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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 |
|---|---|
| 1309 | /** |
| 1310 | * Filter the arguments used to retrieve an image for the edit image form. |
| 1311 | * |
| 1312 | * @since 3.1.0 |
| 1313 | * |
| 1314 | * @see get_media_item |
| 1315 | * |
| 1316 | * @param array $args An array of arguments. |
| 1317 | */ |
| 1318 | $r = apply_filters( 'get_media_item_args', $args ); |
| 1319 | |
| 1320 | $toggle_on = __( 'Show' ); |
| 1321 | $toggle_off = __( 'Hide' ); |
| 1322 | |
| 1323 | $filename = esc_html( wp_basename( $post->guid ) ); |
| 1324 | $title = esc_attr( $post->post_title ); |
| 1325 | |
| 1326 | $post_mime_types = get_post_mime_types(); |
| 1327 | $keys = array_keys( wp_match_mime_types( array_keys( $post_mime_types ), $post->post_mime_type ) ); |
| Line | Code |
| 1534 | 'errors' => null, |
| 1535 | 'in_modal' => false, |
| 1536 | ); |
| 1537 | |
| 1538 | $user_can_edit = current_user_can( 'edit_post', $attachment_id ); |
| 1539 | |
| 1540 | $args = wp_parse_args( $args, $default_args ); |
| 1541 | |
| 1542 | /** This filter is documented in wp-admin/includes/media.php */ |
| 1543 | $args = apply_filters( 'get_media_item_args', $args ); |
| 1544 | |
| 1545 | $form_fields = array(); |
| 1546 | |
| 1547 | if ( $args['in_modal'] ) { |
| 1548 | foreach ( get_attachment_taxonomies($post) as $taxonomy ) { |
| 1549 | $t = (array) get_taxonomy($taxonomy); |
| 1550 | if ( ! $t['public'] || ! $t['show_ui'] ) |
| 1551 | continue; |
| 1552 | if ( empty($t['label']) ) |