Module:SportsRankings explained

require('strict');

local p =

local error_msg = '

|_template= missing or empty';

-- data for various rankings held in module subpages, e.g. "Module:SportsRankings/data/FIFA World Rankings"local data = --parameters containing data help in three tables data.source = -- parameters for using in cite web (title, url, website) data.updated = -- date of latest update (month, day, year) data.rankings = -- the rankings list (country code, ranking, movement) data.alias = -- alias list (country code, country name [=key]) --

local templateArgs = -- contains arguments from template involking module

local function getArgs(frame) local parents = mw.getCurrentFrame:getParent for k,v in pairs(parents.args) do --check content if v and v ~= "" then templateArgs[k]=v --parents.args[k] end end for k,v in pairs(frame.args) do --check content if v and v ~= "" then templateArgs[k]=v --parents.args[k] end end -- allow empty caption to blank default if parents.args['caption'] then templateArgs['caption'] = parents.args['caption'] end if frame.args['caption'] then templateArgs['caption'] = frame.args['caption'] endend

local function loadData(frame) local source = frame.args[1] -- source of rankings e.g. FIFA World Rankings data = require('Module:SportsRankings/data/'.. source); end

local function getDate(option) local dateTable = data.updated -- there must be date table (data.updated) -- TODO add a warning and/or category if option

"LAST" then local lastDateTable = data.previous if lastDateTable then -- there might not be a previous data table (data.previous) dateTable = lastDateTable else return "No previous date available (data.updated missing)" end end if templateArgs['mdy'] and templateArgs['mdy'] ~= "" then return dateTable['month'] .. " " .. dateTable['day'] .. ", " .. dateTable['year'] else return dateTable['day'] .. " " .. dateTable['month'] .. " " .. dateTable['year'] endend

local function addCiteWeb(frame) -- use cite web template return frame:expandTemplateendlocal function addReference(frame) local text = "" if data.source['text'] then text = data.source['text'] end return frame:expandTemplate

end

--movement |datefunction p.main(frame) getArgs(frame) -- returns args table having checked for content loadData(frame) local outputString = "" local validCode = false local country = templateArgs[2] -- country name or county code passed as parameter local rank, move if string.len(country)

3 then -- if we have a three letter country code for _,u in pairs(data.alias) do -- run through alias list if u[1]

country then -- if code = passed parameter country = u[2] -- set country name as key for ranking table validCode = true break end end -- if no match of code to country name, set category if not validCode then outputString="" .. outputString end end for _,v in pairs(data.rankings) do if v[1]

country then rank = v[2] -- get rank move = v[3] -- get move from last ranking break end end if not rank then -- no ranking found (do we want a tracking for no rank found?) rank = 'NR' --outputString="" .. outputString --outputString="" .. outputString end if rank ~= 'NR' then outputString = outputString .. ' ' .. rank .. ' ' if move < 0 and math.abs(move)

math.abs(rank) then -- new teams in ranking: move = -ranking outputString = outputString .. frame:expandTemplate elseif move

0 then -- if no change in ranking outputString = outputString .. frame:expandTemplate elseif move < 0 then -- if ranking down outputString = outputString .. frame:expandTemplate if move ~= -1000 then outputString = outputString .. ' ' .. math.abs(move) end elseif move > 0 then -- if ranking up outputString = outputString .. frame:expandTemplate if move ~= 1000 then outputString = outputString .. ' ' .. move end end else outputString = outputString .. frame:expandTemplate -- end outputString = outputString .. ' (' .. getDate .. ')' outputString = outputString .. addReference(frame) return outputString end

--ranking|first|last the ranking to use, fist and last in table other parameters: |style= -- CSS styling |headerN= footerN= -- displays header and footer rows with additional information |caption= -- value of caption to display -- by default it generates a caption -- this can be suppressed with empty |caption=local function table(frame, ranking, first,last)

local styleString = "" if templateArgs['style'] and templateArgs['style'] ~= "" then styleString = templateArgs['style'] end local sublist2 = local sublist3 = local lastRank = 0 local selectCount = 0 local selectData = nil local selectList = nil if templateArgs['select'] then if data.confederation[templateArgs['select']] then selectList = templateArgs['select'] selectData = data.confederation[selectList] selectCount = 1 end end -- column header customisation local rankHeader = templateArgs['rank_header'] or "Rank" local selectionHeader = templateArgs['selection_header'] or selectList or "Rank" local teamHeader = templateArgs['team_header'] or "Team" local pointsHeader = templateArgs['points_header'] or "Points" local changeHeader = templateArgs['change_header'] or "Change" --start table local outputString = '

