path: root/wizards/source/access2base/Trace.xba

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE script:module PUBLIC "-//OpenOffice.org//DTD OfficeDocument 1.0//EN" "module.dtd">
<script:module xmlns:script="http://openoffice.org/2000/script" script:name="Trace" script:language="StarBasic">
REM =======================================================================================================================
REM ===					The Access2Base library is a part of the LibreOffice project.									===
REM ===					Full documentation is available on http://www.access2base.com									===
REM =======================================================================================================================

Option Explicit

Public Const cstLogMaxEntries = 99

REM Typical Usage
REM		TraceLog(&quot;INFO&quot;, &quot;The OK button was pressed&quot;)
REM
REM Typical Usage for error logging
REM		Sub MySub()
REM			On Local Error GoTo Error_Sub
REM			...
REM		Exit_Sub:
REM			Exit Sub
REM		Error_Sub:
REM			TraceError(&quot;ERROR&quot;, Err, &quot;MySub&quot;, Erl)
REM			GoTo Exit_Sub
REM		End Sub
REM
REM	To display the current logged traces and/or to set parameters
REM		TraceConsole()

REM -----------------------------------------------------------------------------------------------------------------------
Public Sub TraceConsole()
&apos;	Display the Trace dialog with current trace log values and parameter choices
	If _ErrorHandler() Then On Local Error Goto Error_Sub

Dim sLineBreak As String, oTraceDialog As Object
	sLineBreak = vbNewLine

	Set oTraceDialog = CreateUnoDialog(Utils._GetDialogLib().dlgTrace)
	oTraceDialog.Title = _GetLabel(&quot;DLGTRACE_TITLE&quot;)
	oTraceDialog.Model.HelpText = _GetLabel(&quot;DLGTRACE_HELP&quot;)

Dim oEntries As Object, oTraceLog As Object, oClear As Object, oMinLevel As Object, oNbEntries As Object, oDump As Object
Dim oControl As Object
Dim i As Integer, sText As String, iOKCancel As Integer
	
	Set oNbEntries = oTraceDialog.Model.getByName(&quot;numNbEntries&quot;)
	oNbEntries.Value = _A2B_.TraceLogCount
	oNbEntries.HelpText = _GetLabel(&quot;DLGTRACE_LBLNBENTRIES_HELP&quot;)

	Set oControl = oTraceDialog.Model.getByName(&quot;lblNbEntries&quot;)
	oControl.Label = _GetLabel(&quot;DLGTRACE_LBLNBENTRIES_LABEL&quot;)
	oControl.HelpText = _GetLabel(&quot;DLGTRACE_LBLNBENTRIES_HELP&quot;)

	Set oEntries = oTraceDialog.Model.getByName(&quot;numEntries&quot;)
	If _A2B_.TraceLogMaxEntries = 0 Then _A2B_.TraceLogMaxEntries = cstLogMaxEntries
	oEntries.Value = _A2B_.TraceLogMaxEntries
	oEntries.HelpText = _GetLabel(&quot;DLGTRACE_LBLENTRIES_HELP&quot;)

	Set oControl = oTraceDialog.Model.getByName(&quot;lblEntries&quot;)
	oControl.Label = _GetLabel(&quot;DLGTRACE_LBLENTRIES_LABEL&quot;)
	oControl.HelpText = _GetLabel(&quot;DLGTRACE_LBLENTRIES_HELP&quot;)

	Set oDump = oTraceDialog.Model.getByName(&quot;cmdDump&quot;)
	oDump.Enabled = 0
	oDump.Label = _GetLabel(&quot;DLGTRACE_CMDDUMP_LABEL&quot;)
	oDump.HelpText = _GetLabel(&quot;DLGTRACE_CMDDUMP_HELP&quot;)
	
