Integra News Verify
nel tuo CMS editoriale

<?php
// Aggiungere in functions.php del tema o in un plugin custom

add_action('publish_post', 'proofpress_certify_article', 10, 2);

function proofpress_certify_article($post_id, $post) {
    if ($post->post_type !== 'post') return;
    if (get_post_meta($post_id, '_pp_certified', true)) return;

    $api_key = get_option('proofpress_api_key');
    if (!$api_key) return;

    $response = wp_remote_post('https://proofpressverify.com/api/v1/verify', [
        'headers' => [
            'Authorization' => 'Bearer ' . $api_key,
            'Content-Type'  => 'application/json',
        ],
        'body' => json_encode([
            'product_type' => 'news_verify',
            'title'        => $post->post_title,
            'content'      => wp_strip_all_tags($post->post_content),
            'source_url'   => get_permalink($post_id),
        ]),
        'timeout' => 30,
    ]);

    if (!is_wp_error($response)) {
        $cert = json_decode(wp_remote_retrieve_body($response), true);
        update_post_meta($post_id, '_pp_certified', true);
        update_post_meta($post_id, '_pp_grade', $cert['trust_grade'] ?? '');
        update_post_meta($post_id, '_pp_hash', $cert['hash'] ?? '');
        update_post_meta($post_id, '_pp_verify_code', $cert['verify_code'] ?? '');
        update_post_meta($post_id, '_pp_ipfs_url', $cert['ipfs_url'] ?? '');
    }
}

// Shortcode per mostrare il badge nell'articolo: [proofpress_badge]
add_shortcode('proofpress_badge', function($atts) {
    global $post;
    $grade = get_post_meta($post->ID, '_pp_grade', true);
    $code  = get_post_meta($post->ID, '_pp_verify_code', true);
    if (!$grade) return '';
    $colors = ['A' => '#22c55e', 'B' => '#84cc16', 'C' => '#f59e0b', 'D' => '#ef4444'];
    $color  = $colors[$grade] ?? '#6b7280';
    return sprintf(
        '<div style="display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid %s;border-radius:6px;font-size:13px;">
            <span style="color:%s;font-weight:700;">Grade %s</span>
            <span style="color:#6b7280;">%s</span>
            <a href="https://proofpressverify.com/certificate/%s" target="_blank" style="color:%s;text-decoration:none;">Verifica ↗</a>
        </div>',
        $color, $color, esc_html($grade), esc_html($code),
        esc_attr(get_post_meta($post->ID, '_pp_hash', true)), $color
    );
});

// Ghost: Impostazioni → Integrations → Custom Integrations → Add webhook
// Event: Post published
// Target URL: https://your-server.com/ghost-certify

// Handler Node.js (Express) sul tuo server:
const express = require('express');
const app = express();
app.use(express.json());

app.post('/ghost-certify', async (req, res) => {
  const post = req.body?.post?.current;
  if (!post) return res.sendStatus(400);

  const response = await fetch('https://proofpressverify.com/api/v1/verify', {
    method: 'POST',
    headers: {
      'Authorization': 'Bearer ppv_YOUR_API_KEY',
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      product_type: 'news_verify',
      title: post.title,
      content: post.plaintext || post.html,
      source_url: post.url,
    }),
  });

  const cert = await response.json();
  console.log(`Certificato: ${cert.verify_code} — Grade: ${cert.trust_grade}`);
  
  // Opzionale: aggiornare il post Ghost con il verify_code tramite Ghost Admin API
  res.sendStatus(200);
});