wordpress/php-fpm/wordpress_files/plugins/fg-spip-to-wp/admin/class-fg-spip-to-wp-modules-check.php

<?php

/**
 * Module to check the modules that are needed
 *
 * @link       https://wordpress.org/plugins/fg-spip-to-wp/
 * @since      2.24.0
 *
 * @package    FG_Spip_to_WordPress
 * @subpackage FG_Spip_to_WordPress/admin
 */

if ( !class_exists('FG_Spip_to_WordPress_Modules_Check', false) ) {

	/**
	 * Class to check the modules that are needed
	 *
	 * @package    FG_Spip_to_WordPress
	 * @subpackage FG_Spip_to_WordPress/admin
	 * @author     Frédéric GILLES
	 */
	class FG_Spip_to_WordPress_Modules_Check {

		/**
		 * Initialize the class and set its properties.
		 *
		 * @param    object    $plugin       Admin plugin
		 */
		public function __construct( $plugin ) {

			$this->plugin = $plugin;

		}

		/**
		 * Check if some modules are needed
		 *
		 */
		public function check_modules() {
			$premium_url = 'https://www.fredericgilles.net/fg-spip-to-wordpress/';
			$message_premium = __('Your SPIP database contains %s. You need the <a href="%s" target="_blank">Premium version</a> to import them.', 'fg-spip-to-wp');
			if ( defined('FGS2WPP_LOADED') ) {
				// Message for the Premium version
				$message_addon = __('Your SPIP database contains %1$s. You need the <a href="%3$s" target="_blank">%4$s</a> to import them.', 'fg-spip-to-wp');
			} else {
				// Message for the free version
				$message_addon = __('Your SPIP database contains %1$s. You need the <a href="%2$s" target="_blank">Premium version</a> and the <a href="%3$s" target="_blank">%4$s</a> to import them.', 'fg-spip-to-wp');
			}
			$modules = array(
				// Check if we need the Premium version: check the number of users
				array(array($this, 'count'),
					array('auteurs', 1),
					'fg-spip-to-wp-premium/fg-spip-to-wp-premium.php',
					sprintf($message_premium, __('users', 'fg-spip-to-wp'), $premium_url)
				),
				
				// Check if we need the Premium version: check the number of comments
				array(array($this, 'count'),
					array('forum', 2),
					'fg-spip-to-wp-premium/fg-spip-to-wp-premium.php',
					sprintf($message_premium, __('comments', 'fg-spip-to-wp'), $premium_url)
				),
				
				// Check if we need the Documents add-on
				array(array($this, 'count'),
					array('documents', 0),
					'fg-spip-to-wp-premium-documents-module/fg-spip-to-wp-documents.php',
					sprintf($message_addon, __('attached documents or images galleries', 'fg-spip-to-wp'), $premium_url, $premium_url . 'documents/', __('Documents add-on', 'fg-spip-to-wp'))
				),
				
				// Check if we need the Internationalization add-on
				array(array($this, 'count_used_languages'),
					array(1),
					'fg-spip-to-wp-premium-wpml-module/fg-spip-to-wp-wpml.php',
					sprintf($message_addon, __('translations', 'fg-spip-to-wp'), $premium_url, $premium_url . 'internationalization/', __('Internationalization add-on', 'fg-spip-to-wp'))
				),
				
			);
			foreach ( $modules as $module ) {
				list($callback, $params, $plugin, $message) = $module;
				if ( !is_plugin_active($plugin) ) {
					if ( call_user_func_array($callback, $params) ) {
						$this->plugin->display_admin_warning($message);
					}
				}
			}
		}

		/**
		 * Count the number of rows in the table
		 *
		 * @param string $table Table
		 * @param int $min_value Minimum value to trigger the warning message
		 * @return bool Trigger the warning or not
		 */
		private function count($table, $min_value) {
			$prefix = $this->plugin->plugin_options['prefix'];
			$sql = "SELECT COUNT(*) AS nb FROM ${prefix}${table}";
			return ($this->count_sql($sql) > $min_value);
		}
		
		/**
		 * Count the number of used languages
		 *
		 * @param int $min_value Minimum value to trigger the warning message
		 * @return bool Trigger the warning or not
		 */
		private function count_used_languages($min_value) {
			$used_languages_str = $this->plugin->get_spip_meta('langues_utilisees');
			$used_languages = explode(',', $used_languages_str);
			return (count($used_languages) > $min_value);
		}

		/**
		 * Execute the SQL request and return the nb value
		 *
		 * @param string $sql SQL request
		 * @return int Count
		 */
		private function count_sql($sql) {
			$count = 0;
			$result = $this->plugin->spip_query($sql, false);
			if ( isset($result[0]['nb']) ) {
				$count = $result[0]['nb'];
			}
			return $count;
		}

	}
}