838 lines
28 KiB
VimL
838 lines
28 KiB
VimL
" tar.vim: Handles browsing tarfiles - AUTOLOAD PORTION
|
|
" Date: Mar 01, 2025
|
|
" Version: 32b (with modifications from the Vim Project)
|
|
" Maintainer: This runtime file is looking for a new maintainer.
|
|
" Former Maintainer: Charles E Campbell
|
|
" License: Vim License (see vim's :help license)
|
|
" Last Change:
|
|
" 2024 Jan 08 by Vim Project: fix a few problems (#138331, #12637, #8109)
|
|
" 2024 Feb 19 by Vim Project: announce adoption
|
|
" 2024 Nov 11 by Vim Project: support permissions (#7379)
|
|
" 2025 Feb 06 by Vim Project: add support for lz4 (#16591)
|
|
" 2025 Feb 28 by Vim Project: add support for bzip3 (#16755)
|
|
" 2025 Mar 01 by Vim Project: fix syntax error in tar#Read()
|
|
" 2025 Mar 02 by Vim Project: escape the filename before using :read
|
|
" 2025 Mar 02 by Vim Project: determine the compression using readblob()
|
|
" instead of shelling out to file(1)
|
|
" 2025 Apr 16 by Vim Project: decouple from netrw by adding s:WinPath()
|
|
" 2025 May 19 by Vim Project: restore working directory after read/write
|
|
" 2025 Jul 13 by Vim Project: warn with path traversal attacks
|
|
" 2025 Jul 16 by Vim Project: update minimum vim version
|
|
"
|
|
" Contains many ideas from Michael Toren's <tar.vim>
|
|
"
|
|
" Copyright: Copyright (C) 2005-2017 Charles E. Campbell {{{1
|
|
" Permission is hereby granted to use and distribute this code,
|
|
" with or without modifications, provided that this copyright
|
|
" notice is copied with it. Like anything else that's free,
|
|
" tar.vim and tarPlugin.vim are provided *as is* and comes
|
|
" with no warranty of any kind, either expressed or implied.
|
|
" By using this plugin, you agree that in no event will the
|
|
" copyright holder be liable for any damages resulting from
|
|
" the use of this software.
|
|
" ---------------------------------------------------------------------
|
|
" Load Once: {{{1
|
|
if &cp || exists("g:loaded_tar")
|
|
finish
|
|
endif
|
|
let g:loaded_tar= "v32b"
|
|
if v:versionlong < 9011024
|
|
echohl WarningMsg
|
|
echo "***warning*** this version of tar needs vim 9.1.1024"
|
|
echohl Normal
|
|
finish
|
|
endif
|
|
let s:keepcpo= &cpo
|
|
set cpo&vim
|
|
|
|
" ---------------------------------------------------------------------
|
|
" Default Settings: {{{1
|
|
if !exists("g:tar_browseoptions")
|
|
let g:tar_browseoptions= "tf"
|
|
endif
|
|
if !exists("g:tar_readoptions")
|
|
let g:tar_readoptions= "pxf"
|
|
endif
|
|
if !exists("g:tar_cmd")
|
|
let g:tar_cmd= "tar"
|
|
endif
|
|
if !exists("g:tar_writeoptions")
|
|
let g:tar_writeoptions= "uf"
|
|
endif
|
|
if !exists("g:tar_delfile")
|
|
" Note: not supported on BSD
|
|
let g:tar_delfile="--delete -f"
|
|
endif
|
|
if !exists("g:netrw_cygwin")
|
|
if has("win32") || has("win95") || has("win64") || has("win16")
|
|
if &shell =~ '\%(\<bash\>\|\<zsh\>\)\%(\.exe\)\=$'
|
|
let g:netrw_cygwin= 1
|
|
else
|
|
let g:netrw_cygwin= 0
|
|
endif
|
|
else
|
|
let g:netrw_cygwin= 0
|
|
endif
|
|
endif
|
|
if !exists("g:tar_copycmd")
|
|
if !exists("g:netrw_localcopycmd")
|
|
if has("win32") || has("win95") || has("win64") || has("win16")
|
|
if g:netrw_cygwin
|
|
let g:netrw_localcopycmd= "cp"
|
|
else
|
|
let g:netrw_localcopycmd= "copy"
|
|
endif
|
|
elseif has("unix") || has("macunix")
|
|
let g:netrw_localcopycmd= "cp"
|
|
else
|
|
let g:netrw_localcopycmd= ""
|
|
endif
|
|
endif
|
|
let g:tar_copycmd= g:netrw_localcopycmd
|
|
endif
|
|
if !exists("g:tar_extractcmd")
|
|
let g:tar_extractcmd= "tar -pxf"
|
|
endif
|
|
|
|
" set up shell quoting character
|
|
if !exists("g:tar_shq")
|
|
if exists("+shq") && exists("&shq") && &shq != ""
|
|
let g:tar_shq= &shq
|
|
elseif has("win32") || has("win95") || has("win64") || has("win16")
|
|
if exists("g:netrw_cygwin") && g:netrw_cygwin
|
|
let g:tar_shq= "'"
|
|
else
|
|
let g:tar_shq= '"'
|
|
endif
|
|
else
|
|
let g:tar_shq= "'"
|
|
endif
|
|
endif
|
|
|
|
let g:tar_secure=' -- '
|
|
let g:tar_leading_pat='^\%([.]\{,2\}/\)\+'
|
|
|
|
" ----------------
|
|
" Functions: {{{1
|
|
" ----------------
|
|
|
|
" ---------------------------------------------------------------------
|
|
" s:Msg: {{{2
|
|
fun! s:Msg(func, severity, msg)
|
|
redraw!
|
|
if a:severity =~? 'error'
|
|
echohl Error
|
|
else
|
|
echohl WarningMsg
|
|
endif
|
|
echo $"***{a:severity}*** ({a:func}) {a:msg}"
|
|
echohl None
|
|
endfunc
|
|
|
|
" ---------------------------------------------------------------------
|
|
" tar#Browse: {{{2
|
|
fun! tar#Browse(tarfile)
|
|
let repkeep= &report
|
|
set report=10
|
|
|
|
" sanity checks
|
|
if !executable(g:tar_cmd)
|
|
call s:Msg('tar#Browse', 'error', $"{g:tar_cmd} not available on your system")
|
|
let &report= repkeep
|
|
return
|
|
endif
|
|
if !filereadable(a:tarfile)
|
|
if a:tarfile !~# '^\a\+://'
|
|
" if it's an url, don't complain, let url-handlers such as vim do its thing
|
|
call s:Msg('tar#Browse', 'error', $"File not readable<{a:tarfile}>")
|
|
endif
|
|
let &report= repkeep
|
|
return
|
|
endif
|
|
if &ma != 1
|
|
set ma
|
|
endif
|
|
let b:tarfile= a:tarfile
|
|
|
|
setlocal noswapfile
|
|
setlocal buftype=nofile
|
|
setlocal bufhidden=hide
|
|
setlocal nobuflisted
|
|
setlocal nowrap
|
|
set ft=tar
|
|
|
|
" give header
|
|
let lastline= line("$")
|
|
call setline(lastline+1,'" tar.vim version '.g:loaded_tar)
|
|
call setline(lastline+2,'" Browsing tarfile '.a:tarfile)
|
|
call setline(lastline+3,'" Select a file with cursor and press ENTER, "x" to extract a file')
|
|
keepj $put =''
|
|
keepj sil! 0d
|
|
keepj $
|
|
|
|
let tarfile= a:tarfile
|
|
if has("win32unix") && executable("cygpath")
|
|
" assuming cygwin
|
|
let tarfile=substitute(system("cygpath -u ".shellescape(tarfile,0)),'\n$','','e')
|
|
endif
|
|
let curlast= line("$")
|
|
|
|
if tarfile =~# '\.\(gz\)$'
|
|
exe "sil! r! gzip -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
|
|
elseif tarfile =~# '\.\(tgz\)$' || tarfile =~# '\.\(tbz\)$' || tarfile =~# '\.\(txz\)$' ||
|
|
\ tarfile =~# '\.\(tzst\)$' || tarfile =~# '\.\(tlz4\)$'
|
|
let header= s:Header(tarfile)
|
|
|
|
if header =~? 'bzip2'
|
|
exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif header =~? 'bzip3'
|
|
exe "sil! r! bzip3 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif header =~? 'xz'
|
|
exe "sil! r! xz -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif header =~? 'zstd'
|
|
exe "sil! r! zstd --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif header =~? 'lz4'
|
|
exe "sil! r! lz4 --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif header =~? 'gzip'
|
|
exe "sil! r! gzip -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
endif
|
|
|
|
elseif tarfile =~# '\.lrp'
|
|
exe "sil! r! cat -- ".shellescape(tarfile,1)."|gzip -d -c -|".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif tarfile =~# '\.\(bz2\|tbz\|tb2\)$'
|
|
exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif tarfile =~# '\.\(bz3\|tb3\)$'
|
|
exe "sil! r! bzip3 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif tarfile =~# '\.\(lzma\|tlz\)$'
|
|
exe "sil! r! lzma -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif tarfile =~# '\.\(xz\|txz\)$'
|
|
exe "sil! r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif tarfile =~# '\.\(zst\|tzst\)$'
|
|
exe "sil! r! zstd --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
elseif tarfile =~# '\.\(lz4\|tlz4\)$'
|
|
exe "sil! r! lz4 --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
|
|
else
|
|
if tarfile =~ '^\s*-'
|
|
" A file name starting with a dash is taken as an option. Prepend ./ to avoid that.
|
|
let tarfile = substitute(tarfile, '-', './-', '')
|
|
endif
|
|
exe "sil! r! ".g:tar_cmd." -".g:tar_browseoptions." ".shellescape(tarfile,1)
|
|
endif
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Browse', 'warning', $"please check your g:tar_browseoptions '<{g:tar_browseoptions}>'")
|
|
return
|
|
endif
|
|
|
|
" remove tar: Removing leading '/' from member names
|
|
" Note: the message could be localized
|
|
if search('^tar: ') > 0 || search(g:tar_leading_pat) > 0
|
|
call append(3,'" Note: Path Traversal Attack detected!')
|
|
let b:leading_slash = 1
|
|
" remove the message output
|
|
sil g/^tar: /d
|
|
endif
|
|
|
|
" set up maps supported for tar
|
|
setlocal noma nomod ro
|
|
noremap <silent> <buffer> <cr> :call <SID>TarBrowseSelect()<cr>
|
|
noremap <silent> <buffer> x :call tar#Extract()<cr>
|
|
if &mouse != ""
|
|
noremap <silent> <buffer> <leftmouse> <leftmouse>:call <SID>TarBrowseSelect()<cr>
|
|
endif
|
|
|
|
let &report= repkeep
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" TarBrowseSelect: {{{2
|
|
fun! s:TarBrowseSelect()
|
|
let repkeep= &report
|
|
set report=10
|
|
let fname= getline(".")
|
|
let ls= get(b:, 'leading_slash', 0)
|
|
|
|
" sanity check
|
|
if fname =~ '^"'
|
|
let &report= repkeep
|
|
return
|
|
endif
|
|
|
|
" about to make a new window, need to use b:tarfile
|
|
let tarfile= b:tarfile
|
|
let curfile= expand("%")
|
|
if has("win32unix") && executable("cygpath")
|
|
" assuming cygwin
|
|
let tarfile=substitute(system("cygpath -u ".shellescape(tarfile,0)),'\n$','','e')
|
|
endif
|
|
|
|
" open a new window (tar#Read will read a file into it)
|
|
noswapfile new
|
|
if !exists("g:tar_nomax") || g:tar_nomax == 0
|
|
wincmd _
|
|
endif
|
|
let s:tblfile_{winnr()}= curfile
|
|
let b:leading_slash= ls
|
|
call tar#Read("tarfile:".tarfile.'::'.fname)
|
|
filetype detect
|
|
set nomod
|
|
exe 'com! -buffer -nargs=? -complete=file TarDiff :call tar#Diff(<q-args>,"'.fnameescape(fname).'")'
