Monorepo/Modules.Jobs/EDMI/ZUGFeRD/ImportZUGFeRDFiles.vb

606 lines
31 KiB
VB.net

Imports System.Collections.Generic
Imports System.Data
Imports System.IO
Imports System.Linq
Imports System.Security.Cryptography
Imports DigitalData.Modules.Database
Imports DigitalData.Modules.Interfaces
Imports DigitalData.Modules.Interfaces.Exceptions
Imports DigitalData.Modules.Jobs.Exceptions
Imports DigitalData.Modules.Logging
Imports FirebirdSql.Data.FirebirdClient
Imports System.Data.SqlClient
Public Class ImportZUGFeRDFiles
Implements IJob
Public Const ZUGFERD_IN = "ZUGFeRD in"
Public Const ZUGFERD_ERROR = "ZUGFeRD Error"
Public Const ZUGFERD_SUCCESS = "ZUGFeRD Success"
Public Const ZUGFERD_EML = "ZUGFeRD Eml"
Public Const ZUGFERD_REJECTED_EML = "ZUGFeRD Eml Rejected"
Public Const ZUGFERD_ATTACHMENTS = "ZUGFeRD Attachments"
Public HISTORY_ID As Integer
Private Const DIRECTORY_DONT_MOVE = "DIRECTORY_DONT_MOVE"
' List of allowed extensions for PDF/A Attachments
' This list should not contain xml so the zugferd xml file will be filtered out
Private ReadOnly AllowedExtensions As List(Of String) = New List(Of String) From {"docx", "doc", "pdf", "xls", "xlsx", "ppt", "pptx", "txt"}
Private ReadOnly _logger As Logger
Private ReadOnly _logConfig As LogConfig
Private ReadOnly _zugferd As ZUGFeRDInterface
Private ReadOnly _firebird As Firebird
Private ReadOnly _filesystem As Filesystem.File
Private ReadOnly _EmailOutAccountId As Integer
Private ReadOnly _mssql As MSSQLServer
Private ReadOnly _email As EmailFunctions
Public Sub New(LogConfig As LogConfig, Firebird As Firebird, pEmailOutAccount As Integer, Optional MSSQL As MSSQLServer = Nothing)
_logConfig = LogConfig
_logger = LogConfig.GetLogger()
_firebird = Firebird
_filesystem = New Filesystem.File(_logConfig)
_mssql = MSSQL
_EmailOutAccountId = pEmailOutAccount
_email = New EmailFunctions(LogConfig, _mssql, _firebird)
_logger.Debug("Registering GDPicture License")
If _mssql IsNot Nothing Then
Dim oSQL = "SELECT LICENSE FROM TBDD_3RD_PARTY_MODULES WHERE NAME = 'GDPICTURE'"
Dim oLicenseKey As String = _mssql.GetScalarValue(oSQL)
_zugferd = New ZUGFeRDInterface(_logConfig, oLicenseKey)
Else
_logger.Warn("GDPicture License could not be registered! MSSQL is not enabled!")
Throw New ArgumentNullException("MSSQL")
End If
End Sub
Private Function MoveAndRenameEmailToRejected(Args As WorkerArgs, MessageId As String) As EmailData
Dim oEmailData = _email.GetEmailDataForMessageId(MessageId)
Dim oSource = _email.GetOriginalEmailPath(Args.OriginalEmailDirectory, MessageId)
Dim oDateSubDirectoryName As String = Now.ToString("yyyy-MM-dd")
Dim oDestination As String
Dim oRejectedDirectory As String = Path.Combine(Args.RejectedEmailDirectory, oDateSubDirectoryName)
' Create the destination directory if it does not exist
If Not Directory.Exists(oRejectedDirectory) Then
Try
Directory.CreateDirectory(oRejectedDirectory)
Catch ex As Exception
_logger.Error(ex)
End Try
End If
' If oEmailData is Nothing, TBEDM_EMAIL_PROFILER_HISTORY for MessageId was not found.
