summaryrefslogtreecommitdiff
path: root/src/PhpBB3.php
blob: b12841fe2cf05f41af53caa5d5965550ae7e30ed (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
<?php

# phpBB setup
define('IN_PHPBB', true);
require_once(__DIR__ . '/PhpBB3Conf.php');
$phpEx = substr(strrchr(__FILE__, '.'), 1);
require_once($phpbb_root_path . 'common.' . $phpEx);
require_once($phpbb_root_path . 'includes/functions_posting.' . $phpEx);
require_once($phpbb_root_path . 'includes/functions_user.' . $phpEx);

class PhpBB3 {
  public function __construct() {
  }

  public function getUserId($from) {
    global $db;

    $sql = 'SELECT user_id FROM ' . USERS_TABLE . ' ' .
           'WHERE user_email = "' . $db->sql_escape($from) . '"';

    $row = $this->get_exactly_one_row($sql);
    return $row['user_id'];
  }

  public function getUserName($id) {
    # NB: user_get_id_name is pass-by-reference; we copy $id to prevent
    # it from being modified, as we might need it for error messages
    $ids = array($id);
    $err = user_get_id_name($ids, $names);
    if ($err) {
      trigger_error("Could not resolve user id $id: $err", E_USER_ERROR);
    }

    if (!array_key_exists($id, $names)) {
      trigger_error("Unknown user id: $id", E_USER_ERROR);
    }

    return $names[$id];
  }

  public function getTopicAndForumIds($post_id) {
    global $db;

    $sql = 'SELECT topic_id, forum_id FROM ' . POSTS_TABLE . ' ' .
           'WHERE post_id = "' . $db->sql_escape($post_id) . '"';

    $row = $this->get_exactly_one_row($sql);
    return $row; 
  }

  public function forumExists($forumId) {
    global $db;

    if (!is_int($forumId)) {
      trigger_error('forum id is not an integer', E_USER_ERROR);
    }

    if ($forumId < 0) {
      trigger_error('forum id is negative', E_USER_ERROR);
    }

    $sql = 'SELECT 1 FROM ' . FORUMS_TABLE . ' ' .
           'WHERE forum_id = ' . $forumId . ' LIMIT 1';

    $result = $db->sql_query($sql);
  
    $rows = $db->sql_fetchrowset($result);
    $db->sql_freeresult($result);

    switch (count($rows)) {
    case 0:
      return false;
    
    case 1:
      return true;
    
    default:
      # Should be impossible due to LIMIT 1.
      trigger_error("Too many rows returned: $sql", E_USER_ERROR);
      break;
    }
  }

  public function postMessage($postType, $forumId, $topicId, $msg) {
    if ($postType != 'post' && $postType != 'reply') {
      trigger_error('bad post type: ' . $postType, E_USER_ERROR);
    }

    if (!is_int($forumId) || $forumId < 0) {
      trigger_error('bad forum id: ' . $forumId, E_USER_ERROR);
    }

    if (!$this->forumExists($forumId)) {
      trigger_error('forum does not exist: ' . $forumId, E_USER_ERROR);
    } 

    if ($topicId !== null) {
      if (!is_int($topicId) || $topicId < 0) {
        trigger_error('bad topic id: ' . $topicId, E_USER_ERROR);
      }
    }

    if ($msg === null) {
      trigger_error('message is null', E_USER_ERROR);
    }

    $subject = $msg->getSubject(); 
    $message = 'foo'; # FIXME: fill in with acutal message contents

    $userId = $this->getUserId($msg->getFrom());
    $userName = $this->getUserName($userId);

    # authenticate ourselves
    global $phpEx, $phpbb_root_path, $user, $auth;
    $user->session_create($userId);
    $auth->acl($user->data);

    $subject = utf8_normalize_nfc($subject);
    $message = utf8_normalize_nfc($message);

    $uid = $bitfield = $options = '';

    generate_text_for_storage(
      $subject, $uid, $bitfield, $options, false, false, false
    );

    generate_text_for_storage(
      $message, $uid, $bitfield, $options, true, true, true
    );

    $postId = null;

    $data = array(
      'forum_id'         => $forumId,
      'topic_id'         => &$topicId,
      'post_id'          => &$postId,
      'icon_id'          => false,

      'enable_bbcode'    => true,
      'enable_smilies'   => true,
      'enable_urls'      => true,
      'enable_sig'       => true,

      'message'          => $message,
      'message_md5'      => md5($message),

      'bbcode_bitfield'  => $bitfield,  # ?
      'bbcode_uid'       => $uid,       # ?

      'post_edit_locked' => 0,
      'topic_title'      => $subject,
      'notify_set'       => false,
      'notify'           => false,
      'post_time'        => 0,
      'forum_name'       => '',
      'enable_indexing'  => true,
    );

    $poll = '';

    submit_post($postType, $subject, $userName, POST_NORMAL, $poll, $data);

    return $postId;
  }

  protected function get_exactly_one_row($sql) {
    global $db;

    $result = $db->sql_query($sql);
  
    $rows = $db->sql_fetchrowset($result);
    $db->sql_freeresult($result);

    switch (count($rows)) {
    case 0:
      trigger_error("No rows returned: $sql", E_USER_ERROR);
      break;

    case 1:
      return $rows[0];

    default:
      trigger_error("Too many rows returned: $sql", E_USER_ERROR);
      break;
    }
  }
}

?>