--- rat/lonratsrv.pm	2002/08/31 00:42:30	1.22
+++ rat/lonratsrv.pm	2005/04/07 06:56:27	1.30
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Server for RAT Maps
 #
-# $Id: lonratsrv.pm,v 1.22 2002/08/31 00:42:30 www Exp $
+# $Id: lonratsrv.pm,v 1.30 2005/04/07 06:56:27 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -25,14 +25,6 @@
 #
 # http://www.lon-capa.org/
 #
-# (Edit Handler for RAT Maps
-# (TeX Content Handler
-#
-# 05/29/00,05/30 Gerd Kortemeyer)
-# 7/1 Gerd Kortemeyer)
-# 7/1,7/3,7/4,7/7,7/8,7/10,7/26,10/2 Gerd Kortemeyer
-# 4/30/2001 Scott Harrison
-# 5/3,06/25,07/03,07/04,07/05 Gerd Kortemeyer
 
 package Apache::lonratsrv;
 
@@ -40,7 +32,7 @@ use strict;
 use Apache::Constants qw(:common);
 use Apache::File;
 use HTML::TokeParser;
-
+use Apache::lonnet;
 
 # ------------------------------------------------------------- From RAT to XML
 
@@ -67,7 +59,8 @@ sub qtunescape {
 # --------------------------------------------------------- Loads map from disk
 
 sub loadmap {
-    my ($fn,$errtext)=@_;
+    my ($fn,$errtext,$infotext)=@_;
+    if ($errtext) { return('',$errtext); }
     my $outstr='';
     my @obj=();
     my @links=();
@@ -82,7 +75,9 @@ sub loadmap {
         }
         $instr=join('',@content);
     }
-    if ($instr) {
+    if ($instr eq -2) {
+        $errtext.='Map not loaded: An error occured while trying to load the map.';
+    } elsif ($instr) {
         my $parser = HTML::TokeParser->new(\$instr);
         my $token;
         my $graphmode=0;
@@ -195,7 +190,7 @@ sub loadmap {
     } else {
         $errtext.='Map not loaded: The file does not exist. ';
     }
-    return($outstr,$errtext);
+    return($outstr,$errtext,$infotext);
 }
 
 
@@ -203,13 +198,14 @@ sub loadmap {
 
 sub savemap {
     my ($fn,$errtext)=@_;
+    my $infotext='';
     my %alltypes;
     my %allvalues;
     if (($fn=~/\.sequence(\.tmp)*$/) ||
         ($fn=~/\.page(\.tmp)*$/)) {
 
 # ------------------------------------------------------------- Deal with input
-        my @tags=split(/<&>/,$ENV{'form.output'});
+        my @tags=split(/<&>/,$env{'form.output'});
         my $outstr='';
         my $graphdef=0;
         if ($tags[0] eq 'graphdef<:>yes') {
@@ -218,7 +214,7 @@ sub savemap {
         } else {
             $outstr="<map>\n";
         }
-        map {
+        foreach (@tags) {
 	   my @parts=split(/<:>/,$_);
            if ($parts[0] eq 'objcont') {
                my @comp=split(/:/,$parts[$#parts]);
@@ -289,20 +285,21 @@ sub savemap {
                $outstr.=' value="'.qtescape($parts[$#parts]).'"></'.
                         $parts[0].">\n";
            }
-        } @tags;
+        }
         $outstr.="</map>\n";
-	if ($fn=~/^\/*uploaded\//) {
-	    $ENV{'form.output'}=$outstr;
-            &Apache::lonnet::finishuserfileupload(
-              $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
-              $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
-              $ENV{'course.'.$ENV{'request.course.id'}.'.home'},
-              'output',(split(/\//,$fn))[-1]);
+	if ($fn=~/^\/*uploaded\/(\w+)\/(\w+)\/(.*)$/) {
+	    $env{'form.output'}=$outstr;
+            my $home=&Apache::lonnet::homeserver($2,$1);
+            my $result=&Apache::lonnet::finishuserfileupload($2,$1,$home,
+						'output',$3);
+	    if ($result != m|^/uploaded/|) {
+		$errtext.='Map not saved: A network error occured when trying to save the map. ';
+	    }
         } else {
           my $fh;
           if ($fh=Apache::File->new(">$fn")) {
              print $fh $outstr;
-             $errtext.="Map saved as $fn. ";
+             $infotext.="Map saved as $fn. ";
 	  } else {
              $errtext.='Could not write file '.$fn.'.  Map not saved. ';
 	  }
@@ -311,14 +308,14 @@ sub savemap {
 # -------------------------------------------- Cannot write to that file, error
         $errtext.='Map not saved: The specified path does not exist. ';
     }
-    return $errtext;
+    return ($errtext,$infotext);
 }
 
 # ================================================================ Main Handler
 
 sub handler {
   my $r=shift;
-  $r->content_type('text/html');
+  &Apache::loncommon::content_type($r,'text/html');
   $r->send_http_header;
 
   return OK if $r->header_only;
@@ -338,12 +335,13 @@ sub handler {
       $fn=~s|/[^/]*/ratserver$||;
   }
   my $errtext='';
+  my $infotext='';
   my $outtext='';
 
   if ($mode ne 'loadonly') {
-     $errtext=&savemap($fn,$errtext);
+     ($errtext,$infotext)=&savemap($fn,$errtext);
   }
-  ($outtext,$errtext)=&loadmap($fn,$errtext);
+  ($outtext,$errtext,$infotext)=&loadmap($fn,$errtext,$infotext);
 
   $r->print(<<ENDDOCUMENT);
 <html>
@@ -355,10 +353,10 @@ sub handler {
     parent.flag=1;
 </script>
 ENDDOCUMENT
-    if ($errtext ne '') {
+    if (($errtext ne '') || ($infotext ne '')) {
 	$r->print(<<ENDSCRIPT);
 <script>
-    alert("$errtext");
+    alert("$infotext $errtext");
 </script>
 ENDSCRIPT
     }