/**
  * Aggiorna la selezione delle tematiche da sincronizzare
  * @param eZHTTPTool $http
  */
 public function modifySelection($http)
 {
     if ($http->hasPostVariable('BrowseActionName') && $http->postVariable('BrowseActionName') == 'SelectDestinationNodeID') {
         // Scelta del nodo di destinazione
         $nodeIDArray = $http->postVariable('SelectedNodeIDArray');
         $this->object->setAttribute('destination_node_id', $nodeIDArray[0]);
         $this->object->store();
     } else {
         // Abilitazione e disabilitazione delle tematiche
         $tematicheChanged = false;
         foreach ($http->attribute('post') as $key => $value) {
             $action = explode('_', $key);
             if ($action[0] == 'DisableTag') {
                 if (($_key = array_search($value, $this->getTematiche())) !== false) {
                     $_tematiche = $this->getTematiche();
                     unset($_tematiche[$_key]);
                     $this->object->setAttribute('tags', implode(';', $_tematiche));
                 }
                 $tematicheChanged = true;
             } else {
                 if ($action[0] == 'EnableTag') {
                     $_tematiche = $this->getTematiche();
                     $_tematiche[] = $value;
                     $this->object->setAttribute('tags', implode(';', $_tematiche));
                     $tematicheChanged = true;
                 }
             }
         }
         if ($tematicheChanged) {
             $this->object->store();
         }
     }
 }

 public function requestToken($Account)
 {
     $NGPushIni = eZINI::instance('ngpush.ini');
     $SiteIni = eZINI::instance('site.ini');
     $AccessToken = $NGPushIni->variable($Account, 'AccessToken');
     // If access tokens are given
     if ($AccessToken) {
         //Save request signing tokens to cache
         ngPushBase::save_token($Account, $AccessToken, 'main_token');
     } else {
         $AdministrationUrl = '/';
         eZURI::transformURI($AdministrationUrl, false, 'full');
         $AdministrationUrl = base64_encode($AdministrationUrl);
         $SettingsBlock = base64_encode($Account);
         $redirectUrl = 'http://' . $NGPushIni->variable('PushNodeSettings', 'ConnectURL') . '/redirect.php/' . $AdministrationUrl . '/' . $SettingsBlock . '?case=facebook';
         $Facebook = new Facebook(array('appId' => $NGPushIni->variable($Account, 'AppAPIKey'), 'secret' => $NGPushIni->variable($Account, 'AppSecret')));
         $Permissions = array('publish_actions', 'user_posts');
         if ($NGPushIni->variable($Account, 'EntityType') == 'page') {
             $Permissions[] = 'manage_pages';
         }
         $state = md5(uniqid(rand(), true));
         $http = eZHTTPTool::instance();
         $http->setSessionVariable('ngpush_state', $state);
         $LoginUrl = $Facebook->getLoginUrl(array('redirect_uri' => $redirectUrl, 'scope' => implode($Permissions, ','), 'state' => $state));
         self::$response['RequestPermissionsUrl'] = $LoginUrl;
     }
 }

 static function fetchIDListByUserID($userID)
 {
     if ($userID == eZUser::anonymousId()) {
         $userCache = eZUSer::getUserCacheByAnonymousId();
         $ruleArray = $userCache['discount_rules'];
     } else {
         $http = eZHTTPTool::instance();
         $handler = eZExpiryHandler::instance();
         $expiredTimeStamp = 0;
         if ($handler->hasTimestamp('user-discountrules-cache')) {
             $expiredTimeStamp = $handler->timestamp('user-discountrules-cache');
         }
         $ruleTimestamp =& $http->sessionVariable('eZUserDiscountRulesTimestamp');
         $ruleArray = false;
         // check for cached version in session
         if ($ruleTimestamp > $expiredTimeStamp) {
             if ($http->hasSessionVariable('eZUserDiscountRules' . $userID)) {
                 $ruleArray =& $http->sessionVariable('eZUserDiscountRules' . $userID);
             }
         }
         if (!is_array($ruleArray)) {
             $ruleArray = self::generateIDListByUserID((int) $userID);
             $http->setSessionVariable('eZUserDiscountRules' . $userID, $ruleArray);
             $http->setSessionVariable('eZUserDiscountRulesTimestamp', time());
         }
     }
     $rules = array();
     foreach ($ruleArray as $ruleRow) {
         $rules[] = $ruleRow['id'];
     }
     return $rules;
 }

