Class: WebsocketRails::EventMap::Namespace

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/websocket_rails/event_map.rb

Overview

Stores route map for nested namespaces

Constant Summary

Constants included from Logging

Logging::ANSI, Logging::LOGGABLE_DATA

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logging

#color_for_level, #colorize, configure, #log, #log_data?, #log_event, #log_event?, #log_event_end, #log_event_start, #log_exception, #log_header, log_level, #wrap

Constructor Details

#initialize(name, dispatcher, parent = nil) ⇒ Namespace

Returns a new instance of Namespace.



82
83
84
85
86
87
88
89
 
# File 'lib/websocket_rails/event_map.rb', line 82

def initialize(name,dispatcher,parent=nil)
  @name        = name
  @parent      = parent
  @dispatcher  = dispatcher
  @actions     = Hash.new {|h,k| h[k] = Array.new}
  @controllers = Hash.new
  @namespaces  = Hash.new
end

Instance Attribute Details

#actions ⇒ Object (readonly)

Returns the value of attribute actions.



80
81
82
 
# File 'lib/websocket_rails/event_map.rb', line 80

def actions
  @actions
end

#controllers ⇒ Object (readonly)

Returns the value of attribute controllers.



80
81
82
 
# File 'lib/websocket_rails/event_map.rb', line 80

def controllers
  @controllers
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



80
81
82
 
# File 'lib/websocket_rails/event_map.rb', line 80

def name
  @name
end

#namespaces ⇒ Object (readonly)

Returns the value of attribute namespaces.



80
81
82
 
# File 'lib/websocket_rails/event_map.rb', line 80

def namespaces
  @namespaces
end

#parent ⇒ Object (readonly)

Returns the value of attribute parent.



80
81
82
 
# File 'lib/websocket_rails/event_map.rb', line 80

def parent
  @parent
end

Instance Method Details

#find_or_create(namespace) ⇒ Object 



91
92
93
94
95
96
97
 
# File 'lib/websocket_rails/event_map.rb', line 91

def find_or_create(namespace)
  unless child = namespaces[namespace]
    child = Namespace.new namespace, @dispatcher, self
    namespaces[namespace] = child
  end
  child
end

#routes_for(event, event_namespace = nil, &block) ⇒ Object

Iterates through the namespace tree and yields all controller/action pairs stored for the target event.



108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
 
# File 'lib/websocket_rails/event_map.rb', line 108

def routes_for(event, event_namespace=nil, &block)

  # Grab the first level namespace from the namespace array
  # and remove it from the copy.
  event_namespace = copy_event_namespace( event, event_namespace ) || return
  namespace       = event_namespace.shift

  # If the namespace matches the current namespace and we are
  # at the last namespace level, yield any controller/action
  # pairs for this event.
  #
  # If the namespace does not match, search the list of child
  # namespaces stored at this level for a match and delegate
  # to it's #routes_for method, passing along the current
  # copy of the event's namespace array.
  if namespace == @name and event_namespace.empty?
    actions[event.name].each do |klass,action|
      block.call klass, action
    end
  else
    child_namespace = event_namespace.first
    child = namespaces[child_namespace]
    child.routes_for event, event_namespace, &block unless child.nil?
  end
end

#store(event_name, options) ⇒ Object

Stores controller/action pairs for events subscribed under this namespace.



101
102
103
104
 
# File 'lib/websocket_rails/event_map.rb', line 101

def store(event_name,options)
  klass, action = TargetValidator.validate_target options
  actions[event_name] << [klass,action]
end