From 638cce5081fc569dec07b1e42b83c344488d78e4 Mon Sep 17 00:00:00 2001
From: AndreFaramir <andrefaramir@gmail.com>
Date: Tue, 10 Apr 2012 22:04:41 -0300
Subject: [PATCH] some fixes and utils

---
 modules/core_lib/core_lib.otmod     |  1 +
 modules/core_lib/string.lua         | 21 +++++++++++++++++++++
 modules/game_npctrade/npctrade.lua  |  1 +
 modules/game_npctrade/npctrade.otui |  3 ---
 4 files changed, 23 insertions(+), 3 deletions(-)
 create mode 100644 modules/core_lib/string.lua

diff --git a/modules/core_lib/core_lib.otmod b/modules/core_lib/core_lib.otmod
index 70d166e1..0845338d 100644
--- a/modules/core_lib/core_lib.otmod
+++ b/modules/core_lib/core_lib.otmod
@@ -23,6 +23,7 @@ Module
     dofile 'settings'
     dofile 'keyboard'
     dofile 'mouse'
+    dofile 'string'
 
     dofile 'ui/effects'
     dofile 'ui/radiogroup'
diff --git a/modules/core_lib/string.lua b/modules/core_lib/string.lua
new file mode 100644
index 00000000..41000e78
--- /dev/null
+++ b/modules/core_lib/string.lua
@@ -0,0 +1,21 @@
+string.explode = function (str, sep, limit)
+	if(type(sep) ~= 'string' or tostring(str):len() == 0 or sep:len() == 0) then
+		return {}
+	end
+
+	local i, pos, tmp, t = 0, 1, "", {}
+	for s, e in function() return string.find(str, sep, pos) end do
+		tmp = str:sub(pos, s - 1):trim()
+		table.insert(t, tmp)
+		pos = e + 1
+
+		i = i + 1
+		if(limit ~= nil and i == limit) then
+			break
+		end
+	end
+
+	tmp = str:sub(pos):trim()
+	table.insert(t, tmp)
+	return t
+end
\ No newline at end of file
diff --git a/modules/game_npctrade/npctrade.lua b/modules/game_npctrade/npctrade.lua
index 71b228ed..117a6bb7 100644
--- a/modules/game_npctrade/npctrade.lua
+++ b/modules/game_npctrade/npctrade.lua
@@ -109,6 +109,7 @@ function NPCTrade.setList(radioTabs, selected, deselected)
   
   NPCTrade.resetSetup()
   NPCTrade.refreshItemsPanel()
+  NPCTrade.refreshFilters()
 end
 
 function NPCTrade.resetSetup()
diff --git a/modules/game_npctrade/npctrade.otui b/modules/game_npctrade/npctrade.otui
index 41482927..a6e04712 100644
--- a/modules/game_npctrade/npctrade.otui
+++ b/modules/game_npctrade/npctrade.otui
@@ -23,7 +23,6 @@ NPCItemBox < UICheckBox
   Label
     id: nameLabel
     phantom: true
-    text: cavalo
     anchors.top: prev.bottom
     anchors.horizontalCenter: parent.horizontalCenter
     text-auto-resize: true
@@ -32,7 +31,6 @@ NPCItemBox < UICheckBox
   Label
     id: weightLabel
     phantom: true
-    text: 8.00 oz
     anchors.top: prev.bottom
     anchors.horizontalCenter: parent.horizontalCenter
     text-auto-resize: true
@@ -41,7 +39,6 @@ NPCItemBox < UICheckBox
   Label
     id: priceLabel
     phantom: true
-    text: 200 gold
     anchors.top: prev.bottom
     anchors.horizontalCenter: parent.horizontalCenter
     text-auto-resize: true