[Photon] Q: can photon search on tags? Can I add it?

Wed Jan 21 22:23:48 UTC 2015

the error that I get is:
[qtp849189535-58] ERROR spark.webserver.MatcherFilter -
org.elasticsearch.indices.IndexMissingException: [photon] missing
        at
org.elasticsearch.cluster.metadata.MetaData.convertFromWildcards(MetaData.java:771)

On Wed, Jan 21, 2015 at 3:33 PM, Sachin Dole <sdole at genvega.com> wrote:

> hello, I followed instructions on README file to download the jar file,
> the index, uncompressed the index and ran photon with java -jar
> photon-0.1.2.jar inside from the photon_data directory. Server starts up in
> about 30 seconds. However, if I go to the test page
> http://localhost:2322/api?q=berlin I get a server error on line 67 in
> Searcher.java in the "execute" method.
>
> SearchResponse response = client.prepareSearch("photon").setSearchType(SearchType.QUERY_AND_FETCH).setQuery(query).setSize(limit).setTimeout(TimeValue.timeValueSeconds(7)).execute().actionGet();
>
> What am I missing?
>
>
>
> On Mon, Jan 12, 2015 at 2:36 PM, Sachin Dole <sdole at genvega.com> wrote:
>
>> OK. I will look into this. I will need to start from scratch, so, it
>> might take me a while to do this. I will report back with questions. Thank
>> you Sander for the additional response
>> On Jan 12, 2015 12:04 PM, "Christoph Lingg" <christoph at lingg.eu> wrote:
>>
>>> Good point Sander. There are two approaches to filter results. I thought
>>> about importing all documents and filtering on query time, whilst Sander's
>>> approach avoids even importing those documents.
>>>
>>> Cheers,
>>> Christoph
>>>
>>> Am 12.01.2015 um 18:56 schrieb Sander van Tulden <
>>> sander.vantulden at falk.nl>:
>>>
>>>  Hi Sashin,
>>>
>>>  For my use case we needed to filter out all POIs and certain other
>>> tags. I made a solution for this (beware, it is pretty quick'n'dirty and
>>> could use some optimizations) for Photon. I use a json file with a
>>> tag->value whitelist, so the importing process only uses the tags of the
>>> json file for the index. You could take a look at this (closed) PR here:
>>> https://github.com/komoot/photon/pull/129
>>>
>>>  It might help you solve your use case,
>>>
>>>  Greets,
>>>
>>>  Sander van Tulden
>>>
>>>
>>> Op 12 jan. 2015 om 18:46 heeft Sachin Dole <sdole at genvega.com> het
>>> volgende geschreven:
>>>
>>>  That is very nice of you not only to reply but also to add reg_name to
>>> index.
>>>
>>> I have another q for you, please: how can I use photon to search with a
>>> filter on tags? For example, I know that my app is only interested in
>>> nodes, ways and relations that have the tag with key "tourism" or a
>>> combination of a few different tags. In this case, I would like to
>>> completely filter out Hawaii county from results, while, still showing
>>> Hawaii state and Hawaii airport and various beaches in Hawaii state.
>>>
>>> Once again, I would love to roll up my sleeves and get my hands dirty if
>>> that's what it will need.
>>>
>>> Thank you once again.
>>> On Jan 12, 2015 11:22 AM, "Christoph Lingg" <christoph at lingg.eu> wrote:
>>>
>>>> Hi Sachin,
>>>>
>>>>  thanks for your feedback. Photon searches in much more than name,
>>>> also street country, housnumber, postcode and administrative levels.
>>>>
>>>>  We are already including a bunch of name variants, like loc_name.
>>>>
>>>>  Reg name is not used very often, see
>>>> http://taginfo.openstreetmap.org/keys/reg_name. Anyway, you were just
>>>> writing at a moment when I was working on the importer, so I just  regional
>>>> names to the photon index. see
>>>> https://github.com/komoot/photon/commit/a8bc9b255ddffd47103172b579e47fd38c642786
>>>>
>>>>  We are currently working on reimporting new data, if we are lucky we
>>>> will have a new photon version by the end of this week. Keep the finger
>>>> crossed.
>>>>
>>>>  Cheers,
>>>> Christoph
>>>>
>>>>  Am 12.01.2015 um 13:09 schrieb Sachin Dole <sdole at genvega.com>:
>>>>
>>>>  Hello,
>>>>
>>>>  Can photon search on other tags than just name? For example, if you
>>>> search for "Big Island", photon does not return the main island of United
>>>> States state of Hawai'i. On nominatim, it returns correctly. In this case,
>>>> the "name" of the relation is "Hawai'i" but "reg_name" is "Big Island" and
>>>> nominatim search correctly. If photon currently does not allow for this,
>>>> can I try to add this ability on a fork? I will have to start from scratch
>>>> (create a new database etc), and I have no problem doing so if indeed it is
>>>> needed. If it already exists, it will be great if you can show me an
>>>> example on http://photon.komoot.de/
>>>>
>>>>  THANKS a lot!
>>>>
>>>>  Best,
>>>> Sachin Dole
>>>>
>>>>  _______________________________________________
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>>>> https://lists.openstreetmap.org/listinfo/photon
>>>>
>>>>
>>>>
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>
>
> --
> President  |  Genvega Inc.  |  www.genvega.com  |  tel: 630.290.2561
>

-- 
President  |  Genvega Inc.  |  www.genvega.com  |  tel: 630.290.2561
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