|
|
|
|
let &report= repkeep
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" tar#Read: {{{2
|
|
fun! tar#Read(fname)
|
|
let repkeep= &report
|
|
set report=10
|
|
let tarfile = substitute(a:fname,'tarfile:\(.\{-}\)::.*$','\1','')
|
|
let fname = substitute(a:fname,'tarfile:.\{-}::\(.*\)$','\1','')
|
|
" be careful not to execute special crafted files
|
|
let escape_file = fname->substitute(g:tar_leading_pat, '', '')->fnameescape()
|
|
|
|
let curdir= getcwd()
|
|
let b:curdir= curdir
|
|
let tmpdir= tempname()
|
|
let b:tmpdir= tmpdir
|
|
if tmpdir =~ '\.'
|
|
let tmpdir= substitute(tmpdir,'\.[^.]*$','','e')
|
|
endif
|
|
call mkdir(tmpdir,"p")
|
|
|
|
" attempt to change to the indicated directory
|
|
try
|
|
exe "lcd ".fnameescape(tmpdir)
|
|
catch /^Vim\%((\a\+)\)\=:E344/
|
|
call s:Msg('tar#Read', 'error', "cannot lcd to temporary directory")
|
|
let &report= repkeep
|
|
return
|
|
endtry
|
|
|
|
" place temporary files under .../_ZIPVIM_/
|
|
if isdirectory("_ZIPVIM_")
|
|
call s:Rmdir("_ZIPVIM_")
|
|
endif
|
|
call mkdir("_ZIPVIM_")
|
|
lcd _ZIPVIM_
|
|
|
|
if has("win32unix") && executable("cygpath")
|
|
" assuming cygwin
|
|
let tarfile=substitute(system("cygpath -u ".shellescape(tarfile,0)),'\n$','','e')
|
|
endif
|
|
|
|
if fname =~ '\.bz2$' && executable("bzcat")
|
|
let decmp= "|bzcat"
|
|
let doro = 1
|
|
elseif fname =~ '\.bz3$' && executable("bz3cat")
|
|
let decmp= "|bz3cat"
|
|
let doro = 1
|
|
elseif fname =~ '\.t\=gz$' && executable("zcat")
|
|
let decmp= "|zcat"
|
|
let doro = 1
|
|
elseif fname =~ '\.lzma$' && executable("lzcat")
|
|
let decmp= "|lzcat"
|
|
let doro = 1
|
|
elseif fname =~ '\.xz$' && executable("xzcat")
|
|
let decmp= "|xzcat"
|
|
let doro = 1
|
|
elseif fname =~ '\.zst$' && executable("zstdcat")
|
|
let decmp= "|zstdcat"
|
|
let doro = 1
|
|
elseif fname =~ '\.lz4$' && executable("lz4cat")
|
|
let decmp= "|lz4cat"
|
|
let doro = 1
|
|
else
|
|
let decmp=""
|
|
let doro = 0
|
|
if fname =~ '\.bz2$\|\.bz3$\|\.gz$\|\.lzma$\|\.xz$\|\.zip$\|\.Z$'
|
|
setlocal bin
|
|
endif
|
|
endif
|
|
|
|
|
|
if tarfile =~# '\.bz2$'
|
|
exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif tarfile =~# '\.bz3$'
|
|
exe "sil! r! bzip3 -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif tarfile =~# '\.\(gz\)$'
|
|
exe "sil! r! gzip -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif tarfile =~# '\(\.tgz\|\.tbz\|\.txz\)'
|
|
let filekind= s:Header(tarfile)
|
|
if filekind =~? "bzip2"
|
|
exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif filekind =~ "bzip3"
|
|
exe "sil! r! bzip3 -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif filekind =~? "xz"
|
|
exe "sil! r! xz -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif filekind =~? "zstd"
|
|
exe "sil! r! zstd --decompress --stdout -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif filekind =~? "gzip"
|
|
exe "sil! r! gzip -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
endif
|
|
|
|
elseif tarfile =~# '\.lrp$'
|
|
exe "sil! r! cat -- ".shellescape(tarfile,1)." | gzip -d -c - | ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif tarfile =~# '\.lzma$'
|
|
exe "sil! r! lzma -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif tarfile =~# '\.\(xz\|txz\)$'
|
|
exe "sil! r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
elseif tarfile =~# '\.\(lz4\|tlz4\)$'
|
|
exe "sil! r! lz4 --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_readoptions." - ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
else
|
|
if tarfile =~ '^\s*-'
|
|
" A file name starting with a dash is taken as an option. Prepend ./ to avoid that.
