Annotation of loncom/interface/lonconfigsettings.pm, revision 1.4
1.1 raeburn 1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
1.4 ! raeburn 4: # $Id: lonconfigsettings.pm,v 1.3 2009/04/26 00:09:53 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: $action = '/adm/domainprefs';
45: } else {
1.3 raeburn 46: ($pagetitle, $brcrumtitle) = ('Course Configuration','Course Configuration');
1.1 raeburn 47: $action = '/adm/courseprefs';
48: }
49: my $alert = &mt('You must select at least one functionality type to display.');
50: my $js = '
51: <script type="text/javascript">
52: function changePage(formname,newphase) {
53: formname.phase.value = newphase;
54: numchecked = 0;
55: if (formname == document.pickactions) {
56: if (formname.actions.length > 0) {
57: for (var i = 0; i<formname.actions.length; i++) {
58: if (formname.actions[i].checked) {
59: numchecked ++;
60: }
61: }
62: } else {
63: if (formname.actions.checked) {
64: numchecked ++;
65: }
66: }
67: if (numchecked > 0) {
68: formname.submit();
69: } else {
70: alert("'.$alert.'");
71: return;
72: }
73: }
74: formname.submit();
75: }'."\n";
76: if ($phase eq 'pickactions') {
77: $js .=
78: &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox',numcols => 'radio',})."\n".
79: &javascript_set_colnums();
80: } elsif ($phase eq 'display') {
81: $js .= &color_pick_js()."\n";
82: }
83: $js .= &Apache::loncommon::viewport_size_js().'
84: </script>
85: ';
1.2 raeburn 86: if ($jscript) {
87: $js .= "
88:
89: $jscript
90:
91: ";
92: }
1.1 raeburn 93: my $additem;
94: if ($phase eq 'pickactions') {
95: my %loaditems = (
96: 'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);setDisplayColumns();setFormElements(document.pickactions);",
97: );
98: $additem = {'add_entries' => \%loaditems,};
99: } else {
100: my %loaditems = (
101: 'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);",
102: );
103: $additem = {'add_entries' => \%loaditems,};
104: }
105: $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
106: $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
107: $r->print('
108: <form name="parmform" action="">
109: <input type="hidden" name="pres_marker" />
110: <input type="hidden" name="pres_type" />
111: <input type="hidden" name="pres_value" />
112: </form>
113: ');
114: $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
115: ' enctype="multipart/form-data">');
116: return;
117: }
118:
119: sub print_footer {
120: my ($r,$phase,$newphase,$button_text,$actions) = @_;
121: $button_text = &mt($button_text);
122: $r->print('<input type="hidden" name="phase" value="" />'.
123: '<input type="hidden" name="width" value="'.
124: $env{'form.width'}.'" />'.
125: '<input type="hidden" name="height" value="'.
126: $env{'form.height'}.'" />');
127: if (($phase eq 'display') || ($phase eq 'process')) {
128: if (ref($actions) eq 'ARRAY') {
129: foreach my $item (@{$actions}) {
130: $r->print('<input type="hidden" name="actions" value="'.$item.'" />')."\n";
131: }
132: }
133: $r->print('<input type="hidden" name="numcols" value="'.$env{'form.numcols'}.'" />');
134: }
135: my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
136: if ($phase eq 'process') {
137: $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
138: } else {
139: my $onclick;
140: if ($phase eq 'display') {
141: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
142: } else {
143: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
144: }
145: $r->print('<p><input type="button" name="store" value="'.
146: $button_text.'" onclick='.$onclick.' /></p>');
147: }
148: if ($phase eq 'process') {
149: $r->print('</form>'.&Apache::loncommon::end_page());
150: }
151: return;
152: }
153:
154: sub make_changes {
1.4 ! raeburn 155: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,$allitems) = @_;
1.1 raeburn 156: my %brcrumtext = &get_crumb_text();
157: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
1.4 ! raeburn 158: my ($numchanged,%changes,%disallowed);
1.1 raeburn 159: &Apache::lonhtmlcommon::add_breadcrumb
160: ({href=>"javascript:changePage(document.$phase,'display')",
161: text=>$brcrumtext{$context}},
162: {href=>"javascript:changePage(document.$phase,'$phase')",
163: text=>"Updated"});
164: &print_header($r,$phase,$context);
165: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
166: (ref($prefs) eq 'HASH')) {
167: foreach my $item (@{$prefs_order}) {
168: if (grep(/^\Q$item\E$/,@actions)) {
169: if ($context eq 'domain') {
1.4 ! raeburn 170: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
! 171: &Apache::domainprefs::process_changes($r,$dom,
! 172: $confname,$item,$roles,$values,));
1.1 raeburn 173: } else {
1.4 ! raeburn 174: $changes{$item} = {};
! 175: &Apache::courseprefs::process_changes($dom,$item,$values,
! 176: $prefs->{$item},$changes{$item},
! 177: $allitems,\%disallowed);
! 178: if (keys(%{$changes{$item}}) > 0) {
! 179: $numchanged ++;
! 180: }
1.1 raeburn 181: }
182: }
183: }
184: }
1.4 ! raeburn 185: if ($context eq 'course') {
! 186: if ($numchanged) {
! 187: $r->print(&Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
! 188: $prefs,$values,\%changes));
! 189: } else {
! 190: $r->print(&mt('No changes made to course configuration.'));
! 191: }
! 192: if (keys(%disallowed) > 0) {
! 193: $r->print('<p>');
! 194: foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
! 195: if (ref($disallowed{$item}) eq 'HASH') {
! 196: if (keys(%{$disallowed{$item}}) > 0) {
! 197: $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
! 198: $prefs));
! 199: }
! 200: }
! 201: }
! 202: $r->print('</p>');
! 203: }
! 204: }
1.1 raeburn 205: $r->print('<p>');
1.4 ! raeburn 206: my $footer_text = 'Back to configuration display';
! 207: if ($context eq 'course') {
! 208: $footer_text = 'Back to display/edit settings';
! 209: }
! 210: &print_footer($r,$phase,'display',$footer_text,\@actions);
1.1 raeburn 211: $r->print('</p>');
212: }
213:
214: sub display_settings {
1.3 raeburn 215: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
216: $allitems) = @_;
1.1 raeburn 217: my %brcrumtext = &get_crumb_text();
218: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
219: &Apache::lonhtmlcommon::add_breadcrumb
220: ({href=>"javascript:changePage(document.$phase,'display')",
1.4 ! raeburn 221: text=>"Display/Edit Settings"});
1.2 raeburn 222: &print_header($r,$phase,$context,$jscript);
1.1 raeburn 223: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
224: if (@actions > 0) {
225: my $rowsum = 0;
226: my (%output,%rowtotal,@items);
227: my $halfway = @actions/2;
228: foreach my $item (@{$prefs_order}) {
229: if (grep(/^\Q$item\E$/,@actions)) {
230: push(@items,$item);
231: if ($context eq 'domain') {
232: ($output{$item},$rowtotal{$item}) =
233: &Apache::domainprefs::print_config_box($r,$dom,$confname,
234: $phase,$item,$prefs->{$item},$values->{$item});
235: } else {
236: ($output{$item},$rowtotal{$item}) =
237: &Apache::courseprefs::print_config_box($r,$dom,$phase,
1.3 raeburn 238: $item,$prefs->{$item},$values,$allitems);
1.1 raeburn 239: }
240: $rowsum += $rowtotal{$item};
241: }
242: }
243: my $colend;
244: my $halfway = $rowsum/2;
245: my $aggregate = 0;
246: my $sumleft = 0;
247: my $sumright = 0;
248: my $crossover;
249: for (my $i=0; $i<@items; $i++) {
250: $aggregate += $rowtotal{$items[$i]};
251: if ($aggregate > $halfway) {
252: $crossover = $i;
253: last;
254: }
255: }
256: for (my $i=0; $i<$crossover; $i++) {
257: $sumleft += $rowtotal{$items[$i]};
258: }
259: for (my $i=$crossover+1; $i<@items; $i++) {
260: $sumright += $rowtotal{$items[$i]};
261: }
262: if ((@items > 1) && ($env{'form.numcols'} == 2)) {
263: my $sumdiff = $sumright - $sumleft;
264: if ($sumdiff > 0) {
265: $colend = $crossover + 1;
266: } else {
267: $colend = $crossover;
268: }
269: } else {
270: $colend = @items;
271: }
272: $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">'); for (my $i=0; $i<$colend; $i++) {
273: $r->print($output{$items[$i]});
274: }
275: $r->print('</td><td></td><td class="LC_right_col">');
276: if ($colend < @items) {
277: for (my $i=$colend; $i<@items; $i++) {
278: $r->print($output{$items[$i]});
279: }
280: }
281: $r->print('</td></tr></table></p>');
282: $r->print(&print_footer($r,$phase,'process','Save',\@actions));
283: } else {
284: $r->print('<input type="hidden" name="phase" value="" />'.
