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SettingsAjax.php
372 lines
| 1 | <?php |
| 2 | /** |
| 3 | * CommerceBird Settings Ajax Handler |
| 4 | * |
| 5 | * @package CommerceBird\Admin\Actions\Ajax |
| 6 | */ |
| 7 | namespace CommerceBird\Admin\Actions\Ajax; |
| 8 | |
| 9 | use CommerceBird\Admin\Connectors\CommerceBird; |
| 10 | use CommerceBird\Admin\Traits\AjaxRequest; |
| 11 | use CommerceBird\Admin\Traits\OptionStatus; |
| 12 | use CommerceBird\Admin\Traits\Singleton; |
| 13 | use CommerceBird\Admin\Traits\LogWriter; |
| 14 | use WpOrg\Requests\Exception; |
| 15 | |
| 16 | if ( ! defined( 'ABSPATH' ) ) { |
| 17 | exit; |
| 18 | } |
| 19 | final class SettingsAjax { |
| 20 | |
| 21 | |
| 22 | use Singleton; |
| 23 | use AjaxRequest; |
| 24 | use OptionStatus; |
| 25 | use LogWriter; |
| 26 | |
| 27 | private const FORMS = array( |
| 28 | 'settings' => array( |
| 29 | 'id', |
| 30 | 'email', |
| 31 | 'token', |
| 32 | ), |
| 33 | ); |
| 34 | |
| 35 | private const ACTIONS = array( |
| 36 | 'get_subscription' => 'subscription_get', |
| 37 | 'get_settings' => 'settings_get', |
| 38 | 'save_settings' => 'settings_set', |
| 39 | 'reset_settings' => 'settings_reset', |
| 40 | ); |
| 41 | |
| 42 | // private const SOURCE = 'settings'; |
| 43 | private const OPTIONS = array( |
| 44 | 'settings' => array( |
| 45 | 'token' => 'commercebird-exact-online-token', |
| 46 | 'id' => 'commercebird-subscription-id', |
| 47 | 'email' => 'commercebird-woo-webhook-status', |
| 48 | ), |
| 49 | ); |
| 50 | |
| 51 | /** |
| 52 | * SettingsAjax constructor. |
| 53 | */ |
| 54 | public function __construct() { |
| 55 | $this->load_actions(); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Retrieves the subscription details with enhanced security. |
| 60 | * |
| 61 | * @return void |
| 62 | */ |
| 63 | public function subscription_get(): void { |
| 64 | $this->verify(); |
| 65 | |
| 66 | // Validate subscription ID and email ownership |
| 67 | $subscription_id = get_option( self::OPTIONS['settings']['id'], 0 ); |
| 68 | $stored_email = get_option( self::OPTIONS['settings']['email'], '' ); |
| 69 | |
| 70 | if ( empty( $subscription_id ) || empty( $stored_email ) ) { |
| 71 | $this->errors = array( 'message' => 'Missing subscription ID or email' ); |
| 72 | $this->serve(); |
| 73 | return; |
| 74 | } |
| 75 | |
| 76 | $subscription_data = $this->get_subscription_data(); |
| 77 | |
| 78 | // Server-side email validation - critical security check |
| 79 | if ( isset( $subscription_data['billing']['email'] ) ) { |
| 80 | if ( $subscription_data['billing']['email'] !== $stored_email ) { |
| 81 | $this->errors = array( |
| 82 | 'message' => 'Email mismatch: Access denied', |
| 83 | 'code' => 'email_mismatch', |
| 84 | ); |
| 85 | |
| 86 | // Log potential security breach attempt |
| 87 | error_log( sprintf( |
| 88 | 'CommerceBird Security: Email mismatch attempt. User ID: %d, IP: %s, Stored: %s, Attempted: %s', |
| 89 | get_current_user_id(), |
| 90 | $_SERVER['REMOTE_ADDR'], |
| 91 | $stored_email, |
| 92 | $subscription_data['billing']['email'] |
| 93 | ) ); |
| 94 | |
| 95 | $this->serve(); |
| 96 | return; |
| 97 | } |
| 98 | } else { |
| 99 | // If no subscription data or no billing email, return empty structure |
