" 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 .
"
" Authors: Bart Trojanowski
" --- configuration defaults {{{1
let s:notmuch_defaults = {
\ 'g:notmuch_cmd': 'notmuch' ,
\ 'g:notmuch_debug': 0 ,
\
\ 'g:notmuch_search_newest_first': 1 ,
\ 'g:notmuch_search_from_column_width': 20 ,
\
\ 'g:notmuch_show_fold_signatures': 1 ,
\ 'g:notmuch_show_fold_citations': 1 ,
\ 'g:notmuch_show_fold_bodies': 0 ,
\ 'g:notmuch_show_fold_headers': 1 ,
\
\ 'g:notmuch_show_message_begin_regexp': ' message{' ,
\ 'g:notmuch_show_message_end_regexp': ' message}' ,
\ 'g:notmuch_show_header_begin_regexp': ' header{' ,
\ 'g:notmuch_show_header_end_regexp': ' header}' ,
\ 'g:notmuch_show_body_begin_regexp': ' body{' ,
\ 'g:notmuch_show_body_end_regexp': ' body}' ,
\ 'g:notmuch_show_attachment_begin_regexp': ' attachment{' ,
\ 'g:notmuch_show_attachment_end_regexp': ' attachment}' ,
\ 'g:notmuch_show_part_begin_regexp': ' part{' ,
\ 'g:notmuch_show_part_end_regexp': ' part}' ,
\ 'g:notmuch_show_marker_regexp': ' \\(message\\|header\\|body\\|attachment\\|part\\)[{}].*$',
\
\ 'g:notmuch_show_message_parse_regexp': '\(id:[^ ]*\) depth:\([0-9]*\) match:\([0-9]*\) filename:\(.*\)$',
\ 'g:notmuch_show_tags_regexp': '(\([^)]*\))$' ,
\
\ 'g:notmuch_show_signature_regexp': '^\(-- \?\|_\+\)$' ,
\ 'g:notmuch_show_signature_lines_max': 12 ,
\
\ 'g:notmuch_show_citation_regexp': '^\s*>' ,
\
\ 'g:notmuch_compose_insert_mode_start': 1 ,
\ 'g:notmuch_compose_header_help': 1 ,
\ 'g:notmuch_compose_temp_file_dir': '~/.notmuch/compose/' ,
\ }
" defaults for g:notmuch_initial_search_words
" override with: let g:notmuch_initial_search_words = [ ... ]
let s:notmuch_initial_search_words_defaults = [
\ 'tag:inbox and tag:unread',
\ ]
" defaults for g:notmuch_show_headers
" override with: let g:notmuch_show_headers = [ ... ]
let s:notmuch_show_headers_defaults = [
\ 'Subject',
\ 'To',
\ 'Cc',
\ 'Bcc',
\ 'Date',
\ ]
" defaults for g:notmuch_folders
" override with: let g:notmuch_folders = [ ... ]
let s:notmuch_folders_defaults = [
\ [ 'new', 'tag:inbox and tag:unread' ],
\ [ 'inbox', 'tag:inbox' ],
\ [ 'unread', 'tag:unread' ],
\ ]
" defaults for g:notmuch_signature
" override with: let g:notmuch_signature = [ ... ]
let s:notmuch_signature_defaults = [
\ '',
\ '-- ',
\ 'email sent from notmuch.vim plugin'
\ ]
" defaults for g:notmuch_compose_headers
" override with: let g:notmuch_compose_headers = [ ... ]
let s:notmuch_compose_headers_defaults = [
\ 'From',
\ 'To',
\ 'Cc',
\ 'Bcc',
\ 'Subject'
\ ]
" --- keyboard mapping definitions {{{1
" --- --- bindings for folders mode {{{2
let g:notmuch_folders_maps = {
\ 'm': ':call NM_new_mail()',
\ 's': ':call NM_search_prompt()',
\ 'q': ':call NM_kill_this_buffer()',
\ '=': ':call NM_folders_refresh_view()',
\ '': ':call NM_folders_show_search()',
\ }
" --- --- bindings for search screen {{{2
let g:notmuch_search_maps = {
\ '': ':call NM_search_show_thread()',
\ '': ':call NM_search_expand('''')',
\ 'a': ':call NM_search_archive_thread()',
\ 'f': ':call NM_search_filter()',
\ 'm': ':call NM_new_mail()',
\ 'o': ':call NM_search_toggle_order()',
\ 'r': ':call NM_search_reply_to_thread()',
\ 's': ':call NM_search_prompt()',
\ ',s': ':call NM_search_edit()',
\ 't': ':call NM_search_filter_by_tag()',
\ 'q': ':call NM_kill_this_buffer()',
\ '+': ':call NM_search_add_tags([])',
\ '-': ':call NM_search_remove_tags([])',
\ '=': ':call NM_search_refresh_view()',
\ '?': ':echo NM_search_thread_id() . '' @ '' . join(NM_get_search_words())',
\ }
" --- --- bindings for show screen {{{2
let g:notmuch_show_maps = {
\ '': ':call NM_show_previous(1, 0)',
\ '': ':call NM_show_next(1, 0)',
\ '': ':call NM_search_expand('''')',
\ 'q': ':call NM_kill_this_buffer()',
\
\ 'b': ':call NM_show_fold_toggle(''b'', ''bdy'', !g:notmuch_show_fold_bodies)',
\ 'c': ':call NM_show_fold_toggle(''c'', ''cit'', !g:notmuch_show_fold_citations)',
\ 'h': ':call NM_show_fold_toggle(''h'', ''hdr'', !g:notmuch_show_fold_headers)',
\ 's': ':call NM_show_fold_toggle(''s'', ''sig'', !g:notmuch_show_fold_signatures)',
\
\ 'a': ':call NM_show_archive_thread()',
\ 'A': ':call NM_show_mark_read_then_archive_thread()',
\ 'N': ':call NM_show_mark_read_then_next_open_message()',
\ 'v': ':call NM_show_view_all_mime_parts()',
\ '+': ':call NM_show_add_tag()',
\ '-': ':call NM_show_remove_tag()',
\ '': ':call NM_show_advance_marking_read_and_archiving()',
\ '\|': ':call NM_show_pipe_message()',
\
\ '': ':call NM_show_previous_fold()',
\ '': ':call NM_show_next_fold()',
\ '': ':call NM_show_toggle_fold()',
\
\ 'r': ':call NM_show_reply()',
\ 'm': ':call NM_new_mail()',
\ '?': ':echo NM_show_message_id() . '' @ '' . join(NM_get_search_words())',
\ }
" --- --- bindings for compose screen {{{2
let g:notmuch_compose_nmaps = {
\ ',s': ':call NM_compose_send()',
\ ',a': ':call NM_compose_attach()',
\ ',q': ':call NM_kill_this_buffer()',
\ '': ':call NM_compose_next_entry_area()',
\ }
let g:notmuch_compose_imaps = {
\ '': '=NM_compose_next_entry_area()',
\ }
" --- implement folders screen {{{1
function! s:NM_cmd_folders(words)
if len(a:words)
throw 'Not exapecting any arguments for folders command.'
endif
let cmd = ['count']
let disp = []
let searches = []
for entry in g:notmuch_folders
let [ name, search ] = entry
let data = s:NM_run(cmd + [search])
let cnt = matchlist(data, '\(\d\+\)')[1]
call add(disp, printf('%9d %-20s (%s)', cnt, name, search))
call add(searches, search)
endfor
call NM_newBuffer('', 'folders', join(disp, "\n"))
let b:nm_searches = searches
let b:nm_timestamp = reltime()
call NM_cmd_folders_mksyntax()
call NM_set_map('n', g:notmuch_folders_maps)
setlocal cursorline
setlocal nowrap
endfunction
function! s:NM_cmd_folders_mksyntax()
endfunction
" --- --- folders screen action functions {{{2
function! s:NM_folders_refresh_view()
let lno = line('.')
setlocal bufhidden=delete
call s:NM_cmd_folders([])
exec printf('norm %dG', lno)
endfunction
function! s:NM_folders_show_search()
let line = line('.')
let search = b:nm_searches[line-1]
let prev_bufnr = bufnr('%')
setlocal bufhidden=hide
call NM_cmd_search([search])
setlocal bufhidden=delete
let b:nm_prev_bufnr = prev_bufnr
endfunction
" --- implement search screen {{{1
function! s:NM_cmd_search(words)
let cmd = ['search']
if g:notmuch_search_newest_first
let cmd = cmd + ['--sort=newest-first']
else
let cmd = cmd + ['--sort=oldest-first']
endif
let data = s:NM_run(cmd + a:words)
let lines = split(data, "\n")
let disp = copy(lines)
call map(disp, 's:NM_cmd_search_fmtline(v:val)')
call NM_newBuffer('', 'search', join(disp, "\n"))
let b:nm_raw_lines = lines
let b:nm_search_words = a:words
call NM_cmd_search_mksyntax()
call NM_set_map('n', g:notmuch_search_maps)
setlocal cursorline
setlocal nowrap
endfunction
function! s:NM_cmd_search_fmtline(line)
let m = matchlist(a:line, '^\(thread:\S\+\)\s\([^]]\+\]\) \([^;]\+\); \(.*\) (\([^(]*\))$')
if !len(m)
return 'ERROR PARSING: ' . a:line
endif
let max = g:notmuch_search_from_column_width
let from = m[3]
if strlen(from) >= max
let from = substitute(m[3][0:max-4], '[^A-Za-z1-9_]*$', '', '') . '...'
