wp-includes/class-wp-editor.php

   1 <?php
   2 /**
   3  * Facilitates adding of the WordPress editor as used on the Write and Edit screens.
   4  *
   5  * @package WordPress
   6  * @since 3.3.0
   7  *
   8  * Private, not included by default. See wp_editor() in wp-includes/general-template.php.
   9  */
  10
  11 final class _WP_Editors {
  12         public static $mce_locale;
  13
  14         private static $mce_settings = array();
  15         private static $qt_settings = array();
  16         private static $plugins = array();
  17         private static $qt_buttons = array();
  18         private static $ext_plugins;
  19         private static $baseurl;
  20         private static $first_init;
  21         private static $this_tinymce = false;
  22         private static $this_quicktags = false;
  23         private static $has_tinymce = false;
  24         private static $has_quicktags = false;
  25         private static $has_medialib = false;
  26         private static $editor_buttons_css = true;
  27         private static $drag_drop_upload = false;
  28
  29         private function __construct() {}
  30
  31         /**
  32          * Parse default arguments for the editor instance.
  33          *
  34          * @param string $editor_id ID for the current editor instance.
  35          * @param array  $settings {
  36          *     Array of editor arguments.
  37          *
  38          *     @type bool       $wpautop           Whether to use wpautop(). Default true.
  39          *     @type bool       $media_buttons     Whether to show the Add Media/other media buttons.
  40          *     @type string     $default_editor    When both TinyMCE and Quicktags are used, set which
  41          *                                         editor is shown on page load. Default empty.
  42          *     @type bool       $drag_drop_upload  Whether to enable drag & drop on the editor uploading. Default false.
  43          *                                         Requires the media modal.
  44          *     @type string     $textarea_name     Give the textarea a unique name here. Square brackets
  45          *                                         can be used here. Default $editor_id.
  46          *     @type int        $textarea_rows     Number rows in the editor textarea. Default 20.
  47          *     @type string|int $tabindex          Tabindex value to use. Default empty.
  48          *     @type string     $tabfocus_elements The previous and next element ID to move the focus to
  49          *                                         when pressing the Tab key in TinyMCE. Defualt ':prev,:next'.
  50          *     @type string     $editor_css        Intended for extra styles for both Visual and Text editors.
  51          *                                         Should include <style> tags, and can use "scoped". Default empty.
  52          *     @type string     $editor_class      Extra classes to add to the editor textarea elemen. Default empty.
  53          *     @type bool       $teeny             Whether to output the minimal editor config. Examples include
  54          *                                         Press This and the Comment editor. Default false.
  55          *     @type bool       $dfw               Whether to replace the default fullscreen with "Distraction Free
  56          *                                         Writing". DFW requires specific DOM elements and css). Default false.
  57          *     @type bool|array $tinymce           Whether to load TinyMCE. Can be used to pass settings directly to
  58          *                                         TinyMCE using an array. Default true.
  59          *     @type bool|array $quicktags         Whether to load Quicktags. Can be used to pass settings directly to
  60          *                                         Quicktags using an array. Default true.
  61          * }
  62          * @return array Parsed arguments array.
  63          */
  64         public static function parse_settings( $editor_id, $settings ) {
  65                 $set = wp_parse_args( $settings,  array(
  66                         'wpautop'           => true,
  67                         'media_buttons'     => true,
  68                         'default_editor'    => '',
  69                         'drag_drop_upload'  => false,
  70                         'textarea_name'     => $editor_id,
  71                         'textarea_rows'     => 20,
  72                         'tabindex'          => '',
  73                         'tabfocus_elements' => ':prev,:next',
  74                         'editor_css'        => '',
  75                         'editor_class'      => '',
  76                         'teeny'             => false,
  77                         'dfw'               => false,
  78                         'tinymce'           => true,
  79                         'quicktags'         => true
  80                 ) );
  81
  82                 self::$this_tinymce = ( $set['tinymce'] && user_can_richedit() );
  83
  84                 if ( self::$this_tinymce ) {
  85                         if ( false !== strpos( $editor_id, '[' ) ) {
  86                                 self::$this_tinymce = false;
  87                                 _deprecated_argument( 'wp_editor()', '3.9', 'TinyMCE editor IDs cannot have brackets.' );
  88                         }
  89                 }
  90
  91                 self::$this_quicktags = (bool) $set['quicktags'];
  92
  93                 if ( self::$this_tinymce )
  94                         self::$has_tinymce = true;
  95
  96                 if ( self::$this_quicktags )
  97                         self::$has_quicktags = true;
  98
  99                 if ( empty( $set['editor_height'] ) )
 100                         return $set;
 101
 102                 if ( 'content' === $editor_id ) {
 103                         // A cookie (set when a user resizes the editor) overrides the height.
 104                         $cookie = (int) get_user_setting( 'ed_size' );
 105
 106                         // Upgrade an old TinyMCE cookie if it is still around, and the new one isn't.
 107                         if ( ! $cookie && isset( $_COOKIE['TinyMCE_content_size'] ) ) {
 108                                 parse_str( $_COOKIE['TinyMCE_content_size'], $cookie );
 109                                 $cookie = $cookie['ch'];
 110                         }
 111
 112                         if ( $cookie )
 113                                 $set['editor_height'] = $cookie;
 114                 }
 115
 116                 if ( $set['editor_height'] < 50 )
 117                         $set['editor_height'] = 50;
 118                 elseif ( $set['editor_height'] > 5000 )
 119                         $set['editor_height'] = 5000;
 120
 121                 return $set;
 122         }
 123
 124         /**
 125          * Outputs the HTML for a single instance of the editor.
 126          *
 127          * @param string $content The initial content of the editor.
 128          * @param string $editor_id ID for the textarea and TinyMCE and Quicktags instances (can contain only ASCII letters and numbers).
 129          * @param array $settings See the _parse_settings() method for description.
 130          */
 131         public static function editor( $content, $editor_id, $settings = array() ) {
 132
 133                 $set = self::parse_settings( $editor_id, $settings );
 134                 $editor_class = ' class="' . trim( $set['editor_class'] . ' wp-editor-area' ) . '"';
 135                 $tabindex = $set['tabindex'] ? ' tabindex="' . (int) $set['tabindex'] . '"' : '';
 136                 $switch_class = 'html-active';
 137                 $toolbar = $buttons = $autocomplete = '';
 138
 139                 if ( $set['drag_drop_upload'] ) {
 140                         self::$drag_drop_upload = true;
 141                 }
 142
 143                 if ( ! empty( $set['editor_height'] ) )
 144                         $height = ' style="height: ' . $set['editor_height'] . 'px"';
 145                 else
 146                         $height = ' rows="' . $set['textarea_rows'] . '"';
 147
 148                 if ( !current_user_can( 'upload_files' ) )
 149                         $set['media_buttons'] = false;
 150
 151                 if ( ! self::$this_quicktags && self::$this_tinymce ) {
 152                         $switch_class = 'tmce-active';
 153                         $autocomplete = ' autocomplete="off"';
 154                 } elseif ( self::$this_quicktags && self::$this_tinymce ) {
 155                         $default_editor = $set['default_editor'] ? $set['default_editor'] : wp_default_editor();
 156                         $autocomplete = ' autocomplete="off"';
 157
 158                         // 'html' is used for the "Text" editor tab.
 159                         if ( 'html' === $default_editor ) {
 160                                 add_filter('the_editor_content', 'wp_htmledit_pre');
 161                                 $switch_class = 'html-active';
 162                         } else {
 163                                 add_filter('the_editor_content', 'wp_richedit_pre');
 164                                 $switch_class = 'tmce-active';
 165                         }
 166
 167                         $buttons .= '<a id="' . $editor_id . '-html" class="wp-switch-editor switch-html" onclick="switchEditors.switchto(this);">' . _x( 'Text', 'Name for the Text editor tab (formerly HTML)' ) . "</a>\n";
 168                         $buttons .= '<a id="' . $editor_id . '-tmce" class="wp-switch-editor switch-tmce" onclick="switchEditors.switchto(this);">' . __('Visual') . "</a>\n";
 169                 }
 170
 171                 $wrap_class = 'wp-core-ui wp-editor-wrap ' . $switch_class;
 172
 173                 if ( $set['dfw'] ) {
 174                         $wrap_class .= ' has-dfw';
 175                 }
 176
 177                 echo '<div id="wp-' . $editor_id . '-wrap" class="' . $wrap_class . '">';
 178
 179                 if ( self::$editor_buttons_css ) {
 180                         wp_print_styles('editor-buttons');
 181                         self::$editor_buttons_css = false;
 182                 }
 183
 184                 if ( !empty($set['editor_css']) )
 185                         echo $set['editor_css'] . "\n";
 186
 187                 if ( !empty($buttons) || $set['media_buttons'] ) {
 188                         echo '<div id="wp-' . $editor_id . '-editor-tools" class="wp-editor-tools hide-if-no-js">';
 189
 190                         if ( $set['media_buttons'] ) {
 191                                 self::$has_medialib = true;
 192
 193                                 if ( !function_exists('media_buttons') )
 194                                         include(ABSPATH . 'wp-admin/includes/media.php');
 195
 196                                 echo '<div id="wp-' . $editor_id . '-media-buttons" class="wp-media-buttons">';
 197
 198                                 /**
 199                                  * Fires after the default media button(s) are displayed.
