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Holger>Werner von Basil K (Änderte die Schutzeinstellungen für „Modul:Wikidata“: https://de.wikipedia.org/w/index.php?title=Wikipedia:Vandalismusmeldung&diff=233204706&oldid=233204663&diffmode=source ([Bearbeiten=Nur Administratoren] (unbeschränkt) [Verschieben=Nur Administratoren] (unbeschränkt))) |
Holger (Diskussion | Beiträge) K (1 Version importiert) |
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Aktuelle Version vom 30. April 2023, 10:11 Uhr
Die Dokumentation für dieses Modul kann unter Modul:Wikidata/Doku erstellt werden
-- module local variables
local wiki =
{
langcode = mw.language.getContentLanguage().code
}
-- internationalisation
local i18n =
{
["errors"] =
{
["property-not-found"] = "Eigenschaft nicht gefunden.",
["entity-not-found"] = "Wikidata-Eintrag nicht gefunden.",
["entity-not-valid"] = "Die an die Wikidata-Schnittstelle übergebene Item-ID ist nicht gültig.",
["unknown-claim-type"] = "Unbekannter Aussagentyp.",
["unknown-entity-type"] = "Unbekannter Entity-Typ.",
["qualifier-not-found"] = "Qualifikator nicht gefunden.",
["site-not-found"] = "Wikimedia-Projekt nicht gefunden.",
["invalid-parameters"] = "Ungültige Parameter.",
["module-not-loaded"] = "Loading of additional module failed."
},
["maintenance-pages"] =
{
["entity-not-found"] = "Wikidata/Wartung/Fehlendes Datenobjekt",
["entity-not-valid"] = "Wikidata/Wartung/Ungültige Datenobjekt-Identifikationsnummer",
["property-not-existing"] = "Wikidata/Wartung/Eigenschaft existiert nicht"
},
["datetime"] =
{
-- $1 is a placeholder for the actual number
[0] = "$1 Mrd. Jahren", -- precision: billion years
[1] = "$100 Mio. Jahren", -- precision: hundred million years
[2] = "$10 Mio. Jahren", -- precision: ten million years
[3] = "$1 Mio. Jahren", -- precision: million years
[4] = "$100.000 Jahren", -- precision: hundred thousand years
[5] = "$10.000 Jahren", -- precision: ten thousand years
[6] = "$1. Jahrtausend", -- precision: millenium
[7] = "$1. Jahrhundert", -- precision: century
[8] = "$1er", -- precision: decade
-- the following use the format of #time parser function
[9] = "Y", -- precision: year,
[10] = "F Y", -- precision: month
[11] = "j. F Y", -- precision: day
[12] = 'j. F Y, G "Uhr"', -- precision: hour
[13] = "j. F Y G:i", -- precision: minute
[14] = "j. F Y G:i:s", -- precision: second
["beforenow"] = "vor $1", -- how to format negative numbers for precisions 0 to 5
["afternow"] = "in $1", -- how to format positive numbers for precisions 0 to 5
["bc"] = '$1 "v.Chr."', -- how print negative years
["ad"] = "$1" -- how print positive years
},
["monolingualtext"] = '<span lang="%language">%text</span>',
["FETCH_WIKIDATA"] = "ABFRAGE_WIKIDATA"
}
local numberIsParentCalls = 0 -- global value to count calls of expensive function isParent, including recursive calls
--important properties
local propertyId =
{
["starttime"] = "P580",
["endtime"] = "P582",
["pointoftime"] = "P585"
}
local formatchar =
{
[10] = {"n","m","M","F","xg"}, --precision: month
[11] = {"W","j","d","z","D","l","N","w"}, --precision: day
[12] = {"a","A","g","h","G","H"}, --precision: hour
[13] = {"i"}, --precision: minute
[14] = {"s","U"} --precision: second
}
local function printError(code)
return '<span class="error">' .. (i18n.errors[code] or code) .. '</span>'
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
-- Function to check whether a certain item is a parent of a given item.
-- If pExitItem is reached without finding the searched parent item, the search stops.
-- A parent is connected via P31 or P279.
