Class: Libgss::HttpClientWithSignatureKey

Inherits:
Object
  • Object
show all
Defined in:
lib/libgss/http_client_with_signature_key.rb

Defined Under Namespace

Classes: Signature

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(impl, network) ⇒ HttpClientWithSignatureKey

Returns a new instance of HttpClientWithSignatureKey.



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# File 'lib/libgss/http_client_with_signature_key.rb', line 17

def initialize(impl, network)
  @impl, @network = impl, network
end

Instance Attribute Details

#impl ⇒ Object (readonly)

Returns the value of attribute impl.



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# File 'lib/libgss/http_client_with_signature_key.rb', line 16

def impl
  @impl
end

#network ⇒ Object (readonly)

Returns the value of attribute network.



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# File 'lib/libgss/http_client_with_signature_key.rb', line 16

def network
  @network
end

Instance Method Details

#get(uri, query = {}, original_headers = {}, &block) ⇒ Object 



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# File 'lib/libgss/http_client_with_signature_key.rb', line 59

def get(uri, query={}, original_headers = {}, &block)
  headers = {
    "oauth_consumer_key" => network.consumer_key || "",
    "oauth_token"        => network.auth_token,
  }
  unless @network.ignore_oauth_nonce
    headers.update({
        "oauth_nonce"     => oauth_nonce,
        "oauth_timestamp" => oauth_timestamp,
      })
  end
  oauth_params = {
    "body" => '',
    "oauth_signature_method" => "HMAC-SHA1"
  }.update(headers)

  encoded_query = ''
  query.each do |key, val|
    key = key.to_s
    if val.is_a?(::Array)
      k = CGI.escape("#{key}[]")
      val.each do |v|
        encoded_query << "&#{k}=#{URI.escape(v.to_s)}"
      end
    elsif val.is_a?(::Hash)
      val.each do |k, v|
        k = URI.escape("#{key}[#{k}]")
        encoded_query << "&#{k}=#{URI.escape(v.to_s)}"
      end
    else
      encoded_query << "&#{URI.escape(key)}=#{URI.escape(val.to_s)}"
    end
  end
  if uri =~ /\?/
    uri += encoded_query
  else
    uri += encoded_query.gsub(/^&/, '?')
  end
  req_hash = {
    "method" => "GET",
    "uri"    => uri,
    "parameters" => oauth_params
  }

  options = {
    :consumer_secret => network.consumer_secret,
    :token_secret    => network.signature_key
  }

  signature_class = Libgss.use_oauth_gem ? ::OAuth::Signature : Signature
  if ENV["VERBOSE"]
    $stdout.puts("signature_class: #{signature_class.name}")
    $stdout.puts("       req_hash: #{req_hash.inspect}")
  end

  headers["oauth_signature"] = signature_class.sign(req_hash, options)

  res = @impl.get(uri, nil, headers.update(original_headers))
end

#oauth_nonce ⇒ Object 



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# File 'lib/libgss/http_client_with_signature_key.rb', line 119

def oauth_nonce
  @network.oauth_nonce || SecureRandom.uuid.to_s
end

#oauth_timestamp ⇒ Object 



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# File 'lib/libgss/http_client_with_signature_key.rb', line 123

def oauth_timestamp
  @network.oauth_timestamp || Time.now.utc.to_i
end

#post(uri, body, original_headers = {}, &block) ⇒ Object 



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# File 'lib/libgss/http_client_with_signature_key.rb', line 21

def post(uri, body, original_headers = {}, &block)
  headers = {
    "oauth_consumer_key" => network.consumer_key || "",
    "oauth_token"        => network.auth_token,
  }
  unless @network.ignore_oauth_nonce
    headers.update({
        "oauth_nonce"     => oauth_nonce,
        "oauth_timestamp" => oauth_timestamp,
      })
  end
  oauth_params = {
    "body" => body,
    "oauth_signature_method" => "HMAC-SHA1"
  }.update(headers)

  req_hash = {
    "method" => "POST",
    "uri"    => uri,
    "parameters" => oauth_params
  }

  options = {
    :consumer_secret => network.consumer_secret,
    :token_secret    => network.signature_key
  }

  signature_class = Libgss.use_oauth_gem ? ::OAuth::Signature : Signature
  if ENV["VERBOSE"]
    $stdout.puts("signature_class: #{signature_class.name}")
    $stdout.puts("       req_hash: #{req_hash.inspect}")
  end

  headers["oauth_signature"] = signature_class.sign(req_hash, options)

  res = @impl.post(uri, body, headers.update(original_headers))
end