	Set oTraceLog = oTraceDialog.Model.getByName(&quot;txtTraceLog&quot;)
	oTraceLog.HelpText = _GetLabel(&quot;DLGTRACE_TXTTRACELOG_HELP&quot;)
	If UBound(_A2B_.TraceLogs) &gt;= 0 Then			&apos;	Array yet initialized
		oTraceLog.HardLineBreaks = True
		sText = &quot;&quot;
		If _A2B_.TraceLogCount &gt; 0 Then
			If _A2B_.TraceLogCount &lt; _A2B_.TraceLogMaxEntries Then i = -1 Else i = _A2B_.TraceLogLast
			Do
				If i &lt; _A2B_.TraceLogMaxEntries - 1 Then i = i + 1 Else i = 0
				If Len(_A2B_.TraceLogs(i)) &gt; 11 Then
					sText = sText &amp; Right(_A2B_.TraceLogs(i), Len(_A2B_.TraceLogs(i)) - 11) &amp; sLineBreak		&apos;	Skip date in display
				End If
			Loop While i &lt;&gt; _A2B_.TraceLogLast
			oDump.Enabled = 1		&apos;	Enable DumpToFile only if there is something to dump
		End If
		If Len(sText) &gt; 0 Then sText = Left(sText, Len(sText) - Len(sLineBreak))	&apos;	Skip last linefeed
		oTraceLog.Text = sText
	Else
		oTraceLog.Text = _GetLabel(&quot;DLGTRACE_TXTTRACELOG_TEXT&quot;)
	End If
	
	Set oClear = oTraceDialog.Model.getByName(&quot;chkClear&quot;)
	oClear.State = 0		&apos;	Unchecked
	oClear.HelpText = _GetLabel(&quot;DLGTRACE_LBLCLEAR_HELP&quot;)
	
	Set oControl = oTraceDialog.Model.getByName(&quot;lblClear&quot;)
	oControl.Label = _GetLabel(&quot;DLGTRACE_LBLCLEAR_LABEL&quot;)
	oControl.HelpText = _GetLabel(&quot;DLGTRACE_LBLCLEAR_HELP&quot;)

	Set oMinLevel = oTraceDialog.Model.getByName(&quot;cboMinLevel&quot;)
	If _A2B_.MinimalTraceLevel = 0 Then _A2B_.MinimalTraceLevel = _TraceLevel(TRACEERRORS)
	oMinLevel.Text = _TraceLevel(_A2B_.MinimalTraceLevel)
	oMinLevel.HelpText = _GetLabel(&quot;DLGTRACE_LBLMINLEVEL_HELP&quot;)
	
	Set oControl = oTraceDialog.Model.getByName(&quot;lblMinLevel&quot;)
	oControl.Label = _GetLabel(&quot;DLGTRACE_LBLMINLEVEL_LABEL&quot;)
	oControl.HelpText = _GetLabel(&quot;DLGTRACE_LBLMINLEVEL_HELP&quot;)

	Set oControl = oTraceDialog.Model.getByName(&quot;cmdOK&quot;)
	oControl.Label = _GetLabel(&quot;DLGTRACE_CMDOK_LABEL&quot;)
	oControl.HelpText = _GetLabel(&quot;DLGTRACE_CMDOK_HELP&quot;)

	Set oControl = oTraceDialog.Model.getByName(&quot;cmdCancel&quot;)
	oControl.Label = _GetLabel(&quot;DLGTRACE_CMDCANCEL_LABEL&quot;)
	oControl.HelpText = _GetLabel(&quot;DLGTRACE_CMDCANCEL_HELP&quot;)

	iOKCancel = oTraceDialog.Execute()

	Select Case iOKCancel
		Case 1					&apos;	OK
			If oClear.State = 1 Then
				_A2B_.TraceLogs() = Array()		&apos;	Erase logged traces
				_A2B_.TraceLogCount = 0
			End If
			If oMinLevel.Text &lt;&gt; &quot;&quot; Then _A2B_.MinimalTraceLevel = _TraceLevel(oMinLevel.Text)
			If oEntries.Value &lt;&gt; 0 And oEntries.Value &lt;&gt; _A2B_.TraceLogMaxEntries Then
				_A2B_.TraceLogs() = Array()
				_A2B_.TraceLogMaxEntries = oEntries.Value
			End If
		Case 0					&apos;	Cancel
		Case Else
	End Select
			
