Annotation of loncom/interface/lonconfigsettings.pm, revision 1.5
1.1 raeburn 1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
1.5 ! raeburn 4: # $Id: lonconfigsettings.pm,v 1.4 2009/05/12 21:20:42 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: $env{'form.height'}.'" />');
1.5 ! raeburn 127: if (defined($env{'form.origin'})) {
! 128: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
! 129: }
1.1 raeburn 130: if (($phase eq 'display') || ($phase eq 'process')) {
131: if (ref($actions) eq 'ARRAY') {
132: foreach my $item (@{$actions}) {
133: $r->print('<input type="hidden" name="actions" value="'.$item.'" />')."\n";
134: }
135: }
136: $r->print('<input type="hidden" name="numcols" value="'.$env{'form.numcols'}.'" />');
137: }
138: my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
139: if ($phase eq 'process') {
140: $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
141: } else {
142: my $onclick;
143: if ($phase eq 'display') {
144: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
145: } else {
146: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
147: }
148: $r->print('<p><input type="button" name="store" value="'.
149: $button_text.'" onclick='.$onclick.' /></p>');
150: }
151: if ($phase eq 'process') {
152: $r->print('</form>'.&Apache::loncommon::end_page());
153: }
154: return;
155: }
156:
157: sub make_changes {
1.4 raeburn 158: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,$allitems) = @_;
1.1 raeburn 159: my %brcrumtext = &get_crumb_text();
160: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
1.4 raeburn 161: my ($numchanged,%changes,%disallowed);
1.1 raeburn 162: &Apache::lonhtmlcommon::add_breadcrumb
163: ({href=>"javascript:changePage(document.$phase,'display')",
164: text=>$brcrumtext{$context}},
165: {href=>"javascript:changePage(document.$phase,'$phase')",
166: text=>"Updated"});
167: &print_header($r,$phase,$context);
168: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
169: (ref($prefs) eq 'HASH')) {
170: foreach my $item (@{$prefs_order}) {
171: if (grep(/^\Q$item\E$/,@actions)) {
172: if ($context eq 'domain') {
1.4 raeburn 173: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
174: &Apache::domainprefs::process_changes($r,$dom,
175: $confname,$item,$roles,$values,));
1.1 raeburn 176: } else {
1.4 raeburn 177: $changes{$item} = {};
178: &Apache::courseprefs::process_changes($dom,$item,$values,
179: $prefs->{$item},$changes{$item},
180: $allitems,\%disallowed);
181: if (keys(%{$changes{$item}}) > 0) {
182: $numchanged ++;
183: }
1.1 raeburn 184: }
185: }
186: }
187: }
1.4 raeburn 188: if ($context eq 'course') {
189: if ($numchanged) {
190: $r->print(&Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
191: $prefs,$values,\%changes));
192: } else {
193: $r->print(&mt('No changes made to course configuration.'));
194: }
195: if (keys(%disallowed) > 0) {
196: $r->print('<p>');
197: foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
198: if (ref($disallowed{$item}) eq 'HASH') {
199: if (keys(%{$disallowed{$item}}) > 0) {
200: $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
201: $prefs));
202: }
203: }
204: }
205: $r->print('</p>');
206: }
207: }
1.1 raeburn 208: $r->print('<p>');
1.4 raeburn 209: my $footer_text = 'Back to configuration display';
210: if ($context eq 'course') {
211: $footer_text = 'Back to display/edit settings';
212: }
213: &print_footer($r,$phase,'display',$footer_text,\@actions);
1.1 raeburn 214: $r->print('</p>');
215: }
216:
217: sub display_settings {
1.3 raeburn 218: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
219: $allitems) = @_;
1.1 raeburn 220: my %brcrumtext = &get_crumb_text();
221: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
222: &Apache::lonhtmlcommon::add_breadcrumb
223: ({href=>"javascript:changePage(document.$phase,'display')",
1.4 raeburn 224: text=>"Display/Edit Settings"});
1.2 raeburn 225: &print_header($r,$phase,$context,$jscript);
1.1 raeburn 226: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
227: if (@actions > 0) {
228: my $rowsum = 0;
229: my (%output,%rowtotal,@items);
230: my $halfway = @actions/2;
231: foreach my $item (@{$prefs_order}) {
232: if (grep(/^\Q$item\E$/,@actions)) {
233: push(@items,$item);
234: if ($context eq 'domain') {
235: ($output{$item},$rowtotal{$item}) =
236: &Apache::domainprefs::print_config_box($r,$dom,$confname,
237: $phase,$item,$prefs->{$item},$values->{$item});
238: } else {
239: ($output{$item},$rowtotal{$item}) =
240: &Apache::courseprefs::print_config_box($r,$dom,$phase,
1.3 raeburn 241: $item,$prefs->{$item},$values,$allitems);
1.1 raeburn 242: }
243: $rowsum += $rowtotal{$item};
244: }
245: }
246: my $colend;
247: my $halfway = $rowsum/2;
248: my $aggregate = 0;
249: my $sumleft = 0;
250: my $sumright = 0;
251: my $crossover;
252: for (my $i=0; $i<@items; $i++) {
253: $aggregate += $rowtotal{$items[$i]};
254: if ($aggregate > $halfway) {
255: $crossover = $i;
256: last;
257: }
258: }
259: for (my $i=0; $i<$crossover; $i++) {
260: $sumleft += $rowtotal{$items[$i]};
261: }
262: for (my $i=$crossover+1; $i<@items; $i++) {
263: $sumright += $rowtotal{$items[$i]};
264: }
265: if ((@items > 1) && ($env{'form.numcols'} == 2)) {
266: my $sumdiff = $sumright - $sumleft;
267: if ($sumdiff > 0) {
268: $colend = $crossover + 1;
269: } else {
270: $colend = $crossover;
271: }
272: } else {
273: $colend = @items;
274: }
275: $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">'); for (my $i=0; $i<$colend; $i++) {
276: $r->print($output{$items[$i]});
277: }
278: $r->print('</td><td></td><td class="LC_right_col">');
279: if ($colend < @items) {
280: for (my $i=$colend; $i<@items; $i++) {
281: $r->print($output{$items[$i]});
282: }
283: }
284: $r->print('</td></tr></table></p>');
285: $r->print(&print_footer($r,$phase,'process','Save',\@actions));
286: } else {
287: $r->print('<input type="hidden" name="phase" value="" />'.