|
|
let tarfile = substitute(tarfile, '-', './-', '')
|
|
endif
|
|
exe "silent r! ".g:tar_cmd." -".g:tar_readoptions.shellescape(tarfile,1)." ".g:tar_secure.shellescape(fname,1).decmp
|
|
exe "read ".escape_file
|
|
endif
|
|
if get(b:, 'leading_slash', 0)
|
|
sil g/^tar: /d
|
|
endif
|
|
|
|
redraw!
|
|
|
|
if v:shell_error != 0
|
|
lcd ..
|
|
call s:Rmdir("_ZIPVIM_")
|
|
exe "lcd ".fnameescape(curdir)
|
|
call s:Msg('tar#Read', 'error', $"sorry, unable to open or extract {tarfile} with {fname}")
|
|
endif
|
|
|
|
if doro
|
|
" because the reverse process of compressing changed files back into the tarball is not currently supported
|
|
setlocal ro
|
|
endif
|
|
|
|
let b:tarfile= a:fname
|
|
|
|
" cleanup
|
|
keepj sil! 0d
|
|
set nomod
|
|
|
|
let &report= repkeep
|
|
exe "lcd ".fnameescape(curdir)
|
|
silent exe "file tarfile::". fname->fnameescape()
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" tar#Write: {{{2
|
|
fun! tar#Write(fname)
|
|
let pwdkeep= getcwd()
|
|
let repkeep= &report
|
|
set report=10
|
|
let curdir= b:curdir
|
|
let tmpdir= b:tmpdir
|
|
|
|
" sanity checks
|
|
if !executable(g:tar_cmd)
|
|
redraw!
|
|
let &report= repkeep
|
|
return
|
|
endif
|
|
let tarfile = substitute(b:tarfile,'tarfile:\(.\{-}\)::.*$','\1','')
|
|
let fname = substitute(b:tarfile,'tarfile:.\{-}::\(.*\)$','\1','')
|
|
|
|
if get(b:, 'leading_slash', 0)
|
|
call s:Msg('tar#Write', 'error', $"sorry, not attempting to update {tarfile} with {fname}")
|
|
let &report= repkeep
|
|
return
|
|
endif
|
|
|
|
if !isdirectory(fnameescape(tmpdir))
|
|
call mkdir(fnameescape(tmpdir), 'p')
|
|
endif
|
|
exe $"lcd {fnameescape(tmpdir)}"
|
|
if isdirectory("_ZIPVIM_")
|
|
call s:Rmdir("_ZIPVIM_")
|
|
endif
|
|
call mkdir("_ZIPVIM_")
|
|
lcd _ZIPVIM_
|
|
let dir = fnamemodify(fname, ':p:h')
|
|
if dir !~# '_ZIPVIM_$'
|
|
call mkdir(dir)
|
|
endif
|
|
|
|
" handle compressed archives
|
|
if tarfile =~# '\.bz2'
|
|
call system("bzip2 -d -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.bz2','','e')
|
|
let compress= "bzip2 -- ".shellescape(tarfile,0)
|
|
elseif tarfile =~# '\.bz3'
|
|
call system("bzip3 -d -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.bz3','','e')
|
|
let compress= "bzip3 -- ".shellescape(tarfile,0)
|
|
elseif tarfile =~# '\.gz'
|
|
call system("gzip -d -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.gz','','e')
|
|
let compress= "gzip -- ".shellescape(tarfile,0)
|
|
elseif tarfile =~# '\.tgz'
|
|
call system("gzip -d -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.tgz','.tar','e')
|
|
let compress= "gzip -- ".shellescape(tarfile,0)
|
|
let tgz = 1
|
|
elseif tarfile =~# '\.xz'
|
|
call system("xz -d -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.xz','','e')
|
|
let compress= "xz -- ".shellescape(tarfile,0)
|
|
elseif tarfile =~# '\.zst'