 /**
  * Set parameters from post data, expects post data to be validated by
  * {@link eZGmapLocationType::validateObjectAttributeHTTPInput()}
  *
  * @param eZHTTPTool $http
  * @param string $base
  * @param eZContentObjectAttribute $contentObjectAttribute
  */
 function fetchObjectAttributeHTTPInput($http, $base, $contentObjectAttribute)
 {
     $validPostData = false;
     if ($http->hasPostVariable($base . '_data_gmaplocation_latitude_' . $contentObjectAttribute->attribute('id')) && $http->hasPostVariable($base . '_data_gmaplocation_longitude_' . $contentObjectAttribute->attribute('id'))) {
         $latitude = $http->postVariable($base . '_data_gmaplocation_latitude_' . $contentObjectAttribute->attribute('id'));
         $longitude = $http->postVariable($base . '_data_gmaplocation_longitude_' . $contentObjectAttribute->attribute('id'));
         $validPostData = $latitude !== '' && $longitude !== '' && is_numeric($latitude) && is_numeric($longitude);
     }
     if ($validPostData) {
         $address = '';
         if ($http->hasPostVariable($base . '_data_gmaplocation_address_' . $contentObjectAttribute->attribute('id'))) {
             $address = $http->postVariable($base . '_data_gmaplocation_address_' . $contentObjectAttribute->attribute('id'));
             $address = htmlentities($address, ENT_QUOTES, 'UTF-8');
         }
         if ($contentObjectAttribute->attribute('data_int') != 0) {
             $location = eZGmapLocation::fetch($contentObjectAttribute->attribute('id'), $contentObjectAttribute->attribute('version'));
             $location->setAttribute('latitude', $latitude);
             $location->setAttribute('longitude', $longitude);
             $location->setAttribute('address', $address);
         } else {
             $location = new eZGmapLocation(array('contentobject_attribute_id' => $contentObjectAttribute->attribute('id'), 'contentobject_version' => $contentObjectAttribute->attribute('version'), 'latitude' => $latitude, 'longitude' => $longitude, 'address' => $address));
             $contentObjectAttribute->setAttribute('data_int', 1);
         }
         $contentObjectAttribute->setContent($location);
     } else {
         if ($contentObjectAttribute->attribute('data_int') != 0) {
             $contentObjectAttribute->setAttribute('data_int', 0);
             eZGmapLocation::removeById($contentObjectAttribute->attribute('id'), $contentObjectAttribute->attribute('version'));
         }
     }
     return true;
 }

 function get($oid)
 {
     $oidroot = $this->oidRoot();
     $oidroot = $oidroot[0];
     switch (preg_replace('/\\.0$/', '', $oid)) {
         case $oidroot . '1.1':
             if (in_array('ezfind', eZExtension::activeExtensions())) {
                 $ini = eZINI::instance('solr.ini');
                 $data = eZHTTPTool::getDataByURL($ini->variable('SolrBase', 'SearchServerURI') . "/admin/ping", false);
                 if (stripos($data, '<str name="status">OK</str>') !== false) {
                     $status = 1;
                 } else {
                     $status = 0;
                 }
             } else {
                 $status = -1;
             }
             return array('oid' => $oid, 'type' => eZSNMPd::TYPE_INTEGER, 'value' => $status);
         case $oidroot . '1.2':
             if (in_array('ezfind', eZExtension::activeExtensions())) {
                 $ini = eZINI::instance('solr.ini');
                 $data = eZHTTPTool::getDataByURL($ini->variable('SolrBase', 'SearchServerURI') . "/admin/stats.jsp", false);
                 if (preg_match('#<stat +name="numDocs" +>[ \\t\\r\\n]*(\\d+)[ \\t\\r\\n]*</stat>#', $data, $status)) {
                     $status = $status[1];
                 } else {
                     $status = -2;
                 }
             } else {
                 $status = -1;
             }
             return array('oid' => $oid, 'type' => eZSNMPd::TYPE_INTEGER, 'value' => $status);
     }
     return self::NO_SUCH_OID;
 }

