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   1 " notmuch.vim plugin --- run notmuch within vim
   2 "
   3 " Copyright © Carl Worth
   4 "
   5 " This file is part of Notmuch.
   6 "
   7 " Notmuch is free software: you can redistribute it and/or modify it
   8 " under the terms of the GNU General Public License as published by
   9 " the Free Software Foundation, either version 3 of the License, or
  10 " (at your option) any later version.
  11 "
  12 " Notmuch is distributed in the hope that it will be useful, but
  13 " WITHOUT ANY WARRANTY; without even the implied warranty of
  14 " MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 " General Public License for more details.
  16 "
  17 " You should have received a copy of the GNU General Public License
  18 " along with Notmuch.  If not, see <http://www.gnu.org/licenses/>.
  19 "
  20 " Authors: Bart Trojanowski <bart@jukie.net>
  21
  22 " --- configuration defaults {{{1
  23
  24 let s:notmuch_defaults = {
  25         \ 'g:notmuch_cmd':                           'notmuch'                    ,
  26         \
  27         \ 'g:notmuch_search_newest_first':           1                            ,
  28         \ 'g:notmuch_search_from_column_width':      20                           ,
  29         \
  30         \ 'g:notmuch_show_fold_signatures':          1                            ,
  31         \ 'g:notmuch_show_fold_citations':           1                            ,
  32         \
  33         \ 'g:notmuch_show_message_begin_regexp':     '^\fmessage{'                ,
  34         \ 'g:notmuch_show_message_end_regexp':       '^\fmessage}'                ,
  35         \ 'g:notmuch_show_header_begin_regexp':      '^\fheader{'                 ,
  36         \ 'g:notmuch_show_header_end_regexp':        '^\fheader}'                 ,
  37         \ 'g:notmuch_show_body_begin_regexp':        '^\fbody{'                   ,
  38         \ 'g:notmuch_show_body_end_regexp':          '^\fbody}'                   ,
  39         \ 'g:notmuch_show_attachment_begin_regexp':  '^\fattachment{'             ,
  40         \ 'g:notmuch_show_attachment_end_regexp':    '^\fattachment}'             ,
  41         \ 'g:notmuch_show_part_begin_regexp':        '^\fpart{'                   ,
  42         \ 'g:notmuch_show_part_end_regexp':          '^\fpart}'                   ,
  43         \ 'g:notmuch_show_marker_regexp':            '^\f\\(message\\|header\\|body\\|attachment\\|part\\)[{}].*$',
  44         \
  45         \ 'g:notmuch_show_message_parse_regexp':     '\(id:[^ ]*\) depth:\([0-9]*\) filename:\(.*\)$',
  46         \ 'g:notmuch_show_tags_regexp':              '(\([^)]*\))$'               ,
  47         \
  48         \ 'g:notmuch_show_signature_regexp':         '^\(-- \?\|_\+\)$'           ,
  49         \ 'g:notmuch_show_signature_lines_max':      12                           ,
  50         \
  51         \ 'g:notmuch_show_citation_regexp':          '^\s*>'                      ,
  52         \ }
  53
  54 " defaults for g:notmuch_initial_search_words
  55 " override with: let g:notmuch_initial_search_words = [ ... ]
  56 let s:notmuch_initial_search_words_defaults = [
  57         \ 'tag:inbox'
  58         \ ]
