protected override string ConvertTo(TypeConverterOptions options, object value)
{
if (value == null) return "Unknown";
var dt = Convert.ToDateTime(value);
if (dt == DateTime.MinValue) return "Unknown";
return dt.ToString("g");
}
public void ConvertFromStringTest()
{
var converter = new DateTimeConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
var dateTime = DateTime.Now;
// Valid conversions.
Assert.AreEqual( dateTime.ToString(), converter.ConvertFromString( typeConverterOptions, dateTime.ToString() ).ToString() );
Assert.AreEqual( dateTime.ToString(), converter.ConvertFromString( typeConverterOptions, dateTime.ToString( "o" ) ).ToString() );
Assert.AreEqual( dateTime.ToString(), converter.ConvertFromString( typeConverterOptions, " " + dateTime + " " ).ToString() );
// Invalid conversions.
try
{
converter.ConvertFromString( typeConverterOptions, null );
Assert.Fail();
}
catch( CsvTypeConverterException )
{
}
}
/// <summary>
/// Merges TypeConverterOptions by applying the values of sources in order to a
/// new TypeConverterOptions instance.
/// </summary>
/// <param name="sources">The sources that will be applied.</param>
/// <returns>A new instance of TypeConverterOptions with the source applied to it.</returns>
public static TypeConverterOptions Merge( params TypeConverterOptions[] sources )
{
var options = new TypeConverterOptions();
foreach( var source in sources )
{
if( source == null )
{
continue;
}
if( source.CultureInfo != null )
{
options.CultureInfo = source.CultureInfo;
}
if( source.DateTimeStyle != null )
{
options.DateTimeStyle = source.DateTimeStyle;
}
#if !NET_2_0 && !NET_3_5 && !PCL
if( source.TimeSpanStyle != null )
{
options.TimeSpanStyle = source.TimeSpanStyle;
}
#endif
if( source.NumberStyle != null )
{
options.NumberStyle = source.NumberStyle;
}
if( source.Format != null )
{
options.Format = source.Format;
}
#if NET_2_0
if( !EnumerableHelper.SequenceEqual( options.booleanTrueValues, source.booleanTrueValues ) )
#else
if( !options.booleanTrueValues.SequenceEqual( source.booleanTrueValues ) )
#endif
{
options.booleanTrueValues.Clear();
options.booleanTrueValues.AddRange( source.booleanTrueValues );
}
#if NET_2_0
if( !EnumerableHelper.SequenceEqual( options.booleanFalseValues, source.booleanFalseValues ) )
#else
if( !options.booleanFalseValues.SequenceEqual( source.booleanFalseValues ) )
#endif
{
options.booleanFalseValues.Clear();
options.booleanFalseValues.AddRange( source.booleanFalseValues );
}
}
return options;
}
protected override string ConvertTo(TypeConverterOptions options, object value)
{
double d = Convert.ToDouble(value);
string format = options.NumberStyle.HasValue ? "#.#" : "###.#";
string s = d.IsZero() ? "Unknown" : d.ToString(format);
return s;
}
public string ConvertToString(TypeConverterOptions options, object value)
{
var color = (Color)value;
var stringValue = ColorTranslator.ToHtml(color);
return stringValue;
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
var formatProvider = (IFormatProvider)options.CultureInfo;
TimeSpan span;
#if !NET_2_0 && !NET_3_5 && !PCL
var timeSpanStyle = options.TimeSpanStyle ?? TimeSpanStyles.None;
if( !string.IsNullOrEmpty( options.Format ) && TimeSpan.TryParseExact( text, options.Format, formatProvider, timeSpanStyle, out span ) )
{
return span;
}
if( string.IsNullOrEmpty( options.Format ) && TimeSpan.TryParse( text, formatProvider, out span ) )
{
return span;
}
#else
if( TimeSpan.TryParse( text, out span ) )
{
return span;
}
#endif
return base.ConvertFromString( options, text );
}
public void ConvertTest()
{
var converter = new EnumerableConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.IsTrue( converter.CanConvertFrom( typeof( string ) ) );
Assert.IsTrue( converter.CanConvertTo( typeof( string ) ) );
try
{
converter.ConvertFromString( typeConverterOptions, "" );
Assert.Fail();
}
catch( CsvTypeConverterException )
{
}
try
{
converter.ConvertToString( typeConverterOptions, 5 );
Assert.Fail();
}