 200                                  *
 201                                  * @since 2.5.0
 202                                  *
 203                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 204                                  */
 205                                 do_action( 'media_buttons', $editor_id );
 206                                 echo "</div>\n";
 207                         }
 208
 209                         echo '<div class="wp-editor-tabs">' . $buttons . "</div>\n";
 210                         echo "</div>\n";
 211                 }
 212
 213                 /**
 214                  * Filter the HTML markup output that displays the editor.
 215                  *
 216                  * @since 2.1.0
 217                  *
 218                  * @param string $output Editor's HTML markup.
 219                  */
 220                 $the_editor = apply_filters( 'the_editor', '<div id="wp-' . $editor_id . '-editor-container" class="wp-editor-container">' .
 221                         '<textarea' . $editor_class . $height . $tabindex . $autocomplete . ' cols="40" name="' . $set['textarea_name'] . '" ' .
 222                         'id="' . $editor_id . '">%s</textarea></div>' );
 223
 224                 /**
 225                  * Filter the default editor content.
 226                  *
 227                  * @since 2.1.0
 228                  *
 229                  * @param string $content Default editor content.
 230                  */
 231                 $content = apply_filters( 'the_editor_content', $content );
 232
 233                 printf( $the_editor, $content );
 234                 echo "\n</div>\n\n";
 235
 236                 self::editor_settings($editor_id, $set);
 237         }
 238
 239         public static function editor_settings($editor_id, $set) {
 240                 $first_run = false;
 241
 242                 if ( empty(self::$first_init) ) {
 243                         if ( is_admin() ) {
 244                                 add_action( 'admin_print_footer_scripts', array( __CLASS__, 'editor_js' ), 50 );
 245                                 add_action( 'admin_print_footer_scripts', array( __CLASS__, 'enqueue_scripts' ), 1 );
 246                         } else {
 247                                 add_action( 'wp_print_footer_scripts', array( __CLASS__, 'editor_js' ), 50 );
 248                                 add_action( 'wp_print_footer_scripts', array( __CLASS__, 'enqueue_scripts' ), 1 );
 249                         }
 250                 }
 251
 252                 if ( self::$this_quicktags ) {
 253
 254                         $qtInit = array(
 255                                 'id' => $editor_id,
 256                                 'buttons' => ''
 257                         );
 258
 259                         if ( is_array($set['quicktags']) )
 260                                 $qtInit = array_merge($qtInit, $set['quicktags']);
 261
 262                         if ( empty($qtInit['buttons']) )
 263                                 $qtInit['buttons'] = 'strong,em,link,block,del,ins,img,ul,ol,li,code,more,close';
 264
 265                         if ( $set['dfw'] )
 266                                 $qtInit['buttons'] .= ',fullscreen';
 267
 268                         /**
 269                          * Filter the Quicktags settings.
 270                          *
 271                          * @since 3.3.0
 272                          *
 273                          * @param array  $qtInit    Quicktags settings.
 274                          * @param string $editor_id The unique editor ID, e.g. 'content'.
 275                          */
 276                         $qtInit = apply_filters( 'quicktags_settings', $qtInit, $editor_id );
 277
 278                         self::$qt_settings[$editor_id] = $qtInit;
 279
 280                         self::$qt_buttons = array_merge( self::$qt_buttons, explode(',', $qtInit['buttons']) );
 281                 }
 282
 283                 if ( self::$this_tinymce ) {
 284
 285                         if ( empty( self::$first_init ) ) {
 286                                 self::$baseurl = includes_url( 'js/tinymce' );
 287
 288                                 $mce_locale = get_locale();
 289                                 self::$mce_locale = $mce_locale = empty( $mce_locale ) ? 'en' : strtolower( substr( $mce_locale, 0, 2 ) ); // ISO 639-1
 290
 291                                 /** This filter is documented in wp-admin/includes/media.php */
 292                                 $no_captions = (bool) apply_filters( 'disable_captions', '' );
 293                                 $first_run = true;
 294                                 $ext_plugins = '';
 295
 296                                 if ( $set['teeny'] ) {
 297
 298                                         /**
 299                                          * Filter the list of teenyMCE plugins.
 300                                          *
 301                                          * @since 2.7.0
 302                                          *
 303                                          * @param array  $plugins   An array of teenyMCE plugins.
 304                                          * @param string $editor_id Unique editor identifier, e.g. 'content'.
 305                                          */
 306                                         self::$plugins = $plugins = apply_filters( 'teeny_mce_plugins', array( 'fullscreen', 'image', 'wordpress', 'wpeditimage', 'wplink' ), $editor_id );
 307                                 } else {
 308
 309                                         /**
 310                                          * Filter the list of TinyMCE external plugins.
 311                                          *
 312                                          * The filter takes an associative array of external plugins for
 313                                          * TinyMCE in the form 'plugin_name' => 'url'.
 314                                          *
 315                                          * The url should be absolute, and should include the js filename
 316                                          * to be loaded. For example:
 317                                          * 'myplugin' => 'http://mysite.com/wp-content/plugins/myfolder/mce_plugin.js'.
 318                                          *
 319                                          * If the external plugin adds a button, it should be added with
 320                                          * one of the 'mce_buttons' filters.
 321                                          *
 322                                          * @since 2.5.0
 323                                          *
 324                                          * @param array $external_plugins An array of external TinyMCE plugins.
 325                                          */
 326                                         $mce_external_plugins = apply_filters( 'mce_external_plugins', array() );
 327
 328                                         $plugins = array(
 329                                                 'charmap',
 330                                                 'hr',
 331                                                 'media',
 332                                                 'paste',
 333                                                 'tabfocus',
 334                                                 'textcolor',
 335                                                 'fullscreen',
 336                                                 'wordpress',
 337                                                 'wpeditimage',
 338                                                 'wpgallery',
 339                                                 'wplink',
 340                                                 'wpdialogs',
 341                                                 'wpview',
 342                                         );
 343
 344                                         if ( ! self::$has_medialib ) {
 345                                                 $plugins[] = 'image';
 346                                         }
 347
 348                                         /**
 349                                          * Filter the list of default TinyMCE plugins.
 350                                          *
 351                                          * The filter specifies which of the default plugins included
 352                                          * in WordPress should be added to the TinyMCE instance.
 353                                          *
 354                                          * @since 3.3.0
 355                                          *
 356                                          * @param array $plugins An array of default TinyMCE plugins.
 357                                          */
 358                                         $plugins = array_unique( apply_filters( 'tiny_mce_plugins', $plugins ) );
 359
 360                                         if ( ( $key = array_search( 'spellchecker', $plugins ) ) !== false ) {
 361                                                 // Remove 'spellchecker' from the internal plugins if added with 'tiny_mce_plugins' filter to prevent errors.
 362                                                 // It can be added with 'mce_external_plugins'.
 363                                                 unset( $plugins[$key] );
 364                                         }
 365
 366                                         if ( ! empty( $mce_external_plugins ) ) {
 367
 368                                                 /**
 369                                                  * Filter the translations loaded for external TinyMCE 3.x plugins.
 370                                                  *
 371                                                  * The filter takes an associative array ('plugin_name' => 'path')
 372                                                  * where 'path' is the include path to the file.
 373                                                  *
 374                                                  * The language file should follow the same format as wp_mce_translation(),
 375                                                  * and should define a variable ($strings) that holds all translated strings.
 376                                                  *
 377                                                  * @since 2.5.0
 378                                                  *
 379                                                  * @param array $translations Translations for external TinyMCE plugins.
