Twitter scripts/layouts, Twitter import

lib/twitterhelpers.rb

@@ -0,0 +1,28 @@
+def twitter_items()
+  @cache_twitter_items ||= items.select { |d| d[:kind] == 'twitter' }
+  @cache_twitter_items
+end
+
+def twitter_by_date()
+  @cache_twitter_by_date ||= twitter_items().sort_by { |d| d[:date] }.reverse()
+  @cache_twitter_by_date
+end
+
+def twitter_grouped_by_month
+  @cache_twitter_grouped_by_month ||= twitter_by_date().group_by { |d| "#{d[:date].year}-%02d" % d[:date].month }
+  @cache_twitter_grouped_by_month
+end
+
+def tweet_to_html(tweet)
+  links = tweet.scan(/https?:\/\/[^ ]*[^ .);:!?]/)
+  result = tweet.dup
+  links.each_with_index do |link,n|
+    result.gsub!(link, "{{{link#{n}}}}")
+  end
+  result = html_escape(result)
+  links.each_with_index do |link,n|
+    result.gsub!("{{{link#{n}}}}", "<a href=\"#{link}\">(Link)</a>")
+  end
+  return result
+end
+