[LON-CAPA-cvs] cvs: loncom(version_0_5_1) /lonnet/perl lonnet.pm

[albertel]

albertel		Mon Sep  2 21:29:35 2002 EDT

  Modified files:              (Branch: version_0_5_1)
    /loncom/lonnet/perl	lonnet.pm 
  Log:
  
  - backport of 1.275, CHRT fixes 
  
  
Index: loncom/lonnet/perl/lonnet.pm
diff -u loncom/lonnet/perl/lonnet.pm:1.267.4.4 loncom/lonnet/perl/lonnet.pm:1.267.4.5
--- loncom/lonnet/perl/lonnet.pm:1.267.4.4	Fri Aug 30 18:01:31 2002
+++ loncom/lonnet/perl/lonnet.pm	Mon Sep  2 21:29:35 2002
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.267.4.4 2002/08/30 22:01:31 albertel Exp $
+# $Id: lonnet.pm,v 1.267.4.5 2002/09/03 01:29:35 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2427,6 +2427,30 @@
         my @emptyResults = ();
         push(@emptyResults, 'missing domain');
         return split(':',@emptyResults);
+    }
+}
+
+# --------------------------------------------- GetFileTimestamp
+# This function utilizes dirlist and returns the date stamp for
+# when it was last modified.  It will also return an error of -1
+# if an error occurs
+
+sub GetFileTimestamp {
+    my ($studentDomain,$studentName,$filename,$root)=@_;
+    $studentDomain=~s/\W//g;
+    $studentName=~s/\W//g;
+    my $subdir=$studentName.'__';
+    $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
+    my $proname="$studentDomain/$subdir/$studentName";
+    $proname .= '/'.$filename;
+    my @dir = &Apache::lonnet::dirlist($proname, $studentDomain, $studentName,
+                                       $root);
+    my $fileStat = $dir[0];
+    my @stats = split('&', $fileStat);
+    if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {
+        return $stats[9];
+    } else {
+        return -1;
     }
 }