class PostFinanceCheckout::ApiClient

Attributes

config[RW]

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

default_headers[RW]

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

@return [Hash]

Public Class Methods

default() click to toggle source
# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 49
def self.default
  @@default ||= ApiClient.new
end
new(config = Configuration.default) click to toggle source

Initializes the ApiClient @option config [Configuration] Configuration for initializing the object, default to Configuration.default

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 40
def initialize(config = Configuration.default)
  @config = config
  @user_agent = "Typhoeus"
  @default_headers = {
    'Content-Type' => "application/json",
    'User-Agent' => @user_agent
  }
end

Public Instance Methods

build_collection_param(param, collection_format) click to toggle source

Build parameter value according to the given collection format. @param [String] collection_format one of :csv, :ssv, :tsv, :pipes and :multi

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 387
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_request(http_method, path, opts = {}) click to toggle source

Builds the HTTP request

@param [String] http_method HTTP method/verb (e.g. POST) @param [String] path URL path (e.g. /account/new) @option opts [Hash] :header_params Header parameters @option opts [Hash] :query_params Query parameters @option opts [Hash] :form_params Query parameters @option opts [Object] :body HTTP body (JSON/XML) @return [Typhoeus::Request] A Typhoeus Request

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 97
def build_request(http_method, path, opts = {})
  url = build_request_url(path)
  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] || {}

 
  # set ssl_verifyhosts option based on @config.verify_ssl_host (true/false)
  _verify_ssl_host = true

  header_params  = header_params.merge(get_authentication_headers(http_method, path, query_params))



  req_opts = {
    :method => http_method,
    :headers => header_params,
    :params => query_params,
    :params_encoding => @config.params_encoding,
    :timeout => @config.timeout,
    :ssl_verifypeer => true,
    :ssl_verifyhost => 2,
    :sslcert => @config.cert_file,
    :sslkey => @config.key_file,
    :verbose => @config.debugging
  }

  req_opts.merge!(multipart: true) if header_params['Content-Type'].start_with? "multipart/"

  # set custom cert, if provided
  req_opts[:cainfo] = @config.ssl_ca_cert if @config.ssl_ca_cert

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

  Typhoeus::Request.new(url, req_opts)
end
build_request_body(header_params, form_params, body) click to toggle source

Builds the HTTP request body

@param [Hash] header_params Header parameters @param [Hash] form_params Query parameters @param [Object] body HTTP body (JSON/XML) @return [String] HTTP body data in the form of string

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 307
def build_request_body(header_params, form_params, body)
  # http form
  if header_params['Content-Type'] == 'application/x-www-form-urlencoded' ||
      header_params['Content-Type'] == 'multipart/form-data'
    data = {}
    form_params.each do |key, value|
      case value
      when File, Array, nil
        # let typhoeus handle File, 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) click to toggle source
# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 295
def build_request_url(path)
  # Add leading and trailing slashes to path
  path = "/#{path}".gsub(/\/+/, '/')
      Addressable::URI.encode(@config.base_url + path)
end
calculate_hmac(secured_data) click to toggle source

Returns the calculated sha512 hmac for the given data @param [String] secured_data to hash @return [String] the calulated hmac

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 166
def calculate_hmac(secured_data)
  decoded_secret = Base64.decode64(@config.authentication_key);
  digest = OpenSSL::Digest.new('sha512')
  Base64.strict_encode64(OpenSSL::HMAC.digest(digest, decoded_secret, secured_data)).strip;
end
call_api(http_method, path, opts = {}) click to toggle source

Call an API with given options.

@return [Array<(Object, Fixnum, Hash)>] an array of 3 elements:

the data deserialized from response body (could be nil), response status code and response headers.
# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 57
def call_api(http_method, path, opts = {})
  request = build_request(http_method, path, opts)
  response = request.run

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

  unless response.success?
    if response.timed_out?
      fail ApiError.new('Connection timed out')
    elsif response.code == 0
      # Errors from libcurl will be made visible here
      fail ApiError.new(:code => 0,
                        :message => response.return_message)
    else
      fail ApiError.new(:code => response.code,
                        :response_headers => response.headers.to_h,
                        :response_body => response.body),
           response.status_message
    end
  end

  if opts[:return_type]
    data = deserialize(response, opts[:return_type])
  else
    data = nil
  end
  return data, response.code, response.headers
end
convert_to_type(data, return_type) click to toggle source

Convert data to the given return type. @param [Object] data Data to be converted @param [String] return_type Return type @return [Mixed] Data in a particular type

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 220
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 'DateTime'
    # parse date time (expecting ISO 8601 format)
    DateTime.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
    PostFinanceCheckout.const_get(return_type).new.tap do |model|
      model.build_from_hash data
    end
  end
end
deserialize(response, return_type) click to toggle source

Deserialize the response to the given return type.