catch( CsvTypeConverterException )
{
}
}
public void ConvertFromStringTest()
{
var converter = new EnumConverter( typeof( TestEnum ) );
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual( TestEnum.One, converter.ConvertFromString( typeConverterOptions, "One" ) );
Assert.AreEqual( TestEnum.One, converter.ConvertFromString( typeConverterOptions, "one" ) );
Assert.AreEqual( TestEnum.One, converter.ConvertFromString( typeConverterOptions, "1" ) );
try
{
Assert.AreEqual( TestEnum.One, converter.ConvertFromString( typeConverterOptions, "" ) );
Assert.Fail();
}
catch( CsvTypeConverterException )
{
}
try
{
Assert.AreEqual( TestEnum.One, converter.ConvertFromString( typeConverterOptions, null ) );
Assert.Fail();
}
catch( CsvTypeConverterException )
{
}
}
public object ConvertFromString(TypeConverterOptions options, string text)
{
if (string.IsNullOrWhiteSpace(text))
return new DateTime?();
var value = ParseDate(options, text);
return value;
}
public override object ConvertFromString(TypeConverterOptions options, string text)
{
if (string.IsNullOrWhiteSpace(text))
{
return null;
}
return base.ConvertFromString(options, text);
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>
/// The object created from the string.
/// </returns>
public override object ConvertFromString(TypeConverterOptions options, string text)
{
var numberStyle = options.NumberStyle;
var style = numberStyle.HasValue ? numberStyle.GetValueOrDefault() : NumberStyles.Float;
double result;
if (double.TryParse(text, style, options.CultureInfo, out result))
return Length.FromMillimeters(result);
return base.ConvertFromString(options, text);
}
public object ConvertFromString(TypeConverterOptions options, string text)
{
if (string.IsNullOrWhiteSpace(text))
{
text = Resources.DependencyNone;
}
return text;
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
if( text == null )
{
return base.ConvertFromString( options, text );
}
return new Guid( text );
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
if( string.IsNullOrEmpty( text ) )
{
return null;
}
return UnderlyingTypeConverter.ConvertFromString( options, text );
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
if( text == null )
{
return string.Empty;
}
return text;
}
public string ConvertToString(TypeConverterOptions options, object value)
{
if (value == null)
return null;
var dateValue = (DateTime) value;
var formattedDate = dateValue.ToString("yyyyMMdd");
return formattedDate;
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
try
{
return Enum.Parse( type, text + "some unneeded string here", true );
}
catch
{
return base.ConvertFromString( options, text );
}
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
TimeSpan span;
if( TimeSpan.TryParse( text, out span ) )
{
return span;
}
return base.ConvertFromString( options, text );
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
var numberStyle = options.NumberStyle ?? NumberStyles.Integer;
uint ui;
if( uint.TryParse( text, numberStyle, options.CultureInfo, out ui ) )
{
return ui;
}
return base.ConvertFromString( options, text );
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
var numberStyle = options.NumberStyle ?? NumberStyles.Float;
float f;
if( float.TryParse( text, numberStyle, options.CultureInfo, out f ) )
{
return f;
}
return base.ConvertFromString( options, text );
}
public void ConvertToStringTest()
{
var converter = new ByteConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual( "123", converter.ConvertToString( typeConverterOptions, (byte)123 ) );
Assert.AreEqual( "", converter.ConvertToString( typeConverterOptions, null ) );
}
protected override object ConvertFrom(TypeConverterOptions options, string text)
{
if (text.IsNullOrWhitespace() || text.EqualIgnoreCase("Unknown"))
{
return 0d;
}
double d;
if (!double.TryParse(text, out d))
{
return 0;
}
return d;
}
public void ConvertToStringTest()
{
var converter = new CharConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual( "a", converter.ConvertToString( typeConverterOptions, 'a' ) );