endif
return printf('%-20s %-20s | %s (%s)', m[2], from, m[4], m[5])
endfunction
function! s:NM_cmd_search_mksyntax()
syntax clear nmSearchFrom
exec printf('syntax match nmSearchFrom /\(\] \)\@<=.\{%d\}/ oneline contained', g:notmuch_search_from_column_width)
endfunction
" --- --- search screen action functions {{{2
function! s:NM_search_show_thread()
let id = NM_search_thread_id()
if id != ''
let words = [id]
if exists('b:nm_search_words')
let words = ['('] + b:nm_search_words + [')', 'AND', id]
endif
if len(words)
call NM_cmd_show(words)
endif
endif
endfunction
function! s:NM_search_prompt()
" TODO: input() can support completion
let text = input('NotMuch Search: ')
if strlen(text)
let tags = split(text)
else
let tags = s:notmuch_initial_search_words_defaults
endif
let prev_bufnr = bufnr('%')
if b:nm_type == 'search' && exists('b:nm_prev_bufnr')
" TODO: we intend to replace the current buffer,
" ... maybe we could just clear it
let prev_bufnr = b:nm_prev_bufnr
setlocal bufhidden=delete
else
setlocal bufhidden=hide
endif
call NM_cmd_search(tags)
setlocal bufhidden=delete
let b:nm_prev_bufnr = prev_bufnr
endfunction
function! s:NM_search_edit()
" TODO: input() can support completion
let text = input('NotMuch Search: ', join(b:nm_search_words, ' '))
if strlen(text)
call NM_cmd_search(split(text))
endif
endfunction
function! s:NM_search_archive_thread()
call NM_add_remove_tags_on_screen('', '-', ['inbox'])
call NM_add_remove_tags([], '-', ['inbox'])
norm j
endfunction
function! s:NM_search_filter()
call NM_search_filter_helper('Filter: ', '', '')
endfunction
function! s:NM_search_filter_by_tag()
call NM_search_filter_helper('Filter Tag(s): ', 'tag:', 'and')
endfunction
function! s:NM_search_filter_helper(prompt, prefix, joiner)
" TODO: input() can support completion
let text = substitute(input(a:prompt), '\v(^\s*|\s*$|\n)', '', 'g')
if !strlen(text)
return
endif
let tags = b:nm_search_words + ['AND']
\ + NM_combine_tags(a:prefix, split(text), a:joiner, '()')
let prev_bufnr = bufnr('%')
setlocal bufhidden=hide
call NM_cmd_search(tags)
setlocal bufhidden=delete
let b:nm_prev_bufnr = prev_bufnr
endfunction
function! s:NM_search_toggle_order()
let g:notmuch_search_newest_first = !g:notmuch_search_newest_first
" FIXME: maybe this would be better done w/o reading re-reading the lines
" reversing the b:nm_raw_lines and the buffer lines would be better
call NM_search_refresh_view()
endfunction
function! s:NM_search_reply_to_thread()
let cmd = ['reply']
call add(cmd, NM_search_thread_id())
call add(cmd, 'AND')
call extend(cmd, NM_get_search_words())
let data = NM_run(cmd)
let lines = split(data, "\n")
call NM_newComposeBuffer(lines, 0)
endfunction
function! s:NM_search_add_tags(tags)
call NM_search_add_remove_tags('Add Tag(s): ', '+', a:tags)
endfunction
function! s:NM_search_remove_tags(tags)
call NM_search_add_remove_tags('Remove Tag(s): ', '-', a:tags)
endfunction
function! s:NM_search_refresh_view()
let lno = line('.')
let prev_bufnr = b:nm_prev_bufnr
setlocal bufhidden=delete
call NM_cmd_search(b:nm_search_words)
let b:nm_prev_bufnr = prev_bufnr
" FIXME: should find the line of the thread we were on if possible
exec printf('norm %dG', lno)
endfunction
" --- --- search screen helper functions {{{2
function! s:NM_search_thread_id()
if !exists('b:nm_raw_lines')
throw 'Eeek! no b:nm_raw_lines'
endif
let mnum = line('.') - 1
if len(b:nm_raw_lines) <= mnum
return ''
endif
let info = b:nm_raw_lines[mnum]
let what = split(info, '\s\+')[0]
return what
endfunction
function! s:NM_search_add_remove_tags(prompt, prefix, intags)
if type(a:intags) != type([]) || len(a:intags) == 0
" TODO: input() can support completion
let text = input(a:prompt)
if !strlen(text)
return
endif
let tags = split(text, ' ')
else
let tags = a:intags
endif
call NM_add_remove_tags([], a:prefix, tags)
call NM_add_remove_tags_on_screen('', a:prefix, tags)
endfunction
" --- implement show screen {{{1
function! s:NM_cmd_show(words)
let prev_bufnr = bufnr('%')
let data = s:NM_run(['show'] + a:words)
let lines = split(data, "\n")
let info = s:NM_cmd_show_parse(lines)
setlocal bufhidden=hide
call NM_newBuffer('', 'show', join(info['disp'], "\n"))
setlocal bufhidden=delete
let b:nm_search_words = a:words
let b:nm_raw_info = info
let b:nm_prev_bufnr = prev_bufnr
call NM_cmd_show_mkfolds()
call NM_cmd_show_mksyntax()
call NM_set_map('n', g:notmuch_show_maps)
setlocal foldtext=NM_cmd_show_foldtext()
setlocal fillchars=
setlocal foldcolumn=6
endfunction
function! s:NM_show_previous(can_change_thread, find_matching)
let info = b:nm_raw_info
let lnum = line('.')
for msg in reverse(copy(info['msgs']))
if a:find_matching && msg['match'] == '0'
continue
endif
if lnum <= msg['start']
continue
endif
exec printf('norm %dGzt', msg['start'])
" TODO: try to fit the message on screen
return
endfor
if !a:can_change_thread
return
endif
call NM_kill_this_buffer()
if line('.') > 1
norm k
call NM_search_show_thread()
norm G
call NM_show_previous(0, a:find_matching)
else
echo 'No more messages.'
endif
endfunction
function! s:NM_show_next(can_change_thread, find_matching)
let info = b:nm_raw_info
let lnum = line('.')
for msg in info['msgs']
if a:find_matching && msg['match'] == '0'
continue
endif
if lnum >= msg['start']
continue
endif
exec printf('norm %dGzt', msg['start'])
" TODO: try to fit the message on screen
return
endfor
if a:can_change_thread
call NM_show_next_thread()
endif
endfunction
function! s:NM_show_next_thread()
call NM_kill_this_buffer()
if line('.') != line('$')
norm j
call NM_search_show_thread()
else
echo 'No more messages.'
