| 1 | <?php
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| 2 |
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| 3 | class ErrorHandler
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| 4 | {
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| 5 | public string $Encoding;
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| 6 | public bool $ShowError;
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| 7 | public int $UserErrors;
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| 8 | public $OnError;
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| 9 |
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| 10 | function __construct()
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| 11 | {
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| 12 | $this->Encoding = 'utf-8';
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| 13 | $this->ShowError = false;
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| 14 | $this->UserErrors = E_ALL; //E_ERROR | E_WARNING | E_PARSE;
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| 15 | $this->OnError = array(array($this, 'ShowDefaultError'));
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| 16 | }
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| 17 |
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| 18 | function Start()
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| 19 | {
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| 20 | set_error_handler(array($this, 'ErrorHandler'));
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| 21 | set_exception_handler(array($this, 'ExceptionHandler'));
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| 22 | }
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| 23 |
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| 24 | function Stop()
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| 25 | {
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| 26 | restore_error_handler();
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| 27 | restore_exception_handler();
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| 28 | }
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| 29 |
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| 30 | function ErrorHandler($Number, $Message, $FileName, $LineNumber, $Variables)
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| 31 | {
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| 32 | $ErrorType = array
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| 33 | (
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| 34 | 1 => 'Error',
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| 35 | 2 => 'Warning',
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| 36 | 4 => 'Parsing Error',
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| 37 | 8 => 'Notice',
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| 38 | 16 => 'Core Error',
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| 39 | 32 => 'Core Warning',
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| 40 | 64 => 'Compile Error',
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| 41 | 128 => 'Compile Warning',
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| 42 | 256 => 'User Error',
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| 43 | 512 => 'User Warning',
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| 44 | 1024 => 'User Notice'
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| 45 | );
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| 46 |
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| 47 | if (($this->UserErrors & $Number))
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| 48 | {
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| 49 | // Error was suppressed with the @-operator
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| 50 | if (0 === error_reporting())
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| 51 | {
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| 52 | return false;
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| 53 | }
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| 54 | $Backtrace = debug_backtrace();
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| 55 | $Backtrace[0]['function'] = $Message;
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| 56 | $Backtrace[0]['args'] = '';
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| 57 | $Backtrace[0]['file'] = $FileName;
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| 58 | $Backtrace[0]['line'] = $LineNumber;
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| 59 | $this->Report($Backtrace);
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| 60 | //if ((E_ERROR | E_PARSE) & $Number)
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| 61 | die();
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| 62 | }
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| 63 | }
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| 64 |
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| 65 | function ExceptionHandler(Throwable $Exception)
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| 66 | {
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| 67 | $Backtrace = $Exception->getTrace();
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| 68 | array_unshift($Backtrace, array(
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| 69 | 'function' => $Exception->getMessage(),
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| 70 | 'file' => $Exception->getFile(),
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| 71 | 'line' => $Exception->getLine(),
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| 72 | ));
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| 73 | $this->Report($Backtrace);
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| 74 | die();
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| 75 | }
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| 76 |
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| 77 | function ShowDefaultError(string $Message): void
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| 78 | {
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| 79 | $Output = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head>'."\n".
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| 80 | '<meta http-equiv="Content-Language" content="en">'."\n".
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| 81 | '<meta http-equiv="Content-Type" content="text/html; charset='.$this->Encoding.'"></head><body>'."\n".
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| 82 | 'An internal error occurred!<br/>'.
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| 83 | 'Administrator will be notified and the problem will be investigated and fixed soon.'.'<br/><br/>';
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| 84 | if ($this->ShowError == true)
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| 85 | $Output .= '<pre>'.$Message.'</pre><br/>';
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| 86 | $Output .= '</body></html>';
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| 87 | echo($Output);
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| 88 | }
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| 89 |
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| 90 | function Report($Backtrace)
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| 91 | {
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| 92 | $Date = date('Y-m-d H:i:s');
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| 93 | $Error = '# '.$Date."\n";
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| 94 | foreach ($Backtrace as $Item)
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| 95 | {
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| 96 | if (!array_key_exists('line', $Item)) $Item['line'] = '';
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| 97 | if (!array_key_exists('file', $Item)) $Item['file'] = '';
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| 98 |
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| 99 | $Error .= ' '.$Item['file'].'('.$Item['line'].")\t".$Item['function'];
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| 100 | $Arguments = '';
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| 101 | if (array_key_exists('args', $Item) and is_array($Item['args']))
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| 102 | foreach ($Item['args'] as $Item)
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| 103 | {
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| 104 | if (is_object($Item)) ;
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| 105 | else if (is_array($Item)) $Arguments .= "'".serialize($Item)."',";
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| 106 | else $Arguments .= "'".$Item."',";
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| 107 | }
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| 108 | if (strlen($Arguments) > 0) $Error .= '('.substr($Arguments, 0, -1).')';
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| 109 | $Error .= "\n";
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| 110 | }
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| 111 | $Error .= "\n";
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| 112 |
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| 113 | foreach ($this->OnError as $OnError)
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| 114 | call_user_func($OnError, $Error);
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| 115 | }
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| 116 | }
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