wp-includes/class-wp-editor.php

   1 <?php
   2 /**
   3  * Facilitates adding of the WordPress editor as used on the Write and Edit screens.
   4  *
   5  * @package WordPress
   6  * @since 3.3.0
   7  *
   8  * Private, not included by default. See wp_editor() in wp-includes/general-template.php.
   9  */
  10
  11 final class _WP_Editors {
  12         public static $mce_locale;
  13
  14         private static $mce_settings = array();
  15         private static $qt_settings = array();
  16         private static $plugins = array();
  17         private static $qt_buttons = array();
  18         private static $ext_plugins;
  19         private static $baseurl;
  20         private static $first_init;
  21         private static $this_tinymce = false;
  22         private static $this_quicktags = false;
  23         private static $has_tinymce = false;
  24         private static $has_quicktags = false;
  25         private static $has_medialib = false;
  26         private static $editor_buttons_css = true;
  27
  28         private function __construct() {}
  29
  30         public static function parse_settings($editor_id, $settings) {
  31                 $set = wp_parse_args( $settings,  array(
  32                         'wpautop' => true, // use wpautop?
  33                         'media_buttons' => true, // show insert/upload button(s)
  34                         'textarea_name' => $editor_id, // set the textarea name to something different, square brackets [] can be used here
  35                         'textarea_rows' => get_option('default_post_edit_rows', 10), // rows="..."
  36                         'tabindex' => '',
  37                         'editor_css' => '', // intended for extra styles for both visual and HTML editors buttons, needs to include the <style> tags, can use "scoped".
  38                         'editor_class' => '', // add extra class(es) to the editor textarea
  39                         'teeny' => false, // output the minimal editor config used in Press This
  40                         'dfw' => false, // replace the default fullscreen with DFW (needs specific DOM elements and css)
  41                         'tinymce' => true, // load TinyMCE, can be used to pass settings directly to TinyMCE using an array()
  42                         'quicktags' => true // load Quicktags, can be used to pass settings directly to Quicktags using an array()
  43                 ) );
  44
  45                 self::$this_tinymce = ( $set['tinymce'] && user_can_richedit() );
  46                 self::$this_quicktags = (bool) $set['quicktags'];
  47
  48                 if ( self::$this_tinymce )
  49                         self::$has_tinymce = true;
  50
  51                 if ( self::$this_quicktags )
  52                         self::$has_quicktags = true;
  53
  54                 return $set;
  55         }
  56
  57         /**
  58          * Outputs the HTML for a single instance of the editor.
  59          *
  60          * @param string $content The initial content of the editor.
  61          * @param string $editor_id ID for the textarea and TinyMCE and Quicktags instances (can contain only ASCII letters and numbers).
  62          * @param array $settings See the _parse_settings() method for description.
  63          */
  64         public static function editor( $content, $editor_id, $settings = array() ) {
  65
  66                 $set = self::parse_settings($editor_id, $settings);
  67                 $editor_class = ' class="' . trim( $set['editor_class'] . ' wp-editor-area' ) . '"';
  68                 $tabindex = $set['tabindex'] ? ' tabindex="' . (int) $set['tabindex'] . '"' : '';
  69                 $rows = ' rows="' . (int) $set['textarea_rows'] . '"';
  70                 $switch_class = 'html-active';
  71                 $toolbar = $buttons = '';
  72
  73                 if ( !current_user_can( 'upload_files' ) )
  74                         $set['media_buttons'] = false;
  75
  76                 if ( self::$this_quicktags && self::$this_tinymce ) {
  77                         $switch_class = 'html-active';
  78
  79                         if ( 'html' == wp_default_editor() ) {
  80                                 add_filter('the_editor_content', 'wp_htmledit_pre');
  81                         } else {
  82                                 add_filter('the_editor_content', 'wp_richedit_pre');
  83                                 $switch_class = 'tmce-active';
  84                         }
  85
  86                         $buttons .= '<a id="' . $editor_id . '-html" class="hide-if-no-js wp-switch-editor switch-html" onclick="switchEditors.switchto(this);">' . __('HTML') . "</a>\n";
  87                         $buttons .= '<a id="' . $editor_id . '-tmce" class="hide-if-no-js wp-switch-editor switch-tmce" onclick="switchEditors.switchto(this);">' . __('Visual') . "</a>\n";
  88                 }
  89
  90                 echo '<div id="wp-' . $editor_id . '-wrap" class="wp-editor-wrap ' . $switch_class . '">';
  91
  92                 if ( self::$editor_buttons_css ) {
  93                         wp_print_styles('editor-buttons');
  94                         self::$editor_buttons_css = false;
  95                 }
  96
  97                 if ( !empty($set['editor_css']) )
  98                         echo $set['editor_css'] . "\n";
  99
 100                 if ( !empty($buttons) || $set['media_buttons'] ) {
 101                         echo '<div id="wp-' . $editor_id . '-editor-tools" class="wp-editor-tools">';
 102                         echo $buttons;
 103
 104                         if ( $set['media_buttons'] ) {
 105                                 self::$has_medialib = true;
 106
