Charitable Email Preview Test – PHP 8.2

<?php

/**

 * Charitable Email Preview Test - PHP 8.2

 *

 * Use this ONLY if email preview redirects to homepage on PHP 8.2

 *

 * WPCODE INSTRUCTIONS:

 * - Type: PHP Snippet

 * - Location: Run Everywhere

 * - Title: Charitable Preview Test - PHP 8.2

 */

// Fix 1: Force early email registration to prevent timing issues

add_action('init', function() {

    if (function_exists('charitable_get_helper')) {

        $emails_helper = charitable_get_helper('emails');

        if ($emails_helper && method_exists($emails_helper, 'register_emails')) {

            $emails_helper->register_emails();

        }

    }

}, 1); // Very early priority

// Fix 2: Override email preview handling completely

add_action('template_redirect', function() {

    // Only intercept email preview requests

    if (isset($_GET['charitable_action']) && $_GET['charitable_action'] === 'preview_email') {

        if (!isset($_GET['email_id'])) {

            wp_die('Missing email ID for preview.');

        }

        // Clean the email ID parameter

        $email_id = sanitize_key($_GET['email_id']);

        if (empty($email_id)) {

            wp_die('Invalid email ID provided.');

        }

        // Get the email system

        if (function_exists('charitable_get_helper')) {

            $emails_helper = charitable_get_helper('emails');

            if ($emails_helper) {

                // Force email registration if not already done

                if (method_exists($emails_helper, 'register_emails')) {

                    $emails_helper->register_emails();

                }

                // Get the email class

                $email_class = $emails_helper->get_email($email_id);

                if ($email_class && class_exists($email_class)) {

                    // Create email object and show preview

                    $email_object = new $email_class();

                    echo $email_object->preview();

                    exit; // Stop all other processing

                }

                wp_die('Email class not found: ' . esc_html($email_id));

            }

        }

        wp_die('Email preview system unavailable.');

    }

}, 1); // Very high priority to run before other plugins