Annotation of rat/lonratparms.pm, revision 1.25
1.1 www 1: # The LearningOnline Network with CAPA
2: # Set parameters inside of the RAT
3: #
1.25 ! jms 4: # $Id: lonratparms.pm,v 1.24 2006/04/04 15:32:12 albertel Exp $
1.8 www 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.20 www 28:
1.25 ! jms 29: =head1 NAME
! 30:
! 31: Apache::lonratparams
! 32:
! 33: =head1 SYNOPSIS
! 34:
! 35: Handler to set resource parameters inside of
! 36: the RAT based on metadata.
! 37:
! 38: This is part of the LearningOnline Network with CAPA project
! 39: described at http://www.lon-capa.org.
! 40:
! 41: =head1 HANDLER SUBROUTINE
! 42:
! 43: handler()
! 44:
! 45: =head1 OTHER SUBROUTINES
! 46:
! 47: =over
! 48:
! 49: =item *
! 50:
! 51: none
! 52:
! 53: =back
! 54:
! 55: =cut
! 56:
1.1 www 57: package Apache::lonratparms;
58:
59: use strict;
60: use Apache::Constants qw(:common);
1.15 matthew 61: use Apache::lonhtmlcommon();
1.16 www 62: use Apache::lonlocal;
1.23 albertel 63: use Apache::lonnet;
1.1 www 64:
65: sub handler {
66: my $r = shift;
1.16 www 67: &Apache::loncommon::content_type($r,'text/html');
1.1 www 68: $r->send_http_header;
69: return OK if $r->header_only;
70:
1.2 www 71: # Get query string for limited number of parameters
72:
1.10 stredwic 73: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.11 www 74: ['url','parms','resid']);
1.2 www 75:
76: # ------------------------------------------------------------------- Read file
77:
1.23 albertel 78: my $uri=$env{'form.url'}.'.meta';
1.3 www 79:
80: my %content;
81: my %type;
1.5 www 82: my %display;
1.3 www 83: my %value;
84:
1.20 www 85: # ---------------------------------------------------------- Current Parameters
86:
1.22 www 87: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
88: if ($_=~/^parameter\_/) {
89: $content{$_}=&Apache::lonnet::metadata($uri,$_);
90: $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
91: $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
92: }
93: }
94:
1.23 albertel 95: foreach (split(/\:/,$env{'form.parms'})) {
1.20 www 96: my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
1.21 www 97: unless ($pname) { next; }
1.20 www 98: unless ($type{$pname}) { $type{$pname}=$ptype; }
99: $value{$pname}=$pvalue;
100: $content{$pname}=$pvalue;
101: $type{$pname}=$ptype;
102: $display{$pname}=&mt('Custom Parameter');
103: }
1.3 www 104:
105: # --------------------------------------------------- Print input screen header
1.15 matthew 106: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
1.24 albertel 107:
1.17 www 108: my %lt=&Apache::lonlocal::texthash('pa' => 'Parameter',
109: 'de' => 'Default',
110: 'va' => 'Value',
111: 'se' => 'Set');
1.24 albertel 112: my $js = (<<ENDHEADER);
113: <script type="text/javascript">
1.7 www 114:
115: function pclose() {
116: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
117: "height=350,width=350,scrollbars=no,menubar=no");
118: parmwin.close();
119: }
120:
1.15 matthew 121: $pjump_def
1.7 www 122:
123: function stpr() {
124: eval("document.parameters."+document.parameters.pres_marker.value+
125: ".value=document.parameters.pres_value.value");
126: pclose();
127: }
128:
129:
1.3 www 130: function setparms() {
131: ENDHEADER
1.24 albertel 132: $js .= 'var colon=""; opener.objparms['.$env{'form.resid'}.']="";';
133: foreach my $key (keys(%content)) {
134: $js .= "\nif (document.parameters.def_".$key.
1.23 albertel 135: '.checked) { opener.objparms['.$env{'form.resid'}.
1.24 albertel 136: ']+=colon+"'.$type{$key}.
137: '___'.$key.'___"+document.parameters.'.$key.'.value; colon=":"; }';
138: }
139: $js .= '
1.6 www 140: opener.save();
1.3 www 141: window.close();
142: }
143: </script>
1.24 albertel 144: ';
145: my $start_page =
146: &Apache::loncommon::start_page('Set Resource Parameters in Map',$js);
147:
148: $r->print(<<ENDDOCUMENT);
149: $start_page
1.4 www 150: <form action="javascript:setparms();" method="post" name="parameters">
1.7 www 151: <input type="hidden" value='' name="pres_value">
152: <input type="hidden" value='' name="pres_type">
153: <input type="hidden" value='' name="pres_marker">
1.4 www 154: <table border=2>
1.16 www 155: <tr><th>$lt{'pa'}</th><th>$lt{'de'}</th><th>$lt{'va'}</th><th>$lt{'se'}?</th></tr>
1.1 www 156: ENDDOCUMENT
1.24 albertel 157:
1.17 www 158: ### %display=&Apache::lonlocal::texthash(%display);
1.16 www 159: my $enter=&mt('Enter');
1.24 albertel 160: foreach my $key (sort(keys(%content))) {
161: my $cur=$content{$key};
162: # Should if(defined($value{$key})) be if(exists($value{$key})) ?
163: if (defined($value{$key})) { $cur=$value{$key}; };
1.9 matthew 164: $r->print(<<"END");
1.24 albertel 165: <tr><td><b>$display{$key}</b><br><tt>$key</tt></td>
166: <td> $content{$key}</td>
167: <td><input type="text" size="10" name="$key" value="$cur">
168: <a href='javascript:pjump("$type{$key}","$display{$key}",document.parameters.$key.value,"$key","parameters.pres","stpr");'>$enter</a></td>
169: <td><input type="checkbox" name="def_$key"
1.9 matthew 170: END
1.24 albertel 171: if ($value{$key}) { $r->print(' checked'); }
1.6 www 172: $r->print('></td></tr>');
1.9 matthew 173: }
1.24 albertel 174: $r->print('</table><br />
175: <input type="submit" value="'.&mt('Set').'"></form>'.
176: &Apache::loncommon::end_page());
1.1 www 177: return OK;
178: }
179:
180: 1;
181: __END__
1.7 www 182:
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