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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

    1: # The LearningOnline Network with CAPA
    2: # Set parameters inside of the RAT
    3: #
    4: # (Search Catalog
    5: #
    6: # (Internal Server Error Handler
    7: #
    8: # (Login Screen
    9: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
   10: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
   11: #
   12: # 3/1/1 Gerd Kortemeyer)
   13: #
   14: # 3/1 Gerd Kortemeyer)
   15: #
   16: # 03/03/01,06/15,06/25,06/26,06/30,07/02,07/03,07/04 Gerd Kortemeyer
   17: #
   18: package Apache::lonratparms;
   19: 
   20: use strict;
   21: use Apache::Constants qw(:common);
   22: 
   23: sub handler {
   24:     my $r = shift;
   25:     $r->content_type('text/html');
   26:     $r->send_http_header;
   27:     return OK if $r->header_only;
   28: 
   29: # Get query string for limited number of parameters
   30: 
   31:     map {
   32:        my ($name, $value) = split(/=/,$_);
   33:        $value =~ tr/+/ /;
   34:        $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
   35:        if (($name eq 'url') || ($name eq 'parms') || 
   36:            ($name eq 'resid')) {
   37:            unless ($ENV{'form.'.$name}) {
   38:               $ENV{'form.'.$name}=$value;
   39: 	   }
   40:        }
   41:     } (split(/&/,$ENV{'QUERY_STRING'}));
   42: 
   43: 
   44: # ------------------------------------------------------------------- Read file
   45: 
   46:   my $uri=$ENV{'form.url'}.'.meta';
   47:   
   48:   my %content;
   49:   my %type;
   50:   my %display;
   51:   my %value;
   52:   
   53:   map {
   54:       if ($_=~/^parameter\_/) {
   55:          $content{$_}=&Apache::lonnet::metadata($uri,$_);
   56:          $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
   57:          $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
   58:       }
   59:   } split(/\,/,&Apache::lonnet::metadata($uri,'keys'));
   60: 
   61: # ---------------------------------------------------------- Current Parameters
   62: 
   63:   map {
   64:       my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
   65:       unless ($type{$pname}) { $type{$pname}=$ptype; }
   66:       $value{$pname}=$pvalue;
   67:   } split(/\:/,$ENV{'form.parms'});
   68:   
   69: # --------------------------------------------------- Print input screen header
   70:     $r->print(<<ENDHEADER);
   71: <html>
   72: <head>
   73: <title>The LearningOnline Network with CAPA</title>
   74: <script language="JavaScript">
   75: 
   76:     function pclose() {
   77:         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
   78:                  "height=350,width=350,scrollbars=no,menubar=no");
   79:         parmwin.close();
   80:     }
   81: 
   82:     function pjump(type,dis,value,marker,ret,call) {
   83:         parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)
   84:                  +"&value="+escape(value)+"&marker="+escape(marker)
   85:                  +"&return="+escape(ret)
   86:                  +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms",
   87:                  "height=350,width=350,scrollbars=no,menubar=no");
   88: 
   89:     }
   90: 
   91:     function stpr() {
   92:         eval("document.parameters."+document.parameters.pres_marker.value+
   93:             ".value=document.parameters.pres_value.value");
   94:         pclose();
   95:     }
   96: 
   97: 
   98: function setparms() {
   99: ENDHEADER
  100:     $r->print('var colon=""; opener.objparms['.$ENV{'form.resid'}.']="";');
  101:     map {
  102:        $r->print("\nif (document.parameters.def_".$_.
  103:        '.checked) { opener.objparms['.$ENV{'form.resid'}.
  104:        ']+=colon+"'.$type{$_}.
  105:        '___'.$_.'___"+document.parameters.'.$_.'.value; colon=":"; }'); 
  106:     } keys %content;
  107:     $r->print(<<ENDDOCUMENT);
  108:     opener.save();
  109:     window.close();
  110: }
  111: </script>
  112: </head>
  113: <body bgcolor="#FFFFFF">
  114: <h1>Set Resource Parameters in Map</h1>
  115: <form action="javascript:setparms();" method="post" name="parameters">
  116: <input type="hidden" value='' name="pres_value">
  117: <input type="hidden" value='' name="pres_type">
  118: <input type="hidden" value='' name="pres_marker">
  119: <table border=2>
  120: <tr><th>Parameter</th><th>Default</th><th>Value</th><th>Set?</th></tr>
  121: ENDDOCUMENT
  122:     map {
  123:         my $cur=$content{$_};
  124:         if (defined($value{$_})) { $cur=$value{$_}; };
  125:         $r->print('<tr><td><b>'.$display{$_}.'</b><br><tt>'.$_.
  126:         '</tt></td><td>&nbsp;'.$content{$_}.
  127:         '</td><td><input type="text" size="10" name="'.$_.'" value="'.$cur.
  128:         '">&nbsp;<a href='."'".'javascript:pjump("'.
  129: 		  $type{$_}.'","'.
  130:                   $display{$_}.'",document.parameters.'.$_.
  131:                   '.value,"'.$_.'","parameters.pres","stpr");'."'>Enter</a>".
  132:         '</td><td><input type="checkbox" name="def_'.$_.
  133:         '"');
  134:         if ($value{$_}) { $r->print(' checked'); }
  135:         $r->print('></td></tr>');
  136:     } keys %content;
  137:     $r->print(
  138:         '</table><br><input type="submit" value="Set"></form></body></html>');
  139:     return OK;
  140: } 
  141: 
  142: 1;
  143: __END__
  144:
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