From 897d70ca5ca819ce74168e23567fd4cab38eb93c Mon Sep 17 00:00:00 2001
From: Lucas Woltmann <lwoltmann@gmx.de>
Date: Sat, 7 Nov 2015 16:15:29 +0100
Subject: [PATCH] Kommentare, Kommentare, Kommentare

---
 libs/formLib.php                       |  6 +++---
 libs/keyLib.php                        | 11 +++++++++--
 index.php => student_questionnaire.php |  7 +++++--
 3 files changed, 17 insertions(+), 7 deletions(-)
 rename index.php => student_questionnaire.php (98%)

diff --git a/libs/formLib.php b/libs/formLib.php
index c84a402..c7b8544 100755
--- a/libs/formLib.php
+++ b/libs/formLib.php
@@ -267,10 +267,10 @@
 	}
 
 	/**
-	 * Echos a new division with a labelled text box and switching row styles.
+	 * Echos a new division with a dropdown menu.
 	 *
 	 * @param string $label The label that should be displayed for the dropdown menu.
-	 * @param string $id The unique id that is used to identify the dropdownmenu.
+	 * @param string $id The unique id that is used to identify the dropdown menu.
 	 * @param string $value The options that should be displayed within the dropdown menu.
 	 * 
 	 */
@@ -289,4 +289,4 @@
 		echo "	</div>\n";
 		echo "</div>\n";
 	}
-?>
\ No newline at end of file
+?>
diff --git a/libs/keyLib.php b/libs/keyLib.php
index 4471a6f..86ce0c9 100755
--- a/libs/keyLib.php
+++ b/libs/keyLib.php
@@ -125,7 +125,14 @@
 		//else
 		//	echo "<script type='text/javascript'>alert('file written');</script>";
 		fclose($handle);
-		return true;
+		if ($res) 
+		{
+			return true;
+		}
+		else
+		{
+			return false;
+		}
 	}
 	/**
 	 * Get the current state of the specified key which will be one of the defines
@@ -163,4 +170,4 @@
 			}
 		return false;
 	}
-?>
\ No newline at end of file
+?>
diff --git a/index.php b/student_questionnaire.php
similarity index 98%
rename from index.php
rename to student_questionnaire.php
index 2c05355..e3fbfe4 100755
--- a/index.php
+++ b/student_questionnaire.php
@@ -47,7 +47,10 @@
 			if (WriteLogFile(STUDENTLOGFILE, $questionData, $tutorData, $commentData))
 			{
 				SetKeyState($keyData, $_POST["code"], KEYSTATE_ACTIVATED);
-				WriteKeyFile(KEYFILE, $keyData);
+				if (!WriteKeyFile(KEYFILE, $keyData))
+				{
+					$error = 1;
+				}
 			}
 			// otherwise set the error flag
 			else
@@ -101,4 +104,4 @@
 			case KEYSTATE_USED: CreateMessageBox(MSG_DANGER, "Achtung!", "Der angegebene Code ist wurde bereits eingelöst. Es darf pro Student nur eine ESE-Tasse ausgegeben werden."); break;
 		}
 	}
-?>
\ No newline at end of file
+?>