Class: HTTP::Client

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Chainable
Defined in:
lib/http/client.rb

Overview

Clients make requests and receive responses

Constant Summary collapse

HTTP_OR_HTTPS_RE = 
%r{^https?://}i.freeze

Instance Method Summary collapse

Methods included from Chainable

#accept, #auth, #basic_auth, #connect, #cookies, #default_options, #default_options=, #delete, #encoding, #follow, #get, #head, #headers, #nodelay, #options, #patch, #persistent, #post, #put, #timeout, #trace, #use, #via

Constructor Details

#initialize(default_options = {}) ⇒ Client

Returns a new instance of Client.



21
22
23
24
25
 
# File 'lib/http/client.rb', line 21

def initialize(default_options = {})
  @default_options = HTTP::Options.new(default_options)
  @connection = nil
  @state = :clean
end

Instance Method Details

#build_request(verb, uri, opts = {}) ⇒ Object

Prepare an HTTP request



40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
# File 'lib/http/client.rb', line 40

def build_request(verb, uri, opts = {})
  opts    = @default_options.merge(opts)
  uri     = make_request_uri(uri, opts)
  headers = make_request_headers(opts)
  body    = make_request_body(opts, headers)

  req = HTTP::Request.new(
    :verb           => verb,
    :uri            => uri,
    :uri_normalizer => opts.feature(:normalize_uri)&.normalizer,
    :proxy          => opts.proxy,
    :headers        => headers,
    :body           => body
  )

  wrap_request(req, opts)
end

#close ⇒ Object 



97
98
99
100
101
 
# File 'lib/http/client.rb', line 97

def close
  @connection&.close
  @connection = nil
  @state = :clean
end

#perform(req, options) ⇒ Object

Perform a single (no follow) HTTP request



64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
 
# File 'lib/http/client.rb', line 64

def perform(req, options)
  verify_connection!(req.uri)

  @state = :dirty

  begin
    @connection ||= HTTP::Connection.new(req, options)

    unless @connection.failed_proxy_connect?
      @connection.send_request(req)
      @connection.read_headers!
    end
  rescue Error => e
    options.features.each_value do |feature|
      feature.on_error(req, e)
    end
    raise
  end
  res = build_response(req, options)

  res = options.features.inject(res) do |response, (_name, feature)|
    feature.wrap_response(response)
  end

  @connection.finish_response if req.verb == :head
  @state = :clean

  res
rescue
  close
  raise
end

#persistent? ⇒ Boolean

Returns whenever client is persistent.

Returns:

  • (Boolean) —

    whenever client is persistent

See Also:



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

def_delegator :default_options, :persistent?

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

Make an HTTP request



28
29
30
31
32
33
34
35
36
37
 
# File 'lib/http/client.rb', line 28

def request(verb, uri, opts = {})
  opts = @default_options.merge(opts)
  req = build_request(verb, uri, opts)
  res = perform(req, opts)
  return res unless opts.follow

  Redirector.new(opts.follow).perform(req, res) do |request|
    perform(wrap_request(request, opts), opts)
  end
end