--- rat/lonratparms.pm	2001/06/15 14:37:03	1.2
+++ rat/lonratparms.pm	2003/10/23 21:01:54	1.19
@@ -1,6 +1,30 @@
 # The LearningOnline Network with CAPA
 # Set parameters inside of the RAT
 #
+# $Id: lonratparms.pm,v 1.19 2003/10/23 21:01:54 albertel Exp $
+#
+# Copyright Michigan State University Board of Trustees
+#
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
+#
+# 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.
+#
+# 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.
+#
+# 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/
+#
 # (Search Catalog
 #
 # (Internal Server Error Handler
@@ -13,59 +37,141 @@
 #
 # 3/1 Gerd Kortemeyer)
 #
-# 03/03/01,06/15 Gerd Kortemeyer
+# 03/03/01,06/15,06/25,06/26,06/30,07/02,07/03,07/04 Gerd Kortemeyer
+# 03/11/02 Matthew Hall
 #
 package Apache::lonratparms;
 
 use strict;
 use Apache::Constants qw(:common);
+use Apache::lonhtmlcommon();
+use Apache::lonlocal;
 
 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;
 
 # Get query string for limited number of parameters
 
-    map {
-       my ($name, $value) = split(/=/,$_);
-       $value =~ tr/+/ /;
-       $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
-       if (($name eq 'url') || ($name eq 'parms') || 
-           ($name eq 'resid')) {
-           unless ($ENV{'form.'.$name}) {
-              $ENV{'form.'.$name}=$value;
-	   }
-       }
-    } (split(/&/,$ENV{'QUERY_STRING'}));
-
+    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+                                            ['url','parms','resid']);
 
 # ------------------------------------------------------------------- Read file
 
   my $uri=$ENV{'form.url'}.'.meta';
-    my %content;
-  map {
-      $content{$_}=&Apache::lonnet::metadata($uri,$_);
-  } split(/\,/,&Apache::lonnet::metadata($uri,'keys'));
-
-
-# --------------------------------------------------- Print login screen header
-    $r->print(<<ENDDOCUMENT);
+  
+  my %content;
+  my %type;
+  my %display;
+  my %value;
+  
+  foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
+      if ($_=~/^parameter\_/) {
+         $content{$_}=&Apache::lonnet::metadata($uri,$_);
+         $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
+         $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
+      }
+  }
+
+# -------------------------------------- Additional parms for certain resources
+
+    if ($uri=~/\.(sequence|page)\.meta$/) {
+        $content{'parameter_randompick'}='';
+        $type{'parameter_randompick'}='int_pos';
+	$display{'parameter_randompick'}='Randomly pick number of resources';
+        
+        $content{'parameter_randompickseed'}='';
+        $type{'parameter_randompickseed'}='int_pos';
+	$display{'parameter_randompickseed'}=
+ 'Random seed for randomly picking number of resources (optional, only set if you know what you are doing)';
+    } else {
+        $content{'parameter_mapalias'}='';
+        $type{'parameter_mapalias'}='string';
+	$display{'parameter_mapalias'}='Resource alias name for conditions';
+    }
+# ---------------------------------------------------------- Current Parameters
+
+  foreach (split(/\:/,$ENV{'form.parms'})) {
+      my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
+      unless ($type{$pname}) { $type{$pname}=$ptype; }
+      $value{$pname}=$pvalue;
+  } 
+  
+# --------------------------------------------------- Print input screen header
+    my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
+    my $bodytag=&Apache::loncommon::bodytag('Set Resource Parameters in Map');
+    my %lt=&Apache::lonlocal::texthash('pa' => 'Parameter',
+			               'de' => 'Default',
+				       'va' => 'Value',
+				       'se' => 'Set');
+ 
+    $r->print(<<ENDHEADER);
 <html>
 <head>
 <title>The LearningOnline Network with CAPA</title>
-</head>
-<body bgcolor="#FFFFFF">
-<h1>Set Resource Parameters in Map</h1>
-<img src="/adm/lonKaputt/lonconstruct.gif">
-ENDDOCUMENT
+<script language="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
+    $r->print('var colon=""; opener.objparms['.$ENV{'form.resid'}.']="";');
     map {
-        $r->print($_.' - '.$content{$_}.'<br>');
+       $r->print("\nif (document.parameters.def_".$_.
+       '.checked) { opener.objparms['.$ENV{'form.resid'}.
+       ']+=colon+"'.$type{$_}.
+       '___'.$_.'___"+document.parameters.'.$_.'.value; colon=":"; }'); 
     } keys %content;
-    $r->print('</body></html>');
+    $r->print(<<ENDDOCUMENT);
+    opener.save();
+    window.close();
+}
+</script>
+</head>
+$bodytag
+<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 (sort(keys(%content))) {
+        my $cur=$content{$_};
+        # Should if(defined($value{$_})) be if(exists($value{$_})) ?
+        if (defined($value{$_})) { $cur=$value{$_}; };
+        $r->print(<<"END");
+<tr><td><b>$display{$_}</b><br><tt>$_</tt></td>
+<td>&nbsp;$content{$_}</td>
+<td><input type="text" size="10" name="$_" value="$cur">&nbsp;
+<a href='javascript:pjump("$type{$_}","$display{$_}",document.parameters.$_.value,"$_","parameters.pres","stpr");'>$enter</a></td>
+<td><input type="checkbox" name="def_$_" 
+END
+        if ($value{$_}) { $r->print(' checked'); }
+        $r->print('></td></tr>');
+    }
+    $r->print(
+        '</table><br><input type="submit" value="'.&mt('Set').'"></form></body></html>');
     return OK;
 } 
 
 1;
 __END__
+