Addresspicker is a project mainly written in JAVASCRIPT and PHP, it's free.
Yii plugin for jquery addresspicker
The script is just a bridge to use the jquery-addresspicker with the Yii framework. It provide a nice UI for widget for selecting an address. This widget has been develop for a specific need but feel free to use it or fork the repository
Put *addresspicker into your extensions folder. Then add the following code to use it:
<?php $this->widget('application.extensions.addresspicker.addresspicker', array(
'appendAddressString' => ', France',
'address' => '#House_address',
'locality' => '#House_city',
'lat' => '#House_latitude',
'lng' => '#House_longitude',
'map' => '#map'));
?>See directly the jquery-addresspicker on github for more.