ajax_post_favorite_process.php

<?php
require_once('config_1.php');

if (isset($_POST)) {
  $user = new User($_SESSION['user_id']);
  $current_user = $user->get_user();
  $post_id = $_POST['post_id'];

  //既に登録されているか確認
  if (check_favolite_duplicate($current_user['id'], $post_id)) {
    $action = '解除';
    $sql = "DELETE
            FROM favorite
            WHERE :user_id = user_id AND :post_id = post_id";
  } else {
    $action = '登録';
    $sql = "INSERT INTO favorite(user_id,post_id)
            VALUES(:user_id,:post_id)";
  }
  try {
    $dbh = db_connect();
    $stmt = $dbh->prepare($sql);
    $stmt->execute(array(':user_id' => $current_user['id'], ':post_id' => $post_id));
  } catch (\Exception $e) {
    error_log($e, 3, "../../php/error.log");
    _debug('投稿お気に入り失敗');
    echo json_encode("error");
  }
}
require_once('footer.php');