1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
4: # $Id: lonconfigsettings.pm,v 1.24 2013/04/08 23:21:15 raeburn 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,$container) = @_;
42: my ($pagetitle,$brcrumtitle,$action,$call_category_check,$crstype);
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: $crstype = &Apache::loncommon::course_type();
60: if ($crstype eq 'Community') {
61: ($pagetitle,$brcrumtitle) = ('Community Configuration','Community Configuration');
62: } else {
63: ($pagetitle,$brcrumtitle) = ('Course Configuration','Course Configuration');
64: }
65: $action = '/adm/courseprefs';
66: }
67: my $alert = &mt('You must select at least one functionality type to display.');
68: my $js = '
69: <script type="text/javascript">
70: // <![CDATA[
71:
72: function changePage(formname,newphase) {
73: formname.phase.value = newphase;
74: numchecked = 0;
75: if (formname == document.pickactions) {
76: if (formname.actions.length > 0) {
77: for (var i = 0; i<formname.actions.length; i++) {
78: if (formname.actions[i].checked) {
79: numchecked ++;
80: }
81: }
82: } else {
83: if (formname.actions.checked) {
84: numchecked ++;
85: }
86: }
87: if (numchecked > 0) {
88: formname.submit();
89: } else {
90: alert("'.$alert.'");
91: return;
92: }
93: }
94: '.$call_category_check.'
95: formname.submit();
96: }'."\n";
97: if ($phase eq 'pickactions') {
98: $js .= &Apache::lonhtmlcommon::color_picker();
99: $js .=
100: &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox'})."\n";
101: } elsif ($phase eq 'display') {
102: $js .= &Apache::lonhtmlcommon::color_picker();
103: $js .= &color_pick_js()."\n";
104: }
105: $js .= &Apache::loncommon::viewport_size_js().'
106:
107: // ]]>
108: </script>
109: ';
110: if ($jscript) {
111: $js .= "
112:
113: $jscript
114:
115: ";
116: }
117: my $additem;
118: if ($phase eq 'pickactions') {
119: my %loaditems = (
120: 'onload' => "setFormElements(document.pickactions);",
121: );
122: $additem = {'add_entries' => \%loaditems,};
123: }
124: $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
125: $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
126: $r->print('
127: <form name="parmform" action="">
128: <input type="hidden" name="pres_marker" />
129: <input type="hidden" name="pres_type" />
130: <input type="hidden" name="pres_value" />
131: </form>
132: ');
133: if ($container) {
134: &Apache::lonparmset::startSettingsScreen($r,$container,$crstype);
135: }
136: $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
137: ' enctype="multipart/form-data">');
138: return;
139: }
140:
141: sub print_footer {
142: my ($r,$phase,$newphase,$button_text,$actions,$container) = @_;
143: $button_text = &mt($button_text);
144: $r->print('<input type="hidden" name="phase" value="" />');
145: if (defined($env{'form.origin'})) {
146: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
147: }
148: if (($phase eq 'display') || ($phase eq 'process')) {
149: if (ref($actions) eq 'ARRAY') {
150: foreach my $item (@{$actions}) {
151: $r->print('<input type="hidden" name="actions" value="'.$item.'" />'."\n");
152: }
153: }
154: }
155: my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
156: if ($phase eq 'process') {
157: $r->print(
158: &Apache::lonhtmlcommon::actionbox(
159: ['<a href='.$dest.'>'.$button_text.'</a>']));
160: } else {
161: my $onclick;
162: if ($phase eq 'display') {
163: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
164: } else {
165: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
166: }
167: $r->print('<p><input type="button" name="store" value="'.
