Class: DocTemplate::Tables::Agenda

Inherits:
Base
  • Object
show all
Defined in:
lib/doc_template/tables/agenda.rb

Constant Summary collapse

HEADER_LABEL = 
'[agenda]'
ICONS_KEY = 
'icon'
MATERIALS_KEY = 
'materials'
METADATA_HEADER_LABEL = 
'metadata'
GENERAL_TAG = 
'general'

Constants inherited from Base

Base::SPLIT_REGEX

Instance Attribute Summary

Attributes inherited from Base

#errors

Instance Method Summary collapse

Methods inherited from Base

#collect_and_render_tags, #fetch_materials, #initialize, parse, #parse_in_context, #table_exist?

Constructor Details

This class inherits a constructor from DocTemplate::Tables::Base

Instance Method Details

#data ⇒ Object 



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# File 'lib/doc_template/tables/agenda.rb', line 55

def data
  @data || []
end

#parse(fragment, *_args) ⇒ Object 



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# File 'lib/doc_template/tables/agenda.rb', line 12

def parse(fragment, *_args)
  xpath = "table[.//*[case_insensitive_contains(text(), '#{HEADER_LABEL}')]]"
  table = fragment.at_xpath(xpath, XpathFunctions.new)
  return self unless table

  # retain new lines
  table.search('br').each { |br| br.replace("\n") }
  @data = []

  # skip the header
  table.xpath('./*/tr[position() > 1]').each_with_index do |tr, index|
    # take the only two fields
    metadata, metacognition = tr.xpath('./td')

    # identify the referencing tag
    next unless metadata.content.present?

    tag_name, tag_value = DocTemplate::FULL_TAG.match(metadata.content).try(:captures)

    element = {
      id: tag_value.parameterize,
      title: tag_value.gsub(/^\p{Space}*/, ''),
      metadata: parse_metadata(metadata),
      metacognition: parse_metacognition(metacognition),
      children: []
    }

    # the group tags are parents and the following
    # sections after each group are children of that group
    if tag_name.downcase.include?('group')
      @data << element
    elsif index.zero?
      @data << { id: GENERAL_TAG, title: GENERAL_TAG.humanize, metadata: {}, metacognition: {}, children: [] }
      @data.last[:children] << element
    else
      @data.last[:children] << element
    end
  end

  table.remove
  self
end