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<?php |
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/** |
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* @copyright 2017 Christoph Wurst <[email protected]> |
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* @copyright 2017 Lukas Reschke <[email protected]> |
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* |
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* @author Christoph Wurst <[email protected]> |
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* @author Daniel Calviño Sánchez <[email protected]> |
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* @author Georg Ehrke <[email protected]> |
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* @author Julius Härtl <[email protected]> |
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* @author Lukas Reschke <[email protected]> |
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* @author Roeland Jago Douma <[email protected]> |
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* @author Tobia De Koninck <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OC\Contacts\ContactsMenu; |
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use OCP\Contacts\ContactsMenu\IContactsStore; |
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use OCP\Contacts\ContactsMenu\IEntry; |
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use OCP\Contacts\IManager; |
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use OCP\IConfig; |
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use OCP\IGroupManager; |
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use OCP\IUser; |
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use OCP\IUserManager; |
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class ContactsStore implements IContactsStore { |
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/** @var IManager */ |
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private $contactsManager; |
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/** @var IConfig */ |
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private $config; |
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/** @var IUserManager */ |
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private $userManager; |
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/** @var IGroupManager */ |
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private $groupManager; |
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/** |
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* @param IManager $contactsManager |
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* @param IConfig $config |
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* @param IUserManager $userManager |
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* @param IGroupManager $groupManager |
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*/ |
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public function __construct(IManager $contactsManager, |
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IConfig $config, |
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IUserManager $userManager, |
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IGroupManager $groupManager) { |
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$this->contactsManager = $contactsManager; |
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$this->config = $config; |
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$this->userManager = $userManager; |
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$this->groupManager = $groupManager; |
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} |
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/** |
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* @param IUser $user |
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* @param string|null $filter |
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* @return IEntry[] |
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*/ |
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public function getContacts(IUser $user, $filter, ?int $limit = null, ?int $offset = null) { |
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$options = []; |
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if ($limit !== null) { |
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$options['limit'] = $limit; |
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} |
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if ($offset !== null) { |
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$options['offset'] = $offset; |
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} |
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$allContacts = $this->contactsManager->search( |
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$filter ?: '', |
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[ |
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'FN', |
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'EMAIL' |
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], |
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$options |
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); |
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$entries = array_map(function (array $contact) { |
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return $this->contactArrayToEntry($contact); |
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}, $allContacts); |
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return $this->filterContacts( |
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$user, |
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$entries, |
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$filter |
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); |
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} |
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/** |
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* Filters the contacts. Applies 3 filters: |
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* 1. filter the current user |
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* 2. if the `shareapi_allow_share_dialog_user_enumeration` config option is |
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* enabled it will filter all local users |
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* 3. if the `shareapi_exclude_groups` config option is enabled and the |
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* current user is in an excluded group it will filter all local users. |
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* 4. if the `shareapi_only_share_with_group_members` config option is |
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* enabled it will filter all users which doens't have a common group |
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* with the current user. |
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* |
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* @param IUser $self |
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* @param Entry[] $entries |
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* @param string $filter |
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* @return Entry[] the filtered contacts |
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*/ |
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private function filterContacts(IUser $self, |
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array $entries, |
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$filter) { |
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$disallowEnumeration = $this->config->getAppValue('core', 'shareapi_allow_share_dialog_user_enumeration', 'yes') !== 'yes'; |
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$restrictEnumeration = $this->config->getAppValue('core', 'shareapi_restrict_user_enumeration_to_group', 'no') === 'yes'; |
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$excludedGroups = $this->config->getAppValue('core', 'shareapi_exclude_groups', 'no') === 'yes'; |
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// whether to filter out local users |
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$skipLocal = false; |
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// whether to filter out all users which doesn't have the same group as the current user |
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$ownGroupsOnly = $this->config->getAppValue('core', 'shareapi_only_share_with_group_members', 'no') === 'yes' || $restrictEnumeration; |
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$selfGroups = $this->groupManager->getUserGroupIds($self); |
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if ($excludedGroups) { |
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$excludedGroups = $this->config->getAppValue('core', 'shareapi_exclude_groups_list', ''); |
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$decodedExcludeGroups = json_decode($excludedGroups, true); |
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$excludeGroupsList = ($decodedExcludeGroups !== null) ? $decodedExcludeGroups : []; |
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if (count(array_intersect($excludeGroupsList, $selfGroups)) !== 0) { |
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// a group of the current user is excluded -> filter all local users |
