1 files changed, 153 insertions, 3 deletions

diff --git a/cgit.c b/cgit.c
index dbb023e..b3dd119 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,60 +1,210 @@
 /* cgit.c: cgi for the git scm
  *
  * Copyright (C) 2006 Lars Hjemli
  *
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
  */
 
 #include "cgit.h"
 #include "cmd.h"
 #include "ui-shared.h"
 
+void config_cb(const char *name, const char *value)
+{
+        if (!strcmp(name, "root-title"))
+                ctx.cfg.root_title = xstrdup(value);
+        else if (!strcmp(name, "css"))
+                ctx.cfg.css = xstrdup(value);
+        else if (!strcmp(name, "logo"))
+                ctx.cfg.logo = xstrdup(value);
+        else if (!strcmp(name, "index-header"))
+                ctx.cfg.index_header = xstrdup(value);
+        else if (!strcmp(name, "index-info"))
+                ctx.cfg.index_info = xstrdup(value);
+        else if (!strcmp(name, "logo-link"))
+                ctx.cfg.logo_link = xstrdup(value);
+        else if (!strcmp(name, "module-link"))
+                ctx.cfg.module_link = xstrdup(value);
+        else if (!strcmp(name, "virtual-root")) {
+                ctx.cfg.virtual_root = trim_end(value, '/');
+                if (!ctx.cfg.virtual_root && (!strcmp(value, "/")))
+                        ctx.cfg.virtual_root = "";
+        } else if (!strcmp(name, "nocache"))
+                ctx.cfg.nocache = atoi(value);
+        else if (!strcmp(name, "snapshots"))
+                ctx.cfg.snapshots = cgit_parse_snapshots_mask(value);
+        else if (!strcmp(name, "enable-index-links"))
+                ctx.cfg.enable_index_links = atoi(value);
+        else if (!strcmp(name, "enable-log-filecount"))
+                ctx.cfg.enable_log_filecount = atoi(value);
+        else if (!strcmp(name, "enable-log-linecount"))
+                ctx.cfg.enable_log_linecount = atoi(value);
+        else if (!strcmp(name, "cache-root"))
+                ctx.cfg.cache_root = xstrdup(value);
+        else if (!strcmp(name, "cache-root-ttl"))
+                ctx.cfg.cache_root_ttl = atoi(value);
+        else if (!strcmp(name, "cache-repo-ttl"))
+                ctx.cfg.cache_repo_ttl = atoi(value);
+        else if (!strcmp(name, "cache-static-ttl"))
+                ctx.cfg.cache_static_ttl = atoi(value);
+        else if (!strcmp(name, "cache-dynamic-ttl"))
+                ctx.cfg.cache_dynamic_ttl = atoi(value);
+        else if (!strcmp(name, "max-message-length"))
+                ctx.cfg.max_msg_len = atoi(value);
+        else if (!strcmp(name, "max-repodesc-length"))
+                ctx.cfg.max_repodesc_len = atoi(value);
+        else if (!strcmp(name, "max-commit-count"))
+                ctx.cfg.max_commit_count = atoi(value);
+        else if (!strcmp(name, "summary-log"))
+                ctx.cfg.summary_log = atoi(value);
+        else if (!strcmp(name, "summary-branches"))
+                ctx.cfg.summary_branches = atoi(value);
+        else if (!strcmp(name, "summary-tags"))
+                ctx.cfg.summary_tags = atoi(value);
+        else if (!strcmp(name, "agefile"))
+                ctx.cfg.agefile = xstrdup(value);
+        else if (!strcmp(name, "renamelimit"))
+                ctx.cfg.renamelimit = atoi(value);
+        else if (!strcmp(name, "robots"))
+                ctx.cfg.robots = xstrdup(value);
+        else if (!strcmp(name, "clone-prefix"))
+                ctx.cfg.clone_prefix = xstrdup(value);
+        else if (!strcmp(name, "repo.group"))
+                ctx.cfg.repo_group = xstrdup(value);
+        else if (!strcmp(name, "repo.url"))
+                ctx.repo = cgit_add_repo(value);
+        else if (!strcmp(name, "repo.name"))
+                ctx.repo->name = xstrdup(value);
+        else if (ctx.repo && !strcmp(name, "repo.path"))
+                ctx.repo->path = trim_end(value, '/');
+        else if (ctx.repo && !strcmp(name, "repo.clone-url"))
+                ctx.repo->clone_url = xstrdup(value);
+        else if (ctx.repo && !strcmp(name, "repo.desc"))
+                ctx.repo->desc = xstrdup(value);
+        else if (ctx.repo && !strcmp(name, "repo.owner"))
+                ctx.repo->owner = xstrdup(value);
+        else if (ctx.repo && !strcmp(name, "repo.defbranch"))
+                ctx.repo->defbranch = xstrdup(value);
+        else if (ctx.repo && !strcmp(name, "repo.snapshots"))
+                ctx.repo->snapshots = ctx.cfg.snapshots & cgit_parse_snapshots_mask(value); /* XXX: &? */
+        else if (ctx.repo && !strcmp(name, "repo.enable-log-filecount"))
+                ctx.repo->enable_log_filecount = ctx.cfg.enable_log_filecount * atoi(value);
+        else if (ctx.repo && !strcmp(name, "repo.enable-log-linecount"))
+                ctx.repo->enable_log_linecount = ctx.cfg.enable_log_linecount * atoi(value);
+        else if (ctx.repo && !strcmp(name, "repo.module-link"))
+                ctx.repo->module_link= xstrdup(value);
+        else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) {
+                if (*value == '/')
+                        ctx.repo->readme = xstrdup(value);
+                else
+                        ctx.repo->readme = xstrdup(fmt("%s/%s", ctx.repo->path, value));
+        } else if (!strcmp(name, "include"))
+                cgit_read_config(value, config_cb);
+}
+
+static void querystring_cb(const char *name, const char *value)
+{
+        if (!strcmp(name,"r")) {
+                ctx.qry.repo = xstrdup(value);
+                ctx.repo = cgit_get_repoinfo(value);
+        } else if (!strcmp(name, "p")) {
+                ctx.qry.page = xstrdup(value);
+        } else if (!strcmp(name, "url")) {
+                cgit_parse_url(value);
+        } else if (!strcmp(name, "qt")) {
+                ctx.qry.grep = xstrdup(value);
+        } else if (!strcmp(name, "q")) {
+                ctx.qry.search = xstrdup(value);
+        } else if (!strcmp(name, "h")) {
+                ctx.qry.head = xstrdup(value);
+                ctx.qry.has_symref = 1;
+        } else if (!strcmp(name, "id")) {
+                ctx.qry.sha1 = xstrdup(value);
+                ctx.qry.has_sha1 = 1;
+        } else if (!strcmp(name, "id2")) {
+                ctx.qry.sha2 = xstrdup(value);
+                ctx.qry.has_sha1 = 1;
+        } else if (!strcmp(name, "ofs")) {
+                ctx.qry.ofs = atoi(value);
+        } else if (!strcmp(name, "path")) {
+                ctx.qry.path = trim_end(value, '/');
+        } else if (!strcmp(name, "name")) {
+                ctx.qry.name = xstrdup(value);
+        }
+}
+
+static void prepare_context(struct cgit_context *ctx)
+{
+        memset(ctx, 0, sizeof(ctx));
+        ctx->cfg.agefile = "info/web/last-modified";
+        ctx->cfg.cache_dynamic_ttl = 5;
+        ctx->cfg.cache_max_create_time = 5;
+        ctx->cfg.cache_repo_ttl = 5;
+        ctx->cfg.cache_root = CGIT_CACHE_ROOT;
+        ctx->cfg.cache_root_ttl = 5;
+        ctx->cfg.cache_static_ttl = -1;
+        ctx->cfg.css = "/cgit.css";
+        ctx->cfg.logo = "/git-logo.png";
+        ctx->cfg.max_commit_count = 50;
+        ctx->cfg.max_lock_attempts = 5;
+        ctx->cfg.max_msg_len = 60;
+        ctx->cfg.max_repodesc_len = 60;
+        ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s";
+        ctx->cfg.renamelimit = -1;
+        ctx->cfg.robots = "index, nofollow";
+        ctx->cfg.root_title = "Git repository browser";
+        ctx->cfg.script_name = CGIT_SCRIPT_NAME;
+        ctx->page.mimetype = "text/html";
+        ctx->page.charset = PAGE_ENCODING;
+        ctx->page.filename = NULL;
+}
+
 static int cgit_prepare_cache(struct cacheitem *item)
 {
         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 (!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", 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", 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 = ctx.cfg.cache_repo_ttl;
         }
         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)
 {
@@ -232,72 +382,72 @@ static void cgit_print_cache(struct cacheitem *item)
         if (fd<0)
                 die("Unable to open cached file %s", item->name);
 
