'Error',
E_WARNING => 'Warning',
E_PARSE => 'Parsing Error',
E_NOTICE => 'Notice',
E_CORE_ERROR => 'Core Error',
E_CORE_WARNING => 'Core Warning',
E_COMPILE_ERROR => 'Compile Error',
E_COMPILE_WARNING => 'Compile Warning',
E_USER_ERROR => 'User Error',
E_USER_WARNING => 'User Warning',
E_USER_NOTICE => 'User Notice',
E_STRICT => 'Runtime Notice'
);
/**
* Class constructor
*
* @return void
*/
public function __construct()
{
$this->ob_level = ob_get_level();
// Note: Do not log messages from this constructor.
}
// --------------------------------------------------------------------
/**
* Exception Logger
*
* Logs PHP generated error messages
*
* @param int $severity Log level
* @param string $message Error message
* @param string $filepath File path
* @param int $line Line number
* @return void
*/
public function log_exception($severity, $message, $filepath, $line)
{
$severity = isset($this->levels[$severity]) ? $this->levels[$severity] : $severity;
log_message('error', 'Severity: ' . $severity . ' --> ' . $message . ' ' . $filepath . ' ' . $line);
}
// --------------------------------------------------------------------
/**
* 404 Error Handler
*
* @uses CI_Exceptions::show_error()
*
* @param string $page Page URI
* @param bool $log_error Whether to log the error
* @return void
*/
public function show_404($page = '', $log_error = true)
{
if (is_cli()) {
$heading = 'Not Found';
$message = 'The controller/method pair you requested was not found.';
} else {
$heading = '404 Page Not Found';
$message = 'The page you requested was not found.';
}
// By default we log this, but allow a dev to skip it
if ($log_error) {
log_message('error', $heading . ': ' . $page);
}
echo $this->show_error($heading, $message, 'error_404', 404);
exit(4); // EXIT_UNKNOWN_FILE
}
// --------------------------------------------------------------------
/**
* General Error Page
*
* Takes an error message as input (either as a string or an array)
* and displays it using the specified template.
*
* @param string $heading Page heading
* @param string|string[] $message Error message
* @param string $template Template name
* @param int $status_code (default: 500)
*
* @return string Error page output
*/
public function show_error($heading, $message, $template = 'error_general', $status_code = 500)
{
$templates_path = config_item('error_views_path');
if (empty($templates_path)) {
$templates_path = VIEWPATH . 'errors' . DIRECTORY_SEPARATOR;
}
if (is_cli()) {
$message = "\t" . (is_array($message) ? implode("\n\t", $message) : $message);
$template = 'cli' . DIRECTORY_SEPARATOR . $template;
} else {
set_status_header($status_code);
$message = '' . (is_array($message) ? implode('
', $message) : $message) . '
';
$template = 'html' . DIRECTORY_SEPARATOR . $template;
}
if (ob_get_level() > $this->ob_level + 1) {
ob_end_flush();
}
ob_start();
include($templates_path . $template . '.php');
$buffer = ob_get_contents();
ob_end_clean();
return $buffer;
}
// --------------------------------------------------------------------
public function show_exception($exception)
{
$templates_path = config_item('error_views_path');
if (empty($templates_path)) {
$templates_path = VIEWPATH . 'errors' . DIRECTORY_SEPARATOR;
}
$message = $exception->getMessage();
if (empty($message)) {
$message = '(null)';
}
if (is_cli()) {
$templates_path .= 'cli' . DIRECTORY_SEPARATOR;
} else {
$templates_path .= 'html' . DIRECTORY_SEPARATOR;
}
if (ob_get_level() > $this->ob_level + 1) {
ob_end_flush();
}
ob_start();
include($templates_path . 'error_exception.php');
$buffer = ob_get_contents();
ob_end_clean();
echo $buffer;
}
// --------------------------------------------------------------------
/**
* Native PHP error handler
*
* @param int $severity Error level
* @param string $message Error message
* @param string $filepath File path
* @param int $line Line number
* @return void
*/
public function show_php_error($severity, $message, $filepath, $line)
{
$templates_path = config_item('error_views_path');
if (empty($templates_path)) {
$templates_path = VIEWPATH . 'errors' . DIRECTORY_SEPARATOR;
}
$severity = isset($this->levels[$severity]) ? $this->levels[$severity] : $severity;
// For safety reasons we don't show the full file path in non-CLI requests
if (! is_cli()) {
$filepath = str_replace('\\', '/', $filepath);
if (false !== strpos($filepath, '/')) {
$x = explode('/', $filepath);
$filepath = $x[count($x) - 2] . '/' . end($x);
}
$template = 'html' . DIRECTORY_SEPARATOR . 'error_php';
} else {
$template = 'cli' . DIRECTORY_SEPARATOR . 'error_php';
}
if (ob_get_level() > $this->ob_level + 1) {
ob_end_flush();
}
ob_start();
include($templates_path . $template . '.php');
$buffer = ob_get_contents();
ob_end_clean();
echo $buffer;
}
}