Annotation of loncom/interface/lonconfigsettings.pm, revision 1.3
1.1 raeburn 1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
1.3 ! raeburn 4: # $Id: lonconfigsettings.pm,v 1.2 2009/04/22 12:42:16 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: $r->print('</form>'.&Apache::loncommon::end_page());
150: }
151: return;
152: }
153:
154: sub make_changes {
155: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$roles) = @_;
156: my %brcrumtext = &get_crumb_text();
157: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
158: &Apache::lonhtmlcommon::add_breadcrumb
159: ({href=>"javascript:changePage(document.$phase,'display')",
160: text=>$brcrumtext{$context}},
161: {href=>"javascript:changePage(document.$phase,'$phase')",
162: text=>"Updated"});
163: &print_header($r,$phase,$context);
164: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') &&
165: (ref($prefs) eq 'HASH')) {
166: foreach my $item (@{$prefs_order}) {
167: if (grep(/^\Q$item\E$/,@actions)) {
168: $r->print('<h3>'.&mt($prefs->{$item}{'text'}).'</h3>');
169: if ($context eq 'domain') {
170: $r->print(&Apache::domainprefs::process_changes($r,$dom,$confname,$item,$roles,$values));
171: } else {
1.2 raeburn 172: $r->print(&Apache::courseprefs::process_changes($r,$dom,$item,$values));
1.1 raeburn 173: }
174: }
175: }
176: }
177: $r->print('<p>');
178: &print_footer($r,$phase,'display','Back to configuration display',\@actions);
179: $r->print('</p>');
180: }
181:
182: sub display_settings {
1.3 ! raeburn 183: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript,
! 184: $allitems) = @_;
1.1 raeburn 185: my %brcrumtext = &get_crumb_text();
186: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
187: &Apache::lonhtmlcommon::add_breadcrumb
188: ({href=>"javascript:changePage(document.$phase,'display')",
189: text=>"Course Settings"});
1.2 raeburn 190: &print_header($r,$phase,$context,$jscript);
1.1 raeburn 191: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
192: if (@actions > 0) {
193: my $rowsum = 0;
194: my (%output,%rowtotal,@items);
195: my $halfway = @actions/2;
196: foreach my $item (@{$prefs_order}) {
197: if (grep(/^\Q$item\E$/,@actions)) {
198: push(@items,$item);
199: if ($context eq 'domain') {
200: ($output{$item},$rowtotal{$item}) =
201: &Apache::domainprefs::print_config_box($r,$dom,$confname,
202: $phase,$item,$prefs->{$item},$values->{$item});
203: } else {
204: ($output{$item},$rowtotal{$item}) =
205: &Apache::courseprefs::print_config_box($r,$dom,$phase,
1.3 ! raeburn 206: $item,$prefs->{$item},$values,$allitems);
1.1 raeburn 207: }
208: $rowsum += $rowtotal{$item};
209: }
210: }
211: my $colend;
212: my $halfway = $rowsum/2;
213: my $aggregate = 0;
214: my $sumleft = 0;
215: my $sumright = 0;
216: my $crossover;
217: for (my $i=0; $i<@items; $i++) {
218: $aggregate += $rowtotal{$items[$i]};
219: if ($aggregate > $halfway) {
220: $crossover = $i;
221: last;
222: }
223: }
224: for (my $i=0; $i<$crossover; $i++) {
225: $sumleft += $rowtotal{$items[$i]};
226: }
227: for (my $i=$crossover+1; $i<@items; $i++) {
228: $sumright += $rowtotal{$items[$i]};
229: }
230: if ((@items > 1) && ($env{'form.numcols'} == 2)) {
231: my $sumdiff = $sumright - $sumleft;
232: if ($sumdiff > 0) {
233: $colend = $crossover + 1;
234: } else {
235: $colend = $crossover;
236: }
237: } else {
238: $colend = @items;
239: }
240: $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">'); for (my $i=0; $i<$colend; $i++) {
241: $r->print($output{$items[$i]});
242: }
243: $r->print('</td><td></td><td class="LC_right_col">');
244: if ($colend < @items) {
245: for (my $i=$colend; $i<@items; $i++) {
246: $r->print($output{$items[$i]});
247: }
248: }
249: $r->print('</td></tr></table></p>');
250: $r->print(&print_footer($r,$phase,'process','Save',\@actions));
251: } else {
252: $r->print('<input type="hidden" name="phase" value="" />'.