|
|
call system("zstd --decompress --rm -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.zst','','e')
|
|
let compress= "zstd --rm -- ".shellescape(tarfile,0)
|
|
elseif tarfile =~# '\.lz4'
|
|
call system("lz4 --decompress --rm -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.lz4','','e')
|
|
let compress= "lz4 --rm -- ".shellescape(tarfile,0)
|
|
elseif tarfile =~# '\.lzma'
|
|
call system("lzma -d -- ".shellescape(tarfile,0))
|
|
let tarfile = substitute(tarfile,'\.lzma','','e')
|
|
let compress= "lzma -- ".shellescape(tarfile,0)
|
|
endif
|
|
" Note: no support for name.tar.tbz/.txz/.tgz/.tlz4/.tzst
|
|
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Write', 'error', $"sorry, unable to update {tarfile} with {fname}")
|
|
else
|
|
|
|
if fname =~ '/'
|
|
let dirpath = substitute(fname,'/[^/]\+$','','e')
|
|
if has("win32unix") && executable("cygpath")
|
|
let dirpath = substitute(system("cygpath ".shellescape(dirpath, 0)),'\n','','e')
|
|
endif
|
|
call mkdir(dirpath,"p")
|
|
endif
|
|
if tarfile !~ '/'
|
|
let tarfile= curdir.'/'.tarfile
|
|
endif
|
|
if tarfile =~ '^\s*-'
|
|
" A file name starting with a dash may be taken as an option. Prepend ./ to avoid that.
|
|
let tarfile = substitute(tarfile, '-', './-', '')
|
|
endif
|
|
|
|
" don't overwrite a file forcefully
|
|
exe "w ".fnameescape(fname)
|
|
if has("win32unix") && executable("cygpath")
|
|
let tarfile = substitute(system("cygpath ".shellescape(tarfile,0)),'\n','','e')
|
|
endif
|
|
|
|
" delete old file from tarfile
|
|
" Note: BSD tar does not support --delete flag
|
|
call system(g:tar_cmd." ".g:tar_delfile." ".shellescape(tarfile,0).g:tar_secure.shellescape(fname,0))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Write', 'error', $"sorry, unable to update {fnameescape(tarfile)} with {fnameescape(fname)} --delete not supported?")
|
|
else
|
|
" update tarfile with new file
|
|
call system(g:tar_cmd." -".g:tar_writeoptions." ".shellescape(tarfile,0).g:tar_secure.shellescape(fname,0))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Write', 'error', $"sorry, unable to update {fnameescape(tarfile)} with {fnameescape(fname)}")
|
|
elseif exists("compress")
|
|
call system(compress)
|
|
if exists("tgz")
|
|
call rename(tarfile.".gz",substitute(tarfile,'\.tar$','.tgz','e'))
|
|
endif
|
|
endif
|
|
endif
|
|
|
|
" support writing tarfiles across a network
|
|
if s:tblfile_{winnr()} =~ '^\a\+://'
|
|
let tblfile= s:tblfile_{winnr()}
|
|
1split|noswapfile enew
|
|
let binkeep= &l:binary
|
|
let eikeep = &ei
|
|
set binary ei=all
|
|
exe "noswapfile e! ".fnameescape(tarfile)
|
|
call netrw#NetWrite(tblfile)
|
|
let &ei = eikeep
|
|
let &l:binary = binkeep
|
|
q!
|
|
unlet s:tblfile_{winnr()}
|
|
endif
|
|
endif
|
|
|
|
" cleanup and restore current directory
|
|
lcd ..
