Module:Interwiki extra
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![]() | This module is rated as alpha. It is ready for third-party input, and may be used on a few pages to see if problems arise, but should be watched. Suggestions for new features or changes in their input and output mechanisms are welcome. |
Usage
{{#invoke:Interwiki extra|interwiki}}
See also {{Interwiki extra}} — wrapper.
Pages that use this module to add additional interwiki links are contained in the tracking category Category:Module:Interwiki extra: additional interwiki links (246).
-- This module provides functions and objects for dealing with interwiki links.
local checkType = require('libraryUtil').checkType
local interwikiData = mw.loadData('Module:Interwiki extra/data')
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-- Prefix class
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local Prefix = {}
Prefix.__index = Prefix
function Prefix.new(code)
checkType('Prefix.new', 1, code, 'string')
local obj = setmetatable({}, Prefix)
local data = interwikiData.prefixes[code]
if not data then
return nil
end
for k, v in pairs(data) do
obj[k] = v
end
return obj
end
function Prefix:makeUrl(page)
checkType('makeUrl', 1, page, 'string')
-- In MediaWiki, interlanguage links are wiki-encoded (spaces are encoded
-- as underscores), even if the site is not a wiki and underscores don't
-- make sense. So we do the same here.
page = mw.uri.encode(page, 'WIKI')
return mw.message.newRawMessage(self.url, page):plain()
end
function Prefix:isValidUrl(url)
checkType('isValidUrl', 1, url, 'string')
local obj1 = mw.uri.new(self.url)
local obj2 = mw.uri.new(url)
if not obj2 then
return false
elseif obj1.protocol and obj1.protocol ~= obj2.protocol then
-- Protocols only have to match if the prefix URL isn't protocol-relative
return false
elseif obj1.host ~= obj2.host then
return false
end
local function makePathQuery(obj)
return obj.path .. (obj.queryString or '')
end
local pathQuery1 = makePathQuery(obj1)
local pathQuery2 = makePathQuery(obj2)
-- Turn pathQuery1 into a string pattern by escaping all punctuation, then
-- replacing the "$1" parameter (which will have become "%$1") with ".*"
local pattern = pathQuery1:gsub('%p', '%%%0'):gsub('%%$1', '.*')
pattern = '^' .. pattern .. '$'
return pathQuery2:find(pattern) ~= nil
end
local langcode = {
['bat_smg'] = 'bat-smg',
['be_x_old'] = 'be-x-old',
['cbk_zam'] = 'cbk-zam',
['fiu_vro'] = 'fiu-vro',
['map_bms'] = 'map-bms',
['nds_nl'] = 'nds-nl',
['roa_rup'] = 'roa-rup',
['roa_tara'] = 'roa-tara',
['zh_classical'] = 'zh-classical',
['zh_min_nan'] = 'zh-min-nan', -- a comma have to be added when new lines are added
['zh_yue'] = 'zh-yue'
}
local siteexcludes = {
['metawiki'] = true,
['mediawikiwiki'] = true,
['commonswiki'] = true,
['wikidatawiki'] = true,
['specieswiki'] = true,
['enwiki'] = true
}
function Prefix.interwiki(frame)
local s = setmetatable({}, {__index = table})
local entity = mw.wikibase.getEntity()
-- use qid parameter if provided, otherwise follow P460
local qid = frame.args.qid or frame:getParent().args.qid or frame.args[1] or frame:getParent().args[1] or ''
if not mw.wikibase.isValidEntityId(qid) then
qid = nil
-- access the first valid value of P460
for i, statement in pairs(entity:getBestStatements[[P460]]) do
if statement.mainsnak.snaktype == 'value' then
qid = statement.mainsnak.datavalue.value['id']
break
end
end
end
if qid then
local entity2 = mw.wikibase.getEntity(qid)
if entity2 and entity2.sitelinks then
for i, j in pairs(entity2.sitelinks) do
-- exclude the own wiki and some wikiprojects that are not Wikipedia, even if their code ends with 'wiki'
if not siteexcludes[j.site] then
-- exclude Wikisource, Wikiquote, Wikivoyage etc
if mw.ustring.sub( j.site, mw.ustring.len(j.site) - 3 ) == 'wiki' then
local lang = langcode[mw.ustring.sub( j.site, 1, mw.ustring.len(j.site) - 4 )] or mw.ustring.sub( j.site, 1, mw.ustring.len(j.site) - 4 )
-- exclude interwiki to projects that already have sitelinks in the present page
if (entity and not entity.sitelinks[j.site]) or not entity then
-- put together a interwiki-link to other projects
s:insert( '[[' .. lang .. ':' .. j.title .. ']]' )
end
end
end
end
end
end
if #s > 0 then
s:insert("[[Category:Module:Interwiki extra: additional interwiki links]]")
end
return s:concat('')
end
return Prefix