Release 1.3.1

Fixing Tests

.travis.yml

@@ -0,0 +1,6 @@
+rvm:
+  - 1.8.7
+  - 1.9.2
+  - rbx-2.0
+notifications:
+  disabled: true

Gemfile

@@ -1,3 +1,4 @@
 source "http://rubygems.org"
 
 gemspec
+gem "rake", "~> 0.9.2"

HISTORY.md

@@ -1,4 +1,34 @@
-# HEAD
+# 1.3.1 / 2011-07-21
+
+* Major Enhancements
+  * Allow prefixed ID attributes in headers to support internal linking
+    (#146).
+  * Markdown pages are rendered through Redcarpet by default (#176).
+* Minor Enhancements
+  * Remove Edit button on Preview pages (#164).
+  * Simplify Wiki#inspect and Page#inspect.
+* Bug Fixes
+  * Fixed broken preview functionality (#157).
+  * Fixed sidebar/footer rendering problems related to whitespace (#145).
+
+# 1.3.0 / 2011-04-25
+
+* Major Enhancements
+  * Listing of all Pages
+  * Support for running Gollum under a separate branch.
+* Minor Enhancements
+  * Fix a security issue with rendering Mathjax.
+
+# 1.2.0 / 2011-03-11
+
+* Major Enhancements
+  * Major HTML/CSS/JS overhaul.
+  * Add Sidebars (similar to Footers).
+  * Add commit reverts.
+* Minor Enhancements
+  * Optimization in source code highlighting, resulting in a huge
+    decrease in rendering time.
+  * Security fixes related to source code highlighting.
 
 * Major Enhancements
   * Add Page sidebars, similar to Page footers.
@@ -51,4 +81,4 @@
 
 # 1.0.0 / 2010-08-12
 
-* Open Source Birthday!
+* Open Source Birthday!

README.md

@@ -318,7 +318,7 @@ and `\]`. For example:
 Inline equations are delimited by `\(` and `\)`. These equations will appear
 inline with regular text. For example:
 
-    The Pythagorean theorum is \( a^2 + b^2 = c^2 \).
+    The Pythagorean theorem is \( a^2 + b^2 = c^2 \).
 
 Gollum uses [MathJax](http://www.mathjax.org/) to convert the TeX syntax into
 output suitable for display in web browsers.

bin/gollum

@@ -48,6 +48,10 @@ opts = OptionParser.new do |opts|
   opts.on("--page-file-dir [PATH]", "Specify the sub directory for all page files (default: repository root).") do |path|
     wiki_options[:page_file_dir] = path
   end
+
+  opts.on("--ref [REF]", "Specify the repository ref to use (default: master).") do |ref|
+    wiki_options[:ref] = ref
+  end
 end
 
 # Read command line options into `options` hash

gollum.gemspec

@@ -4,8 +4,8 @@ Gem::Specification.new do |s|
   s.rubygems_version = '1.3.5'
 
   s.name              = 'gollum'
-  s.version           = '1.2.0'
-  s.date              = '2011-03-31'
+  s.version           = '1.3.1'
+  s.date              = '2011-07-21'
   s.rubyforge_project = 'gollum'
 
   s.summary     = "A simple, Git-powered wiki."
@@ -18,7 +18,6 @@ Gem::Specification.new do |s|
   s.require_paths = %w[lib]
 
   s.executables = ["gollum"]
-  s.default_executable = 'gollum'
 
   s.rdoc_options = ["--charset=UTF-8"]
   s.extra_rdoc_files = %w[README.md LICENSE]
@@ -30,6 +29,7 @@ Gem::Specification.new do |s|
   s.add_dependency('mustache', [">= 0.11.2", "< 1.0.0"])
   s.add_dependency('sanitize', "~> 2.0.0")
   s.add_dependency('nokogiri', "~> 1.4")
+  s.add_dependency('redcarpet')
 
   s.add_development_dependency('RedCloth')
   s.add_development_dependency('mocha')
@@ -38,6 +38,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency('shoulda')
   s.add_development_dependency('rack-test')
   s.add_development_dependency('wikicloth')
+  s.add_development_dependency('rake', '~> 0.9.2')
 
   # = MANIFEST =
   s.files = %w[
@@ -697,6 +698,7 @@ Gem::Specification.new do |s|
     lib/gollum/frontend/templates/history.mustache
     lib/gollum/frontend/templates/layout.mustache
     lib/gollum/frontend/templates/page.mustache
+    lib/gollum/frontend/templates/pages.mustache
     lib/gollum/frontend/templates/search.mustache
     lib/gollum/frontend/templates/searchbar.mustache
     lib/gollum/frontend/views/compare.rb
@@ -707,12 +709,12 @@ Gem::Specification.new do |s|
     lib/gollum/frontend/views/history.rb
     lib/gollum/frontend/views/layout.rb
     lib/gollum/frontend/views/page.rb
+    lib/gollum/frontend/views/pages.rb
     lib/gollum/frontend/views/search.rb
     lib/gollum/git_access.rb
     lib/gollum/markup.rb
     lib/gollum/page.rb
     lib/gollum/pagination.rb
-    lib/gollum/ruby1.8.rb
     lib/gollum/sanitization.rb
     lib/gollum/wiki.rb
     templates/formatting.html

lib/gollum.rb

@@ -7,23 +7,20 @@ require 'grit'
 require 'github/markup'
 require 'sanitize'
 
-# ruby 1.8 compatibility
-require 'gollum/ruby1.8'
-
 # internal
-require 'gollum/git_access'
-require 'gollum/committer'
-require 'gollum/pagination'
-require 'gollum/blob_entry'
-require 'gollum/wiki'
-require 'gollum/page'
-require 'gollum/file'
-require 'gollum/markup'
-require 'gollum/albino'
-require 'gollum/sanitization'
+require File.expand_path('../gollum/git_access', __FILE__)
+require File.expand_path('../gollum/committer', __FILE__)
+require File.expand_path('../gollum/pagination', __FILE__)
+require File.expand_path('../gollum/blob_entry', __FILE__)
+require File.expand_path('../gollum/wiki', __FILE__)
+require File.expand_path('../gollum/page', __FILE__)
+require File.expand_path('../gollum/file', __FILE__)
+require File.expand_path('../gollum/markup', __FILE__)
+require File.expand_path('../gollum/albino', __FILE__)
+require File.expand_path('../gollum/sanitization', __FILE__)
 
 module Gollum
-  VERSION = '1.2.0'
+  VERSION = '1.3.1'
 
   class Error < StandardError; end
 

lib/gollum/committer.rb

@@ -62,7 +62,7 @@ module Gollum
     # Returns an array of Grit::Commit instances.
     def parents
       @parents ||= begin
-        arr = [@options[:parent] || @wiki.repo.commit('master')]
+        arr = [@options[:parent] || @wiki.repo.commit(@wiki.ref)]
         arr.flatten!
         arr.compact!
         arr
@@ -118,7 +118,7 @@ module Gollum
     def update_working_dir(dir, name, format)
       unless @wiki.repo.bare
         if @wiki.page_file_dir
-          dir = dir.size.zero? ? @wiki.page_file_dir : File.join(dir, @wiki.page_file_dir)
+          dir = dir.size.zero? ? @wiki.page_file_dir : ::File.join(dir, @wiki.page_file_dir)
         end
 
         path =
@@ -142,7 +142,7 @@ module Gollum
     #
     # Returns the String SHA1 of the new commit.
     def commit
-      sha1 = index.commit(@options[:message], parents, actor)
+      sha1 = index.commit(@options[:message], parents, actor, nil, @wiki.ref)
       @callbacks.each do |cb|
         cb.call(self, sha1)
       end
@@ -214,4 +214,4 @@ module Gollum
       index.send(name, *args)
     end
   end
-end
+end

lib/gollum/frontend/app.rb

@@ -106,10 +106,11 @@ module Precious
     end
 
     post '/preview' do
-      wiki     = Gollum::Wiki.new(settings.gollum_path, settings.wiki_options)
-      @name    = "Preview"
-      @page    = wiki.preview_page(@name, params[:content], params[:format])
-      @content = @page.formatted_data
+      wiki      = Gollum::Wiki.new(settings.gollum_path, settings.wiki_options)
+      @name     = "Preview"
+      @page     = wiki.preview_page(@name, params[:content], params[:format])
+      @content  = @page.formatted_data
+      @editable = false
       mustache :page
     end
 