168: $button_text.'" onclick='.$onclick.' /></p>');
169: }
170: if ($phase eq 'process') {
171: $r->print('</form>');
172: if ($container) {
173: &Apache::lonparmset::endSettingsScreen($r);
174: }
175: $r->print(&Apache::loncommon::end_page());
176: }
177: return;
178: }
179:
180: sub make_changes {
181: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,$allitems,$container) = @_;
182: my %brcrumtext = &get_crumb_text();
183: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
184: my ($numchanged,%changes,%disallowed);
185: &Apache::lonhtmlcommon::add_breadcrumb
186: ({href=>"javascript:changePage(document.$phase,'display')",
187: text=>$brcrumtext{$context}},
188: {href=>"javascript:changePage(document.$phase,'$phase')",
189: text=>"Updated"});
190: &print_header($r,$phase,$context,undef,$container);
191: my $crstype;
192: if ($context eq 'course') {
193: $crstype = &Apache::loncommon::course_type();
194: }
195: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
196: (ref($prefs) eq 'HASH')) {
197: foreach my $item (@{$prefs_order}) {
198: if (grep(/^\Q$item\E$/,@actions)) {
199: if ($context eq 'domain') {
200: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
201: &Apache::domainprefs::process_changes($r,$dom,
202: $confname,$item,$roles,$values));
203: } else {
204: $changes{$item} = {};
205: &Apache::courseprefs::process_changes($dom,$item,$values,
206: $prefs->{$item},$changes{$item},
207: $allitems,\%disallowed,$crstype);
208: if (keys(%{$changes{$item}}) > 0) {
209: $numchanged ++;
210: }
211: }
212: }
213: }
214: }
215: if ($context eq 'course') {
216: if ($numchanged) {
217: my $message = &Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
218: $prefs,$values,\%changes,$crstype);
219: $r->print(&Apache::loncommon::confirmwrapper($message));
220: } else {
221: if ($crstype eq 'Community') {
222: $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to community configuration.")));
223: } else {
224: $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to course configuration.")));
225: }
226: }
227: if (keys(%disallowed) > 0) {
228: $r->print('<p>');
229: foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
230: if (ref($disallowed{$item}) eq 'HASH') {
231: if (keys(%{$disallowed{$item}}) > 0) {
232: $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
233: $prefs,$crstype));
234: }
235: }
236: }
237: $r->print('</p>');
238: }
239: }
240: $r->print('<p>');
241: my $footer_text = 'Back to configuration display';
242: if ($context eq 'course') {
243: $footer_text = 'Back to display/edit settings';
244: }
245: &print_footer($r,$phase,'display',$footer_text,\@actions,$container);
246: $r->print('</p>');
247: }
248:
249: sub display_settings {
250: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
251: $allitems,$crstype,$container) = @_;
252: my %brcrumtext = &get_crumb_text();
253: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
254: &Apache::lonhtmlcommon::add_breadcrumb
255: ({href=>"javascript:changePage(document.$phase,'display')",
256: text=>"Display/Edit Settings"});
257: &print_header($r,$phase,$context,$jscript,$container);
258: my $divwidth = 900;
259: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
260: if (@actions > 0) {
261: my $rowsum = 0;
262: my (%output,%rowtotal,@items);
263: foreach my $item (@{$prefs_order}) {
264: if (grep(/^\Q$item\E$/,@actions)) {
265: push(@items,$item);
266: if ($context eq 'domain') {
267: if ($item eq 'usersessions') {
268: $r->print('<script type="text/javascript">'."\n".
269: '// <![CDATA['."\n".
270: &Apache::loncommon::check_uncheck_jscript()."\n".
271: '// ]]>'."\n".
272: '</script>'."\n");
273: }
274: ($output{$item},$rowtotal{$item}) =
275: &Apache::domainprefs::print_config_box($r,$dom,$confname,
276: $phase,$item,$prefs->{$item},$values->{$item});
277: } else {
278: ($output{$item},$rowtotal{$item}) =
279: &Apache::courseprefs::print_config_box($r,$dom,$phase,
280: $item,$prefs->{$item},$values,$allitems,$crstype);
281: }
282: $rowsum += $rowtotal{$item};
283: }
284: }
285: $r->print('<div id="prefs" style="max-width:'.$divwidth.'px;margin: 10px auto 10px auto;">');
286: for (my $i=0; $i<@items; $i++) {
287: $r->print($output{$items[$i]});
288: }
289: $r->print('</div>');
290: $r->print(&print_footer($r,$phase,'process','Save Changes',\@actions,$container));
291: } else {
292: $r->print('<input type="hidden" name="phase" value="" />'.
