[PD] search engine with xapian backend

Hans-Christoph Steiner hans at at.or.at
Tue Oct 1 15:53:03 CEST 2013

Wow, that's very nice!  Well done!


On Sep 30, 2013, at 3:59 PM, Jonathan Wilkes wrote:

> Here's a quick demo of some nice changes:
> https://puredata.info/Members/jancsika/search-plugin-with-xapian.webm/view
> Sorry about the size of the file-- I can remove some of the old demo builds if it's
> a problem.
> Updates:
> * all metadata fields are searchable using Xapian's field:value syntax.  So author:puckette and
> even outlet_0:pointer can be used by themselves or with free text to refine a search
> * Want to return all patches that contain an instance of sigmund~?  Search for object:sigmund~.
> Works on exact text without stemming-- e.g., object:clip~ will give different results than object:clip
> * hand-crafted some descriptive text for all pdf manuals in pd svn.  Includes gem manual and others.
> * formatted escaped commas correctly
> * added a firefox-style find menu bound to <ctrl-f>
> * reduced index-build time and database size (both cut roughly in half)
> * simplified doc search to exclude duplicates (for example, from having extra and extra/Gem in
> the path)
> * prettified the "info" icon
> * use html <title>s for description in search results
> * parse Gem docs for description and keywords
> * allow to cancel index building
> * use libdir libname/object prefix only for libdir results
> * put name of libdir in description of all readmes and license.txt files
> * reorganized and simplified the homepage topics
> * reorganized code and removed some global variable (still ugly, but not
> as ugly as it used to be)
> * saved document data to the database as FUDI messages. (Easy to parse
> if someone wants to make a [docsearch] object...)
> Next I'm going to work on integrating it into Pd-l2ork, and maybe
> break out the combobox into toggle buttons.
> Of course if anyone is an information retrieval specialist feel free
> to make suggestions.  I'm using a bunch of old docs that aren't
> updated with description info, which is why so many of them have
> the ugly description note.  Most of the new docs have pd meta info.
> Also, I'm mixing some Pd vanilla and l2ork paths which is why some
> docs show up twice.  (You can see the full path in the status bar at
> the bottom.)
> Best,
> Jonathan
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