From 65ad61b0d8c8dcf3e5ed24aed8f2a4423077432c Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Sat, 28 Jul 2012 01:33:13 +0200
Subject: [PATCH] Add method to process properties from a request.

---
 .../demoscenemusic/page/admin/AdminBasePage.java   | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/src/main/java/net/pterodactylus/demoscenemusic/page/admin/AdminBasePage.java b/src/main/java/net/pterodactylus/demoscenemusic/page/admin/AdminBasePage.java
index 040e641..2f4d526 100644
--- a/src/main/java/net/pterodactylus/demoscenemusic/page/admin/AdminBasePage.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/page/admin/AdminBasePage.java
@@ -17,9 +17,15 @@
 
 package net.pterodactylus.demoscenemusic.page.admin;
 
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map.Entry;
+
 import net.pterodactylus.demoscenemusic.core.Core;
+import net.pterodactylus.demoscenemusic.data.Base;
 import net.pterodactylus.demoscenemusic.data.User;
 import net.pterodactylus.demoscenemusic.page.BasePage;
+import net.pterodactylus.demoscenemusic.page.ServletRequest;
 import net.pterodactylus.util.template.Template;
 import net.pterodactylus.util.template.TemplateContextFactory;
 
@@ -47,6 +53,48 @@ public class AdminBasePage extends BasePage {
 	}
 
 	//
+	// PROTECTED METHODS
+	//
+
+	/**
+	 * Processes properties from the given requests and adjusts the properties
+	 * of the given object.
+	 *
+	 * @param request
+	 *            The request to process
+	 * @param object
+	 *            The object whose properties to modify
+	 */
+	protected void processProperties(ServletRequest request, Base object) {
+		/* check if properties were changed. */
+		List<String> propertiesToDelete = new ArrayList<String>();
+		for (Entry<String, String> property : object.getProperties()) {
+			if (request.getServletRequest().getParameter("delete." + property.getKey()) != null) {
+				propertiesToDelete.add(property.getKey());
+				continue;
+			}
+			String value = request.getServletRequest().getParameter("value." + property.getKey()).trim();
+			object.getProperties().set(property.getKey(), value);
+		}
+
+		/* check if properties are deleted. */
+		if (!propertiesToDelete.isEmpty()) {
+			for (String propertyToDelete : propertiesToDelete) {
+				object.getProperties().remove(propertyToDelete);
+			}
+		}
+
+		/* check for a new property. */
+		if ("true".equals(request.getServletRequest().getParameter("new-property"))) {
+			String property = request.getServletRequest().getParameter("property").trim();
+			String value = request.getServletRequest().getParameter("value").trim();
+			if ((property.length() > 0) && (value.length() > 0)) {
+				object.getProperties().set(property, value);
+			}
+		}
+	}
+
+	//
 	// BASEPAGE METHODS
 	//
 
-- 
2.7.4