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FDFApp.vb
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Imports System.IO
Imports System.Net
Imports System.Text
Imports System.Web
Imports System.Diagnostics.Process
Imports System.Data.OleDb
Imports System.Data
Imports System.Xml
Imports System.Text.Encoder
Imports System.Security
Imports System.Security.Permissions
Namespace FDFApp
Public Class FDFApp_Class
Implements IDisposable
Private FDFDox As New FDFDoc_Class
Private _FDFErrors As New FDFErrors
Private _FDFMIME As String = "application/vnd.fdf"
Private _PDFMIME As String = "application/pdf"
Private _HTMMIME As String = "text/html"
Private _TXTMIME As String = "text/plain"
Private _XMLMIME As String = "text/xml"
Private _XFDFMIME As String = "application/vnd.adobe.xfdf"
Private _XDPMIME As String = "application/vnd.adobe.xdp+xml"
Private _defaultEncoding As Encoding = Encoding.UTF8
Public Property ThrowErrors() As Boolean
Get
Return _FDFErrors.ThrowErrors
End Get
Set(ByVal value As Boolean)
_FDFErrors.ThrowErrors = value
End Set
End Property
Public Enum FieldType
FldTextual = 1
FldMultiSelect = 3
FldOption = 5
End Enum
Public Enum FDFType
FDF = 1
xFDF = 2
XML = 3
PDF = 4
XDP = 5
XPDF = 6
XFA = 10
End Enum
Private Property FDFErrors() As FDFErrors
Get
Return _FDFErrors
End Get
Set(ByVal Value As FDFErrors)
_FDFErrors = Value
End Set
End Property
Public Function FDFHasErrors() As Boolean
Return _FDFErrors.FDFHasErrors
End Function
''' <summary>
''' MimeTxt is the string variable representing the TEXT MIME Type for Response.ContentType objects
''' </summary>
''' <value></value>
''' <returns>text/plain</returns>
''' <remarks></remarks>
Public ReadOnly Property MimeTXT() As String
Get
Return _TXTMIME
End Get
End Property
''' <summary>
''' MimeXDP is the string variable representing the XDP Mime Type for Response.ContentType objects
''' </summary>
''' <value></value>
''' <returns>application/vnd.adobe.xdp+xml</returns>
''' <remarks></remarks>
Public ReadOnly Property MimeXDP() As String
Get
Return _XDPMIME
End Get
End Property
''' <summary>
''' MimeHTML is the string variable representing the HTML MIME Type for Response.ContentType objects
''' </summary>
''' <value></value>
''' <returns></returns>
''' <remarks></remarks>
Public ReadOnly Property MimeHTML() As String
Get
Return _HTMMIME
End Get
End Property
''' <summary>
''' MimeXML is the string variable representing the XML MIME Type for Response.ContentType objects
''' </summary>
''' <value></value>
''' <returns>text/xml</returns>
''' <remarks></remarks>
Public ReadOnly Property MimeXML() As String
Get
Return _XMLMIME
End Get
End Property
''' <summary>
''' MimeFDF is the string variable representing the FDF MIME Type for Response.ContentType objects
''' </summary>
''' <value></value>
''' <returns>application/vnd.fdf</returns>
''' <remarks></remarks>
Public ReadOnly Property MimeFDF() As String
Get
Return _FDFMIME
End Get
End Property
''' <summary>
''' MimeXFDF is the string variable representing the XFDF MIME Type for Response.ContentType objects
''' </summary>
''' <value></value>
''' <returns>application/vnd.adobe.xfdf</returns>
''' <remarks></remarks>
Public ReadOnly Property MimeXFDF() As String
Get
Return _XFDFMIME
End Get
End Property
''' <summary>
''' MimePDF is the string variable representing the PDF MIME Type for Response.ContentType objects
''' </summary>
''' <value></value>
''' <returns>application/pdf</returns>
''' <remarks></remarks>
Public ReadOnly Property MimePDF() As String
Get
Return _PDFMIME
End Get
End Property
''' <summary>
''' ResetErrors resets all errors in FDFApp.FDFApp_Class object
''' </summary>
''' <remarks></remarks>
Public Sub ResetErrors()
_FDFErrors.ResetErrors()
End Sub
''' <summary>
