handle sass files

src/main/java/com/commafeed/frontend/pages/BasePage.java

@@ -80,13 +80,14 @@ public abstract class BasePage extends WebPage {
 		} else {
 			response.render(JavaScriptHeaderItem.forUrl("wro/lib.js"));
 			response.render(CssHeaderItem.forUrl("wro/lib.css"));
+			response.render(CssHeaderItem.forUrl("wro/app.css"));
 
 			response.render(JavaScriptHeaderItem.forUrl("js/welcome.js"));
 			response.render(JavaScriptHeaderItem.forUrl("js/main.js"));
 			response.render(JavaScriptHeaderItem.forUrl("js/controllers.js"));
 			response.render(JavaScriptHeaderItem.forUrl("js/directives.js"));
 			response.render(JavaScriptHeaderItem.forUrl("js/services.js"));
-			response.render(CssHeaderItem.forUrl("css/app.css"));
+
 		}
 
 		if (StringUtils.isNotBlank(settings.getGoogleAnalyticsTrackingCode())) {

src/main/java/com/commafeed/frontend/resources/SassOnlyProcessor.java

@@ -0,0 +1,28 @@
+package com.commafeed.frontend.resources;
+
+import java.io.IOException;
+import java.io.Reader;
+import java.io.Writer;
+
+import org.apache.commons.io.IOUtils;
+
+import ro.isdc.wro.extensions.processor.css.RubySassCssProcessor;
+import ro.isdc.wro.model.resource.Resource;
+import ro.isdc.wro.model.resource.ResourceType;
+import ro.isdc.wro.model.resource.SupportedResourceType;
+
+@SupportedResourceType(ResourceType.CSS)
+public class SassOnlyProcessor extends RubySassCssProcessor {
+
+	@Override
+	public void process(Resource resource, Reader reader, Writer writer)
+			throws IOException {
+		if (resource.getUri().endsWith(".sass")
+				|| resource.getUri().endsWith(".scss")) {
+			super.process(resource, reader, writer);
+		} else {
+			writer.write(IOUtils.toString(reader));
+		}
+	}
+
+}

src/main/java/com/commafeed/frontend/resources/WroListener.java

@@ -14,7 +14,8 @@ public class WroListener extends WroServletContextListener {
 		boolean prod = Boolean.valueOf(ResourceBundle.getBundle("application")
 				.getString("production"));
 
-		conf.setDisableCache(prod);
+		conf.setResourceWatcherUpdatePeriod(prod ? 0 : 1);
+		conf.setDisableCache(!prod);
 		conf.setDebug(!prod);
 		return conf;
 	}

src/main/java/com/commafeed/frontend/resources/WroManagerFactory.java

@@ -0,0 +1,15 @@
+package com.commafeed.frontend.resources;
+
+import java.util.Map;
+
+import ro.isdc.wro.manager.factory.ConfigurableWroManagerFactory;
+import ro.isdc.wro.model.resource.processor.ResourcePreProcessor;
+
+public class WroManagerFactory extends ConfigurableWroManagerFactory {
+
+	@Override
+	protected void contributePreProcessors(Map<String, ResourcePreProcessor> map) {
+		map.put("sassOnlyProcessor", new SassOnlyProcessor());
+	}
+
+}

src/main/webapp/WEB-INF/wro.properties

@@ -1,15 +1,16 @@
-cacheUpdatePeriod=10
+cacheUpdatePeriod=0
 modelUpdatePeriod=0
+resourceWatcherUpdatePeriod=1
 
 debug=true
 disableCache=false
 
 ignoreMissingResources=false
 jmxEnabled=false
-managerFactoryClassName=ro.isdc.wro.manager.factory.ConfigurableWroManagerFactory
+managerFactoryClassName=com.commafeed.frontend.resources.WroManagerFactory
 
 #List of preProcessors
-preProcessors=cssUrlRewriting,semicolonAppender,googleClosureSimple,cssMin
+preProcessors=cssUrlRewriting,semicolonAppender,googleClosureSimple,sassOnlyProcessor,cssMin
 #List of postProcessors
 postProcessors=