" notmuch.vim plugin --- run notmuch within vim
"
" Copyright © Carl Worth
"
" This file is part of Notmuch.
"
" Notmuch is free software: you can redistribute it and/or modify it
" under the terms of the GNU General Public License as published by
" the Free Software Foundation, either version 3 of the License, or
" (at your option) any later version.
"
" Notmuch is distributed in the hope that it will be useful, but
" WITHOUT ANY WARRANTY; without even the implied warranty of
" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
" General Public License for more details.
"
" You should have received a copy of the GNU General Public License
" along with Notmuch. If not, see <http://www.gnu.org/licenses/>.
"
" Authors: Bart Trojanowski <bart@jukie.net>
" --- defaults
if !exists('g:notmuch_cmd')
let g:notmuch_cmd = 'notmuch'
endif
if !exists('g:notmuch_search_reverse')
let g:notmuch_search_reverse = 1
endif
" --- used to match output of notmuch
let s:notmuch_show_message_begin_regexp = '^ message{'
let s:notmuch_show_message_end_regexp = '^ message}'
let s:notmuch_show_header_begin_regexp = '^ header{'
let s:notmuch_show_header_end_regexp = '^ header}'
let s:notmuch_show_body_begin_regexp = '^ body{'
let s:notmuch_show_body_end_regexp = '^ body}'
let s:notmuch_show_attachment_begin_regexp = '^ attachment{'
let s:notmuch_show_attachment_end_regexp = '^ attachment}'
let s:notmuch_show_part_begin_regexp = '^ part{'
let s:notmuch_show_part_end_regexp = '^ part}'
let s:notmuch_show_marker_regexp = '^ \\(message\\|header\\|body\\|attachment\\|part\\)[{}].*$'
let s:notmuch_show_id_regexp = '\(id:[^ ]*\)'
let s:notmuch_show_depth_regexp = ' depth:\([0-9]*\) '
let s:notmuch_show_filename_regexp = 'filename:\(.*\)$'
let s:notmuch_show_tags_regexp = '(\([^)]*\))$'
let s:notmuch_show_signature_regexp = '^\(-- \?\|_\+\)$'
let s:notmuch_show_signature_lines_max = 12
" --- implement search screen
function! s:NM_cmd_search(words)
let cmd = ['search']
if g:notmuch_search_reverse
let cmd = cmd + ['--reverse']
endif
let data = s:NM_run(cmd + a:words)
"let data = substitute(data, '27/27', '25/27', '')
"let data = substitute(data, '\[4/4\]', '[0/4]', '')
let lines = split(data, "\n")
let disp = copy(lines)
call map(disp, 'substitute(v:val, "^thread:\\S* ", "", "")' )
call s:NM_newBuffer('search', join(disp, "\n"))
let b:nm_raw_data = lines
nnoremap <buffer> <Enter> :call <SID>NM_search_display()<CR>
nnoremap <buffer> s :call <SID>NM_cmd_search(split(input('NotMuch Search:')))<CR>
setlocal cursorline
setlocal nowrap
endfunction
function! s:NM_search_display()
if !exists('b:nm_raw_data')
echo 'no b:nm_raw_data'
else
let line = line('.')
let info = b:nm_raw_data[line-1]
let what = split(info, '\s\+')[0]
call s:NM_cmd_show([what])
endif
endfunction
" --- implement show screen
function! s:NM_cmd_show(words)
let bufnr = bufnr('%')
let data = s:NM_run(['show'] + a:words)
call s:NM_newBuffer('show', data)
setlocal bufhidden=delete
let b:nm_raw_data = data
call s:NM_cmd_show_mkfolds()
exec printf("nnoremap <buffer> q :b %d<CR>", bufnr)
endfunction
function! s:NM_cmd_show_mkfolds()
let modetype = ''
let modeline = -1
let lnum = 1
while lnum <= line('$')
let line = getline(lnum)
if modetype == ''
if match(line, s:notmuch_show_signature_regexp) != -1
let modetype = 'sig'
let modeline = lnum
echo "start=" . modeline
endif
elseif modetype == 'sig'
if (lnum - modeline) > s:notmuch_show_signature_lines_max
let modetype = ''
elseif match(line, s:notmuch_show_part_end_regexp) != -1
exec printf('%d,%dfold', modeline, lnum)
let modetype = ''
endif
endif
let lnum = lnum + 1
endwhile
endfunction
" --- helper functions
function! s:NM_newBuffer(ft, content)
enew
setlocal buftype=nofile readonly modifiable
silent put=a:content
keepjumps 0d
setlocal nomodifiable
execute printf('set filetype=notmuch-%s', a:ft)
execute printf('set syntax=notmuch-%s', a:ft)
endfunction
function! s:NM_run(args)
let cmd = g:notmuch_cmd . ' ' . join(a:args) . '< /dev/null'
let out = system(cmd)
if v:shell_error
echohl Error
echo substitute(out, '\n*$', '', '')
echohl None
return ''
else
return out
endif
endfunction
" --- command handler
function! NotMuch(args)
if !strlen(a:args)
call s:NM_cmd_search(['tag:inbox'])
return
endif
echo "blarg!"
let words = split(a:args)
" TODO: handle commands passed as arguments
endfunction
function! CompleteNotMuch(arg_lead, cmd_line, cursor_pos)
return []
endfunction
" --- glue
command! -nargs=* -complete=customlist,CompleteNotMuch NotMuch call NotMuch(<q-args>)
cabbrev notmuch <c-r>=(getcmdtype()==':' && getcmdpos()==1 ? 'NotMuch' : 'notmuch')<CR>
" --- hacks, only for development :)
nnoremap ,nmr :source ~/.vim/plugin/notmuch.vim<CR>:call NotMuch('')<CR>
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