# Module:Type in location

local p = {}
local plaintext = require("Module:Plain text")._main
local language = mw.language.getContentLanguage  
--Cleanup/format location for use in short descriptions
function p.prepareLoc
return p._prepareLoc (.args[1])
end  
function p._prepareLoc (text)
text = plaintext(text)
text = text..',' --comma at the end makes things convenient
text = mw.ustring.gsub(text,'%b', ', ') --remove things in brackets as extraneous information
text = mw.ustring.gsub(text,'[^%s,]*%d[^%s,]*', '') --remove things with digits as generally being unnecessary postal codes/road numbers etc
text = mw.ustring.gsub(text,'(,%s-),', '%1') --fix possible blank separated commas from previous cleanup
text = mw.ustring.gsub(text,'%s%s', ' ') --fix possible extra spaces from previous cleanup
text = mw.ustring.gsub(text,'^[%s,]*', '') --trim commas and spaces from beginning
text = mw.ustring.gsub(text,'[%s,]*$', '') --trim commas and spaces from end
return text
end  
--Gets general location from more specific one for short descriptions
--i.e if a location is specified to be "P. Sherman 42 Wallaby Way Sydney, Australia", return "Sydney, Australia"
--splits by commas and returns last two entries  
function p.generalLoc
return p._generalLoc (.args[1])
end  
function p._generalLoc (loc)
loc = p._prepareLoc(loc)
local split = {}
local num = 0
loc = loc..',' --comma at the end for convenient splitting with gmatch
for k in mw.ustring.gmatch(loc,'([^,]*),') do --split by commas
table.insert(split, k)
num = num + 1
end
if num == 1 then --if only comma was the one at the end return the whole thing
return split[1]
else
return split[num-1]..','..split[num] --return last two entries separated by commas
end
end  
--validate type parameter
function p.validateTyp (typ, args)
args = args or {}
local checkpatterns = args['check-patterns']
local invalidadd = args.invalidadd
if checkpatterns then
for k in mw.ustring.gmatch(checkpatterns..';','([^;]*);') do --split checkpatterns by ;, check if one of the patterns is in type
if mw.ustring.match(mw.ustring.lower(typ),k) then
return typ
end
end
if invalidadd then --if invalid, add to make it valid
return typ..' '..invalidadd
end
else
return typ
end
end  
function p._generateDesc (args)
local cleanupLoc = require('Module:Settlement short description').cleanupLoc
local typ = args[1] or ""
typ = plaintext(args[1]) or ""
if #typ == 0 then return end -- bail out if type is empty
local sep = ((args.sep == 'no') and '') or args.sep or ' in ' --if args.sep set to no, nothing between typ and loc, if it has other value put that
local loc = args[2] or ""
local func
if args['full-loc'] then func = '_prepareLoc' else func = '_generalLoc' end
loc = p[func](loc) or ""
loc = cleanupLoc(loc) or ""
loc = mw.text.trim(loc)
loc = loc and #loc > 0 and sep..loc or ""
typ = p.validateTyp (typ, args)
return typ and language:ucfirst(typ..loc)
end  
function p.generateDesc
local args = require('Module:Arguments').getArgs
return p._generateDesc(args) or ""
end  
--Display short description using
function p.shortdesc(text, )
= or mw.getCurrentFrame
return :expandTemplate{title = 'Short description', args = {text, 'noreplace'}}
end  
function p._main(args, )
= or mw.getCurrentFrame
local desc = p._generateDesc(args)
return desc and p.shortdesc(desc, )
end  
--generates type in location
function p.main
local args = require('Module:Arguments').getArgs (, {frameOnly = true})
return p._main(args, ) or ""
end  
return p