Modula:Wikidata/Flags
Dokumentasjon for denne modulen kan opprettes på Modula:Wikidata/Flags/veahkki
local p = {};
function p.getFlag( parseTimeFromSnak, countryEntityOrId, actualDate )
local flagClaims;
if type( countryEntityOrId ) == "string" then
flagClaims = mw.wikibase.getAllStatements( countryEntityOrId, 'P41' )
elseif countryEntityOrId and countryEntityOrId.claims and countryEntityOrId.claims.P41 then
flagClaims = countryEntityOrId.claims.P41
end
if not flagClaims or #flagClaims == 0 then
return nil;
end
local countryFlags = {};
for _, flagImageStatement in pairs( flagClaims ) do
if flagImageStatement.rank ~= 'deprecated' then
local flagImage;
if flagImageStatement and
flagImageStatement.mainsnak and
flagImageStatement.mainsnak.datavalue and
flagImageStatement.mainsnak.datavalue.value and
not (flagImageStatement.qualifiers and flagImageStatement.qualifiers.P366)
then
flagImage = flagImageStatement.mainsnak.datavalue.value;
end
local flagStartTime = -9223372036854775808;
if flagImageStatement.qualifiers and
flagImageStatement.qualifiers.P580 and
flagImageStatement.qualifiers.P580[ 1 ]
then
if type( parseTimeFromSnak ) == 'table' then
parseTimeFromSnak = parseTimeFromSnak.parseTimeFromSnak;
end
local parsedFlagStartTime = parseTimeFromSnak( flagImageStatement.qualifiers.P580[ 1 ] );
if parsedFlagStartTime then
flagStartTime = parsedFlagStartTime;
end
end
if flagImage then
countryFlags[ flagStartTime ] = flagImage;
end
end
end
local goodFlag = nil;
if countryFlags then
local ordered_dates = {};
for flagBeginDate in pairs( countryFlags ) do
table.insert( ordered_dates, flagBeginDate );
end
table.sort( ordered_dates );
for i = 1, #ordered_dates do
local flagBeginDate, flag = ordered_dates[ i ], countryFlags[ ordered_dates[ i ] ];
if actualDate >= flagBeginDate then
goodFlag = flag;
end
end
end
if goodFlag then
return '[[File:' .. goodFlag .. '|20x15px|border]]';
end
return nil;
end
return p;