Link Header
Parse and format HTTP link headers (and equivalent HTML link elements) as described in the Web Linking spec.
Description
Converts conforming link headers or HTML link elements to and from text,
LinkHeader
objects and corresponding (JSON-friendly) Array
representations.
Installation
bundle add link_header
Usage
require "link_header"
http_link_header = <<~HEADER
<http://example.com/foo>; rel="self", <http://example.com/>; rel = "up"
HEADER
LinkHeader
.parse(http_link_header)
.to_a
#=> [["http://example.com/foo", [["rel", "self"]]], ["http://example.com/", [["rel", "up"]]]]
link_header = LinkHeader.new([
["http://example.com/foo", [%w[rel self]]],
["http://example.com/", [%w[rel up]]]
])
link_header.to_s
#=> '<http://example.com/foo>; rel="self", <http://example.com/>; rel="up"'
link_header.to_html
#=> '<link href="http://example.com/foo" rel="self">
# <link href="http://example.com/" rel="up">'
For more see the LinkHeader
and LinkHeader::Link
classes or example.rb
.
Author
Mike Burrows (asplake), email mjb@asplake.co.uk, website positiveincline.com.