1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
4: # $Id: lonconfigsettings.pm,v 1.17 2011/01/13 22:49:47 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: # /home/httpd/html/adm/gpl.txt
24: #
25: # http://www.lon-capa.org/
26: #
27: #
28: ###############################################################
29: ##############################################################
30:
31: package Apache::lonconfigsettings;
32:
33: use strict;
34: use Apache::lonnet;
35: use Apache::loncommon();
36: use Apache::lonhtmlcommon();
37: use Apache::lonlocal;
38: use Apache::lonparmset();
39:
40: sub print_header {
41: my ($r,$phase,$context,$jscript) = @_;
42: my ($pagetitle,$brcrumtitle,$action,$call_category_check);
43: if ($context eq 'domain') {
44: ($pagetitle, $brcrumtitle) = ('View/Modify Domain Settings','View/Modify Domain Settings');
45: $action = '/adm/domainprefs';
46: if ($phase eq 'display') {
47: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
48: if (grep(/^coursecategories$/,@actions)) {
49: $call_category_check = qq|
50: if (formname == document.display) {
51: if (!categoryCheck(formname)) {
52: return;
53: }
54: }
55: |;
56: }
57: }
58: } else {
59: if (&Apache::loncommon::course_type() eq 'Community') {
60: ($pagetitle,$brcrumtitle) = ('Community Configuration','Community Configuration');
61: } else {
62: ($pagetitle,$brcrumtitle) = ('Course Configuration','Course Configuration');
63: }
64: $action = '/adm/courseprefs';
65: }
66: my $alert = &mt('You must select at least one functionality type to display.');
67: my $js = '
68: <script type="text/javascript">
69: // <![CDATA[
70:
71: function changePage(formname,newphase) {
72: formname.phase.value = newphase;
73: numchecked = 0;
74: if (formname == document.pickactions) {
75: if (formname.actions.length > 0) {
76: for (var i = 0; i<formname.actions.length; i++) {
77: if (formname.actions[i].checked) {
78: numchecked ++;
79: }
80: }
81: } else {
82: if (formname.actions.checked) {
83: numchecked ++;
84: }
85: }
86: if (numchecked > 0) {
87: formname.submit();
88: } else {
89: alert("'.$alert.'");
90: return;
91: }
92: }
93: '.$call_category_check.'
94: formname.submit();
95: }'."\n";
96: if ($phase eq 'pickactions') {
97: $js .=
98: &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox'})."\n";
99: } elsif ($phase eq 'display') {
100: $js .= &color_pick_js()."\n";
101: }
102: $js .= &Apache::loncommon::viewport_size_js().'
103:
104: // ]]>
105: </script>
106: ';
107: if ($jscript) {
108: $js .= "
109:
110: $jscript
111:
112: ";
113: }
114: my $additem;
115: if ($phase eq 'pickactions') {
116: my %loaditems = (
117: 'onload' => "setFormElements(document.pickactions);",
118: );
119: $additem = {'add_entries' => \%loaditems,};
120: }
121: $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
122: $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
123: &Apache::lonparmset::startSettingsScreen($r,'coursepref');
124: $r->print('
125: <form name="parmform" action="">
126: <input type="hidden" name="pres_marker" />
127: <input type="hidden" name="pres_type" />
128: <input type="hidden" name="pres_value" />
129: </form>
130: ');
131: $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
132: ' enctype="multipart/form-data">');
133: return;
134: }
135:
136: sub print_footer {
137: my ($r,$phase,$newphase,$button_text,$actions) = @_;
138: $button_text = &mt($button_text);
139: $r->print('<input type="hidden" name="phase" value="" />');
140: if (defined($env{'form.origin'})) {
141: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
142: }
143: if (($phase eq 'display') || ($phase eq 'process')) {
144: if (ref($actions) eq 'ARRAY') {
145: foreach my $item (@{$actions}) {
146: $r->print('<input type="hidden" name="actions" value="'.$item.'" />'."\n");
147: }
148: }
149: }
150: my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
151: if ($phase eq 'process') {
152: $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
153: } else {
154: my $onclick;
155: if ($phase eq 'display') {
156: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
157: } else {
158: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
159: }
160: $r->print('<p><input type="button" name="store" value="'.
