Re: [SMW-devel] How to programatically search on properties?

[Yury K. <kat...@gm...>]

Hi Pete!

Nice to hear that! Feel free to add your own examples and modify and
improve mine.

Yury

On Thu, May 5, 2011 at 5:57 PM, Schott, Peter D (Pete)
<pet...@al...> wrote:
> thanks to Yury’s guidance and review of the referenced document draft, I am
> successfully using the SMWQuery object for finding pages with specific
> property values.  Keypoint, type your properities!
>
>
>
> Moving forward, I will need to do queries on ‘Semantic Internal Object’
> properties, is there any guidance/warnings/hints on searching for these?
>
>
>
> cheers
> Pete
>
>
>
> From: gan...@gm... [mailto:gan...@gm...] On Behalf Of Yury
> Katkov
> Sent: Monday, May 02, 2011 10:44 AM
> To: Schott, Peter D (Pete)
> Cc: sem...@li...
> Subject: Re: [SMW-devel] How to programatically search on properties?
>
>
>
> Hi!
>
> You can do that with SMWQuery object. I'm working at the documentation on
> this and related classes, many a draft of doc will be useful [1]
> [1]
> http://www.semantic-mediawiki.org/wiki/User:Ganqqwerty/programming_examples
>
> On Mon, May 2, 2011 at 6:16 PM, Schott, Peter D (Pete)
> <pet...@al...> wrote:
>
> Hi,
>
> As a relative newbie to coding PHP scripts that interact with SMW instance,
> I have run into a situation that I hope someone can providence guidance or
> pointers on.
>
>
>
> I am trying to search for pages in our SMW instance that contain a match for
> a specific property value, e.g. [[threadNotInDCB::true]] and haven’t been
> able to discover how to do this programmatically.  Are the SMW APIs or
> classes I should be using/looking at?  A pointer to an example would be
> greatly appreciated.  This is an initial pattern we plan to use and will be
> looking to create content programmatically in the future so understanding
> the SMW programming model is a key for us.   I have been reviewing the
> ‘Programmer’s guide to SMW’ and its references but that has been slow going.
>
>
>
> As a temporary  workaround I am putting the ASK queries on pages that use
> #urlget to get the property value for the query when visited.   I wrote a
>  PHP script that uses cURL to visit the page and then parse the results to
> get the page names that the script then reads the contents via the MW API.
>  I have to believe there is a much more effective method to do this.
>
>
>
> thanks in advance for any guidance or assistance provided.
>
>
>
> Pete Schott
>
> Research Engineer
>
> Alcatel-Lucent Bell Laboratories
>
> Application Research - Intuitive Collaboration Department
>
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>
> --
>
> Yury V. Katkov
> Laboratory of intelligent systems
> of the Saint-Petersburg National University of Information Technologies,
> Mechanics and Optics, Russia
> http://ailab.ifmo.ru
>
>



-- 
Yury V. Katkov
Laboratory of intelligent systems
of the Saint-Petersburg National University of Information
Technologies, Mechanics and Optics, Russia
http://ailab.ifmo.ru