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<?php |
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/** |
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* Offline Frontend - AJAX handler for offline donations |
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* |
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* @package SureDonation |
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*/ |
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|
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namespace SureDonation\Inc\Payments\Offline; |
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|
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use SureDonation\Inc\Database\Tables\Donations; |
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use SureDonation\Inc\Database\Tables\Donors; |
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use SureDonation\Inc\Emails\Email_Handler; |
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use SureDonation\Inc\Helper; |
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use SureDonation\Inc\Payments\Payment_Helper; |
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use SureDonation\Inc\Traits\Get_Instance; |
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|
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// Exit if accessed directly. |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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|
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/** |
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* Offline_Frontend class |
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* Handles frontend offline donation processing |
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* |
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* @since 1.0.0 |
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*/ |
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class Offline_Frontend { |
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use Get_Instance; |
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|
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/** |
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* Constructor |
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* |
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* @since 1.0.0 |
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*/ |
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public function __construct() { |
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// AJAX handlers for both logged in and non-logged in users. |
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add_action( 'wp_ajax_suredonation_create_offline_donation', [ $this, 'create_offline_donation' ] ); |
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add_action( 'wp_ajax_nopriv_suredonation_create_offline_donation', [ $this, 'create_offline_donation' ] ); |
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} |
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|
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/** |
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* Create offline donation via AJAX. |
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* |
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* @return void |
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* @since 1.0.0 |
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*/ |
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public function create_offline_donation() { |
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// Throttle abuse on this public endpoint before doing any work. |
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if ( ! Helper::check_rate_limit( 'offline_create_donation' ) ) { |
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wp_send_json_error( [ 'message' => __( 'Too many requests. Please wait a moment and try again.', 'suredonation' ) ], 429 ); |
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} |
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|
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check_ajax_referer( 'suredonation_donation_form', 'nonce' ); |
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|
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// Reject bot submissions caught by the honeypot before processing. |
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if ( Helper::is_honeypot_spam() ) { |
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wp_send_json_error( [ 'message' => __( 'Your submission was flagged as spam. Please try again.', 'suredonation' ) ] ); |
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} |
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|
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// Verify offline donations are enabled. |
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if ( ! Offline_Helper::is_offline_enabled() ) { |
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wp_send_json_error( [ 'message' => __( 'Offline donations are not enabled.', 'suredonation' ) ] ); |
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} |
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|
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// Extract and sanitize form data. |
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// phpcs:disable WordPress.Security.NonceVerification.Missing -- Nonce verified above. |
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$is_standalone = isset( $_POST['is_standalone'] ) && '1' === $_POST['is_standalone']; |
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$campaign_id = isset( $_POST['campaign_id'] ) ? absint( $_POST['campaign_id'] ) : 0; |
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$amount = isset( $_POST['amount'] ) ? floatval( wp_unslash( $_POST['amount'] ) ) : 0; |
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$donor_email = isset( $_POST['donor_email'] ) ? sanitize_email( wp_unslash( $_POST['donor_email'] ) ) : ''; |
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$donor_name = isset( $_POST['donor_name'] ) ? sanitize_text_field( wp_unslash( $_POST['donor_name'] ) ) : ''; |
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$form_id = isset( $_POST['form_id'] ) ? absint( $_POST['form_id'] ) : 0; |
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$block_id = isset( $_POST['block_id'] ) ? sanitize_text_field( wp_unslash( $_POST['block_id'] ) ) : ''; |
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// phpcs:enable WordPress.Security.NonceVerification.Missing |
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|
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// Standalone forms must not have a campaign. |
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if ( $is_standalone ) { |
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$campaign_id = 0; |
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} |
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|
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// Validate required fields — campaign only required for non-standalone forms. |
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if ( ! $is_standalone && empty( $campaign_id ) ) { |
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wp_send_json_error( [ 'message' => __( 'Invalid campaign.', 'suredonation' ) ] ); |
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} |
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|
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if ( $amount <= 0 ) { |
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wp_send_json_error( [ 'message' => __( 'Invalid donation amount.', 'suredonation' ) ] ); |
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} |
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|
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if ( empty( $donor_email ) ) { |
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wp_send_json_error( [ 'message' => __( 'Email address is required.', 'suredonation' ) ] ); |
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} |
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|
