Easily to create your All in one official page,You could post something,create public and private groups,create public page,create events,Add More Links on your official page.
Example:founder page https://www.alovez.com/bing
php is very easy to use,it saved a lot of my time,I have used PHP to created a simple Social networking site: alovez.com ,this is my homepage on my website: https://www.alovez.com/bing