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1<?php
2/**
3 * wallabag, self hostable application allowing you to not miss any content anymore
4 *
5 * @category wallabag
6 * @author Nicolas Lœuillet <nicolas@loeuillet.org>
7 * @copyright 2013
8 * @license http://opensource.org/licenses/MIT see COPYING file
9 */
10
11class Poche
12{
13 /**
14 * @var User
15 */
16 public $user;
17 /**
18 * @var Database
19 */
20 public $store;
21 /**
22 * @var Template
23 */
24 public $tpl;
25 /**
26 * @var Language
27 */
28 public $language;
29 /**
30 * @var Routing
31 */
32 public $routing;
33 /**
34 * @var Messages
35 */
36 public $messages;
37 /**
38 * @var Paginator
39 */
40 public $pagination;
41
42 public function __construct()
43 {
44 $this->init();
45 }
46
47 private function init()
48 {
49 Tools::initPhp();
50
51 $pocheUser = Session::getParam('poche_user');
52
53 if ($pocheUser && $pocheUser != array()) {
54 $this->user = $pocheUser;
55 } else {
56 // fake user, just for install & login screens
57 $this->user = new User();
58 $this->user->setConfig($this->getDefaultConfig());
59 }
60
61 $this->pagination = new Paginator($this->user->getConfigValue('pager'), 'p');
62 $this->language = new Language($this);
63 $this->tpl = new Template($this);
64 $this->store = new Database();
65 $this->messages = new Messages();
66 $this->routing = new Routing($this);
67 }
68
69 public function run()
70 {
71 $this->routing->run();
72 }
73
74 /**
75 * Creates a new user
76 */
77 public function createNewUser($username, $password, $email = "")
78 {
79 if (!empty($username) && !empty($password)){
80 $newUsername = filter_var($username, FILTER_SANITIZE_STRING);
81 $email = filter_var($email, FILTER_SANITIZE_STRING);
82 if (!$this->store->userExists($newUsername)){
83 if ($this->store->install($newUsername, Tools::encodeString($password . $newUsername), $email)) {
84 Tools::logm('The new user ' . $newUsername . ' has been installed');
85 $this->messages->add('s', sprintf(_('The new user %s has been installed. Do you want to <a href="?logout">logout ?</a>'), $newUsername));
86 Tools::redirect();
87 }
88 else {
89 Tools::logm('error during adding new user');
90 Tools::redirect();
91 }
92 }
93 else {
94 $this->messages->add('e', sprintf(_('Error : An user with the name %s already exists !'), $newUsername));
95 Tools::logm('An user with the name ' . $newUsername . ' already exists !');
96 Tools::redirect();
97 }
98 }
99 }
100
101 /**
102 * Delete an existing user
103 */
104 public function deleteUser($password)
105 {
106 if ($this->store->listUsers() > 1) {
107 if (Tools::encodeString($password . $this->user->getUsername()) == $this->store->getUserPassword($this->user->getId())) {
108 $username = $this->user->getUsername();
109 $this->store->deleteUserConfig($this->user->getId());
110 Tools::logm('The configuration for user '. $username .' has been deleted !');
111 $this->store->deleteTagsEntriesAndEntries($this->user->getId());
112 Tools::logm('The entries for user '. $username .' has been deleted !');
113 $this->store->deleteUser($this->user->getId());
114 Tools::logm('User '. $username .' has been completely deleted !');
115 Session::logout();
116 Tools::logm('logout');
117 Tools::redirect();
118 $this->messages->add('s', sprintf(_('User %s has been successfully deleted !'), $username));
119 }
120 else {
121 Tools::logm('Bad password !');
122 $this->messages->add('e', _('Error : The password is wrong !'));
123 }
124 }
125 else {
126 Tools::logm('Only user !');
127 $this->messages->add('e', _('Error : You are the only user, you cannot delete your account !'));
128 }
129 }
130
131 public function getDefaultConfig()
132 {
133 return array(
134 'pager' => PAGINATION,
135 'language' => LANG,
136 'theme' => DEFAULT_THEME
137 );
138 }
139
140 /**
141 * Call action (mark as fav, archive, delete, etc.)
142 */
143 public function action($action, Url $url, $id = 0, $import = FALSE, $autoclose = FALSE, $tags = null)
144 {
145 switch ($action)
146 {
147 case 'add':
148 $content = Tools::getPageContent($url);
149 $title = ($content['rss']['channel']['item']['title'] != '') ? $content['rss']['channel']['item']['title'] : _('Untitled');
150 $body = $content['rss']['channel']['item']['description'];
151
152 // clean content from prevent xss attack
153 $purifier = $this->_getPurifier();
154 $title = $purifier->purify($title);
155 $body = $purifier->purify($body);
156
157 //search for possible duplicate
158 $duplicate = NULL;
159 $duplicate = $this->store->retrieveOneByURL($url->getUrl(), $this->user->getId());
160
161 $last_id = $this->store->add($url->getUrl(), $title, $body, $this->user->getId());
162 if ( $last_id ) {
163 Tools::logm('add link ' . $url->getUrl());
164 if (DOWNLOAD_PICTURES) {
165 $content = Picture::filterPicture($body, $url->getUrl(), $last_id);
166 Tools::logm('updating content article');
167 $this->store->updateContent($last_id, $content, $this->user->getId());
168 }
169
170 if ($duplicate != NULL) {
171 // duplicate exists, so, older entry needs to be deleted (as new entry should go to the top of list), BUT favorite mark and tags should be preserved
172 Tools::logm('link ' . $url->getUrl() . ' is a duplicate');
173 // 1) - preserve tags and favorite, then drop old entry
174 $this->store->reassignTags($duplicate['id'], $last_id);
175 if ($duplicate['is_fav']) {
176 $this->store->favoriteById($last_id, $this->user->getId());
177 }
178 if ($this->store->deleteById($duplicate['id'], $this->user->getId())) {
179 Tools::logm('previous link ' . $url->getUrl() .' entry deleted');
180 }
181 }
182
183 // if there are tags, add them to the new article
184 if (isset($_GET['tags'])) {
185 $_POST['value'] = $_GET['tags'];
186 $_POST['entry_id'] = $last_id;
187 $this->action('add_tag', $url);
188 }
189
190 $this->messages->add('s', _('the link has been added successfully'));
191 }
192 else {
193 $this->messages->add('e', _('error during insertion : the link wasn\'t added'));
194 Tools::logm('error during insertion : the link wasn\'t added ' . $url->getUrl());
195 }
196
197 if ($autoclose == TRUE) {
198 Tools::redirect('?view=home');
199 } else {
200 Tools::redirect('?view=home&closewin=true');
201 }
202 break;
203 case 'delete':
204 if (isset($_GET['search'])) {
205 //when we want to apply a delete to a search
206 $tags = array($_GET['search']);
207 $allentry_ids = $this->store->search($tags[0], $this->user->getId());
208 $entry_ids = array();
209 foreach ($allentry_ids as $eachentry) {
210 $entry_ids[] = $eachentry[0];
211 }
212 } else { // delete a single article
213 $entry_ids = array($id);
214 }
215 foreach($entry_ids as $id) {
216 $msg = 'delete link #' . $id;
217 if ($this->store->deleteById($id, $this->user->getId())) {
218 if (DOWNLOAD_PICTURES) {
219 Picture::removeDirectory(ABS_PATH . $id);
220 }
221 $this->messages->add('s', _('the link has been deleted successfully'));
222 }
223 else {
224 $this->messages->add('e', _('the link wasn\'t deleted'));
225 $msg = 'error : can\'t delete link #' . $id;
226 }
227 Tools::logm($msg);
228 }
229 Tools::redirect('?');
230 break;
231 case 'toggle_fav' :
232 $this->store->favoriteById($id, $this->user->getId());
233 Tools::logm('mark as favorite link #' . $id);
234 if ( Tools::isAjaxRequest() ) {
235 echo 1;
236 exit;
237 }
238 else {
239 Tools::redirect();
240 }
241 break;
242 case 'toggle_archive' :
243 if (isset($_GET['tag_id'])) {
244 //when we want to archive a whole tag
245 $tag_id = $_GET['tag_id'];
246 $allentry_ids = $this->store->retrieveEntriesByTag($tag_id, $this->user->getId());
247 $entry_ids = array();
248 foreach ($allentry_ids as $eachentry) {
249 $entry_ids[] = $eachentry[0];
250 }
251 } else { //archive a single article
252 $entry_ids = array($id);
253 }
254 foreach($entry_ids as $id) {
255 $this->store->archiveById($id, $this->user->getId());
256 Tools::logm('archive link #' . $id);
257 }
258 if ( Tools::isAjaxRequest() ) {
259 echo 1;
260 exit;
261 }
262 else {
263 Tools::redirect();
264 }
265 break;
266 case 'archive_all' :
267 $this->store->archiveAll($this->user->getId());
268 Tools::logm('archive all links');
269 Tools::redirect();
270 break;
271 case 'add_tag' :
272 if (isset($_GET['search'])) {
273 //when we want to apply a tag to a search
274 $tags = array($_GET['search']);
275 $allentry_ids = $this->store->search($tags[0], $this->user->getId());
276 $entry_ids = array();
277 foreach ($allentry_ids as $eachentry) {
278 $entry_ids[] = $eachentry[0];
279 }
280 } else { //add a tag to a single article
281 $tags = explode(',', $_POST['value']);
282 $entry_ids = array($_POST['entry_id']);
283 }
284 foreach($entry_ids as $entry_id) {
285 $entry = $this->store->retrieveOneById($entry_id, $this->user->getId());
286 if (!$entry) {
287 $this->messages->add('e', _('Article not found!'));
288 Tools::logm('error : article not found');
289 Tools::redirect();
290 }
291 //get all already set tags to preven duplicates
292 $already_set_tags = array();
293 $entry_tags = $this->store->retrieveTagsByEntry($entry_id);
294 foreach ($entry_tags as $tag) {
295 $already_set_tags[] = $tag['value'];
296 }
297 foreach($tags as $key => $tag_value) {
298 $value = trim($tag_value);
299 if ($value && !in_array($value, $already_set_tags)) {
300 $tag = $this->store->retrieveTagByValue($value);
301 if (is_null($tag)) {
302 # we create the tag
303 $tag = $this->store->createTag($value);
304 $sequence = '';
305 if (STORAGE == 'postgres') {
306 $sequence = 'tags_id_seq';
307 }
308 $tag_id = $this->store->getLastId($sequence);
309 }
310 else {
311 $tag_id = $tag['id'];
312 }
313
314 # we assign the tag to the article
315 $this->store->setTagToEntry($tag_id, $entry_id);
316 }
317 }
318 }
319 $this->messages->add('s', _('The tag has been applied successfully'));
320 Tools::logm('The tag has been applied successfully');
321 Tools::redirect();
322 break;
323 case 'remove_tag' :
324 $tag_id = $_GET['tag_id'];
325 $entry = $this->store->retrieveOneById($id, $this->user->getId());
326 if (!$entry) {
327 $this->messages->add('e', _('Article not found!'));
328 Tools::logm('error : article not found');
329 Tools::redirect();
330 }
331 $this->store->removeTagForEntry($id, $tag_id);
332 Tools::logm('tag entry deleted');
333 if ($this->store->cleanUnusedTag($tag_id)) {
334 Tools::logm('tag deleted');
335 }
336 $this->messages->add('s', _('The tag has been successfully deleted'));
337 Tools::redirect();
338 break;
339 default:
340 break;
341 }
342 }
343
344 function displayView($view, $id = 0)
345 {
346 $tpl_vars = array();
347
348 switch ($view)
349 {
350 case 'about':
351 break;
352 case 'config':
353 $dev_infos = $this->_getPocheVersion('dev');
354 $dev = trim($dev_infos[0]);
355 $check_time_dev = date('d-M-Y H:i', $dev_infos[1]);
356 $prod_infos = $this->_getPocheVersion('prod');
357 $prod = trim($prod_infos[0]);
358 $check_time_prod = date('d-M-Y H:i', $prod_infos[1]);
359 $compare_dev = version_compare(POCHE, $dev);
360 $compare_prod = version_compare(POCHE, $prod);
361 $themes = $this->tpl->getInstalledThemes();
362 $languages = $this->language->getInstalledLanguages();
363 $token = $this->user->getConfigValue('token');
364 $http_auth = (isset($_SERVER['PHP_AUTH_USER']) || isset($_SERVER['REMOTE_USER'])) ? true : false;
365 $only_user = ($this->store->listUsers() > 1) ? false : true;
366 $tpl_vars = array(
367 'themes' => $themes,
368 'languages' => $languages,
369 'dev' => $dev,
370 'prod' => $prod,
371 'check_time_dev' => $check_time_dev,
372 'check_time_prod' => $check_time_prod,
