/**
* Caches links in the wiki page into database for faster "what links here" queries
*/
private function _update_link_cache()
{
$parser = new net_nemein_wiki_parser($this);
$links_in_content = $parser->find_links_in_content();
$qb = net_nemein_wiki_link_dba::new_query_builder();
$qb->add_constraint('frompage', '=', $this->id);
$links_in_db = $qb->execute();
$links_matched = array();
// Check links in DB versus links in content to see what needs to be removed
foreach ($links_in_db as $link) {
if (!array_key_exists($link->topage, $links_in_content)) {
// This link is not any more in content, remove
$link->delete();
continue;
}
$links_matched[$link->topage] = $link;
}
// Check links in content versus matched links to see what needs to be added
foreach ($links_in_content as $wikilink => $label) {
if (array_key_exists($wikilink, $links_matched)) {
// This is already in DB, skip
continue;
}
$link = new net_nemein_wiki_link_dba();
$link->frompage = $this->id;
$link->topage = $wikilink;
debug_add("Creating net_nemein_wiki_link_dba: from page #{$link->frompage}, to page: '{$link->topage}'");
$link->create();
}
}
/**
* @dataProvider provider_find_links_in_content
*/
public function test_find_links_in_content($text, $result)
{
self::$_page->content = $text;
midcom::get('auth')->request_sudo('net.nemein.wiki');
self::$_page->update();
midcom::get('auth')->drop_sudo();
$parser = new net_nemein_wiki_parser(self::$_page);
$links = $parser->find_links_in_content();
$this->assertEquals($result, $links);
}
