Class: DcMenuRenderer
- Inherits:
-
Object
- Object
- DcMenuRenderer
- Includes:
- DcApplicationHelper
- Defined in:
- app/helpers/dc_menu_renderer.rb
Overview
Default menu renderer for dc_menus collection. Renderer produces output for rendering menu with (theoretically) infinite level of sub menus. In practice reasonable maximum level of 4 is advised.
Example (as used in design):
dc_render(:dc_menu, name: 'my_menu')
# when :name option is ommited it will use site document's menu_name field
dc_render(:dc_menu)
Instance Attribute Summary
Attributes included from DcApplicationHelper
#design, #form, #ids, #options, #page, #page_title, #part, #parts, #site, #tables
Instance Method Summary collapse
-
#default ⇒ Object
Creates default menu.
-
#do_menu_level(menu, options = {}) ⇒ Object
Creates HTML code required for submenu on single level.
-
#find_selected ⇒ Object
Return selected topmenu level.
-
#initialize(parent, opts) ⇒ DcMenuRenderer
constructor
Object initialization.
-
#link_4edit(opts) ⇒ Object
Creates edit link if in edit mode.
-
#link_4menu(item) ⇒ Object
Returns html code required to create single link in a menu.
-
#render_css ⇒ Object
Return CSS part of code.
-
#render_html ⇒ Object
Renderer dispatcher.
Methods included from DcApplicationHelper
#_origin, #dc_add2_record_cookie, #dc_big_table, #dc_choices4, #dc_choices4_all_collections, #dc_choices4_cmsmenu, #dc_choices4_folders_list, #dc_choices4_menu, #dc_choices4_site_policies, #dc_date_time, #dc_deprecate, #dc_dont?, #dc_edit_mode?, #dc_edit_title, #dc_error_messages_for, #dc_flash_messages, #dc_format_date_time, #dc_get_site, #dc_icon4_boolean, #dc_iframe_edit, #dc_label_for, #dc_limit_string, #dc_link_for_create, #dc_link_for_edit, #dc_link_for_edit1, #dc_link_menu_tag, #dc_link_to, #dc_name4_id, #dc_name4_value, #dc_new_title, #dc_page_class, #dc_page_edit_menu, #dc_render, #dc_render_design, #dc_replace_in_design, #dc_submit_tag, #dc_table_title, #dc_user_can_view, #dc_user_has_role, #decamelize_type, #forms_merge, #t, #t_name, #t_tablename
Constructor Details
#initialize(parent, opts) ⇒ DcMenuRenderer
Object initialization. Will also prepare DcMenu document.
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# File 'app/helpers/dc_menu_renderer.rb', line 41 def initialize( parent, opts ) #:nodoc: @parent = parent opts[:name] ||= parent.site. # default in site @menu = DcMenu.find_by(name: opts[:name].to_s) @opts = opts self end |
Instance Method Details
#default ⇒ Object
Creates default menu.
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# File 'app/helpers/dc_menu_renderer.rb', line 142 def default return "(#{@opts[:name]}) menu not found!" if @menu.nil? # @selected = find_selected html = '' html << "<div id='#{@menu.div_name}'>" unless @menu.div_name.blank? html << (@menu, table: 'dc_menu') html << "</div>" unless @menu.div_name.blank? end |
#do_menu_level(menu, options = {}) ⇒ Object
Creates HTML code required for submenu on single level. Subroutine of default.
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# File 'app/helpers/dc_menu_renderer.rb', line 106 def (, ={}) html = '<ul>' if @opts[:edit_mode] > 1 [:title] = .respond_to?('name') ? .name : . # 1. level or submenus [:id] = ._id html << link_4edit() end # sort items acording to :order ..order_by(order: 1).each do |item| next unless item.active # menu can be hidden from user can_view, msg = dc_user_can_view(@parent, item) next unless can_view html << if item.id == @selected.id "<li class=\"menu-selected\">#{ (item) }" else "<li>#{ (item) }" end # do submenu if (sub = item.).size > 0 if @opts[:edit_mode] > 1 opts = .clone opts['ids'] = (opts['ids'] ? "#{opts['ids']};" : '') + ._id.to_s opts['table'] = (opts['table'] ? "#{opts['table']};" : '') + 'dc_menu_item' end html << (item, opts) end html << '</li>' end html << '</ul>' end |
#find_selected ⇒ Object
Return selected topmenu level.
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# File 'app/helpers/dc_menu_renderer.rb', line 52 def find_selected ret = @menu..find( @parent.page. ) if @parent.page. # return first if not found (something is wrong) ret ||= @menu.[0] end |
#link_4edit(opts) ⇒ Object
Creates edit link if in edit mode.
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# File 'app/helpers/dc_menu_renderer.rb', line 61 def link_4edit(opts) #:nodoc: html = '' # return html unless @opts[:edit_mode] > 1 opts.merge!( { controller: 'cmsedit', action: 'edit' } ) title = "#{t('drgcms.edit')}: " opts[:title] = "#{title} #{opts[:title]}" html << '<li>'+dc_link_for_edit(opts)+'</li>' end |
#link_4menu(item) ⇒ Object
Returns html code required to create single link in a menu. Subroutine of do_menu_level.
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# File 'app/helpers/dc_menu_renderer.rb', line 75 def (item) # prepand to link link = if !item.link_prepend.blank? item.link_prepend elsif !@menu.link_prepend.blank? @menu.link_prepend else '' end if item.link.match('http') link = item.link else link += (item.link[0] == '/' ? '' : '/') + item.link link = '/' + link unless link[0] == '/' # link should start with '/' end target = item.target.blank? ? nil : item.target # - in first place won't write caption text = item.[0] == '-' ? '' : item..to_s img_title = item..to_s.sub('-','') # add picture if picture is not blank (item.picture.blank? ? '' : @parent.link_to( @parent.image_tag(item.picture), link, {title: img_title, target: target} )) + (.blank? ? '' : @parent.link_to(, link, {target: target}) ) end |
#render_css ⇒ Object
Return CSS part of code.
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# File 'app/helpers/dc_menu_renderer.rb', line 163 def render_css @menu.css if @menu end |
#render_html ⇒ Object
Renderer dispatcher. Method returns HTML part of code.
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# File 'app/helpers/dc_menu_renderer.rb', line 155 def render_html method = @opts[:method] || 'default' respond_to?(method) ? send(method) : "Error DcMenu: Method #{method} doesn't exist!" end |