WP hooks navigation: Home/browse • Actions index • Filters index
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 |
|---|---|
| 21 | * @since 1.5.1 |
| 22 | * @uses apply_filters() Calls 'get_bloginfo_rss' hook with two parameters. |
| 23 | * @see get_bloginfo() For the list of possible values to display. |
| 24 | * |
| 25 | * @param string $show See get_bloginfo() for possible values. |
| 26 | * @return string |
| 27 | */ |
| 28 | function get_bloginfo_rss($show = '') { |
| 29 | $info = strip_tags(get_bloginfo($show)); |
| 30 | return apply_filters('get_bloginfo_rss', convert_chars($info), $show); |
| 31 | } |
| 32 | |
| 33 | /** |
| 34 | * Display RSS container for the bloginfo function. |
| 35 | * |
| 36 | * You can retrieve anything that you can using the get_bloginfo() function. |
| 37 | * Everything will be stripped of tags and characters converted, when the values |
| 38 | * are retrieved for use in the feeds. |
| 39 | * |
| Line | Code |
| 306 | $cat_names[] = sanitize_term_field('name', $tag->name, $tag->term_id, 'post_tag', $filter); |
| 307 | } |
| 308 | |
| 309 | $cat_names = array_unique($cat_names); |
| 310 | |
| 311 | foreach ( $cat_names as $cat_name ) { |
| 312 | if ( 'rdf' == $type ) |
| 313 | $the_list .= "\t\t<dc:subject><![CDATA[$cat_name]]></dc:subject>\n"; |
| 314 | elseif ( 'atom' == $type ) |
| 315 | $the_list .= sprintf( '<category scheme="%1$s" term="%2$s" />', esc_attr( apply_filters( 'get_bloginfo_rss', get_bloginfo( 'url' ) ) ), esc_attr( $cat_name ) ); |
| 316 | else |
| 317 | $the_list .= "\t\t<category><![CDATA[" . @html_entity_decode( $cat_name, ENT_COMPAT, get_option('blog_charset') ) . "]]></category>\n"; |
| 318 | } |
| 319 | |
| 320 | return apply_filters('the_category_rss', $the_list, $type); |
| 321 | } |
| 322 | |
| 323 | /** |
| 324 | * Display the post categories in the feed. |