 107                                 if ( !function_exists('media_buttons') )
 108                                         include(ABSPATH . 'wp-admin/includes/media.php');
 109
 110                                 echo '<div id="wp-' . $editor_id . '-media-buttons" class="hide-if-no-js wp-media-buttons">';
 111                                 do_action('media_buttons', $editor_id);
 112                                 echo "</div>\n";
 113                         }
 114                         echo "</div>\n";
 115                 }
 116
 117                 $the_editor = apply_filters('the_editor', '<div id="wp-' . $editor_id . '-editor-container" class="wp-editor-container"><textarea' . $editor_class . $rows . $tabindex . ' cols="40" name="' . $set['textarea_name'] . '" id="' . $editor_id . '">%s</textarea></div>');
 118                 $content = apply_filters('the_editor_content', $content);
 119
 120                 printf($the_editor, $content);
 121                 echo "\n</div>\n\n";
 122
 123                 self::editor_settings($editor_id, $set);
 124         }
 125
 126         public static function editor_settings($editor_id, $set) {
 127                 global $editor_styles, $post;
 128                 $first_run = false;
 129
 130                 if ( empty(self::$first_init) ) {
 131                         if ( is_admin() ) {
 132                                 add_action( 'admin_print_footer_scripts', array( __CLASS__, 'editor_js'), 50 );
 133                                 add_action( 'admin_footer', array( __CLASS__, 'enqueue_scripts'), 1 );
 134                         } else {
 135                                 add_action( 'wp_print_footer_scripts', array( __CLASS__, 'editor_js'), 50 );
 136                                 add_action( 'wp_footer', array( __CLASS__, 'enqueue_scripts'), 1 );
 137                         }
 138                 }
 139
 140                 if ( self::$this_quicktags ) {
 141
 142                         $qtInit = array(
 143                                 'id' => $editor_id,
 144                                 'buttons' => ''
 145                         );
 146
 147                         if ( is_array($set['quicktags']) )
 148                                 $qtInit = array_merge($qtInit, $set['quicktags']);
 149
 150                         if ( empty($qtInit['buttons']) )
 151                                 $qtInit['buttons'] = 'strong,em,link,block,del,ins,img,ul,ol,li,code,more,spell,close';
 152
 153                         if ( $set['dfw'] )
 154                                 $qtInit['buttons'] .= ',fullscreen';
 155
 156                         $qtInit = apply_filters('quicktags_settings', $qtInit, $editor_id);
 157                         self::$qt_settings[$editor_id] = $qtInit;
 158
 159                         self::$qt_buttons = array_merge( self::$qt_buttons, explode(',', $qtInit['buttons']) );
 160                 }
 161
 162                 if ( self::$this_tinymce ) {
 163
 164                         if ( empty(self::$first_init) ) {
 165                                 self::$baseurl = includes_url('js/tinymce');
 166                                 self::$mce_locale = $mce_locale = ( '' == get_locale() ) ? 'en' : strtolower( substr(get_locale(), 0, 2) ); // only ISO 639-1
 167                                 $no_captions = (bool) apply_filters( 'disable_captions', '' );
 168                                 $plugins = array( 'inlinepopups', 'spellchecker', 'tabfocus', 'paste', 'media', 'fullscreen', 'wordpress', 'wpeditimage', 'wpgallery', 'wplink', 'wpdialogs' );
 169                                 $first_run = true;
 170                                 $ext_plugins = '';
 171
 172                                 if ( $set['teeny'] ) {
 173                                         self::$plugins = $plugins = apply_filters( 'teeny_mce_plugins', array('inlinepopups', 'fullscreen', 'wordpress', 'wplink', 'wpdialogs'), $editor_id );
 174                                 } else {
 175                                         /*
 176                                         The following filter takes an associative array of external plugins for TinyMCE in the form 'plugin_name' => 'url'.
 177                                         It adds the plugin's name to TinyMCE's plugins init and the call to PluginManager to load the plugin.
 178                                         The url should be absolute and should include the js file name to be loaded. Example:
 179                                         array( 'myplugin' => 'http://my-site.com/wp-content/plugins/myfolder/mce_plugin.js' )
 180                                         If the plugin uses a button, it should be added with one of the "$mce_buttons" filters.
 181                                         */
 182                                         $mce_external_plugins = apply_filters('mce_external_plugins', array());
 183
 184                                         if ( ! empty($mce_external_plugins) ) {
 185
 186                                                 /*
 187                                                 The following filter loads external language files for TinyMCE plugins.
 188                                                 It takes an associative array 'plugin_name' => 'path', where path is the
 189                                                 include path to the file. The language file should follow the same format as
 190                                                 /tinymce/langs/wp-langs.php and should define a variable $strings that
 191                                                 holds all translated strings.
 192                                                 When this filter is not used, the function will try to load {mce_locale}.js.
 193                                                 If that is not found, en.js will be tried next.
 194                                                 */
 195                                                 $mce_external_languages = apply_filters('mce_external_languages', array());
 196
 197                                                 $loaded_langs = array();
 198                                                 $strings = '';
 199
 200                                                 if ( ! empty($mce_external_languages) ) {
 201                                                         foreach ( $mce_external_languages as $name => $path ) {
 202                                                                 if ( @is_file($path) && @is_readable($path) ) {
 203                                                                         include_once($path);
 204                                                                         $ext_plugins .= $strings . "\n";
 205                                                                         $loaded_langs[] = $name;
 206                                                                 }
 207                                                         }
 208                                                 }
 209
 210                                                 foreach ( $mce_external_plugins as $name => $url ) {
 211
 212                                                         if ( is_ssl() ) $url = str_replace('http://', 'https://', $url);
 213
 214                                                         $plugins[] = '-' . $name;
 215
 216                                                         $plugurl = dirname($url);
 217                                                         $strings = $str1 = $str2 = '';
 218                                                         if ( ! in_array($name, $loaded_langs) ) {
 219                                                                 $path = str_replace( content_url(), '', $plugurl );
 220                                                                 $path = WP_CONTENT_DIR . $path . '/langs/';
 221
 222                                                                 if ( function_exists('realpath') )
 223                                                                         $path = trailingslashit( realpath($path) );
 224
 225                                                                 if ( @is_file($path . $mce_locale . '.js') )
 226                                                                         $strings .= @file_get_contents($path . $mce_locale . '.js') . "\n";
 227
 228                                                                 if ( @is_file($path . $mce_locale . '_dlg.js') )
 229                                                                         $strings .= @file_get_contents($path . $mce_locale . '_dlg.js') . "\n";
 230
 231                                                                 if ( 'en' != $mce_locale && empty($strings) ) {
 232                                                                         if ( @is_file($path . 'en.js') ) {
 233                                                                                 $str1 = @file_get_contents($path . 'en.js');
 234                                                                                 $strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str1, 1 ) . "\n";
 235                                                                         }
 236
 237                                                                         if ( @is_file($path . 'en_dlg.js') ) {
 238                                                                                 $str2 = @file_get_contents($path . 'en_dlg.js');
 239                                                                                 $strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str2, 1 ) . "\n";
 240                                                                         }
 241                                                                 }
 242
 243                                                                 if ( ! empty($strings) )
 244                                                                         $ext_plugins .= "\n" . $strings . "\n";
 245                                                         }
 246
 247                                                         $ext_plugins .= 'tinyMCEPreInit.load_ext("' . $plugurl . '", "' . $mce_locale . '");' . "\n";
 248                                                         $ext_plugins .= 'tinymce.PluginManager.load("' . $name . '", "' . $url . '");' . "\n";
 249                                                 }
 250                                         }
 251
 252                                         $plugins = array_unique( apply_filters('tiny_mce_plugins', $plugins) );
 253                                 }
 254
 255                                 if ( $set['dfw'] )
 256                                         $plugins[] = 'wpfullscreen';
 257
 258                                 self::$plugins = $plugins;
 259                                 self::$ext_plugins = $ext_plugins;
 260
 261                                 /*
 262                                 translators: These languages show up in the spellchecker drop-down menu, in the order specified, and with the first
 263                                 language listed being the default language. They must be comma-separated and take the format of name=code, where name
 264                                 is the language name (which you may internationalize), and code is a valid ISO 639 language code. Please test the
 265                                 spellchecker with your values.
 266                                 */
 267                                 $mce_spellchecker_languages = __( 'English=en,Danish=da,Dutch=nl,Finnish=fi,French=fr,German=de,Italian=it,Polish=pl,Portuguese=pt,Spanish=es,Swedish=sv' );
 268
 269                                 /*
 270                                 The following filter allows localization scripts to change the languages displayed in the spellchecker's drop-down menu.
 271                                 By default it uses Google's spellchecker API, but can be configured to use PSpell/ASpell if installed on the server.
 272                                 The + sign marks the default language. More: http://www.tinymce.com/wiki.php/Plugin:spellchecker.
 273                                 */
 274                                 $mce_spellchecker_languages = apply_filters( 'mce_spellchecker_languages', '+' . $mce_spellchecker_languages );
 275
 276                                 self::$first_init = array(
 277                                         'mode' => 'exact',
 278                                         'width' => '100%',
 279                                         'theme' => 'advanced',
 280                                         'skin' => 'wp_theme',
 281                                         'language' => self::$mce_locale,
 282                                         'spellchecker_languages' => $mce_spellchecker_languages,
 283                                         'theme_advanced_toolbar_location' => 'top',
 284                                         'theme_advanced_toolbar_align' => 'left',
 285                                         'theme_advanced_statusbar_location' => 'bottom',
 286                                         'theme_advanced_resizing' => true,
 287                                         'theme_advanced_resize_horizontal' => false,
 288                                         'dialog_type' => 'modal',
 289                                         'formats' => "{
 290                                                 alignleft : [
 291                                                         {selector : 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li', styles : {textAlign : 'left'}},
 292                                                         {selector : 'img,table', classes : 'alignleft'}
 293                                                 ],
 294                                                 aligncenter : [
 295                                                         {selector : 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li', styles : {textAlign : 'center'}},
 296                                                         {selector : 'img,table', classes : 'aligncenter'}
 297                                                 ],
 298                                                 alignright : [
 299                                                         {selector : 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li', styles : {textAlign : 'right'}},
 300                                                         {selector : 'img,table', classes : 'alignright'}
 301                                                 ],
 302                                                 strikethrough : {inline : 'del'}
 303                                         }",
 304                                         'relative_urls' => false,
 305                                         'remove_script_host' => false,
 306                                         'convert_urls' => false,
 307                                         'remove_linebreaks' => true,
 308                                         'gecko_spellcheck' => true,
 309                                         'fix_list_elements' => true,
 310                                         'keep_styles' => false,
 311                                         'entities' => '38,amp,60,lt,62,gt',
 312                                         'accessibility_focus' => true,
 313                                         'tabfocus_elements' => 'title,publish',
 314                                         'media_strict' => false,
 315                                         'paste_remove_styles' => true,
 316                                         'paste_remove_spans' => true,
 317                                         'paste_strip_class_attributes' => 'all',
 318                                         'paste_text_use_dialog' => true,
 319                                         'spellchecker_rpc_url' => self::$baseurl . '/plugins/spellchecker/rpc.php',
 320                                         'extended_valid_elements' => 'article[*],aside[*],audio[*],canvas[*],command[*],datalist[*],details[*],embed[*],figcaption[*],figure[*],footer[*],header[*],hgroup[*],keygen[*],mark[*],meter[*],nav[*],output[*],progress[*],section[*],source[*],summary,time[*],video[*],wbr',
 321                                         'wpeditimage_disable_captions' => $no_captions,
 322                                         'wp_fullscreen_content_css' => self::$baseurl . '/plugins/wpfullscreen/css/wp-fullscreen.css',
 323                                         'plugins' => implode( ',', $plugins )
 324                                 );
 325
 326                                 // load editor_style.css if the current theme supports it
 327                                 if ( ! empty( $editor_styles ) && is_array( $editor_styles ) ) {
 328                                         $mce_css = array();
 329                                         $editor_styles = array_unique($editor_styles);
 330                                         $style_uri = get_stylesheet_directory_uri();
 331                                         $style_dir = get_stylesheet_directory();
 332
 333                                         if ( is_child_theme() ) {
 334                                                 $template_uri = get_template_directory_uri();
 335                                                 $template_dir = get_template_directory();
 336
 337                                                 foreach ( $editor_styles as $key => $file ) {
 338                                                         if ( $file && file_exists( "$template_dir/$file" ) ) {
 339                                                                 $mce_css[] = "$template_uri/$file";
 340                                                         }
 341                                                 }
 342                                         }
 343
 344                                         foreach ( $editor_styles as $file ) {
 345                                                 if ( $file && file_exists( "$style_dir/$file" ) )
 346                                                         $mce_css[] = "$style_uri/$file";
 347                                         }
 348
 349                                         $mce_css = implode( ',', $mce_css );
 350                                 } else {
 351                                         $mce_css = '';
 352                                 }
 353
 354                                 $mce_css = trim( apply_filters( 'mce_css', $mce_css ), ' ,' );
 355
 356                                 if ( ! empty($mce_css) )
 357                                         self::$first_init['content_css'] = $mce_css;
 358                         }
 359
 360                         if ( $set['teeny'] ) {
 361                                 $mce_buttons = apply_filters( 'teeny_mce_buttons', array('bold', 'italic', 'underline', 'blockquote', 'separator', 'strikethrough', 'bullist', 'numlist', 'justifyleft', 'justifycenter', 'justifyright', 'undo', 'redo', 'link', 'unlink', 'fullscreen'), $editor_id );
 362                                 $mce_buttons_2 = $mce_buttons_3 = $mce_buttons_4 = array();
 363                         } else {
 364                                 $mce_buttons = apply_filters('mce_buttons', array('bold', 'italic', 'strikethrough', '|', 'bullist', 'numlist', 'blockquote', '|', 'justifyleft', 'justifycenter', 'justifyright', '|', 'link', 'unlink', 'wp_more', '|', 'spellchecker', 'fullscreen', 'wp_adv' ), $editor_id);
 365                                 $mce_buttons_2 = apply_filters('mce_buttons_2', array( 'formatselect', 'underline', 'justifyfull', 'forecolor', '|', 'pastetext', 'pasteword', 'removeformat', '|', 'charmap', '|', 'outdent', 'indent', '|', 'undo', 'redo', 'wp_help' ), $editor_id);
 366                                 $mce_buttons_3 = apply_filters('mce_buttons_3', array(), $editor_id);
 367                                 $mce_buttons_4 = apply_filters('mce_buttons_4', array(), $editor_id);
 368                         }
 369
 370                         $body_class = $editor_id;
 371
 372                         if ( isset($post) )
 373                                 $body_class .= " post-type-$post->post_type";
 374
 375                         if ( !empty($set['tinymce']['body_class']) ) {
 376                                 $body_class .= ' ' . $set['tinymce']['body_class'];
 377                                 unset($set['tinymce']['body_class']);
 378                         }
 379
 380                         if ( $set['dfw'] ) {
 381                                 // replace the first 'fullscreen' with 'wp_fullscreen'
 382                                 if ( ($key = array_search('fullscreen', $mce_buttons)) !== false )
 383                                         $mce_buttons[$key] = 'wp_fullscreen';
 384                                 elseif ( ($key = array_search('fullscreen', $mce_buttons_2)) !== false )
 385                                         $mce_buttons_2[$key] = 'wp_fullscreen';
 386                                 elseif ( ($key = array_search('fullscreen', $mce_buttons_3)) !== false )
 387                                         $mce_buttons_3[$key] = 'wp_fullscreen';
 388                                 elseif ( ($key = array_search('fullscreen', $mce_buttons_4)) !== false )
 389                                         $mce_buttons_4[$key] = 'wp_fullscreen';
 390                         }
 391
 392                         $mceInit = array (
 393                                 'elements' => $editor_id,
 394                                 'wpautop' => (bool) $set['wpautop'],
 395                                 'remove_linebreaks' => (bool) $set['wpautop'],
 396                                 'apply_source_formatting' => (bool) !$set['wpautop'],
 397                                 'theme_advanced_buttons1' => implode($mce_buttons, ','),
 398                                 'theme_advanced_buttons2' => implode($mce_buttons_2, ','),
 399                                 'theme_advanced_buttons3' => implode($mce_buttons_3, ','),
 400                                 'theme_advanced_buttons4' => implode($mce_buttons_4, ','),
 401                                 'body_class' => $body_class
 402                         );
 403
 404                         if ( $first_run )
 405                                 $mceInit = array_merge(self::$first_init, $mceInit);
 406
 407                         if ( is_array($set['tinymce']) )
 408                                 $mceInit = array_merge($mceInit, $set['tinymce']);
 409
 410                         // For people who really REALLY know what they're doing with TinyMCE
 411                         // You can modify initArray to add, remove, change elements of the config before tinyMCE.init
 412                         // Setting "valid_elements", "invalid_elements" and "extended_valid_elements" can be done through this filter.
