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SettingsAjax.php
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SettingsAjax.php
553 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\Connector; |
| 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 CommerceBird\CMBIRD_AI_Product_Blocks_Cron; |
| 15 | use WpOrg\Requests\Exception; |
| 16 | |
| 17 | if ( ! defined( 'ABSPATH' ) ) { |
| 18 | exit; |
| 19 | } |
| 20 | final class SettingsAjax { |
| 21 | |
| 22 | |
| 23 | use Singleton; |
| 24 | use AjaxRequest; |
| 25 | use OptionStatus; |
| 26 | use LogWriter; |
| 27 | |
| 28 | private const FORMS = array( |
| 29 | 'settings' => array( |
| 30 | 'id', |
| 31 | 'email', |
| 32 | 'token', |
| 33 | ), |
| 34 | 'ai_features' => array( |
| 35 | 'reviews', |
| 36 | 'faq', |
| 37 | 'shopping', |
| 38 | ), |
| 39 | ); |
| 40 | |
| 41 | private const ACTIONS = array( |
| 42 | 'get_subscription' => 'subscription_get', |
| 43 | 'get_settings' => 'settings_get', |
| 44 | 'save_settings' => 'settings_set', |
| 45 | 'reset_settings' => 'settings_reset', |
| 46 | 'get_ai_features' => 'ai_features_get', |
| 47 | 'save_ai_features' => 'ai_features_set', |
| 48 | ); |
| 49 | |
| 50 | private const OPTIONS = array( |
| 51 | 'settings' => array( |
| 52 | 'token' => 'commercebird-exact-online-token', |
| 53 | 'id' => 'commercebird-subscription-id', |
| 54 | 'email' => 'commercebird-woo-webhook-status', |
| 55 | ), |
| 56 | 'ai_features' => array( |
| 57 | 'reviews' => 'cmbird_ai_review_summary_enabled', |
| 58 | 'faq' => 'cmbird_ai_content_writer_enabled', |
| 59 | 'shopping' => 'cmbird_ai_shopping_experience_enabled', |
| 60 | ), |
| 61 | ); |
| 62 | |
| 63 | /** |
| 64 | * SettingsAjax constructor. |
| 65 | */ |
| 66 | public function __construct() { |
| 67 | $this->load_actions(); |
| 68 | } |
| 69 | |
| 70 | /** |
| 71 | * Retrieves the subscription details with enhanced security. |
| 72 | * |
| 73 | * @return void |
| 74 | */ |
| 75 | public function subscription_get(): void { |
| 76 | $this->verify(); |
| 77 | |
| 78 | // Validate subscription ID and email ownership. |
| 79 | $subscription_id = get_option( self::OPTIONS['settings']['id'], 0 ); |
| 80 | $stored_email = get_option( self::OPTIONS['settings']['email'], '' ); |
| 81 | |
| 82 | if ( empty( $subscription_id ) || empty( $stored_email ) ) { |
| 83 | $this->errors = array( 'message' => 'Missing subscription ID or email' ); |
| 84 | $this->serve(); |
| 85 | return; |
| 86 | } |
| 87 | |
| 88 | $subscription_data = $this->get_subscription_data(); |
| 89 | |
| 90 | // Server-side email validation - critical security check. |
| 91 | if ( isset( $subscription_data['billing']['email'] ) ) { |
| 92 | if ( $subscription_data['billing']['email'] !== $stored_email ) { |
| 93 | $this->errors = array( |
| 94 | 'message' => 'Email mismatch: Access denied', |
| 95 | 'code' => 'email_mismatch', |
| 96 | ); |
| 97 | |
| 98 | // Log potential security breach attempt. |
| 99 | // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log -- Required for security logging. |
| 100 | error_log( |
| 101 | sprintf( |
| 102 | 'CommerceBird Security: Email mismatch attempt. User ID: %d, IP: %s, Stored: %s, Attempted: %s', |
| 103 | get_current_user_id(), |
| 104 | isset( $_SERVER['REMOTE_ADDR'] ) ? $_SERVER['REMOTE_ADDR'] : 'unknown', |
| 105 | $stored_email, |
| 106 | $subscription_data['billing']['email'] |
| 107 | ) |
