form_mode: default
options:
weight: 20
+ field_prefix: field_
process:
entity_type: 'constants/entity_type'
form_mode: 'constants/form_mode'
-
plugin: skip_on_empty
method: row
+ # This value is only used in the 'field_name' process pipeline below.
+ raw_field_name:
+ -
+ plugin: migration_lookup
+ migration: d6_taxonomy_vocabulary
+ source: vid
+ -
+ plugin: skip_on_empty
+ method: row
field_name:
- plugin: migration_lookup
- migration: d6_taxonomy_vocabulary
- source: vid
+ # Prepend field_ to avoid conflicts with base fields, and make sure the
+ # result is no longer than 32 characters.
+ -
+ plugin: concat
+ source:
+ - constants/field_prefix
+ - '@raw_field_name'
+ -
+ plugin: substr
+ length: 32
+ -
+ # This plugin checks if the vocabulary being migrated is the one used by
+ # Forum. If so, we use the machine name that Forum expects. Otherwise, we
+ # leave it unchanged.
+ plugin: forum_vocabulary
+ machine_name: taxonomy_forums
destination:
plugin: component_entity_form_display
migration_dependencies: