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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 |
|---|---|
| 1592 | /** |
| 1593 | * Filters the arguments used to retrieve an image for the edit image form. |
| 1594 | * |
| 1595 | * @since 3.1.0 |
| 1596 | * |
| 1597 | * @see get_media_item |
| 1598 | * |
| 1599 | * @param array $parsed_args An array of arguments. |
| 1600 | */ |
| 1601 | $parsed_args = apply_filters( 'get_media_item_args', $parsed_args ); |
| 1602 | |
| 1603 | $toggle_on = __( 'Show' ); |
| 1604 | $toggle_off = __( 'Hide' ); |
| 1605 | |
| 1606 | $file = get_attached_file( $post->ID ); |
| 1607 | $filename = esc_html( wp_basename( $file ) ); |
| 1608 | $title = esc_attr( $post->post_title ); |
| 1609 | |
| 1610 | $post_mime_types = get_post_mime_types(); |
| Line | Code |
| 1861 | 'errors' => null, |
| 1862 | 'in_modal' => false, |
| 1863 | ); |
| 1864 | |
| 1865 | $user_can_edit = current_user_can( 'edit_post', $attachment_id ); |
| 1866 | |
| 1867 | $args = wp_parse_args( $args, $default_args ); |
| 1868 | |
| 1869 | /** This filter is documented in wp-admin/includes/media.php */ |
| 1870 | $args = apply_filters( 'get_media_item_args', $args ); |
| 1871 | |
| 1872 | $form_fields = array(); |
| 1873 | |
| 1874 | if ( $args['in_modal'] ) { |
| 1875 | foreach ( get_attachment_taxonomies( $post ) as $taxonomy ) { |
| 1876 | $t = (array) get_taxonomy( $taxonomy ); |
| 1877 | |
| 1878 | if ( ! $t['public'] || ! $t['show_ui'] ) { |
| 1879 | continue; |