--- loncom/publisher/lonretrieve.pm	2001/04/03 21:12:39	1.3
+++ loncom/publisher/lonretrieve.pm	2001/04/03 22:03:55	1.4
@@ -66,9 +66,37 @@ sub phaseone {
               '<th>Current</th><td>'.localtime($rmtime).
            '</td><td><a href="'.$urldir.$main.'.'.$suffix.'.meta" target=cat>'.
               'Metadata current version</a></td></tr></table><p>'.
+           '<font size=+1 color=red>Retrieval of an old version will '.
+           'overwrite the file currently in construction space</font><p>'.
            '<input type=submit value="Retrieve version"></form>');
 }
 
+sub phasetwo {
+    my ($r,$fn,$uname,$udom)=@_;
+    if ($ENV{'form.version'}) {
+        my $version=$ENV{'form.version'};
+	if ($version eq 'new') {
+	    $r->print('<h3>Retrieving current (most recent) version</h3>');
+        } else {
+            $r->print('<h3>Retrieving old version '.$version.'</h3>');
+        }
+        my $logfile;
+        my $ctarget='/home/'.$uname.'/public_html'.$fn;
+        unless ($logfile=Apache::File->new('>>'.$ctarget.'.log')) {
+	  $r->print(
+         '<font color=red>No write permission to user directory, FAIL</font>');
+        }
+        print $logfile 
+"\n\n================= Retrieve ".localtime()." ================\n".
+"Version $version\n\n";
+
+    } else {
+       $r->print(
+   '<font size=+1 color=red>Please pick a version to retrieve</font><p>');
+       &phaseone($r,$fn,$uname,$udom);
+    }
+}
+
 sub handler {
 
   my $r=shift;
@@ -107,6 +135,7 @@ sub handler {
   $r->print('<h1>Retrieve previous versions of <tt>'.$fn.'</tt></h1>');
 
   if ($ENV{'form.phase'} eq 'two') {
+      &phasetwo($r,$fn,$uname,$udom);
   } else {
       &phaseone($r,$fn,$uname,$udom);
   }