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   1  <?php
   2  /**
   3   * Template WordPress Administration API.
   4   *
   5   * A Big Mess. Also some neat functions that are nicely written.
   6   *
   7   * @package WordPress
   8   * @subpackage Administration
   9   */
  10  
  11  
  12  //
  13  // Category Checklists
  14  //
  15  
  16  /**
  17   * {@internal Missing Short Description}}
  18   *
  19   * @since 2.5.1
  20   */
  21  class Walker_Category_Checklist extends Walker {
  22      var $tree_type = 'category';
  23      var $db_fields = array ('parent' => 'parent', 'id' => 'term_id'); //TODO: decouple this
  24  
  25  	function start_lvl(&$output, $depth, $args) {
  26          $indent = str_repeat("\t", $depth);
  27          $output .= "$indent<ul class='children'>\n";
  28      }
  29  
  30  	function end_lvl(&$output, $depth, $args) {
  31          $indent = str_repeat("\t", $depth);
  32          $output .= "$indent</ul>\n";
  33      }
  34  
  35  	function start_el(&$output, $category, $depth, $args) {
  36          extract($args);
  37          if ( empty($taxonomy) )
  38              $taxonomy = 'category';
  39  
  40          if ( $taxonomy == 'category' )
  41              $name = 'post_category';
  42          else
  43              $name = 'tax_input['.$taxonomy.']';
  44  
  45          $class = in_array( $category->term_id, $popular_cats ) ? ' class="popular-category"' : '';
  46          $output .= "\n<li id='{$taxonomy}-{$category->term_id}'$class>" . '<label class="selectit"><input value="' . $category->term_id . '" type="checkbox" name="'.$name.'[]" id="in-'.$taxonomy.'-' . $category->term_id . '"' . checked( in_array( $category->term_id, $selected_cats ), true, false ) . disabled( empty( $args['disabled'] ), false, false ) . ' /> ' . esc_html( apply_filters('the_category', $category->name )) . '</label>';
  47      }
  48  
  49  	function end_el(&$output, $category, $depth, $args) {
  50          $output .= "</li>\n";
  51      }
  52  }
  53  
  54  /**
  55   * {@internal Missing Short Description}}
  56   *
  57   * @since 2.5.1
  58   *
  59   * @param unknown_type $post_id
  60   * @param unknown_type $descendants_and_self
  61   * @param unknown_type $selected_cats
  62   * @param unknown_type $popular_cats
  63   */
  64  function wp_category_checklist( $post_id = 0, $descendants_and_self = 0, $selected_cats = false, $popular_cats = false, $walker = null, $checked_ontop = true ) {
  65      wp_terms_checklist($post_id,
  66           array(
  67              'taxonomy' => 'category',
  68              'descendants_and_self' => $descendants_and_self,
  69              'selected_cats' => $selected_cats,
  70              'popular_cats' => $popular_cats,
  71              'walker' => $walker,
  72              'checked_ontop' => $checked_ontop
  73    ));
  74  }
  75  
  76  /**
  77   * Taxonomy independent version of wp_category_checklist
  78   *
  79   * @since 3.0.0
  80   *
  81   * @param int $post_id
  82   * @param array $args
  83   */
  84  function wp_terms_checklist($post_id = 0, $args = array()) {
  85       $defaults = array(
  86          'descendants_and_self' => 0,
  87          'selected_cats' => false,
  88          'popular_cats' => false,
  89          'walker' => null,
  90          'taxonomy' => 'category',
  91          'checked_ontop' => true
  92      );
  93      extract( wp_parse_args($args, $defaults), EXTR_SKIP );
  94  
  95      if ( empty($walker) || !is_a($walker, 'Walker') )
  96          $walker = new Walker_Category_Checklist;
  97  
  98      $descendants_and_self = (int) $descendants_and_self;
  99  
 100      $args = array('taxonomy' => $taxonomy);
 101  
 102      $tax = get_taxonomy($taxonomy);
 103      $args['disabled'] = !current_user_can($tax->cap->assign_terms);
 104  
 105      if ( is_array( $selected_cats ) )
 106          $args['selected_cats'] = $selected_cats;
 107      elseif ( $post_id )
 108          $args['selected_cats'] = wp_get_object_terms($post_id, $taxonomy, array_merge($args, array('fields' => 'ids')));
 109      else
 110          $args['selected_cats'] = array();
 111  
 112      if ( is_array( $popular_cats ) )
 113          $args['popular_cats'] = $popular_cats;
 114      else
 115          $args['popular_cats'] = get_terms( $taxonomy, array( 'fields' => 'ids', 'orderby' => 'count', 'order' => 'DESC', 'number' => 10, 'hierarchical' => false ) );
 116  
 117      if ( $descendants_and_self ) {
 118          $categories = (array) get_terms($taxonomy, array( 'child_of' => $descendants_and_self, 'hierarchical' => 0, 'hide_empty' => 0 ) );
 119          $self = get_term( $descendants_and_self, $taxonomy );
 120          array_unshift( $categories, $self );
 121      } else {
 122          $categories = (array) get_terms($taxonomy, array('get' => 'all'));
 123      }
 124  
 125      if ( $checked_ontop ) {
 126          // Post process $categories rather than adding an exclude to the get_terms() query to keep the query the same across all posts (for any query cache)
 127          $checked_categories = array();
 128          $keys = array_keys( $categories );
 129  
 130          foreach( $keys as $k ) {
 131              if ( in_array( $categories[$k]->term_id, $args['selected_cats'] ) ) {
 132                  $checked_categories[] = $categories[$k];
 133                  unset( $categories[$k] );
 134              }
 135          }
 136  
 137          // Put checked cats on top
 138          echo call_user_func_array(array(&$walker, 'walk'), array($checked_categories, 0, $args));
 139      }
 140      // Then the rest of them
 141      echo call_user_func_array(array(&$walker, 'walk'), array($categories, 0, $args));
 142  }
 143  
 144  /**
 145   * {@internal Missing Short Description}}
 146   *
 147   * @since 2.5.0
 148   *
 149   * @param unknown_type $taxonomy
 150   * @param unknown_type $default
 151   * @param unknown_type $number
 152   * @param unknown_type $echo
 153   * @return unknown
 154   */
 155  function wp_popular_terms_checklist( $taxonomy, $default = 0, $number = 10, $echo = true ) {
 156      global $post_ID;
 157  
 158      if ( $post_ID )
 159          $checked_terms = wp_get_object_terms($post_ID, $taxonomy, array('fields'=>'ids'));
 160      else
 161          $checked_terms = array();
 162  
 163      $terms = get_terms( $taxonomy, array( 'orderby' => 'count', 'order' => 'DESC', 'number' => $number, 'hierarchical' => false ) );
 164  
 165      $tax = get_taxonomy($taxonomy);
 166      if ( ! current_user_can($tax->cap->assign_terms) )
 167          $disabled = 'disabled="disabled"';
 168      else
 169          $disabled = '';
 170  
 171      $popular_ids = array();
 172      foreach ( (array) $terms as $term ) {
 173          $popular_ids[] = $term->term_id;
 174          if ( !$echo ) // hack for AJAX use
 175              continue;
 176          $id = "popular-$taxonomy-$term->term_id";
 177          $checked = in_array( $term->term_id, $checked_terms ) ? 'checked="checked"' : '';
 178          ?>
 179  
 180          <li id="<?php echo $id; ?>" class="popular-category">
 181              <label class="selectit">
 182              <input id="in-<?php echo $id; ?>" type="checkbox" <?php echo $checked; ?> value="<?php echo (int) $term->term_id; ?>" <?php echo $disabled ?>/>
 183                  <?php echo esc_html( apply_filters( 'the_category', $term->name ) ); ?>
 184              </label>
 185          </li>
 186  
 187          <?php
 188      }
 189      return $popular_ids;
 190  }
 191  
 192  /**
 193   * {@internal Missing Short Description}}
 194   *
 195   * @since 2.5.1
 196   *
 197   * @param unknown_type $link_id
 198   */
 199  function wp_link_category_checklist( $link_id = 0 ) {
 200      $default = 1;
 201  
 202      if ( $link_id ) {
 203          $checked_categories = wp_get_link_cats( $link_id );
 204          // No selected categories, strange
 205          if ( ! count( $checked_categories ) )
 206              $checked_categories[] = $default;
 207      } else {
 208          $checked_categories[] = $default;
 209      }
 210  
 211      $categories = get_terms( 'link_category', array( 'orderby' => 'name', 'hide_empty' => 0 ) );
 212  
 213      if ( empty( $categories ) )
 214          return;
 215  
 216      foreach ( $categories as $category ) {
 217          $cat_id = $category->term_id;
 218          $name = esc_html( apply_filters( 'the_category', $category->name ) );
 219          $checked = in_array( $cat_id, $checked_categories ) ? ' checked="checked"' : '';
 220          echo '<li id="link-category-', $cat_id, '"><label for="in-link-category-', $cat_id, '" class="selectit"><input value="', $cat_id, '" type="checkbox" name="link_category[]" id="in-link-category-', $cat_id, '"', $checked, '/> ', $name, "</label></li>";
 221      }
 222  }
 223  
 224  /**
 225   * Get the column headers for a screen
 226   *
 227   * @since 2.7.0
 228   *
 229   * @param string|object $screen The screen you want the headers for
 230   * @return array Containing the headers in the format id => UI String
 231   */
 232  function get_column_headers( $screen ) {
 233      if ( is_string( $screen ) )
 234          $screen = convert_to_screen( $screen );
 235  
 236      global $_wp_column_headers;
 237  
 238      if ( !isset( $_wp_column_headers[ $screen->id ] ) ) {
 239          $_wp_column_headers[ $screen->id ] = apply_filters( 'manage_' . $screen->id . '_columns', array() );
 240      }
 241  
 242      return $_wp_column_headers[ $screen->id ];
 243  }
 244  
 245  /**
 246   * Get a list of hidden columns.
