ci webGui - messenger add php doc and make a bit "nicer"

public_html/deployment/classes/messenger.class.php

@@ -13,7 +13,11 @@ class messenger {
      */
     protected $_aCfg = array();
     
-    protected $sMessage = '';
+    /**
+     * content of messagetext to send
+     * @var string
+     */
+    protected $_sMessage = '';
 
     /**
      * 
@@ -43,13 +47,13 @@ class messenger {
     private function _sendEmail(){
         if (array_key_exists('email', $this->_aCfg) && array_key_exists('to', $this->_aCfg['email'])
         ) {
-            preg_match('/^(.*)\n/', $this->sMessage, $aTmp);
+            preg_match('/^(.*)\n/', $this->_sMessage, $aTmp);
             $sSubject = $aTmp[0];
-            mail($this->_aCfg['email']['to'], $sSubject, $this->sMessage, "From: " . $this->_aCfg['email']['from'] . "\r\n" .
+            return mail($this->_aCfg['email']['to'], $sSubject, $this->_sMessage, "From: " . $this->_aCfg['email']['from'] . "\r\n" .
                 "Reply-To: " . $this->_aCfg['email']['from'] . "\r\n"
             );
         }
-        
+        return false;
     }
     
     /**
@@ -62,8 +66,9 @@ class messenger {
             $shkr->setupIncoming($this->_aCfg['slack']['incomingurl']);
             $sUser=(array_key_exists('user', $this->_aCfg['slack'])? $this->_aCfg['slack']['user']: false);
             $sIcon=(array_key_exists('icon', $this->_aCfg['slack'])? $this->_aCfg['slack']['icon']: false);
-            $shkr->sendMessage($this->sMessage, $sUser, $sIcon);
+            return $shkr->sendMessage($this->_sMessage, $sUser, $sIcon);
         }
+        return false;
     }
 
 
@@ -72,7 +77,7 @@ class messenger {
      * @param string $sMessage
      */
     public function sendMessage($sMessage) {
-        $this->sMessage=$sMessage;
+        $this->_sMessage=$sMessage;
         // echo '<pre>'.print_r($this->_aCfg, 1).'</pre>'.$sMessage.'<br>';
         $this->_sendEmail();
         $this->_sendToSlack();