ErrorHandler.php

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<?php
 
namespace Elgg\Application;
 
use Elgg\Application;
use Elgg\Exceptions\ErrorException;
use Elgg\Traits\Loggable;
use Psr\Log\LogLevel;
 
class ErrorHandler {
 
    use Loggable;
 
    public function __invoke($errno, $errmsg, $filename = '', $linenum = 0) {
        $error = date('Y-m-d H:i:s (T)') . ": \"{$errmsg}\" in file {$filename} (line {$linenum})";
 
        // check if the error wasn't suppressed by the error control operator (@)
        $reporting_disabled = !(error_reporting() & $errno);
        
        switch ($errno) {
            case E_USER_ERROR:
                $this->log(LogLevel::ERROR, "PHP ERROR: {$error}");
 
                if (Application::isCoreLoaded()) {
                    Application::$_instance->internal_services->system_messages->addErrorMessage("ERROR: {$error}");
                }
 
                // Since this is a fatal error, we want to stop any further execution but do so gracefully.
                throw new ErrorException($error, 0, $errno, $filename, $linenum);
 
            case E_WARNING:
            case E_USER_WARNING:
            case E_RECOVERABLE_ERROR: // (e.g. type hint violation)
                if (!$reporting_disabled) {
                    $this->log(LogLevel::WARNING, "PHP: {$error}");
                }
                break;
 
            default:
                if (!$reporting_disabled) {
                    $this->log(LogLevel::NOTICE, "PHP NOTICE: {$error}");
                }
                break;
        }
 
        return true;
    }
}