Class: RefinerycmsImageGalleryGenerator

Inherits:
Refinery::Generators::EngineInstaller
  • Object
show all
Defined in:
lib/refinerycms-image-gallery.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ RefinerycmsImageGalleryGenerator

Initialize generator with params #########



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# File 'lib/refinerycms-image-gallery.rb', line 9

def initialize(*args)
  super
  @args = @_initializer.first
  
  @title = @args.first.split(":")
  @name = @title[0]
  @chunk = @title[1]
  @attributes = []
  @column_name = []
  
  # For each param include in migration a new column
  @args.each do |arg|
    unless @args.first == arg
      name = arg.split(":")[0]
      type = arg.split(":")[1]
      @column_name << name
      @attributes << Rails::Generators::GeneratedAttribute.new(name, type)
    end
  end
 
  # Pluralize and camelize the class name
  @plural_name = @name.pluralize
  @plural_class_name = @name.pluralize.camelize
  
  # Check if engine exists
  unless File.directory?("vendor/engines/#{@plural_name}")
    puts "Engine '#{@name}' doesn't exists. Create this engine first."  
    exit
  end

  # Check if migration already exists
  @check_migration = ActiveRecord::Base.connection.table_exists?("#{@plural_name}_images")  

  # Create @attributes variable for new gallery
  if @attributes.empty? && @check_migration
    @columns_exc = ["id", "#{@name}_id", "image_id", "position", "chunk", "created_at", "updated_at"]
    "#{@plural_class_name}Image".constantize.column_names.each_with_index do |name, i|
      type = "#{@plural_class_name}Image".constantize.columns[i].type
      if @columns_exc.index("#{name}").nil?
        @attributes << Rails::Generators::GeneratedAttribute.new(name, type)
      end   
    end
  end

  # Define view class path
  @file_path = "app/views/admin/#{@plural_name}/"
end

Instance Attribute Details

#attributes ⇒ Object

Returns the value of attribute attributes.



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# File 'lib/refinerycms-image-gallery.rb', line 4

def attributes
  @attributes
end

#file_path ⇒ Object

Returns the value of attribute file_path.



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# File 'lib/refinerycms-image-gallery.rb', line 4

def file_path
  @file_path
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/refinerycms-image-gallery.rb', line 4

def name
  @name
end

#plural_class_name ⇒ Object

Returns the value of attribute plural_class_name.



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# File 'lib/refinerycms-image-gallery.rb', line 4

def plural_class_name
  @plural_class_name
end

#plural_name ⇒ Object

Returns the value of attribute plural_name.



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# File 'lib/refinerycms-image-gallery.rb', line 4

def plural_name
  @plural_name
end

Class Method Details

.next_migration_number(path) ⇒ Object

Create a migration relationsheep beetween model and images #########



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# File 'lib/refinerycms-image-gallery.rb', line 62

def self.next_migration_number(path)
  ActiveRecord::Generators::Base.next_migration_number(path)
end

Instance Method Details

#add_js_and_css_to_form ⇒ Object

Insert into form partial the javascripts and css #########



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# File 'lib/refinerycms-image-gallery.rb', line 201

def add_js_and_css_to_form
  unless @check_migration
    page_options = open("app/views/admin/#{@plural_name}/_form.html.erb").grep(/content_for :javascripts/)
    
    if page_options.empty?
      insert_into_file "app/views/admin/#{@plural_name}/_form.html.erb",
        :before => "<%= form_for" do
          "<% content_for :javascripts do %>" +
            "\n\t<script>" +
              "\n\t\t$(document).ready(function(){" +
                "\n\t\t\tpage_options.init(false, '', '');" +
              "\n\t\t});" +
            "\n\t</script>"+
            "\n\t<%= javascript_include_tag 'gallery' %>" +
          "\n<% end %>" +
        
