1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
4: # $Id: lonconfigsettings.pm,v 1.21 2011/12/08 22:10:18 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,$container) = @_;
42: my ($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: $r->print('
124: <form name="parmform" action="">
125: <input type="hidden" name="pres_marker" />
126: <input type="hidden" name="pres_type" />
127: <input type="hidden" name="pres_value" />
128: </form>
129: ');
130: if ($container) {
131: &Apache::lonparmset::startSettingsScreen($r,$container);
132: }
133: $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
134: ' enctype="multipart/form-data">');
135: return;
136: }
137:
138: sub print_footer {
139: my ($r,$phase,$newphase,$button_text,$actions,$container) = @_;
140: $button_text = &mt($button_text);
141: $r->print('<input type="hidden" name="phase" value="" />');
142: if (defined($env{'form.origin'})) {
143: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
144: }
145: if (($phase eq 'display') || ($phase eq 'process')) {
146: if (ref($actions) eq 'ARRAY') {
147: foreach my $item (@{$actions}) {
148: $r->print('<input type="hidden" name="actions" value="'.$item.'" />'."\n");
149: }
150: }
151: }
152: my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
153: if ($phase eq 'process') {
154: $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
155: } else {
156: my $onclick;
157: if ($phase eq 'display') {
158: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
159: } else {
160: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
161: }
162: $r->print('<p><input type="button" name="store" value="'.
163: $button_text.'" onclick='.$onclick.' /></p>');
164: }
165: if ($phase eq 'process') {
166: $r->print('</form>');
167: if ($container) {
168: &Apache::lonparmset::endSettingsScreen($r);
169: }
170: $r->print(&Apache::loncommon::end_page());
171: }
172: return;
173: }
174:
175: sub make_changes {
176: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,$allitems,$container) = @_;
177: my %brcrumtext = &get_crumb_text();
178: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
179: my ($numchanged,%changes,%disallowed);
180: &Apache::lonhtmlcommon::add_breadcrumb
181: ({href=>"javascript:changePage(document.$phase,'display')",
182: text=>$brcrumtext{$context}},
183: {href=>"javascript:changePage(document.$phase,'$phase')",
184: text=>"Updated"});
185: &print_header($r,$phase,$context,undef,$container);
186: my $crstype;
187: if ($context eq 'course') {
188: $crstype = &Apache::loncommon::course_type();
189: }
190: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
191: (ref($prefs) eq 'HASH')) {
192: foreach my $item (@{$prefs_order}) {
193: if (grep(/^\Q$item\E$/,@actions)) {
194: if ($context eq 'domain') {
195: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
196: &Apache::domainprefs::process_changes($r,$dom,
197: $confname,$item,$roles,$values));
198: } else {
199: $changes{$item} = {};
200: &Apache::courseprefs::process_changes($dom,$item,$values,
201: $prefs->{$item},$changes{$item},
202: $allitems,\%disallowed,$crstype);
203: if (keys(%{$changes{$item}}) > 0) {
204: $numchanged ++;
205: }
206: }
207: }
208: }
209: }
210: if ($context eq 'course') {
211: if ($numchanged) {
212: my $message = &Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
213: $prefs,$values,\%changes,$crstype);
214: $r->print(&Apache::loncommon::confirmwrapper($message));
215: } else {
216: if ($crstype eq 'Community') {
217: $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to community configuration.")));
218: } else {
219: $r->print(&Apache::loncommon::confirmwrapper(&mt("No changes made to course configuration.")));
220: }
221: }
222: if (keys(%disallowed) > 0) {
223: $r->print('<p>');
224: foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
225: if (ref($disallowed{$item}) eq 'HASH') {
226: if (keys(%{$disallowed{$item}}) > 0) {
227: $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
228: $prefs,$crstype));
229: }
230: }
231: }
232: $r->print('</p>');
233: }
234: }
235: $r->print('<p>');
236: my $footer_text = 'Back to configuration display';
237: if ($context eq 'course') {
238: $footer_text = 'Back to display/edit settings';
239: }
240: &print_footer($r,$phase,'display',$footer_text,\@actions,$container);
241: $r->print('</p>');
242: }
243:
244: sub display_settings {
245: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
246: $allitems,$crstype,$container) = @_;
247: my %brcrumtext = &get_crumb_text();
248: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
249: &Apache::lonhtmlcommon::add_breadcrumb
250: ({href=>"javascript:changePage(document.$phase,'display')",
251: text=>"Display/Edit Settings"});
252: &print_header($r,$phase,$context,$jscript,$container);
253: my $divwidth = 900;
254: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
255: if (@actions > 0) {
256: my $rowsum = 0;
257: my (%output,%rowtotal,@items);
258: foreach my $item (@{$prefs_order}) {
259: if (grep(/^\Q$item\E$/,@actions)) {
260: push(@items,$item);
261: if ($context eq 'domain') {
262: if ($item eq 'usersessions') {
263: $r->print('<script type="text/javascript">'."\n".
