From b8e4618d7aba2f73f286135db32cc971882c1761 Mon Sep 17 00:00:00 2001
From: Heikki Hokkanen <hoxu@users.sf.net>
Date: Sun, 4 May 2008 09:11:42 +0300
Subject: [PATCH] Allow downloading trees as targz/zip.

---
 doc/TODO           |  1 -
 index.php          | 29 +++++++++++++++++++++++++++++
 templates/tree.php |  2 ++
 3 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/doc/TODO b/doc/TODO
index 0fe6c0c..8f54433 100644
--- a/doc/TODO
+++ b/doc/TODO
@@ -1,4 +1,3 @@
-- tree: allow downloading as tar/zip (git-archive)
 - common navigation bar / path at top
 - show times in UTC, except also in author's time somewhere
 
diff --git a/index.php b/index.php
index 6cdf758..74771f7 100644
--- a/index.php
+++ b/index.php
@@ -129,6 +129,35 @@ if ($action === 'index') {
 		$page['projects'][] = get_project_info($p);
 	}
 }
+elseif ($action === 'archive') {
+	$project = $_REQUEST['p']; // TODO validate
+	$tree = $_REQUEST['h']; // TODO validate
+	$type = $_REQUEST['t'];
+
+	// TODO check that the data passed is really valid
+	if ($type === 'targz') {
+		header("Content-Type: application/x-tar-gz");
+		header("Content-Transfer-Encoding: binary");
+		header("Content-Disposition: attachment; filename=\"$project-tree-$tree.tar.gz\";");
+		$data = join("\n", run_git($project, "git archive --format=tar $tree |gzip"));
+		header("Content-Length: ". strlen($data));
+		echo $data;
+	}
+	elseif ($type === 'zip') {
+		header("Content-Type: application/x-zip");
+		header("Content-Transfer-Encoding: binary");
+		header("Content-Disposition: attachment; filename=\"$project-tree-$tree.zip\";");
+		$data = join("\n", run_git($project, "git archive --format=zip $tree"));
+		header("Content-Length: ". strlen($data));
+		echo $data;
+	}
+	else {
+		die('Invalid archive type requested');
+	}
+
+	//"git-archive --format=tar $tree"
+	die();
+}
 elseif ($action === 'commit') {
 	$template = 'commit';
 	$page['project'] = strtolower($_REQUEST['p']); // TODO validate
diff --git a/templates/tree.php b/templates/tree.php
index 5c5814a..d049547 100644
--- a/templates/tree.php
+++ b/templates/tree.php
@@ -16,3 +16,5 @@ foreach ($page['entries'] as $e) {
 ?>
 </pre>
 
+<p>Download as <a href="<?php echo makelink(array('a' => 'archive', 'p' => $page['project'], 'h' => $page['tree'], 't' => 'targz')) ?>">tar.gz</a> or <a href="<?php echo makelink(array('a' => 'archive', 'p' => $page['project'], 'h' => $page['tree'], 't' => 'zip')) ?>">zip</a>.</p>
+
-- 
2.11.4.GIT