From 5df522f2260c2851a0cb005cde0e942d772496b3 Mon Sep 17 00:00:00 2001
From: Albert Santoni <albert.santoni@sourcefabric.org>
Date: Wed, 11 Jun 2014 13:24:03 -0400
Subject: [PATCH] Added GTM code and data layer

---
 airtime_mvc/application/Bootstrap.php         |  3 +-
 .../controllers/ShowbuilderController.php     | 88 +++++++++++++++++++
 .../application/layouts/scripts/layout.phtml  |  9 ++
 3 files changed, 99 insertions(+), 1 deletion(-)

diff --git a/airtime_mvc/application/Bootstrap.php b/airtime_mvc/application/Bootstrap.php
index 64347b8db..2307b8061 100644
--- a/airtime_mvc/application/Bootstrap.php
+++ b/airtime_mvc/application/Bootstrap.php
@@ -146,9 +146,10 @@ class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
             }
         }
 
+        /*
         if (isset($CC_CONFIG['demo']) && $CC_CONFIG['demo'] == 1) {
             $view->headScript()->appendFile($baseUrl.'js/libs/google-analytics.js?'.$CC_CONFIG['airtime_version'],'text/javascript');
-        }
+        }*/
     }
 
     protected function _initViewHelpers()
diff --git a/airtime_mvc/application/controllers/ShowbuilderController.php b/airtime_mvc/application/controllers/ShowbuilderController.php
index 7df1bb7ad..66fb33a7f 100644
--- a/airtime_mvc/application/controllers/ShowbuilderController.php
+++ b/airtime_mvc/application/controllers/ShowbuilderController.php
@@ -28,6 +28,7 @@ class ShowbuilderController extends Zend_Controller_Action
         $user = Application_Model_User::GetCurrentUser();
         $userType = $user->getType();
         $this->view->headScript()->appendScript("localStorage.setItem( 'user-type', '$userType' );");
+        $this->view->headScript()->appendScript($this->generateGoogleTagManagerDataLayerJavaScript());
 
         $this->view->headScript()->appendFile($baseUrl.'js/contextmenu/jquery.contextMenu.js?'.$CC_CONFIG['airtime_version'],'text/javascript');
         $this->view->headScript()->appendFile($baseUrl.'js/datatables/js/jquery.dataTables.js?'.$CC_CONFIG['airtime_version'],'text/javascript');
@@ -378,4 +379,91 @@ class ShowbuilderController extends Zend_Controller_Action
         throw new Exception("this controller is/was a no-op please fix your
            code");
     }
+    
+    /** Returns a string containing the JavaScript code to pass some billing account info 
+     *  into Google Tag Manager / Google Analytics, so we can track things like the plan type.
+     */
+    private static function generateGoogleTagManagerDataLayerJavaScript()
+    {
+        $code = "";
+        
+        try
+        {
+            $accessKey = $_SERVER["WHMCS_ACCESS_KEY"];
+            $username = $_SERVER["WHMCS_USERNAME"];
+            $password = $_SERVER["WHMCS_PASSWORD"];
+            $url = "https://account.sourcefabric.com/includes/api.php?accesskey=" . $accessKey; # URL to WHMCS API file goes here
+            
+            $postfields = array();
+            $postfields["username"] = $username;
+            $postfields["password"] = md5($password);
+            $postfields["action"] = "getclientsdetails";
+            $postfields["stats"] = true;
+            $postfields["clientid"] = Application_Model_Preference::GetClientId();
+            $postfields["responsetype"] = "json";
+            
+            $query_string = "";
+            foreach ($postfields AS $k=>$v) $query_string .= "$k=".urlencode($v)."&";
+            
+            $ch = curl_init();
+            curl_setopt($ch, CURLOPT_URL, $url);
+            curl_setopt($ch, CURLOPT_POST, 1);
+            curl_setopt($ch, CURLOPT_TIMEOUT, 5); //Aggressive 5 second timeout
+            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+            curl_setopt($ch, CURLOPT_POSTFIELDS, $query_string);
+            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
+            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
+            $jsondata = curl_exec($ch);
+            if (curl_error($ch)) {
+                //die("Connection Error: ".curl_errno($ch).' - '.curl_error($ch));
+                throw new Exception("WHMCS server down or invalid request.");
+            }
+            curl_close($ch);
+                    
+            $arr = json_decode($jsondata); # Decode JSON String
+            
+            $client = $arr->client;
+            $stats = $arr->stats;
+            $currencyCode = $client->currency_code;
+            $incomeCents = NumberFormatter::parseCurrency($stats->income, $currencyCode);
+            
+            $isTrial = true;
+            if ($incomeCents > 0) {
+                $isTrial = false;
+            }
+            $plan = Application_Model_Preference::GetPlanLevel();
+            $country = $client->country;
+            $postcode = $client->postcode;
+            
+            //Figure out how long the customer has been around using a mega hack.
+            //(I'm avoiding another round trip to WHMCS for now...)
+            //We calculate it based on the trial end date...
+            $trialEndDateStr = Application_Model_Preference::GetTrialEndingDate();
+            if ($trialEndDateStr == '') {
+                $accountDuration = 0;
+            } else {
+                $trialDurationDays = 30;
+                $today = new DateTime();
+                $trialEndDate = new DateTime($trialEndDate);
+                $interval = $today->diff($trialEndDate);
+                $accountDuration = $trialDurationDays - $interval->d;
+            }
+            
+            $code = "dataLayer.push({
+                                    'ZipCode':  '" . $postcode . "',
+                                    'UserID':  '" . $client->id . "',
+                                    'Customer':  'Customer',
+                                    'PlanType':  '" . $plan . "',
+                                    'Trial':  '" . $isTrial . "',
+                                    'Country':  '" . $country . "',
+                                    'AccountDuration':  '" . $accountDuration . "'
+                                    });";
+            
+        } 
+        catch (Exception $e)
+        {
+            return "";
+        }
+        return $code;
+    }
 }
diff --git a/airtime_mvc/application/layouts/scripts/layout.phtml b/airtime_mvc/application/layouts/scripts/layout.phtml
index fc46df5c4..a85ede7e6 100644
--- a/airtime_mvc/application/layouts/scripts/layout.phtml
+++ b/airtime_mvc/application/layouts/scripts/layout.phtml
@@ -9,6 +9,15 @@
 	<?php $baseUrl = Application_Common_OsPath::getBaseDir(); ?>
 </head>
 <body>
+<!-- Google Tag Manager -->
+<noscript><iframe src="//www.googletagmanager.com/ns.html?id=GTM-55N6NH"
+height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
+<script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
+new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
+j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
+'//www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
+})(window,document,'script','dataLayer','GTM-55N6NH');</script>
+<!-- End Google Tag Manager -->
 
 <?php echo $this->partial('partialviews/trialBox.phtml', array("is_trial"=>$this->isTrial(), "trial_remain"=> $this->trialRemaining())) ?>
 <div id="Panel">