79 lines
3.0 KiB
VB.net
79 lines
3.0 KiB
VB.net
Imports System.IO
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Public Class clsHelper
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Public Shared Function Check_Folder(path As String)
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Try
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If Not IO.Directory.Exists(path) Then
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' Nein! Jetzt erstellen...
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IO.Directory.CreateDirectory(path)
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ClassLogger.Add("Folder: '" & path & "' wurde erfolgreich angelegt", False)
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' Ordner wurde korrekt erstellt!
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End If
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Return True
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Catch ex As Exception
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ClassLogger.Add("In clsHelper.Check_Folder - " & ex.Message, True)
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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 Prevent_Null(value)
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Select Case value.GetType.ToString
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Case "System.DBNull"
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Return Nothing
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Case Else
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Return value
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End Select
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End Function
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Public Shared Function func_check_file_use(ByVal sub_filename) As Boolean
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Dim fs As Integer = FreeFile()
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Dim inuse As Boolean = False
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If File.Exists(sub_filename) Then
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Try
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FileOpen(fs, sub_filename, OpenMode.Binary, _
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OpenAccess.ReadWrite, OpenShare.LockReadWrite)
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Catch
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inuse = True
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Finally
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FileClose(fs)
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End Try
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End If
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Return inuse
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End Function
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Public Shared Function file_exists(ByVal _file As String)
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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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ClassLogger.Add("In clsHelper.file_exists - " & ex.Message, True)
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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 Datei_Versionieren(Dateiname As String, LOG_ERR_ONLY As Boolean, modul As String)
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Try
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Dim version As Integer = 1
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Dim extension As String = Path.GetExtension(Dateiname) 'Quelldatei.Substring(Quelldatei.LastIndexOf("."))
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Dim Stammname As String = Path.GetDirectoryName(Dateiname)
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Dim neuername As String = Path.GetFileNameWithoutExtension(Dateiname)
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Dim endgueltigerDateiname As String = neuername & extension
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'Automatische Versionierung mit Tilde + Version
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Do While file_exists(Stammname & "\" & neuername & extension) = True
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ClassLogger.Add(" - Datei " & endgueltigerDateiname & " ist vorhanden - Datei wird versioniert", False)
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neuername = Stammname & "~" & version
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endgueltigerDateiname = neuername & extension
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version = version + 1
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Loop
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Return Stammname & "\" & neuername & extension
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Catch ex As Exception
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ClassLogger.Add("In clsHelper.Datei_Versionieren - " & ex.Message, True)
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Return Nothing
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End Try
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End Function
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Public Shared Function string_Contains(s As String, search As String)
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Return s.ToLower.Contains(search.ToLower)
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End Function
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End Class
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