function &open($info)
{
static $connections = array();
$name = serialize($info);
if (isset($connections[$name])) {
return $connections[$name];
}
if (!isset($info['driver'])) {
return Error::pitch(new FAError("No database driver specified.", __FILE__, __LINE__));
}
$driver = DBA_BASE_DIR . "/drivers/{$info['driver']}.php";
$class = "{$info['driver']}Connection";
if (!is_readable($driver)) {
return Error::pitch(new FAError("Driver does not exist.", __FILE__, __LINE__));
}
require_once $driver;
if (!class_exists($class)) {
return Error::pitch(new FAError("Driver class does not exist or is misnamed.", __FILE__, __LINE__));
}
$dba =& new $class();
if (!is_a($dba, 'FADBConnection')) {
return Error::pitch(new FAError("Driver class does not extend FADBConnection.", __FILE__, __LINE__));
}
// Error is thrown in the constructor (hopefully)
$dba->connect($info);
$connections[$name] = $dba;
return $dba;
}
/**
* Get the user's ID by their email
* @param email The email used to get the user id
* @return either an exception or the user id
*/
function GetIdByEmail($email)
{
$email = $this->dba->Quote($email);
if (!($result = $this->dba->GetValue("SELECT id FROM " . USERS . " WHERE email = '{$email}'"))) {
return Error::pitch(new FAError("Could not get the User ID.", __FILE__, __LINE__));
}
return $result;
}
function parse($data, $is_final = TRUE)
{
if ($this->parser == NULL) {
$this->parser = xml_parser_create();
xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, false);
xml_set_object($this->parser, $this);
xml_set_character_data_handler($this->parser, '_charData');
xml_set_default_handler($this->parser, '_charData');
xml_set_element_handler($this->parser, '_openTag', '_closeTag');
}
$data = preg_replace('/&([a-zA-Z0-9#]+);/', '{ent{$1}}', $data);
if (!($ret = xml_parse($this->parser, $data, $is_final))) {
$code = xml_get_error_code($this->parser);
Error::pitch(new FAError(xml_error_string($code), __FILE__, __LINE__));
}
if ($is_final) {
xml_parser_free($this->parser);
$this->parser = NULL;
$this->finalize();
}
return $ret;
}
function connect($info)
{
if (!isset($info['database']) || !isset($info['directory'])) {
$this->valid = FALSE;
return Error::pitch(new FAError("Missing required connection information.", __FILE__, __LINE__));
}
if (!function_exists('sqlite_open')) {
$this->valid = FALSE;
return Error::pitch(new FAError("Please make sure that SQLite is properly installed.", '--', '--'));
}
$link = @sqlite_open($info['directory'] . '/' . $info['database'], 0666);
if (!is_resource($link)) {
$this->valid = FALSE;
return Error::pitch(new FAError("Unable to connect to the database.", __FILE__, __LINE__));
}
/*if (!mysql_select_db($info['database'])) {
$error = sqlite_error_string(sqlite_last_error($link));
sqlite_close($link);
$this->valid = FALSE;
return Error::pitch(new FAError("Unable to select database: $error", __FILE__, __LINE__));
}*/
$this->link = $link;
return TRUE;
}
function insertNode($request, $category_id = FALSE, $forum_id = FALSE, $group_id = FALSE, $user_id = FALSE)
{
/**
* Error checking on request fields
*/
if (!isset($request['parent_id'])) {
return Error::pitch(new FAError('L_INVALIDMAPID', __FILE__, __LINE__));
}
if (!isset($request['varname'])) {
return Error::pitch(new FAError('L_MAPSNEEDVARNAME', __FILE__, __LINE__));
}
if (!isset($request['name'])) {
return Error::pitch(new FAError('L_MAPSNEEDNAME', __FILE__, __LINE__));
}
/**
* Start building info for the queries
*/
/* Get the last node to the furthest right in the tree */
$last_node = $this->dba->GetRow("SELECT * FROM " . MAPS . " WHERE row_level = 1 ORDER BY row_right DESC LIMIT 1");
$level = 1;
/* Is this a top level node? */
if (intval($request['parent_id']) == 0) {
$left = $last_node['row_right'] + 1;