373 'compare_dev' => $compare_dev,
374 'compare_prod' => $compare_prod,
375 'token' => $token,
376 'user_id' => $this->user->getId(),
377 'http_auth' => $http_auth,
378 'only_user' => $only_user
379 );
380 Tools::logm('config view');
381 break;
382 case 'edit-tags':
383 # tags
384 $entry = $this->store->retrieveOneById($id, $this->user->getId());
385 if (!$entry) {
386 $this->messages->add('e', _('Article not found!'));
387 Tools::logm('error : article not found');
388 Tools::redirect();
389 }
390 $tags = $this->store->retrieveTagsByEntry($id);
391 $tpl_vars = array(
392 'entry_id' => $id,
393 'tags' => $tags,
394 'entry' => $entry,
395 );
396 break;
397 case 'tags':
398 $token = $this->user->getConfigValue('token');
399 //if term is set - search tags for this term
400 $term = Tools::checkVar('term');
401 $tags = $this->store->retrieveAllTags($this->user->getId(), $term);
402 if (Tools::isAjaxRequest()) {
403 $result = array();
404 foreach ($tags as $tag) {
405 $result[] = $tag['value'];
406 }
407 echo json_encode($result);
408 exit;
409 }
410 $tpl_vars = array(
411 'token' => $token,
412 'user_id' => $this->user->getId(),
413 'tags' => $tags,
414 );
415 break;
416 case 'search':
417 if (isset($_GET['search'])) {
418 $search = filter_var($_GET['search'], FILTER_SANITIZE_STRING);
419 $tpl_vars['entries'] = $this->store->search($search, $this->user->getId());
420 $count = count($tpl_vars['entries']);
421 $this->pagination->set_total($count);
422 $page_links = str_replace(array('previous', 'next'), array(_('previous'), _('next')),
423 $this->pagination->page_links('?view=' . $view . '?search=' . $search . '&sort=' . $_SESSION['sort'] . '&' ));
424 $tpl_vars['page_links'] = $page_links;
425 $tpl_vars['nb_results'] = $count;
426 $tpl_vars['searchterm'] = $search;
427 }
428 break;
429 case 'view':
430 $entry = $this->store->retrieveOneById($id, $this->user->getId());
431 if ($entry != NULL) {
432 Tools::logm('view link #' . $id);
433 $content = $entry['content'];
434 if (function_exists('tidy_parse_string')) {
435 $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8');
436 $tidy->cleanRepair();
437 $content = $tidy->value;
438 }
439
440 # flattr checking
441 $flattr = NULL;
442 if (FLATTR) {
443 $flattr = new FlattrItem();
444 $flattr->checkItem($entry['url'], $entry['id']);
445 }
446
447 # tags
448 $tags = $this->store->retrieveTagsByEntry($entry['id']);
449
450 $tpl_vars = array(
451 'entry' => $entry,
452 'content' => $content,
453 'flattr' => $flattr,
454 'tags' => $tags
455 );
456 }
457 else {
458 Tools::logm('error in view call : entry is null');
459 }
460 break;
461 default: # home, favorites, archive and tag views
462 $tpl_vars = array(
463 'entries' => '',
464 'page_links' => '',
465 'nb_results' => '',
466 'listmode' => (isset($_COOKIE['listmode']) ? true : false),
467 );
468
469 //if id is given - we retrieve entries by tag: id is tag id
470 if ($id) {
471 $tpl_vars['tag'] = $this->store->retrieveTag($id, $this->user->getId());
472 $tpl_vars['id'] = intval($id);
473 }
474
475 $count = $this->store->getEntriesByViewCount($view, $this->user->getId(), $id);
476
477 if ($count > 0) {
478 $this->pagination->set_total($count);
479 $page_links = str_replace(array('previous', 'next'), array(_('previous'), _('next')),
480 $this->pagination->page_links('?view=' . $view . '&sort=' . $_SESSION['sort'] . (($id)?'&id='.$id:'') . '&' ));
481 $tpl_vars['entries'] = $this->store->getEntriesByView($view, $this->user->getId(), $this->pagination->get_limit(), $id);
482 $tpl_vars['page_links'] = $page_links;
483 $tpl_vars['nb_results'] = $count;
484 }
485 Tools::logm('display ' . $view . ' view');
486 break;
487 }
488
489 return $tpl_vars;
490 }
491
492 /**
493 * update the password of the current user.
494 * if MODE_DEMO is TRUE, the password can't be updated.