| 108 | ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotValidated, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash -- Security logging. |
| 109 | |
| 110 | $this->serve(); |
| 111 | return; |
| 112 | } |
| 113 | } else { |
| 114 | // If no subscription data or no billing email, return empty structure. |
| 115 | $this->response = $this->get_empty_subscription_structure(); |
| 116 | $this->serve(); |
| 117 | return; |
| 118 | } |
| 119 | |
| 120 | // Remove sensitive data before sending to frontend. |
| 121 | $safe_data = $this->sanitize_subscription_data( $subscription_data ); |
| 122 | $this->response = $safe_data; |
| 123 | $this->serve(); |
| 124 | } |
| 125 | |
| 126 | /** |
| 127 | * @description Function to get subscription data from CommerceBird API. |
| 128 | */ |
| 129 | public function get_subscription_data(): array { |
| 130 | $transient = get_transient( 'subscription_details' ); |
| 131 | if ( ! empty( $transient ) ) { |
| 132 | return $transient; |
| 133 | } |
| 134 | $subscription_id = get_option( self::OPTIONS['settings']['id'], 0 ); |
| 135 | $data = ( new Connector() )->get_subscription( |
| 136 | array( |
| 137 | 'subscriptionId' => $subscription_id, |
| 138 | ) |
| 139 | ); |
| 140 | if ( is_wp_error( $data ) ) { |
| 141 | return array( |
| 142 | 'status' => 'error', |
| 143 | 'message' => $data->get_error_message(), |
| 144 | ); |
| 145 | } |
| 146 | if ( ! empty( $data ) && 'error' !== $data['status'] ) { |
| 147 | $data['variation_id'] = array_column( isset( $data['line_items'] ) ? $data['line_items'] : array(), 'variation_id' ); |
| 148 | $plan_names = array_column( isset( $data['line_items'] ) ? $data['line_items'] : array(), 'name' ); |
| 149 | $data['plan'] = implode( ', ', $plan_names ); |
| 150 | set_transient( 'subscription_details', $data, WEEK_IN_SECONDS ); |
| 151 | |
| 152 | // Store subscription status for admin notices. |
| 153 | update_option( 'commercebird-subscription-status', $data['status'], false ); |
| 154 | } else { |
| 155 | $data = array( |
| 156 | 'status' => 'error', |
| 157 | 'message' => $data['message'], |
| 158 | ); |
| 159 | } |
| 160 | return $data; |
| 161 | } |
| 162 | |
| 163 | |
| 164 | /** |
| 165 | * Resets the settings details. |
| 166 | * |
| 167 | * @return void |
| 168 | */ |
| 169 | public function settings_reset(): void { |
| 170 | $this->verify(); |
| 171 | delete_option( self::OPTIONS['settings']['token'] ); |
| 172 | delete_option( self::OPTIONS['settings']['id'] ); |
| 173 | delete_option( self::OPTIONS['settings']['email'] ); |
| 174 | $this->response = array( 'message' => 'Reset successfully!' ); |
| 175 | $this->serve(); |
| 176 | } |
| 177 | |
| 178 | /** |
| 179 | * Retrieves the settings details. |
| 180 | * |
| 181 | * @return void |
| 182 | */ |
| 183 | public function settings_get(): void { |
| 184 | $this->verify(); |
| 185 | $token = get_option( self::OPTIONS['settings']['token'], '' ); |
| 186 | $id = get_option( self::OPTIONS['settings']['id'], '' ); |
| 187 | $email = get_option( self::OPTIONS['settings']['email'], '' ); |
| 188 | $this->response['token'] = $token; |
| 189 | $this->response['id'] = $id; |
| 190 | $this->response['email'] = $email; |
| 191 | $this->serve(); |
| 192 | } |
| 193 | |
| 194 | /** |
| 195 | * Retrieves AI feature toggle settings. |
| 196 | * |
| 197 | * @return void |
| 198 | */ |
| 199 | public function ai_features_get(): void { |
