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string - Windows批处理文件-在文件中查找字符串并将其追加

转载 作者:可可西里 更新时间:2023-11-01 11:42:57 25 4
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所以我已经接近了我想要达到的目标,但我似乎无法超越我目前所坚持的观点。
首先,我有一个.ini文件,它有一个头和一个以逗号分隔的项列表:

[Items]
ListOfItems = Item01, Item02, Item03

我需要做的是找到那个特定的部分(listofitems),并在其中附加一个引用文件中不存在的新项。
以下是我目前掌握的情况:
SET /P NewItem=
SET ListOfItems=
FOR /F delims^=^"^ tokens^=2 %%G IN ('type File.ini') DO (set ListOfItems=%%G)
echo ListOfItems ^=^"%ListOfItems%, %NewItem%^">File.ini

我遇到的问题是,我使用的是一个提示,而不是从一个文件(list.txt)中提取一个新行,因为上一次尝试时,我不断重复同一行,而不是只提取每行中的一行,只要它不是重复的。
另一个问题是,使用上面的当前代码,它不会保留.ini文件的当前状态。因此,您可以使用上面的示例,但是一旦通过提示添加了新项,您将得到:
ListOfItems =", Item04"

头不见了,原始值也不见了,它以逗号开头,而不是只在每个值后面加一个逗号。
所以预期的结果是:
[Items]
ListOfItems = Item01, Item02, Item03, Item04

为什么它在第一次运行时不保留原始数据,而随后的运行完全复制原始数据并将其添加到原始数据中?
我们怎样才能解决这个问题,从逗号开始,前面没有数据?
如何让它从list.txt中提取要追加的项列表,而不是一次手动输入一个项?
编辑:我已经设法解决了第二个问题:
(
ECHO [Items]
ECHO !ArchiveList! = !RequiredItems!
)>>File.ini

其中 !RequiredItems!包含基本项 Item01, Item02, Item03根据john kens的建议,当 ListOfItems未填充时,我将执行此操作。
关于第三个问题,我用以下方法解决:
FOR /F "delims=" %%A IN (List.txt) DO (
SET "ListAddition=!ListAddition!%%A, "
)
SET "ListAddition=!ListAddition:~0,-2!"

它获取list.txt文件中的每一项,该文件位于新行上,然后将其添加到列表中,每个项用逗号分隔。

最佳答案

好的,首先,你当前的for loop需要一些调整;我们可以在这里做一些事情。如果我们只想从第二行中获取listofitems等于多少,而忽略此文件中可能存在其他对象的事实,那么获取此数据的正确方法如下:

FOR /F "skip=1 tokens=2,*" %%A IN ('type File.ini') DO (set "ListOfItems=%%B")

skip=1-将跳过第一行
tokens=2,*-拥有2,*将导致 %%A成为前两个对象,而 %%B将成为2之后的所有对象。
然而,更正确的方法是使用 find /i语句在 .ini文件中查找listofitems对象。下面是下面的文本文件:
[Items]
ListOfItems = Item01, Item02, Item03
[Armor]
ListOfArmor = Iron Helmet, Iron Brestplate, Iron Pants
[Weapons]
ListOfWeapons = Sword, Dagger, Holy Water

如果在这个语句中使用basic for循环,我们将得到文本文件的最后一行:
Sword, Dagger, Holy Water

下面是使用 find语句和另一个循环,我们可以将它们组合起来,只从整个文档的listofitems之后提取数据。
Rem | Get .ini To String
FOR /F "tokens=*" %%A IN ('type File.ini') DO (

Rem | Look For Line With Items "ListOfItems"
FOR /F "tokens=2,*" %%B IN ('echo %%A^| find /i "ListOfItems"') DO (

Rem | Echo Result
echo %%C
)
)

然而,对于只修正这一行并在最后添加一个新对象,这是它变得棘手的地方!请记住,批处理是原始的,并且正在失去支持,它的限制很好,与它的继任者powershell相比是有限的。在原始批处理中,没有一个真正的命令可以编辑文档中间的一行。然而,这并不是不可能的。
要解决这个问题,我们必须获取整个 .ini文件,并使用 type命令逐行分解文档并将其保存为字符串。从那里我们可以使用 syntax-replace编辑“字符串”并将其保存到新文档中。从那里我们只是删除和重命名。
要进一步扩展此功能,我们需要检查是否实际填充了 ListOfItems。基本的 if exists语句在这里很有用。现在因为你的陈述在等式中有一个 =,简单的 syntax-replace在没有进一步的复杂情况下是行不通的。从我以前的编辑,我改变了一个简单的函数脚本,我们将 call也。这个脚本将被称为 Replace.bat。您只需制作一个新的 .bat文件并从下面粘贴它。这个文件永远不需要修改。
下面是解决您所有问题的整个项目:
替换:蝙蝠:
(整个脚本相当于powershell中的15个字符的命令)
@echo off
setlocal EnableExtensions DisableDelayedExpansion

