Module:Wikidata/Outils

--Fonctions élémentaires de gestion des snaks Wikidata local p = {} p.i18n = require "Module:Wikidata/I18n" local defaultlang = mw.getContentLanguage():getCode()

function p.translate(str, rep1, rep2) str = p.i18n[str] or str if rep1 then str:gsub('$1', rep1) end if rep2 then str:gsub('$2', rep2) end end

function p.snaktype(snak) return snak.snaktype end

function p.isSpecial(snak) return (snak.snaktype ~= 'value') end

function p.isValue(snak) return (snak.snaktype == 'value') end

function p.getId(snak) if p.isValue(snak) then return 'Q' .. snak.datavalue.value['numeric-id'] end end

function p.getMainId(claim) return p.getId(claim.mainsnak) end

function p.EntityId(entity) if type(entity) == 'string' then return entity end return entity.id end

function p.getValue(snak) return snak.datavalue.value end

function p.formatError( key )

   return error(p.i18n[key] or key)

end

function p.addcat(cat, sortkey) if sortkey then return end return end

function p.getEntity( val ) if type(val) == 'table' then return val end if val == '-' then return nil end return mw.wikibase.getEntityObject(val) end

function p.alreadyHere(searchset, val) for i, j in pairs(searchset) do if val == j then return true end end return false end

local function wikipediaLink(entity, lang) lang = lang or defaultlang if (type(entity) == 'string') and (lang == defaultlang) then -- le plus économique return mw.wikibase.sitelink(entity) end if type(entity) == 'string' then entity = mw.wikibase.getEntityObject(entity) end if (not entity) or type(entity) ~= 'table' then return formatError('entity-not-found') end local link = entity:getSitelink(lang .. 'wiki') if link then return ':' .. lang .. ':' .. link end end

local function wikidataLink(entity) if type(entity) == 'string' then return ':d:' .. entity elseif type(entity) == 'table' then return ':d:' .. entity.id elseif type(entity) == nil then return formatError('entity-not-found') end end

function p.getLink(entity, project, lang) lang = lang or defaultlang if (not project) or (project == 'wikipedia') then project = 'wiki' end if type(entity) == 'string' and (project == 'wiki') and ( (not lang or lang == defaultlang) ) then -- évite de charger l'élément entier return mw.wikibase.sitelink(entity) end if project == 'wikidata' then return wikidataLink(entity) end local projects = { -- nom = {préfixe sur Wikidata, préfix pour les liens sur Wikipédia, ajouter préfixe de langue} wiki = {'wiki', nil, true}, -- wikipedia commons = {'commonswiki', 'commons', false}, wikiquote = {'wikiquote', 'wikiquote', true}, wikivoyage = {'wikivoyage', 'wikivoyage', true}, wikibooks = {'wikibooks', 'wikibooks', true}, wikinews = {'wikinews', 'wikinews', true}, -- meta -- mediawiki }

entity = p.getEntity(entity) if not entity then return nil end

local projectdata = projects[project] if not projectdata then -- sinon, on peut avoir des liens du type "enwiki" plutôt que "en" et lang = "wikipedia' local i = 2 lang = string.sub(project, 1, i) while not mw.language.isValidCode(lang) do lang = string.sub(project, 1, i) i = i +1 end if not mw.language.isValidCode(lang) then return p.formatError('invalid project code: ' .. (project or '?')) end project = string.sub(project, #lang +1) projectdata = projects[project] end

if not projectdata then return p.formatError('invalid project code: ' .. (project or '?')) end

local linkcode = projectdata[1] local prefix = projectdata[2] local multiversion = projectdata[3] if multiversion then linkcode = lang .. linkcode end local link = entity:getSitelink(linkcode) if not link then return nil end

if prefix then link = prefix .. ':' .. link end if multiversion then link = ':' .. lang .. ':' .. link end return link, lang, project end

-- add new values to a list, avoiding duplicates function p.addnewvalues(old, new) if not new then return old end for _, j in pairs(new) do if not p.alreadyHere(old, j) then table.insert(old, j) end end return old end

return p