More removal of File.join

lib/jekyll/collection.rb

@@ -54,8 +54,8 @@ module Jekyll
     #   relative to the collection's directory
     def entries
       return Array.new unless exists?
-      Dir.glob(File.join(directory, "**", "*.*")).map do |entry|
-        entry[File.join(directory, "")] = ''; entry
+      Dir.glob(collection_dir("**", "*.*")).map do |entry|
+        entry[collection_dir("")] = ''; entry
       end
     end
 
@@ -94,7 +94,8 @@ module Jekyll
     # Returns a String containing th directory name where the collection
     #   is stored on the filesystem.
     def collection_dir(*files)
-      site.in_source_dir(File.join(directory, *files))
+      return directory if files.empty?
+      site.in_source_dir(relative_directory, *files)
     end
 
     # Checks whether the directory "exists" for this collection.

lib/jekyll/convertible.rb

@@ -43,7 +43,7 @@ module Jekyll
     # Returns nothing.
     def read_yaml(base, name, opts = {})
       begin
-        self.content = File.read(Jekyll.sanitized_path(base, name),
+        self.content = File.read(site.in_source_dir(base, name),
                                  merged_file_read_opts(opts))
         if content =~ /\A(---\s*\n.*?\n?)^((---|\.\.\.)\s*$\n?)/m
           self.content = $POSTMATCH

lib/jekyll/document.rb

@@ -159,7 +159,7 @@ module Jekyll
     #
     # Returns the full path to the output file of this document.
     def destination(base_directory)
-      path = Jekyll.sanitized_path(base_directory, url)
+      path = site.in_dest_dir(base_directory, url)
       path = File.join(path, "index.html") if url =~ /\/$/
       path
     end

lib/jekyll/layout_reader.rb

@@ -38,7 +38,7 @@ module Jekyll
     end
 
     def layout_directory_inside_source
-      Jekyll.sanitized_path(site.source, site.config['layouts'])
+      site.in_source_dir(site.config['layouts'])
     end
 
     def layout_directory_in_cwd

lib/jekyll/page.rb

@@ -140,7 +140,7 @@ module Jekyll
     #
     # Returns the destination file path String.
     def destination(dest)
-      path = Jekyll.sanitized_path(dest, URL.unescape_path(url))
+      path = site.in_dest_dir(dest, URL.unescape_path(url))
       path = File.join(path, "index.html") if url =~ /\/$/
       path
     end

lib/jekyll/plugin_manager.rb

@@ -66,7 +66,7 @@ module Jekyll
     # Returns an Array of plugin search paths
     def plugins_path
       if (site.config['plugins'] == Jekyll::Configuration::DEFAULTS['plugins'])
-        [Jekyll.sanitized_path(site.source, site.config['plugins'])]
+        [site.in_source_dir(site.config['plugins'])]
       else
         Array(site.config['plugins']).map { |d| File.expand_path(d) }
       end

lib/jekyll/post.rb

@@ -268,8 +268,8 @@ module Jekyll
     # Returns destination file path String.
     def destination(dest)
       # The url needs to be unescaped in order to preserve the correct filename
-      path = Jekyll.sanitized_path(dest, URL.unescape_path(url))
-      path = File.join(path, "index.html") if path[/\.html?$/].nil?
+      path = site.in_dest_dir(dest, URL.unescape_path(url))
+      path = File.join(path, "index.html") if path[/\.html$/].nil?
       path
     end
 

lib/jekyll/site.rb

@@ -23,9 +23,9 @@ module Jekyll
         self.send("#{opt}=", config[opt])
       end
 
+      # Source and destination may not be changed after the site has been created.
       @source              = File.expand_path(config['source']).freeze
       @dest                = File.expand_path(config['destination']).freeze
-      self.permalink_style = config['permalink'].to_sym
 
       self.plugin_manager = Jekyll::PluginManager.new(self)
       self.plugins        = plugin_manager.plugins_path
@@ -33,6 +33,8 @@ module Jekyll
       self.file_read_opts = {}
       self.file_read_opts[:encoding] = config['encoding'] if config['encoding']
 
+      self.permalink_style = config['permalink'].to_sym
+
       Jekyll.sites << self
 
       reset
@@ -93,16 +95,22 @@ module Jekyll
 
     # Public: Prefix a given path with the source directory.
     #
+    # paths - (optional) path elements to a file or directory within the
+    #         source directory
+    #
     # Returns a path which is prefixed with the source directory.
-    def in_source_dir(path)
-      Jekyll.sanitized_path(source, path)
+    def in_source_dir(*paths)
+      Jekyll.sanitized_path(source, File.join(*paths.flatten))
     end
 
     # Public: Prefix a given path with the destination directory.
     #
+    # paths - (optional) path elements to a file or directory within the
+    #         destination directory
+    #
     # Returns a path which is prefixed with the destination directory.
-    def in_dest_dir(path)
-      Jekyll.sanitized_path(dest, path)
+    def in_dest_dir(*paths)
+      Jekyll.sanitized_path(dest, File.join(*paths))
     end
 
     # The list of collections and their corresponding Jekyll::Collection instances.
@@ -149,7 +157,7 @@ module Jekyll
     #
     # Returns nothing.
     def read_directories(dir = '')
-      base = File.join(source, dir)
+      base = in_source_dir(dir)
       entries = Dir.chdir(base) { filter_entries(Dir.entries('.'), base) }
 
       read_posts(dir)
@@ -158,7 +166,7 @@ module Jekyll
       limit_posts! if limit_posts > 0 # limit the posts if :limit_posts option is set
 
       entries.each do |f|
-        f_abs = File.join(base, f)
+        f_abs = in_source_dir(base, f)
         if File.directory?(f_abs)
           f_rel = File.join(dir, f)
           read_directories(f_rel) unless dest.sub(/\/$/, '') == f_abs
@@ -215,7 +223,7 @@ module Jekyll
     #
     # Returns nothing
     def read_data(dir)
-      base = Jekyll.sanitized_path(source, dir)
+      base = in_source_dir(dir)
       read_data_to(base, self.data)
     end
 
@@ -234,7 +242,7 @@ module Jekyll
       end
 
       entries.each do |entry|
-        path = Jekyll.sanitized_path(dir, entry)
+        path = in_source_dir(dir, entry)
         next if File.symlink?(path) && safe
 
         key = sanitize_filename(File.basename(entry, '.*'))
@@ -424,10 +432,10 @@ module Jekyll
     #
     # Returns the list of entries to process
     def get_entries(dir, subfolder)
-      base = File.join(source, dir, subfolder)
+      base = in_source_dir(dir, subfolder)
       return [] unless File.exist?(base)
       entries = Dir.chdir(base) { filter_entries(Dir['**/*'], base) }
-      entries.delete_if { |e| File.directory?(File.join(base, e)) }
+      entries.delete_if { |e| File.directory?(in_source_dir(base, e)) }
     end
 
     # Aggregate post information