PHP Debug::Error方法代码示例

 private function request($latitude, $longitude, $time = null, $options = array())
 {
     $request_url = self::API_ENDPOINT . '[APIKEY]' . '/' . $latitude . ',' . $longitude . (is_null($time) ? '' : ',' . $time);
     if (!empty($options)) {
         $request_url .= '?' . http_build_query($options);
     }
     \Debug::Audit('Calling API with: ' . $request_url);
     $request_url = str_replace('[APIKEY]', $this->api_key, $request_url);
     $httpOptions = array(CURLOPT_TIMEOUT => 20, CURLOPT_SSL_VERIFYPEER => true, CURLOPT_USERAGENT => 'Xibo Digital Signage', CURLOPT_HEADER => false, CURLINFO_HEADER_OUT => true, CURLOPT_RETURNTRANSFER => true, CURLOPT_URL => $request_url);
     // Proxy support
     if (\Config::GetSetting('PROXY_HOST') != '' && !\Config::isProxyException($request_url)) {
         $httpOptions[CURLOPT_PROXY] = \Config::GetSetting('PROXY_HOST');
         $httpOptions[CURLOPT_PROXYPORT] = \Config::GetSetting('PROXY_PORT');
         if (\Config::GetSetting('PROXY_AUTH') != '') {
             $httpOptions[CURLOPT_PROXYUSERPWD] = \Config::GetSetting('PROXY_AUTH');
         }
     }
     $curl = curl_init();
     curl_setopt_array($curl, $httpOptions);
     $result = curl_exec($curl);
     // Get the response headers
     $outHeaders = curl_getinfo($curl);
     if ($outHeaders['http_code'] == 0) {
         // Unable to connect
         \Debug::Error('Unable to reach Forecast API. No Host Found (HTTP Code 0). Curl Error = ' . curl_error($curl));
         return false;
     } else {
         if ($outHeaders['http_code'] != 200) {
             \Debug::Error('ForecastIO API returned ' . $outHeaders['http_code'] . ' status. Unable to proceed. Headers = ' . var_export($outHeaders, true));
             // See if we can parse the error.
             $body = json_decode($result);
             \Debug::Error('ForecastIO Error: ' . (isset($body->errors[0]) ? $body->errors[0]->message : 'Unknown Error'));
             return false;
         }
     }
     // Parse out header and body
     $body = json_decode($result);
     return $body;
 }

 /**
  * Replace media in all layouts.
  * @param <type> $oldMediaId
  * @param <type> $newMediaId
  */
 private function ReplaceMediaInAllLayouts($replaceInLayouts, $replaceBackgroundImages, $oldMediaId, $newMediaId)
 {
     $count = 0;
     Debug::LogEntry('audit', sprintf('Replacing mediaid %s with mediaid %s in all layouts', $oldMediaId, $newMediaId), 'module', 'ReplaceMediaInAllLayouts');
     try {
         $dbh = PDOConnect::init();
         // Some update statements to use
         $sth = $dbh->prepare('SELECT lklayoutmediaid, regionid FROM lklayoutmedia WHERE mediaid = :media_id AND layoutid = :layout_id');
         $sth_update = $dbh->prepare('UPDATE lklayoutmedia SET mediaid = :media_id WHERE lklayoutmediaid = :lklayoutmediaid');
         // Loop through a list of layouts this user has access to
         foreach ($this->user->LayoutList() as $layout) {
             $layoutId = $layout['layoutid'];
             // Does this layout use the old media id?
             $sth->execute(array('media_id' => $oldMediaId, 'layout_id' => $layoutId));
             $results = $sth->fetchAll();
             if (count($results) <= 0) {
                 continue;
             }
             Debug::LogEntry('audit', sprintf('%d linked media items for layoutid %d', count($results), $layoutId), 'module', 'ReplaceMediaInAllLayouts');
             // Create a region object for later use (new one each time)
             $layout = new Layout();
             $region = new region($this->db);
             // Loop through each media link for this layout
             foreach ($results as $row) {
                 // Get the LKID of the link between this layout and this media.. could be more than one?
                 $lkId = $row['lklayoutmediaid'];
                 $regionId = $row['regionid'];
                 if ($regionId == 'background') {
                     Debug::Audit('Replacing background image');
                     if (!$replaceBackgroundImages) {
                         continue;
                     }
                     // Straight swap this background image node.
                     if (!$layout->EditBackgroundImage($layoutId, $newMediaId)) {
                         return false;
                     }
                 } else {
                     if (!$replaceInLayouts) {
                         continue;
                     }
                     // Get the Type of this media
                     if (!($type = $region->GetMediaNodeType($layoutId, '', '', $lkId))) {
                         continue;
                     }
                     // Create a new media node use it to swap the nodes over
                     Debug::LogEntry('audit', 'Creating new module with MediaID: ' . $newMediaId . ' LayoutID: ' . $layoutId . ' and RegionID: ' . $regionId, 'region', 'ReplaceMediaInAllLayouts');
                     try {
                         $module = ModuleFactory::createForMedia($type, $newMediaId, $this->db, $this->user);
                     } catch (Exception $e) {
                         Debug::Error($e->getMessage());
                         return false;
                     }
                     // Sets the URI field
                     if (!$module->SetRegionInformation($layoutId, $regionId)) {
                         return false;
                     }
                     // Get the media xml string to use in the swap.
                     $mediaXmlString = $module->AsXml();
                     // Swap the nodes
                     if (!$region->SwapMedia($layoutId, $regionId, $lkId, $oldMediaId, $newMediaId, $mediaXmlString)) {
                         return false;
                     }
                 }
                 // Update the LKID with the new media id
                 $sth_update->execute(array('media_id' => $newMediaId, 'lklayoutmediaid' => $row['lklayoutmediaid']));
                 $count++;
             }
         }
     } catch (Exception $e) {
         Debug::LogEntry('error', $e->getMessage());
         if (!$this->IsError()) {
             $this->SetError(1, __('Unknown Error'));
         }
         return false;
     }
     Debug::LogEntry('audit', sprintf('Replaced media in %d layouts', $count), 'module', 'ReplaceMediaInAllLayouts');
 }

