Added code for remove attachments

diff --git a/mod/workshop/submissions.php b/mod/workshop/submissions.php
index 3e88311b89f6bf264f2ecb8d3ed554288ce414d0..769e54fdb9b95471ef5c297e3e4b08bbefb8a436 100644 (file)
--- a/mod/workshop/submissions.php
+++ b/mod/workshop/submissions.php
@@ -174,6 +174,22 @@
         }
     
 
+    /******************* confirm remove attachments ************************************/
+    elseif ($action == 'confirmremoveattachments' ) {
+
+        if (empty($_GET['sid'])) {
+            error("Admin confirm delete: submission id missing");
+            }
+        if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
+            error("Admin delete: can not get submission record");
+            }
+
+        notice_yesno(get_string("confirmremoveattachments","workshop"), 
+             "submissions.php?action=removeattachments&id=$cm->id&sid=$_GET[sid]", 
+             "view.php?id=$cm->id");
+        }
+    
+
        /*************** display final grades (by teacher) ***************************/
        elseif ($action == 'displayfinalgrades') {
 
@@ -351,6 +367,31 @@
                }
        
 
+    /******************* remove (all) attachments ************************************/
+    elseif ($action == 'removeattachments' ) {
+
+        $form = data_submitted();
+        
+        if (empty($form->sid)) {
+            error("Update submission: submission id missing");
+            }
+        $submission = get_record("workshop_submissions", "id", $form->sid);
+        // amend title... just in case they were modified
+        // check existence of title
+        if (empty($form->title)) {
+            notify(get_string("notitlegiven", "workshop"));
+        } else {
+            set_field("workshop_submissions", "title", $form->title, "id", $submission->id);
+            set_field("workshop_submissions", "description", trim($form->description), "id", $submission->id);
+        } 
+        print_string("removeallattachments", "workshop");
+        workshop_delete_submitted_files($workshop, $submission);
+        add_to_log($course->id, "workshop", "removeattachments", "view.php?id=$cm->id", "submission $submission->id");
+        
+        print_continue("view.php?id=$cm->id");
+        }
+    
+
     /******************* show submission ************************************/
     elseif ($action == 'showsubmission' ) {