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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.
| Line | Code |
|---|---|
| 143 | $output = ''; |
| 144 | $output = $post->post_excerpt; |
| 145 | if ( !empty($post->post_password) ) { // if there's a password |
| 146 | if ( !isset($_COOKIE['wp-postpass_'.COOKIEHASH]) || $_COOKIE['wp-postpass_'.COOKIEHASH] != $post->post_password ) { // and it doesn't match the cookie |
| 147 | $output = __('There is no excerpt because this is a protected post.'); |
| 148 | return $output; |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | return apply_filters('get_the_excerpt', $output); |
| 153 | } |
| 154 | |
| 155 | function has_excerpt( $id = 0 ) { |
| 156 | $post = &get_post( $id ); |
| 157 | return ( !empty( $post->post_excerpt ) ); |
| 158 | } |
| 159 | |
| 160 | function wp_link_pages($args = '') { |
| 161 | $defaults = array( |