aboutsummaryrefslogtreecommitdiff
path: root/lib/actions.php
blob: 40b1f7736d55db0aad988df0b475807bf0cb45d1 (plain)
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
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
<?php

require_once "common.php";
require_once "session.php";

require_once "Auth/OpenID.php";

/**
 * Handle a standard OpenID server request
 */
function action_default()
{
	global $store;
	
    $server =& getServer();
    $method = $_SERVER['REQUEST_METHOD'];
    /*$request = null;
    if ($method == 'GET') {
        $request = $_GET;
    } else {
        $request = $_POST;
    } */

    $request = $server->decodeRequest();
    
    error_log("in action_default, request = ".print_r($request,true));

    if (!$request) {
        return ""; //about_render();
    }

    setRequestInfo($request);

    if (in_array($request->mode,
                 array('checkid_immediate', 'checkid_setup'))) {
                     
        error_log("in action_default, about to run isTrusted");

        if (isTrusted($request->identity, $request->trust_root, $request->return_to)) {
            error_log("in action_default, yes, is trusted");
            $response =& $request->answer(true);
        } else if ($request->immediate) {
             error_log("in action_default, yes, immediate");
            $response =& $request->answer(false, getServerURL());
        } else {
            if (!getLoggedInUser()) {
                 error_log("in action_default, calling login render");
                #return login_render();
                system_message(elgg_echo('openid_server:not_logged_in'));
                return gatekeeper();
                #return action_login();
            }
             error_log("in action_default, calling trust render");
            return trust_render($request);
        }
        error_log("in action_default, about to add sreg fields");
		addSregFields(&$response);

    } else {
        $response =& $server->handleRequest($request);
    }
	
    $webresponse =& $server->encodeResponse($response);

    foreach ($webresponse->headers as $k => $v) {
        header("$k: $v");
    }

    header(header_connection_close);
    print $webresponse->body;
    exit(0);
}

/**
 * Log out the currently logged in user
 */
function action_logout()
{
    setLoggedInUser(null);
    setRequestInfo(null);
    return authCancel(null);
}

/**
 * Check the input values for a login request
 */
function login_checkInput($input)
{
    $openid_url = false;
    $errors = array();

    if (!isset($input['openid_url'])) {
        $errors[] = gettext('Enter an OpenID URL to continue');
    }
    if (!isset($input['password'])) {
        $errors[] = gettext('Enter a password to continue');
    }
    if (count($errors) == 0) {
        $openid_url = $input['openid_url'];
        // don't normalise yet
        // $openid_url = Auth_OpenID::normalizeUrl($openid_url);
        $password = $input['password'];
        if (!checkLogin($openid_url, $password)) {
            $errors[] = 'The entered password does not match the ' .
                'entered identity URL.';
        }
    }
    return array($errors, $openid_url);
}

/**
 * Log in a user and potentially continue the requested identity approval
 */
function action_login()
{
    $method = $_SERVER['REQUEST_METHOD'];
    switch ($method) {
    case 'GET':
        return login_render();
    case 'POST':
        $info = getRequestInfo();
        $fields = $_POST;
        if (isset($fields['cancel'])) {
            return authCancel($info);
        }

        list ($errors, $openid_url) = login_checkInput($fields);
        if (count($errors) || !$openid_url) {
            $needed = $info ? $info->identity : false;
            //KJ - use $openid_url instead
            // return login_render($errors, @$fields['openid_url'], $needed);
            return login_render($errors, $openid_url, $needed);
        } else {
            setLoggedInUser(normaliseUsername($openid_url));
            return doAuth($info);
        }
    default:
        return login_render(array('Unsupported HTTP method: $method'));
    }
}

/**
 * Ask the user whether he wants to trust this site
 */
function action_trust()
{
	global $store;
	
    $info = getRequestInfo();
    $trusted = isset($_POST['trust']);
    if ($info && isset($_POST['remember'])) {
        error_log("setTrustedSite0");
        $store->setTrustedSite($info->trust_root);
    }
    return doAuth($info, $trusted, true);
}

function action_sites()
{
	global $store;
	
	$sites = $store->getTrustedSites();
	
    if ($_SERVER['REQUEST_METHOD'] == 'POST') {
        if (isset($_POST['forget'])) {
            $store->removeAllTrustedSites();
        } elseif (isset($_POST['remove'])) {
            foreach ($_POST as $k => $v) {
                if (preg_match('/^site[0-9]+$/', $k)) {
                    $store->removeTrustedSite($v);
                }
            }
        }
    }
    return sites_render($store->getTrustedSites());
}

?>