admin-stripe-handler.php
2 months ago
payments-settings.php
5 months ago
stripe-helper.php
2 months ago
stripe-webhook.php
2 months ago
stripe-helper.php
826 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Stripe Helper functions for SureForms Payments. |
| 4 | * |
| 5 | * @package sureforms |
| 6 | * @since 2.0.0 |
| 7 | */ |
| 8 | |
| 9 | namespace SRFM\Inc\Payments\Stripe; |
| 10 | |
| 11 | use SRFM\Inc\Database\Tables\Payments; |
| 12 | use SRFM\Inc\Payments\Payment_Helper; |
| 13 | use SRFM_Pro\Admin\Licensing; |
| 14 | |
| 15 | if ( ! defined( 'ABSPATH' ) ) { |
| 16 | exit; |
| 17 | } |
| 18 | |
| 19 | /** |
| 20 | * Stripe Helper functions for SureForms Payments. |
| 21 | * |
| 22 | * @since 2.0.0 |
| 23 | */ |
| 24 | class Stripe_Helper { |
| 25 | /** |
| 26 | * Static cache for webhook verification results during the same request. |
| 27 | * |
| 28 | * @since 2.0.0 |
| 29 | * @var array<string, bool> |
| 30 | */ |
| 31 | private static $webhook_verification_cache = []; |
| 32 | |
| 33 | /** |
| 34 | * Check if Stripe is connected. |
| 35 | * |
| 36 | * @since 2.0.0 |
| 37 | * @return bool True if Stripe is connected, false otherwise. |
| 38 | */ |
| 39 | public static function is_stripe_connected() { |
| 40 | $payment_settings = self::get_all_stripe_settings(); |
| 41 | return is_array( $payment_settings ) && isset( $payment_settings['stripe_connected'] ) && is_bool( $payment_settings['stripe_connected'] ) ? $payment_settings['stripe_connected'] : false; |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * Get the current Stripe mode (test or live). |
| 46 | * |
| 47 | * @since 2.0.0 |
| 48 | * @return string The current payment mode ('test' or 'live'). |
| 49 | */ |
| 50 | public static function get_stripe_mode() { |
| 51 | return Payment_Helper::get_payment_mode(); |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * Check if webhook is configured. |
| 56 | * |
| 57 | * Checks if webhooks are properly configured based on the current payment mode. |
| 58 | * Can optionally verify the webhook connection with Stripe API. |
| 59 | * |
| 60 | * @param string|null $mode The payment mode ('test' or 'live'). If null, uses current mode. |
| 61 | * @param bool $verify Whether to verify with Stripe API. Default false (checks local settings only). |
| 62 | * @since 2.0.0 |
| 63 | * @return bool True if webhook is configured, false otherwise. |
| 64 | */ |
| 65 | public static function is_webhook_configured( $mode = null, $verify = false ) { |
| 66 | // Get current payment mode. |
| 67 | $payment_mode = is_string( $mode ) && in_array( $mode, [ 'test', 'live' ], true ) ? $mode : self::get_stripe_mode(); |
| 68 | |
| 69 | // Get webhook settings. |
| 70 | $payment_settings = self::get_all_stripe_settings(); |
| 71 | |
| 72 | if ( ! is_array( $payment_settings ) ) { |
| 73 | return false; |
| 74 | } |
| 75 | |
| 76 | // Check webhook secret exists based on mode. |
| 77 | $webhook_secret_key = 'webhook_' . $payment_mode . '_secret'; |
| 78 | $has_secret = ! empty( $payment_settings[ $webhook_secret_key ] ); |
| 79 | |
| 80 | // If no secret found, webhook is not configured. |
| 81 | if ( ! $has_secret ) { |
| 82 | return false; |
| 83 | } |
| 84 | |
| 85 | // If verification is not requested, return true (secret exists). |
| 86 | if ( ! $verify ) { |
| 87 | return true; |
| 88 | } |
| 89 | |
| 90 | // Verify with Stripe API (returns boolean). |
| 91 | return self::verify_webhook_connection( $payment_mode ); |
| 92 | } |
| 93 | |
| 94 | /** |
| 95 | * Get Stripe secret key for the specified mode. |
| 96 | * |
| 97 | * @param string|null $mode The payment mode ('test' or 'live'). If null, uses current mode. |
| 98 | * @since 2.0.0 |
| 99 | * @return string The secret key for the specified mode, or empty string if not found. |
| 100 | */ |
| 101 | public static function get_stripe_secret_key( $mode = null ) { |
| 102 | $payment_settings = self::get_all_stripe_settings(); |
| 103 | |
| 104 | if ( null === $mode ) { |
| 105 | $mode = self::get_stripe_mode(); |
| 106 | } |
| 107 | |
| 108 | return is_array( $payment_settings ) && isset( $payment_settings[ 'stripe_' . $mode . '_secret_key' ] ) && is_string( $payment_settings[ 'stripe_' . $mode . '_secret_key' ] ) ? $payment_settings[ 'stripe_' . $mode . '_secret_key' ] : ''; |
| 109 | } |
| 110 | |
| 111 | /** |
| 112 | * Get Stripe publishable key for the specified mode. |
| 113 | * |
| 114 | * @param string|null $mode The payment mode ('test' or 'live'). If null, uses current mode. |
| 115 | * @since 2.0.0 |
| 116 | * @return string The publishable key for the specified mode, or empty string if not found. |
| 117 | */ |
| 118 | public static function get_stripe_publishable_key( $mode = null ) { |
| 119 | if ( null === $mode ) { |
| 120 | $mode = self::get_stripe_mode(); |
| 121 | } |
| 122 | |
| 123 | $payment_settings = self::get_all_stripe_settings(); |
| 124 | |
| 125 | return is_array( $payment_settings ) && isset( $payment_settings[ 'stripe_' . $mode . '_publishable_key' ] ) && is_string( $payment_settings[ 'stripe_' . $mode . '_publishable_key' ] ) ? $payment_settings[ 'stripe_' . $mode . '_publishable_key' ] : ''; |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * Get the default currency from payment settings. |
| 130 | * |
| 131 | * @since 2.0.0 |
| 132 | * @return string The currency code (e.g., 'USD'). |
| 133 | */ |
| 134 | public static function get_currency() { |
| 135 | return Payment_Helper::get_currency(); |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Get the Stripe settings page URL. |
| 140 | * |
| 141 | * This returns the URL to the SureForms Stripe settings page in the admin. |
| 142 | * As of now, the URL is: |
| 143 | * http://localhost:10008/wp-admin/admin.php?page=sureforms_form_settings&tab=payments-settings&subpage=payment-methods&gateway=stripe |
| 144 | * The site URL is dynamic and will adapt to the current WordPress installation. |
| 145 | * |
| 146 | * @since 2.0.0 |
| 147 | * @return string The URL to the Stripe settings page. |
| 148 | */ |
| 149 | public static function get_stripe_settings_url() { |
| 150 | return admin_url( 'admin.php?page=sureforms_form_settings&tab=payments-settings&subpage=payment-methods&gateway=stripe' ); |
| 151 | } |
| 152 | |
| 153 | /** |
| 154 | * Make a request to the Stripe API. |
| 155 | * |
| 156 | * @param string $endpoint The API endpoint to call. |
| 157 | * @param string $method The HTTP method (GET, POST, PUT, PATCH, DELETE). Default 'POST'. |
| 158 | * @param array<mixed> $data The data to send with the request. Default empty array. |
| 159 | * @param string $resource_id The resource ID to append to the endpoint. Default empty string. |
| 160 | * @param array<mixed> $extra_args Additional arguments to pass to the request. Default empty array. |
| 161 | * @since 2.0.0 |
| 162 | * @return array<mixed> Response array with 'success' boolean and either 'data' or 'error' key. |
| 163 | */ |
| 164 | public static function stripe_api_request( $endpoint, $method = 'POST', $data = [], $resource_id = '', $extra_args = [] ) { |
| 165 | if ( ! self::is_stripe_connected() ) { |
| 166 | return [ |
| 167 | 'success' => false, |
| 168 | 'error' => [ |
| 169 | 'code' => 'stripe_not_connected', |
| 170 | 'message' => __( 'Stripe is not connected.', 'sureforms' ), |
| 171 | 'type' => 'auth', |
| 172 | 'raw_response' => null, |
| 173 | ], |
| 174 | ]; |
| 175 | } |
| 176 | |
| 177 | $payment_mode = (string) self::get_stripe_mode(); |
| 178 | |
| 179 | if ( ! empty( $extra_args ) && is_array( $extra_args ) ) { |
| 180 | $payment_mode = isset( $extra_args['mode'] ) && is_string( $extra_args['mode'] ) && in_array( $extra_args['mode'], [ 'test', 'live' ], true ) ? $extra_args['mode'] : $payment_mode; |
| 181 | } |
| 182 | |
| 183 | $secret_key = (string) self::get_stripe_secret_key( $payment_mode ); |
| 184 | |
| 185 | if ( empty( $secret_key ) ) { |
| 186 | return [ |
| 187 | 'success' => false, |
| 188 | 'error' => [ |
| 189 | 'code' => 'missing_secret_key', |
| 190 | 'message' => sprintf( |
| 191 | /* translators: %s: payment mode (test/live) */ |
| 192 | __( 'Stripe %s secret key is missing.', 'sureforms' ), |
| 193 | $payment_mode |
| 194 | ), |
| 195 | 'type' => 'auth', |
| 196 | 'raw_response' => null, |
| 197 | ], |
| 198 | ]; |
| 199 | } |
| 200 | |
| 201 | $url = 'https://api.stripe.com/v1/' . $endpoint; |
| 202 | if ( ! empty( $resource_id ) ) { |
| 203 | $url .= '/' . $resource_id; |
| 204 | } |
| 205 | |
| 206 | $headers = [ |
| 207 | 'Authorization' => 'Bearer ' . $secret_key, |
| 208 | 'Content-Type' => 'application/x-www-form-urlencoded', |
| 209 | ]; |
| 210 | |
| 211 | $args = [ |
| 212 | 'method' => $method, |
| 213 | 'headers' => $headers, |
| 214 | 'timeout' => 30, |
| 215 | ]; |
| 216 | |
| 217 | if ( ! empty( $data ) && in_array( $method, [ 'POST', 'PUT', 'PATCH' ], true ) ) { |
| 218 | $args['body'] = http_build_query( self::flatten_stripe_data( $data ) ); |
| 219 | } elseif ( ! empty( $data ) && 'GET' === $method ) { |
| 220 | $url .= '?' . http_build_query( self::flatten_stripe_data( $data ) ); |
| 221 | } |
| 222 | |
| 223 | $response = wp_remote_request( $url, $args ); |
| 224 | |
| 225 | if ( is_wp_error( $response ) ) { |
| 226 | $error_message = $response->get_error_message(); |
| 227 | return [ |
| 228 | 'success' => false, |
| 229 | 'error' => [ |
| 230 | 'code' => $response->get_error_code(), |
| 231 | 'message' => sprintf( |
| 232 | /* translators: %s: network error message */ |
| 233 | __( 'Network error: %s', 'sureforms' ), |
| 234 | $error_message |
| 235 | ), |
| 236 | 'type' => 'network', |
| 237 | 'raw_response' => $response, |
| 238 | ], |
| 239 | ]; |
| 240 | } |
| 241 | |
| 242 | $body = wp_remote_retrieve_body( $response ); |
| 243 | $code = wp_remote_retrieve_response_code( $response ); |
| 244 | |
| 245 | // Try to decode the response body. |
| 246 | $decoded_body = json_decode( $body, true ); |
| 247 | if ( json_last_error() !== JSON_ERROR_NONE ) { |
| 248 | return [ |
| 249 | 'success' => false, |
| 250 | 'error' => [ |
| 251 | 'code' => 'invalid_response', |
| 252 | 'message' => __( 'Invalid response format from Stripe API.', 'sureforms' ), |
| 253 | 'type' => 'invalid_response', |
| 254 | 'raw_response' => $body, |
| 255 | ], |
| 256 | ]; |
| 257 | } |
| 258 | |
| 259 | if ( $code >= 400 ) { |
| 260 | $stripe_error = is_array( $decoded_body ) && isset( $decoded_body['error'] ) && is_array( $decoded_body['error'] ) ? $decoded_body['error'] : []; |
| 261 | $error_code = isset( $stripe_error['code'] ) ? (string) $stripe_error['code'] : 'unknown_error'; |
| 262 | $error_message = isset( $stripe_error['message'] ) ? (string) $stripe_error['message'] : 'Unknown Stripe API error'; |
| 263 | $error_type = isset( $stripe_error['type'] ) ? (string) $stripe_error['type'] : 'api_error'; |
| 264 | |
| 265 | return [ |
| 266 | 'success' => false, |
| 267 | 'error' => [ |
| 268 | 'code' => $error_code, |
| 269 | 'message' => $error_message, |
| 270 | 'type' => 'stripe_api', |
| 271 | 'stripe_error_type' => $error_type, |
| 272 | 'http_status' => $code, |
| 273 | 'raw_response' => $decoded_body, |
| 274 | ], |
| 275 | ]; |
| 276 | } |
| 277 | |
| 278 | // Success case - return the decoded response with success indicator. |
| 279 | return [ |
| 280 | 'success' => true, |
| 281 | 'data' => $decoded_body, |
| 282 | ]; |
| 283 | } |
| 284 | |
| 285 | /** |
| 286 | * Retrieve the middleware base URL for Stripe API communication. |
| 287 | * |
| 288 | * By default, returns the production middleware URL that securely proxies requests |
| 289 | * between the plugin and Stripe's API. |
| 290 | * |
| 291 | * Developers working in local or staging environments can override the SRFM_MIDDLEWARE_BASE_URL |
| 292 | * constant (for example, set it to "http://sureforms-payments-middleware.test") to point |
| 293 | * to a locally running payments middleware app (e.g., http://sureforms-payments-middleware.test/payments/stripe/). |
| 294 | * |
| 295 | * You can also modify the return value or use a filter hook to customize the URL as needed |
| 296 | * for testing, debugging, or customizing payment flows during development. |
| 297 | * |
| 298 | * @since 2.0.0 |
| 299 | * @return string The middleware base URL. |
| 300 | */ |
| 301 | public static function middle_ware_base_url() { |
| 302 | return SRFM_MIDDLEWARE_BASE_URL . 'payments/stripe/'; |
| 303 | } |
| 304 | |
| 305 | /** |
| 306 | * Get currency symbol. |
| 307 | * |
| 308 | * @param string $currency Currency code. |
| 309 | * @return string |
| 310 | * @since 2.0.0 |
| 311 | */ |
| 312 | public static function get_currency_symbol( $currency ) { |
| 313 | return Payment_Helper::get_currency_symbol( $currency ); |
| 314 | } |
| 315 | |
| 316 | /** |
| 317 | * Check if currency is zero-decimal. |
| 318 | * |
| 319 | * @param string $currency Currency code. |
| 320 | * @since 2.0.0 |
| 321 | * @return bool True if zero-decimal currency. |
| 322 | */ |
| 323 | public static function is_zero_decimal_currency( $currency ) { |
| 324 | return Payment_Helper::is_zero_decimal_currency( $currency ); |
| 325 | } |
| 326 | |
| 327 | /** |
| 328 | * Convert amount to Stripe's smallest currency unit. |
| 329 | * |
| 330 | * For two-decimal currencies (USD, EUR, etc.): multiplies by 100 |
| 331 | * For zero-decimal currencies (JPY, KRW, etc.): returns as-is |
| 332 | * |
| 333 | * @param float|string|int $amount Amount in major currency unit (can contain commas). |
| 334 | * @param string $currency Currency code. |
| 335 | * @since 2.0.0 |
| 336 | * @return int Amount in smallest currency unit (cents for 2-decimal, whole for 0-decimal). |
| 337 | */ |
| 338 | public static function amount_to_stripe_format( $amount, $currency ) { |
| 339 | $amount = self::clean_amount( $amount ); |
| 340 | return self::is_zero_decimal_currency( $currency ) |
| 341 | ? (int) round( $amount ) |
| 342 | : (int) round( $amount * 100 ); |
| 343 | } |
| 344 | |
| 345 | /** |
| 346 | * Convert amount from Stripe's smallest currency unit to major unit. |
| 347 | * |
| 348 | * For two-decimal currencies (USD, EUR, etc.): divides by 100 |
| 349 | * For zero-decimal currencies (JPY, KRW, etc.): returns as-is |
| 350 | * |
| 351 | * @param int|string|float $amount Amount in smallest currency unit (can contain commas). |
| 352 | * @param string $currency Currency code. |
| 353 | * @since 2.0.0 |
| 354 | * @return float Amount in major currency unit. |
| 355 | */ |
| 356 | public static function amount_from_stripe_format( $amount, $currency ) { |
| 357 | $amount = self::clean_amount( $amount ); |
| 358 | return self::is_zero_decimal_currency( $currency ) |
| 359 | ? $amount |
| 360 | : $amount / 100; |
| 361 | } |
| 362 | |
| 363 | /** |
| 364 | * Generate unique payment ID using base36 encoding and random string, always 14 characters. |
| 365 | * |
| 366 | * Format: {base36_encoded_id}{random_chars} |
| 367 | * Example: 3F7B9A1E4C7D2A (exactly 14 chars) |
| 368 | * |
| 369 | * @param int $auto_increment_id The database auto-increment ID. |
| 370 | * @since 2.0.0 |
| 371 | * @return string Generated unique payment ID (always 14 characters). |
| 372 | */ |
| 373 | public static function generate_unique_payment_id( $auto_increment_id ) { |
| 374 | // Convert the auto-increment ID to base36. |
| 375 | $encoded_id = base_convert( (string) $auto_increment_id, 10, 36 ); |
| 376 | // Calculate the length of random part needed to make the ID exactly 14 chars. |
| 377 | $random_length = 14 - strlen( $encoded_id ); |
| 378 | if ( $random_length < 1 ) { |
| 379 | $random_length = 1; // Always leave at least 1 random char for collision prevention. |
| 380 | } |
| 381 | // Generate random part using only valid base36 (alphanumeric) chars. |
| 382 | // bin2hex gives 2 chars per byte, so we need ceil($random_length / 2) bytes. |
| 383 | $bytes_needed = max( 1, (int) ceil( $random_length / 2 ) ); // Ensure at least 1 byte. |
| 384 | $random_bytes = bin2hex( random_bytes( $bytes_needed ) ); |
| 385 | $random_part = substr( $random_bytes, 0, $random_length ); |
| 386 | $unique_id = strtoupper( $encoded_id . $random_part ); |
| 387 | // Ensure exactly 14 chars. |
| 388 | return substr( $unique_id, 0, 14 ); |
| 389 | } |
| 390 | |
| 391 | /** |
| 392 | * Get the SureForms Pro License Key. |
| 393 | * |
| 394 | * @since 2.0.0 |
| 395 | * @return string The SureForms Pro License Key. |
| 396 | */ |
| 397 | public static function get_license_key() { |
| 398 | $licensing = self::get_licensing_instance(); |
| 399 | if ( ! $licensing || |
| 400 | ! method_exists( $licensing, 'licensing_setup' ) || ! method_exists( $licensing->licensing_setup(), 'settings' ) ) { |
| 401 | return ''; |
| 402 | } |
| 403 | // Check if the SureForms Pro license is active. |
