private WikiDataState CheckStringValue(Item item, String propertyId, String expected, Boolean createStatement, Boolean overrideWrongData, out Statement statement)
{
if ( item == null )
throw new ArgumentNullException("item");
WikiDataState result = WikiDataState.Unknown;
// Statement claim = item.Claims.FirstOrDefault(x => x.IsAboutProperty(WikiBase.PropertyIdCountry)) as Statement;
var property = new EntityId(propertyId);
Statement claim = item.Claims.FirstOrDefault(x => property.Equals(x.mainSnak.PropertyId)) as Statement;
var dataValue = new StringValue(expected);
var snak = new Snak(SnakType.Value, new EntityId(propertyId), dataValue);
if ( claim == null )
{
if ( String.IsNullOrEmpty(expected) )
{
result = WikiDataState.Valid;
}
else
{
result = WikiDataState.NotSet;
if ( createStatement )
{
claim = item.createStatementForSnak(snak);
}
}
}
else
{
Snak oldSnak = claim.mainSnak;
var oldDataValue = oldSnak.DataValue as StringValue;
if ( oldDataValue.Value == dataValue.Value )
{
result = WikiDataState.Valid;
}
else
{
if ( !String.IsNullOrEmpty(expected) )
{
result = WikiDataState.WrongValue;
if ( overrideWrongData )
{
claim.mainSnak = snak;
}
}
else
{
result = WikiDataState.DataMissing;
}
}
}
statement = claim as Statement;
return result;
}
private WikiDataState CheckStringMultiValue(Item item, String propertyId, String expectedValue, Boolean createStatement, out Statement statement)
{
if ( item == null )
throw new ArgumentNullException("item");
WikiDataState result = WikiDataState.Unknown;
if ( String.IsNullOrEmpty(expectedValue) )
{
statement = null;
return result; // TODO better handling!
}
var dataValue = new StringValue(expectedValue);
var snak = new Snak(SnakType.Value, new EntityId(propertyId), dataValue);
var property = new EntityId(propertyId);
Statement foundStatement = null;
foreach ( var claim in item.Claims.Where(x => property.Equals(x.mainSnak.PropertyId)) )
{
Snak oldSnak = claim.mainSnak;
var oldDataValue = oldSnak.DataValue as StringValue;
if ( oldDataValue.Value == dataValue.Value )
{
foundStatement = claim as Statement;
result = WikiDataState.Valid;
}
}
if ( foundStatement == null )
{
if ( String.IsNullOrEmpty(expectedValue) )
{
result = WikiDataState.Valid;
}
else
{
result = WikiDataState.Incomplete;
if ( createStatement )
{
foundStatement = item.createStatementForSnak(snak);
}
}
}
statement = foundStatement;
return result;
}
