Module: HTTP::Chainable

Included in:
HTTP, Client
Defined in:
lib/http/chainable.rb

Instance Method Summary collapse

Instance Method Details

#accept(type) ⇒ Object

Accept the given MIME type(s)

Parameters:

  • type 


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# File 'lib/http/chainable.rb', line 196

def accept(type)
  headers Headers::ACCEPT => MimeType.normalize(type)
end

#auth(value) ⇒ Object

Make a request with the given Authorization header

Parameters:

  • value (#to_s) —

    Authorization header value



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# File 'lib/http/chainable.rb', line 202

def auth(value)
  headers Headers::AUTHORIZATION => value.to_s
end

#basic_auth(opts) ⇒ Object

Make a request with the given Basic authorization header

Parameters:

  • opts (#fetch)

Options Hash (opts):

  • :user (#to_s)
  • :pass (#to_s)

See Also:



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# File 'lib/http/chainable.rb', line 211

def basic_auth(opts)
  user = opts.fetch :user
  pass = opts.fetch :pass

  auth("Basic " + Base64.strict_encode64("#{user}:#{pass}"))
end

#connect(uri, options = {}) ⇒ Object

Convert to a transparent TCP/IP tunnel

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 61

def connect(uri, options = {}) # rubocop:disable Style/OptionHash
  request :connect, uri, options
end

#cookies(cookies) ⇒ Object

Make a request with the given cookies



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# File 'lib/http/chainable.rb', line 185

def cookies(cookies)
  branch default_options.with_cookies(cookies)
end

#default_options ⇒ HTTP::Options

Get options for HTTP

Returns:



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# File 'lib/http/chainable.rb', line 220

def default_options
  @default_options ||= HTTP::Options.new
end

#default_options=(opts) ⇒ HTTP::Options

Set options for HTTP

Parameters:

  • opts

Returns:



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# File 'lib/http/chainable.rb', line 227

def default_options=(opts)
  @default_options = HTTP::Options.new(opts)
end

#delete(uri, options = {}) ⇒ Object

Delete a resource

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 40

def delete(uri, options = {}) # rubocop:disable Style/OptionHash
  request :delete, uri, options
end

#encoding(encoding) ⇒ Object

Force a specific encoding for response body



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# File 'lib/http/chainable.rb', line 190

def encoding(encoding)
  branch default_options.with_encoding(encoding)
end

#follow(options = {}) ⇒ HTTP::Client

Make client follow redirects.

Parameters:

  • opts

Returns:

See Also:



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# File 'lib/http/chainable.rb', line 174

def follow(options = {}) # rubocop:disable Style/OptionHash
  branch default_options.with_follow options
end

#get(uri, options = {}) ⇒ Object

Get a resource

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 19

def get(uri, options = {}) # rubocop:disable Style/OptionHash
  request :get, uri, options
end

#head(uri, options = {}) ⇒ Object

Request a get sans response body

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 12

def head(uri, options = {}) # rubocop:disable Style/OptionHash
  request :head, uri, options
end

#headers(headers) ⇒ Object

Make a request with the given headers

Parameters:

  • headers 


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# File 'lib/http/chainable.rb', line 180

def headers(headers)
  branch default_options.with_headers(headers)
end

#nodelay ⇒ Object

Set TCP_NODELAY on the socket



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# File 'lib/http/chainable.rb', line 232

def nodelay
  branch default_options.with_nodelay(true)
end

#options(uri, options = {}) ⇒ Object

Return the methods supported on the given URI

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 54

def options(uri, options = {}) # rubocop:disable Style/OptionHash
  request :options, uri, options
end

#patch(uri, options = {}) ⇒ Object

Apply partial modifications to a resource

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 68

def patch(uri, options = {}) # rubocop:disable Style/OptionHash
  request :patch, uri, options
end

#persistent(host, timeout: 5) ⇒ HTTP::Client #persistent(host, timeout: 5) {|client| ... } ⇒ Object

Overloads:

  • #persistent(host, timeout: 5) ⇒ HTTP::Client

    Flags as persistent

    Parameters:

    • host (String)

    Returns:

    Raises:

    • (Request::Error) —

      if Host is invalid

  • #persistent(host, timeout: 5) {|client| ... } ⇒ Object

    Executes given block with persistent client and automatically closes connection at the end of execution.

    Examples:

    
def keys(users)
  HTTP.persistent("https://github.com") do |http|
    users.map { |u| http.get("/#{u}.keys").to_s }
  end
end

# same as

def keys(users)
  http = HTTP.persistent "https://github.com"
  users.map { |u| http.get("/#{u}.keys").to_s }
ensure
  http.close if http
end

    Yield Parameters:

    Returns:

    • (Object) —

      result of last expression in the block



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# File 'lib/http/chainable.rb', line 143

def persistent(host, timeout: 5)
  options  = {:keep_alive_timeout => timeout}
  p_client = branch default_options.merge(options).with_persistent host
  return p_client unless block_given?
  yield p_client
ensure
  p_client.close if p_client
end

#post(uri, options = {}) ⇒ Object

Post to a resource

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 26

def post(uri, options = {}) # rubocop:disable Style/OptionHash
  request :post, uri, options
end

#put(uri, options = {}) ⇒ Object

Put to a resource

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 33

def put(uri, options = {}) # rubocop:disable Style/OptionHash
  request :put, uri, options
end

#request(verb, uri, options = {}) ⇒ Object

Make an HTTP request with the given verb

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 75

def request(verb, uri, options = {}) # rubocop:disable Style/OptionHash
  branch(options).request verb, uri
end

#timeout(options = {}) ⇒ Object #timeout(klass, options = {}) ⇒ Object

Overloads:

  • #timeout(options = {}) ⇒ Object

    Syntax sugar for timeout(:per_operation, options)

  • #timeout(klass, options = {}) ⇒ Object

    Adds a timeout to the request.

    Parameters:

    • klass (#to_sym) —

      either :null, :global, or :per_operation

    • options (Hash) (defaults to: {})

    Options Hash (options):

    • :read (Float) —

      Read timeout

    • :write (Float) —

      Write timeout

    • :connect (Float) —

      Connect timeout



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# File 'lib/http/chainable.rb', line 89

def timeout(klass, options = {}) # rubocop:disable Style/OptionHash
  if klass.is_a? Hash
    options = klass
    klass   = :per_operation
  end

  klass = case klass.to_sym
          when :null          then HTTP::Timeout::Null
          when :global        then HTTP::Timeout::Global
          when :per_operation then HTTP::Timeout::PerOperation
          else raise ArgumentError, "Unsupported Timeout class: #{klass}"
          end

  %i[read write connect].each do |k|
    next unless options.key? k
    options["#{k}_timeout".to_sym] = options.delete k
  end

  branch default_options.merge(
    :timeout_class => klass,
    :timeout_options => options
  )
end

#trace(uri, options = {}) ⇒ Object

Echo the request back to the client

Parameters:

  • uri
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • (Hash) 


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# File 'lib/http/chainable.rb', line 47

def trace(uri, options = {}) # rubocop:disable Style/OptionHash
  request :trace, uri, options
end

#use(*features) ⇒ Object

Turn on given features. Available features are:

  • auto_inflate
  • auto_deflate

Parameters:

  • features 


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# File 'lib/http/chainable.rb', line 240

def use(*features)
  branch default_options.with_features(features)
end

#via(*proxy) ⇒ Object Also known as: through

Make a request through an HTTP proxy

Parameters:

  • proxy (Array)

Raises:

  • (Request::Error) —

    if HTTP proxy is invalid



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# File 'lib/http/chainable.rb', line 155

def via(*proxy)
  proxy_hash = {}
  proxy_hash[:proxy_address]  = proxy[0] if proxy[0].is_a?(String)
  proxy_hash[:proxy_port]     = proxy[1] if proxy[1].is_a?(Integer)
  proxy_hash[:proxy_username] = proxy[2] if proxy[2].is_a?(String)
  proxy_hash[:proxy_password] = proxy[3] if proxy[3].is_a?(String)
  proxy_hash[:proxy_headers]  = proxy[2] if proxy[2].is_a?(Hash)
  proxy_hash[:proxy_headers]  = proxy[4] if proxy[4].is_a?(Hash)

  raise(RequestError, "invalid HTTP proxy: #{proxy_hash}") unless (2..5).cover?(proxy_hash.keys.size)

  branch default_options.with_proxy(proxy_hash)
end