public void AddGetRemoveTest()
{
var config = new CsvHelper.Configuration.Configuration();
var customOptions = new TypeConverterOptions
{
Formats = new string[] { "custom" },
};
config.TypeConverterOptionsCache.AddOptions <string>(customOptions);
var options = config.TypeConverterOptionsCache.GetOptions <string>();
Assert.AreEqual(customOptions.Formats, options.Formats);
config.TypeConverterOptionsCache.RemoveOptions <string>();
options = config.TypeConverterOptionsCache.GetOptions <string>();
Assert.AreNotEqual(customOptions.Formats, options.Formats);
}
/// <inheritdoc/>
public virtual void WriteField <T>(T field, ITypeConverter converter)
{
var type = field == null ? typeof(string) : field.GetType();
reusableMemberMapData.TypeConverter = converter;
if (!typeConverterOptionsCache.TryGetValue(type, out TypeConverterOptions typeConverterOptions))
{
typeConverterOptions = TypeConverterOptions.Merge(new TypeConverterOptions {
CultureInfo = cultureInfo
}, context.TypeConverterOptionsCache.GetOptions(type));
typeConverterOptionsCache.Add(type, typeConverterOptions);
}
reusableMemberMapData.TypeConverterOptions = typeConverterOptions;
var fieldString = converter.ConvertToString(field, this, reusableMemberMapData);
WriteConvertedField(fieldString, type);
}
public void GetRecordsTest()
{
using (var stream = new MemoryStream())
using (var reader = new StreamReader(stream))
using (var writer = new StreamWriter(stream))
using (var csvReader = new CsvReader(reader))
{
writer.WriteLine("\"1,234\",\"5,678\"");
writer.Flush();
stream.Position = 0;
var options = new TypeConverterOptions {
NumberStyle = NumberStyles.AllowThousands
};
csvReader.Configuration.TypeConverterOptionsCache.AddOptions <int>(options);
csvReader.Configuration.HasHeaderRecord = false;
csvReader.GetRecords <Test>().ToList();
}
}
public void AddGetRemoveTest()
{
var customOptions = new TypeConverterOptions
{
Formats = new string[] { "custom" },
};
var typeConverterOptionsFactory = new TypeConverterOptionsCache();
typeConverterOptionsFactory.AddOptions <string>(customOptions);
var options = typeConverterOptionsFactory.GetOptions <string>();
Assert.AreEqual(customOptions.Formats, options.Formats);
typeConverterOptionsFactory.RemoveOptions <string>();
options = typeConverterOptionsFactory.GetOptions <string>();
Assert.AreNotEqual(customOptions.Formats, options.Formats);
}
public void ConvertFromStringTest()
{
var converter = new BooleanConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "true"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "True"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "TRUE"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "1"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "yes"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "YES"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "y"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, "Y"));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, " true "));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, " yes "));
Assert.IsTrue((bool)converter.ConvertFromString(typeConverterOptions, " y "));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "false"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "False"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "FALSE"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "0"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "no"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "NO"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "n"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, "N"));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, " false "));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, " 0 "));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, " no "));
Assert.IsFalse((bool)converter.ConvertFromString(typeConverterOptions, " n "));
try
{
converter.ConvertFromString(typeConverterOptions, null);
Assert.Fail();
}
catch (CsvTypeConverterException)
{
}
}
public void WriteFieldTest()
{
using (var stream = new MemoryStream())
using (var reader = new StreamReader(stream))
using (var writer = new StreamWriter(stream))
using (var csvWriter = new CsvWriter(writer))
{
var options = new TypeConverterOptions {
Format = "c"
};
csvWriter.Configuration.TypeConverterOptionsFactory.AddOptions <int>(options);
csvWriter.WriteField(1234);
csvWriter.NextRecord();
writer.Flush();
stream.Position = 0;
var record = reader.ReadToEnd();
Assert.AreEqual("\"$1,234.00\"\r\n", record);
}
}
