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/wp-includes/ -> class-wp-editor.php (source)

   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      private static $old_dfw_compat     = false;
  29      private static $translation;
  30      private static $tinymce_scripts_printed = false;
  31      private static $link_dialog_printed     = false;
  32  
  33  	private function __construct() {}
  34  
  35      /**
  36       * Parse default arguments for the editor instance.
  37       *
  38       * @since 3.3.0
  39       *
  40       * @param string $editor_id ID for the current editor instance.
  41       * @param array  $settings {
  42       *     Array of editor arguments.
  43       *
  44       *     @type bool       $wpautop           Whether to use wpautop(). Default true.
  45       *     @type bool       $media_buttons     Whether to show the Add Media/other media buttons.
  46       *     @type string     $default_editor    When both TinyMCE and Quicktags are used, set which
  47       *                                         editor is shown on page load. Default empty.
  48       *     @type bool       $drag_drop_upload  Whether to enable drag & drop on the editor uploading. Default false.
  49       *                                         Requires the media modal.
  50       *     @type string     $textarea_name     Give the textarea a unique name here. Square brackets
  51       *                                         can be used here. Default $editor_id.
  52       *     @type int        $textarea_rows     Number rows in the editor textarea. Default 20.
  53       *     @type string|int $tabindex          Tabindex value to use. Default empty.
  54       *     @type string     $tabfocus_elements The previous and next element ID to move the focus to
  55       *                                         when pressing the Tab key in TinyMCE. Default ':prev,:next'.
  56       *     @type string     $editor_css        Intended for extra styles for both Visual and Text editors.
  57       *                                         Should include `<style>` tags, and can use "scoped". Default empty.
  58       *     @type string     $editor_class      Extra classes to add to the editor textarea element. Default empty.
  59       *     @type bool       $teeny             Whether to output the minimal editor config. Examples include
  60       *                                         Press This and the Comment editor. Default false.
  61       *     @type bool       $dfw               Deprecated in 4.1. Since 4.3 used only to enqueue wp-fullscreen-stub.js
  62       *                                         for backward compatibility.
  63       *     @type bool|array $tinymce           Whether to load TinyMCE. Can be used to pass settings directly to
  64       *                                         TinyMCE using an array. Default true.
  65       *     @type bool|array $quicktags         Whether to load Quicktags. Can be used to pass settings directly to
  66       *                                         Quicktags using an array. Default true.
  67       * }
  68       * @return array Parsed arguments array.
  69       */
  70  	public static function parse_settings( $editor_id, $settings ) {
  71  
  72          /**
  73           * Filters the wp_editor() settings.
  74           *
  75           * @since 4.0.0
  76           *
  77           * @see _WP_Editors::parse_settings()
  78           *
  79           * @param array  $settings  Array of editor arguments.
  80           * @param string $editor_id ID for the current editor instance. Accepts 'classic-block'
  81           *                          when called from block editor's Classic block.
  82           */
  83          $settings = apply_filters( 'wp_editor_settings', $settings, $editor_id );
  84  
  85          $set = wp_parse_args(
  86              $settings,
  87              array(
  88                  // Disable autop if the current post has blocks in it.
  89                  'wpautop'             => ! has_blocks(),
  90                  'media_buttons'       => true,
  91                  'default_editor'      => '',
  92                  'drag_drop_upload'    => false,
  93                  'textarea_name'       => $editor_id,
  94                  'textarea_rows'       => 20,
  95                  'tabindex'            => '',
  96                  'tabfocus_elements'   => ':prev,:next',
  97                  'editor_css'          => '',
  98                  'editor_class'        => '',
  99                  'teeny'               => false,
 100                  'dfw'                 => false,
 101                  '_content_editor_dfw' => false,
 102                  'tinymce'             => true,
 103                  'quicktags'           => true,
 104              )
 105          );
 106  
 107          self::$this_tinymce = ( $set['tinymce'] && user_can_richedit() );
 108  
 109          if ( self::$this_tinymce ) {
 110              if ( false !== strpos( $editor_id, '[' ) ) {
 111                  self::$this_tinymce = false;
 112                  _deprecated_argument( 'wp_editor()', '3.9.0', 'TinyMCE editor IDs cannot have brackets.' );
 113              }
 114          }
 115  
 116          self::$this_quicktags = (bool) $set['quicktags'];
 117  
 118          if ( self::$this_tinymce ) {
 119              self::$has_tinymce = true;
 120          }
 121  
 122          if ( self::$this_quicktags ) {
 123              self::$has_quicktags = true;
 124          }
 125  
 126          if ( $set['dfw'] ) {
 127              self::$old_dfw_compat = true;
 128          }
 129  
 130          if ( empty( $set['editor_height'] ) ) {
 131              return $set;
 132          }
 133  
 134          if ( 'content' === $editor_id && empty( $set['tinymce']['wp_autoresize_on'] ) ) {
 135              // A cookie (set when a user resizes the editor) overrides the height.
 136              $cookie = (int) get_user_setting( 'ed_size' );
 137  
 138              if ( $cookie ) {
 139                  $set['editor_height'] = $cookie;
 140              }
 141          }
 142  
 143          if ( $set['editor_height'] < 50 ) {
 144              $set['editor_height'] = 50;
 145          } elseif ( $set['editor_height'] > 5000 ) {
 146              $set['editor_height'] = 5000;
 147          }
 148  
 149          return $set;
 150      }
 151  
 152      /**
 153       * Outputs the HTML for a single instance of the editor.
 154       *
 155       * @since 3.3.0
 156       *
 157       * @param string $content The initial content of the editor.
 158       * @param string $editor_id ID for the textarea and TinyMCE and Quicktags instances (can contain only ASCII letters and numbers).
 159       * @param array $settings See _WP_Editors::parse_settings() for description.
 160       */
 161  	public static function editor( $content, $editor_id, $settings = array() ) {
 162          $set            = self::parse_settings( $editor_id, $settings );
 163          $editor_class   = ' class="' . trim( esc_attr( $set['editor_class'] ) . ' wp-editor-area' ) . '"';
 164          $tabindex       = $set['tabindex'] ? ' tabindex="' . (int) $set['tabindex'] . '"' : '';
 165          $default_editor = 'html';
 166          $buttons        = '';
 167          $autocomplete   = '';
 168          $editor_id_attr = esc_attr( $editor_id );
 169  
 170          if ( $set['drag_drop_upload'] ) {
 171              self::$drag_drop_upload = true;
 172          }
 173  
 174          if ( ! empty( $set['editor_height'] ) ) {
 175              $height = ' style="height: ' . (int) $set['editor_height'] . 'px"';
 176          } else {
 177              $height = ' rows="' . (int) $set['textarea_rows'] . '"';
 178          }
 179  
 180          if ( ! current_user_can( 'upload_files' ) ) {
 181              $set['media_buttons'] = false;
 182          }
 183  
 184          if ( self::$this_tinymce ) {
 185              $autocomplete = ' autocomplete="off"';
 186  
 187              if ( self::$this_quicktags ) {
 188                  $default_editor = $set['default_editor'] ? $set['default_editor'] : wp_default_editor();
 189                  // 'html' is used for the "Text" editor tab.
 190                  if ( 'html' !== $default_editor ) {
 191                      $default_editor = 'tinymce';
 192                  }
 193  
 194                  $buttons .= '<button type="button" id="' . $editor_id_attr . '-tmce" class="wp-switch-editor switch-tmce"' .
 195                      ' data-wp-editor-id="' . $editor_id_attr . '">' . _x( 'Visual', 'Name for the Visual editor tab' ) . "</button>\n";
 196                  $buttons .= '<button type="button" id="' . $editor_id_attr . '-html" class="wp-switch-editor switch-html"' .
 197                      ' data-wp-editor-id="' . $editor_id_attr . '">' . _x( 'Text', 'Name for the Text editor tab (formerly HTML)' ) . "</button>\n";
 198              } else {
 199                  $default_editor = 'tinymce';
 200              }
 201          }
 202  
 203          $switch_class = 'html' === $default_editor ? 'html-active' : 'tmce-active';
 204          $wrap_class   = 'wp-core-ui wp-editor-wrap ' . $switch_class;
 205  
 206          if ( $set['_content_editor_dfw'] ) {
 207              $wrap_class .= ' has-dfw';
 208          }
 209  
 210          echo '<div id="wp-' . $editor_id_attr . '-wrap" class="' . $wrap_class . '">';
 211  
 212          if ( self::$editor_buttons_css ) {
 213              wp_print_styles( 'editor-buttons' );
 214              self::$editor_buttons_css = false;
 215          }
 216  
 217          if ( ! empty( $set['editor_css'] ) ) {
 218              echo $set['editor_css'] . "\n";
 219          }
 220  
 221          if ( ! empty( $buttons ) || $set['media_buttons'] ) {
 222              echo '<div id="wp-' . $editor_id_attr . '-editor-tools" class="wp-editor-tools hide-if-no-js">';
 223  
 224              if ( $set['media_buttons'] ) {
 225                  self::$has_medialib = true;
 226  
 227                  if ( ! function_exists( 'media_buttons' ) ) {
 228                      include( ABSPATH . 'wp-admin/includes/media.php' );
 229                  }
 230  
 231                  echo '<div id="wp-' . $editor_id_attr . '-media-buttons" class="wp-media-buttons">';
 232  
 233                  /**
 234                   * Fires after the default media button(s) are displayed.
 235                   *
 236                   * @since 2.5.0
 237                   *
 238                   * @param string $editor_id Unique editor identifier, e.g. 'content'.
 239                   */
 240                  do_action( 'media_buttons', $editor_id );
 241                  echo "</div>\n";
 242              }
 243  
 244              echo '<div class="wp-editor-tabs">' . $buttons . "</div>\n";
 245              echo "</div>\n";
 246          }
 247  
 248          $quicktags_toolbar = '';
 249  
 250          if ( self::$this_quicktags ) {
 251              if ( 'content' === $editor_id && ! empty( $GLOBALS['current_screen'] ) && $GLOBALS['current_screen']->base === 'post' ) {
 252                  $toolbar_id = 'ed_toolbar';
 253              } else {
 254                  $toolbar_id = 'qt_' . $editor_id_attr . '_toolbar';
 255              }
 256  
 257              $quicktags_toolbar = '<div id="' . $toolbar_id . '" class="quicktags-toolbar"></div>';
 258          }
 259  
 260          /**
 261           * Filters the HTML markup output that displays the editor.
 262           *
 263           * @since 2.1.0
 264           *
 265           * @param string $output Editor's HTML markup.
 266           */
 267          $the_editor = apply_filters(
 268              'the_editor',
 269              '<div id="wp-' . $editor_id_attr . '-editor-container" class="wp-editor-container">' .
 270              $quicktags_toolbar .
 271              '<textarea' . $editor_class . $height . $tabindex . $autocomplete . ' cols="40" name="' . esc_attr( $set['textarea_name'] ) . '" ' .
 272              'id="' . $editor_id_attr . '">%s</textarea></div>'
 273          );
 274  
 275          // Prepare the content for the Visual or Text editor, only when TinyMCE is used (back-compat).
 276          if ( self::$this_tinymce ) {
 277              add_filter( 'the_editor_content', 'format_for_editor', 10, 2 );
 278          }
 279  
 280          /**
 281           * Filters the default editor content.
 282           *
 283           * @since 2.1.0
 284           *
 285           * @param string $content        Default editor content.
 286           * @param string $default_editor The default editor for the current user.
 287           *                               Either 'html' or 'tinymce'.
 288           */
 289          $content = apply_filters( 'the_editor_content', $content, $default_editor );
 290  
 291          // Remove the filter as the next editor on the same page may not need it.
 292          if ( self::$this_tinymce ) {
 293              remove_filter( 'the_editor_content', 'format_for_editor' );
 294          }
 295  
 296          // Back-compat for the `htmledit_pre` and `richedit_pre` filters
 297          if ( 'html' === $default_editor && has_filter( 'htmledit_pre' ) ) {
 298              /** This filter is documented in wp-includes/deprecated.php */
 299              $content = apply_filters_deprecated( 'htmledit_pre', array( $content ), '4.3.0', 'format_for_editor' );
 300          } elseif ( 'tinymce' === $default_editor && has_filter( 'richedit_pre' ) ) {
 301              /** This filter is documented in wp-includes/deprecated.php */
 302              $content = apply_filters_deprecated( 'richedit_pre', array( $content ), '4.3.0', 'format_for_editor' );
 303          }
 304  
 305          if ( false !== stripos( $content, 'textarea' ) ) {
 306              $content = preg_replace( '%</textarea%i', '&lt;/textarea', $content );
 307          }
 308  
 309          printf( $the_editor, $content );
 310          echo "\n</div>\n\n";
 311  
 312          self::editor_settings( $editor_id, $set );
 313      }
 314  
 315      /**
 316       * @since 3.3.0
 317       *
 318       * @global string $tinymce_version
 319       *
 320       * @param string $editor_id
 321       * @param array  $set
 322       */
 323  	public static function editor_settings( $editor_id, $set ) {
 324          global $tinymce_version;
 325  
 326          if ( empty( self::$first_init ) ) {
 327              if ( is_admin() ) {
 328                  add_action( 'admin_print_footer_scripts', array( __CLASS__, 'editor_js' ), 50 );
 329                  add_action( 'admin_print_footer_scripts', array( __CLASS__, 'force_uncompressed_tinymce' ), 1 );
 330                  add_action( 'admin_print_footer_scripts', array( __CLASS__, 'enqueue_scripts' ), 1 );
 331              } else {
 332                  add_action( 'wp_print_footer_scripts', array( __CLASS__, 'editor_js' ), 50 );
 333                  add_action( 'wp_print_footer_scripts', array( __CLASS__, 'force_uncompressed_tinymce' ), 1 );
 334                  add_action( 'wp_print_footer_scripts', array( __CLASS__, 'enqueue_scripts' ), 1 );
 335              }
 336          }
 337  
 338          if ( self::$this_quicktags ) {
 339  
 340              $qtInit = array(
 341                  'id'      => $editor_id,
 342                  'buttons' => '',
 343              );
 344  
 345              if ( is_array( $set['quicktags'] ) ) {
 346                  $qtInit = array_merge( $qtInit, $set['quicktags'] );
 347              }
 348  
 349              if ( empty( $qtInit['buttons'] ) ) {
 350                  $qtInit['buttons'] = 'strong,em,link,block,del,ins,img,ul,ol,li,code,more,close';
 351              }
 352  
 353              if ( $set['_content_editor_dfw'] ) {
 354                  $qtInit['buttons'] .= ',dfw';
 355              }
 356  
 357              /**
 358               * Filters the Quicktags settings.
 359               *
 360               * @since 3.3.0
 361               *
 362               * @param array  $qtInit    Quicktags settings.
 363               * @param string $editor_id The unique editor ID, e.g. 'content'.
 364               */
 365              $qtInit = apply_filters( 'quicktags_settings', $qtInit, $editor_id );
 366  
 367              self::$qt_settings[ $editor_id ] = $qtInit;
 368  
 369              self::$qt_buttons = array_merge( self::$qt_buttons, explode( ',', $qtInit['buttons'] ) );
 370          }
 371  
 372          if ( self::$this_tinymce ) {
 373  
 374              if ( empty( self::$first_init ) ) {
 375                  $baseurl     = self::get_baseurl();
 376                  $mce_locale  = self::get_mce_locale();
 377                  $ext_plugins = '';
 378  
 379                  if ( $set['teeny'] ) {
 380  
 381                      /**
 382                       * Filters the list of teenyMCE plugins.
 383                       *
 384                       * @since 2.7.0
 385                       * @since 3.3.0 The `$editor_id` parameter was added.
 386                       *
 387                       * @param array  $plugins   An array of teenyMCE plugins.
 388                       * @param string $editor_id Unique editor identifier, e.g. 'content'.
 389                       */
 390                      $plugins = apply_filters(
 391                          'teeny_mce_plugins',
 392                          array(
 393                              'colorpicker',
 394                              'lists',
 395                              'fullscreen',
 396                              'image',
 397                              'wordpress',
 398                              'wpeditimage',
 399                              'wplink',
 400                          ),
 401                          $editor_id
 402                      );
 403                  } else {
 404  
 405                      /**
 406                       * Filters the list of TinyMCE external plugins.
 407                       *
 408                       * The filter takes an associative array of external plugins for
 409                       * TinyMCE in the form 'plugin_name' => 'url'.
 410                       *
 411                       * The url should be absolute, and should include the js filename
 412                       * to be loaded. For example:
 413                       * 'myplugin' => 'http://mysite.com/wp-content/plugins/myfolder/mce_plugin.js'.
 414                       *
 415                       * If the external plugin adds a button, it should be added with
 416                       * one of the 'mce_buttons' filters.
 417                       *
 418                       * @since 2.5.0
 419                       * @since 5.3.0 The `$editor_id` parameter was added.
 420                       *
 421                       * @param array  $external_plugins An array of external TinyMCE plugins.
 422                       * @param string $editor_id        Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
 423                       *                                 when called from block editor's Classic block.
 424                       */
 425                      $mce_external_plugins = apply_filters( 'mce_external_plugins', array(), $editor_id );
 426  
 427                      $plugins = array(
 428                          'charmap',
 429                          'colorpicker',
 430                          'hr',
 431                          'lists',
 432                          'media',
 433                          'paste',
 434                          'tabfocus',
 435                          'textcolor',
 436                          'fullscreen',
 437                          'wordpress',
 438                          'wpautoresize',
 439                          'wpeditimage',
 440                          'wpemoji',
 441                          'wpgallery',
 442                          'wplink',
 443                          'wpdialogs',
 444                          'wptextpattern',
 445                          'wpview',
 446                      );
 447  
 448                      if ( ! self::$has_medialib ) {
 449                          $plugins[] = 'image';
 450                      }
 451  
 452                      /**
 453                       * Filters the list of default TinyMCE plugins.
 454                       *
 455                       * The filter specifies which of the default plugins included
 456                       * in WordPress should be added to the TinyMCE instance.
 457                       *
 458                       * @since 3.3.0
 459                       * @since 5.3.0 The `$editor_id` parameter was added.
 460                       *
 461                       * @param array  $plugins   An array of default TinyMCE plugins.
 462                       * @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
 463                       *                          when called from block editor's Classic block.
 464                       */
 465                      $plugins = array_unique( apply_filters( 'tiny_mce_plugins', $plugins, $editor_id ) );
 466  
 467                      $key = array_search( 'spellchecker', $plugins );
 468                      if ( false !== $key ) {
 469                          // Remove 'spellchecker' from the internal plugins if added with 'tiny_mce_plugins' filter to prevent errors.
 470                          // It can be added with 'mce_external_plugins'.
 471                          unset( $plugins[ $key ] );
 472                      }
 473  
 474                      if ( ! empty( $mce_external_plugins ) ) {
 475  
 476                          /**
 477                           * Filters the translations loaded for external TinyMCE 3.x plugins.
 478                           *
 479                           * The filter takes an associative array ('plugin_name' => 'path')
 480                           * where 'path' is the include path to the file.
 481                           *
 482                           * The language file should follow the same format as wp_mce_translation(),
 483                           * and should define a variable ($strings) that holds all translated strings.
 484                           *
 485                           * @since 2.5.0
 486                           * @since 5.3.0 The `$editor_id` parameter was added.
 487                           *
 488                           * @param array  $translations Translations for external TinyMCE plugins.
 489                           * @param string $editor_id    Unique editor identifier, e.g. 'content'.
