migrate_plus.migration.media_images.yml

id: media_images
label: Migrate image file entities
description: Migrate image file entities
migration_group: media
migration_tags:
  - Custom


source:
  plugin: file_entity
  types:
    - image
  # constants:
  #   bundle: 'image'
  #scheme: public
  # constants:
  #   # The tool configuring this migration must set source_base_path. It
  #   # represents the fully qualified path relative to which URIs in the files
  #   # table are specified, and must end with a /. See source_full_path
  #   # configuration in this migration's process pipeline as an example.
  #   source_base_path: 'sites/default/files/legacy'

process:
  mid: fid

  bundle:
    plugin: static_map
    source: type
    map:
      image: image
      document: file
      application: file
      video: embed_video
      default: file

  langcode:
    plugin: default_value
    source: language
    default_value: "und"

  name: filename

  uid:
    -
      plugin: migration
      migration: users
      source: uid
    -
      plugin: default_value
      default_value: 1

  status: status
  created: timestamp
  changed: timestamp

  field_media_image/target_id: fid
  field_media_image/alt: field_file_image_alt_text/0/value
  field_media_image/title: field_file_image_title_text/0/value

  # # failed attempt to default to image filename when alt text is unavailable
  # field_media_image/alt:
  #   -
  #     plugin: get
  #     source: field_file_image_alt_text/0/value
  #   -
  #     plugin: get
  #     source: filename

destination:
  plugin: entity:media