الفرق بين المراجعتين لصفحة: «وحدة:Wikidata»

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local function loadI18n()
local function loadI18n()
local exist, res = pcall(require, "Module:Wikidata-i18n")
-- local exist, res = pcall(require, "Module:Wikidata-i18n")
if exist then
-- if exist then
tableMerge(i18n, res.i18n)
-- tableMerge(i18n, res.i18n)
end
-- end
end
end



مراجعة ١١:٤١، ١٤ مارس ٢٠١٦

-- vim: set noexpandtab ft=lua ts=4 sw=4: require('Module:No globals')

local p = {} local debug = false

-- module local variables local wiki = { langcode = mw.language.getContentLanguage().code }

-- internationalisation local i18n = {

   ["errors"] = {
       ["property-not-found"] = "Property not found.",
       ["entity-not-found"] = "Wikidata entity not found.",
       ["unknown-claim-type"] = "Unknown claim type.",
       ["unknown-entity-type"] = "Unknown entity type.",
       ["qualifier-not-found"] = "Qualifier not found.",
       ["site-not-found"] = "Wikimedia project not found.",

["unknown-datetime-format"] = "Unknown datetime format.", ["local-article-not-found"] = "Article is not yet available in this wiki"

   },
   ["datetime"] =

{ -- $1 is a placeholder for the actual number [0] = "$1 billion years", -- precision: billion years [1] = "$100 million years", -- precision: hundred million years [2] = "$10 million years", -- precision: ten million years [3] = "$1 million years", -- precision: million years [4] = "$100,000 years", -- precision: hundred thousand years [5] = "$10,000 years", -- precision: ten thousand years [6] = "$1 millennium", -- precision: millennium [7] = "$1 century", -- precision: century [8] = "$1s", -- precision: decade -- the following use the format of #time parser function [9] = "Y", -- precision: year, [10] = "F Y", -- precision: month [11] = "F j, Y", -- precision: day [12] = "F j, Y ga", -- precision: hour [13] = "F j, Y g:ia", -- precision: minute [14] = "F j, Y g:i:sa", -- precision: second ["beforenow"] = "$1 BCE", -- how to format negative numbers for precisions 0 to 5 ["afternow"] = "$1 CE", -- how to format positive numbers for precisions 0 to 5 ["bc"] = '$1 "BCE"', -- how print negative years ["ad"] = "$1", -- how print positive years -- the following are for function getDateValue() and getQualifierDateValue() ["default-format"] = "dmy", -- default value of the #3 (getDateValue) or -- #4 (getQualifierDateValue) argument ["default-addon"] = "BC", -- default value of the #4 (getDateValue) or -- #5 (getQualifierDateValue) argument ["prefix-addon"] = false, -- set to true for languages put "BC" in front of the -- datetime string; or the addon will be suffixed ["addon-sep"] = " ", -- separator between datetime string and addon (or inverse) ["format"] = -- options of the 3rd argument { ["mdy"] = "F j, Y", ["my"] = "F Y", ["y"] = "Y", ["dmy"] = "j F Y", ["ymd"] = "Y-m-d", ["ym"] = "Y-m" } }, ["monolingualtext"] = '%text', ["warnDump"] = "" }

-- Credit to http://stackoverflow.com/a/1283608/2644759 -- cc-by-sa 3.0 local function tableMerge(t1, t2) for k,v in pairs(t2) do if type(v) == "table" then if type(t1[k] or false) == "table" then tableMerge(t1[k] or {}, t2[k] or {}) else t1[k] = v end else t1[k] = v

   	end

end return t1 end

local function loadI18n() -- local exist, res = pcall(require, "Module:Wikidata-i18n") -- if exist then -- tableMerge(i18n, res.i18n) -- end end

loadI18n()

local function printError(code) return end

if debug then function p.inspectI18n(frame) local val = i18n for _, key in pairs(frame.args) do key = mw.text.trim(key) val = val[key] end return val end end

function p.descriptionIn(frame) local langcode = frame.args[1] local id = frame.args[2] -- "id" must be nil, as access to other Wikidata objects is disabled in Mediawiki configuration -- return description of a Wikidata entity in the given language or the default language of this Wikipedia site return mw.wikibase.getEntityObject(id).descriptions[langcode or wiki.langcode].value end

function p.labelIn(frame) local langcode = frame.args[1] local id = frame.args[2] -- "id" must be nil, as access to other Wikidata objects is disabled in Mediawiki configuration -- return label of a Wikidata entity in the given language or the default language of this Wikipedia site return mw.wikibase.getEntityObject(id).labels[langcode or wiki.langcode].value end

