Overlaying item levels on inventory slots in Character Info

ItemLevelOverlay.lua

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+local ItemUpgradeInfo = LibStub('LibItemUpgradeInfo-1.0')
+
+local inventorySlotNames = {
+	"HeadSlot",
+	"NeckSlot",
+	"ShoulderSlot",
+	"BackSlot",
+	"ChestSlot",
+	"WristSlot",
+	"HandsSlot",
+	"WaistSlot",
+	"LegsSlot",
+	"FeetSlot",
+	"Finger0Slot",
+	"Finger1Slot",
+	"Trinket0Slot",
+	"Trinket1Slot",
+	"MainHandSlot",
+	"SecondaryHandSlot"
+}
+
+local inventoryItemOverlayCache = {}
+
+local function getInventoryItemLevelFromInventorySlotName(inventorySlotName)
+	local inventorySlotNumber = select(1, GetInventorySlotInfo(inventorySlotName))
+	local inventoryItemLink   = GetInventoryItemLink("player", inventorySlotNumber)
+	return ItemUpgradeInfo:GetUpgradedItemLevel(inventoryItemLink)
+end
+
+local function updateItemOverlay(overlayFrame, inventorySlotName, itemLevel)
+	local cachedInventoryItemOverlay = inventoryItemOverlayCache[inventorySlotName]
+
+	if cachedInventoryItemOverlay then
+		cachedInventoryItemOverlay:SetText(itemLevel)
+	else
+		local text = overlayFrame:CreateFontString(nil, "OVERLAY", "NumberFontNormal")
+		text:SetPoint("TOPLEFT", "Character" .. inventorySlotName, 3, -3)
+		text:Hide()
+		text:SetText(itemLevel)
+		text:Show()
+		inventoryItemOverlayCache[inventorySlotName] = text
+	end
+end
+
+local function updateItemOverlays(overlayFrame)
+	for index, inventorySlotName in ipairs(inventorySlotNames) do
+		local itemLevel = getInventoryItemLevelFromInventorySlotName(inventorySlotName)
+
+		if itemLevel then
+			updateItemOverlay(overlayFrame, inventorySlotName, itemLevel)
+		end
+	end
+end
+
+local function createOverlayFrame()
+	local overlayFrame = CreateFrame("Frame", nil, PaperDollItemsFrame)
+
+	overlayFrame:SetScript("OnShow", function(self)
+		updateItemOverlays(self)
+	end)
+
+	overlayFrame:SetScript("OnEvent", function(self, event, ...)
+		if (event == "PLAYER_EQUIPMENT_CHANGED") then
+			updateItemOverlays(self)
+		end
+	end)
+
+	overlayFrame:RegisterEvent("PLAYER_EQUIPMENT_CHANGED")
+	overlayFrame:Show()
+
+	return overlayFrame
+end
+
+local function initialize()
+	local overlayFrame = createOverlayFrame()
+	updateItemOverlays(overlayFrame)
+end
+
+initialize()

ItemLevelOverlay.toc

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+## Interface: 50400
+## Title: Item Level Overlay
+## Version: 0.1.0
+## Notes: Displays your item levels overlayed on inventory slots in Character Info
+## Author: Brandon Weiss
+## X-Website: https://github.com/brandonweiss/item_level_overlay
+
+libs\LibStub\LibStub.lua
+libs\LibItemUpgradeInfo-1.0\LibItemUpgradeInfo-1.0.xml
+
+ItemLevelOverlay.lua

LICENSE.md

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+The MIT License (MIT)
+
+Copyright (c) 2014 Brandon Weiss
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# Item Level Overlay
+
+A very small World of Warcraft addon that overlays individual item levels over inventory slots in Character Info.
+
+## Installation
+
+Download the [latest release](https://github.com/brandonweiss/wow-item-level-overlay/releases), unzip it, and drop it into your `Interface/AddOns` directory.
+
+## Usage
+
+You don't have to do anything—it works automatically.
+
+## Contributing
+
+1. Fork it
+2. Create your feature branch (`git checkout -b my-new-feature`)
+3. Commit your changes (`git commit -am 'Add some feature'`)
+4. Push to the branch (`git push origin my-new-feature`)
+5. Create new Pull Request

libs/LibItemUpgradeInfo-1.0/Changelog-LibItemUpgradeInfo-1.0-v1.0.6.txt

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+tag v1.0.6
+f0f2c50a2e359738133297add375a1e734eac3b3
+Kevin Ballard <kevin@sb.org>
+2014-05-20 18:14:03 -0700
+
+Tagging as v1.0.6
+
+
+--------------------
+
+Kevin Ballard:
+	- Add upgrade info for 5.4.8
+	Bump version to v1.0.6.