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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 |
|---|---|
| 333 | $perms = $stat['mode'] & 0000666; |
| 334 | @ chmod( $new_file, $perms ); |
| 335 | |
| 336 | // Compute the URL |
| 337 | $url = $uploads['url'] . "/$filename"; |
| 338 | |
| 339 | if ( is_multisite() ) |
| 340 | delete_transient( 'dirsize_cache' ); |
| 341 | |
| 342 | return apply_filters( 'wp_handle_upload', array( 'file' => $new_file, 'url' => $url, 'type' => $type ), 'upload' ); |
| 343 | } |
| 344 | |
| 345 | /** |
| 346 | * Handle sideloads, which is the process of retrieving a media item from another server instead of |
| 347 | * a traditional media upload. This process involves sanitizing the filename, checking extensions |
| 348 | * for mime type, and moving the file to the appropriate directory within the uploads directory. |
| 349 | * |
| 350 | * @since 2.6.0 |
| 351 | * |
| Line | Code |
| 453 | |
| 454 | // Set correct file permissions |
| 455 | $stat = stat( dirname( $new_file )); |
| 456 | $perms = $stat['mode'] & 0000666; |
| 457 | @ chmod( $new_file, $perms ); |
| 458 | |
| 459 | // Compute the URL |
| 460 | $url = $uploads['url'] . "/$filename"; |
| 461 | |
| 462 | $return = apply_filters( 'wp_handle_upload', array( 'file' => $new_file, 'url' => $url, 'type' => $type ), 'sideload' ); |
| 463 | |
| 464 | return $return; |
| 465 | } |
| 466 | |
| 467 | /** |
| 468 | * Downloads a url to a local temporary file using the WordPress HTTP Class. |
| 469 | * Please note, That the calling function must unlink() the file. |
| 470 | * |
| 471 | * @since 2.5.0 |