function patterns_error_handler in Patterns 6

Same name and namespace in other branches

1. 6.2 patterns.module \patterns_error_handler()
2. 7.2 includes/error.inc \patterns_error_handler()
3. 7 includes/error.inc \patterns_error_handler()

Custom error handler used only during patterns execution in order to catch and properly handle PHP errors. Based on drupal_error_handler().

1 call to patterns_error_handler()

patterns_sync_form_values in ./patterns.module

Make some modifications to the form values based on the form In particular, make sure form elements with #options and #multiple set the keys of the array as the key of the value as how FAPI does it, but XML of course does not.

1 string reference to 'patterns_error_handler'

patterns_set_error_handler in ./patterns.module

File

./patterns.module, line 2833

Enables extremely simple adding/removing features to your site with minimal to no configuration

Code

function patterns_error_handler($errno, $message, $filename, $line, $context) {
  if ($errno & (E_ALL ^ E_NOTICE)) {
    $types = array(
      1 => 'error',
      2 => 'warning',
      4 => 'parse error',
      8 => 'notice',
      16 => 'core error',
      32 => 'core warning',
      64 => 'compile error',
      128 => 'compile warning',
      256 => 'user error',
      512 => 'user warning',
      1024 => 'user notice',
      2048 => 'strict warning',
      4096 => 'recoverable fatal error',
    );

    // For database errors, we want the line number/file name of the place that
    // the query was originally called, not _db_query().
    if (isset($context[DB_ERROR])) {
      $backtrace = array_reverse(debug_backtrace());

      // List of functions where SQL queries can originate.
      $query_functions = array(
        'db_query',
        'pager_query',
        'db_query_range',
        'db_query_temporary',
        'update_sql',
      );

      // Determine where query function was called, and adjust line/file
      // accordingly.
      foreach ($backtrace as $index => $function) {
        if (in_array($function['function'], $query_functions)) {
          $line = $backtrace[$index]['line'];
          $filename = $backtrace[$index]['file'];
          break;
        }
      }
    }

    // 'patterns_error' is not a real error and should be skipped
    if ($message != 'patterns_error') {
      watchdog('php', '%message in %file on line %line.', array(
        '%error' => $types[$errno],
        '%message' => $message,
        '%file' => $filename,
        '%line' => $line,
      ), WATCHDOG_ERROR);
      patterns_error_set_last(array(
        'message' => $message,
        'type' => $errno,
        'file' => $filename,
        'line' => $line,
      ));
    }
  }
  return TRUE;
}