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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.
| Line | Code |
|---|---|
| 983 | $where .= " OR post_author = $user_ID AND post_status = 'private'"; |
| 984 | } |
| 985 | |
| 986 | $where .= '))'; |
| 987 | } |
| 988 | |
| 989 | // Apply filters on where and join prior to paging so that any |
| 990 | // manipulations to them are reflected in the paging by day queries. |
| 991 | $where = apply_filters('posts_where', $where); |
| 992 | $join = apply_filters('posts_join', $join); |
| 993 | |
| 994 | // Paging |
| 995 | if ( empty($q['nopaging']) && !$this->is_singular ) { |
| 996 | $page = abs(intval($q['paged'])); |
| 997 | if (empty($page)) { |
| 998 | $page = 1; |
| 999 | } |
| 1000 | |
| 1001 | if ( empty($q['offset']) ) { |