Enumerate INI - Revision history

Zinthose: /* EnumIni.nsh */ zenpoy Patch for zero length file infinite loop issue

2012-01-11T19:21:24Z

EnumIni.nsh: zenpoy Patch for zero length file infinite loop issue

â† Older revision		Revision as of 19:21, 11 January 2012
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	<highlight-nsis>/*		<highlight-nsis>/*
	@FILENAME = EnumIni.nsh		@FILENAME = EnumIni.nsh
	~~@VERSION = 1.0.0.0~~
	@AUTHORS = Zinthose, Iceman_K		@AUTHORS = Zinthose, Iceman_K
			@REVISIONS = zenpoy[http://forums.winamp.com/member.php?u=401997]
	@URL = http://nsis.sourceforge.net/mediawiki/index.php?title=Enumerate_INI		@URL = http://nsis.sourceforge.net/mediawiki/index.php?title=Enumerate_INI
	*/		*/
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	Pop $R1 ; ${_Index}		Pop $R1 ; ${_Index}
	Pop $R0 ; ${_IniFilePath}		Pop $R0 ; ${_IniFilePath}

	IfFileExists $R0 0 Else_IfFileExists_${EnumIniKey_UID}		IfFileExists $R0 0 Else_IfFileExists_${EnumIniKey_UID}
	StrCpy $EnumIni_IDX_VAR -1		StrCpy $EnumIni_IDX_VAR -1
			## PATCH Added to Correct 0 length file infinite loop issue discovered by zenpoy
			## [http://forums.winamp.com/member.php?u=401997] on January 9th 2012
			${LineSum} $R0 $R1
			IfErrors Else_IfFileExists_${EnumINIKey_UID}
			IntCmp $R1 0 Else_IfFileExists_${EnumINIKey_UID} Else_IfFileExists_${EnumINIKey_UID} 0
			## End Revision
	${LineFind} $R0 "/NUL" "1:-1" "EnumIniKey_CALLBACK"		${LineFind} $R0 "/NUL" "1:-1" "EnumIniKey_CALLBACK"
	IfErrors Else_IfFileExists_${EnumIniKey_UID}		IfErrors Else_IfFileExists_${EnumIniKey_UID}

Zinthose: /* EnumIni.nsh */

2010-01-19T03:48:22Z

EnumIni.nsh

â† Older revision		Revision as of 03:48, 19 January 2010
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	== EnumIni.nsh ==		== EnumIni.nsh ==
	# Latest Stable Release: [[media:EnumIni.nsh\|EnumIni.nsh]]		Latest Stable Release: [[media:EnumIni.nsh\|EnumIni.nsh]]
	<highlight-nsis>/*		<highlight-nsis>/*
	@FILENAME = EnumIni.nsh		@FILENAME = EnumIni.nsh

Zinthose: /* EnumIni.nsh */ Added Downlaodable Link to Latest Stable Release

2010-01-19T03:47:47Z

EnumIni.nsh: Added Downlaodable Link to Latest Stable Release

â† Older revision		Revision as of 03:47, 19 January 2010
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	== EnumIni.nsh ==		== EnumIni.nsh ==
			# Latest Stable Release: [[media:EnumIni.nsh\|EnumIni.nsh]]
	<highlight-nsis>/*		<highlight-nsis>/*
	@FILENAME = EnumIni.nsh		@FILENAME = EnumIni.nsh

Zinthose: Added to category and added AuthorTag

2010-01-19T03:34:50Z

Added to category and added AuthorTag

â† Older revision		Revision as of 03:34, 19 January 2010
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			{{PageAuthor\|Zinthose}}
	== Summary ==		== Summary ==
	Set of macros to enumerate an INI file using syntax similar to the [http://nsis.sourceforge.net/Docs/Chapter4.html#4.9.2.5 EnumRegKey] and [http://nsis.sourceforge.net/Docs/Chapter4.html#4.9.2.6 EnumRegValue] commands.		Set of macros to enumerate an INI file using syntax similar to the [http://nsis.sourceforge.net/Docs/Chapter4.html#4.9.2.5 EnumRegKey] and [http://nsis.sourceforge.net/Docs/Chapter4.html#4.9.2.6 EnumRegValue] commands.
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	== TODO ==		== TODO ==
	* OPTIMIZE: Store current INI file line per index to prevent rescanning previously scanned lines.		* OPTIMIZE: Store current INI file line per index to prevent rescanning previously scanned lines.
			[[Category:INI, CSV & Registry Functions]]

Zinthose: Added `TODO` Section

2010-01-19T03:17:00Z

Added `TODO` Section

â† Older revision		Revision as of 03:17, 19 January 2010
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	!endif		!endif
	!endif</highlight-nsis>		!endif</highlight-nsis>

			== TODO ==
			* OPTIMIZE: Store current INI file line per index to prevent rescanning previously scanned lines.