Exit_Sub:
	If Not IsNull(oTraceDialog) Then oTraceDialog.Dispose()
	Exit Sub
Error_Sub:
	With _A2B_
		.TraceLogs() = Array()
		.TraceLogCount = 0
		.TraceLogLast = 0
	End With
	GoTo Exit_Sub	
End Sub		&apos;	TraceConsole	V1.1.0

REM -----------------------------------------------------------------------------------------------------------------------
Public Sub TraceError(ByVal psErrorLevel As String _
						, ByVal piErrorCode As Integer _
						, ByVal psErrorProc As String _
						, ByVal piErrorLine As Integer _
						, ByVal Optional pvMsgBox As Variant _
						, ByVal Optional pvArgs As Variant _
						)
&apos;	Store error code and description in trace rolling buffer
&apos;	Display error message if errorlevel &gt;= ERROR
&apos;	Stop program execution if errorlevel = FATAL or ABORT

	On Local Error Resume Next
	If IsEmpty(_A2B_) Then Call Application._RootInit()	&apos;	First use of Access2Base in current LibO/AOO session

Dim sErrorText As String, sErrorDesc As String, oDb As Object
	sErrorDesc = _ErrorMessage(piErrorCode, pvArgs)
	sErrorText = _GetLabel(&quot;ERR#&quot;) &amp; CStr(piErrorCode) _
							&amp; &quot; (&quot; &amp; sErrorDesc &amp; &quot;) &quot; &amp; _GetLabel(&quot;ERROCCUR&quot;) _
							&amp; Iif(piErrorLine &gt; 0, &quot; &quot; &amp; _GetLabel(&quot;ERRLINE&quot;) &amp; &quot; &quot; &amp; CStr(piErrorLine), &quot;&quot;) _
							&amp; Iif(psErrorProc &lt;&gt; &quot;&quot;, &quot; &quot; &amp; _GetLabel(&quot;ERRIN&quot;) &amp; &quot; &quot; &amp; psErrorProc, Iif(_A2B_.CalledSub = &quot;&quot;, &quot;&quot;, &quot; &quot; &amp; _Getlabel(&quot;ERRIN&quot;) &amp; &quot; &quot; &amp; _A2B_.CalledSub))
	With _A2B_
		.LastErrorCode = piErrorCode
		.LastErrorLevel = psErrorLevel
		.ErrorText = sErrorDesc
		.ErrorLongText = sErrorText
		.CalledSub = &quot;&quot;
	End With
	If IsMissing(pvMsgBox) Then pvMsgBox = ( psErrorLevel = TRACEERRORS Or psErrorLevel = TRACEFATAL Or psErrorLevel = TRACEABORT )
	TraceLog(psErrorLevel, sErrorText, pvMsgBox)
	
	&apos;	Unexpected error detected in user program or in Access2Base
	If psErrorLevel = TRACEFATAL Or psErrorLevel = TRACEABORT Then
		If psErrorLevel = TRACEFATAL Then
			Set oDb = _A2B_.CurrentDb()
			If Not IsNull(oDb) Then oDb.CloseAllrecordsets()
		End If
		Stop
	End If

End Sub		&apos;	TraceError	V0.9.5

REM -----------------------------------------------------------------------------------------------------------------------
Public Function TraceErrorCode() As Variant
&apos;	Return the last encountered error code, level, description in an array
&apos;	UNPUBLISHED

Dim vError As Variant

	With _A2B_
		vError = Array( _
			.LastErrorCode _
			, .LastErrorLevel _
			, .ErrorText _
			, .ErrorLongText _
			)
	End With
	TraceErrorCode = vError

