af_zz_imgproxy: use inline disposition, misc updates

classes/handler/public.php

@@ -1054,7 +1054,8 @@ class Handler_Public extends Handler {
 			$filename = CACHE_DIR . '/images/' . $hash;
 
 			if (file_exists($filename)) {
-				header("Content-Disposition: attachment; filename=\"$hash\"");
+				header("Content-Disposition: inline; filename=\"$hash\"");
+				$mimetype = mime_content_type($filename);
 
 				/* See if we can use X-Sendfile */
 				$xsendfile = false;
@@ -1064,10 +1065,10 @@ class Handler_Public extends Handler {
 
 				if ($xsendfile) {
 					header("X-Sendfile: $filename");
-					header("Content-type: application/octet-stream");
-					header('Content-Disposition: attachment; filename="' . basename($filename) . '"');
+					header("Content-type: $mimetype");
+					header('Content-Disposition: inline; filename="' . basename($filename) . '"');
 				} else {
-					header("Content-type: image/png");
+					header("Content-type: $mimetype");
 					$stamp = gmdate("D, d M Y H:i:s", filemtime($filename)). " GMT";
 					header("Last-Modified: $stamp", true);
 					readfile($filename);

plugins/af_zz_imgproxy/init.php

@@ -35,16 +35,26 @@ class Af_Zz_ImgProxy extends Plugin {
 		$extension = $kind == 1 ? '.mp4' : '.png';
 		$local_filename = CACHE_DIR . "/images/" . sha1($url) . $extension;
 
-		if ($_REQUEST["debug"] == "1") { print $local_filename; die; }
+		//if ($_REQUEST["debug"] == "1") { print $local_filename; die; }
 
-		header("Content-Disposition: attachment; filename=\"".basename($local_filename)."\"");
+		header("Content-Disposition: inline; filename=\"".basename($local_filename)."\"");
 
 		if (file_exists($local_filename)) {
+			$mimetype = mime_content_type($local_filename);
+			header("Content-type: $mimetype");
+
+			$stamp = gmdate("D, d M Y H:i:s", filemtime($local_filename)). " GMT";
+			header("Last-Modified: $stamp", true);
+
 			readfile($local_filename);
 		} else {
 			$data = fetch_file_contents(array("url" => $url));
 			if ($data) {
-				file_put_contents($local_filename, $data);
+				if (file_put_contents($local_filename, $data)) {
+					$mimetype = mime_content_type($local_filename);
+					header("Content-type: $mimetype");
+				}
+
 				print $data;
 			}
 		}