Assert.AreEqual( "True", converter.ConvertToString( typeConverterOptions, true ) );
Assert.AreEqual( "", converter.ConvertToString( typeConverterOptions, null ) );
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString(TypeConverterOptions options, string text)
{
var formatProvider = (IFormatProvider)options.CultureInfo.GetFormat(typeof(DateTimeFormatInfo)) ?? options.CultureInfo;
TimeSpan span;
if(TimeSpan.TryParse(text,formatProvider,out span))
{
return span;
}
return base.ConvertFromString(options, text);
}
public BeaconEventsUtils (SQLiteConnection sqlConnection, INotificationService notificationService)
{
_sqlConnection = sqlConnection;
_notificationService = notificationService;
sqlConnection.CreateTable<BeaconEvent> ();
var options = new TypeConverterOptions
{
Format = "MM/d/yyyy HH:mm:ss tz",
};
TypeConverterOptionsFactory.AddOptions<DateTime>(options);
}
private static DateTime ParseDate(TypeConverterOptions options, string text)
{
DateTime value;
if (options != null && options.DateTimeStyle.HasValue)
{
value = DateTime.ParseExact(text, "yyyyMMdd", CultureInfo.InvariantCulture, options.DateTimeStyle.Value);
}
else
{
value = DateTime.ParseExact(text, "yyyyMMdd", CultureInfo.InvariantCulture);
}
return value;
}
public void ConvertToStringTest()
{
var converter = new EnumConverter( typeof( TestEnum ) );
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual( "None", converter.ConvertToString( typeConverterOptions, (TestEnum)0 ) );
Assert.AreEqual( "None", converter.ConvertToString( typeConverterOptions, TestEnum.None ) );
Assert.AreEqual( "One", converter.ConvertToString( typeConverterOptions, (TestEnum)1 ) );
Assert.AreEqual( "One", converter.ConvertToString( typeConverterOptions, TestEnum.One ) );
Assert.AreEqual( "", converter.ConvertToString( typeConverterOptions, null ) );
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString( TypeConverterOptions options, string text )
{
var formatProvider = (IFormatProvider)options.CultureInfo.GetFormat( typeof( DateTimeFormatInfo ) ) ?? options.CultureInfo;
var dateTimeStyle = options.DateTimeStyle ?? DateTimeStyles.None;
DateTime dt;
if( DateTime.TryParse( text, formatProvider, dateTimeStyle, out dt ) )
{
return dt;
}
return base.ConvertFromString( options, text );
}
public void ConvertToStringTest()
{
var converter = new BooleanConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual( "True", converter.ConvertToString( typeConverterOptions, true ) );
Assert.AreEqual( "False", converter.ConvertToString( typeConverterOptions, false ) );
Assert.AreEqual( "", converter.ConvertToString( typeConverterOptions, null ) );
Assert.AreEqual( "1", converter.ConvertToString( typeConverterOptions, 1 ) );
}
/// <summary>
/// Converts the object to a string.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="value">The object to convert to a string.</param>
/// <returns>The string representation of the object.</returns>
public virtual string ConvertToString( TypeConverterOptions options, object value )
{
if( value == null )
{
return string.Empty;
}
var formattable = value as IFormattable;
if( formattable != null )
{
return formattable.ToString( options.Format, options.CultureInfo );
}
return value.ToString();
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString(TypeConverterOptions options, string text)
{
if (text == null)
{
return(base.ConvertFromString(options, null));
}
if (text.Trim().Length == 0)
{
return(DateTimeOffset.MinValue);
}
var formatProvider = (IFormatProvider)options.CultureInfo.GetFormat(typeof(DateTimeFormatInfo)) ?? options.CultureInfo;
var dateTimeStyle = options.DateTimeStyle ?? DateTimeStyles.None;
return(string.IsNullOrEmpty(options.Format)
? DateTimeOffset.Parse(text, formatProvider, dateTimeStyle)
: DateTimeOffset.ParseExact(text, options.Format, formatProvider, dateTimeStyle));
}
/// <summary>
/// Get the <see cref="TypeConverterOptions"/> for the given <see cref="Type"/>.