| 404 | $is_license_active = self::is_pro_license_active(); |
| 405 | // If the license is active, get the license key. |
| 406 | $license_setup = $licensing->licensing_setup(); |
| 407 | return ! empty( $is_license_active ) && is_object( $license_setup ) && method_exists( $license_setup, 'settings' ) ? $license_setup->settings()->license_key : ''; |
| 408 | } |
| 409 | |
| 410 | /** |
| 411 | * Check if the SureForms Pro license is active. |
| 412 | * |
| 413 | * @since 2.0.0 |
| 414 | * @return bool|string True if the SureForms Pro license is active, false otherwise. |
| 415 | */ |
| 416 | public static function is_pro_license_active() { |
| 417 | $licensing = self::get_licensing_instance(); |
| 418 | if ( ! $licensing || ! method_exists( $licensing, 'is_license_active' ) |
| 419 | ) { |
| 420 | return ''; |
| 421 | } |
| 422 | // Check if the SureForms Pro license is active. |
| 423 | return $licensing->is_license_active(); |
| 424 | } |
| 425 | |
| 426 | /** |
| 427 | * Get the webhook URL for Stripe. |
| 428 | * |
| 429 | * Returns the dynamic webhook URL based on the site's REST API endpoint. |
| 430 | * Example: http://localhost:10008/wp-json/sureforms/webhook |
| 431 | * |
| 432 | * @param string $mode The payment mode ('test' or 'live'). Default is 'test'. |
| 433 | * |
| 434 | * @since 2.0.0 |
| 435 | * @return string The webhook URL. |
| 436 | */ |
| 437 | public static function get_webhook_url( $mode = 'test' ) { |
| 438 | return 'test' === $mode ? rest_url( 'sureforms/webhook_test' ) : rest_url( 'sureforms/webhook_live' ); |
| 439 | } |
| 440 | |
| 441 | /** |
| 442 | * Verify webhook connection with Stripe. |
| 443 | * |
| 444 | * Checks if the webhook endpoint exists and is enabled in Stripe |
| 445 | * based on the current payment mode. Uses static cache for same request. |
| 446 | * |
| 447 | * @param string|null $mode The payment mode ('test' or 'live'). If null, uses current mode. |
| 448 | * @since 2.0.0 |
| 449 | * @return bool True if webhook is enabled, false otherwise. |
| 450 | */ |
| 451 | public static function verify_webhook_connection( $mode = null ) { |
| 452 | // Get current payment mode. |
| 453 | $payment_mode = is_string( $mode ) && in_array( $mode, [ 'test', 'live' ], true ) ? $mode : self::get_stripe_mode(); |
| 454 | |
| 455 | // Check static cache first to avoid repeated API calls in same request. |
| 456 | $cache_key = 'webhook_' . $payment_mode; |
| 457 | if ( isset( self::$webhook_verification_cache[ $cache_key ] ) ) { |
| 458 | return self::$webhook_verification_cache[ $cache_key ]; |
| 459 | } |
| 460 | |
| 461 | // Get webhook settings. |
| 462 | $payment_settings = self::get_all_stripe_settings(); |
| 463 | |
| 464 | if ( ! is_array( $payment_settings ) ) { |
| 465 | self::$webhook_verification_cache[ $cache_key ] = false; |
| 466 | return false; |
| 467 | } |
| 468 | |
| 469 | // Get webhook ID based on mode. |
| 470 | $webhook_id_key = 'webhook_' . $payment_mode . '_id'; |
| 471 | $webhook_id = isset( $payment_settings[ $webhook_id_key ] ) && is_string( $payment_settings[ $webhook_id_key ] ) ? $payment_settings[ $webhook_id_key ] : ''; |
| 472 | |
| 473 | if ( empty( $webhook_id ) ) { |
| 474 | self::$webhook_verification_cache[ $cache_key ] = false; |
| 475 | return false; |
| 476 | } |
| 477 | |
| 478 | // Make API request to verify webhook. |
| 479 | $response = self::stripe_api_request( 'webhook_endpoints', 'GET', [], $webhook_id, [ 'mode' => $payment_mode ] ); |
| 480 | |
| 481 | // If API call failed (webhook not found, deleted, or error), clear webhook data. |
| 482 | if ( ! $response['success'] ) { |
| 483 | self::clear_webhook_data( $payment_mode, $payment_settings ); |
| 484 | self::$webhook_verification_cache[ $cache_key ] = false; |
| 485 | return false; |
| 486 | } |
| 487 | |
| 488 | // Check webhook status and mode match. |
| 489 | $webhook_data = $response['data']; |
| 490 | $is_enabled = isset( $webhook_data['status'] ) && 'enabled' === $webhook_data['status']; |
| 491 | |
| 492 | // Verify the livemode matches the current mode. |
| 493 | $webhook_livemode = isset( $webhook_data['livemode'] ) && is_bool( $webhook_data['livemode'] ) ? $webhook_data['livemode'] : false; |