495 * @todo add the return value
496 * @todo set the new password in function header like this updatePassword($newPassword)
497 * @return boolean
498 */
499 public function updatePassword($password, $confirmPassword)
500 {
501 if (MODE_DEMO) {
502 $this->messages->add('i', _('in demo mode, you can\'t update your password'));
503 Tools::logm('in demo mode, you can\'t do this');
504 Tools::redirect('?view=config');
505 }
506 else {
507 if (isset($password) && isset($confirmPassword)) {
508 if ($password == $confirmPassword && !empty($password)) {
509 $this->messages->add('s', _('your password has been updated'));
510 $this->store->updatePassword($this->user->getId(), Tools::encodeString($password . $this->user->getUsername()));
511 Session::logout();
512 Tools::logm('password updated');
513 Tools::redirect();
514 }
515 else {
516 $this->messages->add('e', _('the two fields have to be filled & the password must be the same in the two fields'));
517 Tools::redirect('?view=config');
518 }
519 }
520 }
521 }
522
523 /**
524 * Get credentials from differents sources
525 * It redirects the user to the $referer link
526 *
527 * @return array
528 */
529 private function credentials()
530 {
531 if (isset($_SERVER['PHP_AUTH_USER'])) {
532 return array($_SERVER['PHP_AUTH_USER'], 'php_auth', true);
533 }
534 if (!empty($_POST['login']) && !empty($_POST['password'])) {
535 return array($_POST['login'], $_POST['password'], false);
536 }
537 if (isset($_SERVER['REMOTE_USER'])) {
538 return array($_SERVER['REMOTE_USER'], 'http_auth', true);
539 }
540
541 return array(false, false, false);
542 }
543
544 /**
545 * checks if login & password are correct and save the user in session.
546 * it redirects the user to the $referer link
547 * @param string $referer the url to redirect after login
548 * @todo add the return value
549 * @return boolean
550 */
551 public function login($referer)
552 {
553 list($login,$password,$isauthenticated)=$this->credentials();
554 if($login === false || $password === false) {
555 $this->messages->add('e', _('login failed: you have to fill all fields'));
556 Tools::logm('login failed');
557 Tools::redirect();
558 }
559 if (!empty($login) && !empty($password)) {
560 $user = $this->store->login($login, Tools::encodeString($password . $login), $isauthenticated);
561 if ($user != array()) {
562 # Save login into Session
563 $longlastingsession = isset($_POST['longlastingsession']);
564 $passwordTest = ($isauthenticated) ? $user['password'] : Tools::encodeString($password . $login);
565 Session::login($user['username'], $user['password'], $login, $passwordTest, $longlastingsession, array('poche_user' => new User($user)));
566
567 # reload l10n
568 $language = $user['config']['language'];
569 @putenv('LC_ALL=' . $language);
570 setlocale(LC_ALL, $language);
571 bindtextdomain($language, LOCALE);
572 textdomain($language);
573
574 $this->messages->add('s', _('welcome to your wallabag'));
575 Tools::logm('login successful');
576 Tools::redirect($referer);
577 }
578 $this->messages->add('e', _('login failed: bad login or password'));
579 // log login failure in web server log to allow fail2ban usage
580 error_log('user '.$login.' authentication failure');
581 Tools::logm('login failed');
582 Tools::redirect();
583 }
584 }
585
586 /**
587 * log out the poche user. It cleans the session.
