public Invoice()
{
_id = -1;
_provider = new Enterprise();
_client = new Enterprise();
_providerInvoiceId = String.Empty;
_paymentAmount = 0;
_invoiceDate = DateTime.MinValue;
_receptionDate = DateTime.Now;
_annotations = String.Empty;
_binaryFile = null;
_fileExtension = InvoiceFileExtension.INVALID;
_currency = Currency.MXN;
_currencySymbol = "MXN";
_exchangeRate = 1;
_originalPaymentAmount = 0;
_uid = null;
_paymentMethods = new List <PaymentMethod>();
}
public Invoice(byte[] fileBytes, DateTime Open_From_Date, DateTime Open_To_Date, int _openYearFrom, int _openYearTo, string _UAGRFC)
{
string emisorNombre = "";
string emisorRFC = "";
string receptorNombre = "";
string receptorRFC = "";
string comprobanteTotal = "";
string comprobanteFolio = "";
string comprobantemetodoPago = "";
string comprobanteFecha = "";
_openFromDate = Open_From_Date;
_openToDate = Open_To_Date;
_id = -1;
_receptionDate = DateTime.Now;
_annotations = String.Empty;
_binaryFile = fileBytes;
_fileSize = _binaryFile.Length;
_fileExtension = InvoiceFileExtension.INVALID;
_paymentMethods = new List <PaymentMethod>();
UAGRFC = _UAGRFC;
OpenYearFrom = _openYearFrom;
OpenYearTo = _openYearTo;
System.IO.MemoryStream memoryStream = new System.IO.MemoryStream(_binaryFile);
if (memoryStream.CanSeek)
{
byte[] bof = new byte[4];
memoryStream.Read(bof, 0, 4);
/*
* EF BB BF = utf-8
* FF FE = ucs-2le, ucs-4le, and ucs-16le
* FE FF = utf-16 and ucs-2
* 00 00 FE FF = ucs-4
*/
if (((bof[0] == 0xEF) && (bof[1] == 0xBB) && (bof[2] == 0xBF)) ||
((bof[0] == 0xFF) && (bof[1] == 0xFE)) ||
((bof[0] == 0xFE) && (bof[1] == 0xFF)) ||
((bof[0] == 0x0) && (bof[1] == 0x0) && (bof[2] == 0xFE) && (bof[3] == 0xFF)))
{
if ((bof[0] == 0xEF) && (bof[1] == 0xBB) && (bof[2] == 0xBF))
{
_encoding = "UTF-8";
}
else
{
_encoding = "Unicode";
}
}
else
{
if ((bof[0] == 0x3C) && (bof[1] == 0x3F) && (bof[2] == 0x78) && (bof[3] == 0x6D))
{
_encoding = "UTF-8";
_fileExtension = InvoiceFileExtension.XML;
}
else
{
_encoding = "ASCII";
if ((bof[0] == 0x25) && (bof[1] == 0x50) && (bof[2] == 0x44) && (bof[3] == 0x46))
{
_fileExtension = InvoiceFileExtension.PDF;
_currency = Currency.MXN;
_exchangeRate = 1;
}
}
}
memoryStream.Seek(0, System.IO.SeekOrigin.Begin);
if (!String.IsNullOrEmpty(_encoding) && (_fileExtension != InvoiceFileExtension.PDF))
{
_cfdi = new System.Xml.XmlDocument();
try
{
System.Xml.XmlTextReader reader = new System.Xml.XmlTextReader(memoryStream);
_cfdi.Load(reader);
}
catch (Exception)
{
memoryStream.Seek(0, System.IO.SeekOrigin.Begin);
_encoding = "ISO-8859-1";
System.IO.StreamReader streamReader = new System.IO.StreamReader(memoryStream, System.Text.Encoding.GetEncoding(_encoding));
try
{
_cfdi.Load(streamReader);
}
catch (Exception)
{
_fileExtension = InvoiceFileExtension.INVALID;
return;
}
}
_fileExtension = InvoiceFileExtension.XML;
try
{
System.Xml.XmlNamespaceManager nsmgr = new System.Xml.XmlNamespaceManager(cfdi.NameTable);
nsmgr.AddNamespace("cfdi", "http://www.sat.gob.mx/cfd/3");
nsmgr.AddNamespace("tfd", "http://www.sat.gob.mx/TimbreFiscalDigital");
System.Xml.XmlNode xmlVoucher = cfdi.SelectSingleNode("cfdi:Comprobante", nsmgr);
System.Xml.XmlNode xmlClient = cfdi.SelectSingleNode("cfdi:Comprobante/cfdi:Receptor", nsmgr);
System.Xml.XmlNode xmlProvider = cfdi.SelectSingleNode("cfdi:Comprobante/cfdi:Emisor", nsmgr);
System.Xml.XmlNode xmlTimbreFiscal = cfdi.SelectSingleNode("cfdi:Comprobante/cfdi:Complemento/tfd:TimbreFiscalDigital", nsmgr);
if (xmlVoucher.Attributes["version"] == null)
{
//version 3.3
if (xmlVoucher.Attributes["Version"] != null)
{
emisorNombre = "Nombre";
emisorRFC = "Rfc";
receptorNombre = "Nombre";
receptorRFC = "Rfc";
comprobanteTotal = "Total";
comprobanteFolio = "Folio";
comprobantemetodoPago = "MetodoPago";
comprobanteFecha = "Fecha";
}
}
else
{
//version 3.2 or last
emisorNombre = "nombre";
emisorRFC = "rfc";
receptorNombre = "nombre";
receptorRFC = "rfc";
comprobanteTotal = "total";
comprobanteFolio = "folio";
comprobantemetodoPago = "metodoDePago";
comprobanteFecha = "fecha";
}
provider = new Enterprise(xmlProvider.Attributes[emisorNombre] == null ?
