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<?php namespace TierPricingTable\Addons\RequestAQuote\Frontend\API; |
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|
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use TierPricingTable\Addons\RequestAQuote\CPT\QuoteRequestCPT; |
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use TierPricingTable\Addons\RequestAQuote\Models\QuoteRequest; |
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use TierPricingTable\Addons\RequestAQuote\Models\RequestQuoteForm; |
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use TierPricingTable\PriceManager; |
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use WP_REST_Controller; |
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use WP_REST_Request; |
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use WP_REST_Server; |
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use WP_Error; |
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|
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class SubmitQuoteEndpoint extends WP_REST_Controller { |
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|
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public function __construct() { |
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add_action( 'rest_api_init', array( $this, 'register_routes' ) ); |
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} |
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|
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public function register_routes() { |
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register_rest_route( 'tier-pricing-table/v1', '/quote-request', array( |
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'methods' => WP_REST_Server::CREATABLE, |
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'callback' => array( $this, 'submitQuote' ), |
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'permission_callback' => array( $this, 'permissionCallback' ), |
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) ); |
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} |
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|
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/** |
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* A public form: visitors may submit. Without reCAPTCHA keys the request must carry the REST nonce of |
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* the page that rendered the form; with keys, the handler verifies the reCAPTCHA token instead. |
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* |
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* @return true|WP_Error |
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*/ |
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public function permissionCallback( WP_REST_Request $request ) { |
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$globalSettings = get_option( 'tier_pricing_table_quote_global_settings', array() ); |
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|
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if ( ! empty( $globalSettings['recaptcha_site_key'] ) && ! empty( $globalSettings['recaptcha_secret_key'] ) ) { |
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return true; |
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} |
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|
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$nonce = $request->get_param( '_wpnonce' ) ? sanitize_text_field( (string) $request->get_param( '_wpnonce' ) ) : (string) $request->get_header( 'x_wp_nonce' ); |
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|
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if ( ! $nonce || ! wp_verify_nonce( $nonce, 'wp_rest' ) ) { |
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return new WP_Error( 'invalid_nonce', |
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__( 'Security check failed. Please refresh the page and try again.', 'tier-pricing-table' ), |
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array( 'status' => 403 ) ); |
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} |
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|
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return true; |
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} |
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|
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public function submitQuote( WP_REST_Request $request ) { |
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$params = $request->get_params(); |
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$formId = isset( $params['form_id'] ) ? sanitize_text_field( $params['form_id'] ) : ''; |
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$productId = isset( $params['product_id'] ) ? intval( $params['product_id'] ) : 0; |
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|
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$form = RequestQuoteForm::get( $formId ); |
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$product = wc_get_product( $productId ); |
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|
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if ( ! $product || ! $form ) { |
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return new WP_Error( 'invalid_data', __( 'Form ID or Product ID is missing.', 'tier-pricing-table' ), |
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array( 'status' => 400 ) ); |
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} |
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|
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// Additional Validation: Check if the product has this form attached |
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$pricingRule = PriceManager::getPricingRule( $productId ); |
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$attachedFormId = $pricingRule->data['tier_pricing_table_quote_form_id'] ?? null; |
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|
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if ( (string) $attachedFormId !== (string) $form->getId() ) { |
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return new WP_Error( 'invalid_form_attachment', |
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__( 'This form is not available for the selected product.', 'tier-pricing-table' ), |
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array( 'status' => 403 ) ); |
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} |
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|
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$globalSettings = get_option( 'tier_pricing_table_quote_global_settings', array() ); |
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$siteKey = $globalSettings['recaptcha_site_key'] ?? null; |
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$secretKey = $globalSettings['recaptcha_secret_key'] ?? null; |
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|
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if ( ! empty( $siteKey ) && ! empty( $secretKey ) ) { |
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$recaptchaResponse = isset( $params['g-recaptcha-response'] ) ? sanitize_text_field( $params['g-recaptcha-response'] ) : ''; |
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if ( empty( $recaptchaResponse ) ) { |
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return new WP_Error( 'spam_detected', |
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__( 'Anti-Spam verification failed. Please try again.', 'tier-pricing-table' ), |
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array( 'status' => 400 ) ); |
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} |
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|
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$verifyUrl = 'https://www.google.com/recaptcha/api/siteverify'; |
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$verifyResponse = wp_remote_post( $verifyUrl, array( |
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'body' => array( |
