Many databases provide persistent links (permalinks) to their content. Some already contain the proxy prefix.
Example:


There is no need to modify the permalink if it already contains the proxy prefix.
Some databases provide permalinks that do not contain the proxy prefix.
Example:


If the URL does not contain the prefix, add it to the URL.
Before:
http://go.galegroup.com/ps/i.do?id=GALE|9781558625303&v=2.1&u=txshracd2589&it=aboutBook&p=GVRL&sw=w
After:
https://libproxy.uhcl.edu/login?url=http://go.galegroup.com/ps/i.do?id=GALE|9781558625303&v=2.1&u=txshracd2589&it=aboutBook&p=GVRL&sw=w