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   1  <?php
   2  /**
   3   * WordPress Administration Media API.
   4   *
   5   * @package WordPress
   6   * @subpackage Administration
   7   */
   8  
   9  /**
  10   * Defines the default media upload tabs
  11   *
  12   * @since 2.5.0
  13   *
  14   * @return array default tabs
  15   */
  16  function media_upload_tabs() {
  17      $_default_tabs = array(
  18          'type' => __('From Computer'), // handler action suffix => tab text
  19          'type_url' => __('From URL'),
  20          'gallery' => __('Gallery'),
  21          'library' => __('Media Library')
  22      );
  23  
  24      return apply_filters('media_upload_tabs', $_default_tabs);
  25  }
  26  
  27  /**
  28   * Adds the gallery tab back to the tabs array if post has image attachments
  29   *
  30   * @since 2.5.0
  31   *
  32   * @param array $tabs
  33   * @return array $tabs with gallery if post has image attachment
  34   */
  35  function update_gallery_tab($tabs) {
  36      global $wpdb;
  37  
  38      if ( !isset($_REQUEST['post_id']) ) {
  39          unset($tabs['gallery']);
  40          return $tabs;
  41      }
  42  
  43      $post_id = intval($_REQUEST['post_id']);
  44  
  45      if ( $post_id )
  46          $attachments = intval( $wpdb->get_var( $wpdb->prepare( "SELECT count(*) FROM $wpdb->posts WHERE post_type = 'attachment' AND post_status != 'trash' AND post_parent = %d", $post_id ) ) );
  47  
  48      if ( empty($attachments) ) {
  49          unset($tabs['gallery']);
  50          return $tabs;
  51      }
  52  
  53      $tabs['gallery'] = sprintf(__('Gallery (%s)'), "<span id='attachments-count'>$attachments</span>");
  54  
  55      return $tabs;
  56  }
  57  add_filter('media_upload_tabs', 'update_gallery_tab');
  58  
  59  /**
  60   * {@internal Missing Short Description}}
  61   *
  62   * @since 2.5.0
  63   */
  64  function the_media_upload_tabs() {
  65      global $redir_tab;
  66      $tabs = media_upload_tabs();
  67      $default = 'type';
  68  
  69      if ( !empty($tabs) ) {
  70          echo "<ul id='sidemenu'>\n";
  71          if ( isset($redir_tab) && array_key_exists($redir_tab, $tabs) )
  72              $current = $redir_tab;
  73          elseif ( isset($_GET['tab']) && array_key_exists($_GET['tab'], $tabs) )
  74              $current = $_GET['tab'];
  75          else
  76              $current = apply_filters('media_upload_default_tab', $default);
  77  
  78          foreach ( $tabs as $callback => $text ) {
  79              $class = '';
  80  
  81              if ( $current == $callback )
  82                  $class = " class='current'";
  83  
  84              $href = add_query_arg(array('tab' => $callback, 's' => false, 'paged' => false, 'post_mime_type' => false, 'm' => false));
  85              $link = "<a href='" . esc_url($href) . "'$class>$text</a>";
  86              echo "\t<li id='" . esc_attr("tab-$callback") . "'>$link</li>\n";
  87          }
  88          echo "</ul>\n";
  89      }
  90  }
  91  
  92  /**
  93   * {@internal Missing Short Description}}
  94   *
  95   * @since 2.5.0
  96   *
  97   * @param integer $id image attachment id
  98   * @param string $caption image caption
  99   * @param string $alt image alt attribute
 100   * @param string $title image title attribute
 101   * @param string $align image css alignment property
 102   * @param string $url image src url
 103   * @param string|bool $rel image rel attribute
 104   * @param string $size image size (thumbnail, medium, large, full or added  with add_image_size() )
 105   * @return string the html to insert into editor
 106   */
 107  function get_image_send_to_editor($id, $caption, $title, $align, $url='', $rel = false, $size='medium', $alt = '') {
 108  
 109      $html = get_image_tag($id, $alt, '', $align, $size);
 110  
 111      $rel = $rel ? ' rel="attachment wp-att-' . esc_attr($id).'"' : '';
 112  
 113      if ( $url )
 114          $html = '<a href="' . esc_attr($url) . "\"$rel>$html</a>";
 115  
 116      $html = apply_filters( 'image_send_to_editor', $html, $id, $caption, $title, $align, $url, $size, $alt );
 117  
 118      return $html;
 119  }
 120  
 121  /**
 122   * Adds image shortcode with caption to editor
 123   *
 124   * @since 2.6.0
 125   *
 126   * @param string $html
 127   * @param integer $id
 128   * @param string $caption image caption
 129   * @param string $alt image alt attribute
 130   * @param string $title image title attribute
 131   * @param string $align image css alignment property
 132   * @param string $url image src url
 133   * @param string $size image size (thumbnail, medium, large, full or added with add_image_size() )
 134   * @return string
 135   */
 136  function image_add_caption( $html, $id, $caption, $title, $align, $url, $size, $alt = '' ) {
 137  
 138      if ( empty($caption) || apply_filters( 'disable_captions', '' ) )
 139          return $html;
 140  
 141      $id = ( 0 < (int) $id ) ? 'attachment_' . $id : '';
 142  
 143      if ( ! preg_match( '/width=["\']([0-9]+)/', $html, $matches ) )
 144          return $html;
 145  
 146      $width = $matches[1];
 147  
 148      $caption = str_replace( array("\r\n", "\r"), "\n", $caption);
 149      $caption = preg_replace_callback( '/<[a-zA-Z0-9]+(?: [^<>]+>)*/', '_cleanup_image_add_caption', $caption );
 150      // convert any remaining line breaks to <br>
 151      $caption = preg_replace( '/[ \n\t]*\n[ \t]*/', '<br />', $caption );
 152  
 153      $html = preg_replace( '/(class=["\'][^\'"]*)align(none|left|right|center)\s?/', '$1', $html );
 154      if ( empty($align) )
 155          $align = 'none';
 156  
 157      $shcode = '[caption id="' . $id . '" align="align' . $align    . '" width="' . $width . '"]' . $html . ' ' . $caption . '[/caption]';
 158  
 159      return apply_filters( 'image_add_caption_shortcode', $shcode, $html );
 160  }
 161  add_filter( 'image_send_to_editor', 'image_add_caption', 20, 8 );
 162  
 163  /**
 164   * Private preg_replace callback used in image_add_caption()
 165   *
 166   * @access private
 167   * @since 3.4.0
 168   */
 169  function _cleanup_image_add_caption( $matches ) {
 170      // remove any line breaks from inside the tags
 171      return preg_replace( '/[\r\n\t]+/', ' ', $matches[0] );
 172  }
 173  
 174  /**
 175   * Adds image html to editor
 176   *
 177   * @since 2.5.0
 178   *
 179   * @param string $html
 180   */
 181  function media_send_to_editor($html) {
 182  ?>
 183  <script type="text/javascript">
 184  /* <![CDATA[ */
 185  var win = window.dialogArguments || opener || parent || top;
 186  win.send_to_editor('<?php echo addslashes($html); ?>');
 187  /* ]]> */
 188  </script>
 189  <?php
 190      exit;
 191  }
 192  
 193  /**
 194   * This handles the file upload POST itself, creating the attachment post.
 195   *
 196   * @since 2.5.0
 197   *
 198   * @param string $file_id Index into the {@link $_FILES} array of the upload
 199   * @param int $post_id The post ID the media is associated with
 200   * @param array $post_data allows you to overwrite some of the attachment
 201   * @param array $overrides allows you to override the {@link wp_handle_upload()} behavior
 202   * @return int the ID of the attachment
 203   */
 204  function media_handle_upload($file_id, $post_id, $post_data = array(), $overrides = array( 'test_form' => false )) {
 205  
 206      $time = current_time('mysql');
 207      if ( $post = get_post($post_id) ) {
 208          if ( substr( $post->post_date, 0, 4 ) > 0 )
 209              $time = $post->post_date;
 210      }
 211  
 212      $name = $_FILES[$file_id]['name'];
 213      $file = wp_handle_upload($_FILES[$file_id], $overrides, $time);
 214  
 215      if ( isset($file['error']) )
 216          return new WP_Error( 'upload_error', $file['error'] );
 217  
 218      $name_parts = pathinfo($name);
 219      $name = trim( substr( $name, 0, -(1 + strlen($name_parts['extension'])) ) );
 220  
 221      $url = $file['url'];
 222      $type = $file['type'];
 223      $file = $file['file'];
 224      $title = $name;
 225      $content = '';
 226  
 227      if ( preg_match( '#^audio#', $type ) ) {
 228          $meta = wp_read_audio_metadata( $file );
 229  
 230          if ( ! empty( $meta['title'] ) )
 231              $title = $meta['title'];
 232  
 233          $content = '';
 234  
 235          if ( ! empty( $title ) ) {
 236  
 237              if ( ! empty( $meta['album'] ) && ! empty( $meta['artist'] ) ) {
 238                  /* translators: 1: audio track title, 2: album title, 3: artist name */
 239                  $content .= sprintf( __( '&#8220;%1$s&#8221; from %2$s by %3$s.' ), $title, $meta['album'], $meta['artist'] );
 240              } else if ( ! empty( $meta['album'] ) ) {
 241                  /* translators: 1: audio track title, 2: album title */
 242                  $content .= sprintf( __( '&#8220;%1$s&#8221; from %2$s.' ), $title, $meta['album'] );
 243              } else if ( ! empty( $meta['artist'] ) ) {
 244                  /* translators: 1: audio track title, 2: artist name */
 245                  $content .= sprintf( __( '&#8220;%1$s&#8221; by %2$s.' ), $title, $meta['artist'] );
 246              } else {
 247                  $content .= sprintf( __( '&#8220;%s&#8221;.' ), $title );
 248              }
 249  
 250          } else if ( ! empty( $meta['album'] ) ) {
 251  
 252              if ( ! empty( $meta['artist'] ) ) {
 253                  /* translators: 1: audio album title, 2: artist name */
 254                  $content .= sprintf( __( '%1$s by %2$s.' ), $meta['album'], $meta['artist'] );
 255              } else {
 256                  $content .= $meta['album'] . '.';
 257              }
 258  
 259          } else if ( ! empty( $meta['artist'] ) ) {
 260  
 261              $content .= $meta['artist'] . '.';
 262  
 263          }
 264  
 265          if ( ! empty( $meta['year'] ) )
 266              $content .= ' ' . sprintf( __( 'Released: %d.' ), $meta['year'] );
 267  
 268          if ( ! empty( $meta['track_number'] ) ) {
 269              $track_number = explode( '/', $meta['track_number'] );
 270              if ( isset( $track_number[1] ) )
 271                  $content .= ' ' . sprintf( __( 'Track %1$s of %2$s.' ), number_format_i18n( $track_number[0] ), number_format_i18n( $track_number[1] ) );
 272              else
 273                  $content .= ' ' . sprintf( __( 'Track %1$s.' ), number_format_i18n( $track_number[0] ) );
 274          }
 275  
 276          if ( ! empty( $meta['genre'] ) )
 277              $content .= ' ' . sprintf( __( 'Genre: %s.' ), $meta['genre'] );
 278  
 279      // use image exif/iptc data for title and caption defaults if possible
 280      } elseif ( $image_meta = @wp_read_image_metadata( $file ) ) {
 281          if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) )
 282              $title = $image_meta['title'];
 283          if ( trim( $image_meta['caption'] ) )
 284              $content = $image_meta['caption'];
 285      }
 286  
 287      // Construct the attachment array
 288      $attachment = array_merge( array(
 289          'post_mime_type' => $type,
 290          'guid' => $url,
 291          'post_parent' => $post_id,
 292          'post_title' => $title,
 293          'post_content' => $content,
 294      ), $post_data );
 295  
 296      // This should never be set as it would then overwrite an existing attachment.
 297      if ( isset( $attachment['ID'] ) )
 298          unset( $attachment['ID'] );
 299  
 300      // Save the data
 301      $id = wp_insert_attachment($attachment, $file, $post_id);
 302      if ( !is_wp_error($id) ) {
 303          wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
 304      }
 305  
 306      return $id;
 307  
 308  }
 309  
 310  /**
 311   * This handles a sideloaded file in the same way as an uploaded file is handled by {@link media_handle_upload()}
 312   *
 313   * @since 2.6.0
 314   *
 315   * @param array $file_array Array similar to a {@link $_FILES} upload array
 316   * @param int $post_id The post ID the media is associated with
 317   * @param string $desc Description of the sideloaded file
 318   * @param array $post_data allows you to overwrite some of the attachment
 319   * @return int|object The ID of the attachment or a WP_Error on failure
 320   */
 321  function media_handle_sideload($file_array, $post_id, $desc = null, $post_data = array()) {
 322      $overrides = array('test_form'=>false);
 323  
 324      $time = current_time( 'mysql' );
 325      if ( $post = get_post( $post_id ) ) {
 326          if ( substr( $post->post_date, 0, 4 ) > 0 )
 327              $time = $post->post_date;
 328      }
 329  
 330      $file = wp_handle_sideload( $file_array, $overrides, $time );
 331      if ( isset($file['error']) )
 332          return new WP_Error( 'upload_error', $file['error'] );
 333  
 334      $url = $file['url'];
 335      $type = $file['type'];
 336      $file = $file['file'];
 337      $title = preg_replace('/\.[^.]+$/', '', basename($file));
 338      $content = '';
 339  
 340      // use image exif/iptc data for title and caption defaults if possible
 341      if ( $image_meta = @wp_read_image_metadata($file) ) {
 342          if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) )
 343              $title = $image_meta['title'];
 344          if ( trim( $image_meta['caption'] ) )
 345              $content = $image_meta['caption'];
 346      }
 347  
 348      if ( isset( $desc ) )
 349          $title = $desc;
 350  
 351      // Construct the attachment array
 352      $attachment = array_merge( array(
 353          'post_mime_type' => $type,
 354          'guid' => $url,
 355          'post_parent' => $post_id,
 356          'post_title' => $title,
 357          'post_content' => $content,
 358      ), $post_data );
 359  
 360      // This should never be set as it would then overwrite an existing attachment.