 247   *
 248   * @since 2.7.0
 249   *
 250   * @param string|object $screen The screen you want the hidden columns for
 251   * @return array
 252   */
 253  function get_hidden_columns( $screen ) {
 254      if ( is_string( $screen ) )
 255          $screen = convert_to_screen( $screen );
 256  
 257      return (array) get_user_option( 'manage' . $screen->id . 'columnshidden' );
 258  }
 259  
 260  // adds hidden fields with the data for use in the inline editor for posts and pages
 261  /**
 262   * {@internal Missing Short Description}}
 263   *
 264   * @since 2.7.0
 265   *
 266   * @param unknown_type $post
 267   */
 268  function get_inline_data($post) {
 269      $post_type_object = get_post_type_object($post->post_type);
 270      if ( ! current_user_can($post_type_object->cap->edit_post, $post->ID) )
 271          return;
 272  
 273      $title = esc_textarea( trim( $post->post_title ) );
 274  
 275      echo '
 276  <div class="hidden" id="inline_' . $post->ID . '">
 277      <div class="post_title">' . $title . '</div>
 278      <div class="post_name">' . apply_filters('editable_slug', $post->post_name) . '</div>
 279      <div class="post_author">' . $post->post_author . '</div>
 280      <div class="comment_status">' . esc_html( $post->comment_status ) . '</div>
 281      <div class="ping_status">' . esc_html( $post->ping_status ) . '</div>
 282      <div class="_status">' . esc_html( $post->post_status ) . '</div>
 283      <div class="jj">' . mysql2date( 'd', $post->post_date, false ) . '</div>
 284      <div class="mm">' . mysql2date( 'm', $post->post_date, false ) . '</div>
 285      <div class="aa">' . mysql2date( 'Y', $post->post_date, false ) . '</div>
 286      <div class="hh">' . mysql2date( 'H', $post->post_date, false ) . '</div>
 287      <div class="mn">' . mysql2date( 'i', $post->post_date, false ) . '</div>
 288      <div class="ss">' . mysql2date( 's', $post->post_date, false ) . '</div>
 289      <div class="post_password">' . esc_html( $post->post_password ) . '</div>';
 290  
 291      if ( $post_type_object->hierarchical )
 292          echo '<div class="post_parent">' . $post->post_parent . '</div>';
 293  
 294      if ( $post->post_type == 'page' )
 295          echo '<div class="page_template">' . esc_html( get_post_meta( $post->ID, '_wp_page_template', true ) ) . '</div>';
 296  
 297      if ( $post_type_object->hierarchical )
 298          echo '<div class="menu_order">' . $post->menu_order . '</div>';
 299  
 300      $taxonomy_names = get_object_taxonomies( $post->post_type );
 301      foreach ( $taxonomy_names as $taxonomy_name) {
 302          $taxonomy = get_taxonomy( $taxonomy_name );
 303  
 304          if ( $taxonomy->hierarchical && $taxonomy->show_ui )
 305                  echo '<div class="post_category" id="'.$taxonomy_name.'_'.$post->ID.'">' . implode( ',', wp_get_object_terms( $post->ID, $taxonomy_name, array('fields'=>'ids')) ) . '</div>';
 306          elseif ( $taxonomy->show_ui )
 307              echo '<div class="tags_input" id="'.$taxonomy_name.'_'.$post->ID.'">' . esc_html( str_replace( ',', ', ', get_terms_to_edit($post->ID, $taxonomy_name) ) ) . '</div>';
 308      }
 309  
 310      if ( !$post_type_object->hierarchical )
 311          echo '<div class="sticky">' . (is_sticky($post->ID) ? 'sticky' : '') . '</div>';
 312  
 313      echo '</div>';
 314  }
 315  
 316  /**
 317   * {@internal Missing Short Description}}
 318   *
 319   * @since 2.7.0
 320   *
 321   * @param unknown_type $position
 322   * @param unknown_type $checkbox
 323   * @param unknown_type $mode
 324   */
 325  function wp_comment_reply($position = '1', $checkbox = false, $mode = 'single', $table_row = true) {
 326      // allow plugin to replace the popup content
 327      $content = apply_filters( 'wp_comment_reply', '', array('position' => $position, 'checkbox' => $checkbox, 'mode' => $mode) );
 328  
 329      if ( ! empty($content) ) {
 330          echo $content;
 331          return;
 332      }
 333  
 334      if ( $mode == 'single' ) {
 335          $wp_list_table = _get_list_table('WP_Post_Comments_List_Table');
 336      } else {
 337          $wp_list_table = _get_list_table('WP_Comments_List_Table');
 338      }
 339  
 340  ?>
 341  <form method="get" action="">
 342  <?php if ( $table_row ) : ?>
 343  <table style="display:none;"><tbody id="com-reply"><tr id="replyrow" style="display:none;"><td colspan="<?php echo $wp_list_table->get_column_count(); ?>" class="colspanchange">
 344  <?php else : ?>
 345  <div id="com-reply" style="display:none;"><div id="replyrow" style="display:none;">
 346  <?php endif; ?>
 347      <div id="replyhead" style="display:none;"><?php _e('Reply to Comment'); ?></div>
 348  
 349      <div id="edithead" style="display:none;">
 350          <div class="inside">
 351          <label for="author"><?php _e('Name') ?></label>
 352          <input type="text" name="newcomment_author" size="50" value="" tabindex="101" id="author" />
 353          </div>
 354  
 355          <div class="inside">
 356          <label for="author-email"><?php _e('E-mail') ?></label>
 357          <input type="text" name="newcomment_author_email" size="50" value="" tabindex="102" id="author-email" />
 358          </div>
 359  
 360          <div class="inside">
 361          <label for="author-url"><?php _e('URL') ?></label>
 362          <input type="text" id="author-url" name="newcomment_author_url" size="103" value="" tabindex="103" />
 363          </div>
 364          <div style="clear:both;"></div>
 365      </div>
 366  
 367      <div id="replycontainer"><textarea rows="8" cols="40" name="replycontent" tabindex="104" id="replycontent"></textarea></div>
 368  
 369      <p id="replysubmit" class="submit">
 370      <a href="#comments-form" class="cancel button-secondary alignleft" tabindex="106"><?php _e('Cancel'); ?></a>
 371      <a href="#comments-form" class="save button-primary alignright" tabindex="104">
 372      <span id="savebtn" style="display:none;"><?php _e('Update Comment'); ?></span>
 373      <span id="replybtn" style="display:none;"><?php _e('Submit Reply'); ?></span></a>
 374      <img class="waiting" style="display:none;" src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" />
 375      <span class="error" style="display:none;"></span>
 376      <br class="clear" />
 377      </p>
 378  
 379      <input type="hidden" name="user_ID" id="user_ID" value="<?php echo get_current_user_id(); ?>" />
 380      <input type="hidden" name="action" id="action" value="" />
 381      <input type="hidden" name="comment_ID" id="comment_ID" value="" />
 382      <input type="hidden" name="comment_post_ID" id="comment_post_ID" value="" />
 383      <input type="hidden" name="status" id="status" value="" />
 384      <input type="hidden" name="position" id="position" value="<?php echo $position; ?>" />
 385      <input type="hidden" name="checkbox" id="checkbox" value="<?php echo $checkbox ? 1 : 0; ?>" />
 386      <input type="hidden" name="mode" id="mode" value="<?php echo esc_attr($mode); ?>" />
 387      <?php wp_nonce_field( 'replyto-comment', '_ajax_nonce-replyto-comment', false ); ?>
 388      <?php wp_comment_form_unfiltered_html_nonce(); ?>
 389  <?php if ( $table_row ) : ?>
 390  </td></tr></tbody></table>
 391  <?php else : ?>
 392  </div></div>
 393  <?php endif; ?>
 394  </form>
 395  <?php
 396  }
 397  
 398  /**
 399   * Output 'undo move to trash' text for comments
 400   *
 401   * @since 2.9.0
 402   */
 403  function wp_comment_trashnotice() {
 404  ?>
 405  <div class="hidden" id="trash-undo-holder">
 406      <div class="trash-undo-inside"><?php printf(__('Comment by %s moved to the trash.'), '<strong></strong>'); ?> <span class="undo untrash"><a href="#"><?php _e('Undo'); ?></a></span></div>
 407  </div>
 408  <div class="hidden" id="spam-undo-holder">
 409      <div class="spam-undo-inside"><?php printf(__('Comment by %s marked as spam.'), '<strong></strong>'); ?> <span class="undo unspam"><a href="#"><?php _e('Undo'); ?></a></span></div>
 410  </div>
 411  <?php
 412  }
 413  
 414  /**
 415   * {@internal Missing Short Description}}
 416   *
 417   * @since 1.2.0
 418   *
 419   * @param unknown_type $meta
 420   */
 421  function list_meta( $meta ) {
 422      // Exit if no meta
 423      if ( ! $meta ) {
 424          echo '
 425  <table id="list-table" style="display: none;">
 426      <thead>
 427      <tr>
 428          <th class="left">' . __( 'Name' ) . '</th>
 429          <th>' . __( 'Value' ) . '</th>
 430      </tr>
 431      </thead>
 432      <tbody id="the-list" class="list:meta">
 433      <tr><td></td></tr>
 434      </tbody>
 435  </table>'; //TBODY needed for list-manipulation JS
 436          return;
 437      }
 438      $count = 0;
 439  ?>
 440  <table id="list-table">
 441      <thead>
 442      <tr>
 443          <th class="left"><?php _e( 'Name' ) ?></th>
 444          <th><?php _e( 'Value' ) ?></th>
 445      </tr>
 446      </thead>
 447      <tbody id='the-list' class='list:meta'>
 448  <?php
 449      foreach ( $meta as $entry )
 450          echo _list_meta_row( $entry, $count );
 451  ?>
 452      </tbody>
 453  </table>
 454  <?php
 455  }
 456  
 457  /**
 458   * {@internal Missing Short Description}}
 459   *
 460   * @since 2.5.0
 461   *
 462   * @param unknown_type $entry
 463   * @param unknown_type $count
 464   * @return unknown
 465   */
 466  function _list_meta_row( $entry, &$count ) {
 467      static $update_nonce = false;
 468  
 469      if ( is_protected_meta( $entry['meta_key'] ) )
 470          return;
 471  
 472      if ( !$update_nonce )
 473          $update_nonce = wp_create_nonce( 'add-meta' );
 474  
 475      $r = '';
 476      ++ $count;
 477      if ( $count % 2 )
 478          $style = 'alternate';
 479      else
 480          $style = '';
 481      if ('_' == $entry['meta_key'] { 0 } )
 482          $style .= ' hidden';
 483  
 484      if ( is_serialized( $entry['meta_value'] ) ) {
 485          if ( is_serialized_string( $entry['meta_value'] ) ) {
 486              // this is a serialized string, so we should display it
 487              $entry['meta_value'] = maybe_unserialize( $entry['meta_value'] );
 488          } else {
 489              // this is a serialized array/object so we should NOT display it
 490              --$count;
 491              return;
 492          }
 493      }
 494  
 495      $entry['meta_key'] = esc_attr($entry['meta_key']);
 496      $entry['meta_value'] = esc_textarea( $entry['meta_value'] ); // using a <textarea />
 497      $entry['meta_id'] = (int) $entry['meta_id'];
 498  
 499      $delete_nonce = wp_create_nonce( 'delete-meta_' . $entry['meta_id'] );
 500  
 501      $r .= "\n\t<tr id='meta-{$entry['meta_id']}' class='$style'>";
 502      $r .= "\n\t\t<td class='left'><label class='screen-reader-text' for='meta[{$entry['meta_id']}][key]'>" . __( 'Key' ) . "</label><input name='meta[{$entry['meta_id']}][key]' id='meta[{$entry['meta_id']}][key]' tabindex='6' type='text' size='20' value='{$entry['meta_key']}' />";
 503  
 504      $r .= "\n\t\t<div class='submit'>";
 505      $r .= get_submit_button( __( 'Delete' ), "delete:the-list:meta-{$entry['meta_id']}::_ajax_nonce=$delete_nonce deletemeta", "deletemeta[{$entry['meta_id']}]", false, array( 'tabindex' => '6' ) );
 506      $r .= "\n\t\t";
 507      $r .= get_submit_button( __( 'Update' ), "add:the-list:meta-{$entry['meta_id']}::_ajax_nonce-add-meta=$update_nonce updatemeta" , 'updatemeta', false, array( 'tabindex' => '6' ) );
 508      $r .= "</div>";
 509      $r .= wp_nonce_field( 'change-meta', '_ajax_nonce', false, false );
 510      $r .= "</td>";
 511  
 512      $r .= "\n\t\t<td><label class='screen-reader-text' for='meta[{$entry['meta_id']}][value]'>" . __( 'Value' ) . "</label><textarea name='meta[{$entry['meta_id']}][value]' id='meta[{$entry['meta_id']}][value]' tabindex='6' rows='2' cols='30'>{$entry['meta_value']}</textarea></td>\n\t</tr>";
 513      return $r;
 514  }
 515  
 516  /**
 517   * {@internal Missing Short Description}}
 518   *
 519   * @since 1.2.0
 520   */
 521  function meta_form() {
 522      global $wpdb;
 523      $limit = (int) apply_filters( 'postmeta_form_limit', 30 );
 524      $keys = $wpdb->get_col( "
 525          SELECT meta_key
 526          FROM $wpdb->postmeta
 527          GROUP BY meta_key
 528          HAVING meta_key NOT LIKE '\_%'
 529          ORDER BY meta_key
 530          LIMIT $limit" );
 531      if ( $keys )
 532          natcasesort($keys);
 533  ?>
 534  <p><strong><?php _e( 'Add New Custom Field:' ) ?></strong></p>
