" Don't append spaces after quote chars, for strict compliance with
" format=flowed
let b:quote_space = 0
let b:undo_ftplugin .= '|unlet b:quote_space'
" If something hasn't already moved the cursor, we'll move to an optimal point
" to start writing
function! s:SuggestStart() abort
" Move to top of buffer
call setpos('.', [0, 1, 1, 0])
" Move to body text
call search('\m^$', 'c') | +
" Start by trying to move to the first quoted line; this may fail if there's
" no quote, which is fine
call search('\m^>', 'c')
" Delete quoted blank lines or quoted greetings until we get to something
" with substance. Yes, I like Perl, how could you tell?
while getline('.') =~? '^> *'
\ . '\%('
\ . '\%('
\ . 'g[''\u2019]\=day'
\ . '\|\%(good \)\=\%(morning\|afternoon\|evening\)'
\ . '\|h[eu]\%(ll\|rr\)o\+'
\ . '\|hey\+'
\ . '\|hi\+'
\ . '\|sup'
\ . '\|what[''\u2019]\=s up'
\ . '\|yo'
\ . '\)'
\ . '[[:punct:] ]*'
\ . '\%('
\ . '\a\+'
\ . '[[:punct:] ]*'
\ . '\)\='
\ . '\)\=$'
delete
endwhile
" Now move to the first quoted or unquoted blank line
call search('\m^>\= *$', 'c')
endfunction
command! -bar -buffer SuggestStart
\ call s:SuggestStart()
let b:undo_ftplugin .= '|delcommand SuggestStart'
SuggestStart
" Normalise quoting
function! s:StrictQuote() abort
let body = 0
for lnum in range(1, line('$'))
" Get current line
let line = getline(lnum)
" Skip lines until we hit a blank line, meaning body text
let body = body || !strlen(line)
if !body
continue
endif
" Get the leading quote string, if any; skip if there isn't one
let quote = matchstr(line, '^>[> ]*')
if !strlen(quote)
continue
endif
" Normalise the quote with no spaces
let quote = substitute(quote, '[^>]', '', 'g')
" Re-set the line
let line = substitute(line, '^[> ]\+', quote, '')
call setline(lnum, line)
endfor
endfunction
command -bar -buffer StrictQuote
\ call s:StrictQuote()
let b:undo_ftplugin .= '|delcommand StrictQuote'
StrictQuote
" Add a space to the end of wrapped lines for format-flowed mail
setlocal formatoptions+=w
let b:undo_ftplugin .= '|setlocal formatoptions<'
" Mail-specific handling for custom vim-squeeze-repeat-blanks plugin
if exists('loaded_squeeze_repeat_blanks')
" Set the blank line pattern
let b:squeeze_repeat_blanks_blank = '^[ >]*$'
let b:undo_ftplugin .= '|unlet b:squeeze_repeat_blanks_blank'
" If there is anything quoted in this message (i.e. it looks like a reply),
" squeeze blanks, but don't report lines deleted
if search('\m^>', 'cnw')
silent SqueezeRepeatBlanks
endif
endif
" Spellcheck documents we're actually editing (not just viewing)
if &modifiable && !&readonly
setlocal spell
let b:undo_ftplugin .= '|setlocal spell<'
endif
" Stop here if the user doesn't want ftplugin mappings
if exists('no_plugin_maps') || exists('no_mail_maps')
finish
endif
" Flag messages as important/unimportant
nnoremap <buffer> <LocalLeader>h
\ :<C-U>call mail#FlagImportant()<CR>
let b:undo_ftplugin .= '|nunmap <buffer> <LocalLeader>h'
nnoremap <buffer> <LocalLeader>l
\ :<C-U>call mail#FlagUnimportant()<CR>
let b:undo_ftplugin .= '|nunmap <buffer> <LocalLeader>l'
" Quote operator
nnoremap <buffer> <expr> <LocalLeader>q
\ quote#Quote()
xnoremap <buffer> <expr> <LocalLeader>q
\ quote#Quote()
let b:undo_ftplugin .= '|nunmap <buffer> <LocalLeader>q'
\ . '|xunmap <buffer> <LocalLeader>q'
" Quote operator with reformatting
nnoremap <buffer> <expr> <LocalLeader>Q
\ quote#QuoteReformat()
xnoremap <buffer> <expr> <LocalLeader>Q
\ quote#QuoteReformat()
let b:undo_ftplugin .= '|nunmap <buffer> <LocalLeader>Q'
\ . '|xunmap <buffer> <LocalLeader>Q'
" Maps using autoloaded function for quoted paragraph movement
nnoremap <buffer> <silent> <LocalLeader>[
\ :<C-U>call mail#NewBlank(v:count1, 1, 0)<CR>
nnoremap <buffer> <silent> <LocalLeader>]
\ :<C-U>call mail#NewBlank(v:count1, 0, 0)<CR>
onoremap <buffer> <silent> <LocalLeader>[
\ :<C-U>call mail#NewBlank(v:count1, 1, 0)<CR>
onoremap <buffer> <silent> <LocalLeader>]
\ :<C-U>call mail#NewBlank(v:count1, 0, 0)<CR>
xnoremap <buffer> <silent> <LocalLeader>[
\ :<C-U>call mail#NewBlank(v:count1, 1, 1)<CR>
xnoremap <buffer> <silent> <LocalLeader>]
\ :<C-U>call mail#NewBlank(v:count1, 0, 1)<CR>
let b:undo_ftplugin .= '|nunmap <buffer> <LocalLeader>['
\ . '|nunmap <buffer> <LocalLeader>]'
\ . '|ounmap <buffer> <LocalLeader>['
\ . '|ounmap <buffer> <LocalLeader>]'
\ . '|xunmap <buffer> <LocalLeader>['
\ . '|xunmap <buffer> <LocalLeader>]'
