eventespresso / event-espresso-core

core/EE_Psr4AutoloaderInit.core.php

Indentation +34 added lines, -34 removed lines

@@ -17,38 +17,38 @@
 {
 
 
-    /**
-     * @type \EventEspresso\core\Psr4Autoloader
-     */
-    protected static $psr4_loader;
-
-
-    /**
-     * @return \EventEspresso\core\Psr4Autoloader
-     */
-    public function initializeAutoloader()
-    {
-        static $initialized = false;
-        if (! $initialized) {
-            // instantiate PSR4 autoloader
-            espresso_load_required('Psr4Autoloader', EE_CORE . 'Psr4Autoloader.php');
-            EE_Psr4AutoloaderInit::$psr4_loader = new Psr4Autoloader();
-            // register the autoloader
-            EE_Psr4AutoloaderInit::$psr4_loader->register();
-            // register the base directories for the namespace prefix
-            EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspresso', EE_PLUGIN_DIR_PATH);
-            EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspressoBatchRequest', EE_LIBRARIES . 'batch');
-            EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspressoVendor', EE_THIRD_PARTY);
-            $initialized = true;
-        }
-    }
-
-
-    /**
-     * @return \EventEspresso\core\Psr4Autoloader
-     */
-    public static function psr4_loader()
-    {
-        return self::$psr4_loader;
-    }
+	/**
+	 * @type \EventEspresso\core\Psr4Autoloader
+	 */
+	protected static $psr4_loader;
+
+
+	/**
+	 * @return \EventEspresso\core\Psr4Autoloader
+	 */
+	public function initializeAutoloader()
+	{
+		static $initialized = false;
+		if (! $initialized) {
+			// instantiate PSR4 autoloader
+			espresso_load_required('Psr4Autoloader', EE_CORE . 'Psr4Autoloader.php');
+			EE_Psr4AutoloaderInit::$psr4_loader = new Psr4Autoloader();
+			// register the autoloader
+			EE_Psr4AutoloaderInit::$psr4_loader->register();
+			// register the base directories for the namespace prefix
+			EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspresso', EE_PLUGIN_DIR_PATH);
+			EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspressoBatchRequest', EE_LIBRARIES . 'batch');
+			EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspressoVendor', EE_THIRD_PARTY);
+			$initialized = true;
+		}
+	}
+
+
+	/**
+	 * @return \EventEspresso\core\Psr4Autoloader
+	 */
+	public static function psr4_loader()
+	{
+		return self::$psr4_loader;
+	}
 }

Spacing +3 added lines, -3 removed lines

@@ -29,15 +29,15 @@
     public function initializeAutoloader()
     {
         static $initialized = false;
-        if (! $initialized) {
+        if ( ! $initialized) {
             // instantiate PSR4 autoloader
-            espresso_load_required('Psr4Autoloader', EE_CORE . 'Psr4Autoloader.php');
+            espresso_load_required('Psr4Autoloader', EE_CORE.'Psr4Autoloader.php');
             EE_Psr4AutoloaderInit::$psr4_loader = new Psr4Autoloader();
             // register the autoloader
             EE_Psr4AutoloaderInit::$psr4_loader->register();
             // register the base directories for the namespace prefix
             EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspresso', EE_PLUGIN_DIR_PATH);
-            EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspressoBatchRequest', EE_LIBRARIES . 'batch');
+            EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspressoBatchRequest', EE_LIBRARIES.'batch');
             EE_Psr4AutoloaderInit::$psr4_loader->addNamespace('EventEspressoVendor', EE_THIRD_PARTY);
             $initialized = true;
         }

core/EE_Object_Repository.core.php

Indentation +86 added lines, -86 removed lines

@@ -16,98 +16,98 @@
 abstract class EE_Object_Repository extends EE_Object_Collection implements EEI_Repository
 {
 
-    /**
-     * default persist method called on repository objects if none supplied
-     *
-     * @type string $persist_method
-     */
-    protected $persist_method;
+	/**
+	 * default persist method called on repository objects if none supplied
+	 *
+	 * @type string $persist_method
+	 */
+	protected $persist_method;
 
 
-    /**
-     * _call_user_func_array_on_current
-     *
-     * calls the supplied callback method name on the current repository object,
-     * an array of arguments can also be supplied that will be passed along to the callback method,
-     * where each element of the $arguments array corresponds to a parameter for the callback method
-     * PLZ NOTE: if the first argument of the callback requires an array, for example array( 'key' => 'value' )
-     * then $arguments needs to be a DOUBLE array ie: array( array( 'key' => 'value' ) )
-     *
-     * @access public
-     * @param string $callback  name of method found on object to be called.
-     * @param array  $arguments arrays of arguments that will be passed to the object's callback method
-     * @return bool | int
-     */
-    protected function _call_user_func_array_on_current($callback = '', $arguments = array())
-    {
-        if ($callback !== '' && method_exists($this->current(), $callback)) {
-            return call_user_func_array(array($this->current(), $callback), $arguments);
-        }
-        return false;
-    }
+	/**
+	 * _call_user_func_array_on_current
+	 *
+	 * calls the supplied callback method name on the current repository object,
+	 * an array of arguments can also be supplied that will be passed along to the callback method,
+	 * where each element of the $arguments array corresponds to a parameter for the callback method
+	 * PLZ NOTE: if the first argument of the callback requires an array, for example array( 'key' => 'value' )
+	 * then $arguments needs to be a DOUBLE array ie: array( array( 'key' => 'value' ) )
+	 *
+	 * @access public
+	 * @param string $callback  name of method found on object to be called.
+	 * @param array  $arguments arrays of arguments that will be passed to the object's callback method
+	 * @return bool | int
+	 */
+	protected function _call_user_func_array_on_current($callback = '', $arguments = array())
+	{
+		if ($callback !== '' && method_exists($this->current(), $callback)) {
+			return call_user_func_array(array($this->current(), $callback), $arguments);
+		}
+		return false;
+	}
 