 361      if ( isset( $attachment['ID'] ) )
 362          unset( $attachment['ID'] );
 363  
 364      // Save the attachment metadata
 365      $id = wp_insert_attachment($attachment, $file, $post_id);
 366      if ( !is_wp_error($id) )
 367          wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
 368  
 369      return $id;
 370  }
 371  
 372  /**
 373   * Adds the iframe to display content for the media upload page
 374   *
 375   * @since 2.5.0
 376   *
 377   * @param array $content_func
 378   */
 379  function wp_iframe($content_func /* ... */) {
 380      _wp_admin_html_begin();
 381  ?>
 382  <title><?php bloginfo('name') ?> &rsaquo; <?php _e('Uploads'); ?> &#8212; <?php _e('WordPress'); ?></title>
 383  <?php
 384  
 385  wp_enqueue_style( 'colors' );
 386  // Check callback name for 'media'
 387  if ( ( is_array( $content_func ) && ! empty( $content_func[1] ) && 0 === strpos( (string) $content_func[1], 'media' ) )
 388      || ( ! is_array( $content_func ) && 0 === strpos( $content_func, 'media' ) ) )
 389      wp_enqueue_style( 'media' );
 390  wp_enqueue_style( 'ie' );
 391  ?>
 392  <script type="text/javascript">
 393  //<![CDATA[
 394  addLoadEvent = function(func){if(typeof jQuery!="undefined")jQuery(document).ready(func);else if(typeof wpOnload!='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
 395  var ajaxurl = '<?php echo admin_url( 'admin-ajax.php', 'relative' ); ?>', pagenow = 'media-upload-popup', adminpage = 'media-upload-popup',
 396  isRtl = <?php echo (int) is_rtl(); ?>;
 397  //]]>
 398  </script>
 399  <?php
 400  do_action('admin_enqueue_scripts', 'media-upload-popup');
 401  do_action('admin_print_styles-media-upload-popup');
 402  do_action('admin_print_styles');
 403  do_action('admin_print_scripts-media-upload-popup');
 404  do_action('admin_print_scripts');
 405  do_action('admin_head-media-upload-popup');
 406  do_action('admin_head');
 407  
 408  if ( is_string($content_func) )
 409      do_action( "admin_head_{$content_func}" );
 410  ?>
 411  </head>
 412  <body<?php if ( isset($GLOBALS['body_id']) ) echo ' id="' . $GLOBALS['body_id'] . '"'; ?> class="wp-core-ui no-js">
 413  <script type="text/javascript">
 414  document.body.className = document.body.className.replace('no-js', 'js');
 415  </script>
 416  <?php
 417      $args = func_get_args();
 418      $args = array_slice($args, 1);
 419      call_user_func_array($content_func, $args);
 420  
 421      do_action('admin_print_footer_scripts');
 422  ?>
 423  <script type="text/javascript">if(typeof wpOnload=='function')wpOnload();</script>
 424  </body>
 425  </html>
 426  <?php
 427  }
 428  
 429  /**
 430   * Adds the media button to the editor
 431   *
 432   * @since 2.5.0
 433   *
 434   * @param string $editor_id
 435   */
 436  function media_buttons($editor_id = 'content') {
 437      $post = get_post();
 438      if ( ! $post && ! empty( $GLOBALS['post_ID'] ) )
 439          $post = $GLOBALS['post_ID'];
 440  
 441      wp_enqueue_media( array(
 442          'post' => $post
 443      ) );
 444  
 445      $img = '<span class="wp-media-buttons-icon"></span> ';
 446  
 447      echo '<a href="#" id="insert-media-button" class="button insert-media add_media" data-editor="' . esc_attr( $editor_id ) . '" title="' . esc_attr__( 'Add Media' ) . '">' . $img . __( 'Add Media' ) . '</a>';
 448  
 449      // Don't use this filter. Want to add a button? Use the media_buttons action.
 450      $legacy_filter = apply_filters('media_buttons_context', ''); // deprecated
 451  
 452      if ( $legacy_filter ) {
 453          // #WP22559. Close <a> if a plugin started by closing <a> to open their own <a> tag.
 454          if ( 0 === stripos( trim( $legacy_filter ), '</a>' ) )
 455              $legacy_filter .= '</a>';
 456          echo $legacy_filter;
 457      }
 458  }
 459  add_action( 'media_buttons', 'media_buttons' );
 460  
 461  function get_upload_iframe_src( $type = null, $post_id = null, $tab = null ) {
 462      global $post_ID;
 463  
 464      if ( empty( $post_id ) )
 465          $post_id = $post_ID;
 466  
 467      $upload_iframe_src = add_query_arg( 'post_id', (int) $post_id, admin_url('media-upload.php') );
 468  
 469      if ( $type && 'media' != $type )
 470          $upload_iframe_src = add_query_arg('type', $type, $upload_iframe_src);
 471  
 472      if ( ! empty( $tab ) )
 473          $upload_iframe_src = add_query_arg('tab', $tab, $upload_iframe_src);
 474  
 475      $upload_iframe_src = apply_filters($type . '_upload_iframe_src', $upload_iframe_src);
 476  
 477      return add_query_arg('TB_iframe', true, $upload_iframe_src);
 478  }
 479  
 480  /**
 481   * {@internal Missing Short Description}}
 482   *
 483   * @since 2.5.0
 484   *
 485   * @return mixed void|object WP_Error on failure
 486   */
 487  function media_upload_form_handler() {
 488      check_admin_referer('media-form');
 489  
 490      $errors = null;
 491  
 492      if ( isset($_POST['send']) ) {
 493          $keys = array_keys($_POST['send']);
 494          $send_id = (int) array_shift($keys);
 495      }
 496  
 497      if ( !empty($_POST['attachments']) ) foreach ( $_POST['attachments'] as $attachment_id => $attachment ) {
 498          $post = $_post = get_post($attachment_id, ARRAY_A);
 499          $post_type_object = get_post_type_object( $post[ 'post_type' ] );
 500  
 501          if ( !current_user_can( $post_type_object->cap->edit_post, $attachment_id ) )
 502              continue;
 503  
 504          if ( isset($attachment['post_content']) )
 505              $post['post_content'] = $attachment['post_content'];
 506          if ( isset($attachment['post_title']) )
 507              $post['post_title'] = $attachment['post_title'];
 508          if ( isset($attachment['post_excerpt']) )
 509              $post['post_excerpt'] = $attachment['post_excerpt'];
 510          if ( isset($attachment['menu_order']) )
 511              $post['menu_order'] = $attachment['menu_order'];
 512  
 513          if ( isset($send_id) && $attachment_id == $send_id ) {
 514              if ( isset($attachment['post_parent']) )
 515                  $post['post_parent'] = $attachment['post_parent'];
 516          }
 517  
 518          $post = apply_filters('attachment_fields_to_save', $post, $attachment);
 519  
 520          if ( isset($attachment['image_alt']) ) {
 521              $image_alt = wp_unslash( $attachment['image_alt'] );
 522              if ( $image_alt != get_post_meta($attachment_id, '_wp_attachment_image_alt', true) ) {
 523                  $image_alt = wp_strip_all_tags( $image_alt, true );
 524                  // update_meta expects slashed
 525                  update_post_meta( $attachment_id, '_wp_attachment_image_alt', wp_slash( $image_alt ) );
 526              }
 527          }
 528  
 529          if ( isset($post['errors']) ) {
 530              $errors[$attachment_id] = $post['errors'];
 531              unset($post['errors']);
 532          }
 533  
 534          if ( $post != $_post )
 535              wp_update_post($post);
 536  
 537          foreach ( get_attachment_taxonomies($post) as $t ) {
 538              if ( isset($attachment[$t]) )
 539                  wp_set_object_terms($attachment_id, array_map('trim', preg_split('/,+/', $attachment[$t])), $t, false);
 540          }
 541      }
 542  
 543      if ( isset($_POST['insert-gallery']) || isset($_POST['update-gallery']) ) { ?>
 544          <script type="text/javascript">
 545          /* <![CDATA[ */
 546          var win = window.dialogArguments || opener || parent || top;
 547          win.tb_remove();
 548          /* ]]> */
 549          </script>
 550          <?php
 551          exit;
 552      }
 553  
 554      if ( isset($send_id) ) {
 555          $attachment = wp_unslash( $_POST['attachments'][$send_id] );
 556  
 557          $html = isset( $attachment['post_title'] ) ? $attachment['post_title'] : '';
 558          if ( !empty($attachment['url']) ) {
 559              $rel = '';
 560              if ( strpos($attachment['url'], 'attachment_id') || get_attachment_link($send_id) == $attachment['url'] )
 561                  $rel = " rel='attachment wp-att-" . esc_attr($send_id) . "'";
 562              $html = "<a href='{$attachment['url']}'$rel>$html</a>";
 563          }
 564  
 565          $html = apply_filters('media_send_to_editor', $html, $send_id, $attachment);
 566          return media_send_to_editor($html);
 567      }
 568  
 569      return $errors;
 570  }
 571  
 572  /**
 573   * {@internal Missing Short Description}}
 574   *
 575   * @since 2.5.0
 576   *
 577   * @return mixed
 578   */
 579  function wp_media_upload_handler() {
 580      $errors = array();
 581      $id = 0;
 582  
 583      if ( isset($_POST['html-upload']) && !empty($_FILES) ) {
 584          check_admin_referer('media-form');
 585          // Upload File button was clicked
 586          $id = media_handle_upload('async-upload', $_REQUEST['post_id']);
 587          unset($_FILES);
 588          if ( is_wp_error($id) ) {
 589              $errors['upload_error'] = $id;
 590              $id = false;
 591          }
 592      }
 593  
 594      if ( !empty($_POST['insertonlybutton']) ) {
 595          $src = $_POST['src'];
 596          if ( !empty($src) && !strpos($src, '://') )
 597              $src = "http://$src";
 598  
 599          if ( isset( $_POST['media_type'] ) && 'image' != $_POST['media_type'] ) {
 600              $title = esc_html( wp_unslash( $_POST['title'] ) );
 601              if ( empty( $title ) )
 602                  $title = esc_html( basename( $src ) );
 603  
 604              if ( $title && $src )
 605                  $html = "<a href='" . esc_url($src) . "'>$title</a>";
 606  
 607              $type = 'file';
 608              if ( ( $ext = preg_replace( '/^.+?\.([^.]+)$/', '$1', $src ) ) && ( $ext_type = wp_ext2type( $ext ) )
 609                  && ( 'audio' == $ext_type || 'video' == $ext_type ) )
 610                      $type = $ext_type;
 611  
 612              $html = apply_filters( $type . '_send_to_editor_url', $html, esc_url_raw( $src ), $title );
 613          } else {
 614              $align = '';
 615              $alt = esc_attr( wp_unslash( $_POST['alt'] ) );
 616              if ( isset($_POST['align']) ) {
 617                  $align = esc_attr( wp_unslash( $_POST['align'] ) );
 618                  $class = " class='align$align'";
 619              }
 620              if ( !empty($src) )
 621                  $html = "<img src='" . esc_url($src) . "' alt='$alt'$class />";
 622  
 623              $html = apply_filters( 'image_send_to_editor_url', $html, esc_url_raw( $src ), $alt, $align );
 624          }
 625  
 626          return media_send_to_editor($html);
 627      }
 628  
 629      if ( !empty($_POST) ) {
 630          $return = media_upload_form_handler();
 631  
 632          if ( is_string($return) )
 633              return $return;
 634          if ( is_array($return) )
 635              $errors = $return;
 636      }
 637  
 638      if ( isset($_POST['save']) ) {
 639          $errors['upload_notice'] = __('Saved.');
 640          return media_upload_gallery();
 641      }
 642  
 643      if ( isset($_GET['tab']) && $_GET['tab'] == 'type_url' ) {
 644          $type = 'image';
 645          if ( isset( $_GET['type'] ) && in_array( $_GET['type'], array( 'video', 'audio', 'file' ) ) )
 646              $type = $_GET['type'];
 647          return wp_iframe( 'media_upload_type_url_form', $type, $errors, $id );
 648      }
 649  
 650      return wp_iframe( 'media_upload_type_form', 'image', $errors, $id );
 651  }
 652  
 653  /**
 654   * Download an image from the specified URL and attach it to a post.
 655   *
 656   * @since 2.6.0
 657   *
 658   * @param string $file The URL of the image to download
 659   * @param int $post_id The post ID the media is to be associated with
 660   * @param string $desc Optional. Description of the image
 661   * @return string|WP_Error Populated HTML img tag on success
 662   */
 663  function media_sideload_image($file, $post_id, $desc = null) {
 664      if ( ! empty($file) ) {
 665          // Download file to temp location
 666          $tmp = download_url( $file );
 667  
 668          // Set variables for storage
 669          // fix file filename for query strings
 670          preg_match( '/[^\?]+\.(jpe?g|jpe|gif|png)\b/i', $file, $matches );
 671          $file_array['name'] = basename($matches[0]);
 672          $file_array['tmp_name'] = $tmp;
 673  
 674          // If error storing temporarily, unlink
 675          if ( is_wp_error( $tmp ) ) {
 676              @unlink($file_array['tmp_name']);
 677              $file_array['tmp_name'] = '';
 678          }
 679  
 680          // do the validation and storage stuff
 681          $id = media_handle_sideload( $file_array, $post_id, $desc );
 682          // If error storing permanently, unlink
 683          if ( is_wp_error($id) ) {
 684              @unlink($file_array['tmp_name']);
 685              return $id;
 686          }
 687  
 688          $src = wp_get_attachment_url( $id );
 689      }
 690  
 691      // Finally check to make sure the file has been saved, then return the html
 692      if ( ! empty($src) ) {
 693          $alt = isset($desc) ? esc_attr($desc) : '';
 694          $html = "<img src='$src' alt='$alt' />";
 695          return $html;
 696      }
 697  }
 698  
 699  /**
 700   * {@internal Missing Short Description}}
 701   *
 702   * @since 2.5.0
 703   *
 704   * @return unknown
 705   */
 706  function media_upload_gallery() {
 707      $errors = array();
 708  
 709      if ( !empty($_POST) ) {
 710          $return = media_upload_form_handler();
 711  
 712          if ( is_string($return) )
 713              return $return;
 714          if ( is_array($return) )
 715              $errors = $return;
 716      }
 717  
 718      wp_enqueue_script('admin-gallery');
 719      return wp_iframe( 'media_upload_gallery_form', $errors );
 720  }
 721  
 722  /**
 723   * {@internal Missing Short Description}}
 724   *
 725   * @since 2.5.0
 726   *
 727   * @return unknown
 728   */
 729  function media_upload_library() {
 730      $errors = array();
 731      if ( !empty($_POST) ) {
 732          $return = media_upload_form_handler();
 733  
 734          if ( is_string($return) )
 735              return $return;
 736          if ( is_array($return) )
 737              $errors = $return;
 738      }
 739  
 740      return wp_iframe( 'media_upload_library_form', $errors );
 741  }
 742  
 743  /**
 744   * Retrieve HTML for the image alignment radio buttons with the specified one checked.
