81 lines
2.7 KiB
PHP
81 lines
2.7 KiB
PHP
<?php
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if (!defined('ABSPATH')) die('No direct access.');
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if (!defined('UPDRAFTCENTRAL_SET_TIME_LIMIT')) define('UPDRAFTCENTRAL_SET_TIME_LIMIT', 900);
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// We bypass the class declaration if the class already existed. This usually happens if two or more
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// plugins integrated the same `UpdraftCentral` client folder.
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if (!class_exists('UpdraftCentral_Factory')) :
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/**
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* Returns an instance of the host plugin class where the UpdraftCentral "central" folder is being
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* integrated.
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*/
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class UpdraftCentral_Factory {
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/**
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* Creates a host plugin instance
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*
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* @return object|null
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*/
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public static function create_host() {
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// All other plugins that wish to integrate the "central" libraries into their
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// codebase must use this filter (see WP-Optimize plugin as an example).
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$hosts = apply_filters('updraftcentral_host_plugins', array());
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// If $hosts is empty then we return null
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if (empty($hosts)) return null;
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// N.B. If multiple host plugins (e.g. updraftplus, wp-optimize, etc.) are currently
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// active then we only select one to handle all incoming UpdraftCentral requests for
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// this website in order to avoid conflicts and confusion especially when tracing or
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// debugging issues.
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//
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// You will know which plugin is currently serving and handling the request by checking
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// the "get_plugin_name" method of the global variable "$updraftcentral_host_plugin"
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// (e.g. $updraftcentral_host_plugin->get_plugin_name())
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//
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// N.B. You can add additional host plugins here. Just make sure that you will create
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// a host class for that particular plugin (see central/wp-optimize.php as an example).
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$mapped_classes = array(
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'updraftplus' => 'UpdraftPlus_Host',
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'wp-optimize' => 'WP_Optimize_Host',
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);
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$path = $host_class = '';
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foreach ($hosts as $plugin) {
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// Make sure that we have a registered host class with a valid file that exist
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$host_file = dirname(__FILE__).'/'.$plugin.'.php';
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if (isset($mapped_classes[$plugin]) && file_exists($host_file)) {
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$path = $host_file;
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$host_class = $mapped_classes[$plugin];
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break;
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}
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}
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// The host file was not found under this plugin thus, we let the other plugins
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// create or build the host plugin (global) variable instead.
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if (empty($path)) return null;
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if (!class_exists($host_class)) include_once($path);
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// Re-check host class once again just to make sure that we have the desired
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// class loaded before calling its instance method
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if (class_exists($host_class)) {
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return call_user_func(array($host_class, 'instance'));
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}
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return null;
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}
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}
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endif;
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global $updraftcentral_host_plugin;
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$updraftcentral_host_plugin = UpdraftCentral_Factory::create_host();
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if ($updraftcentral_host_plugin) {
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$updraftcentral_host_plugin->load_updraftcentral();
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}
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