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http.rb
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http.rb
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module Braintree
class Http # :nodoc:
LINE_FEED = "\r\n"
def initialize(config)
@config = config
end
def delete(_path, query_params = {})
path = _path + _build_query_string(query_params)
response = _http_do Net::HTTP::Delete, path
if response.code.to_i == 200 || response.code.to_i == 204
true
elsif response.code.to_i == 422
Xml.hash_from_xml(_body(response))
else
Util.raise_exception_for_status_code(response.code)
end
end
def get(_path, query_params = {})
path = _path + _build_query_string(query_params)
response = _http_do Net::HTTP::Get, path
if response.code.to_i == 200 || response.code.to_i == 422
Xml.hash_from_xml(_body(response))
else
Util.raise_exception_for_status_code(response.code)
end
end
def post(path, params = nil, file = nil)
body = params
if !file
body = _build_xml(params)
end
response = _http_do Net::HTTP::Post, path, body, file
if response.code.to_i == 200 || response.code.to_i == 201 || response.code.to_i == 422
Xml.hash_from_xml(_body(response))
else
Util.raise_exception_for_status_code(response.code)
end
end
def put(path, params = nil)
response = _http_do Net::HTTP::Put, path, _build_xml(params)
if response.code.to_i == 200 || response.code.to_i == 201 || response.code.to_i == 422
Xml.hash_from_xml(_body(response))
else
Util.raise_exception_for_status_code(response.code)
end
end
def _build_xml(params)
return "" if params.nil?
Braintree::Xml.hash_to_xml params
end
def _build_query_string(params)
if params.empty?
""
else
"?" + params.map do |x, y|
raise(ArgumentError, "Nested hashes aren't supported in query parameters") if y.respond_to?(:to_hash)
"#{x}=#{y}"
end.join("&")
end
end
def _setup_connection(server = @config.server, port = @config.port)
if @config.proxy_address
connection = Net::HTTP.new(
server,
port,
@config.proxy_address,
@config.proxy_port,
@config.proxy_user,
@config.proxy_pass
)
else
connection = Net::HTTP.new(server, port)
end
end
def _compose_headers(header_overrides = {})
headers = {}
headers["Accept"] = "application/xml"
headers["User-Agent"] = @config.user_agent
headers["Accept-Encoding"] = "gzip"
headers["X-ApiVersion"] = @config.api_version
headers["Content-Type"] = "application/xml"
headers.merge(header_overrides)
end
def _http_do(http_verb, path, body = nil, file = nil, connection = nil, header_overrides = {})
connection ||= _setup_connection
connection.open_timeout = @config.http_open_timeout
connection.read_timeout = @config.http_read_timeout
if @config.ssl?
connection.use_ssl = true
connection.ssl_version = @config.ssl_version if @config.ssl_version
connection.verify_mode = OpenSSL::SSL::VERIFY_PEER
connection.ca_file = @config.ca_file
connection.verify_callback = proc { |preverify_ok, ssl_context| _verify_ssl_certificate(preverify_ok, ssl_context) }
end
connection.start do |http|
request = http_verb.new(path)
_compose_headers(header_overrides).each { |header, value| request[header] = value }
if @config.client_credentials?
request.basic_auth @config.client_id, @config.client_secret
elsif @config.access_token
request["Authorization"] = "Bearer #{@config.access_token}"
else
request.basic_auth @config.public_key, @config.private_key
end
@config.logger.debug "[Braintree] [#{_current_time}] #{request.method} #{path}"
if body
if file
boundary = DateTime.now.strftime("%Q")
request["Content-Type"] = "multipart/form-data; boundary=#{boundary}"
form_params = []
body.each do |k, v|
form_params.push(_add_form_field(k, v))
end
form_params.push(_add_file_part("file", file))
request.body = form_params.collect {|p| "--" + boundary + "#{LINE_FEED}" + p}.join("") + "--" + boundary + "--"
@config.logger.debug _format_and_sanitize_body_for_log(_build_xml(body))
else
request.body = body
@config.logger.debug _format_and_sanitize_body_for_log(body)
end
end
response = http.request(request)
@config.logger.info "[Braintree] [#{_current_time}] #{request.method} #{path} #{response.code}"
@config.logger.debug "[Braintree] [#{_current_time}] #{response.code} #{response.message}"
if @config.logger.level == Logger::DEBUG
@config.logger.debug _format_and_sanitize_body_for_log(_body(response))
end
response
end
rescue OpenSSL::SSL::SSLError
raise Braintree::SSLCertificateError
end
def _add_form_field(key, value)
return "Content-Disposition: form-data; name=\"#{key}\"#{LINE_FEED}#{LINE_FEED}#{value}#{LINE_FEED}"
end
def _add_file_part(key, file)
mime_type = _mime_type_for_file_name(file.path)
return "Content-Disposition: form-data; name=\"#{key}\"; filename=\"#{file.path}\"#{LINE_FEED}" +
"Content-Type: #{mime_type}#{LINE_FEED}#{LINE_FEED}#{file.read}#{LINE_FEED}"
end
def _mime_type_for_file_name(filename)
file_extension = File.extname(filename).strip.downcase[1..-1]
if file_extension == "jpeg" || file_extension == "jpg"
return "image/jpeg"
elsif file_extension == "png"
return "image/png"
elsif file_extension == "pdf"
return "application/pdf"
else
return "application/octet-stream"
end
end
def _body(response)
content_encoding = response.header["Content-Encoding"]
if content_encoding == "gzip"
Zlib::GzipReader.new(StringIO.new(response.body)).read
elsif content_encoding.nil?
""
else
raise UnexpectedError, "expected a gzipped response"
end
end
def _current_time
Time.now.utc.strftime("%d/%b/%Y %H:%M:%S %Z")
end
def _format_and_sanitize_body_for_log(input_xml)
formatted_xml = input_xml.gsub(/^/, "[Braintree] ")
formatted_xml = formatted_xml.gsub(/<number>(.{6}).+?(.{4})<\/number>/m, '<number>\1******\2</number>')
formatted_xml = formatted_xml.gsub(/<cvv>.+?<\/cvv>/m, '<cvv>***</cvv>')
formatted_xml
end
def _verify_ssl_certificate(preverify_ok, ssl_context)
if preverify_ok != true || ssl_context.error != 0
err_msg = "SSL Verification failed -- Preverify: #{preverify_ok}, Error: #{ssl_context.error_string} (#{ssl_context.error})"
@config.logger.error err_msg
false
else
true
end
end
end
end