From bec4b69a3b65c3696edad3c880207e8c476b0937 Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Sun, 15 Jun 2008 21:22:27 -0500
Subject: Replaced TemplateFinder abstraction with ViewLoadPaths

---
 actionpack/lib/action_view/template_finder.rb | 147 --------------------------
 1 file changed, 147 deletions(-)
 delete mode 100644 actionpack/lib/action_view/template_finder.rb

(limited to 'actionpack/lib/action_view/template_finder.rb')

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
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