endif
endfunction
function! s:NM_show_archive_thread()
echo 'not implemented'
endfunction
function! s:NM_show_mark_read_then_archive_thread()
echo 'not implemented'
endfunction
function! s:NM_show_mark_read_then_next_open_message()
echo 'not implemented'
endfunction
function! s:NM_show_previous_message()
echo 'not implemented'
endfunction
function! s:NM_show_reply()
let cmd = ['reply']
call add(cmd, NM_show_message_id())
call add(cmd, 'AND')
call extend(cmd, NM_get_search_words())
let data = NM_run(cmd)
let lines = split(data, "\n")
call NM_newComposeBuffer(lines, 0)
endfunction
function! s:NM_show_view_all_mime_parts()
echo 'not implemented'
endfunction
function! s:NM_show_view_raw_message()
echo 'not implemented'
endfunction
function! s:NM_show_add_tag()
echo 'not implemented'
endfunction
function! s:NM_show_remove_tag()
echo 'not implemented'
endfunction
" if entire message is not visible scroll down 1/2 page or less to get to the bottom of message
" otherwise go to next message
" any message that is viewed entirely has inbox and unread tags removed
function! s:NM_show_advance_marking_read_and_archiving()
let advance_tags = ['unread', 'inbox']
let vis_top = line('w0')
let vis_bot = line('w$')
let msg_top = NM_show_get_message_for_line(vis_top)
if !has_key(msg_top,'id')
throw "No top visible message."
endif
" if the top message is the last message, just expunge the entire thread and move on
if msg_top['end'] == line('$')
let ids = []
for msg in b:nm_raw_info['msgs']
if has_key(msg,'match') && msg['match'] != '0'
call add(ids, msg['id'])
endif
endfor
let filter = NM_combine_tags('tag:', advance_tags, 'OR', '()')
\ + ['AND']
\ + NM_combine_tags('', ids, 'OR', '()')
call NM_add_remove_tags(filter, '-', advance_tags)
call NM_show_next(1, 1)
return
endif
let msg_bot = NM_show_get_message_for_line(vis_bot)
if !has_key(msg_bot,'id')
throw "No bottom visible message."
endif
" if entire message fits on the screen, read/archive it, move to the next one
if msg_top['id'] != msg_bot['id'] || msg_top['end'] <= vis_bot
call NM_add_remove_tags_on_screen(msg_top['start'], '-', advance_tags)
exec printf('norm %dG', vis_top)
call NM_show_next(0, 1)
if has_key(msg_top,'match') && msg_top['match'] != '0'
redraw
" do this last to hide the latency
let filter = NM_combine_tags('tag:', advance_tags, 'OR', '()')
\ + ['AND', msg_top['id']]
call NM_add_remove_tags(filter, '-', advance_tags)
endif
return
endif
" entire message does not fit on the screen, scroll down to bottom, max 1/2 screen
let jmp = winheight(winnr()) / 2
let max = msg_bot['end'] - vis_bot
if jmp > max
let jmp = max
endif
exec printf('norm %dGzt', vis_top + jmp)
return
endfunction
function! s:NM_show_pipe_message()
echo 'not implemented'
endfunction
function! s:NM_show_previous_fold()
echo 'not implemented'
endfunction
function! s:NM_show_next_fold()
echo 'not implemented'
endfunction
function! s:NM_show_toggle_fold()
echo 'not implemented'
endfunction
" --- --- show screen helper functions {{{2
function! s:NM_show_get_message_for_line(line)
for msg in b:nm_raw_info['msgs']
if a:line > msg['end']
continue
endif
return msg
endfor
return {}
endfunction
function! s:NM_show_message_id()
if !exists('b:nm_raw_info')
throw 'Eeek! no b:nm_raw_info'
endif
let msg = NM_show_get_message_for_line(line('.'))
if has_key(msg,'id')
return msg['id']
endif
return ''
endfunction
function! s:NM_show_fold_toggle(key, type, fold)
let info = b:nm_raw_info
let act = 'open'
if a:fold
let act = 'close'
endif
for fld in info['folds']
if fld[0] == a:type
exec printf('%dfold%s', fld[1], act)
endif
endfor
exec printf('nnoremap %s :call NM_show_fold_toggle(''%s'', ''%s'', %d)', a:key, a:key, a:type, !a:fold)
endfunction
" s:NM_cmd_show_parse returns the following dictionary:
" 'disp': lines to display
" 'msgs': message info dicts { start, end, id, depth, filename, descr, header }
" 'folds': fold info arrays [ type, start, end ]
" 'foldtext': fold text indexed by start line
function! s:NM_cmd_show_parse(inlines)
let info = { 'disp': [],
\ 'msgs': [],
\ 'folds': [],
\ 'foldtext': {} }
let msg = {}
let hdr = {}
let in_message = 0
let in_header = 0
let in_body = 0
let in_part = ''
let body_start = -1
let part_start = -1
let mode_type = ''
let mode_start = -1
let inlnum = 0
for line in a:inlines
