Annotation of loncom/interface/lonconfigsettings.pm, revision 1.7
1.1 raeburn 1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
1.7 ! raeburn 4: # $Id: lonconfigsettings.pm,v 1.6 2009/08/23 17:21:22 raeburn Exp $
1.1 raeburn 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:
39: sub print_header {
1.2 raeburn 40: my ($r,$phase,$context,$jscript) = @_;
1.1 raeburn 41: my ($pagetitle,$brcrumtitle,$action);
42: if ($context eq 'domain') {
43: ($pagetitle, $brcrumtitle) = ('View/Modify Domain Settings','Domain Settings');
44: $action = '/adm/domainprefs';
45: } else {
1.7 ! raeburn 46: if (&Apache::loncommon::course_type() eq 'Community') {
! 47: ($pagetitle,$brcrumtitle) = ('Community Configuration','Community Configuration');
! 48: } else {
! 49: ($pagetitle,$brcrumtitle) = ('Course Configuration','Course Configuration');
! 50: }
1.1 raeburn 51: $action = '/adm/courseprefs';
52: }
53: my $alert = &mt('You must select at least one functionality type to display.');
54: my $js = '
55: <script type="text/javascript">
1.6 raeburn 56: // <![CDATA[
57:
1.1 raeburn 58: function changePage(formname,newphase) {
59: formname.phase.value = newphase;
60: numchecked = 0;
61: if (formname == document.pickactions) {
62: if (formname.actions.length > 0) {
63: for (var i = 0; i<formname.actions.length; i++) {
64: if (formname.actions[i].checked) {
65: numchecked ++;
66: }
67: }
68: } else {
69: if (formname.actions.checked) {
70: numchecked ++;
71: }
72: }
73: if (numchecked > 0) {
74: formname.submit();
75: } else {
76: alert("'.$alert.'");
77: return;
78: }
79: }
80: formname.submit();
81: }'."\n";
82: if ($phase eq 'pickactions') {
83: $js .=
84: &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox',numcols => 'radio',})."\n".
85: &javascript_set_colnums();
86: } elsif ($phase eq 'display') {
87: $js .= &color_pick_js()."\n";
88: }
89: $js .= &Apache::loncommon::viewport_size_js().'
1.6 raeburn 90:
91: // ]]>
1.1 raeburn 92: </script>
93: ';
1.2 raeburn 94: if ($jscript) {
95: $js .= "
96:
97: $jscript
98:
99: ";
100: }
1.1 raeburn 101: my $additem;
102: if ($phase eq 'pickactions') {
103: my %loaditems = (
104: 'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);setDisplayColumns();setFormElements(document.pickactions);",
105: );
106: $additem = {'add_entries' => \%loaditems,};
107: } else {
108: my %loaditems = (
109: 'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);",
110: );
111: $additem = {'add_entries' => \%loaditems,};
112: }
113: $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
114: $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
115: $r->print('
116: <form name="parmform" action="">
117: <input type="hidden" name="pres_marker" />
118: <input type="hidden" name="pres_type" />
119: <input type="hidden" name="pres_value" />
120: </form>
121: ');
122: $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
123: ' enctype="multipart/form-data">');
124: return;
125: }
126:
127: sub print_footer {
128: my ($r,$phase,$newphase,$button_text,$actions) = @_;
129: $button_text = &mt($button_text);
130: $r->print('<input type="hidden" name="phase" value="" />'.
131: '<input type="hidden" name="width" value="'.
132: $env{'form.width'}.'" />'.
133: '<input type="hidden" name="height" value="'.
134: $env{'form.height'}.'" />');
1.5 raeburn 135: if (defined($env{'form.origin'})) {
136: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
137: }
1.1 raeburn 138: if (($phase eq 'display') || ($phase eq 'process')) {
139: if (ref($actions) eq 'ARRAY') {
140: foreach my $item (@{$actions}) {
141: $r->print('<input type="hidden" name="actions" value="'.$item.'" />')."\n";
142: }
143: }
144: $r->print('<input type="hidden" name="numcols" value="'.$env{'form.numcols'}.'" />');
145: }
146: my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
147: if ($phase eq 'process') {
148: $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
149: } else {
150: my $onclick;
151: if ($phase eq 'display') {
152: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
153: } else {
154: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
155: }
156: $r->print('<p><input type="button" name="store" value="'.
