Module: Redmine::MenuManager::MenuHelper

Defined in:
lib/redmine/menu_manager.rb

Instance Method Summary collapse

Instance Method Details

#allowed_node?(node, user, project) ⇒ Boolean

See MenuItem#allowed?


194
195
196
# File 'lib/redmine/menu_manager.rb', line 194

def allowed_node?(node, user, project)
  node.allowed?(user, project)
end

#current_menu_itemObject

Returns the current menu item name


74
75
76
# File 'lib/redmine/menu_manager.rb', line 74

def current_menu_item
  controller.current_menu_item
end

#display_main_menu?(project) ⇒ Boolean


83
84
85
86
# File 'lib/redmine/menu_manager.rb', line 83

def display_main_menu?(project)
  menu_name = project && !project.new_record? ? :project_menu : :application_menu
  Redmine::MenuManager.items(menu_name).children.present?
end

#extract_node_details(node, project = nil) ⇒ Object


175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
# File 'lib/redmine/menu_manager.rb', line 175

def extract_node_details(node, project=nil)
  item = node
  url = case item.url
  when Hash
    project.nil? ? item.url : {item.param => project}.merge(item.url)
  when Symbol
    if project
      send(item.url, project)
    else
      send(item.url)
    end
  else
    item.url
  end
  caption = item.caption(project)
  return [caption, url, (current_menu_item == item.name)]
end

161
162
163
164
165
166
167
168
169
170
171
172
173
# File 'lib/redmine/menu_manager.rb', line 161

def menu_items_for(menu, project=nil)
  items = []
  Redmine::MenuManager.items(menu).root.children.each do |node|
    if node.allowed?(User.current, project)
      if block_given?
        yield node
      else
        items << node  # TODO: not used?
      end
    end
  end
  return block_given? ? nil : items
end

#render_main_menu(project) ⇒ Object

Renders the application main menu


79
80
81
# File 'lib/redmine/menu_manager.rb', line 79

def render_main_menu(project)
  render_menu((project && !project.new_record?) ? :project_menu : :application_menu, project)
end

#render_menu(menu, project = nil) ⇒ Object


88
89
90
91
92
93
94
# File 'lib/redmine/menu_manager.rb', line 88

def render_menu(menu, project=nil)
  links = []
  menu_items_for(menu, project) do |node|
    links << render_menu_node(node, project)
  end
  links.empty? ? nil : ('ul', links.join("\n").html_safe)
end

#render_menu_node(node, project = nil) ⇒ Object


96
97
98
99
100
101
102
103
104
# File 'lib/redmine/menu_manager.rb', line 96

def render_menu_node(node, project=nil)
  if node.children.present? || !node.child_menus.nil?
    return render_menu_node_with_children(node, project)
  else
    caption, url, selected = extract_node_details(node, project)
    return ('li',
                         render_single_menu_node(node, caption, url, selected))
  end
end

#render_menu_node_with_children(node, project = nil) ⇒ Object


106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
# File 'lib/redmine/menu_manager.rb', line 106

def render_menu_node_with_children(node, project=nil)
  caption, url, selected = extract_node_details(node, project)

  html = [].tap do |html|
    html << '<li>'    # Parent

    html << render_single_menu_node(node, caption, url, selected)

    # Standard children
    standard_children_list = "".html_safe.tap do |child_html|
      node.children.each do |child|
        child_html << render_menu_node(child, project)
      end
    end

    html << (:ul, standard_children_list, :class => 'menu-children') unless standard_children_list.empty?

    # Unattached children
    unattached_children_list = render_unattached_children_menu(node, project)
    html << (:ul, unattached_children_list, :class => 'menu-children unattached') unless unattached_children_list.blank?

    html << '</li>'
  end
  return html.join("\n").html_safe
end

#render_single_menu_node(item, caption, url, selected) ⇒ Object


149
150
151
# File 'lib/redmine/menu_manager.rb', line 149

def render_single_menu_node(item, caption, url, selected)
  link_to(h(caption), url, item.html_options(:selected => selected))
end

#render_unattached_children_menu(node, project) ⇒ Object

Returns a list of unattached children menu items


133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
# File 'lib/redmine/menu_manager.rb', line 133

def render_unattached_children_menu(node, project)
  return nil unless node.child_menus

  "".html_safe.tap do |child_html|
    unattached_children = node.child_menus.call(project)    # Tree nodes support #each so we need to do object detection

    if unattached_children.is_a? Array
      unattached_children.each do |child|
        child_html << (:li, render_unattached_menu_item(child, project))
      end
    else
      raise MenuError, ":child_menus must be an array of MenuItems"
    end
  end
end

#render_unattached_menu_item(menu_item, project) ⇒ Object

Raises:


153
154
155
156
157
158
159
# File 'lib/redmine/menu_manager.rb', line 153

def render_unattached_menu_item(menu_item, project)
  raise MenuError, ":child_menus must be an array of MenuItems" unless menu_item.is_a? MenuItem

  if menu_item.allowed?(User.current, project)
    link_to(menu_item.caption, menu_item.url, menu_item.html_options)
  end
end