/// </summary>
/// <param name="type">The type the options are for.</param>
/// <returns>The options for the given type.</returns>
public TypeConverterOptions GetOptions(Type type)
{
if (type == null)
{
throw new ArgumentNullException();
}
TypeConverterOptions options;
lock ( locker )
{
if (!typeConverterOptions.TryGetValue(type, out options))
{
options = new TypeConverterOptions();
typeConverterOptions.Add(type, options);
}
}
return(options);
}
/// <summary>
/// Get the <see cref="T:CsvHelper.TypeConversion.TypeConverterOptions" /> for the given <see cref="T:System.Type" />.
/// </summary>
/// <param name="type">The type the options are for.</param>
/// <returns>The options for the given type.</returns>
public static TypeConverterOptions GetOptions(Type type)
{
TypeConverterOptions typeConverterOption;
TypeConverterOptions typeConverterOption1;
if (type == null)
{
throw new ArgumentNullException();
}
lock (locker)
{
if (!typeConverterOptions.TryGetValue(type, out typeConverterOption))
{
typeConverterOption = new TypeConverterOptions();
typeConverterOptions.Add(type, typeConverterOption);
}
typeConverterOption1 = typeConverterOption;
}
return(typeConverterOption1);
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString(TypeConverterOptions options, string text)
{
if (text == null)
{
return(base.ConvertFromString(options, null));
}
if (text.Trim().Length == 0)
{
return(DateTime.MinValue);
}
object format = (IFormatProvider)options.CultureInfo.GetFormat(typeof(DateTimeFormatInfo));
if (format == null)
{
format = options.CultureInfo;
}
var formatProvider = (IFormatProvider)format;
var dateTimeStyle = options.DateTimeStyle;
var dateTimeStyle1 = dateTimeStyle.HasValue ? dateTimeStyle.GetValueOrDefault() : DateTimeStyles.None;
return(string.IsNullOrEmpty(options.Format)
? DateTime.Parse(text, formatProvider, dateTimeStyle1)
: DateTime.ParseExact(text, options.Format, formatProvider, dateTimeStyle1));
}
/// <summary>
/// Converts the object to a string.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="value">The object to convert to a string.</param>
/// <returns>The string representation of the object.</returns>
public override string ConvertToString(TypeConverterOptions options, object value)
{
return(UnderlyingTypeConverter.ConvertToString(options, value));
}
/// <summary>
/// Adds the <see cref="TypeConverterOptions"/> for the given <see cref="Type"/>.
/// </summary>
/// <typeparam name="T">The type the options are for.</typeparam>
/// <param name="options">The options.</param>
public void AddOptions <T>(TypeConverterOptions options)
{
AddOptions(typeof(T), options);
}
/// <summary>
/// Merges TypeConverterOptions by applying the values of sources in order to a
/// new TypeConverterOptions instance.
/// </summary>
/// <param name="sources">The sources that will be applied.</param>
/// <returns>A new instance of TypeConverterOptions with the source applied to it.</returns>
public static TypeConverterOptions Merge(params TypeConverterOptions[] sources)
{
var options = new TypeConverterOptions();
foreach (var source in sources)
{
if (source == null)
{
continue;
}
if (source.CultureInfo != null)
{
options.CultureInfo = source.CultureInfo;
}
if (source.DateTimeStyle != null)
{
options.DateTimeStyle = source.DateTimeStyle;
}
#if !NET_2_0 && !NET_3_5 && !PCL
if (source.TimeSpanStyle != null)
{
options.TimeSpanStyle = source.TimeSpanStyle;
}
#endif
if (source.NumberStyle != null)
{
options.NumberStyle = source.NumberStyle;
}
if (source.Format != null)
{
options.Format = source.Format;
}
// Only change the values if they are different than the defaults.