 413                         // Best is to use the default cleanup by not specifying valid_elements, as TinyMCE contains full set of XHTML 1.0.
 414                         if ( $set['teeny'] ) {
 415                                 $mceInit = apply_filters('teeny_mce_before_init', $mceInit, $editor_id);
 416                         } else {
 417                                 $mceInit = apply_filters('tiny_mce_before_init', $mceInit, $editor_id);
 418                         }
 419
 420                         if ( empty($mceInit['theme_advanced_buttons3']) && !empty($mceInit['theme_advanced_buttons4']) ) {
 421                                 $mceInit['theme_advanced_buttons3'] = $mceInit['theme_advanced_buttons4'];
 422                                 $mceInit['theme_advanced_buttons4'] = '';
 423                         }
 424
 425                         self::$mce_settings[$editor_id] = $mceInit;
 426                 } // end if self::$this_tinymce
 427         }
 428
 429         private static function _parse_init($init) {
 430                 $options = '';
 431
 432                 foreach ( $init as $k => $v ) {
 433                         if ( is_bool($v) ) {
 434                                 $val = $v ? 'true' : 'false';
 435                                 $options .= $k . ':' . $val . ',';
 436                                 continue;
 437                         } elseif ( !empty($v) && is_string($v) && ( ('{' == $v{0} && '}' == $v{strlen($v) - 1}) || ('[' == $v{0} && ']' == $v{strlen($v) - 1}) || preg_match('/^\(?function ?\(/', $v) ) ) {
 438                                 $options .= $k . ':' . $v . ',';
 439                                 continue;
 440                         }
 441                         $options .= $k . ':"' . $v . '",';
 442                 }
 443
 444                 return '{' . trim( $options, ' ,' ) . '}';
 445         }
 446
 447         public static function enqueue_scripts() {
 448                 wp_enqueue_script('word-count');
 449
 450                 if ( self::$has_tinymce )
 451                         wp_enqueue_script('editor');
 452
 453                 if ( self::$has_quicktags )
 454                         wp_enqueue_script('quicktags');
 455
 456                 if ( in_array('wplink', self::$plugins, true) || in_array('link', self::$qt_buttons, true) ) {
 457                         wp_enqueue_script('wplink');
 458                         wp_enqueue_script('wpdialogs-popup');
 459                         wp_enqueue_style('wp-jquery-ui-dialog');
 460                 }
 461
 462                 if ( in_array('wpfullscreen', self::$plugins, true) || in_array('fullscreen', self::$qt_buttons, true) )
 463                         wp_enqueue_script('wp-fullscreen');
 464
 465                 if ( self::$has_medialib ) {
 466                         add_thickbox();
 467                         wp_enqueue_script('media-upload');
 468                 }
 469         }
 470
 471         public static function editor_js() {
 472                 global $tinymce_version, $concatenate_scripts, $compress_scripts;
 473
 474                 /**
 475                  * Filter "tiny_mce_version" is deprecated
 476                  *
 477                  * The tiny_mce_version filter is not needed since external plugins are loaded directly by TinyMCE.
 478                  * These plugins can be refreshed by appending query string to the URL passed to "mce_external_plugins" filter.
 479                  * If the plugin has a popup dialog, a query string can be added to the button action that opens it (in the plugin's code).
