/**
* Covert any link to be used as a parameter
*
* if a link is not in an article, you can call method anylink anywhere
* to covert it manually.
*
* @param string $link external link to be covert
* @param integer $postId if the link doesn't belongs any post it will be set to 0
*
* @example call anylink() like this:
* <?
* echo function_exists('anylink') ? anylink('http://dudo.org', get_the_ID()) : 'http://dudo.org';
* ?>
* @since version 0.1.5
*/
function anylink($link, $postId = 0)
{
require_once ANYLNK_PATH . '/config.php';
require_once ANYLNK_PATH . '/classes/al_covert.php';
require_once ANYLNK_PATH . '/classes/al_filter.php';
require_once ANYLNK_PATH . '/classes/al_slug.php';
require_once ANYLNK_PATH . '/classes/al_option.php';
$covert = new al_covert();
$filter = new al_filter();
$id = $covert->storeExtLnks((array) $link);
//because method storeRel will delete relationships
//so we must get all relationships to compare
$urls = $filter->getAllLnks($postId);
if (!empty($urls)) {
foreach ($urls as $url) {
$oldUrlIds[] = $url['al_id'];
}
}
$urlIds = array_merge($oldUrlIds, $id);
$covert->storeRel($postId, $urlIds);
$objSlug = $filter->getSlugById($id);
return $filter->getInternalLinkBySlug($objSlug['al_slug']);
}
/**
* 把留言者的链接转换成内链
*
* @param string $comment_url 评论者留下的链接地址
* @since 0.2
*/
function filter_comment_urls($comment_url)
{
//如果没有留下链接，放弃处理
if (empty($comment_url)) {
return $comment_url;
}
$anylink_option = get_option('anylink_options');
$anylink_comment_option = $anylink_option['filter-comment'];
//如果设置了不对评论中的链接进行处理则原样返回
if (!$anylink_comment_option) {
return $comment_url;
}
$filter = new al_filter();
//通过链接查找对应的slug
$new_comment_url_slug = $filter->get_slug_by_url($comment_url);
if (!empty($new_comment_url_slug)) {
//根据slug产生内部链接，并返回给模板显示
return $filter->getInternalLinkBySlug($new_comment_url_slug['al_slug']);
} else {
//如果链接表中没有索引这个链接，那么按原样返回
return $comment_url;
}
}