588 * @todo add the return value
589 * @return boolean
590 */
591 public function logout()
592 {
593 $this->user = array();
594 Session::logout();
595 Tools::logm('logout');
596 Tools::redirect();
597 }
598
599 /**
600 * import datas into your wallabag
601 * @return boolean
602 */
603
604 public function import() {
605
606 if ( isset($_FILES['file']) && $_FILES['file']['tmp_name'] ) {
607 Tools::logm('Import stated: parsing file');
608
609 // assume, that file is in json format
610 $str_data = file_get_contents($_FILES['file']['tmp_name']);
611 $data = json_decode($str_data, true);
612
613 if ( $data === null ) {
614 //not json - assume html
615 $html = new simple_html_dom();
616 $html->load_file($_FILES['file']['tmp_name']);
617 $data = array();
618 $read = 0;
619 foreach (array('ol','ul') as $list) {
620 foreach ($html->find($list) as $ul) {
621 foreach ($ul->find('li') as $li) {
622 $tmpEntry = array();
623 $a = $li->find('a');
624 $tmpEntry['url'] = $a[0]->href;
625 $tmpEntry['tags'] = $a[0]->tags;
626 $tmpEntry['is_read'] = $read;
627 if ($tmpEntry['url']) {
628 $data[] = $tmpEntry;
629 }
630 }
631 # the second <ol/ul> is for read links
632 $read = ((sizeof($data) && $read)?0:1);
633 }
634 }
635 }
636
637 // for readability structure
638
639 foreach($data as $record) {
640 if (is_array($record)) {
641 $data[] = $record;
642 foreach($record as $record2) {
643 if (is_array($record2)) {
644 $data[] = $record2;
645 }
646 }
647 }
648 }
649
650 $urlsInserted = array(); //urls of articles inserted
651 foreach($data as $record) {
652 $url = trim(isset($record['article__url']) ? $record['article__url'] : (isset($record['url']) ? $record['url'] : ''));
653 if ($url and !in_array($url, $urlsInserted)) {
654 $title = (isset($record['title']) ? $record['title'] : _('Untitled - Import - ') . '</a> <a href="./?import">' . _('click to finish import') . '</a><a>');
655 $body = (isset($record['content']) ? $record['content'] : '');
656 $isRead = (isset($record['is_read']) ? intval($record['is_read']) : (isset($record['archive']) ? intval($record['archive']) : 0));
657 $isFavorite = (isset($record['is_fav']) ? intval($record['is_fav']) : (isset($record['favorite']) ? intval($record['favorite']) : 0));
658
659 // insert new record
660
661 $id = $this->store->add($url, $title, $body, $this->user->getId() , $isFavorite, $isRead);
662 if ($id) {
663 $urlsInserted[] = $url; //add
664 if (isset($record['tags']) && trim($record['tags'])) {
665
666 // @TODO: set tags
667
668 }
669 }
670 }
671 }
672
673 $i = sizeof($urlsInserted);
674 if ($i > 0) {
675 $this->messages->add('s', _('Articles inserted: ') . $i . _('. Please note, that some may be marked as "read".'));
676 }
677
678 Tools::logm('Import of articles finished: '.$i.' articles added (w/o content if not provided).');
679 }
680 else {
681 $this->messages->add('s', _('Did you forget to select a file?'));
682 }
683 // file parsing finished here
684 // now download article contents if any
685 // check if we need to download any content
686
687 $recordsDownloadRequired = $this->store->retrieveUnfetchedEntriesCount($this->user->getId());
688
689 if ($recordsDownloadRequired == 0) {
690
691 // nothing to download
692
693 $this->messages->add('s', _('Import finished.'));
694 Tools::logm('Import finished completely');
695 Tools::redirect();
696 }
697 else {
698
699 // if just inserted - don't download anything, download will start in next reload
700
701 if (!isset($_FILES['file'])) {
702
703 // download next batch
704
705 Tools::logm('Fetching next batch of articles...');
706 $items = $this->store->retrieveUnfetchedEntries($this->user->getId() , IMPORT_LIMIT);
707 $purifier = $this->_getPurifier();
708 foreach($items as $item) {
709 $url = new Url(base64_encode($item['url']));
710 Tools::logm('Fetching article ' . $item['id']);
711 $content = Tools::getPageContent($url);
712 $title = (($content['rss']['channel']['item']['title'] != '') ? $content['rss']['channel']['item']['title'] : _('Untitled'));
713 $body = (($content['rss']['channel']['item']['description'] != '') ? $content['rss']['channel']['item']['description'] : _('Undefined'));
714
715 // clean content to prevent xss attack
716
717 $title = $purifier->purify($title);
718 $body = $purifier->purify($body);
719 $this->store->updateContentAndTitle($item['id'], $title, $body, $this->user->getId());
720 Tools::logm('Article ' . $item['id'] . ' updated.');
