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EDIT :: class-admin.php

<?php // Exit if accessed directly if ( ! defined( 'ABSPATH' ) ) { exit; } /** * Class that provides admin functionalities * * @package Black_Studio_TinyMCE_Widget * @since 2.0.0 */ if ( ! class_exists( 'Black_Studio_TinyMCE_Admin' ) ) { final class Black_Studio_TinyMCE_Admin { /** * The single instance of the class * * @var object * @since 2.0.0 */ protected static $_instance = null; /** * Array containing the plugin links * * @var array * @since 2.0.0 */ protected $links; /** * Return the single class instance * * @return object * @since 2.0.0 */ public static function instance() { if ( is_null( self::$_instance ) ) { self::$_instance = new self(); } return self::$_instance; } /** * Class constructor * * @uses add_action() * @uses add_filter() * @uses get_option() * @uses get_bloginfo() * * @global object $wp_embed * @since 2.0.0 */ protected function __construct() { // Register action and filter hooks add_action( 'plugins_loaded', array( $this, 'load_textdomain' ) ); add_action( 'admin_init', array( $this, 'admin_init' ), 20 ); } /** * Prevent the class from being cloned * * @return void * @since 2.0.0 */ protected function __clone() { _doing_it_wrong( __FUNCTION__, __( 'Cheatin&#8217; uh?' ), '2.0' ); } /** * Load language files * * @uses load_plugin_textdomain() * * @return void * @since 2.0.0 */ public function load_textdomain() { load_plugin_textdomain( 'black-studio-tinymce-widget', false, dirname( dirname( plugin_basename( __FILE__ ) ) ) . '/languages/' ); } /** * Checks if the plugin admin code should be loaded * * @uses apply_filters() * * @global string $pagenow * @return void * @since 2.0.0 */ public function enabled() { global $pagenow; $enabled_pages = apply_filters( 'black_studio_tinymce_enable_pages', array( 'widgets.php', 'customize.php', 'admin-ajax.php' ) ); return apply_filters( 'black_studio_tinymce_enable', in_array( $pagenow, $enabled_pages ) ); } /** * Add actions and filters (only in widgets admin page) * * @uses add_action() * @uses add_filter() * @uses do_action() * * @return void * @since 2.0.0 */ public function admin_init() { $this->init_links(); add_action( 'plugin_row_meta', array( $this, 'plugin_row_meta' ), 10, 2 ); if ( $this->enabled() ) { add_action( 'admin_head', array( $this, 'enqueue_media' ) ); add_action( 'admin_print_scripts', array( $this, 'admin_print_scripts' ) ); add_action( 'admin_print_styles', array( $this, 'admin_print_styles' ) ); add_action( 'admin_print_footer_scripts', array( $this, 'admin_print_footer_scripts' ) ); add_action( 'black_studio_tinymce_before_editor', array( $this, 'display_links' ) ); // consider donating if you remove links add_action( 'black_studio_tinymce_editor', array( $this, 'editor' ), 10, 4 ); add_action( 'black_studio_tinymce_after_editor', array( $this, 'fix_the_editor_content_filter' ) ); add_action( 'wp_tiny_mce_init', array( $this, 'wp_tiny_mce_init' ) ); add_filter( 'wp_editor_settings', array( $this, 'editor_settings' ), 5, 2 ); add_filter( 'tiny_mce_before_init', array( $this, 'tinymce_fix_rtl' ), 10 ); add_filter( 'tiny_mce_before_init', array( $this, 'tinymce_fullscreen' ), 10, 2 ); add_filter( 'quicktags_settings', array( $this, 'quicktags_fullscreen' ), 10, 2 ); do_action( 'black_studio_tinymce_load' ); } } /** * Instantiate tinyMCE editor * * @uses add_thickbox() * @uses wp_enqueue_media() * * @return void * @since 2.0.0 */ public function enqueue_media() { // Add support for thickbox media dialog add_thickbox(); // New media modal dialog (WP 3.5+) if ( function_exists( 'wp_enqueue_media' ) ) { wp_enqueue_media(); } } /** * Enqueue styles * * @uses wp_enqueue_style() * @uses Black_Studio_TinyMCE_Plugin::enqueue_style() * * @return void * @since 2.0.0 */ public function admin_print_styles() { wp_enqueue_style( 'wp-jquery-ui-dialog' ); wp_enqueue_style( 'editor-buttons' ); $this->enqueue_style(); } /** * Helper