|
|
call s:Rmdir("_ZIPVIM_")
|
|
exe "lcd ".fnameescape(pwdkeep)
|
|
setlocal nomod
|
|
|
|
let &report= repkeep
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" tar#Diff: {{{2
|
|
fun! tar#Diff(userfname,fname)
|
|
let fname= a:fname
|
|
if a:userfname != ""
|
|
let fname= a:userfname
|
|
endif
|
|
exe "lcd ".fnameescape(b:tmpdir). '/_ZIPVIM_'
|
|
if filereadable(fname)
|
|
" sets current file (from tarball) for diff'ing
|
|
" splits window vertically
|
|
" opens original file, sets it for diff'ing
|
|
" sets up b:tardiff_otherbuf variables so each buffer knows about the other (for closing purposes)
|
|
diffthis
|
|
wincmd v
|
|
exe "noswapfile e ".fnameescape(fname)
|
|
diffthis
|
|
else
|
|
redraw!
|
|
echo "***warning*** unable to read file<".fname.">"
|
|
endif
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" tar#Extract: extract a file from a (possibly compressed) tar archive {{{2
|
|
fun! tar#Extract()
|
|
|
|
let repkeep= &report
|
|
set report=10
|
|
let fname= getline(".")
|
|
|
|
" sanity check
|
|
if fname =~ '^"'
|
|
let &report= repkeep
|
|
return
|
|
endif
|
|
|
|
let tarball = expand("%")
|
|
let tarbase = substitute(tarball,'\..*$','','')
|
|
|
|
let extractcmd= s:WinPath(g:tar_extractcmd)
|
|
if filereadable(tarbase.".tar")
|
|
call system(extractcmd." ".shellescape(tarbase).".tar ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tar {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ". fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tgz")
|
|
let extractcmd= substitute(extractcmd,"-","-z","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tgz ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tgz {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tar.gz")
|
|
let extractcmd= substitute(extractcmd,"-","-z","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tar.gz ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tar.gz {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tbz")
|
|
let extractcmd= substitute(extractcmd,"-","-j","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tbz ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tbz {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tar.bz2")
|
|
let extractcmd= substitute(extractcmd,"-","-j","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tar.bz2 ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tar.bz2 {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tar.bz3")
|
|
let extractcmd= substitute(extractcmd,"-","-j","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tar.bz3 ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tar.bz3 {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".txz")
|
|
let extractcmd= substitute(extractcmd,"-","-J","")
|
|
call system(extractcmd." ".shellescape(tarbase).".txz ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.txz {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tar.xz")
|
|
let extractcmd= substitute(extractcmd,"-","-J","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tar.xz ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tar.xz {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tzst")
|
|
let extractcmd= substitute(extractcmd,"-","--zstd","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tzst ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tzst {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tar.zst")
|
|
let extractcmd= substitute(extractcmd,"-","--zstd","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tar.zst ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tar.zst {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tlz4")
|
|
let extractcmd= substitute(extractcmd,"-","-I lz4","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tlz4 ".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tlz4 {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
|
|
elseif filereadable(tarbase.".tar.lz4")
|
|
let extractcmd= substitute(extractcmd,"-","-I lz4","")
|
|
call system(extractcmd." ".shellescape(tarbase).".tar.lz4".shellescape(fname))
|
|
if v:shell_error != 0
|
|
call s:Msg('tar#Extract', 'error', $"{extractcmd} {tarbase}.tar.lz4 {fname}: failed!")