set "FILE_I=%~1"
set "SEARCH=%~2"
set "REPLAC=%~3"
set "FILE_O=%~4"
set "FLAG=%~5"
if not defined FILE_I exit /B 1
if not defined SEARCH exit /B 1
if not defined FILE_O set "FILE_O=con"
if defined FLAG set "FLAG=#"

for /F "delims=" %%L in ('
findstr /N /R "^" "%FILE_I%" ^& break ^> "%FILE_O%"
') do (
set "STRING=%%L"
setlocal EnableDelayedExpansion
set "STRING=!STRING:*:=!"
call :REPL RETURN STRING SEARCH REPLAC %FLAG%
>> "%FILE_O%" echo(!RETURN!
endlocal
)

endlocal
exit /B


:REPL rtn_string ref_string ref_search ref_replac flag
setlocal EnableDelayedExpansion
set "STR=!%~2!"
set "SCH=!%~3!"
set "RPL=!%~4!"
if not defined SCH endlocal & set "%~1=" & exit /B 1
set "SCH_CHR=!SCH:~,1!"
if not "%~5"=="" set "SCH_CHR="
if "!SCH_CHR!"=="=" set "SCH_CHR=" & rem = terminates search string
if "!SCH_CHR!"==""^" set "SCH_CHR=" & rem " could derange syntax
if "!SCH_CHR!"=="%%" set "SCH_CHR=" & rem % ends variable expansion
if "!SCH_CHR!"=="^!" set "SCH_CHR=" & rem ! ends variable expansion
call :LEN SCH_LEN SCH
call :LEN RPL_LEN RPL
set /A RED_LEN=SCH_LEN-1
set "RES="
:LOOP
call :LEN STR_LEN STR
if not defined STR goto :END
if defined SCH_CHR (
set "WRK=!STR:*%SCH_CHR%=!"
if "!WRK!"=="!STR!" (
set "RES=!RES!!STR!"
set "STR="
) else (
call :LEN WRK_LEN WRK
set /A DFF_LEN=STR_LEN-WRK_LEN-1,INC_LEN=DFF_LEN+1,MOR_LEN=DFF_LEN+SCH_LEN
for /F "tokens=1,2,3 delims=," %%M in ("!DFF_LEN!,!INC_LEN!,!MOR_LEN!") do (
rem set "RES=!RES!!STR:~,%%M!"
if defined WRK set "WRK=!WRK:~,%RED_LEN%!"
if "!STR:~%%M,1!!WRK!"=="!SCH!" (
set "RES=!RES!!STR:~,%%M!!RPL!"
set "STR=!STR:~%%O!"
) else (
set "RES=!RES!!STR:~,%%N!"
set "STR=!STR:~%%N!"
)
)
)
) else (
if "!STR:~,%SCH_LEN%!"=="!SCH!" (
set "RES=!RES!!RPL!"
set "STR=!STR:~%SCH_LEN%!"
) else (
set "RES=!RES!!STR:~,1!"
set "STR=!STR:~1!"
)
)
goto :LOOP
:END
if defined RES (
for /F delims^=^ eol^= %%S in ("!RES!") do (
endlocal
set "%~1=%%S"
)
) else endlocal & set "%~1="
exit /B


:LEN rtn_length ref_string
setlocal EnableDelayedExpansion
set "STR=!%~2!"
if not defined STR (set /A LEN=0) else (set /A LEN=1)
for %%L in (4096 2048 1024 512 256 128 64 32 16 8 4 2 1) do (
if defined STR (
set "INT=!STR:~%%L!"
if not "!INT!"=="" set /A LEN+=%%L & set "STR=!INT!"
)
)
endlocal & set "%~1=%LEN%"
exit /B

蝙蝠:
@ECHO OFF
@setlocal EnableDelayedExpansion

Rem | Configuration
set "CustomINI=File.ini"
set "ListHeader=[Items]"
set "Object=ListOfItems"
set "ReplaceScript=Replace.bat"
SET "ItemList=List.txt"

Rem | Check If "CustomINI" Exists
if not exist "%CustomINI%" (
echo File "%CustomINI%" Not Found!
pause
goto :EOF
)

Rem | Check If "ItemList" Exists
if not exist "%ItemList%" (
echo File "%ItemList%" Not Found!
pause
goto :EOF
)
goto StartFunction

:StartFunction

Rem | Generate the list of items from textfile
FOR /F "delims=" %%A IN (%ItemList%) DO (
set "ListAddition=!ListAddition!%%A, "
)
set "ListAddition=!ListAddition:~0,-2!"