 function answer()
 {
     if ($this->Answer !== false) {
         return $this->Answer;
     }
     $http = eZHTTPTool::instance();
     $prefix = eZSurveyType::PREFIX_ATTRIBUTE;
     $postSurveyAnswer = $prefix . '_ezsurvey_answer_' . $this->ID . '_' . $this->contentObjectAttributeID();
     if ($http->hasPostVariable($postSurveyAnswer)) {
         $surveyAnswer = $http->postVariable($postSurveyAnswer);
         return $surveyAnswer;
     }
     $user = eZUser::instance();
     $value = $this->Default;
     if ($user->isLoggedIn() === true) {
         switch ($this->Text3) {
             case "user_email":
                 $value = $this->userEmail();
                 break;
             case "user_name":
                 $value = $this->userName();
                 break;
             default:
                 $value = $this->defaultUserValue();
         }
     }
     return $value;
 }

 /**
  * Handles redirection to the mobile optimized interface
  *
  */
 public function redirect()
 {
     $http = eZHTTPTool::instance();
     $currentSiteAccess = eZSiteAccess::current();
     if ($http->hasGetVariable('notmobile')) {
         setcookie('eZMobileDeviceDetect', 1, time() + (int) eZINI::instance()->variable('SiteAccessSettings', 'MobileDeviceDetectCookieTimeout'), '/');
         $http->redirect(eZSys::indexDir());
         eZExecution::cleanExit();
     }
     if (!isset($_COOKIE['eZMobileDeviceDetect']) && !in_array($currentSiteAccess['name'], eZINI::instance()->variable('SiteAccessSettings', 'MobileSiteAccessList'))) {
         $currentUrl = eZSys::serverURL() . eZSys::requestURI();
         $redirectUrl = eZINI::instance()->variable('SiteAccessSettings', 'MobileSiteAccessURL');
         // Do not redirect if already on the redirect url
         if (strpos($currentUrl, $redirectUrl) !== 0) {
             // Default siteaccess name needs to be removed from the uri when redirecting
             $uri = explode('/', ltrim(eZSys::requestURI(), '/'));
             if (array_shift($uri) == $currentSiteAccess['name']) {
                 $http->redirect($redirectUrl . '/' . implode('/', $uri));
             } else {
                 $http->redirect($redirectUrl . eZSys::requestURI());
             }
         }
         eZExecution::cleanExit();
     }
 }

    static function createClass( $tpl,
                                 $module,
                                 $stepArray,
                                 $basePath,
                                 $storageName = false,
                                 $metaData = false )
    {
        if ( !$storageName )
        {
            $storageName = 'eZWizard';
        }

        if ( !$metaData )
        {
            $http = eZHTTPTool::instance();
            $metaData = $http->sessionVariable( $storageName . '_meta' );
        }

        if ( !isset( $metaData['current_step'] ) ||
             $metaData['current_step'] < 0 )
        {
            $metaData['current_step'] = 0;
            eZDebug::writeNotice( 'Setting wizard step to : ' . $metaData['current_step'], __METHOD__ );
        }
        $currentStep = $metaData['current_step'];

        if ( count( $stepArray ) <= $currentStep )
        {
            eZDebug::writeError( 'Invalid wizard step count: ' . $currentStep, __METHOD__ );
            return false;
        }