 745   *
 746   * @since 2.7.0
 747   *
 748   * @param object $post
 749   * @param string $checked
 750   * @return string
 751   */
 752  function image_align_input_fields( $post, $checked = '' ) {
 753  
 754      if ( empty($checked) )
 755          $checked = get_user_setting('align', 'none');
 756  
 757      $alignments = array('none' => __('None'), 'left' => __('Left'), 'center' => __('Center'), 'right' => __('Right'));
 758      if ( !array_key_exists( (string) $checked, $alignments ) )
 759          $checked = 'none';
 760  
 761      $out = array();
 762      foreach ( $alignments as $name => $label ) {
 763          $name = esc_attr($name);
 764          $out[] = "<input type='radio' name='attachments[{$post->ID}][align]' id='image-align-{$name}-{$post->ID}' value='$name'".
 765               ( $checked == $name ? " checked='checked'" : "" ) .
 766              " /><label for='image-align-{$name}-{$post->ID}' class='align image-align-{$name}-label'>$label</label>";
 767      }
 768      return join("\n", $out);
 769  }
 770  
 771  /**
 772   * Retrieve HTML for the size radio buttons with the specified one checked.
 773   *
 774   * @since 2.7.0
 775   *
 776   * @param object $post
 777   * @param bool|string $check
 778   * @return array
 779   */
 780  function image_size_input_fields( $post, $check = '' ) {
 781  
 782          // get a list of the actual pixel dimensions of each possible intermediate version of this image
 783          $size_names = apply_filters( 'image_size_names_choose', array('thumbnail' => __('Thumbnail'), 'medium' => __('Medium'), 'large' => __('Large'), 'full' => __('Full Size')) );
 784  
 785          if ( empty($check) )
 786              $check = get_user_setting('imgsize', 'medium');
 787  
 788          foreach ( $size_names as $size => $label ) {
 789              $downsize = image_downsize($post->ID, $size);
 790              $checked = '';
 791  
 792              // is this size selectable?
 793              $enabled = ( $downsize[3] || 'full' == $size );
 794              $css_id = "image-size-{$size}-{$post->ID}";
 795              // if this size is the default but that's not available, don't select it
 796              if ( $size == $check ) {
 797                  if ( $enabled )
 798                      $checked = " checked='checked'";
 799                  else
 800                      $check = '';
 801              } elseif ( !$check && $enabled && 'thumbnail' != $size ) {
 802                  // if $check is not enabled, default to the first available size that's bigger than a thumbnail
 803                  $check = $size;
 804                  $checked = " checked='checked'";
 805              }
 806  
 807              $html = "<div class='image-size-item'><input type='radio' " . disabled( $enabled, false, false ) . "name='attachments[$post->ID][image-size]' id='{$css_id}' value='{$size}'$checked />";
 808  
 809              $html .= "<label for='{$css_id}'>$label</label>";
 810              // only show the dimensions if that choice is available
 811              if ( $enabled )
 812                  $html .= " <label for='{$css_id}' class='help'>" . sprintf( "(%d&nbsp;&times;&nbsp;%d)", $downsize[1], $downsize[2] ). "</label>";
 813  
 814              $html .= '</div>';
 815  
 816              $out[] = $html;
 817          }
 818  
 819          return array(
 820              'label' => __('Size'),
 821              'input' => 'html',
 822              'html'  => join("\n", $out),
 823          );
 824  }
 825  
 826  /**
 827   * Retrieve HTML for the Link URL buttons with the default link type as specified.
 828   *
 829   * @since 2.7.0
 830   *
 831   * @param object $post
 832   * @param string $url_type
 833   * @return string
 834   */
 835  function image_link_input_fields($post, $url_type = '') {
 836  
 837      $file = wp_get_attachment_url($post->ID);
 838      $link = get_attachment_link($post->ID);
 839  
 840      if ( empty($url_type) )
 841          $url_type = get_user_setting('urlbutton', 'post');
 842  
 843      $url = '';
 844      if ( $url_type == 'file' )
 845          $url = $file;
 846      elseif ( $url_type == 'post' )
 847          $url = $link;
 848  
 849      return "
 850      <input type='text' class='text urlfield' name='attachments[$post->ID][url]' value='" . esc_attr($url) . "' /><br />
 851      <button type='button' class='button urlnone' data-link-url=''>" . __('None') . "</button>
 852      <button type='button' class='button urlfile' data-link-url='" . esc_attr($file) . "'>" . __('File URL') . "</button>
 853      <button type='button' class='button urlpost' data-link-url='" . esc_attr($link) . "'>" . __('Attachment Post URL') . "</button>
 854  ";
 855  }
 856  
 857  function wp_caption_input_textarea($edit_post) {
 858      // post data is already escaped
 859      $name = "attachments[{$edit_post->ID}][post_excerpt]";
 860  
 861      return '<textarea name="' . $name . '" id="' . $name . '">' . $edit_post->post_excerpt . '</textarea>';
 862  }
 863  
 864  /**
 865   * {@internal Missing Short Description}}
 866   *
 867   * @since 2.5.0
 868   *
 869   * @param array $form_fields
 870   * @param object $post
 871   * @return array
 872   */
 873  function image_attachment_fields_to_edit($form_fields, $post) {
 874      return $form_fields;
 875  }
 876  
 877  /**
 878   * {@internal Missing Short Description}}
 879   *
 880   * @since 2.5.0
 881   *
 882   * @param array $form_fields
 883   * @param object $post {@internal $post not used}}
 884   * @return array
 885   */
 886  function media_single_attachment_fields_to_edit( $form_fields, $post ) {
 887      unset($form_fields['url'], $form_fields['align'], $form_fields['image-size']);
 888      return $form_fields;
 889  }
 890  
 891  /**
 892   * {@internal Missing Short Description}}
 893   *
 894   * @since 2.8.0
 895   *
 896   * @param array $form_fields
 897   * @param object $post {@internal $post not used}}
 898   * @return array
 899   */
 900  function media_post_single_attachment_fields_to_edit( $form_fields, $post ) {
 901      unset($form_fields['image_url']);
 902      return $form_fields;
 903  }
 904  
 905  /**
 906   * Filters input from media_upload_form_handler() and assigns a default
 907   * post_title from the file name if none supplied.
 908   *
 909   * Illustrates the use of the attachment_fields_to_save filter
 910   * which can be used to add default values to any field before saving to DB.
 911   *
 912   * @since 2.5.0
 913   *
 914   * @param object $post
 915   * @param array $attachment {@internal $attachment not used}}
 916   * @return array
 917   */
 918  function image_attachment_fields_to_save($post, $attachment) {
 919      if ( substr($post['post_mime_type'], 0, 5) == 'image' ) {
 920          if ( strlen(trim($post['post_title'])) == 0 ) {
 921              $post['post_title'] = preg_replace('/\.\w+$/', '', basename($post['guid']));
 922              $post['errors']['post_title']['errors'][] = __('Empty Title filled from filename.');
 923          }
 924      }
 925  
 926      return $post;
 927  }
 928  
 929  add_filter('attachment_fields_to_save', 'image_attachment_fields_to_save', 10, 2);
 930  
 931  /**
 932   * {@internal Missing Short Description}}
 933   *
 934   * @since 2.5.0
 935   *
 936   * @param string $html
 937   * @param integer $attachment_id
 938   * @param array $attachment
 939   * @return array
 940   */
 941  function image_media_send_to_editor($html, $attachment_id, $attachment) {
 942      $post = get_post($attachment_id);
 943      if ( substr($post->post_mime_type, 0, 5) == 'image' ) {
 944          $url = $attachment['url'];
 945          $align = !empty($attachment['align']) ? $attachment['align'] : 'none';
 946          $size = !empty($attachment['image-size']) ? $attachment['image-size'] : 'medium';
 947          $alt = !empty($attachment['image_alt']) ? $attachment['image_alt'] : '';
 948          $rel = ( $url == get_attachment_link($attachment_id) );
 949  
 950          return get_image_send_to_editor($attachment_id, $attachment['post_excerpt'], $attachment['post_title'], $align, $url, $rel, $size, $alt);
 951      }
 952  
 953      return $html;
 954  }
 955  
 956  add_filter('media_send_to_editor', 'image_media_send_to_editor', 10, 3);
 957  
 958  /**
 959   * {@internal Missing Short Description}}
 960   *
 961   * @since 2.5.0
 962   *
 963   * @param object $post
 964   * @param array $errors
 965   * @return array
 966   */
 967  function get_attachment_fields_to_edit($post, $errors = null) {
 968      if ( is_int($post) )
 969          $post = get_post($post);
 970      if ( is_array($post) )
 971          $post = new WP_Post( (object) $post );
 972  
 973      $image_url = wp_get_attachment_url($post->ID);
 974  
 975      $edit_post = sanitize_post($post, 'edit');
 976  
 977      $form_fields = array(
 978          'post_title'   => array(
 979              'label'      => __('Title'),
 980              'value'      => $edit_post->post_title
 981          ),
 982          'image_alt'   => array(),
 983          'post_excerpt' => array(
 984              'label'      => __('Caption'),
 985              'input'      => 'html',
 986              'html'       => wp_caption_input_textarea($edit_post)
 987          ),
 988          'post_content' => array(
 989              'label'      => __('Description'),
 990              'value'      => $edit_post->post_content,
 991              'input'      => 'textarea'
 992          ),
 993          'url'          => array(
 994              'label'      => __('Link URL'),
 995              'input'      => 'html',
 996              'html'       => image_link_input_fields($post, get_option('image_default_link_type')),
 997              'helps'      => __('Enter a link URL or click above for presets.')
 998          ),
 999          'menu_order'   => array(
1000              'label'      => __('Order'),
1001              'value'      => $edit_post->menu_order
1002          ),
1003          'image_url'    => array(
1004              'label'      => __('File URL'),
1005              'input'      => 'html',
1006              'html'       => "<input type='text' class='text urlfield' readonly='readonly' name='attachments[$post->ID][url]' value='" . esc_attr($image_url) . "' /><br />",
1007              'value'      => wp_get_attachment_url($post->ID),
1008              'helps'      => __('Location of the uploaded file.')
1009          )
1010      );
1011  
1012      foreach ( get_attachment_taxonomies($post) as $taxonomy ) {
1013          $t = (array) get_taxonomy($taxonomy);
1014          if ( ! $t['public'] || ! $t['show_ui'] )
1015              continue;
1016          if ( empty($t['label']) )
1017              $t['label'] = $taxonomy;
1018          if ( empty($t['args']) )
1019              $t['args'] = array();
1020  
1021          $terms = get_object_term_cache($post->ID, $taxonomy);
1022          if ( false === $terms )
1023              $terms = wp_get_object_terms($post->ID, $taxonomy, $t['args']);
1024  
1025          $values = array();
1026  
1027          foreach ( $terms as $term )
1028              $values[] = $term->slug;
1029          $t['value'] = join(', ', $values);
1030  
1031          $form_fields[$taxonomy] = $t;
1032      }
1033  
1034      // Merge default fields with their errors, so any key passed with the error (e.g. 'error', 'helps', 'value') will replace the default
1035      // The recursive merge is easily traversed with array casting: foreach( (array) $things as $thing )
1036      $form_fields = array_merge_recursive($form_fields, (array) $errors);
1037  
1038      // This was formerly in image_attachment_fields_to_edit().
1039      if ( substr($post->post_mime_type, 0, 5) == 'image' ) {
1040          $alt = get_post_meta($post->ID, '_wp_attachment_image_alt', true);
1041          if ( empty($alt) )
1042              $alt = '';
1043  
1044          $form_fields['post_title']['required'] = true;
1045  
1046          $form_fields['image_alt'] = array(
1047              'value' => $alt,
1048              'label' => __('Alternative Text'),
1049              'helps' => __('Alt text for the image, e.g. &#8220;The Mona Lisa&#8221;')
1050          );
1051  
1052          $form_fields['align'] = array(
1053              'label' => __('Alignment'),
1054              'input' => 'html',
1055              'html'  => image_align_input_fields($post, get_option('image_default_align')),
1056          );
1057  
1058          $form_fields['image-size'] = image_size_input_fields( $post, get_option('image_default_size', 'medium') );
1059  
1060      } else {
1061          unset( $form_fields['image_alt'] );
1062      }
1063  
1064      $form_fields = apply_filters('attachment_fields_to_edit', $form_fields, $post);
1065  
1066      return $form_fields;
1067  }
1068  
1069  /**
1070   * Retrieve HTML for media items of post gallery.
1071   *
1072   * The HTML markup retrieved will be created for the progress of SWF Upload
1073   * component. Will also create link for showing and hiding the form to modify
1074   * the image attachment.
1075   *
1076   * @since 2.5.0
1077   *
1078   * @param int $post_id Optional. Post ID.
1079   * @param array $errors Errors for attachment, if any.
1080   * @return string
1081   */
1082  function get_media_items( $post_id, $errors ) {
1083      $attachments = array();
1084      if ( $post_id ) {
1085          $post = get_post($post_id);
1086          if ( $post && $post->post_type == 'attachment' )
1087              $attachments = array($post->ID => $post);
1088          else
1089              $attachments = get_children( array( 'post_parent' => $post_id, 'post_type' => 'attachment', 'orderby' => 'menu_order ASC, ID', 'order' => 'DESC') );
1090      } else {
1091          if ( is_array($GLOBALS['wp_the_query']->posts) )
1092              foreach ( $GLOBALS['wp_the_query']->posts as $attachment )
1093                  $attachments[$attachment->ID] = $attachment;
1094      }
1095  
1096      $output = '';
1097      foreach ( (array) $attachments as $id => $attachment ) {
1098          if ( $attachment->post_status == 'trash' )
1099              continue;
1100          if ( $item = get_media_item( $id, array( 'errors' => isset($errors[$id]) ? $errors[$id] : null) ) )
1101              $output .= "\n<div id='media-item-$id' class='media-item child-of-$attachment->post_parent preloaded'><div class='progress hidden'><div class='bar'></div></div><div id='media-upload-error-$id' class='hidden'></div><div class='filename hidden'></div>$item\n</div>";
1102      }
1103  
1104      return $output;
1105  }
1106  
1107  /**
1108   * Retrieve HTML form for modifying the image attachment.
1109   *
1110   * @since 2.5.0
1111   *
1112   * @param int $attachment_id Attachment ID for modification.