 
-    /**
-     * _call_user_func_on_all
-     *
-     * calls the supplied callback method name on ALL repository objects,
-     *
-     * @access public
-     * @param string $callback name of method found on repository objects to be called
-     * @return bool | int
-     */
-    protected function _call_user_func_on_all($callback = '')
-    {
-        $success = true;
-        if ($this->valid()) {
-            $this->rewind();
-            while ($this->valid()) {
-                // any negative result will toggle success to false
-                $success = $this->_call_user_func_array_on_current($callback) ? $success : false;
-                $this->next();
-            }
-            $this->rewind();
-        }
-        return $success;
-    }
+	/**
+	 * _call_user_func_on_all
+	 *
+	 * calls the supplied callback method name on ALL repository objects,
+	 *
+	 * @access public
+	 * @param string $callback name of method found on repository objects to be called
+	 * @return bool | int
+	 */
+	protected function _call_user_func_on_all($callback = '')
+	{
+		$success = true;
+		if ($this->valid()) {
+			$this->rewind();
+			while ($this->valid()) {
+				// any negative result will toggle success to false
+				$success = $this->_call_user_func_array_on_current($callback) ? $success : false;
+				$this->next();
+			}
+			$this->rewind();
+		}
+		return $success;
+	}
 
 
-    /**
-     * persist
-     *
-     * primarily used for saving EE_Base_Class classes to the database,
-     * but can be supplied with a "persistence callback" that can be used for classes that are not instances of
-     * EE_Base_Class, or for providing alternate ways to persist an object such as session caching, etc... an array of
-     * arguments can also be supplied that will be passed along to the object's persistence method
-     *
-     * @access public
-     * @param string $persistence_callback                                    name of method found on object that can
-     *                                                                        be used for persisting the object
-     *                                                                        defaults to
-     *                                                                        EE_Object_Repository::$persist_method
-     * @param array  $persistence_arguments                                   arrays of arguments that will be passed
-     *                                                                        to the object's persistence method
-     * @return bool | int
-     */
-    public function persist($persistence_callback = '', $persistence_arguments = array())
-    {
-        $persistence_callback = ! empty($persistence_callback) ? $persistence_callback : $this->persist_method;
-        return $this->_call_user_func_array_on_current($persistence_callback, $persistence_arguments);
-    }
+	/**
+	 * persist
+	 *
+	 * primarily used for saving EE_Base_Class classes to the database,
+	 * but can be supplied with a "persistence callback" that can be used for classes that are not instances of
+	 * EE_Base_Class, or for providing alternate ways to persist an object such as session caching, etc... an array of
+	 * arguments can also be supplied that will be passed along to the object's persistence method
+	 *
+	 * @access public
+	 * @param string $persistence_callback                                    name of method found on object that can
+	 *                                                                        be used for persisting the object
+	 *                                                                        defaults to
+	 *                                                                        EE_Object_Repository::$persist_method
+	 * @param array  $persistence_arguments                                   arrays of arguments that will be passed
+	 *                                                                        to the object's persistence method
+	 * @return bool | int
+	 */
+	public function persist($persistence_callback = '', $persistence_arguments = array())
+	{
+		$persistence_callback = ! empty($persistence_callback) ? $persistence_callback : $this->persist_method;
+		return $this->_call_user_func_array_on_current($persistence_callback, $persistence_arguments);
+	}
 
 
-    /**
-     * persist_all
-     *
-     * calls \EE_Object_Repository::persist() on all objects within the repository
-     *
-     * @access public
-     * @param string $persistence_callback name of method found on object that can be used for persisting the object
-     * @return bool | int
-     */
-    public function persist_all($persistence_callback = '')
-    {
-        $persistence_callback = ! empty($persistence_callback) ? $persistence_callback : $this->persist_method;
-        return $this->_call_user_func_on_all($persistence_callback);
-    }
+	/**
+	 * persist_all
+	 *
+	 * calls \EE_Object_Repository::persist() on all objects within the repository
+	 *
+	 * @access public
+	 * @param string $persistence_callback name of method found on object that can be used for persisting the object
+	 * @return bool | int
+	 */
+	public function persist_all($persistence_callback = '')
+	{
+		$persistence_callback = ! empty($persistence_callback) ? $persistence_callback : $this->persist_method;
+		return $this->_call_user_func_on_all($persistence_callback);
+	}
 }

core/EED_Module.module.php

Indentation +106 added lines, -106 removed lines

@@ -12,110 +12,110 @@
 abstract class EED_Module extends EE_Configurable implements ResettableInterface
 {
 