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'secret' => $secretKey, |
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'response' => $recaptchaResponse, |
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), |
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) ); |
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|
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if ( is_wp_error( $verifyResponse ) ) { |
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return new WP_Error( 'spam_verification_error', |
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__( 'Could not verify reCAPTCHA.', 'tier-pricing-table' ), array( 'status' => 500 ) ); |
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} |
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|
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$verifyBody = wp_remote_retrieve_body( $verifyResponse ); |
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$verifyData = json_decode( $verifyBody ); |
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|
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if ( ! $verifyData || ! isset( $verifyData->success ) || ! $verifyData->success ) { |
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return new WP_Error( 'spam_detected', |
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__( 'Anti-Spam verification failed. Token invalid.', 'tier-pricing-table' ), |
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array( 'status' => 400 ) ); |
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} |
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|
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// Check score (v3 only) |
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if ( isset( $verifyData->score ) && $verifyData->score < 0.5 ) { |
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return new WP_Error( 'spam_detected', |
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__( 'Anti-Spam verification failed. Score too low.', 'tier-pricing-table' ), |
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array( 'status' => 400 ) ); |
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} |
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} |
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// without reCAPTCHA keys the REST nonce was verified by the permission callback |
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|
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$quote = new QuoteRequest(); |
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|
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$quote->setProductId( $productId ); |
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// translators: 1: Product name, 2: Date. |
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$quote->setTitle( sprintf( __( '%1$s - %2$s', 'tier-pricing-table' ), $product->get_name(), |
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wp_date( 'Y-m-d H:i:s' ) ) ); |
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|
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$content = "Quote Request for Product: " . $product->get_name() . " (ID: " . $productId . ")\n\n"; |
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|
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$customFields = array(); |
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$customerEmail = ''; |
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$quantity = 1; |
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|
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// Capture all params into customFields except the internal ones |
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foreach ( $params as $key => $value ) { |
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if ( in_array( $key, |
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array( 'form_id', 'product_id', 'variation_id', '_wpnonce', 'g-recaptcha-response' ) ) ) { |
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continue; |
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} |
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|
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if ( is_array( $value ) ) { |
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$sanitizedValue = implode( ', ', array_map( 'sanitize_textarea_field', $value ) ); |
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} else { |
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$sanitizedValue = sanitize_textarea_field( $value ); |
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} |
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|
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// Enforce max lengths to prevent payload abuse |
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$maxLength = ( strpos( $key, 'message' ) !== false || strpos( $key, 'textarea' ) !== false ) ? 1500 : 255; |
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if ( mb_strlen( $sanitizedValue ) > $maxLength ) { |
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$sanitizedValue = mb_substr( $sanitizedValue, 0, $maxLength ); |
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} |
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|
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if ( $key === 'quantity' ) { |
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$quantity = (int) $sanitizedValue; |
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} elseif ( strpos( $key, 'email' ) !== false && empty( $customerEmail ) && is_email( $sanitizedValue ) ) { |
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$customerEmail = $sanitizedValue; |
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} |
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|
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$fieldConfig = array( 'type' => 'text', 'label' => ucfirst( str_replace( '_', ' ', $key ) ) ); |
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if ( $form ) { |
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foreach ( $form->getFields() as $formField ) { |
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if ( isset( $formField['name'] ) && $formField['name'] === $key ) { |
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$fieldConfig = $formField; |
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break; |
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} |
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} |
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} |
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|
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$fieldConfig['value'] = $sanitizedValue; |
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$customFields[ $key ] = $fieldConfig; |
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|
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$content .= ucfirst( $key ) . ": " . $sanitizedValue . "\n"; |
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} |
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|
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// Process Files |
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$fileUploadResult = $this->processFileUploads( $form, $customFields, $content ); |
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if ( is_wp_error( $fileUploadResult ) ) { |
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return $fileUploadResult; |
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} |
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|
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$quote->setCustomFields( $customFields ); |
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$quote->setCustomerEmail( $customerEmail ); |
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$quote->setQuantity( $quantity ); |
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$quote->setContent( $content ); |
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$quote->updateMetaData( '_form_id', |
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$formId ); // Save form ID as regular meta since it's not a primary property anymore |