288: '<input type="hidden" name="numcols" value="'.
289: $env{'form.numcols'}.'" />'."\n".
290: '<span class="LC_error">'.&mt('No settings chosen').
291: '</span>');
292: }
293: $r->print('</form>');
294: }
295: $r->print(&Apache::loncommon::end_page());
296: return;
297: }
298:
299: sub display_choices {
300: my ($r,$phase,$context,$prefs_order,$prefs) = @_;
301: if ($phase eq '') {
302: $phase = 'pickactions';
303: }
304: my %helphash;
305: &print_header($r,$phase,$context);
1.5 ! raeburn 306: $r->print('<h3>'.&mt('Settings to display/modify').'</h3>');
1.1 raeburn 307: $r->print('<script type="text/javascript">'."\n".
308: &Apache::loncommon::check_uncheck_jscript()."\n".
309: '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
310: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
311: ' />'.(' 'x2).
312: '<input type="button" value="'.&mt('uncheck all').'" '.
313: 'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
314: ' /></p><div class="LC_left_float">');
315: my ($numitems,$midpoint,$seconddiv,$count);
316: if (ref($prefs_order) eq 'ARRAY') {
317: $numitems = @{$prefs_order};
318: }
319: $midpoint = int($numitems/2);
320: if ($numitems%2) {
321: $midpoint ++;
322: }
323: $count = 0;
324: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
325: foreach my $item (@{$prefs_order}) {
326: $r->print('<h4>'.
327: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
328: '<label><input type="checkbox" name="actions" value="'.$item.
329: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
330: $count ++;
331: if ((!$seconddiv) && ($count >= $midpoint)) {
332: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
333: $seconddiv = 1;
334: }
335: }
336: $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
337: &mt('Display options').'</h3>'."\n".
338: '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
339: '<label><input type="radio" name="numcols" value="1" />'.
340: &mt('one column').'</label> <label>'.
341: '<input type="radio" name="numcols" value="2" />'.
342: &mt('two columns').'</label></span></p>');
343: }
344: $r->print(&print_footer($r,$phase,'display','Go'));
345: $r->print('</form>');
346: $r->print(&Apache::loncommon::end_page());
347: return;
348: }
349:
350: sub javascript_set_colnums {
351: return <<END;
352: function setDisplayColumns() {
353: if (document.pickactions.width.value > 1100) {
354: document.pickactions.numcols[1].checked = true;
355: } else {
356: document.pickactions.numcols[0].checked = true;
357: }
358: }
359: END
360: }
361:
362: sub color_pick_js {
363: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
364: my $output = <<"ENDCOL";
365: function pclose() {
366: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
367: parmwin.close();
368: }
369:
370: $pjump_def
371:
372: function psub() {
373: pclose();
374: if (document.parmform.pres_marker.value!='') {
375: if (document.parmform.pres_type.value!='') {
376: eval('document.display.'+
377: document.parmform.pres_marker.value+
378: '.value=document.parmform.pres_value.value;');
379: }
380: } else {
381: document.parmform.pres_value.value='';
382: document.parmform.pres_marker.value='';
383: }
384: }
385:
386: function get_id (span_id) {
387: if (document.getElementById) {
388: return document.getElementById(span_id);
389: }
390: if (document.all) {
391: return document.all[span_id];
392: }
393: return false;
394: }
395:
396: function colchg_span (span_id_str,new_color_item) {
397: var span_ref = get_id(span_id_str);
398: if (span_ref.style) { span_ref = span_ref.style; }
399: span_ref.background = new_color_item.value;
400: span_ref.backgroundColor = new_color_item.value;
401: span_ref.bgColor = new_color_item.value;
402: }
403:
404: ENDCOL
405: return $output;
406: }
407:
408: sub get_crumb_text {
409: my %brcrumbtext = (
410: domain => 'Domain Settings',
1.4 raeburn 411: course => 'Display/Edit Settings',
1.1 raeburn 412: );
413: return %brcrumbtext;
414: }
415:
416: 1;
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