End Function	&apos;	TraceErrorCode V6.3

REM -----------------------------------------------------------------------------------------------------------------------
Public Sub TraceLevel(ByVal Optional psTraceLevel As String)
&apos;	Set trace level to argument

	If _ErrorHandler() Then On Local Error Goto Error_Sub
	Select Case True
		Case IsMissing(psTraceLevel)		:		psTraceLevel = &quot;ERROR&quot;
		Case psTraceLevel = &quot;&quot;				:		psTraceLevel = &quot;ERROR&quot;
		Case Utils._InList(UCase(psTraceLevel), Array( _
			TRACEDEBUG, TRACEINFO, TRACEWARNING, TRACEERRORS, TRACEFATAL, TRACEABORT _
			))
		Case Else							:		Goto Exit_Sub
	End Select
	_A2B_.MinimalTraceLevel = _TraceLevel(psTraceLevel)
	
Exit_Sub:
	Exit Sub
Error_Sub:
	With _A2B_
		.TraceLogs() = Array()
		.TraceLogCount = 0
		.TraceLogLast = 0
	End With
	GoTo Exit_Sub	
End Sub			&apos;	TraceLevel	V0.9.5

REM -----------------------------------------------------------------------------------------------------------------------
Public Sub TraceLog(Byval psTraceLevel As String _
						, ByVal psText As String _
						, ByVal Optional pbMsgBox As Boolean _
						)
&apos;	Store Text in trace log (circular buffer)

	If _ErrorHandler() Then On Local Error Goto Error_Sub
Dim vTraceLogs() As String, sTraceLevel As String

	With _A2B_
		If .MinimalTraceLevel = 0 Then .MinimalTraceLevel = _TraceLevel(TRACEERRORS)
		If _TraceLevel(psTraceLevel) &lt; .MinimalTraceLevel Then Exit Sub

		If UBound(.TraceLogs) = -1 Then				&apos;		Initialize TraceLog
			If .TraceLogMaxEntries = 0 Then .TraceLogMaxEntries = cstLogMaxEntries
		
			Redim vTraceLogs(0 To .TraceLogMaxEntries - 1)
			.TraceLogs = vTraceLogs
			.TraceLogCount = 0
			.TraceLogLast = -1
			If .MinimalTraceLevel = 0 Then .MinimalTraceLevel = _TraceLevel(TRACEERRORS)		&apos;	Set default value
		End If
	
		.TraceLogLast = .TraceLogLast + 1
		If .TraceLogLast &gt; UBound(.TraceLogs) Then .TraceLogLast = LBound(.TraceLogs)			&apos;	Circular buffer
		If Len(psTraceLevel) &gt; 7 Then sTraceLevel = Left(psTraceLevel, 7) Else sTraceLevel = psTraceLevel &amp; Spc(8 - Len(psTraceLevel))
		.TraceLogs(.TraceLogLast) = Format(Now(), &quot;YYYY-MM-DD hh:mm:ss&quot;) &amp; &quot; &quot; &amp; sTraceLevel &amp; psText
		If .TraceLogCount &lt;= UBound(.TraceLogs) Then .TraceLogCount = .TraceLogCount + 1		&apos;	# of active entries
	End With
	
	If IsMissing(pbMsgBox) Then pbMsgBox = True
Dim iMsgBox As Integer
	If pbMsgBox Then
		Select Case psTraceLevel
			Case TRACEINFO:							iMsgBox = vbInformation
			Case TRACEERRORS, TRACEWARNING:			iMsgBox = vbExclamation
			Case TRACEFATAL, TRACEABORT:			iMsgBox = vbCritical
			Case Else:								iMsgBox = vbInformation
		End Select
		MsgBox psText, vbOKOnly + iMsgBox, psTraceLevel
	End If

Exit_Sub:
	Exit Sub
Error_Sub:
	With _A2B_
		.TraceLogs() = Array()
		.TraceLogCount = 0
		.TraceLogLast = 0
	End With
	GoTo Exit_Sub	
End Sub			&apos;	TraceLog	V0.9.5


