Class: Jekyll::RemoteCsv::Generator

Inherits:
Generator
  • Object
show all
Defined in:
lib/jekyll/remote_csv.rb

Instance Method Summary collapse

Instance Method Details

#generate(site) ⇒ Object 



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# File 'lib/jekyll/remote_csv.rb', line 13

def generate(site)
  return unless site.config['remote_csv']
  site.config['remote_csv'].each do |source_name, conf|
    csv_string = open(conf['source']).read
    csv_data = CSV.parse(csv_string, headers: true).map(&:to_hash)
    site.collections[source_name] = make_collection(site, source_name, conf, csv_data)
    if conf['group_by']
      group_name = "#{source_name}_by_#{conf['group_by']}"
      site.collections[group_name] = make_group_collection(site, source_name, group_name, conf, site.collections[source_name].docs)
      site.collections[source_name].docs.each do |doc|
        doc.data[group_name] = site.collections[group_name].docs.find do |group|
          group['title'] == doc[conf['group_by']]
        end
      end
    end
    next unless conf['collections']
    conf['collections'].each do |collection_name, key|
      next unless site.collections.key?(collection_name)
      key ||= 'id'
      csv_id_field = conf.fetch('csv_id_field', 'id')
      site.collections[collection_name].docs.each do |doc|
        doc.data[source_name] = site.collections[source_name].docs.find_all do |item|
          item[csv_id_field] == doc[key]
        end
        doc.data[source_name].each do |source_doc|
          reverse_relation_name = conf.fetch('reverse_relation_name', collection_name)
          source_doc.data[reverse_relation_name] = doc
        end
      end
    end
  end
end

#make_collection(site, source_name, conf, csv_data) ⇒ Object 



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# File 'lib/jekyll/remote_csv.rb', line 46

def make_collection(site, source_name, conf, csv_data)
  collection = Collection.new(site, source_name)
  csv_data.each do |item|
    item_id_field = conf.fetch('collection_slug_field', item.keys.first)
    path = File.join(site.source, "_#{source_name}", "#{Jekyll::Utils.slugify(item[item_id_field])}.md")
    doc = Document.new(path, collection: collection, site: site)
    doc.merge_data!(item)
    if site.layouts.key?(source_name)
      doc.merge_data!('layout' => source_name)
    end
    collection.docs << doc
  end
  collection
end

#make_group_collection(site, source_name, group_name, conf, data) ⇒ Object 



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# File 'lib/jekyll/remote_csv.rb', line 61

def make_group_collection(site, source_name, group_name, conf, data)
  collection = Collection.new(site, group_name)
  data.group_by { |d| d[conf['group_by']] }.each do |name, items|
    path = File.join(site.source, "_#{group_name}", "#{Jekyll::Utils.slugify(name)}.md")
    doc = Document.new(path, collection: collection, site: site)
    doc.merge_data!('title' => name, source_name => items)
    if site.layouts.key?(group_name)
      doc.merge_data!('layout' => group_name)
    elsif site.layouts.key?(source_name)
      doc.merge_data!('layout' => source_name)
    end
    collection.docs << doc
  end
  collection
end