217 lines
7.7 KiB
PHP
217 lines
7.7 KiB
PHP
<?php
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/* --------------------------------------------------------------------
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Chevereto
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http://chevereto.com/
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@author Rodolfo Berrios A. <http://rodolfoberrios.com/>
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<inbox@rodolfoberrios.com>
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Copyright (C) Rodolfo Berrios A. All rights reserved.
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BY USING THIS SOFTWARE YOU DECLARE TO ACCEPT THE CHEVERETO EULA
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http://chevereto.com/license
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--------------------------------------------------------------------- */
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namespace CHV;
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use G, Exception;
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class Notification {
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static $content_types = ['image', 'like', 'follow'];
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// Get core
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public static function get($args=[]) {
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try {
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if(!is_array($args)) {
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throw new Exception('Expecting array values, '.gettype($args).' given in '. __METHOD__, 100);
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}
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$tables = DB::getTables();
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$db = DB::getInstance();
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// 1) join action tables + content tables
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$db->query('SELECT * FROM '.$tables['notifications'].'
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LEFT JOIN '.$tables['likes'].' ON notification_type = "like" AND notification_type_id = like_id AND notification_type_id > 0
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LEFT JOIN '.$tables['follows'].' ON notification_type = "follow" AND notification_type_id = follow_id
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LEFT JOIN '.$tables['images'].' ON notification_content_type = "image" AND like_content_type = "image" AND like_content_id = image_id
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LEFT JOIN '.$tables['users'].' ON user_id = (
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CASE notification_type
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WHEN "like" THEN like_user_id
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WHEN "follow" THEN follow_user_id
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ELSE NULL
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END
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)
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WHERE notification_user_id = :user_id AND notification_type_id > 0 ORDER BY notification_id DESC LIMIT 50;');
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$db->bind(':user_id', $args['user_id']);
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$get = $db->fetchAll();
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if($get[0]) {
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foreach($get as $k => $v) {
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DB::formatRowValues($get[$k], $v);
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self::fill($get[$k]);
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}
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} else {
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if($get) {
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DB::formatRowValues($get);
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self::fill($get);
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}
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}
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return $get;
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} catch(Exception $e) {
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throw new NotificationException($e->getMessage(), 400);
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}
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}
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// Insert notification
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public static function insert($args=[]) {
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try {
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if(!is_array($args)) {
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throw new NotificationException('Expecting array, '.gettype($args).' given in ' . __METHOD__, 100);
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}
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foreach(['user_id', 'trigger_user_id', 'type_id'] as $v) {
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if(empty($args[$v])) {
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throw new NotificationException('Missing '.$v.' value in ' . __METHOD__, 101);
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}
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}
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$tables = DB::getTables();
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$sql_tpl = 'INSERT INTO `%table_notifications` (notification_date_gmt, notification_user_id, notification_trigger_user_id, notification_type, notification_content_type, notification_type_id) VALUES ("%date_gmt", %user_id, %trigger_user_id, "%action", "%content_type", %type_id) ON DUPLICATE KEY UPDATE notification_is_read = 0;';
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switch($args['table']) {
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case 'likes':
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$action = 'like';
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$content_type = 'image';
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break;
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case 'follows':
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$action = 'follow';
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$content_type = 'user';
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break;
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}
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$sql_tpl .= "\n" . 'UPDATE `%table_users` SET user_notifications_unread = user_notifications_unread + 1 WHERE user_id = %user_id;';
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$sql = strtr($sql_tpl, [
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'%date_gmt' => G\datetimegmt(),
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'%action' => $action,
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'%content_type' => $content_type,
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'%user_id' => $args['user_id'],
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'%trigger_user_id' => $args['trigger_user_id'],
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'%type_id' => $args['type_id'],
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'%table_users' => $tables['users'],
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'%table_notifications' => $tables['notifications'],
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]);
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try {
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DB::queryExec($sql);
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} catch(Exception $e) {
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throw new Exception($e->getMessage(), 400);
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}
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} catch(Exception $e) {
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throw new NotificationException($e->getMessage(), 400);
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}
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}
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// Delete notification
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public static function delete($args=[]) {
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try {
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$tables = DB::getTables();
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switch($args['table']) {
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case 'images':
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$sql_tpl = 'DELETE IGNORE `%table_notifications` FROM `%table_notifications` INNER JOIN `%table_likes` ON like_content_id = %image_id WHERE notification_type = "like" AND notification_content_type = "image" AND notification_type_id = like_id;';
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break;
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case 'users':
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$sql_tpl =
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// Update user_notifications_unread related to notifications triggered by this user_id
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'UPDATE IGNORE `%table_users` AS U
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INNER JOIN (
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SELECT notification_user_id, COUNT(*) AS cnt
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FROM `%table_notifications`
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WHERE notification_trigger_user_id = %user_id AND notification_is_read = 0
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GROUP BY notification_user_id
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) AS N ON U.user_id = N.notification_user_id
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SET U.user_notifications_unread = GREATEST(U.user_notifications_unread - COALESCE(N.cnt, "0"), 0);' . "\n" .