-- This is used to get a value, or a comma separated list of them if multiple values exist p.getValue = function(frame) local propertyID = mw.text.trim(frame.args[1] or "") local input_parm = mw.text.trim(frame.args[2] or "") if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntityObject() local claims if entity and entity.claims then claims = entity.claims[propertyID] end if claims then -- if wiki-linked value output as link if possible if (claims[1] and claims[1].mainsnak.snaktype == "value" and claims[1].mainsnak.datavalue.type == "wikibase-entityid") then local out = {} for k, v in pairs(claims) do local sitelink = mw.wikibase.sitelink("Q" .. v.mainsnak.datavalue.value["numeric-id"]) local label = mw.wikibase.label("Q" .. v.mainsnak.datavalue.value["numeric-id"]) if label == nil then label = "Q" .. v.mainsnak.datavalue.value["numeric-id"] end

if sitelink then out[#out + 1] = "" .. label .. "" --else --out[#out + 1] = "[[:d:Q" .. v.mainsnak.datavalue.value["numeric-id"] .. "|" .. label .. "]][*]" end end return table.concat(out, "، ") else -- just return best vakues return entity:formatPropertyValues(propertyID).value end else return "" end else return input_parm end end

-- This is used to get a value, or a comma separated list of them if multiple values exist -- from an arbitrary entry by using its QID. -- Use : المعرِّف الذي <ID> يجهله النظام; يُرجَى إدخال معرِّف كائن صالح. -- E.g.: خطأ لوا في السطر 174: attempt to index local 'entity' (a nil value). - to fetch value of 'spouse' (P26) from 'Richard Burton' (Q151973) -- Please use sparingly - this is an *expensive call*. p.getValueFromID = function(frame) local itemID = mw.text.trim(frame.args[1] or "") local propertyID = mw.text.trim(frame.args[2] or "") local input_parm = mw.text.trim(frame.args[3] or "") if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntity(itemID) local claims = entity.claims[propertyID] if claims then -- if wiki-linked value output as link if possible if (claims[1] and claims[1].mainsnak.snaktype == "value" and claims[1].mainsnak.datavalue.type == "wikibase-entityid") then local out = {} for k, v in pairs(claims) do local sitelink = mw.wikibase.sitelink("Q" .. v.mainsnak.datavalue.value["numeric-id"]) local label = mw.wikibase.label("Q" .. v.mainsnak.datavalue.value["numeric-id"]) if label == nil then label = "Q" .. v.mainsnak.datavalue.value["numeric-id"] end

if sitelink then out[#out + 1] = "" .. label .. "" --else --out[#out + 1] = "[[:d:Q" .. v.mainsnak.datavalue.value["numeric-id"] .. "|" .. label .. "]][*]" end end return table.concat(out, "، ") else return entity:formatPropertyValues(propertyID).value end else return "" end else return input_parm end end

p.getQualifierValue = function(frame) local propertyID = mw.text.trim(frame.args[1] or "") local qualifierID = mw.text.trim(frame.args[2] or "") local input_parm = mw.text.trim(frame.args[3] or "") if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntityObject() if entity.claims[propertyID] ~= nil then local out = {} for k, v in pairs(entity.claims[propertyID]) do for k2, v2 in pairs(v.qualifiers[qualifierID]) do if v2.snaktype == 'value' then if (mw.wikibase.sitelink("Q" .. v2.datavalue.value["numeric-id"])) then out[#out + 1] = "[[" .. mw.wikibase.sitelink("Q" .. v2.datavalue.value["numeric-id"]) .. "]]" --else --out[#out + 1] = "[[:d:Q" .. v2.datavalue.value["numeric-id"] .. "|" .. mw.wikibase.label("Q" .. v2.datavalue.value["numeric-id"]) .. "]][*]" end end end end return table.concat(out, "، ") else return "" end else return input_parm end end

-- This is used to get a value like 'male' (for property p21) which won't be linked and numbers without the thousand separators p.getRawValue = function(frame) local propertyID = mw.text.trim(frame.args[1] or "") local input_parm = mw.text.trim(frame.args[2] or "") if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntityObject() local claims if entity then claims = entity.claims[propertyID] end if claims then local result = entity:formatPropertyValues(propertyID, mw.wikibase.entity.claimRanks).value

