Sha256: 30e9fcf33ea3a8f028225904a3733f74b20c1aa20dcb72d20661134f3592e247
Contents?: true
Size: 1.73 KB
Versions: 11
Compression:
Stored size: 1.73 KB
Contents
require 'open-uri'
require 'rexml/document'
# Example:
#
# upcoming = Upcoming.new('http://upcoming.org/syndicate/my_events/<your_user_id>')
# upcoming.events.each do |event|
# puts "#{event.title} @ #{event.timespan} #{event.link} : #{event.description}"
# end
#
class Upcoming
include REXML
def choose(num)
events.last(num)
end
attr_accessor :events, :link, :title, :description, :url
# This object holds given information for an Event
class Event < Struct.new(:link, :title, :description)
def to_s; title end
def timespan
description.split(':')[0]
end
def info
description.split(':')[1]
end
end
# Pass the url to the RSS feed you would like to keep tabs on
# by default this will request the rss from the server right away and
# fill the tasks array
def initialize(url, refresh = true)
self.events = []
self.url = url
self.refresh if refresh
end
# This method lets you refresh the tasks int the tasks array
# useful if you keep the object cached in memory and
def refresh
open(@url) do |http|
parse(http.read)
end
end
private
def parse(body)
xml = Document.new(body)
self.events = []
self.link = XPath.match(xml, "//channel/link/text()").to_s
self.title = XPath.match(xml, "//channel/title/text()").to_s
self.description = XPath.match(xml, "//channel/description/text()").to_s
XPath.each(xml, "//item/") do |elem|
event = Event.new
event.title = XPath.match(elem, "title/text()").to_s
event.link = XPath.match(elem, "link/text()").to_s
event.description = XPath.match(elem, "description/text()").to_s
event.inspect
events << event
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems