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module CineworldUk
# Internal utility classes: Do not use
# @api private
module Internal
# Parses a chunk of HTML to derive movie showing data
class FilmWithScreeningsParser
# css selector for film name
FILM_NAME_CSS = 'h3.h1 a[href*=whatson]'
# css selector for performances
PERFORMANCES_CSS = '.schedule .performances > li'
# @param [String] film_html a chunk of html
def initialize(film_html)
@film_html = film_html.to_s
end
# The cinema id
# @return [String]
def cinema_id
name_doc.to_s.match(/cinema=(\d+)/)[1].to_i
end
# The film name
# @return [String]
def film_name
name_doc.children[0].to_s
end
# attributes of all the screenings
# @return [Array<Hash>]
def to_a
performances_doc.map do |node|
next unless screening_parser_hash(node)
screening_parser_hash(node).merge(film_hash)
end.compact
end
private
def doc
@doc ||= Nokogiri::HTML(@film_html)
end
def film_hash
@film_hash ||= { cinema_id: cinema_id, film_name: film_name }
end
def name_doc
@name_doc ||= doc.css(FILM_NAME_CSS)
end
def performances_doc
@performances_doc ||= doc.css(PERFORMANCES_CSS)
end
def screening_parser_hash(node)
ScreeningParser.new(node).to_hash
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems