comparison plugins/managesieve/lib/Roundcube/rcube_sieve_vacation.php @ 0:1e000243b222

vanilla 1.3.3 distro, I hope
author Charlie Root
date Thu, 04 Jan 2018 15:50:29 -0500
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-1:000000000000 0:1e000243b222
1 <?php
2
3 /**
4 * Managesieve Vacation Engine
5 *
6 * Engine part of Managesieve plugin implementing UI and backend access.
7 *
8 * Copyright (C) 2011-2014, Kolab Systems AG
9 *
10 * This program is free software: you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation, either version 3 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program. If not, see http://www.gnu.org/licenses/.
22 */
23
24 class rcube_sieve_vacation extends rcube_sieve_engine
25 {
26 protected $error;
27 protected $script_name;
28 protected $vacation = array();
29
30 function actions()
31 {
32 $error = $this->start('vacation');
33
34 // find current vacation rule
35 if (!$error) {
36 $this->vacation_rule();
37 $this->vacation_post();
38 }
39
40 $this->plugin->add_label('vacation.saving');
41 $this->rc->output->add_handlers(array(
42 'vacationform' => array($this, 'vacation_form'),
43 ));
44
45 $this->rc->output->set_pagetitle($this->plugin->gettext('vacation'));
46 $this->rc->output->send('managesieve.vacation');
47 }
48
49 /**
50 * Find and load sieve script with/for vacation rule
51 *
52 * @param string $script_name Optional script name
53 *
54 * @return int Connection status: 0 on success, >0 on failure
55 */
56 protected function load_script($script_name = null)
57 {
58 if ($this->script_name !== null) {
59 return 0;
60 }
61
62 $list = $this->list_scripts();
63 $master = $this->rc->config->get('managesieve_kolab_master');
64 $included = array();
65
66 $this->script_name = false;
67
68 // first try the active script(s)...
69 if (!empty($this->active)) {
70 // Note: there can be more than one active script on KEP:14-enabled server
71 foreach ($this->active as $script) {
72 if ($this->sieve->load($script)) {
73 foreach ($this->sieve->script->as_array() as $rule) {
74 if (!empty($rule['actions'])) {
75 if ($rule['actions'][0]['type'] == 'vacation') {
76 $this->script_name = $script;
77 return 0;
78 }
79 else if (empty($master) && $rule['actions'][0]['type'] == 'include') {
80 $included[] = $rule['actions'][0]['target'];
81 }
82 }
83 }
84 }
85 }
86
87 // ...else try scripts included in active script (not for KEP:14)
88 foreach ($included as $script) {
89 if ($this->sieve->load($script)) {
90 foreach ($this->sieve->script->as_array() as $rule) {
91 if (!empty($rule['actions']) && $rule['actions'][0]['type'] == 'vacation') {
92 $this->script_name = $script;
93 return 0;
94 }
95 }
96 }
97 }
98 }
99
100 // try all other scripts
101 if (!empty($list)) {
102 // else try included scripts
103 foreach (array_diff($list, $included, $this->active) as $script) {
104 if ($this->sieve->load($script)) {
105 foreach ($this->sieve->script->as_array() as $rule) {
106 if (!empty($rule['actions']) && $rule['actions'][0]['type'] == 'vacation') {
107 $this->script_name = $script;
108 return 0;
109 }
110 }
111 }
112 }
113
114 // none of the scripts contains existing vacation rule
115 // use any (first) active or just existing script (in that order)
116 if (!empty($this->active)) {
117 $this->sieve->load($this->script_name = $this->active[0]);
118 }
119 else {
120 $this->sieve->load($this->script_name = $list[0]);
121 }
122 }
123
124 return $this->sieve->error();
125 }
126
127 private function vacation_rule()
128 {
129 if ($this->script_name === false || $this->script_name === null || !$this->sieve->load($this->script_name)) {
130 return;
131 }
132
133 $list = array();
134 $active = in_array($this->script_name, $this->active);
135
136 // find (first) vacation rule
137 foreach ($this->script as $idx => $rule) {
138 if (empty($this->vacation) && !empty($rule['actions']) && $rule['actions'][0]['type'] == 'vacation') {
139 foreach ($rule['actions'] as $act) {
140 if ($act['type'] == 'discard' || $act['type'] == 'keep') {
141 $action = $act['type'];
142 }
143 else if ($act['type'] == 'redirect') {
144 $action = $act['copy'] ? 'copy' : 'redirect';
145 $target = $act['target'];
146 }
147 }
148
149 $this->vacation = array_merge($rule['actions'][0], array(
150 'idx' => $idx,
151 'disabled' => $rule['disabled'] || !$active,
152 'name' => $rule['name'],
153 'tests' => $rule['tests'],
154 'action' => $action ?: 'keep',
155 'target' => $target,
156 ));
157 }
158 else if ($active) {
159 $list[$idx] = $rule['name'];
160 }
161 }
162
163 $this->vacation['list'] = $list;
164 }
165
166 private function vacation_post()
167 {
168 if (empty($_POST)) {
169 return;
170 }
171
172 $date_extension = in_array('date', $this->exts);
173 $regex_extension = in_array('regex', $this->exts);
174
175 // set user's timezone
176 try {
177 $timezone = new DateTimeZone($this->rc->config->get('timezone', 'GMT'));
178 }
179 catch (Exception $e) {
180 $timezone = new DateTimeZone('GMT');
181 }
182
183 $status = rcube_utils::get_input_value('vacation_status', rcube_utils::INPUT_POST);
184 $from = rcube_utils::get_input_value('vacation_from', rcube_utils::INPUT_POST);
185 $subject = rcube_utils::get_input_value('vacation_subject', rcube_utils::INPUT_POST, true);
186 $reason = rcube_utils::get_input_value('vacation_reason', rcube_utils::INPUT_POST, true);
187 $addresses = rcube_utils::get_input_value('vacation_addresses', rcube_utils::INPUT_POST, true);
188 $interval = rcube_utils::get_input_value('vacation_interval', rcube_utils::INPUT_POST);
189 $interval_type = rcube_utils::get_input_value('vacation_interval_type', rcube_utils::INPUT_POST);
190 $date_from = rcube_utils::get_input_value('vacation_datefrom', rcube_utils::INPUT_POST);
191 $date_to = rcube_utils::get_input_value('vacation_dateto', rcube_utils::INPUT_POST);
192 $time_from = rcube_utils::get_input_value('vacation_timefrom', rcube_utils::INPUT_POST);
193 $time_to = rcube_utils::get_input_value('vacation_timeto', rcube_utils::INPUT_POST);
194 $after = rcube_utils::get_input_value('vacation_after', rcube_utils::INPUT_POST);
195 $action = rcube_utils::get_input_value('vacation_action', rcube_utils::INPUT_POST);
196 $target = rcube_utils::get_input_value('action_target', rcube_utils::INPUT_POST, true);
197 $target_domain = rcube_utils::get_input_value('action_domain', rcube_utils::INPUT_POST);
198
199 $interval_type = $interval_type == 'seconds' ? 'seconds' : 'days';
200 $vacation_action['type'] = 'vacation';
201 $vacation_action['reason'] = $this->strip_value(str_replace("\r\n", "\n", $reason));
202 $vacation_action['subject'] = trim($subject);
203 $vacation_action['from'] = trim($from);
204 $vacation_action['addresses'] = $addresses;
205 $vacation_action[$interval_type] = $interval;
206 $vacation_tests = (array) $this->vacation['tests'];
207
208 foreach ((array) $vacation_action['addresses'] as $aidx => $address) {
209 $vacation_action['addresses'][$aidx] = $address = trim($address);
210
211 if (empty($address)) {
212 unset($vacation_action['addresses'][$aidx]);
213 }
214 else if (!rcube_utils::check_email($address)) {
215 $error = 'noemailwarning';
216 break;
217 }
218 }
219
220 if (!empty($vacation_action['from']) && !rcube_utils::check_email($vacation_action['from'])) {
221 $error = 'noemailwarning';
222 }
223
224 if ($vacation_action['reason'] == '') {
225 $error = 'managesieve.emptyvacationbody';
226 }
227
228 if ($vacation_action[$interval_type] && !preg_match('/^[0-9]+$/', $vacation_action[$interval_type])) {
229 $error = 'managesieve.forbiddenchars';
230 }
231
232 // find and remove existing date/regex/true rules
233 foreach ((array) $vacation_tests as $idx => $t) {
234 if ($t['test'] == 'currentdate' || $t['test'] == 'true'
235 || ($t['test'] == 'header' && $t['type'] == 'regex' && $t['arg1'] == 'received')
236 ) {
237 unset($vacation_tests[$idx]);
238 }
239 }
240
241 if ($date_extension) {
242 $date_format = $this->rc->config->get('date_format', 'Y-m-d');
243 foreach (array('date_from', 'date_to') as $var) {
244 $time = ${str_replace('date', 'time', $var)};
245 $date = rcube_utils::format_datestr($$var, $date_format);
246 $date = trim($date . ' ' . $time);
247
248 if ($date && ($dt = rcube_utils::anytodatetime($date, $timezone))) {
249 if ($time) {
250 $vacation_tests[] = array(
251 'test' => 'currentdate',
252 'part' => 'iso8601',
253 'type' => 'value-' . ($var == 'date_from' ? 'ge' : 'le'),
254 'zone' => $dt->format('O'),
255 'arg' => str_replace('+00:00', 'Z', strtoupper($dt->format('c'))),
256 );
257 }
258 else {
259 $vacation_tests[] = array(
260 'test' => 'currentdate',
261 'part' => 'date',
262 'type' => 'value-' . ($var == 'date_from' ? 'ge' : 'le'),
263 'zone' => $dt->format('O'),
264 'arg' => $dt->format('Y-m-d'),
265 );
266 }
267 }
268 }
269 }
270 else if ($regex_extension) {
271 // Add date range rules if range specified
272 if ($date_from && $date_to) {
273 if ($tests = self::build_regexp_tests($date_from, $date_to, $error)) {
274 $vacation_tests = array_merge($vacation_tests, $tests);
275 }
276 }
277 }
278
279 if ($action == 'redirect' || $action == 'copy') {
280 if ($target_domain) {
281 $target .= '@' . $target_domain;
282 }
283
284 if (empty($target) || !rcube_utils::check_email($target)) {
285 $error = 'noemailwarning';
286 }
287 }
288
289 if (empty($vacation_tests)) {
290 $vacation_tests = $this->rc->config->get('managesieve_vacation_test', array(array('test' => 'true')));
291 }
292
293 if (!$error) {
294 $rule = $this->vacation;
295 $rule['type'] = 'if';
296 $rule['name'] = $rule['name'] ?: $this->plugin->gettext('vacation');
297 $rule['disabled'] = $status == 'off';
298 $rule['tests'] = $vacation_tests;
299 $rule['join'] = $date_extension ? count($vacation_tests) > 1 : false;
300 $rule['actions'] = array($vacation_action);
301 $rule['after'] = $after;
302
303 if ($action && $action != 'keep') {
304 $rule['actions'][] = array(
305 'type' => $action == 'discard' ? 'discard' : 'redirect',
306 'copy' => $action == 'copy',
307 'target' => $action != 'discard' ? $target : '',
308 );
309 }
310
311 if ($this->save_vacation_script($rule)) {
312 $this->rc->output->show_message('managesieve.vacationsaved', 'confirmation');
313 $this->rc->output->send();
314 }
315 }
316
317 $this->rc->output->show_message($error ?: 'managesieve.saveerror', 'error');
318 $this->rc->output->send();
319 }
320
321 /**
322 * Independent vacation form
323 */
324 public function vacation_form($attrib)
325 {
326 // check supported extensions
327 $date_extension = in_array('date', $this->exts);
328 $regex_extension = in_array('regex', $this->exts);
329 $seconds_extension = in_array('vacation-seconds', $this->exts);
330
331 // build FORM tag
332 $form_id = $attrib['id'] ?: 'form';
333 $out = $this->rc->output->request_form(array(
334 'id' => $form_id,
335 'name' => $form_id,
336 'method' => 'post',
337 'task' => 'settings',
338 'action' => 'plugin.managesieve-vacation',
339 'noclose' => true
340 ) + $attrib);
341
342 $from_addr = $this->rc->config->get('managesieve_vacation_from_init');
343 $auto_addr = $this->rc->config->get('managesieve_vacation_addresses_init');
344
345 if (count($this->vacation) < 2) {
346 if ($auto_addr) {
347 $this->vacation['addresses'] = $this->user_emails();
348 }
349 if ($from_addr) {
350 $default_identity = $this->rc->user->list_emails(true);
351 $this->vacation['from'] = $default_identity['email'];
352 }
353 }
354
355 // form elements
356 $from = new html_inputfield(array('name' => 'vacation_from', 'id' => 'vacation_from', 'size' => 50));
357 $subject = new html_inputfield(array('name' => 'vacation_subject', 'id' => 'vacation_subject', 'size' => 50));
358 $reason = new html_textarea(array('name' => 'vacation_reason', 'id' => 'vacation_reason', 'cols' => 60, 'rows' => 8));
359 $interval = new html_inputfield(array('name' => 'vacation_interval', 'id' => 'vacation_interval', 'size' => 5));
360 $addresses = '<textarea name="vacation_addresses" id="vacation_addresses" data-type="list" data-size="30" style="display: none">'
361 . rcube::Q(implode("\n", (array) $this->vacation['addresses']), 'strict', false) . '</textarea>';
362 $status = new html_select(array('name' => 'vacation_status', 'id' => 'vacation_status'));
363 $action = new html_select(array('name' => 'vacation_action', 'id' => 'vacation_action', 'onchange' => 'vacation_action_select()'));
364 $addresses_link = new html_inputfield(array(
365 'type' => 'button',
366 'href' => '#',
367 'class' => 'button',
368 'onclick' => rcmail_output::JS_OBJECT_NAME . '.managesieve_vacation_addresses()'
369 ));
370
371 $status->add($this->plugin->gettext('vacation.on'), 'on');
372 $status->add($this->plugin->gettext('vacation.off'), 'off');
373
374 $action->add($this->plugin->gettext('vacation.keep'), 'keep');
375 $action->add($this->plugin->gettext('vacation.discard'), 'discard');
376 $action->add($this->plugin->gettext('vacation.redirect'), 'redirect');
377 if (in_array('copy', $this->exts)) {
378 $action->add($this->plugin->gettext('vacation.copy'), 'copy');
379 }
380
381 if ($this->rc->config->get('managesieve_vacation') != 2 && count($this->vacation['list'])) {
382 $after = new html_select(array('name' => 'vacation_after', 'id' => 'vacation_after'));
383
384 $after->add('', '');
385 foreach ($this->vacation['list'] as $idx => $rule) {
386 $after->add($rule, $idx);
387 }
388 }
389
390 $interval_txt = $interval->show(self::vacation_interval($this->vacation));
391 if ($seconds_extension) {
392 $interval_select = new html_select(array('name' => 'vacation_interval_type'));
393 $interval_select->add($this->plugin->gettext('days'), 'days');
394 $interval_select->add($this->plugin->gettext('seconds'), 'seconds');
395 $interval_txt .= '&nbsp;' . $interval_select->show(isset($this->vacation['seconds']) ? 'seconds' : 'days');
396 }
397 else {
398 $interval_txt .= '&nbsp;' . $this->plugin->gettext('days');
399 }
400
401 if ($date_extension || $regex_extension) {
402 $date_from = new html_inputfield(array('name' => 'vacation_datefrom', 'id' => 'vacation_datefrom', 'class' => 'datepicker', 'size' => 12));
403 $date_to = new html_inputfield(array('name' => 'vacation_dateto', 'id' => 'vacation_dateto', 'class' => 'datepicker', 'size' => 12));
404 $date_format = $this->rc->config->get('date_format', 'Y-m-d');
405 }
406
407 if ($date_extension) {
408 $time_from = new html_inputfield(array('name' => 'vacation_timefrom', 'id' => 'vacation_timefrom', 'size' => 7));
409 $time_to = new html_inputfield(array('name' => 'vacation_timeto', 'id' => 'vacation_timeto', 'size' => 7));
410 $time_format = $this->rc->config->get('time_format', 'H:i');
411 $date_value = array();
412
413 foreach ((array) $this->vacation['tests'] as $test) {
414 if ($test['test'] == 'currentdate') {
415 $idx = $test['type'] == 'value-ge' ? 'from' : 'to';
416
417 if ($test['part'] == 'date') {
418 $date_value[$idx]['date'] = $test['arg'];
419 }
420 else if ($test['part'] == 'iso8601') {
421 $date_value[$idx]['datetime'] = $test['arg'];
422 }
423 }
424 }
425
426 foreach ($date_value as $idx => $value) {
427 $date = $value['datetime'] ?: $value['date'];
428 $date_value[$idx] = $this->rc->format_date($date, $date_format, false);
429
430 if (!empty($value['datetime'])) {
431 $date_value['time_' . $idx] = $this->rc->format_date($date, $time_format, true);
432 }
433 }
434 }
435 else if ($regex_extension) {
436 // Sieve 'date' extension not available, read start/end from RegEx based rules instead
437 if ($date_tests = self::parse_regexp_tests($this->vacation['tests'])) {
438 $date_value['from'] = $this->rc->format_date($date_tests['from'], $date_format, false);
439 $date_value['to'] = $this->rc->format_date($date_tests['to'], $date_format, false);
440 }
441 }
442
443 // force domain selection in redirect email input