157: $button_text.'" onclick='.$onclick.' /></p>');
158: }
159: if ($phase eq 'process') {
160: $r->print('</form>'.&Apache::loncommon::end_page());
161: }
162: return;
163: }
164:
165: sub make_changes {
1.4 raeburn 166: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,$allitems) = @_;
1.1 raeburn 167: my %brcrumtext = &get_crumb_text();
168: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
1.4 raeburn 169: my ($numchanged,%changes,%disallowed);
1.1 raeburn 170: &Apache::lonhtmlcommon::add_breadcrumb
171: ({href=>"javascript:changePage(document.$phase,'display')",
172: text=>$brcrumtext{$context}},
173: {href=>"javascript:changePage(document.$phase,'$phase')",
174: text=>"Updated"});
175: &print_header($r,$phase,$context);
1.7 ! raeburn 176: my $crstype;
! 177: if ($context eq 'course') {
! 178: $crstype = &Apache::loncommon::course_type();
! 179: }
1.1 raeburn 180: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
181: (ref($prefs) eq 'HASH')) {
182: foreach my $item (@{$prefs_order}) {
183: if (grep(/^\Q$item\E$/,@actions)) {
184: if ($context eq 'domain') {
1.4 raeburn 185: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
186: &Apache::domainprefs::process_changes($r,$dom,
1.7 ! raeburn 187: $confname,$item,$roles,$values));
1.1 raeburn 188: } else {
1.4 raeburn 189: $changes{$item} = {};
190: &Apache::courseprefs::process_changes($dom,$item,$values,
191: $prefs->{$item},$changes{$item},
1.7 ! raeburn 192: $allitems,\%disallowed,$crstype);
1.4 raeburn 193: if (keys(%{$changes{$item}}) > 0) {
194: $numchanged ++;
195: }
1.1 raeburn 196: }
197: }
198: }
199: }
1.4 raeburn 200: if ($context eq 'course') {
201: if ($numchanged) {
202: $r->print(&Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
1.7 ! raeburn 203: $prefs,$values,\%changes,$crstype));
1.4 raeburn 204: } else {
1.7 ! raeburn 205: if ($crstype eq 'Community') {
! 206: $r->print(&mt("No changes made to community configuration."));
! 207: } else {
! 208: $r->print(&mt("No changes made to course configuration."));
! 209: }
1.4 raeburn 210: }
211: if (keys(%disallowed) > 0) {
212: $r->print('<p>');
213: foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
214: if (ref($disallowed{$item}) eq 'HASH') {
215: if (keys(%{$disallowed{$item}}) > 0) {
216: $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
1.7 ! raeburn 217: $prefs,$crstype));
1.4 raeburn 218: }
219: }
220: }
221: $r->print('</p>');
222: }
223: }
1.1 raeburn 224: $r->print('<p>');
1.4 raeburn 225: my $footer_text = 'Back to configuration display';
226: if ($context eq 'course') {
227: $footer_text = 'Back to display/edit settings';
228: }
229: &print_footer($r,$phase,'display',$footer_text,\@actions);
1.1 raeburn 230: $r->print('</p>');
231: }
232:
233: sub display_settings {
1.3 raeburn 234: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
1.7 ! raeburn 235: $allitems,$crstype) = @_;
1.1 raeburn 236: my %brcrumtext = &get_crumb_text();
237: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
238: &Apache::lonhtmlcommon::add_breadcrumb
239: ({href=>"javascript:changePage(document.$phase,'display')",
1.4 raeburn 240: text=>"Display/Edit Settings"});
1.2 raeburn 241: &print_header($r,$phase,$context,$jscript);
1.1 raeburn 242: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
243: if (@actions > 0) {
244: my $rowsum = 0;
245: my (%output,%rowtotal,@items);
246: my $halfway = @actions/2;
247: foreach my $item (@{$prefs_order}) {
248: if (grep(/^\Q$item\E$/,@actions)) {
249: push(@items,$item);
250: if ($context eq 'domain') {
251: ($output{$item},$rowtotal{$item}) =
252: &Apache::domainprefs::print_config_box($r,$dom,$confname,
253: $phase,$item,$prefs->{$item},$values->{$item});
254: } else {
255: ($output{$item},$rowtotal{$item}) =
256: &Apache::courseprefs::print_config_box($r,$dom,$phase,
1.7 ! raeburn 257: $item,$prefs->{$item},$values,$allitems,$crstype);
1.1 raeburn 258: }
259: $rowsum += $rowtotal{$item};
260: }
261: }
262: my $colend;
263: my $halfway = $rowsum/2;
264: my $aggregate = 0;
265: my $sumleft = 0;
266: my $sumright = 0;
267: my $crossover;
268: for (my $i=0; $i<@items; $i++) {
269: $aggregate += $rowtotal{$items[$i]};
270: if ($aggregate > $halfway) {
271: $crossover = $i;
272: last;
273: }
274: }
275: for (my $i=0; $i<$crossover; $i++) {
276: $sumleft += $rowtotal{$items[$i]};
277: }
278: for (my $i=$crossover+1; $i<@items; $i++) {
279: $sumright += $rowtotal{$items[$i]};
280: }
281: if ((@items > 1) && ($env{'form.numcols'} == 2)) {
282: my $sumdiff = $sumright - $sumleft;
283: if ($sumdiff > 0) {
284: $colend = $crossover + 1;
285: } else {
286: $colend = $crossover;
287: }
288: } else {
289: $colend = @items;
290: }
291: $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">'); for (my $i=0; $i<$colend; $i++) {
292: $r->print($output{$items[$i]});
293: }
294: $r->print('</td><td></td><td class="LC_right_col">');
295: if ($colend < @items) {
296: for (my $i=$colend; $i<@items; $i++) {
297: $r->print($output{$items[$i]});
298: }
299: }
300: $r->print('</td></tr></table></p>');
301: $r->print(&print_footer($r,$phase,'process','Save',\@actions));
302: } else {
303: $r->print('<input type="hidden" name="phase" value="" />'.
