Feature/2124 notification bar

src/ChurchCRM/Service/NotificationService.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace ChurchCRM\Service;
+use ChurchCRM\dto\SystemConfig;
+
+class NotificationService
+{
+  public static function updateNotifications()
+  {
+    /* Get the latest notifications from the source.  Store in session variable
+     * 
+     */
+    try {
+      $TempNotificaions = json_decode(file_get_contents(SystemConfig::getValue("sCloudURL")."notifications.json", false, $context));
+      if (isset($TempNotificaions->TTL) ) {
+        $_SESSION['SystemNotifications'] = $TempNotificaions;
+        $_SESSION['SystemNotifications']->expires = new \DateTime();
+        $_SESSION['SystemNotifications']->expires->add(new \DateInterval("PT".$_SESSION['SystemNotifications']->TTL."S"));
+      }
+    } catch (\Exception $ex) {
+      //a failure here should never prevent the page from loading.  
+      //Possibly log an exception when a unified logger is implemented.
+      //for now, do nothing.
+    }
+  }
+
+  public static function getNotifications()
+  {
+    /* retreive active notifications from the session variable for display
+     * 
+     */
+    if (isset($_SESSION['SystemNotifications']))
+    {
+      $notifications = array();
+      foreach ($_SESSION['SystemNotifications']->messages as $message)
+      {
+        if($message->targetVersion == $_SESSION['sSoftwareInstalledVersion'])
+        {
+          if (! $message->adminOnly ||  $_SESSION['user']->isAdmin())
+          {
+            array_push($notifications, $message);
+          }
+        }
+      }
+      return $notifications;
+    }
+  }
+
+  public static function hasActiveNotifications()
+  {
+    return count(NotificationService::getNotifications()) > 0;
+  }
+
+  public static function isUpdateRequired()
+  {
+    /*
+     * If session does not contain notifications, or if the notification TTL has expired, return true
+     * otherwise return false.
+     */
+    if (!isset($_SESSION['SystemNotifications']) || $_SESSION['SystemNotifications']->expires < new \DateTime())
+    {
+      return true;
+    }
+    return false;
+  }
+
+}

src/ChurchCRM/Service/SystemService.php

@@ -3,6 +3,7 @@
 namespace ChurchCRM\Service;
 
 use ChurchCRM\Service\AppIntegrityService;
+use ChurchCRM\Service\NotificationService;
 use ChurchCRM\dto\SystemConfig;
 use ChurchCRM\dto\SystemURLs;
 use ChurchCRM\FileSystemUtils;
@@ -364,6 +365,10 @@ public function reportIssue($data)
 
     public function runTimerJobs()
     {
+        if (NotificationService::isUpdateRequired())
+        {
+          NotificationService::updateNotifications();
+        }
         //start the external backup timer job
         if (SystemConfig::getValue('sEnableExternalBackupTarget') && SystemConfig::getValue('sExternalBackupAutoInterval') > 0) {  //if remote backups are enabled, and the interval is greater than zero
             try {

src/ChurchCRM/dto/SystemConfig.php

@@ -160,7 +160,8 @@ private static function buildConfigs()
         "sConfirmSincerely" => new ConfigItem(1048, "sConfirmSincerely", "text", "Sincerely", gettext("Used to end a letter before Signer")),
         "googleTrackingID" => new ConfigItem(1050, "googleTrackingID", "text", "", gettext("Google Analytics Tracking Code")),
         "mailChimpApiKey" => new ConfigItem(2000, "mailChimpApiKey", "text", "", gettext("see http://kb.mailchimp.com/accounts/management/about-api-keys")),
-        "sDepositSlipType" => new ConfigItem(2001, "sDepositSlipType", "choice", "QBDT", gettext("Deposit ticket type.  QBDT - Quickbooks"), '{"Choices":["QBDT"]}')
+        "sDepositSlipType" => new ConfigItem(2001, "sDepositSlipType", "choice", "QBDT", gettext("Deposit ticket type.  QBDT - Quickbooks"), '{"Choices":["QBDT"]}'),
+        "sCloudURL" => new ConfigItem(2002, "sCloudURL", "text", "http://demo.churchcrm.io/", gettext("ChurchCRM Cloud Access URL"))
       );
   }
 

src/Include/Header-function.php

@@ -31,6 +31,22 @@
 
 use ChurchCRM\Service\SystemService;
 use ChurchCRM\dto\SystemURLs;
+use ChurchCRM\Service\NotificationService;
+
+function Header_system_notifications()
+{
+    if (NotificationService::hasActiveNotifications()) {
+        ?>
+  <div class="systemNotificationBar">
+    <?php
+    foreach (NotificationService::getNotifications() as $notification) {
+        echo "<a href=\"".$notification->link."\">".$notification->title."</a>";
+    } ?>
+  </div>
+    <?php
+
+    }
+}
 
 function Header_head_metatag()
 {

src/Include/Header.php

@@ -62,6 +62,9 @@
 </head>
 
 <body class="hold-transition <?= $_SESSION['sStyle'] ?> sidebar-mini">
+<?php
+  Header_system_notifications();
+ ?>
 <!-- Site wrapper -->
 <div class="wrapper">
   <?php

src/Login.php

@@ -37,6 +37,7 @@
 use ChurchCRM\dto\SystemConfig;
 use ChurchCRM\Service\SystemService;
 use ChurchCRM\UserQuery;
+use ChurchCRM\Service\NotificationService;
 
 $systemService = new SystemService();
 
@@ -214,6 +215,7 @@
         $_SESSION['bSearchFamily'] = $currentUser->getSearchfamily();
 
         $_SESSION['latestVersion'] = $systemService->getLatestRelese();
+        NotificationService::updateNotifications();
         Redirect('CheckVersion.php');
         exit;
     }

src/skin/churchcrm.scss

@@ -41,3 +41,4 @@
 @import 'scss/shortConfig';
 @import 'scss/leftNav';
 @import 'scss/imageOverlay';
+@import 'scss/SystemNotifications';

src/skin/scss/_SystemNotifications.scss

@@ -0,0 +1,21 @@
+.systemNotificationBar{
+  display:block;
+  overflow:hidden;
+  width:100%;
+  margin: 0px;
+  border: 0px;
+  padding:0px;
+  background-color:red;
+  z-index: 2000;
+  position: relative;
+  text-align: center;
+}
+
+.systemNotificationBar a {
+  color:white;
+  display:inline;
+  font-size:15px;
+  font-weight:bold;
+  padding-right: 15px;
+  text-decoration: underline;
+}