X-Git-Url: https://gitweb.ps.run/ps-cgit/blobdiff_plain/74061ed5f03e72796450aa3b8ca1cf6ced5d59e2..6940b23b9e4698ba466a4616e4de77b986560ad3:/cgit.c

diff --git a/cgit.c b/cgit.c
index e281aa9..d6146e2 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,6 +1,7 @@
 /* cgit.c: cgi for the git scm
  *
  * Copyright (C) 2006 Lars Hjemli
+ * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com>
  *
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
@@ -21,7 +22,7 @@ void add_mimetype(const char *name, const char *value)
 {
 	struct string_list_item *item;
 
-	item = string_list_insert(xstrdup(name), &ctx.cfg.mimetypes);
+	item = string_list_insert(&ctx.cfg.mimetypes, xstrdup(name));
 	item->util = xstrdup(value);
 }
 
@@ -60,23 +61,29 @@ void repo_config(struct cgit_repo *repo, const char *name, const char *value)
 		repo->enable_log_filecount = ctx.cfg.enable_log_filecount * atoi(value);
 	else if (!strcmp(name, "enable-log-linecount"))
 		repo->enable_log_linecount = ctx.cfg.enable_log_linecount * atoi(value);
+	else if (!strcmp(name, "enable-remote-branches"))
+		repo->enable_remote_branches = atoi(value);
+	else if (!strcmp(name, "enable-subject-links"))
+		repo->enable_subject_links = atoi(value);
 	else if (!strcmp(name, "max-stats"))
 		repo->max_stats = cgit_find_stats_period(value, NULL);
 	else if (!strcmp(name, "module-link"))
 		repo->module_link= xstrdup(value);
 	else if (!strcmp(name, "section"))
 		repo->section = xstrdup(value);
-	else if (!strcmp(name, "about-filter"))
-		repo->about_filter = new_filter(value, 0);
-	else if (!strcmp(name, "commit-filter"))
-		repo->commit_filter = new_filter(value, 0);
-	else if (!strcmp(name, "source-filter"))
-		repo->source_filter = new_filter(value, 1);
 	else if (!strcmp(name, "readme") && value != NULL) {
-		if (*value == '/')
-			ctx.repo->readme = xstrdup(value);
+		char *colon;
+		if (*value == '/' || ((colon = strchr(value, ':')) != NULL && colon != value && *(colon + 1) != '\0'))
+			repo->readme = xstrdup(value);
 		else
-			ctx.repo->readme = xstrdup(fmt("%s/%s", ctx.repo->path, value));
+			repo->readme = xstrdup(fmt("%s/%s", repo->path, value));
+	} else if (ctx.cfg.enable_filter_overrides) {
+		if (!strcmp(name, "about-filter"))
+			repo->about_filter = new_filter(value, 0);
+		else if (!strcmp(name, "commit-filter"))
+			repo->commit_filter = new_filter(value, 0);
+		else if (!strcmp(name, "source-filter"))
+			repo->source_filter = new_filter(value, 1);
 	}
 }
 