-- if number type: remove thousand separators, bounds and units if (claims[1] and claims[1].mainsnak.snaktype == "value" and claims[1].mainsnak.datavalue.type == "quantity") then result = mw.ustring.gsub(result, "(%d),(%d)", "%1%2") result = mw.ustring.gsub(result, "(%d)±.*", "%1") end return result else return "" end else return input_parm end end

p.getRawQualifierValue = function(frame) local propertyID = mw.text.trim(frame.args[1] or "") local qualifierID = mw.text.trim(frame.args[2] or "") local input_parm = mw.text.trim(frame.args[3] or "") if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntityObject() if entity.claims[propertyID] ~= nil then local out = {} for k, v in pairs(entity.claims[propertyID]) do for k2, v2 in pairs(v.qualifiers[qualifierID]) do if v2.snaktype == 'value' then if v2.datavalue.value["numeric-id"] then out[#out + 1] = mw.wikibase.label("Q" .. v2.datavalue.value["numeric-id"]) else out[#out + 1] = v2.datavalue.value end end end end local ret = table.concat(out, ", ") return string.upper(string.sub(ret, 1, 1)) .. string.sub(ret, 2) else return "" end else return input_parm end end

local function parseDateValue(timestamp, date_format, date_addon) local prefix_addon = i18n["datetime"]["prefix-addon"] local addon_sep = i18n["datetime"]["addon-sep"] local addon = ""

-- check for negative date if string.sub(timestamp, 1, 1) == '-' then timestamp = '+' .. string.sub(timestamp, 2) addon = date_addon end local function d(f) local year_suffix local tstr = "" local lang_obj = mw.language.new(wiki.langcode) local f_parts = mw.text.split(f, 'Y', true) for idx, f_part in pairs(f_parts) do year_suffix = if string.match(f_part, "x[mijkot]$") then -- for non-Gregorian year f_part = f_part .. 'Y' elseif idx < #f_parts then -- supress leading zeros in year year_suffix = lang_obj:formatDate('Y', timestamp) year_suffix = string.gsub(year_suffix, '^0+', , 1) end tstr = tstr .. lang_obj:formatDate(f_part, timestamp) .. year_suffix end if addon ~= "" and prefix_addon then return addon .. addon_sep .. tstr elseif addon ~= "" then return tstr .. addon_sep .. addon else return tstr end end local _date_format = i18n["datetime"]["format"][date_format] if _date_format ~= nil then return d(_date_format) else return printError("unknown-datetime-format") end end


-- This is used to get a date value for date_of_birth (P569), etc. which won't -- be linked -- consolidate by testing if entity.claims[propertyID].mainsnak.datavalue.type -- is "time". Dates and times are stored in ISO 8601 format. p.getDateValue = function(frame) local propertyID = mw.text.trim(frame.args[1] or "") local input_parm = mw.text.trim(frame.args[2] or "") local date_format = mw.text.trim(frame.args[3] or i18n["datetime"]["default-format"]) local date_addon = mw.text.trim(frame.args[4] or i18n["datetime"]["default-addon"]) if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntityObject() if entity.claims[propertyID] ~= nil then local out = {} for k, v in pairs(entity.claims[propertyID]) do if v.mainsnak.snaktype == 'value' then local timestamp = v.mainsnak.datavalue.value.time out[#out + 1] = parseDateValue(timestamp, date_format, date_addon) end end return table.concat(out, "، ") else return "" end else return input_parm end end

p.getQualifierDateValue = function(frame) local propertyID = mw.text.trim(frame.args[1] or "") local qualifierID = mw.text.trim(frame.args[2] or "") local input_parm = mw.text.trim(frame.args[3] or "") local date_format = mw.text.trim(frame.args[4] or i18n["datetime"]["default-format"]) local date_addon = mw.text.trim(frame.args[5] or i18n["datetime"]["default-addon"]) if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntityObject() if entity.claims[propertyID] ~= nil then local out = {} for k, v in pairs(entity.claims[propertyID]) do for k2, v2 in pairs(v.qualifiers[qualifierID]) do if v2.snaktype == 'value' then local timestamp = v2.datavalue.value.time out[#out + 1] = parseDateValue(timestamp, date_format, date_addon) end end end return table.concat(out, "، ") else return "" end else return input_parm end end

