/**
* Connect to the Mongo database.
*/
function connect()
{
/*
Parse config->mongo for connection params.
example yml:
mongo:
[{database}:]
user: {username}
pass: {password}
[database: {database}]
[host: {host}]
[debug: {true|false|1|2}]
[log: {true|false}]
...
*/
if (!self::$db_params) {
self::$db_params = array();
$default_params = array();
foreach ((array) Request::$config->mongo as $key => $value) {
if (is_array($value) && $value['user'] && $value['pass'] && $value['database']) {
self::$db_params[$key] = $value;
} else {
$default_params[$key] = $value;
}
}
if (!empty($default_params)) {
self::$db_params['default'] = $default_params;
}
}
// Select connection params by 'database' key.
$this->params = array_merge((array) $this->params, (array) ($this->database ? self::$db_params[$this->database] : self::$db_params['default']));
// Remember chosen database.
$this->database = $this->params['database'];
// Re-usable database handle.
$this->dbh =& self::$mongo[$this->database];
// Need to setup mongo instance?
if ($this->dbh instanceof MongoDB == false) {
// Default params.
$host = $this->params['host'] ?: 'localhost';
$port = $this->params['port'] ?: 27017;
$options = $this->params['options'] ?: array();
// Default database name.
$this->database = $this->database ?: 'default';
// Username and password?
if ($this->params['user'] && $this->params['pass']) {
$userpass = "******";
// Hide password.
unset($this->params['pass']);
}
// Connect to Mongo.
$mongo_class = class_exists('MongoClient') ? 'MongoClient' : 'Mongo';
$mongo = new $mongo_class("mongodb://{$userpass}{$host}:{$port}/{$this->database}", $options);
// Get the database handle.
$this->dbh = $mongo->selectDB($this->database);
}
// Shortcut to the mongo collection.
$this->dbc = $this->dbh->{$this->collection};
// Ensure indexes.
$this->ensure_indexes($this->indexes);
}