| 100 | $this->response = $this->get_empty_subscription_structure(); |
| 101 | $this->serve(); |
| 102 | return; |
| 103 | } |
| 104 | |
| 105 | // Remove sensitive data before sending to frontend |
| 106 | $safe_data = $this->sanitize_subscription_data( $subscription_data ); |
| 107 | $this->response = $safe_data; |
| 108 | $this->serve(); |
| 109 | } |
| 110 | |
| 111 | /** |
| 112 | * @description Function to get subscription data from CommerceBird API. |
| 113 | */ |
| 114 | public function get_subscription_data(): array { |
| 115 | $transient = get_transient( 'subscription_details' ); |
| 116 | if ( ! empty( $transient ) ) { |
| 117 | return $transient; |
| 118 | } |
| 119 | $subscription_id = get_option( self::OPTIONS['settings']['id'], 0 ); |
| 120 | ; |
| 121 | $data = ( new CommerceBird() )->get_subscription( |
| 122 | array( |
| 123 | 'subscriptionId' => $subscription_id, |
| 124 | ) |
| 125 | ); |
| 126 | if ( is_wp_error( $data ) ) { |
| 127 | return array( |
| 128 | 'status' => 'error', |
| 129 | 'message' => $data->get_error_message(), |
| 130 | ); |
| 131 | } |
| 132 | if ( ! empty( $data ) && array_key_exists( 'status', $data ) && 'error' !== $data['status'] ) { |
| 133 | $data['variation_id'] = array_column( isset( $data['line_items'] ) ? $data['line_items'] : array(), 'variation_id' ); |
| 134 | $plan_names = array_column( isset( $data['line_items'] ) ? $data['line_items'] : array(), 'name' ); |
| 135 | $data['plan'] = implode( ', ', $plan_names ); |
| 136 | set_transient( 'subscription_details', $data, WEEK_IN_SECONDS ); |
| 137 | } else { |
| 138 | $data = array( |
| 139 | 'status' => 'error', |
| 140 | 'message' => $data['message'], |
| 141 | ); |
| 142 | } |
| 143 | return $data; |
| 144 | } |
| 145 | |
| 146 | |
| 147 | /** |
| 148 | * Resets the settings details. |
| 149 | * |
| 150 | * @return void |
| 151 | */ |
| 152 | public function settings_reset(): void { |
| 153 | $this->verify(); |
| 154 | delete_option( self::OPTIONS['settings']['token'] ); |
| 155 | delete_option( self::OPTIONS['settings']['id'] ); |
| 156 | delete_option( self::OPTIONS['settings']['email'] ); |
| 157 | $this->response = array( 'message' => 'Reset successfully!' ); |
| 158 | $this->serve(); |
| 159 | } |
| 160 | |
| 161 | /** |
| 162 | * Retrieves the settings details. |
| 163 | * |
| 164 | * @return void |
| 165 | */ |
| 166 | public function settings_get(): void { |
| 167 | $this->verify(); |
| 168 | $token = get_option( self::OPTIONS['settings']['token'], '' ); |
| 169 | $id = get_option( self::OPTIONS['settings']['id'], '' ); |
| 170 | $email = get_option( self::OPTIONS['settings']['email'], '' ); |
| 171 | $this->response['token'] = $token; |
| 172 | $this->response['id'] = $id; |
| 173 | $this->response['email'] = $email; |
| 174 | $this->serve(); |
| 175 | } |
| 176 | |
| 177 | /** |
| 178 | * Sets the settings for the class with enhanced validation. |
| 179 | * |
| 180 | * @return void |
| 181 | */ |
| 182 | public function settings_set(): void { |
| 183 | $this->verify( self::FORMS['settings'] ); |
| 184 | |
| 185 | try { |
| 186 | if ( $this->data ) { |
| 187 | // Enhanced input validation |
| 188 | $id = $this->validate_subscription_id( $this->data['id'] ?? '' ); |
