Class: ActiveScaffold::DataStructures::ActionLinks
- Inherits:
-
Object
- Object
- ActiveScaffold::DataStructures::ActionLinks
show all
- Includes:
- Enumerable
- Defined in:
- lib/active_scaffold/data_structures/action_links.rb
Instance Attribute Summary collapse
Instance Method Summary
collapse
Constructor Details
Returns a new instance of ActionLinks.
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 5
def initialize
@set = []
@name = :root
end
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Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(name, *args, &block) ⇒ Object
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 139
def method_missing(name, *args, &block)
class_eval %{
def #{name}
@#{name} ||= subgroup('#{name}'.to_sym)
yield @#{name} if block_given?
@#{name}
end
}
send(name, &block)
end
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Instance Attribute Details
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 135
def label
as_(@label) if @label
end
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Returns the value of attribute name.
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 150
def name
@name
end
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Instance Method Details
finds an ActionLink by matching the action
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 45
def [](val)
links = []
@set.each do |item|
if item.is_a?(ActiveScaffold::DataStructures::ActionLinks)
collected = item[val]
links << collected unless collected.nil?
else
links << item if item.action.to_s == val.to_s
end
end
links.first
end
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#add(action, options = {}) ⇒ Object
Also known as:
<<
adds an ActionLink, creating one from the arguments if need be
#add_to_group(link, group = nil) ⇒ Object
adds a link to a specific group groups are represented as a string separated by a dot eg member.crud
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 38
def add_to_group(link, group = nil)
add_to = root
add_to = group.split('.').inject(root){|group, group_name| group.send(group_name)} if group
add_to << link unless link.nil?
end
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#add_to_set(link) ⇒ Object
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 31
def add_to_set(link)
@set << link
end
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 111
def collect
@set
end
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#collect_by_type(type = nil) ⇒ Object
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 105
def collect_by_type(type = nil)
links = []
subgroup(type).each(type) {|link| links << link}
links
end
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#delete(val) ⇒ Object
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 71
def delete(val)
self.each({:include_set => true}) do |link, set|
if link.action.to_s == val.to_s
set.delete link
end
end
end
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#delete_group(name) ⇒ Object
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 79
def delete_group(name)
@set.each do |group|
if group.name == name
@set.delete group
else
group.delete_group(name)
end if group.is_a?(ActiveScaffold::DataStructures::ActionLinks)
end
end
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#each(options = {}, &block) ⇒ Object
iterates over the links, possibly by type
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 90
def each(options = {}, &block)
method = options[:reverse] ? :reverse_each : :each
@set.send(method) do |item|
if item.is_a?(ActiveScaffold::DataStructures::ActionLinks) && !options[:groups]
item.each(options, &block)
else
if options[:include_set]
yield item, @set
else
yield item
end
end
end
end
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#empty? ⇒ Boolean
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 115
def empty?
@set.size == 0
end
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#find_duplicate(link) ⇒ Object
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 58
def find_duplicate(link)
links = []
@set.each do |item|
if item.is_a?(ActiveScaffold::DataStructures::ActionLinks)
collected = item.find_duplicate(link)
links << collected unless collected.nil?
else
links << item if item.action == link.action and item.static_controller? && item.controller == link.controller and item.parameters == link.parameters
end
end
links.first
end
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#subgroup(name, label = nil) ⇒ Object
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# File 'lib/active_scaffold/data_structures/action_links.rb', line 119
def subgroup(name, label = nil)
group = self if name == self.name
group ||= @set.find do |item|
name == item.name if item.is_a?(ActiveScaffold::DataStructures::ActionLinks)
end
if group.nil?
group = ActiveScaffold::DataStructures::ActionLinks.new
group.label = label || name
group.name = name
add_to_set group
end
group
end
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