        $filePath = $basePath . $stepArray[$currentStep]['file'];
        if ( !file_exists( $filePath ) )
        {
            eZDebug::writeError( 'Wizard file not found : ' . $filePath, __METHOD__ );
            return false;
        }

        include_once( $filePath );

        $className = $stepArray[$currentStep]['class'];
        eZDebug::writeNotice( 'Creating class : ' . $className, __METHOD__ );
        $returnClass =  new $className( $tpl, $module, $storageName );

        if ( isset( $stepArray[$currentStep]['operation'] ) )
        {
            $operation = $stepArray[$currentStep]['operation'];
            return $returnClass->$operation();
            eZDebug::writeNotice( 'Running : "' . $className . '->' . $operation . '()". Specified in StepArray', __METHOD__ );
        }

        if ( isset( $metaData['current_stage'] ) )
        {
            $returnClass->setMetaData( 'current_stage', $metaData['current_stage'] );
            eZDebug::writeNotice( 'Setting wizard stage to : ' . $metaData['current_stage'], __METHOD__ );
        }

        return $returnClass;
    }

 /**
  * Returns block item XHTML
  *
  * @param mixed $args
  * @return array
  */
 public static function getNextItems($args)
 {
     $http = eZHTTPTool::instance();
     $tpl = eZTemplate::factory();
     $result = array();
     $galleryID = $http->postVariable('gallery_id');
     $offset = $http->postVariable('offset');
     $limit = $http->postVariable('limit');
     $galleryNode = eZContentObjectTreeNode::fetch($galleryID);
     if ($galleryNode instanceof eZContentObjectTreeNode) {
         $params = array('Depth' => 1, 'Offset' => $offset, 'Limit' => $limit);
         $pictureNodes = $galleryNode->subtree($params);
         foreach ($pictureNodes as $validNode) {
             $tpl->setVariable('node', $validNode);
             $tpl->setVariable('view', 'block_item');
             $tpl->setVariable('image_class', 'blockgallery1');
             $content = $tpl->fetch('design:node/view/view.tpl');
             $result[] = $content;
             if ($counter === $limit) {
                 break;
             }
         }
     }
     return $result;
 }

 function execute($process, $event)
 {
     $parameters = $process->attribute('parameter_list');
     $http = eZHTTPTool::instance();
     eZDebug::writeNotice($parameters, "parameters");
     $orderID = $parameters['order_id'];
     $order = eZOrder::fetch($orderID);
     if (empty($orderID) || get_class($order) != 'ezorder') {
         eZDebug::writeWarning("Can't proceed without a Order ID.", "SimpleStockCheck");
         return eZWorkflowEventType::STATUS_FETCH_TEMPLATE_REPEAT;
     }
     // Decrement the quantitity field
     $order = eZOrder::fetch($orderID);
     $productCollection = $order->productCollection();
     $ordereditems = $productCollection->itemList();
     foreach ($ordereditems as $item) {
         $contentObject = $item->contentObject();
         $contentObjectVersion = $contentObject->version($contentObject->attribute('current_version'));
         $contentObjectAttributes = $contentObjectVersion->contentObjectAttributes();
         foreach (array_keys($contentObjectAttributes) as $key) {
             $contentObjectAttribute = $contentObjectAttributes[$key];
             $contentClassAttribute = $contentObjectAttribute->contentClassAttribute();
             // Each attribute has an attribute identifier called 'quantity' that identifies it.
             if ($contentClassAttribute->attribute("identifier") == "quantity") {
                 $contentObjectAttribute->setAttribute("data_int", $contentObjectAttribute->attribute("value") - $item->ItemCount);
                 $contentObjectAttribute->store();
             }
         }
     }
     return eZWorkflowEventType::STATUS_ACCEPTED;
 }

