Delete orphaned authors

[jonkerz]

• Run script

# For PaperTrail
antcat_bot = User.find 62
PaperTrail.whodunnit = antcat_bot.id

# For the activity feed
User.current = antcat_bot

Author.distinct.left_outer_joins(:references).where('references.id IS NULL').each do |author|
  next if author.references.exists?
  author.create_activity :destroy, edit_summary: "Delete orphaned author #{author.first_author_name_name}"
  author.destroy!
end

jonkerz = User.find 60
Activity.execute_script_activity jonkerz, "Delete orphaned authors, see %github708"

[jonkerz]

Done: http://antcat.org/activities?id=31739#activity-31739