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[cgit.git] / cgit.c

diff --git a/cgit.c b/cgit.c
index 0f72f2d67ba9e81c97da65d03552eff117794d18..9535abc4128e47df2a57a19e3fbff97d650a3c0a 100644 (file)
--- a/cgit.c
+++ b/cgit.c
@@ -10,13 +10,35 @@
 
 const char cgit_version[] = CGIT_VERSION;
 
+static void cgit_prepare_cache(struct cacheitem *item)
+{
+       if (!cgit_query_repo) {
+               item->name = xstrdup(fmt("%s/index.html", cgit_cache_root));
+               item->ttl = cgit_cache_root_ttl;
+       } else if (!cgit_query_page) {
+               item->name = xstrdup(fmt("%s/%s/index.html", cgit_cache_root, 
+                          cgit_query_repo));
+               item->ttl = cgit_cache_repo_ttl;
+       } else {
+               item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root, 
+                          cgit_query_repo, 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;
+               else
+                       item->ttl = cgit_cache_repo_ttl;
+       }
+}
+
 static void cgit_print_repo_page(struct cacheitem *item)
 {
        if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) || 
            cgit_read_config("info/cgit", cgit_repo_config_cb)) {
                char *title = fmt("%s - %s", cgit_root_title, "Bad request");
                cgit_print_docstart(title, item);
-               cgit_print_pageheader(title);
+               cgit_print_pageheader(title, 0);
                cgit_print_error(fmt("Unable to scan repository: %s",
                                     strerror(errno)));
                cgit_print_docend();
@@ -24,33 +46,45 @@ static void cgit_print_repo_page(struct cacheitem *item)
        }
        setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1);
        char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc);
+       int show_search = 0;
+       if (cgit_query_page && !strcmp(cgit_query_page, "log"))
+               show_search = 1;
        cgit_print_docstart(title, item);
-       cgit_print_pageheader(title);
-       if (!cgit_query_page)
+       cgit_print_pageheader(title, show_search);
+       if (!cgit_query_page) {
                cgit_print_summary();
-       else if (!strcmp(cgit_query_page, "log")) {
-               cgit_print_log(cgit_query_head, 0, 100);
+       } else if (!strcmp(cgit_query_page, "log")) {
+               cgit_print_log(cgit_query_head, cgit_query_ofs, 100, cgit_query_search);
+       } else if (!strcmp(cgit_query_page, "tree")) {
+               cgit_print_tree(cgit_query_sha1, cgit_query_path);
+       } else if (!strcmp(cgit_query_page, "commit")) {
+               cgit_print_commit(cgit_query_sha1);
        } else if (!strcmp(cgit_query_page, "view")) {
                cgit_print_view(cgit_query_sha1);
+       } else if (!strcmp(cgit_query_page, "diff")) {
+               cgit_print_diff(cgit_query_sha1, cgit_query_sha2);
        }
        cgit_print_docend();
 }
 
 static void cgit_fill_cache(struct cacheitem *item)
 {
+       static char buf[PATH_MAX];
+
+       getcwd(buf, sizeof(buf));
        htmlfd = item->fd;
        item->st.st_mtime = time(NULL);
        if (cgit_query_repo)
                cgit_print_repo_page(item);
        else
                cgit_print_repolist(item);
+       chdir(buf);
 }
 
 static void cgit_check_cache(struct cacheitem *item)
 {
        int i = 0;
 
-       cache_prepare(item);
  top:
        if (++i > cgit_max_lock_attempts) {
                die("cgit_refresh_cache: unable to lock %s: %s",
@@ -92,15 +126,60 @@ static void cgit_print_cache(struct cacheitem *item)
        close(fd);
 }
 
+static void cgit_parse_args(int argc, const char **argv)
+{
+       int i;
+
+       for (i = 1; i < argc; i++) {
+               if (!strncmp(argv[i], "--root=", 7)) {
+                       cgit_root = xstrdup(argv[i]+7);
+               }
+               if (!strncmp(argv[i], "--cache=", 8)) {
+                       cgit_cache_root = xstrdup(argv[i]+8);
+               }
+               if (!strcmp(argv[i], "--nocache")) {
+                       cgit_nocache = 1;
+               }
+               if (!strncmp(argv[i], "--query=", 8)) {
+                       cgit_querystring = xstrdup(argv[i]+8);
+               }
+               if (!strncmp(argv[i], "--repo=", 7)) {
+                       cgit_query_repo = xstrdup(argv[i]+7);
+               }
+               if (!strncmp(argv[i], "--page=", 7)) {
+                       cgit_query_page = xstrdup(argv[i]+7);
+               }
+               if (!strncmp(argv[i], "--head=", 7)) {
+                       cgit_query_head = xstrdup(argv[i]+7);
+                       cgit_query_has_symref = 1;
+               }
+               if (!strncmp(argv[i], "--sha1=", 7)) {
+                       cgit_query_sha1 = xstrdup(argv[i]+7);
+                       cgit_query_has_sha1 = 1;
+               }
+               if (!strncmp(argv[i], "--ofs=", 6)) {
+                       cgit_query_ofs = atoi(argv[i]+6);
+               }
+       }
+}
+
 int main(int argc, const char **argv)
 {
        struct cacheitem item;
 
        cgit_read_config("/etc/cgitrc", cgit_global_config_cb);
-       cgit_querystring = xstrdup(getenv("QUERY_STRING"));
+       if (getenv("QUERY_STRING"))
+               cgit_querystring = xstrdup(getenv("QUERY_STRING"));
+       cgit_parse_args(argc, argv);
        cgit_parse_query(cgit_querystring, cgit_querystring_cb);
 
-       cgit_check_cache(&item);
-       cgit_print_cache(&item);
+       cgit_prepare_cache(&item);
+       if (cgit_nocache) {
+               item.fd = STDOUT_FILENO;
+               cgit_fill_cache(&item);
+       } else {
+               cgit_check_cache(&item);
+               cgit_print_cache(&item);
+       }
        return 0;
 }