SAAS-1085: Optimization - Don't start sessions unless we actually need them.
This commit is contained in:
Albert Santoni
parent
a86e3ed4a8
commit
c03e9cbe9a
13 changed files with 334 additions and 197 deletions
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<?php
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/** Our standard page layout initialization has to be done via a plugin
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* because some of it requires session variables, and some of the routes
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* run without a session (like API calls). This is an optimization because
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* starting the session adds a fair amount of overhead.
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*/
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class PageLayoutInitPlugin extends Zend_Controller_Plugin_Abstract
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{
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protected $_bootstrap = null;
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public function __construct($boostrap) {
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$this->_bootstrap = $boostrap;
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}
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/**
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* Start the session depending on which controller your request is going to.
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* We start the session explicitly here so that we can avoid starting sessions
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* needlessly for (stateless) requests to the API.
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* @param Zend_Controller_Request_Abstract $request
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* @throws Zend_Session_Exception
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*/
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public function routeShutdown(Zend_Controller_Request_Abstract $request)
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{
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$controller = strtolower($request->getControllerName());
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$action = strtolower($request->getActionName());
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//List of controllers where we don't need a session, and we don't need
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//all the standard HTML / JS boilerplate.
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if (!in_array($controller, array(
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"index", //Radio Page
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"api",
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"auth",
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"error",
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"locale",
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"upgrade",
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'whmcs-login',
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"provisioning",
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"embed"
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))
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) {
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//Start the session
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Zend_Session::start();
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Application_Model_Auth::pinSessionToClient(Zend_Auth::getInstance());
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//localization configuration
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Application_Model_Locale::configureLocalization();
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$this->_initGlobals();
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$this->_initCsrfNamespace();
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$this->_initHeadLink();
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$this->_initHeadScript();
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$this->_initTitle();
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$this->_initTranslationGlobals();
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$this->_initViewHelpers();
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}
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}
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protected function _initGlobals()
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{
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if (!Zend_Session::isStarted()) {
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return;
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}
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$view = $this->_bootstrap->getResource('view');
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$baseUrl = Application_Common_OsPath::getBaseDir();
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$view->headScript()->appendScript("var baseUrl = '$baseUrl';");
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$this->_initTranslationGlobals($view);
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$user = Application_Model_User::GetCurrentUser();
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if (!is_null($user)) {
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$userType = $user->getType();
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} else {
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$userType = "";
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}
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$view->headScript()->appendScript("var userType = '$userType';");
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}
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/**
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* Create a global namespace to hold a session token for CSRF prevention
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*/
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protected function _initCsrfNamespace()
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{
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/*
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if (!Zend_Session::isStarted()) {
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return;
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}*/
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$csrf_namespace = new Zend_Session_Namespace('csrf_namespace');
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// Check if the token exists
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if (!$csrf_namespace->authtoken) {
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// If we don't have a token, regenerate it and set a 1 week timeout
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// Should we log the user out here if the token is expired?
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$csrf_namespace->authtoken = sha1(uniqid(rand(), 1));
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$csrf_namespace->setExpirationSeconds(168 * 60 * 60);
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}
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//Here we are closing the session for writing because otherwise no requests
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//in this session will be handled in parallel. This gives a major boost to the perceived performance
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//of the application (page load times are more consistent, no lock contention).
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session_write_close();
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//Zend_Session::writeClose(true);
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}
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/**
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* Ideally, globals should be written to a single js file once
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* from a php init function. This will save us from having to
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* reinitialize them every request
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*/
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private function _initTranslationGlobals()
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{
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$view = $this->_bootstrap->getResource('view');
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$view->headScript()->appendScript("var PRODUCT_NAME = '" . PRODUCT_NAME . "';");
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$view->headScript()->appendScript("var USER_MANUAL_URL = '" . USER_MANUAL_URL . "';");
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$view->headScript()->appendScript("var COMPANY_NAME = '" . COMPANY_NAME . "';");
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}
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protected function _initHeadLink()
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{
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$CC_CONFIG = Config::getConfig();
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$view = $this->_bootstrap->getResource('view');
