Expand python detection

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CorpNewt 2019-09-14 22:31:23 -05:00 committed by GitHub
parent dde95c93ce
commit 23ff12d161
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@ -6,6 +6,17 @@ set "script_name=%~n0.command"
set "thisDir=%~dp0"
set /a tried=0
set "toask=yes"
set "py2v="
set "py2path="
set "py3v="
set "py3path="
set "pypath="
REM use_py3:
REM TRUE = Use if found, use py2 otherwise
REM FALSE = Use py2
REM FORCE = Use py3
set "use_py3=TRUE"
goto checkscript
@ -23,8 +34,22 @@ if not exist "!thisDir!\!script_name!" (
goto checkpy
:checkpy
python -V > NUL 2>&1
if not "!errorlevel!" == "0" (
for /f "tokens=1" %%x in ('where python') do ( call :checkpyversion "%%x" "py2v" "py2path" "py3v" "py3path" )
set "targetpy=3"
if /i "!use_py3!" == "FALSE" (
set "targetpy=2"
set "pypath=!py2path!"
) else if /i "!use_py3!" == "FORCE" (
set "pypath=!py3path!"
) else if /i "!use_py3!" == "TRUE" (
set "pypath=!py3path!"
if "!pypath!" == "" set "pypath=!py2path!"
)
if not "!pypath!" == "" (
goto runscript
)
if "!pypath!" == "" (
if %tried% lss 1 (
if /i "!toask!"=="yes" (
REM Better ask permission first
@ -37,6 +62,7 @@ if not "!errorlevel!" == "0" (
echo ### ###
echo # Warning #
echo ### ###
echo.
REM Couldn't install for whatever reason - give the error message
echo Python is not installed or not found in your PATH var.
echo Please install it from https://www.python.org/downloads/windows/
@ -54,13 +80,69 @@ if not "!errorlevel!" == "0" (
)
goto runscript
:checkpyversion <path> <py2v> <py2path> <py3v> <py3path>
set "version="&for /f "tokens=2* USEBACKQ delims= " %%a in (`"%~1" -V 2^>^&1`) do (
REM Ensure we have a version number
call :isnumber "%%a"
if not "!errorlevel!" == "0" goto :EOF
set "version=%%a"
)
if not defined version goto :EOF
if "!version:~0,1!" == "2" (
REM Python 2
call :comparepyversion "!version!" "!%~2!"
if "!errorlevel!" == "1" (
set "%~2=!version!"
set "%~3=%~1"
)
) else (
REM Python 3
call :comparepyversion "!version!" "!%~4!"
if "!errorlevel!" == "1" (
set "%~4=!version!"
set "%~5=%~1"
)
)
goto :EOF
:isnumber <check>
set "var="&for /f "delims=0123456789." %%i in ("%~1") do set var=%%i
if defined var (exit /b 1)
exit /b 0
:comparepyversion <version1> <version2> <return>
REM Exits with status 0 if equal, 1 if v1 gtr v2, 2 if v1 lss v2
for /f "tokens=1,2,3 delims=." %%a in ("%~1") do (
set a1=%%a
set a2=%%b
set a3=%%c
)
for /f "tokens=1,2,3 delims=." %%a in ("%~2") do (
set b1=%%a
set b2=%%b
set b3=%%c
)
if not defined a1 set a1=0
if not defined a2 set a2=0
if not defined a3 set a3=0
if not defined b1 set b1=0
if not defined b2 set b2=0
if not defined b3 set b3=0
if %a1% gtr %b1% exit /b 1
if %a1% lss %b1% exit /b 2
if %a2% gtr %b2% exit /b 1
if %a2% lss %b2% exit /b 2
if %a3% gtr %b3% exit /b 1
if %a3% lss %b3% exit /b 2
exit /b 0
:askinstall
cls
echo ### ###
echo # Python Not Found #
echo ### ###
echo.
echo Python was not found on the system or in the PATH var.
echo Python !targetpy! was not found on the system or in the PATH var.
echo.
set /p "menu=Would you like to install it now? [y/n]: "
if /i "!menu!"=="y" (
@ -92,7 +174,7 @@ if not exist "%TEMP%\pyurl.txt" (
echo Parsing for latest...
pushd "%TEMP%"
:: Version detection code slimmed by LussacZheng (https://github.com/corpnewt/gibMacOS/issues/20)
for /f "tokens=9 delims=< " %%x in ('findstr /i /c:"Latest Python 3 Release" pyurl.txt') do ( set "release=%%x" )
for /f "tokens=9 delims=< " %%x in ('findstr /i /c:"Latest Python !targetpy! Release" pyurl.txt') do ( set "release=%%x" )
popd
echo Found Python !release! - Downloading...