-    /**
-     * rendered output to be returned to WP
-     *
-     * @var    string $output
-     */
-    protected $output = '';
-
-    /**
-     * the current active espresso template theme
-     *
-     * @var    string $theme
-     */
-    protected $theme = '';
-
-
-    /**
-     * @return void
-     */
-    public static function reset()
-    {
-        $module_name = get_called_class();
-        new $module_name();
-    }
-
-
-    /**
-     *    set_hooks - for hooking into EE Core, other modules, etc
-     *
-     * @access    public
-     * @return    void
-     */
-    public static function set_hooks()
-    {
-    }
-
-
-    /**
-     *    set_hooks_admin - for hooking into EE Admin Core, other modules, etc
-     *
-     * @access    public
-     * @return    void
-     */
-    public static function set_hooks_admin()
-    {
-    }
-
-
-    /**
-     *    run - initial module setup
-     *    this method is primarily used for activating resources in the EE_Front_Controller thru the use of filters
-     *
-     * @access    public
-     * @var            WP $WP
-     * @return    void
-     */
-    abstract public function run($WP);
-
-
-    /**
-     * EED_Module constructor.
-     */
-    final public function __construct()
-    {
-        $this->theme = EE_Config::get_current_theme();
-        $module_name = $this->module_name();
-        EE_Registry::instance()->modules->{$module_name} = $this;
-    }
-
-
-    /**
-     * @param $module_name
-     * @return EED_Module
-     */
-    protected static function get_instance($module_name = '')
-    {
-        $module_name = ! empty($module_name)
-            ? $module_name
-            : get_called_class();
-        if (! isset(EE_Registry::instance()->modules->{$module_name})
-            || ! EE_Registry::instance()->modules->{$module_name} instanceof EED_Module
-        ) {
-            EE_Registry::instance()->add_module($module_name);
-        }
-        return EE_Registry::instance()->get_module($module_name);
-    }
-
-
-    /**
-     *    module_name
-     *
-     * @access    public
-     * @return    string
-     */
-    public function module_name()
-    {
-        return get_class($this);
-    }
-
-
-    /**
-     * @return string
-     */
-    public function theme()
-    {
-        return $this->theme;
-    }
+	/**
+	 * rendered output to be returned to WP
+	 *
+	 * @var    string $output
+	 */
+	protected $output = '';
+
+	/**
+	 * the current active espresso template theme
+	 *
+	 * @var    string $theme
+	 */
+	protected $theme = '';
+
+
+	/**
+	 * @return void
+	 */
+	public static function reset()
+	{
+		$module_name = get_called_class();
+		new $module_name();
+	}
+
+
+	/**
+	 *    set_hooks - for hooking into EE Core, other modules, etc
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public static function set_hooks()
+	{
+	}
+
+
+	/**
+	 *    set_hooks_admin - for hooking into EE Admin Core, other modules, etc
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public static function set_hooks_admin()
+	{
+	}
+
+
+	/**
+	 *    run - initial module setup
+	 *    this method is primarily used for activating resources in the EE_Front_Controller thru the use of filters
+	 *
+	 * @access    public
+	 * @var            WP $WP
+	 * @return    void
+	 */
+	abstract public function run($WP);
+
+
+	/**
+	 * EED_Module constructor.
+	 */
+	final public function __construct()
+	{
+		$this->theme = EE_Config::get_current_theme();
+		$module_name = $this->module_name();
+		EE_Registry::instance()->modules->{$module_name} = $this;
+	}
+
+
+	/**
+	 * @param $module_name
+	 * @return EED_Module
+	 */
+	protected static function get_instance($module_name = '')
+	{
+		$module_name = ! empty($module_name)
+			? $module_name
+			: get_called_class();
+		if (! isset(EE_Registry::instance()->modules->{$module_name})
+			|| ! EE_Registry::instance()->modules->{$module_name} instanceof EED_Module
+		) {
+			EE_Registry::instance()->add_module($module_name);
+		}
+		return EE_Registry::instance()->get_module($module_name);
+	}
+
+
+	/**
+	 *    module_name
+	 *
+	 * @access    public
+	 * @return    string
+	 */
+	public function module_name()
+	{
+		return get_class($this);
+	}
+
+
+	/**
+	 * @return string
+	 */
+	public function theme()
+	{
+		return $this->theme;
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -90,7 +90,7 @@
         $module_name = ! empty($module_name)
             ? $module_name
             : get_called_class();
-        if (! isset(EE_Registry::instance()->modules->{$module_name})
+        if ( ! isset(EE_Registry::instance()->modules->{$module_name})
             || ! EE_Registry::instance()->modules->{$module_name} instanceof EED_Module
         ) {
             EE_Registry::instance()->add_module($module_name);

core/EE_Base.core.php

Indentation +32 added lines, -32 removed lines

@@ -11,42 +11,42 @@
 class EE_Base
 {
 
-    /**
-     *        @ override magic methods
-     *        @ return void
-     */
-    public function __get($a)
-    {
-        return false;
-    }
+	/**
+	 *        @ override magic methods
+	 *        @ return void
+	 */
+	public function __get($a)
+	{
+		return false;
+	}
 
-    public function __set($a, $b)
-    {
-        return false;
-    }
+	public function __set($a, $b)
+	{
+		return false;
+	}
 
-    public function __isset($a)
-    {
-        return false;
-    }
+	public function __isset($a)
+	{
+		return false;
+	}
 
-    public function __unset($a)
-    {
-        return false;
-    }
+	public function __unset($a)
+	{
+		return false;
+	}
 
-    public function __clone()
-    {
-        return false;
-    }
+	public function __clone()
+	{
+		return false;
+	}
 
-    public function __wakeup()
-    {
-        return false;
-    }
+	public function __wakeup()
+	{
+		return false;
+	}
 
-    public function __destruct()
-    {
-        return false;
-    }
+	public function __destruct()
+	{
+		return false;
+	}
 }

core/EE_Maintenance_Mode.core.php

Indentation +327 added lines, -327 removed lines

@@ -14,333 +14,333 @@
 class EE_Maintenance_Mode implements ResettableInterface
 {
 
