From 79529c0d2a63c6ec35855824ccfb479bd8609a5c Mon Sep 17 00:00:00 2001
From: Sebastian Grewe <sebastian@grewe.ca>
Date: Fri, 25 Apr 2014 15:40:07 +0200
Subject: [PATCH] [ADDED] Online version checks

---
 public/include/classes/tools.class.php        | 23 +++++++++++++++++++
 public/include/config/global.inc.dist.php     |  2 ++
 public/include/pages/admin/dashboard.inc.php  |  7 +++++-
 .../bootstrap/admin/dashboard/mpos.tpl        | 10 ++++++++
 4 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/public/include/classes/tools.class.php b/public/include/classes/tools.class.php
index 210e27e0..8e861e63 100644
--- a/public/include/classes/tools.class.php
+++ b/public/include/classes/tools.class.php
@@ -7,6 +7,28 @@ $defflip = (!cfip()) ? exit(header('HTTP/1.1 401 Unauthorized')) : 1;
  * the scope of our web application
  **/
 class Tools extends Base {
+  public function getOnlineVersions() {
+    // Fetch version online, cache for a bit
+    $key = $this->config['memcache']['keyprefix'] . 'ONLINE_VERSIONS';
+    if (! $mpos_versions = $this->memcache->get($key)) {
+      $url = $this->config['version_url'];
+      $curl = curl_init();
+      curl_setopt($curl, CURLOPT_URL, $url);
+      curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
+      curl_setopt($curl, CURLOPT_HEADER, false);
+      $data = curl_exec($curl);
+      preg_match('/define\(\'MPOS_VERSION\', \'(.*)\'\);/', $data, $match);
+      $mpos_versions['MPOS_VERSION'] = $match[1];
+      preg_match('/define\(\'DB_VERSION\', \'(.*)\'\);/', $data, $match);
+      $mpos_versions['DB_VERSION'] = $match[1];
+      preg_match('/define\(\'CONFIG_VERSION\', \'(.*)\'\);/', $data, $match);
+      $mpos_versions['CONFIG_VERSION'] = $match[1];
+      curl_close($curl);
+      return $this->memcache->setCache($key, $mpos_versions, 30);
+    } else {
+      return $mpos_versions;
+    }
+  }
   /**
    * Fetch JSON data from an API
    * @param url string API URL
@@ -108,3 +130,4 @@ class Tools extends Base {
 $tools = new Tools();
 $tools->setDebug($debug);
 $tools->setConfig($config);
+$tools->setMemcache($memcache);
diff --git a/public/include/config/global.inc.dist.php b/public/include/config/global.inc.dist.php
index cb3e7988..ca1069dd 100644
--- a/public/include/config/global.inc.dist.php
+++ b/public/include/config/global.inc.dist.php
@@ -3,9 +3,11 @@ $defflip = (!cfip()) ? exit(header('HTTP/1.1 401 Unauthorized')) : 1;
 
 /**
  * Do not edit this unless you have confirmed that your config has been updated!
+ * Also the URL to check for the most recent upstream versions available
  *  https://github.com/MPOS/php-mpos/wiki/Config-Setup#wiki-config-version
  **/
 $config['version'] = '0.0.8';
+$config['version_url'] = 'https://raw.githubusercontent.com/MPOS/php-mpos/master/public/include/version.inc.php';
 
 /**
  * Unless you disable this, we'll do a quick check on your config first.
diff --git a/public/include/pages/admin/dashboard.inc.php b/public/include/pages/admin/dashboard.inc.php
index d5ab1bdc..63d2738f 100644
--- a/public/include/pages/admin/dashboard.inc.php
+++ b/public/include/pages/admin/dashboard.inc.php
@@ -14,9 +14,14 @@ if ($bitcoin->can_connect() === true){
   $_SESSION['POPUP'][] = array('CONTENT' => 'Unable to connect to wallet RPC service: ' . $bitcoin->can_connect(), 'TYPE' => 'alert alert-danger');
 }
 
+// Grab versions from Online source
+require_once(CLASS_DIR . '/tools.class.php');
+$online_versions = $tools->getOnlineVersions();
+
 // Fetch version information
 $version['CURRENT'] = array('DB' => DB_VERSION, 'CONFIG' => CONFIG_VERSION, 'CORE' => MPOS_VERSION);
-$version['INSTALLED'] = array('DB' => $setting->getValue('DB_VERSION'), 'CONFIG' => $config['version'], 'CORE' => MPOS_VERSION);
+$version['INSTALLED'] = array('DB' => $setting->getValue('DB_VERSION'), 'CONFIG' => $config['version'], 'CORE' => $online_versions['MPOS_VERSION']);
+$version['ONLINE'] = array('DB' => $online_versions['DB_VERSION'], 'CONFIG' => $online_versions['CONFIG_VERSION'], 'CORE' => $online_versions['MPOS_VERSION']);
 
 // Fetch our cron list $aMonitorCrons
 require_once(INCLUDE_DIR . '/config/monitor_crons.inc.php');
diff --git a/public/templates/bootstrap/admin/dashboard/mpos.tpl b/public/templates/bootstrap/admin/dashboard/mpos.tpl
index 5161a009..e0a83751 100644
--- a/public/templates/bootstrap/admin/dashboard/mpos.tpl
+++ b/public/templates/bootstrap/admin/dashboard/mpos.tpl
@@ -11,6 +11,7 @@
               <th>Component</th>
               <th>Current</th>
               <th>Installed</th>
+              <th>Online</th>
             </tr>
           </thead>
           <tbody>
@@ -20,6 +21,9 @@
               <td>
                 <font color="{if $VERSION['INSTALLED']['CORE'] == $VERSION['CURRENT']['CORE']}green{else}red{/if}">{$VERSION['INSTALLED']['CORE']}</font>
               </td>
+              <td>
+                <font color="{if $VERSION['INSTALLED']['CORE'] == $VERSION['ONLINE']['CORE']}green{else}red{/if}">{$VERSION['ONLINE']['CORE']}</font>
+              </td>
             </tr>
             <tr>
               <td><strong>Config</strong></td>
@@ -27,6 +31,9 @@
               <td>
                 <font color="{if $VERSION['INSTALLED']['CONFIG'] == $VERSION['CURRENT']['CONFIG']}green{else}red{/if}">{$VERSION['INSTALLED']['CONFIG']}</font>
               </td>
+              <td>
+                <font color="{if $VERSION['INSTALLED']['CONFIG'] == $VERSION['ONLINE']['CONFIG']}green{else}red{/if}">{$VERSION['ONLINE']['CONFIG']}</font>
+              </td>
             </tr>
             <tr>
               <td><strong>Database</strong></td>
@@ -34,6 +41,9 @@
               <td>
                 <font color="{if $VERSION['INSTALLED']['DB'] == $VERSION['CURRENT']['DB']}green{else}red{/if}">{$VERSION['INSTALLED']['DB']}</font>
               </td>
+              <td>
+                <font color="{if $VERSION['INSTALLED']['DB'] == $VERSION['ONLINE']['DB']}green{else}red{/if}">{$VERSION['ONLINE']['DB']}</font>
+              </td>
             </tr>
           </tbody>
         </table>