Add works to collection

add_work_to_col.rb

worktype = Etd
all_specified_works = worktype.where({:resource_type => 'thesis'}) #the select is something like '{:resource_type => "thesis"}'
col = Collection.find('gps')
col.reindex_extent = Hyrax::Adapters::NestingIndexAdapter::LIMITED_REINDEX
all_specified_works.each do |work|
  if work.member_of_collections.empty?
    work.member_of_collections += [col]
  end
  year = work.date_created[0].split("-")[0]
  if not work.year.present?
    work.year = year
  end
  work.related_url = []
  work.save()
end
col.save()
worktype = Etd
all_specified_works = worktype.all #the select is something like '{:resource_type => "thesis"}'
thesi = Collection.find('thesis')
thesi.reindex_extent = Hyrax::Adapters::NestingIndexAdapter::LIMITED_REINDEX
diss = Collection.find('dissertation')
diss.reindex_extent = Hyrax::Adapters::NestingIndexAdapter::LIMITED_REINDEX
all_specified_works.each do |work|
  if work.member_of_collections.empty?
    if work.resource_type.include? 'Thesis'
      work.member_of_collections += [thesi]
      work.save()
    end
    if work.resource_type.include? 'Dissertation'
      work.member_of_collections += [diss]
      work.save()
    end
  end
end
thesi.save()
diss.save()
worktype = StudentWork
all_specified_works = worktype.where({:related_url => "Great Problems Seminar"}) #the select is something like '{:resource_type => "thesis"}'
all_specified_works.each do |work|
  year = work.date_created[0].split(" ")[-1]
  if not work.year.present?
    work.year = year
    work.save()
  end
end
#trim whitespace
col = Collection.find('gps')
col.reindex_extent = Hyrax::Adapters::NestingIndexAdapter::LIMITED_REINDEX
all_gps = col.member_works
all_gps.each do |gps|
  original_array = gps['contributor']
  new_arr = []
  original_array.each do |cont|
    new_arr += [cont.strip()]
  end
  if gps['contributor'].to_a - new_arr != [] #if they do not contain the same items
    gps['contributor'] = new_arr
    gps.save()
  end
end