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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 1119 | $thumb_url = $thumb_url[0]; |
| 1120 | else |
| 1121 | $thumb_url = false; |
| 1122 | |
| 1123 | $post = get_post( $attachment_id ); |
| 1124 | $current_post_id = !empty( $_GET['post_id'] ) ? (int) $_GET['post_id'] : 0; |
| 1125 | |
| 1126 | $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 ); |
| 1127 | $args = wp_parse_args( $args, $default_args ); |
| 1128 | $args = apply_filters( 'get_media_item_args', $args ); |
| 1129 | extract( $args, EXTR_SKIP ); |
| 1130 | |
| 1131 | $toggle_on = __( 'Show' ); |
| 1132 | $toggle_off = __( 'Hide' ); |
| 1133 | |
| 1134 | $filename = esc_html( wp_basename( $post->guid ) ); |
| 1135 | $title = esc_attr( $post->post_title ); |
| 1136 | |
| 1137 | if ( $_tags = get_the_tags( $attachment_id ) ) { |
| Line | Code |
| 1336 | |
| 1337 | $default_args = array( |
| 1338 | 'errors' => null, |
| 1339 | 'in_modal' => false, |
| 1340 | ); |
| 1341 | |
| 1342 | $user_can_edit = current_user_can( 'edit_post', $attachment_id ); |
| 1343 | |
| 1344 | $args = wp_parse_args( $args, $default_args ); |
| 1345 | $args = apply_filters( 'get_media_item_args', $args ); |
| 1346 | |
| 1347 | $form_fields = array(); |
| 1348 | |
| 1349 | if ( $args['in_modal'] ) { |
| 1350 | foreach ( get_attachment_taxonomies($post) as $taxonomy ) { |
| 1351 | $t = (array) get_taxonomy($taxonomy); |
| 1352 | if ( ! $t['public'] || ! $t['show_ui'] ) |
| 1353 | continue; |
| 1354 | if ( empty($t['label']) ) |