Module:Clickable button/sandbox explained

-- This module implements .

local yesno = require('Module:Yesno')local delink = require('Module:Delink')._delink

local p =

function p.main(frame) local getArgs = require('Module:Arguments').getArgs local args = getArgs(frame) return p._main(args)end

function p._main(args) -- If first arg or a url is not provided, -- but we have a second arg, make a button. -- Otherwise, return nothing. args.originalInput = args[1] args[1] = delink if args[1]

"" then args[1] = nil end

if not args[1] and not args.url then if args[2] then p.nolink = true else return end end

local data = p.makeLinkData(args) local link = p.renderLink(args.originalInput, data) local trackingCategories = p.renderTrackingCategories(args) return link .. trackingCategoriesend

function p.makeLinkData(args) local data =

-- Get the link and display values, -- and find whether we are outputting -- a wikilink or a URL. if args.url then data.isUrl = true data.link = args.url if args[1] then data.display = args[1] elseif args[2] then data.display = args[2] else data.display = args.url p.urlisdisplay = true end else data.isUrl = false p.urlisdisplay = false data.link = args[1] if args[2] then data.display = args[2] else data.display = args[1] end if args[1] and args[1]:find('http') then data.isUrl = true end end if yesno(args.link)

false then p.nolink = true end

-- Colours -- For the merge with local colour = args.color and args.color:lower

-- Classes local class = args.class and args.class:lower data.classes = if class

'ui-button-green' or class

'ui-button-blue' or class

'ui-button-red' then table.insert(data.classes, 'submit ui-button ui-widget ui-state-default ui-corner-all' .. ' ui-button-text-only ui-button-text' ) else table.insert(data.classes, 'mw-ui-button') end --If class is unset, --then let color determine class if not class then if colour

'blue' then class = 'mw-ui-progressive' elseif colour

'red' then class = 'mw-ui-destructive' elseif colour

'green' then class = 'mw-ui-constructive' end end if class then table.insert(data.classes, class) end

-- Styles do ---- Check whether we are on the same page as we have specified in -- args[1], but not if we are using a URL link, as then args[1] is only -- a display value. If we are currently on the page specified in -- args[1] make the button colour darker so that it stands out from -- other buttons on the page. -- local success, linkTitle, currentTitle if not data.isUrl then currentTitle = mw.title.getCurrentTitle success, linkTitle = pcall(mw.title.new, args[1]) elseif p.urlisdisplay then currentTitle = mw.title.getCurrentTitle end if success and linkTitle and mw.title.equals(currentTitle, linkTitle) and not p.urlisdisplay then if class

'ui-button-blue' or class

'mw-ui-progressive' or class

'mw-ui-constructive' then data.backgroundColor = '#2962CB' data.color = '#fff' elseif class

'ui-button-green' then data.backgroundColor = '#008B6D' elseif class

'ui-button-red' or class

'mw-ui-destructive' then data.backgroundColor = '#A6170F' else data.backgroundColor = '#CCC' data.color = '#666' end elseif p.urlisdisplay then data.dummyLink = tostring(currentTitle) end -- Add user-specified styles. data.style = args.style end return dataend

function p.renderLink(originalInput, data) -- Render the display span tag. local display do local displaySpan = mw.html.create('span') for i, class in ipairs(data.classes or) do displaySpan:addClass(class) end

displaySpan :css if data.style then displaySpan:cssText(data.style) end displaySpan:wikitext(data.display) display = tostring(displaySpan) end

-- Render the link local link if originalInput and originalInput:find('|') then link = string.format('%s', delink, display) elseif p.nolink then if p.urlisdisplay then link = string.format('%s', data.dummyLink, display) else link = string.format('%s', display) end else if data.isUrl then link = string.format('[%s %s]', data.link, display) else link = string.format('%s', data.link, display) end end

return string.format('

%s', link)end

function p.renderTrackingCategories(args) if yesno(args.category)

false then return end local class = args.class and args.class:lower if class

'ui-button-green' or class

'ui-button-blue' or class

'ui-button-red' then return '' else return endend

return p