Class: RolesController

Inherits:
ApplicationController show all
Includes:
Models
Defined in:
app/controllers/roles_controller.rb

Overview

@File Name :roles_controller.rb

@Company Name :Mindfire Solutions Pvt. Ltd.

@Creator Name :Indranil Mukherjee

@Date Created :2012-06-04

@Date Modified                        :2012-06-14

@Last Modification Details            :Making it as mcms project standard

@Purpose                              :This controller is responsible for creating,
                                       editing,destroying roles

Instance Method Summary collapse

Methods included from Models

#get_all_plugins, #get_models, get_module_name, #get_relations, #manipulated_array

Instance Method Details

#create ⇒ Object

@Params : Hash

@Returns                              : Nothing is returned POST mcms/roles/
@Purpose                              : Instantiating a new role



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# File 'app/controllers/roles_controller.rb', line 95

def create
  # instantiating a role with passed parameters
  @role = Role.new(params[:role])

  # getting all plugins(modules) in current application
  
  @all_plugins = get_all_plugins

  respond_to do |format|

    if @role.save # saving the role

      # iterating existing plugins and creating plugin access for the role being saved
      # we have used conditional statements to set boolean values for crud access to each module.

      @all_plugins.each do |plugin|

        p = Plugin.new

        p.role_module = plugin.last

        models = ExistingModel.find_by_plugin_name(plugin.last)

        if models.nil?
          plugin.each do |pl|

            existing_model = ExistingModel.new
            existing_model.plugin_name = plugin.last
            existing_model.model_name = pl
            existing_model.save

          end

        end

        all = plugin.last + ALL

        read = plugin.last + READ

        create = plugin.last + CREATE

        update = plugin.last + UPDATE

        destroy = plugin.last + DESTROY

        if params[all] == "1"

          p.role_manage  = true # setting access control

        else

          p.role_manage = false # resetting access control

        end


        if params[read] == "1" || params[all] == "1"

          p.role_read = true

        else

          p.role_read = false

        end

        if params[create] == "1" || params[all] == "1"

          p.role_create = true

        else

          p.role_create = false

        end

        if params[update] == "1" || params[all] == "1"

          p.role_update = true

        else

          p.role_update = false

        end

        if params[destroy] == "1" || params[all] == "1"

          p.role_destroy = true

        else

          p.role_destroy = false

        end

        p.role_id = @role.id # associating the role being saved

        p.save # saving each plugin access control

      end

      format.html  { redirect_to(roles_path,
          :notice => t(:role_create_success,:default => 'Role was successfully created.')) } # HTML response

      format.json  { render :json => @role,
        :status => :created, :location => @role } # json response
    else

      # if any exception occured recreate the role
      format.html  { render :action => "new" } # HTML response

      format.json  { render :json => @role.errors,
        :status => :unprocessable_entity } # json response

    end

  end

end

#destroy ⇒ Object

@Params : Integer

@Returns                              : Nothing is returned DELETE mcms/roles/1/
@Purpose                              : Destroying an existing role



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# File 'app/controllers/roles_controller.rb', line 365

def destroy

  @role = Role.find(params[:id]) # Select a role to be destroyed

  @role.destroy # delete the role

  respond_to do |format|

    format.html { redirect_to roles_url } # HTML response

    format.json { head :no_content }  # JSON response

  end

end

#edit ⇒ Object

@Params : Integer

@Returns                              : Nothing is returned PUT mcms/roles/1/edit
@Purpose                              : Updating an existing role



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# File 'app/controllers/roles_controller.rb', line 221

def edit

  @all_plugins = get_all_plugins # fetching all the plugins

  @role = Role.find(params[:id]) # fetching the role to be updated

  respond_to do |f|

    f.html      #HTML response

    f.json {render :json => @role} #JSON response

  end

end

#index ⇒ Object

@Params : No parameter

@Returns                              : Nothing is returned GET mcms/roles
@Purpose                              : Showing all existing roles



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# File 'app/controllers/roles_controller.rb', line 53

def index

  @roles = Role.all # fetching all roles

  respond_to do |f|

    f.html  # output as HTML

    f.json {render :json => @roles} # output as json

  end

end

#new ⇒ Object

@Params : No parameter

@Returns                              : Nothing is returned GET mcms/roles/new
@Purpose                              : Instantiating a new role



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# File 'app/controllers/roles_controller.rb', line 73

def new

  @all_plugins = get_all_plugins # getting all plugins(modules) in current application

  @role = Role.new # instantiating a new role

  respond_to do |f|

    f.html # output as HTML

    f.json {render :json => @role} # output as json

  end

end

#update ⇒ Object

@Params : Integer

@Returns                              : Nothing is returned PUT mcms/roles/1/edit
@Purpose                              : Updating an existing role



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# File 'app/controllers/roles_controller.rb', line 242

def update

  # Finding the role to be updated by ID
  @role = Role.find(params[:id])

  # Fetching all the available plugins
  @all_plugins = get_all_plugins

  respond_to do |format|

    if @role.update_attributes(params[:role]) # updating the role

      # plugins access control is also updated with conditional checks.

      @all_plugins.each do |plugin|

        p = Plugin.find_by_role_module(plugin.last)

        if p.nil?

          p = Plugin.new

        end
        models = ExistingModel.find_by_plugin_name(plugin.last)

        if models.nil?

          plugin.each do |pl|

            existing_model = ExistingModel.new
            existing_model.plugin_name = plugin.last
            existing_model.model_name = pl
            existing_model.save

          end

        end

        p.role_module = plugin.last

        all = plugin.last + ALL

        read = plugin.last + READ

        create = plugin.last + CREATE

        update = plugin.last + UPDATE

        destroy = plugin.last + DESTROY

        if params[all] == "1"

          p.role_manage  = true
        else
          p.role_manage = false
        end


        if params[read] == "1" || params[all] == "1"

          p.role_read = true
        else
          p.role_read = false
        end

        if params[create] == "1" || params[all] == "1"

          p.role_create = true
        else
          p.role_create = false
        end

        if params[update] == "1" || params[all] == "1"

          p.role_update = true

        else

          p.role_update = false

        end

        if params[destroy] == "1" || params[all] == "1"

          p.role_destroy = true

        else

          p.role_destroy = false

        end

        p.role_id = @role.id

        p.save

      end


      format.html  { redirect_to(roles_path,
          :notice => t(:role_update_success,:default => 'Role was successfully updated.')) } # HTML response

      format.json  { head :no_content } # JSON Response

    else

      format.html  { render :action => "edit" } # Failed HTML response to update again

      format.json  { render :json => @role.errors,
        :status => :unprocessable_entity } # Failed JSON response to update again

    end

  end

end