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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 |
|---|---|
| 1134 | $output = htmlspecialchars($output, ENT_NOQUOTES); |
| 1135 | |
| 1136 | return apply_filters('richedit_pre', $output); |
| 1137 | } |
| 1138 | |
| 1139 | function wp_htmledit_pre($output) { |
| 1140 | if ( !empty($output) ) |
| 1141 | $output = htmlspecialchars($output, ENT_NOQUOTES); // convert only < > & |
| 1142 | |
| 1143 | return apply_filters('htmledit_pre', $output); |
| 1144 | } |
| 1145 | |
| 1146 | function clean_url( $url, $protocols = null, $context = 'display' ) { |
| 1147 | $original_url = $url; |
| 1148 | |
| 1149 | if ('' == $url) return $url; |
| 1150 | $url = preg_replace('|[^a-z0-9-~+_.?#=!&;,/:%@()]|i', '', $url); |
| 1151 | $strip = array('%0d', '%0a'); |
| 1152 | $url = str_replace($strip, '', $url); |