  59
  60 " defaults for g:notmuch_show_headers
  61 " override with: let g:notmuch_show_headers = [ ... ]
  62 let s:notmuch_show_headers_defaults = [
  63         \ 'Subject',
  64         \ 'From'
  65         \ ]
  66
  67 " --- keyboard mapping definitions {{{1
  68
  69 " --- --- bindings for search screen {{{2
  70 let g:notmuch_search_maps = {
  71         \ '<Enter>':    ':call <SID>NM_search_show_thread()<CR>',
  72         \ 'a':          ':call <SID>NM_search_archive_thread()<CR>',
  73         \ 'f':          ':call <SID>NM_search_filter()<CR>',
  74         \ 'm':          ':call <SID>NM_new_mail()<CR>',
  75         \ 'o':          ':call <SID>NM_search_toggle_order()<CR>',
  76         \ 'r':          ':call <SID>NM_search_reply_to_thread()<CR>',
  77         \ 's':          ':call <SID>NM_search_prompt()<CR>',
  78         \ 'S':          ':call <SID>NM_search_edit()<CR>',
  79         \ 't':          ':call <SID>NM_search_filter_by_tag()<CR>',
  80         \ 'q':          ':call <SID>NM_kill_buffer()<CR>',
  81         \ '+':          ':call <SID>NM_search_add_tags([])<CR>',
  82         \ '-':          ':call <SID>NM_search_remove_tags([])<CR>',
  83         \ '=':          ':call <SID>NM_search_refresh_view()<CR>',
  84         \ }
  85
  86 " --- --- bindings for show screen {{{2
  87 let g:notmuch_show_maps = {
  88         \ '<C-N>':      ':call <SID>NM_cmd_show_next()<CR>',
  89         \ 'c':          ':call <SID>NM_cmd_show_fold_toggle(''c'', ''cit'', !g:notmuch_show_fold_citations)<CR>',
  90         \ 's':          ':call <SID>NM_cmd_show_fold_toggle(''s'', ''sig'', !g:notmuch_show_fold_signatures)<CR>',
  91         \ 'q':          ':call <SID>NM_kill_buffer()<CR>',
  92         \ }
  93
  94 " --- implement search screen {{{1
  95
  96 function! s:NM_cmd_search(words)
  97         let cmd = ['search']
  98         if g:notmuch_search_newest_first
  99                 let cmd = cmd + ['--sort=newest-first']
 100         else
 101                 let cmd = cmd + ['--sort=oldest-first']
 102         endif
 103         let data = s:NM_run(cmd + a:words)
 104         "let data = substitute(data, '27/27', '25/27', '')
 105         "let data = substitute(data, '\[4/4\]', '[0/4]', '')
 106         let lines = split(data, "\n")
 107         let disp = copy(lines)
 108         "call map(disp, 'substitute(v:val, "^thread:\\S* ", "", "")' )
 109         call map(disp, 's:NM_cmd_search_fmtline(v:val)')
 110
 111         call <SID>NM_newBuffer('search', join(disp, "\n"))
 112         let b:nm_raw_lines = lines
 113         let b:nm_search_words = a:words
 114
 115         call <SID>NM_cmd_search_mksyntax()
 116         call <SID>NM_set_map(g:notmuch_search_maps)
 117         setlocal cursorline
 118         setlocal nowrap
 119 endfunction
 120 function! s:NM_cmd_search_fmtline(line)
 121         let m = matchlist(a:line, '^\(thread:\S\+\)\s\([^]]\+\]\) \([^;]\+\); \(.*\) (\([^(]*\))$')
 122         if !len(m)
 123                 return 'ERROR PARSING: ' . a:line
 124         endif
 125         let max = g:notmuch_search_from_column_width
 126         let from = m[3]
 127         if strlen(from) >= max
 128                 let from = m[3][0:max-4] . '...'
