $this->name();
-        }
-    }
-
-
-
-    /**
-     * Gets the name, but first checks _construct_finalize has been called. If not,
-     * calls it (assumes there is no parent and that we want the name to be whatever
-     * was set, which is probably nothing, or the classname)
-     *
-     * @return string
-     * @throws \EE_Error
-     */
-    public function name()
-    {
-        $this->ensure_construct_finalized_called();
-        return parent::name();
-    }
-
-
-
-    /**
-     * @return EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    public function parent_section()
-    {
-        $this->ensure_construct_finalized_called();
-        return parent::parent_section();
-    }
-
-
-
-    /**
-     * make sure construction finalized was called, otherwise children might not be ready
-     *
-     * @return void
-     * @throws \EE_Error
-     */
-    public function ensure_construct_finalized_called()
-    {
-        if ( ! $this->_construction_finalized) {
-            $this->_construct_finalize($this->_parent_section, $this->_name);
-        }
-    }
-
-
-
-    /**
-     * Checks if any of this form section's inputs, or any of its children's inputs,
-     * are in teh form data. If any are found, returns true. Else false
-     *
-     * @param array $req_data
-     * @return boolean
-     */
-    public function form_data_present_in($req_data = null)
-    {
-        if ($req_data === null) {
-            $req_data = $_POST;
-        }
-        foreach ($this->subsections() as $subsection) {
-            if ($subsection instanceof EE_Form_Input_Base) {
-                if ($subsection->form_data_present_in($req_data)) {
-                    return true;
-                }
-            } elseif ($subsection instanceof EE_Form_Section_Proper) {
-                if ($subsection->form_data_present_in($req_data)) {
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
-
-
-    /**
-     * Gets validation errors for this form section and subsections
-     * Similar to EE_Form_Section_Validatable::get_validation_errors() except this
-     * gets the validation errors for ALL subsection
-     *
-     * @return EE_Validation_Error[]
-     */
-    public function get_validation_errors_accumulated()
-    {
-        $validation_errors = $this->get_validation_errors();
-        foreach ($this->get_validatable_subsections() as $subsection) {
-            if ($subsection instanceof EE_Form_Section_Proper) {
-                $validation_errors_on_this_subsection = $subsection->get_validation_errors_accumulated();
-            } else {
-                $validation_errors_on_this_subsection = $subsection->get_validation_errors();
-            }
-            if ($validation_errors_on_this_subsection) {
-                $validation_errors = array_merge($validation_errors, $validation_errors_on_this_subsection);
-            }
-        }
-        return $validation_errors;
-    }
-
-
-
-    /**
-     * This isn't just the name of an input, it's a path pointing to an input. The
-     * path is similar to a folder path: slash (/) means to descend into a subsection,
-     * dot-dot-slash (../) means to ascend into the parent section.
-     * After a series of slashes and dot-dot-slashes, there should be the name of an input,
-     * which will be returned.
-     * Eg, if you want the related input to be conditional on a sibling input name 'foobar'
-     * just use 'foobar'. If you want it to be conditional on an aunt/uncle input name
-     * 'baz', use '../baz'. If you want it to be conditional on a cousin input,
-     * the child of 'baz_section' named 'baz_child', use '../baz_section/baz_child'.
-     * Etc
-     *
-     * @param string|false $form_section_path we accept false also because substr( '../', '../' ) = false
-     * @return EE_Form_Section_Base
-     */
-    public function find_section_from_path($form_section_path)
-    {
-        //check if we can find the input from purely going straight up the tree
-        $input = parent::find_section_from_path($form_section_path);
-        if ($input instanceof EE_Form_Section_Base) {
-            return $input;
-        }
-        $next_slash_pos = strpos($form_section_path, '/');
-        if ($next_slash_pos !== false) {
-            $child_section_name = substr($form_section_path, 0, $next_slash_pos);
-            $subpath = substr($form_section_path, $next_slash_pos + 1);
-        } else {
-            $child_section_name = $form_section_path;
-            $subpath = '';
-        }
-        $child_section = $this->get_subsection($child_section_name);
-        if ($child_section instanceof EE_Form_Section_Base) {
-            return $child_section->find_section_from_path($subpath);
-        } else {
-            return null;
-        }
-    }
+	const SUBMITTED_FORM_DATA_SSN_KEY = 'submitted_form_data';
+
+	/**
+	 * Subsections
+	 *
+	 * @var EE_Form_Section_Validatable[]
+	 */
+	protected $_subsections = array();
+
+	/**
+	 * Strategy for laying out the form
+	 *
+	 * @var EE_Form_Section_Layout_Base
+	 */
+	protected $_layout_strategy;
+
+	/**
+	 * Whether or not this form has received and validated a form submission yet
+	 *
+	 * @var boolean
+	 */
+	protected $_received_submission = false;
+
+	/**
+	 * message displayed to users upon successful form submission
+	 *
+	 * @var string
+	 */
+	protected $_form_submission_success_message = '';
+
+	/**
+	 * message displayed to users upon unsuccessful form submission
+	 *
+	 * @var string
+	 */
+	protected $_form_submission_error_message = '';
+
+	/**
+	 * Stores all the data that will localized for form validation
+	 *
+	 * @var array
+	 */
+	static protected $_js_localization = array();
+
+	/**
+	 * whether or not the form's localized validation JS vars have been set
+	 *
+	 * @type boolean
+	 */
+	static protected $_scripts_localized = false;
+
+
+
+	/**
+	 * when constructing a proper form section, calls _construct_finalize on children
+	 * so that they know who their parent is, and what name they've been given.
+	 *
+	 * @param array $options_array   {
+	 * @type        $subsections     EE_Form_Section_Validatable[] where keys are the section's name
+	 * @type        $include         string[] numerically-indexed where values are section names to be included,
+	 *                               and in that order. This is handy if you want
+	 *                               the subsections to be ordered differently than the default, and if you override
+	 *                               which fields are shown
+	 * @type        $exclude         string[] values are subsections to be excluded. This is handy if you want
+	 *                               to remove certain default subsections (note: if you specify BOTH 'include' AND
+	 *                               'exclude', the inclusions will be applied first, and the exclusions will exclude
+	 *                               items from that list of inclusions)
+	 * @type        $layout_strategy EE_Form_Section_Layout_Base strategy for laying out the form
+	 *                               } @see EE_Form_Section_Validatable::__construct()
+	 * @throws \EE_Error
+	 */
+	public function __construct($options_array = array())
+	{
+		$options_array = (array)apply_filters('FHEE__EE_Form_Section_Proper___construct__options_array', $options_array,
+			$this);
+		//call parent first, as it may be setting the name
+		parent::__construct($options_array);
+		//if they've included subsections in the constructor, add them now
+		if (isset($options_array['include'])) {
+			//we are going to make sure we ONLY have those subsections to include
+			//AND we are going to make sure they're in that specified order
+			$reordered_subsections = array();
+			foreach ($options_array['include'] as $input_name) {
+				if (isset($this->_subsections[$input_name])) {
+					$reordered_subsections[$input_name] = $this->_subsections[$input_name];
+				}
+			}
+			$this->_subsections = $reordered_subsections;
+		}
+		if (isset($options_array['exclude'])) {
+			$exclude = $options_array['exclude'];
+			$this->_subsections = array_diff_key($this->_subsections, array_flip($exclude));
+		}
+		if (isset($options_array['layout_strategy'])) {
+			$this->_layout_strategy = $options_array['layout_strategy'];
+		}
+		if ( ! $this->_layout_strategy) {
+			$this->_layout_strategy = is_admin() ? new EE_Admin_Two_Column_Layout() : new EE_Two_Column_Layout();
+		}
+		$this->_layout_strategy->_construct_finalize($this);
+		//ok so we are definitely going to want the forms JS,
+		//so enqueue it or remember to enqueue it during wp_enqueue_scripts
+		if (did_action('wp_enqueue_scripts')
+			|| did_action('admin_enqueue_scripts')
+		) {
+			//ok so they've constructed this object after when they should have.
+			//just enqueue the generic form scripts and initialize the form immediately in the JS
+			\EE_Form_Section_Proper::wp_enqueue_scripts(true);
+		} else {
+			add_action('wp_enqueue_scripts', array('EE_Form_Section_Proper', 'wp_enqueue_scripts'));
+			add_action('admin_enqueue_scripts', array('EE_Form_Section_Proper', 'wp_enqueue_scripts'));
+		}
+		add_action('wp_footer', array($this, 'ensure_scripts_localized'), 1);
+		if (isset($options_array['name'])) {
+			$this->_construct_finalize(null, $options_array['name']);
+		}
+	}
+
+
+
+	/**
+	 * Finishes construction given the parent form section and this form section's name
+	 *
+	 * @param EE_Form_Section_Proper $parent_form_section
+	 * @param string                 $name
+	 * @throws \EE_Error
+	 */
+	public function _construct_finalize($parent_form_section, $name)
+	{
+		parent::_construct_finalize($parent_form_section, $name);
+		$this->_set_default_name_if_empty();
+		$this->_set_default_html_id_if_empty();
+		foreach ($this->_subsections as $subsection_name => $subsection) {
+			if ($subsection instanceof EE_Form_Section_Base) {
+				$subsection->_construct_finalize($this, $subsection_name);
+			} else {
+				throw new EE_Error(
+					sprintf(
+						__('Subsection "%s" is not an instanceof EE_Form_Section_Base on form "%s". It is a "%s"',
+							'event_espresso'),
+						$subsection_name,
+						get_class($this),
+						$subsection ? get_class($subsection) : __('NULL', 'event_espresso')
+					)
+				);
+			}
+		}
+		do_action('AHEE__EE_Form_Section_Proper___construct_finalize__end', $this, $parent_form_section, $name);
+	}
+
+
+
+	/**
+	 * Gets the layout strategy for this form section
+	 *
+	 * @return EE_Form_Section_Layout_Base
+	 */
+	public function get_layout_strategy()
+	{
+		return $this->_layout_strategy;
+	}
+
+
+
+	/**
+	 * Gets the HTML for a single input for this form section according
+	 * to the layout strategy
+	 *
+	 * @param EE_Form_Input_Base $input
+	 * @return string
+	 */
+	public function get_html_for_input($input)
+	{
+		return $this->_layout_strategy->layout_input($input);
+	}
+
+
+
+	/**
+	 * was_submitted - checks if form inputs are present in request data
+	 * Basically an alias for form_data_present_in() (which is used by both
+	 * proper form sections and form inputs)
+	 *
+	 * @param null $form_data
+	 * @return boolean
+	 */
+	public function was_submitted($form_data = null)
+	{
+		return $this->form_data_present_in($form_data);
+	}
+
+
+
+	/**
+	 * After the form section is initially created, call this to sanitize the data in the submission
+	 * which relates to this form section, validate it, and set it as properties on the form.
+	 *
+	 * @param array|null $req_data should usually be $_POST (the default).
+	 *                             However, you CAN supply a different array.
+	 *                             Consider using set_defaults() instead however.
+	 *                             (If you rendered the form in the page using echo $form_x->get_html()
+	 *                             the inputs will have the correct name in the request data for this function
+	 *                             to find them and populate the form with them.
+	 *                             If you have a flat form (with only input subsections),
+	 *                             you can supply a flat array where keys
+	 *                             are the form input names and values are their values)
+	 * @param boolean    $validate whether or not to perform validation on this data. Default is,
+	 *                             of course, to validate that data, and set errors on the invalid values.
+	 *                             But if the data has already been validated
+	 *                             (eg you validated the data then stored it in the DB)
+	 *                             you may want to skip this step.
+	 */
+	public function receive_form_submission($req_data = null, $validate = true)
+	{
+		$req_data = apply_filters('FHEE__EE_Form_Section_Proper__receive_form_submission__req_data', $req_data, $this,
+			$validate);
+		if ($req_data === null) {
+			$req_data = array_merge($_GET, $_POST);
+		}
+		$req_data = apply_filters('FHEE__EE_Form_Section_Proper__receive_form_submission__request_data', $req_data,
+			$this);
+		$this->_normalize($req_data);
+		if ($validate) {
+			$this->_validate();
+			//if it's invalid, we're going to want to re-display so remember what they submitted
+			if ( ! $this->is_valid()) {
+				$this->store_submitted_form_data_in_session();
+			}
+		}
+		do_action('AHEE__EE_Form_Section_Proper__receive_form_submission__end', $req_data, $this, $validate);
+	}
+
+
+
+	/**
+	 * caches the originally submitted input values in the session
+	 * so that they can be used to repopulate the form if it failed validation
+	 *
+	 * @return boolean whether or not the data was successfully stored in the session
+	 */
+	protected function store_submitted_form_data_in_session()
+	{
+		return EE_Registry::instance()->SSN->set_session_data(
+			array(
+				\EE_Form_Section_Proper::SUBMITTED_FORM_DATA_SSN_KEY => $this->submitted_values(true),
+			)
+		);
+	}
+
+
+
+	/**
+	 * retrieves the originally submitted input values in the session
+	 * so that they can be used to repopulate the form if it failed validation
+	 *
+	 * @return array
+	 */
+	protected function get_submitted_form_data_from_session()
+	{
+		$session = EE_Registry::instance()->SSN;
+		if ($session instanceof EE_Session) {
+			return $session->get_session_data(
+				\EE_Form_Section_Proper::SUBMITTED_FORM_DATA_SSN_KEY
+			);
+		} else {
+			return array();
+		}
+	}
+
+
+
+	/**
+	 * flushed the originally submitted input values from the session
+	 *
+	 * @return boolean whether or not the data was successfully removed from the session
+	 */
+	protected function flush_submitted_form_data_from_session()
+	{
+		return EE_Registry::instance()->SSN->reset_data(
+			array(\EE_Form_Section_Proper::SUBMITTED_FORM_DATA_SSN_KEY)
+		);
+	}
+
+
+
+	/**
+	 * Populates this form and its subsections with data from the session.
+	 * (Wrapper for EE_Form_Section_Proper::receive_form_submission, so it shows
+	 * validation errors when displaying too)
+	 * Returns true if the form was populated from the session, false otherwise
+	 *
+	 * @return boolean
+	 */
+	public function populate_from_session()
+	{
+		$form_data_in_session = $this->get_submitted_form_data_from_session();
+		if (empty($form_data_in_session)) {
+			return false;
+		}
+		$this->receive_form_submission($form_data_in_session);
+		$this->flush_submitted_form_data_from_session();
+		if ($this->form_data_present_in($form_data_in_session)) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+
+
+	/**
+	 * Populates the default data for the form, given an array where keys are
+	 * the input names, and values are their values (preferably normalized to be their
+	 * proper PHP types, not all strings... although that should be ok too).
+	 * Proper subsections are sub-arrays, the key being the subsection's name, and
+	 * the value being an array formatted in teh same way
+	 *
+	 * @param array $default_data
+	 */
+	public function populate_defaults($default_data)
+	{
+		foreach ($this->subsections() as $subsection_name => $subsection) {
+			if (isset($default_data[$subsection_name])) {
+				if ($subsection instanceof EE_Form_Input_Base) {
+					$subsection->set_default($default_data[$subsection_name]);
+				} elseif ($subsection instanceof EE_Form_Section_Proper) {
+					$subsection->populate_defaults($default_data[$subsection_name]);
+				}
+			}
+		}
+	}
+
+
+
+	/**
+	 * returns true if subsection exists
+	 *
+	 * @param string $name
+	 * @return boolean
+	 */
+	public function subsection_exists($name)
+	{
+		return isset($this->_subsections[$name]) ? true : false;
+	}
+
+
+
+	/**
+	 * Gets the subsection specified by its name
+	 *
+	 * @param string  $name
+	 * @param boolean $require_construction_to_be_finalized most client code should leave this as TRUE
+	 *                                                      so that the inputs will be properly configured.
+	 *                                                      However, some client code may be ok
+	 *                                                      with construction finalize being called later
+	 *                                                      (realizing that the subsections' html names
+	 *                                                      might not be set yet, etc.)
+	 * @return EE_Form_Section_Base
+	 * @throws \EE_Error
+	 */
+	public function get_subsection($name, $require_construction_to_be_finalized = true)
+	{
+		if ($require_construction_to_be_finalized) {
+			$this->ensure_construct_finalized_called();
+		}
+		return $this->subsection_exists($name) ? $this->_subsections[$name] : null;
+	}
+
+
+
+	/**
+	 * Gets all the validatable subsections of this form section
+	 *
+	 * @return EE_Form_Section_Validatable[]
+	 */
+	public function get_validatable_subsections()
+	{
+		$validatable_subsections = array();
+		foreach ($this->subsections() as $name => $obj) {
+			if ($obj instanceof EE_Form_Section_Validatable) {
+				$validatable_subsections[$name] = $obj;
+			}
+		}
+		return $validatable_subsections;
+	}
+
+
+
+	/**
+	 * Gets an input by the given name. If not found, or if its not an EE_FOrm_Input_Base child,
+	 * throw an EE_Error.
+	 *
+	 * @param string  $name
+	 * @param boolean $require_construction_to_be_finalized most client code should
+	 *                                                      leave this as TRUE so that the inputs will be properly
+	 *                                                      configured. However, some client code may be ok with
+	 *                                                      construction finalize being called later
+	 *                                                      (realizing that the subsections' html names might not be
+	 *                                                      set yet, etc.)
+	 * @return EE_Form_Input_Base
+	 * @throws EE_Error
+	 */
+	public function get_input($name, $require_construction_to_be_finalized = true)
+	{
+		$subsection = $this->get_subsection($name, $require_construction_to_be_finalized);
+		if ( ! $subsection instanceof EE_Form_Input_Base) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						"Subsection '%s' is not an instanceof EE_Form_Input_Base on form '%s'. It is a '%s'",
+						'event_espresso'
+					),
+					$name,
+					get_class($this),
+					$subsection ? get_class($subsection) : __("NULL", 'event_espresso')
+				)
+			);
+		}
+		return $subsection;
+	}
+
+
+
+	/**
+	 * Like get_input(), gets the proper subsection of the form given the name,
+	 * otherwise throws an EE_Error
+	 *
+	 * @param string  $name
+	 * @param boolean $require_construction_to_be_finalized most client code should
+	 *                                                      leave this as TRUE so that the inputs will be properly
+	 *                                                      configured. However, some client code may be ok with
+	 *                                                      construction finalize being called later
+	 *                                                      (realizing that the subsections' html names might not be
+	 *                                                      set yet, etc.)
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 */
+	public function get_proper_subsection($name, $require_construction_to_be_finalized = true)
+	{
+		$subsection = $this->get_subsection($name, $require_construction_to_be_finalized);
+		if ( ! $subsection instanceof EE_Form_Section_Proper) {
+			throw new EE_Error(
+				sprintf(
+					__("Subsection '%'s is not an instanceof EE_Form_Section_Proper on form '%s'", 'event_espresso'),
+					$name,
+					get_class($this)
+				)
+			);
+		}
+		return $subsection;
+	}
+
+
+
+	/**
+	 * Gets the value of the specified input. Should be called after receive_form_submission()
+	 * or populate_defaults() on the form, where the normalized value on the input is set.
+	 *
+	 * @param string $name
+	 * @return mixed depending on the input's type and its normalization strategy
+	 * @throws \EE_Error
+	 */
+	public function get_input_value($name)
+	{
+		$input = $this->get_input($name);
+		return $input->normalized_value();
+	}
+
+
+
+	/**
+	 * Checks if this form section itself is valid, and then checks its subsections
+	 *
+	 * @throws EE_Error
+	 * @return boolean
+	 */
+	public function is_valid()
+	{
+		if ( ! $this->has_received_submission()) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						"You cannot check if a form is valid before receiving the form submission using receive_form_submission",
+						"event_espresso"
+					)
+				)
+			);
+		}
+		if ( ! parent::is_valid()) {
+			return false;
+		}
+		// ok so no general errors to this entire form section.
+		// so let's check the subsections, but only set errors if that hasn't been done yet
+		$set_submission_errors = $this->submission_error_message() === '' ? true : false;
+		foreach ($this->get_validatable_subsections() as $subsection) {
+			if ( ! $subsection->is_valid() || $subsection->get_validation_error_string() !== '') {
+				if ($set_submission_errors) {
+					$this->set_submission_error_message($subsection->get_validation_error_string());
+				}
+				return false;
+			}
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * gets teh default name of this form section if none is specified
+	 *
+	 * @return string
+	 */
+	protected function _set_default_name_if_empty()
+	{
+		if ( ! $this->_name) {
+			$classname = get_class($this);
+			$default_name = str_replace("EE_", "", $classname);
+			$this->_name = $default_name;
+		}
+	}
+
+
+
+	/**
+	 * Returns the HTML for the form, except for the form opening and closing tags
+	 * (as the form section doesn't know where you necessarily want to send the information to),
+	 * and except for a submit button. Enqueus JS and CSS; if called early enough we will
+	 * try to enqueue them in the header, otherwise they'll be enqueued in the footer.
+	 * Not doing_it_wrong because theoretically this CAN be used properly,
+	 * provided its used during "wp_enqueue_scripts", or it doesn't need to enqueue
+	 * any CSS.
+	 *
+	 * @throws \EE_Error
+	 */
+	public function get_html_and_js()
+	{
+		$this->enqueue_js();
+		return $this->get_html();
+	}
+
+
+
+	/**
+	 * returns HTML for displaying this form section. recursively calls display_section() on all subsections
+	 *
+	 * @param bool $display_previously_submitted_data
+	 * @return string
+	 */
+	public function get_html($display_previously_submitted_data = true)
+	{
+		$this->ensure_construct_finalized_called();
+		if ($display_previously_submitted_data) {
+			$this->populate_from_session();
+		}
+		return $this->_layout_strategy->layout_form();
+	}
+
+
+
+	/**
+	 * enqueues JS and CSS for the form.
+	 * It is preferred to call this before wp_enqueue_scripts so the
+	 * scripts and styles can be put in the header, but if called later
+	 * they will be put in the footer (which is OK for JS, but in HTML4 CSS should
+	 * only be in the header; but in HTML5 its ok in the body.
+	 * See http://stackoverflow.com/questions/4957446/load-external-css-file-in-body-tag.
+	 * So if your form enqueues CSS, it's preferred to call this before wp_enqueue_scripts.)
+	 *
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function enqueue_js()
+	{
+		$this->_enqueue_and_localize_form_js();
+		foreach ($this->subsections() as $subsection) {
+			$subsection->enqueue_js();
+		}
+	}
+
+
+
+	/**
+	 * adds a filter so that jquery validate gets enqueued in EE_System::wp_enqueue_scripts().
+	 * This must be done BEFORE wp_enqueue_scripts() gets called, which is on
+	 * the wp_enqueue_scripts hook.
+	 * However, registering the form js and localizing it can happen when we
+	 * actually output the form (which is preferred, seeing how teh form's fields
+	 * could change until it's actually outputted)
+	 *
+	 * @param boolean $init_form_validation_automatically whether or not we want the form validation
+	 *                                                    to be triggered automatically or not
+	 * @return void
+	 */
+	public static function wp_enqueue_scripts($init_form_validation_automatically = true)
+	{
+		add_filter('FHEE_load_jquery_validate', '__return_true');
+		wp_register_script(
+			'ee_form_section_validation',
+			EE_GLOBAL_ASSETS_URL . 'scripts' . DS . 'form_section_validation.js',
+			array('jquery-validate', 'jquery-ui-datepicker', 'jquery-validate-extra-methods'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_localize_script(
+			'ee_form_section_validation',
+			'ee_form_section_validation_init',
+			array('init' => $init_form_validation_automatically ? true : false)
+		);
+	}
+
+
+
+	/**
+	 * gets the variables used by form_section_validation.js.
+	 * This needs to be called AFTER we've called $this->_enqueue_jquery_validate_script,
+	 * but before the wordpress hook wp_loaded
+	 *
+	 * @throws \EE_Error
+	 */
+	public function _enqueue_and_localize_form_js()
+	{
+		$this->ensure_construct_finalized_called();
+		//actually, we don't want to localize just yet. There may be other forms on the page.
+		//so we need to add our form section data to a static variable accessible by all form sections
+		//and localize it just before the footer
+		$this->localize_validation_rules();
+		add_action('wp_footer', array('EE_Form_Section_Proper', 'localize_script_for_all_forms'), 2);
+		add_action('admin_footer', array('EE_Form_Section_Proper', 'localize_script_for_all_forms'));
+	}
+
+
+
+	/**
+	 * add our form section data to a static variable accessible by all form sections
+	 *
+	 * @param bool $return_for_subsection
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function localize_validation_rules($return_for_subsection = false)
+	{
+		// we only want to localize vars ONCE for the entire form,
+		// so if the form section doesn't have a parent, then it must be the top dog
+		if ($return_for_subsection || ! $this->parent_section()) {
+			EE_Form_Section_Proper::$_js_localization['form_data'][$this->html_id()] = array(
+				'form_section_id'  => $this->html_id(true),
+				'validation_rules' => $this->get_jquery_validation_rules(),
+				'other_data'       => $this->get_other_js_data(),
+				'errors'           => $this->subsection_validation_errors_by_html_name(),
+			);
+			EE_Form_Section_Proper::$_scripts_localized = true;
+		}
+	}
+
+
+
+	/**
+	 * Gets an array of extra data that will be useful for client-side javascript.
+	 * This is primarily data added by inputs and forms in addition to any
+	 * scripts they might enqueue
+	 *
+	 * @param array $form_other_js_data
+	 * @return array
+	 */
+	public function get_other_js_data($form_other_js_data = array())
+	{
+		foreach ($this->subsections() as $subsection) {
+			$form_other_js_data = $subsection->get_other_js_data($form_other_js_data);
+		}
+		return $form_other_js_data;
+	}
+
+
+
+	/**
+	 * Gets a flat array of inputs for this form section and its subsections.
+	 * Keys are their form names, and values are the inputs themselves
+	 *
+	 * @return EE_Form_Input_Base
+	 */
+	public function inputs_in_subsections()
+	{
+		$inputs = array();
+		foreach ($this->subsections() as $subsection) {
+			if ($subsection instanceof EE_Form_Input_Base) {
+				$inputs[$subsection->html_name()] = $subsection;
+			} elseif ($subsection instanceof EE_Form_Section_Proper) {
+				$inputs += $subsection->inputs_in_subsections();
+			}
+		}
+		return $inputs;
+	}
+
+
+
+	/**
+	 * Gets a flat array of all the validation errors.
+	 * Keys are html names (because those should be unique)
+	 * and values are a string of all their validation errors
+	 *
+	 * @return string[]
+	 */
+	public function subsection_validation_errors_by_html_name()
+	{
+		$inputs = $this->inputs();
+		$errors = array();
+		foreach ($inputs as $form_input) {
+			if ($form_input instanceof EE_Form_Input_Base && $form_input->get_validation_errors()) {
+				$errors[$form_input->html_name()] = $form_input->get_validation_error_string();
+			}
+		}
+		return $errors;
+	}
+
+
+
+	/**
+	 * passes all the form data required by the JS to the JS, and enqueues the few required JS files.
+	 * Should be setup by each form during the _enqueues_and_localize_form_js
+	 */
+	public static function localize_script_for_all_forms()
+	{
+		//allow inputs and stuff to hook in their JS and stuff here
+		do_action('AHEE__EE_Form_Section_Proper__localize_script_for_all_forms__begin');
+		EE_Form_Section_Proper::$_js_localization['localized_error_messages'] = EE_Form_Section_Proper::_get_localized_error_messages();
+		$email_validation_level = isset(EE_Registry::instance()->CFG->registration->email_validation_level)
+			? EE_Registry::instance()->CFG->registration->email_validation_level
+			: 'wp_default';
+		EE_Form_Section_Proper::$_js_localization['email_validation_level'] = $email_validation_level;
+		wp_enqueue_script('ee_form_section_validation');
+		wp_localize_script(
+			'ee_form_section_validation',
+			'ee_form_section_vars',
+			EE_Form_Section_Proper::$_js_localization
+		);
+	}
+
+
+
+	/**
+	 * ensure_scripts_localized
+	 */
+	public function ensure_scripts_localized()
+	{
+		if ( ! EE_Form_Section_Proper::$_scripts_localized) {
+			$this->_enqueue_and_localize_form_js();
+		}
+	}
+
+
+
+	/**
+	 * Gets the hard-coded validation error messages to be used in the JS. The convention
+	 * is that the key here should be the same as the custom validation rule put in the JS file
+	 *
+	 * @return array keys are custom validation rules, and values are internationalized strings
+	 */
+	private static function _get_localized_error_messages()
+	{
+		return array(
+			'validUrl' => __("This is not a valid absolute URL. Eg, http://domain.com/monkey.jpg", "event_espresso"),
+			'regex'    => __('Please check your input', 'event_espresso'),
+		);
+	}
+
+
+
+	/**
+	 * @return array
+	 */
+	public static function js_localization()
+	{
+		return self::$_js_localization;
+	}
+
+
+
+	/**
+	 * @return array
+	 */
+	public static function reset_js_localization()
+	{
+		self::$_js_localization = array();
+	}
+
+
+
+	/**
+	 * Gets the JS to put inside the jquery validation rules for subsection of this form section.
+	 * See parent function for more...
+	 *
+	 * @return array
+	 */
+	public function get_jquery_validation_rules()
+	{
+		$jquery_validation_rules = array();
+		foreach ($this->get_validatable_subsections() as $subsection) {
+			$jquery_validation_rules = array_merge(
+				$jquery_validation_rules,
+				$subsection->get_jquery_validation_rules()
+			);
+		}
+		return $jquery_validation_rules;
+	}
+
+
+
+	/**
+	 * Sanitizes all the data and sets the sanitized value of each field
+	 *
+	 * @param array $req_data like $_POST
+	 * @return void
+	 */
+	protected function _normalize($req_data)
+	{
+		$this->_received_submission = true;
+		$this->_validation_errors = array();
+		foreach ($this->get_validatable_subsections() as $subsection) {
+			try {
+				$subsection->_normalize($req_data);
+			} catch (EE_Validation_Error $e) {
+				$subsection->add_validation_error($e);
+			}
+		}
+	}
+
+
+
+	/**
+	 * Performs validation on this form section and its subsections.
+	 * For each subsection,
+	 * calls _validate_{subsection_name} on THIS form (if the function exists)
+	 * and passes it the subsection, then calls _validate on that subsection.
+	 * If you need to perform validation on the form as a whole (considering multiple)
+	 * you would be best to override this _validate method,
+	 * calling parent::_validate() first.
+	 */
+	protected function _validate()
+	{
+		foreach ($this->get_validatable_subsections() as $subsection_name => $subsection) {
+			if (method_exists($this, '_validate_' . $subsection_name)) {
+				call_user_func_array(array($this, '_validate_' . $subsection_name), array($subsection));
+			}
+			$subsection->_validate();
+		}
+	}
+
+
+
+	/**
+	 * Gets all the validated inputs for the form section
+	 *
+	 * @return array
+	 */
+	public function valid_data()
+	{
+		$inputs = array();
+		foreach ($this->subsections() as $subsection_name => $subsection) {
+			if ($subsection instanceof EE_Form_Section_Proper) {
+				$inputs[$subsection_name] = $subsection->valid_data();
+			} else if ($subsection instanceof EE_Form_Input_Base) {
+				$inputs[$subsection_name] = $subsection->normalized_value();
+			}
+		}
+		return $inputs;
+	}
+
+
+
+	/**
+	 * Gets all the inputs on this form section
+	 *
+	 * @return EE_Form_Input_Base[]
+	 */
+	public function inputs()
+	{
+		$inputs = array();
+		foreach ($this->subsections() as $subsection_name => $subsection) {
+			if ($subsection instanceof EE_Form_Input_Base) {
+				$inputs[$subsection_name] = $subsection;
+			}
+		}
+		return $inputs;
+	}
+
+
+
+	/**
+	 * Gets all the subsections which are a proper form
+	 *
+	 * @return EE_Form_Section_Proper[]
+	 */
+	public function subforms()
+	{
+		$form_sections = array();
+		foreach ($this->subsections() as $name => $obj) {
+			if ($obj instanceof EE_Form_Section_Proper) {
+				$form_sections[$name] = $obj;
+			}
+		}
+		return $form_sections;
+	}
+
+
+
+	/**
+	 * Gets all the subsections (inputs, proper subsections, or html-only sections).
+	 * Consider using inputs() or subforms()
+	 * if you only want form inputs or proper form sections.
+	 *
+	 * @return EE_Form_Section_Proper[]
+	 */
+	public function subsections()
+	{
+		$this->ensure_construct_finalized_called();
+		return $this->_subsections;
+	}
+
+
+
+	/**
+	 * Returns a simple array where keys are input names, and values are their normalized
+	 * values. (Similar to calling get_input_value on inputs)
+	 *
+	 * @param boolean $include_subform_inputs Whether to include inputs from subforms,
+	 *                                        or just this forms' direct children inputs
+	 * @param boolean $flatten                Whether to force the results into 1-dimensional array,
+	 *                                        or allow multidimensional array
+	 * @return array if $flatten is TRUE it will always be a 1-dimensional array
+	 *                                        with array keys being input names
+	 *                                        (regardless of whether they are from a subsection or not),
+	 *                                        and if $flatten is FALSE it can be a multidimensional array
+	 *                                        where keys are always subsection names and values are either
+	 *                                        the input's normalized value, or an array like the top-level array
+	 */
+	public function input_values($include_subform_inputs = false, $flatten = false)
+	{
+		return $this->_input_values(false, $include_subform_inputs, $flatten);
+	}
+
+
+
+	/**
+	 * Similar to EE_Form_Section_Proper::input_values(), except this returns the 'display_value'
+	 * of each input. On some inputs (especially radio boxes or checkboxes), the value stored
+	 * is not necessarily the value we want to display to users. This creates an array
+	 * where keys are the input names, and values are their display values
+	 *
+	 * @param boolean $include_subform_inputs Whether to include inputs from subforms,
+	 *                                        or just this forms' direct children inputs
+	 * @param boolean $flatten                Whether to force the results into 1-dimensional array,
+	 *                                        or allow multidimensional array
+	 * @return array if $flatten is TRUE it will always be a 1-dimensional array
+	 *                                        with array keys being input names
+	 *                                        (regardless of whether they are from a subsection or not),
+	 *                                        and if $flatten is FALSE it can be a multidimensional array
+	 *                                        where keys are always subsection names and values are either
+	 *                                        the input's normalized value, or an array like the top-level array
+	 */
+	public function input_pretty_values($include_subform_inputs = false, $flatten = false)
+	{
+		return $this->_input_values(true, $include_subform_inputs, $flatten);
+	}
+
+
+
+	/**
+	 * Gets the input values from the form
+	 *
+	 * @param boolean $pretty                 Whether to retrieve the pretty value,
+	 *                                        or just the normalized value
+	 * @param boolean $include_subform_inputs Whether to include inputs from subforms,
+	 *                                        or just this forms' direct children inputs
+	 * @param boolean $flatten                Whether to force the results into 1-dimensional array,
+	 *                                        or allow multidimensional array
+	 * @return array if $flatten is TRUE it will always be a 1-dimensional array with array keys being
+	 *                                        input names (regardless of whether they are from a subsection or not),
+	 *                                        and if $flatten is FALSE it can be a multidimensional array
+	 *                                        where keys are always subsection names and values are either
+	 *                                        the input's normalized value, or an array like the top-level array
+	 */
+	public function _input_values($pretty = false, $include_subform_inputs = false, $flatten = false)
+	{
+		$input_values = array();
+		foreach ($this->subsections() as $subsection_name => $subsection) {
+			if ($subsection instanceof EE_Form_Input_Base) {
+				$input_values[$subsection_name] = $pretty
+					? $subsection->pretty_value()
+					: $subsection->normalized_value();
+			} else if ($subsection instanceof EE_Form_Section_Proper && $include_subform_inputs) {
+				$subform_input_values = $subsection->_input_values($pretty, $include_subform_inputs, $flatten);
+				if ($flatten) {
+					$input_values = array_merge($input_values, $subform_input_values);
+				} else {
+					$input_values[$subsection_name] = $subform_input_values;
+				}
+			}
+		}
+		return $input_values;
+	}
+
+
+
+	/**
+	 * Gets the originally submitted input values from the form
+	 *
+	 * @param boolean $include_subforms  Whether to include inputs from subforms,
+	 *                                   or just this forms' direct children inputs
+	 * @return array                     if $flatten is TRUE it will always be a 1-dimensional array
+	 *                                   with array keys being input names
+	 *                                   (regardless of whether they are from a subsection or not),
+	 *                                   and if $flatten is FALSE it can be a multidimensional array
+	 *                                   where keys are always subsection names and values are either
+	 *                                   the input's normalized value, or an array like the top-level array
+	 */
+	public function submitted_values($include_subforms = false)
+	{
+		$submitted_values = array();
+		foreach ($this->subsections() as $subsection) {
+			if ($subsection instanceof EE_Form_Input_Base) {
+				// is this input part of an array of inputs?
+				if (strpos($subsection->html_name(), '[') !== false) {
+					$full_input_name = \EEH_Array::convert_array_values_to_keys(
+						explode('[', str_replace(']', '', $subsection->html_name())),
+						$subsection->raw_value()
+					);
+					$submitted_values = array_replace_recursive($submitted_values, $full_input_name);
+				} else {
+					$submitted_values[$subsection->html_name()] = $subsection->raw_value();
+				}
+			} else if ($subsection instanceof EE_Form_Section_Proper && $include_subforms) {
+				$subform_input_values = $subsection->submitted_values($include_subforms);
+				$submitted_values = array_replace_recursive($submitted_values, $subform_input_values);
+			}
+		}
+		return $submitted_values;
+	}
+
+
+
+	/**
+	 * Indicates whether or not this form has received a submission yet
+	 * (ie, had receive_form_submission called on it yet)
+	 *
+	 * @return boolean
+	 * @throws \EE_Error
+	 */
+	public function has_received_submission()
+	{
+		$this->ensure_construct_finalized_called();
+		return $this->_received_submission;
+	}
+
+
+
+	/**
+	 * Equivalent to passing 'exclude' in the constructor's options array.
+	 * Removes the listed inputs from the form
+	 *
+	 * @param array $inputs_to_exclude values are the input names
+	 * @return void
+	 */
+	public function exclude(array $inputs_to_exclude = array())
+	{
+		foreach ($inputs_to_exclude as $input_to_exclude_name) {
+			unset($this->_subsections[$input_to_exclude_name]);
+		}
+	}
+
+
+
+	/**
+	 * @param array $inputs_to_hide
+	 * @throws \EE_Error
+	 */
+	public function hide($inputs_to_hide = array())
+	{
+		foreach ($inputs_to_hide as $input_to_hide) {
+			$input = $this->get_input($input_to_hide);
+			$input->set_display_strategy(new EE_Hidden_Display_Strategy());
+		}
+	}
+
+
+
+	/**
+	 * add_subsections
+	 * Adds the listed subsections to the form section.
+	 * If $subsection_name_to_target is provided,
+	 * then new subsections are added before or after that subsection,
+	 * otherwise to the start or end of the entire subsections array.