| 494 | $expected_livemode = 'live' === $payment_mode; |
| 495 | $mode_matches = $webhook_livemode === $expected_livemode; |
| 496 | |
| 497 | // Webhook is connected only if enabled and mode matches. |
| 498 | $is_connected = $is_enabled && $mode_matches; |
| 499 | |
| 500 | // If webhook is not connected, clear the webhook data from settings. |
| 501 | if ( ! $is_connected ) { |
| 502 | self::clear_webhook_data( $payment_mode, $payment_settings ); |
| 503 | } |
| 504 | |
| 505 | // Cache result for this request. |
| 506 | self::$webhook_verification_cache[ $cache_key ] = $is_connected; |
| 507 | |
| 508 | return $is_connected; |
| 509 | } |
| 510 | |
| 511 | /** |
| 512 | * Check if any transaction is present in the payments table. |
| 513 | * |
| 514 | * @since 2.0.0 |
| 515 | * @return bool True if at least one transaction exists, false otherwise. |
| 516 | */ |
| 517 | public static function is_transaction_present() { |
| 518 | global $wpdb; |
| 519 | |
| 520 | // Get payments table name. |
| 521 | $payments_table = Payments::get_instance()->get_tablename(); |
| 522 | |
| 523 | if ( empty( $payments_table ) || ! is_string( $payments_table ) ) { |
| 524 | return false; |
| 525 | } |
| 526 | |
| 527 | // phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared |
| 528 | // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, PluginCheck.Security.DirectDB.UnescapedDBParameter -- Custom table query to check transaction existence; table name from get_tablename() and validated (not user input); cannot be parameterized with prepare(). |
| 529 | $count = $wpdb->get_var( |
| 530 | "SELECT COUNT(*) FROM {$payments_table} LIMIT 1" |
| 531 | ); |
| 532 | // phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared |
| 533 | |
| 534 | return ! empty( $count ) && absint( $count ) > 0; |
| 535 | } |
| 536 | |
| 537 | /** |
| 538 | * Get all Stripe settings from srfm_options. |
| 539 | * |
| 540 | * Retrieves the complete Stripe settings array from the nested structure: |
| 541 | * srfm_options -> payment_settings -> stripe |
| 542 | * |
| 543 | * @since 2.0.0 |
| 544 | * @return array<string, mixed> The Stripe settings array, or default settings if not found. |
| 545 | */ |
| 546 | public static function get_all_stripe_settings() { |
| 547 | $stripe_settings = Payment_Helper::get_gateway_settings( 'stripe' ); |
| 548 | |
| 549 | // Return default settings if empty. |
| 550 | return ! empty( $stripe_settings ) ? $stripe_settings : self::get_default_stripe_settings(); |
| 551 | } |
| 552 | |
| 553 | /** |
| 554 | * Update all Stripe settings in srfm_options. |
| 555 | * |
| 556 | * Stores the complete Stripe settings array in the nested structure: |
| 557 | * srfm_options -> payment_settings -> stripe |
| 558 | * |
| 559 | * @param array<string, mixed> $settings The Stripe settings array to save. |
| 560 | * @since 2.0.0 |
| 561 | * @return bool True on success, false on failure. |
| 562 | */ |
| 563 | public static function update_all_stripe_settings( $settings ) { |
| 564 | if ( ! is_array( $settings ) ) { |
| 565 | return false; |
| 566 | } |
| 567 | |
| 568 | return Payment_Helper::update_gateway_settings( 'stripe', $settings ); |
| 569 | } |
| 570 | |
| 571 | /** |
| 572 | * Get a specific Stripe setting value by key. |
| 573 | * |
| 574 | * @param string $key The setting key to retrieve. |
| 575 | * @param mixed $default The default value to return if key doesn't exist. |
| 576 | * @since 2.0.0 |
| 577 | * @return mixed The setting value or default if not found. |
| 578 | */ |
| 579 | public static function get_stripe_setting( $key, $default = '' ) { |
| 580 | if ( ! is_string( $key ) || empty( $key ) ) { |
| 581 | return $default; |
| 582 | } |
| 583 | |
| 584 | $settings = self::get_all_stripe_settings(); |
| 585 | |
| 586 | return $settings[ $key ] ?? $default; |
| 587 | } |
| 588 | |
| 589 | /** |
| 590 | * Update a specific Stripe setting value by key. |
| 591 | * |
| 592 | * @param string $key The setting key to update. |
| 593 | * @param mixed $value The value to set. |
| 594 | * @since 2.0.0 |
| 595 | * @return bool True on success, false on failure. |
| 596 | */ |
| 597 | public static function update_stripe_setting( $key, $value ) { |
| 598 | if ( ! is_string( $key ) || empty( $key ) ) { |
| 599 | return false; |
| 600 | } |
| 601 | |
| 602 | $settings = self::get_all_stripe_settings(); |
| 603 | $settings[ $key ] = $value; |
| 604 | |
| 605 | return self::update_all_stripe_settings( $settings ); |
| 606 | } |
| 607 | |
| 608 | /** |
| 609 | * Get default Stripe settings structure. |
| 610 | * |
| 611 | * Note: currency and payment_mode are now stored in global settings. |
| 612 | * |
| 613 | * @since 2.0.0 |
| 614 | * @return array<string, mixed> Default Stripe settings array. |
| 615 | */ |
| 616 | public static function get_default_stripe_settings() { |
| 617 | return [ |
| 618 | 'stripe_connected' => false, |
| 619 | 'stripe_account_id' => '', |
| 620 | 'stripe_account_email' => '', |
| 621 | 'stripe_live_publishable_key' => '', |
| 622 | 'stripe_live_secret_key' => '', |
| 623 | 'stripe_test_publishable_key' => '', |
| 624 | 'stripe_test_secret_key' => '', |
| 625 | 'payment_mode' => 'test', |
| 626 | 'webhook_test_secret' => '', |
| 627 | 'webhook_test_url' => '', |
| 628 | 'webhook_test_id' => '', |
| 629 | 'webhook_live_secret' => '', |
| 630 | 'webhook_live_url' => '', |
| 631 | 'webhook_live_id' => '', |
| 632 | 'account_name' => '', |
| 633 | ]; |
| 634 | } |
| 635 | |
| 636 | /** |
| 637 | * Get Stripe Connect URL |
| 638 | * |
| 639 | * @since 2.0.0 |
| 640 | * @return \WP_REST_Response |
| 641 | */ |
| 642 | public static function get_stripe_connect_url() { |
| 643 | // Stripe client ID from checkout-plugins-stripe-woo. |
| 644 | $client_id = 'ca_KOXfLe7jv1m4L0iC4KNEMc5fT8AXWWuL'; |
| 645 | |
| 646 | // Use the same redirect URI pattern as checkout-plugins-stripe-woo. |
| 647 | $redirect_url = admin_url( 'admin.php?page=sureforms_form_settings&tab=payments-settings&subpage=payment-methods&gateway=stripe' ); |
| 648 | $nonce = wp_create_nonce( 'stripe-connect' ); |
| 649 | $redirect_with_nonce = add_query_arg( 'srfm_stripe_connect_nonce', $nonce, $redirect_url ); |
| 650 | |
| 651 | // Store our own callback data. |
| 652 | set_transient( 'srfm_stripe_connect_nonce_' . get_current_user_id(), $nonce, HOUR_IN_SECONDS ); |
| 653 | |
| 654 | // Create state parameter exactly like checkout-plugins-stripe-woo. |
| 655 | $state_param = wp_json_encode( |
| 656 | [ |
| 657 | 'redirect' => $redirect_with_nonce, |
| 658 | ] |
| 659 | ); |
| 660 | $state = ''; |
| 661 | if ( is_string( $state_param ) ) { |
| 662 | $state = base64_encode( $state_param ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode |
| 663 | } |
| 664 | |
| 665 | $connect_url = add_query_arg( |
| 666 | [ |
| 667 | 'response_type' => 'code', |
| 668 | 'client_id' => $client_id, |
| 669 | 'stripe_landing' => 'login', |
| 670 | 'always_prompt' => 'true', |
| 671 | 'scope' => 'read_write', |
| 672 | 'state' => $state, |
| 673 | ], |
| 674 | 'https://connect.stripe.com/oauth/authorize' |
| 675 | ); |
| 676 | |
| 677 | return rest_ensure_response( [ 'url' => $connect_url ] ); |
| 678 | } |
| 679 | |
| 680 | /** |
| 681 | * Get the Stripe account ID. |
| 682 | * |
| 683 | * @since 2.5.1 |
| 684 | * @return string The Stripe account ID. |
| 685 | */ |
| 686 | public static function get_stripe_account_id() { |
| 687 | $account = self::get_stripe_setting( 'stripe_account_id' ); |
| 688 | if ( empty( $account ) || ! is_string( $account ) ) { |
| 689 | return ''; |
| 690 | } |
| 691 | return $account; |
| 692 | } |
| 693 | |
| 694 | /** |
| 695 | * Send payment data to middleware intersect endpoint. |
| 696 | * |
| 697 | * @param string $charge_id Stripe charge ID (ch_xxx format). |
| 698 | * @param string $secret_key Stripe secret key. |
| 699 | * @param string $stripe_account_id Stripe account ID (optional). |
| 700 | * @param string $plugin_name Plugin name (default: 'SureForms'). |
| 701 | * @since 2.5.1 |
| 702 | * @return void |
| 703 | */ |
| 704 | public static function intersect_payment( $charge_id, $secret_key = '', $stripe_account_id = '', $plugin_name = 'SureForms' ) { |
| 705 | // Validate charge ID format (must be ch_xxx). |
| 706 | if ( empty( $charge_id ) || ! preg_match( '/^ch_[a-zA-Z0-9]+$/', $charge_id ) ) { |
| 707 | return; |