 380                                                  */
 381                                                 $mce_external_languages = apply_filters( 'mce_external_languages', array() );
 382
 383                                                 $loaded_langs = array();
 384                                                 $strings = '';
 385
 386                                                 if ( ! empty( $mce_external_languages ) ) {
 387                                                         foreach ( $mce_external_languages as $name => $path ) {
 388                                                                 if ( @is_file( $path ) && @is_readable( $path ) ) {
 389                                                                         include_once( $path );
 390                                                                         $ext_plugins .= $strings . "\n";
 391                                                                         $loaded_langs[] = $name;
 392                                                                 }
 393                                                         }
 394                                                 }
 395
 396                                                 foreach ( $mce_external_plugins as $name => $url ) {
 397                                                         if ( in_array( $name, $plugins, true ) ) {
 398                                                                 unset( $mce_external_plugins[ $name ] );
 399                                                                 continue;
 400                                                         }
 401
 402                                                         $url = set_url_scheme( $url );
 403                                                         $mce_external_plugins[ $name ] = $url;
 404                                                         $plugurl = dirname( $url );
 405                                                         $strings = $str1 = $str2 = '';
 406
 407                                                         // Try to load langs/[locale].js and langs/[locale]_dlg.js
 408                                                         if ( ! in_array( $name, $loaded_langs, true ) ) {
 409                                                                 $path = str_replace( content_url(), '', $plugurl );
 410                                                                 $path = WP_CONTENT_DIR . $path . '/langs/';
 411
 412                                                                 if ( function_exists('realpath') )
 413                                                                         $path = trailingslashit( realpath($path) );
 414
 415                                                                 if ( @is_file( $path . $mce_locale . '.js' ) )
 416                                                                         $strings .= @file_get_contents( $path . $mce_locale . '.js' ) . "\n";
 417
 418                                                                 if ( @is_file( $path . $mce_locale . '_dlg.js' ) )
 419                                                                         $strings .= @file_get_contents( $path . $mce_locale . '_dlg.js' ) . "\n";
 420
 421                                                                 if ( 'en' != $mce_locale && empty( $strings ) ) {
 422                                                                         if ( @is_file( $path . 'en.js' ) ) {
 423                                                                                 $str1 = @file_get_contents( $path . 'en.js' );
 424                                                                                 $strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str1, 1 ) . "\n";
 425                                                                         }
 426
 427                                                                         if ( @is_file( $path . 'en_dlg.js' ) ) {
 428                                                                                 $str2 = @file_get_contents( $path . 'en_dlg.js' );
 429                                                                                 $strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str2, 1 ) . "\n";
 430                                                                         }
 431                                                                 }
 432
 433                                                                 if ( ! empty( $strings ) )
 434                                                                         $ext_plugins .= "\n" . $strings . "\n";
 435                                                         }
 436
 437                                                         $ext_plugins .= 'tinyMCEPreInit.load_ext("' . $plugurl . '", "' . $mce_locale . '");' . "\n";
 438                                                         $ext_plugins .= 'tinymce.PluginManager.load("' . $name . '", "' . $url . '");' . "\n";
 439                                                 }
 440                                         }
 441                                 }
 442
 443                                 if ( $set['dfw'] )
 444                                         $plugins[] = 'wpfullscreen';
 445
 446                                 self::$plugins = $plugins;
 447                                 self::$ext_plugins = $ext_plugins;
 448
 449                                 self::$first_init = array(
 450                                         'theme' => 'modern',
 451                                         'skin' => 'lightgray',
 452                                         'language' => self::$mce_locale,
 453                                         'formats' => "{
 454                                                 alignleft: [
 455                                                         {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li', styles: {textAlign:'left'}},
 456                                                         {selector: 'img,table,dl.wp-caption', classes: 'alignleft'}
 457                                                 ],
 458                                                 aligncenter: [
 459                                                         {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li', styles: {textAlign:'center'}},
 460                                                         {selector: 'img,table,dl.wp-caption', classes: 'aligncenter'}
 461                                                 ],
 462                                                 alignright: [
 463                                                         {selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li', styles: {textAlign:'right'}},
 464                                                         {selector: 'img,table,dl.wp-caption', classes: 'alignright'}
 465                                                 ],
 466                                                 strikethrough: {inline: 'del'}
 467                                         }",
 468                                         'relative_urls' => false,
 469                                         'remove_script_host' => false,
 470                                         'convert_urls' => false,
 471                                         'browser_spellcheck' => true,
 472                                         'fix_list_elements' => true,
 473                                         'entities' => '38,amp,60,lt,62,gt',
 474                                         'entity_encoding' => 'raw',
 475                                         'keep_styles' => false,
 476                                         'paste_webkit_styles' => 'font-weight font-style color',
 477
 478                                         // Limit the preview styles in the menu/toolbar
 479                                         'preview_styles' => 'font-family font-size font-weight font-style text-decoration text-transform',
 480
 481                                         'wpeditimage_disable_captions' => $no_captions,
 482                                         'wpeditimage_html5_captions' => current_theme_supports( 'html5', 'caption' ),
 483                                         'plugins' => implode( ',', $plugins ),
 484                                 );
 485
 486                                 if ( ! empty( $mce_external_plugins ) ) {
 487                                         self::$first_init['external_plugins'] = json_encode( $mce_external_plugins );
 488                                 }
 489
 490                                 $suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
 491                                 $version = 'ver=' . $GLOBALS['wp_version'];
 492                                 $dashicons = includes_url( "css/dashicons$suffix.css?$version" );
 493                                 $mediaelement = includes_url( "js/mediaelement/mediaelementplayer.min.css?$version" );
 494                                 $wpmediaelement = includes_url( "js/mediaelement/wp-mediaelement.css?$version" );
 495
 496                                 // WordPress default stylesheet and dashicons
 497                                 $mce_css = array(
 498                                         $dashicons,
 499                                         $mediaelement,
 500                                         $wpmediaelement,
 501                                         self::$baseurl . '/skins/wordpress/wp-content.css?' . $version
 502                                 );
 503
 504                                 // load editor_style.css if the current theme supports it
 505                                 if ( ! empty( $GLOBALS['editor_styles'] ) && is_array( $GLOBALS['editor_styles'] ) ) {
 506                                         $editor_styles = $GLOBALS['editor_styles'];
 507
 508                                         $editor_styles = array_unique( array_filter( $editor_styles ) );
 509                                         $style_uri = get_stylesheet_directory_uri();
 510                                         $style_dir = get_stylesheet_directory();
 511
 512                                         // Support externally referenced styles (like, say, fonts).
 513                                         foreach ( $editor_styles as $key => $file ) {
 514                                                 if ( preg_match( '~^(https?:)?//~', $file ) ) {
 515                                                         $mce_css[] = esc_url_raw( $file );
 516                                                         unset( $editor_styles[ $key ] );
 517                                                 }
 518                                         }
 519
 520                                         // Look in a parent theme first, that way child theme CSS overrides.
 521                                         if ( is_child_theme() ) {
 522                                                 $template_uri = get_template_directory_uri();
 523                                                 $template_dir = get_template_directory();
 524
 525                                                 foreach ( $editor_styles as $key => $file ) {
 526                                                         if ( $file && file_exists( "$template_dir/$file" ) )
 527                                                                 $mce_css[] = "$template_uri/$file";
 528                                                 }
 529                                         }
 530
 531                                         foreach ( $editor_styles as $file ) {
 532                                                 if ( $file && file_exists( "$style_dir/$file" ) )
 533                                                         $mce_css[] = "$style_uri/$file";
 534                                         }
 535                                 }
 536
 537                                 /**
 538                                  * Filter the comma-delimited list of stylesheets to load in TinyMCE.
 539                                  *
 540                                  * @since 2.1.0
 541                                  *
 542                                  * @param array $stylesheets Comma-delimited list of stylesheets.
 543                                  */
 544                                 $mce_css = trim( apply_filters( 'mce_css', implode( ',', $mce_css ) ), ' ,' );
 545
 546                                 if ( ! empty($mce_css) )
 547                                         self::$first_init['content_css'] = $mce_css;
 548                         }
 549
 550                         if ( $set['teeny'] ) {
 551
 552                                 /**
 553                                  * Filter the list of teenyMCE buttons (Text tab).
 554                                  *
 555                                  * @since 2.7.0
 556                                  *
 557                                  * @param array  $buttons   An array of teenyMCE buttons.
 558                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 559                                  */
 560                                 $mce_buttons = apply_filters( 'teeny_mce_buttons', array('bold', 'italic', 'underline', 'blockquote', 'strikethrough', 'bullist', 'numlist', 'alignleft', 'aligncenter', 'alignright', 'undo', 'redo', 'link', 'unlink', 'fullscreen'), $editor_id );
 561                                 $mce_buttons_2 = $mce_buttons_3 = $mce_buttons_4 = array();
 562                         } else {
 563
 564                                 /**
 565                                  * Filter the first-row list of TinyMCE buttons (Visual tab).