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$skipLocal = true; |
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} |
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} |
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$selfUID = $self->getUID(); |
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return array_values(array_filter($entries, function (IEntry $entry) use ($self, $skipLocal, $ownGroupsOnly, $selfGroups, $selfUID, $disallowEnumeration, $filter) { |
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if ($skipLocal && $entry->getProperty('isLocalSystemBook') === true) { |
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return false; |
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} |
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// Prevent enumerating local users |
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if ($disallowEnumeration && $entry->getProperty('isLocalSystemBook')) { |
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$filterUser = true; |
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$mailAddresses = $entry->getEMailAddresses(); |
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foreach ($mailAddresses as $mailAddress) { |
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if ($mailAddress === $filter) { |
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$filterUser = false; |
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break; |
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} |
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} |
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if ($entry->getProperty('UID') && $entry->getProperty('UID') === $filter) { |
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$filterUser = false; |
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} |
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if ($filterUser) { |
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return false; |
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} |
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} |
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if ($ownGroupsOnly && $entry->getProperty('isLocalSystemBook') === true) { |
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$uid = $this->userManager->get($entry->getProperty('UID')); |
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if ($uid === null) { |
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return false; |
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} |
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$contactGroups = $this->groupManager->getUserGroupIds($uid); |
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if (count(array_intersect($contactGroups, $selfGroups)) === 0) { |
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// no groups in common, so shouldn't see the contact |
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return false; |
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} |
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} |
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return $entry->getProperty('UID') !== $selfUID; |
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})); |
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} |
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/** |
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* @param IUser $user |
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* @param integer $shareType |
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* @param string $shareWith |
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* @return IEntry|null |
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*/ |
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public function findOne(IUser $user, $shareType, $shareWith) { |
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switch ($shareType) { |
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case 0: |
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case 6: |
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$filter = ['UID']; |
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break; |
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case 4: |
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$filter = ['EMAIL']; |
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break; |
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default: |
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return null; |
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} |
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$userId = $user->getUID(); |
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$allContacts = $this->contactsManager->search($shareWith, $filter); |
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$contacts = array_filter($allContacts, function ($contact) use ($userId) { |
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return $contact['UID'] !== $userId; |
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}); |
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$match = null; |
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foreach ($contacts as $contact) { |
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if ($shareType === 4 && isset($contact['EMAIL'])) { |
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if (in_array($shareWith, $contact['EMAIL'])) { |
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$match = $contact; |
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break; |
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} |
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} |
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if ($shareType === 0 || $shareType === 6) { |
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$isLocal = $contact['isLocalSystemBook'] ?? false; |
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if ($contact['UID'] === $shareWith && $isLocal === true) { |
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$match = $contact; |
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break; |
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} |
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} |
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} |
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if ($match) { |
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$match = $this->filterContacts($user, [$this->contactArrayToEntry($match)], $shareWith); |
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if (count($match) === 1) { |
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$match = $match[0]; |
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} else { |
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$match = null; |
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} |
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} |
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return $match; |
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} |
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/** |
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* @param array $contact |
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* @return Entry |
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*/ |
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private function contactArrayToEntry(array $contact) { |
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$entry = new Entry(); |
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if (isset($contact['id'])) { |
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$entry->setId($contact['id']); |
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} |
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if (isset($contact['FN'])) { |
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$entry->setFullName($contact['FN']); |
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} |
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$avatarPrefix = "VALUE=uri:"; |
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if (isset($contact['PHOTO']) && strpos($contact['PHOTO'], $avatarPrefix) === 0) { |
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$entry->setAvatar(substr($contact['PHOTO'], strlen($avatarPrefix))); |
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} |
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if (isset($contact['EMAIL'])) { |
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foreach ($contact['EMAIL'] as $email) { |
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$entry->addEMailAddress($email); |
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} |
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} |
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// Attach all other properties to the entry too because some |
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// providers might make use of it. |
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$entry->setProperties($contact); |
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return $entry; |
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} |
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} |
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nextcloud /
server
This check looks for imports that have been defined, but are not used in the scope.