Annotation of loncom/interface/lonconfigsettings.pm, revision 1.6
1.1 raeburn 1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
1.6 ! raeburn 4: # $Id: lonconfigsettings.pm,v 1.5 2009/05/17 00:54:38 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 $js = '
51: <script type="text/javascript">
1.6 ! raeburn 52: // <![CDATA[
! 53:
1.1 raeburn 54: function changePage(formname,newphase) {
55: formname.phase.value = newphase;
56: numchecked = 0;
57: if (formname == document.pickactions) {
58: if (formname.actions.length > 0) {
59: for (var i = 0; i<formname.actions.length; i++) {
60: if (formname.actions[i].checked) {
61: numchecked ++;
62: }
63: }
64: } else {
65: if (formname.actions.checked) {
66: numchecked ++;
67: }
68: }
69: if (numchecked > 0) {
70: formname.submit();
71: } else {
72: alert("'.$alert.'");
73: return;
74: }
75: }
76: formname.submit();
77: }'."\n";
78: if ($phase eq 'pickactions') {
79: $js .=
80: &Apache::lonhtmlcommon::set_form_elements({actions => 'checkbox',numcols => 'radio',})."\n".
81: &javascript_set_colnums();
82: } elsif ($phase eq 'display') {
83: $js .= &color_pick_js()."\n";
84: }
85: $js .= &Apache::loncommon::viewport_size_js().'
1.6 ! raeburn 86:
! 87: // ]]>
1.1 raeburn 88: </script>
89: ';
1.2 raeburn 90: if ($jscript) {
91: $js .= "
92:
93: $jscript
94:
95: ";
96: }
1.1 raeburn 97: my $additem;
98: if ($phase eq 'pickactions') {
99: my %loaditems = (
100: 'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);setDisplayColumns();setFormElements(document.pickactions);",
101: );
102: $additem = {'add_entries' => \%loaditems,};
103: } else {
104: my %loaditems = (
105: 'onload' => "javascript:getViewportDims(document.$phase.width,document.$phase.height);",
106: );
107: $additem = {'add_entries' => \%loaditems,};
108: }
109: $r->print(&Apache::loncommon::start_page($pagetitle,$js,$additem));
110: $r->print(&Apache::lonhtmlcommon::breadcrumbs($brcrumtitle));
111: $r->print('
112: <form name="parmform" action="">
113: <input type="hidden" name="pres_marker" />
114: <input type="hidden" name="pres_type" />
115: <input type="hidden" name="pres_value" />
116: </form>
117: ');
118: $r->print('<form method="post" name="'.$phase.'" action="'.$action.'"'.
119: ' enctype="multipart/form-data">');
120: return;
121: }
122:
123: sub print_footer {
124: my ($r,$phase,$newphase,$button_text,$actions) = @_;
125: $button_text = &mt($button_text);
126: $r->print('<input type="hidden" name="phase" value="" />'.
127: '<input type="hidden" name="width" value="'.
128: $env{'form.width'}.'" />'.
129: '<input type="hidden" name="height" value="'.
130: $env{'form.height'}.'" />');
1.5 raeburn 131: if (defined($env{'form.origin'})) {
132: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n");
133: }
1.1 raeburn 134: if (($phase eq 'display') || ($phase eq 'process')) {
135: if (ref($actions) eq 'ARRAY') {
136: foreach my $item (@{$actions}) {
137: $r->print('<input type="hidden" name="actions" value="'.$item.'" />')."\n";
138: }
139: }
140: $r->print('<input type="hidden" name="numcols" value="'.$env{'form.numcols'}.'" />');
141: }
142: my $dest='"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
143: if ($phase eq 'process') {
144: $r->print('<p><a href='.$dest.'>'.$button_text.'</a></p>');
145: } else {
146: my $onclick;
147: if ($phase eq 'display') {
148: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
149: } else {
150: $onclick = '"javascript:changePage(document.'.$phase.','."'$newphase'".')"';
151: }
152: $r->print('<p><input type="button" name="store" value="'.
153: $button_text.'" onclick='.$onclick.' /></p>');
154: }
155: if ($phase eq 'process') {
156: $r->print('</form>'.&Apache::loncommon::end_page());
157: }
158: return;
159: }
160:
161: sub make_changes {
1.4 raeburn 162: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles,$allitems) = @_;
1.1 raeburn 163: my %brcrumtext = &get_crumb_text();
164: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
1.4 raeburn 165: my ($numchanged,%changes,%disallowed);
1.1 raeburn 166: &Apache::lonhtmlcommon::add_breadcrumb
167: ({href=>"javascript:changePage(document.$phase,'display')",
168: text=>$brcrumtext{$context}},
169: {href=>"javascript:changePage(document.$phase,'$phase')",
170: text=>"Updated"});
171: &print_header($r,$phase,$context);
172: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
173: (ref($prefs) eq 'HASH')) {
174: foreach my $item (@{$prefs_order}) {
175: if (grep(/^\Q$item\E$/,@actions)) {
176: if ($context eq 'domain') {
1.4 raeburn 177: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>'.
