0b7e2d0a5b
- Created complete documentation in docs/ directory - Added PROJECT_OVERVIEW.md with feature highlights and getting started guide - Added ARCHITECTURE.md with system design and technical details - Added SECURITY.md with comprehensive security implementation guide - Added DEVELOPMENT.md with development workflows and best practices - Added DEPLOYMENT.md with production deployment instructions - Added API.md with complete REST API documentation - Added CONTRIBUTING.md with contribution guidelines - Added CHANGELOG.md with version history and migration notes - Reorganized all documentation files into docs/ directory for better organization - Updated README.md with proper documentation links and quick navigation - Enhanced project structure with professional documentation standards
353 lines
11 KiB
PHP
353 lines
11 KiB
PHP
<?php
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/*******************************************************************************************************************
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| Software Name : EasyStream
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| Software Description : High End YouTube Clone Script with Videos, Shorts, Streams, Images, Audio, Documents, Blogs
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| Software Author : (c) Sami Ahmed
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|*******************************************************************************************************************
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|*******************************************************************************************************************
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| This source file is subject to the EasyStream Proprietary License Agreement.
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| By using this software, you acknowledge having read this Agreement and agree to be bound thereby.
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|*******************************************************************************************************************
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| Copyright (c) 2025 Sami Ahmed. All rights reserved.
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|*******************************************************************************************************************/
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defined('_ISVALID') or header('Location: /error');
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/**
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* Live Chat Management Class
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*
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* Handles live chat functionality for streams including:
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* - Message sending and retrieval
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* - Moderation actions (timeout, ban)
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* - Super chat donations
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* - Chat replay
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*/
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class VLiveChat
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{
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/**
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* Send a chat message
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*
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* @param string $stream_key Stream file key
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* @param string $message Message content
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* @param string $type Message type (chat, super_chat, system)
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* @param float $super_chat_amount Amount if super chat
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* @return array Result
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*/
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public static function sendMessage($stream_key, $message, $type = 'chat', $super_chat_amount = null)
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{
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global $class_database, $cfg;
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$usr_id = isset($_SESSION['USER_ID']) ? (int) $_SESSION['USER_ID'] : 0;
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if ($usr_id == 0) {
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return ['success' => false, 'error' => 'Must be logged in to chat'];
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}
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// Check if chat is enabled
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$settings = self::getChatSettings($stream_key);
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if (!$settings['chat_enabled']) {
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return ['success' => false, 'error' => 'Chat is disabled for this stream'];
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}
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// Check if user is banned or timed out
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if (self::isUserBanned($stream_key, $usr_id)) {
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return ['success' => false, 'error' => 'You are banned from this chat'];
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}
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if (self::isUserTimedOut($stream_key, $usr_id)) {
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return ['success' => false, 'error' => 'You are timed out from this chat'];
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}
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// Validate message length
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$max_length = (int) ($cfg['live_chat_max_length'] ?? 500);
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if (strlen($message) > $max_length) {
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return ['success' => false, 'error' => "Message too long (max {$max_length} characters)"];
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}
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// Rate limiting
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$rate_limit = self::checkRateLimit($stream_key, $usr_id, $settings['slow_mode']);
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if (!$rate_limit['allowed']) {
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return ['success' => false, 'error' => $rate_limit['message']];
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}
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// Sanitize message
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$message = htmlspecialchars($message, ENT_QUOTES, 'UTF-8');
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// Insert message
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$sql = "INSERT INTO `db_live_chat_messages`
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(`stream_key`, `usr_id`, `message`, `message_type`, `super_chat_amount`)
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VALUES ('%s', %d, '%s', '%s', %s)";
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$class_database->doQuery($sql,
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$stream_key,
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$usr_id,
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$message,
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$type,
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$super_chat_amount ? (float) $super_chat_amount : 'NULL'
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);
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$msg_id = $class_database->insert_id();
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return [
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'success' => true,
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'msg_id' => $msg_id,
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'message' => $message,
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'timestamp' => date('Y-m-d H:i:s')
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];
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}
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/**
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* Get chat messages for a stream
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*
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* @param string $stream_key Stream file key
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* @param int $limit Number of messages
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* @param int $since_id Get messages after this ID
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* @return array Messages
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*/
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public static function getMessages($stream_key, $limit = 50, $since_id = 0)
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{
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global $class_database;
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$since_clause = $since_id > 0 ? "AND m.msg_id > {$since_id}" : "";
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$sql = "SELECT
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m.msg_id, m.message, m.message_type, m.super_chat_amount, m.timestamp,
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u.usr_id, u.usr_user, u.usr_dname, u.usr_key, u.usr_partner, u.usr_affiliate
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FROM `db_live_chat_messages` m
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JOIN `db_accountuser` u ON m.usr_id = u.usr_id
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WHERE m.stream_key = '%s'
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AND m.deleted = 0
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{$since_clause}
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ORDER BY m.msg_id DESC
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LIMIT %d";
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$result = $class_database->doQuery($sql, $stream_key, $limit);
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$messages = [];
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while ($row = $result->fetch_assoc()) {
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$messages[] = [
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'msg_id' => $row['msg_id'],
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'user_id' => $row['usr_id'],
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'username' => $row['usr_user'],
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'display_name' => $row['usr_dname'],
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'user_key' => $row['usr_key'],
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'is_partner' => $row['usr_partner'] == 1,
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'is_affiliate' => $row['usr_affiliate'] == 1,
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'message' => $row['message'],
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'type' => $row['message_type'],
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'super_chat_amount' => $row['super_chat_amount'],
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'timestamp' => $row['timestamp'],
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'is_moderator' => self::isModerator($stream_key, $row['usr_id'])
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];
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}
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return array_reverse($messages); // Return in chronological order
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}
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/**
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* Delete a message (moderation)
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*
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* @param int $msg_id Message ID
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* @param int $moderator_id Moderator user ID
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* @return bool Success
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*/
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public static function deleteMessage($msg_id, $moderator_id)
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{
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global $class_database;
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$sql = "UPDATE `db_live_chat_messages`
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SET `deleted` = 1, `deleted_by` = %d
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WHERE `msg_id` = %d";
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$class_database->doQuery($sql, $moderator_id, $msg_id);
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return true;
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}
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/**
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* Timeout a user
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*
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* @param string $stream_key Stream file key
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* @param int $usr_id User to timeout
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* @param int $duration Duration in seconds
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* @param string $reason Reason
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* @param int $moderator_id Moderator user ID
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* @return bool Success
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*/
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public static function timeoutUser($stream_key, $usr_id, $duration, $reason, $moderator_id)
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{
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global $class_database;
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$expires_at = date('Y-m-d H:i:s', time() + $duration);
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$sql = "INSERT INTO `db_live_chat_moderation`
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(`stream_key`, `usr_id`, `action`, `duration`, `reason`, `moderator_id`, `expires_at`)
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VALUES ('%s', %d, 'timeout', %d, '%s', %d, '%s')";
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$class_database->doQuery($sql,
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$stream_key,
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$usr_id,
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$duration,
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$reason,
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$moderator_id,
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$expires_at
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);
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return true;
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}
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/**
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* Ban a user from chat
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*
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* @param string $stream_key Stream file key
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* @param int $usr_id User to ban
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* @param string $reason Reason
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* @param int $moderator_id Moderator user ID
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* @return bool Success
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*/
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public static function banUser($stream_key, $usr_id, $reason, $moderator_id)
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{
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global $class_database;
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$sql = "INSERT INTO `db_live_chat_moderation`
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(`stream_key`, `usr_id`, `action`, `reason`, `moderator_id`)
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VALUES ('%s', %d, 'ban', '%s', %d)";
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$class_database->doQuery($sql, $stream_key, $usr_id, $reason, $moderator_id);
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return true;
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}
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/**
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* Check if user is banned
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*
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* @param string $stream_key Stream file key
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* @param int $usr_id User ID
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* @return bool Is banned
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*/
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public static function isUserBanned($stream_key, $usr_id)
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{
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global $class_database;
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$sql = "SELECT COUNT(*) as count FROM `db_live_chat_moderation`
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WHERE `stream_key` = '%s' AND `usr_id` = %d AND `action` = 'ban'
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ORDER BY `mod_id` DESC LIMIT 1";
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$result = $class_database->doQuery($sql, $stream_key, $usr_id);
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$row = $result->fetch_assoc();
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return $row['count'] > 0;
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}
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/**
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* Check if user is timed out
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*
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* @param string $stream_key Stream file key
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* @param int $usr_id User ID
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* @return bool Is timed out
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*/
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public static function isUserTimedOut($stream_key, $usr_id)
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{
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global $class_database;
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$sql = "SELECT COUNT(*) as count FROM `db_live_chat_moderation`
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WHERE `stream_key` = '%s'
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AND `usr_id` = %d
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AND `action` = 'timeout'
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AND `expires_at` > NOW()";
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$result = $class_database->doQuery($sql, $stream_key, $usr_id);
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$row = $result->fetch_assoc();
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return $row['count'] > 0;
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}
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/**
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* Check if user is a moderator
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*
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* @param string $stream_key Stream file key
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* @param int $usr_id User ID
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* @return bool Is moderator
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*/
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public static function isModerator($stream_key, $usr_id)
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{
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global $class_database;
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$sql = "SELECT COUNT(*) as count FROM `db_live_chat_moderators`
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WHERE `stream_key` = '%s' AND `usr_id` = %d";
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$result = $class_database->doQuery($sql, $stream_key, $usr_id);
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$row = $result->fetch_assoc();
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return $row['count'] > 0;
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}
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/**
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* Get chat settings for stream
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*
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* @param string $stream_key Stream file key
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* @return array Settings
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*/
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public static function getChatSettings($stream_key)
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{
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global $class_database;
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$sql = "SELECT * FROM `db_live_chat_settings` WHERE `stream_key` = '%s' LIMIT 1";
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$result = $class_database->doQuery($sql, $stream_key);
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$row = $result->fetch_assoc();
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if (!$row) {
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// Return defaults
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return [
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'chat_enabled' => 1,
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'slow_mode' => null,
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'subscriber_only' => 0,
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'follower_only' => 0,
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'emotes_enabled' => 1,
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'links_allowed' => 0
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];
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}
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return $row;
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}
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/**
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* Check rate limit
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*
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* @param string $stream_key Stream file key
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* @param int $usr_id User ID
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* @param int $slow_mode Slow mode seconds
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* @return array Result
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*/
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private static function checkRateLimit($stream_key, $usr_id, $slow_mode)
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{
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global $class_database, $cfg;
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$rate_limit = max((int) ($cfg['live_chat_rate_limit'] ?? 2), (int) $slow_mode);
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$sql = "SELECT MAX(timestamp) as last_message FROM `db_live_chat_messages`
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WHERE `stream_key` = '%s' AND `usr_id` = %d";
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$result = $class_database->doQuery($sql, $stream_key, $usr_id);
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$row = $result->fetch_assoc();
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if ($row['last_message']) {
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$last_time = strtotime($row['last_message']);
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$now = time();
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$diff = $now - $last_time;
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if ($diff < $rate_limit) {
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$wait = $rate_limit - $diff;
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return [
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'allowed' => false,
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'message' => "Please wait {$wait} seconds before sending another message"
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];
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}
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}
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return ['allowed' => true];
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}
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}
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