From a8ddf7c2824b5be7a40a2d7bb1d07232c4e47f35 Mon Sep 17 00:00:00 2001
From: orangeudav <orangeudav@gmail.com>
Date: Tue, 24 Jul 2012 10:41:56 +0400
Subject: [PATCH] support for multiple tag category inside each item

---
 lib/simple-rss.rb      | 21 ++++++++++++++-------
 test/base/base_test.rb |  9 ++++++++-
 2 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/lib/simple-rss.rb b/lib/simple-rss.rb
index fc375ab..21bc12d 100644
--- a/lib/simple-rss.rb
+++ b/lib/simple-rss.rb
@@ -120,13 +120,20 @@ def parse
   				  nil
   				end
   				item[clean_tag("#{tag}_#{attrib}")] = clean_content(tag, attrib, $3) if $3
-		    else
-  				if match[3] =~ %r{<(rss:|atom:)?#{tag}(.*?)>(.*?)</(rss:|atom:)?#{tag}>}mi
-  					nil
-  				elsif match[3] =~ %r{<(rss:|atom:)?#{tag}(.*?)/\s*>}mi
-  					nil
-  				end
-  				item[clean_tag(tag)] = clean_content(tag, $2, $3) if $2 || $3
+        elsif tag.to_s == 'category'
+          cats = match[3].scan(%r{<(rss:|atom:)?#{tag}(.*?)>(.*?)</(rss:|atom:)?#{tag}>}mi).map{|m| m[2]}
+          unless cats.empty?
+            item[clean_tag(tag)] = clean_content(tag, nil, cats.last)
+            item[clean_tag(:categories)] = cats.map{|c| clean_content(tag, nil, c)}
+          end
+        else
+          if match[3] =~ %r{<(rss:|atom:)?#{tag}(.*?)>(.*?)</(rss:|atom:)?#{tag}>}mi
+            nil
+          elsif match[3] =~ %r{<(rss:|atom:)?#{tag}(.*?)/\s*>}mi
+            nil
+          end
+
+          item[clean_tag(tag)] = clean_content(tag, $2, $3) if $2 || $3
 				end
 			end
 			def item.method_missing(name, *args) self[name] end
diff --git a/test/base/base_test.rb b/test/base/base_test.rb
index e5a0bcc..87b2c9f 100644
--- a/test/base/base_test.rb
+++ b/test/base/base_test.rb
@@ -68,5 +68,12 @@ def test_atom
 	
 	def test_bad_feed
 	  assert_raise(SimpleRSSError) { SimpleRSS.parse(open(File.dirname(__FILE__) + '/../data/not-rss.xml')) }
-	end
+  end
+
+  def test_multi_category
+    assert_equal "Ruby", @rss20.items.first.category
+    assert_equal 2, @rss20.items.first.categories.size
+    assert_equal true, @rss20.items.first.categories.include?("Programming")
+    assert_equal true, @rss20.items.first.categories.include?("Ruby")
+  end
 end
\ No newline at end of file