public byte[] GetTemplate <T, TMap>(string delimiter = ";", string newLine = "\n", bool hasHeaderRecord = false) where TMap : ClassMap <T> where T : class, new()
{
using var fileStream = new MemoryStream();
using var writer = new StreamWriter(fileStream);
using var csv = new CsvWriter(writer, GetBaseConfiguration(delimiter, newLine, hasHeaderRecord));
var options = new TypeConverterOptions {
Formats = new[] { "yyyy-MM-ddTHH:mm:ss:fff" }
};
csv.Context.TypeConverterOptionsCache.AddOptions <DateTime>(options);
csv.Context.TypeConverterOptionsCache.AddOptions <DateTime?>(options);
csv.Context.RegisterClassMap <TMap>();
csv.WriteHeader <T>();
csv.NextRecord();
csv.WriteRecords(new List <T>()
{
});
csv.Flush();
return(fileStream.ToArray());
}
public void ConvertFromStringTest()
{
var converter = new CharConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual('a', converter.ConvertFromString(typeConverterOptions, "a"));
Assert.AreEqual('a', converter.ConvertFromString(typeConverterOptions, " a "));
try
{
converter.ConvertFromString(typeConverterOptions, null);
Assert.Fail();
}
catch (CsvTypeConverterException)
{
}
}
public void AddGetRemoveTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
var customOptions = new TypeConverterOptions
{
Formats = new string[] { "custom" },
};
context.TypeConverterOptionsCache.AddOptions <string>(customOptions);
var options = context.TypeConverterOptionsCache.GetOptions <string>();
Assert.Equal(customOptions.Formats, options.Formats);
context.TypeConverterOptionsCache.RemoveOptions <string>();
options = context.TypeConverterOptionsCache.GetOptions <string>();
Assert.NotEqual(customOptions.Formats, options.Formats);
}
public void GetRecordsAppliedWhenMappedTest()
{
var options = new TypeConverterOptions { NumberStyle = NumberStyles.AllowThousands };
using (var stream = new MemoryStream())
using (var reader = new StreamReader(stream))
using (var writer = new StreamWriter(stream))
using (var csvReader = new CsvReader(reader))
{
csvReader.Configuration.Delimiter = ",";
writer.WriteLine("\"1,234\",\"$5,678\"");
writer.Flush();
stream.Position = 0;
csvReader.Configuration.TypeConverterOptionsCache.AddOptions<int>(options);
csvReader.Configuration.HasHeaderRecord = false;
csvReader.Configuration.RegisterClassMap<TestMap>();
csvReader.GetRecords<Test>().ToList();
}
}
public override object ConvertFromString(TypeConverterOptions options, string text)
{
string[] vals = text.Split(' ');
List <Orbital> orbitals = new List <Orbital>();
string basedOn = "";
foreach (var val in vals)
{
if (val.StartsWith("["))
{
basedOn = val.Substring(1, val.Length - 2);
continue;
}
var shell = byte.Parse(val.Substring(0, 1));
var type = char.Parse(val.Substring(1, 1));
var count = byte.Parse(val.Substring(2));
orbitals.Add(new Orbital(shell, type, count));
}
return(new Configuration(basedOn, orbitals.ToArray()));
}
public IEnumerable <Transaction> Parse(IFormFile file)
{
var stream = file.OpenReadStream();
using var reader = new StreamReader(stream);
using var csv = new CsvReader(reader, CultureInfo.InvariantCulture);
var options = new TypeConverterOptions
{
Formats = new [] { "dd/MM/yyyy hh:mm:ss" }
};
csv.Configuration.TypeConverterOptionsCache.AddOptions <DateTime>(options);
csv.Configuration.HasHeaderRecord = false;
csv.Configuration.TrimOptions = TrimOptions.Trim;
var records = csv.GetRecords <Transaction>();
return(records.ToList());
}
protected override object ConvertFrom(TypeConverterOptions options, string text)
{
DateTime time;
if (text.EqualIgnoreCase("unknown"))
{
return(DateTime.MinValue);
}
if (!DateTime.TryParse(text, out time))
{
return(DateTime.MinValue);
}
/*if (!DateTime.TryParseExact(text, "g", DateTimeFormatInfo.InvariantInfo, DateTimeStyles.None,
* out time))
* {
* return DateTime.MinValue;
* }*/
return(time);
}
public void ProcessFile(string filename)
{
DataList.Clear();
using var fileReader = File.OpenText(filename);
var csv = new CsvReader(fileReader, CultureInfo.InvariantCulture);
var o = new TypeConverterOptions
{
DateTimeStyle = DateTimeStyles.AssumeUniversal & DateTimeStyles.AdjustToUniversal
};
csv.Context.TypeConverterOptionsCache.AddOptions <KapeCopyLogData>(o);
var foo = csv.Context.AutoMap <KapeCopyLogData>();
foo.Map(t => t.Line).Ignore();
foo.Map(t => t.Tag).Ignore();
csv.Context.RegisterClassMap(foo);
var records = csv.GetRecords <KapeCopyLogData>();
var ln = 1;
foreach (var record in records)
{
Log.Debug("Line # {Line}, Record: {RawRecord}", ln, csv.Context.Parser.RawRecord);
