/**
 * Handles error messages
 *
 * @param int $type The error code
 * @param string $message A string describing the error
 * @param string $file The filename in which the error occurred
 * @param int $line The line number on which the error occurred
 * @author Jason Warner <[email protected]>
 * @since Beta 2.0
 * @return void
 **/
function error($type, $message, $file = null, $line = 0)
{
    global $set;
    // Get the settings!
    if (isset($_GET['debug']) || function_exists('error_fatal') || !(error_reporting() & $type)) {
        return;
    }
    include $set['include_path'] . '/lib/error.php';
    switch ($type) {
        // Triggered Quicksilver Forums errors
        case QUICKSILVER_ERROR:
            exit(error_warning($message, $file, $line));
            break;
            // Triggered Quicksilver Forums notices and alerts
        // Triggered Quicksilver Forums notices and alerts
        case QUICKSILVER_NOTICE:
            exit(error_notice($message));
            break;
            // Database errors
        // Database errors
        case QUICKSILVER_QUERY_ERROR:
            exit(error_fatal($type, $message, $file, $line));
            break;
            // PHP errors
        // PHP errors
        default:
            exit(error_fatal($type, $message, $file, $line));
            break;
    }
}

/**
 * Returns notices output rendering and reset notices
 *
 * @return string
 */
function error_notices_render()
{
    if (option('debug') && option('env') > ENV_PRODUCTION) {
        $notices = error_notice();
        error_notice(null);
        // reset notices
        $c_view_dir = option('views_dir');
        // keep for restore after render
        option('views_dir', option('limonade_views_dir'));
        $o = render('_notices.html.php', null, array('notices' => $notices));
        option('views_dir', $c_view_dir);
        // restore current views dir
        return $o;
    }
}

/**
 * Default error handler
 *
 * @param string $errno 
 * @param string $errstr 
 * @param string $errfile 
 * @param string $errline 
 * @return string error output
 */
function error_default_handler($errno, $errstr, $errfile, $errline)
{
    $is_http_err = http_response_status_is_valid($errno);
    $http_error_code = $is_http_err ? $errno : SERVER_ERROR;
    status($http_error_code);
    if (($errno == E_USER_NOTICE || $errno == E_NOTICE) && option('debug')) {
        $o = "<p>[" . error_type($errno) . "] ";
        $o .= "{$errstr} in <strong>{$errfile}</strong> line <strong>{$errline}</strong>: ";
        $o .= "</p>";
        error_notice($o);
        return;
    }
    return $http_error_code == NOT_FOUND ? error_not_found_output($errno, $errstr, $errfile, $errline) : error_server_error_output($errno, $errstr, $errfile, $errline);
}

/**
 * Handles error messages
 *
 * @param int $type The error code
 * @param string $message A string describing the error
 * @param string $file The filename in which the error occurred
 * @param int $line The line number on which the error occurred
 * @author Jason Warner <[email protected]>
 * @since Beta 2.0
 * @return void
 **/
function error($type, $message, $file = null, $line = 0)
{
    if (isset($_GET['debug']) || function_exists('error_fatal') || !(error_reporting() & $type)) {
        return;
    }
    $include = './lib/error.php';
    if (!file_exists($include)) {
        $include = '.' . $include;
        // Admin Center errors
    }
    include $include;
    switch ($type) {
        // Triggered Quicksilver Forums errors
        case QUICKSILVER_ERROR:
            exit(error_warning($message, $file, $line));
            break;
            // Triggered Quicksilver Forums notices and alerts
        // Triggered Quicksilver Forums notices and alerts
        case QUICKSILVER_NOTICE:
            exit(error_notice($message));
            break;
            // Database errors
        // Database errors
        case QUICKSILVER_QUERY_ERROR:
            exit(error_fatal($type, $message, $file, $line));
            break;
            // PHP errors
        // PHP errors
        default:
            exit(error_fatal($type, $message, $file, $line));
            break;
    }
}

/**
 * Returns notices output rendering and reset notices
 *
 * @return string
 */
function error_notices_render()
{
    if (option('debug') && option('env') > ENV_PRODUCTION) {
        $notices = error_notice();
        error_notice(null);
        // reset notices
        if (empty($notices)) {
            return '';
        }
        ob_start();
        ?>
<div class="lim-debug lim-notices">
  <h4> &#x2192; Notices and warnings</h4>
  <dl>
    <?php 
        $cpt = 1;
        foreach ($notices as $notice) {
            ?>
    <dt>[<?php 
            echo $cpt . '. ' . error_type($notice['errno']);
            ?>
]</dt>
    <dd>
      <?php 
            echo $notice['errstr'];
            ?>
 in <strong><code><?php 
            echo $notice['errfile'];
            ?>
</code></strong>
      line <strong><code><?php 
            echo $notice['errline'];
            ?>
</code></strong>
    </dd>
    <?php 
            $cpt++;
        }
        ?>
  </dl>
  <hr>
</div>
<?php 
        return ob_get_clean();
    }
}