| 200 | $this->verify(); |
| 201 | |
| 202 | $this->response = array( |
| 203 | 'reviews' => (bool) get_option( self::OPTIONS['ai_features']['reviews'], false ), |
| 204 | 'faq' => (bool) get_option( self::OPTIONS['ai_features']['faq'], false ), |
| 205 | 'shopping' => (bool) get_option( self::OPTIONS['ai_features']['shopping'], false ), |
| 206 | 'ai_connector_active' => $this->is_ai_connector_active(), |
| 207 | ); |
| 208 | |
| 209 | // Keep legacy key for backward compatibility with older admin builds. |
| 210 | $this->response['writer'] = $this->response['faq']; |
| 211 | |
| 212 | $this->serve(); |
| 213 | } |
| 214 | |
| 215 | /** |
| 216 | * Determines whether at least one WordPress AI connector can generate text. |
| 217 | * |
| 218 | * AI feature blocks rely on the native WordPress AI Connector. A connector is |
| 219 | * only usable when it actually supports text generation, so we probe each |
| 220 | * registered connector via the AI client. Connectors that cannot generate text |
| 221 | * (e.g. "akismet") are ignored. |
| 222 | * |
| 223 | * @return bool True when one or more connectors support text generation. |
| 224 | */ |
| 225 | private function is_ai_connector_active(): bool { |
| 226 | if ( |
| 227 | ! function_exists( 'wp_supports_ai' ) |
| 228 | || ! function_exists( 'wp_get_connectors' ) |
| 229 | || ! function_exists( 'wp_ai_client_prompt' ) |
| 230 | ) { |
| 231 | return false; |
| 232 | } |
| 233 | |
| 234 | // Environment-level gate; never throws. |
| 235 | if ( ! wp_supports_ai() ) { |
| 236 | return false; |
| 237 | } |
| 238 | |
| 239 | $connectors = wp_get_connectors(); |
| 240 | if ( ! is_array( $connectors ) || empty( $connectors ) ) { |
| 241 | return false; |
| 242 | } |
| 243 | |
| 244 | foreach ( $connectors as $connector_id => $connector ) { |
| 245 | /* |
| 246 | * The AI client builder's magic __call() only catches \Exception, so a |
| 247 | * \Error/\TypeError raised while probing a connector (e.g. a non-AI |
| 248 | * connector such as akismet, an unconfigured provider, or registry |
| 249 | * resolution) would otherwise bubble up as a fatal "critical error". |
| 250 | * Contain it per connector and treat a failure as "not text-capable". |
| 251 | */ |
| 252 | try { |
| 253 | $builder = wp_ai_client_prompt( 'test' )->using_provider( (string) $connector_id ); |
| 254 | |
| 255 | // Claude (Anthropic) models reject the temperature option, which would make |
| 256 | // the support check fail for an otherwise capable provider. Only set the |
| 257 | // temperature for providers that accept it. |
| 258 | if ( ! $this->connector_rejects_temperature( (string) $connector_id, (array) $connector ) ) { |
| 259 | $builder = $builder->using_temperature( 0.7 ); |
| 260 | } |
| 261 | |
| 262 | if ( $builder->is_supported_for_text_generation() ) { |
| 263 | return true; |
| 264 | } |
| 265 | } catch ( \Throwable $e ) { |
| 266 | continue; |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | return false; |
| 271 | } |
| 272 | |
| 273 | /** |
| 274 | * Determines whether a connector's model rejects the temperature option. |
| 275 | * |
| 276 | * Anthropic (Claude) models do not accept a temperature parameter, so it must |
| 277 | * be omitted from the text-generation support check for them. |
| 278 | * |
| 279 | * @param string $connector_id Connector ID from wp_get_connectors(). |