293: '<span class="LC_error">'.&mt('No settings chosen').
294: '</span>');
295: }
296: $r->print('</form>');
297: }
298: $r->print(&Apache::loncommon::end_page());
299: return;
300: }
301:
302: sub display_choices {
303: my ($r,$phase,$context,$prefs_order,$prefs,$container) = @_;
304: if ($phase eq '') {
305: $phase = 'pickactions';
306: }
307: my %helphash;
308: &print_header($r,$phase,$context,undef,$container);
309: $r->print('<script type="text/javascript">'."\n".
310: '// <![CDATA['."\n".
311: &Apache::loncommon::check_uncheck_jscript()."\n".
312: '// ]]>'."\n".
313: '</script>'."\n");
314: $r->print('<h3>'.&mt('Settings to display/modify').'</h3>'.
315: '<div><input type="button" value="'.&mt('check all').'" '.
316: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
317: ' />'.(' 'x2).
318: '<input type="button" value="'.&mt('uncheck all').'" '.
319: 'onclick="javascript:uncheckAll(document.pickactions.actions)" />'.
320: "\n".
321: '</div><div class="LC_left_float">');
322: my ($numitems,$maxincol,$firstthird,$secondthird,$seconddiv,$thirddiv,$count);
323: if (ref($prefs_order) eq 'ARRAY') {
324: $numitems = @{$prefs_order};
325: }
326: my $numcols = 3;
327: $maxincol = int($numitems/$numcols);
328: if ($numitems%$numcols) {
329: $maxincol ++;
330: }
331: $firstthird = $maxincol;
332: $secondthird = $firstthird + $maxincol;
333: $count = 0;
334: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
335: foreach my $item (@{$prefs_order}) {
336: $r->print('<h4>'.
337: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
338: '<label><input type="checkbox" name="actions" value="'.$item.
339: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
340: $count ++;
341: if ((!$seconddiv) && ($count >= $firstthird)) {
342: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
343: $seconddiv = 1;
344: }
345: if ((!$thirddiv) && ($count >= $secondthird)) {
346: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
347: $thirddiv = 1;
348: }
349: }
350: $r->print('</div><br clear="all" />');
351: }
352: $r->print(&print_footer($r,$phase,'display','Display',undef,$container));
353: $r->print('</form>');
354: $r->print(&Apache::loncommon::end_page());
355: return;
356: }
357:
358: sub color_pick_js {
359: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
360: my $output = <<"ENDCOL";
361:
362: $pjump_def
363:
364: function psub() {
365: modalWindow.close();
366: if (document.parmform.pres_marker.value!='') {
367: if (document.parmform.pres_type.value!='') {
368: eval('document.display.'+
369: document.parmform.pres_marker.value+
370: '.value=document.parmform.pres_value.value;');
371: }
372: } else {
373: document.parmform.pres_value.value='';
374: document.parmform.pres_marker.value='';
375: }
376: }
377:
378: function get_id (span_id) {
379: if (document.getElementById) {
380: return document.getElementById(span_id);
381: }
382: if (document.all) {
383: return document.all[span_id];
384: }
385: return false;
386: }
387:
388: function colchg_span (span_id_str,new_color_item) {
389: var span_ref = get_id(span_id_str);
390: if (span_ref.style) { span_ref = span_ref.style; }
391: span_ref.background = new_color_item.value;
392: span_ref.backgroundColor = new_color_item.value;
393: span_ref.bgColor = new_color_item.value;
394: }
395:
396: ENDCOL
397: return $output;
398: }
399:
400: sub get_crumb_text {
401: my %brcrumbtext = (
402: domain => 'Domain Settings',
403: course => 'Display/Edit Settings',
404: );
405: return %brcrumbtext;
406: }
407:
408: 1;
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