Minor - format code

main/inc/lib/pdf.lib.php

@@ -99,19 +99,25 @@ class PDF {
      * @param bool Whether to print the header, footer and watermark (true) or just the content (false)
      * @return void
      */
-    public function html_to_pdf($html_file_array, $pdf_name = '', $course_code = null, $print_title = false, $complete_style = true) {
-        if ($complete_style === false) { error_log(__FUNCTION__.' with no style'); }
+    public function html_to_pdf($html_file_array, $pdf_name = '', $course_code = null, $print_title = false, $complete_style = true)
+    {
+        if ($complete_style === false) {
+            error_log(__FUNCTION__.' with no style');
+        }
+
         if (empty($html_file_array)) {
         	return false;
         }
 
         if (is_array($html_file_array)) {
-            if (count($html_file_array) == 0)
+            if (count($html_file_array) == 0) {
         	   return false;
+            }
         } else {
             if (!file_exists($html_file_array)) {
                 return false;
             }
+
             // Converting the string into an array
             $html_file_array = array($html_file_array);
         }
@@ -151,7 +157,7 @@ class PDF {
                 $html_title = $file['title'];
                 $file  = $file['path'];
             } else {
-                //we suppose we've only been sent a file path
+                // We suppose we've only been sent a file path.
                 $html_title = basename($file);
             }
 
@@ -193,7 +199,6 @@ class PDF {
                 $absolute_css_path = api_get_path(WEB_CODE_PATH).'css/'.api_get_setting('stylesheets').'/frames.css';
                 $document_html = str_replace('href="./css/frames.css"', $absolute_css_path, $document_html);
 
-
                 if (!empty($course_data['path'])) {
                     $document_html= str_replace('../', '', $document_html);
                     $document_path = api_get_path(SYS_COURSE_PATH).$course_data['path'].'/document/';