REM -----------------------------------------------------------------------------------------------------------------------
REM --- PRIVATE FUNCTIONS 								        														---
REM -----------------------------------------------------------------------------------------------------------------------

Private Sub _DumpToFile(oEvent As Object)
&apos;		Execute the Dump To File command from the Trace dialog
&apos;		Modified from Andrew Pitonyak&apos;s Base Macro Programming §10.4


	If _ErrorHandler() Then On Local Error GoTo Error_Sub

Dim sPath as String, iFileNumber As Integer, i As Integer

	sPath = _PromptFilePicker(&quot;txt&quot;)	
	If sPath &lt;&gt; &quot;&quot; Then			&apos;	Save button pressed
		If UBound(_A2B_.TraceLogs) &gt;= 0 Then			&apos;	Array yet initialized
			iFileNumber = FreeFile()
			Open sPath For Append Access Write Lock Read As iFileNumber
			If _A2B_.TraceLogCount &gt; 0 Then
				If _A2B_.TraceLogCount &lt; _A2B_.TraceLogMaxEntries Then i = -1 Else i = _A2B_.TraceLogLast
				Do
					If i &lt; _A2B_.TraceLogMaxEntries - 1 Then i = i + 1 Else i = 0
					Print #iFileNumber _A2B_.TraceLogs(i)
				Loop While i &lt;&gt; _A2B_.TraceLogLast
			End If
			Close iFileNumber
			MsgBox _GetLabel(&quot;SAVECONSOLEENTRIES&quot;), vbOK + vbInformation, _GetLabel(&quot;SAVECONSOLE&quot;)
		End If
	End If
	
Exit_Sub:
	Exit Sub
Error_Sub:
	TraceError(&quot;ERROR&quot;, Err, &quot;DumpToFile&quot;, Erl)
	GoTo Exit_Sub	
End Sub			&apos;	DumpToFile		V0.8.5

REM -----------------------------------------------------------------------------------------------------------------------
Public Function _ErrorHandler(Optional ByVal pbCheck As Boolean) As Boolean
&apos; Indicate if error handler is activated or not
&apos; When argument present set error handler
	If IsEmpty(_A2B_) Then Call Application._RootInit()	&apos;	First use of Access2Base in current LibO/AOO session
	If Not IsMissing(pbCheck) Then _A2B_.ErrorHandler = pbCheck
	_ErrorHandler = _A2B_.ErrorHandler
	Exit Function		
End Function

REM -----------------------------------------------------------------------------------------------------------------------
Private Function _ErrorMessage(ByVal piErrorNumber As Integer, Optional ByVal pvArgs As Variant) As String
&apos;	Return error message corresponding to ErrorNumber (standard or not)
&apos;	and replaces %0, %1, ... , %9 by psArgs(0), psArgs(1), ...

Dim sErrorMessage As String, i As Integer, sErrLabel
	_ErrorMessage = &quot;&quot;
	If piErrorNumber &gt; ERRINIT Then
		sErrLabel = &quot;ERR&quot; &amp; piErrorNumber
		sErrorMessage = _Getlabel(sErrLabel)
		If Not IsMissing(pvArgs) Then
			If Not IsArray(pvArgs) Then
				sErrorMessage = Join(Split(sErrorMessage, &quot;%0&quot;), Utils._CStr(pvArgs, False))
			Else
				For i = LBound(pvArgs) To UBound(pvArgs)
					sErrorMessage = Join(Split(sErrorMessage, &quot;%&quot; &amp; i), Utils._CStr(pvArgs(i), False))
				Next i
			End If
		End If
	Else
		sErrorMessage = Error(piErrorNumber)
		&apos;	Most (or all?) error messages terminate with a &quot;.&quot;
		If Len(sErrorMessage) &gt; 1 And Right(sErrorMessage, 1) = &quot;.&quot; Then sErrorMessage = Left(sErrorMessage, Len(sErrorMessage)-1)
	End If

