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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 78 | $this->init(); |
| 79 | parse_str($query, $qv); |
| 80 | $this->query = $query; |
| 81 | $this->query_vars = $qv; |
| 82 | } |
| 83 | |
| 84 | if ('404' == $qv['error']) { |
| 85 | $this->is_404 = true; |
| 86 | if ( !empty($query) ) { |
| 87 | do_action('parse_query', array(&$this)); |
| 88 | } |
| 89 | return; |
| 90 | } |
| 91 | |
| 92 | $qv['m'] = (int) $qv['m']; |
| 93 | $qv['p'] = (int) $qv['p']; |
| 94 | |
| 95 | // Compat. Map subpost to attachment. |
| 96 | if ( '' != $qv['subpost'] ) |
| Line | Code |
| 235 | if (strstr($_SERVER['PHP_SELF'], 'wp-admin/')) { |
| 236 | $this->is_admin = true; |
| 237 | } |
| 238 | |
| 239 | if ( ! ($this->is_attachment || $this->is_archive || $this->is_single || $this->is_page || $this->is_search || $this->is_feed || $this->is_trackback || $this->is_404 || $this->is_admin || $this->is_comments_popup)) { |
| 240 | $this->is_home = true; |
| 241 | } |
| 242 | |
| 243 | if ( !empty($query) ) { |
| 244 | do_action('parse_query', array(&$this)); |
| 245 | } |
| 246 | } |
| 247 | |
| 248 | function set_404() { |
| 249 | $is_feed = $this->is_feed; |
| 250 | |
| 251 | $this->init_query_flags(); |
| 252 | $this->is_404 = true; |
| 253 | |