<?php
/*
* I WANT Exceptionhandling in php4. At least something that feels like it.
*/
if (!$GLOBALS["EXCEPTIONS"]) $GLOBALS["EXCEPTIONS"] = array();
if(!class_exists('EException')){
function ecatch($code=0) {
if (!$code) {
if (count($GLOBALS["EXCEPTIONS"]))
return array_pop($GLOBALS["EXCEPTIONS"]);
}
for ($i=0; $i<count($GLOBALS["EXCEPTIONS"]); $i++) {
if ($GLOBALS["EXCEPTIONS"][$i]->getCode() == $code) {
$e = $GLOBALS["EXCEPTIONS"][$i];
unset($GLOBALS["EXCEPTIONS"][$i]);
return $e;
}
}
return null;
}
class EException{
var $_message = '';
var $_code = 0;
var $_line = 0;
var $_file = '';
var $_trace = null;
function EException($message = 'Unknown exception', $code = 0){
$this->_message = $message;
$this->_code = $code;
$this->_trace = debug_backtrace();
$x = array_shift($this->_trace);
$this->_file = $x['file'];
$this->_line = $x['line'];
$GLOBALS["EXCEPTIONS"][] =& $this;
}
function __construct($message = 'Unknown exception', $code = 0){
$this->EException($message, $code);
}
function getMessage(){
return $this->_message;
}
function getCode(){
return $this->_code;
}
function getFile(){
return $this->_file;
}
function getLine(){
return $this->_line;
}
function getTrace(){
return $this->_trace;
}
function getTraceAsString(){
$s = '';
foreach($this->_trace as $i=>$item){
foreach($item['args'] as $j=>$arg)
$item['args'][$j] = print_r($arg, true);
$s .= "#$i " . (isset($item['class']) ? $item['class'] . $item['type'] : '') . $item['function']
. '(' . implode(', ', $item['args']) . ") at [$item[file]:$item[line]]\n";
}
return $s;
}
function printStackTace(){
echo $this->getTraceAsString();
}
function toString(){
return $this->getMessage();
}
function __toString(){
return $this->toString();
}
}
}
?>
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