@@ -12,21 +12,30 @@ begin require 'hpricot' class GetDoc + attr_accessor :transformation + CACHE_DIR = File.join(File.dirname(__FILE__), "..", "cache") CACHE_REFRESH = 1 * 60 # 1 minute - def initialize(docid, url = "http://docs.google.com/View?id=%s", &block) + GOOGLE_URL = "http://docs.google.com/View?id=%s" + GOOGLE_TRANSFORM = + proc do |hpricot| + (hpricot / "#doc-contents").inner_html. + gsub(/(src|href)="(View\?|File\?)/, "\\1=\"http://docs.google.com/\\2") + end + + def self.reset_cache + FileUtils.rm Dir.glob(File.join(CACHE_DIR, "*")) + end + + def initialize(docid, url = GOOGLE_URL, &block) @docid = docid @url = url - @transformation = block || - proc do |hpricot| - (hpricot / "#doc-contents").inner_html. - gsub(/(src|href)="(View\?|File\?)/, "\\1=\"http://docs.google.com/\\2") - end + @transformation = block || GOOGLE_TRANSFORM end def cache_file - File.join(CACHE_DIR, @docid) + File.join(CACHE_DIR, @docid.gsub("/", "-")) end def cache_age ruby/get_doc.rb @@ -2,8 +2,23 @@ "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <% require File.join(File.dirname(__FILE__), "ruby/get_doc") + # Default document is a Google word processing document google_doc = GetDoc.new("dcjnq5tv_4gw4qk2") - # blog_post = GetDoc.new() + + # Getting a document from somewhere other than google docs is possible, but it + # is a little more complicated, because we need to specify the following: + # 1. The URL of the post without the domain + # 2. The domain of the blog, and the location in the string to insert the post (%s) + # 3. A transformation proc which can extract the content from the blog using hpricot + blog_post = GetDoc.new( + "2008/07/15/lucky-to-be-a-programmer", + "http://blog.inquirylabs.com/%s") do |hpricot| + (hpricot / ".PostHead h1:first").to_html + + (hpricot / ".PostContent:first").inner_html + end + + # Uncomment the following line to have the cache cleared for EVERY page load + # GetDoc.reset_cache %> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"> <head> @@ -33,7 +48,7 @@ <div id="right"> <div class="sideitem"> <h1>Blog Post</h1> - <%= "blog_post" %> + <%= blog_post %> </div> </div> </div> sample.rhtml e1a796b054ae039f0e9e37f11f741fe17d2bf08c Duane Johnson duane.johnson@gmail.com http://github.com/canadaduane/getdoc/commit/41a631a589f78426c95f4c008def60b87911b483 41a631a589f78426c95f4c008def60b87911b483

2008-07-20T21:25:54-07:00

Added example of non-google-doc usage daf2021a7bc081a3af6e344948dd0e5b6ffe2e59 Duane Johnson duane.johnson@gmail.com