eventespresso / event-espresso-core

core/db_models/EEM_CPT_Base.model.php

Indentation +557 added lines, -557 removed lines

@@ -16,561 +16,561 @@
 abstract class EEM_CPT_Base extends EEM_Soft_Delete_Base
 {
 
-    const EVENT_CATEGORY_TAXONOMY = 'espresso_event_categories';
-
-    /**
-     * @var string post_status_publish - the wp post status for published cpts
-     */
-    const post_status_publish = 'publish';
-
-    /**
-     * @var string post_status_future - the wp post status for scheduled cpts
-     */
-    const post_status_future = 'future';
-
-    /**
-     * @var string post_status_draft - the wp post status for draft cpts
-     */
-    const post_status_draft = 'draft';
-
-    /**
-     * @var string post_status_pending - the wp post status for pending cpts
-     */
-    const post_status_pending = 'pending';
-
-    /**
-     * @var string post_status_private - the wp post status for private cpts
-     */
-    const post_status_private = 'private';
-
-    /**
-     * @var string post_status_trashed - the wp post status for trashed cpts
-     */
-    const post_status_trashed = 'trash';
-
-    /**
-     * This is an array of custom statuses for the given CPT model (modified by children)
-     * format:
-     * array(
-     *        'status_name' => array(
-     *            'label' => __('Status Name', 'event_espresso'),
-     *            'public' => TRUE //whether a public status or not.
-     *        )
-     * )
-     *
-     * @var array
-     */
-    protected $_custom_stati = array();
-
-
-    /**
-     * Adds a relationship to Term_Taxonomy for each CPT_Base
-     *
-     * @param string $timezone
-     * @throws \EE_Error
-     */
-    protected function __construct($timezone = null)
-    {
-        // adds a relationship to Term_Taxonomy for all these models. For this to work
-        // Term_Relationship must have a relation to each model subclassing EE_CPT_Base explicitly
-        // eg, in EEM_Term_Relationship, inside the _model_relations array, there must be an entry
-        // with key equalling the subclassing model's model name (eg 'Event' or 'Venue'), and the value
-        // must also be new EE_HABTM_Relation('Term_Relationship');
-        $this->_model_relations['Term_Taxonomy'] = new EE_HABTM_Relation('Term_Relationship');
-        $primary_table_name = null;
-        // add  the common _status field to all CPT primary tables.
-        foreach ($this->_tables as $alias => $table_obj) {
-            if ($table_obj instanceof EE_Primary_Table) {
-                $primary_table_name = $alias;
-            }
-        }
-        // set default wp post statuses if child has not already set.
-        if (! isset($this->_fields[ $primary_table_name ]['status'])) {
-            $this->_fields[ $primary_table_name ]['status'] = new EE_WP_Post_Status_Field(
-                'post_status',
-                __("Event Status", "event_espresso"),
-                false,
-                'draft'
-            );
-        }
-        if (! isset($this->_fields[ $primary_table_name ]['to_ping'])) {
-            $this->_fields[ $primary_table_name ]['to_ping'] = new EE_DB_Only_Text_Field(
-                'to_ping',
-                __('To Ping', 'event_espresso'),
-                false,
-                ''
-            );
-        }
-        if (! isset($this->_fields[ $primary_table_name ]['pinged'])) {
-            $this->_fields[ $primary_table_name ]['pinged'] = new EE_DB_Only_Text_Field(
-                'pinged',
-                __('Pinged', 'event_espresso'),
-                false,
-                ''
-            );
-        }
-        if (! isset($this->_fields[ $primary_table_name ]['comment_status'])) {
-            $this->_fields[ $primary_table_name ]['comment_status'] = new EE_Plain_Text_Field(
-                'comment_status',
-                __('Comment Status', 'event_espresso'),
-                false,
-                'open'
-            );
-        }
-        if (! isset($this->_fields[ $primary_table_name ]['ping_status'])) {
-            $this->_fields[ $primary_table_name ]['ping_status'] = new EE_Plain_Text_Field(
-                'ping_status',
-                __('Ping Status', 'event_espresso'),
-                false,
-                'open'
-            );
-        }
-        if (! isset($this->_fields[ $primary_table_name ]['post_content_filtered'])) {
-            $this->_fields[ $primary_table_name ]['post_content_filtered'] = new EE_DB_Only_Text_Field(
-                'post_content_filtered',
-                __('Post Content Filtered', 'event_espresso'),
-                false,
-                ''
-            );
-        }
-        if (! isset($this->_model_relations['Post_Meta'])) {
-            // don't block deletes though because we want to maintain the current behaviour
-            $this->_model_relations['Post_Meta'] = new EE_Has_Many_Relation(false);
-        }
-        if (! $this->_minimum_where_conditions_strategy instanceof EE_Default_Where_Conditions) {
-            // nothing was set during child constructor, so set default
-            $this->_minimum_where_conditions_strategy = new EE_CPT_Minimum_Where_Conditions($this->post_type());
-        }
-        if (! $this->_default_where_conditions_strategy instanceof EE_Default_Where_Conditions) {