@@ -155,6 +156,7 @@ module Precious
         @page = page
         @name = name
         @content = page.formatted_data
+        @editable = true
         mustache :page
       else
         halt 404
@@ -169,6 +171,13 @@ module Precious
       mustache :search
     end
 
+    get '/pages' do
+      wiki = Gollum::Wiki.new(settings.gollum_path, settings.wiki_options)
+      @results = wiki.pages
+      @ref = wiki.ref
+      mustache :pages
+    end
+
     get '/*' do
       show_page_or_file(params[:splat].first)
     end
@@ -179,6 +188,7 @@ module Precious
         @page = page
         @name = name
         @content = page.formatted_data
+        @editable = true
         mustache :page
       elsif file = wiki.file(name)
         content_type file.mime_type

lib/gollum/frontend/public/css/gollum.css

@@ -42,7 +42,6 @@ a:hover, a:visited {
     line-height: normal;
     margin: 0;
     padding: 0.08em 0 0 0;
-    width: 50%;
   }
   
   #head ul.actions {

lib/gollum/frontend/public/javascript/editor/gollum.editor.js

@@ -62,7 +62,7 @@
           // get form fields
           var oldAction = $('#gollum-editor form').attr('action');
           var $form = $($('#gollum-editor form').get(0));
-          $form.attr('action', this.href);
+          $form.attr('action', '/preview');
           $form.attr('target', '_blank');
           $form.submit();
 

lib/gollum/frontend/templates/page.mustache

@@ -2,17 +2,21 @@
 <div id="head">
   <h1>{{title}}</h1>
   <ul class="actions">
+    <li class="minibutton"><a href="/pages"
+      class="action-all-pages">All Pages</a></li>
     <li class="minibutton" class="jaws">
       <a href="#" id="minibutton-new-page">New Page</a></li>
+    {{#editable}}
     <li class="minibutton"><a href="/edit/{{escaped_name}}"
        class="action-edit-page">Edit Page</a></li>
+    {{/editable}}
     <li class="minibutton"><a href="/history/{{escaped_name}}"
        class="action-page-history">Page History</a></li>
   </ul>
   {{>searchbar}}
 </div>
 <div id="wiki-content">
-  <div class="wrap{{#has_footer}} has-footer{{/has_footer}}{{#has_sidebar}} has-rightbar{{/has_sidebar}}">
+<div class="wrap {{#has_footer}} has-footer {{/has_footer}} {{#has_sidebar}}  has-rightbar{{/has_sidebar}}">
   <div id="wiki-body" class="gollum-{{format}}-content">
     <div id="template">
       {{{content}}}

lib/gollum/frontend/templates/pages.mustache

@@ -0,0 +1,35 @@
+<div id="wiki-wrapper" class="results">
+<div id="head">
+  <h1>{{title}}</h1>
+  <ul class="actions">
+    <li class="minibutton"><a href="/"
+       class="action-edit-page">Home</a></li>
+  </ul>
+  {{>searchbar}}
+</div>
+<div id="results">
+
+{{#has_results}}
+  <ul>
+    {{#results}}
+    <li>
+      <a href="/{{name}}">{{name}}</a> 
+    </li>
+    {{/results}}
+  </ul>
+{{/has_results}}
+
+{{#no_results}}
+  <p id="no-results">
+    There are no pages in <strong>{{ref}}</strong>.
+  </p>
+{{/no_results}}
+
+</div>
+<div id="footer">
+  <ul class="actions">
+    <li class="minibutton"><a href="#">Back to Top</a></li>
+  </ul>
+</div>
+</div>
+

lib/gollum/frontend/views/page.rb

@@ -18,6 +18,10 @@ module Precious
       def date
         @page.version.authored_date.strftime("%Y-%m-%d %H:%M:%S")
       end
+      
+      def editable
+        @editable
+      end
 
       def has_footer
         @footer = (@page.footer || false) if @footer.nil?

lib/gollum/frontend/views/pages.rb

@@ -0,0 +1,19 @@
+module Precious
+  module Views
+    class Pages < Layout
+      attr_reader :results, :ref
+
+      def title
+        "All pages in #{@ref}"
+      end
+
+      def has_results
+        !@results.empty?
+      end
+      
+      def no_results 
+        @results.empty?
+      end
+    end
+  end
+end

lib/gollum/git_access.rb

@@ -28,13 +28,17 @@ module Gollum
     #
     # ref - a String Git reference (ex: "master")
     #
-    # Returns a String.
+    # Returns a String, or nil if the ref isn't found.
     def ref_to_sha(ref)
-      if sha?(ref)
-        ref
-      else
-        get_cache(:ref, ref) { ref_to_sha!(ref) }
-      end
+      ref = ref.to_s
+      return if ref.empty?
+      sha =
+        if sha?(ref)
+          ref
+        else
+          get_cache(:ref, ref) { ref_to_sha!(ref) }
+        end.to_s
+      sha.empty? ? nil : sha
     end
 
     # Public: Gets a recursive list of Git blobs for the whole tree at the
@@ -238,4 +242,4 @@ module Gollum
       path
     end
   end
-end
+end

lib/gollum/markup.rb

@@ -2,6 +2,7 @@ require 'digest/sha1'
 require 'cgi'
 
 module Gollum
+
   class Markup
     # Initialize a new Markup object.
     #
@@ -74,12 +75,14 @@ module Gollum
     # Returns the placeholder'd String data.
     def extract_tex(data)
       data.gsub(/\\\[\s*(.*?)\s*\\\]/m) do
-        id = Digest::SHA1.hexdigest($1)
-        @texmap[id] = [:block, $1]
+        tag = CGI.escapeHTML($1)
+        id  = Digest::SHA1.hexdigest(tag)
+        @texmap[id] = [:block, tag]
         id
       end.gsub(/\\\(\s*(.*?)\s*\\\)/m) do
-        id = Digest::SHA1.hexdigest($1)
-        @texmap[id] = [:inline, $1]
+        tag = CGI.escapeHTML($1)
+        id  = Digest::SHA1.hexdigest(tag)
+        @texmap[id] = [:inline, tag]
         id
       end
     end
@@ -435,4 +438,49 @@ module Gollum
     def update_cache(type, id, data)
     end
   end
+
+  begin
+    require 'redcarpet'
+
+    class MarkupGFM < Markup
+      def render(no_follow = false)
+        sanitize = no_follow ?
+          @wiki.history_sanitizer :
+          @wiki.sanitizer
+
+        data = extract_tex(@data.dup)
+        data = extract_tags(data)
+
+        flags = [
+          :autolink,
+          :fenced_code,
+          :tables,
+          :strikethrough,
+          :lax_htmlblock,
+          :gh_blockcode,
+          :no_intraemphasis
+        ]
+        data = Redcarpet.new(data, *flags).to_html
+        data = process_tags(data)
+
+        doc  = Nokogiri::HTML::DocumentFragment.parse(data)
+
+        doc.search('pre').each do |node|
+          next unless lang = node['lang']
+          text = node.inner_text
+          html = Gollum::Albino.colorize(text, lang)
+          node.replace(html)
+        end
+
+        doc  = sanitize.clean_node!(doc) if sanitize
+        yield doc if block_given?
+
+        data = doc_to_html(doc)
+        data = process_tex(data)
+        data
+      end
+    end
+  rescue LoadError
+    MarkupGFM = Markup
+  end
 end

lib/gollum/page.rb

@@ -168,7 +168,7 @@ module Gollum
     #
     # Returns the String data.
     def formatted_data(&block)
-      @blob && @wiki.markup_class.new(self).render(historical?, &block)
+      @blob && @wiki.markup_classes[format].new(self).render(historical?, &block)
     end
 