721 }
722 }
723 }
724
725 return array(
726 'includeImport' => true,
727 'import' => array(
728 'recordsDownloadRequired' => $recordsDownloadRequired,
729 'recordsUnderDownload' => IMPORT_LIMIT,
730 'delay' => IMPORT_DELAY * 1000
731 )
732 );
733 }
734
735 /**
736 * export poche entries in json
737 * @return json all poche entries
738 */
739 public function export()
740 {
741 $filename = "wallabag-export-".$this->user->getId()."-".date("Y-m-d").".json";
742 header('Content-Disposition: attachment; filename='.$filename);
743
744 $entries = $this->store->retrieveAll($this->user->getId());
745 echo $this->tpl->render('export.twig', array(
746 'export' => Tools::renderJson($entries),
747 ));
748 Tools::logm('export view');
749 }
750
751 /**
752 * Checks online the latest version of poche and cache it
753 * @param string $which 'prod' or 'dev'
754 * @return string latest $which version
755 */
756 private function _getPocheVersion($which = 'prod') {
757 $cache_file = CACHE . '/' . $which;
758 $check_time = time();
759
760 # checks if the cached version file exists
761 if (file_exists($cache_file) && (filemtime($cache_file) > (time() - 86400 ))) {
762 $version = file_get_contents($cache_file);
763 $check_time = filemtime($cache_file);
764 } else {
765 $version = file_get_contents('http://static.wallabag.org/versions/' . $which);
766 file_put_contents($cache_file, $version, LOCK_EX);
767 }
768 return array($version, $check_time);
769 }
770
771 /**
772 * Update token for current user
773 */
774 public function updateToken()
775 {
776 $token = Tools::generateToken();
777 $this->store->updateUserConfig($this->user->getId(), 'token', $token);
778 $currentConfig = $_SESSION['poche_user']->config;
779 $currentConfig['token'] = $token;
780 $_SESSION['poche_user']->setConfig($currentConfig);
781 Tools::redirect();
782 }
783
784 /**
785 * Generate RSS feeds for current user
786 *
787 * @param $token
788 * @param $user_id
789 * @param $tag_id if $type is 'tag', the id of the tag to generate feed for
790 * @param string $type the type of feed to generate
791 * @param int $limit the maximum number of items (0 means all)
792 */
793 public function generateFeeds($token, $user_id, $tag_id, $type = 'home', $limit = 0)
794 {
795 $allowed_types = array('home', 'fav', 'archive', 'tag');
796 $config = $this->store->getConfigUser($user_id);
797
798 if ($config == null) {
799 die(sprintf(_('User with this id (%d) does not exist.'), $user_id));
800 }
801
802 if (!in_array($type, $allowed_types) || !isset($config['token']) || $token != $config['token']) {
803 die(_('Uh, there is a problem while generating feed. Wrong token used?'));
804 }
805
806 $feed = new FeedWriter(RSS2);
807 $feed->setTitle('wallabag — ' . $type . ' feed');
808 $feed->setLink(Tools::getPocheUrl());
809 $feed->setChannelElement('pubDate', date(DATE_RSS , time()));
810 $feed->setChannelElement('generator', 'wallabag');
811 $feed->setDescription('wallabag ' . $type . ' elements');
812
813 if ($type == 'tag') {
814 $entries = $this->store->retrieveEntriesByTag($tag_id, $user_id);
815 }
816 else {
817 $entries = $this->store->getEntriesByView($type, $user_id);
818 }
819
820 // if $limit is set to zero, use all entries
821 if (0 == $limit) {
822 $limit = count($entries);
823 }
824 if (count($entries) > 0) {
825 for ($i = 0; $i < min(count($entries), $limit); $i++) {
826 $entry = $entries[$i];
827 $newItem = $feed->createNewItem();
828 $newItem->setTitle($entry['title']);
829 $newItem->setSource(Tools::getPocheUrl() . '?view=view&amp;id=' . $entry['id']);
830 $newItem->setLink($entry['url']);
831 $newItem->setDate(time());
832 $newItem->setDescription($entry['content']);
833 $feed->addItem($newItem);
834 }
835 }
836
837 $feed->genarateFeed();
838 exit;
839 }
840
841
842
843 /**
844 * Returns new purifier object with actual config
845 */
846 private function _getPurifier()
847 {
848 $config = HTMLPurifier_Config::createDefault();
849 $config->set('Cache.SerializerPath', CACHE);
850 $config->set('HTML.SafeIframe', true);
851
852 //allow YouTube, Vimeo and dailymotion videos
853 $config->set('URI.SafeIframeRegexp', '%^(https?:)?//(www\.youtube(?:-nocookie)?\.com/embed/|player\.vimeo\.com/video/|www\.dailymotion\.com/embed/video/)%');
854
855 return new HTMLPurifier($config);
856 }
857
858
859}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 10:07:11 +0000