List files on Dropbox with Ruby

list_dropbox_files.rb

require 'dropbox_api'
require 'byebug'

client = DropboxApi::Client.new('your_access_token')

start_dir = '/broken_files'

def find_files(client, f)
  if f.to_hash[".tag"] == "folder"
    puts "[FOLDER] #{f.path_lower}"
    sleep 5
    result = begin
      client.list_folder(f.path_lower)
    rescue DropboxApi::Errors::TooManyRequestsError => e
      puts e.message
      sleep 60
      retry
    end
    byebug if result.has_more?
    result.entries.map{|f| find_files(client, f) }
  elsif f.to_hash[".tag"] == "file"
    puts "[FILE] #{f.path_lower}"
    [f]
  else
    raise("Unknown type: #{f.to_hash}")
  end.flatten
end

all_entries = client.list_folder(start_dir).entries.map{|f| find_files(client, f) }.flatten;nil
all_entries.size

# Select files which had changed after 2017-08-01
target_files = all_entries.select{|f| f.server_modified > Time.utc(2017,8,1) };nil