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|
" tar.vim: Handles browsing tarfiles
" AUTOLOAD PORTION
" Date: Nov 14, 2023
" Version: 32b (with modifications from the Vim Project)
" Maintainer: Charles E Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
" License: Vim License (see vim's :help license)
"
" 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.
" call inputsave()|call input("Press <cr> to continue")|call inputrestore()
" ---------------------------------------------------------------------
" Load Once: {{{1
if &cp || exists("g:loaded_tar")
finish
endif
let g:loaded_tar= "v32a"
if v:version < 702
echohl WarningMsg
echo "***warning*** this version of tar needs vim 7.2"
echohl Normal
finish
endif
let s:keepcpo= &cpo
set cpo&vim
"DechoTabOn
"call Decho("loading autoload/tar.vim")
" ---------------------------------------------------------------------
" Default Settings: {{{1
if !exists("g:tar_browseoptions")
let g:tar_browseoptions= "Ptf"
endif
if !exists("g:tar_readoptions")
let g:tar_readoptions= "OPxf"
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")
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 -xf"
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
" call Decho("g:tar_shq<".g:tar_shq.">")
endif
" ----------------
" Functions: {{{1
" ----------------
" ---------------------------------------------------------------------
" tar#Browse: {{{2
fun! tar#Browse(tarfile)
" call Dfunc("tar#Browse(tarfile<".a:tarfile.">)")
let repkeep= &report
set report=10
" sanity checks
if !executable(g:tar_cmd)
redraw!
" call Decho('***error*** (tar#Browse) "'.g:tar_cmd.'" not available on your system')
echohl Error | echo '***error*** (tar#Browse) "'.g:tar_cmd.'" not available on your system'
let &report= repkeep
" call Dret("tar#Browse")
return
endif
if !filereadable(a:tarfile)
" call Decho('a:tarfile<'.a:tarfile.'> not filereadable')
if a:tarfile !~# '^\a\+://'
" if it's an url, don't complain, let url-handlers such as vim do its thing
redraw!
" call Decho("***error*** (tar#Browse) File not readable<".a:tarfile.">")
echohl Error | echo "***error*** (tar#Browse) File not readable<".a:tarfile.">" | echohl None
endif
let &report= repkeep
" call Dret("tar#Browse : file<".a:tarfile."> not readable")
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
" call Decho("printing 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')
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 =~# '\.\(gz\)$'
" call Decho("1: exe silent r! gzip -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ")
exe "sil! r! gzip -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
elseif tarfile =~# '\.\(tgz\)$' || tarfile =~# '\.\(tbz\)$' || tarfile =~# '\.\(txz\)$' || tarfile =~# '\.\(tzst\)$'
if has("unix") && executable("file")
let filekind= system("file ".shellescape(tarfile,1))
else
let filekind= ""
endif
if filekind =~ "bzip2"
exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
elseif filekind =~ "XZ"
exe "sil! r! xz -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
elseif filekind =~ "Zstandard"
exe "sil! r! zstd --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
else
exe "sil! r! gzip -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
endif
elseif tarfile =~# '\.lrp'
" call Decho("2: exe silent r! cat -- ".shellescape(tarfile,1)."|gzip -d -c -|".g:tar_cmd." -".g:tar_browseoptions." - ")
exe "sil! r! cat -- ".shellescape(tarfile,1)."|gzip -d -c -|".g:tar_cmd." -".g:tar_browseoptions." - "
elseif tarfile =~# '\.\(bz2\|tbz\|tb2\)$'
" call Decho("3: exe silent r! bzip2 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ")
exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
elseif tarfile =~# '\.\(lzma\|tlz\)$'
" call Decho("3: exe silent r! lzma -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ")
exe "sil! r! lzma -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
elseif tarfile =~# '\.\(xz\|txz\)$'
" call Decho("3: exe silent r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ")
exe "sil! r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
elseif tarfile =~# '\.\(zst\|tzst\)$'
exe "sil! r! zstd --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - "
else
if tarfile =~ '^\s*-'
" A file name starting with a dash is taken as an option. Prepend ./ to avoid that.
let tarfile = substitute(tarfile, '-', './-', '')
endif
" call Decho("4: exe silent r! ".g:tar_cmd." -".g:tar_browseoptions." ".shellescape(tarfile,0))
exe "sil! r! ".g:tar_cmd." -".g:tar_browseoptions." ".shellescape(tarfile,1)
endif
if v:shell_error != 0
redraw!
echohl WarningMsg | echo "***warning*** (tar#Browse) please check your g:tar_browseoptions<".g:tar_browseoptions.">"
" call Dret("tar#Browse : a:tarfile<".a:tarfile.">")
return
endif
"
" The following should not be neccessary, since in case of errors the
" previous if statement should have caught the problem (because tar exited
" with a non-zero exit code).
" if line("$") == curlast || ( line("$") == (curlast + 1) &&
" \ getline("$") =~# '\c\<\%(warning\|error\|inappropriate\|unrecognized\)\>' &&
" \ getline("$") =~ '\s' )
" redraw!
" echohl WarningMsg | echo "***warning*** (tar#Browse) ".a:tarfile." doesn't appear to be a tar file" | echohl None
" keepj sil! %d
" let eikeep= &ei
" set ei=BufReadCmd,FileReadCmd
" exe "r ".fnameescape(a:tarfile)
" let &ei= eikeep
" keepj sil! 1d
" call Dret("tar#Browse : a:tarfile<".a:tarfile.">")
" return
" 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
" call Dret("tar#Browse : b:tarfile<".b:tarfile.">")
endfun
" ---------------------------------------------------------------------
" TarBrowseSelect: {{{2
fun! s:TarBrowseSelect()
" call Dfunc("TarBrowseSelect() b:tarfile<".b:tarfile."> curfile<".expand("%").">")
let repkeep= &report
set report=10
let fname= getline(".")
" call Decho("fname<".fname.">")
if !exists("g:tar_secure") && fname =~ '^\s*-\|\s\+-'<
|