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Contents
module Ethon
module Easies
# This module contains the logic around adding headers to libcurl.
module Header
# Return headers, return empty hash if none.
#
# @example Return the headers.
# easy.headers
#
# @return [ Hash ] The headers.
def headers
@headers ||= {}
end
# Set the headers.
#
# @example Set the headers.
# easy.headers = {'User-Agent' => 'ethon'}
#
# @param [ Hash ] headers The headers.
def headers=(headers)
@headers = headers
end
# Return header_list.
#
# @example Return header_list.
# easy.header_list
#
# @return [ FFI::Pointer ] The header list.
def header_list
@header_list ||= nil
end
# Set previously defined headers in libcurl.
#
# @example Set headers in libcurl.
# easy.set_headers
#
# @return [ Symbol ] The return value from Curl.set_option.
def set_headers
@header_list = nil
headers.each {|k, v| @header_list = Curl.slist_append(@header_list, compose_header(k,v)) }
Curl.set_option(:httpheader, @header_list, handle)
end
# Compose libcurl header string from key and value.
# Also replaces null bytes, because libcurl will complain about
# otherwise.
#
# @example Compose header.
# easy.compose_header('User-Agent', 'Ethon')
#
# @param [ String ] key The header name.
# @param [ String ] value The header value.
#
# @return [ String ] The composed header.
def compose_header(key, value)
Util.escape_zero_byte("#{key}: #{value}")
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems