Class: MxPlatformRuby::ApiClient

Inherits:
Object
  • Object
show all
Defined in:
lib/mx-platform-ruby/api_client.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = Configuration.default) ⇒ ApiClient

Initializes the ApiClient

Parameters:

  • config (Hash) (defaults to: Configuration.default) —

    a customizable set of options

Options Hash (config):

  • Configuration (Configuration) —

    for initializing the object, default to Configuration.default



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# File 'lib/mx-platform-ruby/api_client.rb', line 33

def initialize(config = Configuration.default)
  @config = config
  @user_agent = "OpenAPI-Generator/#{VERSION}/ruby"
  @default_headers = {
    'Content-Type' => 'application/json',
    'User-Agent' => @user_agent
  }
end

Instance Attribute Details

#config ⇒ Object

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



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# File 'lib/mx-platform-ruby/api_client.rb', line 24

def config
  @config
end

#default_headers ⇒ Hash

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

Returns:

  • (Hash) 


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# File 'lib/mx-platform-ruby/api_client.rb', line 29

def default_headers
  @default_headers
end

Class Method Details

.default ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 42

def self.default
  @@default ||= ApiClient.new
end

Instance Method Details

#basic_auth(conn) ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 200

def basic_auth(conn)
  if config.username && config.password
    if Gem::Version.new(Faraday::VERSION) >= Gem::Version.new('2.0')
      conn.request(:authorization, :basic, config.username, config.password)
    else
      conn.request(:basic_auth, config.username, config.password)
    end
  end
end

#build_collection_param(param, collection_format) ⇒ Object

Build parameter value according to the given collection format.

Parameters:

  • collection_format (String) —

    one of :csv, :ssv, :tsv, :pipes and :multi



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# File 'lib/mx-platform-ruby/api_client.rb', line 410

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_connection ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 180

def build_connection
  Faraday.new(url: config.base_url, ssl: ssl_options, proxy: config.proxy) do |conn|
    basic_auth(conn)
    config.configure_middleware(conn)
    yield(conn) if block_given?
    conn.adapter(Faraday.default_adapter)
    config.configure_connection(conn)
  end
end

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

Builds the HTTP request

Parameters:

  • http_method (String) —

    HTTP method/verb (e.g. POST)

  • path (String) —

    URL path (e.g. /account/new)

  • opts (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (opts):

  • :header_params (Hash) —

    Header parameters

  • :query_params (Hash) —

    Query parameters

  • :form_params (Hash) —

    Query parameters

  • :body (Object) —

    HTTP body (JSON/XML)

Returns:

  • (Faraday::Request) —

    A Faraday Request



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# File 'lib/mx-platform-ruby/api_client.rb', line 95

def build_request(http_method, path, request, opts = {})
  url = build_request_url(path, opts)
  http_method = http_method.to_sym.downcase

  header_params = @default_headers.merge(opts[:header_params] || {})
  query_params = opts[:query_params] || {}
  form_params = opts[:form_params] || {}

  update_params_for_auth! header_params, query_params, opts[:auth_names]

  if [:post, :patch, :put, :delete].include?(http_method)
    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~\n"
    end
  end
  request.headers = header_params
  request.body = req_body

  # Overload default options only if provided
  request.options.params_encoder = config.params_encoder if config.params_encoder
  request.options.timeout        = config.timeout        if config.timeout

  request.url url
  request.params = query_params
  download_file(request) if opts[:return_type] == 'File' || opts[:return_type] == 'Binary'
  request
end

#build_request_body(header_params, form_params, body) ⇒ String

Builds the HTTP request body

Parameters:

  • header_params (Hash) —

    Header parameters

  • form_params (Hash) —

    Query parameters

  • body (Object) —

    HTTP body (JSON/XML)

Returns:

  • (String) —

    HTTP body data in the form of string



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# File 'lib/mx-platform-ruby/api_client.rb', line 130

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::FilePart.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 



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# File 'lib/mx-platform-ruby/api_client.rb', line 331

def build_request_url(path, opts = {})
  # Add leading and trailing slashes to path
  path = "/#{path}".gsub(/\/+/, '/')
  @config.base_url(opts[:operation]) + path
end

#call_api(http_method, path, opts = {}) ⇒ Array<(Object, Integer, Hash)>

Call an API with given options.

Returns:

  • (Array<(Object, Integer, Hash)>) —

    an array of 3 elements: the data deserialized from response body (could be nil), response status code and response headers.



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# File 'lib/mx-platform-ruby/api_client.rb', line 50

def call_api(http_method, path, opts = {})
  begin
    response = connection(opts).public_send(http_method.to_sym.downcase) do |req|
      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 == 0 && response.respond_to?(:return_message)
        # 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')
  rescue Faraday::ConnectionFailed
    fail ApiError.new('Connection failed')
  end

  if opts[:return_type]
    data = deserialize(response, opts[:return_type])
  else
    data = nil
  end
  return data, response.status, response.headers
end

#connection(opts) ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 165

def connection(opts)
  opts[:header_params]['Content-Type'] == 'multipart/form-data' ? connection_multipart : connection_regular
end

#connection_multipart ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 169

def connection_multipart
  @connection_multipart ||= build_connection do |conn|
    conn.request :multipart
    conn.request :url_encoded
  end
end

#connection_regular ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 176

def connection_regular
  @connection_regular ||= build_connection
end

#convert_to_type(data, return_type) ⇒ Mixed

Convert data to the given return type.

Parameters:

  • data (Object) —

    Data to be converted

  • return_type (String) —

    Return type

Returns:

  • (Mixed) —

    Data in a particular type



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# File 'lib/mx-platform-ruby/api_client.rb', line 285

def convert_to_type(data, return_type)
  return nil if data.nil?
  case return_type
  when 'String'
    data.to_s
  when 'Integer'
    data.to_i
  when 'Float'
    data.to_f
  when 'Boolean'
    data == true
  when 'Time'
    # parse date time (expecting ISO 8601 format)
    Time.parse data
  when 'Date'
    # parse date time (expecting ISO 8601 format)
    Date.parse data
  when 'Object'
    # generic object (usually a Hash), return directly
    data
  when /\AArray<(.+)>\z/
    # e.g. Array<Pet>
    sub_type = $1
    data.map { |item| convert_to_type(item, sub_type) }
  when /\AHash\<String, (.+)\>\z/
    # e.g. Hash<String, Integer>
    sub_type = $1
    {}.tap do |hash|
      data.each { |k, v| hash[k] = convert_to_type(v, sub_type) }
    end
  else
    # models (e.g. Pet) or oneOf
    klass = MxPlatformRuby.const_get(return_type)
    klass.respond_to?(:openapi_one_of) ? klass.build(data) : klass.build_from_hash(data)
  end
end

#deserialize(response, return_type) ⇒ Object

Deserialize the response to the given return type.

Parameters:

  • response (Response) —

    HTTP response

  • return_type (String) —

    some examples: “User”, “Array<User>”, “Hash<String, Integer>”



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# File 'lib/mx-platform-ruby/api_client.rb', line 226

def deserialize(response, return_type)
  body = response.body

  # handle file downloading - return the File instance processed in request callbacks
  # note that response body is empty when the file is written in chunks in request on_body callback
  if return_type == 'File'
    if @config.return_binary_data == true
      # return byte stream
      encoding = body.encoding
      return @stream.join.force_encoding(encoding)
    else
      # return file instead of binary data
      content_disposition = response.headers['Content-Disposition']
      if content_disposition && content_disposition =~ /filename=/i
        filename = content_disposition[/filename=['"]?([^'"\s]+)['"]?/, 1]
        prefix = sanitize_filename(filename)
      else
        prefix = 'download-'
      end
      prefix = prefix + '-' unless prefix.end_with?('-')
      encoding = body.encoding
      @tempfile = Tempfile.open(prefix, @config.temp_folder_path, encoding: encoding)
      @tempfile.write(@stream.join.force_encoding(encoding))
      @tempfile.close
      @config.logger.info "Temp file written to #{@tempfile.path}, please copy the file to a proper folder "\
                          "with e.g. `FileUtils.cp(tempfile.path, '/new/file/path')` otherwise the temp file "\
                          "will be deleted automatically with GC. It's also recommended to delete the temp file "\
                          "explicitly with `tempfile.delete`"
      return @tempfile
    end
  end

  return nil if body.nil? || body.empty?

  # return response body directly for String return type
  return body if return_type == 'String'

  # ensuring a default content type
  content_type = response.headers['Content-Type'] || 'application/json'

  fail "Content-Type is not supported: #{content_type}" unless json_mime?(content_type)

  begin
    data = JSON.parse("[#{body}]", :symbolize_names => true)[0]
  rescue JSON::ParserError => e
    if %w(String Date Time).include?(return_type)
      data = body
    else
      raise e
    end
  end

  convert_to_type data, return_type
end

#download_file(request) ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 156

def download_file(request)
  @stream = []

  # handle streaming Responses
  request.options.on_data = Proc.new do |chunk, overall_received_bytes|
    @stream << chunk
  end
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
*/*

Parameters:

  • mime (String) —

    MIME

Returns:

  • (Boolean) —

    True if the MIME is application/json



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# File 'lib/mx-platform-ruby/api_client.rb', line 218

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

#object_to_hash(obj) ⇒ String

Convert object(non-array) to hash.

Parameters:

  • obj (Object) —

    object to be converted into JSON string

Returns:

  • (String) —

    JSON string representation of the object



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# File 'lib/mx-platform-ruby/api_client.rb', line 400

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.

Parameters:

  • model (Object) —

    object to be converted into JSON string

Returns:

  • (String) —

    JSON string representation of the object



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# File 'lib/mx-platform-ruby/api_client.rb', line 386

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

Parameters:

  • filename (String) —

    the filename to be sanitized

Returns:

  • (String) —

    the sanitized filename



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# File 'lib/mx-platform-ruby/api_client.rb', line 327

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

#select_header_accept(accepts) ⇒ String

Return Accept header based on an array of accepts provided.

Parameters:

  • accepts (Array) —

    array for Accept

Returns:

  • (String) —

    the Accept header (e.g. application/json)



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# File 'lib/mx-platform-ruby/api_client.rb', line 365

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.

Parameters:

  • content_types (Array) —

    array for Content-Type

Returns:

  • (String) —

    the Content-Type header (e.g. application/json)



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# File 'lib/mx-platform-ruby/api_client.rb', line 375

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

#ssl_options ⇒ Object 



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# File 'lib/mx-platform-ruby/api_client.rb', line 190

def 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
  }
end

#update_params_for_auth!(header_params, query_params, auth_names) ⇒ Object

Update header and query params based on authentication settings.

Parameters:

  • header_params (Hash) —

    Header parameters

  • query_params (Hash) —

    Query parameters

  • auth_names (String) —

    Authentication scheme name



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# File 'lib/mx-platform-ruby/api_client.rb', line 342

def update_params_for_auth!(header_params, query_params, auth_names)
  Array(auth_names).each do |auth_name|
    auth_setting = @config.auth_settings[auth_name]
    next unless auth_setting
    case auth_setting[:in]
    when 'header' then header_params[auth_setting[:key]] = auth_setting[:value]
    when 'query'  then query_params[auth_setting[:key]] = auth_setting[:value]
    else fail ArgumentError, 'Authentication token must be in `query` or `header`'
    end
  end
end

#user_agent=(user_agent) ⇒ Object

Sets user agent in HTTP header

Parameters:

  • user_agent (String) —

    User agent (e.g. openapi-generator/ruby/1.0.0)



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# File 'lib/mx-platform-ruby/api_client.rb', line 357

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