Class: Webgen::SourceHandler::Template

Inherits:
Object
  • Object
show all
Includes:
Loggable, Base, WebsiteAccess
Defined in:
lib/webgen/sourcehandler/template.rb

Overview

Source handler for handling template files in Webgen Page Format.

Instance Method Summary collapse

Methods included from Base

#content, #node_exists?, #output_path, #page_from_path, #parent_node

Methods included from Base::OutputPathHelpers

#standard_output_path

Methods included from Loggable

#log, #puts

Methods included from WebsiteAccess

included, website

Instance Method Details

#create_node(path) ⇒ Object

Create a template node for path.



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# File 'lib/webgen/sourcehandler/template.rb', line 13

def create_node(path)
  page = page_from_path(path)
  super(path) do |node|
    node.node_info[:page] = page
  end
end

#default_template(dir_node, lang) ⇒ Object

Return the default template for the directory node dir. If the template node is not found, the parent directories are searched.



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# File 'lib/webgen/sourcehandler/template.rb', line 52

def default_template(dir_node, lang)
  template_node = dir_node.resolve(website.config['sourcehandler.template.default_template'], lang)
  if template_node.nil?
    if dir_node.is_root?
      log(:warn) { "No default template in root directory found!" }
    else
      template_node = default_template(dir_node.parent, lang)
    end
  end
  template_node
end

#templates_for_node(node, lang = node.lang) ⇒ Object

Return the template chain for node.



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# File 'lib/webgen/sourcehandler/template.rb', line 21

def templates_for_node(node, lang = node.lang)
  cached_template = (website.cache.volatile[[node.alcn, :templates]] ||= {})
  if cached_template[lang]
    template_node = cached_template[lang]
  elsif node['template'].kind_of?(String)
    template_node = node.resolve(node['template'], lang)
    if template_node.nil?
      log(:warn) { "Specified template '#{node['template']}' for <#{node.alcn}> not found, using default template!" }
      template_node = default_template(node.parent, lang)
    end
    cached_template[lang] = template_node
  elsif node.meta_info.has_key?('template') && node['template'].nil?
    template_node = cached_template[lang] = nil
  else
    log(:info) { "Using default template in language '#{lang}' for <#{node.alcn}>" }
    template_node = default_template(node.parent, lang)
    if template_node == node && !node.parent.is_root?
      template_node = default_template(node.parent.parent, lang)
    end
    cached_template[lang] = template_node
  end

  if template_node.nil?
    []
  else
    (template_node == node ? [] : templates_for_node(template_node, lang) + [template_node])
  end
end