Rem | Get .ini To String
set HeaderFound=false
FOR /F "tokens=*" %%A IN ('type !CustomINI!') DO (

Rem | First Find The Header "[Items]" & Extract "ListOfItems" Line Data
for /f "tokens=*" %%B in ('echo %%A') do (
set "item=%%B"
if /i "!item!"=="!ListHeader!" (
set HeaderFound=true
) else if not "!item!"=="!item:ListOfItems=!" if "!HeaderFound!"=="true" (

Rem | Turn Items For Line "ListOfItems" To String
for /f "tokens=2,*" %%C in ('echo %%B') do (

Rem | Set String
set "SEARCHTEXT=%%D"
)
set HeaderFound=false

)
)
)

Rem | Check If "ListOfItems" Is Actually Populated
If "%SEARCHTEXT%"=="" (
Rem | Not Populated
set "SEARCHTEXT=!Object! = "
set "REPLACETEXT=!Object! = !ListAddition!"
goto EditString
) ELSE (
Rem | Populated
set "REPLACETEXT=!SEARCHTEXT!, !ListAddition!"
goto EditString
)

:EditString

Rem | Edit Only "ListOfItems" Line
Rem | Usage: call "1" "2" "3" "4" "5"
Rem | call - Calls external script
Rem | "1" - Name of External script
Rem | "2" - File to Edit
Rem | "3" - Text to replace ex: red apple
Rem | "4" - Text to replace to ex: green apple
Rem | "5" - Output file
call "%ReplaceScript%" "%CustomINI%" "%SEARCHTEXT%" "%REPLACETEXT%" "%CustomINI%.TEMP"

Rem | Delete Original File, Restore New
del "%CustomINI%"
rename "%CustomINI%.TEMP" "%CustomINI%"

goto :EOF

请注意:上面的脚本期望在未填充 lol时,它在 ListOfItems =之后有一个空格。如果在 =文件中不是这样的,那么在 .ini语句中将 set "SEARCHTEXT=!OBJECT! = "更改为 set "SEARCHTEXT=!OBJECT! ="
编辑:自最近的请求以来,更新了以下内容:
首先,由于我不确定OP的意思是“空白”,我假设他/她指的是“空白”。-不是因为它真的从 for中消失了,而是因为它自己。在下面的例子中。
我的愿景-file.ini:
[Items]
ListOfItems =
[Armor]
ListOfArmor = Iron Helmet, Iron Brestplate, Iron Pants
[Weapons]
ListOfWeapons = Sword, Dagger, Holy Water

OP的愿景-file.ini
[Items]

[Armor]
ListOfArmor = Iron Helmet, Iron Brestplate, Iron Pants

[Weapons]
ListOfWeapons = Sword, Dagger, Holy Water

从那时起,我更新了脚本,找到 ListOfItems =(字符串),然后在它下面添加一行。这是通过 Magoo使用脚本完成的。
由于没有什么可替换的,我们只需将“add”添加到 ListOfItems =中,因此我们调用一个不同的函数。
:EditMissingString

Rem | Export SearchString
echo !ListHeader!>> %~dp0ListHeader.txt

Rem | Add Text Under %ListHeader%
(
FOR /f "delims=" %%i IN (ListHeader.txt) DO (
SET AddAfter=%%i

FOR /f "delims=" %%n IN ('findstr /n "^" %CustomINI%') DO (
SET line=%%n
SET line=!line:*:=!

ECHO(!line!
IF "!line!"=="!AddAfter!" ECHO(%AddTEXT%
)
)
)>>%CustomINI%.TEMP

Rem | Remove ListHeader.txt
DEL %~dp0ListHeader.txt

Rem | Delete Original File, Restore New
DEL %CustomINI%
REN %CustomINI%.TEMP %CustomINI%

goto :EOF

由于我们不再单独编辑 ListHeader,而是添加到其中,因此不再需要replace.bat脚本。我还修正了原来的脚本,适当保留空行!
新的替换功能w/h行保留。
:EditExistingString

REM | Make sure we only edit the ListOfItems line.
FOR /F "delims=" %%n IN ('findstr /n "^" %CustomINI%') DO (
SET line=%%n
SET Modified=!line:%SearchText%=%ReplaceText%!
SET Modified=!Modified:*:=!