-            // nothing was set during child constructor, so set default
-            // it's ok for child classes to specify this, but generally this is more DRY
-            $this->_default_where_conditions_strategy = new EE_CPT_Where_Conditions($this->post_type());
-        }
-        parent::__construct($timezone);
-    }
-
-
-    /**
-     * @return array
-     */
-    public function public_event_stati()
-    {
-        // @see wp-includes/post.php
-        return get_post_stati(array('public' => true));
-    }
-
-
-    /**
-     * Searches for field on this model of type 'deleted_flag'. if it is found,
-     * returns it's name. BUT That doesn't apply to CPTs. We should instead use post_status_field_name
-     *
-     * @return string
-     * @throws EE_Error
-     */
-    public function deleted_field_name()
-    {
-        throw new EE_Error(
-            sprintf(
-                __(
-                    "EEM_CPT_Base should nto call deleted_field_name! It should instead use post_status_field_name",
-                    "event_espresso"
-                )
-            )
-        );
-    }
-
-
-    /**
-     * Gets the field's name that sets the post status
-     *
-     * @return string
-     * @throws EE_Error
-     */
-    public function post_status_field_name()
-    {
-        $field = $this->get_a_field_of_type('EE_WP_Post_Status_Field');
-        if ($field) {
-            return $field->get_name();
-        } else {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        'We are trying to find the post status flag field on %s, but none was found. Are you sure there is a field of type EE_Trashed_Flag_Field in %s constructor?',
-                        'event_espresso'
-                    ),
-                    get_class($this),
-                    get_class($this)
-                )
-            );
-        }
-    }
-
-
-    /**
-     * Alters the query params so that only trashed/soft-deleted items are considered
-     *
-     * @param array $query_params like EEM_Base::get_all's $query_params
-     * @return array like EEM_Base::get_all's $query_params
-     */
-    protected function _alter_query_params_so_only_trashed_items_included($query_params)
-    {
-        $post_status_field_name = $this->post_status_field_name();
-        $query_params[0][ $post_status_field_name ] = self::post_status_trashed;
-        return $query_params;
-    }
-
-
-    /**
-     * Alters the query params so each item's deleted status is ignored.
-     *
-     * @param array $query_params
-     * @return array
-     */
-    protected function _alter_query_params_so_deleted_and_undeleted_items_included($query_params)
-    {
-        $query_params['default_where_conditions'] = 'minimum';
-        return $query_params;
-    }
-
-
-    /**
-     * Performs deletes or restores on items. Both soft-deleted and non-soft-deleted items considered.
-     *
-     * @param boolean $delete       true to indicate deletion, false to indicate restoration
-     * @param array   $query_params like EEM_Base::get_all
-     * @return boolean success
-     */
-    public function delete_or_restore($delete = true, $query_params = array())
-    {
-        $post_status_field_name = $this->post_status_field_name();
-        $query_params = $this->_alter_query_params_so_deleted_and_undeleted_items_included($query_params);
-        $new_status = $delete ? self::post_status_trashed : 'draft';
-        if ($this->update(array($post_status_field_name => $new_status), $query_params)) {
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-
-    /**
-     * meta_table
-     * returns first EE_Secondary_Table table name
-     *
-     * @access public
-     * @return string
-     */
-    public function meta_table()
-    {
-        $meta_table = $this->_get_other_tables();
-        $meta_table = reset($meta_table);
-        return $meta_table instanceof EE_Secondary_Table ? $meta_table->get_table_name() : null;
-    }
-
-
-    /**
-     * This simply returns an array of the meta table fields (useful for when we just need to update those fields)
-     *
-     * @param  bool $all triggers whether we include DB_Only fields or JUST non DB_Only fields.  Defaults to false (no
-     *                   db only fields)
-     * @return array
-     */
-    public function get_meta_table_fields($all = false)
-    {
-        $all_fields = $fields_to_return = array();
-        foreach ($this->_tables as $alias => $table_obj) {
-            if ($table_obj instanceof EE_Secondary_Table) {
-                $all_fields = array_merge($this->_get_fields_for_table($alias), $all_fields);
-            }
-        }
-        if (! $all) {
-            foreach ($all_fields as $name => $obj) {
-                if ($obj instanceof EE_DB_Only_Field_Base) {
-                    continue;
-                }
-                $fields_to_return[] = $name;
-            }
-        } else {
-            $fields_to_return = array_keys($all_fields);
-        }
-        return $fields_to_return;
-    }
-
-
-    /**
-     * Adds an event category with the specified name and description to the specified
-     * $cpt_model_object. Intelligently adds a term if necessary, and adds a term_taxonomy if necessary,
-     * and adds an entry in the term_relationship if necessary.
-     *
-     * @param EE_CPT_Base $cpt_model_object
-     * @param string      $category_name (used to derive the term slug too)
-     * @param string      $category_description
-     * @param int         $parent_term_taxonomy_id
-     * @return EE_Term_Taxonomy
-     */
-    public function add_event_category(
-        EE_CPT_Base $cpt_model_object,
-        $category_name,
-        $category_description = '',
-        $parent_term_taxonomy_id = null
-    ) {
-        // create term
-        require_once(EE_MODELS . 'EEM_Term.model.php');
-        // first, check for a term by the same name or slug
-        $category_slug = sanitize_title($category_name);
-        $term = EEM_Term::instance()->get_one(
-            array(
-                array(
-                    'OR' => array(
-                        'name' => $category_name,
-                        'slug' => $category_slug,
-                    ),
-                ),
-            )
-        );
-        if (! $term) {
-            $term = EE_Term::new_instance(
-                array(
-                    'name' => $category_name,
-                    'slug' => $category_slug,
-                )
-            );
-            $term->save();
-        }
-        // make sure there's a term-taxonomy entry too
-        require_once(EE_MODELS . 'EEM_Term_Taxonomy.model.php');
-        $term_taxonomy = EEM_Term_Taxonomy::instance()->get_one(
-            array(
-                array(
-                    'term_id'  => $term->ID(),
-                    'taxonomy' => self::EVENT_CATEGORY_TAXONOMY,
-                ),
-            )
-        );
-        /** @var $term_taxonomy EE_Term_Taxonomy */
-        if (! $term_taxonomy) {
-            $term_taxonomy = EE_Term_Taxonomy::new_instance(
-                array(
-                    'term_id'     => $term->ID(),
-                    'taxonomy'    => self::EVENT_CATEGORY_TAXONOMY,
-                    'description' => $category_description,
-                    'term_count'       => 1,
-                    'parent'      => $parent_term_taxonomy_id,
-                )
-            );
-            $term_taxonomy->save();
-        } else {
-            $term_taxonomy->set_count($term_taxonomy->count() + 1);
-            $term_taxonomy->save();
-        }
-        return $this->add_relationship_to($cpt_model_object, $term_taxonomy, 'Term_Taxonomy');
-    }
-
-
-    /**
-     * Removed the category specified by name as having a relation to this event.
-     * Does not remove the term or term_taxonomy.
-     *
-     * @param EE_CPT_Base $cpt_model_object_event
-     * @param string      $category_name name of the event category (term)
-     * @return bool
-     */
-    public function remove_event_category(EE_CPT_Base $cpt_model_object_event, $category_name)
-    {
-        // find the term_taxonomy by that name
-        $term_taxonomy = $this->get_first_related(
-            $cpt_model_object_event,
-            'Term_Taxonomy',
-            array(array('Term.name' => $category_name, 'taxonomy' => self::EVENT_CATEGORY_TAXONOMY))
-        );
-        /** @var $term_taxonomy EE_Term_Taxonomy */
-        if ($term_taxonomy) {
-            $term_taxonomy->set_count($term_taxonomy->count() - 1);
-            $term_taxonomy->save();
-        }
-        return $this->remove_relationship_to($cpt_model_object_event, $term_taxonomy, 'Term_Taxonomy');
-    }
-
-
-    /**
-     * This is a wrapper for the WordPress get_the_post_thumbnail() function that returns the feature image for the
-     * given CPT ID.  It accepts the same params as what get_the_post_thumbnail() accepts.
-     *
-     * @link   http://codex.wordpress.org/Function_Reference/get_the_post_thumbnail
-     * @access public
-     * @param int          $id   the ID for the cpt we want the feature image for
-     * @param string|array $size (optional) Image size. Defaults to 'post-thumbnail' but can also be a 2-item array
-     *                           representing width and height in pixels (i.e. array(32,32) ).
-     * @param string|array $attr Optional. Query string or array of attributes.
-     * @return string HTML image element
-     */
-    public function get_feature_image($id, $size = 'thumbnail', $attr = '')
-    {
-        return get_the_post_thumbnail($id, $size, $attr);
-    }
-
-
-    /**
-     * Just a handy way to get the list of post statuses currently registered with WP.
-     *
-     * @global array $wp_post_statuses set in wp core for storing all the post stati
-     * @return array
-     */
-    public function get_post_statuses()
-    {
-        global $wp_post_statuses;
-        $statuses = array();
-        foreach ($wp_post_statuses as $post_status => $args_object) {
-            $statuses[ $post_status ] = $args_object->label;
-        }
-        return $statuses;
-    }
-
-
-    /**
-     * public method that can be used to retrieve the protected status array on the instantiated cpt model
-     *
-     * @return array array of statuses.