record.Line = ln;
record.Tag = TaggedLines.Contains(ln);
DataList.Add(record);
ln += 1;
}
}
private static async Task <LocationInfo> GetInfo(TraceWriter log, BeaconData beacon, ExecutionContext context)
{
LogHelper.Log(log, $"GetBeaconIdentifier called: {beacon.Identifier}");
if (string.IsNullOrEmpty(beacon.Identifier))
{
return(null);
}
var path = $"{context.FunctionAppDirectory}\\beacons.csv";
using (TextReader reader = File.OpenText(path))
{
var configuration = new Configuration {
HasHeaderRecord = true,
};
var doubleConverterOptions = new TypeConverterOptions {
CultureInfo = CultureInfo.InvariantCulture
};
var csv = new CsvReader(reader, configuration);
csv.Configuration.TypeConverterOptionsCache.AddOptions <double>(doubleConverterOptions);
await csv.ReadAsync(); // skip first header line
while (await csv.ReadAsync())
{
var name = csv.GetField <string>(0);
if (!string.IsNullOrEmpty(name) && name.Equals(beacon.Identifier, StringComparison.InvariantCultureIgnoreCase))
{
return(new LocationInfo
{
Name = csv.GetField <string>(1),
Coordinates = new GeoCoordinates(csv.GetField <double>(4), csv.GetField <double>(5)),
Beacon = beacon
});
}
}
}
return(null);
}
/// <summary>
/// Creates a <see cref="Delegate"/> of type <see cref="Func{T}"/>
/// that will create a record of the given type using the current
/// reader row.
/// </summary>
/// <param name="recordType">The record type.</param>
protected override Delegate CreateCreateRecordDelegate(Type recordType)
{
var method = typeof(IReaderRow).GetProperty("Item", typeof(string), new[] { typeof(int) }).GetGetMethod();
Expression fieldExpression = Expression.Call(Expression.Constant(Reader), method, Expression.Constant(0, typeof(int)));
var memberMapData = new MemberMapData(null)
{
Index = 0,
TypeConverter = Reader.Configuration.TypeConverterFactory.GetConverter(recordType)
};
memberMapData.TypeConverterOptions = TypeConverterOptions.Merge(new TypeConverterOptions(), Reader.context.ReaderConfiguration.TypeConverterOptionsFactory.GetOptions(recordType));
memberMapData.TypeConverterOptions.CultureInfo = Reader.context.ReaderConfiguration.CultureInfo;
fieldExpression = Expression.Call(Expression.Constant(memberMapData.TypeConverter), "ConvertFromString", null, fieldExpression, Expression.Constant(Reader), Expression.Constant(memberMapData));
fieldExpression = Expression.Convert(fieldExpression, recordType);
var funcType = typeof(Func <>).MakeGenericType(recordType);
return(Expression.Lambda(funcType, fieldExpression).Compile());
}
public override string ConvertToString(TypeConverterOptions options, object value)
{
var list = (List <BoxTrackingCode>)value;
if (list == null)
{
list = new List <BoxTrackingCode>();
}
var trackingCodeStrings = new StringBuilder();
for (var i = 0; i < list.Count; i++)
{
var trackingCode = list[i];
trackingCodeStrings.Append($"name:{trackingCode.Name},value:{trackingCode.Value}");
if (i != list.Count - 1)
{
trackingCodeStrings.Append(Environment.NewLine);
}
}
return(trackingCodeStrings.ToString());
}
public object ConvertFromString(TypeConverterOptions options, string text)
{
DateTime result;
if (text.Contains("/") && DateTime.TryParse(text, new CultureInfo("en-US"), DateTimeStyles.None, out result))
{
return(result);
}
if (DateTime.TryParse(text, new CultureInfo("de-DE"), DateTimeStyles.None, out result))
{
return(result);
}
if (DateTime.TryParse(text, CultureInfo.InvariantCulture, DateTimeStyles.None, out result))
{
return(result);
}
throw new Exception("Unable to parse date '" + text + "'.");
}
public void WriteFieldTest()
{
using (var stream = new MemoryStream())
using (var reader = new StreamReader(stream))
using (var writer = new StreamWriter(stream))
using (var csvWriter = new CsvWriter(writer, new CultureInfo("en-US")))
{
csvWriter.Configuration.Delimiter = ",";
var options = new TypeConverterOptions {
Formats = new string[] { "c" }
};
csvWriter.Configuration.TypeConverterOptionsCache.AddOptions <int>(options);
csvWriter.WriteField(1234);
csvWriter.NextRecord();
writer.Flush();
stream.Position = 0;
var record = reader.ReadToEnd();
Assert.AreEqual("\"$1,234.00\"\r\n", record);
}
}
private static List <Movie> GetMovies(string fileName)
{
List <Movie> returnValue = new List <Movie>();
if (File.Exists(fileName))
{
using (var reader = new StreamReader(fileName))
{
using (var csv = new CsvReader(reader, CultureInfo.InvariantCulture))
{
csv.Configuration.Delimiter = ",";
var options = new TypeConverterOptions {
Formats = new[] { "yyyy-MM-dd" }
};
