[Archive-access-cvs] SF.net SVN: archive-access:[2725] trunk/archive-access/projects/wayback/ wayback-core/src/main/java/org/archive/wayback/archivalurl/ ArchivalUrlJSReplayRenderer.java

[<bra...@us...>]

Revision: 2725
          http://archive-access.svn.sourceforge.net/archive-access/?rev=2725&view=rev
Author:   bradtofel
Date:     2009-05-20 02:45:10 +0000 (Wed, 20 May 2009)

Log Message:
-----------
INITIAL REV: new ReplayRenderer which allows jspInserts, and also attempts to rewrite absolute HTTP URL occurrences within the javascript page.

Added Paths:
-----------
    trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/archivalurl/ArchivalUrlJSReplayRenderer.java

Added: trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/archivalurl/ArchivalUrlJSReplayRenderer.java
===================================================================
--- trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/archivalurl/ArchivalUrlJSReplayRenderer.java	                        (rev 0)
+++ trunk/archive-access/projects/wayback/wayback-core/src/main/java/org/archive/wayback/archivalurl/ArchivalUrlJSReplayRenderer.java	2009-05-20 02:45:10 UTC (rev 2725)
@@ -0,0 +1,104 @@
+/* ArchivalUrlJSReplayRenderer
+ *
+ * $Id$
+ *
+ * Created on 2:18:31 PM Feb 12, 2009.
+ *
+ * Copyright (C) 2009 Internet Archive.
+ *
+ * This file is part of wayback.
+ *
+ * wayback is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * any later version.
+ *
+ * wayback is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser Public License
+ * along with wayback; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+package org.archive.wayback.archivalurl;
+
+import java.io.IOException;
+import java.util.Iterator;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.archive.wayback.ResultURIConverter;
+import org.archive.wayback.core.CaptureSearchResult;
+import org.archive.wayback.core.CaptureSearchResults;
+import org.archive.wayback.core.Resource;
+import org.archive.wayback.core.WaybackRequest;
+import org.archive.wayback.replay.HttpHeaderProcessor;
+import org.archive.wayback.replay.TextDocument;
+import org.archive.wayback.replay.TextReplayRenderer;
+import org.archive.wayback.util.Timestamp;
+
+/**
+ * 
+ * 
+ * @author brad
+ * @version $Date$, $Revision$
+ */
+
+public class ArchivalUrlJSReplayRenderer extends TextReplayRenderer {
+	/**
+	 * @param httpHeaderProcessor
+	 */
+	public ArchivalUrlJSReplayRenderer(
+			HttpHeaderProcessor httpHeaderProcessor) {
+		super(httpHeaderProcessor);
+	}
+
+	private final static Pattern httpPattern = Pattern
+			.compile("(http://[^/]*/)");
+
+	protected void updatePage(TextDocument page,
+			HttpServletRequest httpRequest, HttpServletResponse httpResponse,
+			WaybackRequest wbRequest, CaptureSearchResult result,
+			Resource resource, ResultURIConverter uriConverter,
+			CaptureSearchResults results) throws ServletException, IOException {
+		String resourceTS = result.getCaptureTimestamp();
+		String captureTS = Timestamp.parseBefore(resourceTS).getDateStr();
+
+		StringBuilder sb = page.sb;
+		StringBuffer replaced = new StringBuffer(sb.length());
+		Matcher m = httpPattern.matcher(sb);
+		while (m.find()) {
+			String host = m.group(1);
+			String replacement = uriConverter.makeReplayURI(captureTS, host);
+			m.appendReplacement(replaced, replacement);
+		}
+		m.appendTail(replaced);
+		// blasted StringBuilder/StringBuffer... gotta convert again...
+		page.sb.setLength(0);
+		page.sb.ensureCapacity(replaced.length());
+		page.sb.append(replaced);
+
+		// if any JS-specific jsp inserts are configured, run and insert...
+		List<String> jspInserts = getJspInserts();
+
+		StringBuilder toInsert = new StringBuilder(300);
+
+		if (jspInserts != null) {
+			Iterator<String> itr = jspInserts.iterator();
+			while (itr.hasNext()) {
+				toInsert.append(page.includeJspString(itr.next(), httpRequest,
+						httpResponse, wbRequest, results, result, resource));
+			}
+		}
+
+		page.insertAtStartOfDocument(toInsert.toString());
+
+	}
+}


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