Positioning (geolocation) of Internet user

Requirements to the program: 1) Receiving Geo coordinates of wi-fi user with Google service. 2) If there is no Wi-Fi connection, determine coordinates by IP address. 3) Determination of nearest Google Maps addresses (with specified radius). 4) Viewing found point on Google Maps. 5) Construction of user coordinates changes (way) on Google Maps. 6) Operating Systems: Windows XP 32-bit and 64-bit Windows 7 32-bit and 64-bit Windows 8 32-bit and 64-bit 7) Programming Language: Delphi 2010 --------------------------------------------------------- To demonstrate the functional we need a Delphi application. --------------------------------------------------------- As a result of the work we need a functional source code.