Wi-Fi with Web Authorization

You need to create an analogue of the site Texto oculto

Principle of work:
Guests connect to a free access point
Selects a social network to access
On the guest page on the social. The network is placed advertising post or it subscribes to the group of your institution.

Technically it should be implemented so that our DNS is prescribed on the Wi-Fi router thanks to which a redirect to the necessary page occurs, on which the user is invited to repost an entry in one of the social networks to gain access to the Internet. Networks.

Technical specifications!
1. Number of social networks for authorization – 3 pcs (Vkontakte, Odnoklassniki, Instagram)
2. The ability to edit the welcome page (picture, text, name of the institution)
3. The ability to configure the posted advertising post Vkontakte and OK
4. The ability to specify groups Vkontakte, Odnoklassniki, Instagram to join them

Statistics and indicators:
1. Number of connections per selected time interval
2. Connection statistics for a particular social network
3. Possibility to view statistics for the selected institution from the list

Write the estimated cost and timeframe