          "\n\n<% content_for :stylesheets do %>" +
            "\n\t<%= stylesheet_link_tag 'gallery' %>" +
          "\n<% end %>\n\n"
      end
    else
      insert_into_file "app/views/admin/#{@plural_name}/_form.html.erb",
        :after => "<% content_for :javascripts do %>" do
          "\n\t<%= javascript_include_tag 'gallery' %>"
      end
      
      insert_into_file "app/views/admin/#{@plural_name}/_form.html.erb",
        :before => "<% content_for :javascripts do %>" do
          "\n<% content_for :stylesheets do %>" +
            "\n\t<%= stylesheet_link_tag 'gallery' %>" +
          "\n<% end %>\n"
      end
    end
  end
end

#add_tab_to_form ⇒ Object

Insert into view image gallery tab #########



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# File 'lib/refinerycms-image-gallery.rb', line 159

def add_tab_to_form
  unless File.exists?("#{file_path}/_images_field_#{@chunk}.html.erb")
    page_parts = open("app/views/admin/#{@plural_name}/_form.html.erb").grep(/page_parts/)
    
    if page_parts.empty?
      insert_into_file "app/views/admin/#{@plural_name}/_form.html.erb",
        :before => '<%= render :partial => "/shared/admin/form_actions",' do
          "\n\t<div class='field'>" +
            "\n\t\t<div id='page-tabs' class='clearfix ui-tabs ui-widget ui-widget-content ui-corner-all'>" +
              "\n\t\t\t<ul id='page_parts'>" +
                "\n\t\t\t\t<li class='ui-state-default'>" +
                  "\n\t\t\t\t\t<%= link_to '#{@chunk.camelize} Gallery', '##{@chunk}_gallery' %>" +
                "\n\t\t\t</li>"+
              "\n\t\t\t</ul>" +
              
              "\n\n\t\t\t<div id='page_part_editors'>" +
                "\n\t\t\t\t<div class='page_part' id='#{@chunk}_gallery'>" +
                  "\n\t\t\t\t\t<%= render :partial => 'images', :locals => { :f => f, :chunk_name => '#{@chunk}' } -%>" +
                "\n\t\t\t\t</div>" +
              "\n\t\t\t</div>" +
            "\n\t\t</div>" +
          "\n\t</div>\n"
      end 
    else
      insert_into_file "app/views/admin/#{@plural_name}/_form.html.erb",
        :after => "<ul id='page_parts'>" do
          "\n\t\t<li class='ui-state-default'>" +
            "\n\t\t\t<%= link_to '#{@chunk.camelize} Gallery', '##{@chunk}_gallery' %>" +
          "\n\t\t</li>"
      end 

      insert_into_file "app/views/admin/#{@plural_name}/_form.html.erb",
        :after => "<div id='page_part_editors'>" do
          "\n\t\t<div class='page_part' id='#{@chunk}_gallery'>" +
            "\n\t\t\t<%= render :partial => 'images', :locals => { :f => f, :chunk_name => '#{@chunk}' } -%>" +
          "\n\t\t</div>"
      end
    end
  end
end

#copy_css ⇒ Object 



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# File 'lib/refinerycms-image-gallery.rb', line 279

def copy_css
  template "stylesheets/gallery.css", File.join("public/stylesheets", "gallery.css")  unless @check_migration
end

#copy_javascript ⇒ Object 



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# File 'lib/refinerycms-image-gallery.rb', line 275

def copy_javascript
  template "javascripts/gallery.js", File.join("public/javascripts", "gallery.js") unless @check_migration
end

#create_model ⇒ Object

Create relationsheep model #########



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# File 'lib/refinerycms-image-gallery.rb', line 111

def create_model
  unless @check_migration
    template 'models/model.rb', File.join('app/models', "#{@plural_name}_image.rb")
  end
end

#create_view_templates ⇒ Object

Create view partial templates for images in gallery #########



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# File 'lib/refinerycms-image-gallery.rb', line 248

def create_view_templates
  unless @check_migration
    template 'views/images.html.erb', File.join(file_path, "_images.html.erb")
    template 'views/image.html.erb', File.join(file_path, "_image.html.erb")
    template 'views/images_field.html.erb', File.join(file_path, "_images_field_#{@chunk}.html.erb")
  else
    unless File.exists?("#{file_path}/_images_field_#{@chunk}.html.erb")
      template 'views/images_field.html.erb', File.join(file_path, "_images_field_#{@chunk}.html.erb")
    end
  end
end

