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<?php
namespace Engelsystem\Exceptions;
use ErrorException;
use Throwable;
class BasicHandler extends Handler
{
/**
* Activate the error handler
*/
public function register()
{
set_error_handler([$this, 'errorHandler']);
set_exception_handler([$this, 'exceptionHandler']);
}
/**
* @param int $number
* @param string $message
* @param string $file
* @param int $line
*/
public function errorHandler($number, $message, $file, $line)
{
$exception = new ErrorException($message, 0, $number, $file, $line);
$this->exceptionHandler($exception);
}
/**
* @param Throwable $e
*/
public function exceptionHandler($e)
{
$this->handle(
$e->getCode(),
get_class($e) . ': ' . $e->getMessage(),
$e->getFile(),
$e->getLine(),
['exception' => $e]
);
}
/**
* @param int $number
* @param string $string
* @param string $file
* @param int $line
* @param array $context
* @param array $trace
*/
protected function handle($number, $string, $file, $line, $context = [], $trace = [])
{
error_log(sprintf('Exception: Number: %s, String: %s, File: %s:%u, Context: %s',
$number,
$string,
$file,
$line,
json_encode($context)
));
$file = $this->stripBasePath($file);
if ($this->environment == self::ENV_DEVELOPMENT) {
echo '<pre style="background-color:#333;color:#ccc;z-index:1000;position:fixed;bottom:1em;padding:1em;width:97%;max-height: 90%;overflow-y:auto;">';
echo sprintf('%s: (%s)' . PHP_EOL, ucfirst($type), $number);
var_export([
'string' => $string,
'file' => $file . ':' . $line,
'context' => $context,
'stacktrace' => $this->formatStackTrace($trace),
]);
echo '</pre>';
die();
}
echo 'An <del>un</del>expected error occurred, a team of untrained monkeys has been dispatched to deal with it.';
die();
}
/**
* @param array $stackTrace
* @return array
*/
protected function formatStackTrace($stackTrace)
{
$return = [];
foreach ($stackTrace as $trace) {
$path = '';
$line = '';
if (isset($trace['file']) && isset($trace['line'])) {
$path = $this->stripBasePath($trace['file']);
$line = $trace['line'];
}
$functionName = $trace['function'];
$return[] = [
'file' => $path . ':' . $line,
$functionName => $trace['args'],
];
}
return $return;
}
/**
* @param string $path
* @return string
*/
protected function stripBasePath($path)
{
$basePath = realpath(__DIR__ . '/../..') . '/';
return str_replace($basePath, '', $path);
}
}
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