1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\request;
/**
* An interface through which all application input can be accessed.
*/
interface request_interface
{
/**#@+
* Constant identifying the super global with the same name.
*/
const POST = 0;
const GET = 1;
const REQUEST = 2;
const COOKIE = 3;
const SERVER = 4;
const FILES = 5;
/**#@-*/
/**
* This function allows overwriting or setting a value in one of the super global arrays.
*
* Changes which are performed on the super globals directly will not have any effect on the results of
* other methods this class provides. Using this function should be avoided if possible! It will
* consume twice the the amount of memory of the value
*
* @param string $var_name The name of the variable that shall be overwritten
* @param mixed $value The value which the variable shall contain.
* If this is null the variable will be unset.
* @param \phpbb\request\request_interface::POST|GET|REQUEST|COOKIE $super_global
* Specifies which super global shall be changed
*/
public function overwrite($var_name, $value, $super_global = \phpbb\request\request_interface::REQUEST);
/**
* Central type safe input handling function.
* All variables in GET or POST requests should be retrieved through this function to maximise security.
*
* @param string|array $var_name The form variable's name from which data shall be retrieved.
* If the value is an array this may be an array of indizes which will give
* direct access to a value at any depth. E.g. if the value of "var" is array(1 => "a")
* then specifying array("var", 1) as the name will return "a".
* @param mixed $default A default value that is returned if the variable was not set.
* This function will always return a value of the same type as the default.
* @param bool $multibyte If $default is a string this paramater has to be true if the variable may contain any UTF-8 characters
* Default is false, causing all bytes outside the ASCII range (0-127) to be replaced with question marks
* @param \phpbb\request\request_interface::POST|GET|REQUEST|COOKIE $super_global
* Specifies which super global should be used
*
* @return mixed The value of $_REQUEST[$var_name] run through {@link set_var set_var} to ensure that the type is the
* the same as that of $default. If the variable is not set $default is returned.
*/
public function variable($var_name, $default, $multibyte = false, $super_global = \phpbb\request\request_interface::REQUEST);
/**
* Shortcut method to retrieve SERVER variables.
*
* @param string|array $var_name See \phpbb\request\request_interface::variable
* @param mixed $default See \phpbb\request\request_interface::variable
*
* @return mixed The server variable value.
*/
public function server($var_name, $default = '');
/**
* Shortcut method to retrieve the value of client HTTP headers.
*
* @param string|array $header_name The name of the header to retrieve.
* @param mixed $default See \phpbb\request\request_interface::variable
*
* @return mixed The header value.
*/
public function header($var_name, $default = '');
/**
* Checks whether a certain variable was sent via POST.
* To make sure that a request was sent using POST you should call this function
* on at least one variable.
*
* @param string $name The name of the form variable which should have a
* _p suffix to indicate the check in the code that creates the form too.
*
* @return bool True if the variable was set in a POST request, false otherwise.
*/
public function is_set_post($name);
/**
* Checks whether a certain variable is set in one of the super global
* arrays.
*
* @param string $var Name of the variable
* @param \phpbb\request\request_interface::POST|GET|REQUEST|COOKIE $super_global
* Specifies the super global which shall be checked
*
* @return bool True if the variable was sent as input
*/
public function is_set($var, $super_global = \phpbb\request\request_interface::REQUEST);
/**
* Checks whether the current request is an AJAX request (XMLHttpRequest)
*
* @return bool True if the current request is an ajax request
*/
public function is_ajax();
/**
* Checks if the current request is happening over HTTPS.
*
* @return bool True if the request is secure.
*/
public function is_secure();
/**
* Returns all variable names for a given super global
*
* @param \phpbb\request\request_interface::POST|GET|REQUEST|COOKIE $super_global
* The super global from which names shall be taken
*
* @return array All variable names that are set for the super global.
* Pay attention when using these, they are unsanitised!
*/
public function variable_names($super_global = \phpbb\request\request_interface::REQUEST);
/**
* Returns the original array of the requested super global
*
* @param \phpbb\request\request_interface::POST|GET|REQUEST|COOKIE $super_global
* The super global which will be returned
*
* @return array The original array of the requested super global.
*/
public function get_super_global($super_global = \phpbb\request\request_interface::REQUEST);
/**
* Escape a string variable.
*
* @param mixed $value The contents to fill with
* @param bool $multibyte Indicates whether string values may contain UTF-8 characters.
* Default is false, causing all bytes outside the ASCII range (0-127) to be replaced with question marks.
* @return string|array
*/
public function escape($value, $multibyte);
}
|