-- This is used to fetch all of the images with a particular property, e.g. image (P18), Gene Atlas Image (P692), etc. -- Parameters are | propertyID | value / FETCH_WIKIDATA / nil | separator (default=space) | size (default=frameless) -- It will return a standard wiki-markup size for each image with a selectable size and separator (which may be html) -- e.g. -- e.g. -- If a property is chosen that is not of type "commonsMedia", it will return empty text. p.getImages = function(frame) local propertyID = mw.text.trim(frame.args[1] or "") local input_parm = mw.text.trim(frame.args[2] or "") local sep = mw.text.trim(frame.args[3] or " ") local imgsize = mw.text.trim(frame.args[4] or "frameless") if input_parm == "FETCH_WIKIDATA" then local entity = mw.wikibase.getEntityObject() local claims if entity and entity.claims then claims = entity.claims[propertyID] end if claims then if (claims[1] and claims[1].mainsnak.datatype == "commonsMedia") then local out = {} for k, v in pairs(claims) do local filename = v.mainsnak.datavalue.value out[#out + 1] = "" .. imgsize .. "" end return table.concat(out, sep) else return "" end else return "" end else return input_parm end end

-- This is used to get the TA98 (Terminologia Anatomica first edition 1998) values like 'A01.1.00.005' (property P1323) -- which are then linked to http://www.unifr.ch/ifaa/Public/EntryPage/TA98%20Tree/Entity%20TA98%20EN/01.1.00.005%20Entity%20TA98%20EN.htm -- uses the newer mw.wikibase calls instead of directly using the snaks -- formatPropertyValues returns a table with the P1323 values concatenated with ", " so we have to split them out into a table in order to construct the return string p.getTAValue = function(frame) local ent = mw.wikibase.getEntityObject() local props = ent:formatPropertyValues('P1323') local out = {} local t = {} for k, v in pairs(props) do if k == 'value' then t = mw.text.split( v, ", ") for k2, v2 in pairs(t) do out[#out + 1] = "" .. string.sub(v2, 2) .. "%20Entity%20TA98%20EN.htm " .. v2 .. "" end end end local ret = table.concat(out, "
") if #ret == 0 then ret = "Invalid TA" end return ret end

-- returns the page id (Q...) of the current page or nothing of the page is not connected to Wikidata function p.pageId(frame) local entity = mw.wikibase.getEntityObject() if not entity then return nil else return entity.id end end

-- the "qualifiers" and "snaks" field have a respective "qualifiers-order" and "snaks-order" field -- use these as the second parameter and this function instead of the built-in "pairs" function -- to iterate over all qualifiers and snaks in the intended order. local function orderedpairs(array, order) if not order then return pairs(array) end

-- return iterator function

   local i = 0
   return function()
       i = i + 1
       if order[i] then
           return order[i], array[order[i]]
       end
   end	

end

-- precision: 0 - billion years, 1 - hundred million years, ..., 6 - millennia, 7 - century, 8 - decade, 9 - year, 10 - month, 11 - day, 12 - hour, 13 - minute, 14 - second local function normalizeDate(date) date = mw.text.trim(date, "+") -- extract year local yearstr = mw.ustring.match(date, "^\-?%d+") local year = tonumber(yearstr) -- remove leading zeros of year return year .. mw.ustring.sub(date, #yearstr + 1), year end

local function formatDate(date, precision, timezone) precision = precision or 11 local date, year = normalizeDate(date) if year == 0 and precision <= 9 then return "" end

	-- precision is 10000 years or more

if precision <= 5 then local factor = 10 ^ ((5 - precision) + 4) local y2 = math.ceil(math.abs(year) / factor) local relative = mw.ustring.gsub(i18n.datetime[precision], "$1", tostring(y2)) if year < 0 then relative = mw.ustring.gsub(i18n.datetime.beforenow, "$1", relative) else relative = mw.ustring.gsub(i18n.datetime.afternow, "$1", relative) end return relative end

	-- precision is decades, centuries and millennia

local era if precision == 6 then era = mw.ustring.gsub(i18n.datetime[6], "$1", tostring(math.floor((math.abs(year) - 1) / 1000) + 1)) end if precision == 7 then era = mw.ustring.gsub(i18n.datetime[7], "$1", tostring(math.floor((math.abs(year) - 1) / 100) + 1)) end if precision == 8 then era = mw.ustring.gsub(i18n.datetime[8], "$1", tostring(math.floor(math.abs(year) / 10) * 10)) end if era then if year < 0 then era = mw.ustring.gsub(mw.ustring.gsub(i18n.datetime.bc, '"', ""), "$1", era) elseif year > 0 then era = mw.ustring.gsub(mw.ustring.gsub(i18n.datetime.ad, '"', ""), "$1", era) end return era end

