Module:UserLinks

local ToolbarBuilder = require('Module:Toolbar') local interwikiTable = mw.loadData("Module:InterwikiTable")

local u = {} -- Table for user-data helper strings. local trackingCategories = {} -- Table for storing the tracking categories. local demo

-- Define a custom error message for this module. local function err(msg, section) local help if section then help = ' (help)' else help = '' end local cat if demo == 'yes' then cat = '' else cat = '' end return ' User-multi error: ' .. msg .. help .. '. ' .. cat end

-- --     To add more link types, write a function that produces an individual link, and put  -- --     it at the bottom of the list below. Then, add a link code for your function to the -- --     "linktypes" table. Try and make the code three letters or less. There are a number -- --     of helper strings available for writing the functions:                       -- --                                                                                         -- --      u.username          The plain username. If the username is not present then the    -- --                         module returns an error. -- --     u.usernameHtml      The username html-encoded. Spaces are encoded with plus signs. -- --     u.project           The project name. Nil if not specified. -- --     u.lang              The language code. Nil if not specified. -- --     u.interwiki         The interwiki prefix, consisting of the project and language    -- --                         values, separated by colons, e.g. ":wikt:es:". If no project   -- --                         or language values are found, this is the blank string, "". -- --     u.projectCode       If a valid project is specified, this is the code for that      -- --                         project in Module:InterwikiTable. Otherwise this is nil. -- --     u.projectLong       The long project name, e.g. "wikipedia" or "wikibooks". If     -- --                         not specified the default is "wikipedia". -- --     u.toolLang          The language code for use with toolserver or labs tools. The   -- --                         default is "en". -- --                                                                                         -- --      If you want more helper strings, you can define them in the generateUserDataStrings -- --     function below. -- --

-- --                               LINK FUNCTIONS START                                      -- --

local function makeUserLink return  .. u.username ..  end

local function makeTalkLink return 'talk' end

local function makeContribsLink return 'contribs' end

local function makeCountLink return '[//tools.wmflabs.org/xtools/pcount/index.php?name=' .. u.usernameHtml .. '&lang=' .. u.toolLang .. '&wiki=' .. u.projectLong .. ' count]' end

local function makeMovesLink return 'page moves' end

local function makeLogsLink return 'logs' end

local function makeBlockLogLink local url = mw.uri.fullUrl(u.interwiki .. 'Special:Log/block', 'page=User:' .. u.usernameHtml) return '[' .. tostring(url) .. ' block log]' end

local function makeBlocksLink return 'blocks' end

local function makeBlockUserLink return 'block user' end

local function makeCentralAuthLink return 'central auth' end

local function makeDeletedContribsLink return 'deleted contribs' end

local function makeEmailLink return 'email' end

local function makeEditSummariesLink return '[http://toolserver.org/~tparis/editsummary/index.php?name=' .. u.usernameHtml .. '&lang=' .. u.toolLang .. '&wiki=' .. u.projectLong .. ' edit summaries]' end

local function makeDeletionsLink return 'deletions' end

local function makeListUserLink local url = mw.uri.fullUrl(u.interwiki .. 'Special:ListUsers', 'limit=1&username=' .. u.usernameHtml) return '[' .. tostring(url) .. ' list user]' end

local function makeSulLink return 'global contribs' end

local function makeTargetLogsLink local url = mw.uri.fullUrl(u.interwiki .. 'Special:Log', 'page=User:' .. u.usernameHtml) return '[' .. tostring(url) .. ' target logs]' end

local function makeEditFilterLogLink local url = mw.uri.fullUrl(u.interwiki .. 'Special:AbuseLog', 'wpSearchUser=' .. u.usernameHtml) return '[' .. tostring(url) .. ' edit filter log]' end

local function makeProtectionsLink return 'protections' end

local function makeRightsLink return 'rights' end

local function makeRenamesLink return 'renames' end

local function makeRfaLink if u.project or u.lang then table.insert( trackingCategories, '' ) end return 'RfA' end

-- --                                  LINK FUNCTIONS END                                     -- --     To enable new link functions, add the code to the "linktypes" table directly below. -- --

local linktypes = { {'t' , makeTalkLink}, {'c' , makeContribsLink}, {'ct', makeCountLink}, {'m' , makeMovesLink}, {'l' , makeLogsLink}, {'bl', makeBlockLogLink}, {'bls', makeBlocksLink}, {'bu', makeBlockUserLink}, {'ca', makeCentralAuthLink}, {'dc', makeDeletedContribsLink}, {'e' , makeEmailLink}, {'es', makeEditSummariesLink}, {'del', makeDeletionsLink}, {'lu', makeListUserLink}, {'sul', makeSulLink}, {'tl', makeTargetLogsLink}, {'efl', makeEditFilterLogLink}, {'pr', makeProtectionsLink}, {'rl', makeRightsLink}, {'ren', makeRenamesLink}, {'rfa', makeRfaLink} }

local function getLink(linktype) local linkNumber for i, value in ipairs(linktypes) do       if value[1] == linktype then linkNumber = i           break end end if not linkNumber then return err('"' .. linktype .. '" is not a valid link code', 'Not a valid link code') end local result = linktypes[linkNumber][2] if type(result) ~= 'string' then return err(           'the function for code "' .. linktype .. '" did not return a string value',            'Function did not return a string value'        ) end return result end

local function makeToolbar(args) local targs = {} local numArgsExist = false for k, v in pairs(args) do       if type(k) == 'number' then numArgsExist = true targs[k] = getLink(v) end end targs.style = args.small and 'font-size: 90%;' targs.separator = args.separator or 'dot' if numArgsExist == false then return nil -- Don't return a toolbar if no numeric arguments exist. else return ToolbarBuilder.main(targs) end end

