Class: CloudDrive::Account

Inherits:
Object
  • Object
show all
Defined in:
lib/clouddrive/account.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(email, client_id, client_secret) ⇒ Account

Returns a new instance of Account.



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# File 'lib/clouddrive/account.rb', line 12

def initialize(email, client_id, client_secret)
  @email = email
  @cache_file = File.expand_path("~/.clouddrive/#{email}.cache")
  @client_id = client_id
  @client_secret = client_secret

  @db = SQLite3::Database.new(File.expand_path("~/.clouddrive/#{@email}.db"))
  if @db.execute("SELECT name FROM sqlite_master WHERE type='table' AND name='nodes';").empty?
    @db.execute "     CREATE TABLE nodes(\n        id VARCHAR PRIMARY KEY NOT NULL,\n        name VARCHAR NOT NULL,\n        kind VARCHAR NOT NULL,\n        md5 VARCHAR,\n        created DATETIME NOT NULL,\n        modified DATETIME NOT NULL,\n        raw_data TEXT NOT NULL\n     );\n    SQL\n  end\nend\n"

Instance Attribute Details

#access_token ⇒ Object (readonly)

Returns the value of attribute access_token.



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# File 'lib/clouddrive/account.rb', line 10

def access_token
  @access_token
end

#content_url ⇒ Object (readonly)

Returns the value of attribute content_url.



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# File 'lib/clouddrive/account.rb', line 10

def content_url
  @content_url
end

#db ⇒ Object (readonly)

Returns the value of attribute db.



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# File 'lib/clouddrive/account.rb', line 10

def db
  @db
end

#email ⇒ Object (readonly)

Returns the value of attribute email.



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# File 'lib/clouddrive/account.rb', line 10

def email
  @email
end

#metadata_url ⇒ Object (readonly)

Returns the value of attribute metadata_url.



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# File 'lib/clouddrive/account.rb', line 10

def metadata_url
  @metadata_url
end

#token_store ⇒ Object (readonly)

Returns the value of attribute token_store.



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# File 'lib/clouddrive/account.rb', line 10

def token_store
  @token_store
end

Instance Method Details

#authorize(auth_url = nil) ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 34

def authorize(auth_url = nil)
  retval = {
    :success => true,
    :data => {}
  }

  @token_store = {
      "checkpoint" => nil,
      "nodes" => {}
  }

  if File.exists?(@cache_file)
    @token_store = JSON.parse(File.read(@cache_file))
  end

  if !@token_store.has_key?("access_token")
    if auth_url.nil?
      retval = {
        :success => false,
        :data => {
          "message" => "Initial authorization required",
          "auth_url" => "https://www.amazon.com/ap/oa?client_id=#{@client_id}&scope=clouddrive%3Aread%20clouddrive%3Awrite&response_type=code&redirect_uri=http://localhost"
        }
      }

      return retval
    else
      data = request_authorization(auth_url)
    end

    if data[:success] === true
      @token_store = data[:data]
    else
      return data
    end

    save_token_store
  elsif (Time.new.to_i - @token_store["last_authorized"]) > 60
    data = renew_authorization
    if data[:success] === false
      return data
    end
  end

  @access_token = @token_store["access_token"]

  if !@token_store.has_key?("metadataUrl") || !@token_store.has_key?("contentUrl")
    result = get_endpoint
    if result[:success] === true
      @metadata_url = result[:data]["metadataUrl"]
      @content_url = result[:data]["contentUrl"]
      @token_store["contentUrl"] = @content_url
      @token_store["metadataUrl"] = @metadata_url

      save_token_store
    end
  end

  @metadata_url = @token_store["metadataUrl"]
  @content_url = @token_store["contentUrl"]

  retval
end

#clear_cache ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 98

def clear_cache
  @token_store["nodes"] = {}
  @token_store["checkpoint"] = nil
  save_token_store
end

#delete_node_by_id(id) ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 276

def delete_node_by_id(id)
  begin
    @db.execute("DELETE FROM nodes WHERE id = ?", id)
  rescue SQLite3::Exception => e
    puts "Exception deleting node with ID #{id}: #{e}"
  end
end

