*/
#include "cgit.h"
+#include "cmd.h"
static int cgit_prepare_cache(struct cacheitem *item)
{
- if (!cgit_repo && cgit_query_repo) {
- char *title = fmt("%s - %s", cgit_root_title, "Bad request");
- cgit_print_docstart(title, item);
- cgit_print_pageheader(title, 0);
- cgit_print_error(fmt("Unknown repo: %s", cgit_query_repo));
+ if (!ctx.repo && ctx.qry.repo) {
+ ctx.page.title = fmt("%s - %s", ctx.cfg.root_title,
+ "Bad request");
+ cgit_print_http_headers(&ctx);
+ cgit_print_docstart(&ctx);
+ cgit_print_pageheader(&ctx);
+ cgit_print_error(fmt("Unknown repo: %s", ctx.qry.repo));
cgit_print_docend();
return 0;
}
- if (!cgit_repo) {
- item->name = xstrdup(fmt("%s/index.html", cgit_cache_root));
- item->ttl = cgit_cache_root_ttl;
+ if (!ctx.repo) {
+ item->name = xstrdup(fmt("%s/index.html", ctx.cfg.cache_root));
+ item->ttl = ctx.cfg.cache_root_ttl;
return 1;
}
if (!cgit_cmd) {
- item->name = xstrdup(fmt("%s/%s/index.%s.html", cgit_cache_root,
- cache_safe_filename(cgit_repo->url),
- cache_safe_filename(cgit_querystring)));
- item->ttl = cgit_cache_repo_ttl;
+ item->name = xstrdup(fmt("%s/%s/index.%s.html", ctx.cfg.cache_root,
+ cache_safe_filename(ctx.repo->url),
+ cache_safe_filename(ctx.qry.raw)));
+ item->ttl = ctx.cfg.cache_repo_ttl;
} else {
- item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root,
- cache_safe_filename(cgit_repo->url),
- cgit_query_page,
- cache_safe_filename(cgit_querystring)));
- if (cgit_query_has_symref)
- item->ttl = cgit_cache_dynamic_ttl;
- else if (cgit_query_has_sha1)
- item->ttl = cgit_cache_static_ttl;
+ item->name = xstrdup(fmt("%s/%s/%s/%s.html", ctx.cfg.cache_root,
+ cache_safe_filename(ctx.repo->url),
+ ctx.qry.page,
+ cache_safe_filename(ctx.qry.raw)));
+ if (ctx.qry.has_symref)
+ item->ttl = ctx.cfg.cache_dynamic_ttl;
+ else if (ctx.qry.has_sha1)
+ item->ttl = ctx.cfg.cache_static_ttl;
else
- item->ttl = cgit_cache_repo_ttl;
+ item->ttl = ctx.cfg.cache_repo_ttl;
}
return 1;
}
-static void cgit_print_repo_page(struct cacheitem *item)
+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 cgit_repo *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 int prepare_repo_cmd(struct cgit_context *ctx)
{
- char *title;
- int show_search;
-
- if (!cgit_query_head)
- cgit_query_head = cgit_repo->defbranch;
-
- if (chdir(cgit_repo->path)) {
- title = fmt("%s - %s", cgit_root_title, "Bad request");
- cgit_print_docstart(title, item);
- cgit_print_pageheader(title, 0);
- cgit_print_error(fmt("Unable to scan repository: %s",
- strerror(errno)));
+ char *tmp;
+ unsigned char sha1[20];
+ int nongit = 0;
+
+ setenv("GIT_DIR", ctx->repo->path, 1);
+ setup_git_directory_gently(&nongit);
+ if (nongit) {
+ ctx->page.title = fmt("%s - %s", ctx->cfg.root_title,
+ "config error");
+ tmp = fmt("Not a git repository: '%s'", ctx->repo->path);
+ ctx->repo = NULL;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
+ cgit_print_error(tmp);
cgit_print_docend();
- return;
+ return 1;
}
+ ctx->page.title = fmt("%s - %s", ctx->repo->name, ctx->repo->desc);
- title = fmt("%s - %s", cgit_repo->name, cgit_repo->desc);
- show_search = 0;
- setenv("GIT_DIR", cgit_repo->path, 1);
+ if (!ctx->qry.head) {
+ ctx->qry.head = xstrdup(find_default_branch(ctx->repo));
+ ctx->repo->defbranch = ctx->qry.head;
+ }
- if ((cgit_cmd == CMD_SNAPSHOT) && cgit_repo->snapshots) {
- cgit_print_snapshot(item, cgit_query_head, cgit_query_sha1,
- cgit_repobasename(cgit_repo->url),
- cgit_query_path,
- cgit_repo->snapshots );
- return;
+ if (!ctx->qry.head) {
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
+ cgit_print_error("Repository seems to be empty");
+ cgit_print_docend();
+ return 1;
}
- if (cgit_cmd == CMD_BLOB) {
- cgit_print_blob(item, cgit_query_sha1, cgit_query_path);
- return;
+ if (get_sha1(ctx->qry.head, sha1)) {
+ tmp = xstrdup(ctx->qry.head);
+ ctx->qry.head = ctx->repo->defbranch;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
+ cgit_print_error(fmt("Invalid branch: %s", tmp));
+ cgit_print_docend();
+ return 1;
}
+ return 0;
+}
- show_search = (cgit_cmd == CMD_LOG);
- cgit_print_docstart(title, item);
- if (!cgit_cmd) {
- cgit_print_pageheader("summary", show_search);
- cgit_print_summary();
+static void process_request(struct cgit_context *ctx)
+{
+ struct cgit_cmd *cmd;
+
+ cmd = cgit_get_cmd(ctx);
+ if (!cmd) {
+ ctx->page.title = "cgit error";
+ ctx->repo = NULL;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
+ cgit_print_error("Invalid request");
cgit_print_docend();
return;
}
- cgit_print_pageheader(cgit_query_page, show_search);
-
- switch(cgit_cmd) {
- case CMD_LOG:
- cgit_print_log(cgit_query_sha1, cgit_query_ofs,
- cgit_max_commit_count, cgit_query_search,
- cgit_query_path, 1);
- break;
- case CMD_TREE:
- cgit_print_tree(cgit_query_sha1, cgit_query_path);
- break;
- case CMD_COMMIT:
- cgit_print_commit(cgit_query_sha1);
- break;
- case CMD_TAG:
- cgit_print_tag(cgit_query_sha1);
- break;
- case CMD_DIFF:
- cgit_print_diff(cgit_query_sha1, cgit_query_sha2, cgit_query_path);
- break;
- default:
- cgit_print_error("Invalid request");
+ if (cmd->want_repo && prepare_repo_cmd(ctx))
+ return;
+
+ if (cmd->want_layout) {
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
}
- cgit_print_docend();
+
+ cmd->fn(ctx);
+
+ if (cmd->want_layout)
+ cgit_print_docend();
+}
+
+static long ttl_seconds(long ttl)
+{
+ if (ttl<0)
+ return 60 * 60 * 24 * 365;
+ else
+ return ttl * 60;
}
static void cgit_fill_cache(struct cacheitem *item, int use_cache)
{
- static char buf[PATH_MAX];
int stdout2;
- getcwd(buf, sizeof(buf));
- item->st.st_mtime = time(NULL);
-
if (use_cache) {
stdout2 = chk_positive(dup(STDOUT_FILENO),
"Preserving STDOUT");
chk_positive(dup2(item->fd, STDOUT_FILENO), "Dup2(cachefile)");
}
- if (cgit_repo)
- cgit_print_repo_page(item);
- else
- cgit_print_repolist(item);
+ ctx.page.modified = time(NULL);
+ ctx.page.expires = ctx.page.modified + ttl_seconds(item->ttl);
+ process_request(&ctx);
if (use_cache) {
chk_zero(close(STDOUT_FILENO), "Close redirected STDOUT");
"Restoring original STDOUT");
chk_zero(close(stdout2), "Closing temporary STDOUT");
}
-
- chdir(buf);
}
static void cgit_check_cache(struct cacheitem *item)
int i = 0;
top:
- if (++i > cgit_max_lock_attempts) {
+ if (++i > ctx.cfg.max_lock_attempts) {
die("cgit_refresh_cache: unable to lock %s: %s",
item->name, strerror(errno));
}
for (i = 1; i < argc; i++) {
if (!strncmp(argv[i], "--cache=", 8)) {
- cgit_cache_root = xstrdup(argv[i]+8);
+ ctx.cfg.cache_root = xstrdup(argv[i]+8);
}
if (!strcmp(argv[i], "--nocache")) {
- cgit_nocache = 1;
+ ctx.cfg.nocache = 1;
}
if (!strncmp(argv[i], "--query=", 8)) {
- cgit_querystring = xstrdup(argv[i]+8);
+ ctx.qry.raw = xstrdup(argv[i]+8);
}
if (!strncmp(argv[i], "--repo=", 7)) {
- cgit_query_repo = xstrdup(argv[i]+7);
+ ctx.qry.repo = xstrdup(argv[i]+7);
}
if (!strncmp(argv[i], "--page=", 7)) {
- cgit_query_page = xstrdup(argv[i]+7);
+ ctx.qry.page = xstrdup(argv[i]+7);
}
if (!strncmp(argv[i], "--head=", 7)) {
- cgit_query_head = xstrdup(argv[i]+7);
- cgit_query_has_symref = 1;
+ ctx.qry.head = xstrdup(argv[i]+7);
+ ctx.qry.has_symref = 1;
}
if (!strncmp(argv[i], "--sha1=", 7)) {
- cgit_query_sha1 = xstrdup(argv[i]+7);
- cgit_query_has_sha1 = 1;
+ ctx.qry.sha1 = xstrdup(argv[i]+7);
+ ctx.qry.has_sha1 = 1;
}
if (!strncmp(argv[i], "--ofs=", 6)) {
- cgit_query_ofs = atoi(argv[i]+6);
+ ctx.qry.ofs = atoi(argv[i]+6);
}
}
}
struct cacheitem item;
const char *cgit_config_env = getenv("CGIT_CONFIG");
- htmlfd = STDOUT_FILENO;
+ cgit_prepare_context(&ctx);
item.st.st_mtime = time(NULL);
cgit_repolist.length = 0;
cgit_repolist.count = 0;
cgit_read_config(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
cgit_global_config_cb);
- cgit_repo = NULL;
if (getenv("SCRIPT_NAME"))
- cgit_script_name = xstrdup(getenv("SCRIPT_NAME"));
+ ctx.cfg.script_name = xstrdup(getenv("SCRIPT_NAME"));
if (getenv("QUERY_STRING"))
- cgit_querystring = xstrdup(getenv("QUERY_STRING"));
+ ctx.qry.raw = xstrdup(getenv("QUERY_STRING"));
cgit_parse_args(argc, argv);
- cgit_parse_query(cgit_querystring, cgit_querystring_cb);
+ cgit_parse_query(ctx.qry.raw, cgit_querystring_cb);
if (!cgit_prepare_cache(&item))
return 0;
- if (cgit_nocache) {
+ if (ctx.cfg.nocache) {
cgit_fill_cache(&item, 0);
} else {
cgit_check_cache(&item);
git.ckatri.com / cgit.git / blobdiff