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\f0\fs24 \cf0 <?php\
/**\
 * Plugin Name: LITFL ECG Polls (Activate or Wait)\
 * Description: Replaces deprecated poll plugin by implementing [ays_poll id=XX] shortcode with 3-option voting + results.\
 * Version: 1.0.0\
 */\
\
if (!defined('ABSPATH')) exit;\
\
class LITFL_ECG_Polls \{\
  const TABLE_VOTES = 'litfl_ecg_poll_votes';\
  const COOKIE_PREFIX = 'litfl_poll_voted_';\
  const NONCE_ACTION = 'litfl_poll_vote';\
\
  public static function init() \{\
    register_activation_hook(__FILE__, [__CLASS__, 'activate']);\
    add_shortcode('ays_poll', [__CLASS__, 'shortcode_ays_poll']); // keep your existing content working\
    add_action('wp_enqueue_scripts', [__CLASS__, 'enqueue_assets']);\
\
    add_action('wp_ajax_litfl_poll_vote', [__CLASS__, 'ajax_vote']);\
    add_action('wp_ajax_nopriv_litfl_poll_vote', [__CLASS__, 'ajax_vote']);\
\
    add_action('wp_ajax_litfl_poll_results', [__CLASS__, 'ajax_results']);\
    add_action('wp_ajax_nopriv_litfl_poll_results', [__CLASS__, 'ajax_results']);\
  \}\
\
  public static function activate() \{\
    global $wpdb;\
    $table = $wpdb->prefix . self::TABLE_VOTES;\
    $charset = $wpdb->get_charset_collate();\
\
    require_once ABSPATH . 'wp-admin/includes/upgrade.php';\
\
    $sql = "CREATE TABLE $table (\
      id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,\
      poll_id VARCHAR(64) NOT NULL,\
      choice TINYINT UNSIGNED NOT NULL,\
      voter_hash CHAR(64) NOT NULL,\
      created_at DATETIME NOT NULL,\
      PRIMARY KEY (id),\
      KEY poll_id_idx (poll_id),\
      KEY poll_choice_idx (poll_id, choice),\
      UNIQUE KEY poll_voter_unique (poll_id, voter_hash)\
    ) $charset;";\
\
    dbDelta($sql);\
  \}\
\
  public static function enqueue_assets() \{\
    // Only load on pages where shortcode exists (basic optimisation)\
    if (!is_singular()) return;\
    global $post;\
    if (!$post || stripos($post->post_content, '[ays_poll') === false) return;\
\
    $handle = 'litfl-ecg-polls';\
    wp_register_script(\
      $handle,\
      plugins_url('litfl-ecg-polls.js', __FILE__),\
      [],\
      '1.0.0',\
      true\
    );\
\
    wp_localize_script($handle, 'LITFLPoll', [\
      'ajaxUrl' => admin_url('admin-ajax.php'),\
      'nonce'   => wp_create_nonce(self::NONCE_ACTION),\
    ]);\
\
    wp_enqueue_script($handle);\
\
    // Minimal CSS to mimic your old \'93button list\'94 style\
    $css = "\
    .litfl-poll \{ border: 2px solid #1e5bd7; border-radius: 10px; padding: 18px; margin: 18px 0; position: relative; background: #fff; \}\
    .litfl-poll h5 \{ margin: 0 0 14px 0; font-size: 28px; line-height: 1.15; color: #1e5bd7; font-weight: 700; \}\
    .litfl-poll .litfl-option \{ display:block; width:100%; text-align:left; border: 2px solid #2b2b2b; padding: 18px 16px; margin: 12px 0; background: #efefef; font-size: 28px; cursor:pointer; \}\
    .litfl-poll .litfl-option:hover \{ filter: brightness(0.98); \}\
    .litfl-poll .litfl-meta \{ margin-top: 14px; font-size: 16px; color:#333; \}\
    .litfl-poll .litfl-counts \{ margin-top: 10px; font-size: 18px; color:#111; \}\
    .litfl-poll .litfl-badge \{ position:absolute; right: 16px; bottom: 16px; background:#1e5bd7; color:#fff; padding: 10px 14px; border-radius: 8px; font-size: 28px; font-weight: 700; \}\
    .litfl-poll .litfl-msg \{ margin-top: 10px; font-size: 16px; \}\
    ";\
    wp_register_style('litfl-ecg-polls-style', false);\
    wp_enqueue_style('litfl-ecg-polls-style');\
    wp_add_inline_style('litfl-ecg-polls-style', $css);\
  \}\
\
  public static function shortcode_ays_poll($atts) \{\
    $atts = shortcode_atts([\
      'id' => '',\
      'question' => 'Would you activate your cath lab/STEMI protocol?',\
      'a' => 'Yes',\
      'b' => 'No',\
      'c' => 'Not sure. Review in Emergency.',\
    ], $atts);\
\