let inlnum = inlnum + 1
let foldinfo = []
if strlen(in_part)
let part_end = 0
if match(line, g:notmuch_show_part_end_regexp) != -1
let part_end = len(info['disp'])
else
call add(info['disp'], line)
endif
if in_part == 'text/plain'
if !part_end && mode_type == ''
if match(line, g:notmuch_show_signature_regexp) != -1
let mode_type = 'sig'
let mode_start = len(info['disp'])
elseif match(line, g:notmuch_show_citation_regexp) != -1
let mode_type = 'cit'
let mode_start = len(info['disp'])
endif
elseif mode_type == 'cit'
if part_end || match(line, g:notmuch_show_citation_regexp) == -1
let outlnum = len(info['disp'])
let foldinfo = [ mode_type, mode_start, outlnum-1, len(info['msgs']),
\ printf('[ %d-line citation. Press "c" to show. ]', outlnum - mode_start) ]
let mode_type = ''
endif
elseif mode_type == 'sig'
let outlnum = len(info['disp'])
if (outlnum - mode_start) > g:notmuch_show_signature_lines_max
let mode_type = ''
elseif part_end
let foldinfo = [ mode_type, mode_start, outlnum-1, len(info['msgs']),
\ printf('[ %d-line signature. Press "s" to show. ]', outlnum - mode_start) ]
let mode_type = ''
endif
endif
endif
if part_end
" FIXME: this is a hack for handling two folds being added for one line
" we should handle addinga fold in a function
if len(foldinfo) && foldinfo[1] < foldinfo[2]
call add(info['folds'], foldinfo[0:3])
let info['foldtext'][foldinfo[1]] = foldinfo[4]
endif
let foldinfo = [ 'text', part_start, part_end, len(info['msgs']),
\ printf('[ %d-line %s. Press "p" to show. ]', part_end - part_start, in_part) ]
let in_part = ''
call add(info['disp'], '')
endif
elseif in_body
if !has_key(msg,'body_start')
let msg['body_start'] = len(info['disp']) + 1
endif
if match(line, g:notmuch_show_body_end_regexp) != -1
let body_end = len(info['disp'])
let foldinfo = [ 'bdy', body_start, body_end, len(info['msgs']),
\ printf('[ BODY %d - %d lines ]', len(info['msgs']), body_end - body_start) ]
let in_body = 0
elseif match(line, g:notmuch_show_part_begin_regexp) != -1
let m = matchlist(line, 'ID: \(\d\+\), Content-type: \(\S\+\)')
let in_part = 'unknown'
if len(m)
let in_part = m[2]
endif
call add(info['disp'],
\ printf('--- %s ---', in_part))
let part_start = len(info['disp']) + 1
endif
elseif in_header
if in_header == 1
let msg['descr'] = line
call add(info['disp'], line)
let in_header = 2
let msg['hdr_start'] = len(info['disp']) + 1
else
if match(line, g:notmuch_show_header_end_regexp) != -1
let hdr_start = msg['hdr_start']+1
let hdr_end = len(info['disp'])
let foldinfo = [ 'hdr', hdr_start, hdr_end, len(info['msgs']),
\ printf('[ %d-line headers. Press "h" to show. ]', hdr_end + 1 - hdr_start) ]
let msg['header'] = hdr
let in_header = 0
let hdr = {}
else
let m = matchlist(line, '^\(\w\+\):\s*\(.*\)$')
if len(m)
let hdr[m[1]] = m[2]
if match(g:notmuch_show_headers, m[1]) != -1
call add(info['disp'], line)
endif
endif
endif
endif
elseif in_message
if match(line, g:notmuch_show_message_end_regexp) != -1
let msg['end'] = len(info['disp'])
call add(info['disp'], '')
let foldinfo = [ 'msg', msg['start'], msg['end'], len(info['msgs']),
\ printf('[ MSG %d - %s ]', len(info['msgs']), msg['descr']) ]
call add(info['msgs'], msg)
let msg = {}
let in_message = 0
let in_header = 0
let in_body = 0
let in_part = ''
elseif match(line, g:notmuch_show_header_begin_regexp) != -1
let in_header = 1
continue
elseif match(line, g:notmuch_show_body_begin_regexp) != -1
let body_start = len(info['disp']) + 1
let in_body = 1
continue
endif
else
if match(line, g:notmuch_show_message_begin_regexp) != -1
let msg['start'] = len(info['disp']) + 1
let m = matchlist(line, g:notmuch_show_message_parse_regexp)
if len(m)
let msg['id'] = m[1]
let msg['depth'] = m[2]
let msg['match'] = m[3]
let msg['filename'] = m[4]
endif
let in_message = 1
endif
endif
if len(foldinfo) && foldinfo[1] < foldinfo[2]
call add(info['folds'], foldinfo[0:3])
let info['foldtext'][foldinfo[1]] = foldinfo[4]
endif
endfor
return info
endfunction
function! s:NM_cmd_show_mkfolds()
let info = b:nm_raw_info
for afold in info['folds']
exec printf('%d,%dfold', afold[1], afold[2])
let state = 'open'
if (afold[0] == 'sig' && g:notmuch_show_fold_signatures)
\ || (afold[0] == 'cit' && g:notmuch_show_fold_citations)
\ || (afold[0] == 'bdy' && g:notmuch_show_fold_bodies)
