module updates

Zotlabs/Module/Attach.php

@@ -0,0 +1,61 @@
+<?php
+namespace Zotlabs\Module;
+
+require_once('include/security.php');
+require_once('include/attach.php');
+
+
+class Attach extends \Zotlabs\Web\Controller {
+
+	function init() {
+	
+		if(argc() < 2) {
+			notice( t('Item not available.') . EOL);
+			return;
+		}
+	
+		$r = attach_by_hash(argv(1),((argc() > 2) ? intval(argv(2)) : 0));
+	
+		if(! $r['success']) {
+			notice( $r['message'] . EOL);
+			return;
+		}
+	
+		$c = q("select channel_address from channel where channel_id = %d limit 1",
+			intval($r['data']['uid'])
+		);
+	
+		if(! $c)
+			return;
+	
+	
+		$unsafe_types = array('text/html','text/css','application/javascript');
+	
+		if(in_array($r['data']['filetype'],$unsafe_types)) {
+				header('Content-type: text/plain');
+		}
+		else {
+			header('Content-type: ' . $r['data']['filetype']);
+		}
+	
+		header('Content-disposition: attachment; filename="' . $r['data']['filename'] . '"');
+		if(intval($r['data']['os_storage'])) {
+			$fname = dbunescbin($r['data']['data']);
+			if(strpos($fname,'store') !== false)
+				$istream = fopen($fname,'rb');
+			else
+				$istream = fopen('store/' . $c[0]['channel_address'] . '/' . $fname,'rb');
+			$ostream = fopen('php://output','wb');
+			if($istream && $ostream) {
+				pipe_streams($istream,$ostream);
+				fclose($istream);
+				fclose($ostream);
+			}
+		}
+		else
+			echo dbunescbin($r['data']['data']);
+		killme();
+	
+	}
+	
+}