 /**
  * Get unused media entries
  * @param int $userId
  * @return array
  * @throws Exception
  */
 public static function entriesUnusedForUser($userId)
 {
     $media = array();
     try {
         $dbh = PDOConnect::init();
         $sth = $dbh->prepare('SELECT media.mediaId, media.storedAs, media.type, media.isedited, media.fileSize,
                 SUM(CASE WHEN IFNULL(lklayoutmedia.lklayoutmediaid, 0) = 0 THEN 0 ELSE 1 END) AS UsedInLayoutCount,
                 SUM(CASE WHEN IFNULL(lkmediadisplaygroup.id, 0) = 0 THEN 0 ELSE 1 END) AS UsedInDisplayCount
               FROM `media`
                 LEFT OUTER JOIN `lklayoutmedia`
                 ON lklayoutmedia.mediaid = media.mediaid
                 LEFT OUTER JOIN `lkmediadisplaygroup`
                 ON lkmediadisplaygroup.mediaid = media.mediaid
              WHERE media.userId = :userId
               AND media.type <> \'module\' AND media.type <> \'font\'
             GROUP BY media.mediaid, media.storedAs, media.type, media.isedited');
         $sth->execute(array('userId' => $userId));
         foreach ($sth->fetchAll(PDO::FETCH_ASSOC) as $row) {
             // Check to make sure it is not used
             if ($row['UsedInLayoutCount'] > 0 || $row['UsedInDisplayCount'] > 0) {
                 continue;
             }
             $media[] = $row;
         }
     } catch (Exception $e) {
         Debug::Error($e->getMessage());
         throw new Exception(__('Cannot get entries'));
     }
     return $media;
 }