' This only should happen when testing and db-tables are deleted frequently
If oEmailData Is Nothing Then
oDestination = _email.GetEmailPathWithSubjectAsName(oRejectedDirectory, MessageId)
Else
oDestination = _email.GetEmailPathWithSubjectAsName(oRejectedDirectory, oEmailData.Subject)
End If
_logger.Debug("Destination for eml file is {0}", oDestination)
Dim oFinalFileName = _filesystem.GetVersionedFilename(oDestination)
_logger.Debug("Versioned filename for eml file is {0}", oFinalFileName)
If oEmailData Is Nothing Then
_logger.Warn("Could not get Email Data from database. File {0} will not be moved!", oSource)
Return Nothing
End If
Try
_logger.Info("Moving email from {0} to {1}", oSource, oFinalFileName)
IO.File.Move(oSource, oFinalFileName)
oEmailData.Attachment = oFinalFileName
Catch ex As Exception
_logger.Warn("File {0} could not be moved! Original Filename will be used!", oSource)
_logger.Error(ex)
oEmailData.Attachment = oSource
End Try
Return oEmailData
End Function
Private Sub AddRejectedState(oMessageID As String, oTitle As String, oTitle1 As String, oComment As String, Transaction As SqlTransaction)
Try
'PRCUST_ADD_HISTORY_STATE: @MessageID VARCHAR(250), @TITLE1 VARCHAR(250), @TITLE2 VARCHAR(250)
Dim oSQL = $"EXEC PRCUST_ADD_HISTORY_STATE '{oMessageID}','{oTitle}','{oTitle1}','{oComment.Replace("'", "''")}'"
_mssql.ExecuteNonQuery(oSQL, Transaction)
Catch ex As Exception
_logger.Error(ex)
End Try
End Sub
Public Sub Start(Arguments As Object) Implements IJob.Start
Dim oArgs As WorkerArgs = Arguments
Dim oPropertyExtractor = New PropertyValues(_logConfig)
Dim oAttachmentExtractor = New PDFEmbeds(_logConfig)
_logger.Debug("Starting Job {0}", [GetType].Name)
Try
For Each oPath As String In oArgs.WatchDirectories
Dim oDirInfo As New DirectoryInfo(oPath)
_logger.Debug($"Start processing directory {oDirInfo.FullName}")
If oDirInfo.Exists Then
' Filter out *.lock files
Dim oFiles As List(Of FileInfo) = oDirInfo.
GetFiles().
Where(Function(f) Not f.Name.EndsWith(".lock")).
ToList()
Dim oFileCount = oFiles.Count
Dim oCurrentFileCount = 0
If oFileCount = 0 Then
_logger.Debug("No files to process.")
Continue For
Else
_logger.Info("Found {0} files", oFileCount)
End If
' Group files by messageId
Dim oGrouped As Dictionary(Of String, List(Of FileInfo)) = _zugferd.FileGroup.GroupFiles(oFiles)
_logger.Info("Found {0} file groups", oGrouped.Count)
' Process each file group together
For Each oFileGroup In oGrouped
' Start a new transaction for each file group.
' This way we can rollback database changes for the whole filegroup in case something goes wrong.
Dim oFBConnection As FbConnection = _firebird.GetConnection()
Dim oFBTransaction As FbTransaction = oFBConnection.BeginTransaction()
Dim oSQLConnection As SqlConnection = _mssql.GetConnection()
Dim oSQLTransaction As SqlTransaction = oSQLConnection.BeginTransaction()
' Count the amount of ZUGFeRD files
Dim oZUGFeRDCount As Integer = 0
' Set the default Move Directory
Dim oMoveDirectory As String = oArgs.ErrorDirectory
' Flag to save if the whole process was a success.
' Will be set only at the end of the function if no error occurred.
Dim oIsSuccess As Boolean = False
' Create file lists
Dim oFileGroupFiles As List(Of FileInfo) = oFileGroup.Value
Dim oEmailAttachmentFiles As New List(Of FileInfo)
Dim oEmbeddedAttachmentFiles As New List(Of PDFEmbeds.EmbeddedFile)
Dim oMessageId As String = oFileGroup.Key
Dim oMissingProperties As New List(Of String)
Dim oMD5CheckSum As String = String.Empty
_logger.NewBlock($"Message Id {oMessageId}")
_logger.Info("Start processing file group {0}", oMessageId)
Try
For Each oFile In oFileGroupFiles
Dim oDocument As CrossIndustryDocumentType
' Start a global group counter for each file
Dim oGlobalGroupCounter = 0
' Clear missing properties for the new file
oMissingProperties = New List(Of String)
oCurrentFileCount += 1
' Only pdf files are allowed from here on
If Not oFile.Name.EndsWith(".pdf") Then
_logger.Debug("Skipping non-pdf file {0}", oFile.Name)
oEmailAttachmentFiles.Add(oFile)
Continue For
End If
_logger.Info("Start processing file {0}", oFile.Name)
Try
oDocument = _zugferd.ExtractZUGFeRDFileWithGDPicture(oFile.FullName)
Catch ex As ZUGFeRDExecption
Select Case ex.ErrorType
Case ZUGFeRDInterface.ErrorType.NoZugferd
_logger.Info("File [{0}] is not a valid ZUGFeRD document. Skipping.", oFile.Name)
oEmailAttachmentFiles.Add(oFile)
Continue For
Case ZUGFeRDInterface.ErrorType.NoValidZugferd
_logger.Warn("File [{0}] is an Incorrectly formatted ZUGFeRD document!", oFile.Name)
Throw New InvalidFerdException()
Case Else
_logger.Warn("Unexpected Error occurred while extracting ZUGFeRD Information from file {0}", oFile.Name)
Throw ex
End Select
End Try
' Extract all attachments with the extensions specified in `AllowedExtensions`.