 535  <table id="newmeta">
 536  <thead>
 537  <tr>
 538  <th class="left"><label for="metakeyselect"><?php _e( 'Name' ) ?></label></th>
 539  <th><label for="metavalue"><?php _e( 'Value' ) ?></label></th>
 540  </tr>
 541  </thead>
 542  
 543  <tbody>
 544  <tr>
 545  <td id="newmetaleft" class="left">
 546  <?php if ( $keys ) { ?>
 547  <select id="metakeyselect" name="metakeyselect" tabindex="7">
 548  <option value="#NONE#"><?php _e( '&mdash; Select &mdash;' ); ?></option>
 549  <?php
 550  
 551      foreach ( $keys as $key ) {
 552          echo "\n<option value='" . esc_attr($key) . "'>" . esc_html($key) . "</option>";
 553      }
 554  ?>
 555  </select>
 556  <input class="hide-if-js" type="text" id="metakeyinput" name="metakeyinput" tabindex="7" value="" />
 557  <a href="#postcustomstuff" class="hide-if-no-js" onclick="jQuery('#metakeyinput, #metakeyselect, #enternew, #cancelnew').toggle();return false;">
 558  <span id="enternew"><?php _e('Enter new'); ?></span>
 559  <span id="cancelnew" class="hidden"><?php _e('Cancel'); ?></span></a>
 560  <?php } else { ?>
 561  <input type="text" id="metakeyinput" name="metakeyinput" tabindex="7" value="" />
 562  <?php } ?>
 563  </td>
 564  <td><textarea id="metavalue" name="metavalue" rows="2" cols="25" tabindex="8"></textarea></td>
 565  </tr>
 566  
 567  <tr><td colspan="2" class="submit">
 568  <?php submit_button( __( 'Add Custom Field' ), 'add:the-list:newmeta', 'addmeta', false, array( 'id' => 'addmetasub', 'tabindex' => '9' ) ); ?>
 569  <?php wp_nonce_field( 'add-meta', '_ajax_nonce-add-meta', false ); ?>
 570  </td></tr>
 571  </tbody>
 572  </table>
 573  <?php
 574  
 575  }
 576  
 577  /**
 578   * {@internal Missing Short Description}}
 579   *
 580   * @since 0.71
 581   *
 582   * @param unknown_type $edit
 583   * @param unknown_type $for_post
 584   * @param unknown_type $tab_index
 585   * @param unknown_type $multi
 586   */
 587  function touch_time( $edit = 1, $for_post = 1, $tab_index = 0, $multi = 0 ) {
 588      global $wp_locale, $post, $comment;
 589  
 590      if ( $for_post )
 591          $edit = ! ( in_array($post->post_status, array('draft', 'pending') ) && (!$post->post_date_gmt || '0000-00-00 00:00:00' == $post->post_date_gmt ) );
 592  
 593      $tab_index_attribute = '';
 594      if ( (int) $tab_index > 0 )
 595          $tab_index_attribute = " tabindex=\"$tab_index\"";
 596  
 597      // echo '<label for="timestamp" style="display: block;"><input type="checkbox" class="checkbox" name="edit_date" value="1" id="timestamp"'.$tab_index_attribute.' /> '.__( 'Edit timestamp' ).'</label><br />';
 598  
 599      $time_adj = current_time('timestamp');
 600      $post_date = ($for_post) ? $post->post_date : $comment->comment_date;
 601      $jj = ($edit) ? mysql2date( 'd', $post_date, false ) : gmdate( 'd', $time_adj );
 602      $mm = ($edit) ? mysql2date( 'm', $post_date, false ) : gmdate( 'm', $time_adj );
 603      $aa = ($edit) ? mysql2date( 'Y', $post_date, false ) : gmdate( 'Y', $time_adj );
 604      $hh = ($edit) ? mysql2date( 'H', $post_date, false ) : gmdate( 'H', $time_adj );
 605      $mn = ($edit) ? mysql2date( 'i', $post_date, false ) : gmdate( 'i', $time_adj );
 606      $ss = ($edit) ? mysql2date( 's', $post_date, false ) : gmdate( 's', $time_adj );
 607  
 608      $cur_jj = gmdate( 'd', $time_adj );
 609      $cur_mm = gmdate( 'm', $time_adj );
 610      $cur_aa = gmdate( 'Y', $time_adj );
 611      $cur_hh = gmdate( 'H', $time_adj );
 612      $cur_mn = gmdate( 'i', $time_adj );
 613  
 614      $month = "<select " . ( $multi ? '' : 'id="mm" ' ) . "name=\"mm\"$tab_index_attribute>\n";
 615      for ( $i = 1; $i < 13; $i = $i +1 ) {
 616          $month .= "\t\t\t" . '<option value="' . zeroise($i, 2) . '"';
 617          if ( $i == $mm )
 618              $month .= ' selected="selected"';
 619          $month .= '>' . $wp_locale->get_month_abbrev( $wp_locale->get_month( $i ) ) . "</option>\n";
 620      }
 621      $month .= '</select>';
 622  
 623      $day = '<input type="text" ' . ( $multi ? '' : 'id="jj" ' ) . 'name="jj" value="' . $jj . '" size="2" maxlength="2"' . $tab_index_attribute . ' autocomplete="off" />';
 624      $year = '<input type="text" ' . ( $multi ? '' : 'id="aa" ' ) . 'name="aa" value="' . $aa . '" size="4" maxlength="4"' . $tab_index_attribute . ' autocomplete="off" />';
 625      $hour = '<input type="text" ' . ( $multi ? '' : 'id="hh" ' ) . 'name="hh" value="' . $hh . '" size="2" maxlength="2"' . $tab_index_attribute . ' autocomplete="off" />';
 626      $minute = '<input type="text" ' . ( $multi ? '' : 'id="mn" ' ) . 'name="mn" value="' . $mn . '" size="2" maxlength="2"' . $tab_index_attribute . ' autocomplete="off" />';
 627  
 628      echo '<div class="timestamp-wrap">';
 629      /* translators: 1: month input, 2: day input, 3: year input, 4: hour input, 5: minute input */
 630      printf(__('%1$s%2$s, %3$s @ %4$s : %5$s'), $month, $day, $year, $hour, $minute);
 631  
 632      echo '</div><input type="hidden" id="ss" name="ss" value="' . $ss . '" />';
 633  
 634      if ( $multi ) return;
 635  
 636      echo "\n\n";
 637      foreach ( array('mm', 'jj', 'aa', 'hh', 'mn') as $timeunit ) {
 638          echo '<input type="hidden" id="hidden_' . $timeunit . '" name="hidden_' . $timeunit . '" value="' . $$timeunit . '" />' . "\n";
 639          $cur_timeunit = 'cur_' . $timeunit;
 640          echo '<input type="hidden" id="'. $cur_timeunit . '" name="'. $cur_timeunit . '" value="' . $$cur_timeunit . '" />' . "\n";
 641      }
 642  ?>
 643  
 644  <p>
 645  <a href="#edit_timestamp" class="save-timestamp hide-if-no-js button"><?php _e('OK'); ?></a>
 646  <a href="#edit_timestamp" class="cancel-timestamp hide-if-no-js"><?php _e('Cancel'); ?></a>
 647  </p>
 648  <?php
 649  }
 650  
 651  /**
 652   * {@internal Missing Short Description}}
 653   *
 654   * @since 1.5.0
 655   *
 656   * @param unknown_type $default
 657   */
 658  function page_template_dropdown( $default = '' ) {
 659      $templates = get_page_templates();
 660      ksort( $templates );
 661      foreach (array_keys( $templates ) as $template )
 662          : if ( $default == $templates[$template] )
 663              $selected = " selected='selected'";
 664          else
 665              $selected = '';
 666      echo "\n\t<option value='".$templates[$template]."' $selected>$template</option>";
 667      endforeach;
 668  }
 669  
 670  /**
 671   * {@internal Missing Short Description}}
 672   *
 673   * @since 1.5.0
 674   *
 675   * @param unknown_type $default
 676   * @param unknown_type $parent
 677   * @param unknown_type $level
 678   * @return unknown
 679   */
 680  function parent_dropdown( $default = 0, $parent = 0, $level = 0 ) {
 681      global $wpdb, $post_ID;
 682      $items = $wpdb->get_results( $wpdb->prepare("SELECT ID, post_parent, post_title FROM $wpdb->posts WHERE post_parent = %d AND post_type = 'page' ORDER BY menu_order", $parent) );
 683  
 684      if ( $items ) {
 685          foreach ( $items as $item ) {
 686              // A page cannot be its own parent.
 687              if (!empty ( $post_ID ) ) {
 688                  if ( $item->ID == $post_ID ) {
 689                      continue;
 690                  }
 691              }
 692              $pad = str_repeat( '&nbsp;', $level * 3 );
 693              if ( $item->ID == $default)
 694                  $current = ' selected="selected"';
 695              else
 696                  $current = '';
 697  
 698              echo "\n\t<option class='level-$level' value='$item->ID'$current>$pad " . esc_html($item->post_title) . "</option>";
 699              parent_dropdown( $default, $item->ID, $level +1 );
 700          }
 701      } else {
 702          return false;
 703      }
 704  }
 705  
 706  /**
 707   * {@internal Missing Short Description}}
 708   *
 709   * @since 2.0.0
 710   *
 711   * @param unknown_type $id
 712   * @return unknown
 713   */
 714  function the_attachment_links( $id = false ) {
 715      $id = (int) $id;
 716      $post = & get_post( $id );
 717  
 718      if ( $post->post_type != 'attachment' )
 719          return false;
 720  
 721      $icon = wp_get_attachment_image( $post->ID, 'thumbnail', true );
 722      $attachment_data = wp_get_attachment_metadata( $id );
 723      $thumb = isset( $attachment_data['thumb'] );
 724  ?>
 725  <form id="the-attachment-links">
 726  <table>
 727      <col />
 728      <col class="widefat" />
 729      <tr>
 730          <th scope="row"><?php _e( 'URL' ) ?></th>
 731          <td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><?php echo esc_textarea( wp_get_attachment_url() ); ?></textarea></td>
 732      </tr>
 733  <?php if ( $icon ) : ?>
 734      <tr>
 735          <th scope="row"><?php $thumb ? _e( 'Thumbnail linked to file' ) : _e( 'Image linked to file' ); ?></th>
 736          <td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo wp_get_attachment_url(); ?>"><?php echo $icon ?></a></textarea></td>
 737      </tr>
 738      <tr>
 739          <th scope="row"><?php $thumb ? _e( 'Thumbnail linked to page' ) : _e( 'Image linked to page' ); ?></th>
 740          <td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo get_attachment_link( $post->ID ) ?>" rel="attachment wp-att-<?php echo $post->ID; ?>"><?php echo $icon ?></a></textarea></td>
 741      </tr>
 742  <?php else : ?>
 743      <tr>
 744          <th scope="row"><?php _e( 'Link to file' ) ?></th>
 745          <td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo wp_get_attachment_url(); ?>" class="attachmentlink"><?php echo basename( wp_get_attachment_url() ); ?></a></textarea></td>
 746      </tr>
 747      <tr>
 748          <th scope="row"><?php _e( 'Link to page' ) ?></th>
 749          <td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo get_attachment_link( $post->ID ) ?>" rel="attachment wp-att-<?php echo $post->ID ?>"><?php the_title(); ?></a></textarea></td>
 750      </tr>
 751  <?php endif; ?>
 752  </table>
 753  </form>
 754  <?php
 755  }
 756  
 757  
 758  /**
 759   * Print out <option> html elements for role selectors
 760   *
 761   * @since 2.1.0
 762   *
 763   * @param string $selected slug for the role that should be already selected
 764   */
 765  function wp_dropdown_roles( $selected = false ) {
 766      $p = '';
 767      $r = '';
 768  
 769      $editable_roles = get_editable_roles();
 770  
 771      foreach ( $editable_roles as $role => $details ) {
 772          $name = translate_user_role($details['name'] );
 773          if ( $selected == $role ) // preselect specified role
 774              $p = "\n\t<option selected='selected' value='" . esc_attr($role) . "'>$name</option>";
 775          else
 776              $r .= "\n\t<option value='" . esc_attr($role) . "'>$name</option>";
 777      }
 778      echo $p . $r;
 779  }
 780  
 781  /**
 782   * {@internal Missing Short Description}}
 783   *
 784   * @since 2.3.0
 785   *
 786   * @param unknown_type $size
 787   * @return unknown
 788   */
 789  function wp_convert_hr_to_bytes( $size ) {
 790      $size = strtolower($size);
 791      $bytes = (int) $size;
 792      if ( strpos($size, 'k') !== false )
 793          $bytes = intval($size) * 1024;
 794      elseif ( strpos($size, 'm') !== false )
 795          $bytes = intval($size) * 1024 * 1024;
 796      elseif ( strpos($size, 'g') !== false )
 797          $bytes = intval($size) * 1024 * 1024 * 1024;
 798      return $bytes;
 799  }
 800  
 801  /**
 802   * {@internal Missing Short Description}}
 803   *
 804   * @since 2.3.0
 805   *
 806   * @param unknown_type $bytes
 807   * @return unknown
 808   */
 809  function wp_convert_bytes_to_hr( $bytes ) {
 810      $units = array( 0 => 'B', 1 => 'kB', 2 => 'MB', 3 => 'GB' );
 811      $log = log( $bytes, 1024 );
 812      $power = (int) $log;
 813      $size = pow(1024, $log - $power);
 814      return $size . $units[$power];
 815  }
 816  
 817  /**
 818   * {@internal Missing Short Description}}
 819   *
 820   * @since 2.5.0
 821   *
 822   * @return unknown
 823   */
 824  function wp_max_upload_size() {
 825      $u_bytes = wp_convert_hr_to_bytes( ini_get( 'upload_max_filesize' ) );
 826      $p_bytes = wp_convert_hr_to_bytes( ini_get( 'post_max_size' ) );
 827      $bytes = apply_filters( 'upload_size_limit', min($u_bytes, $p_bytes), $u_bytes, $p_bytes );
 828      return $bytes;
 829  }
 830  
 831  /**
 832   * Outputs the form used by the importers to accept the data to be imported
 833   *
 834   * @since 2.0.0
 835   *
 836   * @param string $action The action attribute for the form.