1113   * @param string|array $args Optional. Override defaults.
1114   * @return string HTML form for attachment.
1115   */
1116  function get_media_item( $attachment_id, $args = null ) {
1117      global $redir_tab;
1118  
1119      if ( ( $attachment_id = intval( $attachment_id ) ) && $thumb_url = wp_get_attachment_image_src( $attachment_id, 'thumbnail', true ) )
1120          $thumb_url = $thumb_url[0];
1121      else
1122          $thumb_url = false;
1123  
1124      $post = get_post( $attachment_id );
1125      $current_post_id = !empty( $_GET['post_id'] ) ? (int) $_GET['post_id'] : 0;
1126  
1127      $default_args = array( 'errors' => null, 'send' => $current_post_id ? post_type_supports( get_post_type( $current_post_id ), 'editor' ) : true, 'delete' => true, 'toggle' => true, 'show_title' => true );
1128      $args = wp_parse_args( $args, $default_args );
1129      $args = apply_filters( 'get_media_item_args', $args );
1130      extract( $args, EXTR_SKIP );
1131  
1132      $toggle_on  = __( 'Show' );
1133      $toggle_off = __( 'Hide' );
1134  
1135      $filename = esc_html( wp_basename( $post->guid ) );
1136      $title = esc_attr( $post->post_title );
1137  
1138      if ( $_tags = get_the_tags( $attachment_id ) ) {
1139          foreach ( $_tags as $tag )
1140              $tags[] = $tag->name;
1141          $tags = esc_attr( join( ', ', $tags ) );
1142      }
1143  
1144      $post_mime_types = get_post_mime_types();
1145      $keys = array_keys( wp_match_mime_types( array_keys( $post_mime_types ), $post->post_mime_type ) );
1146      $type = array_shift( $keys );
1147      $type_html = "<input type='hidden' id='type-of-$attachment_id' value='" . esc_attr( $type ) . "' />";
1148  
1149      $form_fields = get_attachment_fields_to_edit( $post, $errors );
1150  
1151      if ( $toggle ) {
1152          $class = empty( $errors ) ? 'startclosed' : 'startopen';
1153          $toggle_links = "
1154      <a class='toggle describe-toggle-on' href='#'>$toggle_on</a>
1155      <a class='toggle describe-toggle-off' href='#'>$toggle_off</a>";
1156      } else {
1157          $class = '';
1158          $toggle_links = '';
1159      }
1160  
1161      $display_title = ( !empty( $title ) ) ? $title : $filename; // $title shouldn't ever be empty, but just in case
1162      $display_title = $show_title ? "<div class='filename new'><span class='title'>" . wp_html_excerpt( $display_title, 60, '&hellip;' ) . "</span></div>" : '';
1163  
1164      $gallery = ( ( isset( $_REQUEST['tab'] ) && 'gallery' == $_REQUEST['tab'] ) || ( isset( $redir_tab ) && 'gallery' == $redir_tab ) );
1165      $order = '';
1166  
1167      foreach ( $form_fields as $key => $val ) {
1168          if ( 'menu_order' == $key ) {
1169              if ( $gallery )
1170                  $order = "<div class='menu_order'> <input class='menu_order_input' type='text' id='attachments[$attachment_id][menu_order]' name='attachments[$attachment_id][menu_order]' value='" . esc_attr( $val['value'] ). "' /></div>";
1171              else
1172                  $order = "<input type='hidden' name='attachments[$attachment_id][menu_order]' value='" . esc_attr( $val['value'] ) . "' />";
1173  
1174              unset( $form_fields['menu_order'] );
1175              break;
1176          }
1177      }
1178  
1179      $media_dims = '';
1180      $meta = wp_get_attachment_metadata( $post->ID );
1181      if ( isset( $meta['width'], $meta['height'] ) )
1182          $media_dims .= "<span id='media-dims-$post->ID'>{$meta['width']}&nbsp;&times;&nbsp;{$meta['height']}</span> ";
1183      $media_dims = apply_filters( 'media_meta', $media_dims, $post );
1184  
1185      $image_edit_button = '';
1186      if ( wp_attachment_is_image( $post->ID ) && wp_image_editor_supports( array( 'mime_type' => $post->post_mime_type ) ) ) {
1187          $nonce = wp_create_nonce( "image_editor-$post->ID" );
1188          $image_edit_button = "<input type='button' id='imgedit-open-btn-$post->ID' onclick='imageEdit.open( $post->ID, \"$nonce\" )' class='button' value='" . esc_attr__( 'Edit Image' ) . "' /> <span class='spinner'></span>";
1189      }
1190  
1191      $attachment_url = get_permalink( $attachment_id );
1192  
1193      $item = "
1194      $type_html
1195      $toggle_links
1196      $order
1197      $display_title
1198      <table class='slidetoggle describe $class'>
1199          <thead class='media-item-info' id='media-head-$post->ID'>
1200          <tr valign='top'>
1201              <td class='A1B1' id='thumbnail-head-$post->ID'>
1202              <p><a href='$attachment_url' target='_blank'><img class='thumbnail' src='$thumb_url' alt='' /></a></p>
1203              <p>$image_edit_button</p>
1204              </td>
1205              <td>
1206              <p><strong>" . __('File name:') . "</strong> $filename</p>
1207              <p><strong>" . __('File type:') . "</strong> $post->post_mime_type</p>
1208              <p><strong>" . __('Upload date:') . "</strong> " . mysql2date( get_option('date_format'), $post->post_date ). '</p>';
1209              if ( !empty( $media_dims ) )
1210                  $item .= "<p><strong>" . __('Dimensions:') . "</strong> $media_dims</p>\n";
1211  
1212              $item .= "</td></tr>\n";
1213  
1214      $item .= "
1215          </thead>
1216          <tbody>
1217          <tr><td colspan='2' class='imgedit-response' id='imgedit-response-$post->ID'></td></tr>
1218          <tr><td style='display:none' colspan='2' class='image-editor' id='image-editor-$post->ID'></td></tr>\n";
1219  
1220      $defaults = array(
1221          'input'      => 'text',
1222          'required'   => false,
1223          'value'      => '',
1224          'extra_rows' => array(),
1225      );
1226  
1227      if ( $send )
1228          $send = get_submit_button( __( 'Insert into Post' ), 'button', "send[$attachment_id]", false );
1229      if ( $delete && current_user_can( 'delete_post', $attachment_id ) ) {
1230          if ( !EMPTY_TRASH_DAYS ) {
1231              $delete = "<a href='" . wp_nonce_url( "post.php?action=delete&amp;post=$attachment_id", 'delete-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='delete-permanently'>" . __( 'Delete Permanently' ) . '</a>';
1232          } elseif ( !MEDIA_TRASH ) {
1233              $delete = "<a href='#' class='del-link' onclick=\"document.getElementById('del_attachment_$attachment_id').style.display='block';return false;\">" . __( 'Delete' ) . "</a>
1234               <div id='del_attachment_$attachment_id' class='del-attachment' style='display:none;'><p>" . sprintf( __( 'You are about to delete <strong>%s</strong>.' ), $filename ) . "</p>
1235               <a href='" . wp_nonce_url( "post.php?action=delete&amp;post=$attachment_id", 'delete-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='button'>" . __( 'Continue' ) . "</a>
1236               <a href='#' class='button' onclick=\"this.parentNode.style.display='none';return false;\">" . __( 'Cancel' ) . "</a>
1237               </div>";
1238          } else {
1239              $delete = "<a href='" . wp_nonce_url( "post.php?action=trash&amp;post=$attachment_id", 'trash-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='delete'>" . __( 'Move to Trash' ) . "</a>
1240              <a href='" . wp_nonce_url( "post.php?action=untrash&amp;post=$attachment_id", 'untrash-post_' . $attachment_id ) . "' id='undo[$attachment_id]' class='undo hidden'>" . __( 'Undo' ) . "</a>";
1241          }
1242      } else {
1243          $delete = '';
1244      }
1245  
1246      $thumbnail = '';
1247      $calling_post_id = 0;
1248      if ( isset( $_GET['post_id'] ) )
1249          $calling_post_id = absint( $_GET['post_id'] );
1250      elseif ( isset( $_POST ) && count( $_POST ) ) // Like for async-upload where $_GET['post_id'] isn't set
1251          $calling_post_id = $post->post_parent;
1252      if ( 'image' == $type && $calling_post_id && current_theme_supports( 'post-thumbnails', get_post_type( $calling_post_id ) )
1253          && post_type_supports( get_post_type( $calling_post_id ), 'thumbnail' ) && get_post_thumbnail_id( $calling_post_id ) != $attachment_id ) {
1254          $ajax_nonce = wp_create_nonce( "set_post_thumbnail-$calling_post_id" );
1255          $thumbnail = "<a class='wp-post-thumbnail' id='wp-post-thumbnail-" . $attachment_id . "' href='#' onclick='WPSetAsThumbnail(\"$attachment_id\", \"$ajax_nonce\");return false;'>" . esc_html__( "Use as featured image" ) . "</a>";
1256      }
1257  
1258      if ( ( $send || $thumbnail || $delete ) && !isset( $form_fields['buttons'] ) )
1259          $form_fields['buttons'] = array( 'tr' => "\t\t<tr class='submit'><td></td><td class='savesend'>$send $thumbnail $delete</td></tr>\n" );
1260  
1261      $hidden_fields = array();
1262  
1263      foreach ( $form_fields as $id => $field ) {
1264          if ( $id[0] == '_' )
1265              continue;
1266  
1267          if ( !empty( $field['tr'] ) ) {
1268              $item .= $field['tr'];
1269              continue;
1270          }
1271  
1272          $field = array_merge( $defaults, $field );
1273          $name = "attachments[$attachment_id][$id]";
1274  
1275          if ( $field['input'] == 'hidden' ) {
1276              $hidden_fields[$name] = $field['value'];
1277              continue;
1278          }
1279  
1280          $required      = $field['required'] ? '<span class="alignright"><abbr title="required" class="required">*</abbr></span>' : '';
1281          $aria_required = $field['required'] ? " aria-required='true' " : '';
1282          $class  = $id;
1283          $class .= $field['required'] ? ' form-required' : '';
1284  
1285          $item .= "\t\t<tr class='$class'>\n\t\t\t<th valign='top' scope='row' class='label'><label for='$name'><span class='alignleft'>{$field['label']}</span>$required<br class='clear' /></label></th>\n\t\t\t<td class='field'>";
1286          if ( !empty( $field[ $field['input'] ] ) )
1287              $item .= $field[ $field['input'] ];
1288          elseif ( $field['input'] == 'textarea' ) {
1289              if ( 'post_content' == $id && user_can_richedit() ) {
1290                  // sanitize_post() skips the post_content when user_can_richedit
1291                  $field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
1292              }
1293              // post_excerpt is already escaped by sanitize_post() in get_attachment_fields_to_edit()
1294              $item .= "<textarea id='$name' name='$name' $aria_required>" . $field['value'] . '</textarea>';
1295          } else {
1296              $item .= "<input type='text' class='text' id='$name' name='$name' value='" . esc_attr( $field['value'] ) . "' $aria_required />";
1297          }
1298          if ( !empty( $field['helps'] ) )
1299              $item .= "<p class='help'>" . join( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
1300          $item .= "</td>\n\t\t</tr>\n";
1301  
1302          $extra_rows = array();
1303  
1304          if ( !empty( $field['errors'] ) )
1305              foreach ( array_unique( (array) $field['errors'] ) as $error )
1306                  $extra_rows['error'][] = $error;
1307  
1308          if ( !empty( $field['extra_rows'] ) )
1309              foreach ( $field['extra_rows'] as $class => $rows )
1310                  foreach ( (array) $rows as $html )
1311                      $extra_rows[$class][] = $html;
1312  
1313          foreach ( $extra_rows as $class => $rows )
1314              foreach ( $rows as $html )
1315                  $item .= "\t\t<tr><td></td><td class='$class'>$html</td></tr>\n";
1316      }
1317  
1318      if ( !empty( $form_fields['_final'] ) )
1319          $item .= "\t\t<tr class='final'><td colspan='2'>{$form_fields['_final']}</td></tr>\n";
1320      $item .= "\t</tbody>\n";
1321      $item .= "\t</table>\n";
1322  
1323      foreach ( $hidden_fields as $name => $value )
1324          $item .= "\t<input type='hidden' name='$name' id='$name' value='" . esc_attr( $value ) . "' />\n";
1325  
1326      if ( $post->post_parent < 1 && isset( $_REQUEST['post_id'] ) ) {
1327          $parent = (int) $_REQUEST['post_id'];
1328          $parent_name = "attachments[$attachment_id][post_parent]";
1329          $item .= "\t<input type='hidden' name='$parent_name' id='$parent_name' value='$parent' />\n";
1330      }
1331  
1332      return $item;
1333  }
1334  
1335  function get_compat_media_markup( $attachment_id, $args = null ) {
1336      $post = get_post( $attachment_id );
1337  
1338      $default_args = array(
1339          'errors' => null,
1340          'in_modal' => false,
1341      );
1342  
1343      $user_can_edit = current_user_can( 'edit_post', $attachment_id );
1344  
1345      $args = wp_parse_args( $args, $default_args );
1346      $args = apply_filters( 'get_media_item_args', $args );
1347  
1348      $form_fields = array();
1349  
1350      if ( $args['in_modal'] ) {
1351          foreach ( get_attachment_taxonomies($post) as $taxonomy ) {
1352              $t = (array) get_taxonomy($taxonomy);
1353              if ( ! $t['public'] || ! $t['show_ui'] )
1354                  continue;
1355              if ( empty($t['label']) )
1356                  $t['label'] = $taxonomy;
1357              if ( empty($t['args']) )
1358                  $t['args'] = array();
1359  
1360              $terms = get_object_term_cache($post->ID, $taxonomy);
1361              if ( false === $terms )
1362                  $terms = wp_get_object_terms($post->ID, $taxonomy, $t['args']);
1363  
1364              $values = array();
1365  
1366              foreach ( $terms as $term )
