Class: AvalaraSdk::ApiClient

Inherits:
Object
  • Object
show all
Defined in:
lib/avalara_sdk/api_client.rb

Constant Summary collapse

PRODUCTION_OPENID_CONFIG_URL = 
'https://identity.avalara.com/.well-known/openid-configuration'
SANDBOX_OPENID_CONFIG_URL = 
'https://ai-sbx.avlr.sh/.well-known/openid-configuration'
QA_OPENID_CONFIG_URL = 
'https://ai-awsfqa.avlr.sh/.well-known/openid-configuration'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ ApiClient

Initializes the ApiClient

Options Hash (config):

  • Configuration (Configuration) —

    for initializing the object, default to Configuration.default



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# File 'lib/avalara_sdk/api_client.rb', line 38

def initialize(config)

  if (config.nil?)
    fail ArgumentError,'configuration is nil'
  end

  @sdk_version=""
  @config = config
  @default_headers = {
    'Content-Type' => 'application/json',
    'User-Agent' => @user_agent
  }
  @access_token_map = Hash.new
  @token_url=""

end

Instance Attribute Details

#access_token_map ⇒ Object

The in-memory cache for access tokens



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# File 'lib/avalara_sdk/api_client.rb', line 34

def access_token_map
  @access_token_map
end

#config ⇒ Object

The Configuration object holding settings to be used in the API client.



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# File 'lib/avalara_sdk/api_client.rb', line 20

def config
  @config
end

#default_headers ⇒ Hash

Defines the headers to be used in HTTP requests of all API calls by default.



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# File 'lib/avalara_sdk/api_client.rb', line 28

def default_headers
  @default_headers
end

#sdk_version ⇒ Object

The sdk version to be set in header



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# File 'lib/avalara_sdk/api_client.rb', line 23

def sdk_version
  @sdk_version
end

#token_url ⇒ Object

The token url that will be used for the OAuth2 flows



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# File 'lib/avalara_sdk/api_client.rb', line 31

def token_url
  @token_url
end

Class Method Details

.default ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 55

def self.default
  @@default ||= ApiClient.new(@config)
end

Instance Method Details

#apply_auth_to_request!(header_params, auth_names, required_scopes) ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 322

def apply_auth_to_request!(header_params, auth_names, required_scopes)
  if !@config.bearer_token.nil? && @config.bearer_token.length != 0
    header_params['Authorization'] = "Bearer #{@config.bearer_token}"
  elsif auth_names.include?("OAuth") && !@config.client_id.nil? && !@config.client_secret.nil? && @config.client_id.length != 0 && @config.client_secret.length != 0
    scopes = standardize_scopes required_scopes
    access_token = get_oauth_access_token scopes
    if access_token.nil?
      update_oauth_access_token required_scopes, nil
      access_token = get_oauth_access_token required_scopes
    end
    header_params['Authorization'] = "Bearer #{access_token}"
  elsif !@config.username.nil? && !@config.password.nil? && @config.username.length != 0  && @config.password.length != 0
    header_params['Authorization'] = create_basic_auth_header @config.username, @config.password
  end

end

#build_collection_param(param, collection_format) ⇒ Object

Build parameter value according to the given collection format.



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# File 'lib/avalara_sdk/api_client.rb', line 304

def build_collection_param(param, collection_format)
  case collection_format
  when :csv
    param.join(',')
  when :ssv
    param.join(' ')
  when :tsv
    param.join("\t")
  when :pipes
    param.join('|')
  when :multi
    # return the array directly as typhoeus will handle it as expected

    param
  else
    fail "unknown collection format: #{collection_format.inspect}"
  end
end

#build_oauth_request(required_scopes) ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 364

def build_oauth_request(required_scopes)
  @config.populate_token_url
  authorization_value = create_basic_auth_header @config.client_id, @config.client_secret
  data = { "grant_type"=>"client_credentials", "scope"=>"#{required_scopes}" }

  response = Faraday.post(@config.token_url) do |req|
    req.headers['Content-Type'] = 'application/x-www-form-urlencoded'
    req.headers['Authorization'] = authorization_value
    req.headers['Accept'] = 'application/json'
    req.body = URI.encode_www_form(data)
  end
  JSON.parse(response.body)
end

#build_request(http_method, path, request, opts = {}) ⇒ Faraday::Request

Builds the HTTP request

Options Hash (opts):

  • :header_params (Hash) —

    Header parameters

  • :query_params (Hash) —

    Query parameters

  • :form_params (Hash) —

    Query parameters

  • :body (Object) —

    HTTP body (JSON/XML)



