After Effects script

I need to add the below AE project the following functionality: [login to view URL] updated text headlines from 1. Update 10 text headlines from external text file (using After Effects script). 2. Change font size based on the number of characters in the text. 3. Adjust media (photos/videos) size/positions to perfectly feet AE placeholders (using After Effects script). 4. Ability to select one of many AE project's background video based on parameter in external text file. 5. Add additional 2 borders to AE placeholders : [login to view URL] http://4.bp.blogspot.com/-211-D4yRHMw/UXen4bmH59I/AAAAAAAAB0Y/URbVkPRXV2c/s1600/simple+vintage+gold+[login to view URL] - Add the ability to select one of many AE borders based on parameter in external text file (using After Effects script). 6. Add additional 2 media (photos/videos) styles to AE placeholders : For example: [login to view URL] - Ability to select one of many AE media styles based on parameter in external text file (using After Effects script).