 837   */
 838  function wp_import_upload_form( $action ) {
 839      $bytes = apply_filters( 'import_upload_size_limit', wp_max_upload_size() );
 840      $size = wp_convert_bytes_to_hr( $bytes );
 841      $upload_dir = wp_upload_dir();
 842      if ( ! empty( $upload_dir['error'] ) ) :
 843          ?><div class="error"><p><?php _e('Before you can upload your import file, you will need to fix the following error:'); ?></p>
 844          <p><strong><?php echo $upload_dir['error']; ?></strong></p></div><?php
 845      else :
 846  ?>
 847  <form enctype="multipart/form-data" id="import-upload-form" method="post" action="<?php echo esc_attr(wp_nonce_url($action, 'import-upload')); ?>">
 848  <p>
 849  <label for="upload"><?php _e( 'Choose a file from your computer:' ); ?></label> (<?php printf( __('Maximum size: %s' ), $size ); ?>)
 850  <input type="file" id="upload" name="import" size="25" />
 851  <input type="hidden" name="action" value="save" />
 852  <input type="hidden" name="max_file_size" value="<?php echo $bytes; ?>" />
 853  </p>
 854  <?php submit_button( __('Upload file and import'), 'button' ); ?>
 855  </form>
 856  <?php
 857      endif;
 858  }
 859  
 860  /**
 861   * Add a meta box to an edit form.
 862   *
 863   * @since 2.5.0
 864   *
 865   * @param string $id String for use in the 'id' attribute of tags.
 866   * @param string $title Title of the meta box.
 867   * @param string $callback Function that fills the box with the desired content. The function should echo its output.
 868   * @param string $page The type of edit page on which to show the box (post, page, link).
 869   * @param string $context The context within the page where the boxes should show ('normal', 'advanced').
 870   * @param string $priority The priority within the context where the boxes should show ('high', 'low').
 871   */
 872  function add_meta_box($id, $title, $callback, $page, $context = 'advanced', $priority = 'default', $callback_args=null) {
 873      global $wp_meta_boxes;
 874  
 875      if ( !isset($wp_meta_boxes) )
 876          $wp_meta_boxes = array();
 877      if ( !isset($wp_meta_boxes[$page]) )
 878          $wp_meta_boxes[$page] = array();
 879      if ( !isset($wp_meta_boxes[$page][$context]) )
 880          $wp_meta_boxes[$page][$context] = array();
 881  
 882      foreach ( array_keys($wp_meta_boxes[$page]) as $a_context ) {
 883          foreach ( array('high', 'core', 'default', 'low') as $a_priority ) {
 884              if ( !isset($wp_meta_boxes[$page][$a_context][$a_priority][$id]) )
 885                  continue;
 886  
 887              // If a core box was previously added or removed by a plugin, don't add.
 888              if ( 'core' == $priority ) {
 889                  // If core box previously deleted, don't add
 890                  if ( false === $wp_meta_boxes[$page][$a_context][$a_priority][$id] )
 891                      return;
 892                  // If box was added with default priority, give it core priority to maintain sort order
 893                  if ( 'default' == $a_priority ) {
 894                      $wp_meta_boxes[$page][$a_context]['core'][$id] = $wp_meta_boxes[$page][$a_context]['default'][$id];
 895                      unset($wp_meta_boxes[$page][$a_context]['default'][$id]);
 896                  }
 897                  return;
 898              }
 899              // If no priority given and id already present, use existing priority
 900              if ( empty($priority) ) {
 901                  $priority = $a_priority;
 902              // else if we're adding to the sorted priortiy, we don't know the title or callback. Glab them from the previously added context/priority.
 903              } elseif ( 'sorted' == $priority ) {
 904                  $title = $wp_meta_boxes[$page][$a_context][$a_priority][$id]['title'];
 905                  $callback = $wp_meta_boxes[$page][$a_context][$a_priority][$id]['callback'];
 906                  $callback_args = $wp_meta_boxes[$page][$a_context][$a_priority][$id]['args'];
 907              }
 908              // An id can be in only one priority and one context
 909              if ( $priority != $a_priority || $context != $a_context )
 910                  unset($wp_meta_boxes[$page][$a_context][$a_priority][$id]);
 911          }
 912      }
 913  
 914      if ( empty($priority) )
 915          $priority = 'low';
 916  
 917      if ( !isset($wp_meta_boxes[$page][$context][$priority]) )
 918          $wp_meta_boxes[$page][$context][$priority] = array();
 919  
 920      $wp_meta_boxes[$page][$context][$priority][$id] = array('id' => $id, 'title' => $title, 'callback' => $callback, 'args' => $callback_args);
 921  }
 922  
 923  /**
 924   * Meta-Box template function
 925   *
 926   * @since 2.5.0
 927   *
 928   * @param string $page page identifier, also known as screen identifier
 929   * @param string $context box context
 930   * @param mixed $object gets passed to the box callback function as first parameter
 931   * @return int number of meta_boxes
 932   */
 933  function do_meta_boxes($page, $context, $object) {
 934      global $wp_meta_boxes;
 935      static $already_sorted = false;
 936  
 937      $hidden = get_hidden_meta_boxes($page);
 938  
 939      printf('<div id="%s-sortables" class="meta-box-sortables">', htmlspecialchars($context));
 940  
 941      $i = 0;
 942      do {
 943          // Grab the ones the user has manually sorted. Pull them out of their previous context/priority and into the one the user chose
 944          if ( !$already_sorted && $sorted = get_user_option( "meta-box-order_$page" ) ) {
 945              foreach ( $sorted as $box_context => $ids )
 946                  foreach ( explode(',', $ids) as $id )
 947                      if ( $id )
 948                          add_meta_box( $id, null, null, $page, $box_context, 'sorted' );
 949          }
 950          $already_sorted = true;
 951  
 952          if ( !isset($wp_meta_boxes) || !isset($wp_meta_boxes[$page]) || !isset($wp_meta_boxes[$page][$context]) )
 953              break;
 954  
 955          foreach ( array('high', 'sorted', 'core', 'default', 'low') as $priority ) {
 956              if ( isset($wp_meta_boxes[$page][$context][$priority]) ) {
 957                  foreach ( (array) $wp_meta_boxes[$page][$context][$priority] as $box ) {
 958                      if ( false == $box || ! $box['title'] )
 959                          continue;
 960                      $i++;
 961                      $style = '';
 962                      $hidden_class = in_array($box['id'], $hidden) ? ' hide-if-js' : '';
 963                      echo '<div id="' . $box['id'] . '" class="postbox ' . postbox_classes($box['id'], $page) . $hidden_class . '" ' . '>' . "\n";
 964                      if ( 'dashboard_browser_nag' != $box['id'] )
 965                          echo '<div class="handlediv" title="' . esc_attr__('Click to toggle') . '"><br /></div>';
 966                      echo "<h3 class='hndle'><span>{$box['title']}</span></h3>\n";
 967                      echo '<div class="inside">' . "\n";
 968                      call_user_func($box['callback'], $object, $box);
 969                      echo "</div>\n";
 970                      echo "</div>\n";
 971                  }
 972              }
 973          }
 974      } while(0);
 975  
 976      echo "</div>";
 977  
 978      return $i;
 979  
 980  }
 981  
 982  /**
 983   * Remove a meta box from an edit form.
 984   *
 985   * @since 2.6.0
 986   *
 987   * @param string $id String for use in the 'id' attribute of tags.
 988   * @param string $page The type of edit page on which to show the box (post, page, link).
 989   * @param string $context The context within the page where the boxes should show ('normal', 'advanced').
 990   */
 991  function remove_meta_box($id, $page, $context) {
 992      global $wp_meta_boxes;
 993  
 994      if ( !isset($wp_meta_boxes) )
 995          $wp_meta_boxes = array();
 996      if ( !isset($wp_meta_boxes[$page]) )
 997          $wp_meta_boxes[$page] = array();
 998      if ( !isset($wp_meta_boxes[$page][$context]) )
 999          $wp_meta_boxes[$page][$context] = array();
1000  
1001      foreach ( array('high', 'core', 'default', 'low') as $priority )
1002          $wp_meta_boxes[$page][$context][$priority][$id] = false;
1003  }
1004  
1005  /**
1006   * {@internal Missing Short Description}}
1007   *
1008   * @since 2.7.0
1009   *
1010   * @param unknown_type $screen
1011   */
1012  function meta_box_prefs($screen) {
1013      global $wp_meta_boxes;
1014  
1015      if ( is_string($screen) )
1016          $screen = convert_to_screen($screen);
1017  
1018      if ( empty($wp_meta_boxes[$screen->id]) )
1019          return;
1020  
1021      $hidden = get_hidden_meta_boxes($screen);
1022  
1023      foreach ( array_keys($wp_meta_boxes[$screen->id]) as $context ) {
1024          foreach ( array_keys($wp_meta_boxes[$screen->id][$context]) as $priority ) {
1025              foreach ( $wp_meta_boxes[$screen->id][$context][$priority] as $box ) {
1026                  if ( false == $box || ! $box['title'] )
1027                      continue;
1028                  // Submit box cannot be hidden
1029                  if ( 'submitdiv' == $box['id'] || 'linksubmitdiv' == $box['id'] )
1030                      continue;
1031                  $box_id = $box['id'];
1032                  echo '<label for="' . $box_id . '-hide">';
1033                  echo '<input class="hide-postbox-tog" name="' . $box_id . '-hide" type="checkbox" id="' . $box_id . '-hide" value="' . $box_id . '"' . (! in_array($box_id, $hidden) ? ' checked="checked"' : '') . ' />';
1034                  echo "{$box['title']}</label>\n";
1035              }
1036          }
1037      }
1038  }
1039  
1040  /**
1041   * Get Hidden Meta Boxes
1042   *
1043   * @since 2.7.0
1044   *
1045   * @param string|object $screen Screen identifier
1046   * @return array Hidden Meta Boxes
1047   */
1048  function get_hidden_meta_boxes( $screen ) {
1049      if ( is_string( $screen ) )
1050          $screen = convert_to_screen( $screen );
1051  
1052      $hidden = get_user_option( "metaboxhidden_{$screen->id}" );
1053  
1054      // Hide slug boxes by default
1055      if ( !is_array( $hidden ) ) {
1056          if ( 'post' == $screen->base || 'page' == $screen->base )
1057              $hidden = array('slugdiv', 'trackbacksdiv', 'postcustom', 'postexcerpt', 'commentstatusdiv', 'commentsdiv', 'authordiv', 'revisionsdiv');
1058          else
1059              $hidden = array( 'slugdiv' );
1060          $hidden = apply_filters('default_hidden_meta_boxes', $hidden, $screen);
1061      }
1062  
1063      return $hidden;
1064  }
1065  
1066  /**
1067   * Add a new section to a settings page.