// This means there were explicit changes made to the options.
if (!defaultBooleanTrueValues.SequenceEqual(source.BooleanTrueValues))
{
options.BooleanTrueValues.Clear();
options.BooleanTrueValues.AddRange(source.BooleanTrueValues);
}
if (!defaultBooleanFalseValues.SequenceEqual(source.BooleanFalseValues))
{
options.BooleanFalseValues.Clear();
options.BooleanFalseValues.AddRange(source.BooleanFalseValues);
}
if (!defaultNullValues.SequenceEqual(source.NullValues))
{
options.NullValues.Clear();
options.NullValues.AddRange(source.NullValues);
}
}
return(options);
}
/// <summary>
/// Throws an exception.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public override object ConvertFromString(TypeConverterOptions options, string text)
{
throw new CsvTypeConverterException(
"Converting IEnumerable types is not supported for a single field. If you want to do this, create your own ITypeConverter and register it in the TypeConverterFactory by calling AddConverter.");
}
public string ConvertToString(CsvHelperTypeConversion.TypeConverterOptions options, object value)
{
return(converter.ConvertToString(value));
}
public object ConvertFromString(CsvHelperTypeConversion.TypeConverterOptions options, string text)
{
return(converter.ConvertFromString(text));
}
/// <summary>
/// Merges TypeConverterOptions by applying the values of sources in order to a
/// new TypeConverterOptions instance.
/// </summary>
/// <param name="sources">The sources that will be applied.</param>
/// <returns>A new instance of TypeConverterOptions with the source applied to it.</returns>
public static TypeConverterOptions Merge(params TypeConverterOptions[] sources)
{
var options = new TypeConverterOptions();
foreach (var source in sources)
{
if (source == null)
{
continue;
}
if (source.CultureInfo != null)
{
options.CultureInfo = source.CultureInfo;
}
if (source.DateTimeStyle != null)
{
options.DateTimeStyle = source.DateTimeStyle;
}
#if !NET_2_0 && !NET_3_5 && !PCL
if (source.TimeSpanStyle != null)
{
options.TimeSpanStyle = source.TimeSpanStyle;
}
#endif
if (source.NumberStyle != null)
{
options.NumberStyle = source.NumberStyle;
}
if (source.Format != null)
{
options.Format = source.Format;
}
#if NET_2_0
if (!EnumerableHelper.SequenceEqual(options.booleanTrueValues, source.booleanTrueValues))
#else
if (!options.booleanTrueValues.SequenceEqual(source.booleanTrueValues))
#endif
{
options.booleanTrueValues.Clear();
options.booleanTrueValues.AddRange(source.booleanTrueValues);
}
#if NET_2_0
if (!EnumerableHelper.SequenceEqual(options.booleanFalseValues, source.booleanFalseValues))
#else
if (!options.booleanFalseValues.SequenceEqual(source.booleanFalseValues))
#endif
{
options.booleanFalseValues.Clear();
options.booleanFalseValues.AddRange(source.booleanFalseValues);
}
}
return(options);
}
/// <summary>
/// Converts the string to an object.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="text">The string to convert to an object.</param>
/// <returns>The object created from the string.</returns>
public virtual object ConvertFromString(TypeConverterOptions options, string text)
{
throw new CsvTypeConverterException("The conversion cannot be performed.");
}
/// <summary>
/// Throws an exception.
/// </summary>
/// <param name="options">The options to use when converting.</param>
/// <param name="value">The object to convert to a string.</param>
/// <returns>The string representation of the object.</returns>
public override string ConvertToString(TypeConverterOptions options, object value)
{
throw new CsvTypeConverterException("Converting IEnumerable types is not supported for a single field. " +
"If you want to do this, create your own ITypeConverter and register " +
"it in the TypeConverterFactory by calling AddConverter.");
}
