adds SMS Provider for development, that shows all sent SMS as Piwik notifications

plugins/MobileMessaging/Controller.php

@@ -94,7 +94,7 @@ class Controller extends ControllerAdmin
             $view->creditLeft = $mobileMessagingAPI->getCreditLeft();
         }
 
-        $view->smsProviders = SMSProvider::$availableSMSProviders;
+        $view->smsProviders = SMSProvider::getAvailableSMSProviders();
 
         // construct the list of countries from the lang files
         $countries = array();

plugins/MobileMessaging/SMSProvider.php

@@ -9,6 +9,7 @@
 namespace Piwik\Plugins\MobileMessaging;
 
 use Exception;
+use Piwik\Development;
 use Piwik\Piwik;
 use Piwik\BaseFactory;
 
@@ -23,7 +24,7 @@ abstract class SMSProvider extends BaseFactory
     const MAX_UCS2_CHARS_IN_ONE_UNIQUE_SMS = 70;
     const MAX_UCS2_CHARS_IN_ONE_CONCATENATED_SMS = 67;
 
-    public static $availableSMSProviders = array(
+    protected static $availableSMSProviders = array(
         'Clockwork' => 'You can use <a target="_blank" href="?module=Proxy&action=redirect&url=http://www.clockworksms.com/platforms/piwik/"><img src="plugins/MobileMessaging/images/Clockwork.png"/></a> to send SMS Reports from Piwik.<br/>
 			<ul>
 			<li> First, <a target="_blank" href="?module=Proxy&action=redirect&url=http://www.clockworksms.com/platforms/piwik/">get an API Key from Clockwork</a> (Signup is free!)
@@ -46,10 +47,26 @@ abstract class SMSProvider extends BaseFactory
     protected static function getInvalidClassIdExceptionMessage($id)
     {
         return Piwik::translate('MobileMessaging_Exception_UnknownProvider',
-            array($id, implode(', ', array_keys(self::$availableSMSProviders)))
+            array($id, implode(', ', array_keys(self::getAvailableSMSProviders())))
         );
     }
 
+    /**
+     * Returns all available SMS Providers
+     * 
+     * @return array
+     */
+    public static function getAvailableSMSProviders()
+    {
+        $smsProviders = self::$availableSMSProviders;
+
+        if (Development::isEnabled()) {
+            $smsProviders['Development'] = 'Development SMS Provider<br />All sent SMS will be displayed as Notification';
+        }
+
+        return $smsProviders;
+    }
+
     /**
      * Return the SMSProvider associated to the provider name $providerName
      *
@@ -65,7 +82,7 @@ abstract class SMSProvider extends BaseFactory
             throw new Exception(
                 Piwik::translate(
                     'MobileMessaging_Exception_UnknownProvider',
-                    array($providerName, implode(', ', array_keys(self::$availableSMSProviders)))
+                    array($providerName, implode(', ', array_keys(self::getAvailableSMSProviders())))
                 )
             );
         }

plugins/MobileMessaging/SMSProvider/Development.php

+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+namespace Piwik\Plugins\MobileMessaging\SMSProvider;
+
+use Piwik\Notification;
+use Piwik\Plugins\MobileMessaging\SMSProvider;
+
+/**
+ * Used for development only
+ *
+ */
+class Development extends SMSProvider
+{
+
+    public function verifyCredential($apiKey)
+    {
+        return true;
+    }
+
+    public function sendSMS($apiKey, $smsText, $phoneNumber, $from)
+    {
+        $message = sprintf('An SMS was sent:<br />From: %s<br />To: %s<br />Message: %s', $from, $phoneNumber, $smsText);
+
+        $notification = new Notification($message);
+        $notification->raw = true;
+        $notification->context = Notification::CONTEXT_INFO;
+        Notification\Manager::notify('StubbedSMSProvider'.preg_replace('/[^a-z0-9]/', '', $phoneNumber), $notification);
+    }
+
+    public function getCreditLeft($apiKey)
+    {
+        return 'Balance: 42';
+    }
+}