Need Help for Display Content in Custom HTML Theme.

Well, i have a one html theme, that theme integrate in elgg,

in the home page displays index.php content, that index.php is purely html code,

elgg/mod/my_theme/index.php

in this code i have to display content like..

1. river post, 2. video post, etc...

but how to display, that content in coding ???

Separatly Display User Icon,User Name, Likes, Dislikes, Date,and its Post.