-    /**
-     * constants available to client code for interpreting the values of EE_Maintenance_Mode::level().
-     * level_0_not_in_maintenance means the site is NOT in maintenance mode (so everything's normal)
-     */
-    const level_0_not_in_maintenance = 0;
-
-    /**
-     * level_1_frontend_only_maintenance means that the site's frontend EE code should be completely disabled
-     * but the admin backend should be running as normal. Maybe an admin can view the frontend though
-     */
-    const level_1_frontend_only_maintenance = 1;
-
-    /**
-     * level_2_complete_maintenance means the frontend AND EE backend code are disabled. The only system running
-     * is the maintenance mode stuff, which will require users to update all addons, and then finish running all
-     * migration scripts before taking the site out of maintenance mode
-     */
-    const level_2_complete_maintenance = 2;
-
-    /**
-     * the name of the option which stores the current level of maintenance mode
-     */
-    const option_name_maintenance_mode = 'ee_maintenance_mode';
-
-
-    /**
-     * @var EE_Maintenance_Mode $_instance
-     */
-    private static $_instance;
-
-    /**
-     * @var EE_Registry $EE
-     */
-    protected $EE;
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @return EE_Maintenance_Mode
-     */
-    public static function instance()
-    {
-        // check if class object is instantiated
-        if (! self::$_instance instanceof EE_Maintenance_Mode) {
-            self::$_instance = new self();
-        }
-        return self::$_instance;
-    }
-
-
-    /**
-     * Resets maintenance mode (mostly just re-checks whether or not we should be in maintenance mode)
-     *
-     * @return EE_Maintenance_Mode
-     */
-    public static function reset()
-    {
-        self::instance()->set_maintenance_mode_if_db_old();
-        return self::instance();
-    }
-
-
-    /**
-     *private constructor to prevent direct creation
-     */
-    private function __construct()
-    {
-        // if M-Mode level 2 is engaged, we still need basic assets loaded
-        add_action('wp_enqueue_scripts', array($this, 'load_assets_required_for_m_mode'));
-        // shut 'er down down for maintenance ?
-        add_filter('the_content', array($this, 'the_content'), 2);
-        // add powered by EE msg
-        add_action('shutdown', array($this, 'display_maintenance_mode_notice'), 10);
-    }
-
-
-    /**
-     * retrieves the maintenance mode option value from the db
-     *
-     * @return int
-     */
-    public function real_level()
-    {
-        return (int) get_option(self::option_name_maintenance_mode, EE_Maintenance_Mode::level_0_not_in_maintenance);
-    }
-
-
-    /**
-     * Returns whether or not the models reportedly are able to run queries or not
-     * (ie, if the system thinks their tables are present and up-to-date).
-     *
-     * @return boolean
-     */
-    public function models_can_query()
-    {
-        return $this->real_level() !== EE_Maintenance_Mode::level_2_complete_maintenance;
-    }
-
-
-    /**
-     * Determines whether or not we're in maintenance mode and what level. However, while the site
-     * is in level 1 maintenance, and an admin visits the frontend, this function makes it appear
-     * to them as if teh site isn't in maintenance mode.
-     * EE_Maintenance_Mode::level_0_not_in_maintenance => not in maintenance mode (in normal mode)
-     * EE_Maintenance_Mode::level_1_frontend_only_maintenance=> frontend-only maintenance mode
-     * EE_Maintenance_Mode::level_2_complete_maintenance => frontend and backend maintenance mode
-     *
-     * @return int
-     */
-    public function level()
-    {
-        $maintenance_mode_level = $this->real_level();
-        // if this is an admin request, we'll be honest... except if it's ajax, because that might be from the frontend
-        if ($maintenance_mode_level === EE_Maintenance_Mode::level_1_frontend_only_maintenance// we're in level 1
-            && ((defined('DOING_AJAX') && DOING_AJAX) || ! is_admin()) // on non-ajax frontend requests
-            && current_user_can('administrator') // when the user is an admin
-        ) {
-            $maintenance_mode_level = EE_Maintenance_Mode::level_0_not_in_maintenance;
-        }
-        return $maintenance_mode_level;
-    }
-
-
-    /**
-     * Determines if we need to put EE in maintenance mode because the database needs updating
-     *
-     * @return boolean true if DB is old and maintenance mode was triggered; false otherwise
-     */
-    public function set_maintenance_mode_if_db_old()
-    {
-        EE_Registry::instance()->load_core('Data_Migration_Manager');
-        if (EE_Data_Migration_Manager::instance()->check_for_applicable_data_migration_scripts()) {
-            update_option(self::option_name_maintenance_mode, self::level_2_complete_maintenance);
-            return true;
-        }
-        if ($this->level() === self::level_2_complete_maintenance) {
-            // we also want to handle the opposite: if the site is mm2, but there aren't any migrations to run
-            // then we shouldn't be in mm2. (Maybe an addon got deactivated?)
-            update_option(self::option_name_maintenance_mode, self::level_0_not_in_maintenance);
-            return false;
-        }
-        return false;
-    }
-
-
-    /**
-     * Updates the maintenance level on the site
-     *
-     * @param int $level
-     * @return void
-     */
-    public function set_maintenance_level($level)
-    {
-        do_action('AHEE__EE_Maintenance_Mode__set_maintenance_level', $level);
-        update_option(self::option_name_maintenance_mode, (int) $level);
-    }
-
-
-    /**
-     * returns TRUE if M-Mode is engaged and the current request is not for the admin
-     *
-     * @return    string
-     */
-    public static function disable_frontend_for_maintenance()
-    {
-        return (! is_admin() && EE_Maintenance_Mode::instance()->level());
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_assets_required_for_m_mode()
-    {
-        if ($this->real_level() === EE_Maintenance_Mode::level_2_complete_maintenance
-            && ! wp_script_is('espresso_core')
-        ) {
-            wp_register_style(
-                'espresso_default',
-                EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css',
-                array('dashicons'),
-                EVENT_ESPRESSO_VERSION
-            );
-            wp_enqueue_style('espresso_default');