''' FDFAppErrors() Returns an array of FDFError objects
''' </summary>
''' <value></value>
''' <returns>FDFAppError Object Array</returns>
''' <remarks></remarks>
Public Property FDFAppErrors() As FDFErrors
Get
Return _FDFErrors
End Get
Set(ByVal Value As FDFErrors)
_FDFErrors = Value
End Set
End Property
''' <summary>
''' FDFAppErrorStr returns FDFAppErrors in string format, Optional HTML Format
''' </summary>
''' <param name="HTMLFormat">Set to true to return with HTML line breaks</param>
''' <returns>String with FDFAppError Array content</returns>
''' <remarks></remarks>
Public Function FDFAppErrorsStr(Optional ByVal HTMLFormat As Boolean = False) As String
Dim FDFErrors As FDFErrors
Dim FDFError As FDFErrors.FDFError
FDFErrors = _FDFErrors
Dim retString As String
retString = CStr(IIf(HTMLFormat, "<br>", vbNewLine)) & "FDFApp Errors:"
If FDFErrors.FDFErrors Is Nothing Then Return ""
If FDFErrors.FDFErrors.Length <= 0 Then Return ""
For Each FDFError In FDFErrors.FDFErrors
retString = retString & CStr(IIf(HTMLFormat, "<br>", vbNewLine)) & vbTab & "Error: " & FDFError.FDFError_Code & " - " & FDFError.FDFError & CStr(IIf(HTMLFormat, "<br>", vbNewLine)) & vbTab & "#: " & FDFError.FDFError_Number & CStr(IIf(HTMLFormat, "<br>", vbNewLine)) & vbTab & "Module: " & FDFError.FDFError_Module & CStr(IIf(HTMLFormat, "<br>", vbNewLine)) & vbTab & "Message: " & FDFError.FDFError_Msg & CStr(IIf(HTMLFormat, "<br>", vbNewLine))
Next
Return retString
End Function
''' <summary>
''' Determines what format the data is in.
''' </summary>
''' <param name="PDFData">PDF Data (String) or PDF URL ir PDF Local File Path</param>
''' <returns>FDFType (XML/xFDF/XDP/PDF=Acrobat/XPDF=LiveCycle)</returns>
''' <remarks>EDITED: 2011-06-27</remarks>
Public Function Determine_Type(ByVal PDFData As String) As FDFType
FDFDox.DefaultEncoding = _defaultEncoding
Dim PDFData2 As String = PDFData
Dim PDFFileName As String = ""
Dim bytes() As Byte = Nothing
Try
If IsValidUrl(PDFData) Then
Dim client As New WebClient
PDFFileName = PDFData
Dim wClient As New Net.WebClient
Dim strPDF As New MemoryStream
bytes = wClient.DownloadData(PDFData)
PDFData = _defaultEncoding.GetString(bytes)
ElseIf File.Exists(PDFData) Then
PDFFileName = PDFData
Dim FS As New FileStream(PDFData, FileMode.Open, FileAccess.Read, FileShare.Read)
Dim reader As StreamReader = New StreamReader(FS)
ReDim bytes(CInt(FS.Length))
reader.BaseStream.Read(bytes, 0, CInt(reader.BaseStream.Length))
FS.Close()
PDFData = _defaultEncoding.GetString(bytes)
End If
Catch ex As Exception
PDFData = PDFData2
End Try
If PDFData.StartsWith("%FDF") Then
Return FDFType.FDF
ElseIf PDFData.StartsWith("%PDF") Then
Try
Dim reader As iTextSharp.text.pdf.PdfReader
If Not String_IsNullOrEmpty(PDFFileName) Then
reader = New iTextSharp.text.pdf.PdfReader(PDFFileName)
Else
reader = New iTextSharp.text.pdf.PdfReader(bytes)
End If
Dim xfaFrm As New iTextSharp.text.pdf.XfaForm(reader)
Dim isXFA As Boolean = False
isXFA = xfaFrm.XfaPresent
reader.Close()
reader = Nothing
xfaFrm = Nothing
If isXFA Then
If FDFDox.PDFisXFADynamic(bytes) Then
Return FDFType.XFA
Else
Return FDFType.XPDF
End If
Else
Return FDFType.PDF
End If
Catch ex As Exception
Return FDFType.PDF
End Try
Return FDFType.PDF
ElseIf InStr(PDFData, "<xdp:xdp xmlns:xdp=""http://ns.adobe.com/xdp/""") > 0 Then
Return FDFType.XDP
ElseIf PDFData.StartsWith("<?xml version=""1.0""") Then
If InStrRev(PDFData, "<xfdf", -1, CompareMethod.Text) > 0 Then
Return FDFType.xFDF
Else
Return FDFType.XML
End If
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcBadFDF, "Error: Bad FDF/PDF or Unknown Data Type", "FDFApp.FDFType", 1)
End If
Return Nothing
Exit Function
End Function
''' <summary>
''' Determines what format the data is in.
