Module: DomFor::Model

Included in:
DomFor
Defined in:
lib/dom_for/model.rb

Overview

Name of classes Pages: index - users new - user new_user edit - user edit_user show - user show_user

ID name Pages: index - users new - new_user edit - user_1 show - user_1

Data-attributes Pages: index - data-action = index new - data-action = new edit - data-action = edit, data-object-id = 1 show - data-action = show, data-object-id = 1

Instance Method Summary collapse

Instance Method Details

#dom_for_model(klass, attrs = {}, &block) ⇒ String

Creates a div tag with the attributes for the model of ActiveRecord

Examples:

Without the block:

dom_for_model(User) #=> <div class="users" id="users" />

When there is a request:

dom_for_model(User) #=> <div class="users" data-action="show" id="users" />

For the new user:

dom_for_model(User) #=> <div class="user new_user" data-action="new" id="new_user" />

For the saved record (if exists @user):

dom_for_model(User) #=> <div class="user show_user" data-action="show" data-object-id="1" data-object="users" id="user_1" />

With the additional attributes:

dom_for_model(User, admin: true) #=> <div class="user show_user" data-action="show" data-admin="true" data-object-id="1" data-object="users" id="user_1" />

With the block:

dom_for_model(User, admin: true) do
  tag(:span)
end #=> <div class="user show_user" data-action="show" data-admin="true" data-object-id="1" data-object="users" id="user_1"><span /></div>

Parameters:

  • klass (Class) —

    Model of ActiveRecord::Base

  • attrs (Hash) (defaults to: {}) —

    Additional attributes for the record

  • block (Proc) —

    Block for a div tag

Returns:

  • (String) —

    Sanitized HTML string



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# File 'lib/dom_for/model.rb', line 54

def dom_for_model(klass, attrs={}, &block)
  object_classes  = []
  class_name      = klass.to_s.underscore
  request_action  = request.path_parameters[:action]

  attrs.merge!(action: request_action) if request_action.present?

  object = instance_variable_get("@#{class_name}")

  object_id = if object
                if object.persisted?
                  attrs = attrs.merge(object_id: object.id, object: class_name.pluralize)
                end

                object_classes << dom_class(klass)
                object_classes << dom_class(klass, request_action) if request_action.present?

                dom_id(object)
              else
                object_classes << class_name.pluralize

                class_name.pluralize
              end

  if block_given?
    content_tag(:div, id: object_id, class: object_classes.join(' '), data: attrs, &block)
  else
    tag(:div, id: object_id, class: object_classes.join(' '), data: attrs)
  end

rescue
  content_tag(:div, &block)
end