csv.Configuration.TypeConverterOptionsCache.AddOptions <DateTime>(options);
returnValue = csv.GetRecords <Movie>().ToList();
}
}
}
return(returnValue);
}
public override string ConvertToString(TypeConverterOptions options, object value)
{
var location = value as CsvJobLocation;
if (location == null)
{
return(string.Empty);
}
var result =
// ReSharper disable once UseStringInterpolation
string.Format("{0} {1} {2} {3} {4} {5}",
location.Street,
location.HouseNumber,
string.IsNullOrEmpty(location.FloorLevel) ? string.Empty : "(Stockwerk: " + location.FloorLevel + ")",
location.ZipCode,
location.City,
string.IsNullOrEmpty(location.AdditionalDescription) ? string.Empty : "Zusatzbeschreibung: " + location.AdditionalDescription);
return(result);
}
public void ConvertFromExcelTest()
{
var converter = new Int16Converter();
var typeConverterOptions = new TypeConverterOptions {
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual((short)123, converter.ConvertFromExcel(typeConverterOptions, (double)123));
Assert.AreEqual((short)123, converter.ConvertFromExcel(typeConverterOptions, "123"));
Assert.AreEqual((short)123, converter.ConvertFromExcel(typeConverterOptions, " 123 "));
Assert.AreEqual((short)0, converter.ConvertFromExcel(typeConverterOptions, null));
typeConverterOptions.NumberStyle = NumberStyles.HexNumber;
Assert.AreEqual((short)0x123, converter.ConvertFromExcel(typeConverterOptions, "123"));
try {
converter.ConvertFromExcel(typeConverterOptions, "");
Assert.Fail();
} catch (ExcelTypeConverterException) {
}
}
public void GetFieldTest()
{
using (var stream = new MemoryStream())
using (var reader = new StreamReader(stream))
using (var writer = new StreamWriter(stream))
using (var csvReader = new CsvReader(reader))
{
writer.WriteLine("\"1,234\",\"5,678\"");
writer.Flush();
stream.Position = 0;
var options = new TypeConverterOptions {
NumberStyle = NumberStyles.AllowThousands
};
csvReader.Configuration.TypeConverterOptionsFactory.AddOptions <int>(options);
csvReader.Configuration.HasHeaderRecord = false;
csvReader.Read();
Assert.AreEqual(1234, csvReader.GetField <int>(0));
Assert.AreEqual(5678, csvReader.GetField(typeof(int), 1));
}
}
private void btnDownload_Click(object sender, EventArgs e)
{
try
{
if (string.IsNullOrEmpty(_selectedCsvFileName))
{
MessageBox.Show("Please select file");
return;
}
var button = (Button)sender;
button.Visible = false;
ClearTextInput();
SetLoading(true);
var fileName = $"{Guid.NewGuid()}.csv";
using var fileStream = File.Create(fileName);
using var streamReader = new StreamReader(_selectedCsvFileName);
using var streamWriter = new StreamWriter(fileStream)
{
AutoFlush = true
};
using var csvWriter = new CsvWriter(streamWriter);
using var csvReader = new CsvReader(streamReader);
var options = new TypeConverterOptions {
Formats = new[] { "MM/dd/yyyy hh:mm" }
};
csvWriter.Configuration.TypeConverterOptionsCache.AddOptions <DateTime>(options);
WriteHeader(csvWriter);
WriteContents(csvReader, csvWriter);
SetLoading(false);
OpenCreatedFile(fileName);
_selectedCsvFileName = string.Empty;
button.Visible = true;
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
SetLoading(false);
ClearTextInput();
}
}
public object ConvertFromString(TypeConverterOptions options, string text)
{
if (string.IsNullOrWhiteSpace(text))
{
return(null);
}
var items = text.Split(
new[] { InnerFieldDelimiter, InnerItemDelimiter },
StringSplitOptions.RemoveEmptyEntries);
var result = new HashSet <Point>();
for (int i = 0; i < items.Length; i += 2)
{
var a = int.Parse(items[i], options.NumberStyle.GetValueOrDefault());
var b = int.Parse(items[i + 1], options.NumberStyle.GetValueOrDefault());
result.Add(new Point(a, b));
}
return(result);
}
public void ConvertFromExcelTest()
{
var converter = new EnumConverter(typeof(TestEnum));
var typeConverterOptions = new TypeConverterOptions {
CultureInfo = CultureInfo.CurrentCulture
};
Assert.AreEqual(TestEnum.One, converter.ConvertFromExcel(typeConverterOptions, "One"));
Assert.AreEqual(TestEnum.One, converter.ConvertFromExcel(typeConverterOptions, "one"));
Assert.AreEqual(TestEnum.One, converter.ConvertFromExcel(typeConverterOptions, "1"));
try {
Assert.AreEqual(TestEnum.One, converter.ConvertFromExcel(typeConverterOptions, ""));
Assert.Fail();
} catch (ExcelTypeConverterException) {
}
try {
Assert.AreEqual(TestEnum.One, converter.ConvertFromExcel(typeConverterOptions, null));
Assert.Fail();
} catch (ExcelTypeConverterException) {
}
}
/// <summary>
/// Writes the field to the CSV file.
