patch to fix http://code.google.com/p/partakein/issues/detail?id=45

tragedy.patch

Index: src/main/java/in/partake/servlet/listener/InitializationListener.java
===================================================================
--- src/main/java/in/partake/servlet/listener/InitializationListener.java	(revision 335)
+++ src/main/java/in/partake/servlet/listener/InitializationListener.java	(working copy)
@@ -1,11 +1,18 @@
 package in.partake.servlet.listener;
 
-import java.io.File;
-import java.io.FilenameFilter;
-
 import in.partake.daemon.TwitterDaemon;
 import in.partake.view.Helper;
 
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.FilenameFilter;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+
 import javax.servlet.ServletContextEvent;
 import javax.servlet.ServletContextListener;
 
@@ -19,27 +26,93 @@
 	public void contextInitialized(ServletContextEvent arg0) {
 		TwitterDaemon.getInstance().schedule();
 		initializeCssVersion(arg0);
+		try {
+			compositeCssFiles(arg0);
+		} catch (IOException e) {
+			throw new RuntimeException(e);
+		}
 	}
 
 	private void initializeCssVersion(ServletContextEvent event) {
 		String cssPath = event.getServletContext().getRealPath("css");
 		File cssDir = new File(cssPath);
+		if (!cssDir.exists()) {
+			logger.warn("css directory doesn't exist.");
+			return;
+		}
+
 		long version = 0L;
-		if (cssDir.exists()) {
-			for (File cssFile : cssDir.listFiles(new FilenameFilter(){
-				@Override
-				public boolean accept(File dir, String name) {
-					return name.endsWith(".css");
-				}
-			})) {
-				version ^= cssFile.lastModified();
+		for (File cssFile : cssDir.listFiles(new FilenameFilter(){
+			@Override
+			public boolean accept(File dir, String name) {
+				return name.endsWith(".css") && name.equals("style.css");
 			}
-		} else {
-			logger.warn("cannot find the css/ directory.");
+		})) {
+			version ^= cssFile.lastModified();
 		}
 		Helper.setCssVersion(Long.toString(version));
 	};
 
+	private void compositeCssFiles(ServletContextEvent event) throws IOException {
+		String cssPath = event.getServletContext().getRealPath("css");
+		File cssDir = new File(cssPath);
+		if (!cssDir.exists()) {
+			logger.warn("css directory doesn't exist.");
+			return;
+		}
+
+		File outFile = new File(cssDir, "style.css");
+		BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outFile), "UTF-8"));
+		try {
+			writer.write("@charset \"UTF-8\";");
+			writer.newLine();
+
+			for (String inFileName : new String[]{"layout.css", "color.css", "font.css", "openid.css", "print.css"}){
+				File inFile = new File(cssDir, inFileName);
+				if (!inFile.exists() || !inFile.canRead()) {
+					logger.warn(inFileName + " is (not found | cannot read).");
+					continue;
+				}
+
+				writeFromFile(writer, inFile);
+			}
+
+			writer.newLine();
+			writer.write("/* IE reads non-doublequoted files */");
+			writer.newLine();
+			writer.write("@import fixie.css;");
+			writer.newLine();
+		} catch (IOException e) {
+			logger.error("IOException occured.", e);
+			throw e;
+		} finally {
+			try {
+				writer.close();
+			} catch (IOException e) {
+				logger.error("IOException occured.", e);
+				throw e;
+			}
+		}
+	}
+
+	private void writeFromFile(BufferedWriter writer, File inFile) throws IOException {
+		BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(inFile), "UTF-8"));
+		try {
+			String line;
+			while ((line = reader.readLine()) != null) {
+				if (line.startsWith("@charset") || line.isEmpty()) continue;
+				writer.write(line);
+				writer.newLine();
+			}
+		} finally {
+			try {
+				reader.close();
+			} catch (IOException ignore) {
+				logger.warn("Reader#close throw IOException, but it's ignored.", ignore);
+			}
+		}
+	}
+
 	@Override
 	public void contextDestroyed(ServletContextEvent arg0) {
 		try {
@@ -49,4 +122,5 @@
 			logger.warn("Unintentional exception is thrown.", ignore);
 		}
 	}
+
 }