informant.lua

时间太紧了

		end
	end

	if (getFilter('show-stack')) then
		if (stacks > 1) then
			EnhTooltip.AddLine(string.format(_INFM('FrmtInfoStx'), stacks), nil, embedded)
		end
	end
	if (getFilter('show-merchant')) then
		if (itemInfo.vendors) then
			local merchantCount = table.getn(itemInfo.vendors)
			if (merchantCount > 0) then
				EnhTooltip.AddLine(string.format(_INFM('FrmtInfoMerchants'), merchantCount), nil, embedded)
				EnhTooltip.LineColor(0.5, 0.8, 0.5)
			end
		end
	end
	if (getFilter('show-usage')) then
		local reagentInfo = ""
		if (itemInfo.classText) then
			reagentInfo = string.format(_INFM('FrmtInfoClass'), itemInfo.classText)
			EnhTooltip.AddLine(reagentInfo, nil, embedded)
			EnhTooltip.LineColor(0.6, 0.4, 0.8)
		end
		if (itemInfo.usedList and itemInfo.usageText) then
			if (table.getn(itemInfo.usedList) > 2) then

				local currentUseLine = nilSafeString(itemInfo.usedList[1])..", "..nilSafeString(itemInfo.usedList[2])..","
				reagentInfo = string.format(_INFM('FrmtInfoUse'), currentUseLine)
				EnhTooltip.AddLine(reagentInfo, nil, embedded)
				EnhTooltip.LineColor(0.6, 0.4, 0.8)

				for index = 3, table.getn(itemInfo.usedList), 2 do
					if (itemInfo.usedList[index+1]) then
						reagentInfo = whitespace(string.len(_INFM('FrmtInfoUse')) + 3)..nilSafeString(itemInfo.usedList[index])..", "..nilSafeString(itemInfo.usedList[index+1])..","
						EnhTooltip.AddLine(reagentInfo, nil, embedded)
						EnhTooltip.LineColor(0.6, 0.4, 0.8)
					else
						reagentInfo = whitespace(string.len(_INFM('FrmtInfoUse')) + 3)..nilSafeString(itemInfo.usedList[index])
						EnhTooltip.AddLine(reagentInfo, nil, embedded)
						EnhTooltip.LineColor(0.6, 0.4, 0.8)
					end
				end
			else
				reagentInfo = string.format(_INFM('FrmtInfoUse'), itemInfo.usageText)
				EnhTooltip.AddLine(reagentInfo, nil, embedded)
				EnhTooltip.LineColor(0.6, 0.4, 0.8)
			end
		end
	end
	if (getFilter('show-quest')) then
		if (itemInfo.quests) then
			local questCount = itemInfo.questCount
			if (questCount > 0) then
				EnhTooltip.AddLine(string.format(_INFM('FrmtInfoQuest'), questCount), nil, embedded)
				EnhTooltip.LineColor(0.5, 0.5, 0.8)
			end
		end
	end
end

function nilSafeString(str)
	if (not str) then str = "" end
	return str;
end

function whitespace(length)
	local spaces = ""
	while length ~= 0 do
		spaces = spaces.." "
		length = length - 1
	end
	return spaces
end

function showHideInfo()
	if (InformantFrame:IsVisible()) then
		InformantFrame:Hide()
	elseif (itemInfo) then
		InformantFrameTitle:SetText(_INFM('FrameTitle'))

		-- Woohoo! We need to provide any information we can from the item currently in itemInfo
		local quality = itemInfo.itemQuality or itemInfo.quality or 0

		local color = "ffffff"
		if (quality == 4) then color = "a335ee"
		elseif (quality == 3) then color = "0070dd"
		elseif (quality == 2) then color = "1eff00"
		elseif (quality == 0) then color = "9d9d9d"
		end

		clear()
		addLine(string.format(_INFM('InfoHeader'), color, itemInfo.itemName))

		local buy = itemInfo.itemBuy or itemInfo.buy or 0
		local sell = itemInfo.itemSell or itemInfo.sell or 0
		local quant = itemInfo.itemQuant or itemInfo.quantity or 0
		local count = itemInfo.itemCount or 1

		if ((buy > 0) or (sell > 0)) then
			local bgsc = EnhTooltip.GetTextGSC(buy, true)
			local sgsc = EnhTooltip.GetTextGSC(sell, true)

			if (count and (count > 1)) then
				local bqgsc = EnhTooltip.GetTextGSC(buy*count, true)
				local sqgsc = EnhTooltip.GetTextGSC(sell*count, true)
				addLine(string.format(_INFM('FrmtInfoBuymult'), count, bgsc)..": "..bqgsc, "ee8822")
				addLine(string.format(_INFM('FrmtInfoSellmult'), count, sgsc)..": "..sqgsc, "ee8822")
			else
				addLine(string.format(_INFM('FrmtInfoBuy'))..": "..bgsc, "ee8822")
				addLine(string.format(_INFM('FrmtInfoSell'))..": "..sgsc, "ee8822")
			end
		end

		if (itemInfo.stack > 1) then
			addLine(string.format(_INFM('FrmtInfoStx'), itemInfo.stack))
		end

