Class: UWA::Plugin

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/uwa/plugin.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Plugin

Returns a new instance of Plugin.



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# File 'lib/uwa/plugin.rb', line 13

def initialize
  @list = {}
end

Instance Attribute Details

#list ⇒ Object (readonly)

Returns the value of attribute list.



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# File 'lib/uwa/plugin.rb', line 11

def list
  @list
end

Class Method Details

.method_missing(name, *args) ⇒ Object 



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# File 'lib/uwa/plugin.rb', line 7

def self.method_missing(name, *args)
  self.instance.send(name, *args)
end

Instance Method Details

#load ⇒ Object 



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# File 'lib/uwa/plugin.rb', line 17

def load
  return @list unless @list.empty?

  sdir = File.join(Gem.dir, "specifications")
  gems = Gem::SourceIndex.from_installed_gems(sdir)
  needs = {"uwa" => false}
  gems.each do |path, gem|
    next if @list.has_key? gem.name
    check = needs.dup
    gem.dependencies.each do |dep|
      if check.has_key? dep.name
        check[dep.name] = !check[dep.name]
      end
    end
    if (check.select {|name,test| !test}).length == 0
      gem_dir = File.join(Gem.dir, "gems", path)
      file = File.join(gem_dir, "lib", gem.name, "widget.rb")
      before = UWA::Widget.constants rescue []
      require file
      UWA::Server.log(:info, "Load plugin #{gem.name.inspect} v#{gem.version}")
      after = UWA::Widget.constants
      @list[gem.name] = { 
        :base => gem_dir, 
        :class => UWA::Widget.const_get((after - before).first.to_sym),
        :script => Dir[File.join(gem_dir, 'resources', '*.js')],
        :css => Dir[File.join(gem_dir, 'resources', '*.css')]
      }
    end
  end
  @list
end