1: # The LearningOnline Network with CAPA
2: # Set parameters inside of the RAT
3: #
4: # $Id: lonratparms.pm,v 1.12 2002/06/14 19:38:24 www Exp $
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: #
28: # (Search Catalog
29: #
30: # (Internal Server Error Handler
31: #
32: # (Login Screen
33: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
34: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
35: #
36: # 3/1/1 Gerd Kortemeyer)
37: #
38: # 3/1 Gerd Kortemeyer)
39: #
40: # 03/03/01,06/15,06/25,06/26,06/30,07/02,07/03,07/04 Gerd Kortemeyer
41: # 03/11/02 Matthew Hall
42: #
43: package Apache::lonratparms;
44:
45: use strict;
46: use Apache::Constants qw(:common);
47:
48: sub handler {
49: my $r = shift;
50: $r->content_type('text/html');
51: $r->send_http_header;
52: return OK if $r->header_only;
53:
54: # Get query string for limited number of parameters
55:
56: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
57: ['url','parms','resid']);
58:
59: # ------------------------------------------------------------------- Read file
60:
61: my $uri=$ENV{'form.url'}.'.meta';
62:
63: my %content;
64: my %type;
65: my %display;
66: my %value;
67:
68: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
69: if ($_=~/^parameter\_/) {
70: $content{$_}=&Apache::lonnet::metadata($uri,$_);
71: $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
72: $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
73: }
74: }
75:
76: # -------------------------------------- Additional parms for certain resources
77:
78: if ($uri=~/\.(sequence|page)\.meta$/) {
79: $content{'parameter_randompick'}='';
80: $type{'parameter_randompick'}='int_pos';
81: $display{'parameter_randompick'}='Randomly pick number of resources';
82: } else {
83: $content{'parameter_mapalias'}='';
84: $type{'parameter_mapalias'}='string';
85: $display{'parameter_mapalias'}='Resource alias name for conditions';
86: }
87: # ---------------------------------------------------------- Current Parameters
88:
89: foreach (split(/\:/,$ENV{'form.parms'})) {
90: my ($ptype,$pname,$pvalue)=split(/\_\_\_/,$_);
91: unless ($type{$pname}) { $type{$pname}=$ptype; }
92: $value{$pname}=$pvalue;
93: }
94:
95: # --------------------------------------------------- Print input screen header
96: $r->print(<<ENDHEADER);
97: <html>
98: <head>
99: <title>The LearningOnline Network with CAPA</title>
100: <script language="JavaScript">
101:
102: function pclose() {
103: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
104: "height=350,width=350,scrollbars=no,menubar=no");
105: parmwin.close();
106: }
107:
108: function pjump(type,dis,value,marker,ret,call) {
109: parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)
110: +"&value="+escape(value)+"&marker="+escape(marker)
111: +"&return="+escape(ret)
112: +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms",
113: "height=350,width=350,scrollbars=no,menubar=no");
114:
115: }
116:
117: function stpr() {
118: eval("document.parameters."+document.parameters.pres_marker.value+
119: ".value=document.parameters.pres_value.value");
120: pclose();
121: }
122:
123:
124: function setparms() {
125: ENDHEADER
126: $r->print('var colon=""; opener.objparms['.$ENV{'form.resid'}.']="";');
127: map {
128: $r->print("\nif (document.parameters.def_".$_.
129: '.checked) { opener.objparms['.$ENV{'form.resid'}.
130: ']+=colon+"'.$type{$_}.
131: '___'.$_.'___"+document.parameters.'.$_.'.value; colon=":"; }');
132: } keys %content;
133: $r->print(<<ENDDOCUMENT);
134: opener.save();
135: window.close();
136: }
137: </script>
138: </head>
139: <body bgcolor="#FFFFFF">
140: <h1>Set Resource Parameters in Map</h1>
141: <form action="javascript:setparms();" method="post" name="parameters">
142: <input type="hidden" value='' name="pres_value">
143: <input type="hidden" value='' name="pres_type">
144: <input type="hidden" value='' name="pres_marker">
145: <table border=2>
146: <tr><th>Parameter</th><th>Default</th><th>Value</th><th>Set?</th></tr>
147: ENDDOCUMENT
148: foreach (keys(%content)) {
149: my $cur=$content{$_};
150: # Should if(defined($value{$_})) be if(exists($value{$_})) ?
151: if (defined($value{$_})) { $cur=$value{$_}; };
152: $r->print(<<"END");
153: <tr><td><b>$display{$_}</b><br><tt>$_</tt></td>
154: <td> $content{$_}</td>
155: <td><input type="text" size="10" name="$_" value="$cur">
156: <a href='javascript:pjump("$type{$_}","$display{$_}",document.parameters.$_.value,"$_","parameters.pres","stpr");'>Enter</a></td>
157: <td><input type="checkbox" name="def_$_"
158: END
159: if ($value{$_}) { $r->print(' checked'); }
160: $r->print('></td></tr>');
161: }
162: $r->print(
163: '</table><br><input type="submit" value="Set"></form></body></html>');
164: return OK;
165: }
166:
167: 1;
168: __END__
169:
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