		local reagentInfo = ""
		if (itemInfo.classText) then
			reagentInfo = string.format(_INFM('FrmtInfoClass'), itemInfo.classText)
			addLine(reagentInfo, "aa66ee")
		end
		if (itemInfo.usageText) then
			reagentInfo = string.format(_INFM('FrmtInfoUse'), itemInfo.usageText)
			addLine(reagentInfo, "aa66ee")
		end

		if (itemInfo.isPlayerMade) then
			addLine(string.format(_INFM('InfoPlayerMade'), itemInfo.reqLevel, itemInfo.reqSkillName), "5060ff")
		end

		if (itemInfo.quests) then
			local questCount = itemInfo.questCount
			if (questCount > 0) then
				addLine("")
				addLine(string.format(_INFM('FrmtInfoQuest'), questCount), nil, embed)
				addLine(string.format(_INFM('InfoQuestHeader'), questCount), "70ee90")
				for pos, quest in itemInfo.quests do
					addLine(string.format(_INFM('InfoQuestName'), quest.count, quest.name, quest.level), "80ee80")
				end
				addLine(string.format((_INFM('InfoQuestSource')).." WoWGuru.com"));
			end
		end

		if (itemInfo.vendors) then
			local vendorCount = table.getn(itemInfo.vendors)
			if (vendorCount > 0) then
				addLine("")
				addLine(string.format(_INFM('InfoVendorHeader'), vendorCount), "ddff40")
				for pos, merchant in itemInfo.vendors do
					addLine(string.format(" ".._INFM('InfoVendorName'), merchant), "eeee40")
				end
			end
		end
		InformantFrame:Show()
	else
		clear()
		addLine(_INFM('InfoNoItem'), "ff4010")
		InformantFrame:Show()
	end
end

function onQuit()
	if (not InformantConfig.position) then
		InformantConfig.position = { }
	end
	InformantConfig.position.x, InformantConfig.position.y = InformantFrame:GetCenter()
end

function onLoad()
	this:RegisterEvent("ADDON_LOADED")

	if (not InformantConfig) then
		InformantConfig = {}
		setFilterDefaults()
	end

	InformantFrameTitle:SetText(_INFM('FrameTitle'))
--	Informant.InitTrades();
end

local function frameLoaded()
	Stubby.RegisterEventHook("PLAYER_LEAVING_WORLD", "Informant", onQuit)
	Stubby.RegisterFunctionHook("EnhTooltip.AddTooltip", 300, tooltipHandler)

	onLoad()

	-- Setup the default for stubby to always load (people can override this on a
	-- per toon basis)
	Stubby.SetConfig("Informant", "LoadType", "always", true)

	-- Register our temporary command hook with stubby
	Stubby.RegisterBootCode("Informant", "CommandHandler", [[
		local function cmdHandler(msg)
			local i,j, cmd, param = string.find(string.lower(msg), "^([^ ]+) (.+)$")
			if (not cmd) then cmd = string.lower(msg) end
			if (not cmd) then cmd = "" end
			if (not param) then param = "" end
			if (cmd == "load") then
				if (param == "") then
					Stubby.Print("Manually loading Informant...")
					LoadAddOn("Informant")
				elseif (param == "always") then
					Stubby.Print("Setting Informant to always load for this character")
					Stubby.SetConfig("Informant", "LoadType", param)
					LoadAddOn("Informant")
				elseif (param == "never") then
					Stubby.Print("Setting Informant to never load automatically for this character (you may still load manually)")
					Stubby.SetConfig("Informant", "LoadType", param)
				else
					Stubby.Print("Your command was not understood")
				end
			else
				Stubby.Print("Informant is currently not loaded.")
				Stubby.Print("  You may load it now by typing |cffffffff/informant load|r")
				Stubby.Print("  You may also set your loading preferences for this character by using the following commands:")
				Stubby.Print("  |cffffffff/informant load always|r - Informant will always load for this character")
				Stubby.Print("  |cffffffff/informant load never|r - Informant will never load automatically for this character (you may still load it manually)")
			end
		end
		SLASH_INFORMANT1 = "/informant"
		SLASH_INFORMANT2 = "/inform"
		SLASH_INFORMANT3 = "/info"
		SLASH_INFORMANT4 = "/inf"
		SlashCmdList["INFORMANT"] = cmdHandler
	]]);
	Stubby.RegisterBootCode("Informant", "Triggers", [[
		local loadType = Stubby.GetConfig("Informant", "LoadType")
		if (loadType == "always") then
			LoadAddOn("Informant")
		else
			Stubby.Print("]].._INFM('MesgNotLoaded')..[[");
		end
	]]);
end

function onVariablesLoaded()
	setFilterDefaults()

	InformantFrameTitle:SetText(_INFM('FrameTitle'))

	if (InformantConfig.position) then
		InformantFrame:ClearAllPoints()
		InformantFrame:SetPoint("CENTER", UIParent, "BOTTOMLEFT", InformantConfig.position.x, InformantConfig.position.y)
	end

	if (not InformantConfig.welcomed) then
		clear()
		addLine(_INFM('Welcome'))
		InformantConfig.welcomed = true
	end