|
|
else
|
|
echo "***note*** successfully extracted ".fname
|
|
endif
|
|
endif
|
|
|
|
" restore option
|
|
let &report= repkeep
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" s:Rmdir: {{{2
|
|
fun! s:Rmdir(fname)
|
|
call delete(a:fname, 'rf')
|
|
endfun
|
|
|
|
" s:FileHeader: {{{2
|
|
fun! s:Header(fname)
|
|
let header= readblob(a:fname, 0, 6)
|
|
if header[0:2] == str2blob(['BZh']) " bzip2 header
|
|
return "bzip2"
|
|
elseif header[0:2] == str2blob(['BZ3']) " bzip3 header
|
|
return "bzip3"
|
|
elseif header == str2blob(["\3757zXZ\n"]) " xz header
|
|
return "xz"
|
|
elseif header[0:3] == str2blob(["\x28\xB5\x2F\xFD"]) " zstd header
|
|
return "zstd"
|
|
elseif header[0:3] == str2blob(["\004\"M\030"]) " lz4 header
|
|
return "lz4"
|
|
elseif (header[0:1] == str2blob(["\037\235"]) ||
|
|
\ header[0:1] == str2blob(["\037\213"]) ||
|
|
\ header[0:1] == str2blob(["\037\236"]) ||
|
|
\ header[0:1] == str2blob(["\037\240"]) ||
|
|
\ header[0:1] == str2blob(["\037\036"]))
|
|
return "gzip"
|
|
endif
|
|
return "unknown"
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" s:WinPath: {{{2
|
|
fun! s:WinPath(path)
|
|
if (!g:netrw_cygwin || &shell !~ '\%(\<bash\>\|\<zsh\>\)\%(\.exe\)\=$') && has("win32")
|
|
" remove cygdrive prefix, if present
|
|
let path = substitute(a:path, '/cygdrive/\(.\)', '\1:', '')
|
|
" remove trailing slash (Win95)
|
|
let path = substitute(path, '\(\\\|/\)$', '', 'g')
|
|
" remove escaped spaces
|
|
let path = substitute(path, '\ ', ' ', 'g')
|
|
" convert slashes to backslashes
|
|
let path = substitute(path, '/', '\', 'g')
|
|
else
|
|
let path = a:path
|
|
endif
|
|
|
|
return path
|
|
endfun
|
|
|
|
" ---------------------------------------------------------------------
|
|
" tar#Vimuntar: installs a tarball in the user's .vim / vimfiles directory {{{2
|
|
fun! tar#Vimuntar(...)
|
|
let tarball = expand("%")
|
|
let tarbase = substitute(tarball,'\..*$','','')
|
|
let tarhome = expand("%:p")
|
|
if has("win32") || has("win95") || has("win64") || has("win16")
|
|
let tarhome= substitute(tarhome,'\\','/','g')
|
|
endif
|
|
let tarhome= substitute(tarhome,'/[^/]*$','','')
|
|
let tartail = expand("%:t")
|
|
let curdir = getcwd()
|
|
" set up vimhome
|
|
if a:0 > 0 && a:1 != ""
|
|
let vimhome= a:1
|
|
else
|
|
let vimhome= vimball#VimballHome()
|
|
endif
|
|
|
|
if simplify(curdir) != simplify(vimhome)
|
|
" copy (possibly compressed) tarball to .vim/vimfiles
|
|
call system(s:WinPath(g:tar_copycmd)." ".shellescape(tartail)." ".shellescape(vimhome))
|
|
exe "lcd ".fnameescape(vimhome)
|
|
endif
|
|
|
|
" if necessary, decompress the tarball; then, extract it
|
|
if tartail =~ '\.tgz'
|
|
if executable("gunzip")
|
|
silent exe "!gunzip ".shellescape(tartail)
|
|
elseif executable("gzip")
|
|
silent exe "!gzip -d ".shellescape(tartail)
|
|
else
|
|
echoerr "unable to decompress<".tartail."> on this system"
|
|
if simplify(curdir) != simplify(tarhome)
|
|
" remove decompressed tarball, restore directory
|
|
call delete(tartail.".tar")
|
|
exe "lcd ".fnameescape(curdir)
|
|
endif
|
|
return
|
|
endif
|
|
else
|
|
call vimball#Decompress(tartail,0)
|
|
endif
|
|
let extractcmd= s:WinPath(g:tar_extractcmd)
|
|
call system(extractcmd." ".shellescape(tarbase.".tar"))
|
|
|
|
" set up help
|
|
if filereadable("doc/".tarbase.".txt")
|
|
exe "helptags ".getcwd()."/doc"
|
|
endif
|
|
|
|
if simplify(tarhome) != simplify(vimhome)
|
|
" remove decompressed tarball, restore directory
|
|
call delete(vimhome."/".tarbase.".tar")
|
|
exe "lcd ".fnameescape(curdir)
|
|
endif
|
|
endfun
|
|
|
|
" =====================================================================
|
|
" Modelines And Restoration: {{{1
|
|
let &cpo= s:keepcpo
|
|
unlet s:keepcpo
|
|
" vim:ts=8 fdm=marker
|