422 lines
9.6 KiB
PHP
422 lines
9.6 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @license AGPL-3.0
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*
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* This code 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, version 3,
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* as published by the Free Software Foundation.
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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, version 3,
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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\Comments;
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use OCP\Comments\IComment;
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use OCP\Comments\IllegalIDChangeException;
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use OCP\Comments\MessageTooLongException;
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class Comment implements IComment {
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protected $data = [
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'id' => '',
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'parentId' => '0',
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'topmostParentId' => '0',
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'childrenCount' => '0',
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'message' => '',
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'verb' => '',
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'actorType' => '',
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'actorId' => '',
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'objectType' => '',
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'objectId' => '',
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'creationDT' => null,
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'latestChildDT' => null,
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];
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/**
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* Comment constructor.
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*
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* @param array $data optional, array with keys according to column names from
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* the comments database scheme
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*/
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public function __construct(array $data = null) {
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if(is_array($data)) {
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$this->fromArray($data);
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}
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}
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/**
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* returns the ID of the comment
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*
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* It may return an empty string, if the comment was not stored.
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* It is expected that the concrete Comment implementation gives an ID
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* by itself (e.g. after saving).
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*
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* @return string
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* @since 9.0.0
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*/
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public function getId() {
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return $this->data['id'];
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}
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/**
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* sets the ID of the comment and returns itself
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*
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* It is only allowed to set the ID only, if the current id is an empty
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* string (which means it is not stored in a database, storage or whatever
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* the concrete implementation does), or vice versa. Changing a given ID is
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* not permitted and must result in an IllegalIDChangeException.
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*
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* @param string $id
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* @return IComment
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* @throws IllegalIDChangeException
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* @since 9.0.0
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*/
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public function setId($id) {
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if(!is_string($id)) {
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throw new \InvalidArgumentException('String expected.');
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}
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$id = trim($id);
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if($this->data['id'] === '' || ($this->data['id'] !== '' && $id === '')) {
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$this->data['id'] = $id;
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return $this;
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}
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throw new IllegalIDChangeException('Not allowed to assign a new ID to an already saved comment.');
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}
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/**
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* returns the parent ID of the comment
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*
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* @return string
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* @since 9.0.0
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*/
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public function getParentId() {
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return $this->data['parentId'];
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}
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/**
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* sets the parent ID and returns itself
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*
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* @param string $parentId
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* @return IComment
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* @since 9.0.0
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*/
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public function setParentId($parentId) {
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if(!is_string($parentId)) {
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throw new \InvalidArgumentException('String expected.');
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}
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$this->data['parentId'] = trim($parentId);
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return $this;
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}
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/**
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* returns the topmost parent ID of the comment
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*
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* @return string
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* @since 9.0.0
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*/
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public function getTopmostParentId() {
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return $this->data['topmostParentId'];
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}
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/**
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* sets the topmost parent ID and returns itself
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*
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* @param string $id
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* @return IComment
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* @since 9.0.0
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*/
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public function setTopmostParentId($id) {
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if(!is_string($id)) {
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throw new \InvalidArgumentException('String expected.');
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}
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$this->data['topmostParentId'] = trim($id);
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return $this;
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}
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/**
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* returns the number of children
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*
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* @return int
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* @since 9.0.0
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*/
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public function getChildrenCount() {
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return $this->data['childrenCount'];
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}
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/**
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* sets the number of children
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*
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* @param int $count
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* @return IComment
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* @since 9.0.0
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*/
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public function setChildrenCount($count) {
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if(!is_int($count)) {
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throw new \InvalidArgumentException('Integer expected.');
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}
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$this->data['childrenCount'] = $count;
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return $this;
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}
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/**
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* returns the message of the comment
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*
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* @return string
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* @since 9.0.0
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*/
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public function getMessage() {
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return $this->data['message'];
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}
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/**
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* sets the message of the comment and returns itself
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*
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* @param string $message
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* @return IComment
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* @throws MessageTooLongException
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* @since 9.0.0
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*/
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public function setMessage($message) {
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if(!is_string($message)) {
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throw new \InvalidArgumentException('String expected.');
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}
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$message = trim($message);
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if(mb_strlen($message, 'UTF-8') > IComment::MAX_MESSAGE_LENGTH) {
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throw new MessageTooLongException('Comment message must not exceed ' . IComment::MAX_MESSAGE_LENGTH . ' characters');
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}
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$this->data['message'] = $message;
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return $this;
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}
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/**
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* returns an array containing mentions that are included in the comment
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*
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* @return array each mention provides a 'type' and an 'id', see example below
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* @since 11.0.0
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*
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* The return array looks like:
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* [
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* [
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* 'type' => 'user',
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* 'id' => 'citizen4'
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* ],
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* [
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* 'type' => 'group',