178: &Apache::domainprefs::process_changes($r,$dom,
179: $confname,$item,$roles,$values,));
1.1 raeburn 180: } else {
1.4 raeburn 181: $changes{$item} = {};
182: &Apache::courseprefs::process_changes($dom,$item,$values,
183: $prefs->{$item},$changes{$item},
184: $allitems,\%disallowed);
185: if (keys(%{$changes{$item}}) > 0) {
186: $numchanged ++;
187: }
1.1 raeburn 188: }
189: }
190: }
191: }
1.4 raeburn 192: if ($context eq 'course') {
193: if ($numchanged) {
194: $r->print(&Apache::courseprefs::store_changes($dom,$confname,$prefs_order,\@actions,
195: $prefs,$values,\%changes));
196: } else {
197: $r->print(&mt('No changes made to course configuration.'));
198: }
199: if (keys(%disallowed) > 0) {
200: $r->print('<p>');
201: foreach my $item ('cloners','rolenames','feedback','discussion','localization') {
202: if (ref($disallowed{$item}) eq 'HASH') {
203: if (keys(%{$disallowed{$item}}) > 0) {
204: $r->print(&Apache::courseprefs::display_disallowed($item,$disallowed{$item},
205: $prefs));
206: }
207: }
208: }
209: $r->print('</p>');
210: }
211: }
1.1 raeburn 212: $r->print('<p>');
1.4 raeburn 213: my $footer_text = 'Back to configuration display';
214: if ($context eq 'course') {
215: $footer_text = 'Back to display/edit settings';
216: }
217: &print_footer($r,$phase,'display',$footer_text,\@actions);
1.1 raeburn 218: $r->print('</p>');
219: }
220:
221: sub display_settings {
1.3 raeburn 222: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
223: $allitems) = @_;
1.1 raeburn 224: my %brcrumtext = &get_crumb_text();
225: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
226: &Apache::lonhtmlcommon::add_breadcrumb
227: ({href=>"javascript:changePage(document.$phase,'display')",
1.4 raeburn 228: text=>"Display/Edit Settings"});
1.2 raeburn 229: &print_header($r,$phase,$context,$jscript);
1.1 raeburn 230: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
231: if (@actions > 0) {
232: my $rowsum = 0;
233: my (%output,%rowtotal,@items);
234: my $halfway = @actions/2;
235: foreach my $item (@{$prefs_order}) {
236: if (grep(/^\Q$item\E$/,@actions)) {
237: push(@items,$item);
238: if ($context eq 'domain') {
239: ($output{$item},$rowtotal{$item}) =
240: &Apache::domainprefs::print_config_box($r,$dom,$confname,
241: $phase,$item,$prefs->{$item},$values->{$item});
242: } else {
243: ($output{$item},$rowtotal{$item}) =
244: &Apache::courseprefs::print_config_box($r,$dom,$phase,
1.3 raeburn 245: $item,$prefs->{$item},$values,$allitems);
1.1 raeburn 246: }
247: $rowsum += $rowtotal{$item};
248: }
249: }
250: my $colend;
251: my $halfway = $rowsum/2;
252: my $aggregate = 0;
253: my $sumleft = 0;
254: my $sumright = 0;
255: my $crossover;
256: for (my $i=0; $i<@items; $i++) {
257: $aggregate += $rowtotal{$items[$i]};
258: if ($aggregate > $halfway) {
259: $crossover = $i;
260: last;
261: }
262: }
263: for (my $i=0; $i<$crossover; $i++) {
264: $sumleft += $rowtotal{$items[$i]};
265: }
266: for (my $i=$crossover+1; $i<@items; $i++) {
267: $sumright += $rowtotal{$items[$i]};
268: }
269: if ((@items > 1) && ($env{'form.numcols'} == 2)) {
270: my $sumdiff = $sumright - $sumleft;
271: if ($sumdiff > 0) {
272: $colend = $crossover + 1;
273: } else {
274: $colend = $crossover;
275: }
276: } else {
277: $colend = @items;
278: }
279: $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">'); for (my $i=0; $i<$colend; $i++) {
280: $r->print($output{$items[$i]});
281: }
282: $r->print('</td><td></td><td class="LC_right_col">');
283: if ($colend < @items) {
284: for (my $i=$colend; $i<@items; $i++) {
285: $r->print($output{$items[$i]});
286: }
287: }
288: $r->print('</td></tr></table></p>');
289: $r->print(&print_footer($r,$phase,'process','Save',\@actions));
290: } else {
291: $r->print('<input type="hidden" name="phase" value="" />'.
