Added flag for downloading a single PDF file

Otherwise it will open in an iframe in the browser

inc/filewriter.php

@@ -208,7 +208,7 @@ public function getOnlyFileInZip(&$data = null) {
 		}
 
 		$data['mime'] = 'application/pdf';
-		$data['download'] = 0;
+		$data['download'] = $this->functions->settings->download ? 1 : 0;
 
 		// Extract single file.
 		$folder = dirname($data['file']);

inc/functions.php

@@ -35,6 +35,10 @@ public function downloadURL()
             $params['debug'] = $this->debug->debugLevel();
         }
 
+        if ( $this->settings->download == 1 ) {
+            $params['download'] = 1;
+        }
+
         return ml($this->settings->origZipFile, $params, true, '&');
     }
 
@@ -296,7 +300,7 @@ public function getSpecialExportFileName($FILE, $PATTERN=null) {
 
         // Set Pattern Global for other stuff
         if ( empty($this->settings->pattern) ) {
-            $this->settings->pattern = $PATTERN;
+            $this->settings['pattern'] = $PATTERN;
         } else {
             $PATTERN = $this->settings->pattern;
         }

script.js

@@ -139,6 +139,8 @@
     					    var clone = frame.clone().css({
             					border: 'none'
         					}).show();
+
+        					frame.remove();
 
     					    var viewer = new $.popupviewer();
         					viewer.showViewer();
@@ -155,6 +157,11 @@
 					if ( typeof iframeProps.timeout == 'function' ) {
     					window.setTimeout(iframeProps.timeout, 2000);
 					}
+
+   					$(window).unload(function(){
+   					    // last resort or the frame might reload
+       					frame.remove();
+   					});
 			};
 
 			_.addSite = function(site) {