Releases for Duration Field

Dev branch of version 3.0 of the Duration Field module.

Release addresses following issues:

First release candidate for version 8.x-2.x of the module. This version contains an upgrade path from version 8.x-1.x, so that users can upgrade from the earlier version of the module.

First alpha release of 8.x-2.0 branch

Rewrites back end of module to create typed data objects for granularity strings, ISO 8601 Duration strings, and PHP Duration Intervals. Creates new form elements for duration and granularity. The Duration field now stores the number of seconds a duration represents in the database, and queries tagged with the 'duration_string' tag will be able to use mathematical operators (greater than, less than, equals etc) on ISO 8601 Duration strings.

Fixing bug preventing Drupal attributes, including #states, from being added to duration field HTML

Fixing the following issues:

This update addresses the following issues:

Added Unit test and Functional test
Added field schema

First beta release of 8.x-1.0