 static function gather()
 {
     $contentTypes = array('Objects (including users)' => array('table' => 'ezcontentobject'), 'Users' => array('table' => 'ezuser'), 'Nodes' => array('table' => 'ezcontentobject_tree'), 'Content Classes' => array('table' => 'ezcontentclass'), 'Information Collections' => array('table' => 'ezinfocollection'), 'Pending notification events' => array('table' => 'eznotificationevent', 'wherecondition' => 'status = 0'), 'Objects pending indexation' => array('table' => 'ezpending_actions', 'wherecondition' => "action = 'index_object'"), 'Binary files (content)' => array('table' => 'ezbinaryfile'), 'Image files (content)' => array('table' => 'ezimagefile'), 'Media files (content)' => array('table' => 'ezmedia'), 'Maximum children per node' => array('sql' => 'SELECT MAX(tot) AS NUM FROM ( SELECT count(*) AS tot FROM ezcontentobject_tree GROUP BY parent_node_id ) nodes'), 'Maximum nodes per object' => array('sql' => 'SELECT MAX(tot) AS NUM FROM ( SELECT count(*) AS tot FROM ezcontentobject_tree GROUP BY contentobject_id ) nodes'), 'Maximum incoming relations to an object' => array('sql' => 'SELECT MAX(tot) AS NUM FROM ( SELECT count(*) AS tot FROM ezcontentobject_link GROUP BY to_contentobject_id ) links', 'nvl' => 0), 'Maximum outgoing relations from an object' => array('sql' => 'SELECT MAX(tot) AS NUM FROM ( SELECT count(*) AS tot FROM ezcontentobject_link GROUP BY from_contentobject_id ) links', 'nvl' => 0));
     $db = eZDB::instance();
     $contentList = array();
     foreach ($contentTypes as $key => $desc) {
         if (isset($desc['table'])) {
             $sql = 'SELECT COUNT(*) AS NUM FROM ' . $desc['table'];
             if (@$desc['wherecondition']) {
                 $sql .= ' WHERE ' . $desc['wherecondition'];
             }
         } else {
             $sql = $desc['sql'];
         }
         $count = $db->arrayQuery($sql);
         $contentList[$key] = $count[0]['NUM'] === null ? $desc['nvl'] : $count[0]['NUM'];
     }
     if (in_array('ezfind', eZExtension::activeExtensions())) {
         $ini = eZINI::instance('solr.ini');
         $ezfindpingurl = $ini->variable('SolrBase', 'SearchServerURI') . "/admin/stats.jsp";
         $data = eZHTTPTool::getDataByURL($ezfindpingurl, false);
         //var_dump( $data );
         if (preg_match('#<stat +name="numDocs" ?>([^<]+)</stat>#', $data, $matches)) {
             $contentList['Documents in SOLR'] = trim($matches[1]);
         } else {
             $contentList['Documents in SOLR'] = 'Unknown';
         }
     }
     return $contentList;
 }

 public static function push($args)
 {
     if (!self::userHasAccessToModule()) {
         return self::$noAccessResponse;
     }
     $http = eZHTTPTool::instance();
     if ($http->hasPostVariable('nodeID') && $http->hasPostVariable('accountID')) {
         $NGPushIni = eZINI::instance('ngpush.ini');
         $NGPushAccount = $http->postVariable('accountID');
         $NGPushNodeID = $http->postVariable('nodeID');
         switch ($NGPushIni->variable($NGPushAccount, 'Type')) {
             case 'twitter':
                 $TwitterStatus = $http->postVariable('tw_status');
                 return ngPushTwitterStatus::push($NGPushAccount, $TwitterStatus);
                 break;
             case 'facebook_feed':
                 $Arguments = array('name' => $http->postVariable('fb_name'), 'description' => $http->postVariable('fb_description'), 'message' => $http->postVariable('fb_message'), 'link' => $http->postVariable('fb_link'), 'picture' => $http->postVariable('fb_picture'));
                 return ngPushFacebookFeed::push($NGPushAccount, $Arguments);
                 break;
             default:
                 break;
         }
     }
     return array('status' => 'error', 'message' => 'Account not found!');
 }

 public function setState()
 {
     $http = eZHTTPTool::instance();
     if ($http->hasGetVariable('state')) {
         $this->connection->setState(base64_encode($http->getVariable('state')));
     }
 }

 function fetchAccountInformation(&$module)
 {
     $http = eZHTTPTool::instance();
     $http->setSessionVariable('RedirectAfterLogin', '/shop/basket/');
     $http->setSessionVariable('DoCheckoutAutomatically', true);
     $module->redirectTo('/user/login/');
 }