''' </summary>
''' <param name="PDFData">PDF Data</param>
''' <returns>FDFType (XML/xFDF/XDP/PDF=Acrobat/XPDF=LiveCycle)</returns>
''' <remarks></remarks>
Public Function Determine_Type(ByVal PDFData As Byte()) As FDFType
Dim data As String = _defaultEncoding.GetString(PDFData)
If data.ToString.StartsWith("%FDF") Then
Return FDFType.FDF
ElseIf data.ToString.StartsWith("%PDF") Then
Try
Dim reader As New iTextSharp.text.pdf.PdfReader(PDFData)
Dim xfaFrm As New iTextSharp.text.pdf.XfaForm(reader)
Dim isXFA As Boolean = False
isXFA = xfaFrm.XfaPresent
reader.Close()
reader = Nothing
xfaFrm = Nothing
If isXFA Then
If FDFDox.PDFisXFADynamic(PDFData) Then
Return FDFType.XFA
Else
Return FDFType.XPDF
End If
Else
Return FDFType.PDF
End If
Catch ex As Exception
Return FDFType.PDF
End Try
Return FDFType.PDF
ElseIf InStr(data.ToString, "<xdp:xdp xmlns:xdp=""http://ns.adobe.com/xdp/""") > 0 Then
Return FDFType.XDP
ElseIf data.ToString.StartsWith("<?xml version=""1.0""") Then
If InStrRev(data.ToString, "<xfdf", -1, CompareMethod.Text) > 0 Then
Return FDFType.xFDF
Else
Return FDFType.XML
End If
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcBadFDF, "Error: Bad FDF/PDF or Unknown Data Type", "FDFApp.FDFType", 1)
Return FDFType.FDF
End If
End Function
''' <summary>
''' Determines what format the data is in.
''' </summary>
''' <param name="PDFData">PDF Data</param>
''' <param name="ownerPassword">OwnerPassword</param>
''' <returns>FDFType (XML/xFDF/XDP/PDF=Acrobat/XPDF=LiveCycle)</returns>
''' <remarks></remarks>
Public Function Determine_Type(ByVal PDFData As Byte(), ByVal ownerPassword As String) As FDFType
Dim data As String = _defaultEncoding.GetString(PDFData)
If data.ToString.StartsWith("%FDF") Then
Return FDFType.FDF
ElseIf data.ToString.StartsWith("%PDF") Then
Try
Dim reader As iTextSharp.text.pdf.PdfReader
If Not String_IsNullOrEmpty(ownerPassword) Then
reader = New iTextSharp.text.pdf.PdfReader(PDFData, _defaultEncoding.GetBytes(ownerPassword))
Else
reader = New iTextSharp.text.pdf.PdfReader(PDFData)
End If
Dim xfaFrm As New iTextSharp.text.pdf.XfaForm(reader)
Dim isXFA As Boolean = False
isXFA = xfaFrm.XfaPresent
reader.Close()
reader = Nothing
xfaFrm = Nothing
If isXFA Then
If FDFDox.PDFisXFADynamic(PDFData) Then
Return FDFType.XFA
Else
Return FDFType.XPDF
End If
Else
Return FDFType.PDF
End If
Catch ex As Exception
Return FDFType.PDF
End Try
Return FDFType.PDF
ElseIf InStr(data.ToString, "<xdp:xdp xmlns:xdp=""http://ns.adobe.com/xdp/""") > 0 Then
Return FDFType.XDP
ElseIf data.ToString.StartsWith("<?xml version=""1.0""") Then
If InStrRev(data.ToString, "<xfdf", -1, CompareMethod.Text) > 0 Then
Return FDFType.xFDF
Else
Return FDFType.XML
End If
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcBadFDF, "Error: Bad FDF/PDF or Unknown Data Type", "FDFApp.FDFType", 1)
Return FDFType.FDF
End If
End Function
''' <summary>
''' Determines what format the data is in.
