Module:Toolbar: Difference between revisions

Module:Toolbar (view source)

Revision as of 15:32, 29 October 2013

116 bytes removed , 29 October 2013

m

1 revision

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 local p = {}
--- Get the keys of the numerical arguments that are present.
 local function getArgNums(args)
-    local nums = {}
+	-- Get the keys of the numerical arguments that are present.
-    local tinsert = table.insert
+	local nums = {}
-    for k, v in pairs(args) do
+	local tinsert = table.insert
-        if type(k) == 'number' then
+	for k, v in pairs(args) do
-            tinsert(nums, k)
+		if type(k) == 'number' then
-        end
+			tinsert(nums, k)
-    end
+		end
-    table.sort(nums)
+	end
-    return nums
+	table.sort(nums)
+	return nums
 end
 local function makeToolbarItems(args)
-    -- Get numerical argument keys.
+	local nums = getArgNums(args)
-    local nums = getArgNums(args)
+	local sep = (args.separator or 'pipe') .. '-separator'
-    -- Get the separator text.
+	sep = mw.message.new(sep):plain()
-    local sep = (args.separator or 'pipe') .. '-separator'
+	local ret = {}
-    sep = mw.message.new(sep):plain()
+	local tinsert = table.insert
+	for i, v in ipairs(nums) do
-    -- Generate the toolbar items.
+		tinsert(ret, args[v])
-    local ret = {}
+	end
-    local tinsert = table.insert
+	if #ret > 0 then
-    for i, v in ipairs(nums) do
+		return table.concat(ret, sep)
-    	tinsert(ret, args[v])
+	end
-    end
-    return table.concat(ret, sep)
 end
-local function makeToolbar(args)
+function p._main(args)
-    return mw.ustring.format(
+	local toolbarItems = makeToolbarItems(args)
-    	'<span class="plainlinks%s"%s>(%s)</span>',
+	if not toolbarItems then return '' end -- Return the blank string if no arguments were specified, rather than returning empty brackets
-    	type(args.class) == 'string' and ' ' .. args.class or '',
+	return mw.ustring.format(
-    	type(args.style) == 'string' and mw.ustring.format(' style="%s"', args.style) or '',
+		'<span class="plainlinks%s"%s>(%s)</span>',
-    	makeToolbarItems(args)
+		type(args.class) == 'string' and ' ' .. args.class or '',
-    )
+		type(args.style) == 'string' and mw.ustring.format(' style="%s"', args.style) or '',
+		toolbarItems
+	)
 end
 function p.main(frame)
-    -- If called via #invoke, use the args passed into the invoking template.
+	-- If called via #invoke, use the args passed into the invoking template.
-    -- Otherwise, for testing purposes, assume args are being passed directly in.
+	-- Otherwise, for testing purposes, assume args are being passed directly in.
-    local origArgs
+	local origArgs
-    if frame == mw.getCurrentFrame() then
+	if frame == mw.getCurrentFrame() then
-        origArgs = frame:getParent().args
+		origArgs = frame:getParent().args
-        for k, v in pairs(frame.args) do
+		for k, v in pairs(frame.args) do
-        	origArgs = frame.args
+			origArgs = frame.args
-        	break
+			break
-    	end
+		end
-    else
+	else
-        origArgs = frame
+		origArgs = frame
-    end
+	end
+	-- Strip whitespace and remove nil values
-    -- Strip whitespace and remove nil values
+	local args = {}
-    local args = {}
+	for k, v in pairs(origArgs) do
-    for k, v in pairs(origArgs) do
+		if type(v) == 'string' then
-    	if type(v) == 'string' then
+			v = mw.text.trim(v)
-    		v = mw.text.trim(v)
+		end
-    	end
+		if v ~= '' then
-        if v ~= '' then
+			args[k] = v
-            args[k] = v
+		end
-        end
+	end
-    end
+	return p._main(args)
-    return makeToolbar(args)
 end
 return p