From d65f712ea3d8941f4b9145c0630c30c20af80d13 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Fri, 11 Nov 2011 17:22:21 -0500
Subject: [PATCH] Documentation. Add javadoc and source jars to the gbapi download.

---
 src/com/gitblit/WebXmlSettings.java |   67 ++++++++++++++++++++++++++++++++-
 1 files changed, 64 insertions(+), 3 deletions(-)

diff --git a/src/com/gitblit/WebXmlSettings.java b/src/com/gitblit/WebXmlSettings.java
index 0ff2a3e..055c7d3 100644
--- a/src/com/gitblit/WebXmlSettings.java
+++ b/src/com/gitblit/WebXmlSettings.java
@@ -15,31 +15,92 @@
  */
 package com.gitblit;
 
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
 import java.util.Enumeration;
+import java.util.Map;
 import java.util.Properties;
 
 import javax.servlet.ServletContext;
 
+import com.gitblit.utils.StringUtils;
+
+/**
+ * Loads Gitblit settings from the context-parameter values of a web.xml file.
+ * 
+ * @author James Moger
+ * 
+ */
 public class WebXmlSettings extends IStoredSettings {
 
 	private final Properties properties = new Properties();
-	
+
+	private final ServletContext context;
+
 	public WebXmlSettings(ServletContext context) {
 		super(WebXmlSettings.class);
+		this.context = context;
 		Enumeration<?> keys = context.getInitParameterNames();
 		while (keys.hasMoreElements()) {
 			String key = keys.nextElement().toString();
 			String value = context.getInitParameter(key);
-			properties.put(key, value);
+			properties.put(key, decodeValue(value));
+			logger.debug(key + "=" + properties.getProperty(key));
+		}
+		// apply any web-configured overrides
+		File file = new File(context.getRealPath("/WEB-INF/web.properties"));
+		if (file.exists()) {
+			try {
+				InputStream is = new FileInputStream(file);
+				properties.load(is);
+				is.close();
+			} catch (Throwable t) {
+				logger.error("Failed to load web.properties setting overrides", t);
+			}
 		}
 	}
-	
+
+	private String decodeValue(String value) {
+		// decode escaped backslashes and HTML entities
+		return StringUtils.decodeFromHtml(value).replace("\\\\", "\\");
+	}
+
 	@Override
 	protected Properties read() {
 		return properties;
 	}
 
 	@Override
+	public synchronized boolean saveSettings(Map<String, String> settings) {
+		try {
+			Properties props = new Properties();
+			// load pre-existing web-configuration
+			File file = new File(context.getRealPath("/WEB-INF/web.properties"));
+			if (file.exists()) {
+				InputStream is = new FileInputStream(file);
+				props.load(is);
+				is.close();
+			}
+			
+			// put all new settings and persist
+			props.putAll(settings);
+			OutputStream os = new FileOutputStream(file);
+			props.store(os, null);
+			os.close();
+			
+			// override current runtime settings
+			properties.putAll(settings);
+			return true;
+		} catch (Throwable t) {
+			logger.error("Failed to save settings!", t);
+		}
+		return false;
+	}
+
+	@Override
 	public String toString() {
 		return "WEB.XML";
 	}

--
Gitblit v1.9.1