\ || (afold[0] == 'hdr' && g:notmuch_show_fold_headers)
let state = 'close'
elseif afold[0] == 'msg'
let idx = afold[3]
let msg = info['msgs'][idx]
if has_key(msg,'match') && msg['match'] == '0'
let state = 'close'
endif
endif
exec printf('%dfold%s', afold[1], state)
endfor
endfunction
function! s:NM_cmd_show_mksyntax()
let info = b:nm_raw_info
let cnt = 0
for msg in info['msgs']
let cnt = cnt + 1
let start = msg['start']
let hdr_start = msg['hdr_start']
let body_start = msg['body_start']
let end = msg['end']
exec printf('syntax region nmShowMsg%dDesc start=''\%%%dl'' end=''\%%%dl'' contains=@nmShowMsgDesc', cnt, start, start+1)
exec printf('syntax region nmShowMsg%dHead start=''\%%%dl'' end=''\%%%dl'' contains=@nmShowMsgHead', cnt, hdr_start, body_start)
exec printf('syntax region nmShowMsg%dBody start=''\%%%dl'' end=''\%%%dl'' contains=@nmShowMsgBody', cnt, body_start, end)
endfor
endfunction
function! NM_cmd_show_foldtext()
let foldtext = b:nm_raw_info['foldtext']
return foldtext[v:foldstart]
endfunction
" --- implement compose screen {{{1
function! s:NM_cmd_compose(words, body_lines)
let lines = []
let start_on_line = 0
let hdrs = { }
for word in a:words
let m = matchlist(word, '^\(\w[^:]*\):\s*\(.*\)\s*$')
if !len(m)
throw 'Eeek! bad parameter ''' . string(word) . ''''
endif
let key = substitute(m[1], '\<\w', '\U&', 'g')
if !has_key(hdrs, key)
let hdrs[key] = []
endif
if strlen(m[2])
call add(hdrs[key], m[2])
endif
endfor
if !has_key(hdrs, 'From') || !len(hdrs['From'])
let me = NM_compose_get_user_email()
let hdrs['From'] = [ me ]
endif
for key in g:notmuch_compose_headers
let text = has_key(hdrs, key) ? join(hdrs[key], ', ') : ''
call add(lines, key . ': ' . text)
if !start_on_line && !strlen(text)
let start_on_line = len(lines)
endif
endfor
for [key,val] in items(hdrs)
if match(g:notmuch_compose_headers, key) == -1
let line = key . ': ' . join(val, ', ')
call add(lines, line)
endif
endfor
call add(lines, '')
if !start_on_line
let start_on_line = len(lines) + 1
endif
if len(a:body_lines)
call extend(lines, a:body_lines)
else
call extend(lines, [ '', '' ])
endif
call NM_newComposeBuffer(lines, start_on_line)
endfunction
function! s:NM_compose_send()
call NM_assert_buffer_type('compose')
let fname = expand('%')
let lnum = 1
let line = getline(lnum)
let hdrs = {}
let lst_hdr = ''
while match(line, '^$') == -1
if match(line, '^Notmuch-Help:') != -1
" skip it
elseif strlen(lst_hdr) && match(line, '^\s') != -1
let hdrs[lst_hdr][-1] = hdrs[lst_hdr][-1] . substitute(line, '^\s*', ' ', '')
else
let m = matchlist(line, '^\(\w[^:]*\):\s*\(.*\)\s*$')
if !len(m)
cursor(lnum, 0)
throw printf('Eeek! invalid header on line %d', lnum)
endif
let key = substitute(m[1], '\<\w', '\U&', 'g')
if strlen(m[2])
if !has_key(hdrs, key)
let hdrs[key] = []
endif
call add(hdrs[key], m[2])
endif
let lst_hdr = key
endif
let lnum = lnum + 1
let line = getline(lnum)
endwhile
let body_starts = lnum
"[-a header] [-b bcc-addr] [-c cc-addr] [-s subject] to-addr
let cmd = ['mail']
let tos = []
for [key, vals] in items(hdrs)
if key == 'To'
call extend(tos, vals)
elseif key == 'Bcc'
for adr in vals
call add(cmd, '-b')
call add(cmd, adr)
endfor
elseif key == 'Cc'
for adr in vals
call add(cmd, '-c')
call add(cmd, adr)
endfor
elseif key == 'Subject'
for txt in vals
call add(cmd, '-s')
call add(cmd, txt)
endfor
else
for val in vals
call add(cmd, '-a')
call add(cmd, key . ': ' . val)
endfor
endif
endfor
call extend(cmd, tos)
" TODO: make sure we have at least one target
" TODO: ask about empty jubject, etc
exec printf('0,%dd', body_starts)
write
call map(cmd, 's:NM_shell_escape(v:val)')
let cmdtxt = join(cmd) . '< ' . fname
let out = system(cmdtxt)
let err = v:shell_error
if err
undo
write
call NM_newBuffer('new', 'error',
\ "While running...\n" .
\ ' ' . cmdtxt . "\n" .
\ "\n" .
\ "Failed with...\n" .
\ substitute(out, '^', ' ', 'g'))
echohl Error
echo 'Eeek! unable to send mail'
echohl None
return
endif
if !exists('b:nm_prev_bufnr')
bdelete
else
let prev_bufnr = b:nm_prev_bufnr
bdelete
if prev_bufnr == bufnr('%')
exec printf("buffer %d", prev_bufnr)
endif
endif
call delete(fname)
echo 'Mail sent successfully.'
endfunction
function! s:NM_compose_attach()
echo 'not implemented'
endfunction
function! s:NM_compose_next_entry_area()
let lnum = line('.')
