Allow Liquid variables within the remote_include plugin

README.md

@@ -39,10 +39,17 @@ To include the entire file:
 {% remote_include https://raw.githubusercontent.com/jekyll/jekyll/master/README.markdown %}
 ```
 
-To include only a portion of the file, specify the begin and end tokens separated by the pipe (|) character:
+To include only a portion of the file, specify the begin and end tokens separated by two pipe characters (||):
 
 ```liquid
-{% remote_include https://raw.githubusercontent.com/jekyll/jekyll/master/README.markdown|begin_token|end_token %}
+{% remote_include https://raw.githubusercontent.com/jekyll/jekyll/master/README.markdown||begin_token||end_token %}
+```
+
+URLs can also support using liquid: 
+
+```liquid
+{% assign foo = "https://raw.githubusercontent.com/jekyll/jekyll/master/README.markdown" %}
+{% remote_include {{ x }} %}
 ```
 
 The `on_token_error` configuration option handles scenarios where the linked file doesn't contain the begin or end tokens. The build log will include information about which file contains the token error and whether the begin or end token is missing.

jekyll-remote-include.gemspec

@@ -5,7 +5,7 @@ $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 
 Gem::Specification.new do |spec|
   spec.name          = "jekyll-remote-include"
-  spec.version       = "1.1.5"
+  spec.version       = "1.1.6"
   spec.authors       = ["Jason Maggiacomo", "Kris Northfield", "Ian Evans"]
   spec.summary       = "A Liquid tag plugin for Jekyll that allows remote includes from external assets."
   spec.homepage      = "https://github.com/ianjevans/jekyll-remote-include"

lib/jekyll-remote-include.rb

@@ -38,7 +38,7 @@ def render(context)
       @logger = Logger.new(STDOUT)
       # get the remote URL and see if the string has begin/end tokens
       input_split = split_params(@remote_include)
-      url = input_split[0]
+      url = Liquid::Template.parse(input_split[0]).render(@context)
       if input_split.length() > 1
         # first parameter is the begin token string
         begin_token = input_split[1]
@@ -78,7 +78,7 @@ def render(context)
     end
 
     def split_params(params)
-      params.split("|").map(&:strip)
+      params.split("||").map(&:strip)
     end
   end
 end