-            wp_register_script(
-                'espresso_core',
-                EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
-                array('jquery'),
-                EVENT_ESPRESSO_VERSION,
-                true
-            );
-            wp_enqueue_script('espresso_core');
-        }
-    }
-
-
-    /**
-     * replacement EE CPT template that displays message notifying site visitors
-     * that EE has been temporarily placed into maintenance mode
-     * does NOT get called on non-EE-CPT requests
-     *
-     * @return    string
-     */
-    public static function template_include()
-    {
-        // shut 'er down down for maintenance ? then don't use any of our templates for our endpoints
-        return get_template_directory() . '/index.php';
-    }
-
-
-    /**
-     * displays message notifying site visitors that EE has been temporarily
-     * placed into maintenance mode when post_type != EE CPT
-     *
-     * @param string $the_content
-     * @return string
-     */
-    public function the_content($the_content)
-    {
-        // check if M-mode is engaged and for EE shortcode
-        if ($this->level() && strpos($the_content, '[ESPRESSO_') !== false) {
-            // this can eventually be moved to a template, or edited via admin. But for now...
-            $the_content = sprintf(
-                esc_html__(
-                    '%sMaintenance Mode%sEvent Registration has been temporarily closed while system maintenance is being performed. We\'re sorry for any inconveniences this may have caused. Please try back again later.%s',
-                    'event_espresso'
-                ),
-                '<h3>',
-                '</h3><p>',
-                '</p>'
-            );
-        }
-        return $the_content;
-    }
-
-
-    /**
-     * displays message on frontend of site notifying admin that EE has been temporarily placed into maintenance mode
-     */
-    public function display_maintenance_mode_notice()
-    {
-        // check if M-mode is engaged and for EE shortcode
-        if (! (defined('DOING_AJAX') && DOING_AJAX)
-            && $this->real_level()
-            && ! is_admin()
-            && current_user_can('administrator')
-            && EE_Registry::instance()->REQ->is_espresso_page()
-        ) {
-            printf(
-                esc_html__(
-                    '%sclose%sEvent Registration is currently disabled because Event Espresso has been placed into Maintenance Mode. To change Maintenance Mode settings, click here %sEE Maintenance Mode Admin Page%s',
-                    'event_espresso'
-                ),
-                '<div id="ee-m-mode-admin-notice-dv" class="ee-really-important-notice-dv"><a class="close-espresso-notice" title="',
-                '"><span class="dashicons dashicons-no"></span></a><p>',
-                ' &raquo; <a href="' . add_query_arg(
-                    array('page' => 'espresso_maintenance_settings'),
-                    admin_url('admin.php')
-                ) . '">',
-                '</a></p></div>'
-            );
-        }
-    }
-    // espresso-notices important-notice ee-attention
-
-
-    /**
-     * override magic methods
-     */
-    final public function __destruct()
-    {
-    }
-
-
-    final public function __call($a, $b)
-    {
-    }
-
-
-    final public function __get($a)
-    {
-    }
-
-
-    final public function __set($a, $b)
-    {
-    }
-
-
-    final public function __isset($a)
-    {
-    }
-
-
-    final public function __unset($a)
-    {
-    }
-
-
-    final public function __sleep()
-    {
-        return array();
-    }
-
-
-    final public function __wakeup()
-    {
-    }
-
-
-    final public function __invoke()
-    {
-    }
-
-
-    final public static function __set_state($a = null)
-    {
-        return EE_Maintenance_Mode::instance();
-    }
-
-
-    final public function __clone()
-    {
-    }
+	/**
+	 * constants available to client code for interpreting the values of EE_Maintenance_Mode::level().
+	 * level_0_not_in_maintenance means the site is NOT in maintenance mode (so everything's normal)
+	 */
+	const level_0_not_in_maintenance = 0;
+
+	/**
+	 * level_1_frontend_only_maintenance means that the site's frontend EE code should be completely disabled
+	 * but the admin backend should be running as normal. Maybe an admin can view the frontend though
+	 */
+	const level_1_frontend_only_maintenance = 1;
+
+	/**
+	 * level_2_complete_maintenance means the frontend AND EE backend code are disabled. The only system running
+	 * is the maintenance mode stuff, which will require users to update all addons, and then finish running all
+	 * migration scripts before taking the site out of maintenance mode
+	 */
+	const level_2_complete_maintenance = 2;
+
+	/**
+	 * the name of the option which stores the current level of maintenance mode
+	 */
+	const option_name_maintenance_mode = 'ee_maintenance_mode';
+
+
+	/**
+	 * @var EE_Maintenance_Mode $_instance
+	 */
+	private static $_instance;
+
+	/**
+	 * @var EE_Registry $EE
+	 */
+	protected $EE;
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @return EE_Maintenance_Mode
+	 */
+	public static function instance()
+	{
+		// check if class object is instantiated
+		if (! self::$_instance instanceof EE_Maintenance_Mode) {
+			self::$_instance = new self();
+		}
+		return self::$_instance;
+	}
+
+
+	/**
+	 * Resets maintenance mode (mostly just re-checks whether or not we should be in maintenance mode)
+	 *
+	 * @return EE_Maintenance_Mode
+	 */
+	public static function reset()
+	{
+		self::instance()->set_maintenance_mode_if_db_old();
+		return self::instance();
+	}
+
+
+	/**
+	 *private constructor to prevent direct creation
+	 */
+	private function __construct()
+	{
+		// if M-Mode level 2 is engaged, we still need basic assets loaded
+		add_action('wp_enqueue_scripts', array($this, 'load_assets_required_for_m_mode'));
+		// shut 'er down down for maintenance ?
+		add_filter('the_content', array($this, 'the_content'), 2);
+		// add powered by EE msg
+		add_action('shutdown', array($this, 'display_maintenance_mode_notice'), 10);
+	}
+
+
+	/**
+	 * retrieves the maintenance mode option value from the db
+	 *
+	 * @return int
+	 */
+	public function real_level()
+	{
+		return (int) get_option(self::option_name_maintenance_mode, EE_Maintenance_Mode::level_0_not_in_maintenance);
+	}
+
+
+	/**
+	 * Returns whether or not the models reportedly are able to run queries or not