 129         endif
 130         return printf('%s %-20s | %s (%s)', m[2], from, m[4], m[5])
 131 endfunction
 132 function! s:NM_cmd_search_mksyntax()
 133         syntax clear nmSearchFrom
 134         "syntax region nmSearchFrom start='\]\@<=' end='.'me=e+5,he=e+5,re=e+5 oneline contained
 135         "syntax match nmSearchFrom /\]\@<=.\{10\}/ oneline contained
 136         exec printf('syntax match nmSearchFrom /\(\] \)\@<=.\{%d\}/ oneline contained', g:notmuch_search_from_column_width)
 137         "exec printf('syntax region nmSearchFrom start=''\%%%dv'' end=''\%%%dv'' oneline contained', 20, 30)
 138 endfunction
 139
 140 " --- --- search screen action functions {{{2
 141
 142 function! s:NM_search_show_thread()
 143         let id = <SID>NM_search_find_thread_id()
 144         if id != ''
 145                 call <SID>NM_cmd_show([id])
 146         endif
 147 endfunction
 148
 149 function! s:NM_search_prompt()
 150         " TODO: input() can support completion
 151         let text = input('NotMuch Search: ')
 152         if strlen(text)
 153                 let tags = split(text)
 154         else
 155                 let tags = s:notmuch_initial_search_words_defaults
 156         endif
 157         setlocal bufhidden=delete
 158         call <SID>NM_cmd_search(tags)
 159 endfunction
 160
 161 function! s:NM_search_edit()
 162         " TODO: input() can support completion
 163         let text = input('NotMuch Search: ', join(b:nm_search_words, ' '))
 164         if strlen(text)
 165                 call <SID>NM_cmd_search(split(text))
 166         endif
 167 endfunction
 168
 169 function! s:NM_search_archive_thread()
 170         call <SID>NM_add_remove_tags('-', ['inbox'])
 171         " TODO: this could be made better and more generic
 172         setlocal modifiable
 173         s/(\([^)]*\)\<inbox\>\([^)]*\))$/(\1\2)/
 174         setlocal nomodifiable
 175         norm j
 176 endfunction
 177
 178 function! s:NM_search_filter()
 179         call <SID>NM_search_filter_helper('Filter: ', '')
 180 endfunction
 181
 182 function! s:NM_search_filter_by_tag()
 183         call <SID>NM_search_filter_helper('Filter Tag(s): ', 'tag:')
 184 endfunction
 185
 186 function! s:NM_search_filter_helper(prompt, prefix)
 187         " TODO: input() can support completion
 188         let text = input(a:prompt)
 189         if !strlen(text)
 190                 return
 191         endif
 192
 193         let tags = split(text)
 194         map(tags, 'and a:prefix . v:val')
 195         let tags = b:nm_search_words + tags
 196         echo tags
 197
 198         let prev_bufnr = bufnr('%')
 199         setlocal bufhidden=hide
 200         call <SID>NM_cmd_search(tags)
 201         setlocal bufhidden=delete
 202         let b:nm_prev_bufnr = prev_bufnr
 203 endfunction
 204
 205 function! s:NM_new_mail()
 206         echoe 'Not implemented'
 207 endfunction
 208
 209 function! s:NM_search_toggle_order()
 210         let g:notmuch_search_newest_first = !g:notmuch_search_newest_first
 211         " FIXME: maybe this would be better done w/o reading re-reading the lines
 212         "         reversing the b:nm_raw_lines and the buffer lines would be better
 213         call <SID>NM_search_refresh_view()
 214 endfunction
 215
 216 function! s:NM_search_reply_to_thread()
 217         echoe 'Not implemented'
 218 endfunction
 219
 220 function! s:NM_search_add_tags(tags)
 221         call <SID>NM_search_add_remove_tags('Add Tag(s): ', '+', a:tags)
 222 endfunction
 223
 224 function! s:NM_search_remove_tags(tags)
 225         call <SID>NM_search_add_remove_tags('Remove Tag(s): ', '-', a:tags)
 226 endfunction
 227
 228 function! s:NM_search_refresh_view()
 229         let lno = line('.')
 230         setlocal bufhidden=delete
 231         call <SID>NM_cmd_search(b:nm_search_words)
 232         " FIXME: should find the line of the thread we were on if possible
 233         exec printf('norm %dG', lno)
 234 endfunction
 235
 236 " --- --- search screen helper functions {{{2
 237
 238 function! s:NM_search_find_thread_id()
 239         if !exists('b:nm_raw_lines')
 240                 echoe 'no b:nm_raw_lines'
 241                 return ''
 242         else
 243                 let line = line('.')
