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author | Marcel Molina <marcel@vernix.org> | 2007-03-03 04:50:56 +0000 |
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committer | Marcel Molina <marcel@vernix.org> | 2007-03-03 04:50:56 +0000 |
commit | a7b90b7cdd779fcde2bc3f4c97f69a72ca714440 (patch) | |
tree | 6e9932c8c1b8e88a69612a8bea6ff7f1983ac69a /railties/lib/plugin | |
parent | 9f53e09eb9b4eb2e1711a8e92b7244a1f1301bbc (diff) | |
download | rails-a7b90b7cdd779fcde2bc3f4c97f69a72ca714440.tar.gz rails-a7b90b7cdd779fcde2bc3f4c97f69a72ca714440.tar.bz2 rails-a7b90b7cdd779fcde2bc3f4c97f69a72ca714440.zip |
Move plugin classes into the rails directory to match their namespace
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6293 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'railties/lib/plugin')
-rw-r--r-- | railties/lib/plugin/loader.rb | 123 | ||||
-rw-r--r-- | railties/lib/plugin/locator.rb | 59 |
2 files changed, 0 insertions, 182 deletions
diff --git a/railties/lib/plugin/loader.rb b/railties/lib/plugin/loader.rb deleted file mode 100644 index d5ad3aa8e3..0000000000 --- a/railties/lib/plugin/loader.rb +++ /dev/null @@ -1,123 +0,0 @@ -module Rails - module Plugin - class Loader - include Comparable - attr_reader :initializer, :directory, :name - - class << self - def load(*args) - new(*args).load - end - end - - def initialize(initializer, directory) - @initializer = initializer - @directory = directory - @name = File.basename(directory) - end - - def load - return false if loaded? - report_nonexistant_or_empty_plugin! - add_to_load_path! - register_plugin_as_loaded - evaluate - true - end - - def loaded? - initializer.loaded_plugins.include?(name) - end - - def plugin_path? - File.directory?(directory) && (has_lib_directory? || has_init_file?) - end - - def enabled? - !explicit_plugin_loading_order? || registered? - end - - def registered? - explicit_plugin_loading_order? && registered_plugins.include?(name) - end - - def plugin_does_not_exist!(plugin_name = name) - raise LoadError, "Can not find the plugin named: #{plugin_name}" - end - - private - # The plugins that have been explicitly listed with config.plugins. If this list is nil - # then it means the client does not care which plugins or in what order they are loaded, - # so we load all in alphabetical order. If it is an empty array, we load no plugins, if it is - # non empty, we load the named plugins in the order specified. - def registered_plugins - config.plugins - end - - def explicit_plugin_loading_order? - !registered_plugins.nil? - end - - def report_nonexistant_or_empty_plugin! - plugin_does_not_exist! unless plugin_path? - end - - def lib_path - File.join(directory, 'lib') - end - - def init_path - File.join(directory, 'init.rb') - end - - def has_lib_directory? - File.directory?(lib_path) - end - - def has_init_file? - File.file?(init_path) - end - - def add_to_load_path! - # Add lib to load path *after* the application lib, to allow - # application libraries to override plugin libraries. - if has_lib_directory? - application_lib_index = $LOAD_PATH.index(application_library_path) || 0 - $LOAD_PATH.insert(application_lib_index + 1, lib_path) - Dependencies.load_paths << lib_path - Dependencies.load_once_paths << lib_path - end - end - - def application_library_path - File.join(RAILS_ROOT, 'lib') - end - - # Allow plugins to reference the current configuration object - def config - initializer.configuration - end - - def register_plugin_as_loaded - initializer.loaded_plugins << name - end - - # Evaluate in init.rb - def evaluate - silence_warnings { eval(IO.read(init_path), binding, init_path)} if has_init_file? - end - - def <=>(other_plugin_loader) - if explicit_plugin_loading_order? - if non_existent_plugin = [self, other_plugin_loader].detect {|plugin| !registered_plugins.include?(plugin.name)} - plugin_does_not_exist!(non_existent_plugin.name) - end - - registered_plugins.index(name) <=> registered_plugins.index(other_plugin_loader.name) - else - name <=> other_plugin_loader.name - end - end - end - end -end diff --git a/railties/lib/plugin/locator.rb b/railties/lib/plugin/locator.rb deleted file mode 100644 index 6c4f2605bb..0000000000 --- a/railties/lib/plugin/locator.rb +++ /dev/null @@ -1,59 +0,0 @@ -module Rails - module Plugin - class Locator - include Enumerable - attr_reader :initializer - - def initialize(initializer) - @initializer = initializer - end - - def plugins - located_plugins.select(&:enabled?).sort - end - - def each(&block) - plugins.each(&block) - end - - def plugin_names - plugins.map(&:name) - end - - private - def located_plugins - raise "The `located_plugins' method must be defined by concrete subclasses of #{self.class}" - end - end - - class FileSystemLocator < Locator - private - def located_plugins - initializer.configuration.plugin_paths.flatten.inject([]) do |plugins, path| - plugins.concat locate_plugins_under(path) - plugins - end.flatten - end - - # This starts at the base path looking for directories that pass the plugin_path? test of the Plugin::Loader. - # Since plugins can be nested arbitrarily deep within an unspecified number of intermediary directories, - # this method runs recursively until it finds a plugin directory. - # - # e.g. - # - # locate_plugins_under('vendor/plugins/acts/acts_as_chunky_bacon') - # => 'acts_as_chunky_bacon' - def locate_plugins_under(base_path) - Dir.glob(File.join(base_path, '*')).inject([]) do |plugins, path| - plugin_loader = initializer.configuration.plugin_loader.new(initializer, path) - if plugin_loader.plugin_path? && plugin_loader.enabled? - plugins << plugin_loader - elsif File.directory?(path) - plugins.concat locate_plugins_under(path) - end - plugins - end - end - end - end -end
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