1367                  $values[] = $term->slug;
1368              $t['value'] = join(', ', $values);
1369              $t['taxonomy'] = true;
1370  
1371              $form_fields[$taxonomy] = $t;
1372          }
1373      }
1374  
1375      // Merge default fields with their errors, so any key passed with the error (e.g. 'error', 'helps', 'value') will replace the default
1376      // The recursive merge is easily traversed with array casting: foreach( (array) $things as $thing )
1377      $form_fields = array_merge_recursive($form_fields, (array) $args['errors'] );
1378  
1379      $form_fields = apply_filters( 'attachment_fields_to_edit', $form_fields, $post );
1380  
1381      unset( $form_fields['image-size'], $form_fields['align'], $form_fields['image_alt'],
1382          $form_fields['post_title'], $form_fields['post_excerpt'], $form_fields['post_content'],
1383          $form_fields['url'], $form_fields['menu_order'], $form_fields['image_url'] );
1384  
1385      $media_meta = apply_filters( 'media_meta', '', $post );
1386  
1387      $defaults = array(
1388          'input'         => 'text',
1389           'required'      => false,
1390           'value'         => '',
1391           'extra_rows'    => array(),
1392           'show_in_edit'  => true,
1393           'show_in_modal' => true,
1394      );
1395  
1396      $hidden_fields = array();
1397  
1398      $item = '';
1399      foreach ( $form_fields as $id => $field ) {
1400          if ( $id[0] == '_' )
1401              continue;
1402  
1403          $name = "attachments[$attachment_id][$id]";
1404          $id_attr = "attachments-$attachment_id-$id";
1405  
1406          if ( !empty( $field['tr'] ) ) {
1407              $item .= $field['tr'];
1408              continue;
1409          }
1410  
1411          $field = array_merge( $defaults, $field );
1412  
1413          if ( ( ! $field['show_in_edit'] && ! $args['in_modal'] ) || ( ! $field['show_in_modal'] && $args['in_modal'] ) )
1414              continue;
1415  
1416          if ( $field['input'] == 'hidden' ) {
1417              $hidden_fields[$name] = $field['value'];
1418              continue;
1419          }
1420  
1421          $readonly      = ! $user_can_edit && ! empty( $field['taxonomy'] ) ? " readonly='readonly' " : '';
1422          $required      = $field['required'] ? '<span class="alignright"><abbr title="required" class="required">*</abbr></span>' : '';
1423          $aria_required = $field['required'] ? " aria-required='true' " : '';
1424          $class  = 'compat-field-' . $id;
1425          $class .= $field['required'] ? ' form-required' : '';
1426  
1427          $item .= "\t\t<tr class='$class'>";
1428          $item .= "\t\t\t<th valign='top' scope='row' class='label'><label for='$id_attr'><span class='alignleft'>{$field['label']}</span>$required<br class='clear' /></label>";
1429          $item .= "</th>\n\t\t\t<td class='field'>";
1430  
1431          if ( !empty( $field[ $field['input'] ] ) )
1432              $item .= $field[ $field['input'] ];
1433          elseif ( $field['input'] == 'textarea' ) {
1434              if ( 'post_content' == $id && user_can_richedit() ) {
1435                  // sanitize_post() skips the post_content when user_can_richedit
1436                  $field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
1437              }
1438              $item .= "<textarea id='$id_attr' name='$name' $aria_required>" . $field['value'] . '</textarea>';
1439          } else {
1440              $item .= "<input type='text' class='text' id='$id_attr' name='$name' value='" . esc_attr( $field['value'] ) . "' $readonly $aria_required />";
1441          }
1442          if ( !empty( $field['helps'] ) )
1443              $item .= "<p class='help'>" . join( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
1444          $item .= "</td>\n\t\t</tr>\n";
1445  
1446          $extra_rows = array();
1447  
1448          if ( !empty( $field['errors'] ) )
1449              foreach ( array_unique( (array) $field['errors'] ) as $error )
1450                  $extra_rows['error'][] = $error;
1451  
1452          if ( !empty( $field['extra_rows'] ) )
1453              foreach ( $field['extra_rows'] as $class => $rows )
1454                  foreach ( (array) $rows as $html )
1455                      $extra_rows[$class][] = $html;
1456  
1457          foreach ( $extra_rows as $class => $rows )
1458              foreach ( $rows as $html )
1459                  $item .= "\t\t<tr><td></td><td class='$class'>$html</td></tr>\n";
1460      }
1461  
1462      if ( !empty( $form_fields['_final'] ) )
1463          $item .= "\t\t<tr class='final'><td colspan='2'>{$form_fields['_final']}</td></tr>\n";
1464      if ( $item )
1465          $item = '<table class="compat-attachment-fields">' . $item . '</table>';
1466  
1467      foreach ( $hidden_fields as $hidden_field => $value ) {
1468          $item .= '<input type="hidden" name="' . esc_attr( $hidden_field ) . '" value="' . esc_attr( $value ) . '" />' . "\n";
1469      }
1470  
1471      if ( $item )
1472          $item = '<input type="hidden" name="attachments[' . $attachment_id . '][menu_order]" value="' . esc_attr( $post->menu_order ) . '" />' . $item;
1473  
1474      return array(
1475          'item'   => $item,
1476          'meta'   => $media_meta,
1477      );
1478  }
1479  
1480  /**
1481   * {@internal Missing Short Description}}
1482   *
1483   * @since 2.5.0
1484   */
1485  function media_upload_header() {
1486      $post_id = isset( $_REQUEST['post_id'] ) ? intval( $_REQUEST['post_id'] ) : 0;
1487      echo '<script type="text/javascript">post_id = ' . $post_id . ";</script>\n";
1488      if ( empty( $_GET['chromeless'] ) ) {
1489          echo '<div id="media-upload-header">';
1490          the_media_upload_tabs();
1491          echo '</div>';
1492      }
1493  }
1494  
1495  /**
1496   * {@internal Missing Short Description}}
1497   *
1498   * @since 2.5.0
1499   *
1500   * @param unknown_type $errors
1501   */
1502  function media_upload_form( $errors = null ) {
1503      global $type, $tab, $pagenow, $is_IE, $is_opera;
1504  
1505      if ( ! _device_can_upload() ) {
1506          echo '<p>' . __('The web browser on your device cannot be used to upload files. You may be able to use the <a href="http://wordpress.org/extend/mobile/">native app for your device</a> instead.') . '</p>';
1507          return;
1508      }
1509  
1510      $upload_action_url = admin_url('async-upload.php');
1511      $post_id = isset($_REQUEST['post_id']) ? intval($_REQUEST['post_id']) : 0;
1512      $_type = isset($type) ? $type : '';
1513      $_tab = isset($tab) ? $tab : '';
1514  
1515      $upload_size_unit = $max_upload_size = wp_max_upload_size();
1516      $sizes = array( 'KB', 'MB', 'GB' );
1517  
1518      for ( $u = -1; $upload_size_unit > 1024 && $u < count( $sizes ) - 1; $u++ ) {
1519          $upload_size_unit /= 1024;
1520      }
1521  
1522      if ( $u < 0 ) {
1523          $upload_size_unit = 0;
1524          $u = 0;
1525      } else {
1526          $upload_size_unit = (int) $upload_size_unit;
1527      }
1528  ?>
1529  
1530  <div id="media-upload-notice"><?php
1531  
1532      if (isset($errors['upload_notice']) )
1533          echo $errors['upload_notice'];
1534  
1535  ?></div>
1536  <div id="media-upload-error"><?php
1537  
1538      if (isset($errors['upload_error']) && is_wp_error($errors['upload_error']))
1539          echo $errors['upload_error']->get_error_message();
1540  
1541  ?></div>
1542  <?php
1543  if ( is_multisite() && !is_upload_space_available() ) {
1544      do_action( 'upload_ui_over_quota' );
1545      return;
1546  }
1547  
1548  do_action('pre-upload-ui');
1549  
1550  $post_params = array(
1551          "post_id" => $post_id,
1552          "_wpnonce" => wp_create_nonce('media-form'),
1553          "type" => $_type,
1554          "tab" => $_tab,
1555          "short" => "1",
1556  );
1557  
1558  $post_params = apply_filters( 'upload_post_params', $post_params ); // hook change! old name: 'swfupload_post_params'
1559  
1560  $plupload_init = array(
1561      'runtimes' => 'html5,silverlight,flash,html4',
1562      'browse_button' => 'plupload-browse-button',
1563      'container' => 'plupload-upload-ui',
1564      'drop_element' => 'drag-drop-area',
1565      'file_data_name' => 'async-upload',
1566      'multiple_queues' => true,
1567      'max_file_size' => $max_upload_size . 'b',
1568      'url' => $upload_action_url,
1569      'flash_swf_url' => includes_url('js/plupload/plupload.flash.swf'),
1570      'silverlight_xap_url' => includes_url('js/plupload/plupload.silverlight.xap'),
1571      'filters' => array( array('title' => __( 'Allowed Files' ), 'extensions' => '*') ),
1572      'multipart' => true,
1573      'urlstream_upload' => true,
1574      'multipart_params' => $post_params
1575  );
1576  
1577  // Multi-file uploading doesn't currently work in iOS Safari,
1578  // single-file allows the built-in camera to be used as source for images
1579  if ( wp_is_mobile() )
1580      $plupload_init['multi_selection'] = false;
1581  
1582  $plupload_init = apply_filters( 'plupload_init', $plupload_init );
1583  
1584  ?>
1585  
1586  <script type="text/javascript">
1587  <?php
1588  // Verify size is an int. If not return default value.
1589  $large_size_h = absint( get_option('large_size_h') );
1590  if( !$large_size_h )
1591      $large_size_h = 1024;
1592  $large_size_w = absint( get_option('large_size_w') );
1593  if( !$large_size_w )
1594      $large_size_w = 1024;
1595  ?>
1596  var resize_height = <?php echo $large_size_h; ?>, resize_width = <?php echo $large_size_w; ?>,
1597  wpUploaderInit = <?php echo json_encode($plupload_init); ?>;
1598  </script>
1599  
1600  <div id="plupload-upload-ui" class="hide-if-no-js">
1601  <?php do_action('pre-plupload-upload-ui'); // hook change, old name: 'pre-flash-upload-ui' ?>
1602  <div id="drag-drop-area">
1603      <div class="drag-drop-inside">
1604      <p class="drag-drop-info"><?php _e('Drop files here'); ?></p>
1605      <p><?php _ex('or', 'Uploader: Drop files here - or - Select Files'); ?></p>
1606      <p class="drag-drop-buttons"><input id="plupload-browse-button" type="button" value="<?php esc_attr_e('Select Files'); ?>" class="button" /></p>
1607      </div>
1608  </div>
1609  <?php do_action('post-plupload-upload-ui'); // hook change, old name: 'post-flash-upload-ui' ?>
1610  </div>
1611  
1612  <div id="html-upload-ui" class="hide-if-js">
1613  <?php do_action('pre-html-upload-ui'); ?>
1614      <p id="async-upload-wrap">
1615          <label class="screen-reader-text" for="async-upload"><?php _e('Upload'); ?></label>
1616          <input type="file" name="async-upload" id="async-upload" />
1617          <?php submit_button( __( 'Upload' ), 'button', 'html-upload', false ); ?>
1618          <a href="#" onclick="try{top.tb_remove();}catch(e){}; return false;"><?php _e('Cancel'); ?></a>
1619      </p>
1620      <div class="clear"></div>
1621  <?php do_action('post-html-upload-ui'); ?>
1622  </div>
1623  
1624  <span class="max-upload-size"><?php printf( __( 'Maximum upload file size: %d%s.' ), esc_html($upload_size_unit), esc_html($sizes[$u]) ); ?></span>
1625  <?php
1626  if ( ($is_IE || $is_opera) && $max_upload_size > 100 * 1024 * 1024 ) { ?>
1627      <span class="big-file-warning"><?php _e('Your browser has some limitations uploading large files with the multi-file uploader. Please use the browser uploader for files over 100MB.'); ?></span>
1628  <?php }
1629  
1630      do_action('post-upload-ui');
1631  }
1632  
1633  /**
1634   * {@internal Missing Short Description}}
1635   *
1636   * @since 2.5.0
1637   *
1638   * @param string $type
1639   * @param object $errors
1640   * @param integer $id
1641   */
1642  function media_upload_type_form($type = 'file', $errors = null, $id = null) {
1643  
1644      media_upload_header();
1645  
1646      $post_id = isset( $_REQUEST['post_id'] )? intval( $_REQUEST['post_id'] ) : 0;
1647  
1648      $form_action_url = admin_url("media-upload.php?type=$type&tab=type&post_id=$post_id");
1649      $form_action_url = apply_filters('media_upload_form_url', $form_action_url, $type);
1650      $form_class = 'media-upload-form type-form validate';
1651  
1652      if ( get_user_setting('uploader') )
1653          $form_class .= ' html-uploader';
1654  ?>
1655  
1656  <form enctype="multipart/form-data" method="post" action="<?php echo esc_url( $form_action_url ); ?>" class="<?php echo $form_class; ?>" id="<?php echo $type; ?>-form">
1657  <?php submit_button( '', 'hidden', 'save', false ); ?>
1658  <input type="hidden" name="post_id" id="post_id" value="<?php echo (int) $post_id; ?>" />
1659  <?php wp_nonce_field('media-form'); ?>
1660  
1661  <h3 class="media-title"><?php _e('Add media files from your computer'); ?></h3>
1662  
1663  <?php media_upload_form( $errors ); ?>
1664  
1665  <script type="text/javascript">
1666  //<![CDATA[
1667  jQuery(function($){
1668      var preloaded = $(".media-item.preloaded");
1669      if ( preloaded.length > 0 ) {
1670          preloaded.each(function(){prepareMediaItem({id:this.id.replace(/[^0-9]/g, '')},'');});
1671      }
1672      updateMediaForm();
1673  });
1674  //]]>
1675  </script>
1676  <div id="media-items"><?php
1677  
1678  if ( $id ) {
1679      if ( !is_wp_error($id) ) {
1680          add_filter('attachment_fields_to_edit', 'media_post_single_attachment_fields_to_edit', 10, 2);
1681          echo get_media_items( $id, $errors );
1682      } else {
1683          echo '<div id="media-upload-error">'.esc_html($id->get_error_message()).'</div></div>';