let hdr_end = NM_compose_find_line_match(1,'^$',1)
if lnum < hdr_end
let lnum = lnum + 1
let line = getline(lnum)
if match(line, '^\([^:]\+\):\s*$') == -1
call cursor(lnum, strlen(line) + 1)
return ''
endif
while match(getline(lnum+1), '^\s') != -1
let lnum = lnum + 1
endwhile
call cursor(lnum, strlen(getline(lnum)) + 1)
return ''
elseif lnum == hdr_end
call cursor(lnum+1, strlen(getline(lnum+1)) + 1)
return ''
endif
if mode() == 'i'
if !getbufvar(bufnr('.'), '&et')
return "\t"
endif
let space = ''
let shiftwidth = a:shiftwidth
let shiftwidth = shiftwidth - ((virtcol('.')-1) % shiftwidth)
" we assume no one has shiftwidth set to more than 40 :)
return ' '[0:shiftwidth]
endif
endfunction
" --- --- compose screen helper functions {{{2
function! s:NM_compose_get_user_email()
let name = substitute(system('id -u -n'), '\v(^\s*|\s*$|\n)', '', 'g')
let fqdn = substitute(system('hostname -f'), '\v(^\s*|\s*$|\n)', '', 'g')
" TODO: do this properly
return name . '@' . fqdn
endfunction
function! s:NM_compose_find_line_match(start, pattern, failure)
let lnum = a:start
let lend = line('$')
while lnum < lend
if match(getline(lnum), a:pattern) != -1
return lnum
endif
let lnum = lnum + 1
endwhile
return a:failure
endfunction
" --- notmuch helper functions {{{1
function! s:NM_newBuffer(how, type, content)
if strlen(a:how)
exec a:how
else
enew
endif
setlocal buftype=nofile readonly modifiable scrolloff=0 sidescrolloff=0
silent put=a:content
keepjumps 0d
setlocal nomodifiable
execute printf('set filetype=notmuch-%s', a:type)
execute printf('set syntax=notmuch-%s', a:type)
let b:nm_type = a:type
endfunction
function! s:NM_newFileBuffer(fdir, fname, type, lines)
let fdir = expand(a:fdir)
if !isdirectory(fdir)
call mkdir(fdir, 'p')
endif
let file_name = NM_mktemp(fdir, a:fname)
if writefile(a:lines, file_name)
throw 'Eeek! couldn''t write to temporary file ' . file_name
endif
exec printf('edit %s', file_name)
setlocal buftype= noreadonly modifiable scrolloff=0 sidescrolloff=0
execute printf('set filetype=notmuch-%s', a:type)
execute printf('set syntax=notmuch-%s', a:type)
let b:nm_type = a:type
endfunction
function! s:NM_newComposeBuffer(lines, start_on_line)
let lines = a:lines
let start_on_line = a:start_on_line
let real_hdr_start = 1
if g:notmuch_compose_header_help
let help_lines = [
\ 'Notmuch-Help: Type in your message here; to help you use these bindings:',
\ 'Notmuch-Help: ,a - attach a file',
\ 'Notmuch-Help: ,s - send the message (Notmuch-Help lines will be removed)',
\ 'Notmuch-Help: ,q - abort the message',
\ 'Notmuch-Help: - skip through header lines',
\ ]
call extend(lines, help_lines, 0)
let real_hdr_start = len(help_lines)
if start_on_line > 0
let start_on_line = start_on_line + len(help_lines)
endif
endif
call extend(lines, g:notmuch_signature)
let prev_bufnr = bufnr('%')
setlocal bufhidden=hide
call NM_newFileBuffer(g:notmuch_compose_temp_file_dir, '%s.mail',
\ 'compose', lines)
setlocal bufhidden=hide
let b:nm_prev_bufnr = prev_bufnr
call NM_set_map('n', g:notmuch_compose_nmaps)
call NM_set_map('i', g:notmuch_compose_imaps)
if start_on_line > 0 && start_on_line <= len(lines)
call cursor(start_on_line, strlen(getline(start_on_line)) + 1)
else
call cursor(real_hdr_start, strlen(getline(real_hdr_start)) + 1)
call NM_compose_next_entry_area()
endif
if g:notmuch_compose_insert_mode_start
startinsert!
endif
echo 'Type your message, use to jump to next header and then body.'
endfunction
function! s:NM_assert_buffer_type(type)
if !exists('b:nm_type') || b:nm_type != a:type
throw printf('Eeek! expected type %s, but got %s.', a:type,
\ exists(b:nm_type) ? b:nm_type : 'something else')
endif
endfunction
function! s:NM_mktemp(dir, name)
let time_stamp = strftime('%Y%m%d-%H%M%S')
let file_name = substitute(a:dir,'/*$','/','') . printf(a:name, time_stamp)
" TODO: check if it exists, try again
return file_name
endfunction
function! s:NM_shell_escape(word)
" TODO: use shellescape()
let word = substitute(a:word, '''', '\\''', 'g')
return '''' . word . ''''
endfunction
" this function was taken from git.vim, then fixed up
" http://github.com/motemen/git-vim
function! s:NM_shell_split(cmd)
let l:split_cmd = []
let cmd = a:cmd
let iStart = 0
while 1
let t = match(cmd, '\S', iStart)
if t < iStart
break
endif
let iStart = t
let iSpace = match(cmd, '\v(\s|$)', iStart)
if iSpace < iStart
break
endif
let iQuote1 = match(cmd, '\(^["'']\|[^\\]\@<=["'']\)', iStart)
if iQuote1 > iSpace || iQuote1 < iStart
let iEnd = iSpace - 1
let l:split_cmd += [ cmd[iStart : iEnd] ]
else
let q = cmd[iQuote1]
let iQuote2 = match(cmd, '[^\\]\@<=[' . q . ']', iQuote1 + 1)
if iQuote2 < iQuote1
throw 'No matching ' . q . ' quote'
endif
let iEnd = iQuote2
let l:split_cmd += [ cmd[iStart+1 : iEnd-1 ] ]
endif
let iStart = iEnd + 1
endwhile
return l:split_cmd
endfunction
function! s:NM_run(args)
let words = a:args
call map(words, 's:NM_shell_escape(v:val)')
let cmd = g:notmuch_cmd . ' ' . join(words) . '< /dev/null'
let start = reltime()
let out = system(cmd)
let err = v:shell_error
let delta = reltime(start)
if exists('g:notmuch_debug') && g:notmuch_debug
echo printf('[%s] {%s} %s', reltimestr(delta), string(err), string(cmd))
endif
if err
echohl Error
echo substitute(out, '\n*$', '', '')
echohl None
return ''
else
return out
endif
endfunction
" --- external mail handling helpers {{{1
function! s:NM_new_mail()
call NM_cmd_compose([], [])
endfunction
" --- tag manipulation helpers {{{1
" used to combine an array of words with prefixes and separators
" example:
" NM_combine_tags('tag:', ['one', 'two', 'three'], 'OR', '()')
" -> ['(', 'tag:one', 'OR', 'tag:two', 'OR', 'tag:three', ')']
function! s:NM_combine_tags(word_prefix, words, separator, brackets)
let res = []
for word in a:words
if len(res) && strlen(a:separator)
call add(res, a:separator)
endif
call add(res, a:word_prefix . word)
endfor
if len(res) > 1 && strlen(a:brackets)
if strlen(a:brackets) != 2
throw 'Eeek! brackets arg to NM_combine_tags must be 2 chars'
endif
call insert(res, a:brackets[0])
call add(res, a:brackets[1])
endif
return res
endfunction
" --- other helpers {{{1
function! s:NM_get_search_words()
if !exists('b:nm_search_words')
throw 'Eeek! no b:nm_search_words'
endif
return b:nm_search_words
endfunction
function! s:NM_kill_this_buffer()
if exists('b:nm_prev_bufnr')
let prev_bufnr = b:nm_prev_bufnr
bdelete!
