conf = $conf; $this->history = $history; $this->pageCacheManager = new PageCacheManager($this->conf->get('resource.page_cache'), $isLoggedIn); $this->bookmarksIO = new BookmarkIO($this->conf); $this->isLoggedIn = $isLoggedIn; if (!$this->isLoggedIn && $this->conf->get('privacy.hide_public_links', false)) { $this->bookmarks = []; } else { try { $this->bookmarks = $this->bookmarksIO->read(); } catch (EmptyDataStoreException $e) { $this->bookmarks = new BookmarkArray(); if ($this->isLoggedIn) { $this->save(); } } if (! $this->bookmarks instanceof BookmarkArray) { $this->migrate(); exit( 'Your data store has been migrated, please reload the page.'. PHP_EOL . 'If this message keeps showing up, please delete data/updates.txt file.' ); } } $this->bookmarkFilter = new BookmarkFilter($this->bookmarks); } /** * @inheritDoc */ public function findByHash($hash) { $bookmark = $this->bookmarkFilter->filter(BookmarkFilter::$FILTER_HASH, $hash); // PHP 7.3 introduced array_key_first() to avoid this hack $first = reset($bookmark); if (! $this->isLoggedIn && $first->isPrivate()) { throw new Exception('Not authorized'); } return $first; } /** * @inheritDoc */ public function findByUrl($url) { return $this->bookmarks->getByUrl($url); } /** * @inheritDoc */ public function search($request = [], $visibility = null, $caseSensitive = false, $untaggedOnly = false) { if ($visibility === null) { $visibility = $this->isLoggedIn ? BookmarkFilter::$ALL : BookmarkFilter::$PUBLIC; } // Filter bookmark database according to parameters. $searchtags = isset($request['searchtags']) ? $request['searchtags'] : ''; $searchterm = isset($request['searchterm']) ? $request['searchterm'] : ''; return $this->bookmarkFilter->filter( BookmarkFilter::$FILTER_TAG | BookmarkFilter::$FILTER_TEXT, [$searchtags, $searchterm], $caseSensitive, $visibility, $untaggedOnly ); } /** * @inheritDoc */ public function get($id, $visibility = null) { if (! isset($this->bookmarks[$id])) { throw new BookmarkNotFoundException(); } if ($visibility === null) { $visibility = $this->isLoggedIn ? BookmarkFilter::$ALL : BookmarkFilter::$PUBLIC; } $bookmark = $this->bookmarks[$id]; if (($bookmark->isPrivate() && $visibility != 'all' && $visibility != 'private') || (! $bookmark->isPrivate() && $visibility != 'all' && $visibility != 'public') ) { throw new Exception('Unauthorized'); } return $bookmark; } /** * @inheritDoc */ public function set($bookmark, $save = true) { if (true !== $this->isLoggedIn && true !== $this->anonymousPermission) { throw new Exception(t('You\'re not authorized to alter the datastore')); } if (! $bookmark instanceof Bookmark) { throw new Exception(t('Provided data is invalid')); } if (! isset($this->bookmarks[$bookmark->getId()])) { throw new BookmarkNotFoundException(); } $bookmark->validate(); $bookmark->setUpdated(new \DateTime()); $this->bookmarks[$bookmark->getId()] = $bookmark; if ($save === true) { $this->save(); $this->history->updateLink($bookmark); } return $this->bookmarks[$bookmark->getId()]; } /** * @inheritDoc */ public function add($bookmark, $save = true) { if (true !== $this->isLoggedIn && true !== $this->anonymousPermission) { throw new Exception(t('You\'re not authorized to alter the datastore')); } if (! $bookmark instanceof Bookmark) { throw new Exception(t('Provided data is invalid')); } if (! empty($bookmark->getId())) { throw new Exception(t('This bookmarks already exists')); } $bookmark->setId($this->bookmarks->getNextId()); $bookmark->validate(); $this->bookmarks[$bookmark->getId()] = $bookmark; if ($save === true) { $this->save(); $this->history->addLink($bookmark); } return $this->bookmarks[$bookmark->getId()]; } /** * @inheritDoc */ public function addOrSet($bookmark, $save = true) { if (true !== $this->isLoggedIn && true !