Re: Image attribute and REST
Re: Image attribute and REST
- Subject: Re: Image attribute and REST
- From: Kieran Kelleher <email@hidden>
- Date: Fri, 20 Jul 2012 21:45:18 -0400
Hi Jesse,
Yes. This is a REST API served over http(s). :-)
What I have described is working fine. Just wondering what others are doing and if there is a more elegant and/or standard approach.
Regards and thanks, Kieran.
(Sent from my iPhone)
On Jul 20, 2012, at 7:04 PM, Jesse Tayler <email@hidden> wrote:
> of course, you are certain the data itself has to be sent via REST at all? not simply via http?
>
>
>
>
> On Jul 20, 2012, at 4:52 PM, Kieran Kelleher <email@hidden> wrote:
>
>> Just curious how others are handling image (blob/binary) attributes in REST responses.
>>
>> For example, I have a REST EO named Media that has a blob attribute key 'content', typically containing an image. The Media entity also has the mime type, image dimensions, etc as attributes.
>>
>> What I did was omit the 'content' key from the response and added an additional direct action named contentAction to the MediaController class that simply returns the object itself as a response content with the appropriate mime type.
>>
>> For example, a url like this for the Media object
>> https:// .......... /Media/28747.xml
>>
>> returns sth like this:
>> <CTMedia id="28747" objectType="Media">
>> <mimeType>image/jpeg</mimeType>
>> <pixelHeight type = "integer">825</pixelHeight>
>> <pixelWidth type = "integer">1275</pixelWidth>
>> </CTMedia>
>>
>> And to get the actual blob...
>> https:// .......... /Media/28747/content
>>
>> Extensions such as .xml or.json on the url are ignored since response content-type header will reflect the mime type.
>>
>> Is there other approaches you guys are using, or even other "standard" approaches for handling binary attributes in REST responses? For example, should a derived attribute be added to the object response to indicate the URL..... sth like this??
>>
>> <CTMedia id="28747" objectType="Media">
>> <content type="url">/app/Media/28747/content</mimeType>
>> <mimeType>image/jpeg</mimeType>
>> <pixelHeight type = "integer">825</pixelHeight>
>> <pixelWidth type = "integer">1275</pixelWidth>
>> </CTMedia>
>>
>> Thoughts?
>>
>> -Kieran
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