diff options
Diffstat (limited to 'actionpack/lib/action_view/template_finder.rb')
-rw-r--r-- | actionpack/lib/action_view/template_finder.rb | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/actionpack/lib/action_view/template_finder.rb b/actionpack/lib/action_view/template_finder.rb deleted file mode 100644 index 7e9a310810..0000000000 --- a/actionpack/lib/action_view/template_finder.rb +++ /dev/null @@ -1,147 +0,0 @@ -module ActionView #:nodoc: - class TemplateFinder #:nodoc: - cattr_reader :processed_view_paths - @@processed_view_paths = Hash.new {|hash, key| hash[key] = []} - - cattr_reader :file_extension_cache - @@file_extension_cache = Hash.new {|hash, key| - hash[key] = Hash.new {|hash, key| hash[key] = []} - } - - class << self #:nodoc: - # This method is not thread safe. Mutex should be used whenever this is accessed from an instance method - def process_view_paths(*view_paths) - view_paths.flatten.compact.each do |dir| - next if @@processed_view_paths.has_key?(dir) - @@processed_view_paths[dir] = [] - - # - # Dir.glob("#{dir}/**/*/**") reads all the directories in view path and templates inside those directories - # Dir.glob("#{dir}/**") reads templates residing at top level of view path - # - (Dir.glob("#{dir}/**/*/**") | Dir.glob("#{dir}/**")).each do |file| - unless File.directory?(file) - @@processed_view_paths[dir] << file.split(dir).last.sub(/^\//, '') - - # Build extension cache - extension = file.split(".").last - if ActionView::Template.template_handler_extensions.include?(extension) - key = file.split(dir).last.sub(/^\//, '').sub(/\.(\w+)$/, '') - @@file_extension_cache[dir][key] << extension - end - end - end - end - end - - def reload! - view_paths = @@processed_view_paths.keys - - @@processed_view_paths = Hash.new {|hash, key| hash[key] = []} - @@file_extension_cache = Hash.new {|hash, key| - hash[key] = Hash.new {|hash, key| hash[key] = []} - } - - process_view_paths(view_paths) - end - end - - attr_accessor :view_paths - - def initialize(*args) - @template = args.shift - - @view_paths = args.flatten - @view_paths = @view_paths.respond_to?(:find) ? @view_paths.dup : [*@view_paths].compact - self.class.process_view_paths(@view_paths) - end - - def prepend_view_path(path) - @view_paths.unshift(*path) - - self.class.process_view_paths(path) - end - - def append_view_path(path) - @view_paths.push(*path) - - self.class.process_view_paths(path) - end - - def view_paths=(path) - @view_paths = path - self.class.process_view_paths(path) - end - - def pick_template(template_path, extension) - file_name = "#{template_path}.#{extension}" - base_path = find_base_path_for(file_name) - base_path.blank? ? false : "#{base_path}/#{file_name}" - end - alias_method :template_exists?, :pick_template - - def file_exists?(template_path) - # Clear the forward slash in the beginning if exists - template_path = template_path.sub(/^\//, '') - - template_file_name, template_file_extension = path_and_extension(template_path) - - if template_file_extension - template_exists?(template_file_name, template_file_extension) - else - template_exists?(template_file_name, pick_template_extension(template_path)) - end - end - - def find_base_path_for(template_file_name) - @view_paths.find { |path| @@processed_view_paths[path].include?(template_file_name) } - end - - # Returns the view path that the full path resides in. - def extract_base_path_from(full_path) - @view_paths.find { |p| full_path[0..p.size - 1] == p } - end - - # Gets the extension for an existing template with the given template_path. - # Returns the format with the extension if that template exists. - # - # pick_template_extension('users/show') - # # => 'html.erb' - # - # pick_template_extension('users/legacy') - # # => "rhtml" - # - def pick_template_extension(template_path) - if extension = find_template_extension_from_handler(template_path, @template.template_format) || find_template_extension_from_first_render - extension - elsif @template.template_format == :js && extension = find_template_extension_from_handler(template_path, :html) - @template.template_format = :html - extension - end - end - - def find_template_extension_from_handler(template_path, template_format = @template.template_format) - formatted_template_path = "#{template_path}.#{template_format}" - - view_paths.each do |path| - if (extensions = @@file_extension_cache[path][formatted_template_path]).any? - return "#{template_format}.#{extensions.first}" - elsif (extensions = @@file_extension_cache[path][template_path]).any? - return extensions.first.to_s - end - end - nil - end - - # Splits the path and extension from the given template_path and returns as an array. - def path_and_extension(template_path) - template_path_without_extension = template_path.sub(/\.(\w+)$/, '') - [ template_path_without_extension, $1 ] - end - - # Determine the template extension from the <tt>@first_render</tt> filename - def find_template_extension_from_first_render - File.basename(@template.first_render.to_s)[/^[^.]+\.(.+)$/, 1] - end - end -end |