     # Public: The format of the page.
@@ -199,10 +199,10 @@ module Gollum
         options[:pretty] = 'raw'
         options.delete :max_count
         options.delete :skip
-        log = @wiki.repo.git.native "log", options, "master", "--", @path
+        log = @wiki.repo.git.native "log", options, @wiki.ref, "--", @path
         Grit::Commit.list_from_string(@wiki.repo, log)
       else
-        @wiki.repo.log('master', @path, log_pagination_options(options))
+        @wiki.repo.log(@wiki.ref, @path, log_pagination_options(options))
       end
     end
 
@@ -390,5 +390,9 @@ module Gollum
 
       find_page_in_tree(map, name, '')
     end
+
+    def inspect
+      %(#<#{self.class.name}:#{object_id} #{name} (#{format}) @wiki=#{@wiki.repo.path.inspect}>)
+    end
   end
 end

lib/gollum/ruby1.8.rb

@@ -1,3 +0,0 @@
-class String
-  alias :lines :to_a if defined?(RUBY_VERSION) && RUBY_VERSION < '1.9'
-end

lib/gollum/sanitization.rb

@@ -47,6 +47,27 @@ module Gollum
       'img' => {'src'  => ['http', 'https', :relative]}
     }.freeze
 
+    # Default transformers to force @id attributes with 'wiki-' prefix
+
+    TRANSFORMERS = [
+      lambda do |env|
+        node      = env[:node]
+        return if env[:is_whitelisted] || !node.element? || !node['id'] 
+        prefix = env[:config][:id_prefix]
+        node['id'] = node['id'].gsub(/\A(#{prefix})?/, prefix)
+
+        {:node_whitelist => [node]}
+      end,
+      lambda do |env|
+        node = env[:node]
+        return unless node['href']
+        prefix = env[:config][:id_prefix]
+        node['href'] = node['href'].gsub(/\A\#(#{prefix})?/, '#'+prefix)
+
+        {:node_whitelist => [node]}
+      end
+    ].freeze
+
     # Gets an Array of whitelisted HTML elements.  Default: ELEMENTS.
     attr_reader :elements
 
@@ -58,6 +79,13 @@ module Gollum
     # attributes.  Default: PROTOCOLS
     attr_reader :protocols
 
+    # Gets a Hash describing which URI protocols are allowed in HTML 
+    # attributes.  Default: TRANSFORMERS
+    attr_reader :transformers
+
+    # Gets a String prefix which is added to ID attributes. Default: 'wiki-'
+    attr_reader :id_prefix
+
     # Gets a Hash describing HTML attributes that Sanitize should add.  
     # Default: {}
     attr_reader :add_attributes
@@ -70,8 +98,10 @@ module Gollum
       @elements       = ELEMENTS
       @attributes     = ATTRIBUTES
       @protocols      = PROTOCOLS
+      @transformers   = TRANSFORMERS
       @add_attributes = {}
       @allow_comments = false
+      @id_prefix      = 'wiki-'
       yield self if block_given?
     end
 
@@ -100,7 +130,9 @@ module Gollum
         :attributes     => attributes,
         :protocols      => protocols,
         :add_attributes => add_attributes,
-        :allow_comments => allow_comments?
+        :allow_comments => allow_comments?,
+        :transformers   => transformers,
+        :id_prefix      => id_prefix
       }
     end
 

lib/gollum/wiki.rb

@@ -10,7 +10,10 @@ module Gollum
       attr_writer :file_class
 
       # Sets the markup class used by all instances of this Wiki.
-      attr_writer :markup_class
+      attr_writer :markup_classes
+
+      # Sets the default ref for the wiki.
+      attr_accessor :default_ref
 
       # Sets the default name for commits.
       attr_accessor :default_committer_name
@@ -50,15 +53,33 @@ module Gollum
 
       # Gets the markup class used by all instances of this Wiki.
       # Default: Gollum::Markup
-      def markup_class
-        @markup_class ||
-          if superclass.respond_to?(:markup_class)
-            superclass.markup_class
+      def markup_classes
+        @markup_classes ||
+          if superclass.respond_to?(:markup_classes)
+            superclass.markup_classes
           else
-            ::Gollum::Markup
+            classes = Hash.new(::Gollum::Markup)
+
+            # Add custom markup classes for different languages
+            classes[:markdown] = ::Gollum::MarkupGFM
+            classes
           end
       end
 