Zinthose: Initial Release

2010-01-19T03:14:21Z

Initial Release

New page

== Summary ==
Set of macros to enumerate an INI file using syntax similar to the [http://nsis.sourceforge.net/Docs/Chapter4.html#4.9.2.5 EnumRegKey] and [http://nsis.sourceforge.net/Docs/Chapter4.html#4.9.2.6 EnumRegValue] commands.

== Example ==
<highlight-nsis>!include "EnumIni.nsh"

Section "Example: EnumIniKey"
StrCpy $0 0
loop:
${EnumIniKey} $1 `c:\boot.ini` $0
StrCmp $1 "" done
IntOp $0 $0 + 1
ReadIniStr $2 `c:\boot.ini` `boot loader` $1
MessageBox MB_YESNO|MB_ICONQUESTION "Name=$1$\n$\n$\nMore?" IDYES loop
done:
SectionEnd

Section "Example: EnumIniValue"
StrCpy $0 0
loop:
${EnumIniValue} $1 `c:\boot.ini` `boot loader` $0
StrCmp $1 "" done
IntOp $0 $0 + 1
ReadIniStr $2 `c:\boot.ini` `boot loader` $1
MessageBox MB_YESNO|MB_ICONQUESTION "Name=$1$\nValue=$2$\n$\n$\nMore?" IDYES loop
done:
SectionEnd</highlight-nsis>

== EnumIni.nsh ==
<highlight-nsis>/*
@FILENAME = EnumIni.nsh
@VERSION = 1.0.0.0
@AUTHORS = Zinthose, Iceman_K
@URL = http://nsis.sourceforge.net/mediawiki/index.php?title=Enumerate_INI
*/
!ifndef __EnumIni__
!define __EnumIni__

## Includes
!include "TextFunc.nsh"
!ifndef StrLoc
!include "StrFunc.nsh"
${StrLoc}
!endif

## Macro to remove leading and trailing whitespaces from a string.
## Derived from the function originaly posted by Iceman_K at:
## http://nsis.sourceforge.net/Remove_leading_and_trailing_whitespaces_from_a_string
!ifmacrondef _Trim
!macro _Trim _UserVar _OriginalString
!define Trim_UID ${__LINE__}

Push $R1
Push $R2
Push `${_OriginalString}`
Pop $R1

Loop_${Trim_UID}:
StrCpy $R2 "$R1" 1
StrCmp "$R2" " " TrimLeft_${Trim_UID}
StrCmp "$R2" "$\r" TrimLeft_${Trim_UID}
StrCmp "$R2" "$\n" TrimLeft_${Trim_UID}
StrCmp "$R2" "$\t" TrimLeft_${Trim_UID}
GoTo Loop2_${Trim_UID}
TrimLeft_${Trim_UID}:
StrCpy $R1 "$R1" "" 1
Goto Loop_${Trim_UID}

Loop2_${Trim_UID}:
StrCpy $R2 "$R1" 1 -1
StrCmp "$R2" " " TrimRight_${Trim_UID}
StrCmp "$R2" "$\r" TrimRight_${Trim_UID}
StrCmp "$R2" "$\n" TrimRight_${Trim_UID}
StrCmp "$R2" "$\t" TrimRight_${Trim_UID}
GoTo Done_${Trim_UID}
TrimRight_${Trim_UID}:
StrCpy $R1 "$R1" -1
Goto Loop2_${Trim_UID}

Done_${Trim_UID}:
Pop $R2
Exch $R1
Pop ${_UserVar}
!undef Trim_UID
!macroend
!ifdef Trim
!warning `Trim Macro Previously Defined! Beware of bugs!`
!else
!define Trim `!insertmacro _Trim`
!endif
!endif

## Global variable needed for indexing the enumerations
!ifmacrondef EnumIni_IDX_VAR
!macro EnumIni_IDX_VAR
!ifndef EnumIni_IDX_VAR
VAR /GLOBAL EnumIni_IDX_VAR
!define EnumIni_IDX_VAR $EnumIni_IDX_VAR
!endif
!macroend
!endif

/* ## EnumIniKey ##
Nearly identical in use to the builtin EnumRegKey function, the EnumIniKey macro
allows for enumeration of an existing ini file's sections.