285: '<input type="hidden" name="numcols" value="'.
286: $env{'form.numcols'}.'" />'."\n".
287: '<span class="LC_error">'.&mt('No settings chosen').
288: '</span>');
289: }
290: $r->print('</form>');
291: }
292: $r->print(&Apache::loncommon::end_page());
293: return;
294: }
295:
296: sub display_choices {
297: my ($r,$phase,$context,$prefs_order,$prefs) = @_;
298: if ($phase eq '') {
299: $phase = 'pickactions';
300: }
301: my %helphash;
302: &print_header($r,$phase,$context);
303: $r->print('<h3>'.&mt('Functionality to display/modify').'</h3>');
304: $r->print('<script type="text/javascript">'."\n".
305: &Apache::loncommon::check_uncheck_jscript()."\n".
306: '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
307: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
308: ' />'.(' 'x2).
309: '<input type="button" value="'.&mt('uncheck all').'" '.
310: 'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
311: ' /></p><div class="LC_left_float">');
312: my ($numitems,$midpoint,$seconddiv,$count);
313: if (ref($prefs_order) eq 'ARRAY') {
314: $numitems = @{$prefs_order};
315: }
316: $midpoint = int($numitems/2);
317: if ($numitems%2) {
318: $midpoint ++;
319: }
320: $count = 0;
321: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
322: foreach my $item (@{$prefs_order}) {
323: $r->print('<h4>'.
324: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
325: '<label><input type="checkbox" name="actions" value="'.$item.
326: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
327: $count ++;
328: if ((!$seconddiv) && ($count >= $midpoint)) {
329: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
330: $seconddiv = 1;
331: }
332: }
333: $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
334: &mt('Display options').'</h3>'."\n".
335: '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
336: '<label><input type="radio" name="numcols" value="1" />'.
337: &mt('one column').'</label> <label>'.
338: '<input type="radio" name="numcols" value="2" />'.
339: &mt('two columns').'</label></span></p>');
340: }
341: $r->print(&print_footer($r,$phase,'display','Go'));
342: $r->print('</form>');
343: $r->print(&Apache::loncommon::end_page());
344: return;
345: }
346:
347: sub javascript_set_colnums {
348: return <<END;
349: function setDisplayColumns() {
350: if (document.pickactions.width.value > 1100) {
351: document.pickactions.numcols[1].checked = true;
352: } else {
353: document.pickactions.numcols[0].checked = true;
354: }
355: }
356: END
357: }
358:
359: sub color_pick_js {
360: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
361: my $output = <<"ENDCOL";
362: function pclose() {
363: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
364: parmwin.close();
365: }
366:
367: $pjump_def
368:
369: function psub() {
370: pclose();
371: if (document.parmform.pres_marker.value!='') {
372: if (document.parmform.pres_type.value!='') {
373: eval('document.display.'+
374: document.parmform.pres_marker.value+
375: '.value=document.parmform.pres_value.value;');
376: }
377: } else {
378: document.parmform.pres_value.value='';
379: document.parmform.pres_marker.value='';
380: }
381: }
382:
383: function get_id (span_id) {
384: if (document.getElementById) {
385: return document.getElementById(span_id);
386: }
387: if (document.all) {
388: return document.all[span_id];
389: }
390: return false;
391: }
392:
393: function colchg_span (span_id_str,new_color_item) {
394: var span_ref = get_id(span_id_str);
395: if (span_ref.style) { span_ref = span_ref.style; }
396: span_ref.background = new_color_item.value;
397: span_ref.backgroundColor = new_color_item.value;
398: span_ref.bgColor = new_color_item.value;
399: }
400:
401: ENDCOL
402: return $output;
403: }
404:
405: sub get_crumb_text {
406: my %brcrumbtext = (
407: domain => 'Domain Settings',
1.4 ! raeburn 408: course => 'Display/Edit Settings',
1.1 raeburn 409: );
410: return %brcrumbtext;
411: }
412:
413: 1;
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