Edit File: spellfile.vim
" Vim script to download a missing spell file " Maintainer: Bram Moolenaar <Bram@vim.org> " Last Change: 2012 Jan 08 if !exists('g:spellfile_URL') " Prefer using http:// when netrw should be able to use it, since " more firewalls let this through. if executable("curl") || executable("wget") || executable("fetch") let g:spellfile_URL = 'http://ftp.vim.org/pub/vim/runtime/spell' else let g:spellfile_URL = 'ftp://ftp.vim.org/pub/vim/runtime/spell' endif endif let s:spellfile_URL = '' " Start with nothing so that s:donedict is reset. " This function is used for the spellfile plugin. function! spellfile#LoadFile(lang) " If the netrw plugin isn't loaded we silently skip everything. if !exists(":Nread") if &verbose echomsg 'spellfile#LoadFile(): Nread command is not available.' endif return endif " If the URL changes we try all files again. if s:spellfile_URL != g:spellfile_URL let s:donedict = {} let s:spellfile_URL = g:spellfile_URL endif " I will say this only once! if has_key(s:donedict, a:lang . &enc) if &verbose echomsg 'spellfile#LoadFile(): Tried this language/encoding before.' endif return endif let s:donedict[a:lang . &enc] = 1 " Find spell directories we can write in. let [dirlist, dirchoices] = spellfile#GetDirChoices() if len(dirlist) == 0 let dir_to_create = spellfile#WritableSpellDir() if &verbose || dir_to_create != '' echomsg 'spellfile#LoadFile(): There is no writable spell directory.' endif if dir_to_create != '' if confirm("Shall I create " . dir_to_create, "&Yes\n&No", 2) == 1 " After creating the directory it should show up in the list. call mkdir(dir_to_create, "p") let [dirlist, dirchoices] = spellfile#GetDirChoices() endif endif if len(dirlist) == 0 return endif endif let msg = 'Cannot find spell file for "' . a:lang . '" in ' . &enc let msg .= "\nDo you want me to try downloading it?" if confirm(msg, "&Yes\n&No", 2) == 1 let enc = &encoding if enc == 'iso-8859-15' let enc = 'latin1' endif let fname = a:lang . '.' . enc . '.spl' " Split the window, read the file into a new buffer. " Remember the buffer number, we check it below. new let newbufnr = winbufnr(0) setlocal bin fenc= echo 'Downloading ' . fname . '...' call spellfile#Nread(fname) if getline(2) !~ 'VIMspell' " Didn't work, perhaps there is an ASCII one. " Careful: Nread() may have opened a new window for the error message, " we need to go back to our own buffer and window. if newbufnr != winbufnr(0) let winnr = bufwinnr(newbufnr) if winnr == -1 " Our buffer has vanished!? Open a new window. echomsg "download buffer disappeared, opening a new one" new setlocal bin fenc= else exe winnr . "wincmd w" endif endif if newbufnr == winbufnr(0) " We are back the old buffer, remove any (half-finished) download. g/^/d else let newbufnr = winbufnr(0) endif let fname = a:lang . '.ascii.spl' echo 'Could not find it, trying ' . fname . '...' call spellfile#Nread(fname) if getline(2) !~ 'VIMspell' echo 'Sorry, downloading failed' exe newbufnr . "bwipe!" return endif endif " Delete the empty first line and mark the file unmodified. 1d set nomod let msg = "In which directory do you want to write the file:" for i in range(len(dirlist)) let msg .= "\n" . (i + 1) . '. ' . dirlist[i] endfor let dirchoice = confirm(msg, dirchoices) - 2 if dirchoice >= 0 if exists('*fnameescape') let dirname = fnameescape(dirlist[dirchoice]) else let dirname = escape(dirlist[dirchoice], ' ') endif setlocal fenc= exe "write " . dirname . '/' . fname " Also download the .sug file, if the user wants to. let msg = "Do you want me to try getting the .sug file?\n" let msg .= "This will improve making suggestions for spelling mistakes,\n" let msg .= "but it uses quite a bit of memory." if confirm(msg, "&No\n&Yes") == 2 g/^/d let fname = substitute(fname, '\.spl$', '.sug', '') echo 'Downloading ' . fname . '...' call spellfile#Nread(fname) if getline(2) =~ 'VIMsug' 1d exe "write " . dirname . '/' . fname set nomod else echo 'Sorry, downloading failed' " Go back to our own buffer/window, Nread() may have taken us to " another window. if newbufnr != winbufnr(0) let winnr = bufwinnr(newbufnr) if winnr != -1 exe winnr . "wincmd w" endif endif if newbufnr == winbufnr(0) set nomod endif endif endif endif " Wipe out the buffer we used. exe newbufnr . "bwipe" endif endfunc " Read "fname" from the server. function! spellfile#Nread(fname) " We do our own error handling, don't want a window for it. if exists("g:netrw_use_errorwindow") let save_ew = g:netrw_use_errorwindow endif let g:netrw_use_errorwindow=0 if g:spellfile_URL =~ '^ftp://' " for an ftp server use a default login and password to avoid a prompt let machine = substitute(g:spellfile_URL, 'ftp://\([^/]*\).*', '\1', '') let dir = substitute(g:spellfile_URL, 'ftp://[^/]*/\(.*\)', '\1', '') exe 'Nread "' . machine . ' anonymous vim7user ' . dir . '/' . a:fname . '"' else exe 'Nread ' g:spellfile_URL . '/' . a:fname endif if exists("save_ew") let g:netrw_use_errorwindow = save_ew else unlet g:netrw_use_errorwindow endif endfunc " Get a list of writable spell directories and choices for confirm(). function! spellfile#GetDirChoices() let dirlist = [] let dirchoices = '&Cancel' for dir in split(globpath(&rtp, 'spell'), "\n") if filewritable(dir) == 2 call add(dirlist, dir) let dirchoices .= "\n&" . len(dirlist) endif endfor return [dirlist, dirchoices] endfunc function! spellfile#WritableSpellDir() if has("unix") " For Unix always use the $HOME/.vim directory return $HOME . "/.vim/spell" endif for dir in split(&rtp, ',') if filewritable(dir) == 2 return dir . "/spell" endif endfor return '' endfunction