[BACK]Return to lonratparms.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / rat
File:  [LON-CAPA] / rat / lonratparms.pm
Revision 1.7: download - view: text, annotated - select for diffs
Wed Jul 4 15:35:44 2001 UTC (22 years, 10 months ago) by www
Branches: MAIN
CVS tags: stable_2001_fall, HEAD
Brings up parameter window

# The LearningOnline Network with CAPA
# Set parameters inside of the RAT
#
# (Search Catalog
#
# (Internal Server Error Handler
#
# (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)
#
# 3/1/1 Gerd Kortemeyer)
#
# 3/1 Gerd Kortemeyer)
#
# 03/03/01,06/15,06/25,06/26,06/30,07/02,07/03,07/04 Gerd Kortemeyer
#
package Apache::lonratparms;

use strict;
use Apache::Constants qw(:common);

sub handler {
    my $r = shift;
    $r->content_type('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'}));


# ------------------------------------------------------------------- Read file

  my $uri=$ENV{'form.url'}.'.meta';
  
  my %content;
  my %type;
  my %display;
  my %value;
  
  map {
      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'));

# ---------------------------------------------------------- Current Parameters

  map {
      my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
      unless ($type{$pname}) { $type{$pname}=$ptype; }
      $value{$pname}=$pvalue;
  } split(/\:/,$ENV{'form.parms'});
  
# --------------------------------------------------- Print input screen header
    $r->print(<<ENDHEADER);
<html>
<head>
<title>The LearningOnline Network with CAPA</title>
<script language="JavaScript">

    function pclose() {
        parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
                 "height=350,width=350,scrollbars=no,menubar=no");
        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");

    }

    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 {
       $r->print("\nif (document.parameters.def_".$_.
       '.checked) { opener.objparms['.$ENV{'form.resid'}.
       ']+=colon+"'.$type{$_}.
       '___'.$_.'___"+document.parameters.'.$_.'.value; colon=":"; }'); 
    } keys %content;
    $r->print(<<ENDDOCUMENT);
    opener.save();
    window.close();
}
</script>
</head>
<body bgcolor="#FFFFFF">
<h1>Set Resource Parameters in Map</h1>
<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>Parameter</th><th>Default</th><th>Value</th><th>Set?</th></tr>
ENDDOCUMENT
    map {
        my $cur=$content{$_};
        if (defined($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_'.$_.
        '"');
        if ($value{$_}) { $r->print(' checked'); }
        $r->print('></td></tr>');
    } keys %content;
    $r->print(
        '</table><br><input type="submit" value="Set"></form></body></html>');
    return OK;
} 

1;
__END__
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