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02a545e634
This patch implements basic support for cloning over http, based on the work on git-http-backend by Shawn O. Pearce. Signed-off-by: Lars Hjemli <hjemli@gmail.com>
105 lines
2.3 KiB
C
105 lines
2.3 KiB
C
/* ui-clone.c: functions for http cloning, based on
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* git's http-backend.c by Shawn O. Pearce
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*
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* Copyright (C) 2008 Lars Hjemli
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*
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* Licensed under GNU General Public License v2
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* (see COPYING for full license text)
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*/
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#include "cgit.h"
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#include "html.h"
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#include "ui-shared.h"
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static int print_ref_info(const char *refname, const unsigned char *sha1,
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int flags, void *cb_data)
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{
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struct object *obj;
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if (!(obj = parse_object(sha1)))
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return 0;
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if (!strcmp(refname, "HEAD") || !prefixcmp(refname, "refs/heads/"))
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htmlf("%s\t%s\n", sha1_to_hex(sha1), refname);
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else if (!prefixcmp(refname, "refs/tags") && obj->type == OBJ_TAG) {
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if (!(obj = deref_tag(obj, refname, 0)))
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return 0;
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htmlf("%s\t%s\n", sha1_to_hex(sha1), refname);
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htmlf("%s\t%s^{}\n", sha1_to_hex(obj->sha1), refname);
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}
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return 0;
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}
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static void print_pack_info(struct cgit_context *ctx)
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{
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struct packed_git *pack;
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int ofs;
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ctx->page.mimetype = "text/plain";
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ctx->page.filename = "objects/info/packs";
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cgit_print_http_headers(ctx);
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ofs = strlen(ctx->repo->path) + strlen("/objects/pack/");
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prepare_packed_git();
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for (pack = packed_git; pack; pack = pack->next)
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if (pack->pack_local)
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htmlf("P %s\n", pack->pack_name + ofs);
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}
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static void send_file(struct cgit_context *ctx, char *path)
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{
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struct stat st;
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int err;
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if (stat(path, &st)) {
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switch (errno) {
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case ENOENT:
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err = 404;
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break;
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case EACCES:
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err = 403;
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break;
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default:
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err = 400;
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}
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html_status(err, 0);
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return;
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}
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ctx->page.mimetype = "application/octet-stream";
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ctx->page.filename = path;
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if (prefixcmp(ctx->repo->path, path))
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ctx->page.filename += strlen(ctx->repo->path) + 1;
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cgit_print_http_headers(ctx);
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html_include(path);
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}
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void cgit_clone_info(struct cgit_context *ctx)
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{
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if (!ctx->qry.path || strcmp(ctx->qry.path, "refs"))
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return;
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ctx->page.mimetype = "text/plain";
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ctx->page.filename = "info/refs";
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cgit_print_http_headers(ctx);
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for_each_ref(print_ref_info, ctx);
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}
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void cgit_clone_objects(struct cgit_context *ctx)
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{
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if (!ctx->qry.path) {
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html_status(400, 0);
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return;
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}
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if (!strcmp(ctx->qry.path, "info/packs")) {
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print_pack_info(ctx);
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return;
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}
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send_file(ctx, git_path("objects/%s", ctx->qry.path));
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}
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void cgit_clone_head(struct cgit_context *ctx)
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{
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send_file(ctx, git_path("%s", "HEAD"));
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}
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