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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 |
|---|---|
| 1 | <?php |
| 2 | if ( defined('WP_USE_THEMES') && constant('WP_USE_THEMES') ) { |
| 3 | do_action('template_redirect'); |
| 4 | if ( is_robots() ) { |
| 5 | do_action('do_robots'); |
| 6 | exit; |
| 7 | } else if ( is_feed() ) { |
| 8 | do_feed(); |
| 9 | exit; |
| 10 | } else if ( is_trackback() ) { |
| 11 | include(ABSPATH . '/wp-trackback.php'); |
| 12 | exit; |
| 13 | } else if ( is_404() && $template = get_404_template() ) { |
| 14 | include($template); |
| Line | Code |
| 53 | } else if ( file_exists(TEMPLATEPATH . "/index.php") ) { |
| 54 | if ( is_attachment() ) |
| 55 | add_filter('the_content', 'prepend_attachment'); |
| 56 | include(TEMPLATEPATH . "/index.php"); |
| 57 | exit; |
| 58 | } |
| 59 | } else { |
| 60 | // Process feeds and trackbacks even if not using themes. |
| 61 | if ( is_robots() ) { |
| 62 | do_action('do_robots'); |
| 63 | exit; |
| 64 | } else if ( is_feed() ) { |
| 65 | do_feed(); |
| 66 | exit; |
| 67 | } else if ( is_trackback() ) { |
| 68 | include(ABSPATH . '/wp-trackback.php'); |
| 69 | exit; |
| 70 | } |
| 71 | } |