libs/web: add list(...) datatype for space separated lists of arbritary datatypes

2 files changed, 32 insertions, 0 deletions

diff --git a/libs/web/htdocs/luci-static/resources/cbi.js b/libs/web/htdocs/luci-static/resources/cbi.js
index d1e34d178..8d32b669d 100644
--- a/libs/web/htdocs/luci-static/resources/cbi.js
+++ b/libs/web/htdocs/luci-static/resources/cbi.js
@@ -234,6 +234,24 @@ var cbi_validators = {
 			return cbi_validators[args[0]](v.replace(/^\s*!\s*/, ''));
 
 		return false;
+	},
+
+	'list': function(v, args)
+	{
+		var cb = cbi_validators[args[0] || 'string'];
+		if (typeof cb == "function")
+		{
+			var cbargs = args.slice(1);
+			var values = v.match(/[^\s]+/g);
+
+			for (var i = 0; i < values.length; i++)
+				if (!cb(values[i], cbargs))
+					return false;
+
+			return true;
+		}
+
+		return false;
 	}
 };
 
diff --git a/libs/web/luasrc/cbi/datatypes.lua b/libs/web/luasrc/cbi/datatypes.lua
index 93b29cba8..9a3b73500 100644
--- a/libs/web/luasrc/cbi/datatypes.lua
+++ b/libs/web/luasrc/cbi/datatypes.lua
@@ -282,3 +282,17 @@ function neg(val, what)
 
 	return false
 end
+
+function list(val, what, ...)
+	if type(val) == "string" and what and type(_M[what]) == "function" then
+		for val in val:gmatch("%S+") do
+			if not _M[what](val, ...) then
+				return false
+			end
+		end
+
+		return true
+	end
+
+	return false
+end