-- This function finds whether a string is a valid interwiki project prefix. -- If the string is valid, the function outputs two values: true, and the site code -- used in Module:InterwikiTable. If the string is valid, the function outputs -- false and nil. local function isKnownProject(prefix) for projectCode, projectVal in pairs(interwikiTable) do       for _, iwCode in ipairs(projectVal.iw_prefix) do            if iwCode == prefix then return true, projectCode end end end return false, nil end

local function generateUserDataStrings(args) -- If the username is absent or blank, return an error and a tracking category. if args.user ==  or (not args.user and (not args.User or args.User == )) then return err('no username detected', 'No username detected') else u.username = args.user or args.User end -- Get other basic user data strings. u.project = args.Project or args.project u.lang = args.lang or args.Lang if u.lang then if mw.language.isKnownLanguageTag(u.lang) then table.insert(trackingCategories, '') else return err('"' .. u.lang .. '" is not a valid language code', 'Not a valid language code') end end -- Process the project value if it is present. if u.project then table.insert( trackingCategories, '' ) -- If u.project is a known project, we only need to get the project code. If the project -- isn't known, first check whether it is a valid language code, and if not then see if it's       -- an interwiki code separated by colons, e.g. "wikt:es". local uprojectIsKnownProject, uprojectProjectCode = isKnownProject(u.project) if uprojectIsKnownProject then u.projectCode = uprojectProjectCode else if mw.language.isKnownLanguageTag(u.project) then u.lang = u.project u.project = nil else local pref1, pref2 = mw.ustring.match( u.project, '^(%w+):(%w+)$' ) if pref1 and pref2 then local pref1IsKnownProject, pref1ProjectCode = isKnownProject(pref1) local pref2IsKnownProject, pref2ProjectCode = isKnownProject(pref2) if pref1IsKnownProject and mw.language.isKnownLanguageTag(pref2) and interwikiTable[pref1ProjectCode].takes_lang_prefix then u.project = pref1 u.lang = pref2 u.projectCode = pref1ProjectCode table.insert(                           trackingCategories,                            ''                        ) elseif pref2IsKnownProject and mw.language.isKnownLanguageTag(pref1) and interwikiTable[pref2ProjectCode].takes_lang_prefix then u.project = pref2 u.lang = pref1 u.projectCode = pref2ProjectCode table.insert(                           trackingCategories,                            ''                        ) else return err(                           '"' .. u.project .. '" is not a valid interwiki prefix',                            'Not a valid interwiki prefix'                        ) end else return err(                       '"' .. u.project .. '" is not a valid interwiki prefix',                        'Not a valid interwiki prefix'                    ) end end end end -- Generate the interwiki prefix. This includes colons. if u.project or u.lang then u.interwiki = '' if u.project then u.interwiki = u.interwiki .. ':' .. u.project end if u.lang then u.interwiki = u.interwiki .. ':' .. u.lang end u.interwiki = u.interwiki .. ':'   else u.interwiki = '' end

-- Generate the other helper strings. u.usernameHtml = mw.uri.encode(u.username) -- Html-encoded username. Spaces are encoded as pluses. if u.project then local prefixes = interwikiTable[u.projectCode].iw_prefix u.projectLong = prefixes[2] or prefixes[1] -- A bit of a hack, but should find the long prefix name most of the time. else u.projectLong = 'wikipedia' end u.toolLang = u.lang or 'en' -- set the default language for tools on the toolserver or labs. end

local function generateTrackingCategories if demo == 'yes' then return '' else return table.concat(trackingCategories) end end

-- This function generates a table of all available link types, with their previews. -- It is used in the module documentation. local function getLinkTable(args) demo = args.demo -- Set the demo variable. -- Generate the user data strings and return any errors. local dataStringError = generateUserDataStrings(args) if dataStringError then return dataStringError end -- Build a table of all of the links. local result = ' ' return result end

local function getSingleLink(args) demo = args.demo -- Set the demo variable. -- Generate the user data strings and return any errors. local dataStringError = generateUserDataStrings(args) if dataStringError then return dataStringError end local linktype = args[1] if not linktype then return err('no link type specified') end local result = getLink(linktype) result = result .. generateTrackingCategories return result end

local function getLinks(args) demo = args.demo -- Set the demo variable. -- Generate the user data strings and return any errors. local dataStringError = generateUserDataStrings(args) if dataStringError then return dataStringError end -- Build the template output. local result = makeToolbar(args) -- Get the toolbar contents. if result then if args.sup then result = '' .. result .. ''       end result = ' ' .. result else result = '' -- If there are no links specified, don't return the toolbar at all. end result = ' ' .. makeUserLink .. result .. ' '   result = result .. generateTrackingCategories return result end

local function getExampleLinks(args) -- This function enables example output without having to specify any -- parameters to #invoke. args.demo = 'yes' args.user = 'Example' args.User = nil return getLinks(args) end

local function makeWrapper(func) return function (frame) -- If called via #invoke, use the args passed into the invoking template. -- Otherwise, for testing purposes, assume args are being passed directly in. local origArgs if frame == mw.getCurrentFrame then origArgs = frame:getParent.args for k, v in pairs(frame.args) do               origArgs = frame.args break end else origArgs = frame end -- Strip whitespace, and treat blank arguments as nil. -- 'user', 'User', and 'separator' have different behaviour depending on       -- whether they are blank or nil, so keep them as they are. local args = {} for k, v in pairs(origArgs) do           v = mw.text.trim(v) if v ~= '' or k == 'user' or k == 'User' or k == 'separator' then args[k] = v           end end return func(args) end end

return { main = makeWrapper(getLinks), single = makeWrapper(getSingleLink), linktable = makeWrapper(getLinkTable), example = makeWrapper(getExampleLinks) }