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|
= Include Processor Extension Example
:navtitle: Include Processor
Purpose::
Include a file from a URI.
TIP: Asciidoctor supports including content from a URI out of the box if you set the `allow-uri-read` attribute (not available if the safe mode is `secure`).
== sample-with-uri-include.adoc
[source,asciidoc]
....
:source-highlighter: coderay
.Gemfile
[,ruby]
----
\include::https://cdn.jsdelivr.net/gh/asciidoctor/asciidoctor/Gemfile[]
----
....
== UriIncludeProcessor
[,ruby]
----
class UriIncludeProcessor < Asciidoctor::Extensions::IncludeProcessor
def handles? target
target.start_with? 'https://', 'https://'
end
def process doc, reader, target, attributes
content = (::OpenURI.open_uri target).readlines
reader.push_include content, target, target, 1, attributes
reader
end
end
----
== Usage
[,ruby]
----
Asciidoctor::Extensions.register do
include_processor UriIncludeProcessor
end
Asciidoctor.convert_file 'sample-with-uri-include.adoc', safe: :safe
----
|
