Class: DropboxFolderSync::App

Inherits:
Object
  • Object
show all
Defined in:
lib/dropbox-folder-sync/app.rb

Constant Summary collapse

APP_KEY = 
ENV['DROPBOX_FOLDER_SYNC_APP_KEY']
APP_SECRET = 
ENV['DROPBOX_FOLDER_SYNC_APP_SECRET']

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ App

Returns a new instance of App.



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# File 'lib/dropbox-folder-sync/app.rb', line 12

def initialize
  unless (APP_KEY and APP_SECRET)
    raise "set env vars 'DROPBOX_FOLDER_SYNC_APP_KEY' and 'DROPBOX_FOLDER_SYNC_APP_SECRET'"
  end
  @session = DropboxSession.new(APP_KEY, APP_SECRET)
end

Class Method Details

.login(name) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 176

def  name
  new.(name)
end

.logout(name) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 179

def logout name
  new.logout(name)
end

.sync(remote, local, options) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 173

def sync remote,local,options
  new.sync(remote,local,options)
end

Instance Method Details

#check_local_modified ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 106

def check_local_modified
  # check local modified
  Dir::glob(@local_root + "/**/*").each { |path|
    remote = remote_path(path)
    # new file
    unless @local_files.include?(path)
      @local_files[path] = local_file_meta(path)
      log "<---- #{path}"
      if File.file?(path)
        @client.put_file(remote, open(path))
      elsif File.directory?(path)
        @client.file_create_folder(remote)
      end
      next
    end

    # modified
    if File.file?(path) and File.mtime(path) > @local_files[path][:modified]
      @local_files[path] = local_file_meta(path)
      @client.put_file(remote, open(path))
    end
  }
end

#check_local_removed ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 130

def check_local_removed
  # check removed
  @local_files.each { |path,v|
    unless File.exists?(path)
      log "remote delete #{path}"
      @local_files.reject! { |k,v| k == path }
      @client.file_delete(remote_path(path))
    end
  }
end

#local_file_meta(path) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 52

def local_file_meta(path)
  { :path => path,
    :modified => File.mtime(path),
    :id_dir => File.directory?(path)}
end

#local_path(remote) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 62

def local_path remote
  @local_root+remote[@remote_root.length..-1]
end

#log(message) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 48

def log(message)
  puts message
end

#login(name) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 19

def  name
  key = Keystorage.get("DROPBOX_APP_"+APP_KEY+"_USER_KEY",name)
  secret = Keystorage.get("DROPBOX_APP_"+APP_KEY+"_USER_SECRET",name)
  if key and secret
    @session.set_access_token(key,secret)
    @session.get_access_token rescue {}
    return true if @session.authorized?
  end

  @session.get_request_token
  authorize_url = @session.get_authorize_url
  puts "Login: [#{name}] ---> #{authorize_url}"
  Launchy.open authorize_url
  while 1
    @session.get_access_token rescue {}
    break if @session.authorized?
    sleep 1
  end
  Keystorage.set("DROPBOX_APP_"+APP_KEY+"_USER_KEY",name,@session.access_token.key.to_s)
  Keystorage.set("DROPBOX_APP_"+APP_KEY+"_USER_SECRET",name,@session.access_token.secret.to_s)
  true
end

#logout(name) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 42

def logout name
  Keystorage.delete("DROPBOX_APP_"+APP_KEY+"_USER_KEY",name)
  Keystorage.delete("DROPBOX_APP_"+APP_KEY+"_USER_SECRET",name)
  true
end

#parse_remote(remote) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 163

def parse_remote remote
  name = "default"
  if /^([^\/]+):(.*)/ =~ remote
    name = $1
    remote = $2
  end
  [name,path_normalize(remote)]
end

#path_normalize(path) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 157

def path_normalize path
  path = "/" + path if path[0,1] != "/"
  path = path[0,path.length - 1] if path[-1,1] == "/"
  path
end

#remote_delta(cur) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 66

def remote_delta cur
  delta = @client.delta(cur)
  cur = delta["cursor"]

  if delta["reset"] == "true"
    @local_files = {}
    Dir::glob(@local_root + "/**/*").each { |path|
      @local_files[path] = local_file_meta(path)
    }
  end

  delta["entries"].each { |path,meta|
    local = local_path(path)
    if path == @remote_root or /^#{@remote_root}\// =~ path
      unless meta
        if File.exists?(local)
          log "remove #{local}"
          FileUtils.remove_entry(local)
          @local_files.reject! { |k,v| k == local }
          if File.directory?(local)
            @local_files.reject! { |k,v| /^#{local}\/.*/ =~ k }
          end
        end
        next
      end

      if meta["is_dir"] #dir
        log "----> #{local}"
        FileUtils.mkdir_p local unless File.exists?(local)
      else #file
        out = @client.get_file(path)
        open(local, 'w'){|f| f.puts out }
        log "----> #{local}"
      end
      @local_files[local] = local_file_meta(local)
    end
  } # delta
  cur
end

#remote_path(local) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 58

def remote_path local
  @remote_root+local[@local_root.length..-1]
end

#sync(remote, local, options) ⇒ Object 



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# File 'lib/dropbox-folder-sync/app.rb', line 141

def sync(remote,local,options)
  name,@remote_root = parse_remote(remote)
  @local_root = path_normalize(File.expand_path(local))
  (name) unless @session.authorized?
  @client = DropboxClient.new(@session, :dropbox)
  log "#{@remote_root} <---> #{@local_root}"
  @local_files = {}
  cur = nil
  while true
    cur = remote_delta(cur)
    check_local_modified
    check_local_removed
    sleep options[:interval]
  end
end