function to enqueue style * * @uses apply_filters() * @uses wp_enqueue_style() * @uses plugins_url() * @uses SCRIPT_DEBUG * * @return void * @since 2.0.0 */ public function enqueue_style() { $style = apply_filters( 'black-studio-tinymce-widget-style', 'black-studio-tinymce-widget' ); $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min'; wp_enqueue_style( $style, plugins_url( 'css/' . $style . $suffix. '.css', dirname( __FILE__ ) ), array(), bstw()->get_version() ); } /** * Enqueue header scripts * * @uses wp_enqueue_script() * @uses do_action() * * @return void * @since 2.0.0 */ public function admin_print_scripts() { wp_enqueue_script( 'media-upload' ); wp_enqueue_script( 'wplink' ); wp_enqueue_script( 'wpdialogs-popup' ); $this->enqueue_script(); $this->localize_script(); do_action( 'wp_enqueue_editor', array( 'tinymce' => true ) ); } /** * Helper function to enqueue script * * @uses apply_filters() * @uses wp_enqueue_script() * @uses plugins_url() * @uses SCRIPT_DEBUG * * @return void * @since 2.0.0 */ public function enqueue_script() { $script = apply_filters( 'black-studio-tinymce-widget-script', 'black-studio-tinymce-widget' ); $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min'; wp_enqueue_script( $script, plugins_url( 'js/' . $script . $suffix . '.js', dirname( __FILE__ ) ), array( 'jquery', 'editor', 'quicktags' ), bstw()->get_version(), true ); } /** * Helper function to enqueue localized script * * @uses apply_filters() * @uses wp_localize_script() * * @return void * @since 2.0.0 */ public function localize_script() { $container_selectors = apply_filters( 'black_studio_tinymce_container_selectors', array( 'div.widget', 'div.widget-inside' ) ); $activate_events = apply_filters( 'black_studio_tinymce_activate_events', array() ); $deactivate_events = apply_filters( 'black_studio_tinymce_deactivate_events', array() ); $data = array( 'container_selectors' => implode( ', ', $container_selectors ), 'activate_events' => $activate_events, 'deactivate_events' => $deactivate_events, /* translators: error message shown when a duplicated widget ID is detected */ 'error_duplicate_id' => __( 'ERROR: Duplicate widget ID detected. To avoid content loss, please create a new widget with the same content and then delete this one.', 'black-studio-tinymce-widget' ) ); wp_localize_script( apply_filters( 'black-studio-tinymce-widget-script', 'black-studio-tinymce-widget' ), 'bstw_data', $data ); } /** * Enqueue footer scripts * * @return void * @since 2.0.0 */ public function admin_print_footer_scripts() { $this->editor( '', 'black-studio-tinymce-widget', 'black-studio-tinymce-widget' ); } /** * Output the visual editor * * @uses wp_editor() * * @param string $text * @param string $editor_id * @param string $name * @param string $type * @return void * @since 2.0.0 */ public function editor( $text, $editor_id, $name = '', $type = 'visual' ) { wp_editor( $text, $editor_id, array( 'textarea_name' => $name, 'default_editor' => $type == 'visual' ? 'tmce' : 'html' ) ); } /** * Remove editor content filters for multiple editor instances * Workaround for WordPress Core bug #28403 https://core.trac.wordpress.org/ticket/28403 * * @uses remove_filter * * @return void * @since 2.1.7 */ public function fix_the_editor_content_filter() { remove_filter( 'the_editor_content', 'wp_htmledit_pre' ); remove_filter( 'the_editor_content', 'wp_richedit_pre' ); } /** * Setup editor instance for event handling * * @return void * @since 2.2.1 */ public function wp_tiny_mce_init() { $script = 'black-studio-tinymce-widget-setup'; $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min'; echo "\t\t" . '<script type="text/javascript" src="' . plugins_url( 'js/' . $script . $suffix . '.js', dirname( __FILE__ ) ) . '"></script>' . "\n"; // xss ok } /** * Set editor settings * * @param mixed[] $settings * @param string $editor_id * @return mixed[] * @since 2.0.0 */ public function editor_settings( $settings, $editor_id ) { if ( strstr( $editor_id, 'black-studio-tinymce' ) ) { $settings['tinymce'] = array( 'wp_skip_init' => 'widget-black-studio-tinymce-__i__-text' == $editor_id, 'add_unload_trigger' => false, 'wp_autoresize_on' => false, ); $settings['editor_height'] = 350; $settings['dfw'] = true; $settings['editor_class'] = 'black-studio-tinymce'; } return $settings; } /** * Initialize plugin links * * @return void * @since 2.0.0 */ public function init_links() { $this->links = array( /* translators: text used for plugin home link */ 'https://wordpress.org/plugins/black-studio-tinymce-widget/' => __( 'Home', 'black-studio-tinymce-widget' ), /* translators: text used for support faq link */ 'https://wordpress.org/plugins/black-studio-tinymce-widget/faq/' => __( 'FAQ', 'black-studio-tinymce-widget' ), /* translators: text used for support forum link */ 'https://wordpress.org/support/plugin/black-studio-tinymce-widget' => __( 'Support', 'black-studio-tinymce-widget' ), /* translators: text used for reviews link */ 'https://wordpress.org/support/view/plugin-reviews/black-studio-tinymce-widget' => __( 'Rate', 'black-studio-tinymce-widget' ), /* translators: text used for follow on twitter link */ 'https://twitter.com/blackstudioita' => __( 'Follow', 'black-studio-tinymce-widget' ), /* translators: text used for donation link */ 'http://www.blackstudio.it/en/wordpress-plugins/black-studio-tinymce-widget/' => __( 'Donate', 'black-studio-tinymce-widget' ), ); } /** * Display plugin links * * @return void * @since 2.0.0 */ public function display_links() { echo "\t<div class='bstw-links'>\n"; echo "\t\t<span class='bstw-links-list'>\n"; $counter = count( $this->links ) - 1; foreach ( $this->links as $url => $label ) { $separator = ( $counter-- > 0 ? ' | ' : '' ); echo "\t\t\t<a href='" . esc_url( $url ) . "' target='_blank'>" . esc_html( $label ) . "</a>$separator\n"; // xss ok } echo "\t\t</span>\n"; /* translators: text used for the icon that shows the plugin links */ echo "\t\t<a class='bstw-links-icon icon16 icon-plugins' href='#' title='" . esc_attr( __( 'About Black Studio TinyMCE Widget plugin', 'black-studio-tinymce-widget' ) ) . "'></a>\n"; echo "\t</div>\n"; } /** * Show row meta on the plugin screen * * @uses esc_html() * @uses esc_url() * * @param string[] $links * @param string $file * @return string[] * @since 2.0.0 */ public function plugin_row_meta( $links, $file ) { if ( $file == bstw()->get_basename() ) { foreach ( $this->links as $url => $label ) { $links[ $label ] = '<a href="' . esc_url( $url ) . '" target="_blank">' . esc_html( $label ) . '</a>'; } } return $links; } /** * Fix for rtl languages * * @param mixed[] $settings * @return mixed[] * @since 2.1.0 */ public function tinymce_fix_rtl( $settings ) { // This fix has to be applied to all editor instances (not just BSTW ones) if ( is_rtl() && isset( $settings['plugins'] ) && ',directionality' == $settings['plugins'] ) { unset( $settings['plugins'] ); } return $settings; } /** * Apply TinyMCE default fullscreen * * @param mixed[] $settings * @param string $editor_id * @return mixed[] * @since 2.1.2 */ public function tinymce_fullscreen( $settings, $editor_id ) { if ( strstr( $editor_id, 'black-studio-tinymce' ) ) { for ( $i = 1; $i <= 4; $i++ ) { $toolbar = 'toolbar' . $i; if ( isset( $settings[ $toolbar ] ) ) { $settings[ $toolbar ] = str_replace( 'wp_fullscreen', 'wp_fullscreen,fullscreen', $settings[ $toolbar ] ); } } } return $settings; } /** * Disable Quicktags default fullscreen * * @param mixed[] $settings * @param string $editor_id * @return mixed[] * @since 2.1.2 */ public function quicktags_fullscreen( $settings, $editor_id ) { if ( strstr( $editor_id, 'black-studio-tinymce' ) ) { $settings['buttons'] = str_replace( ',fullscreen', '', $settings['buttons'] ); } return $settings; } } // END class Black_Studio_TinyMCE_Admin } // END class_exists check

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