 /**
  * GetResource
  *     Return the rendered resource to be used by the client (or a preview)
  *     for displaying this content.
  * @param integer $displayId If this comes from a real client, this will be the display id.
  * @return string
  */
 public function GetResource($displayId = 0)
 {
     // Make sure we are set up correctly
     if ($this->GetSetting('apiKey') == '' || $this->GetSetting('apiSecret') == '') {
         Debug::Error('Twitter Module not configured. Missing API Keys');
         return '';
     }
     // Load in the template
     $template = file_get_contents('modules/preview/HtmlTemplate.html');
     $isPreview = Kit::GetParam('preview', _REQUEST, _WORD, 'false') == 'true';
     // Replace the View Port Width?
     if ($isPreview) {
         $template = str_replace('[[ViewPortWidth]]', $this->width, $template);
     }
     // Information from the Module
     $duration = $this->duration;
     // Generate a JSON string of substituted items.
     $items = $this->getTwitterFeed($displayId, $isPreview);
     // Return empty string if there are no items to show.
     if (count($items) == 0) {
         return '';
     }
     $options = array('type' => $this->type, 'fx' => $this->GetOption('effect', 'none'), 'speed' => $this->GetOption('speed', 500), 'duration' => $duration, 'durationIsPerItem' => $this->GetOption('durationIsPerItem', 0) == 1, 'numItems' => count($items), 'itemsPerPage' => 1, 'originalWidth' => $this->width, 'originalHeight' => $this->height, 'previewWidth' => Kit::GetParam('width', _GET, _DOUBLE, 0), 'previewHeight' => Kit::GetParam('height', _GET, _DOUBLE, 0), 'scaleOverride' => Kit::GetParam('scale_override', _GET, _DOUBLE, 0));
     // Replace the control meta with our data from twitter
     $controlMeta = '<!-- NUMITEMS=' . count($items) . ' -->' . PHP_EOL . '<!-- DURATION=' . ($this->GetOption('durationIsPerItem', 0) == 0 ? $duration : $duration * count($items)) . ' -->';
     $template = str_replace('<!--[[[CONTROLMETA]]]-->', $controlMeta, $template);
     // Replace the head content
     $headContent = '';
     // Add the CSS if it isn't empty
     $css = $this->GetRawNode('styleSheet');
     if ($css != '') {
         $headContent .= '<style type="text/css">' . $css . '</style>';
     }
     $backgroundColor = $this->GetOption('backgroundColor');
     if ($backgroundColor != '') {
         $headContent .= '<style type="text/css">body, .page, .item { background-color: ' . $backgroundColor . ' }</style>';
     }
     // Add our fonts.css file
     $headContent .= '<link href="' . ($isPreview ? 'modules/preview/' : '') . 'fonts.css" rel="stylesheet" media="screen">';
     $headContent .= '<link href="' . ($isPreview ? 'modules/theme/twitter/' : '') . 'emoji.css" rel="stylesheet" media="screen">';
     $headContent .= '<style type="text/css">' . file_get_contents(Theme::ItemPath('css/client.css')) . '</style>';
     // Replace the Head Content with our generated javascript
     $template = str_replace('<!--[[[HEADCONTENT]]]-->', $headContent, $template);
     // Add some scripts to the JavaScript Content
     $javaScriptContent = '<script type="text/javascript" src="' . ($isPreview ? 'modules/preview/vendor/' : '') . 'jquery-1.11.1.min.js"></script>';
     // Need the cycle plugin?
     if ($this->GetSetting('effect') != 'none') {
         $javaScriptContent .= '<script type="text/javascript" src="' . ($isPreview ? 'modules/preview/vendor/' : '') . 'jquery-cycle-2.1.6.min.js"></script>';
     }
     // Need the marquee plugin?
     if (stripos($this->GetSetting('effect'), 'marquee')) {
         $javaScriptContent .= '<script type="text/javascript" src="' . ($isPreview ? 'modules/preview/vendor/' : '') . 'jquery.marquee.min.js"></script>';
     }
     $javaScriptContent .= '<script type="text/javascript" src="' . ($isPreview ? 'modules/preview/' : '') . 'xibo-layout-scaler.js"></script>';
     $javaScriptContent .= '<script type="text/javascript" src="' . ($isPreview ? 'modules/preview/' : '') . 'xibo-text-render.js"></script>';
     $javaScriptContent .= '<script type="text/javascript">';
     $javaScriptContent .= '   var options = ' . json_encode($options) . ';';
     $javaScriptContent .= '   var items = ' . Kit::jsonEncode($items) . ';';
     $javaScriptContent .= '   $(document).ready(function() { ';
     $javaScriptContent .= '       $("body").xiboLayoutScaler(options); $("#content").xiboTextRender(options, items); ';
     $javaScriptContent .= '   }); ';
     $javaScriptContent .= '</script>';
     // Replace the Head Content with our generated javascript
     $template = str_replace('<!--[[[JAVASCRIPTCONTENT]]]-->', $javaScriptContent, $template);
     // Replace the Body Content with our generated text
     $template = str_replace('<!--[[[BODYCONTENT]]]-->', '', $template);
     return $template;
 }