1068   *
1069   * Part of the Settings API. Use this to define new settings sections for an admin page.
1070   * Show settings sections in your admin page callback function with do_settings_sections().
1071   * Add settings fields to your section with add_settings_field()
1072   *
1073   * The $callback argument should be the name of a function that echoes out any
1074   * content you want to show at the top of the settings section before the actual
1075   * fields. It can output nothing if you want.
1076   *
1077   * @since 2.7.0
1078   *
1079   * @global $wp_settings_sections Storage array of all settings sections added to admin pages
1080   *
1081   * @param string $id Slug-name to identify the section. Used in the 'id' attribute of tags.
1082   * @param string $title Formatted title of the section. Shown as the heading for the section.
1083   * @param string $callback Function that echos out any content at the top of the section (between heading and fields).
1084   * @param string $page The slug-name of the settings page on which to show the section. Built-in pages include 'general', 'reading', 'writing', 'discussion', 'media', etc. Create your own using add_options_page();
1085   */
1086  function add_settings_section($id, $title, $callback, $page) {
1087      global $wp_settings_sections;
1088  
1089      if ( 'misc' == $page ) {
1090          _deprecated_argument( __FUNCTION__, '3.0', __( 'The miscellaneous options group has been removed. Use another settings group.' ) );
1091          $page = 'general';
1092      }
1093  
1094      if ( !isset($wp_settings_sections) )
1095          $wp_settings_sections = array();
1096      if ( !isset($wp_settings_sections[$page]) )
1097          $wp_settings_sections[$page] = array();
1098      if ( !isset($wp_settings_sections[$page][$id]) )
1099          $wp_settings_sections[$page][$id] = array();
1100  
1101      $wp_settings_sections[$page][$id] = array('id' => $id, 'title' => $title, 'callback' => $callback);
1102  }
1103  
1104  /**
1105   * Add a new field to a section of a settings page
1106   *
1107   * Part of the Settings API. Use this to define a settings field that will show
1108   * as part of a settings section inside a settings page. The fields are shown using
1109   * do_settings_fields() in do_settings-sections()
1110   *
1111   * The $callback argument should be the name of a function that echoes out the
1112   * html input tags for this setting field. Use get_option() to retrive existing
1113   * values to show.
1114   *
1115   * @since 2.7.0
1116   *
1117   * @global $wp_settings_fields Storage array of settings fields and info about their pages/sections
1118   *
1119   * @param string $id Slug-name to identify the field. Used in the 'id' attribute of tags.
1120   * @param string $title Formatted title of the field. Shown as the label for the field during output.
1121   * @param string $callback Function that fills the field with the desired form inputs. The function should echo its output.
1122   * @param string $page The slug-name of the settings page on which to show the section (general, reading, writing, ...).
1123   * @param string $section The slug-name of the section of the settingss page in which to show the box (default, ...).
1124   * @param array $args Additional arguments
1125   */
1126  function add_settings_field($id, $title, $callback, $page, $section = 'default', $args = array()) {
1127      global $wp_settings_fields;
1128  
1129      if ( 'misc' == $page ) {
1130          _deprecated_argument( __FUNCTION__, '3.0', __( 'The miscellaneous options group has been removed. Use another settings group.' ) );
1131          $page = 'general';
1132      }
1133  
1134      if ( !isset($wp_settings_fields) )
1135          $wp_settings_fields = array();
1136      if ( !isset($wp_settings_fields[$page]) )
1137          $wp_settings_fields[$page] = array();
1138      if ( !isset($wp_settings_fields[$page][$section]) )
1139          $wp_settings_fields[$page][$section] = array();
1140  
1141      $wp_settings_fields[$page][$section][$id] = array('id' => $id, 'title' => $title, 'callback' => $callback, 'args' => $args);
1142  }
1143  
1144  /**
1145   * Prints out all settings sections added to a particular settings page
1146   *
1147   * Part of the Settings API. Use this in a settings page callback function
1148   * to output all the sections and fields that were added to that $page with
1149   * add_settings_section() and add_settings_field()
1150   *
1151   * @global $wp_settings_sections Storage array of all settings sections added to admin pages
1152   * @global $wp_settings_fields Storage array of settings fields and info about their pages/sections
1153   * @since 2.7.0
1154   *
1155   * @param string $page The slug name of the page whos settings sections you want to output
1156   */
1157  function do_settings_sections($page) {
1158      global $wp_settings_sections, $wp_settings_fields;
1159  
1160      if ( !isset($wp_settings_sections) || !isset($wp_settings_sections[$page]) )
1161          return;
1162  
1163      foreach ( (array) $wp_settings_sections[$page] as $section ) {
1164          echo "<h3>{$section['title']}</h3>\n";
1165          call_user_func($section['callback'], $section);
1166          if ( !isset($wp_settings_fields) || !isset($wp_settings_fields[$page]) || !isset($wp_settings_fields[$page][$section['id']]) )
1167              continue;
1168          echo '<table class="form-table">';
1169          do_settings_fields($page, $section['id']);
1170          echo '</table>';
1171      }
1172  }
1173  
1174  /**
1175   * Print out the settings fields for a particular settings section
1176   *
1177   * Part of the Settings API. Use this in a settings page to output
1178   * a specific section. Should normally be called by do_settings_sections()
1179   * rather than directly.
1180   *
1181   * @global $wp_settings_fields Storage array of settings fields and their pages/sections
1182   *
1183   * @since 2.7.0
1184   *
1185   * @param string $page Slug title of the admin page who's settings fields you want to show.
1186   * @param section $section Slug title of the settings section who's fields you want to show.
1187   */
1188  function do_settings_fields($page, $section) {
1189      global $wp_settings_fields;
1190  
1191      if ( !isset($wp_settings_fields) || !isset($wp_settings_fields[$page]) || !isset($wp_settings_fields[$page][$section]) )
1192          return;
1193  
1194      foreach ( (array) $wp_settings_fields[$page][$section] as $field ) {
1195          echo '<tr valign="top">';
1196          if ( !empty($field['args']['label_for']) )
1197              echo '<th scope="row"><label for="' . $field['args']['label_for'] . '">' . $field['title'] . '</label></th>';
1198          else
1199              echo '<th scope="row">' . $field['title'] . '</th>';
1200          echo '<td>';
1201          call_user_func($field['callback'], $field['args']);
1202          echo '</td>';
1203          echo '</tr>';
1204      }
1205  }
1206  
1207  /**
1208   * Register a settings error to be displayed to the user
1209   *
1210   * Part of the Settings API. Use this to show messages to users about settings validation
1211   * problems, missing settings or anything else.
1212   *
1213   * Settings errors should be added inside the $sanitize_callback function defined in
1214   * register_setting() for a given setting to give feedback about the submission.
1215   *
1216   * By default messages will show immediately after the submission that generated the error.
1217   * Additional calls to settings_errors() can be used to show errors even when the settings
1218   * page is first accessed.
1219   *
1220   * @since 3.0.0
1221   *
1222   * @global array $wp_settings_errors Storage array of errors registered during this pageload
1223   *
1224   * @param string $setting Slug title of the setting to which this error applies
1225   * @param string $code Slug-name to identify the error. Used as part of 'id' attribute in HTML output.
1226   * @param string $message The formatted message text to display to the user (will be shown inside styled <div> and <p>)
1227   * @param string $type The type of message it is, controls HTML class. Use 'error' or 'updated'.
1228   */
1229  function add_settings_error( $setting, $code, $message, $type = 'error' ) {
1230      global $wp_settings_errors;
1231  
1232      if ( !isset($wp_settings_errors) )
1233          $wp_settings_errors = array();
1234  
1235      $new_error = array(
1236          'setting' => $setting,
1237          'code' => $code,
1238          'message' => $message,
1239          'type' => $type
1240      );
1241      $wp_settings_errors[] = $new_error;
1242  }
1243  
1244  /**
1245   * Fetch settings errors registered by add_settings_error()
1246   *
1247   * Checks the $wp_settings_errors array for any errors declared during the current
1248   * pageload and returns them.
1249   *
1250   * If changes were just submitted ($_GET['settings-updated']) and settings errors were saved
1251   * to the 'settings_errors' transient then those errors will be returned instead. This
1252   * is used to pass errors back across pageloads.
1253   *
1254   * Use the $sanitize argument to manually re-sanitize the option before returning errors.
1255   * This is useful if you have errors or notices you want to show even when the user
1256   * hasn't submitted data (i.e. when they first load an options page, or in admin_notices action hook)
1257   *
1258   * @since 3.0.0
1259   *
1260   * @global array $wp_settings_errors Storage array of errors registered during this pageload
1261   *
1262   * @param string $setting Optional slug title of a specific setting who's errors you want.
1263   * @param boolean $sanitize Whether to re-sanitize the setting value before returning errors.
1264   * @return array Array of settings errors
1265   */
1266  function get_settings_errors( $setting = '', $sanitize = FALSE ) {
1267      global $wp_settings_errors;
1268  
1269      // If $sanitize is true, manually re-run the sanitizisation for this option
1270      // This allows the $sanitize_callback from register_setting() to run, adding
1271      // any settings errors you want to show by default.
1272      if ( $sanitize )
1273          sanitize_option( $setting, get_option($setting));
1274  
1275      // If settings were passed back from options.php then use them
1276      // Ignore transients if $sanitize is true, we dont' want the old values anyway
1277      if ( isset($_GET['settings-updated']) && $_GET['settings-updated'] && get_transient('settings_errors') ) {
1278          $settings_errors = get_transient('settings_errors');
1279          delete_transient('settings_errors');
1280      // Otherwise check global in case validation has been run on this pageload
1281      } elseif ( count( $wp_settings_errors ) ) {
1282          $settings_errors = $wp_settings_errors;
1283      } else {
1284          return;
1285      }
1286  
1287      // Filter the results to those of a specific setting if one was set
1288      if ( $setting ) {
1289          foreach ( (array) $settings_errors as $key => $details )
1290              if ( $setting != $details['setting'] )
1291                  unset( $settings_errors[$key] );
1292      }
1293      return $settings_errors;
1294  }
1295  
1296  /**
1297   * Display settings errors registered by add_settings_error()
1298   *
1299   * Part of the Settings API. Outputs a <div> for each error retrieved by get_settings_errors().
1300   *
1301   * This is called automatically after a settings page based on the Settings API is submitted.
1302   * Errors should be added during the validation callback function for a setting defined in register_setting()
1303   *
1304   * The $sanitize option is passed into get_settings_errors() and will re-run the setting sanitization
1305   * on its current value.
1306   *
1307   * The $hide_on_update option will cause errors to only show when the settings page is first loaded.
1308   * if the user has already saved new values it will be hidden to avoid repeating messages already
1309   * shown in the default error reporting after submission. This is useful to show general errors like missing
1310   * settings when the user arrives at the settings page.
1311   *
1312   * @since 3.0.0
1313   *
1314   * @param string $setting Optional slug title of a specific setting who's errors you want.
1315   * @param boolean $sanitize Whether to re-sanitize the setting value before returning errors.
1316   * @param boolean $hide_on_update If set to true errors will not be shown if the settings page has already been submitted.