-     */
-    public function get_status_array()
-    {
-        $statuses = $this->get_post_statuses();
-        // first the global filter
-        $statuses = apply_filters('FHEE_EEM_CPT_Base__get_status_array', $statuses);
-        // now the class specific filter
-        $statuses = apply_filters('FHEE_EEM_' . get_class($this) . '__get_status_array', $statuses);
-        return $statuses;
-    }
-
-
-    /**
-     * this returns the post statuses that are NOT the default wordpress status
-     *
-     * @return array
-     */
-    public function get_custom_post_statuses()
-    {
-        $new_stati = array();
-        foreach ($this->_custom_stati as $status => $props) {
-            $new_stati[ $status ] = $props['label'];
-        }
-        return $new_stati;
-    }
-
-
-    /**
-     * Creates a child of EE_CPT_Base given a WP_Post or array of wpdb results which
-     * are a row from the posts table. If we're missing any fields required for the model,
-     * we just fetch the entire entry from the DB (ie, if you want to use this to save DB queries,
-     * make sure you are attaching all the model's fields onto the post)
-     *
-     * @param WP_Post|array $post
-     * @return EE_Base_Class|EE_Soft_Delete_Base_Class
-     */
-    public function instantiate_class_from_post_object_orig($post)
-    {
-        $post = (array) $post;
-        $has_all_necessary_fields_for_table = true;
-        // check if the post has fields on the meta table already
-        foreach ($this->_get_other_tables() as $table_obj) {
-            $fields_for_that_table = $this->_get_fields_for_table($table_obj->get_table_alias());
-            foreach ($fields_for_that_table as $field_obj) {
-                if (! isset($post[ $field_obj->get_table_column() ])
-                    && ! isset($post[ $field_obj->get_qualified_column() ])
-                ) {
-                    $has_all_necessary_fields_for_table = false;
-                }
-            }
-        }
-        // if we don't have all the fields we need, then just fetch the proper model from the DB
-        if (! $has_all_necessary_fields_for_table) {
-            return $this->get_one_by_ID($post['ID']);
-        } else {
-            return $this->instantiate_class_from_array_or_object($post);
-        }
-    }
-
-
-    /**
-     * @param null $post
-     * @return EE_Base_Class|EE_Soft_Delete_Base_Class
-     */
-    public function instantiate_class_from_post_object($post = null)
-    {
-        if (empty($post)) {
-            global $post;
-        }
-        $post = (array) $post;
-        $tables_needing_to_be_queried = array();
-        // check if the post has fields on the meta table already
-        foreach ($this->get_tables() as $table_obj) {
-            $fields_for_that_table = $this->_get_fields_for_table($table_obj->get_table_alias());
-            foreach ($fields_for_that_table as $field_obj) {
-                if (! isset($post[ $field_obj->get_table_column() ])
-                    && ! isset($post[ $field_obj->get_qualified_column() ])
-                ) {
-                    $tables_needing_to_be_queried[ $table_obj->get_table_alias() ] = $table_obj;
-                }
-            }
-        }
-        // if we don't have all the fields we need, then just fetch the proper model from the DB
-        if ($tables_needing_to_be_queried) {
-            if (count($tables_needing_to_be_queried) == 1
-                && reset($tables_needing_to_be_queried)
-                   instanceof
-                   EE_Secondary_Table
-            ) {
-                // so we're only missing data from a secondary table. Well that's not too hard to query for
-                $table_to_query = reset($tables_needing_to_be_queried);
-                $missing_data = $this->_do_wpdb_query(
-                    'get_row',
-                    array(
-                        'SELECT * FROM '
-                        . $table_to_query->get_table_name()
-                        . ' WHERE '
-                        . $table_to_query->get_fk_on_table()
-                        . ' = '
-                        . $post['ID'],
-                        ARRAY_A,
-                    )
-                );
-                if (! empty($missing_data)) {
-                    $post = array_merge($post, $missing_data);
-                }
-            } else {
-                return $this->get_one_by_ID($post['ID']);
-            }
-        }
-        return $this->instantiate_class_from_array_or_object($post);
-    }
-
-
-    /**
-     * Gets the post type associated with this
-     *
-     * @throws EE_Error
-     * @return string
-     */
-    public function post_type()
-    {
-        $post_type_field = null;
-        foreach ($this->field_settings(true) as $field_obj) {
-            if ($field_obj instanceof EE_WP_Post_Type_Field) {
-                $post_type_field = $field_obj;
-                break;
-            }
-        }
-        if ($post_type_field == null) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        "CPT Model %s should have a field of type EE_WP_Post_Type, but doesnt",
-                        "event_espresso"
-                    ),
-                    get_class($this)
-                )
-            );
-        }
-        return $post_type_field->get_default_value();
-    }
+	const EVENT_CATEGORY_TAXONOMY = 'espresso_event_categories';
+
+	/**
+	 * @var string post_status_publish - the wp post status for published cpts
+	 */
+	const post_status_publish = 'publish';
+
+	/**
+	 * @var string post_status_future - the wp post status for scheduled cpts
+	 */
+	const post_status_future = 'future';
+
+	/**
+	 * @var string post_status_draft - the wp post status for draft cpts
+	 */
+	const post_status_draft = 'draft';
+
+	/**
+	 * @var string post_status_pending - the wp post status for pending cpts
+	 */
+	const post_status_pending = 'pending';
+
+	/**
+	 * @var string post_status_private - the wp post status for private cpts
+	 */
+	const post_status_private = 'private';
+
+	/**
+	 * @var string post_status_trashed - the wp post status for trashed cpts
+	 */
+	const post_status_trashed = 'trash';
+
+	/**
+	 * This is an array of custom statuses for the given CPT model (modified by children)
+	 * format:
+	 * array(
+	 *        'status_name' => array(
+	 *            'label' => __('Status Name', 'event_espresso'),
+	 *            'public' => TRUE //whether a public status or not.
