Module:Links

-- --| Creates links and changes wikitext when it detects external links --| Syntax --| --| --| Example: --|

local p = {} --% This function generates a wiki link --@ url (string) The url to convert to wikitext --@ desc (string) The caption or description of the url --@ typ (string) The type of link, (local or ext) --: (string) A formated wikilink function p.link(url, desc, typ) local url = url or "" local lenUrl = mw.ustring.len(url) local uMatch = mw.ustring.match

if typ == "ext" and (not uMatch(url, "%.") or lenUrl < 3) or lenUrl < 1 then return end

local prefix = ""   local suffix = "" local separator = "|"

if url:match("^[Cc]ategory:") and typ ~= "ext" then prefix = "[[:"   end

-- Adapt if url is external if typ ~= "local" and (uMatch(url, "www%.") or uMatch(url, "^http")) or typ == "ext" then prefix = "[//"

if uMatch(url, "^http") then prefix = "[" end

suffix = "]" separator = " " end

local desc = desc or ""

if mw.ustring.len(desc) < 1 then separator = "" end

return prefix .. url .. separator .. desc .. suffix end --% Entry point for function that generates a wiki link --@ frame (table) Contains frame from invoked module --: (string) A formated wikilink function p.main(frame) local args = require("Dev:Arguments").getArgs(frame)

return p.link(args[1] or args.page, args[2] or args.desc, args.type) end --% Entry point for function that generates several wiki links --@ frame (table) Contains frame from invoked module --: (string) A formated string containing one or more wikilinks function p.batch(frame) local args = require("Dev:Arguments").getArgs(frame) local separator = args.separator local delimiter = args.delimiter

return p.createLinkBatch(args, separator, delimiter) end

--% This creates and formats many links --@ links (table) a table containing links, e.g. {'Lua label1 type', 'www.google.com google ext'} --@ separator (string) a separator between each link --@ delimiter (string) an optional delimiter that will separate the label, link & type --: (string) A formated string containing one or more wikilinks function p.createLinkBatch(links, separator, delimiter) local linkTable = {} local linkBatch = "" local linkUrl = "" local linkLabel = "" local linkType = "" local delimiter = delimiter or "%s" local separator = separator or " • " local linkLen = 0

for _, linkData in ipairs(links) do       linkLen = linkData:len linkType = linkData:sub(linkLen - 2)

if linkType ~= "ext" and linkType ~= "int" then linkType = "" else linkData = linkData:sub(1, linkLen - 4) end

linkTable = mw.text.split(linkData, delimiter)

linkUrl = linkTable[1] linkLabel = linkTable[2] linkBatch = linkBatch .. p.link(linkUrl, linkLabel, linkType) .. separator end

return linkBatch end

return p