1 files changed, 81 insertions, 0 deletions
diff --git a/lurker/prune/attach.cpp b/lurker/prune/attach.cpp
new file mode 100644
index 0000000..7946c97
--- /dev/null
+++ b/lurker/prune/attach.cpp
@@ -0,0 +1,81 @@
+/*  $Id: attach.cpp 1649 2009-10-19 14:35:01Z terpstra $
+ *  
+ *  attach.cpp - Cleanup after an attach/ command
+ *  
+ *  Copyright (C) 2002 - Wesley W. Terpstra
+ *  
+ *  License: GPL
+ *  
+ *  Authors: 'Wesley W. Terpstra' <wesley@terpstra.ca>
+ *  
+ *    This program is free software; you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation; version 2.
+ *    
+ *    This program 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 General Public License for more details.
+ *    
+ *    You should have received a copy of the GNU General Public License
+ *    along with this program; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#define _FILE_OFFSET_BITS 64
+
+#include "PTable.h"
+#include <Keys.h>
+
+#include <iostream>
+#include <cstdlib>
+
+using namespace std;
+
+bool PTable::test_attach(KSI ks)
+{
+	/* id@YYYYMMDD.HHMMSS.hashcode.* */
+	const string::size_type skip = sizeof("attach"); // null is /
+	
+	string::size_type o = ks->first.find('@', skip);
+	
+	return	o != string::npos &&		// there is an @ sign
+		atol(ks->first.c_str()+skip) &&	// a number precedes it
+		MessageId::is_full(ks->first.c_str()+o+1); // valid message id
+}
+
+void PTable::calc_attach(KSI ks)
+{
+	/* Attachment contents never change
+	 *
+	 * Policy:
+	 *   kill after a bounded lifetime
+	 *   kill after a period of no accesses
+	 */
+	
+	if (!test_attach(ks))
+	{
+		if (verbose)
+			cout << ks->first << ": not a lurker file." << endl;
+		return;
+	}
+	
+	if (now - ks->second.mtime >= modifiedLimit)
+	{
+		ks->second.kill = true;
+		if (verbose)
+			cout << ks->first << ": expired due to maximum age." << endl;
+		return;
+	}
+	
+	if (now - ks->second.atime >= accessedLimit)
+	{
+		ks->second.kill = true;
+		if (verbose)
+			cout << ks->first << ": expired due to no access." << endl;
+		return;
+	}
+	
+	if (verbose)
+		cout << ks->first << ": not expired" << endl;
+}