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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 |
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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)) { |