         while((i=read(fd, buf, sizeof(buf))) > 0)
                 write(STDOUT_FILENO, buf, i);
 
         close(fd);
 }
 
 static void cgit_parse_args(int argc, const char **argv)
 {
         int i;
 
         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")) {
                         ctx.cfg.nocache = 1;
                 }
                 if (!strncmp(argv[i], "--query=", 8)) {
                         ctx.qry.raw = xstrdup(argv[i]+8);
                 }
                 if (!strncmp(argv[i], "--repo=", 7)) {
                         ctx.qry.repo = xstrdup(argv[i]+7);
                 }
                 if (!strncmp(argv[i], "--page=", 7)) {
                         ctx.qry.page = xstrdup(argv[i]+7);
                 }
                 if (!strncmp(argv[i], "--head=", 7)) {
                         ctx.qry.head = xstrdup(argv[i]+7);
                         ctx.qry.has_symref = 1;
                 }
                 if (!strncmp(argv[i], "--sha1=", 7)) {
                         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);
                 }
         }
 }
 
 int main(int argc, const char **argv)
 {
         struct cacheitem item;
         const char *cgit_config_env = getenv("CGIT_CONFIG");
 
-        cgit_prepare_context(&ctx);
+        prepare_context(&ctx);
         item.st.st_mtime = time(NULL);
         cgit_repolist.length = 0;
         cgit_repolist.count = 0;
         cgit_repolist.repos = NULL;
 
         cgit_read_config(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
-                         cgit_global_config_cb);
+                         config_cb);
         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);
-        cgit_parse_query(ctx.qry.raw, cgit_querystring_cb);
+        cgit_parse_query(ctx.qry.raw, querystring_cb);
         if (!cgit_prepare_cache(&item))
                 return 0;
         if (ctx.cfg.nocache) {
                 cgit_fill_cache(&item, 0);
         } else {
                 cgit_check_cache(&item);
                 cgit_print_cache(&item);
         }
         return 0;
 }