 566                                  *
 567                                  * @since 2.0.0
 568                                  *
 569                                  * @param array  $buttons   First-row list of buttons.
 570                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 571                                  */
 572                                 $mce_buttons = apply_filters( 'mce_buttons', array('bold', 'italic', 'strikethrough', 'bullist', 'numlist', 'blockquote', 'hr', 'alignleft', 'aligncenter', 'alignright', 'link', 'unlink', 'wp_more', 'spellchecker', 'fullscreen', 'wp_adv' ), $editor_id );
 573
 574                                 /**
 575                                  * Filter the second-row list of TinyMCE buttons (Visual tab).
 576                                  *
 577                                  * @since 2.0.0
 578                                  *
 579                                  * @param array  $buttons   Second-row list of buttons.
 580                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 581                                  */
 582                                 $mce_buttons_2 = apply_filters( 'mce_buttons_2', array( 'formatselect', 'underline', 'alignjustify', 'forecolor', 'pastetext', 'removeformat', 'charmap', 'outdent', 'indent', 'undo', 'redo', 'wp_help' ), $editor_id );
 583
 584                                 /**
 585                                  * Filter the third-row list of TinyMCE buttons (Visual tab).
 586                                  *
 587                                  * @since 2.0.0
 588                                  *
 589                                  * @param array  $buttons   Third-row list of buttons.
 590                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 591                                  */
 592                                 $mce_buttons_3 = apply_filters( 'mce_buttons_3', array(), $editor_id );
 593
 594                                 /**
 595                                  * Filter the fourth-row list of TinyMCE buttons (Visual tab).
 596                                  *
 597                                  * @since 2.5.0
 598                                  *
 599                                  * @param array  $buttons   Fourth-row list of buttons.
 600                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 601                                  */
 602                                 $mce_buttons_4 = apply_filters( 'mce_buttons_4', array(), $editor_id );
 603                         }
 604
 605                         $body_class = $editor_id;
 606
 607                         if ( $post = get_post() ) {
 608                                 $body_class .= ' post-type-' . sanitize_html_class( $post->post_type ) . ' post-status-' . sanitize_html_class( $post->post_status );
 609                                 if ( post_type_supports( $post->post_type, 'post-formats' ) ) {
 610                                         $post_format = get_post_format( $post );
 611                                         if ( $post_format && ! is_wp_error( $post_format ) )
 612                                                 $body_class .= ' post-format-' . sanitize_html_class( $post_format );
 613                                         else
 614                                                 $body_class .= ' post-format-standard';
 615                                 }
 616                         }
 617
 618                         if ( !empty($set['tinymce']['body_class']) ) {
 619                                 $body_class .= ' ' . $set['tinymce']['body_class'];
 620                                 unset($set['tinymce']['body_class']);
 621                         }
 622
 623                         if ( $set['dfw'] ) {
 624                                 // replace the first 'fullscreen' with 'wp_fullscreen'
 625                                 if ( ($key = array_search('fullscreen', $mce_buttons)) !== false )
 626                                         $mce_buttons[$key] = 'wp_fullscreen';
 627                                 elseif ( ($key = array_search('fullscreen', $mce_buttons_2)) !== false )
 628                                         $mce_buttons_2[$key] = 'wp_fullscreen';
 629                                 elseif ( ($key = array_search('fullscreen', $mce_buttons_3)) !== false )
 630                                         $mce_buttons_3[$key] = 'wp_fullscreen';
 631                                 elseif ( ($key = array_search('fullscreen', $mce_buttons_4)) !== false )
 632                                         $mce_buttons_4[$key] = 'wp_fullscreen';
 633                         }
 634
 635                         $mceInit = array (
 636                                 'selector' => "#$editor_id",
 637                                 'resize' => 'vertical',
 638                                 'menubar' => false,
 639                                 'wpautop' => (bool) $set['wpautop'],
 640                                 'indent' => ! $set['wpautop'],
 641                                 'toolbar1' => implode($mce_buttons, ','),
 642                                 'toolbar2' => implode($mce_buttons_2, ','),
 643                                 'toolbar3' => implode($mce_buttons_3, ','),
 644                                 'toolbar4' => implode($mce_buttons_4, ','),
 645                                 'tabfocus_elements' => $set['tabfocus_elements'],
 646                                 'body_class' => $body_class
 647                         );
 648
 649                         if ( $first_run )
 650                                 $mceInit = array_merge( self::$first_init, $mceInit );
 651
 652                         if ( is_array( $set['tinymce'] ) )
 653                                 $mceInit = array_merge( $mceInit, $set['tinymce'] );
 654
 655                         /*
 656                          * For people who really REALLY know what they're doing with TinyMCE
 657                          * You can modify $mceInit to add, remove, change elements of the config
 658                          * before tinyMCE.init. Setting "valid_elements", "invalid_elements"
 659                          * and "extended_valid_elements" can be done through this filter. Best
 660                          * is to use the default cleanup by not specifying valid_elements,
 661                          * as TinyMCE contains full set of XHTML 1.0.
 662                          */
 663                         if ( $set['teeny'] ) {
 664
 665                                 /**
 666                                  * Filter the teenyMCE config before init.
 667                                  *
 668                                  * @since 2.7.0
 669                                  *
 670                                  * @param array  $mceInit   An array with teenyMCE config.
 671                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 672                                  */
 673                                 $mceInit = apply_filters( 'teeny_mce_before_init', $mceInit, $editor_id );
 674                         } else {
 675
 676                                 /**
 677                                  * Filter the TinyMCE config before init.
 678                                  *
 679                                  * @since 2.5.0
 680                                  *
 681                                  * @param array  $mceInit   An array with TinyMCE config.
 682                                  * @param string $editor_id Unique editor identifier, e.g. 'content'.
 683                                  */
 684                                 $mceInit = apply_filters( 'tiny_mce_before_init', $mceInit, $editor_id );
 685                         }
 686
 687                         if ( empty( $mceInit['toolbar3'] ) && ! empty( $mceInit['toolbar4'] ) ) {
 688                                 $mceInit['toolbar3'] = $mceInit['toolbar4'];
 689                                 $mceInit['toolbar4'] = '';
 690                         }
 691
 692                         self::$mce_settings[$editor_id] = $mceInit;
 693                 } // end if self::$this_tinymce
 694         }
 695
 696         private static function _parse_init($init) {
 697                 $options = '';
 698
 699                 foreach ( $init as $k => $v ) {
 700                         if ( is_bool($v) ) {
 701                                 $val = $v ? 'true' : 'false';
 702                                 $options .= $k . ':' . $val . ',';
 703                                 continue;
 704                         } elseif ( !empty($v) && is_string($v) && ( ('{' == $v{0} && '}' == $v{strlen($v) - 1}) || ('[' == $v{0} && ']' == $v{strlen($v) - 1}) || preg_match('/^\(?function ?\(/', $v) ) ) {
 705                                 $options .= $k . ':' . $v . ',';
 706                                 continue;
 707                         }
 708                         $options .= $k . ':"' . $v . '",';
 709                 }
 710
 711                 return '{' . trim( $options, ' ,' ) . '}';
 712         }
 713
 714         public static function enqueue_scripts() {
 715                 wp_enqueue_script('word-count');
 716
 717                 if ( self::$has_tinymce )
 718                         wp_enqueue_script('editor');
 719
 720                 if ( self::$has_quicktags ) {
 721                         wp_enqueue_script( 'quicktags' );
 722                         wp_enqueue_style( 'buttons' );
 723                 }
 724
 725                 if ( in_array('wplink', self::$plugins, true) || in_array('link', self::$qt_buttons, true) ) {
 726                         wp_enqueue_script('wplink');
 727                 }
 728
 729                 if ( in_array('wpfullscreen', self::$plugins, true) || in_array('fullscreen', self::$qt_buttons, true) )
 730                         wp_enqueue_script('wp-fullscreen');
 731
 732                 if ( self::$has_medialib ) {
 733                         add_thickbox();
 734                         wp_enqueue_script('media-upload');
 735                 }
 736
 737                 /**
 738                  * Fires when scripts and styles are enqueued for the editor.
 739                  *
 740                  * @since 3.9.0
 741                  *
 742                  * @param array $to_load An array containing boolean values whether TinyMCE
 743                  *                       and Quicktags are being loaded.
