Add support for "robots" meta-tag

With this change, cgit will start to generate the "robots" meta-tag, using
a default value of "index, nofollow".

The default value can be modified with a new cgitrc variable, "robots".

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

diff --git a/cgit.h b/cgit.h
index 6291c585d57536ac69e00993e347152b096ad949..ab0efeb45b5385038fbd237767e11ac96bc94a18 100644 (file)
--- a/cgit.h
+++ b/cgit.h
@@ -139,6 +139,7 @@ extern char *cgit_virtual_root;
 extern char *cgit_script_name;
 extern char *cgit_cache_root;
 extern char *cgit_repo_group;
+extern char *cgit_robots;
 
 extern int cgit_nocache;
 extern int cgit_snapshots;

diff --git a/cgitrc b/cgitrc
index 6363c9c921b0ed11c81c8d7fd9d4af6fa9b705fc..8c616e02a4f13abae8cc7952bddd694aa6bbff11 100644 (file)
--- a/cgitrc
+++ b/cgitrc
@@ -8,6 +8,11 @@
 #nocache=0
 
 
+## This variable can be used to override the default value for "robots"
+## meta-tag. If unset, the meta-tag isn't generated.
+#robots=index, nofollow
+
+
 ## Set allowed snapshot types by default. Can be overridden per repo
 # can be any combination of zip/tar.gz/tar.bz2/tar
 #snapshots=0

diff --git a/shared.c b/shared.c
index 8cb480889bc83fbd577614935c162ad2836c55bd..fd8b1e33580cff40b1564e593db9b0abdbcdbaa5 100644 (file)
--- a/shared.c
+++ b/shared.c
@@ -26,6 +26,7 @@ char *cgit_virtual_root = NULL;
 char *cgit_script_name  = CGIT_SCRIPT_NAME;
 char *cgit_cache_root   = CGIT_CACHE_ROOT;
 char *cgit_repo_group   = NULL;
+char *cgit_robots       = "index, nofollow";
 
 int cgit_nocache               =  0;
 int cgit_snapshots             =  0;
@@ -197,6 +198,8 @@ void cgit_global_config_cb(const char *name, const char *value)
                cgit_agefile = xstrdup(value);
        else if (!strcmp(name, "renamelimit"))
                cgit_renamelimit = atoi(value);
+       else if (!strcmp(name, "robots"))
+               cgit_robots = xstrdup(value);
        else if (!strcmp(name, "repo.group"))
                cgit_repo_group = xstrdup(value);
        else if (!strcmp(name, "repo.url"))

diff --git a/ui-shared.c b/ui-shared.c
index 519280018184c6afe7d1988e6ec1a50d709b1cb2..2f771da91c6db748e4afc553a209befad8d2a0f1 100644 (file)
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -364,6 +364,8 @@ void cgit_print_docstart(char *title, struct cacheitem *item)
        html_txt(title);
        html("</title>\n");
        htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version);
+       if (cgit_robots && *cgit_robots)
+               htmlf("<meta name='robots' content='%s'/>\n", cgit_robots);
        html("<link rel='stylesheet' type='text/css' href='");
        html_attr(cgit_css);
        html("'/>\n");