+	 * (ie, if the system thinks their tables are present and up-to-date).
+	 *
+	 * @return boolean
+	 */
+	public function models_can_query()
+	{
+		return $this->real_level() !== EE_Maintenance_Mode::level_2_complete_maintenance;
+	}
+
+
+	/**
+	 * Determines whether or not we're in maintenance mode and what level. However, while the site
+	 * is in level 1 maintenance, and an admin visits the frontend, this function makes it appear
+	 * to them as if teh site isn't in maintenance mode.
+	 * EE_Maintenance_Mode::level_0_not_in_maintenance => not in maintenance mode (in normal mode)
+	 * EE_Maintenance_Mode::level_1_frontend_only_maintenance=> frontend-only maintenance mode
+	 * EE_Maintenance_Mode::level_2_complete_maintenance => frontend and backend maintenance mode
+	 *
+	 * @return int
+	 */
+	public function level()
+	{
+		$maintenance_mode_level = $this->real_level();
+		// if this is an admin request, we'll be honest... except if it's ajax, because that might be from the frontend
+		if ($maintenance_mode_level === EE_Maintenance_Mode::level_1_frontend_only_maintenance// we're in level 1
+			&& ((defined('DOING_AJAX') && DOING_AJAX) || ! is_admin()) // on non-ajax frontend requests
+			&& current_user_can('administrator') // when the user is an admin
+		) {
+			$maintenance_mode_level = EE_Maintenance_Mode::level_0_not_in_maintenance;
+		}
+		return $maintenance_mode_level;
+	}
+
+
+	/**
+	 * Determines if we need to put EE in maintenance mode because the database needs updating
+	 *
+	 * @return boolean true if DB is old and maintenance mode was triggered; false otherwise
+	 */
+	public function set_maintenance_mode_if_db_old()
+	{
+		EE_Registry::instance()->load_core('Data_Migration_Manager');
+		if (EE_Data_Migration_Manager::instance()->check_for_applicable_data_migration_scripts()) {
+			update_option(self::option_name_maintenance_mode, self::level_2_complete_maintenance);
+			return true;
+		}
+		if ($this->level() === self::level_2_complete_maintenance) {
+			// we also want to handle the opposite: if the site is mm2, but there aren't any migrations to run
+			// then we shouldn't be in mm2. (Maybe an addon got deactivated?)
+			update_option(self::option_name_maintenance_mode, self::level_0_not_in_maintenance);
+			return false;
+		}
+		return false;
+	}
+
+
+	/**
+	 * Updates the maintenance level on the site
+	 *
+	 * @param int $level
+	 * @return void
+	 */
+	public function set_maintenance_level($level)
+	{
+		do_action('AHEE__EE_Maintenance_Mode__set_maintenance_level', $level);
+		update_option(self::option_name_maintenance_mode, (int) $level);
+	}
+
+
+	/**
+	 * returns TRUE if M-Mode is engaged and the current request is not for the admin
+	 *
+	 * @return    string
+	 */
+	public static function disable_frontend_for_maintenance()
+	{
+		return (! is_admin() && EE_Maintenance_Mode::instance()->level());
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_assets_required_for_m_mode()
+	{
+		if ($this->real_level() === EE_Maintenance_Mode::level_2_complete_maintenance
+			&& ! wp_script_is('espresso_core')
+		) {
+			wp_register_style(
+				'espresso_default',
+				EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css',
+				array('dashicons'),
+				EVENT_ESPRESSO_VERSION
+			);
+			wp_enqueue_style('espresso_default');
+			wp_register_script(
+				'espresso_core',
+				EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
+				array('jquery'),
+				EVENT_ESPRESSO_VERSION,
+				true
+			);
+			wp_enqueue_script('espresso_core');
+		}
+	}
+
+
+	/**
+	 * replacement EE CPT template that displays message notifying site visitors
+	 * that EE has been temporarily placed into maintenance mode
+	 * does NOT get called on non-EE-CPT requests
+	 *
+	 * @return    string
+	 */
+	public static function template_include()
+	{
+		// shut 'er down down for maintenance ? then don't use any of our templates for our endpoints
+		return get_template_directory() . '/index.php';
+	}
+
+
+	/**
+	 * displays message notifying site visitors that EE has been temporarily
+	 * placed into maintenance mode when post_type != EE CPT
+	 *
+	 * @param string $the_content
+	 * @return string
+	 */
+	public function the_content($the_content)
+	{
+		// check if M-mode is engaged and for EE shortcode
+		if ($this->level() && strpos($the_content, '[ESPRESSO_') !== false) {
+			// this can eventually be moved to a template, or edited via admin. But for now...
+			$the_content = sprintf(
+				esc_html__(
+					'%sMaintenance Mode%sEvent Registration has been temporarily closed while system maintenance is being performed. We\'re sorry for any inconveniences this may have caused. Please try back again later.%s',
+					'event_espresso'
+				),
+				'<h3>',
+				'</h3><p>',
+				'</p>'
+			);
+		}
+		return $the_content;
+	}
+
+
+	/**
+	 * displays message on frontend of site notifying admin that EE has been temporarily placed into maintenance mode
+	 */
+	public function display_maintenance_mode_notice()
+	{
+		// check if M-mode is engaged and for EE shortcode
+		if (! (defined('DOING_AJAX') && DOING_AJAX)
+			&& $this->real_level()
+			&& ! is_admin()
+			&& current_user_can('administrator')
+			&& EE_Registry::instance()->REQ->is_espresso_page()
+		) {
+			printf(
+				esc_html__(
+					'%sclose%sEvent Registration is currently disabled because Event Espresso has been placed into Maintenance Mode. To change Maintenance Mode settings, click here %sEE Maintenance Mode Admin Page%s',
+					'event_espresso'
+				),
+				'<div id="ee-m-mode-admin-notice-dv" class="ee-really-important-notice-dv"><a class="close-espresso-notice" title="',
+				'"><span class="dashicons dashicons-no"></span></a><p>',
+				' &raquo; <a href="' . add_query_arg(
+					array('page' => 'espresso_maintenance_settings'),
+					admin_url('admin.php')
+				) . '">',
+				'</a></p></div>'
+			);
+		}
+	}
+	// espresso-notices important-notice ee-attention
+
+
+	/**
+	 * override magic methods
+	 */
+	final public function __destruct()
+	{
+	}
+
+
+	final public function __call($a, $b)
+	{
+	}
+
+
+	final public function __get($a)
+	{
+	}
+
+
+	final public function __set($a, $b)
+	{
+	}
+
+
+	final public function __isset($a)
+	{
+	}
+
+
+	final public function __unset($a)
+	{
+	}
+
+
+	final public function __sleep()
+	{
+		return array();
+	}
+
+
+	final public function __wakeup()
+	{
+	}
+
+
+	final public function __invoke()
+	{
+	}
+
+
+	final public static function __set_state($a = null)
+	{
+		return EE_Maintenance_Mode::instance();
+	}
+
+
+	final public function __clone()
+	{
+	}
 
