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Annotation of rat/lonratparms.pm, revision 1.5

1.1       www         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: #
1.5     ! www        16: # 03/03/01,06/15,06/25,06/26,06/30,07/02 Gerd Kortemeyer
1.1       www        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 $r->header_only;
                     28: 
1.2       www        29: # Get query string for limited number of parameters
                     30: 
                     31:     map {
                     32:        my ($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';
1.3       www        47:   
                     48:   my %content;
                     49:   my %type;
1.5     ! www        50:   my %display;
1.3       www        51:   my %value;
                     52:   
1.2       www        53:   map {
1.4       www        54:       if ($_=~/^parameter\_/) {
                     55:          $content{$_}=&Apache::lonnet::metadata($uri,$_);
1.5     ! www        56:          $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
        !            57:          $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
1.4       www        58:       }
1.2       www        59:   } split(/\,/,&Apache::lonnet::metadata($uri,'keys'));
                     60: 
1.3       www        61: # ---------------------------------------------------------- Current Parameters
1.2       www        62: 
1.3       www        63:   map {
                     64:       my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
1.5     ! www        65:       unless ($type{$pname}) { $type{$pname}=$ptype; }
1.3       www        66:       $value{$pname}=$pvalue;
1.5     ! www        67:   } split(/\:/,$ENV{'form.parms'});
1.3       www        68:   
                     69: # --------------------------------------------------- Print input screen header
                     70:     $r->print(<<ENDHEADER);
1.1       www        71: <html>
                     72: <head>
                     73: <title>The LearningOnline Network with CAPA</title>
1.3       www        74: <script language="JavaScript">
                     75: function setparms() {
                     76: ENDHEADER
1.4       www        77:     $r->print('opener.objparms['.$ENV{'form.resid'}.']="";');
1.3       www        78:     map {
                     79:        $r->print("\nif (document.parameters.def_".$_.
1.5     ! www        80:        '.checked) { opener.objparms['.$ENV{'form.resid'}.
        !            81:        ']+="'.$type{$_}.'___'.$_.'___"+document.parameters.'.$_.'.value; }'); 
1.3       www        82:     } keys %content;
                     83:     $r->print(<<ENDDOCUMENT);
                     84:     window.close();
                     85: }
                     86: </script>
1.1       www        87: </head>
                     88: <body bgcolor="#FFFFFF">
1.2       www        89: <h1>Set Resource Parameters in Map</h1>
1.4       www        90: <form action="javascript:setparms();" method="post" name="parameters">
                     91: <table border=2>
                     92: <tr><th>Parameter</th><th>Default</th><th>Value</th><th>Set?</th></tr>
1.1       www        93: ENDDOCUMENT
1.2       www        94:     map {
1.5     ! www        95:         my $cur=$content{$_};
        !            96:         if (defined($value{$_})) { $cur=$value{$_}; };
        !            97:         $r->print('<tr><td><b>'.$display{$_}.'</b><br><tt>'.$_.
        !            98:         '</tt></td><td>&nbsp;'.$content{$_}.
1.3       www        99:         '</td><td><input type="text" name="'.$_.'" value="'.$cur.
                    100:         '"></td><td><input type="checkbox" name="def_'.$_.
                    101:         '" value="off"></td></tr>');
1.2       www       102:     } keys %content;
1.3       www       103:     $r->print(
                    104:         '</table><br><input type="submit" value="Set"></form></body></html>');
1.1       www       105:     return OK;
                    106: } 
                    107: 
                    108: 1;
                    109: __END__
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