 /**
  * Check we haven't exceeded the bandwidth limits
  */
 private function CheckBandwidth()
 {
     $xmdsLimit = Config::GetSetting('MONTHLY_XMDS_TRANSFER_LIMIT_KB');
     if ($xmdsLimit <= 0) {
         return true;
     }
     try {
         $dbh = PDOConnect::init();
         // Test bandwidth for the current month
         $sth = $dbh->prepare('SELECT IFNULL(SUM(Size), 0) AS BandwidthUsage FROM `bandwidth` WHERE Month = :month');
         $sth->execute(array('month' => strtotime(date('m') . '/02/' . date('Y') . ' 00:00:00')));
         $bandwidthUsage = $sth->fetchColumn(0);
         return $bandwidthUsage >= $xmdsLimit * 1024 ? false : true;
     } catch (Exception $e) {
         Debug::Error($e->getMessage(), $this->displayId);
         return false;
     }
 }

//.........这里部分代码省略.........
                 $formula = str_replace('[DisplayGeoLocation]', $displayGeoLocation, $formula);
                 $formula = str_replace('[DisplayId]', $displayId, $formula);
                 $heading['Heading'] = $formula . ' AS \'' . $heading['Heading'] . '\'';
             } else {
                 // Value
                 $selectSQL .= sprintf("MAX(CASE WHEN DataSetColumnID = %d THEN `Value` ELSE null END) AS '%s', ", $col['DataSetColumnID'], $heading['Heading']);
             }
             $headings[] = $heading;
         }
         // Build our select statement including formulas
         foreach ($headings as $heading) {
             if ($heading['DataSetColumnTypeID'] == 2) {
                 // This is a formula, so the heading has been morphed into some SQL to run
                 $outserSelect .= ' ' . $heading['Heading'] . ',';
             } else {
                 $outserSelect .= sprintf(' `%s`,', $heading['Heading']);
             }
         }
         $outserSelect = rtrim($outserSelect, ',');
         // For each heading, put it in the correct order (according to $columns)
         foreach ($columns as $visibleColumn) {
             foreach ($headings as $heading) {
                 if ($heading['DataSetColumnID'] == $visibleColumn) {
                     $finalSelect .= sprintf(' `%s`,', $heading['Text']);
                     $results['Columns'][] = $heading;
                 }
             }
         }
         $finalSelect = rtrim($finalSelect, ',');
         // We are ready to build the select and from part of the SQL
         $SQL = "SELECT {$finalSelect} ";
         $SQL .= "  FROM ( ";
         $SQL .= "   SELECT {$outserSelect} ,";
         $SQL .= "           RowNumber ";
         $SQL .= "     FROM ( ";
         $SQL .= "      SELECT {$selectSQL} ";
         $SQL .= "          RowNumber ";
         $SQL .= "        FROM (";
         $SQL .= "          SELECT datasetcolumn.DataSetColumnID, datasetdata.RowNumber, datasetdata.`Value` ";
         $SQL .= "            FROM datasetdata ";
         $SQL .= "              INNER JOIN datasetcolumn ";
         $SQL .= "              ON datasetcolumn.DataSetColumnID = datasetdata.DataSetColumnID ";
         $SQL .= "            WHERE datasetcolumn.DataSetID = :dataSetId ";
         $SQL .= "          ) datasetdatainner ";
         $SQL .= "      GROUP BY RowNumber ";
         $SQL .= "    ) datasetdata ";
         if ($filter != '') {
             $SQL .= ' WHERE ' . $filter;
         }
         $SQL .= ' ) finalselect ';
         if ($ordering != '') {
             $order = ' ORDER BY ';
             $ordering = explode(',', $ordering);
             foreach ($ordering as $orderPair) {
                 // Sanitize the clause
                 $sanitized = str_replace(' ASC', '', str_replace(' DESC', '', $orderPair));
                 // Check allowable
                 if (!in_array($sanitized, $allowedOrderCols)) {
                     Debug::Info('Disallowed column: ' . $sanitized);
                     continue;
                 }
                 // Substitute
                 if (strripos($orderPair, ' DESC')) {
                     $order .= sprintf(' `%s`  DESC,', $sanitized);
                 } else {
                     if (strripos($orderPair, ' ASC')) {
                         $order .= sprintf(' `%s`  ASC,', $sanitized);
                     } else {
                         $order .= sprintf(' `%s`,', $sanitized);
                     }
                 }
             }
             $SQL .= trim($order, ',');
         } else {
             $SQL .= " ORDER BY RowNumber ";
         }
         if ($lowerLimit != 0 || $upperLimit != 0) {
             // Lower limit should be 0 based
             if ($lowerLimit != 0) {
                 $lowerLimit = $lowerLimit - 1;
             }
             // Upper limit should be the distance between upper and lower
             $upperLimit = $upperLimit - $lowerLimit;
             // Substitute in
             $SQL .= sprintf(' LIMIT %d, %d ', $lowerLimit, $upperLimit);
         }
         Debug::Audit($SQL . ' ' . var_export($params, true));
         $sth = $dbh->prepare($SQL);
         //$sth->debugDumpParams();
         $sth->execute($params);
         $results['Rows'] = $sth->fetchAll();
         return $results;
     } catch (Exception $e) {
         Debug::Error($e->getMessage());
         if (!$this->IsError()) {
             $this->SetError(1, __('Unknown Error'));
         }
         return false;
     }
 }