 490                           */
 491                          $mce_external_languages = apply_filters( 'mce_external_languages', array(), $editor_id );
 492  
 493                          $loaded_langs = array();
 494                          $strings      = '';
 495  
 496                          if ( ! empty( $mce_external_languages ) ) {
 497                              foreach ( $mce_external_languages as $name => $path ) {
 498                                  if ( @is_file( $path ) && @is_readable( $path ) ) {
 499                                      include_once( $path );
 500                                      $ext_plugins   .= $strings . "\n";
 501                                      $loaded_langs[] = $name;
 502                                  }
 503                              }
 504                          }
 505  
 506                          foreach ( $mce_external_plugins as $name => $url ) {
 507                              if ( in_array( $name, $plugins, true ) ) {
 508                                  unset( $mce_external_plugins[ $name ] );
 509                                  continue;
 510                              }
 511  
 512                              $url                           = set_url_scheme( $url );
 513                              $mce_external_plugins[ $name ] = $url;
 514                              $plugurl                       = dirname( $url );
 515                              $strings                       = '';
 516  
 517                              // Try to load langs/[locale].js and langs/[locale]_dlg.js
 518                              if ( ! in_array( $name, $loaded_langs, true ) ) {
 519                                  $path = str_replace( content_url(), '', $plugurl );
 520                                  $path = WP_CONTENT_DIR . $path . '/langs/';
 521  
 522                                  $path = trailingslashit( realpath( $path ) );
 523  
 524                                  if ( @is_file( $path . $mce_locale . '.js' ) ) {
 525                                      $strings .= @file_get_contents( $path . $mce_locale . '.js' ) . "\n";
 526                                  }
 527  
 528                                  if ( @is_file( $path . $mce_locale . '_dlg.js' ) ) {
 529                                      $strings .= @file_get_contents( $path . $mce_locale . '_dlg.js' ) . "\n";
 530                                  }
 531  
 532                                  if ( 'en' != $mce_locale && empty( $strings ) ) {
 533                                      if ( @is_file( $path . 'en.js' ) ) {
 534                                          $str1     = @file_get_contents( $path . 'en.js' );
 535                                          $strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str1, 1 ) . "\n";
 536                                      }
 537  
 538                                      if ( @is_file( $path . 'en_dlg.js' ) ) {
 539                                          $str2     = @file_get_contents( $path . 'en_dlg.js' );
 540                                          $strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str2, 1 ) . "\n";
 541                                      }
 542                                  }
 543  
 544                                  if ( ! empty( $strings ) ) {
 545                                      $ext_plugins .= "\n" . $strings . "\n";
 546                                  }
 547                              }
 548  
 549                              $ext_plugins .= 'tinyMCEPreInit.load_ext("' . $plugurl . '", "' . $mce_locale . '");' . "\n";
 550                          }
 551                      }
 552                  }
 553  
 554                  self::$plugins     = $plugins;
 555                  self::$ext_plugins = $ext_plugins;
 556  
 557                  $settings            = self::default_settings();
 558                  $settings['plugins'] = implode( ',', $plugins );
 559  
 560                  if ( ! empty( $mce_external_plugins ) ) {
 561                      $settings['external_plugins'] = wp_json_encode( $mce_external_plugins );
 562                  }
 563  
 564                  /** This filter is documented in wp-admin/includes/media.php */
 565                  if ( apply_filters( 'disable_captions', '' ) ) {
 566                      $settings['wpeditimage_disable_captions'] = true;
 567                  }
 568  
 569                  $mce_css = $settings['content_css'];
 570  
 571                  // The `editor-style.css` added by the theme is generally intended for the editor instance on the Edit Post screen.
 572                  // Plugins that use wp_editor() on the front-end can decide whether to add the theme stylesheet
 573                  // by using `get_editor_stylesheets()` and the `mce_css` or `tiny_mce_before_init` filters, see below.
 574                  if ( is_admin() ) {
 575                      $editor_styles = get_editor_stylesheets();
 576  
 577                      if ( ! empty( $editor_styles ) ) {
 578                          // Force urlencoding of commas.
 579                          foreach ( $editor_styles as $key => $url ) {
 580                              if ( strpos( $url, ',' ) !== false ) {
 581                                  $editor_styles[ $key ] = str_replace( ',', '%2C', $url );
 582                              }
 583                          }
 584  
 585                          $mce_css .= ',' . implode( ',', $editor_styles );
 586                      }
 587                  }
 588  
 589                  /**
 590                   * Filters the comma-delimited list of stylesheets to load in TinyMCE.
 591                   *
 592                   * @since 2.1.0
 593                   *
 594                   * @param string $stylesheets Comma-delimited list of stylesheets.
 595                   */
 596                  $mce_css = trim( apply_filters( 'mce_css', $mce_css ), ' ,' );
 597  
 598                  if ( ! empty( $mce_css ) ) {
 599                      $settings['content_css'] = $mce_css;
 600                  } else {
 601                      unset( $settings['content_css'] );
 602                  }
 603  
 604                  self::$first_init = $settings;
 605              }
 606  
 607              if ( $set['teeny'] ) {
 608                  $mce_buttons = array(
 609                      'bold',
 610                      'italic',
 611                      'underline',
 612                      'blockquote',
 613                      'strikethrough',
 614                      'bullist',
 615                      'numlist',
 616                      'alignleft',
 617                      'aligncenter',
 618                      'alignright',
 619                      'undo',
 620                      'redo',
 621                      'link',
 622                      'fullscreen',
 623                  );
 624  
 625                  /**
 626                   * Filters the list of teenyMCE buttons (Text tab).
 627                   *
 628                   * @since 2.7.0
 629                   * @since 3.3.0 The `$editor_id` parameter was added.
 630                   *
 631                   * @param array  $mce_buttons An array of teenyMCE buttons.
 632                   * @param string $editor_id   Unique editor identifier, e.g. 'content'.
 633                   */
 634                  $mce_buttons   = apply_filters( 'teeny_mce_buttons', $mce_buttons, $editor_id );
 635                  $mce_buttons_2 = array();
 636                  $mce_buttons_3 = array();
 637                  $mce_buttons_4 = array();
 638              } else {
 639                  $mce_buttons = array(
 640                      'formatselect',
 641                      'bold',
 642                      'italic',
 643                      'bullist',
 644                      'numlist',
 645                      'blockquote',
 646                      'alignleft',
 647                      'aligncenter',
 648                      'alignright',
 649                      'link',
 650                      'wp_more',
 651                      'spellchecker',
 652                  );
 653  
 654                  if ( ! wp_is_mobile() ) {
 655                      if ( $set['_content_editor_dfw'] ) {
 656                          $mce_buttons[] = 'wp_adv';
 657                          $mce_buttons[] = 'dfw';
 658                      } else {
 659                          $mce_buttons[] = 'fullscreen';
 660                          $mce_buttons[] = 'wp_adv';
 661                      }
 662                  } else {
 663                      $mce_buttons[] = 'wp_adv';
 664                  }
 665  
 666                  /**
 667                   * Filters the first-row list of TinyMCE buttons (Visual tab).
 668                   *
 669                   * @since 2.0.0
 670                   * @since 3.3.0 The `$editor_id` parameter was added.
 671                   *
 672                   * @param array  $mce_buttons First-row list of buttons.
 673                   * @param string $editor_id   Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
 674                   *                            when called from block editor's Classic block.
 675                   */
 676                  $mce_buttons = apply_filters( 'mce_buttons', $mce_buttons, $editor_id );
 677  
 678                  $mce_buttons_2 = array(
 679                      'strikethrough',
 680                      'hr',
 681                      'forecolor',
 682                      'pastetext',
 683                      'removeformat',
 684                      'charmap',
 685                      'outdent',
 686                      'indent',
 687                      'undo',
 688                      'redo',
 689                  );
 690  
 691                  if ( ! wp_is_mobile() ) {
 692                      $mce_buttons_2[] = 'wp_help';
 693                  }
 694  
 695                  /**
 696                   * Filters the second-row list of TinyMCE buttons (Visual tab).
 697                   *
 698                   * @since 2.0.0
 699                   * @since 3.3.0 The `$editor_id` parameter was added.
 700                   *
 701                   * @param array  $mce_buttons_2 Second-row list of buttons.
 702                   * @param string $editor_id     Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
 703                   *                              when called from block editor's Classic block.
 704                   */
 705                  $mce_buttons_2 = apply_filters( 'mce_buttons_2', $mce_buttons_2, $editor_id );
 706  
 707                  /**
 708                   * Filters the third-row list of TinyMCE buttons (Visual tab).
 709                   *
 710                   * @since 2.0.0
 711                   * @since 3.3.0 The `$editor_id` parameter was added.
 712                   *
 713                   * @param array  $mce_buttons_3 Third-row list of buttons.
 714                   * @param string $editor_id     Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
 715                   *                              when called from block editor's Classic block.
 716                   */
 717                  $mce_buttons_3 = apply_filters( 'mce_buttons_3', array(), $editor_id );
 718  
 719                  /**
 720                   * Filters the fourth-row list of TinyMCE buttons (Visual tab).
 721                   *
 722                   * @since 2.5.0
 723                   * @since 3.3.0 The `$editor_id` parameter was added.
 724                   *
 725                   * @param array  $mce_buttons_4 Fourth-row list of buttons.
 726                   * @param string $editor_id     Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
 727                   *                              when called from block editor's Classic block.
 728                   */
 729                  $mce_buttons_4 = apply_filters( 'mce_buttons_4', array(), $editor_id );
 730              }
 731  
 732              $body_class = $editor_id;
 733  
 734              $post = get_post();
 735              if ( $post ) {
 736                  $body_class .= ' post-type-' . sanitize_html_class( $post->post_type ) . ' post-status-' . sanitize_html_class( $post->post_status );
 737  
 738                  if ( post_type_supports( $post->post_type, 'post-formats' ) ) {
 739                      $post_format = get_post_format( $post );
 740                      if ( $post_format && ! is_wp_error( $post_format ) ) {
 741                          $body_class .= ' post-format-' . sanitize_html_class( $post_format );
 742                      } else {
 743                          $body_class .= ' post-format-standard';
 744                      }
 745                  }
 746  
 747                  $page_template = get_page_template_slug( $post );
 748  
 749                  if ( $page_template !== false ) {
 750                      $page_template = empty( $page_template ) ? 'default' : str_replace( '.', '-', basename( $page_template, '.php' ) );
 751                      $body_class   .= ' page-template-' . sanitize_html_class( $page_template );
 752                  }
 753              }
 754  
 755              $body_class .= ' locale-' . sanitize_html_class( strtolower( str_replace( '_', '-', get_user_locale() ) ) );
 756  
 757              if ( ! empty( $set['tinymce']['body_class'] ) ) {
 758                  $body_class .= ' ' . $set['tinymce']['body_class'];
 759                  unset( $set['tinymce']['body_class'] );
 760              }
 761  
 762              $mceInit = array(
 763                  'selector'          => "#$editor_id",
 764                  'wpautop'           => (bool) $set['wpautop'],
 765                  'indent'            => ! $set['wpautop'],
 766                  'toolbar1'          => implode( ',', $mce_buttons ),
 767                  'toolbar2'          => implode( ',', $mce_buttons_2 ),
 768                  'toolbar3'          => implode( ',', $mce_buttons_3 ),
 769                  'toolbar4'          => implode( ',', $mce_buttons_4 ),
 770                  'tabfocus_elements' => $set['tabfocus_elements'],
 771                  'body_class'        => $body_class,
 772              );
 773  
 774              // Merge with the first part of the init array
 775              $mceInit = array_merge( self::$first_init, $mceInit );
 776  
 777              if ( is_array( $set['tinymce'] ) ) {
 778                  $mceInit = array_merge( $mceInit, $set['tinymce'] );
 779              }
 780  
 781              /*
 782               * For people who really REALLY know what they're doing with TinyMCE
 783               * You can modify $mceInit to add, remove, change elements of the config
 784               * before tinyMCE.init. Setting "valid_elements", "invalid_elements"
 785               * and "extended_valid_elements" can be done through this filter. Best
 786               * is to use the default cleanup by not specifying valid_elements,
 787               * as TinyMCE checks against the full set of HTML 5.0 elements and attributes.