292: '<input type="hidden" name="numcols" value="'.
293: $env{'form.numcols'}.'" />'."\n".
294: '<span class="LC_error">'.&mt('No settings chosen').
295: '</span>');
296: }
297: $r->print('</form>');
298: }
299: $r->print(&Apache::loncommon::end_page());
300: return;
301: }
302:
303: sub display_choices {
304: my ($r,$phase,$context,$prefs_order,$prefs) = @_;
305: if ($phase eq '') {
306: $phase = 'pickactions';
307: }
308: my %helphash;
309: &print_header($r,$phase,$context);
1.5 raeburn 310: $r->print('<h3>'.&mt('Settings to display/modify').'</h3>');
1.1 raeburn 311: $r->print('<script type="text/javascript">'."\n".
1.6 ! raeburn 312: '// <![CDATA['."\n".
1.1 raeburn 313: &Apache::loncommon::check_uncheck_jscript()."\n".
1.6 ! raeburn 314: '// ]]>'."\n".
1.1 raeburn 315: '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
316: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
317: ' />'.(' 'x2).
318: '<input type="button" value="'.&mt('uncheck all').'" '.
319: 'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
320: ' /></p><div class="LC_left_float">');
321: my ($numitems,$midpoint,$seconddiv,$count);
322: if (ref($prefs_order) eq 'ARRAY') {
323: $numitems = @{$prefs_order};
324: }
325: $midpoint = int($numitems/2);
326: if ($numitems%2) {
327: $midpoint ++;
328: }
329: $count = 0;
330: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
331: foreach my $item (@{$prefs_order}) {
332: $r->print('<h4>'.
333: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
334: '<label><input type="checkbox" name="actions" value="'.$item.
335: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
336: $count ++;
337: if ((!$seconddiv) && ($count >= $midpoint)) {
338: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
339: $seconddiv = 1;
340: }
341: }
342: $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
343: &mt('Display options').'</h3>'."\n".
344: '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
345: '<label><input type="radio" name="numcols" value="1" />'.
346: &mt('one column').'</label> <label>'.
347: '<input type="radio" name="numcols" value="2" />'.
348: &mt('two columns').'</label></span></p>');
349: }
350: $r->print(&print_footer($r,$phase,'display','Go'));
351: $r->print('</form>');
352: $r->print(&Apache::loncommon::end_page());
353: return;
354: }
355:
356: sub javascript_set_colnums {
357: return <<END;
358: function setDisplayColumns() {
359: if (document.pickactions.width.value > 1100) {
360: document.pickactions.numcols[1].checked = true;
361: } else {
362: document.pickactions.numcols[0].checked = true;
363: }
364: }
365: END
366: }
367:
368: sub color_pick_js {
369: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
370: my $output = <<"ENDCOL";
371: function pclose() {
372: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
373: parmwin.close();
374: }
375:
376: $pjump_def
377:
378: function psub() {
379: pclose();
380: if (document.parmform.pres_marker.value!='') {
381: if (document.parmform.pres_type.value!='') {
382: eval('document.display.'+
383: document.parmform.pres_marker.value+
384: '.value=document.parmform.pres_value.value;');
385: }
386: } else {
387: document.parmform.pres_value.value='';
388: document.parmform.pres_marker.value='';
389: }
390: }
391:
392: function get_id (span_id) {
393: if (document.getElementById) {
394: return document.getElementById(span_id);
395: }
396: if (document.all) {
397: return document.all[span_id];
398: }
399: return false;
400: }
401:
402: function colchg_span (span_id_str,new_color_item) {
403: var span_ref = get_id(span_id_str);
404: if (span_ref.style) { span_ref = span_ref.style; }
405: span_ref.background = new_color_item.value;
406: span_ref.backgroundColor = new_color_item.value;
407: span_ref.bgColor = new_color_item.value;
408: }
409:
410: ENDCOL
411: return $output;
412: }
413:
414: sub get_crumb_text {
415: my %brcrumbtext = (
416: domain => 'Domain Settings',
1.4 raeburn 417: course => 'Display/Edit Settings',
1.1 raeburn 418: );
419: return %brcrumbtext;
420: }
421:
422: 1;
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