Module:Forumlink

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Documentation [edit]

This page is a stub - it only covers the very basics of its subject. More information should be added to make the page informative and useful. If no more information is available, the page should be considered for a merge, redirect, or deletion.

Details: documentation to be written

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Please see Template:Forumlink for usage information. Use the template rather than invoking the module.

The above documentation is transcluded from Module:Forumlink/doc.

local p = {}
local largs

--Keys must be lowercase
--Can override using same key as in types
local presets = {
	npo = { domain = 'npowned.net', type = 'invision',
		forum = 'forums/forum/%s/', topic = 'forums/topic/%s/', default = 'forums/' },
	cn = { domain = 'forums.cybernations.net', type='invision' },
	ns = { domain = 'forum.nationstates.net', type='phpbb' },
	tsp = { domain = 'tspforums.xyz', type='mybb' },
	tsparchive = { domain = 'archive.tspforums.xyz', type='mybbold' },
}

--Keys must be lowercase
--If parameters are numerical only, set sep to ''
local types = {
	invision = {
		sep = '-',
		announcement = 'announcement/%s/',
		forum = 'forum/%s/',
		news = 'news/%s/',
		profile = 'profile/%s/',
		topic = 'topic/%s/',
		post = '?do=findComment&comment=%s',
		default = 'index.php',
		postRequiresTopic = true
	},
	mybb = {
		sep = '',
		forum = 'forum-%s.html',
		profile = 'user-%s.html',
		topic = 'thread-%s.html',
		post = '-post-%s.html#pid%s',
		default = 'index.php',
		postRequiresTopic = true
	},
	mybbold = {
		sep = '',
		forum = 'forumdisplay.php?fid=%s',
		profile = 'member.php?action=profile&uid=%s',
		topic = 'showthread.php?tid=%s',
		post = '&pid=%s#pid%s',
		default = 'index.php',
		postRequiresTopic = true
	},
	phpbb = {
		sep = '',
		forum = 'viewforum.php?f=%s',
		profile = 'memberlist.php?mode=viewprofile&u=%s',
		topic = 'viewtopic.php?t=%s',
		post = 'viewtopic.php?p=%s#p%s',
		default = 'index.php',
		postRequiresTopic = false
	},
}

local function argDefault(arg, default)
	if mw.text.trim(largs[arg] or '') == '' then
		return default
	else
		return largs[arg]
	end
end

local function geturl(url, arg1, arg2, preset, ftype, typename)
	--Calculate overrides
	local part1, part2, sep
	if not preset then preset = {} end
	if preset[arg1] then
		part1 = preset[arg1]
	else 
		part1 = ftype[arg1]
	end
	if arg2 ~= '' then
		if preset[arg2] then
			part2 = preset[arg2]
		else
			part2 = ftype[arg2]
		end
	end
	if preset.sep then
		sep = preset.sep
	else
		sep = ftype.sep
	end
	
	if arg1 == 'default' then
		return url .. part1
	end
	
	local text1, text2 = '', ''
	text1 = mw.ustring.lower(largs[arg1])
	if arg2 ~= '' then
		text2 = mw.ustring.lower(largs[arg2])
	end
	
	if sep ~= ' ' then
		--character class: %s is any space character
		text1 = mw.ustring.gsub(text1, '%s', sep)
		text2 = mw.ustring.gsub(text2, '%s', sep)
	end
	
	--printf: %s is a placeholder for a string
	--param passed twice for formats that need it (e.g. phpbb post);
	--  if different params are needed the script will need a rewrite
	--  (Lua doesn't support specifying arg num)
	url = url .. mw.ustring.format(part1, text1, text1)
	if text2 ~= '' then
		url = url .. mw.ustring.format(part2, text2, text2)
	end
	
	if typename == 'mybb' and arg2 == 'post' then
		url = mw.ustring.gsub(url, '.html', '', 1)
	end
	
	return url
end

function p.main(frame)
	return p.call(frame:getParent().args)
end

function p.call(args)
	largs = args-- lazy shortcut for local args
	local ftype, typename, url, domain, display
	if argDefault('http') then
		url = 'http://'
	else
		url = 'https://'
	end
	local preset = presets[mw.ustring.lower(argDefault(1, ''))]
	if not preset then
		domain = argDefault(1)
		ftype = argDefault('type')
	else
		domain = preset.domain
		ftype = preset.type
	end
	if not domain then
		return '<span class="error">missing site address</span>'
	end
	if not ftype then
		return '<span class="error">missing forum type</span>'
	end
	ftype = mw.ustring.lower(ftype)
	typename = ftype
	ftype = types[ftype]
	if not ftype then
		return '<span class="error">type is invalid or unrecognized</span>'
	end
	url = url .. domain .. '/'
	
	--post has to come first, the rest are just in case multiple params are used accidentally
	local params = {'post', 'topic', 'profile', 'forum', 'news', 'announcement'}
	local component1 = 'default'
	local component2 = ''
	for i, para in ipairs(params) do
		if argDefault(para) then
			component1 = para
			if para == 'post' and ftype.postRequiresTopic then
				component2 = 'topic'
			end
			if component2 ~= '' and not argDefault(component2) then
				return '<span class="error">' .. component2 .. ' is required to link to ' .. component1 .. '</span>'
			end
			if component1 == 'post' and component2 == 'topic' then
				component1 = 'topic'
				component2 = 'post'
			end
			break
		end
	end
	
	url = geturl(url, component1, component2, preset, ftype, typename)
	
	if argDefault('numbered') then
		return '[' .. url .. ']'
	end
	
	display = argDefault(2)
	if not display then
		if component1 == 'default' then
			display = args[1] .. ' forums'
		else
			display = args[component1]
		end
	end
	return '[' .. url .. ' ' .. display .. ']'
end

return p