Adds a base URL to relative links in passed content.
Description
By default, this function supports the ‘src’ and ‘href’ attributes.
However, this can be modified via the $attrs
parameter.
Parameters
$content
stringrequired- String to search for links in.
$base
stringrequired- The base URL to prefix to links.
$attrs
string[]optional- The attributes which should be processed.
Default:
array('src', 'href')
Source
function links_add_base_url( $content, $base, $attrs = array( 'src', 'href' ) ) {
global $_links_add_base;
$_links_add_base = $base;
$attrs = implode( '|', (array) $attrs );
return preg_replace_callback( "!($attrs)=(['\"])(.+?)\\2!i", '_links_add_base', $content );
}
Changelog
Version | Description |
---|---|
2.7.0 | Introduced. |
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