i am looking for a community script which would contain the following:

*Forum - the whole deal:
-user profiles
-ratings
-attachments
-etc.

*Downloads section
-Uploadable by all
-Sorted/Approved by admins
-rated by all

*Picture Galleries
-Layout/sorting by admins
-upload by all.

*Article Database
-Articles submitable by all
-Approved/sorted by administrators/mods

*Full featured blog
-for all users

*Events Calendar


is XOOPS the solution ive been looking for?

In a word. Yes.

Some of this is included with the base install the rest of the modules are available mainly from the downloads section of this site.