Write build information to "version" file and auto-fill error forms.

- Maven version and build date are now written to "res/version".
- The GitHub Issues form is auto-filled with error information if available. (reference: fluddokt/opsu@53fe3d9)

Signed-off-by: Jeffrey Han <itdelatrisu@gmail.com>

pom.xml

@@ -4,16 +4,28 @@
 	<groupId>itdelatrisu</groupId>
 	<artifactId>opsu</artifactId>
 	<version>0.6.0</version>
-
+	<properties>
+		<timestamp>${maven.build.timestamp}</timestamp>
+		<maven.build.timestamp.format>yyyy-MM-dd HH:mm</maven.build.timestamp.format>
+	</properties>
 	<build>
 		<sourceDirectory>src</sourceDirectory>
 		<resources>
 			<resource>
+				<filtering>false</filtering>
 				<directory>res</directory>
 				<excludes>
 					<exclude>**/Thumbs.db</exclude>
+					<exclude>**/version</exclude>
 				</excludes>
 			</resource>
+			<resource>
+				<filtering>true</filtering>
+				<directory>res</directory>
+				<includes>
+					<include>**/version</include>
+				</includes>
+			</resource>
 		</resources>
 		<plugins>
 			<plugin>

res/version

@@ -1,3 +1,6 @@
-#Mon, 03 Jun 2013 22:20:24 +0100
+# opsu! build info
-#Sun May 11 20:17:03 BST 2008
+version=${pom.version}
+build.date=${timestamp}
+
+# slick build
 build=237

src/itdelatrisu/opsu/ErrorHandler.java

@@ -22,6 +22,9 @@ import java.awt.Cursor;
 import java.awt.Desktop;
 import java.io.PrintWriter;
 import java.io.StringWriter;
+import java.net.URI;
+import java.net.URLEncoder;
+import java.util.Properties;
 
 import javax.swing.JOptionPane;
 import javax.swing.JScrollPane;
@@ -29,6 +32,7 @@ import javax.swing.JTextArea;
 import javax.swing.UIManager;
 
 import org.newdawn.slick.util.Log;
+import org.newdawn.slick.util.ResourceLoader;
 
 /**
  * Error handler to log and display errors.
@@ -92,10 +96,12 @@ public class ErrorHandler {
 			textArea.append(error);
 			textArea.append("\n");
 		}
+		String trace = null;
 		if (e != null) {
 			StringWriter sw = new StringWriter();
 			e.printStackTrace(new PrintWriter(sw));
-			textArea.append(sw.toString());
+			trace = sw.toString();
+			textArea.append(trace);
 		}
 
 		// display popup
@@ -109,8 +115,39 @@ public class ErrorHandler {
 							JOptionPane.DEFAULT_OPTION, JOptionPane.ERROR_MESSAGE,
 							null, optionsR, optionsR[2]);
 					if (n == 0) {
-						Desktop.getDesktop().browse(Options.ISSUES_URI);
+						// auto-fill debug information
-						Desktop.getDesktop().open(Options.LOG_FILE);
+						String issueTitle = (error != null) ? error : e.getMessage();
+						StringBuilder sb = new StringBuilder();
+						Properties props = new Properties();
+						props.load(ResourceLoader.getResourceAsStream("version"));
+						String version = props.getProperty("version");
+						if (version != null && !version.equals("${pom.version}")) {
+							sb.append("**Version:** ");
+							sb.append(version);
+							sb.append('\n');
+						}
+						String timestamp = props.getProperty("build.date");
+						if (timestamp != null &&
+						    !timestamp.equals("${maven.build.timestamp}") && !timestamp.equals("${timestamp}")) {
+							sb.append("**Build date:** ");
+							sb.append(timestamp);
+							sb.append('\n');
+						}
+						if (error != null) {
+							sb.append("**Error:** `");
+							sb.append(error);
+							sb.append("`\n");
+						}
+						if (trace != null) {
+							sb.append("**Stack trace:**");
+							sb.append("\n```\n");
+							sb.append(trace);
+							sb.append("```");
+						}
+						URI uri = URI.create(String.format(Options.ISSUES_URL,
+								URLEncoder.encode(issueTitle, "UTF-8"),
+								URLEncoder.encode(sb.toString(), "UTF-8")));
+						Desktop.getDesktop().browse(uri);
 					} else if (n == 1)
 						Desktop.getDesktop().open(Options.LOG_FILE);
 				} else {

src/itdelatrisu/opsu/Options.java

@@ -26,7 +26,6 @@ import java.io.FileReader;
 import java.io.IOException;
 import java.io.OutputStreamWriter;
 import java.net.URI;
-import java.net.URISyntaxException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.Locale;
@@ -71,19 +70,10 @@ public class Options {
 	public static final String FONT_NAME = "kochi-gothic.ttf";
 
 	/** Repository address. */
-	public static URI REPOSITORY_URI;
+	public static URI REPOSITORY_URI = URI.create("https://github.com/itdelatrisu/opsu");
 
 	/** Issue reporting address. */
-	public static URI ISSUES_URI;
+	public static String ISSUES_URL = "https://github.com/itdelatrisu/opsu/issues/new?title=%s&body=%s";
-
-	static {
-		try {
-			REPOSITORY_URI = new URI("https://github.com/itdelatrisu/opsu");
-			ISSUES_URI = new URI("https://github.com/itdelatrisu/opsu/issues/new");
-		} catch (URISyntaxException e) {
-			Log.error("Problem loading URIs.", e);
-		}
-	}
 
 	/** The beatmap directory. */
 	private static File beatmapDir;