1 files changed, 74 insertions, 0 deletions
diff --git a/src/PhpBB3.php b/src/PhpBB3.php
new file mode 100644
index 0000000..d8b9ba4
--- /dev/null
+++ b/src/PhpBB3.php
@@ -0,0 +1,74 @@
+<?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) . '"';
+
+    $row = get_exactly_one_row($sql);
+    return $row; 
+  }
+
+  protected function get_exactly_one_row($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;
+    }
+  }
+}
+
+?>