253: '<input type="hidden" name="numcols" value="'.
254: $env{'form.numcols'}.'" />'."\n".
255: '<span class="LC_error">'.&mt('No settings chosen').
256: '</span>');
257: }
258: $r->print('</form>');
259: }
260: $r->print(&Apache::loncommon::end_page());
261: return;
262: }
263:
264: sub display_choices {
265: my ($r,$phase,$context,$prefs_order,$prefs) = @_;
266: if ($phase eq '') {
267: $phase = 'pickactions';
268: }
269: my %helphash;
270: &print_header($r,$phase,$context);
271: $r->print('<h3>'.&mt('Functionality to display/modify').'</h3>');
272: $r->print('<script type="text/javascript">'."\n".
273: &Apache::loncommon::check_uncheck_jscript()."\n".
274: '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
275: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
276: ' />'.(' 'x2).
277: '<input type="button" value="'.&mt('uncheck all').'" '.
278: 'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
279: ' /></p><div class="LC_left_float">');
280: my ($numitems,$midpoint,$seconddiv,$count);
281: if (ref($prefs_order) eq 'ARRAY') {
282: $numitems = @{$prefs_order};
283: }
284: $midpoint = int($numitems/2);
285: if ($numitems%2) {
286: $midpoint ++;
287: }
288: $count = 0;
289: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
290: foreach my $item (@{$prefs_order}) {
291: $r->print('<h4>'.
292: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
293: '<label><input type="checkbox" name="actions" value="'.$item.
294: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
295: $count ++;
296: if ((!$seconddiv) && ($count >= $midpoint)) {
297: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
298: $seconddiv = 1;
299: }
300: }
301: $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
302: &mt('Display options').'</h3>'."\n".
303: '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
304: '<label><input type="radio" name="numcols" value="1" />'.
305: &mt('one column').'</label> <label>'.
306: '<input type="radio" name="numcols" value="2" />'.
307: &mt('two columns').'</label></span></p>');
308: }
309: $r->print(&print_footer($r,$phase,'display','Go'));
310: $r->print('</form>');
311: $r->print(&Apache::loncommon::end_page());
312: return;
313: }
314:
315: sub javascript_set_colnums {
316: return <<END;
317: function setDisplayColumns() {
318: if (document.pickactions.width.value > 1100) {
319: document.pickactions.numcols[1].checked = true;
320: } else {
321: document.pickactions.numcols[0].checked = true;
322: }
323: }
324: END
325: }
326:
327: sub color_pick_js {
328: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
329: my $output = <<"ENDCOL";
330: function pclose() {
331: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
332: parmwin.close();
333: }
334:
335: $pjump_def
336:
337: function psub() {
338: pclose();
339: if (document.parmform.pres_marker.value!='') {
340: if (document.parmform.pres_type.value!='') {
341: eval('document.display.'+
342: document.parmform.pres_marker.value+
343: '.value=document.parmform.pres_value.value;');
344: }
345: } else {
346: document.parmform.pres_value.value='';
347: document.parmform.pres_marker.value='';
348: }
349: }
350:
351: function get_id (span_id) {
352: if (document.getElementById) {
353: return document.getElementById(span_id);
354: }
355: if (document.all) {
356: return document.all[span_id];
357: }
358: return false;
359: }
360:
361: function colchg_span (span_id_str,new_color_item) {
362: var span_ref = get_id(span_id_str);
363: if (span_ref.style) { span_ref = span_ref.style; }
364: span_ref.background = new_color_item.value;
365: span_ref.backgroundColor = new_color_item.value;
366: span_ref.bgColor = new_color_item.value;
367: }
368:
369: ENDCOL
370: return $output;
371: }
372:
373: sub get_crumb_text {
374: my %brcrumbtext = (
375: domain => 'Domain Settings',
376: course => 'Course Settings',
377: );
378: return %brcrumbtext;
379: }
380:
381: 1;
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