    $poll_id = sanitize_text_field($atts['id']);\
    if ($poll_id === '') \{\
      // Fallback: tie to current post ID if someone forgets the id=\
      $poll_id = get_the_ID();\
    \}\
\
    $already = self::has_voted($poll_id);\
\
    ob_start(); ?>\
      <div class="litfl-poll" data-poll-id="">\
        <h5></h5>\
\
        <button class="litfl-option" data-choice="1" >\
          \
        </button>\
        <button class="litfl-option" data-choice="2" >\
          \
        </button>\
        <button class="litfl-option" data-choice="3" >\
          \
        </button>\
\
        <div class="litfl-msg" aria-live="polite"></div>\
        <div class="litfl-counts">Loading results\'85</div>\
        <div class="litfl-badge">\'97</div>\
      </div>\
    <?php\
    return ob_get_clean();\
  \}\
\
  private static function has_voted($poll_id) \{\
    return isset($_COOKIE[self::COOKIE_PREFIX . $poll_id]) && $_COOKIE[self::COOKIE_PREFIX . $poll_id] === '1';\
  \}\
\
  private static function voter_hash() \{\
    // Basic de-dupe: IP + UA + site salt (hashed)\
    // Note: IP can be unreliable behind proxies/CDNs; this is \'93good enough\'94 for casual polls.\
    $ip = $_SERVER['REMOTE_ADDR'] ?? '';\
    $ua = $_SERVER['HTTP_USER_AGENT'] ?? '';\
    $salt = wp_salt('auth');\
    return hash('sha256', $ip . '|' . $ua . '|' . $salt);\
  \}\
\
  private static function get_counts($poll_id) \{\
    global $wpdb;\
    $table = $wpdb->prefix . self::TABLE_VOTES;\
\
    $rows = $wpdb->get_results(\
      $wpdb->prepare(\
        "SELECT choice, COUNT(*) as cnt FROM $table WHERE poll_id = %s GROUP BY choice",\
        $poll_id\
      ),\
      ARRAY_A\
    );\
\
    $counts = [1 => 0, 2 => 0, 3 => 0];\
    $total = 0;\
\
    foreach ($rows as $r) \{\
      $c = (int)$r['choice'];\
      $n = (int)$r['cnt'];\
      if (isset($counts[$c])) \{\
        $counts[$c] = $n;\
        $total += $n;\
      \}\
    \}\
\
    return [$counts, $total];\
  \}\
\
  public static function ajax_results() \{\
    $poll_id = sanitize_text_field($_GET['poll_id'] ?? '');\
    if ($poll_id === '') wp_send_json_error(['message' => 'Missing poll_id']);\
\
    [$counts, $total] = self::get_counts($poll_id);\
    wp_send_json_success(['counts' => $counts, 'total' => $total, 'already' => self::has_voted($poll_id)]);\
  \}\
\
  public static function ajax_vote() \{\
    check_ajax_referer(self::NONCE_ACTION, 'nonce');\
\
    $poll_id = sanitize_text_field($_POST['poll_id'] ?? '');\
    $choice  = (int)($_POST['choice'] ?? 0);\
\
    if ($poll_id === '' || !in_array($choice, [1,2,3], true)) \{\
      wp_send_json_error(['message' => 'Invalid vote']);\
    \}\
\
    // If already voted (cookie), just return current results\
    if (self::has_voted($poll_id)) \{\
      [$counts, $total] = self::get_counts($poll_id);\
      wp_send_json_success(['counts' => $counts, 'total' => $total, 'already' => true]);\
    \}\
\
    global $wpdb;\
    $table = $wpdb->prefix . self::TABLE_VOTES;\
\
    $inserted = $wpdb->insert(\
      $table,\
      [\
        'poll_id'    => $poll_id,\
        'choice'     => $choice,\
        'voter_hash' => self::voter_hash(),\
        'created_at' => current_time('mysql'),\
      ],\
      ['%s','%d','%s','%s']\
    );\
\
    // If unique constraint blocks duplicate voter_hash, treat as already voted\
    if ($inserted === false) \{\
      [$counts, $total] = self::get_counts($poll_id);\
      wp_send_json_success(['counts' => $counts, 'total' => $total, 'already' => true]);\
    \}\
\
    // Set cookie for ~1 year\
    setcookie(self::COOKIE_PREFIX . $poll_id, '1', time() + YEAR_IN_SECONDS, COOKIEPATH ?: '/', COOKIE_DOMAIN ?: '', is_ssl(), true);\
\
    [$counts, $total] = self::get_counts($poll_id);\
    wp_send_json_success(['counts' => $counts, 'total' => $total, 'already' => true]);\
  \}\
\}\
\
LITFL_ECG_Polls::init();\
}