Fix page file dir

gollum.gemspec

@@ -41,7 +41,8 @@ Gem::Specification.new do |s|
   s.add_development_dependency('rack-test', '~> 0.6.2')
   s.add_development_dependency('wikicloth', '~> 0.8.0')
   s.add_development_dependency('rake', '~> 0.9')
-
+  s.add_development_dependency('pry')
+  s.add_development_dependency('rb-readline')
   # = MANIFEST =
   s.files = %w[
     Gemfile

lib/gollum/frontend/app.rb

@@ -88,7 +88,7 @@ module Precious
     end
 
     get '/' do
-      redirect ::File.join(@base_url,'Home')
+      redirect ::File.join(@base_url, 'Home')
     end
 
     # path is set to name if path is nil.
@@ -189,17 +189,20 @@ module Precious
 
     post '/create' do
       name         = params[:page].to_url
-      path         = sanitize_empty_params(params[:path])
-      path = '' if path.nil?
+      path         = sanitize_empty_params(params[:path]) || ''
       format       = params[:format].intern
 
+      # ensure pages are created in page_file_dir
+      page_dir = settings.wiki_options[:page_file_dir].to_s
+      path = clean_url(::File.join(page_dir, path)) unless path.start_with?(page_dir)
+
       # write_page is not directory aware so use wiki_options to emulate dir support.
       wiki_options = settings.wiki_options.merge({ :page_file_dir => path })
       wiki         = Gollum::Wiki.new(settings.gollum_path, wiki_options)
 
       begin
         wiki.write_page(name, format, params[:content], commit_message)
-        redirect to("/#{clean_url(CGI.escape(::File.join(path,name)))}")
+        redirect to("/#{clean_url(::File.join(path,name))}")
       rescue Gollum::DuplicatePageError => e
         @message = "Duplicate page: #{e.message}"
         mustache :error
@@ -343,10 +346,11 @@ module Precious
 
     def show_page_or_file(fullpath)
       name         = extract_name(fullpath)
-      path         = extract_path(fullpath)
+      path         = extract_path(fullpath) || '/'
       wiki         = wiki_new
 
-      path = '/' if path.nil?
+      page_dir = settings.wiki_options[:page_file_dir].to_s
+      path = ::File.join(page_dir, path) unless path.start_with?(page_dir)
 
       if page = wiki.paged(name, path, exact = true)
         @page = page

lib/gollum/frontend/helpers.rb

@@ -20,9 +20,10 @@ module Precious
     end
 
     # Remove all slashes from the start of string.
+    # Remove all double slashes
     def clean_url url
       return url if url.nil?
-      url.gsub('%2F','/').gsub(/^\/+/,'')
+      url.gsub('%2F','/').gsub(/^\/+/,'').gsub('//','/')
     end
 
     def trim_leading_slash url