 788               */
 789              if ( $set['teeny'] ) {
 790  
 791                  /**
 792                   * Filters the teenyMCE config before init.
 793                   *
 794                   * @since 2.7.0
 795                   * @since 3.3.0 The `$editor_id` parameter was added.
 796                   *
 797                   * @param array  $mceInit   An array with teenyMCE config.
 798                   * @param string $editor_id Unique editor identifier, e.g. 'content'.
 799                   */
 800                  $mceInit = apply_filters( 'teeny_mce_before_init', $mceInit, $editor_id );
 801              } else {
 802  
 803                  /**
 804                   * Filters the TinyMCE config before init.
 805                   *
 806                   * @since 2.5.0
 807                   * @since 3.3.0 The `$editor_id` parameter was added.
 808                   *
 809                   * @param array  $mceInit   An array with TinyMCE config.
 810                   * @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
 811                   *                          when called from block editor's Classic block.
 812                   */
 813                  $mceInit = apply_filters( 'tiny_mce_before_init', $mceInit, $editor_id );
 814              }
 815  
 816              if ( empty( $mceInit['toolbar3'] ) && ! empty( $mceInit['toolbar4'] ) ) {
 817                  $mceInit['toolbar3'] = $mceInit['toolbar4'];
 818                  $mceInit['toolbar4'] = '';
 819              }
 820  
 821              self::$mce_settings[ $editor_id ] = $mceInit;
 822          } // end if self::$this_tinymce
 823      }
 824  
 825      /**
 826       * @since 3.3.0
 827       *
 828       * @param array $init
 829       * @return string
 830       */
 831  	private static function _parse_init( $init ) {
 832          $options = '';
 833  
 834          foreach ( $init as $key => $value ) {
 835              if ( is_bool( $value ) ) {
 836                  $val      = $value ? 'true' : 'false';
 837                  $options .= $key . ':' . $val . ',';
 838                  continue;
 839              } elseif ( ! empty( $value ) && is_string( $value ) && (
 840                  ( '{' == $value[0] && '}' == $value[ strlen( $value ) - 1 ] ) ||
 841                  ( '[' == $value[0] && ']' == $value[ strlen( $value ) - 1 ] ) ||
 842                  preg_match( '/^\(?function ?\(/', $value ) ) ) {
 843  
 844                  $options .= $key . ':' . $value . ',';
 845                  continue;
 846              }
 847              $options .= $key . ':"' . $value . '",';
 848          }
 849  
 850          return '{' . trim( $options, ' ,' ) . '}';
 851      }
 852  
 853      /**
 854       * @since 3.3.0
 855       *
 856       * @param bool $default_scripts Optional. Whether default scripts should be enqueued. Default false.
 857       */
 858  	public static function enqueue_scripts( $default_scripts = false ) {
 859          if ( $default_scripts || self::$has_tinymce ) {
 860              wp_enqueue_script( 'editor' );
 861          }
 862  
 863          if ( $default_scripts || self::$has_quicktags ) {
 864              wp_enqueue_script( 'quicktags' );
 865              wp_enqueue_style( 'buttons' );
 866          }
 867  
 868          if ( $default_scripts || in_array( 'wplink', self::$plugins, true ) || in_array( 'link', self::$qt_buttons, true ) ) {
 869              wp_enqueue_script( 'wplink' );
 870              wp_enqueue_script( 'jquery-ui-autocomplete' );
 871          }
 872  
 873          if ( self::$old_dfw_compat ) {
 874              wp_enqueue_script( 'wp-fullscreen-stub' );
 875          }
 876  
 877          if ( self::$has_medialib ) {
 878              add_thickbox();
 879              wp_enqueue_script( 'media-upload' );
 880              wp_enqueue_script( 'wp-embed' );
 881          } elseif ( $default_scripts ) {
 882              wp_enqueue_script( 'media-upload' );
 883          }
 884  
 885          /**
 886           * Fires when scripts and styles are enqueued for the editor.
 887           *
 888           * @since 3.9.0
 889           *
 890           * @param array $to_load An array containing boolean values whether TinyMCE
 891           *                       and Quicktags are being loaded.
 892           */
 893          do_action(
 894              'wp_enqueue_editor',
 895              array(
 896                  'tinymce'   => ( $default_scripts || self::$has_tinymce ),
 897                  'quicktags' => ( $default_scripts || self::$has_quicktags ),
 898              )
 899          );
 900      }
 901  
 902      /**
 903       * Enqueue all editor scripts.
 904       * For use when the editor is going to be initialized after page load.
 905       *
 906       * @since 4.8.0
 907       */
 908  	public static function enqueue_default_editor() {
 909          // We are past the point where scripts can be enqueued properly.
 910          if ( did_action( 'wp_enqueue_editor' ) ) {
 911              return;
 912          }
 913  
 914          self::enqueue_scripts( true );
 915  
 916          // Also add wp-includes/css/editor.css
 917          wp_enqueue_style( 'editor-buttons' );
 918  
 919          if ( is_admin() ) {
 920              add_action( 'admin_print_footer_scripts', array( __CLASS__, 'force_uncompressed_tinymce' ), 1 );
 921              add_action( 'admin_print_footer_scripts', array( __CLASS__, 'print_default_editor_scripts' ), 45 );
 922          } else {
 923              add_action( 'wp_print_footer_scripts', array( __CLASS__, 'force_uncompressed_tinymce' ), 1 );
 924              add_action( 'wp_print_footer_scripts', array( __CLASS__, 'print_default_editor_scripts' ), 45 );
 925          }
 926      }
 927  
 928      /**
 929       * Print (output) all editor scripts and default settings.
 930       * For use when the editor is going to be initialized after page load.
 931       *
 932       * @since 4.8.0
 933       */
 934  	public static function print_default_editor_scripts() {
 935          $user_can_richedit = user_can_richedit();
 936  
 937          if ( $user_can_richedit ) {
 938              $settings = self::default_settings();
 939  
 940              $settings['toolbar1']    = 'bold,italic,bullist,numlist,link';
 941              $settings['wpautop']     = false;
 942              $settings['indent']      = true;
 943              $settings['elementpath'] = false;
 944  
 945              if ( is_rtl() ) {
 946                  $settings['directionality'] = 'rtl';
 947              }
 948  
 949              // In production all plugins are loaded (they are in wp-editor.js.gz).
 950              // The 'wpview', 'wpdialogs', and 'media' TinyMCE plugins are not initialized by default.
 951              // Can be added from js by using the 'wp-before-tinymce-init' event.
 952              $settings['plugins'] = implode(
 953                  ',',
 954                  array(
 955                      'charmap',
 956                      'colorpicker',
 957                      'hr',
 958                      'lists',
 959                      'paste',
 960                      'tabfocus',
 961                      'textcolor',
 962                      'fullscreen',
 963                      'wordpress',
 964                      'wpautoresize',
 965                      'wpeditimage',
 966                      'wpemoji',
 967                      'wpgallery',
 968                      'wplink',
 969                      'wptextpattern',
 970                  )
 971              );
 972  
 973              $settings = self::_parse_init( $settings );
 974          } else {
 975              $settings = '{}';
 976          }
 977  
 978          ?>
 979          <script type="text/javascript">
 980          window.wp = window.wp || {};
 981          window.wp.editor = window.wp.editor || {};
 982          window.wp.editor.getDefaultSettings = function() {
 983              return {
 984                  tinymce: <?php echo $settings; ?>,
 985                  quicktags: {
 986                      buttons: 'strong,em,link,ul,ol,li,code'
 987                  }
 988              };
 989          };
 990  
 991          <?php
 992  
 993          if ( $user_can_richedit ) {
 994              $suffix  = SCRIPT_DEBUG ? '' : '.min';
 995              $baseurl = self::get_baseurl();
 996  
 997              ?>
 998              var tinyMCEPreInit = {
 999                  baseURL: "<?php echo $baseurl; ?>",
1000                  suffix: "<?php echo $suffix; ?>",
1001                  mceInit: {},
1002                  qtInit: {},
1003                  load_ext: function(url,lang){var sl=tinymce.ScriptLoader;sl.markDone(url+'/langs/'+lang+'.js');sl.markDone(url+'/langs/'+lang+'_dlg.js');}
1004              };
1005              <?php
1006          }
1007          ?>
1008          </script>
1009          <?php
1010  
1011          if ( $user_can_richedit ) {
1012              self::print_tinymce_scripts();
1013          }
1014  
1015          /**
1016           * Fires when the editor scripts are loaded for later initialization,
1017           * after all scripts and settings are printed.
1018           *
1019           * @since 4.8.0
1020           */
1021          do_action( 'print_default_editor_scripts' );
1022  
1023          self::wp_link_dialog();
1024      }
1025  
1026      /**
1027       * Returns the TinyMCE locale.
1028       *
1029       * @since 4.8.0
1030       *
1031       * @return string
1032       */
1033  	public static function get_mce_locale() {
1034          if ( empty( self::$mce_locale ) ) {
1035              $mce_locale       = get_user_locale();
1036              self::$mce_locale = empty( $mce_locale ) ? 'en' : strtolower( substr( $mce_locale, 0, 2 ) ); // ISO 639-1
1037          }
1038  
1039          return self::$mce_locale;
1040      }
1041  
1042      /**
1043       * Returns the TinyMCE base URL.
1044       *
1045       * @since 4.8.0
1046       *
1047       * @return string
1048       */
1049  	public static function get_baseurl() {
1050          if ( empty( self::$baseurl ) ) {
1051              self::$baseurl = includes_url( 'js/tinymce' );
1052          }
1053  
1054          return self::$baseurl;
1055      }
1056  
1057      /**
1058       * Returns the default TinyMCE settings.
1059       * Doesn't include plugins, buttons, editor selector.