 public function RemoveMedia($layoutid, $regionid, $lkid, $mediaid)
 {
     //Load the XML for this layout
     $xml = new DOMDocument("1.0");
     $xml->loadXML($this->GetLayoutXml($layoutid));
     //Should we use the LkID or the mediaID
     if ($lkid != "") {
         //Get the media node
         $xpathQuery = "//region[@id='{$regionid}']/media[@lkid='{$lkid}']";
         if (!$this->RemoveDbLink($lkid)) {
             return false;
         }
     } else {
         $xpathQuery = "//region[@id='{$regionid}']/media[@id='{$mediaid}']";
     }
     //Find the region in question
     $xpath = new DOMXPath($xml);
     //Xpath for it
     $mediaNodeList = $xpath->query($xpathQuery);
     $mediaNode = $mediaNodeList->item(0);
     if ($mediaNode == null) {
         // Protect against corrupted layouts with left over lklayoutmedia records.
         Debug::Error('Cannot find this media in layoutId ' . $layoutid . ' using ' . $xpathQuery);
         return true;
     }
     $mediaNode->parentNode->removeChild($mediaNode);
     //Convert back to XML
     $xml = $xml->saveXML();
     if (!$this->SetLayoutXml($layoutid, $xml)) {
         return false;
     }
     // Update layout status
     Kit::ClassLoader('Layout');
     $layout = new Layout($this->db);
     $layout->SetValid($layoutid, true);
     return true;
 }

 /**
  * Returns an array containing the type of children owned by the group
  * @param int $groupId
  * @return array[string]
  * @throws Exception
  */
 public function getChildTypes($groupId)
 {
     try {
         $types = array();
         if (PDOConnect::exists('SELECT GroupID FROM lkdatasetgroup WHERE GroupID = :groupId', array('groupId' => $groupId))) {
             $types[] = 'data sets';
         }
         if (PDOConnect::exists('SELECT GroupID FROM lkdisplaygroupgroup WHERE GroupID = :groupId', array('groupId' => $groupId))) {
             $types[] = 'display groups';
         }
         if (PDOConnect::exists('SELECT GroupID FROM lkcampaigngroup WHERE GroupID = :groupId', array('groupId' => $groupId))) {
             $types[] = 'layouts and campaigns';
         }
         if (PDOConnect::exists('SELECT GroupID FROM lklayoutmediagroup WHERE GroupID = :groupId', array('groupId' => $groupId))) {
             $types[] = 'media on layouts';
         }
         if (PDOConnect::exists('SELECT GroupID FROM lklayoutregiongroup WHERE GroupID = :groupId', array('groupId' => $groupId))) {
             $types[] = 'regions on layouts';
         }
         if (PDOConnect::exists('SELECT GroupID FROM lkmediagroup WHERE GroupID = :groupId', array('groupId' => $groupId))) {
             $types[] = 'media';
         }
         return $types;
     } catch (Exception $e) {
         Debug::Error($e->getMessage());
         throw $e;
     }
 }

