From ef5176dcf0f6d0ebe26834871ce596099c6d0085 Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Mon, 18 Sep 2017 18:55:37 +0200
Subject: [PATCH] edit/foto: admin option to set image as album cover

Copied from editcover at Lijtweg commit v2.5-20-g93cfc0a122 (2017-10-13).
---
 edit/fotocover/index.php | 33 +++++++++++++++++++++++++++++++++
 foto/album.inc.php       |  7 +++++++
 2 files changed, 40 insertions(+)
 create mode 100644 edit/fotocover/index.php

diff --git a/edit/fotocover/index.php b/edit/fotocover/index.php
new file mode 100644
index 0000000..feddc8d
--- /dev/null
+++ b/edit/fotocover/index.php
@@ -0,0 +1,33 @@
+<?php
+ob_clean();
+
+if (empty($User['admin'])) {
+	http_response_code(403);
+	print "Beheerrechten verplicht voor instellen van covers\n";
+	exit;
+}
+
+$rootdir = 'foto' . $Args;
+$target = "$rootdir/index.jpg";
+
+if (is_link($target) or file_exists($target)) {
+	if (!unlink($target)) {
+		http_response_code(500);
+		print "Kon bestaande cover niet weghalen voor $Args\n";
+		exit;
+	}
+}
+
+if (isset($_GET['img'])) {
+	$img = str_repeat('../', substr_count($target, '/')); # up to docroot
+	$img .= ltrim($_GET['img'], '/');
+	if (!symlink($img, $target)) {
+		http_response_code(500);
+		print "Fout bij instellen van cover voor $Args\n";
+		exit;
+	}
+}
+
+$album = pathinfo($rootdir);
+header("Location: /{$album['dirname']}#{$album['basename']}");
+http_response_code(302);
diff --git a/foto/album.inc.php b/foto/album.inc.php
index 597e9a4..5e1a148 100644
--- a/foto/album.inc.php
+++ b/foto/album.inc.php
@@ -23,6 +23,13 @@ function openphotoswipe(index) {
 		clickToCloseNonZoomable: false,
 		closeElClasses: [], 
 		shareButtons: [
+<?php
+if (!empty($User['admin'])) {
+	printf("\t\t\t{id:'%s', label:'%s', url:'%s'},\n",
+		'cover', 'Cover instellen', "/edit/fotocover$Args?img={{image_url}}"
+	);
+}
+?>
 			{id:'download', label:'Origineel downloaden', url:'{{raw_image_url}}', download:true}
 		],
 	};
-- 
2.30.0