1060       *
1061       * @since 4.8.0
1062       *
1063       * @global string $tinymce_version
1064       *
1065       * @return array
1066       */
1067  	private static function default_settings() {
1068          global $tinymce_version;
1069  
1070          $shortcut_labels = array();
1071  
1072          foreach ( self::get_translation() as $name => $value ) {
1073              if ( is_array( $value ) ) {
1074                  $shortcut_labels[ $name ] = $value[1];
1075              }
1076          }
1077  
1078          $settings = array(
1079              'theme'                        => 'modern',
1080              'skin'                         => 'lightgray',
1081              'language'                     => self::get_mce_locale(),
1082              'formats'                      => '{' .
1083                  'alignleft: [' .
1084                      '{selector: "p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li", styles: {textAlign:"left"}},' .
1085                      '{selector: "img,table,dl.wp-caption", classes: "alignleft"}' .
1086                  '],' .
1087                  'aligncenter: [' .
1088                      '{selector: "p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li", styles: {textAlign:"center"}},' .
1089                      '{selector: "img,table,dl.wp-caption", classes: "aligncenter"}' .
1090                  '],' .
1091                  'alignright: [' .
1092                      '{selector: "p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li", styles: {textAlign:"right"}},' .
1093                      '{selector: "img,table,dl.wp-caption", classes: "alignright"}' .
1094                  '],' .
1095                  'strikethrough: {inline: "del"}' .
1096              '}',
1097              'relative_urls'                => false,
1098              'remove_script_host'           => false,
1099              'convert_urls'                 => false,
1100              'browser_spellcheck'           => true,
1101              'fix_list_elements'            => true,
1102              'entities'                     => '38,amp,60,lt,62,gt',
1103              'entity_encoding'              => 'raw',
1104              'keep_styles'                  => false,
1105              'cache_suffix'                 => 'wp-mce-' . $tinymce_version,
1106              'resize'                       => 'vertical',
1107              'menubar'                      => false,
1108              'branding'                     => false,
1109  
1110              // Limit the preview styles in the menu/toolbar
1111              'preview_styles'               => 'font-family font-size font-weight font-style text-decoration text-transform',
1112  
1113              'end_container_on_empty_block' => true,
1114              'wpeditimage_html5_captions'   => true,
1115              'wp_lang_attr'                 => get_bloginfo( 'language' ),
1116              'wp_keep_scroll_position'      => false,
1117              'wp_shortcut_labels'           => wp_json_encode( $shortcut_labels ),
1118          );
1119  
1120          $suffix  = SCRIPT_DEBUG ? '' : '.min';
1121          $version = 'ver=' . get_bloginfo( 'version' );
1122  
1123          // Default stylesheets
1124          $settings['content_css'] = includes_url( "css/dashicons$suffix.css?$version" ) . ',' .
1125              includes_url( "js/tinymce/skins/wordpress/wp-content.css?$version" );
1126  
1127          return $settings;
1128      }
1129  
1130      /**
1131       * @since 4.7.0
1132       *
1133       * @return array
1134       */
1135  	private static function get_translation() {
1136          if ( empty( self::$translation ) ) {
1137              self::$translation = array(
1138                  // Default TinyMCE strings
1139                  'New document'                         => __( 'New document' ),
1140                  'Formats'                              => _x( 'Formats', 'TinyMCE' ),
1141  
1142                  'Headings'                             => _x( 'Headings', 'TinyMCE' ),
1143                  'Heading 1'                            => array( __( 'Heading 1' ), 'access1' ),
1144                  'Heading 2'                            => array( __( 'Heading 2' ), 'access2' ),
1145                  'Heading 3'                            => array( __( 'Heading 3' ), 'access3' ),
1146                  'Heading 4'                            => array( __( 'Heading 4' ), 'access4' ),
1147                  'Heading 5'                            => array( __( 'Heading 5' ), 'access5' ),
1148                  'Heading 6'                            => array( __( 'Heading 6' ), 'access6' ),
1149  
1150                  /* translators: Block tags. */
1151                  'Blocks'                               => _x( 'Blocks', 'TinyMCE' ),
1152                  'Paragraph'                            => array( __( 'Paragraph' ), 'access7' ),
1153                  'Blockquote'                           => array( __( 'Blockquote' ), 'accessQ' ),
1154                  'Div'                                  => _x( 'Div', 'HTML tag' ),
1155                  'Pre'                                  => _x( 'Pre', 'HTML tag' ),
1156                  'Preformatted'                         => _x( 'Preformatted', 'HTML tag' ),
1157                  'Address'                              => _x( 'Address', 'HTML tag' ),
1158  
1159                  'Inline'                               => _x( 'Inline', 'HTML elements' ),
1160                  'Underline'                            => array( __( 'Underline' ), 'metaU' ),
1161                  'Strikethrough'                        => array( __( 'Strikethrough' ), 'accessD' ),
1162                  'Subscript'                            => __( 'Subscript' ),
1163                  'Superscript'                          => __( 'Superscript' ),
1164                  'Clear formatting'                     => __( 'Clear formatting' ),
1165                  'Bold'                                 => array( __( 'Bold' ), 'metaB' ),
1166                  'Italic'                               => array( __( 'Italic' ), 'metaI' ),
1167                  'Code'                                 => array( __( 'Code' ), 'accessX' ),
1168                  'Source code'                          => __( 'Source code' ),
1169                  'Font Family'                          => __( 'Font Family' ),
1170                  'Font Sizes'                           => __( 'Font Sizes' ),
1171  
1172                  'Align center'                         => array( __( 'Align center' ), 'accessC' ),
1173                  'Align right'                          => array( __( 'Align right' ), 'accessR' ),
1174                  'Align left'                           => array( __( 'Align left' ), 'accessL' ),
1175                  'Justify'                              => array( __( 'Justify' ), 'accessJ' ),
1176                  'Increase indent'                      => __( 'Increase indent' ),
1177                  'Decrease indent'                      => __( 'Decrease indent' ),
1178  
1179                  'Cut'                                  => array( __( 'Cut' ), 'metaX' ),
1180                  'Copy'                                 => array( __( 'Copy' ), 'metaC' ),
1181                  'Paste'                                => array( __( 'Paste' ), 'metaV' ),
1182                  'Select all'                           => array( __( 'Select all' ), 'metaA' ),
1183                  'Undo'                                 => array( __( 'Undo' ), 'metaZ' ),
1184                  'Redo'                                 => array( __( 'Redo' ), 'metaY' ),
1185  
1186                  'Ok'                                   => __( 'OK' ),
1187                  'Cancel'                               => __( 'Cancel' ),
1188                  'Close'                                => __( 'Close' ),
1189                  'Visual aids'                          => __( 'Visual aids' ),
1190  
1191                  'Bullet list'                          => array( __( 'Bulleted list' ), 'accessU' ),
1192                  'Numbered list'                        => array( __( 'Numbered list' ), 'accessO' ),
1193                  'Square'                               => _x( 'Square', 'list style' ),
1194                  'Default'                              => _x( 'Default', 'list style' ),
1195                  'Circle'                               => _x( 'Circle', 'list style' ),
1196                  'Disc'                                 => _x( 'Disc', 'list style' ),
1197                  'Lower Greek'                          => _x( 'Lower Greek', 'list style' ),
1198                  'Lower Alpha'                          => _x( 'Lower Alpha', 'list style' ),
1199                  'Upper Alpha'                          => _x( 'Upper Alpha', 'list style' ),
1200                  'Upper Roman'                          => _x( 'Upper Roman', 'list style' ),
1201                  'Lower Roman'                          => _x( 'Lower Roman', 'list style' ),
1202  
1203                  // Anchor plugin
1204                  'Name'                                 => _x( 'Name', 'Name of link anchor (TinyMCE)' ),
1205                  'Anchor'                               => _x( 'Anchor', 'Link anchor (TinyMCE)' ),
1206                  'Anchors'                              => _x( 'Anchors', 'Link anchors (TinyMCE)' ),
1207                  'Id should start with a letter, followed only by letters, numbers, dashes, dots, colons or underscores.' =>
1208                      __( 'Id should start with a letter, followed only by letters, numbers, dashes, dots, colons or underscores.' ),
1209                  'Id'                                   => _x( 'Id', 'Id for link anchor (TinyMCE)' ),
1210  
1211                  // Fullpage plugin
1212                  'Document properties'                  => __( 'Document properties' ),
1213                  'Robots'                               => __( 'Robots' ),
1214                  'Title'                                => __( 'Title' ),
1215                  'Keywords'                             => __( 'Keywords' ),
1216                  'Encoding'                             => __( 'Encoding' ),
1217                  'Description'                          => __( 'Description' ),
1218                  'Author'                               => __( 'Author' ),
1219  
1220                  // Media, image plugins
1221                  'Image'                                => __( 'Image' ),
1222                  'Insert/edit image'                    => array( __( 'Insert/edit image' ), 'accessM' ),
1223                  'General'                              => __( 'General' ),
1224                  'Advanced'                             => __( 'Advanced' ),
1225                  'Source'                               => __( 'Source' ),
1226                  'Border'                               => __( 'Border' ),
1227                  'Constrain proportions'                => __( 'Constrain proportions' ),
1228                  'Vertical space'                       => __( 'Vertical space' ),
1229                  'Image description'                    => __( 'Image description' ),
