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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 |
|---|---|
| 97 | return apply_filters('page_link', $link, $id); |
| 98 | } |
| 99 | |
| 100 | function get_year_link($year) { |
| 101 | global $wp_rewrite; |
| 102 | if (!$year) $year = gmdate('Y', time()+(get_settings('gmt_offset') * 3600)); |
| 103 | $yearlink = $wp_rewrite->get_year_permastruct(); |
| 104 | if (!empty($yearlink)) { |
| 105 | $yearlink = str_replace('%year%', $year, $yearlink); |
| 106 | return apply_filters('year_link', get_settings('home') . trailingslashit($yearlink), $year); |
| 107 | } else { |
| 108 | return apply_filters('year_link', get_settings('home') . '/?m=' . $year, $year); |
| 109 | } |
| 110 | } |
| 111 | |
| 112 | function get_month_link($year, $month) { |
| 113 | global $wp_rewrite; |
| 114 | if (!$year) $year = gmdate('Y', time()+(get_settings('gmt_offset') * 3600)); |
| 115 | if (!$month) $month = gmdate('m', time()+(get_settings('gmt_offset') * 3600)); |
| 116 | $monthlink = $wp_rewrite->get_month_permastruct(); |
| 117 | if (!empty($monthlink)) { |