 744                  */
 745                 do_action( 'wp_enqueue_editor', array(
 746                         'tinymce'   => self::$has_tinymce,
 747                         'quicktags' => self::$has_quicktags,
 748                 ) );
 749         }
 750
 751         public static function wp_mce_translation() {
 752
 753                 $mce_translation = array(
 754                         // Default TinyMCE strings
 755                         'New document' => __( 'New document' ),
 756                         'Formats' => _x( 'Formats', 'TinyMCE' ),
 757
 758                         'Headings' => _x( 'Headings', 'TinyMCE' ),
 759                         'Heading 1' => __( 'Heading 1' ),
 760                         'Heading 2' => __( 'Heading 2' ),
 761                         'Heading 3' => __( 'Heading 3' ),
 762                         'Heading 4' => __( 'Heading 4' ),
 763                         'Heading 5' => __( 'Heading 5' ),
 764                         'Heading 6' => __( 'Heading 6' ),
 765
 766                         /* translators: block tags */
 767                         'Blocks' => _x( 'Blocks', 'TinyMCE' ),
 768                         'Paragraph' => __( 'Paragraph' ),
 769                         'Blockquote' => __( 'Blockquote' ),
 770                         'Div' => _x( 'Div', 'HTML tag' ),
 771                         'Pre' => _x( 'Pre', 'HTML tag' ),
 772                         'Address' => _x( 'Address', 'HTML tag' ),
 773
 774                         'Inline' => _x( 'Inline', 'HTML elements' ),
 775                         'Underline' => __( 'Underline' ),
 776                         'Strikethrough' => __( 'Strikethrough' ),
 777                         'Subscript' => __( 'Subscript' ),
 778                         'Superscript' => __( 'Superscript' ),
 779                         'Clear formatting' => __( 'Clear formatting' ),
 780                         'Bold' => __( 'Bold' ),
 781                         'Italic' => __( 'Italic' ),
 782                         'Code' => _x( 'Code', 'editor button' ),
 783                         'Source code' => __( 'Source code' ),
 784                         'Font Family' => __( 'Font Family' ),
 785                         'Font Sizes' => __( 'Font Sizes' ),
 786
 787                         'Align center' => __( 'Align center' ),
 788                         'Align right' => __( 'Align right' ),
 789                         'Align left' => __( 'Align left' ),
 790                         'Justify' => __( 'Justify' ),
 791                         'Increase indent' => __( 'Increase indent' ),
 792                         'Decrease indent' => __( 'Decrease indent' ),
 793
 794                         'Cut' => __( 'Cut' ),
 795                         'Copy' => __( 'Copy' ),
 796                         'Paste' => __( 'Paste' ),
 797                         'Select all' => __( 'Select all' ),
 798                         'Undo' => __( 'Undo' ),
 799                         'Redo' => __( 'Redo' ),
 800
 801                         'Ok' => __( 'OK' ),
 802                         'Cancel' => __( 'Cancel' ),
 803                         'Close' => __( 'Close' ),
 804                         'Visual aids' => __( 'Visual aids' ),
 805
 806                         'Bullet list' => __( 'Bulleted list' ),
 807                         'Numbered list' => __( 'Numbered list' ),
 808                         'Square' => _x( 'Square', 'list style' ),
 809                         'Default' => _x( 'Default', 'list style' ),
 810                         'Circle' => _x( 'Circle', 'list style' ),
 811                         'Disc' => _x('Disc', 'list style' ),
 812                         'Lower Greek' => _x( 'Lower Greek', 'list style' ),
 813                         'Lower Alpha' => _x( 'Lower Alpha', 'list style' ),
 814                         'Upper Alpha' => _x( 'Upper Alpha', 'list style' ),
 815                         'Upper Roman' => _x( 'Upper Roman', 'list style' ),
 816                         'Lower Roman' => _x( 'Lower Roman', 'list style' ),
 817
 818                         // Anchor plugin
 819                         'Name' => _x( 'Name', 'Name of link anchor (TinyMCE)' ),
 820                         'Anchor' => _x( 'Anchor', 'Link anchor (TinyMCE)' ),
 821                         'Anchors' => _x( 'Anchors', 'Link anchors (TinyMCE)' ),
 822
 823                         // Fullpage plugin
 824                         'Document properties' => __( 'Document properties' ),
 825                         'Robots' => __( 'Robots' ),
 826                         'Title' => __( 'Title' ),
 827                         'Keywords' => __( 'Keywords' ),
 828                         'Encoding' => __( 'Encoding' ),
 829                         'Description' => __( 'Description' ),
 830                         'Author' => __( 'Author' ),
 831
 832                         // Media, image plugins
 833                         'Insert/edit image' => __( 'Insert/edit image' ),
 834                         'General' => __( 'General' ),
 835                         'Advanced' => __( 'Advanced' ),
 836                         'Source' => __( 'Source' ),
 837                         'Border' => __( 'Border' ),
 838                         'Constrain proportions' => __( 'Constrain proportions' ),
 839                         'Vertical space' => __( 'Vertical space' ),
 840                         'Image description' => __( 'Image description' ),
 841                         'Style' => __( 'Style' ),
 842                         'Dimensions' => __( 'Dimensions' ),
 843                         'Insert image' => __( 'Insert image' ),
 844                         'Insert date/time' => __( 'Insert date/time' ),
 845                         'Insert/edit video' => __( 'Insert/edit video' ),
 846                         'Poster' => __( 'Poster' ),
 847                         'Alternative source' => __( 'Alternative source' ),
 848                         'Paste your embed code below:' => __( 'Paste your embed code below:' ),
 849                         'Insert video' => __( 'Insert video' ),
 850                         'Embed' => __( 'Embed' ),
 851
 852                         // Each of these have a corresponding plugin
 853                         'Special character' => __( 'Special character' ),
 854                         'Right to left' => _x( 'Right to left', 'editor button' ),
 855                         'Left to right' => _x( 'Left to right', 'editor button' ),
 856                         'Emoticons' => __( 'Emoticons' ),
 857                         'Nonbreaking space' => __( 'Nonbreaking space' ),
 858                         'Page break' => __( 'Page break' ),
 859                         'Paste as text' => __( 'Paste as text' ),
 860                         'Preview' => __( 'Preview' ),
 861                         'Print' => __( 'Print' ),
 862                         'Save' => __( 'Save' ),
 863                         'Fullscreen' => __( 'Fullscreen' ),
 864                         'Horizontal line' => __( 'Horizontal line' ),
 865                         'Horizontal space' => __( 'Horizontal space' ),
 866                         'Restore last draft' => __( 'Restore last draft' ),
 867                         'Insert/edit link' => __( 'Insert/edit link' ),
 868                         'Remove link' => __( 'Remove link' ),
 869
 870                         // Spelling, search/replace plugins
 871                         'Could not find the specified string.' => __( 'Could not find the specified string.' ),
 872                         'Replace' => _x( 'Replace', 'find/replace' ),
 873                         'Next' => _x( 'Next', 'find/replace' ),
 874                         /* translators: previous */
 875                         'Prev' => _x( 'Prev', 'find/replace' ),
 876                         'Whole words' => _x( 'Whole words', 'find/replace' ),
 877                         'Find and replace' => __( 'Find and replace' ),
 878                         'Replace with' => _x('Replace with', 'find/replace' ),
 879                         'Find' => _x( 'Find', 'find/replace' ),
 880                         'Replace all' => _x( 'Replace all', 'find/replace' ),
 881                         'Match case' => __( 'Match case' ),
 882                         'Spellcheck' => __( 'Check Spelling' ),
 883                         'Finish' => _x( 'Finish', 'spellcheck' ),
 884                         'Ignore all' => _x( 'Ignore all', 'spellcheck' ),
 885                         'Ignore' => _x( 'Ignore', 'spellcheck' ),
 886
 887                         // TinyMCE tables
 888                         'Insert table' => __( 'Insert table' ),
 889                         'Delete table' => __( 'Delete table' ),
 890                         'Table properties' => __( 'Table properties' ),
 891                         'Row properties' => __( 'Table row properties' ),
 892                         'Cell properties' => __( 'Table cell properties' ),
 893
 894                         'Row' => __( 'Row' ),
 895                         'Rows' => __( 'Rows' ),
 896                         'Column' => _x( 'Column', 'table column' ),
 897                         'Cols' => _x( 'Cols', 'table columns' ),
 898                         'Cell' => _x( 'Cell', 'table cell' ),
 899                         'Header cell' => __( 'Header cell' ),
