summaryrefslogtreecommitdiff
path: root/actions/apigroupmembership.php
blob: 99ac965fa18d2c5aa9de82cf91ef317a3be8e025 (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
179
180
181
182
183
184
185
186
187
188
189
190
191
<?php
/**
 * StatusNet, the distributed open-source microblogging tool
 *
 * List a group's members
 *
 * PHP version 5
 *
 * LICENCE: This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @category  API
 * @package   StatusNet
 * @author    Craig Andrews <candrews@integralblue.com>
 * @author    Evan Prodromou <evan@status.net>
 * @author    Jeffery To <jeffery.to@gmail.com>
 * @author    Zach Copley <zach@status.net>
 * @copyright 2009 StatusNet, Inc.
 * @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link      http://status.net/
 */

if (!defined('STATUSNET')) {
    exit(1);
}

require_once INSTALLDIR . '/lib/apiprivateauth.php';

/**
 * List 20 newest members of the group specified by name or ID.
 *
 * @category API
 * @package  StatusNet
 * @author   Craig Andrews <candrews@integralblue.com>
 * @author   Evan Prodromou <evan@status.net>
 * @author   Jeffery To <jeffery.to@gmail.com>
 * @author   Zach Copley <zach@status.net>
 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link     http://status.net/
 */
class ApiGroupMembershipAction extends ApiPrivateAuthAction
{
    var $group    = null;
    var $profiles = null;

    /**
     * Take arguments for running
     *
     * @param array $args $_REQUEST args
     *
     * @return boolean success flag
     */
    function prepare($args)
    {
        parent::prepare($args);

        $this->group    = $this->getTargetGroup($this->arg('id'));
        $this->profiles = $this->getProfiles();

        return true;
    }

    /**
     * Handle the request
     *
     * Show the members of the group
     *
     * @param array $args $_REQUEST data (unused)
     *
     * @return void
     */
    function handle($args)
    {
        parent::handle($args);

        if (empty($this->group)) {
            // TRANS: Client error displayed trying to show group membership on a non-existing group.
            $this->clientError(_('Group not found.'), 404, $this->format);
            return false;
        }

        // XXX: RSS and Atom

        switch($this->format) {
        case 'xml':
            $this->showTwitterXmlUsers($this->profiles);
            break;
        case 'json':
            $this->showJsonUsers($this->profiles);
            break;
        default:
            $this->clientError(
                // TRANS: Client error displayed trying to execute an unknown API method showing group membership.
                _('API method not found.'),
                404,
                $this->format
            );
            break;
        }
    }

    /**
     * Fetch the members of a group
     *
     * @return array $profiles list of profiles
     */
    function getProfiles()
    {
        $profiles = array();

        $profile = $this->group->getMembers(
            ($this->page - 1) * $this->count,
            $this->count,
            $this->since_id,
            $this->max_id
        );

        while ($profile->fetch()) {
            $profiles[] = clone($profile);
        }

        return $profiles;
    }

    /**
     * Is this action read only?
     *
     * @param array $args other arguments
     *
     * @return boolean true
     */
    function isReadOnly($args)
    {
        return true;
    }

    /**
     * When was this list of profiles last modified?
     *
     * @return string datestamp of the lastest profile in the group
     */
    function lastModified()
    {
        if (!empty($this->profiles) && (count($this->profiles) > 0)) {
            return strtotime($this->profiles[0]->created);
        }

        return null;
    }

    /**
     * An entity tag for this list of groups
     *
     * Returns an Etag based on the action name, language
     * the group id, and timestamps of the first and last
     * user who has joined the group
     *
     * @return string etag
     */
    function etag()
    {
        if (!empty($this->profiles) && (count($this->profiles) > 0)) {

            $last = count($this->profiles) - 1;

            return '"' . implode(
                ':',
                array($this->arg('action'),
                      common_user_cache_hash($this->auth_user),
                      common_language(),
                      $this->group->id,
                      strtotime($this->profiles[0]->created),
                      strtotime($this->profiles[$last]->created))
            )
            . '"';
        }

        return null;
    }
}