' .. caption .. addReference(frame) end -- add header rows (logo, date of update etc) local count = 0 local header = local tableWidth = 4 if selectList then tableWidth = 5 end while count < 5 do count = count + 1 if templateArgs['header'..count] then header[count] = templateArgs['header'..count] header[count] = p.replaceKeywords(header[count]) outputString = outputString .. '\n

-\n	' .. header[count] end end -- add the add part of the table local optionalColumn = "" if selectList then optionalColumn = '\n	' .. selectionHeader end outputString = outputString .. '\n	-' .. optionalColumn .. '\n!' .. rankHeader .. '\n	' .. changeHeader .. '\n!' .. teamHeader .. '\n	' .. pointsHeader local change,code = , --while i= first and v[2] <= last then for _,u in pairs(data.alias) do -- get country code from name if u[2] v[1] then code = u[1] -- if alias (country code) then use country name as key break end end local continue = true if selectList then -- select from list continue = false for _,u in pairs(selectData) do if u v[1] or u code then continue = true break end end end if continue true then local rowString = '\n	-' if selectList then local selectRank = selectCount if v[2] lastRank then selectRank = selectCount -1 end -- only handles two at same rank rowString = rowString .. '\n	' .. selectRank selectCount = selectCount + 1 end rowString = rowString .. '\n	' .. v[2] -- rank lastRank = v[2] local move = v[3] if move < 0 and math.abs(move) math.abs(v[2]) then -- new teams in ranking: move = -ranking change = frame:expandTemplate elseif move 0 then -- if no change in ranking change = frame:expandTemplate elseif move < 0 then -- if ranking down change = frame:expandTemplate .. ' ' .. math.abs(move) elseif move > 0 then -- if ranking up change = frame:expandTemplate .. ' ' .. move end rowString = rowString .. '	' .. change --for _,u in pairs(data.alias) do if u[2] v[1] then code = u[1] -- if alias (country code) then use country name as key break end end --TODO reorganise the following with better logic --template to display flag icon and team link (e.g. fb, fbw, bk, ih) e.g. "FIFA World Rankings" = 'fb', "FIFA Women's World Rankings" 'fbw', "FIBA World Rankings" = 'bk', "IIHF World Ranking" = 'ih' tries with country code, then if error, tried with country name local countryTemplate = data.templates['flagged_team_link'] local flagVariant = "" if data.templates.flagvar and data.templates.flagvar[code] then flagVariant = data.templates.flagvar[code] end local flagCode = code if data.templates.flag_codes then flagCode = data.templates.flag_codes[code] or code end local countryIconString = frame:expandTemplate -- country local _,test = string.gsub(countryIconString, "Template:Country data", "") -- page does not exist if test 1 then -- if error try country name countryIconString = frame:expandTemplate --countryIconString = "testing" else -- countryIconString = "exists" end rowString = rowString .. '\n	' .. countryIconString local points = "" if v[4] then points = v[4] end rowString = rowString .. '	' .. points -- country for now, later points outputString = outputString .. rowString end end end -- add footer rows count = 0 local footer = while count < 5 do count = count + 1 if templateArgs['footer'..count] then footer[count] = templateArgs['footer'..count] footer[count] = p.replaceKeywords(footer[count]) outputString = outputString .. '\n	-\n	' .. footer[count] end end outputString = outputString .. "\n

"

return outputString end

function p.replaceKeywords(keyword) keyword = string.gsub(keyword, "INSERT_UPDATE_DATE", getDate) keyword = string.gsub(keyword, "INSERT_LAST_DATE", getDate("LAST")) if string.find(keyword, "INSERT_REFERENCE") then keyword = string.gsub(keyword, "INSERT_REFERENCE", addReference(mw.getCurrentFrame)) end return keywordend

--ranking= -- ranking to display (e.g. FIFA World Rankings) |first= |last= -- first and last ranking to display (defaults 1-10)function p.list(frame)

getArgs(frame) -- returns args table having checked for content loadData(frame) local ranking = frame.args[1] local first = tonumber(frame.args['2']) or 1 local last = tonumber(frame.args['3']) or 10 return table(frame, ranking, first, last)end

--ranking |country |span -- ranking - the ranking to display (e.g. FIFA World Rankings) -- country - country table is centred around -- span= - rows to display above and below countryfunction p.list2(frame)

getArgs(frame) -- returns args table having checked for content loadData(frame) local ranking = frame.args[1] local first, last = 1,10 local country = frame.args[2] -- name or code of country to center table around local span = frame.args[3] or 2 -- number of rows to display above and below country (default:2) if string.len(country)

3 then -- if three letter country code for _,u in pairs(data.alias) do if u[1]

country then country = u[2] -- if country code then use country name break end end end for k,v in pairs(data.rankings) do -- find position of country in rankings if v[1]

country then first = v[2]-span last = v[2]+span end end return table(frame, ranking, first, last)end

return p