[ckan-dev] Accessing Data.gov's CKAN API through JavaScript

Sun Apr 20 02:52:29 UTC 2014

Thanks, it seems that the legacy API works fine.

On Sat, Apr 19, 2014 at 11:13 AM, Alessio Dragoni <alessio.dragoni at gmail.com
> wrote:

> It might be because catalog.data.gov is using  different ckan version of
> demo.ckan.org
>
> You can check it with http://catalog.data.gov/api/action/status_show
>
> You can use the legacy v1 api in case you need just informatin about
> groups. Such api is present in all versions
> On Apr 19, 2014 5:01 PM, "Andy Dufilie" <andy.dufilie at gmail.com> wrote:
>
>> Hi ckan-dev,
>>
>> I'm working on adding support for CKAN in Weave (oicweave.org).  I have
>> it working with demo.ckan.org, but not catalog.data.gov.
>> See this page for my tests, results shown at the end of this email:
>> http://jsfiddle.net/2xFq7/9/
>>
>> I was getting the "Bad request - JSON Error: No request body data" error
>> from demo.ckan.org when I had the wrong Content-Type earlier, so I
>> thought setting the Content-Type may fix the problem with data.gov, but
>> the CORS preflight request fails on data.gov when I specify any request
>> headers.
>>
>> Does data.gov not want me to use the action API at all?  I noticed that
>> it does not allow me to use the package_list action.
>>
>>
>> Test results:
>> {
>>     "method": "GET",
>>     "url": "
>> http://demo.ckan.org/api/3/action/group_show?id=collectivites-locales&",
>>     "status": "200 OK",
>>     "success": true
>> }
>>
>> {
>>     "method": "POST",
>>     "url": "http://demo.ckan.org/api/3/action/group_show",
>>     "params": {
>>         "id": "collectivites-locales"
>>     },
>>     "status": "200 OK",
>>     "success": true
>> }
>>
>> {
>>     "method": "GET",
>>     "url": "http://catalog.data.gov/api/3/action/group_show?id=law1129&",
>>     "status": "400 Bad Request",
>>     "response": "Bad request - JSON Error: No request body data"
>> }
>>
>> {
>>     "method": "POST",
>>     "url": "http://catalog.data.gov/api/3/action/group_show",
>>     "params": {
>>         "id": "law1129"
>>     },
>>     "status": "400 Bad Request",
>>     "response": "Bad request - JSON Error: No request body data"
>> }
>>
>> {
>>     "method": "GET",
>>     "url": "http://catalog.data.gov/api/3/action/tag_show?id=2010-data&",
>>     "status": "200 OK",
>>     "success": true
>> }
>>
>> {
>>     "method": "POST",
>>     "url": "http://catalog.data.gov/api/3/action/tag_show",
>>     "params": {
>>         "id": "2010-data"
>>     },
>>     "status": "409 Conflict",
>>     "success": false,
>>     "error": {
>>         "__type": "Validation Error",
>>         "id": "Missing value"
>>     }
>> }
>>
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