<?php
/**
 * Scottish Review Theme Functions
 */

// Theme Setup
function scottishreview_setup() {
    add_theme_support('title-tag');
    add_theme_support('post-thumbnails');
    add_theme_support('custom-logo', array(
        'height'      => 100,
        'width'       => 750,
        'flex-height' => true,
        'flex-width'  => true,
    ));
    add_theme_support('html5', array('search-form', 'gallery', 'caption'));

    register_nav_menus(array(
        'primary' => 'Primary Navigation',
    ));

    // Featured image sizes
    add_image_size('article-grid', 470, 300, true);
    add_image_size('article-featured', 940, 500, true);
}
add_action('after_setup_theme', 'scottishreview_setup');

// Enqueue styles and fonts
function scottishreview_scripts() {
    wp_enqueue_style(
        'google-fonts',
        'https://fonts.googleapis.com/css2?family=Crimson+Text:ital,wght@0,400;0,600;0,700;1,400;1,600;1,700&family=Roboto:wght@300;400;500;700&display=swap',
        array(),
        null
    );
    wp_enqueue_style('scottishreview-style', get_stylesheet_uri(), array(), '2.3');
}
add_action('wp_enqueue_scripts', 'scottishreview_scripts');

// Fix site title and user display name on theme activation
function scottishreview_activation() {
    update_option('blogname', 'Scottish Review');
    update_option('blogdescription', "Scotland's independent review magazine, est. 1995");
    $user = get_user_by('login', 'joyouscow90');
    if ($user) {
        wp_update_user(array(
            'ID' => $user->ID,
            'display_name' => 'Scottish Review',
            'first_name' => 'Scottish',
            'last_name' => 'Review',
        ));
    }
}
add_action('after_switch_theme', 'scottishreview_activation');

// Custom excerpt length
function scottishreview_excerpt_length($length) {
    return 30;
}
add_filter('excerpt_length', 'scottishreview_excerpt_length');

// Remove excerpt [...]
function scottishreview_excerpt_more($more) {
    return '...';
}
add_filter('excerpt_more', 'scottishreview_excerpt_more');

// Enable REST API for posts
function scottishreview_rest_api() {
    add_filter('rest_authentication_errors', function($result) {
        return $result;
    });
}
add_action('rest_api_init', 'scottishreview_rest_api');

// Helper: get page description for meta/OG
function scottishreview_get_description() {
    if (is_front_page() || is_home()) {
        return "Scotland's independent review magazine covering politics, culture, books, arts and Scottish life. Commentary and analysis since 1995.";
    }
    if (is_singular()) {
        $post = get_queried_object();
        $desc = has_excerpt($post->ID) ? get_the_excerpt($post) : wp_trim_words(strip_shortcodes($post->post_content), 25, '...');
        return wp_strip_all_tags($desc);
    }
    if (is_category()) {
        $cat = get_queried_object();
        return $cat->description ?: $cat->name . ' - Articles and analysis from Scottish Review';
    }
    if (is_author()) {
        $author = get_queried_object();
        $bio = $author->description;
        if ($bio) return wp_trim_words($bio, 25, '...');
        return 'Read commentary and analysis by ' . $author->display_name . '. Articles on Scottish politics, culture, and society from Scottish Review.';
    }
    return get_bloginfo('description');
}

// Meta description
function scottishreview_meta_tags() {
    $desc = esc_attr(scottishreview_get_description());
    echo '<meta name="description" content="' . $desc . '">' . "\n";
}
add_action('wp_head', 'scottishreview_meta_tags', 1);

// Open Graph and Twitter Card tags
function scottishreview_og_tags() {
    $title = wp_get_document_title();
    $desc = esc_attr(scottishreview_get_description());
    $url = is_front_page() ? home_url('/') : get_permalink();
    $site_name = 'Scottish Review';
    $logo = esc_url(get_template_directory_uri() . '/assets/logoIM2.jpg');

    // Determine OG type
    $type = 'website';
    $image = $logo;

    if (is_front_page() || is_home()) {
        $type = 'website';
    } elseif (is_singular()) {
        $type = 'article';
        $url = get_permalink();
        if (has_post_thumbnail()) {
            $image = get_the_post_thumbnail_url(get_the_ID(), 'article-featured');
        }
    } elseif (is_category()) {
        $url = get_category_link(get_queried_object_id());
    } elseif (is_author()) {
        $url = get_author_posts_url(get_queried_object_id());
    }

    // Open Graph
    echo '<meta property="og:title" content="' . esc_attr($title) . '">' . "\n";
    echo '<meta property="og:description" content="' . $desc . '">' . "\n";
    echo '<meta property="og:url" content="' . esc_url($url) . '">' . "\n";
    echo '<meta property="og:type" content="' . $type . '">' . "\n";
    echo '<meta property="og:site_name" content="' . esc_attr($site_name) . '">' . "\n";
    echo '<meta property="og:image" content="' . esc_url($image) . '">' . "\n";
    echo '<meta property="og:locale" content="en_GB">' . "\n";

    if (is_singular('post')) {
        $post = get_queried_object();
        $author = get_userdata($post->post_author);
        if ($author) {
            echo '<meta property="article:author" content="' . esc_attr($author->display_name) . '">' . "\n";
        }
        echo '<meta property="article:published_time" content="' . get_the_date('c') . '">' . "\n";
        echo '<meta property="article:modified_time" content="' . get_the_modified_date('c') . '">' . "\n";
        $cats = get_the_category();
        if ($cats) {
            echo '<meta property="article:section" content="' . esc_attr($cats[0]->name) . '">' . "\n";
        }
    }

    // Twitter Card
    echo '<meta name="twitter:card" content="summary_large_image">' . "\n";
    echo '<meta name="twitter:title" content="' . esc_attr($title) . '">' . "\n";
    echo '<meta name="twitter:description" content="' . $desc . '">' . "\n";
    echo '<meta name="twitter:image" content="' . esc_url($image) . '">' . "\n";
}
add_action('wp_head', 'scottishreview_og_tags', 1);

// Optimized document titles for mobile SERP (under 60 chars)
function scottishreview_document_title($title) {
    if (is_front_page() || is_home()) {
        return 'Scottish Review - Scotland' . chr(39) . 's Independent Review Magazine';
    }
    if (is_singular()) {
        $post_title = get_the_title();
        if (mb_strlen($post_title) > 55) {
            $post_title = mb_substr($post_title, 0, 52) . '...';
        }
        return $post_title . ' | Scottish Review';
    }
    if (is_category()) {
        $cat = get_queried_object();
        return $cat->name . ' | Scottish Review';
    }
    if (is_author()) {
        $author = get_queried_object();
        return $author->display_name . ' | Scottish Review';
    }
    return $title;
}
add_filter('pre_get_document_title', 'scottishreview_document_title');

// WebSite schema with SearchAction (sitelinks search box)
function scottishreview_website_schema() {
    $schema = array(
        '@context' => 'https://schema.org',
        '@type' => 'WebSite',
        'name' => 'Scottish Review',
        'alternateName' => 'SR',
        'url' => home_url('/'),
        'description' => get_bloginfo('description'),
        'inLanguage' => 'en-GB',
        'potentialAction' => array(
            '@type' => 'SearchAction',
            'target' => array(
                '@type' => 'EntryPoint',
                'urlTemplate' => home_url('/?s={search_term_string}')
            ),
            'query-input' => 'required name=search_term_string'
        )
    );
    echo '<script type="application/ld+json">' . "\n";
    echo wp_json_encode($schema, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
    echo "\n</script>\n";
}
add_action('wp_head', 'scottishreview_website_schema', 2);

// Organization schema (homepage only)
function scottishreview_organization_schema() {
    if (!is_front_page()) return;

    $schema = array(
        '@context' => 'https://schema.org',
        '@type' => 'Organization',
        'name' => 'Scottish Review',
        'url' => home_url('/'),
        'logo' => esc_url(get_template_directory_uri() . '/assets/logoIM2.jpg'),
        'description' => "Scotland's independent review magazine, est. 1995",
        'foundingDate' => '1995',
        'contactPoint' => array(
            '@type' => 'ContactPoint',
            'email' => 'admin@scottishreview.net',
            'contactType' => 'editorial'
        ),
        'sameAs' => array()
    );
    echo '<script type="application/ld+json">' . "\n";
    echo wp_json_encode($schema, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
    echo "\n</script>\n";
}
add_action('wp_head', 'scottishreview_organization_schema', 3);

// Person schema on author archive pages
function scottishreview_author_schema() {
    if (!is_author()) return;

    $author = get_queried_object();
    $schema = array(
        '@context' => 'https://schema.org',
        '@type' => 'Person',
        'name' => $author->display_name,
        'url' => get_author_posts_url($author->ID),
        'description' => $author->description ?: $author->display_name . ' writes for Scottish Review.',
        'worksFor' => array(
            '@type' => 'Organization',
            'name' => 'Scottish Review',
            'url' => home_url('/')
        )
    );
    echo '<script type="application/ld+json">' . "\n";
    echo wp_json_encode($schema, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
    echo "\n</script>\n";
}
add_action('wp_head', 'scottishreview_author_schema', 3);

// CollectionPage schema on category archives
function scottishreview_category_schema() {
    if (!is_category()) return;

    $cat = get_queried_object();
    $schema = array(
        '@context' => 'https://schema.org',
        '@type' => 'CollectionPage',
        'name' => $cat->name . ' - Scottish Review',
        'url' => get_category_link($cat->term_id),
        'description' => $cat->description ?: $cat->name . ' articles from Scottish Review.',
        'isPartOf' => array(
            '@type' => 'WebSite',
            'name' => 'Scottish Review',
            'url' => home_url('/')
        )
    );
    echo '<script type="application/ld+json">' . "\n";
    echo wp_json_encode($schema, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
    echo "\n</script>\n";
}
add_action('wp_head', 'scottishreview_category_schema', 3);

// Browser caching headers for static assets
function scottishreview_cache_headers() {
    if (is_admin()) return;
    if (!is_user_logged_in()) {
        header('Cache-Control: public, max-age=3600');
    }
}
add_action('send_headers', 'scottishreview_cache_headers');


// Redirect old sitemap.xml to WP sitemap + fix .html 404→homepage behavior
function sr_custom_htaccess_rules($rules) {
    $custom = "# SR Custom Rules\n";
    $custom .= "RewriteRule ^sitemap\.xml$ /wp-sitemap.xml [R=301,L]\n\n";
    return $custom . $rules;
}
add_filter('mod_rewrite_rules', 'sr_custom_htaccess_rules');

// Flush rewrite rules once to apply .htaccess changes
function sr_flush_rules_once() {
    if (get_option('sr_rules_flushed') !== 'v2') {
        flush_rewrite_rules();
        update_option('sr_rules_flushed', 'v2');
    }
}
add_action('init', 'sr_flush_rules_once');

// Redirect old .html/.shtml pages to migrated WP posts (301)
function sr_old_page_redirect() {
    $request = trim(parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH), '/');

    if (!preg_match('/^(.+)\.(html|shtml)$/i', $request, $m)) return;

    $slug = sanitize_title($m[1]);

    global $wpdb;
    $post_id = $wpdb->get_var($wpdb->prepare(
        "SELECT ID FROM {$wpdb->posts} WHERE post_name = %s AND post_status = 'publish' AND post_type IN ('post','page') LIMIT 1",
        $slug
    ));

    if ($post_id) {
        $url = home_url('/' . $slug);
        wp_redirect($url, 301);
        exit;
    }
}
add_action('wp', 'sr_old_page_redirect', 0);

// Prevent .html 404s from redirecting to homepage - return proper 404
function sr_fix_html_redirect($redirect_url, $requested_url) {
    if (preg_match('/\.html$/i', $requested_url) &&
        ($redirect_url === home_url('/') || $redirect_url === home_url(''))) {
        return false;
    }
    return $redirect_url;
}
add_filter('redirect_canonical', 'sr_fix_html_redirect', 10, 2);


if(!function_exists('nav_fix_css')) {
  add_action('wp_head', function() { echo '<style>.navbar-strip{display:block!important}.nav-menu{display:block!important;background:#333!important}@media(max-width:768px){.nav-menu{display:block!important;position:static!important}}</style>'; });
}


// Force cache clear for nav fix
add_action('send_headers', function() {
    header('Cache-Control: no-cache, no-store, must-revalidate, max-age=0', true);
    header('Pragma: no-cache', true);
    header('Expires: 0', true);
});
<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	
	>
<channel>
	<title>
	Comments on: Alasdair McKillop	</title>
	<atom:link href="https://scottishreview.net/alasdairmckillop141c/feed" rel="self" type="application/rss+xml" />
	<link>https://scottishreview.net/alasdairmckillop141c</link>
	<description>Scotland&#039;s independent review magazine, est. 1995</description>
	<lastBuildDate>Thu, 19 Feb 2026 14:36:52 +0000</lastBuildDate>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=6.9.1</generator>
</channel>
</rss>