neocgit

a more 'modern' version of cgit
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commit f80ff37a1706e6774ca21a3ce1fceeb17f89a37a
parent 620bb3e5e4ff87da740fe7232ba74330b5f862d4
Author: Lars Hjemli <hjemli@gmail.com>
Date:   Fri,  4 Jan 2008 13:43:40 +0100

Handle missing default branch and error out on invalid branch names

When no branch is specified and the repository does not have a default branch,
use the first branch.

Also, print sensible errormessages when the repository does not contain any
branches and when invalid branchnames are specified.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

Diffstat:
Mcgit.c | 62++++++++++++++++++++++++++++++++++++++++++++++++++++++++++----
1 file changed, 58 insertions(+), 4 deletions(-)

diff --git a/cgit.c b/cgit.c @@ -45,13 +45,44 @@ static int cgit_prepare_cache(struct cacheitem *item) return 1; } +struct refmatch { + char *req_ref; + char *first_ref; + int match; +}; + +int find_current_ref(const char *refname, const unsigned char *sha1, + int flags, void *cb_data) +{ + struct refmatch *info; + + info = (struct refmatch *)cb_data; + if (!strcmp(refname, info->req_ref)) + info->match = 1; + if (!info->first_ref) + info->first_ref = xstrdup(refname); + return info->match; +} + +char *find_default_branch(struct repoinfo *repo) +{ + struct refmatch info; + + info.req_ref = repo->defbranch; + info.first_ref = NULL; + info.match = 0; + for_each_branch_ref(find_current_ref, &info); + if (info.match) + return info.req_ref; + else + return info.first_ref; +} + static void cgit_print_repo_page(struct cacheitem *item) { - char *title; + char *title, *tmp; int show_search; - - if (!cgit_query_head) - cgit_query_head = cgit_repo->defbranch; + unsigned char sha1[20]; if (chdir(cgit_repo->path)) { title = fmt("%s - %s", cgit_root_title, "Bad request"); @@ -67,6 +98,29 @@ static void cgit_print_repo_page(struct cacheitem *item) show_search = 0; setenv("GIT_DIR", cgit_repo->path, 1); + if (!cgit_query_head) { + cgit_query_head = xstrdup(find_default_branch(cgit_repo)); + cgit_repo->defbranch = cgit_query_head; + } + + if (!cgit_query_head) { + cgit_print_docstart(title, item); + cgit_print_pageheader(title, 0); + cgit_print_error("Repository seems to be empty"); + cgit_print_docend(); + return; + } + + if (get_sha1(cgit_query_head, sha1)) { + tmp = xstrdup(cgit_query_head); + cgit_query_head = cgit_repo->defbranch; + cgit_print_docstart(title, item); + cgit_print_pageheader(title, 0); + cgit_print_error(fmt("Invalid branch: %s", tmp)); + cgit_print_docend(); + return; + } + if ((cgit_cmd == CMD_SNAPSHOT) && cgit_repo->snapshots) { cgit_print_snapshot(item, cgit_query_head, cgit_query_sha1, cgit_repobasename(cgit_repo->url),