Add support for --scan-tree=<path> option to cgit

This option makes cgit scan a directory tree looking for git repositories,
generating suitable definitions for a cgitrc file on stdout.

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

1 files changed, 44 insertions, 3 deletions

diff --git a/cgit.c b/cgit.c
index a47cad0..5a93fcd 100644
--- a/cgit.c
+++ b/cgit.c
@@ -9,12 +9,13 @@
 #include "cgit.h"
 #include "cache.h"
 #include "cmd.h"
 #include "configfile.h"
 #include "html.h"
 #include "ui-shared.h"
+#include "scan-tree.h"
 
 const char *cgit_version = CGIT_VERSION;
 
 void config_cb(const char *name, const char *value)
 {
         if (!strcmp(name, "root-title"))
@@ -317,15 +318,45 @@ static void process_request(void *cbdata)
         cmd->fn(ctx);
 
         if (cmd->want_layout)
                 cgit_print_docend();
 }
 
+int cmp_repos(const void *a, const void *b)
+{
+        const struct cgit_repo *ra = a, *rb = b;
+        return strcmp(ra->url, rb->url);
+}
+
+void print_repo(struct cgit_repo *repo)
+{
+        printf("repo.url=%s\n", repo->url);
+        printf("repo.name=%s\n", repo->name);
+        printf("repo.path=%s\n", repo->path);
+        if (repo->owner)
+                printf("repo.owner=%s\n", repo->owner);
+        if (repo->desc)
+                printf("repo.desc=%s\n", repo->desc);
+        if (repo->readme)
+                printf("repo.readme=%s\n", repo->readme);
+        printf("\n");
+}
+
+void print_repolist(struct cgit_repolist *list)
+{
+        int i;
+
+        for(i = 0; i < list->count; i++)
+                print_repo(&list->repos[i]);
+}
+
+
 static void cgit_parse_args(int argc, const char **argv)
 {
         int i;
+        int scan = 0;
 
         for (i = 1; i < argc; i++) {
                 if (!strncmp(argv[i], "--cache=", 8)) {
                         ctx.cfg.cache_root = xstrdup(argv[i]+8);
                 }
                 if (!strcmp(argv[i], "--nocache")) {
@@ -348,12 +379,22 @@ static void cgit_parse_args(int argc, const char **argv)
                         ctx.qry.sha1 = xstrdup(argv[i]+7);
                         ctx.qry.has_sha1 = 1;
                 }
                 if (!strncmp(argv[i], "--ofs=", 6)) {
                         ctx.qry.ofs = atoi(argv[i]+6);
                 }
+                if (!strncmp(argv[i], "--scan-tree=", 12)) {
+                        scan++;
+                        scan_tree(argv[i] + 12);
+                }
+        }
+        if (scan) {
+                qsort(cgit_repolist.repos, cgit_repolist.count,
+                        sizeof(struct cgit_repo), cmp_repos);
+                print_repolist(&cgit_repolist);
+                exit(0);
         }
 }
 
 static int calc_ttl()
 {
         if (!ctx.repo)
@@ -380,20 +421,20 @@ int main(int argc, const char **argv)
 
         prepare_context(&ctx);
         cgit_repolist.length = 0;
         cgit_repolist.count = 0;
         cgit_repolist.repos = NULL;
 
-        parse_configfile(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
-                         config_cb);
-        ctx.repo = NULL;
         if (getenv("SCRIPT_NAME"))
                 ctx.cfg.script_name = xstrdup(getenv("SCRIPT_NAME"));
         if (getenv("QUERY_STRING"))
                 ctx.qry.raw = xstrdup(getenv("QUERY_STRING"));
         cgit_parse_args(argc, argv);
+        parse_configfile(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
+                         config_cb);
+        ctx.repo = NULL;
         http_parse_querystring(ctx.qry.raw, querystring_cb);
 
         /* If virtual-root isn't specified in cgitrc and no url
          * parameter is specified on the querystring, lets pretend
          * that virtualroot equals SCRIPT_NAME and use PATH_INFO as
          * url. This allows cgit to work with virtual urls without