显示当前帖子的rss附件。
rss_enclosure()
说明(Description)
使用全局$post检查post是否需要密码,以及用户是否具有post的密码。如果没有,它将在显示之前返回。
返回(Return)
无返回值
源码(Source)
/**
* Display the rss enclosure for the current post.
*
* Uses the global $post to check whether the post requires a password and if
* the user has the password for the post. If not then it will return before
* displaying.
*
* Also uses the function get_post_custom() to get the post's 'enclosure'
* metadata field and parses the value to display the enclosure(s). The
* enclosure(s) consist of enclosure HTML tag(s) with a URI and other
* attributes.
*
* @since 1.5.0
*/
function rss_enclosure() {
if ( post_password_required() )
return;
foreach ( (array) get_post_custom() as $key => $val) {
if ($key == 'enclosure') {
foreach ( (array) $val as $enc ) {
$enclosure = explode("
", $enc);
// only get the first element, e.g. audio/mpeg from 'audio/mpeg mpga mp2 mp3'
$t = preg_split('/[ ]/', trim($enclosure[2]) );
$type = $t[0];
/**
* Filter the RSS enclosure HTML link tag for the current post.
*
* @since 2.2.0
*
* @param string $html_link_tag The HTML link tag with a URI and other attributes.
*/
echo apply_filters( 'rss_enclosure', '' . "
" );
}
}
}
}
更新版本 | 源码位置 | 使用 | 被使用 |
---|---|---|---|
1.5.0 | wp-includes/feed.php:468 | 0 | 7 |