Fixes export doc to pdf in the Wiki tool see #3737

main/inc/lib/pdf.lib.php

@@ -262,7 +262,8 @@ class PDF {
             $pdf_name = replace_dangerous_char($pdf_name);
             $output_file = $pdf_name.'.pdf';
         }
-        $result = $this->pdf->Output($output_file, 'D');       /// F to save the pdf in a file              
+        $result = $this->pdf->Output($output_file, 'D');       /// F to save the pdf in a file
+                      
         exit;
     }
     

main/wiki/index.php

@@ -15,7 +15,7 @@ $language_file = 'wiki';
 require_once '../inc/global.inc.php';
 
 // section (for the tabs)
-$this_section=SECTION_COURSES;
+$this_section = SECTION_COURSES;
 
 // including additional library scripts
 
@@ -115,8 +115,9 @@ if ($_SESSION['_gid'] OR $_GET['group_id']) {
 }
 
 
-if ($_POST['action']=='export_to_pdf' && isset($_POST['wiki_id']) && api_get_setting('students_export2pdf') == 'true') {
+if ($_POST['action']=='export_to_pdf' && isset($_POST['wiki_id']) && api_get_setting('students_export2pdf') == 'true') {	
     export_to_pdf($_POST['wiki_id'], api_get_course_id());
+    exit;
 }
 
 

main/wiki/wiki.inc.php

@@ -1775,21 +1775,17 @@ function export2doc($wikiTitle, $wikiContents, $groupId)
 }
 
 function export_to_pdf($id, $course_code) {
-
-    require_once api_get_path(LIBRARY_PATH).'pdf.lib.php';
-
-    $data        = get_wiki_data($id);
-	
-	
+    $data        = get_wiki_data($id);	
     $content_pdf = api_html_entity_decode($data['content'], ENT_QUOTES, api_get_system_encoding());
 	
 	//clean wiki links
-	$clean_pdf_content=trim(preg_replace("/\[\[|\]\]/", " ", $content_pdf));
-    $array_clean_pdf_content= explode('|', $clean_pdf_content);
-    $content_pdf= $array_clean_pdf_content[1];
-		
+	$clean_pdf_content = trim(preg_replace("/\[\[|\]\]/", " ", $content_pdf));
+	
+	//@todo this line breaks the pdf export	
+    //$array_clean_pdf_content= explode('|', $clean_pdf_content);
+        
+    $content_pdf= $clean_pdf_content;		
     $title_pdf   = api_html_entity_decode($data['title'], ENT_QUOTES, api_get_system_encoding());
-
     $title_pdf   = api_utf8_encode($title_pdf, api_get_system_encoding());
     $content_pdf = api_utf8_encode($content_pdf, api_get_system_encoding());
 
@@ -1806,6 +1802,7 @@ function export_to_pdf($id, $course_code) {
     <setpagefooter name="odds" page="O" value="on" />
 
     mpdf-->'.$content_pdf;
+    
 
     $css_file = api_get_path(TO_SYS, WEB_CSS_PATH).api_get_setting('stylesheets').'/print.css';
     if (file_exists($css_file)) {
@@ -1813,6 +1810,7 @@ function export_to_pdf($id, $course_code) {
     } else {
         $css = '';
     }
+    require_once api_get_path(LIBRARY_PATH).'pdf.lib.php';
     $pdf = new PDF();
     $pdf->content_to_pdf($html, $css, $title_pdf, $course_code);
     exit;