Cleaned up and formatted code - some adjustments to selected files

The following adjustments were made:
- Formate source code
- Remove trailing whitespaces
- Files should end with a newline (PHP:S113)
- Control structures should use curly braces (PHP:S121)
- Sections of code should not be commented out (PHP:S125)
- Mergeable "if" statements should be combined (PHP:S1066)
- Empty statements should be removed (PHP:S1116)
- Modifiers should be declared in the correct order (PHP:S1124)
- Boolean literals should not be redundant (PHP:S1125)
- Use empty() to check whether the array is empty or not (PHP:S1155)
- Unused function parameters should be removed (PHP:S1172)
- Unused local variables should be removed (PHP:S1481)
- Local variables should not be declared and then immediately returned
or thrown (PHP:1488)
- Method visibility should be explicitly declared (PHP:S1784)
- The "var" keyword should not be used (PHP:S1765)
- PHP keywords and constants "true", "false", "null" should be lower
case (PHP:S1781)
- "elseif" keyword should be used in place of "else if" keywords
(PHP:S1793)
- Unused assignments should be removed (PHP:S1854)
- Jump statements should not be redundant (PHP:3626)

Author: DanProgs

config.inc.php

@@ -1,69 +1,69 @@
-<?php
-/**
- * TestLink Open Source Project - http://testlink.sourceforge.net/
- * This script is distributed under the GNU General Public License 2 or later.
- *
- * General purpose error page.
- *
- * @package 	TestLink
- * @copyright 2012,2019 TestLink community
- *
- * @internal revisions
- * @used by: kinow - TICKET 4977 - CSRF - Advisory ID: HTB23088
- *
- **/
-
-require_once 'config.inc.php';
-require_once 'common.php';
-
-/**
- * Initializes the arguments
- *
- * @return stdClass
- */
-function init_args() {
-    
-    $args = new stdClass();
-    $args->message = 'Rocket Raccoon is watching You';
-    $code = isset($_REQUEST['code']) ? $_REQUEST['code'] : 0;
-    
-    switch($code) {
-        case 1:
-            $args->message = 'No CSRFName found, probable invalid request.';
-            break;
-            
-        case 2:
-            $args->message = 'Invalid CSRF token';
-            break;
-            
-        default:
-            break;
-    }
-    
-    return $args;
-}
-
-/**
- * initializes the GUI
- *
- * @param stdClass $args
- * @return stdClass
- */
-function init_gui($args) {
-    $gui = new stdClass();
-    $gui->message = '';
-    
-    if (isset($args->message)) {
-        $gui->message = $args->message;
-    }
-    
-    return $gui;
-}
-
-$templateCfg = templateConfiguration();
-$args = init_args();
-$gui = init_gui($args);
-
-$smarty = new TLSmarty();
-$smarty->assign('gui', $gui);
+<?php
+/**
+ * TestLink Open Source Project - http://testlink.sourceforge.net/
+ * This script is distributed under the GNU General Public License 2 or later.
+ *
+ * General purpose error page.
+ *
+ * @package 	TestLink
+ * @copyright 2012,2019 TestLink community
+ *
+ * @internal revisions
+ * @used by: kinow - TICKET 4977 - CSRF - Advisory ID: HTB23088
+ *
+ **/
+require_once 'config.inc.php';
+require_once 'common.php';
+
+/**
+ * Initializes the arguments
+ *
+ * @return stdClass
+ */
+function init_args()
+{
+    $args = new stdClass();
+    $args->message = 'Rocket Raccoon is watching You';
+    $code = isset($_REQUEST['code']) ? $_REQUEST['code'] : 0;
+
+    switch ($code) {
+        case 1:
+            $args->message = 'No CSRFName found, probable invalid request.';
+            break;
+
+        case 2:
+            $args->message = 'Invalid CSRF token';
+            break;
+
+        default:
+            break;
+    }
+
+    return $args;
+}
+
+/**
+ * initializes the GUI
+ *
+ * @param stdClass $args
+ * @return stdClass
+ */
+function init_gui($args)
+{
+    $gui = new stdClass();
+    $gui->message = '';
+
+    if (isset($args->message)) {
+        $gui->message = $args->message;
+    }
+
+    return $gui;
+}
+
+$templateCfg = templateConfiguration();
+$args = init_args();
+$gui = init_gui($args);
+
+$smarty = new TLSmarty();
+$smarty->assign('gui', $gui);
 $smarty->display($templateCfg->default_template);