Improved error handling.

lib/rss.rb

@@ -4,27 +4,32 @@ module RSS
     items = Cache.get( cache_key )
     return items if items
 
-    puts 'fetch rss...'
+    begin
-    response = Net::HTTP.get_response( URI.parse(url) )
+      puts 'fetch rss...'
-    if response.code.to_s != '200'
+      response = Net::HTTP.get_response( URI.parse(url) )
-      return
+      if response.code.to_s != '200'
-    end
+        return
-    rss     = SimpleRSS.parse response.body
+      end
-    items   = []
+      rss     = SimpleRSS.parse response.body
-    fetched = 0
+      items   = []
-    rss.items.each { |item|
+      fetched = 0
-      record = {
+      rss.items.each { |item|
-        :id        => item.id,
+        record = {
-        :title     => item.title,
+          :id        => item.id,
-        :summary   => item.summary,
+          :title     => item.title,
-        :link      => item.link,
+          :summary   => item.summary,
-        :published => item.published
+          :link      => item.link,
+          :published => item.published
+        }
+        items.push record
+        fetched += 1
+        break item if fetched == limit.to_i
       }
-      items.push record
+      Cache.write( cache_key, items, :expires_in => 4.hours )
-      fetched += 1
+    rescue Exception => e
-      break item if fetched == limit.to_i
+      puts "can't fetch #{url}"
-    }
+      puts e.inspect
-    Cache.write( cache_key, items, :expires_in => 4.hours )
+    end
 
     return items
   end