image.php
1 month ago
message-builder.php
1 month ago
model-environment.php
8 months ago
response-id-manager.php
1 month ago
session.php
1 week ago
usage-stats.php
2 months ago
session.php
203 lines
| 1 | <?php |
| 2 | |
| 3 | class Meow_MWAI_Services_Session { |
| 4 | private $core; |
| 5 | private $nonce = null; |
| 6 | // Memoized guest session id for this request. Without it, a guest whose first |
| 7 | // request has no cookie yet gets a fresh uniqid() on every call (setcookie |
| 8 | // does not populate $_COOKIE mid-request), so two calls in the same request |
| 9 | // disagree and guest-scoped checks (e.g. file ownership) mismatch. |
| 10 | private $sessionId = null; |
| 11 | |
| 12 | public function __construct( $core ) { |
| 13 | $this->core = $core; |
| 14 | } |
| 15 | |
| 16 | public function can_start_session() { |
| 17 | // Check if session already started |
| 18 | if ( session_status() !== PHP_SESSION_NONE ) { |
| 19 | return false; |
| 20 | } |
| 21 | |
| 22 | // Check if we're in a context where sessions shouldn't be started |
| 23 | if ( wp_doing_cron() || defined( 'DOING_AUTOSAVE' ) ) { |
| 24 | return false; |
| 25 | } |
| 26 | |
| 27 | // For AI Engine REST endpoints only - check if it's actually our endpoint |
| 28 | if ( $this->core->is_rest ) { |
| 29 | $request_uri = $_SERVER['REQUEST_URI'] ?? ''; |
| 30 | // Only start sessions for actual AI Engine endpoints |
| 31 | if ( strpos( $request_uri, '/mwai/' ) === false && strpos( $request_uri, 'rest_route=/mwai/' ) === false ) { |
| 32 | return false; |
| 33 | } |
| 34 | } |
| 35 | |
| 36 | // Allow developers to override |
| 37 | return apply_filters( 'mwai_allow_session', true ); |
| 38 | } |
| 39 | |
| 40 | public function get_nonce( $force = false ) { |
| 41 | // NONCE GENERATION LOGIC: |
| 42 | // - For logged-out users (unless forced): Return null - they must use /start_session endpoint |
| 43 | // - For logged-in users: Create user-specific nonce tied to their WP session |
| 44 | // - With $force=true: Always create nonce (used by /start_session endpoint) |
| 45 | // |
| 46 | // This ensures logged-in users get a nonce matching their auth context on page load, |
| 47 | // preventing rest_cookie_invalid_nonce errors when cookies are present. |
| 48 | if ( !$force && !is_user_logged_in() ) { |
| 49 | return null; |
| 50 | } |
| 51 | if ( isset( $this->nonce ) ) { |
| 52 | return $this->nonce; |
| 53 | } |
| 54 | $this->nonce = wp_create_nonce( 'wp_rest' ); |
| 55 | return $this->nonce; |
| 56 | } |
| 57 | |
| 58 | // ChatID |
| 59 | public function fix_chat_id( $query, $params ) { |
| 60 | if ( isset( $query->chatId ) && $query->chatId !== 'N/A' ) { |
| 61 | return $query->chatId; |
| 62 | } |
| 63 | $chatId = isset( $params['chatId'] ) ? $params['chatId'] : $query->session; |
| 64 | if ( $chatId === 'N/A' ) { |
| 65 | $chatId = $this->core->get_random_id( 8 ); |
| 66 | } |
| 67 | $query->set_chat_id( $chatId ); |
| 68 | return $chatId; |
| 69 | } |
| 70 | |
| 71 | public function get_session_id() { |
| 72 | // Check if we have the session cookie |
| 73 | if ( isset( $_COOKIE['mwai_session_id'] ) ) { |
| 74 | return $_COOKIE['mwai_session_id']; |
| 75 | } |
| 76 | |
| 77 | // Already generated one earlier in this request? Reuse it so repeated calls |
| 78 | // stay consistent (setcookie above does not populate $_COOKIE mid-request). |
| 79 | if ( $this->sessionId !== null ) { |
| 80 | return $this->sessionId; |
| 81 | } |
| 82 | |
| 83 | // If no cookie exists and we can set one, create it now (lazy initialization) |
| 84 | if ( !headers_sent() && !wp_doing_cron() ) { |
| 85 | $this->sessionId = uniqid(); |
| 86 | @setcookie( 'mwai_session_id', $this->sessionId, [ |
| 87 | 'expires' => 0, |
| 88 | 'path' => '/', |
| 89 | 'secure' => is_ssl(), |
| 90 | 'httponly' => true, |
| 91 | ] ); |
| 92 | return $this->sessionId; |
| 93 | } |
| 94 | |
| 95 | // For cron jobs or when headers are sent, return a temporary session ID |
| 96 | return wp_doing_cron() ? 'wp-cron' : 'N/A'; |
| 97 | } |
| 98 | |
| 99 | public function get_ip_address( $force = false ) { |
| 100 | // Get the actual IP address |
