Textpattern Resources at textpattern.org

Allows a rating system.

Features

• Use images for ratings
• IP limiting
• Unlimited rating range

Download:

main download
tcm_ratingcount

Installation:

• Upload rating_sql.php and rating.php to your Textpattern directory.
• Go to rating_sql.php
• Delete rating_sql.php
• Install tcm_ratinginput and tcm_ratingoutput

Options:

tcm_ratinginput

• range

tcm_ratingoutput

• type
  • text (returns the average rating)
  • stars (outputs on/off images to represent the rating)
• img – the “on” image, the colored-in star
• offimg – the “off” image, the light star
• anchor – add an anchor to the rating output

Code examples:
<txp:tcm_ratingoutput type="stars" img="/3/textpattern/graphics/on.gif" offimg="/3/textpattern/graphics/off.gif" anchor="true" />
<txp:tcm_ratinginput range="5" />
<txp:tcm_ratingcount />

Modifications:

Paul Armstrong came up with some nice changes that include auto-submitting and only allowing one vote per article per IP (I’m not sure about that part, considering dynamic IP and ISPs, you might mistakenly block someone else, and a delay is enough to stop flooding)