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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 |
|---|---|
| 415 | $search = attribute_escape(get_search_query()); |
| 416 | else |
| 417 | $search = attribute_escape(stripslashes($search_query)); |
| 418 | |
| 419 | if ( empty($feed) ) |
| 420 | $feed = get_default_feed(); |
| 421 | |
| 422 | $link = get_option('home') . "?s=$search&feed=$feed"; |
| 423 | |
| 424 | $link = apply_filters('search_feed_link', $link); |
| 425 | |
| 426 | return $link; |
| 427 | } |
| 428 | |
| 429 | function get_search_comments_feed_link($search_query = '', $feed = '') { |
| 430 | if ( empty($search_query) ) |
| 431 | $search = attribute_escape(get_search_query()); |
| 432 | else |
| 433 | $search = attribute_escape(stripslashes($search_query)); |
| 434 | |
| 435 | if ( empty($feed) ) |
| 436 | $feed = get_default_feed(); |
| 437 | |
| 438 | $link = get_option('home') . "?s=$search&feed=comments-$feed"; |
| 439 | |
| 440 | $link = apply_filters('search_feed_link', $link); |
| 441 | |
| 442 | return $link; |
| 443 | } |
| 444 | |
| 445 | function get_edit_post_link( $id = 0 ) { |
| 446 | if ( !$post = &get_post( $id ) ) |
| 447 | return; |
| 448 | |
| 449 | switch ( $post->post_type ) : |