| 189 | $email = $this->validate_email( $this->data['email'] ?? '' ); |
| 190 | $token = $this->validate_token( $this->data['token'] ?? '' ); |
| 191 | |
| 192 | if ( ! $id || ! $email || ! $token ) { |
| 193 | $this->errors = array( 'message' => 'Invalid input data provided' ); |
| 194 | $this->serve(); |
| 195 | return; |
| 196 | } |
| 197 | |
| 198 | // Update options with validated data |
| 199 | update_option( self::OPTIONS['settings']['id'], $id ); |
| 200 | update_option( self::OPTIONS['settings']['email'], $email ); |
| 201 | update_option( self::OPTIONS['settings']['token'], $token ); |
| 202 | |
| 203 | // Clear cached subscription data when settings change |
| 204 | delete_transient( 'subscription_details' ); |
| 205 | |
| 206 | $this->response = array( 'message' => 'Settings saved successfully' ); |
| 207 | } else { |
| 208 | $this->errors = array( 'message' => 'No data provided' ); |
| 209 | } |
| 210 | } catch (Exception $exception) { |
| 211 | $this->errors = array( 'message' => 'Failed to save settings' ); |
| 212 | } |
| 213 | $this->serve(); |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Validate subscription ID format. |
| 218 | * |
| 219 | * @param string $id Subscription ID to validate. |
| 220 | * @return string|false Validated ID or false if invalid. |
| 221 | */ |
| 222 | private function validate_subscription_id( $id ) { |
| 223 | $id = sanitize_text_field( $id ); |
| 224 | return is_numeric( $id ) && $id > 0 ? $id : false; |
| 225 | } |
| 226 | |
| 227 | /** |
| 228 | * Validate email format and sanitize. |
| 229 | * |
| 230 | * @param string $email Email to validate. |
| 231 | * @return string|false Validated email or false if invalid. |
| 232 | */ |
| 233 | private function validate_email( $email ) { |
| 234 | $email = sanitize_email( $email ); |
| 235 | return is_email( $email ) ? $email : false; |
| 236 | } |
| 237 | |
| 238 | /** |
| 239 | * Validate token format. |
| 240 | * |
| 241 | * @param string $token Token to validate. |
| 242 | * @return string|false Validated token or false if invalid. |
| 243 | */ |
| 244 | private function validate_token( $token ) { |
| 245 | $token = sanitize_text_field( $token ); |
| 246 | // Basic token validation - adjust pattern as needed |
| 247 | return preg_match( '/^[a-zA-Z0-9_-]+$/', $token ) ? $token : false; |
| 248 | } |
| 249 | |
| 250 | /** |
| 251 | * Sanitize subscription data before sending to frontend. |
| 252 | * |
| 253 | * @param array $data Raw subscription data. |
| 254 | * @return array Sanitized data. |
| 255 | */ |
| 256 | /** |
| 257 | * Sanitize subscription data before sending to frontend. |
| 258 | * |
| 259 | * @param array $data Raw subscription data. |
| 260 | * @return array Sanitized data. |
| 261 | */ |
| 262 | private function sanitize_subscription_data( $data ) { |
| 263 | if ( ! is_array( $data ) ) { |
| 264 | return array(); |
| 265 | } |
| 266 | |
| 267 | // Remove or hash sensitive billing information |
| 268 | if ( isset( $data['billing'] ) ) { |
| 269 | $safe_billing = array(); |
| 270 | // Include safe billing fields that frontend expects |
| 271 | $safe_billing_fields = array( 'first_name', 'company', 'country', 'email' ); |
| 272 | foreach ( $safe_billing_fields as $billing_field ) { |
| 273 | if ( isset( $data['billing'][ $billing_field ] ) ) { |
