Class: PageTemplate

Inherits:
Template
  • Object
show all
Defined in:
app/models/page_template.rb

Overview

Schema Information

Table name: templates 

 id                   :integer(4)      not null, primary key
 title                :string(255)
 code                 :text
 type                 :string(255)
 deleted_at           :datetime
 created_at           :datetime
 updated_at           :datetime
 content_element_type :string(255)

Constant Summary

Constants inherited from Template

ALLOCATED_TAGS

Instance Method Summary

Methods inherited from Template

#actions, #clean_code

Instance Method Details

- (Object) parse_parts(code = nil)

parses the given template code to offer several markers, that can be used for cols 



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# File 'app/models/page_template.rb', line 22

def parse_parts(code = nil)
  code ||= self.code
  # parse the given code
  t = Liquid::Template.parse(code)
  keys = []
  # add the several markers to keys = []
  t.root.nodelist.each { |part| keys << part.name if part.is_a? Liquid::Variable }
  # remove allocated tags
  keys.delete_if { |e|  ALLOCATED_TAGS.include?(e) }
  # remove duplicates
  keys.uniq
  # remove not existing parts
  current_keys = TemplatePart.find_all_by_template_id(self.id).collect { |t| t.key  }
  not_existing_parts = current_keys - keys
  not_existing_parts.each { |part| TemplatePart.find_by_template_id_and_key(self.id, part).destroy }
  # create new markers
  keys.each { |key| self.template_parts.find_or_create_by_key(key)  }
end