MIF_E31222691/system/input.php

121 lines
2.5 KiB
PHP

<?php namespace System;
class Input {
/**
* The input data for the request.
*
* @var array
*/
public static $input;
/**
* Determine if the input data contains an item.
*
* @param string $key
* @return bool
*/
public static function has($key)
{
return ( ! is_null(static::get($key)) and trim((string) static::get($key)) !== '');
}
/**
* Get an item from the input data.
*
* @param string $key
* @param mixed $default
* @return string
*/
public static function get($key = null, $default = null)
{
if (is_null(static::$input))
{
static::hydrate();
}
return (array_key_exists($key, static::$input)) ? static::$input[$key] : $default;
}
/**
* Determine if the old input data contains an item.
*
* @param string $key
* @return bool
*/
public static function had($key)
{
return ( ! is_null(static::old($key)) and trim((string) static::old($key)) !== '');
}
/**
* Get input data from the previous request.
*
* @param string $key
* @param mixed $default
* @return string
*/
public static function old($key = null, $default = null)
{
if (Config::get('session.driver') == '')
{
throw new \Exception("Sessions must be enabled to retrieve old input data.");
}
return (array_key_exists($key, $old = Session::get('laravel_old_input', array()))) ? $old[$key] : $default;
}
/**
* Get an item from the uploaded file data.
*
* @param string $key
* @param mixed $default
* @return array
*/
public static function file($key = null, $default = null)
{
if (strpos($key, '.') !== false)
{
list($file, $key) = explode('.', $key);
return (isset($_FILES[$file][$key])) ? $_FILES[$file][$key] : $default;
}
return (array_key_exists($key, $_FILES)) ? $_FILES[$key] : $default;
}
/**
* Hydrate the input data for the request.
*
* @return void
*/
public static function hydrate()
{
switch (Request::method())
{
case 'GET':
static::$input =& $_GET;
break;
case 'POST':
static::$input =& $_POST;
break;
case 'PUT':
case 'DELETE':
// The request method can be spoofed by specifying a "REQUEST_METHOD" in the $_POST array.
// If the method is being spoofed, the $_POST array will be considered the input.
if (isset($_POST['REQUEST_METHOD']) and in_array($_POST['REQUEST_METHOD'], array('PUT', 'DELETE')))
{
static::$input =& $_POST;
}
else
{
parse_str(file_get_contents('php://input'), static::$input);
}
}
}
}