161: $button_text.'" onclick='.$onclick.' /></p>');
162: }
163: if ($phase eq 'process') {
164: $r->print('</form>');
165: &Apache::lonparmset::endSettingsScreen($r);
166: $r->print(&Apache::loncommon::end_page());
167: }
168: return;
169: }
170:
171: sub make_changes {
172: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,$allitems) = @_;
173: my %brcrumtext = &get_crumb_text();
174: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
175: my ($numchanged,%changes,%disallowed);
176: &Apache::lonhtmlcommon::add_breadcrumb
177: ({href=>"javascript:changePage(document.$phase,'display')",
178: text=>$brcrumtext{$context}},
179: {href=>"javascript:changePage(document.$phase,'$phase')",
180: text=>"Updated"});
181: &print_header($r,$phase,$context);
182: my $crstype;
183: if ($context eq 'course') {
184: $crstype = &Apache::loncommon::course_type();
185: }
186: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
187: (ref($prefs) eq 'HASH')) {
188: foreach my $item (@{$prefs_order}) {
189: if (grep(/^\Q$item\E$/,@actions)) {
190: if ($context eq 'domain') {
191: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
192: &Apache::domainprefs::process_changes($r,$dom,
193: $confname,$item,$roles,$values));
194: } else {
195: $changes{$item} = {};
196: &Apache::courseprefs::process_changes($dom,$item,$values,
197: $prefs->{$item},$changes{$item},
198: $allitems,\%disallowed,$crstype);
199: if (keys(%{$changes{$item}}) > 0) {
200: $numchanged ++;
201: }
202: }
203: }
204: }
205: }
206: if ($context eq 'course') {
207: if ($numchanged) {
208: my $message = &Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
209: $prefs,$values,\%changes,$crstype);
210: $r->print(&Apache::loncommon::confirmwrapper($message));
211: } else {
212: if ($crstype eq 'Community') {
213: $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to community configuration.")));
214: } else {
215: $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to course configuration.")));
216: }
217: }
218: if (keys(%disallowed) > 0) {
219: $r->print('<p>');
220: foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
221: if (ref($disallowed{$item}) eq 'HASH') {
222: if (keys(%{$disallowed{$item}}) > 0) {
223: $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
224: $prefs,$crstype));
225: }
226: }
227: }
228: $r->print('</p>');
229: }
230: }
231: $r->print('<p>');
232: my $footer_text = 'Back to configuration display';
233: if ($context eq 'course') {
234: $footer_text = 'Back to display/edit settings';
235: }
236: &print_footer($r,$phase,'display',$footer_text,\@actions);
237: $r->print('</p>');
238: }
239:
240: sub display_settings {
241: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
242: $allitems,$crstype) = @_;
243: my %brcrumtext = &get_crumb_text();
244: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
245: &Apache::lonhtmlcommon::add_breadcrumb
246: ({href=>"javascript:changePage(document.$phase,'display')",
247: text=>"Display/Edit Settings"});
248: &print_header($r,$phase,$context,$jscript);
249: my $divwidth = 900;
250: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
251: if (@actions > 0) {
252: my $rowsum = 0;
253: my (%output,%rowtotal,@items);
254: foreach my $item (@{$prefs_order}) {
255: if (grep(/^\Q$item\E$/,@actions)) {
256: push(@items,$item);
257: if ($context eq 'domain') {
258: if ($item eq 'usersessions') {
259: $r->print('<script type="text/javascript">'."\n".
260: '// <![CDATA['."\n".
261: &Apache::loncommon::check_uncheck_jscript()."\n".
262: '// ]]>'."\n".
263: '</script>'."\n");
264: }
265: ($output{$item},$rowtotal{$item}) =
266: &Apache::domainprefs::print_config_box($r,$dom,$confname,
267: $phase,$item,$prefs->{$item},$values->{$item});
268: } else {
269: ($output{$item},$rowtotal{$item}) =
270: &Apache::courseprefs::print_config_box($r,$dom,$phase,
271: $item,$prefs->{$item},$values,$allitems,$crstype);
272: }
273: $rowsum += $rowtotal{$item};
274: }
275: }
276: $r->print('<div id="prefs" style="max-width:'.$divwidth.'px;margin: 10px auto 10px auto;">');
277: for (my $i=0; $i<@items; $i++) {
278: $r->print($output{$items[$i]});
279: }
280: $r->print('</div>');
281: $r->print(&print_footer($r,$phase,'process','Save Changes',\@actions));
282: } else {
283: $r->print('<input type="hidden" name="phase" value="" />'.
284: '<span class="LC_error">'.&mt('No settings chosen').
285: '</span>');
286: }
287: $r->print('</form>');
288: }
289: if ($context eq 'course') {
290: $r->print('
291: <script type="text/javascript">
292: $(document).ready(function(){
293: $("#prefs").accordion({
294: autoHeight: false
295: });
296: if ($(".LC_nested tr.advanced").get(0)) {
297: $(".LC_nested tr.advanced").each(function() {
298: $(this).hide();
299: p = $(this).parents("div.ui-accordion-content")
300: if (p.find(".LC_advanced_toggle").length) {
301: return;
302: }
303: p.prepend("<span class=\'LC_advanced_toggle\'><input type=\"checkbox\"/>Show advanced options</span>");
304: });
305: $(".LC_advanced_toggle input").change(function() {
306: if($(this).is(":checked")) {
307: $(this).parents("div.ui-accordion-content").find("tr.advanced").fadeIn("normal");
308: } else {
309: $(this).parents("div.ui-accordion-content").find("tr.advanced").fadeOut("normal");
310: }
311: });
312: }
313: });
314: </script>
315: ');
316: }
317: $r->print(&Apache::loncommon::end_page());
318: return;
319: }
320:
321: sub display_choices {
322: my ($r,$phase,$context,$prefs_order,$prefs) = @_;
323: if ($phase eq '') {
324: $phase = 'pickactions';
325: }
326: my %helphash;
327: &print_header($r,$phase,$context);
328: $r->print('<script type="text/javascript">'."\n".
329: '// <![CDATA['."\n".
330: &Apache::loncommon::check_uncheck_jscript()."\n".
331: '// ]]>'."\n".
332: '</script>'."\n");
333: $r->print('<h3>'.&mt('Settings to display/modify').'</h3>'.
334: '<div><input type="button" value="'.&mt('check all').'" '.
335: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
336: ' />'.(' 'x2).
337: '<input type="button" value="'.&mt('uncheck all').'" '.
338: 'onclick="javascript:uncheckAll(document.pickactions.actions)" />'.
339: "\n".
340: '</div><div class="LC_left_float">');
341: my ($numitems,$maxincol,$firstthird,$secondthird,$seconddiv,$thirddiv,$count);
342: if (ref($prefs_order) eq 'ARRAY') {
343: $numitems = @{$prefs_order};
344: }
345: my $numcols = 3;
346: $maxincol = int($numitems/$numcols);
347: if ($numitems%$numcols) {
348: $maxincol ++;
349: }
350: $firstthird = $maxincol;
351: $secondthird = $firstthird + $maxincol;
352: $count = 0;
353: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
354: foreach my $item (@{$prefs_order}) {
355: $r->print('<h4>'.
356: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
357: '<label><input type="checkbox" name="actions" value="'.$item.
358: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
359: $count ++;
360: if ((!$seconddiv) && ($count >= $firstthird)) {
361: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
362: $seconddiv = 1;
363: }
364: if ((!$thirddiv) && ($count >= $secondthird)) {
365: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
366: $thirddiv = 1;
367: }
368: }
369: $r->print('</div><br clear="all" />');
370: }
371: $r->print(&print_footer($r,$phase,'display','Display'));
372: $r->print('</form>');
373: $r->print(&Apache::loncommon::end_page());
374: return;
375: }
376:
377: sub color_pick_js {
378: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
379: my $output = <<"ENDCOL";
380: function pclose() {
381: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
382: parmwin.close();
383: }
384:
385: $pjump_def
386:
387: function psub() {
388: pclose();
389: if (document.parmform.pres_marker.value!='') {
390: if (document.parmform.pres_type.value!='') {
391: eval('document.display.'+
392: document.parmform.pres_marker.value+
393: '.value=document.parmform.pres_value.value;');
394: }
395: } else {
396: document.parmform.pres_value.value='';
397: document.parmform.pres_marker.value='';
398: }
399: }
400:
401: function get_id (span_id) {
402: if (document.getElementById) {
403: return document.getElementById(span_id);
404: }
405: if (document.all) {
406: return document.all[span_id];
407: }
408: return false;
409: }
410:
411: function colchg_span (span_id_str,new_color_item) {
412: var span_ref = get_id(span_id_str);
413: if (span_ref.style) { span_ref = span_ref.style; }
414: span_ref.background = new_color_item.value;
415: span_ref.backgroundColor = new_color_item.value;
416: span_ref.bgColor = new_color_item.value;
417: }
418:
419: ENDCOL
420: return $output;
421: }
422:
423: sub get_crumb_text {
424: my %brcrumbtext = (
425: domain => 'Domain Settings',
426: course => 'Display/Edit Settings',
427: );
428: return %brcrumbtext;
429: }
430:
431: 1;
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