Merge pull request #954 from maul-esel/liquid-override-path

Allow overriding "path" in YAML frontmatter

features/post_data.feature

@@ -168,6 +168,15 @@ Feature: Post data
       | dir | dir/        |
       | dir/nested | dir/nested/ |
 
+  Scenario: Override page.path variable
+    Given I have a _posts directory
+    And I have the following post:
+      | title    | date      | path               | content                      |
+      | override | 4/12/2013 | override-path.html | Custom path: {{ page.path }} |
+    When I run jekyll
+    Then the _site directory should exist
+    And I should see "Custom path: override-path.html" in "_site/2013/04/12/override.html"
+
   Scenario: Disable a post from being published
     Given I have a _posts directory
     And I have an "index.html" file that contains "Published!"

features/site_data.feature

@@ -22,6 +22,12 @@ Feature: Site data
       | dir | dir/about.html |
       | dir/nested | dir/nested/page.html |
 
+  Scenario: Override page.path
+    Given I have an "override.html" page with path "custom-override.html" that contains "Custom path: {{ page.path }}"
+    When I run jekyll
+    Then the _site directory should exist
+    And I should see "Custom path: custom-override.html" in "_site/override.html"
+
   Scenario: Use site.time variable
     Given I have an "index.html" page that contains "{{ site.time }}"
     When I run jekyll

features/step_definitions/jekyll_steps.rb

@@ -66,7 +66,7 @@ Given /^I have the following (draft|post)s?(?: (.*) "(.*)")?:$/ do |status, dire
     end
 
     matter_hash = {}
-    %w(title layout tag tags category categories published author).each do |key|
+    %w(title layout tag tags category categories published author path).each do |key|
       matter_hash[key] = post[key] if post[key]
     end
     matter = matter_hash.map { |k, v| "#{k}: #{v}\n" }.join.chomp

lib/jekyll/page.rb

@@ -125,7 +125,7 @@ module Jekyll
       self.data.deep_merge({
         "url"        => self.url,
         "content"    => self.content,
-        "path"       => File.join(@dir, @name).sub(/\A\//, '') })
+        "path"       => self.data['path'] || File.join(@dir, @name).sub(/\A\//, '') })
     end
 
     # Obtain destination path.

lib/jekyll/post.rb

@@ -287,7 +287,7 @@ module Jekyll
         "tags"       => self.tags,
         "content"    => self.content,
         "excerpt"    => self.excerpt,
-        "path"       => File.join(@dir, '_posts', @name).sub(/\A\//, '') })
+        "path"       => self.data['path'] || File.join(@dir, '_posts', @name).sub(/\A\//, '') })
     end
 
     # Returns the shorthand String identifier of this Post.