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// Validate campaign only if not standalone. |
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if ( ! $is_standalone ) { |
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$campaign = get_post( $campaign_id ); |
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if ( ! $campaign || SUREDONATION_POST_TYPE !== $campaign->post_type ) { |
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wp_send_json_error( [ 'message' => __( 'Invalid campaign.', 'suredonation' ) ] ); |
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} |
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|
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if ( 'publish' !== $campaign->post_status ) { |
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wp_send_json_error( [ 'message' => __( 'This campaign is not available for donations.', 'suredonation' ) ] ); |
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} |
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|
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$campaign_status = Helper::get_campaign_meta_value( $campaign_id, 'campaign_status', 'active' ); |
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if ( 'paused' === $campaign_status || 'completed' === $campaign_status ) { |
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wp_send_json_error( [ 'message' => __( 'This campaign is not currently accepting donations.', 'suredonation' ) ] ); |
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} |
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} |
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|
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// Validate form_id and block_id are present for amount validation. |
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if ( empty( $form_id ) || empty( $block_id ) ) { |
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wp_send_json_error( [ 'message' => __( 'Invalid form configuration.', 'suredonation' ) ] ); |
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} |
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|
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// Validate field values + amount against block config (skip Stripe minimum for offline). |
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$currency = Payment_Helper::get_currency(); |
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$validation_result = Payment_Helper::validate_submission( Payment_Helper::get_submitted_fields(), $amount, $currency, $form_id, $block_id, 'offline' ); |
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if ( ! $validation_result['valid'] ) { |
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wp_send_json_error( |
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[ |
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'message' => esc_html( $validation_result['message'] ), |
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'fieldErrors' => $validation_result['field_errors'], |
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] |
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); |
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} |
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|
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// Get or create donor. |
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$donor_id = Donors::get_or_create( $donor_email, $donor_name ); |
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|
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// Create donation record. |
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$donation_id = Donations::add( |
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[ |
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'campaign_id' => $campaign_id, |
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'donor_id' => $donor_id ? $donor_id : 0, |
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'amount' => $amount, |
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'fees_covered' => 0, |
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'currency' => $currency, |
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'gateway' => 'offline', |
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'payment_status' => 'pending', |
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'payment_mode' => Payment_Helper::get_payment_mode(), |
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'donor_name' => $donor_name, |
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'donor_email' => $donor_email, |
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'donation_type' => 'one-time', |
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'form_id' => $form_id, |
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'ip_address' => Helper::get_client_ip(), |
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'user_agent' => isset( $_SERVER['HTTP_USER_AGENT'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) : '', |
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'referer_url' => isset( $_SERVER['HTTP_REFERER'] ) ? esc_url_raw( wp_unslash( $_SERVER['HTTP_REFERER'] ) ) : '', |
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] |
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); |
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|
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if ( ! $donation_id ) { |
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wp_send_json_error( [ 'message' => __( 'Failed to create donation record.', 'suredonation' ) ] ); |
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} |
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|
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// Add log entry. |
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Donations::add_log( |
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$donation_id, |
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'created', |
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__( 'Offline donation created — pending payment', 'suredonation' ), |
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[ |
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'gateway' => 'offline', |
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] |
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); |
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|
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// Send donation processing email (offline donations are pending, not completed). |
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Email_Handler::send_donation_processing( |
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$donation_id, |
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$campaign_id, |
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[ |
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'donor_name' => $donor_name, |
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'donor_email' => $donor_email, |
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'amount' => $amount, |
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'currency' => $currency, |
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'gateway' => 'offline', |
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'donation_type' => 'one-time', |
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], |
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$form_id |
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); |
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|
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wp_send_json_success( |
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[ |
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'donationId' => $donation_id, |
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'message' => Helper::render_confirmation_message( $donation_id ), |
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] |
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); |
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} |
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} |
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|
