4 files changed, 63 insertions, 15 deletions
diff --git a/includes/helper/email_helper.php b/includes/helper/email_helper.php
index 35bdbc9a..18203ecb 100644
--- a/includes/helper/email_helper.php
+++ b/includes/helper/email_helper.php
@@ -1,5 +1,12 @@
 <?php
 
+/**
+ * @param array  $recipient_user
+ * @param string $title
+ * @param string $message
+ * @param bool   $not_if_its_me
+ * @return bool
+ */
 function engelsystem_email_to_user($recipient_user, $title, $message, $not_if_its_me = false)
 {
     global $user;
@@ -16,14 +23,28 @@ function engelsystem_email_to_user($recipient_user, $title, $message, $not_if_it
         . _("This email is autogenerated and has not to be signed. You got this email because you are registered in the engelsystem.");
 
     gettext_locale();
+
     return engelsystem_email($recipient_user['email'], $title, $message);
 }
 
+/**
+ * @param string $address
+ * @param string $title
+ * @param string $message
+ * @return bool
+ */
 function engelsystem_email($address, $title, $message)
 {
-    $result = mail($address, $title, $message,
-        "Content-Type: text/plain; charset=UTF-8\r\nFrom: Engelsystem <noreply@engelsystem.de>");
+    $result = mail(
+        $address,
+        $title,
+        $message,
+        "Content-Type: text/plain; charset=UTF-8\r\nFrom: Engelsystem <noreply@engelsystem.de>"
+    );
+
     if ($result === false) {
         engelsystem_error('Unable to send email.');
     }
+
+    return true;
 }
diff --git a/includes/helper/graph_helper.php b/includes/helper/graph_helper.php
index d844213c..12c7df6c 100644
--- a/includes/helper/graph_helper.php
+++ b/includes/helper/graph_helper.php
@@ -3,10 +3,12 @@
 /**
  * Renders a bargraph
  *
- * @param string  $key       keyname of the x-axis
- * @param array   $row_names keynames for the data rows
- * @param unknown $colors    colors for the data rows
- * @param unknown $data      the data
+ * @param string $dom_id
+ * @param string $key       key name of the x-axis
+ * @param array  $row_names key names for the data rows
+ * @param array  $colors    colors for the data rows
+ * @param array  $data      the data
+ * @return string
  */
 function bargraph($dom_id, $key, $row_names, $colors, $data)
 {
diff --git a/includes/helper/internationalization_helper.php b/includes/helper/internationalization_helper.php
index d4df1cb7..ee9339e2 100644
--- a/includes/helper/internationalization_helper.php
+++ b/includes/helper/internationalization_helper.php
@@ -8,6 +8,8 @@ $default_locale = 'en_US.UTF-8';
 
 /**
  * Return currently active locale
+ *
+ * @return string
  */
 function locale()
 {
@@ -16,6 +18,8 @@ function locale()
 
 /**
  * Returns two letter language code from currently active locale
+ *
+ * @return string
  */
 function locale_short()
 {
@@ -59,7 +63,7 @@ function gettext_locale($locale = null)
 /**
  * Renders language selection.
  *
- * @return string
+ * @return array
  */
 function make_langselect()
 {
diff --git a/includes/helper/message_helper.php b/includes/helper/message_helper.php
index a085aa0e..613ac32e 100644
--- a/includes/helper/message_helper.php
+++ b/includes/helper/message_helper.php
@@ -2,6 +2,8 @@
 
 /**
  * Gibt zwischengespeicherte Fehlermeldungen zurück und löscht den Zwischenspeicher
+ *
+ * @return string
  */
 function msg()
 {
@@ -15,34 +17,51 @@ function msg()
 
 /**
  * Rendert eine Information
+ *
+ * @param string $msg
+ * @param bool   $immediately
+ * @return string
  */
-function info($msg, $immediatly = false)
+function info($msg, $immediately = false)
 {
-    return alert('info', $msg, $immediatly);
+    return alert('info', $msg, $immediately);
 }
 
 /**
  * Rendert eine Fehlermeldung
+ *
+ * @param string $msg
+ * @param bool   $immediately
+ * @return string
  */
-function error($msg, $immediatly = false)
+function error($msg, $immediately = false)
 {
-    return alert('danger', $msg, $immediatly);
+    return alert('danger', $msg, $immediately);
 }
 
 /**
  * Rendert eine Erfolgsmeldung
+ *
+ * @param string $msg
+ * @param bool   $immediately
+ * @return string
  */
-function success($msg, $immediatly = false)
+function success($msg, $immediately = false)
 {
-    return alert('success', $msg, $immediatly);
+    return alert('success', $msg, $immediately);
 }
 
 /**
  * Renders an alert with given alert-* class.
+ *
+ * @param string $class
+ * @param string $msg
+ * @param bool   $immediately
+ * @return string|null
  */
-function alert($class, $msg, $immediatly = false)
+function alert($class, $msg, $immediately = false)
 {
-    if ($immediatly) {
+    if ($immediately) {
         if ($msg == "") {
             return "";
         }
@@ -53,4 +72,6 @@ function alert($class, $msg, $immediatly = false)
         $_SESSION['msg'] = "";
     }
     $_SESSION['msg'] .= alert($class, $msg, true);
+
+    return null;
 }