/* ===== HIỂN THỊ AUDIO ===== */
add_filter('the_content', function ($content) {
if (!is_single()) return $content;
global $wpdb;
$radio = $wpdb->get_row($wpdb->prepare(
"SELECT * FROM " . EASY_RADIO_TABLE . " WHERE post_id=%d AND active=1",
get_the_ID()
));
if ($radio) {
return $content.'';
}
return $content;
});
/* ===== API /radio ===== */
add_action('init', function () {
add_rewrite_rule('^easy-radio-api/?$', 'index.php?easy_radio_api=1', 'top');
});
add_filter('query_vars', fn($v)=>array_merge($v,['easy_radio_api']));
function easy_radio_get_cached_json() {
$cache = get_transient('easy_radio_json_cache');
if ($cache !== false) return $cache;
$data = easy_radio_build_json();
set_transient('easy_radio_json_cache', $data, 15 * MINUTE_IN_SECONDS);
return $data;
}
add_action('template_redirect', function () {
if (get_query_var('easy_radio_api') == 1) {
if (!defined('EASY_RADIO_API_TOKEN') || !isset($_GET['token']) || $_GET['token'] !== EASY_RADIO_API_TOKEN) {
status_header(403);
echo json_encode(['error'=>'Invalid token']);
exit;
}
header('Content-Type: application/json; charset=utf-8');
echo json_encode(easy_radio_get_cached_json(), JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT);
exit;
}
});
add_action('save_post', fn()=>delete_transient('easy_radio_json_cache'));
/* ===== BUILD JSON ===== */
function easy_radio_build_json() {
global $wpdb;
$out = [];
$cats = get_categories([
'hide_empty' => false
]);
foreach ($cats as $cat) {
$node = [
"id" => (string)$cat->term_id,
"word" => $cat->name,
"type" => "list",
"phonetic" => "",
"definitions" => ["en"=>"","ja"=>"","vi"=>""],
"example" => "",
"media" => ["image"=>"","audio"=>""],
"children" => []
];
// Lấy post + radio trong 1 query
$rows = $wpdb->get_results($wpdb->prepare("
SELECT
p.ID,
p.post_title,
r.audio_url,
r.text_url,
r.waveform_url
FROM {$wpdb->posts} p
INNER JOIN ".EASY_RADIO_TABLE." r ON p.ID = r.post_id
INNER JOIN {$wpdb->term_relationships} tr ON p.ID = tr.object_id
INNER JOIN {$wpdb->term_taxonomy} tt ON tr.term_taxonomy_id = tt.term_taxonomy_id
WHERE tt.term_id = %d
AND p.post_status = 'publish'
AND r.active = 1
ORDER BY r.created_at DESC
LIMIT 10
", $cat->term_id));
foreach ($rows as $row) {
$node['children'][] = [
"id" => (string)$row->ID,
"word" => $row->post_title,
"type" => "word",
"phonetic" => "",
"definitions" => ["en"=>"","ja"=>"","vi"=>""],
"example" => "",
"media" => [
"image" => get_the_post_thumbnail_url($row->ID, 'full') ?: "",
"audio" => $row->audio_url ?: "",
"text" => $row->text_url ?: "",
"waveform" => $row->waveform_url ?: ""
],
"children" => []
];
}
// Chỉ push category nếu có post hợp lệ
if (!empty($node['children'])) {
$out[] = $node;
}
}
return $out;
}
/* ===== CỘT RADIO TRONG DANH SÁCH BÀI VIẾT ===== */
add_filter('manage_posts_columns', function ($cols) {
$cols['easy_radio'] = 'Radio';
return $cols;
});
add_action('manage_posts_custom_column', function ($col, $post_id) {
if ($col === 'easy_radio') {
$url = admin_url('admin.php?page=easy-radio&post_id=' . $post_id);
echo 'Link';
}
}, 10, 2);
やさしい日本語ニュース | Trang 6 trên 40 | EASY NEWS JAPAN - Tin tức Nhật Bản dễ hiểu - Có furigana & giải thích nghĩa tiếng Việt 