-- Attention: very intensive function, use carefully!
local function isParent(pItem, pParent, pExitItem, pMaxDepth, pDepth)
numberIsParentCalls = numberIsParentCalls + 1
if not pDepth then pDepth = 0 end
if type(pItem) == "number" then pItem = "Q" .. pItem end
local entity = mw.wikibase.getEntity(pItem)
if not entity then return false end
local claims31
local claims279
if entity.claims then
claims31 = entity.claims[mw.wikibase.resolvePropertyId('P31')]
claims279 = entity.claims[mw.wikibase.resolvePropertyId('P279')]
else
return false
end
if not claims31 and not claims279 then return false end
local parentIds = {}
if claims31 and #claims31 > 0 then
for i, v in ipairs(claims31) do parentIds[#parentIds+1] = getSnakValue(v.mainsnak, "numeric-id") end
end
if claims279 and #claims279 > 0 then
for i, v in ipairs(claims279) do parentIds[#parentIds+1] = getSnakValue(v.mainsnak, "numeric-id") end
end
-- check if searched parent or exit item is reached or do recursive call
if not parentIds[1] or #parentIds == 0 then return false end
local itemString = ""
local result = nil
for i, v in ipairs(parentIds) do
if not v then return false end
itemString = "Q" .. v
if itemString == pParent then
-- successful!
return true
elseif itemString == pExitItem or itemString == "Q35120" then
-- exit if either "exit item" or node item (Q35120) is reached
return false
else
if pDepth+1 < pMaxDepth then
result = isParent(itemString, pParent, pExitItem, pMaxDepth, pDepth+1)
else return false end
if result == true then return result end
end
end
do return false end
end
local function printDatavalueCoordinate(data, parameter)
-- data fields: latitude [double], longitude [double], altitude [double], precision [double], globe [wikidata URI, usually http://www.wikidata.org/entity/Q2 [earth]]
if parameter then
if parameter == "globe" then data.globe = mw.ustring.match(data.globe, "Q%d+") end -- extract entity id from the globe URI
return data[parameter]
else
return data.latitude .. "/" .. data.longitude -- combine latitude and longitude, which can be decomposed using the #titleparts wiki function
end
end
local function printDatavalueQuantity(data, parameter)
-- data fields: amount [number], unit [string], upperBound [number], lowerBound [number]
if not parameter or parameter == "amount" then
return tonumber(data.amount)
elseif parameter == "unit" then
return mw.ustring.match(data.unit, "Q%d+")
else
return data[parameter]
end
end
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
-- precision: 0 - billion years, 1 - hundred million years, ..., 6 - millenia, 7 - century, 8 - decade, 9 - year, 10 - month, 11 - day, 12 - hour, 13 - minute, 14 - second
function formatDate(date, precision, timezone, formatstr)
precision = precision or 11
date, year = normalizeDate(date)
date = string.gsub(date, "-00%f[%D]", "-01")
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 millenia
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 years or less
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
]]--
if formatstr then
for i=(precision+1), 14 do
for _, ch in pairs(formatchar[i]) do
if formatstr:find(ch) then
formatstr = i18n.datetime[precision]
end
end
end
else
formatstr = i18n.datetime[precision]
end
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 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 - millenia, 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
local para, formatstr = parameter:match("([^:]+):([^:]+)")
if parameter == "calendarmodel" then
data.calendarmodel = string.match(data.calendarmodel, "Q%d+") -- extract entity id from the calendar model URI
elseif para and para == "time" then
return formatDate(data.time, data.precision, data.timezone,formatstr)
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 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
local link = linkTarget
-- if there is a local Wikipedia article linking to it, use the label or the article title
if linkName and (linkName ~= linkTarget) then link = link .. "|" .. linkName end
return "[[" .. link .. "]]"
else
-- if there is no local Wikipedia article output the label or link to the Wikidata object to input a proper label
if linkName then return linkName else return "[[:d:" .. id .. "|" .. id .. "]]" end
end
else
return data[parameter]
end
else
return mw.wikibase.label(id) or id
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
function getSnakValue(snak, parameter)
-- snaks have three types: "novalue" for null/nil, "somevalue" for not null/not nil, or "value" for actual data
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
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 and 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 datavalueTimeToDateObject(data)
local sign, year, month, day, hour, minute, second = string.match(data.time, "(.)(%d+)%-(%d+)%-(%d+)T(%d+):(%d+):(%d+)Z")
local result =
{
year = tonumber(year),
month = tonumber(month),
day = tonumber(day),
hour = tonumber(hour),
min = tonumber(minute),
sec = tonumber(second),
timezone = data.timezone,
julian = data.calendarmodel and string.match(data.calendarmodel, "Q11184$")
}
if sign == "-" then result.year = -result.year end
return result
end
function julianDay(dateObject)
local year = dateObject.year
local month = dateObject.month or 0
local day = dateObject.day or 0
if month == 0 then month = 1 end
if day == 0 then day = 1 end
if month <= 2 then
year = year - 1
month = month + 12
end
local time = ((((dateObject.sec or 0) / 60 + (dateObject.min or 0) + (dateObject.timezone or 0)) / 60) + (dateObject.hour or 0)) / 24
local b
if dateObject.julian then b = 0 else
local century = math.floor(year / 100)
b = 2 - century + math.floor(century / 4)
end
return math.floor(365.25 * (year + 4716)) + math.floor(30.6001 * (month + 1)) + day + time + b - 1524.5
end
function getQualifierSortValue(claim, qualifierId)
local snak = getQualifierSnak(claim, qualifierId)
if snak and snak.snaktype == "value" then
if snak.datavalue.type == "time" then
return julianDay(datavalueTimeToDateObject(snak.datavalue.value))
else
return getSnakValue(snak)
end
end
end
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
function formatReference(ref)
-- "imported from"-references are useless, skip them:
if ref["P143"] or ref["P4656"] then return nil end
-- load [[Modul:Zitation]]
local ZitationSuccess, r = pcall(require, "Modul:Zitation")
if type(r) == "table" then
Zitation = r.Zitation()
-- clear Zitation state from previous invocations
Zitation.o = nil
end
-- assert (ZitationSuccess, i18n["errors"]["module-not-loaded"])
-- assignments of Wikidata properties to Zitation parameters
local wdZmap = {
P1433 = {"bas", "Werk"},
P248 = {"bas", "Werk"},
P1476 = {"bas", "Titel"},
P1680 = {"bas", "TitelErg"},
P407 = {"bas", "Sprache"},
P364 = {"bas", "Sprache"},
P2439 = {"bas", "Sprache"},
P123 = {"bas", "Verlag"},
P577 = {"bas", "Datum"},
P98 = {"bas", "Hrsg"},
P2093 = {"bas", "Autor"},
P50 = {"bas", "Autor"},
P1683 = {"bas", "Zitat"},
P854 = {"www", "URL"},
P813 = {"www", "Abruf"},
P1065 = {"www", "ArchivURL"},
P2960 = {"www", "ArchivDatum"},
P2701 = {"www", "Format"},
P393 = {"print", "Auflage"},
P291 = {"print", "Ort"},
P304 = {"fragment", "Seiten"},
P792 = {"fragment", "Kapitel"},
P629 = {"orig", "Titel"}
}
for prop, value in pairs(ref) do
if wdZmap[prop] then
if type(value) == "table" then
-- More snaks with same property, we concatenate using a comma
value = table.concat(value, ", ")
end
-- value should be string now, so we can call Zitation
if type(value) == "string" and string.len(value) > 0 then
Zitation.fill(wdZmap[prop][1], wdZmap[prop][2], value, prop)
end
end
end
-- if no title on Wikidata, try to use the URL as title
if (not ref["P1476"]) and ref["P854"] then
local URLutil = Zitation.fetch("URLutil")
Zitation.fill("bas", "Titel", URLutil.getHost(ref["P854"]))
end
return Zitation.format()
end
function getReferences(frame, claim)
local result = ""
-- traverse through all references
for ref in pairs(claim.references or {}) do
local refTable = {}
for snakkey, snakval in orderedpairs(claim.references[ref].snaks or {}, claim.references[ref]["snaks-order"]) do