1230                  'Style'                                => __( 'Style' ),
1231                  'Dimensions'                           => __( 'Dimensions' ),
1232                  'Insert image'                         => __( 'Insert image' ),
1233                  'Date/time'                            => __( 'Date/time' ),
1234                  'Insert date/time'                     => __( 'Insert date/time' ),
1235                  'Table of Contents'                    => __( 'Table of Contents' ),
1236                  'Insert/Edit code sample'              => __( 'Insert/edit code sample' ),
1237                  'Language'                             => __( 'Language' ),
1238                  'Media'                                => __( 'Media' ),
1239                  'Insert/edit media'                    => __( 'Insert/edit media' ),
1240                  'Poster'                               => __( 'Poster' ),
1241                  'Alternative source'                   => __( 'Alternative source' ),
1242                  'Paste your embed code below:'         => __( 'Paste your embed code below:' ),
1243                  'Insert video'                         => __( 'Insert video' ),
1244                  'Embed'                                => __( 'Embed' ),
1245  
1246                  // Each of these have a corresponding plugin
1247                  'Special character'                    => __( 'Special character' ),
1248                  'Right to left'                        => _x( 'Right to left', 'editor button' ),
1249                  'Left to right'                        => _x( 'Left to right', 'editor button' ),
1250                  'Emoticons'                            => __( 'Emoticons' ),
1251                  'Nonbreaking space'                    => __( 'Nonbreaking space' ),
1252                  'Page break'                           => __( 'Page break' ),
1253                  'Paste as text'                        => __( 'Paste as text' ),
1254                  'Preview'                              => __( 'Preview' ),
1255                  'Print'                                => __( 'Print' ),
1256                  'Save'                                 => __( 'Save' ),
1257                  'Fullscreen'                           => __( 'Fullscreen' ),
1258                  'Horizontal line'                      => __( 'Horizontal line' ),
1259                  'Horizontal space'                     => __( 'Horizontal space' ),
1260                  'Restore last draft'                   => __( 'Restore last draft' ),
1261                  'Insert/edit link'                     => array( __( 'Insert/edit link' ), 'metaK' ),
1262                  'Remove link'                          => array( __( 'Remove link' ), 'accessS' ),
1263  
1264                  // Link plugin
1265                  'Link'                                 => __( 'Link' ),
1266                  'Insert link'                          => __( 'Insert link' ),
1267                  'Target'                               => __( 'Target' ),
1268                  'New window'                           => __( 'New window' ),
1269                  'Text to display'                      => __( 'Text to display' ),
1270                  'Url'                                  => __( 'URL' ),
1271                  'The URL you entered seems to be an email address. Do you want to add the required mailto: prefix?' =>
1272                      __( 'The URL you entered seems to be an email address. Do you want to add the required mailto: prefix?' ),
1273                  'The URL you entered seems to be an external link. Do you want to add the required http:// prefix?' =>
1274                      __( 'The URL you entered seems to be an external link. Do you want to add the required http:// prefix?' ),
1275  
1276                  'Color'                                => __( 'Color' ),
1277                  'Custom color'                         => __( 'Custom color' ),
1278                  'Custom...'                            => _x( 'Custom...', 'label for custom color' ), // no ellipsis
1279                  'No color'                             => __( 'No color' ),
1280                  'R'                                    => _x( 'R', 'Short for red in RGB' ),
1281                  'G'                                    => _x( 'G', 'Short for green in RGB' ),
1282                  'B'                                    => _x( 'B', 'Short for blue in RGB' ),
1283  
1284                  // Spelling, search/replace plugins
1285                  'Could not find the specified string.' => __( 'Could not find the specified string.' ),
1286                  'Replace'                              => _x( 'Replace', 'find/replace' ),
1287                  'Next'                                 => _x( 'Next', 'find/replace' ),
1288                  /* translators: Previous. */
1289                  'Prev'                                 => _x( 'Prev', 'find/replace' ),
1290                  'Whole words'                          => _x( 'Whole words', 'find/replace' ),
1291                  'Find and replace'                     => __( 'Find and replace' ),
1292                  'Replace with'                         => _x( 'Replace with', 'find/replace' ),
1293                  'Find'                                 => _x( 'Find', 'find/replace' ),
1294                  'Replace all'                          => _x( 'Replace all', 'find/replace' ),
1295                  'Match case'                           => __( 'Match case' ),
1296                  'Spellcheck'                           => __( 'Check Spelling' ),
1297                  'Finish'                               => _x( 'Finish', 'spellcheck' ),
1298                  'Ignore all'                           => _x( 'Ignore all', 'spellcheck' ),
1299                  'Ignore'                               => _x( 'Ignore', 'spellcheck' ),
1300                  'Add to Dictionary'                    => __( 'Add to Dictionary' ),
1301  
1302                  // TinyMCE tables
1303                  'Insert table'                         => __( 'Insert table' ),
1304                  'Delete table'                         => __( 'Delete table' ),
1305                  'Table properties'                     => __( 'Table properties' ),
1306                  'Row properties'                       => __( 'Table row properties' ),
1307                  'Cell properties'                      => __( 'Table cell properties' ),
1308                  'Border color'                         => __( 'Border color' ),
1309  
1310                  'Row'                                  => __( 'Row' ),
1311                  'Rows'                                 => __( 'Rows' ),
1312                  'Column'                               => _x( 'Column', 'table column' ),
1313                  'Cols'                                 => _x( 'Cols', 'table columns' ),
1314                  'Cell'                                 => _x( 'Cell', 'table cell' ),
1315                  'Header cell'                          => __( 'Header cell' ),
1316                  'Header'                               => _x( 'Header', 'table header' ),
1317                  'Body'                                 => _x( 'Body', 'table body' ),
1318                  'Footer'                               => _x( 'Footer', 'table footer' ),
1319  
1320                  'Insert row before'                    => __( 'Insert row before' ),
1321                  'Insert row after'                     => __( 'Insert row after' ),
1322                  'Insert column before'                 => __( 'Insert column before' ),
1323                  'Insert column after'                  => __( 'Insert column after' ),
1324                  'Paste row before'                     => __( 'Paste table row before' ),
1325                  'Paste row after'                      => __( 'Paste table row after' ),
1326                  'Delete row'                           => __( 'Delete row' ),
1327                  'Delete column'                        => __( 'Delete column' ),
1328                  'Cut row'                              => __( 'Cut table row' ),
1329                  'Copy row'                             => __( 'Copy table row' ),
1330                  'Merge cells'                          => __( 'Merge table cells' ),
1331                  'Split cell'                           => __( 'Split table cell' ),
1332  
1333                  'Height'                               => __( 'Height' ),
1334                  'Width'                                => __( 'Width' ),
1335                  'Caption'                              => __( 'Caption' ),
1336                  'Alignment'                            => __( 'Alignment' ),
1337                  'H Align'                              => _x( 'H Align', 'horizontal table cell alignment' ),
1338                  'Left'                                 => __( 'Left' ),
1339                  'Center'                               => __( 'Center' ),
1340                  'Right'                                => __( 'Right' ),
1341                  'None'                                 => _x( 'None', 'table cell alignment attribute' ),
1342                  'V Align'                              => _x( 'V Align', 'vertical table cell alignment' ),
1343                  'Top'                                  => __( 'Top' ),
1344                  'Middle'                               => __( 'Middle' ),
1345                  'Bottom'                               => __( 'Bottom' ),
1346  
1347                  'Row group'                            => __( 'Row group' ),
1348                  'Column group'                         => __( 'Column group' ),
1349                  'Row type'                             => __( 'Row type' ),
1350                  'Cell type'                            => __( 'Cell type' ),
1351                  'Cell padding'                         => __( 'Cell padding' ),
1352                  'Cell spacing'                         => __( 'Cell spacing' ),
1353                  'Scope'                                => _x( 'Scope', 'table cell scope attribute' ),
1354  
1355                  'Insert template'                      => _x( 'Insert template', 'TinyMCE' ),
1356                  'Templates'                            => _x( 'Templates', 'TinyMCE' ),
1357  
1358                  'Background color'                     => __( 'Background color' ),
1359                  'Text color'                           => __( 'Text color' ),
1360                  'Show blocks'                          => _x( 'Show blocks', 'editor button' ),
1361                  'Show invisible characters'            => __( 'Show invisible characters' ),
1362  
1363                  /* translators: Word count. */
1364                  'Words: {0}'                           => sprintf( __( 'Words: %s' ), '{0}' ),
1365                  'Paste is now in plain text mode. Contents will now be pasted as plain text until you toggle this option off.' =>
1366                      __( 'Paste is now in plain text mode. Contents will now be pasted as plain text until you toggle this option off.' ) . "\n\n" .