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# File 'lib/avalara_sdk/api_client.rb', line 133

def build_request(http_method, path, request, opts = {})
  # Compute a relative URL (no leading slash) so Faraday merges correctly

  relative_url = build_request_url(path).sub(%r{^/}, '')

  header_params = @default_headers.merge(opts[:header_params] || {})
  header_params['X-Avalara-Client'] =
    "#{@config.app_name};#{@config.app_version};RubySdk;#{@sdk_version};#{@config.machine_name}"

  query_params = opts[:query_params] || {}
  form_params  = opts[:form_params]  || {}

  # Build body if needed

  http_method_sym = http_method.to_sym.downcase
  if [:post, :patch, :put, :delete].include?(http_method_sym)
    req_body = build_request_body(header_params, form_params, opts[:body])
    if @config.debugging
      @config.logger.debug "HTTP request body param ~BEGIN~\n\#{req_body}\n~END~"
    end
  end

  # Apply headers, body, and options

  request.headers = header_params
  request.body    = req_body
  request.options = OpenStruct.new(
    params_encoding: @config.params_encoding,
    timeout:         @config.timeout,
    verbose:         @config.debugging
  )

  # Use a relative path so URL prefix (/avalara1099/) is preserved

  request.url relative_url
  request.params = query_params

  download_file(request) if opts[:return_type] == 'File'
  request
end

#build_request_body(header_params, form_params, body) ⇒ String

Builds the HTTP request body



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# File 'lib/avalara_sdk/api_client.rb', line 185

def build_request_body(header_params, form_params, body)
  # http form

  if header_params['Content-Type'] == 'application/x-www-form-urlencoded'
    data = URI.encode_www_form(form_params)
  elsif header_params['Content-Type'] == 'multipart/form-data'
    data = {}
    form_params.each do |key, value|
      case value
      when ::File, ::Tempfile
        # TODO hardcode to application/octet-stream, need better way to detect content type

        data[key] = Faraday::UploadIO.new(value.path, 'application/octet-stream', value.path)
      when ::Array, nil
        # let Faraday handle Array and nil parameters

        data[key] = value
      else
        data[key] = value.to_s
      end
    end
  elsif body
    data = body.is_a?(String) ? body : body.to_json
  else
    data = nil
  end
  data
end

#build_request_url(path, opts = {}) ⇒ Object

Builds the HTTP request URL fragment now returns a path WITHOUT a leading slash



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# File 'lib/avalara_sdk/api_client.rb', line 172

def build_request_url(path)
  # Normalize slashes

  clean = "/\#{path}".gsub(/\/+/, '/')
  # Drop leading slash for Faraday-relative URLs

  clean.sub(%r{^/}, '')
end

#call_api(http_method, path, opts = {}, required_scopes = "", is_retry = false, microservice = AvalaraSdk::AvalaraMicroservice::NONE) ⇒ Array<(Object, Integer, Hash)>

Call an API with given options.



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# File 'lib/avalara_sdk/api_client.rb', line 67

def call_api(http_method, path, opts = {}, required_scopes = "", is_retry = false, microservice = AvalaraSdk::AvalaraMicroservice::NONE)
  ssl_options = {
    :ca_file => @config.ssl_ca_file,
    :verify => @config.ssl_verify,
    :verify_mode => @config.ssl_verify_mode,
    :client_cert => @config.ssl_client_cert,
    :client_key => @config.ssl_client_key
  }
  
  base_url = @config.get_base_path(microservice)

  connection = Faraday.new(:url => base_url, :ssl => ssl_options) do |conn|
    @config.configure_middleware(conn)
    if opts[:header_params]["Content-Type"] == "multipart/form-data"
      conn.request :multipart
      conn.request :url_encoded
    end
    conn.adapter(Faraday.default_adapter)
  end

  begin
    response = connection.public_send(http_method.to_sym.downcase) do |req|
      full_url = connection.build_url(path, opts[:query_params])
      build_request(http_method, path, req, opts)
    end

    if @config.debugging
      @config.logger.debug "HTTP response body ~BEGIN~\n#{response.body}\n~END~\n"
    end

    unless response.success?
      if (response.status == 401 || response.status == 403) && !is_retry && !@config.client_id.nil? && !@config.client_secret.nil? && @config.client_id.length != 0 && @config.client_secret.length != 0
        authorization_header = opts[:header_params]["Authorization"]
        values = authorization_header.split(" ")
        if !values.nil? && values.length == 2
          update_oauth_access_token(required_scopes, values[1])
          call_api(http_method, path, opts, required_scopes, true, microservice)
        end

      elsif response.status == 0
        # Errors from libcurl will be made visible here

        fail ApiError.new(:code => 0,
                          :message => response.return_message)
      else
        fail ApiError.new(:code => response.status,
                          :response_headers => response.headers,
                          :response_body => response.body),
             response.reason_phrase
      end
    end
  rescue Faraday::TimeoutError
    fail ApiError.new('Connection timed out')
  end

  return AvalaraSdk::ResponseHash.new(response.body, response.headers, response.status)
end

