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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 |
|---|---|
| 519 | } else { |
| 520 | $arcresults = $cache[ $key ]; |
| 521 | } |
| 522 | if ( $arcresults ) { |
| 523 | foreach ( $arcresults as $arcresult ) { |
| 524 | if ( $arcresult->post_date != '0000-00-00 00:00:00' ) { |
| 525 | $url = get_permalink($arcresult); |
| 526 | $arc_title = $arcresult->post_title; |
| 527 | if ( $arc_title ) |
| 528 | $text = strip_tags(apply_filters('the_title', $arc_title)); |
| 529 | else |
| 530 | $text = $arcresult->ID; |
| 531 | echo get_archives_link($url, $text, $format, $before, $after); |
| 532 | } |
| 533 | } |
| 534 | } |
| 535 | } |
| 536 | } |
| 537 | |
| Line | Code |
| 677 | ."FROM $wpdb->posts " |
| 678 | ."WHERE YEAR(post_date) = '$thisyear' " |
| 679 | ."AND MONTH(post_date) = '$thismonth' " |
| 680 | ."AND post_date < '".current_time('mysql')."' " |
| 681 | ."AND post_type = 'post' AND post_status = 'publish'" |
| 682 | ); |
| 683 | if ( $ak_post_titles ) { |
| 684 | foreach ( $ak_post_titles as $ak_post_title ) { |
| 685 | |
| 686 | $post_title = apply_filters( "the_title", $ak_post_title->post_title ); |
| 687 | $post_title = str_replace('"', '"', wptexturize( $post_title )); |
| 688 | |
| 689 | if ( empty($ak_titles_for_day['day_'.$ak_post_title->dom]) ) |
| 690 | $ak_titles_for_day['day_'.$ak_post_title->dom] = ''; |
| 691 | if ( empty($ak_titles_for_day["$ak_post_title->dom"]) ) // first one |
| 692 | $ak_titles_for_day["$ak_post_title->dom"] = $post_title; |
| 693 | else |
| 694 | $ak_titles_for_day["$ak_post_title->dom"] .= $ak_title_separator . $post_title; |
| 695 | } |