 900                         'Header' => _x( 'Header', 'table header' ),
 901                         'Body' => _x( 'Body', 'table body' ),
 902                         'Footer' => _x( 'Footer', 'table footer' ),
 903
 904                         'Insert row before' => __( 'Insert row before' ),
 905                         'Insert row after' => __( 'Insert row after' ),
 906                         'Insert column before' => __( 'Insert column before' ),
 907                         'Insert column after' => __( 'Insert column after' ),
 908                         'Paste row before' => __( 'Paste table row before' ),
 909                         'Paste row after' => __( 'Paste table row after' ),
 910                         'Delete row' => __( 'Delete row' ),
 911                         'Delete column' => __( 'Delete column' ),
 912                         'Cut row' => __( 'Cut table row' ),
 913                         'Copy row' => __( 'Copy table row' ),
 914                         'Merge cells' => __( 'Merge table cells' ),
 915                         'Split cell' => __( 'Split table cell' ),
 916
 917                         'Height' => __( 'Height' ),
 918                         'Width' => __( 'Width' ),
 919                         'Caption' => __( 'Caption' ),
 920                         'Alignment' => __( 'Alignment' ),
 921                         'Left' => __( 'Left' ),
 922                         'Center' => __( 'Center' ),
 923                         'Right' => __( 'Right' ),
 924                         'None' => _x( 'None', 'table cell alignment attribute' ),
 925
 926                         'Row group' => __( 'Row group' ),
 927                         'Column group' => __( 'Column group' ),
 928                         'Row type' => __( 'Row type' ),
 929                         'Cell type' => __( 'Cell type' ),
 930                         'Cell padding' => __( 'Cell padding' ),
 931                         'Cell spacing' => __( 'Cell spacing' ),
 932                         'Scope' => _x( 'Scope', 'table cell scope attribute' ),
 933
 934                         'Insert template' => _x( 'Insert template', 'TinyMCE' ),
 935                         'Templates' => _x( 'Templates', 'TinyMCE' ),
 936
 937                         'Background color' => __( 'Background color' ),
 938                         'Text color' => __( 'Text color' ),
 939                         'Show blocks' => _x( 'Show blocks', 'editor button' ),
 940                         'Show invisible characters' => __( 'Show invisible characters' ),
 941
 942                         /* translators: word count */
 943                         'Words: {0}' => sprintf( __( 'Words: %s' ), '{0}' ),
 944                         'Paste is now in plain text mode. Contents will now be pasted as plain text until you toggle this option off.' => __( 'Paste is now in plain text mode. Contents will now be pasted as plain text until you toggle this option off.' ) . "\n\n" . __( 'If you&#8217;re looking to paste rich content from Microsoft Word, try turning this option off. The editor will clean up text pasted from Word automatically.' ),
 945                         'Rich Text Area. Press ALT-F9 for menu. Press ALT-F10 for toolbar. Press ALT-0 for help' => __( 'Rich Text Area. Press ALT-F9 for menu. Press ALT-F10 for toolbar. Press ALT-0 for help' ),
 946                         'You have unsaved changes are you sure you want to navigate away?' => __( 'The changes you made will be lost if you navigate away from this page.' ),
 947                         'Your browser doesn\'t support direct access to the clipboard. Please use the Ctrl+X/C/V keyboard shortcuts instead.' => __( 'Your browser does not support direct access to the clipboard. Please use the Ctrl+X/C/V keyboard shortcuts instead.' ),
 948
 949                         // TinyMCE menus
 950                         'Insert' => _x( 'Insert', 'TinyMCE menu' ),
 951                         'File' => _x( 'File', 'TinyMCE menu' ),
 952                         'Edit' => _x( 'Edit', 'TinyMCE menu' ),
 953                         'Tools' => _x( 'Tools', 'TinyMCE menu' ),
 954                         'View' => _x( 'View', 'TinyMCE menu' ),
 955                         'Table' => _x( 'Table', 'TinyMCE menu' ),
 956                         'Format' => _x( 'Format', 'TinyMCE menu' ),
 957
 958                         // WordPress strings
 959                         'Keyboard Shortcuts' => __( 'Keyboard Shortcuts' ),
 960                         'Toolbar Toggle' => __( 'Toolbar Toggle' ),
 961                         'Insert Read More tag' => __( 'Insert Read More tag' ),
 962                         'Distraction Free Writing' => __( 'Distraction Free Writing' ),
 963                 );
 964
 965                 /**
 966                  * Link plugin (not included):
 967                  *      Insert link
 968                  *      Target
 969                  *      New window
 970                  *      Text to display
 971                  *      The URL you entered seems to be an email address. Do you want to add the required mailto: prefix?
 972                  *      The URL you entered seems to be an external link. Do you want to add the required http:\/\/ prefix?
 973                  *      Url
 974                  */
 975
 976                 $baseurl = self::$baseurl;
 977                 $mce_locale = self::$mce_locale;
 978
 979                 /**
 980                  * Filter translated strings prepared for TinyMCE.
 981                  *
 982                  * @since 3.9.0
 983                  *
 984                  * @param array  $mce_translation Key/value pairs of strings.
 985                  * @param string $mce_locale      Locale.
 986                  */
 987                 $mce_translation = apply_filters( 'wp_mce_translation', $mce_translation, $mce_locale );
 988
 989                 foreach ( $mce_translation as $key => $value ) {
 990                         if ( false !== strpos( $value, '&' ) ) {
 991                                 $mce_translation[$key] = html_entity_decode( $value, ENT_QUOTES, 'UTF-8' );
 992                         }
 993                 }
 994
 995                 // Set direction
 996                 if ( is_rtl() ) {
 997                         $mce_translation['_dir'] = 'rtl';
 998                 }
 999
1000                 return "tinymce.addI18n( '$mce_locale', " . json_encode( $mce_translation ) . ");\n" .
1001                         "tinymce.ScriptLoader.markDone( '$baseurl/langs/$mce_locale.js' );\n";
1002         }
1003
1004         public static function editor_js() {
1005                 global $tinymce_version, $concatenate_scripts, $compress_scripts;
1006
1007                 /**
1008                  * Filter "tiny_mce_version" is deprecated
1009                  *
1010                  * The tiny_mce_version filter is not needed since external plugins are loaded directly by TinyMCE.
1011                  * These plugins can be refreshed by appending query string to the URL passed to "mce_external_plugins" filter.
1012                  * If the plugin has a popup dialog, a query string can be added to the button action that opens it (in the plugin's code).
1013                  */
1014                 $version = 'ver=' . $tinymce_version;
1015                 $tmce_on = !empty(self::$mce_settings);
1016
1017                 if ( ! isset($concatenate_scripts) )
1018                         script_concat_settings();
1019
1020                 $compressed = $compress_scripts && $concatenate_scripts && isset($_SERVER['HTTP_ACCEPT_ENCODING'])
1021                         && false !== stripos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip');
1022
1023                 $mceInit = $qtInit = '';
1024                 if ( $tmce_on ) {
1025                         foreach ( self::$mce_settings as $editor_id => $init ) {
1026                                 $options = self::_parse_init( $init );
1027                                 $mceInit .= "'$editor_id':{$options},";
1028                         }
1029                         $mceInit = '{' . trim($mceInit, ',') . '}';
1030                 } else {
1031                         $mceInit = '{}';
1032                 }
1033
1034                 if ( !empty(self::$qt_settings) ) {
1035                         foreach ( self::$qt_settings as $editor_id => $init ) {
1036                                 $options = self::_parse_init( $init );
1037                                 $qtInit .= "'$editor_id':{$options},";
1038                         }
1039                         $qtInit = '{' . trim($qtInit, ',') . '}';
1040                 } else {
1041                         $qtInit = '{}';
1042                 }
1043
1044                 $ref = array(
1045                         'plugins' => implode( ',', self::$plugins ),
1046                         'theme' => 'modern',
1047                         'language' => self::$mce_locale
1048                 );
1049
1050                 $suffix = ( defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ) ? '' : '.min';
1051
1052                 /**
1053                  * Fires immediately before the TinyMCE settings are printed.
1054                  *
1055                  * @since 3.2.0
1056                  *
1057                  * @param array $mce_settings TinyMCE settings array.
