From f4b2cb58b2e62e365103cbcffc3d8c2999b3f300 Mon Sep 17 00:00:00 2001
From: MaZderMind <git@mazdermind.de>
Date: Sat, 17 Dec 2016 14:12:36 +0100
Subject: [PATCH] warn on old-style paths

---
 command/download.php | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/command/download.php b/command/download.php
index 17ae7c9e..c9fc5cdd 100644
--- a/command/download.php
+++ b/command/download.php
@@ -98,6 +98,18 @@ function get_file_cache($conference, $filename)
 
 function download($what, $conference, $url, $cache)
 {
+	$info = parse_url($url);
+	if(!isset($info['scheme']) || !isset($info['host']))
+	{
+		stderr(
+			'  !! %s url for conference %s does look like an old-style path: "%s". please update to a full http/https url',
+			$what,
+			$conference->getSlug(),
+			$url
+		);
+		return false;
+	}
+
 	stdout(
 		'  downloading %s from %s to %s',
 		$what,