 480                  */
 481                 $version = 'ver=' . $tinymce_version;
 482                 $tmce_on = !empty(self::$mce_settings);
 483
 484                 if ( ! isset($concatenate_scripts) )
 485                         script_concat_settings();
 486
 487                 $compressed = $compress_scripts && $concatenate_scripts && isset($_SERVER['HTTP_ACCEPT_ENCODING'])
 488                         && false !== stripos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip');
 489
 490                 if ( $tmce_on && 'en' != self::$mce_locale )
 491                         include_once(ABSPATH . WPINC . '/js/tinymce/langs/wp-langs.php');
 492
 493                 $mceInit = $qtInit = '';
 494                 if ( $tmce_on ) {
 495                         foreach ( self::$mce_settings as $editor_id => $init ) {
 496                                 $options = self::_parse_init( $init );
 497                                 $mceInit .= "'$editor_id':{$options},";
 498                         }
 499                         $mceInit = '{' . trim($mceInit, ',') . '}';
 500                 } else {
 501                         $mceInit = '{}';
 502                 }
 503
 504                 if ( !empty(self::$qt_settings) ) {
 505                         foreach ( self::$qt_settings as $editor_id => $init ) {
 506                                 $options = self::_parse_init( $init );
 507                                 $qtInit .= "'$editor_id':{$options},";
 508                         }
 509                         $qtInit = '{' . trim($qtInit, ',') . '}';
 510                 } else {
 511                         $qtInit = '{}';
 512                 }
 513
 514                 $ref = array(
 515                         'plugins' => implode( ',', self::$plugins ),
 516                         'theme' => 'advanced',
 517                         'language' => self::$mce_locale
 518                 );
 519
 520                 $suffix = ( defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ) ? '_src' : '';
 521
 522                 do_action('before_wp_tiny_mce', self::$mce_settings);
 523 ?>
 524
 525         <script type="text/javascript">
 526                 tinyMCEPreInit = {
 527                         base : "<?php echo self::$baseurl; ?>",
 528                         suffix : "<?php echo $suffix; ?>",
 529                         query : "<?php echo $version; ?>",
 530                         mceInit : <?php echo $mceInit; ?>,
 531                         qtInit : <?php echo $qtInit; ?>,
 532                         ref : <?php echo self::_parse_init( $ref ); ?>,
 533                         load_ext : function(url,lang){var sl=tinymce.ScriptLoader;sl.markDone(url+'/langs/'+lang+'.js');sl.markDone(url+'/langs/'+lang+'_dlg.js');}
 534                 };
 535         </script>
 536 <?php
 537
 538                 $baseurl = self::$baseurl;
 539
 540                 if ( $tmce_on ) {
 541                         if ( $compressed )
 542                                 echo "<script type='text/javascript' src='{$baseurl}/wp-tinymce.php?c=1&amp;$version'></script>\n";
 543                         else
 544                                 echo "<script type='text/javascript' src='{$baseurl}/tiny_mce.js?$version'></script>\n";
 545
 546                         if ( 'en' != self::$mce_locale && isset($lang) )
 547                                 echo "<script type='text/javascript'>\n$lang\n</script>\n";
 548                         else
 549                                 echo "<script type='text/javascript' src='{$baseurl}/langs/wp-langs-en.js?$version'></script>\n";
 550                 }
 551 ?>
 552
 553         <script type="text/javascript">
 554                 (function(){
 555                         var init, ed, qt, first_init, mce = <?php echo wp_default_editor() == 'tinymce' ? 'true' : 'false'; ?>;
 556
 557                         if ( typeof(tinymce) == 'object' ) {
 558                                 // mark wp_theme/ui.css as loaded
 559                                 tinymce.DOM.files[tinymce.baseURI.getURI() + '/themes/advanced/skins/wp_theme/ui.css'] = true;
 560
 561                                 for ( ed in tinyMCEPreInit.mceInit ) {
 562                                         if ( first_init ) {
 563                                                 init = tinyMCEPreInit.mceInit[ed] = tinymce.extend( {}, first_init, tinyMCEPreInit.mceInit[ed] );
 564                                         } else {
 565                                                 init = first_init = tinyMCEPreInit.mceInit[ed];
 566                                         }
 567
 568                                         if ( mce )
 569                                                 try { tinymce.init(init); } catch(e){}
 570                                 }
 571                         }
 572
 573                         if ( typeof(QTags) == 'function' ) {
 574                                 for ( qt in tinyMCEPreInit.qtInit ) {
 575                                         try { quicktags( tinyMCEPreInit.qtInit[qt] ); } catch(e){}
 576                                 }
 577                         }
 578                 })();
 579
 580                 var wpActiveEditor;
 581
 582                 jQuery('.wp-editor-wrap').mousedown(function(e){
 583                         wpActiveEditor = this.id.slice(3, -5);
 584                 });
 585
 586 <?php
 587
 588                 if ( self::$ext_plugins )
 589                         echo self::$ext_plugins . "\n";
 590
 591                 if ( ! $compressed && $tmce_on ) {
 592 ?>
 593                 (function(){var t=tinyMCEPreInit,sl=tinymce.ScriptLoader,ln=t.ref.language,th=t.ref.theme,pl=t.ref.plugins;sl.markDone(t.base+'/langs/'+ln+'.js');sl.markDone(t.base+'/themes/'+th+'/langs/'+ln+'.js');sl.markDone(t.base+'/themes/'+th+'/langs/'+ln+'_dlg.js');sl.markDone(t.base+'/themes/advanced/skins/wp_theme/ui.css');tinymce.each(pl.split(','),function(n){if(n&&n.charAt(0)!='-'){sl.markDone(t.base+'/plugins/'+n+'/langs/'+ln+'.js');sl.markDone(t.base+'/plugins/'+n+'/langs/'+ln+'_dlg.js');}});})();
 594 <?php
 595                 }
 596
 597                 if ( !is_admin() )
 598                         echo 'var ajaxurl = "' . admin_url( 'admin-ajax.php', 'relative' ) . '";';
 599 ?>
 600         </script>
 601 <?php
 602
 603                 if ( in_array('wplink', self::$plugins, true) || in_array('link', self::$qt_buttons, true) )