@@ -128,18 +135,28 @@ void config_cb(const char *name, const char *value)
 		ctx.cfg.noheader = atoi(value);
 	else if (!strcmp(name, "snapshots"))
 		ctx.cfg.snapshots = cgit_parse_snapshots_mask(value);
+	else if (!strcmp(name, "enable-filter-overrides"))
+		ctx.cfg.enable_filter_overrides = atoi(value);
+	else if (!strcmp(name, "enable-gitweb-owner"))
+		ctx.cfg.enable_gitweb_owner = atoi(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, "enable-remote-branches"))
+		ctx.cfg.enable_remote_branches = atoi(value);
+	else if (!strcmp(name, "enable-subject-links"))
+		ctx.cfg.enable_subject_links = atoi(value);
+	else if (!strcmp(name, "enable-tree-linenumbers"))
+		ctx.cfg.enable_tree_linenumbers = atoi(value);
 	else if (!strcmp(name, "max-stats"))
 		ctx.cfg.max_stats = cgit_find_stats_period(value, NULL);
 	else if (!strcmp(name, "cache-size"))
 		ctx.cfg.cache_size = atoi(value);
 	else if (!strcmp(name, "cache-root"))
-		ctx.cfg.cache_root = xstrdup(value);
+		ctx.cfg.cache_root = xstrdup(expand_macros(value));
 	else if (!strcmp(name, "cache-root-ttl"))
 		ctx.cfg.cache_root_ttl = atoi(value);
 	else if (!strcmp(name, "cache-repo-ttl"))
@@ -156,19 +173,28 @@ void config_cb(const char *name, const char *value)
 		ctx.cfg.commit_filter = new_filter(value, 0);
 	else if (!strcmp(name, "embedded"))
 		ctx.cfg.embedded = atoi(value);
+	else if (!strcmp(name, "max-atom-items"))
+		ctx.cfg.max_atom_items = 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-blob-size"))
+		ctx.cfg.max_blob_size = atoi(value);
 	else if (!strcmp(name, "max-repo-count"))
 		ctx.cfg.max_repo_count = atoi(value);
 	else if (!strcmp(name, "max-commit-count"))
 		ctx.cfg.max_commit_count = atoi(value);
+	else if (!strcmp(name, "project-list"))
+		ctx.cfg.project_list = xstrdup(expand_macros(value));
 	else if (!strcmp(name, "scan-path"))
 		if (!ctx.cfg.nocache && ctx.cfg.cache_size)
-			process_cached_repolist(value);
+			process_cached_repolist(expand_macros(value));
+		else if (ctx.cfg.project_list)
+			scan_projects(expand_macros(value),
+				      ctx.cfg.project_list, repo_config);
 		else
-			scan_tree(value, repo_config);
+			scan_tree(expand_macros(value), repo_config);
 	else if (!strcmp(name, "source-filter"))
 		ctx.cfg.source_filter = new_filter(value, 1);
 	else if (!strcmp(name, "summary-log"))
@@ -177,10 +203,14 @@ void config_cb(const char *name, const char *value)
 		ctx.cfg.summary_branches = atoi(value);
 	else if (!strcmp(name, "summary-tags"))
 		ctx.cfg.summary_tags = atoi(value);
+	else if (!strcmp(name, "side-by-side-diffs"))
+		ctx.cfg.ssdiff = 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, "remove-suffix"))
+		ctx.cfg.remove_suffix = atoi(value);
 	else if (!strcmp(name, "robots"))
 		ctx.cfg.robots = xstrdup(value);
 	else if (!strcmp(name, "clone-prefix"))
@@ -190,7 +220,7 @@ void config_cb(const char *name, const char *value)
 	else if (!prefixcmp(name, "mimetype."))
 		add_mimetype(name + 9, value);
 	else if (!strcmp(name, "include"))
-		parse_configfile(value, config_cb);
+		parse_configfile(expand_macros(value), config_cb);
 }
 
 static void querystring_cb(const char *name, const char *value)
@@ -204,6 +234,8 @@ static void querystring_cb(const char *name, const char *value)
 	} else if (!strcmp(name, "p")) {
 		ctx.qry.page = xstrdup(value);
 	} else if (!strcmp(name, "url")) {
+		if (*value == '/')
+			value++;
 		ctx.qry.url = xstrdup(value);
 		cgit_parse_url(value);
 	} else if (!strcmp(name, "qt")) {
@@ -233,6 +265,14 @@ static void querystring_cb(const char *name, const char *value)
 		ctx.qry.showmsg = atoi(value);
 	} else if (!strcmp(name, "period")) {
 		ctx.qry.period = xstrdup(value);
+	} else if (!strcmp(name, "ss")) {
+		ctx.qry.ssdiff = atoi(value);
+	} else if (!strcmp(name, "all")) {
+		ctx.qry.show_all = atoi(value);
+	} else if (!strcmp(name, "context")) {
+		ctx.qry.context = atoi(value);
+	} else if (!strcmp(name, "ignorews")) {
+		ctx.qry.ignorews = atoi(value);
 	}
 }
 