exec printf("buffer %d", prev_bufnr)
else
echo "This is the last buffer; use :q to quit."
endif
endfunction
function! s:NM_search_expand(arg)
let word = expand(a:arg)
let prev_bufnr = bufnr('%')
setlocal bufhidden=hide
call NM_cmd_search([word])
setlocal bufhidden=delete
let b:nm_prev_bufnr = prev_bufnr
endfunction
function! s:NM_add_remove_tags(filter, prefix, tags)
let filter = len(a:filter) ? a:filter : [NM_search_thread_id()]
if !len(filter)
throw 'Eeek! I couldn''t find the thead id!'
endif
call map(a:tags, 'a:prefix . v:val')
let args = ['tag']
call extend(args, a:tags)
call add(args, '--')
call extend(args, filter)
" TODO: handle errors
call NM_run(args)
endfunction
function! s:NM_add_remove_tags_on_screen(online, prefix, tags)
setlocal modifiable
if a:prefix == '-'
for tagname in a:tags
exec printf('silent! %ss/(\([^)]*\)\<%s\>\([^)]*\))$/(\1\2)/', string(a:online), tagname)
endfor
else
for tagname in a:tags
exec printf('silent! %ss/(\([^)]*\))$/(\1 %s)/', string(a:online), tagname)
endfor
endif
setlocal nomodifiable
endfunction
" --- process and set the defaults {{{1
function! NM_set_defaults(force)
for [key, dflt] in items(s:notmuch_defaults)
let cmd = ''
if !a:force && exists(key) && type(dflt) == type(eval(key))
continue
elseif type(dflt) == type(0)
let cmd = printf('let %s = %d', key, dflt)
elseif type(dflt) == type('')
let cmd = printf('let %s = ''%s''', key, dflt)
" FIXME: not sure why this didn't work when dflt is an array
"elseif type(dflt) == type([])
" let cmd = printf('let %s = %s', key, string(dflt))
else
echoe printf('E: Unknown type in NM_set_defaults(%d) using [%s,%s]',
\ a:force, key, string(dflt))
continue
endif
exec cmd
endfor
endfunction
call NM_set_defaults(0)
" for some reason NM_set_defaults() didn't work for arrays...
if !exists('g:notmuch_show_headers')
let g:notmuch_show_headers = s:notmuch_show_headers_defaults
endif
if !exists('g:notmuch_initial_search_words')
let g:notmuch_initial_search_words = s:notmuch_initial_search_words_defaults
endif
if !exists('g:notmuch_folders')
let g:notmuch_folders = s:notmuch_folders_defaults
endif
if !exists('g:notmuch_signature')
let g:notmuch_signature = s:notmuch_signature_defaults
endif
if !exists('g:notmuch_compose_headers')
let g:notmuch_compose_headers = s:notmuch_compose_headers_defaults
endif
" --- assign keymaps {{{1
function! s:NM_set_map(type, maps)
nmapclear
for [key, code] in items(a:maps)
exec printf('%snoremap %s %s', a:type, key, code)
endfor
" --- this is a hack for development :)
nnoremap ,nmr :runtime! plugin/notmuch.vim
endfunction
" --- command handler {{{1
function! NotMuch(args)
let args = a:args
if !strlen(args)
let args = 'folders'
endif
let words = NM_shell_split(args)
if words[0] == 'folders' || words[0] == 'f'
let words = words[1:]
call NM_cmd_folders(words)
elseif words[0] == 'search' || words[0] == 's'
if len(words) > 1
let words = words[1:]
elseif exists('b:nm_search_words')
let words = b:nm_search_words
else
let words = g:notmuch_initial_search_words
endif
call NM_cmd_search(words)
elseif words[0] == 'show'
echoe 'show is not yet implemented.'
elseif words[0] == 'new' || words[0] == 'compose'
let words = words[1:]
call NM_cmd_compose(words, [])
endif
endfunction
function! CompleteNotMuch(arg_lead, cmd_line, cursor_pos)
return []
endfunction
" --- glue {{{1
command! -nargs=* -complete=customlist,CompleteNotMuch NotMuch call NotMuch()
cabbrev notmuch =(getcmdtype()==':' && getcmdpos()==1 ? 'NotMuch' : 'notmuch')
" vim: set ft=vim ts=8 sw=8 et foldmethod=marker :