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* 'id' => 'media'
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* ],
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* …
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* ]
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*
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*/
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public function getMentions() {
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$ok = preg_match_all('/\B@[a-z0-9_\-@\.\']+/i', $this->getMessage(), $mentions);
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if(!$ok || !isset($mentions[0]) || !is_array($mentions[0])) {
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return [];
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}
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$uids = array_unique($mentions[0]);
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$result = [];
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foreach ($uids as $uid) {
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// exclude author, no self-mentioning
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if($uid === '@' . $this->getActorId()) {
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continue;
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}
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$result[] = ['type' => 'user', 'id' => substr($uid, 1)];
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}
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return $result;
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}
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/**
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* returns the verb of the comment
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*
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* @return string
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* @since 9.0.0
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*/
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public function getVerb() {
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return $this->data['verb'];
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}
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/**
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* sets the verb of the comment, e.g. 'comment' or 'like'
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*
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* @param string $verb
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* @return IComment
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* @since 9.0.0
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*/
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public function setVerb($verb) {
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if(!is_string($verb) || !trim($verb)) {
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throw new \InvalidArgumentException('Non-empty String expected.');
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}
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$this->data['verb'] = trim($verb);
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return $this;
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}
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/**
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* returns the actor type
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*
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* @return string
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* @since 9.0.0
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*/
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public function getActorType() {
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return $this->data['actorType'];
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}
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/**
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* returns the actor ID
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*
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* @return string
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* @since 9.0.0
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*/
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public function getActorId() {
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return $this->data['actorId'];
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}
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/**
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* sets (overwrites) the actor type and id
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*
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* @param string $actorType e.g. 'users'
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* @param string $actorId e.g. 'zombie234'
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* @return IComment
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* @since 9.0.0
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*/
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public function setActor($actorType, $actorId) {
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if(
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!is_string($actorType) || !trim($actorType)
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|| !is_string($actorId) || !trim($actorId)
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) {
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throw new \InvalidArgumentException('String expected.');
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}
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$this->data['actorType'] = trim($actorType);
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$this->data['actorId'] = trim($actorId);
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return $this;
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}
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/**
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* returns the creation date of the comment.
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*
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* If not explicitly set, it shall default to the time of initialization.
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*
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* @return \DateTime
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* @since 9.0.0
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*/
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public function getCreationDateTime() {
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return $this->data['creationDT'];
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}
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/**
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* sets the creation date of the comment and returns itself
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*
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* @param \DateTime $timestamp
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* @return IComment
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* @since 9.0.0
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*/
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public function setCreationDateTime(\DateTime $timestamp) {
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$this->data['creationDT'] = $timestamp;
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return $this;
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}
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/**
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* returns the DateTime of the most recent child, if set, otherwise null
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*
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* @return \DateTime|null
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* @since 9.0.0
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*/
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public function getLatestChildDateTime() {
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return $this->data['latestChildDT'];
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}
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/**
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* sets the date of the most recent child
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*
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* @param \DateTime $dateTime
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* @return IComment
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* @since 9.0.0
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*/
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public function setLatestChildDateTime(\DateTime $dateTime = null) {
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$this->data['latestChildDT'] = $dateTime;
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return $this;
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}
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/**
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* returns the object type the comment is attached to
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*
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* @return string
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* @since 9.0.0
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*/
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public function getObjectType() {
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return $this->data['objectType'];
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}
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/**
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* returns the object id the comment is attached to
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*
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* @return string
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* @since 9.0.0
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*/
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public function getObjectId() {
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return $this->data['objectId'];
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}
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/**
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* sets (overwrites) the object of the comment
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*
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* @param string $objectType e.g. 'files'
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* @param string $objectId e.g. '16435'
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* @return IComment
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* @since 9.0.0
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*/
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public function setObject($objectType, $objectId) {
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if(
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!is_string($objectType) || !trim($objectType)
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|| !is_string($objectId) || !trim($objectId)
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) {
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throw new \InvalidArgumentException('String expected.');
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}
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$this->data['objectType'] = trim($objectType);
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$this->data['objectId'] = trim($objectId);
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return $this;
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}
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/**
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* sets the comment data based on an array with keys as taken from the
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* database.
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*
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* @param array $data
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* @return IComment
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*/
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protected function fromArray($data) {
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foreach(array_keys($data) as $key) {
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// translate DB keys to internal setter names
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$setter = 'set' . implode('', array_map('ucfirst', explode('_', $key)));
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$setter = str_replace('Timestamp', 'DateTime', $setter);
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if(method_exists($this, $setter)) {
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$this->$setter($data[$key]);
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}
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}
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foreach(['actor', 'object'] as $role) {
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if(isset($data[$role . '_type']) && isset($data[$role . '_id'])) {
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$setter = 'set' . ucfirst($role);
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$this->$setter($data[$role . '_type'], $data[$role . '_id']);
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}
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}
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return $this;
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}
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}
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