Initial xentral_oss_20.3.c9ffacf
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Alex
@@ -0,0 +1,385 @@
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<?php
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namespace Xentral\Modules\SystemNotification\Service;
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use Xentral\Components\Database\Database;
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use Xentral\Modules\SystemNotification\Exception\InvalidArgumentException;
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use Xentral\Modules\SystemNotification\Exception\RuntimeException;
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final class NotificationService implements NotificationServiceInterface
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{
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/** @var array $validMessageTypes */
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private static $validMessageTypes = [
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self::TYPE_DEFAULT,
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self::TYPE_NOTICE,
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self::TYPE_SUCESS,
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self::TYPE_WARNING,
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self::TYPE_ERROR,
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self::TYPE_PUSH,
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];
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/** @var Database $db */
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private $db;
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/**
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* @param Database $database
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*/
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public function __construct(Database $database)
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{
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$this->db = $database;
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}
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/**
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* Create a notification
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*
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* @param int $userId
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* @param string $type
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* @param string $title
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* @param string|null $message
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* @param bool $priority Play sound and make notification sticky
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* @param array $options
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* @param array $tags
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*
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* @throws InvalidArgumentException|RuntimeException
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*
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* @return int|false Created Notification-ID
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*/
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public function create(
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$userId,
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$type,
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$title,
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$message = null,
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$priority = false,
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$options = [],
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$tags = []
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) {
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if (!in_array($type, self::$validMessageTypes, true)) {
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throw new InvalidArgumentException(sprintf(
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'"%s" is not a valid message type. Valid types are: %s', $type, implode(', ', self::$validMessageTypes)
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));
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}
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if (!$this->isValidUser($userId)) {
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throw new InvalidArgumentException(sprintf(
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'User #%s is not a valid user.', $userId
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));
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}
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// Truncate long messages
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$message = $this->truncateMessage($message);
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// Sanitize buttons
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if (is_array($options['buttons']) && count($options['buttons']) > 0) {
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foreach ($options['buttons'] as $index => $button) {
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if (empty($button['text']) || empty($button['link'])) {
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unset($options['buttons'][$index]);
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}
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if (empty($button['id'])) {
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$options['buttons'][$index]['id'] = uniqid('notification-button-', false); // Set Html-Id attribute
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}
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}
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}
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// Create notification
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$this->db->perform(
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'INSERT INTO `notification_message` (`user_id`, `type`, `title`, `message`, `options_json`, `tags`, `priority`, `created_at`)
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VALUES (:user_id, :type, :title, :message, :options_json, :tags, :priority, NOW())',
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[
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'user_id' => (int)$userId,
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'type' => $type,
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'title' => $title,
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'message' => $message,
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'priority' => (int)$priority,
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'options_json' => !empty($options) ? json_encode($options) : null,
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'tags' => !empty($tags) ? $this->transformTagsArrayToString($tags) : null,
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]
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);
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$insertId = (int)$this->db->lastInsertId();
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if ($insertId === 0) {
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throw new RuntimeException('Notification message could not be created.');
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}
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return $insertId;
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}
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/**
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* Create push notification
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*
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* @param int $userId
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* @param string $title
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* @param string $message
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* @param bool $priority
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*
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* @return int Created ID
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*/
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public function createPushNotification($userId, $title, $message, $priority = false)
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{
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// strip_tags ist notwendig, da HTML von Browser-Benachrichtigungen nicht unterstützt wird.
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return $this->create($userId, self::TYPE_PUSH, strip_tags($title), strip_tags($message), $priority);
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}
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/**
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* @param int $userId
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* @param NotificationMessageData $data
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*
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* @return int|false Created ID
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*/
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public function createFromData($userId, NotificationMessageData $data)
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{
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return $this->create(
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$userId,
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$data->getType(),
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$data->getTitle(),
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$data->getMessage(),
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$data->isPriority(),
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$data->getOptions(),
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$data->getTags()
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);
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}
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/**
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* @param int $notificationId
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* @param array $tags
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*
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* @return bool Returns true on success
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*/
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public function addTags($notificationId, array $tags)
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{
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try {
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$tagsArray = [];
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// Fetch existing tags
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$tagsExisting = $this->db->fetchValue(
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'SELECT n.tags FROM notification_message AS n WHERE n.id = :id',
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['id' => (int)$notificationId]
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);
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if (!empty($tagsExisting)) {
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$tagsArray = $this->transformTagsStringToArray($tagsExisting);
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}
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// Update notification
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$tagsMerged = array_merge($tagsArray, $tags);
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$tagsString = $this->transformTagsArrayToString($tagsMerged);
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$this->db->perform(
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'UPDATE notification_message SET tags = :tags WHERE id = :id',
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['id' => (int)$notificationId, 'tags' => $tagsString]
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);
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} catch (\Exception $e) {
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return false;
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}
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return true;
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}
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/**
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* @param int $notificationId
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*
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* @return bool
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*/
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public function delete($notificationId)
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{
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$numRows = (int)$this->db->fetchAffected(
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'DELETE FROM notification_message WHERE id = :id LIMIT 1',
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['id' => (int)$notificationId]
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);
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return $numRows === 1;
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}
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/**
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* Delete notification messages by UserID
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*
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* @param int $userId
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* @param bool $keepPriorityMessages If true, high priority messages will not be deleted
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*
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* @return int Number of deleted messages
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*/
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public function deleteByUser($userId, $keepPriorityMessages = true)
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{
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$delete = $this->db->delete()
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->from('notification_message')
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->where('user_id = ?', (int)$userId);
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if ((bool)$keepPriorityMessages === true) {
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$delete->where('priority <> ?', 1);
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}
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$numRows = (int)$this->db->fetchAffected(
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$delete->getStatement(),
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$delete->getBindValues()
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);
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return $numRows;
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}
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/**
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* Delete notification messages by tags
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*
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* If multiple tags submitted, all tags must occur in the same message.