+	 *        )
+	 * )
+	 *
+	 * @var array
+	 */
+	protected $_custom_stati = array();
+
+
+	/**
+	 * Adds a relationship to Term_Taxonomy for each CPT_Base
+	 *
+	 * @param string $timezone
+	 * @throws \EE_Error
+	 */
+	protected function __construct($timezone = null)
+	{
+		// adds a relationship to Term_Taxonomy for all these models. For this to work
+		// Term_Relationship must have a relation to each model subclassing EE_CPT_Base explicitly
+		// eg, in EEM_Term_Relationship, inside the _model_relations array, there must be an entry
+		// with key equalling the subclassing model's model name (eg 'Event' or 'Venue'), and the value
+		// must also be new EE_HABTM_Relation('Term_Relationship');
+		$this->_model_relations['Term_Taxonomy'] = new EE_HABTM_Relation('Term_Relationship');
+		$primary_table_name = null;
+		// add  the common _status field to all CPT primary tables.
+		foreach ($this->_tables as $alias => $table_obj) {
+			if ($table_obj instanceof EE_Primary_Table) {
+				$primary_table_name = $alias;
+			}
+		}
+		// set default wp post statuses if child has not already set.
+		if (! isset($this->_fields[ $primary_table_name ]['status'])) {
+			$this->_fields[ $primary_table_name ]['status'] = new EE_WP_Post_Status_Field(
+				'post_status',
+				__("Event Status", "event_espresso"),
+				false,
+				'draft'
+			);
+		}
+		if (! isset($this->_fields[ $primary_table_name ]['to_ping'])) {
+			$this->_fields[ $primary_table_name ]['to_ping'] = new EE_DB_Only_Text_Field(
+				'to_ping',
+				__('To Ping', 'event_espresso'),
+				false,
+				''
+			);
+		}
+		if (! isset($this->_fields[ $primary_table_name ]['pinged'])) {
+			$this->_fields[ $primary_table_name ]['pinged'] = new EE_DB_Only_Text_Field(
+				'pinged',
+				__('Pinged', 'event_espresso'),
+				false,
+				''
+			);
+		}
+		if (! isset($this->_fields[ $primary_table_name ]['comment_status'])) {
+			$this->_fields[ $primary_table_name ]['comment_status'] = new EE_Plain_Text_Field(
+				'comment_status',
+				__('Comment Status', 'event_espresso'),
+				false,
+				'open'
+			);
+		}
+		if (! isset($this->_fields[ $primary_table_name ]['ping_status'])) {
+			$this->_fields[ $primary_table_name ]['ping_status'] = new EE_Plain_Text_Field(
+				'ping_status',
+				__('Ping Status', 'event_espresso'),
+				false,
+				'open'
+			);
+		}
+		if (! isset($this->_fields[ $primary_table_name ]['post_content_filtered'])) {
+			$this->_fields[ $primary_table_name ]['post_content_filtered'] = new EE_DB_Only_Text_Field(
+				'post_content_filtered',
+				__('Post Content Filtered', 'event_espresso'),
+				false,
+				''
+			);
+		}
+		if (! isset($this->_model_relations['Post_Meta'])) {
+			// don't block deletes though because we want to maintain the current behaviour
+			$this->_model_relations['Post_Meta'] = new EE_Has_Many_Relation(false);
+		}
+		if (! $this->_minimum_where_conditions_strategy instanceof EE_Default_Where_Conditions) {
+			// nothing was set during child constructor, so set default
+			$this->_minimum_where_conditions_strategy = new EE_CPT_Minimum_Where_Conditions($this->post_type());
+		}
+		if (! $this->_default_where_conditions_strategy instanceof EE_Default_Where_Conditions) {
+			// nothing was set during child constructor, so set default
+			// it's ok for child classes to specify this, but generally this is more DRY
+			$this->_default_where_conditions_strategy = new EE_CPT_Where_Conditions($this->post_type());
+		}
+		parent::__construct($timezone);
+	}
+
+
+	/**
+	 * @return array
+	 */
+	public function public_event_stati()
+	{
+		// @see wp-includes/post.php
+		return get_post_stati(array('public' => true));
+	}
+
+
+	/**
+	 * Searches for field on this model of type 'deleted_flag'. if it is found,
+	 * returns it's name. BUT That doesn't apply to CPTs. We should instead use post_status_field_name
+	 *
+	 * @return string
+	 * @throws EE_Error
+	 */
+	public function deleted_field_name()
+	{
+		throw new EE_Error(
+			sprintf(
+				__(
+					"EEM_CPT_Base should nto call deleted_field_name! It should instead use post_status_field_name",
+					"event_espresso"
+				)
+			)
+		);
+	}
+
+
+	/**
+	 * Gets the field's name that sets the post status
+	 *
+	 * @return string
+	 * @throws EE_Error
+	 */
+	public function post_status_field_name()
+	{
+		$field = $this->get_a_field_of_type('EE_WP_Post_Status_Field');
+		if ($field) {
+			return $field->get_name();
+		} else {
+			throw new EE_Error(
+				sprintf(
+					__(
+						'We are trying to find the post status flag field on %s, but none was found. Are you sure there is a field of type EE_Trashed_Flag_Field in %s constructor?',
+						'event_espresso'
+					),
+					get_class($this),
+					get_class($this)
+				)
+			);
+		}
+	}
+
+
+	/**
+	 * Alters the query params so that only trashed/soft-deleted items are considered
+	 *
+	 * @param array $query_params like EEM_Base::get_all's $query_params
+	 * @return array like EEM_Base::get_all's $query_params
+	 */
+	protected function _alter_query_params_so_only_trashed_items_included($query_params)
+	{
+		$post_status_field_name = $this->post_status_field_name();
+		$query_params[0][ $post_status_field_name ] = self::post_status_trashed;
+		return $query_params;
+	}
+
+
+	/**
+	 * Alters the query params so each item's deleted status is ignored.
+	 *
+	 * @param array $query_params
+	 * @return array
+	 */
+	protected function _alter_query_params_so_deleted_and_undeleted_items_included($query_params)
+	{
+		$query_params['default_where_conditions'] = 'minimum';
+		return $query_params;
+	}
+
+
+	/**
+	 * Performs deletes or restores on items. Both soft-deleted and non-soft-deleted items considered.
+	 *
+	 * @param boolean $delete       true to indicate deletion, false to indicate restoration
+	 * @param array   $query_params like EEM_Base::get_all
+	 * @return boolean success
+	 */
+	public function delete_or_restore($delete = true, $query_params = array())
+	{
+		$post_status_field_name = $this->post_status_field_name();
+		$query_params = $this->_alter_query_params_so_deleted_and_undeleted_items_included($query_params);
+		$new_status = $delete ? self::post_status_trashed : 'draft';
+		if ($this->update(array($post_status_field_name => $new_status), $query_params)) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+
+	/**
+	 * meta_table
+	 * returns first EE_Secondary_Table table name
+	 *
+	 * @access public
+	 * @return string
+	 */
+	public function meta_table()
+	{
+		$meta_table = $this->_get_other_tables();
+		$meta_table = reset($meta_table);
+		return $meta_table instanceof EE_Secondary_Table ? $meta_table->get_table_name() : null;
+	}
+
+
+	/**
+	 * This simply returns an array of the meta table fields (useful for when we just need to update those fields)
+	 *
+	 * @param  bool $all triggers whether we include DB_Only fields or JUST non DB_Only fields.  Defaults to false (no
+	 *                   db only fields)
+	 * @return array
+	 */
+	public function get_meta_table_fields($all = false)
+	{
+		$all_fields = $fields_to_return = array();
+		foreach ($this->_tables as $alias => $table_obj) {
+			if ($table_obj instanceof EE_Secondary_Table) {
+				$all_fields = array_merge($this->_get_fields_for_table($alias), $all_fields);
+			}
+		}
+		if (! $all) {
+			foreach ($all_fields as $name => $obj) {
+				if ($obj instanceof EE_DB_Only_Field_Base) {
+					continue;
+				}
+				$fields_to_return[] = $name;
+			}
+		} else {
+			$fields_to_return = array_keys($all_fields);
+		}
+		return $fields_to_return;
+	}
+
+
+	/**
+	 * Adds an event category with the specified name and description to the specified
+	 * $cpt_model_object. Intelligently adds a term if necessary, and adds a term_taxonomy if necessary,
+	 * and adds an entry in the term_relationship if necessary.
+	 *
+	 * @param EE_CPT_Base $cpt_model_object
+	 * @param string      $category_name (used to derive the term slug too)
+	 * @param string      $category_description
+	 * @param int         $parent_term_taxonomy_id
+	 * @return EE_Term_Taxonomy
+	 */
+	public function add_event_category(
+		EE_CPT_Base $cpt_model_object,
+		$category_name,
+		$category_description = '',
+		$parent_term_taxonomy_id = null
+	) {
+		// create term
+		require_once(EE_MODELS . 'EEM_Term.model.php');
+		// first, check for a term by the same name or slug
+		$category_slug = sanitize_title($category_name);
+		$term = EEM_Term::instance()->get_one(
+			array(
+				array(
+					'OR' => array(
+						'name' => $category_name,
+						'slug' => $category_slug,
+					),
+				),
+			)
+		);
+		if (! $term) {
+			$term = EE_Term::new_instance(
+				array(
+					'name' => $category_name,
+					'slug' => $category_slug,
+				)
+			);
+			$term->save();
+		}
+		// make sure there's a term-taxonomy entry too
+		require_once(EE_MODELS . 'EEM_Term_Taxonomy.model.php');
+		$term_taxonomy = EEM_Term_Taxonomy::instance()->get_one(
+			array(
+				array(
+					'term_id'  => $term->ID(),
+					'taxonomy' => self::EVENT_CATEGORY_TAXONOMY,
+				),
+			)
+		);
+		/** @var $term_taxonomy EE_Term_Taxonomy */
+		if (! $term_taxonomy) {
+			$term_taxonomy = EE_Term_Taxonomy::new_instance(
+				array(
+					'term_id'     => $term->ID(),
+					'taxonomy'    => self::EVENT_CATEGORY_TAXONOMY,
+					'description' => $category_description,
+					'term_count'       => 1,
+					'parent'      => $parent_term_taxonomy_id,
+				)
+			);
+			$term_taxonomy->save();
+		} else {
+			$term_taxonomy->set_count($term_taxonomy->count() + 1);
+			$term_taxonomy->save();
+		}
+		return $this->add_relationship_to($cpt_model_object, $term_taxonomy, 'Term_Taxonomy');
+	}
+
+
+	/**
+	 * Removed the category specified by name as having a relation to this event.
+	 * Does not remove the term or term_taxonomy.
+	 *
+	 * @param EE_CPT_Base $cpt_model_object_event
+	 * @param string      $category_name name of the event category (term)
+	 * @return bool
+	 */
+	public function remove_event_category(EE_CPT_Base $cpt_model_object_event, $category_name)
+	{
+		// find the term_taxonomy by that name
+		$term_taxonomy = $this->get_first_related(
+			$cpt_model_object_event,
+			'Term_Taxonomy',
+			array(array('Term.name' => $category_name, 'taxonomy' => self::EVENT_CATEGORY_TAXONOMY))
+		);
+		/** @var $term_taxonomy EE_Term_Taxonomy */
+		if ($term_taxonomy) {
+			$term_taxonomy->set_count($term_taxonomy->count() - 1);
+			$term_taxonomy->save();
+		}
+		return $this->remove_relationship_to($cpt_model_object_event, $term_taxonomy, 'Term_Taxonomy');
+	}
+
+
+	/**
+	 * This is a wrapper for the WordPress get_the_post_thumbnail() function that returns the feature image for the
+	 * given CPT ID.  It accepts the same params as what get_the_post_thumbnail() accepts.
+	 *
+	 * @link   http://codex.wordpress.org/Function_Reference/get_the_post_thumbnail
+	 * @access public
+	 * @param int          $id   the ID for the cpt we want the feature image for
+	 * @param string|array $size (optional) Image size. Defaults to 'post-thumbnail' but can also be a 2-item array
+	 *                           representing width and height in pixels (i.e. array(32,32) ).
+	 * @param string|array $attr Optional. Query string or array of attributes.
+	 * @return string HTML image element
+	 */
+	public function get_feature_image($id, $size = 'thumbnail', $attr = '')
+	{
+		return get_the_post_thumbnail($id, $size, $attr);
+	}
+
+
+	/**
+	 * Just a handy way to get the list of post statuses currently registered with WP.
+	 *
+	 * @global array $wp_post_statuses set in wp core for storing all the post stati
+	 * @return array
+	 */
+	public function get_post_statuses()
+	{
+		global $wp_post_statuses;
+		$statuses = array();
+		foreach ($wp_post_statuses as $post_status => $args_object) {
+			$statuses[ $post_status ] = $args_object->label;
+		}
+		return $statuses;
+	}
+
+
+	/**
+	 * public method that can be used to retrieve the protected status array on the instantiated cpt model
+	 *
+	 * @return array array of statuses.