@ -102,36 +184,39 @@ del "%TEMP%\pyurl.txt"
REM At this point - we should have the version number.
REM We can build the url like so: "https://www.python.org/ftp/python/[version]/python-[version]-amd64.exe"
set "url=https://www.python.org/ftp/python/!release!/python-!release!-amd64.exe"
set "pytype=exe"
if "!targetpy!" == "2" (
set "url=https://www.python.org/ftp/python/!release!/python-!release!.amd64.msi"
set "pytype=msi"
)
REM Now we download it with our slick powershell command
powershell -command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; (new-object System.Net.WebClient).DownloadFile('!url!','%TEMP%\pyinstall.exe')"
powershell -command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; (new-object System.Net.WebClient).DownloadFile('!url!','%TEMP%\pyinstall.!pytype!')"
REM If it doesn't exist - we bail
if not exist "%TEMP%\pyinstall.exe" (
if not exist "%TEMP%\pyinstall.!pytype!" (
goto checkpy
)
REM It should exist at this point - let's run it to install silently
echo Installing...
echo pyinstall.exe /quiet PrependPath=1 Include_test=0 Shortcuts=0 Include_launcher=0
pushd "%TEMP%"
pyinstall.exe /quiet PrependPath=1 Include_test=0 Shortcuts=0 Include_launcher=0
if /i "!pytype!" == "exe" (
echo pyinstall.exe /quiet PrependPath=1 Include_test=0 Shortcuts=0 Include_launcher=0
pyinstall.exe /quiet PrependPath=1 Include_test=0 Shortcuts=0 Include_launcher=0
) else (
set "foldername=!release:.=!"
echo msiexec /i pyinstall.msi /qb ADDLOCAL=ALL TARGETDIR="%LocalAppData%\Programs\Python\Python!foldername:~0,2!"
msiexec /i pyinstall.msi /qb ADDLOCAL=ALL TARGETDIR="%LocalAppData%\Programs\Python\Python!foldername:~0,2!"
)
popd
echo Installer finsihed with %ERRORLEVEL% status.
echo Installer finished with %ERRORLEVEL% status.
REM Now we should be able to delete the installer and check for py again
del "%TEMP%\pyinstall.exe"
del "%TEMP%\pyinstall.!pytype!"
REM If it worked, then we should have python in our PATH
REM this does not get updated right away though - let's try
REM manually updating the local PATH var
set "spath="
set "upath="
for /f "tokens=2* delims= " %%i in ('reg.exe query "HKCU\Environment" /v "Path" 2^> nul') do (
if NOT "%%j"=="" (
set "upath=%%j"
)
)
for /f "tokens=2* delims= " %%i in ('reg.exe query "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /v "Path" 2^> nul') do (
if NOT "%%j"=="" (
set "spath=%%j"
)
)
for /f "tokens=2* delims= " %%i in ('reg.exe query "HKCU\Environment" /v "Path" 2^> nul') do ( if not "%%j" == "" set "upath=%%j" )
for /f "tokens=2* delims= " %%i in ('reg.exe query "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /v "Path" 2^> nul') do ( if not "%%j" == "" set "spath=%%j" )
if not "!spath!" == "" (
REM We got something in the system path
set "PATH=!spath!"
@ -151,8 +236,8 @@ cls
set "args=%*"
set "args=!args:"=!"
if "!args!"=="" (
python "!thisDir!!script_name!"
"!pypath!" "!thisDir!!script_name!"
) else (
python "!thisDir!!script_name!" %*
"!pypath!" "!thisDir!!script_name!" %*
)
goto :EOF