/**
 * Plugin Name: Auto SEO Meta
 * Description: Автогенерация SEO meta через Groq API. Multi-geo.
 * Version: 1.0
 */
if (!defined('ABSPATH')) exit;
 
if (!defined('AUTO_SEO_GROQ_KEY')) define('AUTO_SEO_GROQ_KEY', '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');
if (!defined('AUTO_SEO_MODEL'))    define('AUTO_SEO_MODEL', 'llama-3.3-70b-versatile');
if (!defined('AUTO_SEO_PLUGIN'))   define('AUTO_SEO_PLUGIN', 'yoast');
if (!defined('AUTO_SEO_LANG'))     define('AUTO_SEO_LANG', 'English');
 
if (!function_exists('auto_seo_meta_keys')) {
add_action('save_post', 'auto_seo_on_save', 20, 3);
 
function auto_seo_meta_keys() {
    $map = [
        'rankmath' => ['title' => 'rank_math_title',         'desc' => 'rank_math_description'],
        'yoast'    => ['title' => '_yoast_wpseo_title',      'desc' => '_yoast_wpseo_metadesc'],
        'seopress' => ['title' => '_seopress_titles_title',  'desc' => '_seopress_titles_desc'],
        'aioseo'   => ['title' => '_aioseo_title',           'desc' => '_aioseo_description'],
    ];
    return $map[AUTO_SEO_PLUGIN] ?? $map['rankmath'];
}
 
function auto_seo_on_save($post_id, $post, $update) {
    if (wp_is_post_revision($post_id) || wp_is_post_autosave($post_id)) return;
    if ($post->post_status !== 'publish') return;
    if (!in_array($post->post_type, ['post', 'page'])) return;
 
    $keys = auto_seo_meta_keys();
    $existing_t = get_post_meta($post_id, $keys['title'], true);
    $existing_d = get_post_meta($post_id, $keys['desc'], true);
    if (!empty($existing_t) && !empty($existing_d)) return;
 
    $seo = auto_seo_generate($post);
    if (!$seo) return;
 
    if (empty($existing_t)) update_post_meta($post_id, $keys['title'], $seo['title']);
    if (empty($existing_d)) update_post_meta($post_id, $keys['desc'], $seo['description']);
}
 
function auto_seo_generate($post) {
    $title = $post->post_title;
    $content = wp_strip_all_tags($post->post_content);
    $content = mb_substr($content, 0, 3000);
    if (empty($content) && empty($title)) return false;
 
    $site_name = get_bloginfo('name');
    $site_desc = get_bloginfo('description');
    $domain = parse_url(home_url(), PHP_URL_HOST);
    $lang = AUTO_SEO_LANG;
 
    $prompt  = "You are an SEO expert. Generate SEO meta title (max 60 chars) and description (max 155 chars) for this webpage.\n\n";
    $prompt .= "Output language: {$lang}\n";
    $prompt .= "Site: {$site_name} ({$domain})\n";
    if ($site_desc) $prompt .= "Site tagline: {$site_desc}\n";
    $prompt .= "\nPage title: {$title}\n\n";
    $prompt .= "Content:\n{$content}\n\n";
    $prompt .= "Rules:\n- Title max 60 chars, includes main keyword\n- Description max 155 chars, compelling\n- Output in {$lang} only\n- No quotes\n- Output ONLY valid JSON:\n";
    $prompt .= '{"title":"...","description":"..."}';
 
    $response = wp_remote_post('https://api.groq.com/openai/v1/chat/completions', [
        'timeout' => 30,
        'headers' => [
            'Content-Type'  => 'application/json',
            'Authorization' => 'Bearer ' . AUTO_SEO_GROQ_KEY,
        ],
        'body' => json_encode([
            'model'           => AUTO_SEO_MODEL,
            'messages'        => [['role' => 'user', 'content' => $prompt]],
            'temperature'     => 0.7,
            'max_tokens'      => 300,
            'response_format' => ['type' => 'json_object'],
        ])
    ]);
 
    if (is_wp_error($response)) {
        error_log('Auto SEO error: ' . $response->get_error_message());
        return false;
    }
 
    $code = wp_remote_retrieve_response_code($response);
    $body = json_decode(wp_remote_retrieve_body($response), true);
 
    if ($code !== 200) {
        error_log('Auto SEO HTTP ' . $code . ': ' . wp_remote_retrieve_body($response));
        return false;
    }
 
    $text = $body['choices'][0]['message']['content'] ?? '';
    if (empty($text)) return false;
 