@@ -243,7 +283,7 @@ char *xstrdupn(const char *str)
 
 static void prepare_context(struct cgit_context *ctx)
 {
-	memset(ctx, 0, sizeof(ctx));
+	memset(ctx, 0, sizeof(*ctx));
 	ctx->cfg.agefile = "info/web/last-modified";
 	ctx->cfg.nocache = 0;
 	ctx->cfg.cache_size = 0;
@@ -257,21 +297,29 @@ static void prepare_context(struct cgit_context *ctx)
 	ctx->cfg.css = "/cgit.css";
 	ctx->cfg.logo = "/cgit.png";
 	ctx->cfg.local_time = 0;
+	ctx->cfg.enable_gitweb_owner = 1;
+	ctx->cfg.enable_tree_linenumbers = 1;
 	ctx->cfg.max_repo_count = 50;
 	ctx->cfg.max_commit_count = 50;
 	ctx->cfg.max_lock_attempts = 5;
 	ctx->cfg.max_msg_len = 80;
 	ctx->cfg.max_repodesc_len = 80;
+	ctx->cfg.max_blob_size = 0;
 	ctx->cfg.max_stats = 0;
 	ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s";
+	ctx->cfg.project_list = NULL;
 	ctx->cfg.renamelimit = -1;
+	ctx->cfg.remove_suffix = 0;
 	ctx->cfg.robots = "index, nofollow";
 	ctx->cfg.root_title = "Git repository browser";
 	ctx->cfg.root_desc = "a fast webinterface for the git dscm";
 	ctx->cfg.script_name = CGIT_SCRIPT_NAME;
+	ctx->cfg.section = "";
 	ctx->cfg.summary_branches = 10;
 	ctx->cfg.summary_log = 10;
 	ctx->cfg.summary_tags = 10;
+	ctx->cfg.max_atom_items = 10;
+	ctx->cfg.ssdiff = 0;
 	ctx->env.cgit_config = xstrdupn(getenv("CGIT_CONFIG"));
 	ctx->env.http_host = xstrdupn(getenv("HTTP_HOST"));
 	ctx->env.https = xstrdupn(getenv("HTTPS"));
@@ -403,6 +451,12 @@ static void process_request(void *cbdata)
 		return;
 	}
 
+	/* If cmd->want_vpath is set, assume ctx->qry.path contains a "virtual"
+	 * in-project path limit to be made available at ctx->qry.vpath.
+	 * Otherwise, no path limit is in effect (ctx->qry.vpath = NULL).
+	 */
+	ctx->qry.vpath = cmd->want_vpath ? ctx->qry.path : NULL;
+
 	if (cmd->want_repo && !ctx->repo) {
 		cgit_print_http_headers(ctx);
 		cgit_print_docstart(ctx);
@@ -433,6 +487,35 @@ int cmp_repos(const void *a, const void *b)
 	return strcmp(ra->url, rb->url);
 }
 
+char *build_snapshot_setting(int bitmap)
+{
+	const struct cgit_snapshot_format *f;
+	char *result = xstrdup("");
+	char *tmp;
+	int len;
+
+	for (f = cgit_snapshot_formats; f->suffix; f++) {
+		if (f->bit & bitmap) {
+			tmp = result;
+			result = xstrdup(fmt("%s%s ", tmp, f->suffix));
+			free(tmp);
+		}
+	}
+	len = strlen(result);
+	if (len)
+		result[len - 1] = '\0';
+	return result;
+}
+
+char *get_first_line(char *txt)
+{
+	char *t = xstrdup(txt);
+	char *p = strchr(t, '\n');
+	if (p)
+		*p = '\0';
+	return t;
+}
+
 void print_repo(FILE *f, struct cgit_repo *repo)
 {
 	fprintf(f, "repo.url=%s\n", repo->url);
@@ -440,10 +523,39 @@ void print_repo(FILE *f, struct cgit_repo *repo)
 	fprintf(f, "repo.path=%s\n", repo->path);
 	if (repo->owner)
 		fprintf(f, "repo.owner=%s\n", repo->owner);
-	if (repo->desc)
-		fprintf(f, "repo.desc=%s\n", repo->desc);
+	if (repo->desc) {
+		char *tmp = get_first_line(repo->desc);
+		fprintf(f, "repo.desc=%s\n", tmp);
+		free(tmp);
+	}
 	if (repo->readme)
 		fprintf(f, "repo.readme=%s\n", repo->readme);
+	if (repo->defbranch)
+		fprintf(f, "repo.defbranch=%s\n", repo->defbranch);
+	if (repo->module_link)
+		fprintf(f, "repo.module-link=%s\n", repo->module_link);
+	if (repo->section)
+		fprintf(f, "repo.section=%s\n", repo->section);
+	if (repo->clone_url)
+		fprintf(f, "repo.clone-url=%s\n", repo->clone_url);
+	fprintf(f, "repo.enable-log-filecount=%d\n",
+	        repo->enable_log_filecount);
+	fprintf(f, "repo.enable-log-linecount=%d\n",
+	        repo->enable_log_linecount);
+	if (repo->about_filter && repo->about_filter != ctx.cfg.about_filter)
+		fprintf(f, "repo.about-filter=%s\n", repo->about_filter->cmd);
+	if (repo->commit_filter && repo->commit_filter != ctx.cfg.commit_filter)
+		fprintf(f, "repo.commit-filter=%s\n", repo->commit_filter->cmd);
+	if (repo->source_filter && repo->source_filter != ctx.cfg.source_filter)
+		fprintf(f, "repo.source-filter=%s\n", repo->source_filter->cmd);
+	if (repo->snapshots != ctx.cfg.snapshots) {
+		char *tmp = build_snapshot_setting(repo->snapshots);
+		fprintf(f, "repo.snapshots=%s\n", tmp);
+		free(tmp);
+	}
+	if (repo->max_stats != ctx.cfg.max_stats)
+		fprintf(f, "repo.max-stats=%s\n",
+		        cgit_find_stats_periodname(repo->max_stats));
 	fprintf(f, "\n");
 }
 