264: '// <![CDATA['."\n".
265: &Apache::loncommon::check_uncheck_jscript()."\n".
266: '// ]]>'."\n".
267: '</script>'."\n");
268: }
269: ($output{$item},$rowtotal{$item}) =
270: &Apache::domainprefs::print_config_box($r,$dom,$confname,
271: $phase,$item,$prefs->{$item},$values->{$item});
272: } else {
273: ($output{$item},$rowtotal{$item}) =
274: &Apache::courseprefs::print_config_box($r,$dom,$phase,
275: $item,$prefs->{$item},$values,$allitems,$crstype);
276: }
277: $rowsum += $rowtotal{$item};
278: }
279: }
280: $r->print('<div id="prefs" style="max-width:'.$divwidth.'px;margin: 10px auto 10px auto;">');
281: for (my $i=0; $i<@items; $i++) {
282: $r->print($output{$items[$i]});
283: }
284: $r->print('</div>');
285: $r->print(&print_footer($r,$phase,'process','Save Changes',\@actions,$container));
286: } else {
287: $r->print('<input type="hidden" name="phase" value="" />'.
288: '<span class="LC_error">'.&mt('No settings chosen').
289: '</span>');
290: }
291: $r->print('</form>');
292: }
293: $r->print(&Apache::loncommon::end_page());
294: return;
295: }
296:
297: sub display_choices {
298: my ($r,$phase,$context,$prefs_order,$prefs,$container) = @_;
299: if ($phase eq '') {
300: $phase = 'pickactions';
301: }
302: my %helphash;
303: &print_header($r,$phase,$context,undef,$container);
304: $r->print('<script type="text/javascript">'."\n".
305: '// <![CDATA['."\n".
306: &Apache::loncommon::check_uncheck_jscript()."\n".
307: '// ]]>'."\n".
308: '</script>'."\n");
309: $r->print('<h3>'.&mt('Settings to display/modify').'</h3>'.
310: '<div><input type="button" value="'.&mt('check all').'" '.
311: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
312: ' />'.(' 'x2).
313: '<input type="button" value="'.&mt('uncheck all').'" '.
314: 'onclick="javascript:uncheckAll(document.pickactions.actions)" />'.
315: "\n".
316: '</div><div class="LC_left_float">');
317: my ($numitems,$maxincol,$firstthird,$secondthird,$seconddiv,$thirddiv,$count);
318: if (ref($prefs_order) eq 'ARRAY') {
319: $numitems = @{$prefs_order};
320: }
321: my $numcols = 3;
322: $maxincol = int($numitems/$numcols);
323: if ($numitems%$numcols) {
324: $maxincol ++;
325: }
326: $firstthird = $maxincol;
327: $secondthird = $firstthird + $maxincol;
328: $count = 0;
329: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
330: foreach my $item (@{$prefs_order}) {
331: $r->print('<h4>'.
332: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
333: '<label><input type="checkbox" name="actions" value="'.$item.
334: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
335: $count ++;
336: if ((!$seconddiv) && ($count >= $firstthird)) {
337: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
338: $seconddiv = 1;
339: }
340: if ((!$thirddiv) && ($count >= $secondthird)) {
341: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
342: $thirddiv = 1;
343: }
344: }
345: $r->print('</div><br clear="all" />');
346: }
347: $r->print(&print_footer($r,$phase,'display','Display',undef,$container));
348: $r->print('</form>');
349: $r->print(&Apache::loncommon::end_page());
350: return;
351: }
352:
353: sub color_pick_js {
354: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
355: my $output = <<"ENDCOL";
356:
357: $pjump_def
358:
359: function psub() {
360: modalWindow.close();
361: if (document.parmform.pres_marker.value!='') {
362: if (document.parmform.pres_type.value!='') {
363: eval('document.display.'+
364: document.parmform.pres_marker.value+
365: '.value=document.parmform.pres_value.value;');
366: }
367: } else {
368: document.parmform.pres_value.value='';
369: document.parmform.pres_marker.value='';
370: }
371: }
372:
373: function get_id (span_id) {
374: if (document.getElementById) {
375: return document.getElementById(span_id);
376: }
377: if (document.all) {
378: return document.all[span_id];
379: }
380: return false;
381: }
382:
383: function colchg_span (span_id_str,new_color_item) {
384: var span_ref = get_id(span_id_str);
385: if (span_ref.style) { span_ref = span_ref.style; }
386: span_ref.background = new_color_item.value;
387: span_ref.backgroundColor = new_color_item.value;
388: span_ref.bgColor = new_color_item.value;
389: }
390:
391: ENDCOL
392: return $output;
393: }
394:
395: sub get_crumb_text {
396: my %brcrumbtext = (
397: domain => 'Domain Settings',
398: course => 'Display/Edit Settings',
399: );
400: return %brcrumbtext;
401: }
402:
403: 1;
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