From 991298ee18cbdad8cf8bdd547c6966ce5b289751 Mon Sep 17 00:00:00 2001
From: Tim Otten <totten@civicrm.org>
Date: Mon, 25 Jul 2016 14:52:46 -0700
Subject: [PATCH] CRM-17789 - Display advisory about mysqli

---
 CRM/Utils/Check/Component/Env.php | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/CRM/Utils/Check/Component/Env.php b/CRM/Utils/Check/Component/Env.php
index 48f88870f0..38548da9b2 100644
--- a/CRM/Utils/Check/Component/Env.php
+++ b/CRM/Utils/Check/Component/Env.php
@@ -68,6 +68,29 @@ class CRM_Utils_Check_Component_Env extends CRM_Utils_Check_Component {
     return $messages;
   }
 
+  /**
+   * @return array
+   */
+  public function checkPhpMysqli() {
+    $messages = array();
+
+    if (!extension_loaded('mysqli')) {
+      $messages[] = new CRM_Utils_Check_Message(
+        __FUNCTION__,
+        ts('Future versions of CiviCRM may require the PHP extension "%2". To ensure that your system will be compatible, please install it in advance. For more explanation, see <a href="%1">the announcement</a>.',
+          array(
+            1 => 'https://civicrm.org/blog/totten/psa-please-verify-php-extension-mysqli',
+            2 => 'mysqli',
+          )),
+        ts('Forward Compatibility: Enable "mysqli"'),
+        \Psr\Log\LogLevel::WARNING,
+        'fa-server'
+      );
+    }
+
+    return $messages;
+  }
+
   /**
    * Check that the MySQL time settings match the PHP time settings.
    *
-- 
2.25.1