== $this->anonymousPermission) { throw new Exception(t('You\'re not authorized to alter the datastore')); } if (! $bookmark instanceof Bookmark) { throw new Exception('Provided data is invalid'); } if ($bookmark->getId() === null) { return $this->add($bookmark, $save); } return $this->set($bookmark, $save); } /** * @inheritDoc */ public function remove($bookmark, $save = true) { if (true !== $this->isLoggedIn && true !== $this->anonymousPermission) { throw new Exception(t('You\'re not authorized to alter the datastore')); } if (! $bookmark instanceof Bookmark) { throw new Exception(t('Provided data is invalid')); } if (! isset($this->bookmarks[$bookmark->getId()])) { throw new BookmarkNotFoundException(); } unset($this->bookmarks[$bookmark->getId()]); if ($save === true) { $this->save(); $this->history->deleteLink($bookmark); } } /** * @inheritDoc */ public function exists($id, $visibility = null) { if (! isset($this->bookmarks[$id])) { return false; } if ($visibility === null) { $visibility = $this->isLoggedIn ? 'all' : 'public'; } $bookmark = $this->bookmarks[$id]; if (($bookmark->isPrivate() && $visibility != 'all' && $visibility != 'private') || (! $bookmark->isPrivate() && $visibility != 'all' && $visibility != 'public') ) { return false; } return true; } /** * @inheritDoc */ public function count($visibility = null) { return count($this->search([], $visibility)); } /** * @inheritDoc */ public function save() { if (true !== $this->isLoggedIn && true !== $this->anonymousPermission) { // TODO: raise an Exception instead die('You are not authorized to change the database.'); } $this->bookmarks->reorder(); $this->bookmarksIO->write($this->bookmarks); $this->pageCacheManager->invalidateCaches(); } /** * @inheritDoc */ public function bookmarksCountPerTag($filteringTags = [], $visibility = null) { $bookmarks = $this->search(['searchtags' => $filteringTags], $visibility); $tags = []; $caseMapping = []; foreach ($bookmarks as $bookmark) { foreach ($bookmark->getTags() as $tag) { if (empty($tag) || (! $this->isLoggedIn && startsWith($tag, '.')) || $tag === BookmarkMarkdownFormatter::NO_MD_TAG || in_array($tag, $filteringTags, true) ) { continue; } // The first case found will be displayed. if (!isset($caseMapping[strtolower($tag)])) { $caseMapping[strtolower($tag)] = $tag; $tags[$caseMapping[strtolower($tag)]] = 0; } $tags[$caseMapping[strtolower($tag)]]++; } } /* * Formerly used arsort(), which doesn't define the sort behaviour for equal values. * Also, this function doesn't produce the same result between PHP 5.6 and 7. * * So we now use array_multisort() to sort tags by DESC occurrences, * then ASC alphabetically for equal values. * * @see https://github.com/shaarli/Shaarli/issues/1142 */ $keys = array_keys($tags); $tmpTags = array_combine($keys, $keys); array_multisort($tags, SORT_DESC, $tmpTags, SORT_ASC, $tags); return $tags; } /** * @inheritDoc */ public function days() { $bookmarkDays = []; foreach ($this->search() as $bookmark) { $bookmarkDays[$bookmark->getCreated()->format('Ymd')] = 0; } $bookmarkDays = array_keys($bookmarkDays); sort($bookmarkDays); return $bookmarkDays; } /** * @inheritDoc */ public function filterDay($request) { return $this->bookmarkFilter->filter(BookmarkFilter::$FILTER_DAY, $request); } /** * @inheritDoc */ public function initialize() { $initializer = new BookmarkInitializer($this); $initializer->initialize(); } public function enableAnonymousPermission(): void { $this->anonymousPermission = true; } public function disableAnonymousPermission(): void { $this->anonymousPermission = false; } /** * Handles migration to the new database format (BookmarksArray). */ protected function migrate() { $bookmarkDb = new LegacyLinkDB( $this->conf->get('resource.datastore'), true, false ); $updater = new LegacyUpdater( UpdaterUtils::read_updates_file($this->conf->get('resource.updates')), $bookmarkDb, $this->conf, true ); $newUpdates = $updater->update(); if (! empty($newUpdates)) { UpdaterUtils::write_updates_file( $this->conf->get('resource.updates'), $updater->getDoneUpdates() ); } } }