+      # Gets the default markup class used by all instances of this Wiki.
+      # Kept for backwards compatibility until Gollum v2.x
+      def markup_class
+        markup_classes[:default]
+      end
+
+      # Sets the default markup class used by all instances of this Wiki.
+      # Kept for backwards compatibility until Gollum v2.x
+      def markup_class=(default)
+        new_classes     = Hash.new default
+        @markup_classes = Hash.new(default).update(markup_classes)
+        default
+      end
+
       # Gets the default sanitization options for current pages used by
       # instances of this Wiki.
       def sanitization
@@ -80,6 +101,7 @@ module Gollum
       end
     end
 
+    self.default_ref = 'master'
     self.default_committer_name  = 'Anonymous'
     self.default_committer_email = 'anon@anon.com'
 
@@ -94,6 +116,9 @@ module Gollum
     # Gets the sanitization options for older page revisions used by this Wiki.
     attr_reader :history_sanitization
 
+    # Gets the String ref in which all page files reside.
+    attr_reader :ref
+
     # Gets the String directory in which all page files reside.
     attr_reader :page_file_dir
 
@@ -106,9 +131,11 @@ module Gollum
     #                            Default: "/"
     #           :page_class    - The page Class. Default: Gollum::Page
     #           :file_class    - The file Class. Default: Gollum::File
-    #           :markup_class  - The markup Class. Default: Gollum::Markup
+    #           :markup_classes - A hash containing the markup Classes for each
+    #                             document type. Default: { Gollum::Markup }
     #           :sanitization  - An instance of Sanitization.
     #           :page_file_dir - String the directory in which all page files reside
+    #           :ref - String the repository ref to retrieve pages from
     #
     # Returns a fresh Gollum::Repo.
     def initialize(path, options = {})
@@ -122,8 +149,9 @@ module Gollum
       @base_path     = options[:base_path]    || "/"
       @page_class    = options[:page_class]   || self.class.page_class
       @file_class    = options[:file_class]   || self.class.file_class
-      @markup_class  = options[:markup_class] || self.class.markup_class
+      @markup_classes = options[:markup_classes] || self.class.markup_classes
       @repo          = @access.repo
+      @ref           = options[:ref] || self.class.default_ref
       @sanitization  = options[:sanitization] || self.class.sanitization
       @history_sanitization = options[:history_sanitization] ||
         self.class.history_sanitization
@@ -139,20 +167,20 @@ module Gollum
     # Public: Get the formatted page for a given page name.
     #
     # name    - The human or canonical String page name of the wiki page.
-    # version - The String version ID to find (default: "master").
+    # version - The String version ID to find (default: @ref).
     #
     # Returns a Gollum::Page or nil if no matching page was found.
-    def page(name, version = 'master')
+    def page(name, version = @ref)
       @page_class.new(self).find(name, version)
     end
 
     # Public: Get the static file for a given name.
     #
     # name    - The full String pathname to the file.
-    # version - The String version ID to find (default: "master").
+    # version - The String version ID to find (default: @ref).
     #
     # Returns a Gollum::File or nil if no matching file was found.
-    def file(name, version = 'master')
+    def file(name, version = @ref)
       @file_class.new(self).find(name, version)
     end
 
@@ -290,7 +318,7 @@ module Gollum
       else
         Committer.new(self, commit)
       end
-      
+
       committer.delete(page.path)
 
       committer.after_commit do |index, sha|
@@ -381,11 +409,11 @@ module Gollum
 
     # Public: Lists all pages for this wiki.
     #
-    # treeish - The String commit ID or ref to find  (default: master)
+    # treeish - The String commit ID or ref to find  (default:  @ref)
     #
     # Returns an Array of Gollum::Page instances.
     def pages(treeish = nil)
-      tree_list(treeish || 'master')
+      tree_list(treeish || @ref)
     end
 