if #snakval == 1 then
refTable[snakkey] = getSnakValue(snakval[1])
else
--
local multival = {}
for snakidx = 1, #snakval do
table.insert(multival, getSnakValue(snakval[snakidx]))
end
refTable[snakkey] = multival
end
end
local formattedRef, f = formatReference(refTable)
if formattedRef and formattedRef ~= "" then
local hash = mw.hash.hashValue('fnv164', formattedRef)
result = result .. frame:extensionTag("ref", formattedRef, { name = '_' .. hash })
end
end
return result
end
local function hasqualifier(claim, qualifierproperty)
local invert
if string.sub(qualifierproperty, 1, 1) == "!" then invert = true else invert = false end
if not claim.qualifiers and not invert then return false end
if not claim.qualifiers and invert then return true end
if qualifierproperty == '' then return true end
if not invert and not claim.qualifiers[qualifierproperty] then return false end
if invert and claim.qualifiers[string.sub(qualifierproperty, 2)] then return false end
return true
end
local function qualifierhasvalue(claim, property, value)
if not claim.qualifiers then return false end
if not claim.qualifiers[property] then return false end
for key, snak in pairs(claim.qualifiers[property]) do
if snak.snaktype == "value" then
if snak.datavalue.type == "wikibase-entityid" then
if snak.datavalue.value.id == value then
return true
end
--TODO: elseif other types
end
end
end
return false
end
local function hassource(claim, sourceproperty)
if not claim.references then return false end
if sourceproperty == '' or sourceproperty == "true" then return true end
if string.sub(sourceproperty,1,1) ~= "!" then
for _, source in pairs(claim.references) do
if source.snaks[sourceproperty] then return true end
end
return false
else
for _, source in pairs(claim.references) do
for key in pairs(source.snaks) do
if key ~= string.sub(sourceproperty,2) then return true end
end
end
return false
end
end
function atdate(claim, mydate)
local refdate, mydateyear
if not mydate or mydate == "" then
refdate = os.date("!*t")
else
if string.match(mydate, "^%d+$") then
refdate = { year = tonumber(mydate) }
mydateyear = tonumber(mydate)
else
refdate = datavalueTimeToDateObject({ time = mw.language.getContentLanguage():formatDate("+Y-m-d\\TH:i:s\\Z", mydate) })
mydateyear = 0
end
end
local refjd = julianDay(refdate)
local exactdate = getQualifierSortValue(claim, propertyId["pointoftime"])
local mindate = getQualifierSortValue(claim, propertyId["starttime"])
local maxdate = getQualifierSortValue(claim, propertyId["endtime"])
if exactdate then
-- if there is an exact date in the qualifier, and the atdate parameter is on year precision, mindate is the beginning of the year and maxdate is 31st Dec of that particular year
local refmaxjd
if mydateyear > 0 then
refmaxjd = julianDay({ year = tonumber(mydate), month=12, day=31 })
else
refmaxjd = refjd
end
if exactdate < refjd or exactdate > refmaxjd then return false end
else
if mindate and mindate > refjd then return false end
if maxdate and maxdate < refjd then return false end
end
return true -- success, the claim was valid at "mydate"
end
local function notdeprecated(claim)
return claim.rank ~= "deprecated"
end
--returns a table of claims excluding claims not passed the filters
function filterClaims(frame, claims)
local function filter(condition, filterfunction)
if not frame.args[condition] then
return
end
local newclaims = {}
for i, claim in pairs(claims) do
if filterfunction(claim, frame.args[condition]) then
table.insert(newclaims, claim)
end
end
claims = newclaims
end
filter('hasqualifier', hasqualifier)
filter('hassource', hassource)
filter('atdate', atdate)
if not frame.args.includedeprecated then
frame.args.notdeprecated = true
filter('notdeprecated', notdeprecated)
end
-- use additional unnamed parameters as qualifier conditions (in pairs)
for key in pairs(frame.args) do
if type(key) == "number" and key > 2 and key % 2 == 1 then
-- key = 3, 5, 7 and so on
local newclaims = {}
local values = frame.args[key]
local negated = string.sub(values, 1, 1) == "!"
if negated then values = string.sub(values, 2) end
for i, claim in pairs(claims) do
local hasvalue = false
for val in mw.text.gsplit(values, ",") do
if qualifierhasvalue(claim, frame.args[key - 1], val) then
hasvalue = true
break
end
end
if hasvalue ~= negated then table.insert(newclaims, claim) end
end
claims = newclaims
end
end
return claims
end
local p = {}
function p.isSubclass(frame)
if not frame.args["parent"] then return "" end
local maxDepth
maxDepth = tonumber(frame.args["maxDepth"]) or 5
local result
if frame.args["id"] == frame.args["parent"] then
result = true
else
result = isParent(frame.args["id"], frame.args["parent"], frame.args["exitItem"], maxDepth)
end
-- mw.log(numberIsParentCalls) --uncomment to load number of isParent() calls into log
if frame.args["returnInt"] then
if result == true then return 1 else return "" end
else
if result then return result else return false end
end
end
function p.descriptionIn(frame)
local langcode = frame.args[1]
local id = frame.args[2]
-- return description of a Wikidata entity in the given language or the default language of this Wikipedia site
local entity = mw.wikibase.getEntity(id)
if entity and entity.descriptions then
local desc = entity.descriptions[langcode or wiki.langcode]
if desc then return desc.value end
else
return "";
end
end
function p.labelIn(frame)
local langcode = frame.args[1]
local id = frame.args[2]
-- return label of a Wikidata entity in the given language or the default language of this Wikipedia site
local entity = mw.wikibase.getEntity(id)
if entity and entity.labels then
local label = entity.labels[langcode or wiki.langcode]
if label then return label.value end
else
return "";
end
end
function p.claim(frame)
local property = frame.args[1] or ""
local id = frame.args["id"]
local qualifierId = frame.args["qualifier"]
local parameter = frame.args["parameter"]
local language = frame.args["language"]
local countValues = frame.args["countValues"]
local list = frame.args["list"]
local includeempty = frame.args["includeempty"]
local listMaxItems = tonumber(frame.args["listMaxItems"]) or 0
local references = frame.args["references"]
local sort = frame.args["sort"]
local sortEmptiesFirst = frame.args["sortEmptiesFirst"]
local sortInItem = frame.args["sortInItem"]
local inverse = frame.args["inverse"]
local showerrors = frame.args["showerrors"]
local default = frame.args["default"]
if default then showerrors = nil end
-- get wikidata entity
if id then
if not mw.wikibase.isValidEntityId(id) then
if showerrors then
return printError("entity-not-valid")
else
local temp = mw.title.new(i18n["maintenance-pages"]["entity-not-valid"], "Modul").exists
return default
end
elseif not mw.wikibase.entityExists(id) then
if showerrors then
return printError("entity-not-found")
else
local temp = mw.title.new(i18n["maintenance-pages"]["entity-not-found"], "Modul").exists
return default
end
end
end
local entity = mw.wikibase.getEntity(id)
if not entity then
if showerrors then return printError("entity-not-found") else return default end
end
-- check if property exists
local realProp = mw.wikibase.resolvePropertyId(property)
if not realProp then
local temp = mw.title.new(i18n["maintenance-pages"]["property-not-existing"], "Modul").exists
end
-- fetch the first claim of satisfying the given property
local claims
if entity.claims then claims = entity.claims[realProp] end
if not claims or not claims[1] then
if countValues then return 0
elseif showerrors then return printError("property-not-found")
else return default end
end
--filter claims
claims = filterClaims(frame, claims)
if not claims[1] then
if countValues then return 0 else return default end
end
-- get initial sort indices
local sortindices = {}
for idx in pairs(claims) do
sortindices[#sortindices + 1] = idx
end
local comparator
if sort then
comparator = function(a, b) --comparator function for sorting statements based on qualifier value
-- load qualifier values
local QualifierSortValueA = getQualifierSortValue(claims[a], sort)
local QualifierSortValueB = getQualifierSortValue(claims[b], sort)
-- if either of the two statements does not have this qualifer:
---- if sortEmptiesFirst=true: sort it to the beginning
---- else: always sort it to the end
if not QualifierSortValueB then
if not QualifierSortValueA then
-- if neither of the two statements has this qualifier, arbitrarily but consistently return a < b
return a < b
elseif sortEmptiesFirst then
return false
else
return true
end
elseif not QualifierSortValueA then
if sortEmptiesFirst then return true else return false end
end
if type(QualifierSortValueA) ~= type(QualifierSortValueB) and not (tonumber(QualifierSortValueA) and tonumber(QualifierSortValueB)) then
if tonumber(QualifierSortValueA) then return true
elseif tonumber(QualifierSortValueB) then return false
elseif tostring(QualifierSortValueA) and tostring(QualifierSortValueB) then
if inverse then return tostring(QualifierSortValueA) > tostring(QualifierSortValueB) else return tostring(QualifierSortValueA) < tostring(QualifierSortValueB) end
else return false end -- different types, neither numbers nor strings, no chance to compare => random result to avoid script error
elseif tonumber(QualifierSortValueA) and tonumber(QualifierSortValueB) then
QualifierSortValueA = tonumber(QualifierSortValueA)
QualifierSortValueB = tonumber(QualifierSortValueB)
end
if inverse then
return QualifierSortValueA > QualifierSortValueB
else
return QualifierSortValueA < QualifierSortValueB
end
end
elseif sortInItem then
-- fill table sortkeys
local sortkeys = {}
local snakSingle
local sortkeyValueId
local claimContainingValue
for idx, claim in pairs(claims) do
snakSingle = getQualifierSnak(claim)
sortkeyValueId = "Q" .. getSnakValue(snakSingle, "numeric-id")
claimContainingValue = mw.wikibase.getEntity(sortkeyValueId).claims[mw.wikibase.resolvePropertyId(sortInItem)]
if claimContainingValue then
sortkeys[#sortkeys + 1] = getValueOfClaim(claimContainingValue[1])
else
sortkeys[#sortkeys + 1] = ""
end
end
comparator = function(a, b)
if inverse then
return sortkeys[a] > sortkeys [b]
else
return sortkeys[a] < sortkeys [b]
end
end
else
-- sort by claim rank
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
end
table.sort(sortindices, comparator)
local result
local error
if countValues then
local count = 0
for _ in pairs(claims) do count = count + 1 end
result = count
elseif list then
list = string.gsub(list, "\\n", "\n") -- if a newline is provided (whose backslash will be escaped) unescape it
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 value ~= 0 and showerrors then value = error end
if not value and value ~= 0 and includeempty then value = "" end
if value and references then value = value .. getReferences(frame, claim) end
result[#result + 1] = value
end
if listMaxItems and listMaxItems > 0 then
result = table.concat(result, list, 1, math.min(#result, listMaxItems))
else
result = table.concat(result, list)
end
else
-- return first element
local claim = claims[sortindices[1]]
if language == "Q" then
result, error = "Q" .. getSnakValue(getQualifierSnak(claim), "numeric-id")
elseif language and claim.mainsnak.datatype == "monolingualtext" then
-- iterate over claims to find adequate language
for idx, claim in pairs(claims) do
if claim.mainsnak.datavalue.value.language == language then
result, error = getValueOfClaim(claim, qualifierId, parameter)
break
end
end
else
result, error = getValueOfClaim(claim, qualifierId, parameter)
end
if references == "only" then
result = getReferences(frame, claim)
elseif 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
function p.getValue(frame)
local param = frame.args[2]
if param == "FETCH_WIKIDATA" or param == i18n["FETCH_WIKIDATA"] then return p.claim(frame) else return param end
end
function p.pageId(frame)
local id = frame.args[1]
local entity = mw.wikibase.getEntity(id)
if not entity then return "" else return entity.id end
end
function p.labelOf(frame)
local id = frame.args[1]
-- returns the label of the given entity/property id
-- if no id is given, the one from the entity associated with the calling Wikipedia article is used
if not id then
local entity = mw.wikibase.getEntity()
if not entity then return printError("entity-not-found") end
id = entity.id
end
