Class: Io::Flow::V0::HttpClient::Request

Inherits:
Object
  • Object
show all
Defined in:
lib/flow_commerce/flow_api_v0_client.rb

Defined Under Namespace

Classes: PATCH

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(http_handler, base_uri, path) ⇒ Request 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28271

def initialize(http_handler, base_uri, path)
  @http_handler = http_handler
  @base_uri = Preconditions.assert_class('base_uri', base_uri, URI)
  @path = Preconditions.assert_class('path', path, String)
  @params = nil
  @body = nil
  @auth = nil
  @headers = {}
  @header_keys_lower_case = []
end

Instance Attribute Details

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28269

def path
  @path
end

Instance Method Details

#delete(&block) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28328

def delete(&block)
  do_request(Net::HTTP::Delete, &block)
end

#do_request(klass) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28352

def do_request(klass)
  Preconditions.assert_class('klass', klass, Class)

  uri = path.dup
  if q = to_query(@params)
    uri += "?%s" % q
  end

  request = klass.send(:new, uri)

  curl = ['curl']
  if klass != Net::HTTP::Get
    curl << "-X%s" % klass.name.split("::").last.upcase
  end

  if @body
    # DEBUG path = "/tmp/rest_client.tmp"
    # DEBUG File.open(path, "w") { |os| os << @body.to_s }
    # DEBUG curl << "-d@%s" % path
    request.body = @body
  end

  if @auth
    curl << "-u \"%s:%s\"" % [@auth.username, @auth.password]
    Preconditions.check_state(!@header_keys_lower_case.include?("authorization"),
                              "Cannot specify both an Authorization header and an auth instance")
    user_pass = "%s:%s" % [@auth.username, @auth.password]
    encoded = Base64.encode64(user_pass).to_s.split("\n").map(&:strip).join
    request.add_field("Authorization", "Basic %s" % encoded)
  end

  @headers.each { |key, value|
    curl <<  "-H \"%s: %s\"" % [key, value]
    request.add_field(key, value)
  }

  curl << "'%s%s'" % [@base_uri, path]
  # DEBUG puts curl.join(" ")

  raw_response = @http_handler.instance(@base_uri, request.path).execute(request)
  response = raw_response.to_s == "" ? nil : JSON.parse(raw_response)

  if block_given?
    yield response
  else
    response
  end
end

#get(&block) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28324

def get(&block)
  do_request(Net::HTTP::Get, &block)
end

#options(&block) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28332

def options(&block)
  do_request(Net::HTTP::Options, &block)
end

#patch(&block) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28348

def patch(&block)
  do_request(PATCH, &block)
end

#post(&block) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28336

def post(&block)
  do_request(Net::HTTP::Post, &block)
end

#put(&block) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28340

def put(&block)
  do_request(Net::HTTP::Put, &block)
end

#with_auth(auth) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28292

def with_auth(auth)
  Preconditions.assert_class('auth', auth, HttpClient::Authorization)
  Preconditions.check_state(@auth.nil?, "auth previously set")

  if auth.scheme.name == AuthScheme::BASIC.name
    @auth = auth
  else
    raise "Auth Scheme[#{auth.scheme.name}] not supported"
  end
  self
end

#with_body(body) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28318

def with_body(body)
  Preconditions.check_not_blank('body', body)
  @body = body
  self
end

#with_header(name, value) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28282

def with_header(name, value)
  Preconditions.check_not_blank('name', name, "Header name is required")
  Preconditions.check_not_blank('value', value, "Header value is required")
  Preconditions.check_state(!@headers.has_key?(name),
                            "Duplicate header named[%s]" % name)
  @headers[name] = value
  @header_keys_lower_case << name.downcase
  self
end

#with_json(json) ⇒ Object

Wrapper to set Content-Type header to application/json and set the provided json document as the body



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28313

def with_json(json)
  @headers['Content-Type'] ||= 'application/json; charset=UTF-8'
  with_body(json)
end

#with_query(params) ⇒ Object 



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# File 'lib/flow_commerce/flow_api_v0_client.rb', line 28304

def with_query(params)
  Preconditions.assert_class('params', params, Hash)
  Preconditions.check_state(@params.nil?, "Already have query parameters")
  @params = params
  self
end