@param [Response] response HTTP response @param [String] return_type some examples: “User”, “Array”, “Hash

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 188
def deserialize(response, return_type)
  body = response.body
  return nil if body.nil? || body.empty?

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

  # handle file downloading - save response body into a tmp file and return the File instance
  return download_file(response) if return_type == 'File'

  # 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 DateTime).include?(return_type)
      data = body
    else
      raise e
    end
  end

  convert_to_type data, return_type
end
download_file(response) click to toggle source

Save response body into a file in (the defined) temporary folder, using the filename from the “Content-Disposition” header if provided, otherwise a random filename.

@see Configuration#temp_folder_path @return [Tempfile] the file downloaded

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 263
def download_file(response)
  content_disposition = response.headers['Content-Disposition']
  if content_disposition and content_disposition =~ /filename=/i
    filename = content_disposition[/filename=['"]?([^'"\s]+)['"]?/, 1]
    prefix = sanitize_filename(filename)
  else
    prefix = 'download-'
  end
  prefix = prefix + '-' unless prefix.end_with?('-')

  tempfile = nil
  encoding = response.body.encoding
  Tempfile.open(prefix, @config.temp_folder_path, encoding: encoding) do |file|
    file.write(response.body)
    tempfile = file
  end
  @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`"
  tempfile
end
get_authentication_headers(http_method, path, query) click to toggle source

Returns the headers required for the HTTP authentication @param [String] http_method HTTP method/verb (e.g. POST) @param [String] path URL path (e.g. /account/new) @return [Hash] the authentication headers

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 148
def get_authentication_headers(http_method, path, query)
  base_url = URI(@config.base_url)
  completed_path = "#{base_url.path}#{path}"
  completed_path += "?" + query.map{|k,v| "#{k}=#{v}"}.join('&') unless query.empty?
  version = "1"
  timestamp = Time.now.to_i
  securedData = "#{version}|#{@config.user_id}|#{timestamp}|#{http_method.upcase}|#{completed_path}"
  {
    "x-mac-version":  version,
    "x-mac-userid":  @config.user_id,
    "x-mac-timestamp": timestamp,
    "x-mac-value": calculate_hmac(securedData)
  }
end
json_mime?(mime) click to toggle source

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

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

@param [String] mime MIME @return [Boolean] True if the MIME is application/json

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 180
def json_mime?(mime)
   (mime == "*/*") || !(mime =~ /\Aapplication\/json(;.*)?\z/i).nil?
end
object_to_hash(obj) click to toggle source

Convert object(non-array) to hash. @param [Object] obj object to be converted into JSON string @return [String] JSON string representation of the object

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 377
def object_to_hash(obj)
  if obj.respond_to?(:to_hash)
    obj.to_hash
  else
    obj
  end
end
object_to_http_body(model) click to toggle source

Convert object (array, hash, object, etc) to JSON string. @param [Object] model object to be converted into JSON string @return [String] JSON string representation of the object

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 363
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) click to toggle source

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

@param [String] filename the filename to be sanitized @return [String] the sanitized filename

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 291
def sanitize_filename(filename)
  filename.gsub(/.*[\/\\]/, '')
end
select_header_accept(accepts) click to toggle source

Return Accept header based on an array of accepts provided. @param [Array] accepts array for Accept @return [String] the Accept header (e.g. application/json)

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 342
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) }
  return json_accept || accepts.join(',')
end
select_header_content_type(content_types) click to toggle source

Return Content-Type header based on an array of content types provided. @param [Array] content_types array for Content-Type @return [String] the Content-Type header (e.g. application/json)

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 352
def select_header_content_type(content_types)
  # use application/json by default
  return 'application/json' 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) }
  return json_content_type || content_types.first
end
user_agent=(user_agent) click to toggle source

Sets user agent in HTTP header

@param [String] user_agent User agent (e.g. swagger-codegen/ruby/1.0.0)

# File lib/postfinancecheckout-ruby-sdk/api_client.rb, line 334
def user_agent=(user_agent)
  @user_agent = user_agent
  @default_headers['User-Agent'] = @user_agent
end