 604                         self::wp_link_dialog();
 605
 606                 if ( in_array('wpfullscreen', self::$plugins, true) || in_array('fullscreen', self::$qt_buttons, true) )
 607                         self::wp_fullscreen_html();
 608
 609                 do_action('after_wp_tiny_mce', self::$mce_settings);
 610         }
 611
 612         public static function wp_fullscreen_html() {
 613                 global $content_width, $post;
 614
 615                 $width = isset($content_width) && 800 > $content_width ? $content_width : 800;
 616                 $width = $width + 22; // compensate for the padding and border
 617                 $dfw_width = get_user_setting( 'dfw_width', $width );
 618                 $save = isset($post->post_status) && $post->post_status == 'publish' ? __('Update') : __('Save');
 619         ?>
 620         <div id="wp-fullscreen-body"<?php if ( is_rtl() ) echo ' class="rtl"'; ?>>
 621         <div id="fullscreen-topbar">
 622                 <div id="wp-fullscreen-toolbar">
 623                         <div id="wp-fullscreen-close"><a href="#" onclick="fullscreen.off();return false;"><?php _e('Exit fullscreen'); ?></a></div>
 624                         <div id="wp-fullscreen-central-toolbar" style="width:<?php echo $width; ?>px;">
 625
 626                         <div id="wp-fullscreen-mode-bar"><div id="wp-fullscreen-modes">
 627                                 <a href="#" onclick="fullscreen.switchmode('tinymce');return false;"><?php _e('Visual'); ?></a>
 628                                 <a href="#" onclick="fullscreen.switchmode('html');return false;"><?php _e('HTML'); ?></a>
 629                         </div></div>
 630
 631                         <div id="wp-fullscreen-button-bar"><div id="wp-fullscreen-buttons" class="wp_themeSkin">
 632         <?php
 633
 634                 $buttons = array(
 635                         // format: title, onclick, show in both editors
 636                         'bold' => array( 'title' => __('Bold (Ctrl + B)'), 'onclick' => 'fullscreen.b();', 'both' => false ),
 637                         'italic' => array( 'title' => __('Italic (Ctrl + I)'), 'onclick' => 'fullscreen.i();', 'both' => false ),
 638                         '0' => 'separator',
 639                         'bullist' => array( 'title' => __('Unordered list (Alt + Shift + U)'), 'onclick' => 'fullscreen.ul();', 'both' => false ),
 640                         'numlist' => array( 'title' => __('Ordered list (Alt + Shift + O)'), 'onclick' => 'fullscreen.ol();', 'both' => false ),
 641                         '1' => 'separator',
 642                         'blockquote' => array( 'title' => __('Blockquote (Alt + Shift + Q)'), 'onclick' => 'fullscreen.blockquote();', 'both' => false ),
 643                         'image' => array( 'title' => __('Insert/edit image (Alt + Shift + M)'), 'onclick' => "fullscreen.medialib();", 'both' => true ),
 644                         '2' => 'separator',
 645                         'link' => array( 'title' => __('Insert/edit link (Alt + Shift + A)'), 'onclick' => 'fullscreen.link();', 'both' => true ),
 646                         'unlink' => array( 'title' => __('Unlink (Alt + Shift + S)'), 'onclick' => 'fullscreen.unlink();', 'both' => false ),
 647                         '3' => 'separator',
 648                         'help' => array( 'title' => __('Help (Alt + Shift + H)'), 'onclick' => 'fullscreen.help();', 'both' => false )
 649                 );
 650
 651                 $buttons = apply_filters( 'wp_fullscreen_buttons', $buttons );
 652
 653                 foreach ( $buttons as $button => $args ) {
 654                         if ( 'separator' == $args ) { ?>
 655                                 <div><span aria-orientation="vertical" role="separator" class="mceSeparator"></span></div>
 656         <?php           continue;
 657                         } ?>
 658
 659                         <div<?php if ( $args['both'] ) { ?> class="wp-fullscreen-both"<?php } ?>>
 660                         <a title="<?php echo $args['title']; ?>" onclick="<?php echo $args['onclick']; ?>return false;" class="mceButton mceButtonEnabled mce_<?php echo $button; ?>" href="#" id="wp_fs_<?php echo $button; ?>" role="button" aria-pressed="false">
 661                         <span class="mceIcon mce_<?php echo $button; ?>"></span>
 662                         </a>
 663                         </div>
 664         <?php
 665                 } ?>
 666
 667                         </div></div>
 668
 669                         <div id="wp-fullscreen-save">
 670                                 <span><?php if ( $post->post_status == 'publish' ) _e('Updated.'); else _e('Saved.'); ?></span>
 671                                 <img src="<?php echo admin_url('images/wpspin_light.gif'); ?>" alt="" />
 672                                 <input type="button" class="button-primary" value="<?php echo $save; ?>" onclick="fullscreen.save();" />
 673                         </div>
 674
 675                         </div>
 676                 </div>
 677         </div>
 678
 679         <div id="wp-fullscreen-wrap" style="width:<?php echo $dfw_width; ?>px;">
 680                 <?php if ( post_type_supports($post->post_type, 'title') ) { ?>
 681                 <label id="wp-fullscreen-title-prompt-text" for="wp-fullscreen-title"><?php echo apply_filters( 'enter_title_here', __( 'Enter title here' ), $post ); ?></label>
 682                 <input type="text" id="wp-fullscreen-title" value="" autocomplete="off" />
 683                 <?php } ?>
 684
 685                 <div id="wp-fullscreen-container">
 686                         <textarea id="wp_mce_fullscreen"></textarea>
 687                 </div>
 688
 689                 <div id="wp-fullscreen-status">
 690                         <div id="wp-fullscreen-count"><?php printf( __( 'Word count: %s' ), '<span class="word-count">0</span>' ); ?></div>
 691                         <div id="wp-fullscreen-tagline"><?php _e('Just write.'); ?></div>
 692                 </div>
 693         </div>
 694         </div>
 695
 696         <div class="fullscreen-overlay" id="fullscreen-overlay"></div>
 697         <div class="fullscreen-overlay fullscreen-fader fade-600" id="fullscreen-fader"></div>
 698         <?php
 699         }
 700
 701         /**
 702          * Performs post queries for internal linking.