#get_endpoint ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 104

def get_endpoint
  retval = {
      :success => false,
      :data => {}
  }
  RestClient.get("https://cdws.us-east-1.amazonaws.com/drive/v1/account/endpoint", {:Authorization => "Bearer #{@access_token}"}) do |response, request, result|
    retval[:data] = JSON.parse(response.body)
    if response.code === 200
      retval[:success] = true
    end
  end

  retval
end

#get_quota ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 119

def get_quota
  retval = {
      :success => false,
      :data => {}
  }

  RestClient.get("#{@metadata_url}account/quota", {:Authorization => "Bearer #{@access_token}"}) do |response, request, result|
    retval[:data] = JSON.parse(response.body)
    if response.code === 200
      retval[:success] = true
    end
  end

  retval
end

#get_usage ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 135

def get_usage
  retval = {
      :success => false,
      :data => {}
  }

  RestClient.get("#{@metadata_url}account/usage", {:Authorization => "Bearer #{@access_token}"}) do |response, request, result|
    retval[:data] = JSON.parse(response.body)
    if response.code === 200
      retval[:success] = true
    end
  end

  retval
end

#nodes ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 151

def nodes
  @token_store["nodes"]
end

#renew_authorization ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 192

def renew_authorization
  retval = {
      :success => false,
      :data => {}
  }

  body = {
      'grant_type' => "refresh_token",
      'refresh_token' => @token_store["refresh_token"],
      'client_id' => @client_id,
      'client_secret' => @client_secret,
      'redirect_uri' => "http://localhost"
  }
  RestClient.post("https://api.amazon.com/auth/o2/token", body, :content_type => 'application/x-www-form-urlencoded') do |response, request, result|
    retval[:data] = JSON.parse(response.body)
    if response.code === 200
      retval[:success] = true

      @token_store["last_authorized"] = Time.new.to_i
      @token_store["refresh_token"] = retval[:data]["refresh_token"]
      @token_store["access_token"] = retval[:data]["access_token"]

      @access_token = @token_store["access_token"]
      @refresh_token = @token_store["refresh_token"]

      save_token_store
    end
  end

  retval
end

#request_authorization(auth_url) ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 155

def request_authorization(auth_url)
  retval = {
      :success => false,
      :data => {}
  }

  params = CGI.parse(URI.parse(auth_url).query)
  if !params.has_key?('code')
    retval[:data]["message"] = "No authorization code exists in the callback URL: #{params}"

    return retval
  end

  code = params["code"]

  # Get token
  #
  # @TODO: why do I need to do this with code? (i.e., code[0])
  body = {
      'grant_type' => "authorization_code",
      'code' => code[0],
      'client_id' => @client_id,
      'client_secret' => @client_secret,
      'redirect_uri' => "http://localhost"
  }

  RestClient.post("https://api.amazon.com/auth/o2/token", body, :content_type => 'application/x-www-form-urlencoded') do |response, request, result|
    retval[:data] = JSON.parse(response.body)
    if response.code === 200
      retval[:success] = true
      retval[:data]["last_authorized"] = Time.new.to_i
    end
  end

  retval
end

#save_node(node) ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 284

def save_node(node)
  md5 = nil
  if node["contentProperties"] != nil && node["contentProperties"]["md5"] != nil
    md5 = node["contentProperties"]["md5"]
  end

  if node["name"] == nil && node["isRoot"] != nil && node["isRoot"] == true
    node["name"] = "root"
  end

  begin
    result = db.execute("INSERT OR REPLACE INTO nodes (id, name, kind, md5, created, modified, raw_data)
      VALUES (?, ?, ?, ?, ?, ?, ?);", [node["id"], node["name"], node["kind"], md5, node["createdDate"], node["modifiedDate"], node.to_json])
  rescue SQLite3::Exception => e
    if node["name"] == nil
      puts "Exception saving node: #{e}"
      puts node.to_json
    end
  end
end

#save_token_store ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 224

def save_token_store
  File.open(@cache_file, 'w') do |file|
    file.write(@token_store.to_json)
  end
end

#sync ⇒ Object 



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# File 'lib/clouddrive/account.rb', line 230

def sync
  if !@token_store.has_key?("checkpoint")
    @token_store["checkpoint"] = nil
  end

  body = {
      :includePurged => "true"
  }

  loop do
    if @token_store["checkpoint"] != nil
      body[:checkpoint] = @token_store["checkpoint"]
    end

    loop = true
    RestClient.post(@metadata_url + "changes", body.to_json, :Authorization => "Bearer #{@access_token}") do |response, request, result|
      if response.code === 200
        data = response.body.split("\n")
        data.each do |xary|
          xary = JSON.parse(xary)
          if xary.has_key?("reset") && xary["reset"] == true
            @db.execute("DELETE FROM nodes WHERE 1=1")
          end

          if xary.has_key?("end") && xary["end"] == true
            loop = false
          elsif xary.has_key?("nodes")
            @token_store["checkpoint"] = xary["checkpoint"]
            xary["nodes"].each do |node|
              if node["status"] == "PURGED"
                delete_node_by_id(node["id"])
              else
                save_node(node)
              end
            end
          end
        end
      end
    end

    break if loop === false
  end

  save_token_store
end