 244                 let info = b:nm_raw_lines[line-1]
 245                 let what = split(info, '\s\+')[0]
 246                 return what
 247         endif
 248 endfunction
 249
 250 function! s:NM_search_add_remove_tags(prompt, prefix, intags)
 251         if type(a:intags) != type([]) || len(a:intags) == 0
 252                 " TODO: input() can support completion
 253                 let text = input(a:prompt)
 254                 if !strlen(text)
 255                         return
 256                 endif
 257                 call <SID>NM_add_remove_tags(a:prefix, split(text, ' '))
 258         else
 259                 call <SID>NM_add_remove_tags(a:prefix, a:intags)
 260         endif
 261         call <SID>NM_search_refresh_view()
 262 endfunction
 263
 264 function! s:NM_add_remove_tags(prefix, tags)
 265         let id = <SID>NM_search_find_thread_id()
 266         if id == ''
 267                 echoe 'Eeek! I couldn''t find the thead id!'
 268         endif
 269         call map(a:tags, 'a:prefix . v:val')
 270         " TODO: handle errors
 271         call <SID>NM_run(['tag'] + a:tags + ['--', id])
 272 endfunction
 273
 274 " --- implement show screen {{{1
 275
 276 function! s:NM_cmd_show(words)
 277         let prev_bufnr = bufnr('%')
 278         let data = s:NM_run(['show'] + a:words)
 279         let lines = split(data, "\n")
 280
 281         let info = s:NM_cmd_show_parse(lines)
 282
 283         setlocal bufhidden=hide
 284         call <SID>NM_newBuffer('show', join(info['disp'], "\n"))
 285         setlocal bufhidden=delete
 286         let b:nm_raw_info = info
 287         let b:nm_prev_bufnr = prev_bufnr
 288
 289         call <SID>NM_cmd_show_mkfolds()
 290         call <SID>NM_cmd_show_mksyntax()
 291         call <SID>NM_set_map(g:notmuch_show_maps)
 292         setlocal foldtext=NM_cmd_show_foldtext()
 293         setlocal fillchars=
 294         setlocal foldcolumn=6
 295
 296 endfunction
 297
 298 function! s:NM_kill_buffer()
 299         if exists('b:nm_prev_bufnr')
 300                 setlocal bufhidden=delete
 301                 exec printf(":buffer %d", b:nm_prev_bufnr)
 302         else
 303                 echo "Nothing to kill."
 304         endif
 305 endfunction
 306
 307 function! s:NM_cmd_show_next()
 308         let info = b:nm_raw_info
 309         let lnum = line('.')
 310         let cnt = 0
 311         for msg in info['msgs']
 312                 let cnt = cnt + 1
 313                 if lnum >= msg['start']
 314                         continue
 315                 endif
 316
 317                 exec printf('norm %dG', msg['start'])
 318                 norm zz
 319                 return
 320         endfor
 321         norm qj
 322         call <SID>NM_search_show_thread()
 323 endfunction
 324
 325 function! s:NM_cmd_show_fold_toggle(key, type, fold)
 326         let info = b:nm_raw_info
 327         let act = 'open'
 328         if a:fold
 329                 let act = 'close'
 330         endif
 331         for fld in info['folds']
 332                 if fld[0] == a:type
 333                         exec printf('%dfold%s', fld[1], act)
 334                 endif
 335         endfor
 336         exec printf('nnoremap <buffer> %s :call <SID>NM_cmd_show_fold_toggle(''%s'', ''%s'', %d)<CR>', a:key, a:key, a:type, !a:fold)
 337 endfunction
 338
 339
 340 " s:NM_cmd_show_parse returns the following dictionary:
 341 "    'disp':     lines to display
 342 "    'msgs':     message info dicts { start, end, id, depth, filename, descr, header }
 343 "    'folds':    fold info arrays [ type, start, end ]
 344 "    'foldtext': fold text indexed by start line
 345 function! s:NM_cmd_show_parse(inlines)
 346         let info = { 'disp': [],
 347                    \ 'msgs': [],
 348                    \ 'folds': [],
 349                    \ 'foldtext': {} }
 350         let msg = {}
 351         let hdr = {}
 352
 353         let in_message = 0
 354         let in_header = 0
 355         let in_body = 0
 356         let in_part = ''
 357
 358         let body_start = -1
 359         let part_start = -1
 360
 361         let mode_type = ''
 362         let mode_start = -1
 363
 364         let inlnum = 0
 365         for line in a:inlines
 366                 let inlnum = inlnum + 1
 367                 let foldinfo = []
 368
 369                 if strlen(in_part)
 370                         let part_end = 0
 371
 372                         if match(line, g:notmuch_show_part_end_regexp) != -1