''' </summary>
''' <param name="PDFData">PDF Data</param>
''' <returns>FDFType (XML/xFDF/XDP/PDF=Acrobat/XPDF=LiveCycle)</returns>
''' <remarks></remarks>
Public Function Determine_Type(ByVal PDFData As Stream) As FDFType
Dim Data As String = ReadStream_New(PDFData, False)
If Data.StartsWith("%FDF") Then
Return FDFType.FDF
ElseIf Data.StartsWith("%PDF") Then
Try
Dim reader As New iTextSharp.text.pdf.PdfReader(PDFData)
Dim xfaFrm As New iTextSharp.text.pdf.XfaForm(reader)
Dim isXFA As Boolean = False
isXFA = xfaFrm.XfaPresent
reader.Close()
reader = Nothing
xfaFrm = Nothing
If isXFA Then
If FDFDox.PDFisXFADynamic(PDFData) Then
Return FDFType.XFA
Else
Return FDFType.XPDF
End If
Else
Return FDFType.PDF
End If
Catch ex As Exception
Return FDFType.PDF
End Try
Return FDFType.PDF
ElseIf InStr(Data, "<xdp:xdp xmlns:xdp=""http://ns.adobe.com/xdp/""") > 0 Then
Return FDFType.XDP
ElseIf Data.StartsWith("<?xml version=""1.0""") Then
If InStrRev(Data, "<xfdf", -1, CompareMethod.Text) > 0 Then
Return FDFType.xFDF
Else
Return FDFType.XML
End If
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcBadFDF, "Error: Bad FDF/PDF or Unknown Data Type", "FDFApp.FDFType", 1)
Return FDFType.FDF
End If
End Function
Public Property DefaultEncoding() As Encoding
Get
Return _defaultEncoding
End Get
Set(ByVal value As Encoding)
_defaultEncoding = value
End Set
End Property
#Region "OPEN DOCUMENT"
''' <summary>
''' FDFOpenFromStream opens an FDF Document from a Stream Object
''' </summary>
''' <param name="varFDFData">FDF Data Stream to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpenFromStream(ByVal varFDFData As Stream, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
If varFDFData.CanSeek Then
varFDFData.Position = 0
End If
Dim bytesPDF(CInt(varFDFData.Length)) As Byte
varFDFData.Read(bytesPDF, 0, bytesPDF.Length)
Dim rawString As String = _defaultEncoding.GetString(bytesPDF)
Dim eFDFType As FDFType
eFDFType = Determine_Type(bytesPDF)
FDFDox.PDFData = bytesPDF
Select Case eFDFType
Case FDFType.FDF
Return FDFOpenWithiText(bytesPDF, FDFInitialize, AppendSaves)
Case FDFType.xFDF
FDFDox.FDFData = rawString '_defaultEncoding.GetString(FDFDox.PDFData)
Return parseXFDF(rawString, FDFInitialize)
Case FDFType.XML
FDFDox.FDFData = rawString
Return parseXML(rawString, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(bytesPDF, FDFInitialize)
Case FDFType.XPDF
Return parseXFA(bytesPDF, FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = rawString '_defaultEncoding.GetString(FDFDox.PDFData)
Return parseXDP(rawString, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromBuf", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' FDFOpenFromBuf opens an FDF Document from a Byte Array or Buffer
''' </summary>
''' <param name="varFDFData">FDF Data Byte Array to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpenFromBuf(ByVal varFDFData() As Byte, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
Dim FDFData As String = ReadBytes(varFDFData, False)
Dim eFDFType As FDFType
eFDFType = Determine_Type(FDFData)
Select Case eFDFType
Case FDFType.FDF
Return parseFDFi(varFDFData, FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(varFDFData, FDFInitialize)
Case FDFType.XPDF
Return parseXFA(varFDFData, FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromBuf", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' PDFOpenFromBuf opens an PDF Document from a Byte Array or Buffer
''' </summary>
''' <param name="varPDFData">PDF Data Byte Array to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <param name="ownerPassword">Owner password for Original password protected documents</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function PDFOpenFromBuf(ByVal varPDFData() As Byte, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True, Optional ByVal ownerPassword As String = "") As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
