tseeker-pub/heavim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Local configuration signing support

Browse source 
* Detects saving local configuration using :w and warns about
signatures.
* SaveAndSign command that will sign the file if it is a local
configuration file (other files will be unaffected)
* SignConfig command re-signs the active local configuration
This commit is contained in:
Emmanuel BENOîT 2015-02-23 10:31:54 +01:00
parent 7970f863ee
commit cffaa22eaf
1 changed files with 85 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

96
config-bits/09-local-config.vim
View file

@ -1,16 +1,12 @@
" Attempt to find a local configuration or configuration directory
" Clear various things that could be here from a previous execution
if exists( "g:vim_local" )
unlet g:vim_local
endif
if exists( "g:vim_local_path" )
unlet g:vim_local_path
endif
if exists( "*CheckAndSignLocalVimrc" )
function! CheckAndSignLocalVimrc(fname)
endfunction
endif
unlet! g:vim_local
unlet! g:vim_local_path
command! -bang -nargs=* SaveAndSign echoerr "Command not supported"
command! -bang -nargs=* SignConfig echoerr "Command not supported"
" Clear configuration signing autocommands
augroup LocalConfigurationSigning
autocmd!
augroup END
@ -36,11 +32,89 @@ function! GetVardataPath(name)
return g:vim_vardata . "/" . a:name
endfunction
" We need signature handling abilities for that
" We need signature handling abilities to continue
if !exists( "g:vim_keys" )
finish
endif
" When a .vim.local/vimrc file is saved, print a warning about the lack of
" signature.
function! <SID>WarnAboutSignature()
let bp = expand( "%:p:h" )
if fnamemodify( bp , ":t" ) == ".vim.local"
if exists( "g:vim_local_path" )
let bp = l:bp . "/"
if g:vim_local_path =~ "/$" && l:bp !~ "/$"
let l:bp = l:bp . "/"
elseif g:vim_local_path !~ "/$" && l:bp =~ "/$"
let l:bp = l:bp[ 0 : -2 ]
endif
endif
" If we're being called from SaveAndSign, sign it instead of
" whining.
if exists( "s:save_and_sign" )
call SignFile( expand( "%:p" ) , l:bp . "/signature" )
return
endif
echohl WarningMsg
if exists( "g:vim_local_path" ) && g:vim_local_path == l:bp
echo "Warning: not signed, use :SignConfig"
else
echo "Warning: not signed, use :SaveAndSign."
endif
echohl None
endif
endfunction
augroup LocalConfigurationSigning
autocmd BufWritePost vimrc :call <SID>WarnAboutSignature()
augroup END
" Sign the local configuration file; only works when one has already been
" loaded.
function! <SID>SignConfig()
if exists( "g:vim_local_path" ) && filereadable( g:vim_local_path . "/vimrc" )
call SignFile( g:vim_local_path . "/vimrc" ,
\ g:vim_local_path . "/signature" )
elseif exists( "g:vim_local_path" )
echohl ErrorMsg
echo "ERROR: no local vimrc file"
echohl None
else
echohl ErrorMsg
echo "ERROR: no local configuration; use :SaveAndSign for new configurations"
echohl None
endif
endfunction
command! SignConfig :call <SID>SignConfig()
" Save and sign a local configuration file. Can be used with both active local
" configurations and new or external configurations.
function! <SID>SaveAndSign(force,...)
if a:0 > 1
echohl ErrorMsg
echo "E172: Only one file name allowed"
echohl None
return
endif
let s:save_and_sign = 1
if a:0 == 1 && a:force
execute "w!" a:1
elseif a:0
execute "w" a:1
elseif a:force
w!
else
w
endif
unlet! s:save_and_sign
endfunction
command! -bang -complete=file -nargs=? SaveAndSign
\ call <SID>SaveAndSign( "<bang>" == "!" , <f-args> )
" Check if the local directory and local vimrc exist
if !( isdirectory( ".vim.local" ) && filereadable( ".vim.local/vimrc" ) )
finish