 373                                 let part_end = len(info['disp'])
 374                         else
 375                                 call add(info['disp'], line)
 376                         endif
 377
 378                         if in_part == 'text/plain'
 379                                 if !part_end && mode_type == ''
 380                                         if match(line, g:notmuch_show_signature_regexp) != -1
 381                                                 let mode_type = 'sig'
 382                                                 let mode_start = len(info['disp'])
 383                                         elseif match(line, g:notmuch_show_citation_regexp) != -1
 384                                                 let mode_type = 'cit'
 385                                                 let mode_start = len(info['disp'])
 386                                         endif
 387                                 elseif mode_type == 'cit'
 388                                         if part_end || match(line, g:notmuch_show_citation_regexp) == -1
 389                                                 let outlnum = len(info['disp'])
 390                                                 let foldinfo = [ mode_type, mode_start, outlnum,
 391                                                                \ printf('[ %d-line citation.  Press "c" to show. ]', outlnum - mode_start) ]
 392                                                 let mode_type = ''
 393                                         endif
 394                                 elseif mode_type == 'sig'
 395                                         let outlnum = len(info['disp'])
 396                                         if (outlnum - mode_start) > g:notmuch_show_signature_lines_max
 397                                                 echoe 'line ' . outlnum . ' stopped matching'
 398                                                 let mode_type = ''
 399                                         elseif part_end
 400                                                 let foldinfo = [ mode_type, mode_start, outlnum,
 401                                                                \ printf('[ %d-line signature.  Press "s" to show. ]', outlnum - mode_start) ]
 402                                                 let mode_type = ''
 403                                         endif
 404                                 endif
 405                         endif
 406
 407                         if part_end
 408                                 " FIXME: this is a hack for handling two folds being added for one line
 409                                 "         we should handle addinga fold in a function
 410                                 if len(foldinfo)
 411                                         call add(info['folds'], foldinfo[0:2])
 412                                         let info['foldtext'][foldinfo[1]] = foldinfo[3]
 413                                 endif
 414
 415                                 let foldinfo = [ 'text', part_start, part_end,
 416                                                \ printf('[ %d-line %s.  Press "p" to show. ]', part_end - part_start, in_part) ]
 417                                 let in_part = ''
 418                                 call add(info['disp'], '')
 419                         endif
 420
 421                 elseif in_body
 422                         if !has_key(msg,'body_start')
 423                                 let msg['body_start'] = len(info['disp']) + 1
 424                         endif
 425                         if match(line, g:notmuch_show_body_end_regexp) != -1
 426                                 let body_end = len(info['disp'])
 427                                 let foldinfo = [ 'body', body_start, body_end,
 428                                                \ printf('[ BODY %d - %d lines ]', len(info['msgs']), body_end - body_start) ]
 429
 430                                 let in_body = 0
 431
 432                         elseif match(line, g:notmuch_show_part_begin_regexp) != -1
 433                                 let m = matchlist(line, 'ID: \(\d\+\), Content-type: \(\S\+\)')
 434                                 let in_part = 'unknown'
 435                                 if len(m)
 436                                         let in_part = m[2]
 437                                 endif
 438                                 call add(info['disp'],