Dim FDFData As String = ReadBytes(varPDFData, False)
Dim eFDFType As FDFType
eFDFType = Determine_Type(varPDFData, ownerPassword)
Select Case eFDFType
Case FDFType.FDF
Return FDFOpenWithiText(FDFData, FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(varPDFData, FDFInitialize, ownerPassword)
Case FDFType.XPDF
Return parseXFA(varPDFData, FDFInitialize, ownerPassword)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromBuf", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' PDFOpenFromStream opens an PDF Document from a Stream
''' </summary>
''' <param name="varPDFData">PDF Stream to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <param name="ownerPassword">Owner password for Original password protected documents</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function PDFOpenFromStream(ByVal varPDFData As Stream, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True, Optional ByVal ownerPassword As String = "") As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
If varPDFData.CanSeek Then
varPDFData.Position = 0
End If
ReDim FDFDox.PDFData(CInt(varPDFData.Length))
varPDFData.Read(FDFDox.PDFData, 0, CInt(varPDFData.Length))
Dim eFDFType As FDFType
eFDFType = Determine_Type(FDFDox.PDFData, ownerPassword)
Select Case eFDFType
Case FDFType.FDF
Return FDFOpenWithiText(FDFDox.PDFData, FDFInitialize, AppendSaves)
Case FDFType.xFDF
FDFDox.FDFData = _defaultEncoding.GetString(FDFDox.PDFData)
Return parseXFDF(FDFDox.FDFData, FDFInitialize)
Case FDFType.XML
FDFDox.FDFData = _defaultEncoding.GetString(FDFDox.PDFData)
Return parseXML(FDFDox.FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(FDFDox.PDFData, FDFInitialize, ownerPassword)
Case FDFType.XPDF
Return parseXFA(FDFDox.PDFData, FDFInitialize, ownerPassword)
Case FDFType.XDP
FDFDox.XDPData = _defaultEncoding.GetString(FDFDox.PDFData)
Return parseXDP(FDFDox.XDPData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromBuf", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' FDFOpenFromStr opens an FDF Document from a String variable
''' </summary>
''' <param name="bstrFDFData">FDF Data String to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpenFromStr(ByVal bstrFDFData As String, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
Dim FDFData As String = bstrFDFData
Dim eFDFType As FDFType
FDFDox.DefaultEncoding = _defaultEncoding
eFDFType = Determine_Type(FDFData)
Select Case eFDFType
Case FDFType.FDF
Return parseFDFi(_defaultEncoding.GetBytes(FDFData), FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(_defaultEncoding.GetBytes(FDFData), FDFInitialize)
Case FDFType.XPDF
Return parseXFA(_defaultEncoding.GetBytes(FDFData), FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromStr", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' FDFOpenFromFile opens an FDF Document from a File Location or URL
''' </summary>
''' <param name="bstrFileName">FDF Data File or URL to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpenFromFile(ByVal bstrFileName As String, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
Dim FDFData As String
Dim bytes() As Byte = Nothing
If IsValidUrl(bstrFileName) Then
Dim client As New WebClient
bytes = GetUsedBytesOnly(client.DownloadData(bstrFileName))
FDFData = _defaultEncoding.GetString(bytes)
ElseIf File.Exists(bstrFileName) Then
Dim input As New StreamReader(bstrFileName, _defaultEncoding)
FDFData = input.ReadToEnd
bytes = _defaultEncoding.GetBytes(FDFData)
