[super] Activity Streams

[seanh]

We want to add github-like "activity streams" (chronological lists of events) to CKAN.

Super branch where I'm pushing all my commits for this feature: ​https://github.com/okfn/ckan/tree/feature-1515-activity-streams

Etherpad: ​http://ckan.okfnpad.org/notifications (most relevant parts inlined here)

Friedrich's mockup: ​http://datahub.pudo.org/pudo

Tasks

Strikethrough means the task is done.

• New domain objects Activity and ActivityStream? [2d] #1298

• Migrate existing data into activity streams model [3.5d] #1510

• Generate activity events when objects are saved [4d] #1298

• Get the activity stream for a given user as a JSONifiable list of dictionaries [1d] #1511

• API call for getting a user's public activity stream as JSON [0.5d] #1495

• API call for getting a user's public activity stream as rendered text, HTML, etc. [5d] #1494

• Render a user's activity stream on her user page [3d] #1496 (needs review/page design work)

• Generate activity events for other types of objects besides users (e.g. packages, groups, tags, sets of multiple sources that users subscribe to, etc.) and save them in the database.

• Logic functions for getting activity streams for packages, groups, tags, etc.

• API calls for getting activity streams of packages, groups, tags, etc. as JSON.

• Rendering activity streams for packages, groups, tags, etc. into their pages.

• API calls for inserting events into activity streams.

• Enable users to subscribe to activity streams

• Deploy to UAT [0.5d]

• Docs and announce [1d]

[seanh]

Branch for this feature: ​https://github.com/seanh/ckan/compare/master...feature-1515-activity-streams