[opencms-dev] Solr Query

Daniel Seidel d.seidel at alkacon.com
Tue May 31 08:42:41 CEST 2022


Hi again,


there's one more hint about your search configuration - at least since 
OpenCms 12. It seems that you do not use any of the configuration 
options of the search configuration it the sense that you have a for 
where you can change sort order or filter by facet etc.

If you only search in a preconfigured way, you may use the plain seach 
configuration instead of the JSON one.


In your case (without the adjustments suggested in my last mail) this 
would be:


<c:set 
var="solrNewsQuery">q=*:*&fq=parent-folders:\"${searchPath}\"&fq=type:EnNews&fq=category:${cat}&fq=contentdate:[${start}T00:00:00Z 
TO ${end}T23:59:59Z]&sort=Newsdate_prop desc&rows=3000</c:set>


The index I would omit. If you omit it, Solr Offline will be chosen 
offline and Solr Online online. That's typically the intended behavior.


One more hint: The results are restricted by default to at most 400. If 
you need more results, you have to adjust configuration, e.g. via 
"maxProcessedResults", see here: 
https://documentation.opencms.org/opencms-documentation/more-opencms-features/solr-search-integration/basic-solr-configuration/index.html.


Best, Daniel.




Am 31.05.22 um 08:34 schrieb Daniel Seidel via opencms-dev:
>
> Hi,
>
>
> you are using the wrong Solr field. If you map use
>
>
> <solrfield targetfield="contentdate" sourcefield="*_dt"/>
>
>
> your field names will be "contentdate_{locale}_dt".
>
>
> If you use a recent version of OpenCms, I'll recommend using the 
> fieldsettings syntax 
> (https://documentation.opencms.org/opencms-documentation/content-in-opencms/defining-a-content-type/defining-the-contents-behavior/field-settings/index.html) 
> for the mapping and with "listdate" 
> (https://documentation.opencms.org/opencms-documentation/content-in-opencms/defining-a-content-type/defining-the-contents-behavior/search-settings/index.html#short-cut-syntax-for-the-most-relevant-search-settings).
>
>
> Probably the date field will also be the best field for sorting.
>
>
> Best, Daniel.
>
>
>
> Am 31.05.22 um 08:23 schrieb Диканский Андрей Юрьевич via opencms-dev:
>>
>> Hello, All!
>>
>>
>> I need to select some news and output JSON.
>>
>>
>> I have following code in my News schema:
>>
>>
>> <xsd:complexType name="OpenCmsEnNews">
>> <xsd:sequence>
>> <xsd:element name="Title" type="OpenCmsString"/>
>> <xsd:element name="ShortDescription" type="OpenCmsString"/>
>> <xsd:element name="ImagePreview" type="OpenCmsVfsFile"/>
>> <xsd:element name="Date" type="OpenCmsDateTime"/>
>> <xsd:element name="FullDescription" type="OpenCmsHtml"/>
>> <xsd:element name="Category" type="OpenCmsCategory"/>
>> <xsd:element name="PublishTime" type="OpenCmsPublishTime" minOccurs="0"/>
>> </xsd:sequence>
>> <xsd:attribute name="language" type="OpenCmsLocale" use="required"/>
>> </xsd:complexType>
>>
>>
>> <searchsettings containerPageOnly="false">
>>         <searchsetting element="Date" searchcontent="false">
>>           <solrfield targetfield="contentdate" sourcefield="*_dt"/>
>>         </searchsetting>
>>
>>
>> I made solr query like this:
>>
>>
>> <c:set var="searchPath">${cms.requestContext.siteRoot}/</c:set>
>> <c:set var="cat" value="${param.cat}" />
>> <c:set var="start" value="${param.start}" />
>> <c:set var="end" value="${param.end}" />
>> <c:set var='solrNewsQuery'>
>> {
>> "core" : "Solr Online",
>> "ignorequery" : true,
>> "ignoreReleaseDate" : false,
>> "ignoreExpirationDate" : false,
>> "queryparam" : ":",
>> "escapequerychars" : true,
>> "extrasolrparams" : 
>> "fq=parent-folders:\"${searchPath}\"&fq=type:EnNews&fq=category:${cat}&fq=contentdate:[${start}T00:00:00Z 
>> TO ${end}T23:59:59Z]&sort=Newsdate_prop desc",
>> "pagesize" : "3000",
>> }
>> </c:set>
>> <cms:search configString="${solrNewsQuery}" var="search" 
>> addContentInfo="true" />
>> [
>> <c:forEach var="news" items="${search.searchResults}" varStatus="status">
>> .....
>>
>>
>>
>> I made a query with certain period of data and expect a list of news. 
>> But some news are missing in output. If I change in 
>> extrasolrparams "contentdate" to "created" then missing news are 
>> presented in output.
>>
>> But it is convinient for me to get news by Date property not by 
>> created attribute.
>>
>>
>> I guess the problem is in indexing Date property. I tried to publish 
>> again missed news, but nothig changed.
>>
>>
>> Can any one help me with selecting news by Date property?
>>
>>
>>
>> _______________________________________________
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>>
>>
>>
> -- 
> Kind Regards
>
> Daniel.
>
> -------------------
>
> Daniel Seidel
> Alkacon Software GmbH & Co. KG - The OpenCms Experts
> https://www.alkacon.com  -http://www.opencms.org
>
> _______________________________________________
> This mail is sent to you from the opencms-dev mailing list
> To change your list options, or to unsubscribe from the list, please visit
> https://lists.opencms.org/mailman/listinfo/opencms-dev
>
>
>
-- 
Kind Regards

Daniel.

-------------------

Daniel Seidel
Alkacon Software GmbH & Co. KG - The OpenCms Experts
https://www.alkacon.com  -http://www.opencms.org
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