    /**
     * @return string
     */
    protected function acquireToken()
    {
        $response = eZHTTPTool::getDataByURL($this->tokenAcquireApiUrl);
        $xml = simplexml_load_string($response);

        return (string)$xml->data->string;
    }

 /**
  * Some parts of eZ do not benefit from the enhanced checks implemented
  * in eZSys::isSSLNow(), especially when using an SSL reverse proxy
  * configured to send the HTTP_X_FORWARDED_PROTO header.
  *
  * @link http://issues.ez.no/21731
  */
 public function test_createRedirectUrl()
 {
     $path = '/a/root/rel/ative';
     self::assertEquals('http://example.com' . $path, eZHTTPTool::createRedirectUrl($path, array()));
     $_SERVER['HTTP_X_FORWARDED_PROTO'] = 'https';
     self::assertEquals('https://example.com' . $path, eZHTTPTool::createRedirectUrl($path, array()));
     unset($_SERVER['HTTP_X_FORWARDED_PROTO']);
 }

 /**
  * Fetches the HTTP POST input and stores it in the data instance
  *
  * @param eZHTTPTool $http
  * @param string $base
  * @param eZContentObjectAttribute $contentObjectAttribute
  *
  * @return bool
  */
 function fetchObjectAttributeHTTPInput($http, $base, $contentObjectAttribute)
 {
     $classList = $http->postVariable($base . self::CLASS_LIST_VARIABLE . $contentObjectAttribute->attribute("id"), array());
     $classList = !is_array($classList) ? array() : $classList;
     $validClassIdentifiers = array();
     foreach ($classList as $classIdentifier) {
         if (eZContentClass::exists($classIdentifier, eZContentClass::VERSION_STATUS_DEFINED, false, true)) {
             $validClassIdentifiers[] = $classIdentifier;
         }
     }
     if (!empty($validClassIdentifiers)) {
         $contentObjectAttribute->setAttribute(self::CLASS_LIST_FIELD, implode(",", $validClassIdentifiers));
     } else {
         $contentObjectAttribute->setAttribute(self::CLASS_LIST_FIELD, "");
     }
     return true;
 }