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File Does Not Exist", "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End If
FDFDox.DefaultEncoding = _defaultEncoding
Dim eFDFType As FDFType
eFDFType = Determine_Type(FDFData)
Select Case eFDFType
Case FDFType.FDF
Return parseFDFi(bytes, FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, bstrFileName, FDFInitialize)
Case FDFType.PDF
Return parsePDF(bytes, FDFInitialize)
Case FDFType.XPDF
Return parseXFA(bytes, FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End Try
End Function
#Region "Edited 2010-09-28"
''' <summary>
''' FDFOpenFromStream opens an FDF Document from a Stream Object
''' </summary>
''' <param name="varFDFData">FDF Data Stream to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpen(ByVal varFDFData As Stream, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
If varFDFData.CanSeek Then
varFDFData.Position = 0
End If
ReDim FDFDox.PDFData(CInt(varFDFData.Length))
varFDFData.Read(FDFDox.PDFData, 0, CInt(varFDFData.Length))
Dim eFDFType As FDFType
eFDFType = Determine_Type(FDFDox.PDFData)
Select Case eFDFType
Case FDFType.FDF
Return FDFOpenWithiText(FDFDox.PDFData, FDFInitialize, AppendSaves)
Case FDFType.xFDF
FDFDox.FDFData = _defaultEncoding.GetString(FDFDox.PDFData)
Return parseXFDF(FDFDox.FDFData, FDFInitialize)
Case FDFType.XML
FDFDox.FDFData = _defaultEncoding.GetString(FDFDox.PDFData)
Return parseXML(FDFDox.FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(FDFDox.PDFData, FDFInitialize)
Case FDFType.XPDF
Return parseXFA(FDFDox.PDFData, FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = _defaultEncoding.GetString(FDFDox.PDFData)
Return parseXDP(FDFDox.XDPData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromBuf", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' FDFOpenFromBuf opens an FDF Document from a Byte Array or Buffer
''' </summary>
''' <param name="varFDFData">FDF Data Byte Array to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpen(ByVal varFDFData() As Byte, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
Dim FDFData As String = ReadBytes(varFDFData, False)
Dim eFDFType As FDFType
eFDFType = Determine_Type(FDFData)
Select Case eFDFType
Case FDFType.FDF
Return FDFOpenWithiText(FDFData, FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(varFDFData, FDFInitialize)
Case FDFType.XPDF
Return parseXFA(varFDFData, FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromBuf", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' FDFOpenFromFile opens an FDF Document from a File Location or URL
''' </summary>
''' <param name="bstrFileName">FDF Data File or URL to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpen(ByVal bstrFileName As String, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
Dim FDFData As String
Dim bytes() As Byte = Nothing
If IsValidUrl(bstrFileName) Then
Dim client As New WebClient
bytes = GetUsedBytesOnly(client.DownloadData(bstrFileName))
FDFData = _defaultEncoding.GetString(bytes)
ElseIf File.Exists(bstrFileName) Then
Dim input As New StreamReader(bstrFileName, _defaultEncoding)
FDFData = input.ReadToEnd
bytes = _defaultEncoding.GetBytes(FDFData)
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File Does Not Exist", "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End If
FDFDox.DefaultEncoding = _defaultEncoding
Dim eFDFType As FDFType
eFDFType = Determine_Type(FDFData)
Select Case eFDFType
Case FDFType.FDF
Return FDFOpenWithiText(FDFData, FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, bstrFileName, FDFInitialize)
Case FDFType.PDF
Return parsePDF(bytes, FDFInitialize)
Case FDFType.XPDF
Return parseXFA(bytes, FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End Try
End Function
#End Region
''' <summary>
''' OPEN FILE WITH iText
''' </summary>
''' <param name="strFilePathOrURL">FDF URL, or Path String</param>
''' <param name="FDFInitialize">Intialize FDFDoc</param>
''' <param name="AppendSaves"></param>
''' <returns>FDFDoc</returns>
''' <remarks></remarks>
Public Function FDFOpenFromFileiText(ByVal strFilePathOrURL As String, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
Try
Select Case Determine_Type(strFilePathOrURL)
Case FDFType.FDF
Return parseFDFiB(_defaultEncoding.GetString(GetUsedBytesOnly(strFilePathOrURL)), True, True)
Case FDFType.XDP
Return parseXDP(_defaultEncoding.GetString(GetUsedBytesOnly(strFilePathOrURL)), True)
Case FDFType.XML
Return parseXML(_defaultEncoding.GetString(GetUsedBytesOnly(strFilePathOrURL)), True)
Case FDFType.xFDF
Return parseXFDF(_defaultEncoding.GetString(GetUsedBytesOnly(strFilePathOrURL)), True)
Case FDFType.PDF, FDFType.XPDF
Return parsePDF((GetUsedBytesOnly(strFilePathOrURL)), True, "")
Case FDFType.XFA
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File (XFA-Dynamic) not supported.", "FDFApp.FDFOpenFromFileiText", 1)
Return Nothing
Exit Function
Case Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File not supported.", "FDFApp.FDFOpenFromFileiText", 1)
Return Nothing
Exit Function
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromFileiText", 1)
Return Nothing
Exit Function
End Try
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromFileiText", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' Parse FDF with iText
''' </summary>
''' <param name="strUrl">String URL or Path of FDF</param>
''' <param name="FDFInitialize">Initialize FDFDoc</param>
''' <param name="AppendSaves"></param>
''' <returns>FDFDoc</returns>
''' <remarks></remarks>
Public Function FDFOpenWithiText(ByVal strUrl As String, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
Select Case Determine_Type(strUrl)
Case FDFType.FDF
Return parseFDFiB(_defaultEncoding.GetString(GetUsedBytesOnly(strUrl)), True, True)
Case FDFType.XDP
Return parseXDP(_defaultEncoding.GetString(GetUsedBytesOnly(strUrl)), True)
Case FDFType.XML
Return parseXML(_defaultEncoding.GetString(GetUsedBytesOnly(strUrl)), True)
Case FDFType.xFDF
Return parseXFDF(_defaultEncoding.GetString(GetUsedBytesOnly(strUrl)), True)
Case FDFType.PDF, FDFType.XPDF
Return parsePDF((GetUsedBytesOnly(strUrl)), True, "")
Case FDFType.XFA
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File (XFA-Dynamic) not supported.", "FDFApp.FDFOpenWithiText", 1)
Return Nothing
Exit Function
Case Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File not supported.", "FDFApp.FDFOpenWithiText", 1)
Return Nothing
Exit Function
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End Try
End Function
Public Function FDFOpenWithiText(ByVal strData() As Byte, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
If strData.Length > 0 Then
Select Case Determine_Type(strData)
Case FDFType.FDF
Return parseFDFiB(_defaultEncoding.GetString(strData), True, True)
Case FDFType.XDP
Return parseXDP(_defaultEncoding.GetString(strData), True)
Case FDFType.XML
Return parseXML(_defaultEncoding.GetString(strData), True)
Case FDFType.xFDF
Return parseXFDF(_defaultEncoding.GetString(strData), True)
Case FDFType.PDF, FDFType.XPDF
Return parsePDF(strData, True, "")
Case FDFType.XFA
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File (XFA-Dynamic) not supported.", "FDFApp.FDFOpenWithiText", 1)
Return Nothing
Exit Function
Case Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File not supported.", "FDFApp.FDFOpenWithiText", 1)
Return Nothing
Exit Function
End Select
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File Does Not Exist", "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End If
