Module: ParentControl

Extended by:

ActiveSupport::Concern

Included in:

AbstractResourcesController

Defined in:

app/controllers/concerns/parent_control.rb

Instance Method Summary

• #find_parent(path = nil, parms = nil) ⇒ Object

  /employees/1/teams /employees/1/teams/5 /employees/1/teams/5/attach /theatres/2/contacts/5/uris.js.

• #parent ⇒ Object
• #parent? ⇒ Boolean
• #parent_class ⇒ Object
• #parent_class=(val) ⇒ Object
• #parent_url(options = {}) ⇒ Object

  parent_url returns the parent url - /employees/1.

• #recognise_parent(elems) ⇒ Object

  { :action=>"attach", :user_id=>"2" }.

• #recognise_path(path) ⇒ Object

  ['theatres','5','contacts','2','uris.js'].

• #recognise_resource(elems) ⇒ Object

  :action=>"attach", :user_id=>"2", :id=>"3".

• #set_parents ⇒ Object

  build an array of the resource - particular to .

  #update_parenthood ⇒ Object

  /employees/1/teams/new # /employees/1/teams/1/edit # /employees/1/teams/1/delete.

  Instance Method Details

  #find_parent(path = nil, parms = nil) ⇒ Object

  /employees/1/teams /employees/1/teams/5 /employees/1/teams/5/attach /theatres/2/contacts/5/uris.js

  # File 'app/controllers/concerns/parent_control.rb', line 54
  
  def find_parent path=nil, parms=nil
    path ||= request.path
    parms ||= params
    if parms[:parent].nil? #or params[:parent_id].nil?
      paths=path.split("/")
      paths.pop if %w{new edit show create update delete index}.include? paths[-1]
      return nil if (paths.size < 3) #or (paths.size==4 and %w{edit new}.include?( parms[:action]))
      recognise_path paths.join("/")
    else
      parms[:parent].classify.constantize.find(parms[:parent_id])
    end
  end

  #parent ⇒ Object

  # File 'app/controllers/concerns/parent_control.rb', line 10
  
  def parent
    @parent ||= find_parent
  end

  #parent? ⇒ Boolean

  Returns:

  • (Boolean)

  # File 'app/controllers/concerns/parent_control.rb', line 23
  
  def parent?
    !(%w{NilClass TrueClass FalseClass}.include? parent.class.to_s)
  end

  #parent_class ⇒ Object

  # File 'app/controllers/concerns/parent_control.rb', line 15
  
  def parent_class
    @parent_class ||= @parent.class
  end

  #parent_class=(val) ⇒ Object

  # File 'app/controllers/concerns/parent_control.rb', line 19
  
  def parent_class= val
    @parent_class = val
  end

  #parent_url(options = {}) ⇒ Object

  parent_url returns the parent url - /employees/1

  # File 'app/controllers/concerns/parent_control.rb', line 29
  
  def parent_url options={}
    parent? ? url_for(@parent) : ""
    # parent? ? ( "/%s/%s" % [ @parent.class.table_name, @parent.id ] ) : ""
  rescue Exception => e
    scoop_from_error e
  end

  #recognise_parent(elems) ⇒ Object

  { :action=>"attach", :user_id=>"2" }

  # File 'app/controllers/concerns/parent_control.rb', line 90
  
  def recognise_parent elems
    elems.delete :action
    arr = elems.keys.first.to_s.split("_")
    return nil unless arr.include? "id"
    arr.pop
    arr.join("_").singularize.classify.constantize.find(elems.values.first)
  rescue
    nil
  end

  #recognise_path(path) ⇒ Object

  ['theatres','5','contacts','2','uris.js']

  # File 'app/controllers/concerns/parent_control.rb', line 68
  
  def recognise_path path
    path_elements = Rails.application.routes.recognize_path path.gsub /\..*$/,''   # "/admin/users/2/printers/3/attach" => {:controller=>"printers", :action=>"attach", :user_id=>"2", :id=>"3"}
    recognise_parent( recognise_resource( path_elements ) )
  
  rescue Exception => e
    nil
    # return [ nil, nil, false ] if e.class.to_s == "ActionController::RoutingError"
  
  end

  #recognise_resource(elems) ⇒ Object

  :action=>"attach", :user_id=>"2", :id=>"3"

  # File 'app/controllers/concerns/parent_control.rb', line 79
  
  def recognise_resource elems
    resource_class = elems.delete(:controller).singularize.classify.constantize
    resource = resource_class.find( elems.delete(:id) )
    elems
  rescue Exception => e
    return elems if e.class.to_s == "ActiveRecord::RecordNotFound"
    resource_class = nil
    elems
  end

  #set_parents ⇒ Object

  build an array of the resource - particular to