 439                                          \ printf('--- %s ---', in_part))
 440                                 let part_start = len(info['disp']) + 1
 441                         endif
 442
 443                 elseif in_header
 444                         if in_header == 1
 445                                 let msg['descr'] = line
 446                                 call add(info['disp'], line)
 447                                 let in_header = 2
 448                                 let msg['hdr_start'] = len(info['disp']) + 1
 449
 450                         else
 451                                 if match(line, g:notmuch_show_header_end_regexp) != -1
 452                                         let msg['header'] = hdr
 453                                         let in_header = 0
 454                                         let hdr = {}
 455                                 else
 456                                         let m = matchlist(line, '^\(\w\+\):\s*\(.*\)$')
 457                                         if len(m)
 458                                                 let hdr[m[1]] = m[2]
 459                                                 if match(g:notmuch_show_headers, m[1]) != -1
 460                                                         call add(info['disp'], line)
 461                                                 endif
 462                                         endif
 463                                 endif
 464                         endif
 465
 466                 elseif in_message
 467                         if match(line, g:notmuch_show_message_end_regexp) != -1
 468                                 let msg['end'] = len(info['disp'])
 469                                 call add(info['disp'], '')
 470
 471                                 let foldinfo = [ 'match', msg['start'], msg['end'],
 472                                                \ printf('[ MSG %d - %s ]', len(info['msgs']), msg['descr']) ]
 473
 474                                 call add(info['msgs'], msg)
 475                                 let msg = {}
 476                                 let in_message = 0
 477                                 let in_header = 0
 478                                 let in_body = 0
 479                                 let in_part = ''
 480
 481                         elseif match(line, g:notmuch_show_header_begin_regexp) != -1
 482                                 let in_header = 1
 483                                 continue
 484
 485                         elseif match(line, g:notmuch_show_body_begin_regexp) != -1
 486                                 let body_start = len(info['disp']) + 1
 487                                 let in_body = 1
 488                                 continue
 489                         endif
 490
 491                 else
 492                         if match(line, g:notmuch_show_message_begin_regexp) != -1
 493                                 let msg['start'] = len(info['disp']) + 1
 494
 495                                 let m = matchlist(line, g:notmuch_show_message_parse_regexp)
 496                                 if len(m)
 497                                         let msg['id'] = m[1]
 498                                         let msg['depth'] = m[2]
 499                                         let msg['filename'] = m[3]
 500                                 endif
 501
 502                                 let in_message = 1
 503                         endif
 504                 endif
 505
 506                 if len(foldinfo)
 507                         call add(info['folds'], foldinfo[0:2])
 508                         let info['foldtext'][foldinfo[1]] = foldinfo[3]
 509                 endif
 510         endfor
 511         return info
 512 endfunction
 513
 514 function! s:NM_cmd_show_mkfolds()
 515         let info = b:nm_raw_info
 516
 517         for afold in info['folds']
 518                 exec printf('%d,%dfold', afold[1], afold[2])
 519                 if (afold[0] == 'sig' && g:notmuch_show_fold_signatures)
 520                  \ || (afold[0] == 'cit' && g:notmuch_show_fold_citations)
 521                         exec printf('%dfoldclose', afold[1])
 522                 else
 523                         exec printf('%dfoldopen', afold[1])
 524                 endif
 525         endfor
 526 endfunction
 527
 528 function! s:NM_cmd_show_mksyntax()
 529         let info = b:nm_raw_info
 530         let cnt = 0
 531         for msg in info['msgs']
 532                 let cnt = cnt + 1
 533                 let start = msg['start']
 534                 let hdr_start = msg['hdr_start']
 535                 let body_start = msg['body_start']
 536                 let end = msg['end']
 537                 exec printf('syntax region nmShowMsg%dDesc start=''\%%%dl'' end=''\%%%dl'' contains=@nmShowMsgDesc', cnt, start, start+1)
 538                 exec printf('syntax region nmShowMsg%dHead start=''\%%%dl'' end=''\%%%dl'' contains=@nmShowMsgHead', cnt, hdr_start, body_start)
 539                 exec printf('syntax region nmShowMsg%dBody start=''\%%%dl'' end=''\%%%dl'' contains=@nmShowMsgBody', cnt, body_start, end)
 540         endfor
 541 endfunction
 542
 543 function! NM_cmd_show_foldtext()
 544         let foldtext = b:nm_raw_info['foldtext']
 545         return foldtext[v:foldstart]
 546 endfunction
 547
 548
 549 " --- notmuch helper functions {{{1
 550
 551 function! s:NM_newBuffer(ft, content)
 552         enew
 553         setlocal buftype=nofile readonly modifiable
 554         silent put=a:content
 555         keepjumps 0d
 556         setlocal nomodifiable
 557         execute printf('set filetype=notmuch-%s', a:ft)
 558         execute printf('set syntax=notmuch-%s', a:ft)
 559 endfunction
 560
 561 function! s:NM_run(args)
 562         let cmd = g:notmuch_cmd . ' ' . join(a:args) . '< /dev/null'
 563         let out = system(cmd)
 564         if v:shell_error
 565                 echohl Error
 566                 echo substitute(out, '\n*$', '', '')
 567                 echohl None
 568                 return ''
 569         else
 570                 return out
 571         endif
 572 endfunction
 573
 574 " --- process and set the defaults {{{1
 575
 576 function! NM_set_defaults(force)
 577         for [key, dflt] in items(s:notmuch_defaults)
 578                 let cmd = ''
 579                 if !a:force && exists(key) && type(dflt) == type(eval(key))
 580                         continue
 581                 elseif type(dflt) == type(0)
 582                         let cmd = printf('let %s = %d', key, dflt)
 583                 elseif type(dflt) == type('')
 584                         let cmd = printf('let %s = ''%s''', key, dflt)
 585                 "elseif type(dflt) == type([])
 586                 "        let cmd = printf('let %s = %s', key, string(dflt))
 587                 else
 588                         echoe printf('E: Unknown type in NM_set_defaults(%d) using [%s,%s]',
 589                                                 \ a:force, key, string(dflt))
 590                         continue
 591                 endif
 592                 exec cmd
 593         endfor
 594 endfunction
 595 call NM_set_defaults(0)
 596
 597 " for some reason NM_set_defaults() didn't work for arrays...
 598 if !exists('g:notmuch_show_headers')
 599         let g:notmuch_show_headers = s:notmuch_show_headers_defaults
 600 endif
 601 if !exists('g:notmuch_initial_search_words')
 602         let g:notmuch_initial_search_words = s:notmuch_initial_search_words_defaults
 603 endif
 604
 605
 606 " --- assign keymaps {{{1
 607
 608 function! s:NM_set_map(maps)
 609         for [key, code] in items(a:maps)
 610                 exec printf('nnoremap <buffer> %s %s', key, code)
 611         endfor
 612 endfunction
 613
 614 " --- command handler {{{1
 615
 616 function! NotMuch(args)
 617         if !strlen(a:args)
 618                 if exists('b:nm_search_words')
 619                         let words = b:nm_search_words
 620                 else
 621                         let words = g:notmuch_initial_search_words
 622                 endif
 623                 call <SID>NM_cmd_search(words)
 624                 return
 625         endif
 626
 627         echo "blarg!"
 628
 629         let words = split(a:args)
 630         " TODO: handle commands passed as arguments
 631 endfunction
 632 function! CompleteNotMuch(arg_lead, cmd_line, cursor_pos)
 633         return []
 634 endfunction
 635
 636
 637 " --- glue {{{1
 638
 639 command! -nargs=* -complete=customlist,CompleteNotMuch NotMuch call NotMuch(<q-args>)
 640 cabbrev  notmuch <c-r>=(getcmdtype()==':' && getcmdpos()==1 ? 'NotMuch' : 'notmuch')<CR>
 641
 642 " --- hacks, only for development :) {{{1
 643
 644 nnoremap ,nmr :source ~/.vim/plugin/notmuch.vim<CR>:call NotMuch('')<CR>
 645
 646 " vim: set ft=vim ts=8 sw=8 et foldmethod=marker :