--- rat/lonratparms.pm	2001/07/04 15:35:44	1.7
+++ rat/lonratparms.pm	2003/04/30 16:08:30	1.15
@@ -1,6 +1,30 @@
 # The LearningOnline Network with CAPA
 # Set parameters inside of the RAT
 #
+# $Id: lonratparms.pm,v 1.15 2003/04/30 16:08:30 matthew 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
@@ -14,11 +38,13 @@
 # 3/1 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();
 
 sub handler {
     my $r = shift;
@@ -28,18 +54,8 @@ sub handler {
 
 # 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
 
@@ -50,23 +66,46 @@ sub handler {
   my %display;
   my %value;
   
-  map {
+  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');
       }
-  } split(/\,/,&Apache::lonnet::metadata($uri,'keys'));
+  }
 
+# -------------------------------------- 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';
+	$display{'parameter_mapalias'}='Resource alias name for conditions';
+    }
+    if ($uri=~/\.(problem|exam|quiz|assess|survey|form|library)\.meta$/) {
+	$content{'parameter_hiddenparts'}='';
+        $type{'parameter_hiddenparts'}='string';
+	$display{'parameter_hiddenparts'}=
+	    'A comma separted list of Part Ids to not display.';
+    }
 # ---------------------------------------------------------- Current Parameters
 
-  map {
+  foreach (split(/\:/,$ENV{'form.parms'})) {
       my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
       unless ($type{$pname}) { $type{$pname}=$ptype; }
       $value{$pname}=$pvalue;
-  } split(/\:/,$ENV{'form.parms'});
+  } 
   
 # --------------------------------------------------- Print input screen header
+    my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
     $r->print(<<ENDHEADER);
 <html>
 <head>
@@ -79,14 +118,7 @@ sub handler {
         parmwin.close();
     }
 
-    function pjump(type,dis,value,marker,ret,call) {
-        parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)
-                 +"&value="+escape(value)+"&marker="+escape(marker)
-                 +"&return="+escape(ret)
-                 +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms",
-                 "height=350,width=350,scrollbars=no,menubar=no");
-
-    }
+    $pjump_def
 
     function stpr() {
         eval("document.parameters."+document.parameters.pres_marker.value+
@@ -119,21 +151,20 @@ ENDHEADER
 <table border=2>
 <tr><th>Parameter</th><th>Default</th><th>Value</th><th>Set?</th></tr>
 ENDDOCUMENT
-    map {
+    foreach (keys(%content)) {
         my $cur=$content{$_};
+        # Should if(defined($value{$_})) be if(exists($value{$_})) ?
         if (defined($value{$_})) { $cur=$value{$_}; };
-        $r->print('<tr><td><b>'.$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_'.$_.
-        '"');
+        $r->print(<<"END");
+<tr><td><b>$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>');
-    } keys %content;
+    }
     $r->print(
         '</table><br><input type="submit" value="Set"></form></body></html>');
     return OK;