| 280 | * @param array<string, mixed> $connector Connector settings. |
| 281 | * @return bool True when the temperature option must not be applied. |
| 282 | */ |
| 283 | private function connector_rejects_temperature( string $connector_id, array $connector ): bool { |
| 284 | $haystack = strtolower( $connector_id . ' ' . ( isset( $connector['name'] ) ? (string) $connector['name'] : '' ) ); |
| 285 | |
| 286 | return str_contains( $haystack, 'anthropic' ) || str_contains( $haystack, 'claude' ); |
| 287 | } |
| 288 | |
| 289 | /** |
| 290 | * Sets the settings for the class with enhanced validation. |
| 291 | * |
| 292 | * @return void |
| 293 | */ |
| 294 | public function settings_set(): void { |
| 295 | $this->verify( self::FORMS['settings'] ); |
| 296 | |
| 297 | try { |
| 298 | if ( $this->data ) { |
| 299 | // Enhanced input validation. |
| 300 | $id = $this->validate_subscription_id( $this->data['id'] ?? '' ); |
| 301 | $email = $this->validate_email( $this->data['email'] ?? '' ); |
| 302 | $token = $this->validate_token( $this->data['token'] ?? '' ); |
| 303 | |
| 304 | if ( ! $id || ! $email || ! $token ) { |
| 305 | $this->errors = array( 'message' => 'Invalid input data provided' ); |
| 306 | $this->serve(); |
| 307 | return; |
| 308 | } |
| 309 | |
| 310 | // Update options with validated data. |
| 311 | update_option( self::OPTIONS['settings']['id'], $id ); |
| 312 | update_option( self::OPTIONS['settings']['email'], $email ); |
| 313 | update_option( self::OPTIONS['settings']['token'], $token ); |
| 314 | |
| 315 | // Clear cached subscription data when settings change. |
| 316 | delete_transient( 'subscription_details' ); |
| 317 | |
| 318 | $this->response = array( 'message' => 'Settings saved successfully' ); |
| 319 | } else { |
| 320 | $this->errors = array( 'message' => 'No data provided' ); |
| 321 | } |
| 322 | } catch ( Exception $exception ) { |
| 323 | $this->errors = array( 'message' => 'Failed to save settings' ); |
| 324 | } |
| 325 | $this->serve(); |
| 326 | } |
| 327 | |
| 328 | /** |
| 329 | * Saves AI feature toggle settings as boolean values. |
| 330 | * |
| 331 | * @return void |
| 332 | */ |
| 333 | public function ai_features_set(): void { |
| 334 | $this->verify( self::FORMS['ai_features'] ); |
| 335 | |
| 336 | if ( empty( $this->data ) || ! is_array( $this->data ) ) { |
| 337 | $this->errors = array( 'message' => 'No AI feature data provided' ); |
| 338 | $this->serve(); |
| 339 | return; |
| 340 | } |
| 341 | |
| 342 | $connector_active = $this->is_ai_connector_active(); |
| 343 | |
| 344 | // Without an active WordPress AI connector the features cannot run, so we |
| 345 | // refuse to enable any of them regardless of the incoming payload. |
| 346 | $reviews_enabled = $connector_active && $this->normalize_boolean( $this->data['reviews'] ?? false ); |
| 347 | $faq_enabled = $connector_active && $this->normalize_boolean( $this->data['faq'] ?? ( $this->data['writer'] ?? false ) ); |
| 348 | $shopping_enabled = $connector_active && $this->normalize_boolean( $this->data['shopping'] ?? false ); |
| 349 | |
| 350 | update_option( self::OPTIONS['ai_features']['reviews'], $reviews_enabled ); |
| 351 | update_option( self::OPTIONS['ai_features']['faq'], $faq_enabled ); |
| 352 | update_option( self::OPTIONS['ai_features']['shopping'], $shopping_enabled ); |
| 353 | |
| 354 | if ( $reviews_enabled ) { |
| 355 | CMBIRD_AI_Product_Blocks_Cron::activate(); |