1367                      __( '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.' ),
1368                  'Rich Text Area. Press ALT-F9 for menu. Press ALT-F10 for toolbar. Press ALT-0 for help' =>
1369                      __( 'Rich Text Area. Press Alt-Shift-H for help.' ),
1370                  'Rich Text Area. Press Control-Option-H for help.' => __( 'Rich Text Area. Press Control-Option-H for help.' ),
1371                  'You have unsaved changes are you sure you want to navigate away?' =>
1372                      __( 'The changes you made will be lost if you navigate away from this page.' ),
1373                  'Your browser doesn\'t support direct access to the clipboard. Please use the Ctrl+X/C/V keyboard shortcuts instead.' =>
1374                      __( 'Your browser does not support direct access to the clipboard. Please use keyboard shortcuts or your browser&#8217;s edit menu instead.' ),
1375  
1376                  // TinyMCE menus
1377                  'Insert'                               => _x( 'Insert', 'TinyMCE menu' ),
1378                  'File'                                 => _x( 'File', 'TinyMCE menu' ),
1379                  'Edit'                                 => _x( 'Edit', 'TinyMCE menu' ),
1380                  'Tools'                                => _x( 'Tools', 'TinyMCE menu' ),
1381                  'View'                                 => _x( 'View', 'TinyMCE menu' ),
1382                  'Table'                                => _x( 'Table', 'TinyMCE menu' ),
1383                  'Format'                               => _x( 'Format', 'TinyMCE menu' ),
1384  
1385                  // WordPress strings
1386                  'Toolbar Toggle'                       => array( __( 'Toolbar Toggle' ), 'accessZ' ),
1387                  'Insert Read More tag'                 => array( __( 'Insert Read More tag' ), 'accessT' ),
1388                  'Insert Page Break tag'                => array( __( 'Insert Page Break tag' ), 'accessP' ),
1389                  'Read more...'                         => __( 'Read more...' ), // Title on the placeholder inside the editor (no ellipsis)
1390                  'Distraction-free writing mode'        => array( __( 'Distraction-free writing mode' ), 'accessW' ),
1391                  'No alignment'                         => __( 'No alignment' ), // Tooltip for the 'alignnone' button in the image toolbar
1392                  'Remove'                               => __( 'Remove' ), // Tooltip for the 'remove' button in the image toolbar
1393                  'Edit|button'                          => __( 'Edit' ), // Tooltip for the 'edit' button in the image toolbar
1394                  'Paste URL or type to search'          => __( 'Paste URL or type to search' ), // Placeholder for the inline link dialog
1395                  'Apply'                                => __( 'Apply' ), // Tooltip for the 'apply' button in the inline link dialog
1396                  'Link options'                         => __( 'Link options' ), // Tooltip for the 'link options' button in the inline link dialog
1397                  'Visual'                               => _x( 'Visual', 'Name for the Visual editor tab' ), // Editor switch tab label
1398                  'Text'                                 => _x( 'Text', 'Name for the Text editor tab (formerly HTML)' ), // Editor switch tab label
1399                  'Add Media'                            => array( __( 'Add Media' ), 'accessM' ), // Tooltip for the 'Add Media' button in the block editor Classic block
1400  
1401                  // Shortcuts help modal
1402                  'Keyboard Shortcuts'                   => array( __( 'Keyboard Shortcuts' ), 'accessH' ),
1403                  'Classic Block Keyboard Shortcuts'     => __( 'Classic Block Keyboard Shortcuts' ),
1404                  'Default shortcuts,'                   => __( 'Default shortcuts,' ),
1405                  'Additional shortcuts,'                => __( 'Additional shortcuts,' ),
1406                  'Focus shortcuts:'                     => __( 'Focus shortcuts:' ),
1407                  'Inline toolbar (when an image, link or preview is selected)' => __( 'Inline toolbar (when an image, link or preview is selected)' ),
1408                  'Editor menu (when enabled)'           => __( 'Editor menu (when enabled)' ),
1409                  'Editor toolbar'                       => __( 'Editor toolbar' ),
1410                  'Elements path'                        => __( 'Elements path' ),
1411                  'Ctrl + Alt + letter:'                 => __( 'Ctrl + Alt + letter:' ),
1412                  'Shift + Alt + letter:'                => __( 'Shift + Alt + letter:' ),
1413                  'Cmd + letter:'                        => __( 'Cmd + letter:' ),
1414                  'Ctrl + letter:'                       => __( 'Ctrl + letter:' ),
1415                  'Letter'                               => __( 'Letter' ),
1416                  'Action'                               => __( 'Action' ),
1417                  'Warning: the link has been inserted but may have errors. Please test it.' => __( 'Warning: the link has been inserted but may have errors. Please test it.' ),
1418                  'To move focus to other buttons use Tab or the arrow keys. To return focus to the editor press Escape or use one of the buttons.' =>
1419                      __( 'To move focus to other buttons use Tab or the arrow keys. To return focus to the editor press Escape or use one of the buttons.' ),
1420                  'When starting a new paragraph with one of these formatting shortcuts followed by a space, the formatting will be applied automatically. Press Backspace or Escape to undo.' =>
1421                      __( 'When starting a new paragraph with one of these formatting shortcuts followed by a space, the formatting will be applied automatically. Press Backspace or Escape to undo.' ),
1422                  'The following formatting shortcuts are replaced when pressing Enter. Press Escape or the Undo button to undo.' =>
1423                      __( 'The following formatting shortcuts are replaced when pressing Enter. Press Escape or the Undo button to undo.' ),
1424                  'The next group of formatting shortcuts are applied as you type or when you insert them around plain text in the same paragraph. Press Escape or the Undo button to undo.' =>
1425                      __( 'The next group of formatting shortcuts are applied as you type or when you insert them around plain text in the same paragraph. Press Escape or the Undo button to undo.' ),
1426              );
1427          }
1428  
1429          /*
1430          Imagetools plugin (not included):
1431              'Edit image' => __( 'Edit image' ),
1432              'Image options' => __( 'Image options' ),
1433              'Back' => __( 'Back' ),
1434              'Invert' => __( 'Invert' ),
1435              'Flip horizontally' => __( 'Flip horizontal' ),
1436              'Flip vertically' => __( 'Flip vertical' ),
1437              'Crop' => __( 'Crop' ),
1438              'Orientation' => __( 'Orientation' ),
1439              'Resize' => __( 'Resize' ),
1440              'Rotate clockwise' => __( 'Rotate right' ),
1441              'Rotate counterclockwise' => __( 'Rotate left' ),
1442              'Sharpen' => __( 'Sharpen' ),
1443              'Brightness' => __( 'Brightness' ),
1444              'Color levels' => __( 'Color levels' ),
1445              'Contrast' => __( 'Contrast' ),
1446              'Gamma' => __( 'Gamma' ),
1447              'Zoom in' => __( 'Zoom in' ),
1448              'Zoom out' => __( 'Zoom out' ),
1449          */
1450  
1451          return self::$translation;
1452      }
1453  
1454      /**
1455       * Translates the default TinyMCE strings and returns them as JSON encoded object ready to be loaded with tinymce.addI18n(),
1456       * or as JS snippet that should run after tinymce.js is loaded.
1457       *
1458       * @since 3.9.0
1459       *
1460       * @param string $mce_locale The locale used for the editor.
1461       * @param bool $json_only optional Whether to include the JavaScript calls to tinymce.addI18n() and tinymce.ScriptLoader.markDone().
1462       * @return string Translation object, JSON encoded.
1463       */
1464  	public static function wp_mce_translation( $mce_locale = '', $json_only = false ) {
1465          if ( ! $mce_locale ) {
1466              $mce_locale = self::get_mce_locale();
1467          }
1468  
1469          $mce_translation = self::get_translation();
1470  
1471          foreach ( $mce_translation as $name => $value ) {
1472              if ( is_array( $value ) ) {
1473                  $mce_translation[ $name ] = $value[0];
1474              }
1475          }
1476  
1477          /**
1478           * Filters translated strings prepared for TinyMCE.
1479           *
1480           * @since 3.9.0
1481           *
1482           * @param array  $mce_translation Key/value pairs of strings.
1483           * @param string $mce_locale      Locale.
1484           */
1485          $mce_translation = apply_filters( 'wp_mce_translation', $mce_translation, $mce_locale );
1486  
1487          foreach ( $mce_translation as $key => $value ) {
1488              // Remove strings that are not translated.
1489              if ( $key === $value ) {
1490                  unset( $mce_translation[ $key ] );
1491                  continue;
1492              }
1493  
1494              if ( false !== strpos( $value, '&' ) ) {
1495                  $mce_translation[ $key ] = html_entity_decode( $value, ENT_QUOTES, 'UTF-8' );
1496              }
1497          }
1498  
1499          // Set direction
1500          if ( is_rtl() ) {
1501              $mce_translation['_dir'] = 'rtl';
1502          }
1503  
1504          if ( $json_only ) {
1505              return wp_json_encode( $mce_translation );
1506          }
1507  
1508          $baseurl = self::get_baseurl();
1509  
1510          return "tinymce.addI18n( '$mce_locale', " . wp_json_encode( $mce_translation ) . ");\n" .
1511              "tinymce.ScriptLoader.markDone( '$baseurl/langs/$mce_locale.js' );\n";
1512      }
1513  
1514      /**
1515       * Force uncompressed TinyMCE when a custom theme has been defined.
1516       *
1517       * The compressed TinyMCE file cannot deal with custom themes, so this makes
1518       * sure that we use the uncompressed TinyMCE file if a theme is defined.
1519       * Even if we are on a production environment.
1520       *
1521       * @since 5.0.0
1522       */
1523  	public static function force_uncompressed_tinymce() {
1524          $has_custom_theme = false;
1525          foreach ( self::$mce_settings as $init ) {
1526              if ( ! empty( $init['theme_url'] ) ) {
1527                  $has_custom_theme = true;
1528                  break;
1529              }
1530          }
1531  
1532          if ( ! $has_custom_theme ) {
1533              return;
1534          }
1535  
1536          $wp_scripts = wp_scripts();
1537  
1538          $wp_scripts->remove( 'wp-tinymce' );
1539          wp_register_tinymce_scripts( $wp_scripts, true );
1540      }
1541  
1542      /**
1543       * Print (output) the main TinyMCE scripts.
1544       *
1545       * @since 4.8.0
1546       *
1547       * @global string $tinymce_version
1548       * @global bool   $concatenate_scripts
1549       * @global bool   $compress_scripts
1550       */
1551  	public static function print_tinymce_scripts() {
1552          global $concatenate_scripts;
1553  
1554          if ( self::$tinymce_scripts_printed ) {
1555              return;
1556          }
1557  
1558          self::$tinymce_scripts_printed = true;
1559  
1560          if ( ! isset( $concatenate_scripts ) ) {
1561              script_concat_settings();
1562          }
1563  
1564          wp_print_scripts( array( 'wp-tinymce' ) );
1565  
1566          echo "<script type='text/javascript'>\n" . self::wp_mce_translation() . "</script>\n";
1567      }
1568  
1569      /**
1570       * Print (output) the TinyMCE configuration and initialization scripts.
1571       *
1572       * @since 3.3.0
1573       *
1574       * @global string $tinymce_version
1575       */
1576  	public static function editor_js() {
1577          global $tinymce_version;
1578  
1579          $tmce_on = ! empty( self::$mce_settings );
1580          $mceInit = '';
1581          $qtInit  = '';
1582  
1583          if ( $tmce_on ) {
1584              foreach ( self::$mce_settings as $editor_id => $init ) {
1585                  $options  = self::_parse_init( $init );
1586                  $mceInit .= "'$editor_id':{$options},";
1587              }
1588              $mceInit = '{' . trim( $mceInit, ',' ) . '}';
1589          } else {
1590              $mceInit = '{}';
1591          }
1592  
1593          if ( ! empty( self::$qt_settings ) ) {
1594              foreach ( self::$qt_settings as $editor_id => $init ) {
1595                  $options = self::_parse_init( $init );
1596                  $qtInit .= "'$editor_id':{$options},";
1597              }
1598              $qtInit = '{' . trim( $qtInit, ',' ) . '}';
1599          } else {
1600              $qtInit = '{}';
1601          }
1602  
1603          $ref = array(
1604              'plugins'  => implode( ',', self::$plugins ),
1605              'theme'    => 'modern',
1606              'language' => self::$mce_locale,
1607          );
1608  
1609          $suffix  = SCRIPT_DEBUG ? '' : '.min';
1610          $baseurl = self::get_baseurl();
1611          $version = 'ver=' . $tinymce_version;
1612  
1613          /**
1614           * Fires immediately before the TinyMCE settings are printed.
1615           *
1616           * @since 3.2.0
1617           *
1618           * @param array $mce_settings TinyMCE settings array.
