--- rat/lonratparms.pm	2001/03/03 16:51:38	1.1
+++ rat/lonratparms.pm	2008/11/11 16:40:38	1.25
@@ -1,45 +1,182 @@
 # The LearningOnline Network with CAPA
 # Set parameters inside of the RAT
 #
-# (Search Catalog
+# $Id: lonratparms.pm,v 1.25 2008/11/11 16:40:38 jms Exp $
 #
-# (Internal Server Error Handler
+# Copyright Michigan State University Board of Trustees
 #
-# (Login Screen
-# 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
-# 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
 #
-# 3/1/1 Gerd Kortemeyer)
+# LON-CAPA 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; either version 2 of the License, or
+# (at your option) any later version.
 #
-# 3/1 Gerd Kortemeyer)
+# LON-CAPA 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.
 #
-# 03/03/01 Gerd Kortemeyer
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 #
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
+
+=head1 NAME
+
+Apache::lonratparams
+
+=head1 SYNOPSIS
+
+Handler to set resource parameters inside of
+the RAT based on metadata.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 HANDLER SUBROUTINE
+
+handler()
+
+=head1 OTHER SUBROUTINES
+
+=over
+
+=item *
+
+none
+
+=back
+
+=cut
+
 package Apache::lonratparms;
 
 use strict;
 use Apache::Constants qw(:common);
+use Apache::lonhtmlcommon();
+use Apache::lonlocal;
+use Apache::lonnet;
 
 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;
 
-# --------------------------------------------------- Print login screen header
+# Get query string for limited number of parameters
+
+    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+                                            ['url','parms','resid']);
+
+# ------------------------------------------------------------------- Read file
+
+  my $uri=$env{'form.url'}.'.meta';
+  
+  my %content;
+  my %type;
+  my %display;
+  my %value;
+  
+# ---------------------------------------------------------- Current Parameters
+
+  foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
+      if ($_=~/^parameter\_/) {
+         $content{$_}=&Apache::lonnet::metadata($uri,$_);
+         $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
+         $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
+      }
+  }
+
+  foreach (split(/\:/,$env{'form.parms'})) {
+      my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
+      unless ($pname) { next; }
+      unless ($type{$pname}) { $type{$pname}=$ptype; }
+      $value{$pname}=$pvalue;
+      $content{$pname}=$pvalue;
+      $type{$pname}=$ptype;
+      $display{$pname}=&mt('Custom Parameter');
+  } 
+  
+# --------------------------------------------------- Print input screen header
+    my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
+
+    my %lt=&Apache::lonlocal::texthash('pa' => 'Parameter',
+			               'de' => 'Default',
+				       'va' => 'Value',
+				       'se' => 'Set');
+    my $js = (<<ENDHEADER);
+<script type="text/javascript">
+
+    function pclose() {
+        parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
+                 "height=350,width=350,scrollbars=no,menubar=no");
+        parmwin.close();
+    }
+
+    $pjump_def
+
+    function stpr() {
+        eval("document.parameters."+document.parameters.pres_marker.value+
+            ".value=document.parameters.pres_value.value");
+        pclose();
+    }
+
+
+function setparms() {
+ENDHEADER
+    $js .= 'var colon=""; opener.objparms['.$env{'form.resid'}.']="";';
+    foreach my $key (keys(%content)) {
+	$js .= "\nif (document.parameters.def_".$key.
+       '.checked) { opener.objparms['.$env{'form.resid'}.
+       ']+=colon+"'.$type{$key}.
+       '___'.$key.'___"+document.parameters.'.$key.'.value; colon=":"; }'; 
+    }
+    $js .= '
+    opener.save();
+    window.close();
+}
+</script>
+';
+    my $start_page =
+	&Apache::loncommon::start_page('Set Resource Parameters in Map',$js);
+
     $r->print(<<ENDDOCUMENT);
-<html>
-<head>
-<title>The LearningOnline Network with CAPA</title>
-</head>
-<body bgcolor="#FFFFFF">
-<h1>Search Catalog</h1>
-<img src="/adm/lonKaputt/lonconstruct.gif">
-</body>
-</html>
+$start_page
+<form action="javascript:setparms();" method="post" name="parameters">
+<input type="hidden" value='' name="pres_value">
+<input type="hidden" value='' name="pres_type">
+<input type="hidden" value='' name="pres_marker">
+<table border=2>
+<tr><th>$lt{'pa'}</th><th>$lt{'de'}</th><th>$lt{'va'}</th><th>$lt{'se'}?</th></tr>
 ENDDOCUMENT
+
+###    %display=&Apache::lonlocal::texthash(%display);
+    my $enter=&mt('Enter');
+    foreach my $key (sort(keys(%content))) {
+        my $cur=$content{$key};
+        # Should if(defined($value{$key})) be if(exists($value{$key})) ?
+        if (defined($value{$key})) { $cur=$value{$key}; };
+        $r->print(<<"END");
+<tr><td><b>$display{$key}</b><br><tt>$key</tt></td>
+<td>&nbsp;$content{$key}</td>
+<td><input type="text" size="10" name="$key" value="$cur">&nbsp;
+<a href='javascript:pjump("$type{$key}","$display{$key}",document.parameters.$key.value,"$key","parameters.pres","stpr");'>$enter</a></td>
+<td><input type="checkbox" name="def_$key" 
+END
+        if ($value{$key}) { $r->print(' checked'); }
+        $r->print('></td></tr>');
+    }
+    $r->print('</table><br />
+               <input type="submit" value="'.&mt('Set').'"></form>'.
+	      &Apache::loncommon::end_page());
     return OK;
 } 
 
 1;
 __END__
+