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modules/Emails/actions/DownloadFile.php

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+<?php
+/*+***********************************************************************************
+ * The contents of this file are subject to the vtiger CRM Public License Version 1.0
+ * ("License"); You may not use this file except in compliance with the License
+ * The Original Code is:  vtiger CRM Open Source
+ * The Initial Developer of the Original Code is vtiger.
+ * Portions created by vtiger are Copyright (C) vtiger.
+ * All Rights Reserved.
+ *************************************************************************************/
+
+class Emails_DownloadFile_Action extends Vtiger_Action_Controller {
+
+	public function checkPermission(Vtiger_Request $request) {
+		$moduleName = $request->getModule();
+
+		if(!Users_Privileges_Model::isPermitted($moduleName, 'DetailView', $request->get('record'))) {
+			throw new AppException(vtranslate('LBL_PERMISSION_DENIED', $moduleName));
+		}
+	}
+
+	public function process(Vtiger_Request $request) {
+        $db = PearDatabase::getInstance();
+
+        $attachmentId = $request->get('attachment_id');
+        $query = "SELECT * FROM vtiger_attachments WHERE attachmentsid = ?" ;
+        $result = $db->pquery($query, array($attachmentId));
+
+        if($db->num_rows($result) == 1)
+        {
+            $row = $db->fetchByAssoc($result, 0);
+            $fileType = $row["type"];
+            $name = $row["name"];
+            $filepath = $row["path"];
+            $name = decode_html($name);
+            $saved_filename = $attachmentId."_".$name;
+            $disk_file_size = filesize($filepath.$saved_filename);
+            $filesize = $disk_file_size + ($disk_file_size % 1024);
+            $fileContent = fread(fopen($filepath.$saved_filename, "r"), $filesize);
+
+            header("Content-type: $fileType");
+            header("Pragma: public");
+            header("Cache-Control: private");
+            header("Content-Disposition: attachment; filename=$name");
+            header("Content-Description: PHP Generated Data");
+            echo $fileContent;
+        }
+    }
+}
+
+?>