1317   */
1318  function settings_errors( $setting = '', $sanitize = FALSE, $hide_on_update = FALSE ) {
1319  
1320      if ($hide_on_update AND $_GET['settings-updated']) return;
1321  
1322      $settings_errors = get_settings_errors( $setting, $sanitize );
1323  
1324      if ( !is_array($settings_errors) ) return;
1325  
1326      $output = '';
1327      foreach ( $settings_errors as $key => $details ) {
1328          $css_id = 'setting-error-' . $details['code'];
1329          $css_class = $details['type'] . ' settings-error';
1330          $output .= "<div id='$css_id' class='$css_class'> \n";
1331          $output .= "<p><strong>{$details['message']}</strong></p>";
1332          $output .= "</div> \n";
1333      }
1334      echo $output;
1335  }
1336  
1337  /**
1338   * {@internal Missing Short Description}}
1339   *
1340   * @since 2.7.0
1341   *
1342   * @param unknown_type $found_action
1343   */
1344  function find_posts_div($found_action = '') {
1345  ?>
1346      <div id="find-posts" class="find-box" style="display:none;">
1347          <div id="find-posts-head" class="find-box-head"><?php _e('Find Posts or Pages'); ?></div>
1348          <div class="find-box-inside">
1349              <div class="find-box-search">
1350                  <?php if ( $found_action ) { ?>
1351                      <input type="hidden" name="found_action" value="<?php echo esc_attr($found_action); ?>" />
1352                  <?php } ?>
1353  
1354                  <input type="hidden" name="affected" id="affected" value="" />
1355                  <?php wp_nonce_field( 'find-posts', '_ajax_nonce', false ); ?>
1356                  <label class="screen-reader-text" for="find-posts-input"><?php _e( 'Search' ); ?></label>
1357                  <input type="text" id="find-posts-input" name="ps" value="" />
1358                  <input type="button" id="find-posts-search" value="<?php esc_attr_e( 'Search' ); ?>" class="button" /><br />
1359  
1360                  <?php
1361                  $post_types = get_post_types( array('public' => true), 'objects' );
1362                  foreach ( $post_types as $post ) {
1363                      if ( 'attachment' == $post->name )
1364                          continue;
1365                  ?>
1366                  <input type="radio" name="find-posts-what" id="find-posts-<?php echo esc_attr($post->name); ?>" value="<?php echo esc_attr($post->name); ?>" <?php checked($post->name,  'post'); ?> />
1367                  <label for="find-posts-<?php echo esc_attr($post->name); ?>"><?php echo $post->label; ?></label>
1368                  <?php
1369                  } ?>
1370              </div>
1371              <div id="find-posts-response"></div>
1372          </div>
1373          <div class="find-box-buttons">
1374              <input id="find-posts-close" type="button" class="button alignleft" value="<?php esc_attr_e('Close'); ?>" />
1375              <?php submit_button( __( 'Select' ), 'button-primary alignright', 'find-posts-submit', false ); ?>
1376          </div>
1377      </div>
1378  <?php
1379  }
1380  
1381  /**
1382   * Display the post password.
1383   *
1384   * The password is passed through {@link esc_attr()} to ensure that it
1385   * is safe for placing in an html attribute.
1386   *
1387   * @uses attr
1388   * @since 2.7.0
1389   */
1390  function the_post_password() {
1391      global $post;
1392      if ( isset( $post->post_password ) ) echo esc_attr( $post->post_password );
1393  }
1394  
1395  /**
1396   * {@internal Missing Short Description}}
1397   *
1398   * @since 2.7.0
1399   */
1400  function favorite_actions( $screen = null ) {
1401      $default_action = false;
1402  
1403      if ( is_string($screen) )
1404          $screen = convert_to_screen($screen);
1405  
1406      if ( $screen->is_user )
1407          return;
1408  
1409      if ( isset($screen->post_type) ) {
1410          $post_type_object = get_post_type_object($screen->post_type);
1411          if ( 'add' != $screen->action )
1412              $default_action = array('post-new.php?post_type=' . $post_type_object->name => array($post_type_object->labels->new_item, $post_type_object->cap->edit_posts));
1413          else
1414              $default_action = array('edit.php?post_type=' . $post_type_object->name => array($post_type_object->labels->name, $post_type_object->cap->edit_posts));
1415      }
1416  
1417      if ( !$default_action ) {
1418          if ( $screen->is_network ) {
1419              $default_action = array('sites.php' => array( __('Sites'), 'manage_sites'));
1420          } else {
1421              switch ( $screen->id ) {
1422                  case 'upload':
1423                      $default_action = array('media-new.php' => array(__('New Media'), 'upload_files'));
1424                      break;
1425                  case 'media':
1426                      $default_action = array('upload.php' => array(__('Edit Media'), 'upload_files'));
1427                      break;
1428                  case 'link-manager':
1429                  case 'link':
1430                      if ( 'add' != $screen->action )
1431                          $default_action = array('link-add.php' => array(__('New Link'), 'manage_links'));
1432                      else
1433                          $default_action = array('link-manager.php' => array(__('Edit Links'), 'manage_links'));
1434                      break;
1435                  case 'users':
1436                      $default_action = array('user-new.php' => array(__('New User'), 'create_users'));
1437                      break;
1438                  case 'user':
1439                      $default_action = array('users.php' => array(__('Edit Users'), 'edit_users'));
1440                      break;
1441                  case 'plugins':
1442                      $default_action = array('plugin-install.php' => array(__('Install Plugins'), 'install_plugins'));
1443                      break;
1444                  case 'plugin-install':
1445                      $default_action = array('plugins.php' => array(__('Manage Plugins'), 'activate_plugins'));
1446                      break;
1447                  case 'themes':
1448                      $default_action = array('theme-install.php' => array(__('Install Themes'), 'install_themes'));
1449                      break;
1450                  case 'theme-install':
1451                      $default_action = array('themes.php' => array(__('Manage Themes'), 'switch_themes'));
1452                      break;
1453                  default:
1454                      $default_action = array('post-new.php' => array(__('New Post'), 'edit_posts'));
1455                      break;
1456              }
1457          }
1458      }
1459  
1460      if ( !$screen->is_network ) {
1461          $actions = array(
1462              'post-new.php' => array(__('New Post'), 'edit_posts'),
1463              'edit.php?post_status=draft' => array(__('Drafts'), 'edit_posts'),
1464              'post-new.php?post_type=page' => array(__('New Page'), 'edit_pages'),
1465              'media-new.php' => array(__('Upload'), 'upload_files'),
1466              'edit-comments.php' => array(__('Comments'), 'moderate_comments')
1467              );
1468      } else {
1469          $actions = array(
1470              'sites.php' => array( __('Sites'), 'manage_sites'),
1471              'users.php' => array( __('Users'), 'manage_network_users')
1472          );
1473      }
1474  
1475      $default_key = array_keys($default_action);
1476      $default_key = $default_key[0];
1477      if ( isset($actions[$default_key]) )
1478          unset($actions[$default_key]);
1479      $actions = array_merge($default_action, $actions);
1480      $actions = apply_filters( 'favorite_actions', $actions, $screen );
1481  
1482      $allowed_actions = array();
1483      foreach ( $actions as $action => $data ) {
1484          if ( current_user_can($data[1]) )
1485              $allowed_actions[$action] = $data[0];
1486      }
1487  
1488      if ( empty($allowed_actions) )
1489          return;
1490  
1491      $first = array_keys($allowed_actions);
1492      $first = $first[0];
1493      echo '<div id="favorite-actions">';
1494      echo '<div id="favorite-first"><a href="' . $first . '">' . $allowed_actions[$first] . '</a></div><div id="favorite-toggle"><br /></div>';
1495      echo '<div id="favorite-inside">';
1496  
1497      array_shift($allowed_actions);
1498  
1499      foreach ( $allowed_actions as $action => $label) {
1500          echo "<div class='favorite-action'><a href='$action'>";
1501          echo $label;
1502          echo "</a></div>\n";
1503      }
1504      echo "</div></div>\n";
1505  }
1506  
1507  /**
1508   * Get the post title.
1509   *
1510   * The post title is fetched and if it is blank then a default string is
1511   * returned.
1512   *
1513   * @since 2.7.0
1514   * @param int $post_id The post id. If not supplied the global $post is used.
1515   * @return string The post title if set
1516   */
1517  function _draft_or_post_title( $post_id = 0 ) {
1518      $title = get_the_title($post_id);
1519      if ( empty($title) )
1520          $title = __('(no title)');
1521      return $title;
1522  }
1523  
1524  /**
1525   * Display the search query.
1526   *
1527   * A simple wrapper to display the "s" parameter in a GET URI. This function
1528   * should only be used when {@link the_search_query()} cannot.
1529   *
1530   * @uses attr
1531   * @since 2.7.0
1532   *
1533   */
1534  function _admin_search_query() {
1535      echo isset($_REQUEST['s']) ? esc_attr( stripslashes( $_REQUEST['s'] ) ) : '';
1536  }
1537  
1538  /**
1539   * Generic Iframe header for use with Thickbox
1540   *
1541   * @since 2.7.0
1542   * @param string $title Title of the Iframe page.
1543   * @param bool $limit_styles Limit styles to colour-related styles only (unless others are enqueued).
1544   *
1545   */
1546  function iframe_header( $title = '', $limit_styles = false ) {
1547      show_admin_bar( false );
1548      global $hook_suffix, $current_screen, $current_user, $admin_body_class, $wp_locale;
1549      $admin_body_class = preg_replace('/[^a-z0-9_-]+/i', '-', $hook_suffix);
1550      $admin_body_class .= ' iframe';
1551  
1552  ?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
1553  <html xmlns="http://www.w3.org/1999/xhtml" <?php do_action('admin_xml_ns'); ?> <?php language_attributes(); ?>>
1554  <head>
1555  <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php echo get_option('blog_charset'); ?>" />
1556  <title><?php bloginfo('name') ?> &rsaquo; <?php echo $title ?> &#8212; <?php _e('WordPress'); ?></title>
1557  <?php
1558  wp_enqueue_style( 'global' );
1559  if ( ! $limit_styles )
1560      wp_enqueue_style( 'wp-admin' );
1561  wp_enqueue_style( 'colors' );
1562  ?>
1563  <script type="text/javascript">
1564  //<![CDATA[
1565  addLoadEvent = function(func){if(typeof jQuery!="undefined")jQuery(document).ready(func);else if(typeof wpOnload!='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
1566  function tb_close(){var win=window.dialogArguments||opener||parent||top;win.tb_remove();}
1567  var userSettings = {
1568          'url': '<?php echo SITECOOKIEPATH; ?>',
1569          'uid': '<?php if ( ! isset($current_user) ) $current_user = wp_get_current_user(); echo $current_user->ID; ?>',
1570          'time':'<?php echo time() ?>'
1571      },
1572      ajaxurl = '<?php echo admin_url('admin-ajax.php'); ?>',
1573      pagenow = '<?php echo $current_screen->id; ?>',
1574      typenow = '<?php if ( isset($current_screen->post_type) ) echo $current_screen->post_type; ?>',
1575      adminpage = '<?php echo $admin_body_class; ?>',
1576      thousandsSeparator = '<?php echo addslashes( $wp_locale->number_format['thousands_sep'] ); ?>',
1577      decimalPoint = '<?php echo addslashes( $wp_locale->number_format['decimal_point'] ); ?>',
1578      isRtl = <?php echo (int) is_rtl(); ?>;
1579  //]]>
1580  </script>
1581  <?php
1582  do_action('admin_enqueue_scripts', $hook_suffix);
1583  do_action("admin_print_styles-$hook_suffix");
1584  do_action('admin_print_styles');
1585  do_action("admin_print_scripts-$hook_suffix");
1586  do_action('admin_print_scripts');
1587  do_action("admin_head-$hook_suffix");