    $text = preg_replace('/^```json\s*|\s*```$/m', '', trim($text));
    $seo = json_decode($text, true);
 
    if (!isset($seo['title']) || !isset($seo['description'])) return false;
 
    return [
        'title'       => mb_substr($seo['title'], 0, 60),
        'description' => mb_substr($seo['description'], 0, 155),
    ];
}
 
add_action('add_meta_boxes', function() {
    add_meta_box('auto_seo', 'Auto SEO', 'auto_seo_metabox', ['post', 'page'], 'side');
});
 
function auto_seo_metabox($post) {
    $keys = auto_seo_meta_keys();
    $t = get_post_meta($post->ID, $keys['title'], true);
    $d = get_post_meta($post->ID, $keys['desc'], true);
    echo '<p><strong>Title:</strong><br><small>' . esc_html($t ?: '—') . '</small></p>';
    echo '<p><strong>Description:</strong><br><small>' . esc_html($d ?: '—') . '</small></p>';
    $url = wp_nonce_url(admin_url('admin-post.php?action=auto_seo_regen&post_id=' . $post->ID), 'auto_seo_' . $post->ID);
    echo '<p><a href="' . $url . '" class="button">Regenerate</a></p>';
}
 
add_action('admin_post_auto_seo_regen', function() {
    $post_id = intval($_GET['post_id'] ?? 0);
    if (!current_user_can('edit_post', $post_id)) wp_die('No permission');
    check_admin_referer('auto_seo_' . $post_id);
 
    $keys = auto_seo_meta_keys();
    delete_post_meta($post_id, $keys['title']);
    delete_post_meta($post_id, $keys['desc']);
 
    auto_seo_on_save($post_id, get_post($post_id), true);
 
    wp_redirect(get_edit_post_link($post_id, 'raw'));
    exit;
});
 
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	<title>Free spins Archives - Biotin Tablets</title>
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	<item>
		<title>Trends in Gambling Learn How to Win with Free Spins</title>
		<link>https://biotintablets.com/trends-in-gambling-learn-how-to-win-with-free/</link>
		
		<dc:creator><![CDATA[admlnlx]]></dc:creator>
		<pubDate>Thu, 23 Apr 2026 12:47:07 +0000</pubDate>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[Free spins]]></category>
		<guid isPermaLink="false">https://biotintablets.com/?p=3955</guid>

					<description><![CDATA[<p>Trends in Gambling Learn How to Win with Free Spins ?????? ???????????: ? ?????????? ??? ?? ???????? ?? ????? ??? ?? ?????? ??????????? ????????? ??? ??? ??? ??? ?????????? ????????? ??? ?????? ?????????. ?????????? ????? ??????? ?? ?????????? ????????? ???????????? ????? ?? ????????? ?? ??????? ????. ???? ???? ????? ??? ???????? ?? ?????? ?? ?????????????? [&#8230;]</p>
<p>The post <a href="https://biotintablets.com/trends-in-gambling-learn-how-to-win-with-free/">Trends in Gambling Learn How to Win with Free Spins</a> appeared first on <a href="https://biotintablets.com">Biotin Tablets</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>Trends in Gambling Learn How to Win with Free Spins</p>
<h3>?????? ???????????: ? ?????????? ??? ?? ???????? ?? ????? ???</h3>
<p>?? ?????? ??????????? ????????? ??? ??? ??? ??? ?????????? ????????? ??? ?????? ?????????. ?????????? ????? ??????? ?? ?????????? ????????? ???????????? ????? ?? ????????? ?? ??????? ????. ???? ???? ????? ??? ???????? ?? ?????? ?? ?????????????? ??? ?????????? ??? ?? ?????????? ??????????? ??? ?? ???? ????????? ?? ?????????. ???????, ? ?????????? <a href="https://spin-lander-casino.gr/">SpinLander</a> ????????? ?????? ??????????? ??? ??????? ?? ??????????? ?? ?????????? ?????.</p>
<p><img decoding="async" src="https://media.istockphoto.com/id/1199923995/photo/composite-image-of-online-roulette-game.jpg?s=612x612&amp;w=0&amp;k=20&amp;c=k7pgIVz0RA_jBH-LcxQnBCyg-SO5922iJgYpTLBWz6c=" alt=""></p>
<p>????? ????????? ?? ????????? ???? ????? ??? ??? ???????????? ??? ?????????? ?? ??? ?????? ???????????. ???????? ?????? ???????? ?? ???????????? ???? ???????? ?????? ??????????? ???? ????????? ?? ????????? ?? ????? ???. ??????, ??? ????? ??????????? ??? ???????????, ???????? ?? ??????????????? ????? ??? ????????? ???? ?????? ???.</p>
<h3>?? ?????????? ?????? ??? ?????? ?????????</h3>
<p>?? ?????? ????????? ???????????? ??????? ?? ??? ?????????? ?? ?????? ???????? ????. ?? ???? ?????? ????????????? ?? ????? ????????? ??????????????? ??? ??????? ????????, ??? ???????????? ??? ???????? ?? ????????? ??? ??????????. ????? ?? ??????????? ?????????? ??? immersive ?????????, ???????? ??? ???? ?????????? ??? ???? ???????.</p>
<p>????????, ?? ?????? ?????????? ?????? ??? ???????????? ???????? ??????????, ??????????????????? ???????? ?????????? ?? ???????????? dealers. ?? spinlander ????? ??? ??? ?? ?????? ??? ???????? ???? ????????, ??? ?? ??????? ??????? ?? ???????????? ??? ?????????? ???? ??????? ?????? ??? ??? ????? ??? ??????? ????, ??? ?? ?????? ??????????? ???????? ????? ????? ????? ??? ?????????, ???????????? ???? ??????? ?? ?????????? ???? ?????????.</p>
<h3>??? ?? ???????????? ??? ?????? ???????????</h3>
<p>??? ?? ??????????????? ??? ?????? ??? ?????? ???????????, ????? ???? ?? ????????? ????????? ?? ????? ????????? ???? ?????? (RTP). ????? ?????? ???????? ??????????? ??????? ?? ?? RTP ??? ?????????? ????, ?????????????? ???? ??????? ?? ????????? ??? ????????? ????????. ??????, ? ??????? ???????????? ?? ?????? ????????????? ?????? ?? ??? ????????? ???????????? ?????, ?? ??? ??????????, ???????.</p>
<p>??? ??????????? ?? ??????? ??? ??????????? ???. ?????? ???? ????????????? ??? ??????? ???. ?? ?????? ??????????? ????? ??? ?????????? ???????? ?? ?????????? ????? ???? ??????? ??? ?????????? ??? ??? ??????????? ???, ???? ??? ?????? ?? ???????? ?? ?????????? ????? ?????????????.</p>
<h3>? ??????? ??? ????????? ??? ?????? ?????????</h3>
<p>? ???????? ????? ???????? ???????? ???? ????? ??? ??????? ??????????. ? ??????? ???? ?????????? ?????? ?? ???????????? ????? ????????? ?? ??????????? ??? ?? ???????? ??? ??? ?? ??????? ??? ????? ?????????????. ??? ???? ?????? ?? ???????? ????????????? ??? ?? ????? ???????? ??????? ?? ??? ????????? ???.</p>
<p>????????, ? ?????????? ??????? ????? ?????? ?????????. ??? ????????? ?????? ?????? ?? ????????? 24/7 ?????????? ???? ?? ???????? ?? ???????? ?????????? ? ?? ????????? ?????????? ?? ??????? ??? ?????. ? ???????? ??? ? ?????????? ????? ??? ?????????? ??? ??? ?????? ?? ?????????? ???? ????????? ??? ?? ???????.</p>
<p><img decoding="async" src="https://media.istockphoto.com/id/1415128886/photo/casino-gambling-games-theme.jpg?s=612x612&amp;w=0&amp;k=20&amp;c=unPmrtw9J-YjmvQPWNtcYQkxBe-h0XS9H3pxpA4cRFE=" alt=""></p>
<h3>? ????????? Spinlander: ??? ???????????? ???????? ??????? ??????????</h3>
<p>? ?????????  ????????? ??? ???????? ???????? ??????? ??????????, ???????????? ??? ????????? ?? ??? ????????. ?? ??? ?????? ????? ??????????, ???? ???????????? ??? ??????? ?????????, ?? ??????? ??????? ?? ????? ???? ??? ?? ???? ??????. ?? ?????? ??????????? ??? ?? ??????? ?????????????? ????????? ??? ????????, ???????????? ???? ??????? ?? ???????????? ??? ????? ??? ??????? ??????????.</p>
<p>? ????????? ??? ? ????????? ??? ????????? ????? ???????? ???????? ??? ????????? ??? . ?? ??????????? VIP ??? ??????????? ?????????, ?? ??????? ????? ???????? ?? ???????? ??? ?????? ??? ???????? ???? ????? ??? ???????????. ? ?????????? ??????? 24/7 ??????????? ??? ?? ??????? ????? ????? ??????? ?? ??????????? ??? ???????, ??????????? ???  ??? ?????????? ??????? ??? ???? ??????? ??? ??????? ??????????.</p>
<p>The post <a href="https://biotintablets.com/trends-in-gambling-learn-how-to-win-with-free/">Trends in Gambling Learn How to Win with Free Spins</a> appeared first on <a href="https://biotintablets.com">Biotin Tablets</a>.</p>
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