' If you need to extract and use embedded xml files, you need to filter out the zugferd-invoice.xml yourself.
' Right now the zugferd-invoice.xml is filtered out because `AllowedExtensions` does not contain `xml`.
Dim oAttachments = oAttachmentExtractor.Extract(oFile.FullName, AllowedExtensions)
If oAttachments Is Nothing Then
_logger.Warn("Attachments for file [{0}] could not be extracted", oFile.FullName)
Else
oEmbeddedAttachmentFiles.AddRange(oAttachments)
End If
oMD5CheckSum = CreateMD5(oFile.FullName)
If oMD5CheckSum <> String.Empty Then
Dim oCheckCommand = $"SELECT * FROM TBEDM_ZUGFERD_HISTORY_IN WHERE GUID = (SELECT MAX(GUID) FROM TBEDM_ZUGFERD_HISTORY_IN WHERE UPPER(MD5HASH) = UPPER('{oMD5CheckSum}'))"
Dim oMD5DT As DataTable = _firebird.GetDatatable(oCheckCommand, Firebird.TransactionMode.NoTransaction)
If Not IsNothing(oMD5DT) Then
If oMD5DT.Rows.Count = 1 Then
Dim oRejected As Boolean
Try
oRejected = CBool(oMD5DT.Rows(0).Item("REJECTED"))
Catch ex As Exception
_logger.Warn("Error while converting REJECTED: " & ex.Message)
oRejected = False
End Try
If oRejected = False Then
HISTORY_ID = oMD5DT.Rows(0).Item("GUID")
Throw New MD5HashException($"There is already an identical invoice! - HistoryID [{HISTORY_ID}]")
Else
_logger.Info("ZuGFeRDFile already has been worked, but formerly obviously was rejected!")
End If
End If
Else
_logger.Warn("Be careful: oExistsDT is nothing!")
End If
Else
_logger.Warn("Be careful: oMD5CheckSum is nothing!")
End If
' Check if there are more than one ZUGFeRD files
If oZUGFeRDCount = 1 Then
Throw New TooMuchFerdsException()
End If
' Since extraction went well, increase the amount of ZUGFeRD files
oZUGFeRDCount += 1
' Check the document against the configured property map and return:
' - a List of valid properties
' - a List of missing properties
Dim oCheckResult = _zugferd.PropertyValues.CheckPropertyValues(oDocument, oArgs.PropertyMap, oMessageId)
If oCheckResult.MissingProperties.Count > 0 Then
oMissingProperties = oCheckResult.MissingProperties
Throw New MissingValueException(oFile)
End If
Dim oDelSQL = $"DELETE FROM TBEDMI_ITEM_VALUE where REFERENCE_GUID = '{oMessageId}'"
Dim oStep As String
oStep = "Firebird TBEDMI_ITEM_VALUE Delete messageID Items"
Try
_firebird.ExecuteNonQueryWithConnection(oDelSQL, oFBConnection)
Catch ex As Exception
_logger.Error(ex)
_logger.Warn("Step [{0}] with SQL [{1}] was not successful.", oStep, oDelSQL)
End Try
If oArgs.InsertIntoSQLServer = True Then
oStep = "MSSQL TBEDMI_ITEM_VALUE Delete messageID Items"
Try
_mssql.ExecuteNonQueryWithConnectionObject(oDelSQL, oSQLConnection)
Catch ex As Exception
_logger.Warn("Step [{0}] with SQL [{1}] was not successful.", oStep, oDelSQL)
End Try
End If
For Each oProperty In oCheckResult.ValidProperties
Dim oGroupCounterValue = oProperty.GroupCounter
' If GroupCounter is -1, it means this is a default property that can only occur once.
' Set the actual inserted value to 0
If oGroupCounterValue = -1 Then
oGroupCounterValue = 0
End If
Dim oCommand = $"INSERT INTO {oProperty.TableName} (REFERENCE_GUID, ITEM_DESCRIPTION, ITEM_VALUE, GROUP_COUNTER,SPEC_NAME,IS_REQUIRED) VALUES
('{oMessageId}', '{oProperty.Description}', '{oProperty.Value.Replace("'", "''")}', {oGroupCounterValue},'{oProperty.TableColumn}','{oProperty.ISRequired}')"
_logger.Debug("Mapping Property [{0}] with value [{1}], Will be inserted into table [{2}]", oProperty.TableColumn, oProperty.Value.Replace("'", "''"), oProperty.TableName)
' Insert into SQL Server
If oArgs.InsertIntoSQLServer = True Then
Dim oResult = _mssql.ExecuteNonQueryWithConnectionObject(oCommand, oSQLConnection, MSSQLServer.TransactionMode.ExternalTransaction, oSQLTransaction)
If oResult = False Then
_logger.Warn($"SQL Command [{oCommand}] was not successful. Check the log.")
End If
End If
' Insert into Firebird
_firebird.ExecuteNonQueryWithConnection(oCommand, oFBConnection, Firebird.TransactionMode.ExternalTransaction, oFBTransaction)
Next
Next
'Check if there are no ZUGFeRD files
If oZUGFeRDCount = 0 Then
Throw New NoFerdsException()
End If
'If no errors occurred...
'Log the History
If oMD5CheckSum <> String.Empty Then
Dim oInsertCommand = $"INSERT INTO TBEDM_ZUGFERD_HISTORY_IN (MESSAGE_ID, MD5HASH) VALUES ('{oMessageId}', '{oMD5CheckSum}')"
_firebird.ExecuteNonQueryWithConnection(oInsertCommand, oFBConnection, Firebird.TransactionMode.ExternalTransaction, oFBTransaction)
' History ID is only need in case of an error
oFBTransaction.Commit()
Try
Dim oSQL = $"SELECT MAX(GUID) FROM TBEDM_ZUGFERD_HISTORY_IN WHERE MESSAGE_ID = '{oMessageId}'"
HISTORY_ID = _firebird.GetScalarValue(oSQL)
Catch ex As Exception
HISTORY_ID = 0
End Try
End If
oIsSuccess = True
oMoveDirectory = oArgs.SuccessDirectory
Catch ex As MD5HashException
_logger.Error(ex)
'oFBTransaction.Rollback()
Dim oSQL = $"UPDATE TBEDM_ZUGFERD_HISTORY_IN SET COMMENT = 'REJECTED - Already processed (MD5Hash)' WHERE GUID = '{HISTORY_ID}'"
_firebird.ExecuteNonQuery(oSQL)
Dim oBody = EmailStrings.EMAIL_MD5_ERROR
Dim oEmailData = MoveAndRenameEmailToRejected(oArgs, oMessageId)
_email.AddToEmailQueueMSSQL(oMessageId, oBody, oEmailData, "MD5HashException", _EmailOutAccountId, oSQLTransaction)
AddRejectedState(oMessageId, "MD5HashException", "Die gesendete Rechnung wurde bereits verarbeitet!", "", oSQLTransaction)
Catch ex As InvalidFerdException
_logger.Error(ex)
'oFBTransaction.Rollback()
Dim oSQL = $"UPDATE TBEDM_ZUGFERD_HISTORY_IN SET COMMENT = 'REJECTED - ZUGFeRD yes but incorrect format' WHERE GUID = '{HISTORY_ID}'"
_firebird.ExecuteNonQuery(oSQL)
Dim oBody = EmailStrings.EMAIL_INVALID_DOCUMENT
Dim oEmailData = MoveAndRenameEmailToRejected(oArgs, oMessageId)
_email.AddToEmailQueueMSSQL(oMessageId, oBody, oEmailData, "InvalidFerdException", _EmailOutAccountId, oSQLTransaction)
AddRejectedState(oMessageId, "InvalidFerdException", "Inkorrekte Formate", "", oSQLTransaction)
Catch ex As TooMuchFerdsException
_logger.Error(ex)
'oFBTransaction.Rollback()
Dim oSQL = $"UPDATE TBEDM_ZUGFERD_HISTORY_IN SET COMMENT = 'REJECTED - More than one ZUGFeRD-document in email' WHERE GUID = '{HISTORY_ID}'"
_firebird.ExecuteNonQuery(oSQL)
Dim oBody = EmailStrings.EMAIL_TOO_MUCH_FERDS
Dim oEmailData = MoveAndRenameEmailToRejected(oArgs, oMessageId)
_email.AddToEmailQueueMSSQL(oMessageId, oBody, oEmailData, "TooMuchFerdsException", _EmailOutAccountId, oSQLTransaction)
AddRejectedState(oMessageId, "TooMuchFerdsException", "Email enthielt mehr als ein ZUGFeRD-Dokument", "", oSQLTransaction)
Catch ex As NoFerdsException
_logger.Error(ex)
'oFBTransaction.Rollback()
Dim oSQL = $"UPDATE TBEDM_ZUGFERD_HISTORY_IN SET COMMENT = 'REJECTED - no ZUGFeRD-Document in email' WHERE GUID = '{HISTORY_ID}'"
_firebird.ExecuteNonQuery(oSQL)
Dim oBody = EmailStrings.EMAIL_NO_FERDS
Dim oEmailData = MoveAndRenameEmailToRejected(oArgs, oMessageId)
_email.AddToEmailQueueMSSQL(oMessageId, oBody, oEmailData, "NoFerdsException", _EmailOutAccountId, oSQLTransaction)
AddRejectedState(oMessageId, "NoFerdsException", " Email enthielt keine ZUGFeRD-Dokumente", "", oSQLTransaction)
Catch ex As MissingValueException
_logger.Error(ex)
'oFBTransaction.Rollback()
Dim oMessage As String = ""
For Each prop In oMissingProperties
oMessage &= $"- {prop}"
Next
Dim oSQL = $"UPDATE TBEDM_ZUGFERD_HISTORY_IN SET COMMENT = 'REJECTED - Missing Required Properties: [{oMessage}]' WHERE GUID = '{HISTORY_ID}'"
_firebird.ExecuteNonQuery(oSQL)
Dim oBody = CreateBodyForMissingProperties(ex.File.Name, oMissingProperties)
Dim oEmailData = MoveAndRenameEmailToRejected(oArgs, oMessageId)
_email.AddToEmailQueueMSSQL(oMessageId, oBody, oEmailData, "MissingValueException", _EmailOutAccountId, oSQLTransaction)
AddRejectedState(oMessageId, "MissingValueException", "Es fehlten ZugferdSpezifikationen", oMessage, oSQLTransaction)
Catch ex As OutOfMemoryException
_logger.Warn("OutOfMemory Error occurred: {0}", ex.Message)
_logger.Error(ex)
' Rollback Firebird
oFBTransaction.Rollback()
' Rollback MSSQL
oSQLTransaction.Rollback()
oMoveDirectory = DIRECTORY_DONT_MOVE
Catch ex As Exception
_logger.Warn("Unknown Error occurred: {0}", ex.Message)
_logger.Error(ex)
' Rollback Firebird
oFBTransaction.Rollback()
' Rollback MSSQL
oSQLTransaction.Rollback()
oMoveDirectory = DIRECTORY_DONT_MOVE
Finally
Try
' If everything went OK, finally commit all changes to the Database
' ==================================================================
If oIsSuccess Then
' Commit SQL Transaction
oSQLTransaction.Commit()
' Commit Firebird Transaction
oFBTransaction.Commit()
End If
Catch ex As Exception
_logger.Error(ex)
_logger.Warn("Database Transactions were not committed successfully.")
End Try
Try
oFBConnection.Close()
oSQLConnection.Close()
Catch ex As Exception
_logger.Error(ex)
_logger.Warn("Database Connections were not closed successfully.")
End Try
Try
' If an application error occurred, dont move files so they will be processed again later
If oMoveDirectory = DIRECTORY_DONT_MOVE Then
_logger.Info("Application Error occurred. Files for message Id {0} will not be moved.", oMessageId)
Else
' Move all files of the current group
MoveFiles(oArgs, oMessageId, oFileGroupFiles, oEmailAttachmentFiles, oEmbeddedAttachmentFiles, oMoveDirectory, oIsSuccess)
End If
_logger.Info("Finished processing file group {0}", oMessageId)
Catch ex As Exception
_logger.Warn("Could not move files!")
