implement version-specific page find

README.md

@@ -263,8 +263,7 @@ Get a list of versions for a given page:
 
 Get a specific version of a given canonical page file:
 
-    gollum.formatted_page('page-name', '5ec521178e0eec4dc39741a8978a2ba6616d0f0a')
-    gollum.raw_page('page-name', '5ec521178e0eec4dc39741a8978a2ba6616d0f0a')
+    gollum.page('page-name', '5ec521178e0eec4dc39741a8978a2ba6616d0f0a')
 
 Get the latest version of a given static file:
 

lib/gollum/page.rb

@@ -83,11 +83,12 @@ module Gollum
 
     # Find a page in the given Gollum repo.
     #
-    # name - The human or canonical String page name to find.
+    # name    - The human or canonical String page name to find.
+    # version - The String version ID to find.
     #
     # Returns a Gollum::Page or nil if the page could not be found.
-    def find(name)
-      commit = self.wiki.repo.commits.first
+    def find(name, version)
+      commit = self.wiki.repo.commit(version)
       if page = find_page_in_tree(commit.tree, name)
         page.version = commit
         page

lib/gollum/wiki.rb

@@ -14,11 +14,12 @@ module Gollum
 
     # Get the formatted page for a given page name.
     #
-    # name - The human or canonical String page name of the wiki page.
+    # name    - The human or canonical String page name of the wiki page.
+    # version - The String version ID to find (default: "master").
     #
     # Returns a Gollum::Page or nil if no matching page was found.
-    def page(name)
-      Page.new(self).find(name)
+    def page(name, version = 'master')
+      Page.new(self).find(name, version)
     end
   end
 end

test/test_page.rb

@@ -32,6 +32,11 @@ context "Page" do
       page.versions.map { |v| v.id }
   end
 
+  test "specific page version" do
+    page = @wiki.page('Bilbo Baggins', 'fbabba862dfa7ac35b39042dd4ad780c9f67b8cb')
+    assert_equal 'fbabba862dfa7ac35b39042dd4ad780c9f67b8cb', page.version.id
+  end
+
   test "no page match" do
     assert_nil @wiki.page('I do not exist')
   end