1058                  */
1059                 do_action( 'before_wp_tiny_mce', self::$mce_settings );
1060                 ?>
1061
1062                 <script type="text/javascript">
1063                 tinyMCEPreInit = {
1064                         baseURL: "<?php echo self::$baseurl; ?>",
1065                         suffix: "<?php echo $suffix; ?>",
1066                         <?php
1067
1068                         if ( self::$drag_drop_upload ) {
1069                                 echo 'dragDropUpload: true,';
1070                         }
1071
1072                         ?>
1073                         mceInit: <?php echo $mceInit; ?>,
1074                         qtInit: <?php echo $qtInit; ?>,
1075                         ref: <?php echo self::_parse_init( $ref ); ?>,
1076                         load_ext: function(url,lang){var sl=tinymce.ScriptLoader;sl.markDone(url+'/langs/'+lang+'.js');sl.markDone(url+'/langs/'+lang+'_dlg.js');}
1077                 };
1078                 </script>
1079                 <?php
1080
1081                 $baseurl = self::$baseurl;
1082                 // Load tinymce.js when running from /src, else load wp-tinymce.js.gz (production) or tinymce.min.js (SCRIPT_DEBUG)
1083                 $mce_suffix = false !== strpos( $GLOBALS['wp_version'], '-src' ) ? '' : '.min';
1084
1085                 if ( $tmce_on ) {
1086                         if ( $compressed ) {
1087                                 echo "<script type='text/javascript' src='{$baseurl}/wp-tinymce.php?c=1&amp;$version'></script>\n";
1088                         } else {
1089                                 echo "<script type='text/javascript' src='{$baseurl}/tinymce{$mce_suffix}.js?$version'></script>\n";
1090                                 echo "<script type='text/javascript' src='{$baseurl}/plugins/compat3x/plugin{$suffix}.js?$version'></script>\n";
1091                         }
1092
1093                         echo "<script type='text/javascript'>\n" . self::wp_mce_translation() . "</script>\n";
1094
1095                         if ( self::$ext_plugins ) {
1096                                 // Load the old-format English strings to prevent unsightly labels in old style popups
1097                                 echo "<script type='text/javascript' src='{$baseurl}/langs/wp-langs-en.js?$version'></script>\n";
1098                         }
1099                 }
1100
1101                 /**
1102                  * Fires after tinymce.js is loaded, but before any TinyMCE editor
1103                  * instances are created.
1104                  *
1105                  * @since 3.9.0
1106                  *
1107                  * @param array $mce_settings TinyMCE settings array.
1108                  */
1109                 do_action( 'wp_tiny_mce_init', self::$mce_settings );
1110
1111                 ?>
1112                 <script type="text/javascript">
1113                 <?php
1114
1115                 if ( self::$ext_plugins )
1116                         echo self::$ext_plugins . "\n";
1117
1118                 if ( ! is_admin() )
1119                         echo 'var ajaxurl = "' . admin_url( 'admin-ajax.php', 'relative' ) . '";';
1120
1121                 ?>
1122
1123                 ( function() {
1124                         var init, edId, qtId, firstInit, wrapper;
1125
1126                         if ( typeof tinymce !== 'undefined' ) {
1127                                 for ( edId in tinyMCEPreInit.mceInit ) {
1128                                         if ( firstInit ) {
1129                                                 init = tinyMCEPreInit.mceInit[edId] = tinymce.extend( {}, firstInit, tinyMCEPreInit.mceInit[edId] );
1130                                         } else {
1131                                                 init = firstInit = tinyMCEPreInit.mceInit[edId];
1132                                         }
1133
1134                                         wrapper = tinymce.DOM.select( '#wp-' + edId + '-wrap' )[0];
1135
1136                                         if ( ( tinymce.DOM.hasClass( wrapper, 'tmce-active' ) || ! tinyMCEPreInit.qtInit.hasOwnProperty( edId ) ) &&
1137                                                 ! init.wp_skip_init ) {
1138
1139                                                 try {
1140                                                         tinymce.init( init );
1141
1142                                                         if ( ! window.wpActiveEditor ) {
1143                                                                 window.wpActiveEditor = edId;
1144                                                         }
1145                                                 } catch(e){}
1146                                         }
1147                                 }
1148                         }
1149
1150                         if ( typeof quicktags !== 'undefined' ) {
1151                                 for ( qtId in tinyMCEPreInit.qtInit ) {
1152                                         try {
1153                                                 quicktags( tinyMCEPreInit.qtInit[qtId] );
1154
1155                                                 if ( ! window.wpActiveEditor ) {
1156                                                         window.wpActiveEditor = qtId;
1157                                                 }
1158                                         } catch(e){};
1159                                 }
1160                         }
1161
1162                         if ( typeof jQuery !== 'undefined' ) {
1163                                 jQuery('.wp-editor-wrap').on( 'click.wp-editor', function() {
1164                                         if ( this.id ) {
1165                                                 window.wpActiveEditor = this.id.slice( 3, -5 );
1166                                         }
1167                                 });
1168                         } else {
1169                                 for ( qtId in tinyMCEPreInit.qtInit ) {
1170                                         document.getElementById( 'wp-' + qtId + '-wrap' ).onclick = function() {
1171                                                 window.wpActiveEditor = this.id.slice( 3, -5 );
1172                                         }
1173                                 }
1174                         }
1175                 }());
1176                 </script>
1177                 <?php
1178
1179                 if ( in_array( 'wplink', self::$plugins, true ) || in_array( 'link', self::$qt_buttons, true ) )
1180                         self::wp_link_dialog();
1181
1182                 if ( in_array( 'wpfullscreen', self::$plugins, true ) || in_array( 'fullscreen', self::$qt_buttons, true ) )
1183                         self::wp_fullscreen_html();
1184
1185                 /**
1186                  * Fires after any core TinyMCE editor instances are created.
1187                  *
1188                  * @since 3.2.0
1189                  *
1190                  * @param array $mce_settings TinyMCE settings array.
1191                  */
1192                 do_action( 'after_wp_tiny_mce', self::$mce_settings );
1193         }
1194
1195         public static function wp_fullscreen_html() {
1196                 global $content_width;
1197                 $post = get_post();
1198
1199                 $width = isset( $content_width ) && 800 > $content_width ? $content_width : 800;
1200                 $width = $width + 22; // compensate for the padding and border
1201                 $dfw_width = get_user_setting( 'dfw_width', $width );
1202                 $save = isset( $post->post_status ) && $post->post_status == 'publish' ? __('Update') : __('Save');
1203
1204                 ?>
1205                 <div id="wp-fullscreen-body" class="wp-core-ui<?php if ( is_rtl() ) echo ' rtl'; ?>" data-theme-width="<?php echo (int) $width; ?>" data-dfw-width="<?php echo (int) $dfw_width; ?>">
1206                 <div id="fullscreen-topbar">
1207                         <div id="wp-fullscreen-toolbar">
1208                         <div id="wp-fullscreen-close"><a href="#" onclick="wp.editor.fullscreen.off();return false;"><?php _e('Exit fullscreen'); ?></a></div>
1209                         <div id="wp-fullscreen-central-toolbar" style="width:<?php echo $width; ?>px;">
1210
1211                         <div id="wp-fullscreen-mode-bar">
1212                                 <div id="wp-fullscreen-modes" class="button-group">
1213                                         <a class="button wp-fullscreen-mode-tinymce" href="#" onclick="wp.editor.fullscreen.switchmode( 'tinymce' ); return false;"><?php _e( 'Visual' ); ?></a>
1214                                         <a class="button wp-fullscreen-mode-html" href="#" onclick="wp.editor.fullscreen.switchmode( 'html' ); return false;"><?php _ex( 'Text', 'Name for the Text editor tab (formerly HTML)' ); ?></a>
1215                                 </div>
1216                         </div>
1217
1218                         <div id="wp-fullscreen-button-bar"><div id="wp-fullscreen-buttons" class="mce-toolbar">
1219                 <?php
1220
1221                 $buttons = array(
1222                         // format: title, onclick, show in both editors
1223                         'bold' => array( 'title' => __('Bold (Ctrl + B)'), 'both' => false ),
1224                         'italic' => array( 'title' => __('Italic (Ctrl + I)'), 'both' => false ),
1225                         'bullist' => array( 'title' => __('Unordered list (Alt + Shift + U)'), 'both' => false ),
1226                         'numlist' => array( 'title' => __('Ordered list (Alt + Shift + O)'), 'both' => false ),
1227                         'blockquote' => array( 'title' => __('Blockquote (Alt + Shift + Q)'), 'both' => false ),
1228                         'wp-media-library' => array( 'title' => __('Media library (Alt + Shift + M)'), 'both' => true ),
1229                         'link' => array( 'title' => __('Insert/edit link (Alt + Shift + A)'), 'both' => true ),
1230                         'unlink' => array( 'title' => __('Unlink (Alt + Shift + S)'), 'both' => false ),
1231                         'help' => array( 'title' => __('Help (Alt + Shift + H)'), 'both' => false ),
1232                 );
1233
1234                 /**
1235                  * Filter the list of TinyMCE buttons for the fullscreen
1236                  * 'Distraction Free Writing' editor.
1237                  *
1238                  * @since 3.2.0
1239                  *
1240                  * @param array $buttons An array of TinyMCE buttons for the DFW editor.