_logger.Error(ex)
Throw ex
Finally
_logger.EndBlock()
End Try
End Try
Next
End If
Next
_logger.Debug("Finishing Job {0}", Me.GetType.Name)
Catch ex As Exception
_logger.Error(ex)
_logger.Info("Job Failed! See error log for details")
End Try
End Sub
Private Sub MoveFiles(
Args As WorkerArgs,
MessageId As String,
Files As List(Of FileInfo),
AttachmentFiles As List(Of FileInfo),
EmbeddedAttachments As List(Of PDFEmbeds.EmbeddedFile),
MoveDirectory As String,
IsSuccess As Boolean)
Dim oFinalMoveDirectory As String = MoveDirectory
Dim oDateSubDirectoryName As String = Now.ToString("yyyy\\MM\\dd")
Dim oAttachmentDirectory As String = Path.Combine(oFinalMoveDirectory, Args.AttachmentsSubDirectory, oDateSubDirectoryName)
' Files will be moved to a subfolder for the current day if they are rejected
If Not IsSuccess Then
oFinalMoveDirectory = Path.Combine(oFinalMoveDirectory, oDateSubDirectoryName)
End If
' Create directories if they don't exist
If Not Directory.Exists(oFinalMoveDirectory) Then
Try
Directory.CreateDirectory(oFinalMoveDirectory)
Catch ex As Exception
_logger.Error(ex)
End Try
End If
If Not Directory.Exists(oAttachmentDirectory) And AttachmentFiles.Count > 0 Then
Try
Directory.CreateDirectory(oAttachmentDirectory)
Catch ex As Exception
_logger.Error(ex)
End Try
End If
' Filter out Attachments from `Files`
Dim oInvoiceFiles As List(Of FileInfo) = Files.Except(AttachmentFiles).ToList()
' Move PDF/A Files
For Each oFile In oInvoiceFiles
Try
Dim oFileName = _filesystem.GetVersionedFilename(Path.Combine(oFinalMoveDirectory, oFile.Name))
_filesystem.MoveTo(oFile.FullName, oFileName, oFinalMoveDirectory)
_logger.Info("Finished processing file {0}", oFile.Name)
_logger.Info("File moved to {0}", oFileName)
Catch ex As Exception
_logger.Warn("Could not move file {0}", oFile.FullName)
_logger.Error(ex)
End Try
Next
' Move non-PDF/A Email Attachments/Files
For Each oFile In AttachmentFiles
Try
Dim oFileName = _filesystem.GetVersionedFilename(Path.Combine(oAttachmentDirectory, oFile.Name))
_filesystem.MoveTo(oFile.FullName, oFileName, oAttachmentDirectory)
_logger.Info("Finished processing file {0}", oFile.Name)
_logger.Info("Attachment moved to {0}", oFileName)
Catch ex As Exception
_logger.Warn("Could not move attachment {0}", oFile.FullName)
_logger.Error(ex)
End Try
Next
' Write Embedded Files to disk
For Each oResult In EmbeddedAttachments
Try
Dim oFileName As String = $"{MessageId}~{oResult.FileName}"
Dim oFilePath As String = Path.Combine(oAttachmentDirectory, oFileName)
Using oWriter As New FileStream(oFilePath, FileMode.Create)
oWriter.Write(oResult.FileContents, 0, oResult.FileContents.Length)
End Using
Catch ex As Exception
_logger.Warn("Could not save embedded attachment {0}", oResult.FileName)
_logger.Error(ex)
End Try
Next
End Sub
Private Function CreateBodyForMissingProperties(OriginalFilename As String, MissingProperties As List(Of String))
Dim oBody = String.Format(EmailStrings.EMAIL_MISSINGPROPERTIES_1, OriginalFilename)
If MissingProperties.Count > 0 Then
oBody &= $"{vbNewLine}{vbNewLine}"
oBody &= EmailStrings.EMAIL_MISSINGPROPERTIES_2
oBody &= $"{vbNewLine}{vbNewLine}"
For Each prop In MissingProperties
oBody &= $"- {prop}"
Next
End If
Return oBody
End Function
Private Function CreateMD5(ByVal Filename As String) As String
Try
Dim oMD5 As New MD5CryptoServiceProvider
Dim oHash As Byte()
Dim oHashString As String
Dim oResult As String = ""
Using oFileStream As New FileStream(Filename, FileMode.Open, FileAccess.Read, FileShare.Read, 8192)
oHash = oMD5.ComputeHash(oFileStream)
oHashString = BitConverter.ToString(oHash)
End Using
oResult = oHashString.Replace("-", "")
Return oResult
Catch ex As Exception
_logger.Error(ex)
Return ""
End Try
End Function
End Class