| 356 | } else { |
| 357 | CMBIRD_AI_Product_Blocks_Cron::deactivate(); |
| 358 | } |
| 359 | |
| 360 | $this->response = array( |
| 361 | 'message' => $connector_active |
| 362 | ? 'AI feature settings saved successfully' |
| 363 | : 'No active WordPress AI Connector found. Configure one to enable AI features.', |
| 364 | 'reviews' => $reviews_enabled, |
| 365 | 'faq' => $faq_enabled, |
| 366 | 'shopping' => $shopping_enabled, |
| 367 | 'ai_connector_active' => $connector_active, |
| 368 | ); |
| 369 | |
| 370 | // Keep legacy key for backward compatibility with older admin builds. |
| 371 | $this->response['writer'] = $this->response['faq']; |
| 372 | |
| 373 | $this->serve(); |
| 374 | } |
| 375 | |
| 376 | /** |
| 377 | * Convert mixed values into canonical booleans. |
| 378 | * |
| 379 | * @param mixed $value Input value from request payload. |
| 380 | * @return bool |
| 381 | */ |
| 382 | private function normalize_boolean( $value ): bool { |
| 383 | if ( is_bool( $value ) ) { |
| 384 | return $value; |
| 385 | } |
| 386 | |
| 387 | if ( is_int( $value ) ) { |
| 388 | return 1 === $value; |
| 389 | } |
| 390 | |
| 391 | if ( is_string( $value ) ) { |
| 392 | $normalized = strtolower( trim( $value ) ); |
| 393 | return in_array( $normalized, array( '1', 'true', 'yes', 'on' ), true ); |
| 394 | } |
| 395 | |
| 396 | return false; |
| 397 | } |
| 398 | |
| 399 | /** |
| 400 | * Validate subscription ID format. |
| 401 | * |
| 402 | * @param string $id Subscription ID to validate. |
| 403 | * @return string|false Validated ID or false if invalid. |
| 404 | */ |
| 405 | private function validate_subscription_id( $id ) { |
| 406 | $id = sanitize_text_field( $id ); |
| 407 | return is_numeric( $id ) && $id > 0 ? $id : false; |
| 408 | } |
| 409 | |
| 410 | /** |
| 411 | * Validate email format and sanitize. |
| 412 | * |
| 413 | * @param string $email Email to validate. |
| 414 | * @return string|false Validated email or false if invalid. |
| 415 | */ |
| 416 | private function validate_email( $email ) { |
| 417 | $email = sanitize_email( $email ); |
| 418 | return is_email( $email ) ? $email : false; |
| 419 | } |
| 420 | |
| 421 | /** |
| 422 | * Validate token format. |
| 423 | * |
| 424 | * @param string $token Token to validate. |
| 425 | * @return string|false Validated token or false if invalid. |
| 426 | */ |
| 427 | private function validate_token( $token ) { |
| 428 | $token = sanitize_text_field( $token ); |
| 429 | // Basic token validation - adjust pattern as needed. |
| 430 | return preg_match( '/^[a-zA-Z0-9_-]+$/', $token ) ? $token : false; |
| 431 | } |
| 432 | |
| 433 | /** |
| 434 | * Sanitize subscription data before sending to frontend. |
| 435 | * |
| 436 | * @param array $data Raw subscription data. |
| 437 | * @return array Sanitized data. |
| 438 | */ |
| 439 | /** |
| 440 | * Sanitize subscription data before sending to frontend. |
| 441 | * |
| 442 | * @param array $data Raw subscription data. |
| 443 | * @return array Sanitized data. |
| 444 | */ |
| 445 | private function sanitize_subscription_data( $data ) { |
| 446 | if ( ! is_array( $data ) ) { |
| 447 | return array(); |
| 448 | } |
| 449 | |
| 450 | // Remove or hash sensitive billing information. |
| 451 | if ( isset( $data['billing'] ) ) { |
| 452 | $safe_billing = array(); |
| 453 | // Include safe billing fields that frontend expects. |