	-- precision is year
	if precision == 9 then
		return year
	end

-- precision is less than years if precision > 9 then --[[ the following code replaces the UTC suffix with the given negated timezone to convert the global time to the given local time timezone = tonumber(timezone) if timezone and timezone ~= 0 then timezone = -timezone timezone = string.format("%.2d%.2d", timezone / 60, timezone % 60) if timezone[1] ~= '-' then timezone = "+" .. timezone end date = mw.text.trim(date, "Z") .. " " .. timezone end ]]--

local formatstr = i18n.datetime[precision] if year == 0 then formatstr = mw.ustring.gsub(formatstr, i18n.datetime[9], "") elseif year < 0 then -- Mediawiki formatDate doesn't support negative years date = mw.ustring.sub(date, 2) formatstr = mw.ustring.gsub(formatstr, i18n.datetime[9], mw.ustring.gsub(i18n.datetime.bc, "$1", i18n.datetime[9])) elseif year > 0 and i18n.datetime.ad ~= "$1" then formatstr = mw.ustring.gsub(formatstr, i18n.datetime[9], mw.ustring.gsub(i18n.datetime.ad, "$1", i18n.datetime[9])) end return mw.language.new(wiki.langcode):formatDate(formatstr, date) end end

local function printDatavalueEntity(data, parameter) -- data fields: entity-type [string], numeric-id [int, Wikidata id] local id

if data["entity-type"] == "item" then id = "Q" .. data["numeric-id"] elseif data["entity-type"] == "property" then id = "P" .. data["numeric-id"] else return printError("unknown-entity-type") end

if parameter then if parameter == "link" then local linkTarget = mw.wikibase.sitelink(id) local linkName = mw.wikibase.label(id) if linkTarget then -- if there is a local Wikipedia article link to it using the label or the article title return "" .. (linkName or linkTarget) .. "" else -- if there is no local Wikipedia article output the label or link to the Wikidata object to let the user input a proper label if linkName then return linkName else return "" .. id .. "" end end else return data[parameter] end else return mw.wikibase.label(id) or id end end

local function printDatavalueTime(data, parameter) -- data fields: time [ISO 8601 time], timezone [int in minutes], before [int], after [int], precision [int], calendarmodel [wikidata URI] -- precision: 0 - billion years, 1 - hundred million years, ..., 6 - millennia, 7 - century, 8 - decade, 9 - year, 10 - month, 11 - day, 12 - hour, 13 - minute, 14 - second -- calendarmodel: e.g. http://www.wikidata.org/entity/Q1985727 for the proleptic Gregorian calendar or http://www.wikidata.org/wiki/Q11184 for the Julian calendar] if parameter then if parameter == "calendarmodel" then data.calendarmodel = mw.ustring.match(data.calendarmodel, "Q%d+") -- extract entity id from the calendar model URI elseif parameter == "time" then data.time = normalizeDate(data.time) end return data[parameter] else return formatDate(data.time, data.precision, data.timezone) end end

local function printDatavalueMonolingualText(data, parameter) -- data fields: language [string], text [string] if parameter then return data[parameter] else local result = mw.ustring.gsub(mw.ustring.gsub(i18n.monolingualtext, "%%language", data["language"]), "%%text", data["text"]) return result end end

local function findClaims(entity, property) if not property or not entity or not entity.claims then return end

if mw.ustring.match(property, "^P%d+$") then -- if the property is given by an id (P..) access the claim list by this id return entity.claims[property] else -- otherwise, iterate over all properties, fetch their labels and compare this to the given property name for k, v in pairs(entity.claims) do if mw.wikibase.label(k) == property then return v end end return end end

local function getSnakValue(snak, parameter) if snak.snaktype == "value" then -- call the respective snak parser if snak.datavalue.type == "string" then return snak.datavalue.value elseif snak.datavalue.type == "globecoordinate" then return printDatavalueCoordinate(snak.datavalue.value, parameter) elseif snak.datavalue.type == "quantity" then return printDatavalueQuantity(snak.datavalue.value, parameter) elseif snak.datavalue.type == "time" then return printDatavalueTime(snak.datavalue.value, parameter) elseif snak.datavalue.type == "wikibase-entityid" then return printDatavalueEntity(snak.datavalue.value, parameter) elseif snak.datavalue.type == "monolingualtext" then return printDatavalueMonolingualText(snak.datavalue.value, parameter) end end return mw.wikibase.renderSnak(snak) end

