Re: How to get dateCreated for Rich Results

Thank you Felipe. That worked.

encyc

Sent with [Proton Mail](https://proton.me/mail/home) secure email.

On Thursday, December 11th, 2025 at 12:48 PM, Felipe Schenone <[email protected]> wrote:

> If you're developing an extension and you have a [Title object](https://doc.wikimedia.org/mediawiki-core/master/php/classMediaWiki_1_1Title_1_1Title.html), you can do:
>
> use MediaWiki\MediaWikiServices;
> $services = MediaWikiServices::getInstance();
> $revision = $services->getRevisionLookup()->getFirstRevision( $title );
> $timestamp = $revision->getTimestamp();
>
> Bear in mind that the timestamp will be in MediaWiki format, see [Manual:Timestamp](https://www.mediawiki.org/wiki/Manual:Timestamp).
>
> On Thu, Dec 11, 2025 at 2:20 PM rtnF <[email protected]> wrote:
>
>> Use rvdir=newer to get earliest revision.
>>
>> Example :
>>
>> [https://en.wikipedia.org/w/api.php?action=query&prop=revisions&titles=OpenStreetMap&rvlimit=1&rvdir=newer&rvprop=timestamp|user&format=json](https://en.wikipedia.org/w/api.php?action=query&prop=revisions&titles=OpenStreetMap&rvlimit=1&rvdir=newer&rvprop=timestamp%7Cuser&format=json)
>>
>> On Fri, Dec 12, 2025, 12:03 AM encyc via Wikitech-l <[email protected]> wrote:
>>
>>> Good afternoon everyone and thank you for this list.
>>>
>>> I'm working on an extension (https://www.mediawiki.org/wiki/Extension:RichResults) and need to know the best way to get the article creation date (https://schema.org/dateCreated), i.e. the first edit date. dateModified was easy but dateCreated seems different. I understand it might mean hitting the database. What's the best way to do this without slowing performance? (version 1.44+)https://schema.org/dateCreated
>>>
>>> Flounder ceo
>>> encyc
>>>
>>> Sent with [Proton Mail](https://proton.me/mail/home) secure email.
>>> _______________________________________________
>>> Wikitech-l mailing list -- [email protected]
>>> To unsubscribe send an email to [email protected]
>>> https://lists.wikimedia.org/postorius/lists/wikitech-l.lists.wikimedia.org/
>>
>> _______________________________________________
>> Wikitech-l mailing list -- [email protected]
>> To unsubscribe send an email to [email protected]
>> https://lists.wikimedia.org/postorius/lists/wikitech-l.lists.wikimedia.org/

_______________________________________________
Wikitech-l mailing list -- [email protected]
To unsubscribe send an email to [email protected]
https://lists.wikimedia.org/postorius/lists/wikitech-l.lists.wikimedia.org/