return mw.wikibase.label(id)
end
function p.sitelinkOf(frame)
local id = frame.args[1]
-- returns the Wikipedia article name of the given entity
-- if no id is given, the one from the entity associated with the calling Wikipedia article is used
if not id then
local entity = mw.wikibase.getEntity()
if not entity then return printError("entity-not-found") end
id = entity.id
end
return mw.wikibase.sitelink(id)
end
function p.badges(frame)
local site = frame.args[1]
local id = frame.args[2]
if not site then return printError("site-not-found") end
local entity = mw.wikibase.getEntity(id)
if not entity then return printError("entity-not-found") end
local badges = entity.sitelinks[site].badges
if badges then
local result
for idx = 1, #badges do
if result then result = result .. "/" .. badges[idx] else result = badges[idx] end
end
return result
end
end
function p.sitelinkCount(frame)
local filter = "^.*" .. (frame.args[1] or "") .. "$"
local id = frame.args[2]
local entity = mw.wikibase.getEntity(id)
local count = 0
if entity and entity.sitelinks then
for project, _ in pairs(entity.sitelinks) do
if string.find(project, filter) then count = count + 1 end
end
end
return count
end
-- call this in cases of script errors within a function instead of {{#invoke:Wikidata|<method>|...}} call {{#invoke:Wikidata|debug|<method>|...}}
function p.debug(frame)
local func = frame.args[1]
if func then
-- create new parameter set, where the first parameter with the function name is removed
local newargs = {}
for key, val in pairs(frame.args) do
if type(key) == "number" then
if key > 1 then newargs[key - 1] = val end
else
newargs[key] = val
end
end
frame.args = newargs
local status, result = pcall(p[func], frame)
-- if status then return tostring(result) or "" else return '<span class="error">' .. result .. '</span>' end -- revert
if status then return result else return '<span class="error">' .. result .. '</span>' end
else
return printError("invalid-parameters")
end
end
function p.printEntity(frame)
local id = frame.args[1]
local entity = mw.wikibase.getEntity(id)
if entity then return "<pre>" .. mw.text.jsonEncode(entity, mw.text.JSON_PRETTY) .. "</pre>" end
end
-- formfill Template:Coordinate (NS, EW, name from WikidataEntity) and expand it
-- füllt Vorlage:Coordinate (NS, EW, name mit Wikidata-Werten) + expandiert sie
-- 1st frame.arg .. Q prefixed entity id (mandatory)
-- named frame.arg "type", "region", "text" .. see doc of 'Coordinate' template
function p.ffCoordinate(frame)
local f = frame
local id = f.args[1] or f.args.Q
local name = f.args.name or p.labelIn{ args = { nil, id, id = id }}
local coord = mw.text.split(p.claim{ args = { "P625", id, id = id }}, '/')
coord[1] = tonumber(coord[1])
coord[2] = tonumber(coord[2])
local t, r = f.args.type, f.args.region
if not t
then t = p.claim{ args = { "P31", id, id = id, language = "Q" }}
t = t and t:gsub("Q.*", {
Q8502 = "mountain",
Q54050 = "landmark"
})
if not t or t and t:find("Q", 1, true)
then t="" -- no default, let Coordinate warn about unset type= param
end
end
if not r
then r = p.claim{ args = { "P17", id, id = id, language = "Q" }}
r = r and p.claim{ args = { "P297", r, id = r }}
if not r
then r="" -- no default, let Coordinate warn about unset region= param
end
end
return ('<span data-sort-value="%010.6f"></span>'):format((f.args.sortkey
or "EW"):find("EW", 1, true) and coord[2]+360.0 or coord[1]+180.0
) .. f:expandTemplate{ title = 'Coordinate', args = {
NS = coord[1], EW = coord[2], type = t, region = r,
text = f.args.text or (f.args.maplink and "ICON0" or "/"),
name = name, simple = f.args.simple
}} .. (not f.args.maplink and "" or (" " ..
--f:callParserFunction{ name="#statements", args={ "P625", from = id } }
f:callParserFunction{ name="#tag:maplink", args={ "",
class = "no-icon", text = f.args.mlname and name,
zoom = 12, latitude = coord[1], longitude = coord[2]
}}
))
end
function p.ffCoordinateAndLatLonMaplink(frame)
frame.args.maplink = 1
--frame.args.mlname = nil
return p.ffCoordinate(frame)
end
function p.ffCoordinateAndMaplink(frame)
frame.args.maplink = 1
frame.args.mlname = 1
return p.ffCoordinate(frame)
end
return p