| 708 | } |
| 709 | |
| 710 | if ( empty( $secret_key ) ) { |
| 711 | return; |
| 712 | } |
| 713 | |
| 714 | // Prepare request data. |
| 715 | $request_data = [ |
| 716 | 'plugin_name' => $plugin_name, |
| 717 | 'secret_key' => $secret_key, |
| 718 | 'transaction_id' => $charge_id, |
| 719 | 'account_id' => $stripe_account_id, |
| 720 | ]; |
| 721 | |
| 722 | // Encode and send to middleware. |
| 723 | $request_body = wp_json_encode( $request_data ); |
| 724 | $request_body = is_string( $request_body ) ? $request_body : ''; |
| 725 | $request_body = base64_encode( $request_body ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode |
| 726 | |
| 727 | if ( empty( $request_body ) ) { |
| 728 | return; |
| 729 | } |
| 730 | |
| 731 | // Send to middleware intersect endpoint. |
| 732 | wp_remote_post( |
| 733 | self::middle_ware_base_url() . 'payment/intersect', |
| 734 | [ |
| 735 | 'timeout' => 30, |
| 736 | 'body' => $request_body, |
| 737 | 'headers' => [ |
| 738 | 'Content-Type' => 'application/json', |
| 739 | ], |
| 740 | ] |
| 741 | ); |
| 742 | } |
| 743 | |
| 744 | /** |
| 745 | * Clear webhook data from settings for a specific mode. |
| 746 | * |
| 747 | * Removes webhook_secret, webhook_id, and webhook_url for the specified mode. |
| 748 | * |
| 749 | * @param string $mode The payment mode ('test' or 'live'). |
| 750 | * @param array<string, mixed> $payment_settings The payment settings array. |
| 751 | * @since 2.0.0 |
| 752 | * @return void |
| 753 | */ |
| 754 | private static function clear_webhook_data( $mode, $payment_settings ) { |
| 755 | $updated_settings = $payment_settings; |
| 756 | |
| 757 | if ( 'live' === $mode ) { |
| 758 | $updated_settings['webhook_live_secret'] = ''; |
| 759 | $updated_settings['webhook_live_id'] = ''; |
| 760 | $updated_settings['webhook_live_url'] = ''; |
| 761 | } else { |
| 762 | $updated_settings['webhook_test_secret'] = ''; |
| 763 | $updated_settings['webhook_test_id'] = ''; |
| 764 | $updated_settings['webhook_test_url'] = ''; |
| 765 | } |
| 766 | |
| 767 | self::update_all_stripe_settings( $updated_settings ); |
| 768 | } |
| 769 | |
| 770 | /** |
| 771 | * Clean up amount to float. |
| 772 | * |
| 773 | * Removes commas, spaces, and ensures a numeric float value. |
| 774 | * |
| 775 | * @param float|string|int $amount Amount to clean up. |
| 776 | * @since 2.0.0 |
| 777 | * @return float Clean float value. |
| 778 | */ |
| 779 | private static function clean_amount( $amount ) { |
| 780 | if ( is_string( $amount ) ) { |
| 781 | $amount = str_replace( [ ',', ' ' ], '', $amount ); |
| 782 | } |
| 783 | return is_numeric( $amount ) ? (float) $amount : 0.0; |
| 784 | } |
| 785 | |
| 786 | /** |
| 787 | * Flattens a multidimensional array into a single-level array using Stripe's bracket notation. |
| 788 | * |
| 789 | * This is useful for preparing data to be sent to the Stripe API, which expects |
| 790 | * nested parameters to be formatted as key[subkey]=value. |
| 791 | * |
| 792 | * @param array<mixed> $data The multidimensional array to flatten. |
| 793 | * @param string $prefix (Optional) The prefix for nested keys. Default is an empty string. |
| 794 | * @since 2.0.0 |
| 795 | * @return array<mixed> The flattened array with bracket notation keys. |
| 796 | */ |
| 797 | private static function flatten_stripe_data( $data, $prefix = '' ) { |
| 798 | $result = []; |
| 799 | |
| 800 | foreach ( $data as $key => $value ) { |
| 801 | $new_key = $prefix ? $prefix . '[' . $key . ']' : $key; |
| 802 | |
| 803 | if ( is_array( $value ) ) { |
| 804 | $result = array_merge( $result, self::flatten_stripe_data( $value, $new_key ) ); |
| 805 | } else { |
| 806 | $result[ $new_key ] = $value; |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | return $result; |
| 811 | } |
| 812 | |
| 813 | /** |
| 814 | * Get the Licensing Instance. |
| 815 | * |
| 816 | * @since 2.0.0 |
| 817 | * @return object|null The Licensing Instance. |
| 818 | */ |
| 819 | private static function get_licensing_instance() { |
| 820 | if ( ! class_exists( 'SRFM_Pro\Admin\Licensing' ) ) { |
| 821 | return null; |
| 822 | } |
| 823 | return Licensing::get_instance(); |
| 824 | } |
| 825 | } |
| 826 |