## Example ##
StrCpy $0 0
loop:
${EnumIniKey} $1 `c:\boot.ini` $0
StrCmp $1 "" done
IntOp $0 $0 + 1
MessageBox MB_YESNO|MB_ICONQUESTION "Key=$1$\n$\n$\nMore?" IDYES loop
done:
*/
!ifmacrondef _EnumIniKey
!insertmacro EnumIni_IDX_VAR
!macro _EnumIniKey _UserVar _IniFilePath _Index
!define EnumIniKey_UID ${__LINE__}
ClearErrors

Push $R0
Push $R1

Push `${_IniFilePath}`
Push `${_Index}`

Pop $R1 ; ${_Index}
Pop $R0 ; ${_IniFilePath}

IfFileExists $R0 0 Else_IfFileExists_${EnumIniKey_UID}
StrCpy $EnumIni_IDX_VAR -1
${LineFind} $R0 "/NUL" "1:-1" "EnumIniKey_CALLBACK"
IfErrors Else_IfFileExists_${EnumIniKey_UID}
Goto EndIf_FileExists_${EnumIniKey_UID}
Else_IfFileExists_${EnumIniKey_UID}:
StrCpy $R0 ''
SetErrors
EndIf_FileExists_${EnumIniKey_UID}:

Pop $R1
Exch $R0
Pop ${_UserVar}

!undef EnumIniKey_UID
!macroend
!ifndef EnumIniKey
!define EnumIniKey `!insertmacro _EnumIniKey`
!endif
!ifdef __GLOBAL__
!verbose push
!verbose 0
Function EnumIniKey_CALLBACK
!insertmacro _Trim $R9 $R9

StrCmp $R9 '' End
StrCpy $R0 $R9 1
StrCmp $R0 '[' 0 End
IntOp $EnumIni_IDX_VAR $EnumIni_IDX_VAR + 1
IntCmp $R1 $EnumIni_IDX_VAR 0 End End
${StrLoc} $R0 $R9 "]" ">"
IntCmp $R0 0 End
IntOp $R0 $R0 - 1
StrCpy $R0 $R9 $R0 1
Push 'StopLineFind'
Return
End:
StrCpy $R0 ''
Push ''
FunctionEnd
!verbose pop
!else
!Error `An illegal attempt was made to insert the EnumIniValue_CALLBACK function outside the Global namespace!`
!endif
!endif

/* ## EnumIniValue ##
Nearly identical in use to the builtin EnumRegValue function, the EnumIniValue macro
allows for enumeration of an existing ini file section.

## Example ##
StrCpy $0 0
loop:
${EnumIniValue} $1 `c:\boot.ini` `boot loader` $0
StrCmp $1 "" done
IntOp $0 $0 + 1
ReadIniStr $2 `c:\boot.ini` `boot loader` $1
MessageBox MB_YESNO|MB_ICONQUESTION "Value=$1$\n$\t$2$\n$\n$\nMore?" IDYES loop
done:
*/
!ifmacrondef _EnumIniValue
!insertmacro EnumIni_IDX_VAR
!macro _EnumIniValue _UserVar _IniFilePath _Section _Index
!define EnumIniValue_UID ${__LINE__}
ClearErrors

Push $R0
Push $R1
Push $R2
Push $R3

Push `${_IniFilePath}`
Push `${_Section}`
Push `${_Index}`

Pop $R2 ; ${_Index}
Pop $R1 ; ${_Section}
Pop $R0 ; ${_IniFilePath}

IfFileExists $R0 0 Else_IfFileExists_${EnumIniValue_UID}
StrCpy $EnumIni_IDX_VAR -1
${LineFind} $R0 "/NUL" "1:-1" "EnumIniValue_CALLBACK"
IfErrors Else_IfFileExists_${EnumIniValue_UID}
Goto EndIf_FileExists_${EnumIniValue_UID}
Else_IfFileExists_${EnumIniValue_UID}:
StrCpy $R0 ''
SetErrors
EndIf_FileExists_${EnumIniValue_UID}:

Pop $R3
Pop $R2
Pop $R1
Exch $R0
Pop ${_UserVar}
!undef EnumIniValue_UID
!macroend
!ifndef EnumIniValue
!define EnumIniValue `!insertmacro _EnumIniValue`
!endif
!ifdef __GLOBAL__
!verbose push
!verbose 0
Function EnumIniValue_CALLBACK
!insertmacro _Trim $R9 $R9

StrCmp $R9 '' End
StrCpy $R0 $R9 1
StrCmp $R0 ';' End
StrCmp $R0 '#' End
StrCmp $R0 '[' Key
StrCmp $R3 [$R1] 0 End
IntOp $EnumIni_IDX_VAR $EnumIni_IDX_VAR + 1
IntCmp $R2 $EnumIni_IDX_VAR 0 End End
${StrLoc} $R0 $R9 "=" ">"
IntCmp $R0 0 0 0 ValueSet
StrCpy $R0 $R9
ValueSet:
StrCpy $R0 $R9 $R0
Push 'StopLineFind'
Return
Key:
StrCpy $R3 $R9
End:
StrCpy $R0 ''
Push ''
FunctionEnd
!verbose pop
!else
!Error `An illegal attempt was made to insert the EnumIniValue_CALLBACK function outside the Global namespace!`
!endif
!endif
!endif</highlight-nsis>