connect Android application to php online database

This project is done by using Android studio (using the AVD : Nexus4 , API 21 ) (Note: You should do the functionalities of the interfaces in the attached project 1-View announcement ([login to view URL])([login to view URL]) Use the view [login to view URL] in the file manager to retrieve the announcement in the application . 2- Check Training ([login to view URL]) Use train table to do the query as php file and upload it to the server as I mentioned before and then use the page link in the java code . 3- View Shifts ([login to view URL]) Use shift table to do the query as php file and upload it to the server as I mentioned before and then use the page link in the java code . 4-Apply Vacation Request (vacation [login to view URL]) Use request vacation table to do the query as php file and upload it to the server as I mentioned before and then use the page link in the java code. 5- Project Information ([login to view URL]) Use Project table to do the query as php file and upload it to the server as I mentioned before and then use the page link in the java code. 6- Search for employee ([login to view URL] , [login to view URL]) Use employee table to do the query as php file and upload it to the server as I mentioned before and then use the page link in the java code. In [login to view URL]  The user will enter the employee ID he wants to search for In [login to view URL]  The information (search result) should appear here . upload the php files that will be needed for the project here, and then use their links in the code. after agreement