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<?php |
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/** |
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* MslsPlugin |
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* @author Dennis Ploetner <[email protected]> |
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* @since 0.9.8 |
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*/ |
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/** |
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* Provides functionalities for general hooks and activation/deactivation |
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* @package Msls |
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*/ |
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class MslsPlugin { |
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/** |
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* Loads styles and some js if needed |
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* The methiod returns true if JS is loaded or false if not |
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* @return boolean |
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*/ |
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public static function init() { |
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$postfix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG |
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? '' |
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: '.min'; |
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wp_enqueue_style( |
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'msls-styles', |
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plugins_url( 'css/msls.css', MSLS_PLUGIN__FILE__ ), |
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array(), |
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MSLS_PLUGIN_VERSION |
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); |
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if ( MslsOptions::instance()->activate_autocomplete ) { |
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wp_enqueue_script( |
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'msls-autocomplete', |
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plugins_url( "js/msls{$postfix}.js", MSLS_PLUGIN__FILE__ ), |
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array( 'jquery-ui-autocomplete' ), |
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MSLS_PLUGIN_VERSION |
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); |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Register widget |
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* |
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* The widget will only be registered if the current blog is not |
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* excluded in the configuration of the plugin. |
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* @return boolean |
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*/ |
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public static function init_widget() { |
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if ( ! MslsOptions::instance()->is_excluded() ) { |
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register_widget( 'MslsWidget' ); |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Load textdomain |
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* |
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* The method will be executed allways on init because we have some |
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* translatable string in the frontend too. |
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* @return boolean |
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*/ |
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public static function init_i18n_support() { |
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return load_plugin_textdomain( |
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'multisite-language-switcher', |
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false, |
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dirname( MSLS_PLUGIN_PATH ) . '/languages/' |
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); |
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} |
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/** |
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* Set the admin language |
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* Callback for 'locale' hook |
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* @param string $locale |
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* @return string |
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*/ |
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public static function set_admin_language( $locale ) { |
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if ( is_admin() && ( ! defined( 'DOING_AJAX' ) || ! DOING_AJAX ) ) { |
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$code = MslsOptions::instance()->admin_language; |
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if ( ! empty( $code ) ) { |
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return $code; |
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} |
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} |
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return $locale; |
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} |
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/** |
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* Message handler |
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* |
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* Prints a message box to the screen. |
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* @param string $message |
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* @param string $css_class |
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* @return boolean |
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*/ |
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public static function message_handler( $message, $css_class = 'error' ) { |
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if ( ! empty( $message ) ) { |
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printf( |
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'<div id="msls-warning" class="%s"><p>%s</p></div>', |
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$css_class, |
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$message |
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); |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Uninstall plugin |
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* |
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* The plugin data in all blogs of the current network will be |
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* deleted after the uninstall procedure. |
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* @return boolean |
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*/ |
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public static function uninstall() { |
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/** |
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* We want to be sure that the user has not deactivated the |
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* multisite because we need to use switch_to_blog and |
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* restore_current_blog |
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*/ |
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if ( function_exists( 'is_multisite' ) && is_multisite() ) { |
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$cache = MslsSqlCacher::init( __CLASS__ )->set_params( __METHOD__ ); |
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$blogs = $cache->get_results( |
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$cache->prepare( |
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"SELECT blog_id FROM {$cache->blogs} WHERE blog_id != %d AND site_id = %d", |
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$cache->blogid, |
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$cache->siteid |
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) |
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); |
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foreach ( $blogs as $blog ) { |
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switch_to_blog( $blog->blog_id ); |
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self::cleanup(); |
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restore_current_blog(); |
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} |
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} |
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return self::cleanup(); |
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} |
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/** |
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* Cleanup the options |
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* |
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* Removes all values of the current blogs which are stored in the |
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* options-table and returns true if it was successful. |
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* @return boolean |
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*/ |
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public static function cleanup() { |
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if ( delete_option( 'msls' ) ) { |
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$cache = MslsSqlCacher::init( __CLASS__ )->set_params( __METHOD__ ); |
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$sql = $cache->prepare( |
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"DELETE FROM {$cache->options} WHERE option_name LIKE %s", |
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'msls_%' |
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); |
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return (bool) $cache->query( $sql ); |
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} |
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return false; |
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} |
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/** |
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* Get specific vars from $_POST and $_GET in a safe way |
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* @param array $list |
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* @return array |
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*/ |
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public static function get_superglobals( array $list ) { |
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$arr = array(); |
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foreach ( $list as $var ) { |
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if ( filter_has_var( INPUT_POST, $var ) ) { |
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$arr[ $var ] = filter_input( INPUT_POST, $var ); |
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} |
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elseif ( filter_has_var( INPUT_GET, $var ) ) { |
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$arr[ $var ] = filter_input( INPUT_GET, $var ); |
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} else { |
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$arr[ $var ] = ''; |
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} |
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} |
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return $arr; |
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} |
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} |
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