From: Jim Klimov <jim@jimklimov.com>
Date: Fri, 11 Mar 2016 13:24:44 GMT
Subject: [PATCH 1/6] gitweb.perl : added ability to "git archive" just certain paths (files or subdirs, not whole repo) via gitweb interface
Message-ID: <1457702689-9084-1-git-send-email-jim@jimklimov.com>

---
 gitweb/gitweb.perl | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 05d7910..030d429 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -7328,6 +7328,15 @@ sub git_snapshot {
 		die_error(403, "Unsupported snapshot format");
 	}
 
+	if (!defined($hash)) {
+		$hash="";
+		if ( $file_name && $file_name =~ /^([^:]*):(.*)$/ ) {
+			$hash = "$1";
+			$file_name = "$2";
+		}
+		if ( $hash eq "") { $hash = "HEAD"; }
+		printf STDERR "Defaulted hash to '$hash' ('h=' URL argument was missing)\n";
+	}
 	my $type = git_get_type("$hash^{}");
 	if (!$type) {
 		die_error(404, 'Object does not exist');
@@ -7345,6 +7354,14 @@ sub git_snapshot {
 		git_cmd(), 'archive',
 		"--format=$known_snapshot_formats{$format}{'format'}",
 		"--prefix=$prefix/", $hash);
+	if ($file_name) {
+		# To fetch several pathnames use space-separation, e.g.
+		# "...git-web?p=proj.git;a=snapshot;f=file1%20file2
+		# To fetch pathnames with spaces, escape them, e.g.
+		# "...git-web?p=proj.git;a=snapshot;f=file\%20name
+		$cmd .= " " . $file_name;
+	}
+
 	if (exists $known_snapshot_formats{$format}{'compressor'}) {
 		$cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
 	}
-- 
2.1.4