 /**
  * Request from Yahoo API
  * @param $yql
  * @return array|bool
  */
 private function request($yql)
 {
     // Encode the YQL and make the request
     $url = 'https://query.yahooapis.com/v1/public/yql?q=' . urlencode($yql) . '&format=json&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys';
     //$url = 'https://query.yahooapis.com/v1/public/yql?q=select%20*%20from%20yahoo.finance.quote%20where%20symbol%20in%20(%22TEC.PA%22)&format=json&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys&callback=';
     $httpOptions = array(CURLOPT_TIMEOUT => 20, CURLOPT_SSL_VERIFYPEER => true, CURLOPT_USERAGENT => 'Xibo Digital Signage', CURLOPT_HEADER => false, CURLINFO_HEADER_OUT => true, CURLOPT_RETURNTRANSFER => true, CURLOPT_URL => $url);
     // Proxy support
     if (\Config::GetSetting('PROXY_HOST') != '' && !\Config::isProxyException($url)) {
         $httpOptions[CURLOPT_PROXY] = \Config::GetSetting('PROXY_HOST');
         $httpOptions[CURLOPT_PROXYPORT] = \Config::GetSetting('PROXY_PORT');
         if (\Config::GetSetting('PROXY_AUTH') != '') {
             $httpOptions[CURLOPT_PROXYUSERPWD] = \Config::GetSetting('PROXY_AUTH');
         }
     }
     $curl = curl_init();
     curl_setopt_array($curl, $httpOptions);
     $result = curl_exec($curl);
     // Get the response headers
     $outHeaders = curl_getinfo($curl);
     if ($outHeaders['http_code'] == 0) {
         // Unable to connect
         \Debug::Error('Unable to reach API. No Host Found (HTTP Code 0). Curl Error = ' . curl_error($curl));
         return false;
     } else {
         if ($outHeaders['http_code'] != 200) {
             \Debug::Error('API returned ' . $outHeaders['http_code'] . ' status. Unable to proceed. Headers = ' . var_export($outHeaders, true));
             // See if we can parse the error.
             $body = json_decode($result);
             \Debug::Error('Error: ' . (isset($body->errors[0]) ? $body->errors[0]->message : 'Unknown Error'));
             return false;
         }
     }
     // Parse out header and body
     $body = json_decode($result, true);
     return $body['query']['results'];
 }

 /**
  * Returns an array containing the type of children owned by the user
  * @return array[string]
  * @throws Exception
  */
 public function getChildTypes()
 {
     if (!isset($this->userId) || $this->userId == 0) {
         return $this->SetError(__('Missing userId'));
     }
     try {
         $types = array();
         if (PDOConnect::exists('SELECT LayoutID FROM layout WHERE UserID = :userId', array('userId' => $this->userId))) {
             $types[] = 'layouts';
         }
         if (PDOConnect::exists('SELECT MediaID FROM media WHERE UserID = :userId', array('userId' => $this->userId))) {
             $types[] = 'media';
         }
         if (PDOConnect::exists('SELECT EventID FROM schedule WHERE UserID = :userId', array('userId' => $this->userId))) {
             $types[] = 'scheduled layouts';
         }
         if (PDOConnect::exists('SELECT Schedule_DetailID FROM schedule_detail WHERE UserID = :userId', array('userId' => $this->userId))) {
             $types[] = 'schedule detail records';
         }
         if (PDOConnect::exists('SELECT osr_id FROM oauth_server_registry WHERE osr_usa_id_ref = :userId', array('userId' => $this->userId))) {
             $types[] = 'applications';
         }
         return $types;
     } catch (Exception $e) {
         Debug::Error($e->getMessage());
         throw $e;
     }
 }

 public static function EnsureLibraryExists()
 {
     $libraryFolder = Config::GetSetting('LIBRARY_LOCATION');
     // Check that this location exists - and if not create it..
     if (!file_exists($libraryFolder)) {
         mkdir($libraryFolder, 0777, true);
     }
     if (!file_exists($libraryFolder . '/temp')) {
         mkdir($libraryFolder . '/temp', 0777, true);
     }
     if (!file_exists($libraryFolder . '/cache')) {
         mkdir($libraryFolder . '/cache', 0777, true);
     }
     if (!file_exists($libraryFolder . '/screenshots')) {
         mkdir($libraryFolder . '/screenshots', 0777, true);
     }
     // Check that we are now writable - if not then error
     if (!is_writable($libraryFolder)) {
         Debug::Error('Library not writable');
         return false;
     }
     return true;
 }

 public function quota()
 {
     $response = new ResponseManager();
     $groupId = Kit::GetParam('groupId', _POST, _INT);
     $libraryQuota = Kit::GetParam('libraryQuota', _POST, _INT);
     try {
         UserGroup::updateLibraryQuota($groupId, $libraryQuota);
     } catch (Exception $e) {
         Debug::Error($e->getMessage());
         trigger_error(__('Problem setting quota'), E_USER_ERROR);
     }
     $response->SetFormSubmitResponse(__('Quota has been updated'), false);
     $response->Respond();
 }