Class: NaviClient::Cloud

Inherits:
Object
  • Object
show all
Includes:
Client, Concurrent::Async
Defined in:
lib/cloud/navi_cloud_client.rb

Overview

This class represents the client for cloud version. In cloud version, all the content will be saved and also being used from the s3

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Client

#depcrecated_encrypt, #encrypt, #errors, #imap_connection, #logToLoggly, #logger, #process_email, #retrieve_emails, #setupLoggly, #shutdown, #time_now

Constructor Details

#initialize(sso_web_url = ENV['api_url'], env = Rails.env) ⇒ Cloud

Returns a new instance of Cloud.



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# File 'lib/cloud/navi_cloud_client.rb', line 16

def initialize(sso_web_url = ENV['api_url'], env = Rails.env)
  super()

  # client-id used to track the process
  @id = SecureRandom.uuid

  # flag to print Ruby library debug info (very detailed)
  @net_imap_debug = false

  # flag to mark email as read after gets downloaded.
  @mark_as_read = false
  # flag to turn on/off debug mode.
  @debug = false

  @logger = nil

  # sso_web (authentication) config.
  @sso_web_url = sso_web_url
  # authentication token received from sso_web used to authenticate the request to database_api
  @token = nil

  # client_type
  @client_type = "cloud"

  @download_path = config[:s3_download_folder] + '/'

  # set email_address of current_user for s3 folder name
  @current_user_email = nil
  @env = env
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/cloud/navi_cloud_client.rb', line 14

def id
  @id
end

Instance Method Details

#config ⇒ Object 



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# File 'lib/cloud/navi_cloud_client.rb', line 136

def config
  YAML.load_file(Rails.root.join("config/navi_client.yml")).with_indifferent_access
end

#download(message, custom_uid) ⇒ Object

Downloads the email content from imap-server and save it to the download_path



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# File 'lib/cloud/navi_cloud_client.rb', line 81

def download(message, custom_uid)
  download_path = config[:s3_download_folder] + "/" + @current_user_email
  if ['text/plain', 'text/html'].include? message.mime_type

    h = Hash.new
    out_file = download_path + "/" + message.mime_type + "/"+custom_uid

    s3_filepath = upload_to_s3(out_file, encrypt(message.decoded))
    key = message.mime_type.split("/").join("_")

    h[key] = s3_filepath
    return h
  end
end

#getMessageUUIds(prefix) ⇒ Object 



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# File 'lib/cloud/navi_cloud_client.rb', line 131

def getMessageUUIds(prefix)
  files = s3_resource_files(config[:s3_bucket], prefix)
  files.empty? ? [] : files.map { |i| i.empty? ? 0 : i.split('/').last.split("_").first.to_i }
end

#login(session_token) ⇒ Object

login

login to the navi-cloud and get the authentication token



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# File 'lib/cloud/navi_cloud_client.rb', line 56

def (session_token)
  @token = session_token
end

#override_logger(logger) ⇒ Object 



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# File 'lib/cloud/navi_cloud_client.rb', line 47

def override_logger(logger)
  @logger = logger
end

#s3_resource_files(bucket_name, prefix) ⇒ Object 



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# File 'lib/cloud/navi_cloud_client.rb', line 121

def s3_resource_files(bucket_name, prefix)
  files = []
  credentials = Aws::Credentials.new(config[:aws_key], config[:aws_secret])
  s3 = Aws::S3::Resource.new(credentials: credentials, region: config[:aws_region])
  s3.bucket(bucket_name).objects(prefix: prefix).each do |obj|
    files << obj.key
  end
  return files
end

#save(data = {}, filename) ⇒ Object

save data to download_path with file named by filename params. Input is hashmap, and it save the hashmap as yml format.



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# File 'lib/cloud/navi_cloud_client.rb', line 100

def save(data={}, filename)
  download_path = config[:s3_download_folder] + "/" + @current_user_email
  filepath = download_path + "/" + filename + ".yml"

  return upload_to_s3(filepath, data.to_yaml)
end

#send_request(in_filenames = [], is_last: false) ⇒ Object

send bulk request to navi-ai service with list of input files downloaded from imap server.



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# File 'lib/cloud/navi_cloud_client.rb', line 68

def send_request(in_filenames = [], is_last: false)
  unless in_filenames.blank?
    download_path = config['s3_download_folder'] + "/" + @current_user_email
    filepath = download_path + "/inputs/" + (Time.now.to_f * 1000).to_s
    filename = upload_to_s3(filepath, in_filenames.join("\n"))

    HTTPService::NaviAI.start(filepath: filename, client_id: @id, client_type: @client_type, token: @token, email: @current_user_email, is_last: is_last)
  end
end

#set_current_user_email(email) ⇒ Object 



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# File 'lib/cloud/navi_cloud_client.rb', line 60

def set_current_user_email(email)
  @current_user_email = email
  @download_path = config[:s3_download_folder] + '/' + email + "/"
end

#upload_to_s3(file_path, content) ⇒ Object

Helper function to upload the content to the s3



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# File 'lib/cloud/navi_cloud_client.rb', line 109

def upload_to_s3(file_path, content)
  credentials = Aws::Credentials.new(config[:aws_key], config[:aws_secret])
  s3 = Aws::S3::Client.new(credentials: credentials, region: config[:aws_region])
  obj = s3.put_object({
                        body: content,
                        bucket: config[:s3_bucket],
                        key: file_path
                      })
  return file_path if obj.successful?
  return ""
end