| 454 | $safe_billing_fields = array( 'first_name', 'company', 'country', 'email' ); |
| 455 | foreach ( $safe_billing_fields as $billing_field ) { |
| 456 | if ( isset( $data['billing'][ $billing_field ] ) ) { |
| 457 | if ( 'email' === $billing_field ) { |
| 458 | $safe_billing[ $billing_field ] = sanitize_email( $data['billing'][ $billing_field ] ); |
| 459 | } else { |
| 460 | $safe_billing[ $billing_field ] = sanitize_text_field( $data['billing'][ $billing_field ] ); |
| 461 | } |
| 462 | } |
| 463 | } |
| 464 | $data['billing'] = $safe_billing; |
| 465 | } |
| 466 | |
| 467 | // Define all safe fields that the frontend expects. |
| 468 | $safe_fields = array( |
| 469 | 'status', |
| 470 | 'plan', |
| 471 | 'currency', |
| 472 | 'total', |
| 473 | 'needs_payment', |
| 474 | 'next_payment_date_gmt', |
| 475 | 'payment_url', |
| 476 | 'variation_id', |
| 477 | ); |
| 478 | $sanitized = array(); |
| 479 | |
| 480 | foreach ( $safe_fields as $field ) { |
| 481 | if ( isset( $data[ $field ] ) ) { |
| 482 | if ( is_array( $data[ $field ] ) ) { |
| 483 | $sanitized[ $field ] = array_map( 'sanitize_text_field', $data[ $field ] ); |
| 484 | } elseif ( 'needs_payment' === $field ) { |
| 485 | $sanitized[ $field ] = (bool) $data[ $field ]; |
| 486 | } else { |
| 487 | $sanitized[ $field ] = sanitize_text_field( $data[ $field ] ); |
| 488 | } |
| 489 | } |
| 490 | } |
| 491 | |
| 492 | // Handle fee_lines array specially since it contains objects. |
| 493 | if ( isset( $data['fee_lines'] ) && is_array( $data['fee_lines'] ) ) { |
| 494 | $sanitized['fee_lines'] = array(); |
| 495 | foreach ( $data['fee_lines'] as $fee_line ) { |
| 496 | if ( is_array( $fee_line ) ) { |
| 497 | $sanitized_fee = array(); |
| 498 | $fee_fields = array( 'id', 'name', 'tax_class', 'tax_status' ); |
| 499 | foreach ( $fee_fields as $fee_field ) { |
| 500 | if ( isset( $fee_line[ $fee_field ] ) ) { |
| 501 | if ( 'id' === $fee_field ) { |
| 502 | $sanitized_fee[ $fee_field ] = (int) $fee_line[ $fee_field ]; |
| 503 | } else { |
| 504 | $sanitized_fee[ $fee_field ] = sanitize_text_field( $fee_line[ $fee_field ] ); |
| 505 | } |
| 506 | } |
| 507 | } |
| 508 | $sanitized['fee_lines'][] = $sanitized_fee; |
| 509 | } |
| 510 | } |
| 511 | } |
| 512 | |
| 513 | // Include billing data. |
| 514 | if ( isset( $data['billing'] ) ) { |
| 515 | $sanitized['billing'] = $data['billing']; |
| 516 | } |
| 517 | |
| 518 | return $sanitized; |
| 519 | } |
| 520 | |
| 521 | /** |
| 522 | * Get empty subscription structure that matches frontend expectations. |
| 523 | * |
| 524 | * @return array Empty subscription structure. |
| 525 | */ |
| 526 | private function get_empty_subscription_structure(): array { |
| 527 | return array( |
| 528 | 'status' => '', |
| 529 | 'currency' => '', |
| 530 | 'total' => '', |
| 531 | 'fee_lines' => array(), |
| 532 | 'payment_url' => '', |
| 533 | 'needs_payment' => false, |
| 534 | 'next_payment_date_gmt' => '', |
| 535 | 'variation_id' => array(), |
| 536 | 'plan' => '', |
| 537 | 'billing' => array( |
| 538 | 'first_name' => '', |
| 539 | 'company' => '', |
| 540 | 'country' => '', |
| 541 | 'email' => '', |
| 542 | ), |
| 543 | ); |
| 544 | } |
| 545 | |
| 546 | /** |
| 547 | * Function to get the token from the settings. |
| 548 | */ |
| 549 | public function get_token() { |
| 550 | return get_option( self::OPTIONS['settings']['token'], '' ); |
| 551 | } |
| 552 | } |
| 553 |