REM | Output the entire edited INI to a temporary file.
>> %CustomINI%.TEMP ECHO(!Modified!
)

Rem | Delete Original File, Restore New
DEL %CustomINI%
REN %CustomINI%.TEMP %CustomINI%

goto :EOF

导致:
[Items]
ListOfItems = Item1, Item2, Item3

[Armor]
ListOfArmor = Iron Helmet, Iron Brestplate, Iron Pants

[Weapons]
ListOfWeapons = Sword, Dagger, Holy Water

结果:
[Items]
ListOfItems = Item1, Item2, Item3, Item4, Item5, Item6

[Armor]
ListOfArmor = Iron Helmet, Iron Brestplate, Iron Pants

[Weapons]
ListOfWeapons = Sword, Dagger, Holy Water

最终批处理脚本:
@ECHO OFF
@setlocal EnableDelayedExpansion

Rem | Configuration
set "CustomINI=File.ini"
set "ListHeader=[Items]"
set "Object=ListOfItems"
SET "ItemList=List.txt"

Rem | Check If "CustomINI" Exists
if not exist "%CustomINI%" (
echo File "%CustomINI%" Not Found!
pause
goto :EOF
)

Rem | Check If "ItemList" Exists
if not exist "%ItemList%" (
echo File "%ItemList%" Not Found!
pause
goto :EOF
)
goto StartFunction

:StartFunction

Rem | Generate the list of items from textfile
FOR /F "delims=" %%A IN (%ItemList%) DO (
set "ListAddition=!ListAddition!%%A, "
)
if "%ListAddition%"=="" (
echo ERROR: File "%ItemList%" Is Empty!
pause
goto :EOF
) ELSE (set "ListAddition=!ListAddition:~0,-2!")

Rem | Get .ini To String
set HeaderFound=false
FOR /F "tokens=*" %%A IN ('type !CustomINI!') DO (

Rem | First Find The Header "[Items]" & Extract "ListOfItems" Line Data
for /f "tokens=*" %%B in ('echo %%A') do (
set "item=%%B"
if /i "!item!"=="!ListHeader!" (
set HeaderFound=true
) else if "!HeaderFound!"=="true" (

Rem | Turn Items For Line "ListOfItems" To String
for /f "tokens=2,*" %%C in ('echo %%B') do (

Rem | Set String
set "SearchText=%%D"
)
Rem | Header Was Found, End Loop & goto HeaderContinue
set HeaderFound=false
goto HeaderContinue
)

)
)
Rem | Header Was Not Found
echo ERROR: The Header "%ListHeader%" Was Not Found!
pause
goto :EOF

:HeaderContinue

Rem | Check If "ListOfItems" Is Actually Populated
If "%SearchText%"=="" (
Rem | Not Populated
set "SearchText=!ListHeader!"
set "AddTEXT=!Object! = !ListAddition!"
goto EditMissingString
) ELSE (
Rem | Populated
set "REPLACETEXT=!SearchText!, !ListAddition!"
goto EditExistingString
)

:EditExistingString

REM | Make sure we only edit the ListOfItems line.
FOR /F "delims=" %%n IN ('findstr /n "^" %CustomINI%') DO (
SET line=%%n
SET Modified=!line:%SearchText%=%ReplaceText%!
SET Modified=!Modified:*:=!

REM | Output the entire edited INI to a temporary file.
>> %CustomINI%.TEMP ECHO(!Modified!
)

Rem | Delete Original File, Restore New
DEL %CustomINI%
REN %CustomINI%.TEMP %CustomINI%

goto :EOF

:EditMissingString

Rem | Add Text Under %ListHeader%
(
FOR /f "delims=" %%i IN ('Echo !ListHeader!') DO (
SET AddAfter=%%i

FOR /f "delims=" %%n IN ('findstr /n "^" %CustomINI%') DO (
SET line=%%n
SET line=!line:*:=!

ECHO(!line!
IF "!line!"=="!AddAfter!" ECHO(%AddTEXT%
)
)
)>>%CustomINI%.TEMP

Rem | Delete Original File, Restore New
DEL %CustomINI%
REN %CustomINI%.TEMP %CustomINI%

goto :EOF

注:我知道您的 [Items]命令位于不同的位置,或者只是将脚本中的命令 .ini更改为 ListOfArmor =
调试/更改:
擦伤的
有关任何命令的帮助,请执行以下操作:
find
find
%WINDIR%\System32\FIND.exe
call /?
set /?
等等。

关于string - Windows批处理文件-在文件中查找字符串并将其追加,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/53604481/

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