Module:Csdcheck

-- -- This module checks whether any of a given set of input criteria are valid CSD criteria. -- It is also possible to specify pre-defined or custom sets of CSD criteria to check against. --

local p = {}

function critMatch(s,test_values) -- returns true if s matches one of the table of test_values if type(test_values) == "table" then for n,value in ipairs(test_values) do          if s == value then return true end end else error("the second parameter passed to critMatch must be a table",2) end end

function p.check(frame) -- the main CSD check function

-- get arguments local args; if frame == mw.getCurrentFrame then -- We're being called via #invoke. If the invoking template passed any args, use -- them. Otherwise, use the args that were passed into the template. args = frame:getParent.args; for k, v in pairs(frame.args) do           args = frame.args; break end else -- We're being called from another module or from the debug console, so assume -- the args are passed in directly. args = frame; end

-- define variables local input_values = {}; local test_criteria = {}; local all_criteria = { -- all valid CSD criteria "G1", "G2" , "G3" , "G4" , "G5" , "G6" , "G7" , "G8" , "G9" , "G10" , "G11" , "G12" , "G13" , "A1", "A2" , "A3" , "A5" , "A7" , "A9" , "A10" , "F1", "F2" , "F3" , "F4" , "F5" , "F6" , "F7" , "F8" , "F9" , "F10" , "F11" , "C1", "C2" , "U1", "U2" , "U3" , "R2", "R3" , "T2", "T3" , "P1", "P2" };   local tag_criteria = { -- all CSD criteria used by Template:Db-multiple "G1", "G2" , "G3" , "G4" , "G5" , "G6" , "G7" , "G8" , "G10" , "G11" , "G12" , "G13" , "A1", "A2" , "A3" , "A5" , "A7" , "A9" , "A10" , "F1", "F2" , "F3" , "F7" , "F8" , "F9" , "F10" , "C1" , "U1", "U2" , "U3" , "R2", "R3" , "T2" , "P1", "P2" };   local notice_criteria = { -- all CSD criteria used by Template:Db-notice-multiple "G1", "G2" , "G3" , "G4" , "G10" , "G11" , "G12" , "G13" , "A1", "A2" , "A3" , "A5" , "A7" , "A9" , "A10" , "F1", "F2" , "F3" , "F7" , "F9" , "F10" , "C1" , "U3" , "R2", "R3" , "T2" , "P1", "P2" };

-- build tables of input values and test criteria for k,v in pairs(args) do       v = mw.ustring.upper(v);

-- insert positional parameter values into input_values if type(k) == "number" then v = mw.ustring.gsub(v,"^%s*(.-)%s*$","%1"); -- strip whitespace from positional parameters table.insert(input_values,v)

-- insert critn parameter values into test_criteria elseif mw.ustring.match(k,"^crit[1-9]%d*$") then if critMatch(v,all_criteria) then -- check to make sure the criteria are valid table.insert(test_criteria,v) end end end

-- work out which set of CSD criteria to check against local criteria_set = {} if next(test_criteria) then -- if any test criteria are specified, use those regardless of the "set" parameter criteria_set = test_criteria; elseif args["set"] == "tag" then criteria_set = tag_criteria; elseif args["set"] == "notice" then criteria_set = notice_criteria; else criteria_set = all_criteria; end

-- check the input values against the criteria set and output "yes" if there is a match for i,v in ipairs(input_values) do       if critMatch(v,criteria_set) then return "yes" end end end

return p