summaryrefslogtreecommitdiff
path: root/plugins/Autocomplete/autocomplete.php
blob: aa57b3915fd9b3e66ec81ea60170b8c4eacb34da (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
<?php
/**
 * StatusNet, the distributed open-source microblogging tool
 *
 * List users for autocompletion
 *
 * 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  Plugin
 * @package   StatusNet
 * @author    Craig Andrews <candrews@integralblue.com>
 * @copyright 2008-2009 StatusNet, Inc.
 * @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') && !defined('LACONICA')) {
    exit(1);
}

/**
 * List users for autocompletion
 *
 * This is the form for adding a new g
 *
 * @category Plugin
 * @package  StatusNet
 * @author   Craig Andrews <candrews@integralblue.com>
 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link     http://status.net/
 */

class AutocompleteAction extends Action
{
    private $result;

    /**
     * Last-modified date for page
     *
     * When was the content of this page last modified? Based on notice,
     * profile, avatar.
     *
     * @return int last-modified date as unix timestamp
     */
    function lastModified()
    {
        $max=0;
        foreach($this->users as $user){
            $max = max($max,strtotime($user->modified),strtotime($user->profile->modified));
        }
        foreach($this->groups as $group){
            $max = max($max,strtotime($group->modified));
        }
        return $max;
    }

    /**
     * An entity tag for this page
     *
     * Shows the ETag for the page, based on the notice ID and timestamps
     * for the notice, profile, and avatar. It's weak, since we change
     * the date text "one hour ago", etc.
     *
     * @return string etag
     */
    function etag()
    {
        return '"' . implode(':', array($this->arg('action'),
            crc32($this->arg('q')), //the actual string can have funny characters in we don't want showing up in the etag
            $this->arg('limit'),
            $this->lastModified())) . '"';
    }

    function prepare($args)
    {
        parent::prepare($args);
        $this->groups=array();
        $this->users=array();
        $q = $this->arg('q');
        $limit = $this->arg('limit');
        if($limit > 200) $limit=200; //prevent DOS attacks
        if(substr($q,0,1)=='@'){
            //user search
            $q=substr($q,1);
            $user = new User();
            $user->limit($limit);
            $user->whereAdd('nickname like \'' . trim($user->escape($q), '\'') . '%\'');
            $user->find();
            while($user->fetch()) {
                $profile = Profile::staticGet($user->id);
                $user->profile=$profile;
                $this->users[]=$user;
            }
        }
        if(substr($q,0,1)=='!'){
            //group search
            $q=substr($q,1);
            $group = new User_group();
            $group->limit($limit);
            $group->whereAdd('nickname like \'' . trim($group->escape($q), '\'') . '%\'');
            $group->find();
            while($group->fetch()) {
                $this->groups[]=$group;
            }
        }
        return true;
    }

    function handle($args)
    {
        parent::handle($args);
        $results = array();
        foreach($this->users as $user){
            $results[]=array('nickname' => $user->nickname, 'fullname'=> $user->profile->fullname, 'type'=>'user');
        }
        foreach($this->groups as $group){
            $results[]=array('nickname' => $group->nickname, 'fullname'=> $group->fullname, 'type'=>'group');
        }
        foreach($results as $result) {
            print json_encode($result) . "\n";
        }
    }
}