| 101 | $ip_keys = [ 'HTTP_CF_CONNECTING_IP', 'HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', |
| 102 | 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_X_REAL_IP', 'HTTP_FORWARDED_FOR', |
| 103 | 'HTTP_FORWARDED', 'REMOTE_ADDR' ]; |
| 104 | $actual_ip = null; |
| 105 | foreach ( $ip_keys as $key ) { |
| 106 | if ( array_key_exists( $key, $_SERVER ) === true ) { |
| 107 | $ips = explode( ',', $_SERVER[$key] ); |
| 108 | foreach ( $ips as $ip ) { |
| 109 | $ip = trim( $ip ); |
| 110 | if ( $this->validate_ip( $ip ) ) { |
| 111 | $actual_ip = $ip; |
| 112 | break 2; |
| 113 | } |
| 114 | } |
| 115 | } |
| 116 | } |
| 117 | if ( !$actual_ip ) { |
| 118 | $actual_ip = isset( $_SERVER['REMOTE_ADDR'] ) ? $_SERVER['REMOTE_ADDR'] : '127.0.0.1'; |
| 119 | } |
| 120 | |
| 121 | // If privacy_first is enabled and not forced, return hashed IP |
| 122 | if ( !$force && $this->core->get_option( 'privacy_first' ) ) { |
| 123 | // Use a salt that's unique per site but consistent |
| 124 | $salt = wp_salt( 'auth' ); |
| 125 | // Create a hash that's consistent for the same IP but anonymized |
| 126 | return 'hashed_' . substr( hash( 'sha256', $actual_ip . $salt ), 0, 16 ); |
| 127 | } |
| 128 | |
| 129 | return $actual_ip; |
| 130 | } |
| 131 | |
| 132 | public function get_user_data() { |
| 133 | $user = wp_get_current_user(); |
| 134 | if ( empty( $user ) || empty( $user->ID ) ) { |
| 135 | return null; |
| 136 | } |
| 137 | |
| 138 | // Return both the new format (for frontend) and placeholder format (for do_placeholders) |
| 139 | $userData = [ |
| 140 | 'ID' => $user->ID, |
| 141 | 'name' => $user->display_name, |
| 142 | 'email' => $user->user_email, |
| 143 | 'avatar' => get_avatar_url( $user->ID ), |
| 144 | 'type' => 'logged-in', |
| 145 | // Add placeholder keys for do_placeholders function |
| 146 | 'FIRST_NAME' => get_user_meta( $user->ID, 'first_name', true ), |
| 147 | 'LAST_NAME' => get_user_meta( $user->ID, 'last_name', true ), |
| 148 | 'USER_LOGIN' => isset( $user->data ) && isset( $user->data->user_login ) ? |
| 149 | $user->data->user_login : null, |
| 150 | 'DISPLAY_NAME' => isset( $user->data ) && isset( $user->data->display_name ) ? |
| 151 | $user->data->display_name : null, |
| 152 | 'AVATAR_URL' => get_avatar_url( $user->ID ), |
| 153 | ]; |
| 154 | |
| 155 | return $userData; |
| 156 | } |
| 157 | |
| 158 | public function get_user_id() { |
| 159 | // This function has to be re-thinked for all other API endpoints |
| 160 | $userId = null; |
| 161 | // If there is a current session, we probably know the current user |
| 162 | if ( is_user_logged_in() ) { |
| 163 | $userId = get_current_user_id(); |
| 164 | } |
| 165 | // For guest users, return null instead of generating a string ID |
| 166 | // This allows the database to store NULL for guests, which displays as "Guest" in the UI |
| 167 | return $userId; |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * Get session-based user ID for guest users |
| 172 | * This creates a unique identifier based on session ID for tracking guest uploads |
| 173 | * |
| 174 | * @return string|null Session-based user ID or null if no session |
| 175 | */ |
| 176 | public function get_session_user_id() { |
| 177 | $sessionId = $this->get_session_id(); |
| 178 | if ( !$sessionId || $sessionId === 'N/A' ) { |
| 179 | return null; |
| 180 | } |
| 181 | // Create a consistent user ID based on session |
| 182 | // Prefix with 'session_' to distinguish from real user IDs |
| 183 | return 'session_' . $sessionId; |
| 184 | } |
| 185 | |
| 186 | public function get_admin_user() { |
| 187 | $users = get_users( [ 'role' => 'administrator' ] ); |
| 188 | if ( !empty( $users ) ) { |
| 189 | return $users[0]; |
| 190 | } |
| 191 | return null; |
| 192 | } |
| 193 | |
| 194 | // Private helper methods |
| 195 | private function validate_ip( $ip ) { |
| 196 | if ( filter_var( $ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_IPV6 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE ) === false ) { |
| 197 | return false; |
| 198 | } |
| 199 | return true; |
| 200 | } |
| 201 | |
| 202 | } |
| 203 |