444 $domains = (array) $this->rc->config->get('managesieve_domains');
445 $redirect = $this->vacation['action'] == 'redirect' || $this->vacation['action'] == 'copy';
446
447 if (!empty($domains)) {
448 sort($domains);
449
450 $domain_select = new html_select(array('name' => 'action_domain', 'id' => 'action_domain'));
451 $domain_select->add(array_combine($domains, $domains));
452
453 if ($redirect && $this->vacation['target']) {
454 $parts = explode('@', $this->vacation['target']);
455 if (!empty($parts)) {
456 $this->vacation['domain'] = array_pop($parts);
457 $this->vacation['target'] = implode('@', $parts);
458 }
459 }
460 }
461
462 // redirect target
463 $action_target = ' <span id="action_target_span" style="display:' . ($redirect ? 'inline' : 'none') . '">'
464 . '<input type="text" name="action_target" id="action_target"'
465 . ' value="' .($redirect ? rcube::Q($this->vacation['target'], 'strict', false) : '') . '"'
466 . (!empty($domains) ? ' size="20"' : ' size="35"') . '/>'
467 . (!empty($domains) ? ' @ ' . $domain_select->show($this->vacation['domain']) : '')
468 . '</span>';
469
470 // Message tab
471 $table = new html_table(array('cols' => 2));
472
473 $table->add('title', html::label('vacation_subject', $this->plugin->gettext('vacation.subject')));
474 $table->add(null, $subject->show($this->vacation['subject']));
475 $table->add('title', html::label('vacation_reason', $this->plugin->gettext('vacation.body')));
476 $table->add(null, $reason->show($this->vacation['reason']));
477
478 if ($date_extension || $regex_extension) {
479 $table->add('title', html::label('vacation_datefrom', $this->plugin->gettext('vacation.start')));
480 $table->add(null, $date_from->show($date_value['from']) . ($time_from ? ' ' . $time_from->show($date_value['time_from']) : ''));
481 $table->add('title', html::label('vacation_dateto', $this->plugin->gettext('vacation.end')));
482 $table->add(null, $date_to->show($date_value['to']) . ($time_to ? ' ' . $time_to->show($date_value['time_to']) : ''));
483 }
484
485 $table->add('title', html::label('vacation_status', $this->plugin->gettext('vacation.status')));
486 $table->add(null, $status->show(!isset($this->vacation['disabled']) || $this->vacation['disabled'] ? 'off' : 'on'));
487
488 $out .= html::tag('fieldset', $class, html::tag('legend', null, $this->plugin->gettext('vacation.reply')) . $table->show($attrib));
489
490 // Advanced tab
491 $table = new html_table(array('cols' => 2));
492
493 $table->add('title', html::label('vacation_from', $this->plugin->gettext('vacation.from')));
494 $table->add(null, $from->show($this->vacation['from']));
495 $table->add('title', html::label('vacation_addresses', $this->plugin->gettext('vacation.addresses')));
496 $table->add(null, $addresses . $addresses_link->show($this->plugin->gettext('filladdresses')));
497 $table->add('title', html::label('vacation_interval', $this->plugin->gettext('vacation.interval')));
498 $table->add(null, $interval_txt);
499
500 if ($after) {
501 $table->add('title', html::label('vacation_after', $this->plugin->gettext('vacation.after')));
502 $table->add(null, $after->show($this->vacation['idx'] - 1));
503 }
504
505 $table->add('title', html::label('vacation_action', $this->plugin->gettext('vacation.action')));
506 $table->add('vacation', $action->show($this->vacation['action']) . $action_target);
507
508 $out .= html::tag('fieldset', $class, html::tag('legend', null, $this->plugin->gettext('vacation.advanced')) . $table->show($attrib));
509
510 $out .= '</form>';
511
512 $this->rc->output->add_gui_object('sieveform', $form_id);
513
514 if ($time_format) {
515 $this->rc->output->set_env('time_format', $time_format);
516 }
517
518 return $out;
519 }
520
521 public static function build_regexp_tests($date_from, $date_to, &$error)
522 {
523 $tests = array();
524 $dt_from = rcube_utils::anytodatetime($date_from);
525 $dt_to = rcube_utils::anytodatetime($date_to);
526 $interval = $dt_from->diff($dt_to);
527
528 if ($interval->invert || $interval->days > 365) {
529 $error = 'managesieve.invaliddateformat';
530 return;
531 }
532
533 $dt_i = $dt_from;
534 $interval = new DateInterval('P1D');
535 $matchexp = '';
536
537 while (!$dt_i->diff($dt_to)->invert) {
538 $days = (int) $dt_i->format('d');
539 $matchexp .= $days < 10 ? "[ 0]$days" : $days;
540
541 if ($days == $dt_i->format('t') || $dt_i->diff($dt_to)->days == 0) {
542 $test = array(
543 'test' => 'header',
544 'type' => 'regex',
545 'arg1' => 'received',
546 'arg2' => '('.$matchexp.') '.$dt_i->format('M Y')
547 );
548
549 $tests[] = $test;
550 $matchexp = '';
551 }
552 else {
553 $matchexp .= '|';
554 }
555
556 $dt_i->add($interval);
557 }
558
559 return $tests;
560 }
561
562 public static function parse_regexp_tests($tests)
563 {
564 $rx_from = '/^\(([0-9]{2}).*\)\s([A-Za-z]+)\s([0-9]{4})/';
565 $rx_to = '/^\(.*([0-9]{2})\)\s([A-Za-z]+)\s([0-9]{4})/';
566 $result = array();
567
568 foreach ((array) $tests as $test) {
569 if ($test['test'] == 'header' && $test['type'] == 'regex' && $test['arg1'] == 'received') {
570 $textexp = preg_replace('/\[ ([^\]]*)\]/', '0', $test['arg2']);
571
572 if (!$result['from'] && preg_match($rx_from, $textexp, $matches)) {
573 $result['from'] = $matches[1]." ".$matches[2]." ".$matches[3];
574 }
575
576 if (preg_match($rx_to, $textexp, $matches)) {
577 $result['to'] = $matches[1]." ".$matches[2]." ".$matches[3];
578 }
579 }
580 }
581
582 return $result;
583 }
584
585 /**
586 * Get current vacation interval
587 */
588 public static function vacation_interval(&$vacation)
589 {
590 $rcube = rcube::get_instance();
591
592 if (isset($vacation['seconds'])) {
593 $interval = $vacation['seconds'];
594 }
595 else if (isset($vacation['days'])) {
596 $interval = $vacation['days'];
597 }
598 else if ($interval_cfg = $rcube->config->get('managesieve_vacation_interval')) {
599 if (preg_match('/^([0-9]+)s$/', $interval_cfg, $m)) {
600 if ($seconds_extension) {
601 $vacation['seconds'] = ($interval = intval($m[1])) ? $interval : null;
602 }
603 else {
604 $vacation['days'] = $interval = ceil(intval($m[1])/86400);
605 }
606 }
607 else {
608 $vacation['days'] = $interval = intval($interval_cfg);
609 }
610 }
611
612 return $interval ?: '';
613 }
614
615 /**
616 * Saves vacation script (adding some variables)
617 */
618 protected function save_vacation_script($rule)
619 {
620 // if script does not exist create a new one
621 if ($this->script_name === null || $this->script_name === false) {
622 $this->script_name = $this->rc->config->get('managesieve_script_name');
623 if (empty($this->script_name)) {
624 $this->script_name = 'roundcube';
625 }
626
627 // use default script contents
628 if (!$this->rc->config->get('managesieve_kolab_master')) {
629 $script_file = $this->rc->config->get('managesieve_default');
630 if ($script_file && is_readable($script_file)) {
631 $content = file_get_contents($script_file);
632 }
633 }
634
635 // create and load script
636 if ($this->sieve->save_script($this->script_name, $content)) {
637 $this->sieve->load($this->script_name);
638 }
639 }
640
641 $script_active = in_array($this->script_name, $this->active);
642
643 // re-order rules if needed
644 if (isset($rule['after']) && $rule['after'] !== '') {
645 // reset original vacation rule
646 if (isset($this->vacation['idx'])) {
647 $this->script[$this->vacation['idx']] = null;
648 }
649
650 // add at target position
651 if ($rule['after'] >= count($this->script) - 1) {
652 $this->script[] = $rule;
653 }
654 else {
655 $script = array();
656
657 foreach ($this->script as $idx => $r) {
658 if ($r) {
659 $script[] = $r;
660 }
661
662 if ($idx == $rule['after']) {
663 $script[] = $rule;
664 }
665 }
666
667 $this->script = $script;
668 }
669
670 $this->script = array_values(array_filter($this->script));
671 }
672 // update original vacation rule if it exists
673 else if (isset($this->vacation['idx'])) {
674 $this->script[$this->vacation['idx']] = $rule;
675 }
676 // otherwise put vacation rule on top
677 else {
678 array_unshift($this->script, $rule);
679 }
680
681 // if the script was not active, we need to de-activate
682 // all rules except the vacation rule, but only if it is not disabled
683 if (!$script_active && !$rule['disabled']) {
684 foreach ($this->script as $idx => $r) {
685 if (empty($r['actions']) || $r['actions'][0]['type'] != 'vacation') {
686 $this->script[$idx]['disabled'] = true;
687 }
688 }
689 }
690
691 if (!$this->sieve->script) {
692 return false;
693 }
694
695 $this->sieve->script->content = $this->script;
696
697 // save the script
698 $saved = $this->save_script($this->script_name);
699
700 // activate the script
701 if ($saved && !$script_active && !$rule['disabled']) {
702 $this->activate_script($this->script_name);
703 }
704
705 return $saved;
706 }
707
708 /**
709 * API: get vacation rule
710 *
711 * @return array Vacation rule information
712 */
713 public function get_vacation()
714 {
715 $this->exts = $this->sieve->get_extensions();
716 $this->init_script();
717 $this->vacation_rule();
718
719 // check supported extensions
720 $date_extension = in_array('date', $this->exts);
721 $regex_extension = in_array('regex', $this->exts);
722 $seconds_extension = in_array('vacation-seconds', $this->exts);
723
724 // set user's timezone
725 try {
726 $timezone = new DateTimeZone($this->rc->config->get('timezone', 'GMT'));
727 }
728 catch (Exception $e) {
729 $timezone = new DateTimeZone('GMT');
730 }
731
732 if ($date_extension) {
733 $date_value = array();
734 foreach ((array) $this->vacation['tests'] as $test) {
735 if ($test['test'] == 'currentdate') {
736 $idx = $test['type'] == 'value-ge' ? 'start' : 'end';
737
738 if ($test['part'] == 'date') {
739 $date_value[$idx]['date'] = $test['arg'];
740 }
741 else if ($test['part'] == 'iso8601') {
742 $date_value[$idx]['datetime'] = $test['arg'];
743 }
744 }
745 }
746
747 foreach ($date_value as $idx => $value) {
748 $$idx = new DateTime($value['datetime'] ?: $value['date'], $timezone);
749 }
750 }
751 else if ($regex_extension) {
752 // Sieve 'date' extension not available, read start/end from RegEx based rules instead
753 if ($date_tests = self::parse_regexp_tests($this->vacation['tests'])) {
754 $from = new DateTime($date_tests['from'] . ' ' . '00:00:00', $timezone);
755 $to = new DateTime($date_tests['to'] . ' ' . '23:59:59', $timezone);
756 }
757 }
758
759 if (isset($this->vacation['seconds'])) {
760 $interval = $this->vacation['seconds'] . 's';
761 }
762 else if (isset($this->vacation['days'])) {
763 $interval = $this->vacation['days'] . 'd';
764 }
765
766 $vacation = array(
767 'supported' => $this->exts,
768 'interval' => $interval,
769 'start' => $start,
770 'end' => $end,
771 'enabled' => $this->vacation['reason'] && empty($this->vacation['disabled']),
772 'message' => $this->vacation['reason'],
773 'subject' => $this->vacation['subject'],
774 'action' => $this->vacation['action'],
775 'target' => $this->vacation['target'],
776 'addresses' => $this->vacation['addresses'],
777 'from' => $this->vacation['from'],
778 );
779
780 return $vacation;
781 }
782
783 /**
784 * API: set vacation rule
785 *
786 * @param array $vacation Vacation rule information (see self::get_vacation())
787 *
788 * @return bool True on success, False on failure
789 */
790 public function set_vacation($data)
791 {
792 $this->exts = $this->sieve->get_extensions();
793 $this->error = false;
794
795 $this->init_script();
796 $this->vacation_rule();
797
798 // check supported extensions
799 $date_extension = in_array('date', $this->exts);
800 $regex_extension = in_array('regex', $this->exts);
801 $seconds_extension = in_array('vacation-seconds', $this->exts);
802
803 $vacation['type'] = 'vacation';
804 $vacation['reason'] = $this->strip_value(str_replace("\r\n", "\n", $data['message']));