1588  do_action('admin_head');
1589  ?>
1590  </head>
1591  <body<?php if ( isset($GLOBALS['body_id']) ) echo ' id="' . $GLOBALS['body_id'] . '"'; ?>  class="no-js <?php echo $admin_body_class; ?>">
1592  <script type="text/javascript">
1593  //<![CDATA[
1594  (function(){
1595  var c = document.body.className;
1596  c = c.replace(/no-js/, 'js');
1597  document.body.className = c;
1598  })();
1599  //]]>
1600  </script>
1601  <?php
1602  }
1603  
1604  /**
1605   * Generic Iframe footer for use with Thickbox
1606   *
1607   * @since 2.7.0
1608   *
1609   */
1610  function iframe_footer() {
1611      //We're going to hide any footer output on iframe pages, but run the hooks anyway since they output Javascript or other needed content. ?>
1612      <div class="hidden">
1613  <?php
1614      do_action('admin_footer', '');
1615      do_action('admin_print_footer_scripts'); ?>
1616      </div>
1617  <script type="text/javascript">if(typeof wpOnload=="function")wpOnload();</script>
1618  </body>
1619  </html>
1620  <?php
1621  }
1622  
1623  function _post_states($post) {
1624      $post_states = array();
1625      if ( isset($_GET['post_status']) )
1626          $post_status = $_GET['post_status'];
1627      else
1628          $post_status = '';
1629  
1630      if ( !empty($post->post_password) )
1631          $post_states['protected'] = __('Password protected');
1632      if ( 'private' == $post->post_status && 'private' != $post_status )
1633          $post_states['private'] = __('Private');
1634      if ( 'draft' == $post->post_status && 'draft' != $post_status )
1635          $post_states['draft'] = __('Draft');
1636      if ( 'pending' == $post->post_status && 'pending' != $post_status )
1637          /* translators: post state */
1638          $post_states['pending'] = _x('Pending', 'post state');
1639      if ( is_sticky($post->ID) )
1640          $post_states['sticky'] = __('Sticky');
1641  
1642      $post_states = apply_filters( 'display_post_states', $post_states );
1643  
1644      if ( ! empty($post_states) ) {
1645          $state_count = count($post_states);
1646          $i = 0;
1647          echo ' - ';
1648          foreach ( $post_states as $state ) {
1649              ++$i;
1650              ( $i == $state_count ) ? $sep = '' : $sep = ', ';
1651              echo "<span class='post-state'>$state$sep</span>";
1652          }
1653      }
1654  
1655      if ( get_post_format( $post->ID ) )
1656          echo ' - <span class="post-state-format">' . get_post_format_string( get_post_format( $post->ID ) ) . '</span>';
1657  }
1658  
1659  function _media_states( $post ) {
1660      $media_states = array();
1661      $stylesheet = get_option('stylesheet');
1662  
1663      if ( current_theme_supports( 'custom-header') ) {
1664          $meta_header = get_post_meta($post->ID, '_wp_attachment_is_custom_header', true );
1665          if ( ! empty( $meta_header ) && $meta_header == $stylesheet )
1666              $media_states[] = __( 'Header Image' );
1667      }
1668  
1669      if ( current_theme_supports( 'custom-background') ) {
1670          $meta_background = get_post_meta($post->ID, '_wp_attachment_is_custom_background', true );
1671          if ( ! empty( $meta_background ) && $meta_background == $stylesheet )
1672              $media_states[] = __( 'Background Image' );
1673      }
1674  
1675      $media_states = apply_filters( 'display_media_states', $media_states );
1676  
1677      if ( ! empty( $media_states ) ) {
1678          $state_count = count( $media_states );
1679          $i = 0;
1680          echo ' - ';
1681          foreach ( $media_states as $state ) {
1682              ++$i;
1683              ( $i == $state_count ) ? $sep = '' : $sep = ', ';
1684              echo "<span class='post-state'>$state$sep</span>";
1685          }
1686      }
1687  }
1688  
1689  /**
1690   * Convert a screen string to a screen object
1691   *
1692   * @since 3.0.0
1693   *
1694   * @param string $screen The name of the screen
1695   * @return object An object containing the safe screen name and id
1696   */
1697  function convert_to_screen( $screen ) {
1698      $screen = str_replace( array('.php', '-new', '-add', '-network', '-user' ), '', $screen);
1699  
1700      if ( is_network_admin() )
1701          $screen .= '-network';
1702      elseif ( is_user_admin() )
1703          $screen .= '-user';
1704  
1705      $screen = (string) apply_filters( 'screen_meta_screen', $screen );
1706      $screen = (object) array('id' => $screen, 'base' => $screen);
1707      return $screen;
1708  }
1709  
1710  function screen_meta($screen) {
1711      global $wp_meta_boxes, $_wp_contextual_help, $wp_list_table, $wp_current_screen_options;
1712  
1713      if ( is_string($screen) )
1714          $screen = convert_to_screen($screen);
1715  
1716      $columns = get_column_headers( $screen );
1717      $hidden = get_hidden_columns( $screen );
1718  
1719      $meta_screens = array('index' => 'dashboard');
1720  
1721      if ( isset($meta_screens[$screen->id]) ) {
1722          $screen->id = $meta_screens[$screen->id];
1723          $screen->base = $screen->id;
1724      }
1725  
1726      $show_screen = false;
1727      if ( !empty($wp_meta_boxes[$screen->id]) || !empty($columns) )
1728          $show_screen = true;
1729  
1730      $screen_options = screen_options($screen);
1731      if ( $screen_options )
1732          $show_screen = true;
1733  
1734      if ( !isset($_wp_contextual_help) )
1735          $_wp_contextual_help = array();
1736  
1737      $settings = apply_filters('screen_settings', '', $screen);
1738  
1739      switch ( $screen->id ) {
1740          case 'widgets':
1741              $settings = '<p><a id="access-on" href="widgets.php?widgets-access=on">' . __('Enable accessibility mode') . '</a><a id="access-off" href="widgets.php?widgets-access=off">' . __('Disable accessibility mode') . "</a></p>\n";
1742              $show_screen = true;
1743              break;
1744      }
1745      if ( ! empty( $settings ) )
1746          $show_screen = true;
1747  
1748      if ( !empty($wp_current_screen_options) )
1749          $show_screen = true;
1750  
1751      $show_screen = apply_filters('screen_options_show_screen', $show_screen, $screen);
1752  
1753  ?>
1754  <div id="screen-meta">
1755  <?php if ( $show_screen ) : ?>
1756  <div id="screen-options-wrap" class="hidden">
1757      <form id="adv-settings" action="" method="post">
1758      <?php if ( isset($wp_meta_boxes[$screen->id]) ) : ?>
1759          <h5><?php _ex('Show on screen', 'Metaboxes') ?></h5>
1760          <div class="metabox-prefs">
1761              <?php meta_box_prefs($screen); ?>
1762              <br class="clear" />
1763          </div>
1764          <?php endif;
1765          if ( ! empty($columns) ) : ?>
1766          <h5><?php echo ( isset( $columns['_title'] ) ?  $columns['_title'] :  _x('Show on screen', 'Columns') ) ?></h5>
1767          <div class="metabox-prefs">
1768  <?php
1769      $special = array('_title', 'cb', 'comment', 'media', 'name', 'title', 'username', 'blogname');
1770  
1771      foreach ( $columns as $column => $title ) {
1772          // Can't hide these for they are special
1773          if ( in_array( $column, $special ) )
1774              continue;
1775          if ( empty( $title ) )
1776              continue;
1777  
1778          if ( 'comments' == $column )
1779              $title = __( 'Comments' );
1780          $id = "$column-hide";
1781          echo '<label for="' . $id . '">';
1782          echo '<input class="hide-column-tog" name="' . $id . '" type="checkbox" id="' . $id . '" value="' . $column . '"' . checked( !in_array($column, $hidden), true, false ) . ' />';
1783          echo "$title</label>\n";
1784      }
1785  ?>
1786              <br class="clear" />
1787          </div>
1788      <?php endif;
1789      echo screen_layout($screen);
1790  
1791      if ( !empty( $screen_options ) ) {
1792          ?>
1793          <h5><?php _ex('Show on screen', 'Screen Options') ?></h5>
1794          <?php
1795      }
1796  
1797      echo $screen_options;
1798      echo $settings; ?>
1799  <div><?php wp_nonce_field( 'screen-options-nonce', 'screenoptionnonce', false ); ?></div>
1800  </form>
1801  </div>
1802  
1803  <?php endif; // $show_screen
1804  
1805      $_wp_contextual_help = apply_filters('contextual_help_list', $_wp_contextual_help, $screen);
1806      ?>
1807      <div id="contextual-help-wrap" class="hidden">
1808      <?php
1809      $contextual_help = '';
1810      if ( isset($_wp_contextual_help[$screen->id]) ) {
1811          $contextual_help .= '<div class="metabox-prefs">' . $_wp_contextual_help[$screen->id] . "</div>\n";
1812      } else {
1813          $contextual_help .= '<div class="metabox-prefs">';
1814          $default_help = __('<a href="http://codex.wordpress.org/" target="_blank">Documentation</a>');
1815          $default_help .= '<br />';
1816          $default_help .= __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>');
1817          $contextual_help .= apply_filters('default_contextual_help', $default_help);
1818          $contextual_help .= "</div>\n";
1819      }
1820  
1821      echo apply_filters('contextual_help', $contextual_help, $screen->id, $screen);
1822      ?>
1823      </div>
1824  
1825  <div id="screen-meta-links">
1826  <div id="contextual-help-link-wrap" class="hide-if-no-js screen-meta-toggle">
1827  <a href="#contextual-help" id="contextual-help-link" class="show-settings"><?php _e('Help') ?></a>
1828  </div>
1829  <?php if ( $show_screen ) { ?>
1830  <div id="screen-options-link-wrap" class="hide-if-no-js screen-meta-toggle">
1831  <a href="#screen-options" id="show-settings-link" class="show-settings"><?php _e('Screen Options') ?></a>
1832  </div>
1833  <?php } ?>
1834  </div>
1835  </div>
1836  <?php
1837  }
1838  
1839  /**
1840   * Add contextual help text for a page
1841   *
1842   * @since 2.7.0
1843   *
1844   * @param string $screen The handle for the screen to add help to.  This is usually the hook name returned by the add_*_page() functions.
1845   * @param string $help Arbitrary help text
1846   */
1847  function add_contextual_help($screen, $help) {
1848      global $_wp_contextual_help;
1849  
1850      if ( is_string($screen) )
1851          $screen = convert_to_screen($screen);
1852  
1853      if ( !isset($_wp_contextual_help) )
1854          $_wp_contextual_help = array();
1855  
1856      $_wp_contextual_help[$screen->id] = $help;
1857  }
1858  
1859  function screen_layout($screen) {
1860      global $screen_layout_columns, $wp_current_screen_options;
1861  
1862      if ( is_string($screen) )
1863          $screen = convert_to_screen($screen);
1864  
1865      // Back compat for plugins using the filter instead of add_screen_option()
1866      $columns = apply_filters('screen_layout_columns', array(), $screen->id, $screen);
1867      if ( !empty($columns) && isset($columns[$screen->id]) )
1868          add_screen_option('layout_columns', array('max' => $columns[$screen->id]) );
1869  
1870      if ( !isset($wp_current_screen_options['layout_columns']) ) {
1871          $screen_layout_columns = 0;
1872          return '';
1873      }
1874  
1875      $screen_layout_columns = get_user_option("screen_layout_$screen->id");
1876      $num = $wp_current_screen_options['layout_columns']['max'];
1877  
1878      if ( ! $screen_layout_columns ) {
1879          if ( isset($wp_current_screen_options['layout_columns']['default']) )
1880              $screen_layout_columns = $wp_current_screen_options['layout_columns']['default'];
1881          else
1882              $screen_layout_columns = 2;
1883      }
1884  
1885      $i = 1;
1886      $return = '<h5>' . __('Screen Layout') . "</h5>\n<div class='columns-prefs'>" . __('Number of Columns:') . "\n";
1887      while ( $i <= $num ) {
1888          $return .= "<label><input type='radio' name='screen_columns' value='$i'" . ( ($screen_layout_columns == $i) ? " checked='checked'" : "" ) . " /> $i</label>\n";
1889          ++$i;
1890      }
1891      $return .= "</div>\n";
1892      return $return;
1893  }
1894  
1895  /**
1896   * Register and configure an admin screen option
1897   *
1898   * @since 3.1.0
1899   *
1900   * @param string $option An option name.
