Hello Koha users

I'm writing to let you know about a feature I have been testing - cover images 
from a Coce server hosted by Bywater. The ability to use Coce has been in Koha 
since 3.20 but required setup of a server to make it work. Recently, Bywater 
offered a hosted Coce server for anyone to use. There may also be other Coce 
servers available in the wider Koha community!

It needs Koha libraries to use it for a time for it to work well (accumulate 
cached image links), so I am hoping you'll consider the option.

The method is that a server (at Bywater for me) collects and caches links to 
jacket images from multiple sources; right now Open Library, Google Books and 
Amazon. Our Koha then gets the links from that server, and in time that means 
it can call for image links from three sources in a single search, and pick one 
to display.

Pros: We are getting more cover images - specifically more for older titles and 
DVDs in addition to those that we got from Amazon. I philosophically approve of 
using Open Library, and now we can use it and Google Books and Amazon as well. 
Also the intermediate Coce server protects us from any data gathering that 
might be collected by Amazon or Google when we fetch a jacket image through 
their APIs.
You can see some more advantages here:
https://galencharlton.com/blog/2013/08/playing-around-with-coce/
It is really easy to set up now that each Koha system does not need to set up 
their own Coce server.

Cons: The "Coce" server only collects and saves the image links when a Koha 
system requests the jacket image, so it takes time and use by a range of 
libraries for the server to gather a useful collection of cached links.  We 
find that the return is not fast enough to load images reliably when the Coce 
server does not yet have a cached link for that title, so a refresh may be 
needed to load the images.
Also right now it is only available for the OPAC, not the staff interface. I 
have created bug 18421 requesting that enhancement.  We would have preferred to 
run it on the staff side only for a while before turning it on for the OPAC.

In practice:
See http://manual.koha-community.org/3.22/en/administration.html#coceimages. 
Use URL https://coce.bywatersolutions.com or alternate Coce server address. If 
https: does not work try http:.
We are running both Amazon.ca and Coce at the same time, and loading 2 images 
for some items, one from each source, until Coce has enough links built up. 
This is not the intended use! I know it looks untidy but we are prepared to 
live with that until we can turn off the separate Amazon cover service and rely 
on getting everything from Coce.

It is currently working on our catalogue at 
http://koha.hanoverlibrary.ca/cgi-bin/koha/opac-main.pl
To see it in action, search for "Peter" and notice the titles that have only 
one image - those would have no jacket from Amazon.

Many thanks to Frédéric Demians and everyone involved in writing Coce, and 
support at Bywater and Equinox for help testing this.
<mailto:frede...@tamil.fr>
Agnes
--
Agnes Rivers-Moore
CEO / Chief Librarian
Hanover Public Library
451 10th Ave,
Hanover, ON, N4N 2P1

Tel: 519.364.1420 x 1244 | Fax: 519.364.1747
Email: a...@hanover.ca<mailto:a...@hanover.ca> | Web: 
www.hanoverlibrary.ca<http://www.hanoverlibrary.ca>
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