Sha256: 45ffefcbae9be8ff74c7792b0e8498118d79cc19fa46578e55ce90c640acfacd
Contents?: true
Size: 1.69 KB
Versions: 25
Compression:
Stored size: 1.69 KB
Contents
require 'open-uri'
require 'time'
require 'rexml/document'
class Delicious
include REXML
attr_accessor :url, :items, :link, :title, :days
# This object holds given information of an item
class DeliciousItem < Struct.new(:link, :title, :description, :description_link, :date)
def to_s; title 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 items array
def initialize(url, refresh = true)
self.items = []
self.url = url
self.days = {}
self.refresh if refresh
end
# This method lets you refresh the items in the items 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.items = []
self.link = XPath.match(xml, "//channel/link/text()").first.value rescue ""
self.title = XPath.match(xml, "//channel/title/text()").first.value rescue ""
XPath.each(xml, "//item/") do |elem|
item = DeliciousItem.new
item.title = XPath.match(elem, "title/text()").first.value rescue ""
item.link = XPath.match(elem, "link/text()").first.value rescue ""
item.description = XPath.match(elem, "description/text()").first.value rescue ""
item.date = Time.mktime(*ParseDate.parsedate(XPath.match(elem, "dc:date/text()").first.value)) rescue Time.now
item.description_link = item.description
item.description.gsub!(/<\/?a\b.*?>/, "") # remove all <a> tags
items << item
end
self.items = items.sort_by { |item| item.date }.reverse
end
end
Version data entries
25 entries across 25 versions & 3 rubygems