$level = 1;
$parent = array('category_id' => intval($category_id), 'forum_id' => intval($forum_id), 'group_id' => intval($group_id), 'user_id' => intval($user_id));
$parent_id = 0;
/* If we are actually dealing with a parent node */
} else {
if (intval($request['parent_id']) > 0) {
/* Get the parent node */
$parent = $this->dba->GetRow("SELECT * FROM " . MAPS . " WHERE id = " . intval($request['parent_id']));
/* Check if the parent node exists */
if (!is_array($parent) || empty($parent)) {
return Error::pitch(new FAError('L_INVALIDMAPID', __FILE__, __LINE__));
}
/* Find out how many nodes are on the current level */
$num_on_level = $this->getNumOnLevel($parent['row_left'], $parent['row_right'], $parent['row_level'] + 1);
/* If there are more than 1 nodes on the current level */
if ($num_on_level > 0) {
$left = $parent['row_right'];
} else {
$left = $parent['row_left'] + 1;
}
$parent_id = $parent['id'];
/* Should we need to reset some of the $parent values? */
$parent['category_id'] = !$category_id ? $parent['category_id'] : intval($category_id);
$parent['forum_id'] = !$forum_id ? $parent['forum_id'] : intval($forum_id);
$parent['group_id'] = !$group_id ? $parent['group_id'] : intval($group_id);
$parent['user_id'] = !$user_id ? $parent['user_id'] : intval($user_id);
/* Set this nodes level */
$level = $parent['row_level'] + 1;
} else {
return Error::pitch(new FAError('L_INVALIDMAPID', __FILE__, __LINE__));
}
}
$right = $left + 1;
/**
* Build the queries
*/
/* Prepare the queries */
$update_a =& $this->dba->prepareStatement("UPDATE " . MAPS . " SET row_right = row_right+2 WHERE row_left < ? AND row_right >= ?");
$update_b =& $this->dba->prepareStatement("UPDATE " . MAPS . " SET row_left = row_left+2, row_right=row_right+2 WHERE row_left >= ?");
$insert =& $this->dba->prepareStatement("INSERT INTO " . MAPS . " (row_left,row_right,row_level,name,varname,category_id,forum_id,user_id,group_id,can_view,can_add,can_edit,can_del,inherit,value,parent_id) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)");
/* Set the insert variables needed */
$update_a->setInt(1, $left);
$update_a->setInt(2, $left);
$update_b->setInt(1, $left);
/* Set the inserts for adding the actual node */
$insert->setInt(1, $left);
$insert->setInt(2, $right);
$insert->setInt(3, $level);
$insert->setString(4, $request['name']);
$insert->setString(5, $request['varname']);
$insert->setInt(6, $parent['category_id']);
$insert->setInt(7, $parent['forum_id']);
$insert->setInt(8, $parent['user_id']);
$insert->setInt(9, $parent['group_id']);
$insert->setInt(10, @$request['can_view']);
$insert->setInt(11, @$request['can_add']);
$insert->setInt(12, @$request['can_edit']);
$insert->setInt(13, @$request['can_del']);
$insert->setInt(14, @$request['inherit']);
$insert->setString(15, @$request['value']);
$insert->setInt(16, $parent_id);
/**
* Execute the queries
*/
/* Execute the queries */
$update_a->executeUpdate();
$update_b->executeUpdate();
$insert->executeUpdate();
if (!@touch(CACHE_FILE, time() - 86460)) {
@unlink(CACHE_FILE);
}
}
function connect($info)
{
if (!isset($info['server']) || !isset($info['user']) || !isset($info['pass']) || !isset($info['database'])) {
$this->valid = FALSE;
return Error::pitch(new FAError("Missing required connection information.", __FILE__, __LINE__));
}
if (!function_exists('mysqli_connect')) {
$this->valid = FALSE;
return Error::pitch(new FAError("Please make sure that MySQL is properly installed.", '--', '--'));
}
$link = @mysqli_connect($info['server'], $info['user'], $info['pass'], $info['database']);
if (!$link) {
$this->valid = FALSE;
return Error::pitch(new FAError("Unable to connect to the database: " . mysqli_errno($this->link), __FILE__, __LINE__));
}
$this->link = $link;
return TRUE;
}