 public function getMediaRecent($pageID = false, $limit = 20)
 {
     $result = array('result' => array());
     $accumulator = $this->debugAccumulatorGroup . '_instagram_media_recent';
     eZDebug::accumulatorStart($accumulator, $this->debugAccumulatorGroup, 'media_recent');
     $cacheFileHandler = $this->getCacheFileHandler('_media_recent', array($pageID, $limit));
     try {
         if ($this->isCacheExpired($cacheFileHandler)) {
             eZDebug::writeDebug(array('page_id' => $pageID, 'limit' => $limit), self::$debugMessagesGroup);
             $items = array();
             $userData = eZHTTPTool::getDataByURL('https://api.instagram.com/v1/users/search?' . 'q=' . $pageID . '&' . 'client_id=' . $this->API['key']);
             $userID = false;
             if ($userData !== false) {
                 $userDataArray = json_decode($userData, true);
                 if (count($userDataArray['data'])) {
                     foreach ($userDataArray['data'] as $user) {
                         if ($user['username'] == $pageID) {
                             $userID = $user['id'];
                             break;
                         }
                     }
                 }
             }
             if ($userID !== false) {
                 $leftLimit = $limit;
                 $feedData = eZHTTPTool::getDataByURL('https://api.instagram.com/v1/users/' . $userID . '/media/recent/?' . 'access_token=' . $this->API['token']);
                 if ($feedData !== false) {
                     $feedDataArray = json_decode($feedData, true);
                     if (isset($feedDataArray['data'])) {
                         $items = array_merge($items, array_slice($feedDataArray['data'], 0, $leftLimit));
                         $leftLimit = $leftLimit - count($feedDataArray['data']);
                     }
                     $endlessLoopBreaker = 0;
                     while ($endlessLoopBreaker < 50 && $leftLimit > 0 && isset($feedDataArray['pagination']['next_url'])) {
                         $endlessLoopBreaker++;
                         $feedData = eZHTTPTool::getDataByURL($feedDataArray['pagination']['next_url']);
                         if ($feedData !== false) {
                             $feedDataArray = json_decode($feedData, true);
                             $items = array_merge($items, array_slice($feedDataArray['data'], 0, $leftLimit));
                         }
                         $leftLimit = $leftLimit - count($feedDataArray['data']);
                     }
                 }
             }
             $cacheFileHandler->fileStoreContents($cacheFileHandler->filePath, serialize($items));
         } else {
             $items = unserialize($cacheFileHandler->fetchContents());
         }
         eZDebug::accumulatorStop($accumulator);
         $result['result'] = $items;
         return $result;
     } catch (Exception $e) {
         eZDebug::accumulatorStop($accumulator);
         eZDebug::writeError($e->getMessage(), self::$debugMessagesGroup);
         return $result;
     }
 }

function sectionEditActionCheck( $module, $class, $object, $version, $contentObjectAttributes, $editVersion, $editLanguage, $fromLanguage )
{
    if ( $module->isCurrentAction( 'SectionEdit' ) )
    {
        $http = eZHTTPTool::instance();
        if ( $http->hasPostVariable( 'SelectedSectionId' ) )
        {
            $selectedSectionID = (int) $http->postVariable( 'SelectedSectionId' );
            $selectedSection = eZSection::fetch( $selectedSectionID );
            if ( is_object( $selectedSection ) )
            {
                $currentUser = eZUser::currentUser();
                if ( $currentUser->canAssignSectionToObject( $selectedSectionID, $object ) )
                {
                    $db = eZDB::instance();
                    $db->begin();
                    $assignedNodes = $object->attribute( 'assigned_nodes' );
                    if ( count( $assignedNodes ) > 0 )
                    {
                        foreach ( $assignedNodes as $node )
                        {
                            if ( eZOperationHandler::operationIsAvailable( 'content_updatesection' ) )
                            {
                                $operationResult = eZOperationHandler::execute( 'content',
                                                                                'updatesection',
                                                                                array( 'node_id'             => $node->attribute( 'node_id' ),
                                                                                       'selected_section_id' => $selectedSectionID ),
                                                                                null,
                                                                                true );

                            }
                            else
                            {
                                eZContentOperationCollection::updateSection( $node->attribute( 'node_id' ), $selectedSectionID );
                            }
                        }
                    }
                    else
                    {
                        // If there are no assigned nodes we should update db for the current object.
                        $objectID = $object->attribute( 'id' );
                        $db->query( "UPDATE ezcontentobject SET section_id='$selectedSectionID' WHERE id = '$objectID'" );
                        $db->query( "UPDATE ezsearch_object_word_link SET section_id='$selectedSectionID' WHERE  contentobject_id = '$objectID'" );
                    }
                    $object->expireAllViewCache();
                    $db->commit();
                }
                else
                {
                    eZDebug::writeError( "You do not have permissions to assign the section <" . $selectedSection->attribute( 'name' ) .
                                         "> to the object <" . $object->attribute( 'name' ) . ">." );
                }
                $module->redirectToView( 'edit', array( $object->attribute( 'id' ), $editVersion, $editLanguage, $fromLanguage ) );
            }
        }
    }
}