 703          *
 704          * @since 3.1.0
 705          *
 706          * @param array $args Optional. Accepts 'pagenum' and 's' (search) arguments.
 707          * @return array Results.
 708          */
 709         public static function wp_link_query( $args = array() ) {
 710                 $pts = get_post_types( array( 'public' => true ), 'objects' );
 711                 $pt_names = array_keys( $pts );
 712
 713                 $query = array(
 714                         'post_type' => $pt_names,
 715                         'suppress_filters' => true,
 716                         'update_post_term_cache' => false,
 717                         'update_post_meta_cache' => false,
 718                         'post_status' => 'publish',
 719                         'order' => 'DESC',
 720                         'orderby' => 'post_date',
 721                         'posts_per_page' => 20,
 722                 );
 723
 724                 $args['pagenum'] = isset( $args['pagenum'] ) ? absint( $args['pagenum'] ) : 1;
 725
 726                 if ( isset( $args['s'] ) )
 727                         $query['s'] = $args['s'];
 728
 729                 $query['offset'] = $args['pagenum'] > 1 ? $query['posts_per_page'] * ( $args['pagenum'] - 1 ) : 0;
 730
 731                 // Do main query.
 732                 $get_posts = new WP_Query;
 733                 $posts = $get_posts->query( $query );
 734                 // Check if any posts were found.
 735                 if ( ! $get_posts->post_count )
 736                         return false;
 737
 738                 // Build results.
 739                 $results = array();
 740                 foreach ( $posts as $post ) {
 741                         if ( 'post' == $post->post_type )
 742                                 $info = mysql2date( __( 'Y/m/d' ), $post->post_date );
 743                         else
 744                                 $info = $pts[ $post->post_type ]->labels->singular_name;
 745
 746                         $results[] = array(
 747                                 'ID' => $post->ID,
 748                                 'title' => trim( esc_html( strip_tags( get_the_title( $post ) ) ) ),
 749                                 'permalink' => get_permalink( $post->ID ),
 750                                 'info' => $info,
 751                         );
 752                 }
 753
 754                 return $results;
 755         }
 756
 757         /**
 758          * Dialog for internal linking.
 759          *
 760          * @since 3.1.0
 761          */
 762         public static function wp_link_dialog() {
 763         ?>
 764         <div style="display:none;">
 765         <form id="wp-link" tabindex="-1">
 766         <?php wp_nonce_field( 'internal-linking', '_ajax_linking_nonce', false ); ?>
 767         <div id="link-selector">
 768                 <div id="link-options">
 769                         <p class="howto"><?php _e( 'Enter the destination URL' ); ?></p>
 770                         <div>
 771                                 <label><span><?php _e( 'URL' ); ?></span><input id="url-field" type="text" tabindex="10" name="href" /></label>
 772                         </div>
 773                         <div>
 774                                 <label><span><?php _e( 'Title' ); ?></span><input id="link-title-field" type="text" tabindex="20" name="linktitle" /></label>
 775                         </div>
 776                         <div class="link-target">
 777                                 <label><input type="checkbox" id="link-target-checkbox" tabindex="30" /> <?php _e( 'Open link in a new window/tab' ); ?></label>
 778                         </div>
 779                 </div>
 780                 <?php $show_internal = '1' == get_user_setting( 'wplink', '0' ); ?>
 781                 <p class="howto toggle-arrow <?php if ( $show_internal ) echo 'toggle-arrow-active'; ?>" id="internal-toggle"><?php _e( 'Or link to existing content' ); ?></p>
 782                 <div id="search-panel"<?php if ( ! $show_internal ) echo ' style="display:none"'; ?>>
 783                         <div class="link-search-wrapper">
 784                                 <label>
 785                                         <span><?php _e( 'Search' ); ?></span>
 786                                         <input type="text" id="search-field" class="link-search-field" tabindex="60" autocomplete="off" />
 787                                         <img class="waiting" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
 788                                 </label>
 789                         </div>
 790                         <div id="search-results" class="query-results">
 791                                 <ul></ul>
 792                                 <div class="river-waiting">
 793                                         <img class="waiting" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
 794                                 </div>
 795                         </div>
 796                         <div id="most-recent-results" class="query-results">
 797                                 <div class="query-notice"><em><?php _e( 'No search term specified. Showing recent items.' ); ?></em></div>
 798                                 <ul></ul>
 799                                 <div class="river-waiting">
 800                                         <img class="waiting" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
 801                                 </div>
 802                         </div>
 803                 </div>
 804         </div>
 805         <div class="submitbox">
 806                 <div id="wp-link-cancel">
 807                         <a class="submitdelete deletion" href="#"><?php _e( 'Cancel' ); ?></a>
 808                 </div>
 809                 <div id="wp-link-update">
 810                         <input type="submit" tabindex="100" value="<?php esc_attr_e( 'Add Link' ); ?>" class="button-primary" id="wp-link-submit" name="wp-link-submit">
 811                 </div>
 812         </div>
 813         </form>
 814         </div>
 815         <?php
 816         }
 817 }