     # Public: Returns the number of pages accessible from a commit
@@ -394,7 +422,7 @@ module Gollum
     #
     # Returns a Fixnum
     def size(ref = nil)
-      tree_map_for(ref || 'master').inject(0) do |num, entry|
+      tree_map_for(ref || @ref).inject(0) do |num, entry|
         num + (@page_class.valid_page_name?(entry.name) ? 1 : 0)
       end
     rescue Grit::GitRuby::Repository::NoSuchShaFound
@@ -407,7 +435,7 @@ module Gollum
     #
     # Returns an Array with Objects of page name and count of matches
     def search(query)
-      args = [{}, '-i', '-c', query, 'master', '--']
+      args = [{}, '-i', '-c', query, @ref, '--']
       args << '--' << @page_file_dir if @page_file_dir
 
       @repo.git.grep(*args).split("\n").map! do |line|
@@ -429,7 +457,7 @@ module Gollum
     #
     # Returns an Array of Grit::Commit.
     def log(options = {})
-      @repo.log('master', nil, log_pagination_options(options))
+      @repo.log(@ref, nil, log_pagination_options(options))
     end
 
     # Public: Refreshes just the cached Git reference data.  This should
@@ -483,7 +511,7 @@ module Gollum
     attr_reader :file_class
 
     # Gets the markup class used by all instances of this Wiki.
-    attr_reader :markup_class
+    attr_reader :markup_classes
 
     # Normalize the data.
     #
@@ -511,11 +539,14 @@ module Gollum
     #
     # Returns a flat Array of Gollum::Page instances.
     def tree_list(ref)
-      sha    = @access.ref_to_sha(ref)
-      commit = @access.commit(sha)
-      tree_map_for(sha).inject([]) do |list, entry|
-        next list unless @page_class.valid_page_name?(entry.name)
-        list << entry.page(self, commit)
+      if sha = @access.ref_to_sha(ref)
+        commit = @access.commit(sha)
+        tree_map_for(sha).inject([]) do |list, entry|
+          next list unless @page_class.valid_page_name?(entry.name)
+          list << entry.page(self, commit)
+        end
+      else
+        []
       end
     end
 
@@ -584,5 +615,9 @@ module Gollum
     rescue Grit::GitRuby::Repository::NoSuchShaFound
       []
     end
+    
+    def inspect
+      %(#<#{self.class.name}:#{object_id} #{@repo.path}>)
+    end
   end
 end

test/helper.rb

@@ -38,6 +38,12 @@ def commit_details
     :email   => "tom@github.com" }
 end
 
+def normal(text)
+  text.gsub!(' ', '')
+  text.gsub!("\n", '')
+  text
+end
+
 # test/spec/mini 3
 # http://gist.github.com/25455
 # chris@ozmm.org

test/test_committer.rb

@@ -48,4 +48,17 @@ context "Wiki" do
       FileUtils.rm_rf(@path)
     end
   end
+
+  test "parents with default master ref" do
+    ref = 'a8ad3c09dd842a3517085bfadd37718856dee813'
+    committer = Gollum::Committer.new(@wiki)
+    assert_equal ref,  committer.parents.first.sha
+  end
+
+  test "parents with custom ref" do
+    ref = '60f12f4254f58801b9ee7db7bca5fa8aeefaa56b'
+    @wiki = Gollum::Wiki.new(testpath("examples/lotr.git"), :ref => ref)
+    committer = Gollum::Committer.new(@wiki)
+    assert_equal ref,  committer.parents.first.sha
+  end
 end

test/test_markup.rb

@@ -173,7 +173,7 @@ context "Markup" do
     @wiki.write_page("Potato", :mediawiki, "a [[Potato|Potato Heaad]] ", commit_details)
     page = @wiki.page("Potato")
     output = page.formatted_data
-    assert_equal "<p>\na <a class=\"internal present\" href=\"/Potato\">Potato Heaad</a> </p>", output
+    assert_equal normal("<p>\na <a class=\"internal present\" href=\"/Potato\">Potato Heaad</a> </p>"), normal(output)
   end
 
   #########################################################################
@@ -467,6 +467,20 @@ context "Markup" do
     compare(content, output, 'org')
   end
 
+  test "id with prefix ok" do
+    content = "h2(example#wiki-foo). xxxx"
+    output = %(<h2 class="example" id="wiki-foo">xxxx</h2>)
+    compare(content, output, :textile)
+  end
+
+  test "id prefix added" do
+    content = "h2(#foo). xxxx[1]\n\nfn1.footnote"
+    output = "<h2 id=\"wiki-foo\">xxxx" +
+             "<sup class=\"footnote\" id=\"wiki-fnr1\"><a href=\"#wiki-fn1\">1</a></sup></h2>" +
+             "\n<p class=\"footnote\" id=\"wiki-fn1\"><a href=\"#wiki-fnr1\"><sup>1</sup></a> footnote</p>"
+    compare(content, output, :textile)
+  end
+
   #########################################################################
   #
   # TeX
@@ -499,7 +513,7 @@ context "Markup" do
     page = @wiki.page("Bilbo Baggins")
     rendered = Gollum::Markup.new(page).render
     if regexes.empty?
-      assert_equal output, rendered
+      assert_equal normal(output), normal(rendered)
     else
       regexes.each { |r| assert_match r, output }
     end
@@ -514,6 +528,6 @@ context "Markup" do
     @wiki.clear_cache
     page = @wiki.page("Bilbo Baggins")
     rendered = Gollum::Markup.new(page).render
-    assert_equal output, rendered
+    assert_equal normal(output), normal(rendered)
   end
 end

test/test_wiki.rb

@@ -4,6 +4,20 @@ require File.expand_path(File.join(File.dirname(__FILE__), "helper"))
 context "Wiki" do
   setup do
     @wiki = Gollum::Wiki.new(testpath("examples/lotr.git"))
+    Gollum::Wiki.markup_classes = nil
+  end
+
+  test "#markup_class gets default markup" do
+    assert_equal Gollum::Markup, Gollum::Wiki.markup_class
+  end
+
+  test "#markup_class= doesn't clobber alternate markups" do
+    custom = Class.new(Gollum::Markup)
+    Gollum::Wiki.markup_class = custom
+
+    assert_equal custom, Gollum::Wiki.markup_class
+    assert_equal custom, Gollum::Wiki.markup_classes[:orgmode]
+    assert_equal Gollum::MarkupGFM, Gollum::Wiki.markup_classes[:markdown]
   end
 
   test "repo path" do
@@ -282,6 +296,11 @@ context "page_file_dir option" do
     assert_equal "Hi", File.read(File.join(@path, @page_file_dir, "New-Page.md"))
     assert !File.exist?(File.join(@path, "New-Page.md"))
   end
+  
+  test "edit a page in a sub directory" do
+    page = @wiki.page('foo')
+    @wiki.update_page(page, page.name, page.format, 'new contents', commit_details)
+  end
 
   test "a file in page file dir should be found" do
     assert @wiki.page("foo")
@@ -301,3 +320,38 @@ context "page_file_dir option" do
     FileUtils.rm_r(@path)
   end
 end
+
+context "Wiki page writing with different branch" do
+  setup do
+    @path = testpath("examples/test.git")
+    FileUtils.rm_rf(@path)
+    @repo = Grit::Repo.init_bare(@path)
+    @wiki = Gollum::Wiki.new(@path)
+
+    # We need an initial commit to create the master branch
+    # before we can create new branches
+    cd = commit_details
+    @wiki.write_page("Gollum", :markdown, "# Gollum", cd)
+
+    # Create our test branch and check it out
+    @repo.update_ref("test", @repo.commits.first.id)
+    @branch = Gollum::Wiki.new(@path, :ref => "test")
+  end
+
+  teardown do
+    FileUtils.rm_rf(@path)
+  end
+
+  test "write_page" do
+    cd = commit_details
+
+    @branch.write_page("Bilbo", :markdown, "# Bilbo", commit_details)
+    assert @branch.page("Bilbo")
+    assert @wiki.page("Gollum")
+
+    assert_equal 1, @wiki.repo.commits.size
+    assert_equal 1, @branch.repo.commits.size
+
+    assert_equal nil, @wiki.page("Bilbo")
+  end
+end