sessions and co

sessions class

session class for an easy session handling.

function Session( ) [ line 6 ]

function set_var( ) [ line 12 ]

function get_var( ) [ line 38 ]

function get_sid_string( ) [ line 70 ]

function get_sid( ) [ line 76 ]

function var_unset( ) [ line 82 ]

function ses_unset( ) [ line 111 ]

function destroy( ) [ line 135 ]

function show( ) [ line 142 ]

full source of sessions class [ line 1 - 167 ] | download sessions class

1	<?php
2	class Session
3	{
4	// Start a new session
5	// Syntax: $session = new session();
6	function Session()
7	{
8	session_start();
9	}
10	// Set a variable in a current session
11	// Syntax: $session->set_var("Var name", "Value");
12	function set_var($varname,$varvalue)
13	{
14	if(!isset($varname) \|\| !isset($varvalue) )
15	{
16	die('Function setvar( String $varname, mixed $value ) expects two parameters!');
17	}
18	if(phpversion() >= "4.1.0")
19	{
20	$_SESSION[$varname] = $varvalue;
21	}
22	if(!isset($GLOBALS[$varname]) )
23	{
24	$GLOBALS[$varname] = $varvalue;
25	}else{
26	global $HTTP_SESSION_VARS;
27	session_register($varname);
28	$GLOBALS['HTTP_SESSION_VARS'][$varname] = $varvalue;
29	if(!isset($GLOBALS[$varname]) )
30	{
31	$GLOBALS[$varname] = $varvalue;
32	}
33	}
34	}
35	// Get a variable from current session
36	// Syntax: $variable = $session->get_var("var name");
37	// echo "$variable" to get grabbed session variable
38	function get_var( $varname )
39	{
40	if(!isset($varname))
41	{
42	die('Function getvar( String $varname ) expects a parameter!');
43	}
44	if( phpversion() >= "4.1.0" )
45	{
46	if (isset($GLOBALS[$varname]))
47	{
48	return $GLOBALS[$varname];
49	}
50	elseif (isset($GLOBALS['_SESSION'][$varname]))
51	{
52	$GLOBALS[$varname] = $GLOBALS['_SESSION'][$varname];
53	return $GLOBALS['_SESSION'][$varname];
54	}
55	}else{
56	if (isset($GLOBALS[$varname]))
57	{
58	return $GLOBALS[$varname];
59	}
60	elseif (isset($GLOBALS['HTTP_SESSION_VARS'][$varname]))
61	{
62	$GLOBALS[$varname] = $GLOBALS['HTTP_SESSION_VARS'][$varname];
63	return $GLOBALS['HTTP_SESSION_VARS'][$varname];
64	}
65	}
66	}
67	// Get a current session string (EXAMPLE: PHPSESSID=b188e8c9c45b347cdded2)
68	// Syntax: $sid = $session->get_sid_string();
69	// echo "$sid" to grab the string id. By default it uses PHPSESSID= variable
70	function get_sid_string()
71	{
72	return session_name() . "=" . session_id();
73	}
74	// Get current session ID (EXAMPLE: whatever=b188e8c9c45b347cdded2)
75	// Syntax: $sid = $session->get_sid();
76	function get_sid()
77	{
78	return session_id();
79	}
80	// Unset a current session variable
81	// Syntax: $session->var_unset("variable name");
82	function var_unset($varname)
83	{
84	if(!isset($varname))
85	{
86	die('Function var_unset( String $varname ) expects a parameter!');
87	}
88	if( phpversion() >= '4.1.0')
89	{
90	if(isset($GLOBALS[$varname]))
91	{
92	unset($GLOBALS[$varname] );
93	}
94	if (isset($GLOBALS['_SESSION'][$varname]))
95	{
96	unset($GLOBALS['_SESSION'][$varname]);
97	}
98	}else{
99	if (isset($GLOBALS[$varname]))
100	{
101	unset($GLOBALS[$varname] );
102	}
103	if (isset($GLOBALS['HTTP_SESSION_VARS'][$varname]))
104	{
105	unset($GLOBALS['HTTP_SESSION_VARS'][$varname]);
106	}
107	}
108	}
109	// Unset every variable in the current session
110	// Syntax: $session->ses_unset();
111	function ses_unset()
112	{
113	if(phpversion() >= '4.1.0')
114	{
115	if(isset($GLOBALS['_SESSION'])) $a = $GLOBALS['_SESSION'];
116	{
117	while(list($key,) = each($a))
118	{
119	$this->var_unset($key);
120	}
121	}
122	}else{
123	if(isset($GLOBALS['HTTP_SESSION_VARS']))
124	{
125	$a = $GLOBALS['HTTP_SESSION_VARS'];
126	while(list($key,) = each($a))
127	{
128	$this->var_unset($key);
129	}
130	}
131	}
132	}
133	// This will delete your current session and delete every session variable created
134	// Syntax: $session->destroy();
135	function destroy()
136	{
137	$this->ses_unset();
138	session_destroy();
139	}
140	// Display all variables in a current session
141	// Syntax: $session->show();
142	function show()
143	{
144	echo 'Variables set in current session:<br>';
145	if(phpversion() >= '4.1.0')
146	{
147	if(isset($GLOBALS['_SESSION']))
148	{
149	$a = $GLOBALS['_SESSION'];
150	while(list($key,$value) = each($a))
151	{
152	echo '<b>Variable:</b> '.$key.' - <b>Value:</b> '.$value.'<br>';
153	}
154	}
155	} else {
156	if(isset($GLOBALS['HTTP_SESSION_VARS']))
157	{
158	$a = $GLOBALS['HTTP_SESSION_VARS'];
159	while(list($key,$value) = each($a))
160	{
161	echo '<b>Variable:</b> '.$key.' - <b>Value:</b> '.$value.'<br>';
162	}
163	}
164	}
165	}
166	}
167	?>

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