/**
* Get a relative root path from the current URL
*
* @return string
*/
public function get_web_root_path()
{
if ($this->symfony_request === null) {
return $this->phpbb_root_path;
}
if (null !== $this->web_root_path) {
return $this->web_root_path;
}
// We do not need to escape $path_info, $request_uri and $script_name because we can not find their content in the result.
// Path info (e.g. /foo/bar)
$path_info = $this->filesystem->clean_path($this->symfony_request->getPathInfo());
// Full request URI (e.g. phpBB/app.php/foo/bar)
$request_uri = $this->symfony_request->getRequestUri();
// Script name URI (e.g. phpBB/app.php)
$script_name = $this->symfony_request->getScriptName();
/*
* If the path info is empty but we're using app.php, then we
* might be using an empty route like app.php/ which is
* supported by symfony's routing
*/
if ($path_info === '/' && preg_match('/app\\.' . $this->php_ext . '\\/$/', $request_uri)) {
return $this->web_root_path = $this->filesystem->clean_path('./../' . $this->phpbb_root_path);
}
/*
* If the path info is empty (single /), then we're not using
* a route like app.php/foo/bar
*/
if ($path_info === '/') {
return $this->web_root_path = $this->phpbb_root_path;
}
/*
* Check AJAX request:
* If the current request is a AJAX we need to fix the paths.
* We need to get the root path based on the Referer, so we can use
* the generated URLs in the template of the Referer. If we do not
* generate the relative path based on the Referer, but based on the
* currently requested URL, the generated URLs will not point to the
* intended locations:
* Referer desired URL desired relative root path
* memberlist.php faq.php ./
* memberlist.php app.php/foo/bar ./
* app.php/foo memberlist.php ../
* app.php/foo app.php/fox ../
* app.php/foo/bar memberlist.php ../../
* ../page.php memberlist.php ./phpBB/
* ../sub/page.php memberlist.php ./../phpBB/
*
* The referer must be specified as a parameter in the query.
*/
if ($this->request->is_ajax() && $this->symfony_request->get('_referer')) {
// We need to escape $absolute_board_url because it can be partially concatenated to the result.
$absolute_board_url = $this->request->escape($this->symfony_request->getSchemeAndHttpHost() . $this->symfony_request->getBasePath(), true);
$referer_web_root_path = $this->get_web_root_path_from_ajax_referer($this->symfony_request->get('_referer'), $absolute_board_url);
return $this->web_root_path = $this->phpbb_root_path . $referer_web_root_path;
}
// How many corrections might we need?
$corrections = substr_count($path_info, '/');
/*
* If the script name (e.g. phpBB/app.php) does not exists in the
* requestUri (e.g. phpBB/app.php/foo/template), then we are rewriting
* the URL. So we must reduce the slash count by 1.
*/
if (strpos($request_uri, $script_name) !== 0) {
$corrections--;
}
// Prepend ../ to the phpbb_root_path as many times as / exists in path_info
$this->web_root_path = $this->filesystem->clean_path('./' . str_repeat('../', $corrections) . $this->phpbb_root_path);
return $this->web_root_path;
}
/**
* assign / retrun meta tag code
*/
public function build_meta($page_title = '', $return = false)
{
// If meta robots was not manually set
if (empty($this->meta['robots'])) {
// Full request URI (e.g. phpBB/app.php/foo/bar)
$request_uri = $this->symfony_request->getRequestUri();
// Deny indexing for any url ending with htm(l) or / aznd with a qs (?)
if (preg_match('`(\\.html?|/)\\?[^\\?]*$`i', $request_uri)) {
$this->meta['robots'] = 'noindex,follow';
} else {
// lets still add some more specific ones
$this->config['get_filter'] = array_merge($this->config['get_filter'], array('st', 'sk', 'sd', 'ch'));
}
// Do we allow indexing based on physical script file name
if (empty($this->meta['robots'])) {
if (!empty($this->user->page['page_name']) && strpos($this->config['file_filter'], str_replace(".{$this->php_ext}", '', $this->user->page['page_name'])) !== false) {
$this->meta['robots'] = 'noindex,follow';
}
}
// Do we allow indexing based on get variable
if (empty($this->meta['robots'])) {
foreach ($this->config['get_filter'] as $get) {
if (isset($_GET[$get])) {
$this->meta['robots'] = 'noindex,follow';
break;
}
}
}
// fallback to default if necessary
if (empty($this->meta['robots'])) {
$this->meta['robots'] = $this->meta_def['robots'];
}
}
if (!empty($this->config['seo_meta_noarchive'])) {
$forum_id = isset($_GET['f']) ? max(0, request_var('f', 0)) : 0;
if ($forum_id) {
$forum_ids = @explode(',', preg_replace('`[\\s]+`', '', trim($this->config['seo_meta_noarchive'], ', ')));
if (in_array($forum_id, $forum_ids)) {
$this->meta['robots'] .= (!empty($this->meta['robots']) ? ',' : '') . 'noarchive';
}
}
}
// deal with titles, assign the tag if a default is set
if (empty($this->meta['title']) && !empty($this->meta_def['title'])) {
$this->meta['title'] = $page_title;
}
$meta_code = '';
foreach ($this->tpl as $key => $value) {
if (isset($this->meta[$key])) {
// do like this so we can deactivate one particular tag on a given page,
// by just setting the meta to an empty string
if (trim($this->meta[$key])) {
$this->meta[$key] = isset($this->filters[$key]) ? $this->{$this->filters[$key]}($this->meta[$key]) : $this->meta[$key];
}
} else {
if (!empty($this->meta_def[$key])) {
$this->meta[$key] = isset($this->filters[$key]) ? $this->{$this->filters[$key]}($this->meta_def[$key]) : $this->meta_def[$key];
}
}
if (trim($this->meta[$key])) {
$meta_code .= sprintf($value, utf8_htmlspecialchars($this->meta[$key])) . "\n";
}
}
if (!$return) {
$this->template->assign_var('SEO_META_TAGS', $meta_code);
} else {
return $meta_code;
}
}