--- loncom/imspackages/imsprocessor.pm	2014/12/11 01:12:14	1.54
+++ loncom/imspackages/imsprocessor.pm	2017/11/05 22:47:13	1.56
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Processor for IMS Packages
 #
-# $Id: imsprocessor.pm,v 1.54 2014/12/11 01:12:14 raeburn Exp $
+# $Id: imsprocessor.pm,v 1.56 2017/11/05 22:47:13 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -29,11 +29,12 @@
 package Apache::imsprocessor;
 
 use Apache::lonnet;
+use Apache::loncommon;
 use Apache::loncleanup;
 use Apache::lonlocal;
-use LWP::UserAgent;
 use HTTP::Request::Common;
 use LONCAPA::Configuration;
+use LONCAPA::LWPReq;
 use strict;
 
 sub ims_config {
@@ -99,6 +100,9 @@ sub create_tempdir {
     my ($context,$pathinfo,$timenow) = @_;   
     my $configvars = &LONCAPA::Configuration::read_conf('loncapa.conf');
     my $tempdir;
+    $pathinfo = &Apache::loncommon::clean_path($pathinfo);
+# Collapse dots
+    $pathinfo =~ s/\.+/./g;
     if ($context eq 'DOCS') {
         $tempdir =  $$configvars{'lonDaemons'}.'/tmp/'.$pathinfo;
         if (!-e "$tempdir") {
@@ -130,6 +134,8 @@ sub uploadzip {
         $fname=~s/\s+/\_/g;
 # Replace all other weird characters by nothing
         $fname=~s/[^\w\.\-]//g;
+# Collapse dots
+        $fname=~s/\.+/./g;
 # See if there is anything left
         unless ($fname) { return 'error: no uploaded file'; }
 # Save the file
@@ -4957,9 +4963,9 @@ sub retrieve_image {
     my ($context,$res,$dirname,$cdom,$cname,$docroot,$destdir,$urlpath,$filename) = @_;
     my $contents;
     my $url = $urlpath.$filename;
-    my $ua=new LWP::UserAgent;
+    my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
     my $request=new HTTP::Request('GET',$url);
-    my $response=$ua->request($request);
+    my $response=&LONCAPA::LWPReq::makerequest($lonhost,$request);
     if ($response->is_success) { 
         $contents = $response->content;
         if (!-e "$docroot/$res") {