+	 *
+	 * @param EE_Form_Section_Base[] $new_subsections           array of new form subsections
+	 *                                                          where keys are their names
+	 * @param string                 $subsection_name_to_target an existing for section that $new_subsections
+	 *                                                          should be added before or after
+	 *                                                          IF $subsection_name_to_target is null,
+	 *                                                          then $new_subsections will be added to
+	 *                                                          the beginning or end of the entire subsections array
+	 * @param boolean                $add_before                whether to add $new_subsections, before or after
+	 *                                                          $subsection_name_to_target,
+	 *                                                          or if $subsection_name_to_target is null,
+	 *                                                          before or after entire subsections array
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function add_subsections($new_subsections, $subsection_name_to_target = null, $add_before = true)
+	{
+		foreach ($new_subsections as $subsection_name => $subsection) {
+			if ( ! $subsection instanceof EE_Form_Section_Base) {
+				EE_Error::add_error(
+					sprintf(
+						__(
+							"Trying to add a %s as a subsection (it was named '%s') to the form section '%s'. It was removed.",
+							"event_espresso"
+						),
+						get_class($subsection),
+						$subsection_name,
+						$this->name()
+					)
+				);
+				unset($new_subsections[$subsection_name]);
+			}
+		}
+		$this->_subsections = EEH_Array::insert_into_array(
+			$this->_subsections,
+			$new_subsections,
+			$subsection_name_to_target,
+			$add_before
+		);
+		if ($this->_construction_finalized) {
+			foreach ($this->_subsections as $name => $subsection) {
+				$subsection->_construct_finalize($this, $name);
+			}
+		}
+	}
+
+
+
+	/**
+	 * Just gets all validatable subsections to clean their sensitive data
+	 */
+	public function clean_sensitive_data()
+	{
+		foreach ($this->get_validatable_subsections() as $subsection) {
+			$subsection->clean_sensitive_data();
+		}
+	}
+
+
+
+	/**
+	 * @param string $form_submission_error_message
+	 */
+	public function set_submission_error_message($form_submission_error_message = '')
+	{
+		$this->_form_submission_error_message .= ! empty($form_submission_error_message)
+			? $form_submission_error_message
+			: __('Form submission failed due to errors', 'event_espresso');
+	}
+
+
+
+	/**
+	 * @return string
+	 */
+	public function submission_error_message()
+	{
+		return $this->_form_submission_error_message;
+	}
+
+
+
+	/**
+	 * @param string $form_submission_success_message
+	 */
+	public function set_submission_success_message($form_submission_success_message)
+	{
+		$this->_form_submission_success_message .= ! empty($form_submission_success_message)
+			? $form_submission_success_message
+			: __('Form submitted successfully', 'event_espresso');
+	}
+
+
+
+	/**
+	 * @return string
+	 */
+	public function submission_success_message()
+	{
+		return $this->_form_submission_success_message;
+	}
+
+
+
+	/**
+	 * Returns the prefix that should be used on child of this form section for
+	 * their html names. If this form section itself has a parent, prepends ITS
+	 * prefix onto this form section's prefix. Used primarily by
+	 * EE_Form_Input_Base::_set_default_html_name_if_empty
+	 *
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function html_name_prefix()
+	{
+		if ($this->parent_section() instanceof EE_Form_Section_Proper) {
+			return $this->parent_section()->html_name_prefix() . '[' . $this->name() . ']';
+		} else {
+			return $this->name();
+		}
+	}
+
+
+
+	/**
+	 * Gets the name, but first checks _construct_finalize has been called. If not,
+	 * calls it (assumes there is no parent and that we want the name to be whatever
+	 * was set, which is probably nothing, or the classname)
+	 *
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function name()
+	{
+		$this->ensure_construct_finalized_called();
+		return parent::name();
+	}
+
+
+
+	/**
+	 * @return EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	public function parent_section()
+	{
+		$this->ensure_construct_finalized_called();
+		return parent::parent_section();
+	}
+
+
+
+	/**
+	 * make sure construction finalized was called, otherwise children might not be ready
+	 *
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function ensure_construct_finalized_called()
+	{
+		if ( ! $this->_construction_finalized) {
+			$this->_construct_finalize($this->_parent_section, $this->_name);
+		}
+	}
+
+
+
+	/**
+	 * Checks if any of this form section's inputs, or any of its children's inputs,
+	 * are in teh form data. If any are found, returns true. Else false
+	 *
+	 * @param array $req_data
+	 * @return boolean
+	 */
+	public function form_data_present_in($req_data = null)
+	{
+		if ($req_data === null) {
+			$req_data = $_POST;
+		}
+		foreach ($this->subsections() as $subsection) {
+			if ($subsection instanceof EE_Form_Input_Base) {
+				if ($subsection->form_data_present_in($req_data)) {
+					return true;
+				}
+			} elseif ($subsection instanceof EE_Form_Section_Proper) {
+				if ($subsection->form_data_present_in($req_data)) {
+					return true;
+				}
+			}
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * Gets validation errors for this form section and subsections
+	 * Similar to EE_Form_Section_Validatable::get_validation_errors() except this
+	 * gets the validation errors for ALL subsection
+	 *
+	 * @return EE_Validation_Error[]
+	 */
+	public function get_validation_errors_accumulated()
+	{
+		$validation_errors = $this->get_validation_errors();
+		foreach ($this->get_validatable_subsections() as $subsection) {
+			if ($subsection instanceof EE_Form_Section_Proper) {
+				$validation_errors_on_this_subsection = $subsection->get_validation_errors_accumulated();
+			} else {
+				$validation_errors_on_this_subsection = $subsection->get_validation_errors();
+			}
+			if ($validation_errors_on_this_subsection) {
+				$validation_errors = array_merge($validation_errors, $validation_errors_on_this_subsection);
+			}
+		}
+		return $validation_errors;
+	}
+
+
+
+	/**
+	 * This isn't just the name of an input, it's a path pointing to an input. The
+	 * path is similar to a folder path: slash (/) means to descend into a subsection,
+	 * dot-dot-slash (../) means to ascend into the parent section.
+	 * After a series of slashes and dot-dot-slashes, there should be the name of an input,
+	 * which will be returned.
+	 * Eg, if you want the related input to be conditional on a sibling input name 'foobar'
+	 * just use 'foobar'. If you want it to be conditional on an aunt/uncle input name
+	 * 'baz', use '../baz'. If you want it to be conditional on a cousin input,
+	 * the child of 'baz_section' named 'baz_child', use '../baz_section/baz_child'.
+	 * Etc
+	 *
+	 * @param string|false $form_section_path we accept false also because substr( '../', '../' ) = false
+	 * @return EE_Form_Section_Base
+	 */
+	public function find_section_from_path($form_section_path)
+	{
+		//check if we can find the input from purely going straight up the tree
+		$input = parent::find_section_from_path($form_section_path);
+		if ($input instanceof EE_Form_Section_Base) {
+			return $input;
+		}
+		$next_slash_pos = strpos($form_section_path, '/');
+		if ($next_slash_pos !== false) {
+			$child_section_name = substr($form_section_path, 0, $next_slash_pos);
+			$subpath = substr($form_section_path, $next_slash_pos + 1);
+		} else {
+			$child_section_name = $form_section_path;
+			$subpath = '';
+		}
+		$child_section = $this->get_subsection($child_section_name);
+		if ($child_section instanceof EE_Form_Section_Base) {
+			return $child_section->find_section_from_path($subpath);
+		} else {
+			return null;
+		}
+	}
 
 }