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$baseUrl = Application_Common_OsPath::getBaseDir();
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$view->headLink(array('rel' => 'icon', 'href' => $baseUrl . 'favicon.ico?' . $CC_CONFIG['airtime_version'], 'type' => 'image/x-icon'), 'PREPEND')
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->appendStylesheet($baseUrl . 'css/bootstrap.css?' . $CC_CONFIG['airtime_version'])
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->appendStylesheet($baseUrl . 'css/redmond/jquery-ui-1.8.8.custom.css?' . $CC_CONFIG['airtime_version'])
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->appendStylesheet($baseUrl . 'css/pro_dropdown_3.css?' . $CC_CONFIG['airtime_version'])
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->appendStylesheet($baseUrl . 'css/qtip/jquery.qtip.min.css?' . $CC_CONFIG['airtime_version'])
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->appendStylesheet($baseUrl . 'css/styles.css?' . $CC_CONFIG['airtime_version'])
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->appendStylesheet($baseUrl . 'css/masterpanel.css?' . $CC_CONFIG['airtime_version'])
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->appendStylesheet($baseUrl . 'css/tipsy/jquery.tipsy.css?' . $CC_CONFIG['airtime_version']);
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}
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protected function _initHeadScript()
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{
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if (!Zend_Session::isStarted()) {
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return;
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}
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$CC_CONFIG = Config::getConfig();
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$view = $this->_bootstrap->getResource('view');
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$baseUrl = Application_Common_OsPath::getBaseDir();
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$view->headScript()->appendFile($baseUrl . 'js/libs/jquery-1.8.3.min.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/libs/jquery-ui-1.8.24.min.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/bootstrap/bootstrap.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/libs/underscore-min.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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// ->appendFile($baseUrl . 'js/libs/jquery.stickyPanel.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/qtip/jquery.qtip.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/jplayer/jquery.jplayer.min.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/sprintf/sprintf-0.7-beta1.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/cookie/jquery.cookie.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/i18n/jquery.i18n.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'locale/general-translation-table?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'locale/datatables-translation-table?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendScript("$.i18n.setDictionary(general_dict)")
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->appendScript("var baseUrl='$baseUrl'");
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//These timezones are needed to adjust javascript Date objects on the client to make sense to the user's set timezone
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//or the server's set timezone.
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$serverTimeZone = new DateTimeZone(Application_Model_Preference::GetDefaultTimezone());
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$now = new DateTime("now", $serverTimeZone);
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$offset = $now->format("Z") * -1;
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$view->headScript()->appendScript("var serverTimezoneOffset = {$offset}; //in seconds");
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if (class_exists("Zend_Auth", false) && Zend_Auth::getInstance()->hasIdentity()) {
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$userTimeZone = new DateTimeZone(Application_Model_Preference::GetUserTimezone());
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$now = new DateTime("now", $userTimeZone);
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$offset = $now->format("Z") * -1;
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$view->headScript()->appendScript("var userTimezoneOffset = {$offset}; //in seconds");
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}
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//scripts for now playing bar
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$view->headScript()->appendFile($baseUrl . 'js/airtime/airtime_bootstrap.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/airtime/dashboard/helperfunctions.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/airtime/dashboard/dashboard.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/airtime/dashboard/versiontooltip.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/tipsy/jquery.tipsy.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/airtime/common/common.js?' . $CC_CONFIG['airtime_version'], 'text/javascript')
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->appendFile($baseUrl . 'js/airtime/common/audioplaytest.js?' . $CC_CONFIG['airtime_version'], 'text/javascript');
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$user = Application_Model_User::getCurrentUser();
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if (!is_null($user)) {
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$userType = $user->getType();
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} else {
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$userType = "";
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}
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$view->headScript()->appendScript("var userType = '$userType';");
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if (array_key_exists('REQUEST_URI', $_SERVER) //Doesn't exist for unit tests
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&& strpos($_SERVER['REQUEST_URI'], 'Dashboard/stream-player') === false
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&& strpos($_SERVER['REQUEST_URI'], 'audiopreview') === false
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&& $_SERVER['REQUEST_URI'] != "/") {
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$plan_level = strval(Application_Model_Preference::GetPlanLevel());
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// Since the Hobbyist plan doesn't come with Live Chat support, don't enable it
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if (Application_Model_Preference::GetLiveChatEnabled() && $plan_level !== 'hobbyist') {
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$client_id = strval(Application_Model_Preference::GetClientId());
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$station_url = $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];
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$view->headScript()->appendScript("var livechat_client_id = '$client_id';\n" .
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"var livechat_plan_type = '$plan_level';\n" .
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"var livechat_station_url = 'http://$station_url';");
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$view->headScript()->appendFile($baseUrl . 'js/airtime/common/livechat.js?' . $CC_CONFIG['airtime_version'], 'text/javascript');
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}
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}
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/*
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if (isset($CC_CONFIG['demo']) && $CC_CONFIG['demo'] == 1) {
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$view->headScript()->appendFile($baseUrl.'js/libs/google-analytics.js?'.$CC_CONFIG['airtime_version'],'text/javascript');
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}*/
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}
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protected function _initViewHelpers()
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{
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$view = $this->_bootstrap->getResource('view');
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$view->addHelperPath(APPLICATION_PATH . 'views/helpers', 'Airtime_View_Helper');
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$view->assign('suspended', (Application_Model_Preference::getProvisioningStatus() == PROVISIONING_STATUS_SUSPENDED));
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}
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protected function _initTitle()
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{
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$view = $this->_bootstrap->getResource('view');
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$view->headTitle(Application_Model_Preference::GetHeadTitle());
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}
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}
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