Module:Development versions

This module implements {{development versions}}.

local p = {}
p.list = function( f )
	local args = f:getParent().args
	local title = mw.title.getCurrentTitle().rootText
	local version = args[1] or title

	if not version:find('Edition') and not version:find('Launcher') then
		version = 'Java Edition ' .. version
	end
	
	f:callParserFunction ( '#dplvar:set', 'parentVersion', version )
	
	local categories = args.categories or 'previews, test builds, builds, alphas, betas, experimental snapshots, snapshots, pre-releases, release candidates'
	local devVersions = ''
	for category in mw.text.gsplit( categories, '%s*,%s*' ) do
		devVersions = devVersions .. '|' .. version .. ' ' .. category
	end
	devVersions = f:callParserFunction( '#dpl:', {
			category = mw.text.trim( devVersions, '%s|' ),
			format = ',|%PAGE%',
			ordermethod = 'sortkey',
			debug = '1'
		} )
	devVersions = mw.text.trim( devVersions, '%s|' )
	
	local edition = version:match( '^.- Edition' )
	local content = {}
	local brokenPages = {}
	for page in mw.text.gsplit( devVersions, '|' ) do
		local devVersion = page
		if edition then
			devVersion = page:gsub( '^' .. edition, '' )
		elseif version:find('Launcher') then
			devVersion = page:gsub( 'Launcher', '' )
				:gsub( "x", "''x''" )
				:gsub( "''x''''x''", "''xx''" )
		end
		
		local wikitext = mw.title.new( page )
		if not wikitext then
			return
		end
		wikitext = wikitext:getContent()
		if wikitext:match( '<onlyinclude>' ) and wikitext:match( '</onlyinclude>' ) then
			table.insert( content, '<onlyinclude>=[[' .. page .. '|' .. devVersion .. ']]=</onlyinclude>' .. wikitext )
		else
			table.insert( brokenPages, '"[[' .. page .. ']]"' )
		end
	end
	
	if #brokenPages > 0 then
		error( mw.text.listToText( brokenPages ) .. ' missing <onlyinclude>', 0 )
		return
	end
	
	content = table.concat( content )
		:gsub( '^.-<onlyinclude>%s*', '\n' )
		:gsub( '%s*</onlyinclude>.-<onlyinclude>%s*', '\n' )
		:gsub( '%s*</onlyinclude>.*$', '\n' )
		:gsub( '\n(=+ *[^\n]+ *=+)', '\n=%1=' )
	
	return f:preprocess( mw.text.trim( content ) )
end
return p