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|
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if ( get_current_user_id() > 0 ) { |
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$quote->setUserId( get_current_user_id() ); |
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} |
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|
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// Calculate tier price based on customer's context |
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$pricingRule = PriceManager::getPricingRule( $productId ); |
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$tierPrice = $pricingRule->getTierPrice( $quantity, false ); |
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|
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if ( ! $tierPrice && $tierPrice <= 0 ) { |
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$tierPrice = $product->get_price(); |
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} |
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$quote->setPrice( $tierPrice ); |
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|
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$postId = $quote->save(); |
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|
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if ( ! $postId ) { |
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return new WP_Error( 'insert_failed', __( 'Could not save the quote request.', 'tier-pricing-table' ), |
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array( 'status' => 500 ) ); |
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} |
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|
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// Trigger event for emails and other integrations |
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do_action( 'tiered_pricing_table/request_quote/quote_request_submitted', $postId ); |
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|
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return rest_ensure_response( array( |
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'success' => true, |
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'message' => __( 'Your quote request has been submitted successfully!', 'tier-pricing-table' ), |
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'post_id' => $postId, |
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) ); |
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} |
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|
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private function processFileUploads( $form, &$customFields, &$content ) { |
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if ( empty( $_FILES ) ) { |
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return true; |
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} |
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|
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if ( ! function_exists( 'wp_handle_upload' ) ) { |
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require_once( ABSPATH . 'wp-admin/includes/file.php' ); |
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} |
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|
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foreach ( $_FILES as $key => $file ) { |
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if ( empty( $file['name'] ) || $file['error'] !== UPLOAD_ERR_OK ) { |
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continue; |
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} |
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|
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$fieldConfig = array( 'type' => 'file', 'label' => ucfirst( str_replace( '_', ' ', $key ) ) ); |
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if ( $form ) { |
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foreach ( $form->getFields() as $formField ) { |
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if ( isset( $formField['name'] ) && $formField['name'] === $key ) { |
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$fieldConfig = $formField; |
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break; |
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} |
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} |
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} |
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|
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// Validate Max Size |
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if ( ! empty( $fieldConfig['maxFileSize'] ) ) { |
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$maxBytes = $fieldConfig['maxFileSize'] * 1024 * 1024; |
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if ( $file['size'] > $maxBytes ) { |
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// translators: 1: File name, 2: Max file size in MB. |
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return new WP_Error( 'file_too_large', sprintf( __( 'File %1$s exceeds the maximum allowed size of %2$s MB.', 'tier-pricing-table' ), esc_html( $file['name'] ), esc_html( $fieldConfig['maxFileSize'] ) ), array( 'status' => 400 ) ); |
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} |
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} |
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|
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// Validate Extension |
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if ( ! empty( $fieldConfig['allowedTypes'] ) ) { |
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$allowedExts = array_map( 'strtolower', array_map( 'trim', explode( ',', str_replace( '.', '', $fieldConfig['allowedTypes'] ) ) ) ); |
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$fileExt = strtolower( pathinfo( $file['name'], PATHINFO_EXTENSION ) ); |
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if ( ! in_array( $fileExt, $allowedExts, true ) ) { |
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// translators: 1: File extension, 2: Allowed extensions. |
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return new WP_Error( 'invalid_file_type', sprintf( __( 'File type .%1$s is not allowed. Allowed: %2$s', 'tier-pricing-table' ), esc_html( $fileExt ), esc_html( $fieldConfig['allowedTypes'] ) ), array( 'status' => 400 ) ); |
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} |
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} |
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|
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// Upload |
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$uploadOverrides = array( 'test_form' => false ); |
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$movefile = wp_handle_upload( $file, $uploadOverrides ); |
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|
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if ( $movefile && ! isset( $movefile['error'] ) ) { |
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$fieldConfig['value'] = $movefile['url']; |
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$fieldConfig['file_path'] = $movefile['file']; |
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$customFields[ $key ] = $fieldConfig; |
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$content .= ucfirst( $key ) . ": " . $movefile['url'] . "\n"; |
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} else { |
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return new WP_Error( 'upload_failed', $movefile['error'] ?? __( 'File upload failed.', 'tier-pricing-table' ), array( 'status' => 500 ) ); |
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} |
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} |
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|
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return true; |
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} |
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} |