+	 */
+	public function get_status_array()
+	{
+		$statuses = $this->get_post_statuses();
+		// first the global filter
+		$statuses = apply_filters('FHEE_EEM_CPT_Base__get_status_array', $statuses);
+		// now the class specific filter
+		$statuses = apply_filters('FHEE_EEM_' . get_class($this) . '__get_status_array', $statuses);
+		return $statuses;
+	}
+
+
+	/**
+	 * this returns the post statuses that are NOT the default wordpress status
+	 *
+	 * @return array
+	 */
+	public function get_custom_post_statuses()
+	{
+		$new_stati = array();
+		foreach ($this->_custom_stati as $status => $props) {
+			$new_stati[ $status ] = $props['label'];
+		}
+		return $new_stati;
+	}
+
+
+	/**
+	 * Creates a child of EE_CPT_Base given a WP_Post or array of wpdb results which
+	 * are a row from the posts table. If we're missing any fields required for the model,
+	 * we just fetch the entire entry from the DB (ie, if you want to use this to save DB queries,
+	 * make sure you are attaching all the model's fields onto the post)
+	 *
+	 * @param WP_Post|array $post
+	 * @return EE_Base_Class|EE_Soft_Delete_Base_Class
+	 */
+	public function instantiate_class_from_post_object_orig($post)
+	{
+		$post = (array) $post;
+		$has_all_necessary_fields_for_table = true;
+		// check if the post has fields on the meta table already
+		foreach ($this->_get_other_tables() as $table_obj) {
+			$fields_for_that_table = $this->_get_fields_for_table($table_obj->get_table_alias());
+			foreach ($fields_for_that_table as $field_obj) {
+				if (! isset($post[ $field_obj->get_table_column() ])
+					&& ! isset($post[ $field_obj->get_qualified_column() ])
+				) {
+					$has_all_necessary_fields_for_table = false;
+				}
+			}
+		}
+		// if we don't have all the fields we need, then just fetch the proper model from the DB
+		if (! $has_all_necessary_fields_for_table) {
+			return $this->get_one_by_ID($post['ID']);
+		} else {
+			return $this->instantiate_class_from_array_or_object($post);
+		}
+	}
+
+
+	/**
+	 * @param null $post
+	 * @return EE_Base_Class|EE_Soft_Delete_Base_Class
+	 */
+	public function instantiate_class_from_post_object($post = null)
+	{
+		if (empty($post)) {
+			global $post;
+		}
+		$post = (array) $post;
+		$tables_needing_to_be_queried = array();
+		// check if the post has fields on the meta table already
+		foreach ($this->get_tables() as $table_obj) {
+			$fields_for_that_table = $this->_get_fields_for_table($table_obj->get_table_alias());
+			foreach ($fields_for_that_table as $field_obj) {
+				if (! isset($post[ $field_obj->get_table_column() ])
+					&& ! isset($post[ $field_obj->get_qualified_column() ])
+				) {
+					$tables_needing_to_be_queried[ $table_obj->get_table_alias() ] = $table_obj;
+				}
+			}
+		}
+		// if we don't have all the fields we need, then just fetch the proper model from the DB
+		if ($tables_needing_to_be_queried) {
+			if (count($tables_needing_to_be_queried) == 1
+				&& reset($tables_needing_to_be_queried)
+				   instanceof
+				   EE_Secondary_Table
+			) {
+				// so we're only missing data from a secondary table. Well that's not too hard to query for
+				$table_to_query = reset($tables_needing_to_be_queried);
+				$missing_data = $this->_do_wpdb_query(
+					'get_row',
+					array(
+						'SELECT * FROM '
+						. $table_to_query->get_table_name()
+						. ' WHERE '
+						. $table_to_query->get_fk_on_table()
+						. ' = '
+						. $post['ID'],
+						ARRAY_A,
+					)
+				);
+				if (! empty($missing_data)) {
+					$post = array_merge($post, $missing_data);
+				}
+			} else {
+				return $this->get_one_by_ID($post['ID']);
+			}
+		}
+		return $this->instantiate_class_from_array_or_object($post);
+	}
+
+
+	/**
+	 * Gets the post type associated with this
+	 *
+	 * @throws EE_Error
+	 * @return string
+	 */
+	public function post_type()
+	{
+		$post_type_field = null;
+		foreach ($this->field_settings(true) as $field_obj) {
+			if ($field_obj instanceof EE_WP_Post_Type_Field) {
+				$post_type_field = $field_obj;
+				break;
+			}
+		}
+		if ($post_type_field == null) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						"CPT Model %s should have a field of type EE_WP_Post_Type, but doesnt",
+						"event_espresso"
+					),
+					get_class($this)
+				)
+			);
+		}
+		return $post_type_field->get_default_value();
+	}
 }