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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.
| Line | Code |
|---|---|
| 1447 | ); |
| 1448 | |
| 1449 | $tabs = apply_filters( 'media_upload_tabs', $tabs ); |
| 1450 | unset( $tabs['type'], $tabs['type_url'], $tabs['gallery'], $tabs['library'] ); |
| 1451 | |
| 1452 | $settings = array( |
| 1453 | 'tabs' => $tabs, |
| 1454 | 'tabUrl' => add_query_arg( array( 'chromeless' => true ), admin_url('media-upload.php') ), |
| 1455 | 'mimeTypes' => wp_list_pluck( get_post_mime_types(), 0 ), |
| 1456 | 'captions' => ! apply_filters( 'disable_captions', '' ), |
| 1457 | 'nonce' => array( |
| 1458 | 'sendToEditor' => wp_create_nonce( 'media-send-to-editor' ), |
| 1459 | ), |
| 1460 | 'post' => array( |
| 1461 | 'id' => 0, |
| 1462 | ), |
| 1463 | ); |
| 1464 | |
| 1465 | $post = null; |