1619           */
1620          do_action( 'before_wp_tiny_mce', self::$mce_settings );
1621          ?>
1622  
1623          <script type="text/javascript">
1624          tinyMCEPreInit = {
1625              baseURL: "<?php echo $baseurl; ?>",
1626              suffix: "<?php echo $suffix; ?>",
1627              <?php
1628  
1629              if ( self::$drag_drop_upload ) {
1630                  echo 'dragDropUpload: true,';
1631              }
1632  
1633              ?>
1634              mceInit: <?php echo $mceInit; ?>,
1635              qtInit: <?php echo $qtInit; ?>,
1636              ref: <?php echo self::_parse_init( $ref ); ?>,
1637              load_ext: function(url,lang){var sl=tinymce.ScriptLoader;sl.markDone(url+'/langs/'+lang+'.js');sl.markDone(url+'/langs/'+lang+'_dlg.js');}
1638          };
1639          </script>
1640          <?php
1641  
1642          if ( $tmce_on ) {
1643              self::print_tinymce_scripts();
1644  
1645              if ( self::$ext_plugins ) {
1646                  // Load the old-format English strings to prevent unsightly labels in old style popups
1647                  echo "<script type='text/javascript' src='{$baseurl}/langs/wp-langs-en.js?$version'></script>\n";
1648              }
1649          }
1650  
1651          /**
1652           * Fires after tinymce.js is loaded, but before any TinyMCE editor
1653           * instances are created.
1654           *
1655           * @since 3.9.0
1656           *
1657           * @param array $mce_settings TinyMCE settings array.
1658           */
1659          do_action( 'wp_tiny_mce_init', self::$mce_settings );
1660  
1661          ?>
1662          <script type="text/javascript">
1663          <?php
1664  
1665          if ( self::$ext_plugins ) {
1666              echo self::$ext_plugins . "\n";
1667          }
1668  
1669          if ( ! is_admin() ) {
1670              echo 'var ajaxurl = "' . admin_url( 'admin-ajax.php', 'relative' ) . '";';
1671          }
1672  
1673          ?>
1674  
1675          ( function() {
1676              var init, id, $wrap;
1677  
1678              if ( typeof tinymce !== 'undefined' ) {
1679                  if ( tinymce.Env.ie && tinymce.Env.ie < 11 ) {
1680                      tinymce.$( '.wp-editor-wrap ' ).removeClass( 'tmce-active' ).addClass( 'html-active' );
1681                      return;
1682                  }
1683  
1684                  for ( id in tinyMCEPreInit.mceInit ) {
1685                      init = tinyMCEPreInit.mceInit[id];
1686                      $wrap = tinymce.$( '#wp-' + id + '-wrap' );
1687  
1688                      if ( ( $wrap.hasClass( 'tmce-active' ) || ! tinyMCEPreInit.qtInit.hasOwnProperty( id ) ) && ! init.wp_skip_init ) {
1689                          tinymce.init( init );
1690  
1691                          if ( ! window.wpActiveEditor ) {
1692                              window.wpActiveEditor = id;
1693                          }
1694                      }
1695                  }
1696              }
1697  
1698              if ( typeof quicktags !== 'undefined' ) {
1699                  for ( id in tinyMCEPreInit.qtInit ) {
1700                      quicktags( tinyMCEPreInit.qtInit[id] );
1701  
1702                      if ( ! window.wpActiveEditor ) {
1703                          window.wpActiveEditor = id;
1704                      }
1705                  }
1706              }
1707          }());
1708          </script>
1709          <?php
1710  
1711          if ( in_array( 'wplink', self::$plugins, true ) || in_array( 'link', self::$qt_buttons, true ) ) {
1712              self::wp_link_dialog();
1713          }
1714  
1715          /**
1716           * Fires after any core TinyMCE editor instances are created.
1717           *
1718           * @since 3.2.0
1719           *
1720           * @param array $mce_settings TinyMCE settings array.
1721           */
1722          do_action( 'after_wp_tiny_mce', self::$mce_settings );
1723      }
1724  
1725      /**
1726       * Outputs the HTML for distraction-free writing mode.
1727       *
1728       * @since 3.2.0
1729       * @deprecated 4.3.0
1730       */
1731  	public static function wp_fullscreen_html() {
1732          _deprecated_function( __FUNCTION__, '4.3.0' );
1733      }
1734  
1735      /**
1736       * Performs post queries for internal linking.
1737       *
1738       * @since 3.1.0
1739       *
1740       * @param array $args Optional. Accepts 'pagenum' and 's' (search) arguments.
1741       * @return array|false Results.
1742       */
1743  	public static function wp_link_query( $args = array() ) {
1744          $pts      = get_post_types( array( 'public' => true ), 'objects' );
1745          $pt_names = array_keys( $pts );
1746  
1747          $query = array(
1748              'post_type'              => $pt_names,
1749              'suppress_filters'       => true,
1750              'update_post_term_cache' => false,
1751              'update_post_meta_cache' => false,
1752              'post_status'            => 'publish',
1753              'posts_per_page'         => 20,
1754          );
1755  
1756          $args['pagenum'] = isset( $args['pagenum'] ) ? absint( $args['pagenum'] ) : 1;
1757  
1758          if ( isset( $args['s'] ) ) {
1759              $query['s'] = $args['s'];
1760          }
1761  
1762          $query['offset'] = $args['pagenum'] > 1 ? $query['posts_per_page'] * ( $args['pagenum'] - 1 ) : 0;
1763  
1764          /**
1765           * Filters the link query arguments.
1766           *
1767           * Allows modification of the link query arguments before querying.
1768           *
1769           * @see WP_Query for a full list of arguments
1770           *
1771           * @since 3.7.0
1772           *
1773           * @param array $query An array of WP_Query arguments.
1774           */
1775          $query = apply_filters( 'wp_link_query_args', $query );
1776  
1777          // Do main query.
1778          $get_posts = new WP_Query;
1779          $posts     = $get_posts->query( $query );
1780  
1781          // Build results.
1782          $results = array();
1783          foreach ( $posts as $post ) {
1784              if ( 'post' == $post->post_type ) {
1785                  $info = mysql2date( __( 'Y/m/d' ), $post->post_date );
1786              } else {
1787                  $info = $pts[ $post->post_type ]->labels->singular_name;
1788              }
1789  
1790              $results[] = array(
1791                  'ID'        => $post->ID,
1792                  'title'     => trim( esc_html( strip_tags( get_the_title( $post ) ) ) ),
1793                  'permalink' => get_permalink( $post->ID ),
1794                  'info'      => $info,
1795              );
1796          }
1797  
1798          /**
1799           * Filters the link query results.
1800           *
1801           * Allows modification of the returned link query results.
1802           *
1803           * @since 3.7.0
1804           *
1805           * @see 'wp_link_query_args' filter
1806           *
1807           * @param array $results {
1808           *     An associative array of query results.
1809           *
1810           *     @type array {
1811           *         @type int    $ID        Post ID.
1812           *         @type string $title     The trimmed, escaped post title.
1813           *         @type string $permalink Post permalink.
1814           *         @type string $info      A 'Y/m/d'-formatted date for 'post' post type,
1815           *                                 the 'singular_name' post type label otherwise.
1816           *     }
1817           * }
1818           * @param array $query  An array of WP_Query arguments.
1819           */
1820          $results = apply_filters( 'wp_link_query', $results, $query );
1821  
1822          return ! empty( $results ) ? $results : false;
1823      }
1824  
1825      /**
1826       * Dialog for internal linking.
1827       *
1828       * @since 3.1.0
1829       */
1830  	public static function wp_link_dialog() {
1831          // Run once
1832          if ( self::$link_dialog_printed ) {
1833              return;
1834          }
1835  
1836          self::$link_dialog_printed = true;
1837  
1838          // display: none is required here, see #WP27605
1839          ?>
1840          <div id="wp-link-backdrop" style="display: none"></div>
1841          <div id="wp-link-wrap" class="wp-core-ui" style="display: none" role="dialog" aria-labelledby="link-modal-title">
1842          <form id="wp-link" tabindex="-1">
1843          <?php wp_nonce_field( 'internal-linking', '_ajax_linking_nonce', false ); ?>
1844          <h1 id="link-modal-title"><?php _e( 'Insert/edit link' ); ?></h1>
1845          <button type="button" id="wp-link-close"><span class="screen-reader-text"><?php _e( 'Close' ); ?></span></button>
1846          <div id="link-selector">
1847              <div id="link-options">
1848                  <p class="howto" id="wplink-enter-url"><?php _e( 'Enter the destination URL' ); ?></p>
1849                  <div>
1850                      <label><span><?php _e( 'URL' ); ?></span>
1851                      <input id="wp-link-url" type="text" aria-describedby="wplink-enter-url" /></label>
1852                  </div>
1853                  <div class="wp-link-text-field">
1854                      <label><span><?php _e( 'Link Text' ); ?></span>
1855                      <input id="wp-link-text" type="text" /></label>
1856                  </div>
1857                  <div class="link-target">
1858                      <label><span></span>
1859                      <input type="checkbox" id="wp-link-target" /> <?php _e( 'Open link in a new tab' ); ?></label>
1860                  </div>
1861              </div>
1862              <p class="howto" id="wplink-link-existing-content"><?php _e( 'Or link to existing content' ); ?></p>
1863              <div id="search-panel">
1864                  <div class="link-search-wrapper">
1865                      <label>
1866                          <span class="search-label"><?php _e( 'Search' ); ?></span>
1867                          <input type="search" id="wp-link-search" class="link-search-field" autocomplete="off" aria-describedby="wplink-link-existing-content" />
1868                          <span class="spinner"></span>
1869                      </label>
1870                  </div>
1871                  <div id="search-results" class="query-results" tabindex="0">
1872                      <ul></ul>
1873                      <div class="river-waiting">
1874                          <span class="spinner"></span>
1875                      </div>
1876                  </div>
1877                  <div id="most-recent-results" class="query-results" tabindex="0">
1878                      <div class="query-notice" id="query-notice-message">
1879                          <em class="query-notice-default"><?php _e( 'No search term specified. Showing recent items.' ); ?></em>
1880                          <em class="query-notice-hint screen-reader-text"><?php _e( 'Search or use up and down arrow keys to select an item.' ); ?></em>
1881                      </div>
1882                      <ul></ul>
1883                      <div class="river-waiting">
1884                          <span class="spinner"></span>
1885                      </div>
1886                  </div>
1887              </div>
1888          </div>
1889          <div class="submitbox">
1890              <div id="wp-link-cancel">
1891                  <button type="button" class="button"><?php _e( 'Cancel' ); ?></button>
1892              </div>
1893              <div id="wp-link-update">
1894                  <input type="submit" value="<?php esc_attr_e( 'Add Link' ); ?>" class="button button-primary" id="wp-link-submit" name="wp-link-submit">
1895              </div>
1896          </div>
1897          </form>
1898          </div>
1899          <?php
1900      }
1901  }


Generated: Sat Jan 25 01:00:03 2020 Cross-referenced by PHPXref 0.7.1