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End Try
End Function
Public Function FDFOpenWithiText(ByVal strData As Stream, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
If strData.Length > 0 Then
If strData.CanSeek Then
strData.Position = 0
End If
Select Case Determine_Type(strData)
Case FDFType.FDF
Return parseFDFiB(_defaultEncoding.GetString(GetUsedBytesOnly(strData)), True, True)
Case FDFType.XDP
Return parseXDP(_defaultEncoding.GetString(GetUsedBytesOnly(strData)), True)
Case FDFType.XML
Return parseXML(_defaultEncoding.GetString(GetUsedBytesOnly(strData)), True)
Case FDFType.xFDF
Return parseXFDF(_defaultEncoding.GetString(GetUsedBytesOnly(strData)), True)
Case FDFType.PDF, FDFType.XPDF
Return parsePDF(strData, True, "")
Case FDFType.XFA
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File (XFA-Dynamic) not supported.", "FDFApp.FDFOpenWithiText", 1)
Return Nothing
Exit Function
Case Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File not supported.", "FDFApp.FDFOpenWithiText", 1)
Return Nothing
Exit Function
End Select
Return Nothing
Else
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcFileSysErr, "Error: File Does Not Exist", "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End If
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromFile", 1)
Return Nothing
Exit Function
End Try
End Function
''' <summary>
''' FDFOpenFromURL opens an FDF Document from a URL
''' </summary>
''' <param name="FDFURL">FDF Document URL to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function FDFOpenFromURL(ByVal FDFURL As String, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True) As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
Dim client As New WebClient
Dim bytes() As Byte = client.DownloadData(FDFURL)
Dim FDFData As String = _defaultEncoding.GetString(bytes)
Dim eFDFType As FDFType
eFDFType = Determine_Type(bytes)
Select Case eFDFType
Case FDFType.FDF
Return parseFDFi(bytes, FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(bytes, FDFInitialize)
Case FDFType.XPDF
Return parseXFA(bytes, FDFInitialize)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select
Return Nothing
Catch ex As Exception
_FDFErrors.FDFAddError(FDFErrors.FDFErc.FDFErcInternalError, "Error: " & ex.Message, "FDFApp.FDFOpenFromURL", 1)
Return Nothing
Exit Function
End Try
End Function
#Region "Edited 2010-09-28"
''' <summary>
''' PDFOpenFromBuf opens an PDF Document from a Byte Array or Buffer
''' </summary>
''' <param name="varPDFData">PDF Data Byte Array to parse</param>
''' <param name="FDFInitialize">Initialize FDFDoc Object</param>
''' <param name="AppendSaves">Appends Saves</param>
''' <param name="ownerPassword">Owner password for Original password protected documents</param>
''' <returns>FDFDoc_Class</returns>
''' <remarks></remarks>
Public Function PDFOpen(ByVal varPDFData() As Byte, Optional ByVal FDFInitialize As Boolean = False, Optional ByVal AppendSaves As Boolean = True, Optional ByVal ownerPassword As String = "") As FDFDoc_Class
Try
FDFDox.DefaultEncoding = _defaultEncoding
Dim FDFData As String = ReadBytes(varPDFData, False)
Dim eFDFType As FDFType
eFDFType = Determine_Type(varPDFData, ownerPassword)
Select Case eFDFType
Case FDFType.FDF
Return FDFOpenWithiText(FDFData, FDFInitialize, AppendSaves)
Case FDFType.xFDF
Return parseXFDF(FDFData, FDFInitialize)
Case FDFType.XML
Return parseXML(FDFData, "", FDFInitialize)
Case FDFType.PDF
Return parsePDF(varPDFData, FDFInitialize, ownerPassword)
Case FDFType.XPDF
Return parseXFA(varPDFData, FDFInitialize, ownerPassword)
Case FDFType.XDP
FDFDox.XDPData = FDFData
Return parseXDP(FDFData, FDFInitialize)
End Select