From 03b4acea13eecf77f7540bef88a2a9901dfb03e0 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Tue, 4 Nov 2008 23:49:20 +0000
Subject: * luci/libs/uvl: 	- recursively check error-tree of option-level
 dependencies 	- mask all non-critical errors when walking error tree

---
 libs/uvl/luasrc/uvl.lua        | 20 +++++++++++++++-----
 libs/uvl/luasrc/uvl/errors.lua |  6 +++++-
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/libs/uvl/luasrc/uvl.lua b/libs/uvl/luasrc/uvl.lua
index 3b3186eb2..b34f66bc1 100644
--- a/libs/uvl/luasrc/uvl.lua
+++ b/libs/uvl/luasrc/uvl.lua
@@ -295,7 +295,11 @@ function UVL._validate_option( self, option, nodeps )
 		if not nodeps then
 			local ok, err = dependencies.check( self, option )
 			if not ok then
-				if not err:is_all(ERR.ERR_DEP_NOTEQUAL,ERR.ERR_DEP_NOVALUE) then
+				if not err:is_all(
+					ERR.ERR_OPT_REQUIRED,
+					ERR.ERR_DEP_NOTEQUAL,
+					ERR.ERR_DEP_NOVALUE
+				) then
 					option:error(err)
 					return false, option:errors()
 				else
@@ -361,16 +365,22 @@ function UVL._validate_option( self, option, nodeps )
 					end
 				end
 
-				v = tonumber(v)
-
+				local w = tonumber(v)
+				
 				if option:scheme('minimum') then
-					if not v or v < option:scheme('minimum') then
+					if not w or w < option:scheme('minimum') then
 						return false, option:error(ERR.OPT_RANGE(option))
 					end
 				end
 
 				if option:scheme('maximum') then
-					if not v or v > option:scheme('maximum') then
+					if not w or w > option:scheme('maximum') then
+						return false, option:error(ERR.OPT_RANGE(option))
+					end
+				end
+
+				if option:scheme('max_nil') then
+					if v and (not w or w > tonumber(option:scheme('max_nil'))) then
 						return false, option:error(ERR.OPT_RANGE(option))
 					end
 				end
diff --git a/libs/uvl/luasrc/uvl/errors.lua b/libs/uvl/luasrc/uvl/errors.lua
index a575f4059..614100fce 100644
--- a/libs/uvl/luasrc/uvl/errors.lua
+++ b/libs/uvl/luasrc/uvl/errors.lua
@@ -193,7 +193,11 @@ function error.is_all(self, ...)
 	else
 		local equal = false
 		for _, c in ipairs(self.childs) do
-			equal = util.contains(codes, c.code)
+			if c.childs then
+				equal = c:is_all(...)
+			else
+				equal = util.contains(codes, c.code)
+			end
 		end
 		return equal
 	end
-- 
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