1684          exit;
1685      }
1686  }
1687  ?></div>
1688  
1689  <p class="savebutton ml-submit">
1690  <?php submit_button( __( 'Save all changes' ), 'button', 'save', false ); ?>
1691  </p>
1692  </form>
1693  <?php
1694  }
1695  
1696  /**
1697   * {@internal Missing Short Description}}
1698   *
1699   * @since 2.7.0
1700   *
1701   * @param string $type
1702   * @param object $errors
1703   * @param integer $id
1704   */
1705  function media_upload_type_url_form($type = null, $errors = null, $id = null) {
1706      if ( null === $type )
1707          $type = 'image';
1708  
1709      media_upload_header();
1710  
1711      $post_id = isset( $_REQUEST['post_id'] ) ? intval( $_REQUEST['post_id'] ) : 0;
1712  
1713      $form_action_url = admin_url("media-upload.php?type=$type&tab=type&post_id=$post_id");
1714      $form_action_url = apply_filters('media_upload_form_url', $form_action_url, $type);
1715      $form_class = 'media-upload-form type-form validate';
1716  
1717      if ( get_user_setting('uploader') )
1718          $form_class .= ' html-uploader';
1719  ?>
1720  
1721  <form enctype="multipart/form-data" method="post" action="<?php echo esc_url( $form_action_url ); ?>" class="<?php echo $form_class; ?>" id="<?php echo $type; ?>-form">
1722  <input type="hidden" name="post_id" id="post_id" value="<?php echo (int) $post_id; ?>" />
1723  <?php wp_nonce_field('media-form'); ?>
1724  
1725  <h3 class="media-title"><?php _e('Insert media from another website'); ?></h3>
1726  
1727  <script type="text/javascript">
1728  //<![CDATA[
1729  var addExtImage = {
1730  
1731      width : '',
1732      height : '',
1733      align : 'alignnone',
1734  
1735      insert : function() {
1736          var t = this, html, f = document.forms[0], cls, title = '', alt = '', caption = '';
1737  
1738          if ( '' == f.src.value || '' == t.width )
1739              return false;
1740  
1741          if ( f.alt.value )
1742              alt = f.alt.value.replace(/'/g, '&#039;').replace(/"/g, '&quot;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
1743  
1744  <?php if ( ! apply_filters( 'disable_captions', '' ) ) { ?>
1745          if ( f.caption.value ) {
1746              caption = f.caption.value.replace(/\r\n|\r/g, '\n');
1747              caption = caption.replace(/<[a-zA-Z0-9]+( [^<>]+)?>/g, function(a){
1748                  return a.replace(/[\r\n\t]+/, ' ');
1749              });
1750  
1751              caption = caption.replace(/\s*\n\s*/g, '<br />');
1752          }
1753  <?php } ?>
1754  
1755          cls = caption ? '' : ' class="'+t.align+'"';
1756  
1757          html = '<img alt="'+alt+'" src="'+f.src.value+'"'+cls+' width="'+t.width+'" height="'+t.height+'" />';
1758  
1759          if ( f.url.value ) {
1760              url = f.url.value.replace(/'/g, '&#039;').replace(/"/g, '&quot;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
1761              html = '<a href="'+url+'">'+html+'</a>';
1762          }
1763  
1764          if ( caption )
1765              html = '[caption id="" align="'+t.align+'" width="'+t.width+'"]'+html+caption+'[/caption]';
1766  
1767          var win = window.dialogArguments || opener || parent || top;
1768          win.send_to_editor(html);
1769          return false;
1770      },
1771  
1772      resetImageData : function() {
1773          var t = addExtImage;
1774  
1775          t.width = t.height = '';
1776          document.getElementById('go_button').style.color = '#bbb';
1777          if ( ! document.forms[0].src.value )
1778              document.getElementById('status_img').innerHTML = '*';
1779          else document.getElementById('status_img').innerHTML = '<img src="<?php echo esc_url( admin_url( 'images/no.png' ) ); ?>" alt="" />';
1780      },
1781  
1782      updateImageData : function() {
1783          var t = addExtImage;
1784  
1785          t.width = t.preloadImg.width;
1786          t.height = t.preloadImg.height;
1787          document.getElementById('go_button').style.color = '#333';
1788          document.getElementById('status_img').innerHTML = '<img src="<?php echo esc_url( admin_url( 'images/yes.png' ) ); ?>" alt="" />';
1789      },
1790  
1791      getImageData : function() {
1792          if ( jQuery('table.describe').hasClass('not-image') )
1793              return;
1794  
1795          var t = addExtImage, src = document.forms[0].src.value;
1796  
1797          if ( ! src ) {
1798              t.resetImageData();
1799              return false;
1800          }
1801  
1802          document.getElementById('status_img').innerHTML = '<img src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" alt="" width="16" />';
1803          t.preloadImg = new Image();
1804          t.preloadImg.onload = t.updateImageData;
1805          t.preloadImg.onerror = t.resetImageData;
1806          t.preloadImg.src = src;
1807      }
1808  }
1809  
1810  jQuery(document).ready( function($) {
1811      $('.media-types input').click( function() {
1812          $('table.describe').toggleClass('not-image', $('#not-image').prop('checked') );
1813      });
1814  });
1815  
1816  //]]>
1817  </script>
1818  
1819  <div id="media-items">
1820  <div class="media-item media-blank">
1821  <?php echo apply_filters( 'type_url_form_media', wp_media_insert_url_form( $type ) ); ?>
1822  </div>
1823  </div>
1824  </form>
1825  <?php
1826  }
1827  
1828  /**
1829   * Adds gallery form to upload iframe
1830   *
1831   * @since 2.5.0
1832   *
1833   * @param array $errors
1834   */
1835  function media_upload_gallery_form($errors) {
1836      global $redir_tab, $type;
1837  
1838      $redir_tab = 'gallery';
1839      media_upload_header();
1840  
1841      $post_id = intval($_REQUEST['post_id']);
1842      $form_action_url = admin_url("media-upload.php?type=$type&tab=gallery&post_id=$post_id");
1843      $form_action_url = apply_filters('media_upload_form_url', $form_action_url, $type);
1844      $form_class = 'media-upload-form validate';
1845  
1846      if ( get_user_setting('uploader') )
1847          $form_class .= ' html-uploader';
1848  ?>
1849  
1850  <script type="text/javascript">
1851  <!--
1852  jQuery(function($){
1853      var preloaded = $(".media-item.preloaded");
1854      if ( preloaded.length > 0 ) {
1855          preloaded.each(function(){prepareMediaItem({id:this.id.replace(/[^0-9]/g, '')},'');});
1856          updateMediaForm();
1857      }
1858  });
1859  -->
1860  </script>
1861  <div id="sort-buttons" class="hide-if-no-js">
1862  <span>
1863  <?php _e('All Tabs:'); ?>
1864  <a href="#" id="showall"><?php _e('Show'); ?></a>
1865  <a href="#" id="hideall" style="display:none;"><?php _e('Hide'); ?></a>
1866  </span>
1867  <?php _e('Sort Order:'); ?>
1868  <a href="#" id="asc"><?php _e('Ascending'); ?></a> |
1869  <a href="#" id="desc"><?php _e('Descending'); ?></a> |
1870  <a href="#" id="clear"><?php _ex('Clear', 'verb'); ?></a>
1871  </div>
1872  <form enctype="multipart/form-data" method="post" action="<?php echo esc_url( $form_action_url ); ?>" class="<?php echo $form_class; ?>" id="gallery-form">
1873  <?php wp_nonce_field('media-form'); ?>
1874  <?php //media_upload_form( $errors ); ?>
1875  <table class="widefat" cellspacing="0">
1876  <thead><tr>
1877  <th><?php _e('Media'); ?></th>
1878  <th class="order-head"><?php _e('Order'); ?></th>
1879  <th class="actions-head"><?php _e('Actions'); ?></th>
1880  </tr></thead>
1881  </table>
1882  <div id="media-items">
1883  <?php add_filter('attachment_fields_to_edit', 'media_post_single_attachment_fields_to_edit', 10, 2); ?>
1884  <?php echo get_media_items($post_id, $errors); ?>
1885  </div>
1886  
1887  <p class="ml-submit">
1888  <?php submit_button( __( 'Save all changes' ), 'button savebutton', 'save', false, array( 'id' => 'save-all', 'style' => 'display: none;' ) ); ?>
1889  <input type="hidden" name="post_id" id="post_id" value="<?php echo (int) $post_id; ?>" />
1890  <input type="hidden" name="type" value="<?php echo esc_attr( $GLOBALS['type'] ); ?>" />
1891  <input type="hidden" name="tab" value="<?php echo esc_attr( $GLOBALS['tab'] ); ?>" />
1892  </p>
1893  
1894  <div id="gallery-settings" style="display:none;">
1895  <div class="title"><?php _e('Gallery Settings'); ?></div>
1896  <table id="basic" class="describe"><tbody>
1897      <tr>
1898      <th scope="row" class="label">
1899          <label>
1900          <span class="alignleft"><?php _e('Link thumbnails to:'); ?></span>
1901          </label>
1902      </th>
1903      <td class="field">
1904          <input type="radio" name="linkto" id="linkto-file" value="file" />
1905          <label for="linkto-file" class="radio"><?php _e('Image File'); ?></label>
1906  
1907          <input type="radio" checked="checked" name="linkto" id="linkto-post" value="post" />
1908          <label for="linkto-post" class="radio"><?php _e('Attachment Page'); ?></label>
1909      </td>
1910      </tr>
1911  
1912      <tr>
1913      <th scope="row" class="label">
1914          <label>
1915          <span class="alignleft"><?php _e('Order images by:'); ?></span>
1916          </label>
1917      </th>
1918      <td class="field">
1919          <select id="orderby" name="orderby">
1920              <option value="menu_order" selected="selected"><?php _e('Menu order'); ?></option>
1921              <option value="title"><?php _e('Title'); ?></option>
1922              <option value="post_date"><?php _e('Date/Time'); ?></option>
1923              <option value="rand"><?php _e('Random'); ?></option>
1924          </select>
1925      </td>
1926      </tr>
1927  
1928      <tr>
1929      <th scope="row" class="label">
1930          <label>
1931          <span class="alignleft"><?php _e('Order:'); ?></span>
1932          </label>
1933      </th>
1934      <td class="field">
1935          <input type="radio" checked="checked" name="order" id="order-asc" value="asc" />
1936          <label for="order-asc" class="radio"><?php _e('Ascending'); ?></label>
1937  
1938          <input type="radio" name="order" id="order-desc" value="desc" />
1939          <label for="order-desc" class="radio"><?php _e('Descending'); ?></label>
1940      </td>
1941      </tr>
1942  
1943      <tr>
1944      <th scope="row" class="label">
1945          <label>
1946          <span class="alignleft"><?php _e('Gallery columns:'); ?></span>
1947          </label>
1948      </th>
1949      <td class="field">
1950          <select id="columns" name="columns">
1951              <option value="1">1</option>
1952              <option value="2">2</option>
1953              <option value="3" selected="selected">3</option>
1954              <option value="4">4</option>
1955              <option value="5">5</option>
1956              <option value="6">6</option>
1957              <option value="7">7</option>
1958              <option value="8">8</option>
1959              <option value="9">9</option>
1960          </select>
1961      </td>
1962      </tr>
1963  </tbody></table>
1964  
1965  <p class="ml-submit">
1966  <input type="button" class="button" style="display:none;" onMouseDown="wpgallery.update();" name="insert-gallery" id="insert-gallery" value="<?php esc_attr_e( 'Insert gallery' ); ?>" />
1967  <input type="button" class="button" style="display:none;" onMouseDown="wpgallery.update();" name="update-gallery" id="update-gallery" value="<?php esc_attr_e( 'Update gallery settings' ); ?>" />
1968  </p>
1969  </div>
1970  </form>
1971  <?php
1972  }
1973  
1974  /**
1975   * {@internal Missing Short Description}}
1976   *
1977   * @since 2.5.0
1978   *
1979   * @param array $errors
1980   */
1981  function media_upload_library_form($errors) {
1982      global $wpdb, $wp_query, $wp_locale, $type, $tab, $post_mime_types;
1983  
1984      media_upload_header();
1985  
1986      $post_id = isset( $_REQUEST['post_id'] ) ? intval( $_REQUEST['post_id'] ) : 0;
1987  
1988      $form_action_url = admin_url("media-upload.php?type=$type&tab=library&post_id=$post_id");
1989      $form_action_url = apply_filters('media_upload_form_url', $form_action_url, $type);
1990      $form_class = 'media-upload-form validate';
1991  
1992      if ( get_user_setting('uploader') )
1993          $form_class .= ' html-uploader';
1994  
1995      $_GET['paged'] = isset( $_GET['paged'] ) ? intval($_GET['paged']) : 0;
1996      if ( $_GET['paged'] < 1 )
1997          $_GET['paged'] = 1;
1998      $start = ( $_GET['paged'] - 1 ) * 10;
1999      if ( $start < 1 )
2000          $start = 0;
2001      add_filter( 'post_limits', create_function( '$a', "return 'LIMIT $start, 10';" ) );
2002  
2003      list($post_mime_types, $avail_post_mime_types) = wp_edit_attachments_query();
2004  
2005  ?>
2006  
2007  <form id="filter" action="" method="get">
2008  <input type="hidden" name="type" value="<?php echo esc_attr( $type ); ?>" />
2009  <input type="hidden" name="tab" value="<?php echo esc_attr( $tab ); ?>" />
2010  <input type="hidden" name="post_id" value="<?php echo (int) $post_id; ?>" />
2011  <input type="hidden" name="post_mime_type" value="<?php echo isset( $_GET['post_mime_type'] ) ? esc_attr( $_GET['post_mime_type'] ) : ''; ?>" />
2012  <input type="hidden" name="context" value="<?php echo isset( $_GET['context'] ) ? esc_attr( $_GET['context'] ) : ''; ?>" />
2013  
2014  <p id="media-search" class="search-box">
2015      <label class="screen-reader-text" for="media-search-input"><?php _e('Search Media');?>:</label>
2016      <input type="search" id="media-search-input" name="s" value="<?php the_search_query(); ?>" />