	_ErrorMessage = sErrorMessage
	Exit Function
	
End Function	&apos;	ErrorMessage	V0.8.9

REM -----------------------------------------------------------------------------------------------------------------------
Public Function _PromptFilePicker(ByVal psSuffix As String) As String
&apos;		Prompt for output file name
&apos;		Return &quot;&quot; if Cancel
&apos;		Modified from Andrew Pitonyak&apos;s Base Macro Programming §10.4

	If _ErrorHandler() Then On Local Error GoTo Error_Function

Dim oFileDialog as Object, oUcb as object, oPath As Object
Dim iAccept as Integer, sInitPath as String

	Set oFileDialog = CreateUnoService(&quot;com.sun.star.ui.dialogs.FilePicker&quot;)
	oFileDialog.Initialize(Array(com.sun.star.ui.dialogs.TemplateDescription.FILESAVE_AUTOEXTENSION)) 
	Set oUcb = createUnoService(&quot;com.sun.star.ucb.SimpleFileAccess&quot;) 

	oFileDialog.appendFilter(&quot;*.&quot; &amp; psSuffix, &quot;*.&quot; &amp; psSuffix)
	oFileDialog.appendFilter(&quot;*.*&quot;, &quot;*.*&quot;)
	oFileDialog.setCurrentFilter(&quot;*.&quot; &amp; psSuffix)
	Set oPath = createUnoService(&quot;com.sun.star.util.PathSettings&quot;)
	sInitPath = oPath.Work		&apos;	Probably My Documents
	If oUcb.Exists(sInitPath) Then oFileDialog.SetDisplayDirectory(sInitPath) 

	iAccept = oFileDialog.Execute()
	
	_PromptFilePicker = &quot;&quot;
	If iAccept = 1 Then			&apos;	Save button pressed
		_PromptFilePicker = oFileDialog.Files(0)
	End If
	
Exit_Function:
	If Not IsEmpty(oFileDialog) And Not IsNull(oFileDialog) Then oFileDialog.Dispose()
	Exit Function
Error_Function:
	TraceError(&quot;ERROR&quot;, Err, &quot;PromptFilePicker&quot;, Erl)
	GoTo Exit_Function	
End Function			&apos;	PromptFilePicker	V0.8.5

REM -----------------------------------------------------------------------------------------------------------------------
Public Sub _TraceArguments(Optional psCall As String)
&apos;	Process the ERRMISSINGARGUMENTS error
&apos;	psCall is present if error detected before call to _SetCalledSub

	If Not IsMissing(psCall) Then Utils._SetCalledSub(psCall)
	TraceError(TRACEFATAL, ERRMISSINGARGUMENTS, Utils._CalledSub(), 0)
	Exit Sub
	
End Sub			&apos;	TraceArguments

REM -----------------------------------------------------------------------------------------------------------------------
Private Function _TraceLevel(ByVal pvTraceLevel As Variant) As Variant
&apos;	Convert string trace level to numeric value or the opposite

Dim vTraces As Variant, i As Integer
	vTraces = Array(TRACEDEBUG, TRACEINFO, TRACEWARNING, TRACEERRORS, TRACEFATAL, TRACEABORT, TRACEANY)
	
	Select Case VarType(pvTraceLevel)
		Case vbString
			_TraceLevel = 4		&apos;	4 = Default
			For i = 0 To UBound(vTraces)
				If UCase(pvTraceLevel) = UCase(vTraces(i)) Then
					_TraceLevel = i + 1
					Exit For
				End If
			Next i
		Case vbInteger, vbLong, vbSingle, vbDouble, vbCurrency, vbBigint, vbDecimal
			If pvTraceLevel &lt; 1 Or pvTraceLevel &gt; UBound(vTraces) + 1 Then _TraceLevel = TRACEERRORS Else _TraceLevel = vTraces(pvTraceLevel - 1)
	End Select
							
End Function	&apos;	TraceLevel

</script:module>