Merge branch 'lh/embedded'

Conflicts:
	cgitrc.5.txt
	ui-shared.c

4 files changed, 37 insertions, 6 deletions

diff --git a/cgit.c b/cgit.c
index 513ea12..2039ab1 100644
--- a/cgit.c
+++ b/cgit.c
@@ -48,12 +48,14 @@ void config_cb(const char *name, const char *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, "noheader"))
+		ctx.cfg.noheader = 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);
@@ -70,12 +72,14 @@ void config_cb(const char *name, const char *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, "embedded"))
+		ctx.cfg.embedded = 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-repo-count"))
 		ctx.cfg.max_repo_count = atoi(value);
diff --git a/cgit.h b/cgit.h
index 78b30ba..8c64efe 100644
--- a/cgit.h
+++ b/cgit.h
@@ -153,23 +153,25 @@ struct cgit_config {
 	int cache_size;
 	int cache_dynamic_ttl;
 	int cache_max_create_time;
 	int cache_repo_ttl;
 	int cache_root_ttl;
 	int cache_static_ttl;
+	int embedded;
 	int enable_index_links;
 	int enable_log_filecount;
 	int enable_log_linecount;
 	int local_time;
 	int max_repo_count;
 	int max_commit_count;
 	int max_lock_attempts;
 	int max_msg_len;
 	int max_repodesc_len;
 	int max_stats;
 	int nocache;
+	int noheader;
 	int renamelimit;
 	int snapshots;
 	int summary_branches;
 	int summary_log;
 	int summary_tags;
 };
diff --git a/cgitrc.5.txt b/cgitrc.5.txt
index 683f3b5..a207fe0 100644
--- a/cgitrc.5.txt
+++ b/cgitrc.5.txt
@@ -56,12 +56,17 @@ clone-prefix::
 	none.
 
 css::
 	Url which specifies the css document to include in all cgit pages.
 	Default value: "/cgit.css".
 
+embedded::
+	Flag which, when set to "1", will make cgit generate a html fragment
+	suitable for embedding in other html pages. Default value: none. See
+	also: "noheader".
+	
 enable-index-links::
 	Flag which, when set to "1", will make cgit generate extra links for
 	each repo in the repository index (specifically, to the "summary",
 	"commit" and "tree" pages). Default value: "0".
 
 enable-log-filecount::
@@ -150,12 +155,16 @@ module-link::
 
 nocache::
 	If set to the value "1" caching will be disabled. This settings is
 	deprecated, and will not be honored starting with cgit-1.0. Default
 	value: "0".
 
+noheader::
+	Flag which, when set to "1", will make cgit omit the standard header
+	on all pages. Default value: none. See also: "embedded".
+
 renamelimit::
 	Maximum number of files to consider when detecting renames. The value
 	 "-1" uses the compiletime value in git (for further info, look at
 	  `man git-diff`). Default value: "-1".
 
 repo.group::
diff --git a/ui-shared.c b/ui-shared.c
index 66d5b82..015c52b 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -466,12 +466,15 @@ void cgit_print_age(time_t t, time_t max_relative, char *format)
 }
 
 void cgit_print_http_headers(struct cgit_context *ctx)
 {
 	const char *method = getenv("REQUEST_METHOD");
 
+	if (ctx->cfg.embedded)
+		return;
+
 	if (ctx->page.status)
 		htmlf("Status: %d %s\n", ctx->page.status, ctx->page.statusmsg);
 	if (ctx->page.mimetype && ctx->page.charset)
 		htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype,
 		      ctx->page.charset);
 	else if (ctx->page.mimetype)
@@ -489,12 +492,15 @@ void cgit_print_http_headers(struct cgit_context *ctx)
 	if (method && !strcmp(method, "HEAD"))
 		exit(0);
 }
 
 void cgit_print_docstart(struct cgit_context *ctx)
 {
+	if (ctx->cfg.embedded)
+		return;
+
 	char *host = cgit_hosturl();
 	html(cgit_doctype);
 	html("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>\n");
 	html("<head>\n");
 	html("<title>");
 	html_txt(ctx->page.title);
@@ -534,12 +540,15 @@ void cgit_print_docend()
 	else {
 		htmlf("<div class='footer'>generated  by cgit %s at ",
 			cgit_version);
 		cgit_print_date(time(NULL), FMT_LONGDATE, ctx.cfg.local_time);
 		html("</div>\n");
 	}
+	html("</div>");
+	if (ctx.cfg.embedded)
+		return;
 	html("</body>\n</html>\n");
 }
 
 int print_branch_option(const char *refname, const unsigned char *sha1,
 			int flags, void *cb_data)
 {
@@ -621,19 +630,14 @@ const char *fallback_cmd = "repolist";
 
 char *hc(struct cgit_cmd *cmd, const char *page)
 {
 	return (strcmp(cmd ? cmd->name : fallback_cmd, page) ? NULL : "active");
 }
 
-void cgit_print_pageheader(struct cgit_context *ctx)
+static void print_header(struct cgit_context *ctx)
 {
-	struct cgit_cmd *cmd = cgit_get_cmd(ctx);
-
-	if (!cmd && ctx->repo)
-		fallback_cmd = "summary";
-
 	html("<table id='header'>\n");
 	html("<tr>\n");
 	html("<td class='logo' rowspan='2'><a href='");
 	if (ctx->cfg.logo_link)
 		html_attr(ctx->cfg.logo_link);
 	else
@@ -668,12 +672,24 @@ void cgit_print_pageheader(struct cgit_context *ctx)
 		if (ctx->cfg.root_desc)
 			html_txt(ctx->cfg.root_desc);
 		else if (ctx->cfg.index_info)
 			html_include(ctx->cfg.index_info);
 	}
 	html("</td></tr></table>\n");
+}
+
+void cgit_print_pageheader(struct cgit_context *ctx)
+{
+	struct cgit_cmd *cmd = cgit_get_cmd(ctx);
+
+	if (!cmd && ctx->repo)
+		fallback_cmd = "summary";
+
+	html("<div id='cgit'>");
+	if (!ctx->cfg.noheader)
+		print_header(ctx);
 
 	html("<table class='tabs'><tr><td>\n");
 	if (ctx->repo) {
 		cgit_summary_link("summary", NULL, hc(cmd, "summary"),
 				  ctx->qry.head);
 		cgit_refs_link("refs", NULL, hc(cmd, "refs"), ctx->qry.head,