local function getQualifierSnak(claim, qualifierId) -- a "snak" is Wikidata terminology for a typed key/value pair -- a claim consists of a main snak holding the main information of this claim, -- as well as a list of attribute snaks and a list of references snaks if qualifierId then -- search the attribute snak with the given qualifier as key if claim.qualifiers then local qualifier = claim.qualifiers[qualifierId] if qualifier then return qualifier[1] end end return nil, printError("qualifier-not-found") else -- otherwise return the main snak return claim.mainsnak end end

local function getValueOfClaim(claim, qualifierId, parameter) local error local snak snak, error = getQualifierSnak(claim, qualifierId) if snak then return getSnakValue(snak, parameter) else return nil, error end end

local function getReferences(frame, claim) local result = "" -- traverse through all references for ref in pairs(claim.references or {}) do local refparts -- traverse through all parts of the current reference for snakkey, snakval in orderedpairs(claim.references[ref].snaks or {}, claim.references[ref]["snaks-order"]) do if refparts then refparts = refparts .. ", " else refparts = "" end -- output the label of the property of the reference part, e.g. "imported from" for P143 refparts = refparts .. tostring(mw.wikibase.label(snakkey)) .. ": " -- output all values of this reference part, e.g. "German Wikipedia" and "English Wikipedia" if the referenced claim was imported from both sites for snakidx = 1, #snakval do if snakidx > 1 then refparts = refparts .. ", " end refparts = refparts .. getSnakValue(snakval[snakidx]) end end if refparts then result = result .. frame:extensionTag("ref", refparts) end end return result end

function p.claim(frame) local property = frame.args[1] or "" local id = frame.args["id"] -- "id" must be nil, as access to other Wikidata objects is disabled in Mediawiki configuration local qualifierId = frame.args["qualifier"] local parameter = frame.args["parameter"] local list = frame.args["list"] local references = frame.args["references"] local showerrors = frame.args["showerrors"] local default = frame.args["default"] if default then showerrors = nil end

-- get wikidata entity local entity = mw.wikibase.getEntityObject(id) if not entity then if showerrors then return printError("entity-not-found") else return default end end -- fetch the first claim of satisfying the given property local claims = findClaims(entity, property) if not claims or not claims[1] then if showerrors then return printError("property-not-found") else return default end end

-- get initial sort indices local sortindices = {} for idx in pairs(claims) do sortindices[#sortindices + 1] = idx end -- sort by claim rank local comparator = function(a, b) local rankmap = { deprecated = 2, normal = 1, preferred = 0 } local ranka = rankmap[claims[a].rank or "normal"] .. string.format("%08d", a) local rankb = rankmap[claims[b].rank or "normal"] .. string.format("%08d", b) return ranka < rankb

	end

table.sort(sortindices, comparator)

local result local error if list then local value -- iterate over all elements and return their value (if existing) result = {} for idx in pairs(claims) do local claim = claims[sortindices[idx]] value, error = getValueOfClaim(claim, qualifierId, parameter) if not value and showerrors then value = error end if value and references then value = value .. getReferences(frame, claim) end result[#result + 1] = value end result = table.concat(result, list) else -- return first element local claim = claims[sortindices[1]] result, error = getValueOfClaim(claim, qualifierId, parameter) if result and references then result = result .. getReferences(frame, claim) end end

if result then return result else if showerrors then return error else return default end end end

-- look into entity object function p.ViewSomething(frame) local f = (frame.args[1] or frame.args.id) and frame or frame:getParent() local id = f.args.id if id and (#id == 0) then id = nil end local data = mw.wikibase.getEntityObject(id) if not data then return nil end

local i = 1 while true do local index = f.args[i] if not index then if type(data) == "table" then return mw.text.jsonEncode(data, mw.text.JSON_PRESERVE_KEYS + mw.text.JSON_PRETTY) else return tostring(data) end end

data = data[index] or data[tonumber(index)] if not data then return end

i = i + 1 end end

-- getting sitelink of a given wiki function p.getSiteLink(frame) local f = frame.args[1] local entity = mw.wikibase.getEntity() if not entity then return end local link = entity:getSitelink( f ) if not link then return end return link end

function p.Dump(frame) local f = (frame.args[1] or frame.args.id) and frame or frame:getParent() local data = mw.wikibase.getEntityObject(f.args.id) if not data then return i18n.warnDump end

local i = 1 while true do local index = f.args[i] if not index then

return "

"..mw.dumpObject(data).."

".. i18n.warnDump

end

data = data[index] or data[tonumber(index)] if not data then return i18n.warnDump end

i = i + 1 end end

return p