2017      <?php submit_button( __( 'Search Media' ), 'button', '', false ); ?>
2018  </p>
2019  
2020  <ul class="subsubsub">
2021  <?php
2022  $type_links = array();
2023  $_num_posts = (array) wp_count_attachments();
2024  $matches = wp_match_mime_types(array_keys($post_mime_types), array_keys($_num_posts));
2025  foreach ( $matches as $_type => $reals )
2026      foreach ( $reals as $real )
2027          if ( isset($num_posts[$_type]) )
2028              $num_posts[$_type] += $_num_posts[$real];
2029          else
2030              $num_posts[$_type] = $_num_posts[$real];
2031  // If available type specified by media button clicked, filter by that type
2032  if ( empty($_GET['post_mime_type']) && !empty($num_posts[$type]) ) {
2033      $_GET['post_mime_type'] = $type;
2034      list($post_mime_types, $avail_post_mime_types) = wp_edit_attachments_query();
2035  }
2036  if ( empty($_GET['post_mime_type']) || $_GET['post_mime_type'] == 'all' )
2037      $class = ' class="current"';
2038  else
2039      $class = '';
2040  $type_links[] = "<li><a href='" . esc_url(add_query_arg(array('post_mime_type'=>'all', 'paged'=>false, 'm'=>false))) . "'$class>".__('All Types')."</a>";
2041  foreach ( $post_mime_types as $mime_type => $label ) {
2042      $class = '';
2043  
2044      if ( !wp_match_mime_types($mime_type, $avail_post_mime_types) )
2045          continue;
2046  
2047      if ( isset($_GET['post_mime_type']) && wp_match_mime_types($mime_type, $_GET['post_mime_type']) )
2048          $class = ' class="current"';
2049  
2050      $type_links[] = "<li><a href='" . esc_url(add_query_arg(array('post_mime_type'=>$mime_type, 'paged'=>false))) . "'$class>" . sprintf( translate_nooped_plural( $label[2], $num_posts[$mime_type] ), "<span id='$mime_type-counter'>" . number_format_i18n( $num_posts[$mime_type] ) . '</span>') . '</a>';
2051  }
2052  echo implode(' | </li>', apply_filters( 'media_upload_mime_type_links', $type_links ) ) . '</li>';
2053  unset($type_links);
2054  ?>
2055  </ul>
2056  
2057  <div class="tablenav">
2058  
2059  <?php
2060  $page_links = paginate_links( array(
2061      'base' => add_query_arg( 'paged', '%#%' ),
2062      'format' => '',
2063      'prev_text' => __('&laquo;'),
2064      'next_text' => __('&raquo;'),
2065      'total' => ceil($wp_query->found_posts / 10),
2066      'current' => $_GET['paged']
2067  ));
2068  
2069  if ( $page_links )
2070      echo "<div class='tablenav-pages'>$page_links</div>";
2071  ?>
2072  
2073  <div class="alignleft actions">
2074  <?php
2075  
2076  $arc_query = "SELECT DISTINCT YEAR(post_date) AS yyear, MONTH(post_date) AS mmonth FROM $wpdb->posts WHERE post_type = 'attachment' ORDER BY post_date DESC";
2077  
2078  $arc_result = $wpdb->get_results( $arc_query );
2079  
2080  $month_count = count($arc_result);
2081  
2082  if ( $month_count && !( 1 == $month_count && 0 == $arc_result[0]->mmonth ) ) { ?>
2083  <select name='m'>
2084  <option<?php selected( @$_GET['m'], 0 ); ?> value='0'><?php _e('Show all dates'); ?></option>
2085  <?php
2086  foreach ($arc_result as $arc_row) {
2087      if ( $arc_row->yyear == 0 )
2088          continue;
2089      $arc_row->mmonth = zeroise( $arc_row->mmonth, 2 );
2090  
2091      if ( isset($_GET['m']) && ( $arc_row->yyear . $arc_row->mmonth == $_GET['m'] ) )
2092          $default = ' selected="selected"';
2093      else
2094          $default = '';
2095  
2096      echo "<option$default value='" . esc_attr( $arc_row->yyear . $arc_row->mmonth ) . "'>";
2097      echo esc_html( $wp_locale->get_month($arc_row->mmonth) . " $arc_row->yyear" );
2098      echo "</option>\n";
2099  }
2100  ?>
2101  </select>
2102  <?php } ?>
2103  
2104  <?php submit_button( __( 'Filter &#187;' ), 'button', 'post-query-submit', false ); ?>
2105  
2106  </div>
2107  
2108  <br class="clear" />
2109  </div>
2110  </form>
2111  
2112  <form enctype="multipart/form-data" method="post" action="<?php echo esc_url( $form_action_url ); ?>" class="<?php echo $form_class; ?>" id="library-form">
2113  
2114  <?php wp_nonce_field('media-form'); ?>
2115  <?php //media_upload_form( $errors ); ?>
2116  
2117  <script type="text/javascript">
2118  <!--
2119  jQuery(function($){
2120      var preloaded = $(".media-item.preloaded");
2121      if ( preloaded.length > 0 ) {
2122          preloaded.each(function(){prepareMediaItem({id:this.id.replace(/[^0-9]/g, '')},'');});
2123          updateMediaForm();
2124      }
2125  });
2126  -->
2127  </script>
2128  
2129  <div id="media-items">
2130  <?php add_filter('attachment_fields_to_edit', 'media_post_single_attachment_fields_to_edit', 10, 2); ?>
2131  <?php echo get_media_items(null, $errors); ?>
2132  </div>
2133  <p class="ml-submit">
2134  <?php submit_button( __( 'Save all changes' ), 'button savebutton', 'save', false ); ?>
2135  <input type="hidden" name="post_id" id="post_id" value="<?php echo (int) $post_id; ?>" />
2136  </p>
2137  </form>
2138  <?php
2139  }
2140  
2141  /**
2142   * Creates the form for external url
2143   *
2144   * @since 2.7.0
2145   *
2146   * @param string $default_view
2147   * @return string the form html
2148   */
2149  function wp_media_insert_url_form( $default_view = 'image' ) {
2150      if ( !apply_filters( 'disable_captions', '' ) ) {
2151          $caption = '
2152          <tr class="image-only">
2153              <th valign="top" scope="row" class="label">
2154                  <label for="caption"><span class="alignleft">' . __('Image Caption') . '</span></label>
2155              </th>
2156              <td class="field"><textarea id="caption" name="caption"></textarea></td>
2157          </tr>
2158  ';
2159      } else {
2160          $caption = '';
2161      }
2162  
2163      $default_align = get_option('image_default_align');
2164      if ( empty($default_align) )
2165          $default_align = 'none';
2166  
2167      if ( 'image' == $default_view ) {
2168          $view = 'image-only';
2169          $table_class = '';
2170      } else {
2171          $view = $table_class = 'not-image';
2172      }
2173  
2174      return '
2175      <p class="media-types"><label><input type="radio" name="media_type" value="image" id="image-only"' . checked( 'image-only', $view, false ) . ' /> ' . __( 'Image' ) . '</label> &nbsp; &nbsp; <label><input type="radio" name="media_type" value="generic" id="not-image"' . checked( 'not-image', $view, false ) . ' /> ' . __( 'Audio, Video, or Other File' ) . '</label></p>
2176      <table class="describe ' . $table_class . '"><tbody>
2177          <tr>
2178              <th valign="top" scope="row" class="label" style="width:130px;">
2179                  <label for="src"><span class="alignleft">' . __('URL') . '</span></label>
2180                  <span class="alignright"><abbr id="status_img" title="required" class="required">*</abbr></span>
2181              </th>
2182              <td class="field"><input id="src" name="src" value="" type="text" aria-required="true" onblur="addExtImage.getImageData()" /></td>
2183          </tr>
2184  
2185          <tr>
2186              <th valign="top" scope="row" class="label">
2187                  <label for="title"><span class="alignleft">' . __('Title') . '</span></label>
2188                  <span class="alignright"><abbr title="required" class="required">*</abbr></span>
2189              </th>
2190              <td class="field"><input id="title" name="title" value="" type="text" aria-required="true" /></td>
2191          </tr>
2192  
2193          <tr class="not-image"><td></td><td><p class="help">' . __('Link text, e.g. &#8220;Ransom Demands (PDF)&#8221;') . '</p></td></tr>
2194  
2195          <tr class="image-only">
2196              <th valign="top" scope="row" class="label">
2197                  <label for="alt"><span class="alignleft">' . __('Alternative Text') . '</span></label>
2198              </th>
2199              <td class="field"><input id="alt" name="alt" value="" type="text" aria-required="true" />
2200              <p class="help">' . __('Alt text for the image, e.g. &#8220;The Mona Lisa&#8221;') . '</p></td>
2201          </tr>
2202          ' . $caption . '
2203          <tr class="align image-only">
2204              <th valign="top" scope="row" class="label"><p><label for="align">' . __('Alignment') . '</label></p></th>
2205              <td class="field">
2206                  <input name="align" id="align-none" value="none" onclick="addExtImage.align=\'align\'+this.value" type="radio"' . ($default_align == 'none' ? ' checked="checked"' : '').' />
2207                  <label for="align-none" class="align image-align-none-label">' . __('None') . '</label>
2208                  <input name="align" id="align-left" value="left" onclick="addExtImage.align=\'align\'+this.value" type="radio"' . ($default_align == 'left' ? ' checked="checked"' : '').' />
2209                  <label for="align-left" class="align image-align-left-label">' . __('Left') . '</label>
2210                  <input name="align" id="align-center" value="center" onclick="addExtImage.align=\'align\'+this.value" type="radio"' . ($default_align == 'center' ? ' checked="checked"' : '').' />
2211                  <label for="align-center" class="align image-align-center-label">' . __('Center') . '</label>
2212                  <input name="align" id="align-right" value="right" onclick="addExtImage.align=\'align\'+this.value" type="radio"' . ($default_align == 'right' ? ' checked="checked"' : '').' />
2213                  <label for="align-right" class="align image-align-right-label">' . __('Right') . '</label>
2214              </td>
2215          </tr>
2216  
2217          <tr class="image-only">
2218              <th valign="top" scope="row" class="label">
2219                  <label for="url"><span class="alignleft">' . __('Link Image To:') . '</span></label>
2220              </th>
2221              <td class="field"><input id="url" name="url" value="" type="text" /><br />
2222  
2223              <button type="button" class="button" value="" onclick="document.forms[0].url.value=null">' . __('None') . '</button>
2224              <button type="button" class="button" value="" onclick="document.forms[0].url.value=document.forms[0].src.value">' . __('Link to image') . '</button>
2225              <p class="help">' . __('Enter a link URL or click above for presets.') . '</p></td>
2226          </tr>
2227          <tr class="image-only">
2228              <td></td>
2229              <td>
2230                  <input type="button" class="button" id="go_button" style="color:#bbb;" onclick="addExtImage.insert()" value="' . esc_attr__('Insert into Post') . '" />
2231              </td>
2232          </tr>
2233          <tr class="not-image">
2234              <td></td>
2235              <td>
2236                  ' . get_submit_button( __( 'Insert into Post' ), 'button', 'insertonlybutton', false ) . '
2237              </td>
2238          </tr>
2239      </tbody></table>
2240  ';
2241  
2242  }
2243  
2244  /**
2245   * Displays the multi-file uploader message.
2246   *
2247   * @since 2.6.0
2248   */
2249  function media_upload_flash_bypass() {
2250      $browser_uploader = admin_url( 'media-new.php?browser-uploader' );
2251  
2252      if ( $post = get_post() )
2253          $browser_uploader .= '&amp;post_id=' . intval( $post->ID );
2254      elseif ( ! empty( $GLOBALS['post_ID'] ) )
2255          $browser_uploader .= '&amp;post_id=' . intval( $GLOBALS['post_ID'] );
2256  
2257      ?>
2258      <p class="upload-flash-bypass">
2259      <?php printf( __( 'You are using the multi-file uploader. Problems? Try the <a href="%1$s" target="%2$s">browser uploader</a> instead.' ), $browser_uploader, '_blank' ); ?>
2260      </p>
2261      <?php
2262  }
2263  add_action('post-plupload-upload-ui', 'media_upload_flash_bypass');
2264  
2265  /**
2266   * Displays the browser's built-in uploader message.
2267   *
2268   * @since 2.6.0
2269   */
2270  function media_upload_html_bypass() {
2271      ?>
2272      <p class="upload-html-bypass hide-if-no-js">
2273         <?php _e('You are using the browser&#8217;s built-in file uploader. The WordPress uploader includes multiple file selection and drag and drop capability. <a href="#">Switch to the multi-file uploader</a>.'); ?>
2274      </p>
2275      <?php
2276  }
2277  add_action('post-html-upload-ui', 'media_upload_html_bypass');
2278  
2279  /**
2280   * Used to display a "After a file has been uploaded..." help message.
2281   *
2282   * @since 3.3.0
2283   */
2284  function media_upload_text_after() {}
2285  
2286  /**
2287   * Displays the checkbox to scale images.
2288   *
2289   * @since 3.3.0
2290   */
2291  function media_upload_max_image_resize() {
2292      $checked = get_user_setting('upload_resize') ? ' checked="true"' : '';
2293      $a = $end = '';
2294  
2295      if ( current_user_can( 'manage_options' ) ) {
2296          $a = '<a href="' . esc_url( admin_url( 'options-media.php' ) ) . '" target="_blank">';
2297          $end = '</a>';
2298      }
2299  ?>
2300  <p class="hide-if-no-js"><label>
2301  <input name="image_resize" type="checkbox" id="image_resize" value="true"<?php echo $checked; ?> />
2302  <?php
2303      /* translators: %1$s is link start tag, %2$s is link end tag, %3$d is width, %4$d is height*/
2304      printf( __( 'Scale images to match the large size selected in %1$simage options%2$s (%3$d &times; %4$d).' ), $a, $end, (int) get_option( 'large_size_w', '1024' ), (int) get_option( 'large_size_h', '1024' ) );
2305  ?>
2306  </label></p>
2307  <?php
2308  }
2309  
2310  /**
2311   * Displays the out of storage quota message in Multisite.