	-- Restore key bindings
	-- This workaround is required for LoadOnDemand addons since their saved
	-- bindings are deleted upon login.
	local profile = getKeyBindProfile();
	if (InformantConfig and InformantConfig.bindings) then
		if (not	InformantConfig.bindings[profile]) then profile = 'global'; end
		if (InformantConfig.bindings[profile]) then
			for _,key in ipairs(InformantConfig.bindings[profile]) do
				SetBinding(key, 'INFORMANT_POPUPDOWN')
			end
		end
	end
	this:RegisterEvent("UPDATE_BINDINGS")	-- Monitor changes to bindings

	Informant.InitCommands()
end

function onEvent(event)
	if (event == "ADDON_LOADED" and string.lower(arg1) == "informant") then
		onVariablesLoaded()
		this:UnregisterEvent("ADDON_LOADED")
	elseif (event == "UPDATE_BINDINGS") then
		-- Store key bindings for Informant
		local key1, key2 = GetBindingKey('INFORMANT_POPUPDOWN');
		local profile = getKeyBindProfile();

		if (not InformantConfig.bindings) then InformantConfig.bindings = {}; end
		if (not InformantConfig.bindings[profile]) then InformantConfig.bindings[profile] = {}; end

		InformantConfig.bindings[profile][1] = key1;
		InformantConfig.bindings[profile][2] = key2;
	end
end

function frameActive(isActive)
	if (isActive) then
		scrollUpdate(0)
	end
end

function getRowCount()
	return table.getn(lines)
end

function scrollUpdate(offset)
	local numLines = getRowCount()
	if (numLines > 25) then
		if (not offset) then
			offset = FauxScrollFrame_GetOffset(InformantFrameScrollBar)
		else
			if (offset > numLines - 25) then offset = numLines - 25 end
			FauxScrollFrame_SetOffset(InformantFrameScrollBar, offset)
		end
	else
		offset = 0
	end
	local line
	for i=1, 25 do
		line = lines[i+offset]
		local f = getglobal("InformantFrameText"..i)
		if (line) then
			f:SetText(line)
			f:Show()
		else
			f:Hide()
		end
	end
	if (numLines > 25) then
		FauxScrollFrame_Update(InformantFrameScrollBar, numLines, 25, numLines)
		InformantFrameScrollBar:Show()
	else
		InformantFrameScrollBar:Hide()
	end
end

function testWrap(text)
	InformantFrameTextTest:SetText(text)
	if (InformantFrameTextTest:GetWidth() < InformantFrame:GetWidth() - 20) then
		return text, ""
	end

	local pos, test, best, rest
	best = text
	rest = nil
	pos = string.find(text, " ")
	while (pos) do
		test = string.sub(text, 1, pos-1)
		InformantFrameTextTest:SetText(test)
		if (InformantFrameTextTest:GetWidth() < InformantFrame:GetWidth() - 20) or (not rest) then
			best = test
			rest = string.sub(test, pos+1)
		else
			break
		end
		pos = string.find(text, " ", pos+1)
	end
	return best, rest
end

function addLine(text, color, level)
	if (text == nil) then return end
	if (not level) then level = 1 end
	if (level > 100) then
		return
	end

	if (type(text) == "table") then
		for pos, line in text do
			addLine(line, color, level)
		end
		return
	end

	if (not text) then
		table.insert(lines, "nil")
	else
		local best, rest = testWrap(text)
		if (color) then
			table.insert(lines, string.format("|cff%s%s|r", color, best))
		else
			table.insert(lines, best)
		end
		if (rest) and (rest ~= "") then
			addLine(rest, color, level+1)
		end
	end
	scrollUpdate()
end

function clear()
	lines = {}
	scrollUpdate()
end

function setFilterDefaults()
	if (not InformantConfig.filters) then InformantConfig.filters = {}; end
	for k,v in pairs(filterDefaults) do
		if (InformantConfig.filters[k] == nil) then
			InformantConfig.filters[k] = v;
		end
	end
end

-- Key binding helper functions

function getKeyBindProfile()
	if (IsAddOnLoaded("PerCharBinding")) then
		return GetRealmName() .. ":" .. UnitName("player")
	end
	return 'global'
end

-- GLOBAL OBJECT

Informant = {
	version = INFORMANT_VERSION,
	GetItem = getItem,
	GetRowCount = getRowCount,
	AddLine = addLine,
	Clear = clear,
	ShowHideInfo = showHideInfo,

	-- These functions are only meant for internal use.
	SetSkills = setSkills,
	SetRequirements = setRequirements,
	SetVendors = setVendors,
	SetDatabase = setDatabase,
	FrameActive = frameActive,
	FrameLoaded = frameLoaded,
	ScrollUpdate = scrollUpdate,
	GetFilter = getFilter,
	GetFilterVal = getFilterVal,
	GetLocale = getLocale,
	OnEvent = onEvent,
	SetFilter = setFilter,
	SetFilterDefaults = setFilterDefaults,
}