From ab2ab95f09994560f62fd631f07d3b6e3577aa6e Mon Sep 17 00:00:00 2001 From: Lars Hjemli Date: Thu, 8 Feb 2007 13:53:13 +0100 Subject: Add support for snapshots Make a link from the commit viewer to a snapshot of the corresponding tree. Currently only zip-format is supported. Signed-off-by: Lars Hjemli --- ui-snapshot.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 ui-snapshot.c (limited to 'ui-snapshot.c') diff --git a/ui-snapshot.c b/ui-snapshot.c new file mode 100644 index 0000000..2257d6b --- /dev/null +++ b/ui-snapshot.c @@ -0,0 +1,47 @@ +/* ui-snapshot.c: generate snapshot of a commit + * + * Copyright (C) 2006 Lars Hjemli + * + * Licensed under GNU General Public License v2 + * (see COPYING for full license text) + */ + +#include "cgit.h" + +static void cgit_print_zip(struct cacheitem *item, const char *hex, + const char *prefix, const char *filename) +{ + struct archiver_args args; + struct commit *commit; + unsigned char sha1[20]; + + if (get_sha1(hex, sha1)) { + cgit_print_error(fmt("Bad object id: %s", hex)); + return; + } + commit = lookup_commit_reference(sha1); + + if (!commit) { + cgit_print_error(fmt("Not a commit reference: %s", hex)); + return; + } + + memset(&args, 0, sizeof(args)); + args.base = fmt("%s/", prefix); + args.tree = commit->tree; + + cgit_print_snapshot_start("application/x-zip", filename, item); + write_zip_archive(&args); +} + + +void cgit_print_snapshot(struct cacheitem *item, const char *hex, + const char *format, const char *prefix, + const char *filename) +{ + if (!strcmp(format, "zip")) + cgit_print_zip(item, hex, prefix, filename); + else + cgit_print_error(fmt("Unsupported snapshot format: %s", + format)); +} -- cgit v1.2.3-59-g8ed1b