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// Delete every notification triggered by this user_id
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'DELETE IGNORE `%table_notifications` FROM `%table_notifications`
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LEFT JOIN `%table_follows` ON notification_type_id = follow_id AND follow_user_id = %user_id
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LEFT JOIN `%table_likes` ON notification_type_id = like_id AND like_user_id = %user_id
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WHERE (notification_type = "follow" AND notification_type_id = follow_id) OR (notification_type = "like" AND notification_type_id = like_id);' . "\n";
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// And then delete every notification tied to this user_id
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$sql_tpl .=
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'DELETE IGNORE FROM `%table_notifications` WHERE notification_user_id = %user_id;';
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break;
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default: // likes, follows
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if(isset($args['user_id'])) {
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$sql_tpl = 'DELETE IGNORE FROM `%table_notifications` WHERE notification_user_id = %user_id AND notification_type = "%type" AND notification_type_id = %type_id;';
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}
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break;
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}
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// Update unread notifications for like|follow|image actions when user_id is set
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if(isset($args['user_id']) and $args['table'] !== 'users') {
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$sql_tpl .= "\n" . 'UPDATE `%table_users` SET user_notifications_unread = COALESCE((SELECT COUNT(*) FROM `%table_notifications` WHERE notification_user_id = %user_id AND notification_is_read = 0), 0) WHERE user_id = %user_id;';
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}
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$table_to_types = [
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'likes' => 'like',
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'follows' => 'follow'
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];
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$sql = strtr($sql_tpl, [
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'%table_notifications' => $tables['notifications'],
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'%table_likes' => $tables['likes'],
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'%table_users' => $tables['users'],
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'%table_follows' => $tables['follows'],
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'%image_id' => $args['image_id'],
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'%user_id' => $args['user_id'],
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'%type' => $table_to_types[$args['table']],
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'%type_id' => $args['type_id'],
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]);
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try {
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if(!empty($sql)) {
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DB::queryExec($sql);
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}
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} catch(Exception $e) {
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throw new NotificationException($e->getMessage(), 400);
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}
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} catch(Exception $e) {
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throw new NotificationException($e->getMessage(), 400);
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}
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}
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// Mark as read
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public static function markAsRead($args=[]) {
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try {
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if(!is_array($args)) {
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throw new Exception('Expecting array values, '.gettype($args).' given in '. __METHOD__, 100);
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}
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DB::update('notifications', ['is_read' => 1], $args);
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DB::update('users', ['notifications_unread' => 0], ['id' => $args['user_id']]);
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} catch(Exception $e) {
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throw new NotificationException($e->getMessage(), 400);
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}
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}
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protected static function fill(&$row) {
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foreach(self::$content_types as $k) {
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if(!isset($row[$k]['id'])) {
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unset($row[$k]);
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} else {
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switch($k) {
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case 'image':
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Image::fill($row[$k]);
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break;
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}
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}
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}
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if(isset($row['user']['id'])) {
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User::fill($row['user']);
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}
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switch($row['type']) {
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case 'like':
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$message = _s('%u liked your %t %c', [
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'%t' => _s($row['content_type']),
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'%c' => '<a href="'.$row['image']['url_viewer'].'">'.$row['image']['title_truncated_html'].'</a>'
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]);
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break;
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case 'follow':
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$message = _s('%u is now following you');
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break;
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}
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$row['message'] = strtr($message, [
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'%u' => '<a href="'.$row['user']['url'].'">'.$row['user']['name_short_html'].'</a>',
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]);
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}
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}
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class NotificationException extends Exception {} |