1241                  */
1242                 $buttons = apply_filters( 'wp_fullscreen_buttons', $buttons );
1243
1244                 foreach ( $buttons as $button => $args ) {
1245                         if ( 'separator' == $args ) {
1246                                 continue;
1247                         }
1248
1249                         $onclick = ! empty( $args['onclick'] ) ? ' onclick="' . $args['onclick'] . '"' : '';
1250                         $title = esc_attr( $args['title'] );
1251                         ?>
1252
1253                         <div class="mce-widget mce-btn<?php if ( $args['both'] ) { ?> wp-fullscreen-both<?php } ?>">
1254                         <button type="button" aria-label="<?php echo $title; ?>" title="<?php echo $title; ?>"<?php echo $onclick; ?> id="wp_fs_<?php echo $button; ?>">
1255                                 <i class="mce-ico mce-i-<?php echo $button; ?>"></i>
1256                         </button>
1257                         </div>
1258                         <?php
1259                 }
1260
1261                 ?>
1262
1263                 </div></div>
1264
1265                 <div id="wp-fullscreen-save">
1266                         <input type="button" class="button button-primary right" value="<?php echo $save; ?>" onclick="wp.editor.fullscreen.save();" />
1267                         <span class="wp-fullscreen-saved-message"><?php if ( $post->post_status == 'publish' ) _e('Updated.'); else _e('Saved.'); ?></span>
1268                         <span class="wp-fullscreen-error-message"><?php _e('Save failed.'); ?></span>
1269                         <span class="spinner"></span>
1270                 </div>
1271
1272                 </div>
1273                 </div>
1274         </div>
1275         <div id="wp-fullscreen-statusbar">
1276                 <div id="wp-fullscreen-status">
1277                         <div id="wp-fullscreen-count"><?php printf( __( 'Word count: %s' ), '<span class="word-count">0</span>' ); ?></div>
1278                         <div id="wp-fullscreen-tagline"><?php _e('Just write.'); ?></div>
1279                 </div>
1280         </div>
1281         </div>
1282
1283         <div class="fullscreen-overlay" id="fullscreen-overlay"></div>
1284         <div class="fullscreen-overlay fullscreen-fader fade-300" id="fullscreen-fader"></div>
1285         <?php
1286         }
1287
1288         /**
1289          * Performs post queries for internal linking.
1290          *
1291          * @since 3.1.0
1292          *
1293          * @param array $args Optional. Accepts 'pagenum' and 's' (search) arguments.
1294          * @return array Results.
1295          */
1296         public static function wp_link_query( $args = array() ) {
1297                 $pts = get_post_types( array( 'public' => true ), 'objects' );
1298                 $pt_names = array_keys( $pts );
1299
1300                 $query = array(
1301                         'post_type' => $pt_names,
1302                         'suppress_filters' => true,
1303                         'update_post_term_cache' => false,
1304                         'update_post_meta_cache' => false,
1305                         'post_status' => 'publish',
1306                         'posts_per_page' => 20,
1307                 );
1308
1309                 $args['pagenum'] = isset( $args['pagenum'] ) ? absint( $args['pagenum'] ) : 1;
1310
1311                 if ( isset( $args['s'] ) )
1312                         $query['s'] = $args['s'];
1313
1314                 $query['offset'] = $args['pagenum'] > 1 ? $query['posts_per_page'] * ( $args['pagenum'] - 1 ) : 0;
1315
1316                 /**
1317                  * Filter the link query arguments.
1318                  *
1319                  * Allows modification of the link query arguments before querying.
1320                  *
1321                  * @see WP_Query for a full list of arguments
1322                  *
1323                  * @since 3.7.0
1324                  *
1325                  * @param array $query An array of WP_Query arguments.
1326                  */
1327                 $query = apply_filters( 'wp_link_query_args', $query );
1328
1329                 // Do main query.
1330                 $get_posts = new WP_Query;
1331                 $posts = $get_posts->query( $query );
1332                 // Check if any posts were found.
1333                 if ( ! $get_posts->post_count )
1334                         return false;
1335
1336                 // Build results.
1337                 $results = array();
1338                 foreach ( $posts as $post ) {
1339                         if ( 'post' == $post->post_type )
1340                                 $info = mysql2date( __( 'Y/m/d' ), $post->post_date );
1341                         else
1342                                 $info = $pts[ $post->post_type ]->labels->singular_name;
1343
1344                         $results[] = array(
1345                                 'ID' => $post->ID,
1346                                 'title' => trim( esc_html( strip_tags( get_the_title( $post ) ) ) ),
1347                                 'permalink' => get_permalink( $post->ID ),
1348                                 'info' => $info,
1349                         );
1350                 }
1351
1352                 /**
1353                  * Filter the link query results.
1354                  *
1355                  * Allows modification of the returned link query results.
1356                  *
1357                  * @since 3.7.0
1358                  *
1359                  * @see 'wp_link_query_args' filter
1360                  *
1361                  * @param array $results {
1362                  *     An associative array of query results.
1363                  *
1364                  *     @type array {
1365                  *         @type int    $ID        Post ID.
1366                  *         @type string $title     The trimmed, escaped post title.
1367                  *         @type string $permalink Post permalink.
1368                  *         @type string $info      A 'Y/m/d'-formatted date for 'post' post type,
1369                  *                                 the 'singular_name' post type label otherwise.
1370                  *     }
1371                  * }
1372                  * @param array $query  An array of WP_Query arguments.
1373                  */
1374                 return apply_filters( 'wp_link_query', $results, $query );
1375         }
1376
1377         /**
1378          * Dialog for internal linking.
1379          *
1380          * @since 3.1.0
1381          */
1382         public static function wp_link_dialog() {
1383                 $search_panel_visible = '1' == get_user_setting( 'wplink', '0' ) ? ' search-panel-visible' : '';
1384
1385                 // display: none is required here, see #WP27605
1386                 ?>
1387                 <div id="wp-link-backdrop" style="display: none"></div>
1388                 <div id="wp-link-wrap" class="wp-core-ui<?php echo $search_panel_visible; ?>" style="display: none">
1389                 <form id="wp-link" tabindex="-1">
1390                 <?php wp_nonce_field( 'internal-linking', '_ajax_linking_nonce', false ); ?>
1391                 <div id="link-modal-title">
1392                         <?php _e( 'Insert/edit link' ) ?>
1393                         <div id="wp-link-close" tabindex="0"></div>
1394                 </div>
1395                 <div id="link-selector">
1396                         <div id="link-options">
1397                                 <p class="howto"><?php _e( 'Enter the destination URL' ); ?></p>
1398                                 <div>
1399                                         <label><span><?php _e( 'URL' ); ?></span><input id="url-field" type="text" name="href" /></label>
1400                                 </div>
1401                                 <div>
1402                                         <label><span><?php _e( 'Title' ); ?></span><input id="link-title-field" type="text" name="linktitle" /></label>
1403                                 </div>
1404                                 <div class="link-target">
1405                                         <label><span>&nbsp;</span><input type="checkbox" id="link-target-checkbox" /> <?php _e( 'Open link in a new window/tab' ); ?></label>
1406                                 </div>
1407                         </div>
1408                         <p class="howto" id="wp-link-search-toggle"><?php _e( 'Or link to existing content' ); ?></p>
1409                         <div id="search-panel">
1410                                 <div class="link-search-wrapper">
1411                                         <label>
1412                                                 <span class="search-label"><?php _e( 'Search' ); ?></span>
1413                                                 <input type="search" id="search-field" class="link-search-field" autocomplete="off" />
1414                                                 <span class="spinner"></span>
1415                                         </label>
1416                                 </div>
1417                                 <div id="search-results" class="query-results">
1418                                         <ul></ul>
1419                                         <div class="river-waiting">
1420                                                 <span class="spinner"></span>
1421                                         </div>
1422                                 </div>
1423                                 <div id="most-recent-results" class="query-results">
1424                                         <div class="query-notice"><em><?php _e( 'No search term specified. Showing recent items.' ); ?></em></div>
1425                                         <ul></ul>
1426                                         <div class="river-waiting">
1427                                                 <span class="spinner"></span>
1428                                         </div>
1429                                 </div>
1430                         </div>
1431                 </div>
1432                 <div class="submitbox">
1433                         <div id="wp-link-update">
1434                                 <input type="submit" value="<?php esc_attr_e( 'Add Link' ); ?>" class="button button-primary" id="wp-link-submit" name="wp-link-submit">
1435                         </div>
1436                         <div id="wp-link-cancel">
1437                                 <a class="submitdelete deletion" href="#"><?php _e( 'Cancel' ); ?></a>
1438                         </div>
1439                 </div>
1440                 </form>
1441                 </div>
1442                 <?php
1443         }
1444 }