2312   *
2313   * @since 3.5.0
2314   */
2315  function multisite_over_quota_message() {
2316      echo '<p>' . sprintf( __( 'Sorry, you have used all of your storage quota of %s MB.' ), get_space_allowed() ) . '</p>';
2317  }
2318  
2319  /**
2320   * Displays the image and editor in the post editor
2321   *
2322   * @since 3.5.0
2323   */
2324  function edit_form_image_editor() {
2325      $post = get_post();
2326  
2327      $open = isset( $_GET['image-editor'] );
2328      if ( $open )
2329          require_once  ABSPATH . 'wp-admin/includes/image-edit.php';
2330  
2331      $thumb_url = false;
2332      if ( $attachment_id = intval( $post->ID ) )
2333          $thumb_url = wp_get_attachment_image_src( $attachment_id, array( 900, 450 ), true );
2334  
2335      $filename = esc_html( basename( $post->guid ) );
2336      $title = esc_attr( $post->post_title );
2337      $alt_text = get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
2338  
2339      $att_url = wp_get_attachment_url( $post->ID ); ?>
2340      <div class="wp_attachment_holder">
2341      <?php
2342      if ( wp_attachment_is_image( $post->ID ) ) :
2343          $image_edit_button = '';
2344          if ( wp_image_editor_supports( array( 'mime_type' => $post->post_mime_type ) ) ) {
2345              $nonce = wp_create_nonce( "image_editor-$post->ID" );
2346              $image_edit_button = "<input type='button' id='imgedit-open-btn-$post->ID' onclick='imageEdit.open( $post->ID, \"$nonce\" )' class='button' value='" . esc_attr__( 'Edit Image' ) . "' /> <span class='spinner'></span>";
2347          }
2348       ?>
2349  
2350          <div class="imgedit-response" id="imgedit-response-<?php echo $attachment_id; ?>"></div>
2351  
2352          <div<?php if ( $open ) echo ' style="display:none"'; ?> class="wp_attachment_image" id="media-head-<?php echo $attachment_id; ?>">
2353              <p id="thumbnail-head-<?php echo $attachment_id; ?>"><img class="thumbnail" src="<?php echo set_url_scheme( $thumb_url[0] ); ?>" style="max-width:100%" alt="" /></p>
2354              <p><?php echo $image_edit_button; ?></p>
2355          </div>
2356          <div<?php if ( ! $open ) echo ' style="display:none"'; ?> class="image-editor" id="image-editor-<?php echo $attachment_id; ?>">
2357              <?php if ( $open ) wp_image_editor( $attachment_id ); ?>
2358          </div>
2359      <?php
2360      elseif ( $attachment_id && 0 === strpos( $post->post_mime_type, 'audio/' ) ):
2361  
2362          echo do_shortcode( '[audio src="' . $att_url . '"]' );
2363  
2364      elseif ( $attachment_id && 0 === strpos( $post->post_mime_type, 'video/' ) ):
2365  
2366          $meta = wp_get_attachment_metadata( $attachment_id );
2367          $w = ! empty( $meta['width'] ) ? min( $meta['width'], 600 ) : 0;
2368          $h = 0;
2369          if ( ! empty( $meta['height'] ) )
2370              $h = $meta['height'];
2371          if ( $h && $w < $meta['width'] )
2372              $h = round( ( $meta['height'] * $w ) / $meta['width'] );
2373  
2374          $shortcode = sprintf( '[video src="%s"%s%s]',
2375              $att_url,
2376              empty( $meta['width'] ) ? '' : sprintf( ' width="%d"', $w ),
2377              empty( $meta['height'] ) ? '' : sprintf( ' height="%d"', $h )
2378          );
2379          echo do_shortcode( $shortcode );
2380  
2381      endif; ?>
2382      </div>
2383      <div class="wp_attachment_details edit-form-section">
2384          <p>
2385              <label for="attachment_caption"><strong><?php _e( 'Caption' ); ?></strong></label><br />
2386              <textarea class="widefat" name="excerpt" id="attachment_caption"><?php echo $post->post_excerpt; ?></textarea>
2387          </p>
2388  
2389      <?php if ( 'image' === substr( $post->post_mime_type, 0, 5 ) ) : ?>
2390          <p>
2391              <label for="attachment_alt"><strong><?php _e( 'Alternative Text' ); ?></strong></label><br />
2392              <input type="text" class="widefat" name="_wp_attachment_image_alt" id="attachment_alt" value="<?php echo esc_attr( $alt_text ); ?>" />
2393          </p>
2394      <?php endif; ?>
2395  
2396      <?php
2397          $quicktags_settings = array( 'buttons' => 'strong,em,link,block,del,ins,img,ul,ol,li,code,close' );
2398          $editor_args = array(
2399              'textarea_name' => 'content',
2400              'textarea_rows' => 5,
2401              'media_buttons' => false,
2402              'tinymce' => false,
2403              'quicktags' => $quicktags_settings,
2404          );
2405      ?>
2406  
2407      <label for="content"><strong><?php _e( 'Description' ); ?></strong></label>
2408      <?php wp_editor( $post->post_content, 'attachment_content', $editor_args ); ?>
2409  
2410      </div>
2411      <?php
2412      $extras = get_compat_media_markup( $post->ID );
2413      echo $extras['item'];
2414      echo '<input type="hidden" id="image-edit-context" value="edit-attachment" />' . "\n";
2415  }
2416  
2417  /**
2418   * Displays non-editable attachment metadata in the publish metabox
2419   *
2420   * @since 3.5.0
2421   */
2422  function attachment_submitbox_metadata() {
2423      $post = get_post();
2424  
2425      $filename = esc_html( basename( $post->guid ) );
2426  
2427      $media_dims = '';
2428      $meta = wp_get_attachment_metadata( $post->ID );
2429      if ( isset( $meta['width'], $meta['height'] ) )
2430          $media_dims .= "<span id='media-dims-$post->ID'>{$meta['width']}&nbsp;&times;&nbsp;{$meta['height']}</span> ";
2431      $media_dims = apply_filters( 'media_meta', $media_dims, $post );
2432  
2433      $att_url = wp_get_attachment_url( $post->ID );
2434  ?>
2435      <div class="misc-pub-section">
2436              <label for="attachment_url"><?php _e( 'File URL:' ); ?></label>
2437              <input type="text" class="widefat urlfield" readonly="readonly" name="attachment_url" value="<?php echo esc_attr($att_url); ?>" />
2438      </div>
2439      <div class="misc-pub-section">
2440          <?php _e( 'File name:' ); ?> <strong><?php echo $filename; ?></strong>
2441      </div>
2442      <div class="misc-pub-section">
2443          <?php _e( 'File type:' ); ?> <strong><?php
2444              if ( preg_match( '/^.*?\.(\w+)$/', get_attached_file( $post->ID ), $matches ) )
2445                  echo esc_html( strtoupper( $matches[1] ) );
2446              else
2447                  echo strtoupper( str_replace( 'image/', '', $post->post_mime_type ) );
2448          ?></strong>
2449      </div>
2450  
2451  <?php
2452      if ( preg_match( '#^audio|video#', $post->post_mime_type ) ):
2453  
2454          $fields = array(
2455              'mime_type' => __( 'Mime-type:' ),
2456              'year' => __( 'Year:' ),
2457              'genre' => __( 'Genre:' ),
2458              'length_formatted' => __( 'Length:' ),
2459          );
2460  
2461          foreach ( $fields as $key => $label ):
2462              if ( ! empty( $meta[$key] ) ) : ?>
2463          <div class="misc-pub-section">
2464              <?php echo $label ?> <strong><?php echo esc_html( $meta[$key] ); ?></strong>
2465          </div>
2466      <?php
2467              endif;
2468          endforeach;
2469  
2470          if ( ! empty( $meta['bitrate'] ) ) : ?>
2471          <div class="misc-pub-section">
2472              <?php _e( 'Bitrate:' ); ?> <strong><?php
2473                  echo $meta['bitrate'] / 1000, 'kb/s';
2474  
2475                  if ( ! empty( $meta['bitrate_mode'] ) )
2476                      echo ' ', strtoupper( $meta['bitrate_mode'] );
2477  
2478              ?></strong>
2479          </div>
2480      <?php
2481          endif;
2482  
2483          $audio_fields = array(
2484              'dataformat' => __( 'Audio Format:' ),
2485              'codec' => __( 'Audio Codec:' )
2486          );
2487  
2488          foreach ( $audio_fields as $key => $label ):
2489              if ( ! empty( $meta['audio'][$key] ) ) : ?>
2490          <div class="misc-pub-section">
2491              <?php echo $label; ?> <strong><?php echo esc_html( $meta['audio'][$key] ); ?></strong>
2492          </div>
2493      <?php
2494              endif;
2495          endforeach;
2496  
2497      endif;
2498  
2499      if ( $media_dims ) : ?>
2500      <div class="misc-pub-section">
2501          <?php _e( 'Dimensions:' ); ?> <strong><?php echo $media_dims; ?></strong>
2502      </div>
2503  <?php
2504      endif;
2505  }
2506  
2507  add_filter( 'async_upload_image', 'get_media_item', 10, 2 );
2508  add_filter( 'async_upload_audio', 'get_media_item', 10, 2 );
2509  add_filter( 'async_upload_video', 'get_media_item', 10, 2 );
2510  add_filter( 'async_upload_file',  'get_media_item', 10, 2 );
2511  
2512  add_action( 'media_upload_image', 'wp_media_upload_handler' );
2513  add_action( 'media_upload_audio', 'wp_media_upload_handler' );
2514  add_action( 'media_upload_video', 'wp_media_upload_handler' );
2515  add_action( 'media_upload_file',  'wp_media_upload_handler' );
2516  
2517  add_filter( 'media_upload_gallery', 'media_upload_gallery' );
2518  add_filter( 'media_upload_library', 'media_upload_library' );
2519  
2520  add_action( 'attachment_submitbox_misc_actions', 'attachment_submitbox_metadata' );
2521  
2522  /**
2523   * Parse ID3v2, ID3v1, and getID3 comments to extract usable data
2524   *
2525   * @since 3.6.0
2526   *
2527   * @param array $metadata An existing array with data
2528   * @param array $data Data supplied by ID3 tags
2529   */
2530  function wp_add_id3_tag_data( &$metadata, $data ) {
2531      foreach ( array( 'id3v2', 'id3v1' ) as $version ) {
2532          if ( ! empty( $data[$version]['comments'] ) ) {
2533              foreach ( $data[$version]['comments'] as $key => $list ) {
2534                  if ( ! empty( $list ) ) {
2535                      $metadata[$key] = reset( $list );
2536                      // fix bug in byte stream analysis
2537                      if ( 'terms_of_use' === $key && 0 === strpos( $metadata[$key], 'yright notice.' ) )
2538                          $metadata[$key] = 'Cop' . $metadata[$key];
2539                  }
2540              }
2541              break;
2542          }
2543      }
2544  
2545      if ( ! empty( $data['id3v2']['APIC'] ) ) {
2546          $image = reset( $data['id3v2']['APIC']);
2547          if ( ! empty( $image['data'] ) ) {
2548              $metadata['image'] = array(
2549                  'data' => $image['data'],
2550                  'mime' => $image['image_mime'],
2551                  'width' => $image['image_width'],
2552                  'height' => $image['image_height']
2553              );
2554          }
2555      } elseif ( ! empty( $data['comments']['picture'] ) ) {
2556          $image = reset( $data['comments']['picture'] );
2557          if ( ! empty( $image['data'] ) ) {
2558              $metadata['image'] = array(
2559                  'data' => $image['data'],
2560                  'mime' => $image['image_mime']
2561              );
2562          }
2563      }
2564  }
2565  
2566  /**
2567   * Retrieve metadata from a video file's ID3 tags
2568   *
2569   * @since 3.6.0
2570   *
2571   * @param string $file Path to file.
2572   * @return array|boolean Returns array of metadata, if found.
2573   */
2574  function wp_read_video_metadata( $file ) {
2575      if ( ! file_exists( $file ) )
2576          return false;
2577  
2578      $metadata = array();
2579  
2580      if ( ! class_exists( 'getID3' ) )
2581          require( ABSPATH . WPINC . '/ID3/class-getid3.php' );
2582      $id3 = new getID3();
2583      $data = $id3->analyze( $file );
2584  
2585      if ( isset( $data['video']['lossless'] ) )
2586          $metadata['lossless'] = $data['video']['lossless'];
2587      if ( ! empty( $data['video']['bitrate'] ) )
2588          $metadata['bitrate'] = (int) $data['video']['bitrate'];
2589      if ( ! empty( $data['video']['bitrate_mode'] ) )
2590          $metadata['bitrate_mode'] = $data['video']['bitrate_mode'];
2591      if ( ! empty( $data['filesize'] ) )
2592          $metadata['filesize'] = (int) $data['filesize'];
2593      if ( ! empty( $data['mime_type'] ) )
2594          $metadata['mime_type'] = $data['mime_type'];
2595      if ( ! empty( $data['playtime_seconds'] ) )
2596          $metadata['length'] = (int) ceil( $data['playtime_seconds'] );
2597      if ( ! empty( $data['playtime_string'] ) )
2598          $metadata['length_formatted'] = $data['playtime_string'];
2599      if ( ! empty( $data['video']['resolution_x'] ) )
2600          $metadata['width'] = (int) $data['video']['resolution_x'];
2601      if ( ! empty( $data['video']['resolution_y'] ) )
2602          $metadata['height'] = (int) $data['video']['resolution_y'];
2603      if ( ! empty( $data['fileformat'] ) )
2604          $metadata['fileformat'] = $data['fileformat'];
2605      if ( ! empty( $data['video']['dataformat'] ) )
2606          $metadata['dataformat'] = $data['video']['dataformat'];
2607      if ( ! empty( $data['video']['encoder'] ) )
2608          $metadata['encoder'] = $data['video']['encoder'];
2609      if ( ! empty( $data['video']['codec'] ) )
2610          $metadata['codec'] = $data['video']['codec'];
2611  
2612      if ( ! empty( $data['audio'] ) ) {
2613          unset( $data['audio']['streams'] );
2614          $metadata['audio'] = $data['audio'];
2615      }
2616  
2617      wp_add_id3_tag_data( $metadata, $data );
2618  
2619      return $metadata;
2620  }
2621  
2622  /**
2623   * Retrieve metadata from a audio file's ID3 tags
2624   *
2625   * @since 3.6.0
2626   *
2627   * @param string $file Path to file.
2628   * @return array|boolean Returns array of metadata, if found.
2629   */
2630  function wp_read_audio_metadata( $file ) {
2631      if ( ! file_exists( $file ) )
2632          return false;
2633      $metadata = array();
2634  
2635      if ( ! class_exists( 'getID3' ) )
2636          require( ABSPATH . WPINC . '/ID3/class-getid3.php' );
2637      $id3 = new getID3();
2638      $data = $id3->analyze( $file );
2639  
2640      if ( ! empty( $data['audio'] ) ) {
2641          unset( $data['audio']['streams'] );
2642          $metadata = $data['audio'];
2643      }
2644  
2645      if ( ! empty( $data['fileformat'] ) )
2646          $metadata['fileformat'] = $data['fileformat'];
2647      if ( ! empty( $data['filesize'] ) )
2648          $metadata['filesize'] = (int) $data['filesize'];
2649      if ( ! empty( $data['mime_type'] ) )
2650          $metadata['mime_type'] = $data['mime_type'];
2651      if ( ! empty( $data['playtime_seconds'] ) )
2652          $metadata['length'] = (int) ceil( $data['playtime_seconds'] );
2653      if ( ! empty( $data['playtime_string'] ) )
2654          $metadata['length_formatted'] = $data['playtime_string'];
2655  
2656      wp_add_id3_tag_data( $metadata, $data );
2657  
2658      return $metadata;
2659  }