WebServices: download attachments from assignments

main/inc/lib/webservices/Rest.php

@@ -69,6 +69,9 @@ class Rest extends WebService
     const PUT_WORK_STUDENT_ITEM_VISIBILITY = 'put_course_work_visibility';
     const DELETE_WORK_STUDENT_ITEM = 'delete_work_student_item';
     const DELETE_WORK_CORRECTIONS = 'delete_work_corrections';
+    const DOWNLOAD_WORK_FOLDER = 'download_work_folder';
+    const DOWNLOAD_WORK_COMMENT_ATTACHMENT = 'download_work_comment_attachment';
+    const DOWNLOAD_WORK = 'download_work';
 
     const VIEW_DOCUMENT_IN_FRAME = 'view_document_in_frame';
 
@@ -2964,6 +2967,39 @@ class Rest extends WebService
         exit;
     }
 
+    public function downloadWorkFolder(int $workId)
+    {
+        $cidReq = api_get_cidreq();
+        $url = api_get_path(WEB_CODE_PATH)."work/downloadfolder.inc.php?id=$workId&$cidReq";
+
+        header("Location: $url");
+        exit;
+    }
+
+    public function downloadWorkCommentAttachment(int $commentId)
+    {
+        $cidReq = api_get_cidreq();
+        $url = api_get_path(WEB_CODE_PATH)."work/download_comment_file.php?comment_id=$commentId&$cidReq";
+
+        header("Location: $url");
+        exit;
+    }
+
+    public function downloadWork(int $workId, bool $isCorrection = false)
+    {
+        $cidReq = api_get_cidreq();
+        $url = api_get_path(WEB_CODE_PATH)."work/download.php?$cidReq&"
+            .http_build_query(
+                [
+                    'id' => $workId,
+                    'correction' => $isCorrection ? 1 : null,
+                ]
+            );
+
+        header("Location: $url");
+        exit;
+    }
+
     public static function isAllowedByRequest(bool $inpersonate = false): bool
     {
         $username = $_GET['username'] ?? null;

main/webservices/api/v2.php

@@ -402,6 +402,29 @@ try {
                 ]
             );
             break;
+        case Rest::DOWNLOAD_WORK_FOLDER:
+            if (!isset($_GET['work'])) {
+                throw new Exception(get_lang('ActionNotAllowed'));
+            }
+
+            $restApi->downloadWorkFolder((int) $_GET['work']);
+            break;
+        case Rest::DOWNLOAD_WORK_COMMENT_ATTACHMENT:
+            if (!isset($_GET['comment'])) {
+                throw new Exception(get_lang('ActionNotAllowed'));
+            }
+
+            $restApi->downloadWorkCommentAttachment((int) $_GET['comment']);
+            break;
+        case Rest::DOWNLOAD_WORK:
+            if (!isset($_GET['work'])) {
+                throw new Exception(get_lang('ActionNotAllowed'));
+            }
+
+            $isCorrection = isset($_GET['correction']);
+
+            $restApi->downloadWork((int) $_GET['work'], $isCorrection);
+            break;
 
         case Rest::VIEW_DOCUMENT_IN_FRAME:
             $lpId = isset($_REQUEST['document']) ? (int) $_REQUEST['document'] : 0;