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*
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* @example deleteByTags(['callcenter','incomingcall'])
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*
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* @param array $tags
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* @param int $userId
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* @param bool $keepPriorityMessages If true, high priority messages will not be deleted
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*
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* @return int Number of deleted messages
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*/
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public function deleteByTags(array $tags, $userId = null, $keepPriorityMessages = true)
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{
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$delete = $this->db->delete()->from('notification_message');
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foreach ($tags as $tag) {
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$tag = $this->normalizeTag($tag);
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$delete->where('tags LIKE ?', "%|{$tag}|%");
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}
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if ($userId !== null) {
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$delete->where('user_id = ?', (int)$userId);
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}
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if ((bool)$keepPriorityMessages === true) {
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$delete->where('priority <> ?', 1);
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}
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$numRows = (int)$this->db->fetchAffected(
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$delete->getStatement(),
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$delete->getBindValues()
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);
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return $numRows;
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}
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/**
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* @return array
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*/
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public function getValidTypes()
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{
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return self::$validMessageTypes;
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}
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/**
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* @param int $userId
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*
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* @return bool
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*/
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private function isValidUser($userId)
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{
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// @todo @refactor Move to UserGateway
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$userCheck = (int)$this->db->fetchValue(
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'SELECT u.id FROM `user` AS u WHERE u.id = :user_id AND u.activ = 1',
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['user_id' => (int)$userId]
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);
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return $userCheck === (int)$userId;
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}
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/**
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* @param array $tags
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*
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* @return string
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*/
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private function transformTagsArrayToString(array $tags)
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{
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if (empty($tags)) {
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return '';
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}
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sort($tags);
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$tags = array_unique($tags);
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$string = '|';
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foreach ($tags as $tag) {
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$tag = $this->normalizeTag($tag);
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$string .= $tag . '|';
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}
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return $string;
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}
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/**
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* @param string $string
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*
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* @return array
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*/
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private function transformTagsStringToArray($string)
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{
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$tags = [];
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$parts = explode('|', $string);
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foreach ($parts as $tag) {
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$tag = $this->normalizeTag($tag);
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if (!empty($tag)) {
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$tags[] = $tag;
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}
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}
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sort($tags);
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$tags = array_unique($tags);
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return $tags;
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}
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/**
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* @param string $tag
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*
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* @return string
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*/
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private function normalizeTag($tag)
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{
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$tag = strtolower(trim($tag));
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$tag = preg_replace('/[^a-z0-9\-]/', '', $tag); // Remove invalid chars
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$tag = preg_replace('/[-]+/', '-', $tag); // Replace multiple dashes
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return (string)$tag;
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}
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/**
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* @param null|string $message
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*
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* @return null|string
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*/
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private function truncateMessage($message = null)
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{
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if ($message !== null && mb_strlen($message) > 1024) {
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$message = mb_substr($message, 0, 1020) . ' ...';
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}
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return $message;
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}
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/**
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* @param string $type
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* @param string $title
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* @param null|string $message
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* @param bool $priority
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* @param array $options
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* @param array $tags
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*
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* @return int
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*/
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public function createPushNotificationForConnectedUsers(
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$type,
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$title,
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$message = null,
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$priority = false,
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$options = [],
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$tags = []
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) {
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if (!in_array($type, self::$validMessageTypes, true)) {
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throw new InvalidArgumentException(sprintf(
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'"%s" is not a valid message type. Valid types are: %s', $type, implode(', ', self::$validMessageTypes)
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));
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}
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$sql = "INSERT INTO notification_message (user_id, type, title, message, tags, options_json, priority, created_at)
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SELECT u.id, :type, :title, :msg,:tags,'',:priority,NOW()
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FROM `user` AS u
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INNER JOIN useronline uo on u.id = uo.user_id AND uo.login = 1";
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return (int)$this->db->fetchAffected($sql, [
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'title' => strip_tags($title),
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'msg' => strip_tags($message),
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'type' => $type,
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'priority' => (int)$priority,
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'options_json' => !empty($options) ? json_encode($options) : null,
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'tags' => !empty($tags) ? $this->transformTagsArrayToString($tags) : null,
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]);
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}
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}
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