 
-    final public static function __callStatic($a, $b)
-    {
-    }
+	final public static function __callStatic($a, $b)
+	{
+	}
 }

Spacing +8 added lines, -8 removed lines

@@ -57,7 +57,7 @@ 
     public static function instance()
     {
         // check if class object is instantiated
-        if (! self::$_instance instanceof EE_Maintenance_Mode) {
+        if ( ! self::$_instance instanceof EE_Maintenance_Mode) {
             self::$_instance = new self();
         }
         return self::$_instance;
@@ -179,7 +179,7 @@ 
      */
     public static function disable_frontend_for_maintenance()
     {
-        return (! is_admin() && EE_Maintenance_Mode::instance()->level());
+        return ( ! is_admin() && EE_Maintenance_Mode::instance()->level());
     }
 
 
@@ -193,14 +193,14 @@ 
         ) {
             wp_register_style(
                 'espresso_default',
-                EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css',
+                EE_GLOBAL_ASSETS_URL.'css/espresso_default.css',
                 array('dashicons'),
                 EVENT_ESPRESSO_VERSION
             );
             wp_enqueue_style('espresso_default');
             wp_register_script(
                 'espresso_core',
-                EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
+                EE_GLOBAL_ASSETS_URL.'scripts/espresso_core.js',
                 array('jquery'),
                 EVENT_ESPRESSO_VERSION,
                 true
@@ -220,7 +220,7 @@ 
     public static function template_include()
     {
         // shut 'er down down for maintenance ? then don't use any of our templates for our endpoints
-        return get_template_directory() . '/index.php';
+        return get_template_directory().'/index.php';
     }
 
 
@@ -256,7 +256,7 @@ 
     public function display_maintenance_mode_notice()
     {
         // check if M-mode is engaged and for EE shortcode
-        if (! (defined('DOING_AJAX') && DOING_AJAX)
+        if ( ! (defined('DOING_AJAX') && DOING_AJAX)
             && $this->real_level()
             && ! is_admin()
             && current_user_can('administrator')
@@ -269,10 +269,10 @@ 
                 ),
                 '<div id="ee-m-mode-admin-notice-dv" class="ee-really-important-notice-dv"><a class="close-espresso-notice" title="',
                 '"><span class="dashicons dashicons-no"></span></a><p>',
-                ' &raquo; <a href="' . add_query_arg(
+                ' &raquo; <a href="'.add_query_arg(
                     array('page' => 'espresso_maintenance_settings'),
                     admin_url('admin.php')
-                ) . '">',
+                ).'">',
                 '</a></p></div>'
             );
         }

