경쟁사 분석 자동 리포트

// SEMrush API로 SEO 경쟁사 자동 식별
function identify_seo_competitors($my_domain, $api_key) {
    $url = 'https://api.semrush.com/?' . http_build_query(array(
        'type' => 'domain_organic_organic',
        'key' => $api_key,
        'domain' => $my_domain,
        'database' => 'kr',
        'display_limit' => 10,
        'display_sort' => 'cr_desc',  // 경쟁 수준 내림차순
        'export_columns' => 'Dn,Cr,Np,Or,Ot,Oc,Ad',
    ));

    $response = wp_remote_get($url, array('timeout' => 20));
    $body = wp_remote_retrieve_body($response);

    $lines = explode("\n", trim($body));
    $headers = str_getcsv(array_shift($lines), ';');
    $competitors = array();

    foreach ($lines as $line) {
        $values = str_getcsv($line, ';');
        if (count($values) === count($headers)) {
            $comp = array_combine($headers, $values);
            $competitors[] = array(
                'domain' => $comp['Dn'],
                'competition_level' => $comp['Cr'],
                'common_keywords' => $comp['Np'],
                'organic_keywords' => $comp['Or'],
                'organic_traffic' => $comp['Ot'],
                'organic_cost' => $comp['Oc'],
                'adwords_keywords' => $comp['Ad'],
            );
        }
    }

    return $competitors;
}

// 경쟁사 프로필 데이터 구조
function build_competitor_profile($domain, $api_key) {
    return array(
        'domain' => $domain,
        'organic_overview' => fetch_domain_overview($domain, $api_key),
        'top_keywords' => fetch_top_keywords($domain, $api_key, 50),
        'top_pages' => fetch_top_pages($domain, $api_key, 20),
        'backlink_profile' => fetch_backlink_summary($domain, $api_key),
        'content_frequency' => analyze_content_frequency($domain),
        'last_updated' => current_time('mysql'),
    );
}