@@ -476,7 +588,10 @@ static int generate_cached_repolist(const char *path, const char *cached_rc)
 		return errno;
 	}
 	idx = cgit_repolist.count;
-	scan_tree(path, repo_config);
+	if (ctx.cfg.project_list)
+		scan_projects(path, ctx.cfg.project_list, repo_config);
+	else
+		scan_tree(path, repo_config);
 	print_repolist(f, &cgit_repolist, idx);
 	if (rename(locked_rc, cached_rc))
 		fprintf(stderr, "[cgit] Error renaming %s to %s: %s (%d)\n",
@@ -490,17 +605,25 @@ static void process_cached_repolist(const char *path)
 	struct stat st;
 	char *cached_rc;
 	time_t age;
+	unsigned long hash;
 
-	cached_rc = xstrdup(fmt("%s/rc-%8x", ctx.cfg.cache_root,
-		hash_str(path)));
+	hash = hash_str(path);
+	if (ctx.cfg.project_list)
+		hash += hash_str(ctx.cfg.project_list);
+	cached_rc = xstrdup(fmt("%s/rc-%8x", ctx.cfg.cache_root, hash));
 
 	if (stat(cached_rc, &st)) {
 		/* Nothing is cached, we need to scan without forking. And
 		 * if we fail to generate a cached repolist, we need to
 		 * invoke scan_tree manually.
 		 */
-		if (generate_cached_repolist(path, cached_rc))
-			scan_tree(path, repo_config);
+		if (generate_cached_repolist(path, cached_rc)) {
+			if (ctx.cfg.project_list)
+				scan_projects(path, ctx.cfg.project_list,
+					      repo_config);
+			else
+				scan_tree(path, repo_config);
+		}
 		return;
 	}
 
@@ -558,6 +681,16 @@ static void cgit_parse_args(int argc, const char **argv)
 		}
 		if (!strncmp(argv[i], "--scan-tree=", 12) ||
 		    !strncmp(argv[i], "--scan-path=", 12)) {
+			/* HACK: the global snapshot bitmask defines the
+			 * set of allowed snapshot formats, but the config
+			 * file hasn't been parsed yet so the mask is
+			 * currently 0. By setting all bits high before
+			 * scanning we make sure that any in-repo cgitrc
+			 * snapshot setting is respected by scan_tree().
+			 * BTW: we assume that there'll never be more than
+			 * 255 different snapshot formats supported by cgit...
+			 */
+			ctx.cfg.snapshots = 0xFF;
 			scan++;
 			scan_tree(argv[i] + 12, repo_config);
 		}
@@ -599,7 +732,7 @@ int main(int argc, const char **argv)
 	cgit_repolist.repos = NULL;
 
 	cgit_parse_args(argc, argv);
-	parse_configfile(ctx.env.cgit_config, config_cb);
+	parse_configfile(expand_macros(ctx.env.cgit_config), config_cb);
 	ctx.repo = NULL;
 	http_parse_querystring(ctx.qry.raw, querystring_cb);