WordPress.org

Returns short URL based on Goo.gl using Matthew Flaschen web service.

Just activate the plugin and visit settings panel to configure the output.

Yoy can use this call too in your theme:

<?php googl_generator('URL'); ?>

Replacing URL string by the URL you want to became short. For example:

<?php googl_generator(get_permalink()); ?>

Or use the meta option:

<?php get_post_meta($post->ID, 'googl_short_url', true); ?>