#create_basic_auth_header(username, password) ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 378

def create_basic_auth_header(username, password)
  "Basic #{Base64.encode64("#{username}:#{password}")}"
end

#download_file(request) ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 211

def download_file(request)
  @stream = []

  # handle streaming Responses

  request.options.on_data = Proc.new do |chunk, overall_received_bytes|
    @stream << chunk
  end
end

#get_oauth_access_token(required_scopes) ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 339

def get_oauth_access_token(required_scopes)
  token_metadata = @access_token_map[required_scopes]
  if !token_metadata.nil?
    expiration_time = Time.now + 300
    if expiration_time < token_metadata.expiry
      return token_metadata.access_token
    end
  end
  return nil
end

#json_mime?(mime) ⇒ Boolean

Check if the given MIME is a JSON MIME. JSON MIME examples:

application/json
application/json; charset=UTF8
APPLICATION/JSON
*/*



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# File 'lib/avalara_sdk/api_client.rb', line 228

def json_mime?(mime)
  (mime == '*/*') || !(mime =~ /Application\/.*json(?!p)(;.*)?/i).nil?
end

#object_to_hash(obj) ⇒ String

Convert object(non-array) to hash.



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# File 'lib/avalara_sdk/api_client.rb', line 294

def object_to_hash(obj)
  if obj.respond_to?(:to_hash)
    obj.to_hash
  else
    obj
  end
end

#object_to_http_body(model) ⇒ String

Convert object (array, hash, object, etc) to JSON string.



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# File 'lib/avalara_sdk/api_client.rb', line 280

def object_to_http_body(model)
  return model if model.nil? || model.is_a?(String)
  local_body = nil
  if model.is_a?(Array)
    local_body = model.map { |m| object_to_hash(m) }
  else
    local_body = object_to_hash(model)
  end
  local_body.to_json
end

#sanitize_filename(filename) ⇒ String

Sanitize filename by removing path. e.g. ../../sun.gif becomes sun.gif



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# File 'lib/avalara_sdk/api_client.rb', line 237

def sanitize_filename(filename)
  filename.gsub(/.*[\/\\]/, '')
end

#select_header_accept(accepts) ⇒ String

Return Accept header based on an array of accepts provided.



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# File 'lib/avalara_sdk/api_client.rb', line 259

def select_header_accept(accepts)
  return nil if accepts.nil? || accepts.empty?
  # use JSON when present, otherwise use all of the provided

  json_accept = accepts.find { |s| json_mime?(s) }
  json_accept || accepts.join(',')
end

#select_header_content_type(content_types) ⇒ String

Return Content-Type header based on an array of content types provided.



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# File 'lib/avalara_sdk/api_client.rb', line 269

def select_header_content_type(content_types)
  # return nil by default

  return if content_types.nil? || content_types.empty?
  # use JSON when present, otherwise use the first one

  json_content_type = content_types.find { |s| json_mime?(s) }
  json_content_type || content_types.first
end

#set_sdk_version(sdk_version = "") ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 59

def set_sdk_version(sdk_version="")
  @sdk_version=sdk_version
end

#standardize_scopes(required_scopes) ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 382

def standardize_scopes(required_scopes)
  scopes = required_scopes.split(" ")
  scopes.sort
  scopes.join(" ")
end

#update_oauth_access_token(required_scopes, access_token) ⇒ Object 



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# File 'lib/avalara_sdk/api_client.rb', line 350

def update_oauth_access_token(required_scopes, access_token)
  current_access_token = get_oauth_access_token required_scopes
  if current_access_token.nil? || current_access_token == access_token
    begin
      data = build_oauth_request required_scopes
      timestamp = Time.now + data['expires_in'].to_i
      @access_token_map[required_scopes] = AvalaraSdk::TokenMetadata.new(data['access_token'], timestamp)
    rescue Exception => e
      puts "OAuth2 Token retrieval failed. Error: #{e.message}"
      raise "OAuth2 Token retrieval failed. Error: #{e.message}"
    end
  end
end

#user_agent=(user_agent) ⇒ Object

Sets user agent in HTTP header



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# File 'lib/avalara_sdk/api_client.rb', line 251

def user_agent=(user_agent)
  @user_agent = user_agent
  @default_headers['User-Agent'] = @user_agent
end