#generate_migration ⇒ Object 



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# File 'lib/refinerycms-image-gallery.rb', line 66

def generate_migration
  unless @check_migration
    migration_template 'migration.rb', "db/migrate/create_#{@plural_name}_images"
    run "rake db:migrate"
  end
end

#insert_chunk_admin_js ⇒ Object

Inserto into admin javascript chunk params #########



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# File 'lib/refinerycms-image-gallery.rb', line 265

def insert_chunk_admin_js
  js_admin_path = "public/javascripts/refinery/admin.js"
  unless @check_migration
    insert_into_file "#{js_admin_path}","\n, chunk: null", :after => ", callback: null"
    insert_into_file "#{js_admin_path}", ",chunk", :after => ", init: function(callback"  
    insert_into_file "#{js_admin_path}","\n\t\tthis.chunk = chunk;", :after => "this.callback = callback;"
    insert_into_file "#{js_admin_path}", ", this.chunk", :after => "this.callback(img_selected"
  end
end

#insert_image_params ⇒ Object

Insert into insert image template new params #########



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# File 'lib/refinerycms-image-gallery.rb', line 238

def insert_image_params
  unless @check_migration
    insert_into_file "app/views/admin/images/insert.html.erb",
      :after => 'image_dialog.init(<%= @callback.present? ? "self.parent.#{@callback}" : "null" %>' do
        ", '<%= params[:chunk] %>'"
    end
  end
end

#insert_into_model ⇒ Object

Insert into models new relations #########



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# File 'lib/refinerycms-image-gallery.rb', line 118

def insert_into_model
  unless @check_migration
    @columns = []
    @column_name.each do |column|
      @columns << ":" + column.to_s + " => image_data['#{column}']"
    end
  
    # Insert into image model
    insert_into_file "app/models/image.rb", :after => "image_accessor :image\n" do
      "\thas_many :#{@plural_name}_images\n" +
      "\thas_many :#{@plural_name}, :through => :#{@plural_name}_images\n"
    end   
  
    # Insert into object model
    insert_into_file "app/models/#{@name}.rb", :after => "ActiveRecord::Base\n" do
      "\n\thas_many :#{@plural_name}_images\n" +
      "\thas_many :images, :through => :#{@plural_name}_images\n" +
      "\n\tdef images_attributes=(data)
    #{plural_class_name}Image.delete_all(:#{@name}_id => self.id)
    data.each_with_index do | ( k, image_data ), i |
      if image_data['id'].present?
        image_gallery = self.#{@plural_name}_images.new(
                                                        :image_id => image_data['id'].to_i, 
                                                        :position => i, 
                                                        :chunk => image_data['chunk'], 
                                                        #{@columns.join(', ')}
                                                      )
        self.#{@plural_name}_images << image_gallery
      end
      self.touch
    end
  end\n"
    end   
  end
end

#override_class_form ⇒ Object

Override your class admin/_form item if not exists #########



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# File 'lib/refinerycms-image-gallery.rb', line 90

def override_class_form
  unless File.exists?("app/views/admin/#{@plural_name}/_form.html.erb")
    run "rake refinery:override view=admin/#{@plural_name}/_form"
  end
end

#override_class_model ⇒ Object

Override the class model if not exists #########



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# File 'lib/refinerycms-image-gallery.rb', line 83

def override_class_model
  unless File.exists?("app/models/#{@name}.rb")
    run "rake refinery:override model=#{@name}"
  end
end

#override_insert_image ⇒ Object

Override inset image view if not exists #########



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# File 'lib/refinerycms-image-gallery.rb', line 97

def override_insert_image
  run "rake refinery:override view=admin/images/insert"
end

#override_javascripts ⇒ Object

Override refinery admin javascript #########



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# File 'lib/refinerycms-image-gallery.rb', line 102

def override_javascripts
  run "rake refinery:override javascript=refinery/admin"
end