805 $vacation['addresses'] = $data['addresses'];
806 $vacation['subject'] = trim($data['subject']);
807 $vacation['from'] = trim($data['from']);
808 $vacation_tests = (array) $this->vacation['tests'];
809
810 foreach ((array) $vacation['addresses'] as $aidx => $address) {
811 $vacation['addresses'][$aidx] = $address = trim($address);
812
813 if (empty($address)) {
814 unset($vacation['addresses'][$aidx]);
815 }
816 else if (!rcube_utils::check_email($address)) {
817 $this->error = "Invalid address in vacation addresses: $address";
818 return false;
819 }
820 }
821
822 if (!empty($vacation['from']) && !rcube_utils::check_email($vacation['from'])) {
823 $this->error = "Invalid address in 'from': " . $vacation['from'];
824 return false;
825 }
826
827 if ($vacation['reason'] == '') {
828 $this->error = "No vacation message specified";
829 return false;
830 }
831
832 if ($data['interval']) {
833 if (!preg_match('/^([0-9]+)\s*([sd])$/', $data['interval'], $m)) {
834 $this->error = "Invalid vacation interval value: " . $data['interval'];
835 return false;
836 }
837 else if ($m[1]) {
838 $vacation[strtolower($m[2]) == 's' ? 'seconds' : 'days'] = $m[1];
839 }
840 }
841
842 // find and remove existing date/regex/true rules
843 foreach ((array) $vacation_tests as $idx => $t) {
844 if ($t['test'] == 'currentdate' || $t['test'] == 'true'
845 || ($t['test'] == 'header' && $t['type'] == 'regex' && $t['arg1'] == 'received')
846 ) {
847 unset($vacation_tests[$idx]);
848 }
849 }
850
851 if ($date_extension) {
852 foreach (array('start', 'end') as $var) {
853 if ($dt = $data[$var]) {
854 $vacation_tests[] = array(
855 'test' => 'currentdate',
856 'part' => 'iso8601',
857 'type' => 'value-' . ($var == 'start' ? 'ge' : 'le'),
858 'zone' => $dt->format('O'),
859 'arg' => str_replace('+00:00', 'Z', strtoupper($dt->format('c'))),
860 );
861 }
862 }
863 }
864 else if ($regex_extension) {
865 // Add date range rules if range specified
866 if ($data['start'] && $data['end']) {
867 if ($tests = self::build_regexp_tests($data['start'], $data['end'], $error)) {
868 $vacation_tests = array_merge($vacation_tests, $tests);
869 }
870
871 if ($error) {
872 $this->error = "Invalid dates specified or unsupported period length";
873 return false;
874 }
875 }
876 }
877
878 if ($data['action'] == 'redirect' || $data['action'] == 'copy') {
879 if (empty($data['target']) || !rcube_utils::check_email($data['target'])) {
880 $this->error = "Invalid address in action taget: " . $data['target'];
881 return false;
882 }
883 }
884 else if ($data['action'] && $data['action'] != 'keep' && $data['action'] != 'discard') {
885 $this->error = "Unsupported vacation action: " . $data['action'];
886 return false;
887 }
888
889 if (empty($vacation_tests)) {
890 $vacation_tests = $this->rc->config->get('managesieve_vacation_test', array(array('test' => 'true')));
891 }
892
893 $rule = $this->vacation;
894 $rule['type'] = 'if';
895 $rule['name'] = $rule['name'] ?: 'Out-of-Office';
896 $rule['disabled'] = isset($data['enabled']) && !$data['enabled'];
897 $rule['tests'] = $vacation_tests;
898 $rule['join'] = $date_extension ? count($vacation_tests) > 1 : false;
899 $rule['actions'] = array($vacation);
900
901 if ($data['action'] && $data['action'] != 'keep') {
902 $rule['actions'][] = array(
903 'type' => $data['action'] == 'discard' ? 'discard' : 'redirect',
904 'copy' => $data['action'] == 'copy',
905 'target' => $data['action'] != 'discard' ? $data['target'] : '',
906 );
907 }
908
909 return $this->save_vacation_script($rule);
910 }
911
912 /**
913 * API: connect to managesieve server
914 */
915 public function connect($username, $password)
916 {
917 $error = parent::connect($username, $password);
918
919 if ($error) {
920 return $error;
921 }
922
923 return $this->load_script();
924 }
925
926 /**
927 * API: Returns last error
928 *
929 * @return string Error message
930 */
931 public function get_error()
932 {
933 return $this->error;
934 }
935 }