 /**
  * This method is used to process the second part of authentication workflow, after redirect
  *
  * @return array Array with status and user details
  */
 public function processAuth()
 {
     $ngConnectINI = eZINI::instance('ngconnect.ini');
     $http = eZHTTPTool::instance();
     $consumerKey = trim($ngConnectINI->variable('LoginMethod_twitter', 'AppConsumerKey'));
     $consumerSecret = trim($ngConnectINI->variable('LoginMethod_twitter', 'AppConsumerSecret'));
     if (empty($consumerKey) || empty($consumerSecret)) {
         return array('status' => 'error', 'message' => 'Consumer key or consumer secret undefined.');
     }
     $oAuthToken = trim($http->getVariable('oauth_token', ''));
     $oAuthVerifier = trim($http->getVariable('oauth_verifier', ''));
     $state = trim($http->getVariable('state', ''));
     if (empty($oAuthToken) || empty($oAuthVerifier) || empty($state)) {
         return array('status' => 'error', 'message' => 'oauth_token, oauth_verifier or state GET parameters undefined.');
     }
     if (!$http->hasSessionVariable('NGConnectOAuthState') || $state != $http->sessionVariable('NGConnectOAuthState')) {
         $http->removeSessionVariable('NGConnectOAuthState');
         return array('status' => 'error', 'message' => 'State parameter does not match stored value.');
     } else {
         $http->removeSessionVariable('NGConnectOAuthState');
     }
     if (!$http->hasSessionVariable('NGConnectOAuthToken') || !$http->hasSessionVariable('NGConnectOAuthTokenSecret') || $oAuthToken != $http->sessionVariable('NGConnectOAuthToken')) {
         $http->removeSessionVariable('NGConnectOAuthToken');
         $http->removeSessionVariable('NGConnectOAuthTokenSecret');
         return array('status' => 'error', 'message' => 'Token does not match stored value.');
     } else {
         $oAuthTokenSecret = $http->sessionVariable('NGConnectOAuthTokenSecret');
         $http->removeSessionVariable('NGConnectOAuthToken');
         $http->removeSessionVariable('NGConnectOAuthTokenSecret');
     }
     $connection = new TwitterOAuth($consumerKey, $consumerSecret, $oAuthToken, $oAuthTokenSecret);
     $connection->host = self::TWITTER_API_URI;
     $accessToken = $connection->getAccessToken($oAuthVerifier);
     if (!(isset($accessToken['oauth_token']) && isset($accessToken['oauth_token_secret']))) {
         return array('status' => 'error', 'message' => 'Error while retrieving access token.');
     }
     $connection = new TwitterOAuth($consumerKey, $consumerSecret, $accessToken['oauth_token'], $accessToken['oauth_token_secret']);
     $connection->host = self::TWITTER_API_URI;
     $user = $connection->get(self::TWITTER_USER_API_URI);
     if (!isset($user->id) || empty($user->id)) {
         return array('status' => 'error', 'message' => 'Invalid Twitter user.');
     }
     if (isset($user->profile_image_url) && !empty($user->profile_image_url)) {
         $pictureUri = $user->profile_image_url;
         $imageSize = trim($ngConnectINI->variable('LoginMethod_twitter', 'ImageSize'));
         if ($imageSize == 'original') {
             //Hm... it seems there's no way to get the full size image through API
             //Even https://api.twitter.com/1/users/profile_image/username never returns full version
             //Replacing is not safe, but at least we're replacing last occurrence
             $pictureUri = substr_replace($user->profile_image_url, '', strrpos($user->profile_image_url, '_normal'), 7);
         }
     } else {
         $pictureUri = '';
     }
     $result = array('status' => 'success', 'login_method' => 'twitter', 'id' => $user->id, 'first_name' => isset($user->name) ? $user->name : '', 'last_name' => '', 'email' => '', 'picture' => $pictureUri);
     return $result;
 }