core/admin/templates/about_admin_wrapper.template.php

Indentation +8 added lines, -8 removed lines

@@ -4,19 +4,19 @@
     <div class="about-text"><?php echo ! empty($admin_page_subtitle) ? $admin_page_subtitle : ''; ?></div>
     <div class="ee-badge"><img class="" src=" <?php echo EE_GLOBAL_ASSETS_URL; ?>images/event-espresso-cup-90x90.png"
                                width="90" height="90" alt="<?php
-                                                        printf(
-                                                            esc_attr__('%s Logo', 'event_espresso'),
-                                                            'Event Espresso'
-                                                        ); ?>"/>
+														printf(
+															esc_attr__('%s Logo', 'event_espresso'),
+															'Event Espresso'
+														); ?>"/>
         <br/><?php printf(__('Version %s', 'event_espresso'), EVENT_ESPRESSO_VERSION); ?></div>
 
     <?php echo $nav_tabs; ?>
 
 
     <?php
-    do_action('AHEE__admin_wrapper__template__before_about_admin_page_content');
-    echo $about_admin_page_content;
-    do_action('AHEE__admin_wrapper__template__after_about_admin_page_content');
-    ?>
+	do_action('AHEE__admin_wrapper__template__before_about_admin_page_content');
+	echo $about_admin_page_content;
+	do_action('AHEE__admin_wrapper__template__after_about_admin_page_content');
+	?>
 
 </div>

core/admin/templates/admin_details_legend.template.php

Indentation +7 added lines, -7 removed lines

@@ -10,17 +10,17 @@ 
     <dl class="alignleft ee-list-table-legend">
         <?php foreach ($items as $item => $details) : ?>
         <?php
-        if ($per_col < $count) : ?>
+		if ($per_col < $count) : ?>
     </dl>
     <dl class="alignleft ee-list-table-legend">
         <?php $count = 1;
-        endif; ?>
+		endif; ?>
         <dt id="ee-legend-item-<?php echo $item; ?>">
             <?php $class = ! empty($details['class']) ? $details['class'] : 'ee-legend-img-container'; ?>
             <?php
-            if (strpos($details['class'], '<span') !== false) {
-                echo $class;
-            } else { ?>
+			if (strpos($details['class'], '<span') !== false) {
+				echo $class;
+			} else { ?>
             <span class="<?php echo $class; ?>">
                 <?php if (! empty($details['icon'])) : ?>
                     <img src="<?php echo $details['icon']; ?>" class="ee-legend-icon"
@@ -28,11 +28,11 @@ 
                 <?php endif; ?>
             </span>
         <?php
-            } ?>
+			} ?>
             <span class="ee-legend-description"><?php echo $details['desc']; ?></span>
         </dt>
         <?php $count++;
-        endforeach; ?>
+		endforeach; ?>
     </dl>
     <div style="clear:both"></div>
 </div>

Spacing +1 added lines, -1 removed lines

@@ -22,7 +22,7 @@
                 echo $class;
             } else { ?>
             <span class="<?php echo $class; ?>">
-                <?php if (! empty($details['icon'])) : ?>
+                <?php if ( ! empty($details['icon'])) : ?>
                     <img src="<?php echo $details['icon']; ?>" class="ee-legend-icon"
                          alt="<?php echo esc_attr($details['desc']); ?>"/>
                 <?php endif; ?>

core/admin/templates/admin_wrapper.template.php

Indentation +6 added lines, -6 removed lines

@@ -7,11 +7,11 @@
     <?php echo $nav_tabs; ?>
 
     <?php
-    do_action('AHEE__admin_wrapper__template__before_admin_page_content');
-    echo $before_admin_page_content;
-    echo $admin_page_content;
-    echo $after_admin_page_content;
-    do_action('AHEE__admin_wrapper__template__after_admin_page_content');
-    ?>
+	do_action('AHEE__admin_wrapper__template__before_admin_page_content');
+	echo $before_admin_page_content;
+	echo $admin_page_content;
+	echo $after_admin_page_content;
+	do_action('AHEE__admin_wrapper__template__after_admin_page_content');
+	?>
 
 </div>

core/admin/templates/admin_details_metabox_column_wrapper.template.php

Indentation +5 added lines, -5 removed lines

@@ -9,11 +9,11 @@
         </div> <!-- post-body-content -->
 
         <?php
-        // let's loop through the columns
-        for ($i = 1; $i <= $num_columns; $i++) {
-            $metaref = ($i === 1) ? 'normal' : 'side';
-            $metaref = ($i > 2) ? 'column' . $i : $metaref;
-            ?>
+		// let's loop through the columns
+		for ($i = 1; $i <= $num_columns; $i++) {
+			$metaref = ($i === 1) ? 'normal' : 'side';
+			$metaref = ($i > 2) ? 'column' . $i : $metaref;
+			?>
 
             <div id='postbox-container-<?php echo $i; ?>' class='postbox-container'>
                 <?php do_meta_boxes($current_page, $metaref, null); ?>

Spacing +1 added lines, -1 removed lines

@@ -12,7 +12,7 @@
         // let's loop through the columns
         for ($i = 1; $i <= $num_columns; $i++) {
             $metaref = ($i === 1) ? 'normal' : 'side';
-            $metaref = ($i > 2) ? 'column' . $i : $metaref;
+            $metaref = ($i > 2) ? 'column'.$i : $metaref;
             ?>
 
             <div id='postbox-container-<?php echo $i; ?>' class='postbox-container'>