1901   * @param mixed $args Option dependent arguments
1902   * @return void
1903   */
1904  function add_screen_option( $option, $args = array() ) {
1905      global $wp_current_screen_options;
1906  
1907      if ( !isset($wp_current_screen_options) )
1908          $wp_current_screen_options = array();
1909  
1910      $wp_current_screen_options[$option] = $args;
1911  }
1912  
1913  function screen_options($screen) {
1914      global $wp_current_screen_options;
1915  
1916      if ( is_string($screen) )
1917          $screen = convert_to_screen($screen);
1918  
1919      if ( !isset($wp_current_screen_options['per_page']) )
1920          return '';
1921  
1922      $per_page_label = $wp_current_screen_options['per_page']['label'];
1923  
1924      if ( empty($wp_current_screen_options['per_page']['option']) ) {
1925          $option = str_replace( '-', '_', "{$screen->id}_per_page" );
1926      } else {
1927          $option = $wp_current_screen_options['per_page']['option'];
1928      }
1929  
1930      $per_page = (int) get_user_option( $option );
1931      if ( empty( $per_page ) || $per_page < 1 ) {
1932          if ( isset($wp_current_screen_options['per_page']['default']) )
1933              $per_page = $wp_current_screen_options['per_page']['default'];
1934          else
1935              $per_page = 20;
1936      }
1937  
1938      if ( 'edit_comments_per_page' == $option )
1939          $per_page = apply_filters( 'comments_per_page', $per_page, isset($_REQUEST['comment_status']) ? $_REQUEST['comment_status'] : 'all' );
1940      elseif ( 'categories_per_page' == $option )
1941          $per_page = apply_filters( 'edit_categories_per_page', $per_page );
1942      else
1943          $per_page = apply_filters( $option, $per_page );
1944  
1945      // Back compat
1946      if ( isset( $screen->post_type ) )
1947          $per_page = apply_filters( 'edit_posts_per_page', $per_page, $screen->post_type );
1948  
1949      $return = "<div class='screen-options'>\n";
1950      if ( !empty($per_page_label) )
1951          $return .= "<input type='text' class='screen-per-page' name='wp_screen_options[value]' id='$option' maxlength='3' value='$per_page' /> <label for='$option'>$per_page_label</label>\n";
1952      $return .= get_submit_button( __( 'Apply' ), 'button', 'screen-options-apply', false );
1953      $return .= "<input type='hidden' name='wp_screen_options[option]' value='" . esc_attr($option) . "' />";
1954      $return .= "</div>\n";
1955      return $return;
1956  }
1957  
1958  function screen_icon( $screen = '' ) {
1959      echo get_screen_icon( $screen );
1960  }
1961  
1962  function get_screen_icon( $screen = '' ) {
1963      global $current_screen, $typenow;
1964  
1965      if ( empty($screen) )
1966          $screen = $current_screen;
1967      elseif ( is_string($screen) )
1968          $name = $screen;
1969  
1970      $class = 'icon32';
1971  
1972      if ( empty($name) ) {
1973          if ( !empty($screen->parent_base) )
1974              $name = $screen->parent_base;
1975          else
1976              $name = $screen->base;
1977  
1978          if ( 'edit' == $name && isset($screen->post_type) && 'page' == $screen->post_type )
1979              $name = 'edit-pages';
1980  
1981          $post_type = '';
1982          if ( isset( $screen->post_type ) )
1983              $post_type = $screen->post_type;
1984          elseif ( $current_screen == $screen )
1985              $post_type = $typenow;
1986          if ( $post_type )
1987              $class .= ' ' . sanitize_html_class( 'icon32-posts-' . $post_type );
1988      }
1989  
1990      return '<div id="icon-' . esc_attr( $name ) . '" class="' . $class . '"><br /></div>';
1991  }
1992  
1993  /**
1994   * Test support for compressing JavaScript from PHP
1995   *
1996   * Outputs JavaScript that tests if compression from PHP works as expected
1997   * and sets an option with the result. Has no effect when the current user
1998   * is not an administrator. To run the test again the option 'can_compress_scripts'
1999   * has to be deleted.
2000   *
2001   * @since 2.8.0
2002   */
2003  function compression_test() {
2004  ?>
2005      <script type="text/javascript">
2006      /* <![CDATA[ */
2007      var testCompression = {
2008          get : function(test) {
2009              var x;
2010              if ( window.XMLHttpRequest ) {
2011                  x = new XMLHttpRequest();
2012              } else {
2013                  try{x=new ActiveXObject('Msxml2.XMLHTTP');}catch(e){try{x=new ActiveXObject('Microsoft.XMLHTTP');}catch(e){};}
2014              }
2015  
2016              if (x) {
2017                  x.onreadystatechange = function() {
2018                      var r, h;
2019                      if ( x.readyState == 4 ) {
2020                          r = x.responseText.substr(0, 18);
2021                          h = x.getResponseHeader('Content-Encoding');
2022                          testCompression.check(r, h, test);
2023                      }
2024                  }
2025  
2026                  x.open('GET', ajaxurl + '?action=wp-compression-test&test='+test+'&'+(new Date()).getTime(), true);
2027                  x.send('');
2028              }
2029          },
2030  
2031          check : function(r, h, test) {
2032              if ( ! r && ! test )
2033                  this.get(1);
2034  
2035              if ( 1 == test ) {
2036                  if ( h && ( h.match(/deflate/i) || h.match(/gzip/i) ) )
2037                      this.get('no');
2038                  else
2039                      this.get(2);
2040  
2041                  return;
2042              }
2043  
2044              if ( 2 == test ) {
2045                  if ( '"wpCompressionTest' == r )
2046                      this.get('yes');
2047                  else
2048                      this.get('no');
2049              }
2050          }
2051      };
2052      testCompression.check();
2053      /* ]]> */
2054      </script>
2055  <?php
2056  }
2057  
2058  /**
2059   *  Get the current screen object
2060   *
2061   *  @since 3.1.0
2062   *
2063   * @return object Current screen object
2064   */
2065  function get_current_screen() {
2066      global $current_screen;
2067  
2068      if ( !isset($current_screen) )
2069          return null;
2070  
2071      return $current_screen;
2072  }
2073  
2074  /**
2075   * Set the current screen object
2076   *
2077   * @since 3.0.0
2078   *
2079   * @uses $current_screen
2080   *
2081   * @param string $id Screen id, optional.
2082   */
2083  function set_current_screen( $id =  '' ) {
2084      global $current_screen, $hook_suffix, $typenow, $taxnow;
2085  
2086      $action = '';
2087  
2088      if ( empty($id) ) {
2089          $current_screen = $hook_suffix;
2090          $current_screen = str_replace('.php', '', $current_screen);
2091          if ( preg_match('/-add|-new$/', $current_screen) )
2092              $action = 'add';
2093          $current_screen = str_replace('-new', '', $current_screen);
2094          $current_screen = str_replace('-add', '', $current_screen);
2095          $current_screen = array('id' => $current_screen, 'base' => $current_screen);
2096      } else {
2097          $id = sanitize_key($id);
2098          if ( false !== strpos($id, '-') ) {
2099              list( $id, $typenow ) = explode('-', $id, 2);
2100              if ( taxonomy_exists( $typenow ) ) {
2101                  $id = 'edit-tags';
2102                  $taxnow = $typenow;
2103                  $typenow = '';
2104              }
2105          }
2106          $current_screen = array('id' => $id, 'base' => $id);
2107      }
2108  
2109      $current_screen = (object) $current_screen;
2110  
2111      $current_screen->action = $action;
2112  
2113      // Map index to dashboard
2114      if ( 'index' == $current_screen->base )
2115          $current_screen->base = 'dashboard';
2116      if ( 'index' == $current_screen->id )
2117          $current_screen->id = 'dashboard';
2118  
2119      if ( 'edit' == $current_screen->id ) {
2120          if ( empty($typenow) )
2121              $typenow = 'post';
2122          $current_screen->id .= '-' . $typenow;
2123          $current_screen->post_type = $typenow;
2124      } elseif ( 'post' == $current_screen->id ) {
2125          if ( empty($typenow) )
2126              $typenow = 'post';
2127          $current_screen->id = $typenow;
2128          $current_screen->post_type = $typenow;
2129      } elseif ( 'edit-tags' == $current_screen->id ) {
2130          if ( empty($taxnow) )
2131              $taxnow = 'post_tag';
2132          $current_screen->id = 'edit-' . $taxnow;
2133          $current_screen->taxonomy = $taxnow;
2134      }
2135  
2136      $current_screen->is_network = is_network_admin();
2137      $current_screen->is_user = is_user_admin();
2138  
2139      if ( $current_screen->is_network ) {
2140          $current_screen->base .= '-network';
2141          $current_screen->id .= '-network';
2142      } elseif ( $current_screen->is_user ) {
2143          $current_screen->base .= '-user';
2144          $current_screen->id .= '-user';
2145      }
2146  
2147      $current_screen = apply_filters('current_screen', $current_screen);
2148  }
2149  
2150  /**
2151   * Echos a submit button, with provided text and appropriate class
2152   *
2153   * @since 3.1.0
2154   *
2155   * @param string $text The text of the button (defaults to 'Save Changes')
2156   * @param string $type The type of button. One of: primary, secondary, delete
2157   * @param string $name The HTML name of the submit button. Defaults to "submit". If no id attribute
2158   *               is given in $other_attributes below, $name will be used as the button's id.
2159   * @param bool $wrap True if the output button should be wrapped in a paragraph tag,
2160   *                false otherwise. Defaults to true
2161   * @param array|string $other_attributes Other attributes that should be output with the button,
2162   *                     mapping attributes to their values, such as array( 'tabindex' => '1' ).
2163   *                     These attributes will be ouput as attribute="value", such as tabindex="1".
2164   *                     Defaults to no other attributes. Other attributes can also be provided as a
2165   *                     string such as 'tabindex="1"', though the array format is typically cleaner.
2166   */
2167  function submit_button( $text = NULL, $type = 'primary', $name = 'submit', $wrap = true, $other_attributes = NULL ) {
2168      echo get_submit_button( $text, $type, $name, $wrap, $other_attributes );
2169  }
2170  
2171  /**
2172   * Returns a submit button, with provided text and appropriate class
2173   *
2174   * @since 3.1.0
2175   *
2176   * @param string $text The text of the button (defaults to 'Save Changes')
2177   * @param string $type The type of button. One of: primary, secondary, delete
2178   * @param string $name The HTML name of the submit button. Defaults to "submit". If no id attribute
2179   *               is given in $other_attributes below, $name will be used as the button's id.
2180   * @param bool $wrap True if the output button should be wrapped in a paragraph tag,
2181   *                false otherwise. Defaults to true
2182   * @param array|string $other_attributes Other attributes that should be output with the button,
2183   *                     mapping attributes to their values, such as array( 'tabindex' => '1' ).
2184   *                     These attributes will be ouput as attribute="value", such as tabindex="1".
2185   *                     Defaults to no other attributes. Other attributes can also be provided as a
2186   *                     string such as 'tabindex="1"', though the array format is typically cleaner.
2187   */
2188  function get_submit_button( $text = NULL, $type = 'primary', $name = 'submit', $wrap = true, $other_attributes = NULL ) {
2189      switch ( $type ) :
2190          case 'primary' :
2191          case 'secondary' :
2192              $class = 'button-' . $type;
2193              break;
2194          case 'delete' :
2195              $class = 'button-secondary delete';
2196              break;
2197          default :
2198              $class = $type; // Custom cases can just pass in the classes they want to be used
2199      endswitch;
2200      $text = ( NULL == $text ) ? __( 'Save Changes' ) : $text;
2201  
2202      // Default the id attribute to $name unless an id was specifically provided in $other_attributes
2203      $id = $name;
2204      if ( is_array( $other_attributes ) && isset( $other_attributes['id'] ) ) {
2205          $id = $other_attributes['id'];
2206          unset( $other_attributes['id'] );
2207      }
2208  
2209      $attributes = '';
2210      if ( is_array( $other_attributes ) ) {
2211          foreach ( $other_attributes as $attribute => $value ) {
2212              $attributes .= $attribute . '="' . esc_attr( $value ) . '" '; // Trailing space is important
2213          }
2214      } else if ( !empty( $other_attributes ) ) { // Attributes provided as a string
2215          $attributes = $other_attributes;
2216      }
2217  
2218      $button = '<input type="submit" name="' . esc_attr( $name ) . '" id="' . esc_attr( $id ) . '" class="' . esc_attr( $class );
2219      $button    .= '" value="' . esc_attr( $text ) . '" ' . $attributes . ' />';
2220  
2221      if ( $wrap ) {
2222          $button = '<p class="submit">' . $button . '</p>';
2223      }
2224  
2225      return $button;
2226  }