Merge pull request #60 from pikzen/master

Do not add a tag to the search if it's already being searched for.
 * Fixes https://github.com/shaarli/Shaarli/issues/50
 * Fixes https://github.com/sebsauvage/Shaarli/issues/140
This commit is contained in:
nodiscc 2014-11-21 18:27:04 +01:00
commit 4ad88dd190

View file

@ -1267,7 +1267,25 @@ function renderPage()
// Get previous URL (http_referer) and add the tag to the searchtags parameters in query.
if (empty($_SERVER['HTTP_REFERER'])) { header('Location: ?searchtags='.urlencode($_GET['addtag'])); exit; } // In case browser does not send HTTP_REFERER
parse_str(parse_url($_SERVER['HTTP_REFERER'],PHP_URL_QUERY), $params);
$params['searchtags'] = (empty($params['searchtags']) ? trim($_GET['addtag']) : trim($params['searchtags']).' '.trim($_GET['addtag']));
// Check if this tag is already in the search query and ignore it if it is.
// Each tag is always separated by a space
$current_tags = explode(' ', $params['searchtags']);
$addtag = true;
foreach ($current_tags as $value) {
if ($value === $_GET['addtag']) {
$addtag = false;
break;
}
}
// Append the tag if necessary
if (empty($params['searchtags'])) {
$params['searchtags'] = trim($_GET['addtag']);
}
else if ($addtag) {
$params['searchtags'] = trim($params['searchtags']).' '.trim($_GET['addtag']);
}
unset($params['page']); // We also remove page (keeping the same page has no sense, since the results are different)
header('Location: ?'.http_build_query($params));
exit;