<?php
// The MIT License (MIT)
//
// Copyright (c) 2013 Matt Meisberger
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
class globalLogger
{
protected $value = null;
protected $varname = null;
protected static $logger = null;
protected static $initialized = false;
protected static $globalMap = array(
'e' => '_ENV',
'g' => '_GET',
'p' => '_POST',
'c' => '_COOKIE',
'r' => '_REQUEST',
's' => '_SERVER',
'f' => '_FILES',
);
protected function __construct($value, $varname) {
$this->value = $value;
$this->varname = $varname;
}
public function __toString() {
call_user_func_array(static::$logger, array($this->varname, $this->value, __FILE__));
return $this->value;
}
/**
* Initialize all registered globals;
*
* @param type $order
* @return type
*/
public static function initialize(closure $logger, $order = 'egpcs')
{
if (static::$initialized)
{
return;
}
static::$initialized = true;
static::$logger = $logger;
// handle auto_globals_jit setting
$_SERVER && $_ENV && $_REQUEST;
$order = str_split(strtolower($order));
// order and filter the globals
$globals = array_merge(array_flip($order), static::$globalMap);
$globals = array_intersect_key($globals, array_flip($order));
array_map('static::registerGlobal',$globals);
set_error_handler(function ($errno, $errstr) {
// php can handle using class directly as an int but throws a notice
// this will prevent that from being reported
if ($errno == 8 && stripos($errstr, 'Object of class globalLogger could not be converted') !== false) {
return true;
}
return false;
}, E_NOTICE);
}
/**
* Register a global variable like $_GET or $_POST
*
* @global array $globalName
* @param string $globalName
*/
protected static function registerGlobal($globalName)
{
global $$globalName;
foreach( $$globalName as $key => $val ) {
$GLOBALS[$key] = new self($val, $key);
}
}
}
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