xmlProvider.Attributes[emisorRFC].Value.Trim() : xmlProvider.Attributes[emisorNombre].Value,
xmlProvider.Attributes[emisorRFC].Value.Trim());
_providerNameSpecified = xmlProvider.Attributes[emisorNombre] != null;
client = new Enterprise(xmlClient.Attributes[receptorNombre] == null ?
xmlClient.Attributes[receptorRFC].Value.Trim() : xmlClient.Attributes[receptorNombre].Value,
xmlClient.Attributes[receptorRFC].Value.Trim());
_originalPaymentAmount = xmlVoucher.Attributes[comprobanteTotal] == null ?
0 : Double.Parse(xmlVoucher.Attributes[comprobanteTotal].Value);
providerInvoiceId = xmlVoucher.Attributes[comprobanteFolio] == null ?
"" : xmlVoucher.Attributes[comprobanteFolio].Value;
if (xmlClient.Attributes[receptorRFC].Value == UAGRFC)
{
client.id = 1;
}
_currency = xmlVoucher.Attributes["Moneda"] == null ? Currency.MXN :
((xmlVoucher.Attributes["Moneda"].Value.ToUpper().Replace(".", "").Trim().Contains("MX") ||
(xmlVoucher.Attributes["Moneda"].Value.ToUpper().Replace(".", "").Trim().Equals("MN") ||
xmlVoucher.Attributes["Moneda"].Value.ToUpper().Replace("É", "E").Trim().Contains("MEX")) ? Currency.MXN : Currency.OTHER));
if (_currency == Currency.MXN)
{
_exchangeRate = 1;
}
else
{
if (xmlVoucher.Attributes["TipoCambio"] == null)
{
_exchangeRate = 0;
}
else
{
Double.TryParse(xmlVoucher.Attributes["TipoCambio"].Value, NumberStyles.Currency, CultureInfo.CreateSpecificCulture("es-MX"), out _exchangeRate);
if ((_exchangeRate == 0) && (xmlVoucher.Attributes["TipoCambio"].Value.ToUpper().Contains("PESOS")))
{
_exchangeRate = 1;
}
}
}
_currencySymbol = xmlVoucher.Attributes["Moneda"] == null ? "MXN" : xmlVoucher.Attributes["Moneda"].Value;
paymentAmount = _originalPaymentAmount * _exchangeRate;
invoiceDate = System.Xml.XmlConvert.ToDateTime(xmlVoucher.Attributes[comprobanteFecha].Value,
System.Xml.XmlDateTimeSerializationMode.Utc);
uid = Guid.Parse(xmlTimbreFiscal.Attributes["UUID"].Value.ToUpper());
//version 3.2 or last
string[] tmpPaymentMethods = xmlVoucher.Attributes[comprobantemetodoPago] == null ?
new string[0] : xmlVoucher.Attributes[comprobantemetodoPago].Value.Split(',');
foreach (string tmpPaymentMethod in tmpPaymentMethods)
{
paymentMethods.Add(new PaymentMethod(tmpPaymentMethod));
}
}
catch (Exception)
{
_fileExtension = InvoiceFileExtension.INVALID;
}
}
}
}
