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Defect #6324 » 0001-implement-redmine-plugin-loader.patch

Tim Felgentreff, 2010-09-08 01:14

View differences:

config/environment.rb
50 50
  # It will automatically turn deliveries on
51 51
  config.action_mailer.perform_deliveries = false
52 52

  
53
  # Use redmine's custom plugin locater
54
  require File.join(RAILS_ROOT, "lib/redmine_plugin_locator")
55
  config.plugin_locators = [RedminePluginLocator]
56

  
53 57
  config.gem 'rubytree', :lib => 'tree'
54 58
  
55 59
  # Load any local configuration that is kept out of source control
lib/redmine/plugin.rb
17 17

  
18 18
module Redmine #:nodoc:
19 19

  
20
  class PluginNotFound < StandardError; end
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  class PluginNotFound < StandardError
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    attr_reader :plugin_id
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    def initialize(plug_id=nil)
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      super
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      @plugin_id = plug_id
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    end
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  end
21 27
  class PluginRequirementError < StandardError; end
22 28
  
23 29
  # Base class for Redmine plugins.
......
44 50
  # When rendered, the plugin settings value is available as the local variable +settings+
45 51
  class Plugin
46 52
    @registered_plugins = {}
53
    @deferred_plugins   = {}
54

  
47 55
    class << self
48
      attr_reader :registered_plugins
56
      attr_reader :registered_plugins, :deferred_plugins
49 57
      private :new
50 58

  
51 59
      def def_field(*names)
......
63 71
    
64 72
    # Plugin constructor
65 73
    def self.register(id, &block)
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      p = new(id)
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      p.instance_eval(&block)
68
      # Set a default name if it was not provided during registration
69
      p.name(id.to_s.humanize) if p.name.nil?
70
      # Adds plugin locales if any
71
      # YAML translation files should be found under <plugin>/config/locales/
72
      ::I18n.load_path += Dir.glob(File.join(RAILS_ROOT, 'vendor', 'plugins', id.to_s, 'config', 'locales', '*.yml'))
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      registered_plugins[id] = p
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      begin
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        id = id.to_sym
76
        p = new(id)
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        p.instance_eval(&block)
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        # Set a default name if it was not provided during registration
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        p.name(id.to_s.humanize) if p.name.nil?
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        # Adds plugin locales if any
81
        # YAML translation files should be found under <plugin>/config/locales/
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        ::I18n.load_path += Dir.glob(File.join(RAILS_ROOT, 'vendor', 'plugins', id.to_s, 'config', 'locales', '*.yml'))
83
        registered_plugins[id] = p
84

  
85
        # If there are plugins waiting for us to be loaded, we try loading those, again
86
        if deferred_plugins[id]
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          deferred_plugins[id].each do |ary|
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            plugin_id, block = ary
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            register(plugin_id, &block)
90
          end
91
          deferred_plugins.delete(id)
92
        end
93

  
94
        return p
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      rescue PluginNotFound => e
96
        if RedminePluginLocator.instance.plugin_names.include? e.plugin_id.to_s
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          # The required plugin is going to be loaded later, defer loading this plugin
98
          (deferred_plugins[e.plugin_id] ||= []) << [id, block]
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          return p
100
        else
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          raise e
102
        end
103
      end
74 104
    end
75 105
    
76 106
    # Returns an array off all registered plugins
......
81 112
    # Finds a plugin by its id
82 113
    # Returns a PluginNotFound exception if the plugin doesn't exist
83 114
    def self.find(id)
84
      registered_plugins[id.to_sym] || raise(PluginNotFound)
115
      registered_plugins[id.to_sym] || raise(PluginNotFound.new(id.to_sym))
85 116
    end
86 117
    
87 118
    # Clears the registered plugins hash
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