Modul:Officeholder party tracking

localp={}
functionp.tracking(frame)
tcat='Category:Pages using infobox officeholder with an atypical party value'
functionisblank(val)
return(val==nil)orval:match('^[%s]*$')
end
localfunctioniswikilink(s)
returnsands~=''
end
localpname=frame.args.partyor''
ifisblank(pname)then
return''
end
pname=mw.text.unstrip(pname)
ifpname:match('^%s*%[%[([^%[%]]*)%]%]%s*$')then
return''
end
tkey=pname:match('^%s*(.-)%s*$')
tkey=mw.ustring.gsub(tkey,'[%[%]|]','')
tkey=mw.ustring.gsub(tkey,'[^%w\-_ ]','?')
return'[['..tcat..'|'..tkey..' ]]'
end
returnp