| 274 | if ( $billing_field === 'email' ) { |
| 275 | $safe_billing[ $billing_field ] = sanitize_email( $data['billing'][ $billing_field ] ); |
| 276 | } else { |
| 277 | $safe_billing[ $billing_field ] = sanitize_text_field( $data['billing'][ $billing_field ] ); |
| 278 | } |
| 279 | } |
| 280 | } |
| 281 | $data['billing'] = $safe_billing; |
| 282 | } |
| 283 | |
| 284 | // Define all safe fields that the frontend expects |
| 285 | $safe_fields = array( |
| 286 | 'status', |
| 287 | 'plan', |
| 288 | 'currency', |
| 289 | 'total', |
| 290 | 'needs_payment', |
| 291 | 'next_payment_date_gmt', |
| 292 | 'payment_url', |
| 293 | 'variation_id', |
| 294 | ); |
| 295 | $sanitized = array(); |
| 296 | |
| 297 | foreach ( $safe_fields as $field ) { |
| 298 | if ( isset( $data[ $field ] ) ) { |
| 299 | if ( is_array( $data[ $field ] ) ) { |
| 300 | $sanitized[ $field ] = array_map( 'sanitize_text_field', $data[ $field ] ); |
| 301 | } else { |
| 302 | if ( $field === 'needs_payment' ) { |
| 303 | $sanitized[ $field ] = (bool) $data[ $field ]; |
| 304 | } else { |
| 305 | $sanitized[ $field ] = sanitize_text_field( $data[ $field ] ); |
| 306 | } |
| 307 | } |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | // Handle fee_lines array specially since it contains objects |
| 312 | if ( isset( $data['fee_lines'] ) && is_array( $data['fee_lines'] ) ) { |
| 313 | $sanitized['fee_lines'] = array(); |
| 314 | foreach ( $data['fee_lines'] as $fee_line ) { |
| 315 | if ( is_array( $fee_line ) ) { |
| 316 | $sanitized_fee = array(); |
| 317 | $fee_fields = array( 'id', 'name', 'tax_class', 'tax_status' ); |
| 318 | foreach ( $fee_fields as $fee_field ) { |
| 319 | if ( isset( $fee_line[ $fee_field ] ) ) { |
| 320 | if ( $fee_field === 'id' ) { |
| 321 | $sanitized_fee[ $fee_field ] = (int) $fee_line[ $fee_field ]; |
| 322 | } else { |
| 323 | $sanitized_fee[ $fee_field ] = sanitize_text_field( $fee_line[ $fee_field ] ); |
| 324 | } |
| 325 | } |
| 326 | } |
| 327 | $sanitized['fee_lines'][] = $sanitized_fee; |
| 328 | } |
| 329 | } |
| 330 | } |
| 331 | |
| 332 | // Include billing data |
| 333 | if ( isset( $data['billing'] ) ) { |
| 334 | $sanitized['billing'] = $data['billing']; |
| 335 | } |
| 336 | |
| 337 | return $sanitized; |
| 338 | } |
| 339 | |
| 340 | /** |
| 341 | * Get empty subscription structure that matches frontend expectations. |
| 342 | * |
| 343 | * @return array Empty subscription structure. |
| 344 | */ |
| 345 | private function get_empty_subscription_structure(): array { |
| 346 | return array( |
| 347 | 'status' => '', |
| 348 | 'currency' => '', |
| 349 | 'total' => '', |
| 350 | 'fee_lines' => array(), |
| 351 | 'payment_url' => '', |
| 352 | 'needs_payment' => false, |
| 353 | 'next_payment_date_gmt' => '', |
| 354 | 'variation_id' => array(), |
| 355 | 'plan' => '', |
| 356 | 'billing' => array( |
| 357 | 'first_name' => '', |
| 358 | 'company' => '', |
| 359 | 'country' => '', |
| 360 | 'email' => '', |
| 361 | ), |
| 362 | ); |
| 363 | } |
| 364 | |
| 365 | /** |
| 366 | * Function to get the token from the settings. |
| 367 | */ |
| 368 | public function get_token() { |
| 369 | return get_option( self::OPTIONS['settings']['token'], '' ); |
| 370 | } |
| 371 | } |
| 372 |