[Zope] Search feature with a combination of a textindex and keywordindex

[Dieter Maurer]

Richard Ettema wrote at 2003-9-10 10:26 +0100:
 > ...
 > A group of items are catalogued with keyphrases. These keyphrases can be any
 > combination of single words or 2-3 word phrases.
 > I want to pass a string to the catalog to see if there are any phrase
 > matches. For example...
 > 
 >  Item keyphrases: ['mobile phone', 'dial', 'hands free']
 > 
 >  Catalog returns item if:
 >   -string 'mobile phone number' is passed. (because 'mobile phone' matches)
 >   -string 'speed dial call' is passed. (because 'dial' matches)
 > 
 >  Catalog doesn't return item if:
 >   -string 'ringing mobile number' is passed.
 >   -string 'free phone'
 > 
 > I haven't found anything with this kind of functionality so I assume I need
 > to start looking into creating my own catalog index? I have begun looking
 > into this, but any ideas on where to find more information or the best
 > approach to take would be great.

This sounds like "phrase searches" supported by some text indexes.
They would match any phrase and not only those from
a phrase dictionary.


Dieter