72 lines
2.2 KiB
VB.net
72 lines
2.2 KiB
VB.net
Imports System.IO
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Imports System.Text.RegularExpressions
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Imports DigitalData.Modules.Logging
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Public Class clsHelper
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Private Shared _Logger As DigitalData.Modules.Logging.Logger
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Public Shared Function file_exists(ByVal _file As String, ByVal _modul As String) As Boolean
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Try
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If System.IO.File.Exists(_file) Then
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Return True
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Else
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Return False
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End If
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Catch ex As Exception
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If _modul = "NI" Then
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_Logger.Error(ex)
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End If
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Return False
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End Try
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End Function
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Public Shared Function GetPDFPageCount(ByVal PDFDateiname As String, ByVal _modul As String) As Integer
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Try
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If PDFDateiname.ToLower.EndsWith(".pdf") Then
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Dim fs As FileStream
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Dim sr As StreamReader
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Dim PDFText As String
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Dim rgx As Regex
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Dim Muster As String
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Dim Treffer As MatchCollection
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Dim Anzahl As Integer
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fs = New FileStream(PDFDateiname, FileMode.Open, FileAccess.Read)
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sr = New StreamReader(fs)
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PDFText = sr.ReadToEnd()
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Muster = "/Type\s*/Page[^s]"
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rgx = New Regex(Muster, RegexOptions.Multiline)
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Treffer = rgx.Matches(PDFText)
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Anzahl = Treffer.Count
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fs.Close()
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Return Anzahl
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Else
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Return 0
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End If
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Catch ex As Exception
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If _modul = "NI" Then
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_Logger.Error(ex)
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End If
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If _modul = "DI" Then
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ClassLoggerDI.Add("Fehler in GetPageCount - Fehler: ", ex)
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End If
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Return 0
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End Try
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End Function
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Public Shared Sub Add_Application_log(msg As String)
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Try
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If CURRENT_APPLICATION_LOG <> String.Empty Then
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CURRENT_APPLICATION_LOG = CURRENT_APPLICATION_LOG & vbNewLine & Now.ToString & " >> " & msg
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Else
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CURRENT_APPLICATION_LOG = Now.ToString & " >> " & msg
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End If
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Catch ex As Exception
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End Try
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End Sub
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End Class
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