/// When all fields are written for a record,
/// <see cref="IWriter.NextRecord" /> must be called
/// to complete writing of the current record.
/// </summary>
/// <typeparam name="T">The type of the field.</typeparam>
/// <param name="field">The field to write.</param>
/// <param name="converter">The converter used to convert the field into a string.</param>
public virtual void WriteField <T>(T field, ITypeConverter converter)
{
var type = field == null ? typeof(string) : field.GetType();
context.ReusableMemberMapData.TypeConverter = converter;
//if( !context.TypeConverterOptionsCache.TryGetValue( type, out TypeConverterOptions typeConverterOptions ) )
TypeConverterOptions typeConverterOptions = CSharp6Extension.TryGetValue <Type, TypeConverterOptions>(context.TypeConverterOptionsCache, type);
if (typeConverterOptions == default(TypeConverterOptions))
{
typeConverterOptions = TypeConverterOptions.Merge(new TypeConverterOptions {
CultureInfo = context.WriterConfiguration.CultureInfo
}, context.WriterConfiguration.TypeConverterOptionsCache.GetOptions(type));
context.TypeConverterOptionsCache.Add(type, typeConverterOptions);
}
context.ReusableMemberMapData.TypeConverterOptions = typeConverterOptions;
var fieldString = converter.ConvertToString(field, this, context.ReusableMemberMapData);
WriteConvertedField(fieldString);
}
public override string ConvertToString(TypeConverterOptions options, object value)
{
var personsCollection = value as IEnumerable <CsvPerson>;
var singlePerson = value as CsvPerson;
var result = string.Empty;
// If the object is a list of persons, save full person list of persons
if (personsCollection != null)
{
result = personsCollection.Aggregate(string.Empty, (current, person) => current +
$"({person.Prename} {person.Surname}) ");
}
// if it's just a single person, save this person
if (singlePerson != null)
{
result = $"{singlePerson.Prename} {singlePerson.Surname}";
}
return(result);
}
public void ConvertFromExcelTest()
{
var converter = new TimeSpanConverter();
var typeConverterOptions = new TypeConverterOptions {
CultureInfo = CultureInfo.CurrentCulture
};
var dateTime = DateTime.Now;
var timeSpan = new TimeSpan(dateTime.Hour, dateTime.Minute, dateTime.Second, dateTime.Millisecond);
var timeString = timeSpan.ToString();
// Valid conversions.
Assert.AreEqual(timeString, converter.ConvertFromExcel(typeConverterOptions, timeSpan.ToString()).ToString());
Assert.AreEqual(timeString, converter.ConvertFromExcel(typeConverterOptions, " " + timeSpan + " ").ToString());
// Invalid conversions.
try {
converter.ConvertFromExcel(typeConverterOptions, null);
Assert.Fail();
} catch (ExcelTypeConverterException) {
}
}
public void ComponentModelCompatibilityTest()
{
var converter = new TimeSpanConverter();
var cmConverter = new System.ComponentModel.TimeSpanConverter();
var typeConverterOptions = new TypeConverterOptions
{
CultureInfo = CultureInfo.CurrentCulture
};
try
{
cmConverter.ConvertFromString("");
Assert.Fail();
}
catch (FormatException) {}
try
{
var val = (DateTime)converter.ConvertFromString(typeConverterOptions, "");
Assert.Fail();
}
catch (CsvTypeConverterException) {}
try
{
cmConverter.ConvertFromString(null);
Assert.Fail();
}
catch (NotSupportedException) { }
try
{
converter.ConvertFromString(typeConverterOptions, null);
Assert.Fail();
}
catch (CsvTypeConverterException) { }
}
