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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 |
|---|---|
| 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)) { |
| 118 | $monthlink = str_replace('%year%', $year, $monthlink); |
| 119 | $monthlink = str_replace('%monthnum%', zeroise(intval($month), 2), $monthlink); |
| 120 | return apply_filters('month_link', get_settings('home') . trailingslashit($monthlink), $year, $month); |
| 121 | } else { |
| 122 | return apply_filters('month_link', get_settings('home') . '/?m=' . $year . zeroise($month, 2), $year, $month); |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | function get_day_link($year, $month, $day) { |
| 127 | global $wp_rewrite; |
| 128 | if (!$year) $year = gmdate('Y', time()+(get_settings('gmt_offset') * 3600)); |
| 129 | if (!$month) $month = gmdate('m', time()+(get_settings('gmt_offset') * 3600)); |
| 130 | if (!$day) $day = gmdate('j', time()+(get_settings('gmt_offset') * 3600)); |
| 131 | |