1// Add a custom link to the admin bar for clearing Bunny CDN cache
 2function wpb_custom_toolbar_link($wp_admin_bar) {
 3    $args = array(
 4        'id' => 'bunny-clear-cache',
 5        'title' => 'Clear Bunny CDN Cache',
 6        'href' => '#',
 7        'meta' => array(
 8            'class' => 'bunny-clear-cache',
 9            'title' => 'Clear Bunny CDN Cache',
10            'onclick' => 'clearBunnyCDNCache(); return false;' // Ensure onclick is properly set for calling the JS function
11        )
12    );
13    $wp_admin_bar->add_node($args);
14}
15add_action('admin_bar_menu', 'wpb_custom_toolbar_link', 999);
16 
17// Inject JavaScript for handling the clear cache action in the admin footer
18function bunny_cdn_clear_cache_script() {
19    ?>
20    <script type="text/javascript">
21    function clearBunnyCDNCache() {
22        if (!confirm('Are you sure you want to clear the Bunny CDN cache?')) return;
23        fetch('<?php echo admin_url('admin-ajax.php'); ?>', {
24            method: 'POST',
25            credentials: 'same-origin',
26            headers: {
27                'Content-Type': 'application/x-www-form-urlencoded',
28            },
29            body: 'action=clear_bunny_cdn_cache'
30        })
31        .then(response => response.json())
32        .then(data => {
33            if (data.success) {
34                alert(data.data.message);
35            } else {
36                alert('Failed to clear cache. ' + data.data.message);
37            }
38        })
39        .catch(error => console.error('Error:', error));
40    }
41    </script>
42    <?php
43}
44add_action('admin_footer', 'bunny_cdn_clear_cache_script');
45 
46// Handle the AJAX request to clear the Bunny CDN cache
47function wp_ajax_clear_bunny_cdn_cache() {
48    $apiKey = 'YOUR_API_KEY'; // Replace with your actual Bunny.net API key
49    $pullZoneId = 'YOUR_ZONE_ID'; // Replace with your actual Pull Zone ID.
50    $apiUrl = "https://api.bunny.net/pullzone/{$pullZoneId}/purgeCache";
51 
52    $response = wp_remote_post($apiUrl, array(
53        'method' => 'POST',
54        'headers' => array(
55            'Content-Type' => 'application/json',
56            'AccessKey' => $apiKey,
57        ),
58        'body' => '{}',
59        'data_format' => 'body',
60    ));
61 
62    if (is_wp_error($response)) {
63        $error_message = $response->get_error_message();
64        wp_send_json_error(['message' => "WP Error: $error_message"]);
65    } else {
66        $status = wp_remote_retrieve_response_code($response);
67        if ($status === 204) { // HTTP 204 No Content, indicates success with no return data
68            wp_send_json_success(['message' => 'Cache cleared successfully.']);
69        } else if ($status !== 200) { // Any other status code not equal to 200 is treated as an error
70            $body = wp_remote_retrieve_body($response);
71            wp_send_json_error(['message' => "API Error: HTTP $status - $body"]);
72        } else {
73            wp_send_json_success(['message' => 'Cache cleared successfully.']);
74        }
75    }
76}
77add_action('wp_ajax_clear_bunny_cdn_cache', 'wp_ajax_clear_bunny_cdn_cache');