304: '<input type="hidden" name="numcols" value="'.
305: $env{'form.numcols'}.'" />'."\n".
306: '<span class="LC_error">'.&mt('No settings chosen').
307: '</span>');
308: }
309: $r->print('</form>');
310: }
311: $r->print(&Apache::loncommon::end_page());
312: return;
313: }
314:
315: sub display_choices {
316: my ($r,$phase,$context,$prefs_order,$prefs) = @_;
317: if ($phase eq '') {
318: $phase = 'pickactions';
319: }
320: my %helphash;
321: &print_header($r,$phase,$context);
1.5 raeburn 322: $r->print('<h3>'.&mt('Settings to display/modify').'</h3>');
1.1 raeburn 323: $r->print('<script type="text/javascript">'."\n".
1.6 raeburn 324: '// <![CDATA['."\n".
1.1 raeburn 325: &Apache::loncommon::check_uncheck_jscript()."\n".
1.6 raeburn 326: '// ]]>'."\n".
1.1 raeburn 327: '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
328: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
329: ' />'.(' 'x2).
330: '<input type="button" value="'.&mt('uncheck all').'" '.
331: 'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
332: ' /></p><div class="LC_left_float">');
333: my ($numitems,$midpoint,$seconddiv,$count);
334: if (ref($prefs_order) eq 'ARRAY') {
335: $numitems = @{$prefs_order};
336: }
337: $midpoint = int($numitems/2);
338: if ($numitems%2) {
339: $midpoint ++;
340: }
341: $count = 0;
342: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
343: foreach my $item (@{$prefs_order}) {
344: $r->print('<h4>'.
345: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
346: '<label><input type="checkbox" name="actions" value="'.$item.
347: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
348: $count ++;
349: if ((!$seconddiv) && ($count >= $midpoint)) {
350: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
351: $seconddiv = 1;
352: }
353: }
354: $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
355: &mt('Display options').'</h3>'."\n".
356: '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
357: '<label><input type="radio" name="numcols" value="1" />'.
358: &mt('one column').'</label> <label>'.
359: '<input type="radio" name="numcols" value="2" />'.
360: &mt('two columns').'</label></span></p>');
361: }
362: $r->print(&print_footer($r,$phase,'display','Go'));
363: $r->print('</form>');
364: $r->print(&Apache::loncommon::end_page());
365: return;
366: }
367:
368: sub javascript_set_colnums {
369: return <<END;
370: function setDisplayColumns() {
371: if (document.pickactions.width.value > 1100) {
372: document.pickactions.numcols[1].checked = true;
373: } else {
374: document.pickactions.numcols[0].checked = true;
375: }
376: }
377: END
378: }
379:
380: sub color_pick_js {
381: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
382: my $output = <<"ENDCOL";
383: function pclose() {
384: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
385: parmwin.close();
386: }
387:
388: $pjump_def
389:
390: function psub() {
391: pclose();
392: if (document.parmform.pres_marker.value!='') {
393: if (document.parmform.pres_type.value!='') {
394: eval('document.display.'+
395: document.parmform.pres_marker.value+
396: '.value=document.parmform.pres_value.value;');
397: }
398: } else {
399: document.parmform.pres_value.value='';
400: document.parmform.pres_marker.value='';
401: }
402: }
403:
404: function get_id (span_id) {
405: if (document.getElementById) {
406: return document.getElementById(span_id);
407: }
408: if (document.all) {
409: return document.all[span_id];
410: }
411: return false;
412: }
413:
414: function colchg_span (span_id_str,new_color_item) {
415: var span_ref = get_id(span_id_str);
416: if (span_ref.style) { span_ref = span_ref.style; }
417: span_ref.background = new_color_item.value;
418: span_ref.backgroundColor = new_color_item.value;
419: span_ref.bgColor = new_color_item.value;
420: }
421:
422: ENDCOL
423: return $output;
424: }
425:
426: sub get_crumb_text {
427: my %brcrumbtext = (
428: domain => 'Domain Settings',
1.4 raeburn 429: course => 'Display/Edit Settings',
1.1 raeburn 430: );
431: return %brcrumbtext;
432: }
433:
434: 1;
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