Class: Moka::SiteTree::GroupNode

Inherits:
TreeNode show all
Defined in:
lib/commands/lib/site_tree.rb

Instance Attribute Summary collapse

Attributes inherited from TreeNode

#name, #parent

Instance Method Summary collapse

Methods inherited from TreeNode

#children, #find_child, #params, #variables, #vars

Constructor Details

#initialize(name, params = {}, parent = nil) ⇒ GroupNode

Returns a new instance of GroupNode.



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# File 'lib/commands/lib/site_tree.rb', line 118

def initialize(name, params = {}, parent = nil)
  super(name, params, parent)
  @site = parent

  if File.exist? File.expand_path("project/site/#{name}/variables.yml", MOKA_ROOT)
    group_vars = YAML.load_file(File.expand_path("project/site/#{name}/variables.yml", MOKA_ROOT)) || {}
  else
    group_vars = {}
  end
  @site.variables.merge(group_vars).each do |key, value|
    unless RESERVED_NAMES.include? key
      self.instance_variable_set "@#{key}", value
      @variables[key.to_s] = value if group_vars.keys.include? key.to_s
      self.create_method(key) do self.instance_variable_get("@#{key}") end
      self.create_method("#{key}=") do |v| self.instance_variable_set("@#{key}", v); @variables[key.to_s] = v end
    end
  end

  params.each do |key, value|
    key.gsub!(/\s/, "_")
    if value.is_a?(Hash)
      self.instance_variable_set "@#{key}", PageNode.new(key, value, self)
      @children << instance_eval("@#{key}")
    else
      self.instance_variable_set "@#{key}", value
      @params[key.to_s] = value
    end
    self.create_method(key) do self.instance_variable_get("@#{key}") end
  end
end

Instance Attribute Details

#site ⇒ Object

Returns the value of attribute site.



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# File 'lib/commands/lib/site_tree.rb', line 116

def site
  @site
end

Instance Method Details

#find_page(page_name) ⇒ Object

Looks for a page in the group having the name equal to the string passed as argument. Returns the page or nil if no such page was found.



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# File 'lib/commands/lib/site_tree.rb', line 155

def find_page(page_name)
  children.find(page_name)
end

#pages ⇒ Object

Returns a NodeArray object containing all the pages in the group (its children nodes)



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# File 'lib/commands/lib/site_tree.rb', line 150

def pages
  self.children
end

#save ⇒ Object

Save group variables in the variables.yml file



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# File 'lib/commands/lib/site_tree.rb', line 160

def save
  f = File.open( File.expand_path("project/site/#{self.name}/variables.yml", MOKA_ROOT), 'w' ) do |out|
    YAML.dump( variables(false), out )
  end
end