Annotation of loncom/interface/lonconfigsettings.pm, revision 1.2
1.1 raeburn 1: # The LearningOnline Network with CAPA
2: # Handler to set domain-wide configuration settings
3: #
1.2 ! raeburn 4: # $Id: lonconfigsettings.pm,v 1.1 2009/03/31 16:59:01 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: $action = '/adm/domainprefs';
45: } else {
46: ($pagetitle, $brcrumtitle) = ('Set Course Environment','Course Environment');
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: $r->print('</p>');
180: }
181:
182: sub display_settings {
1.2 ! raeburn 183: my ($r,$dom,$phase,$context,$prefs_order,$prefs,$values,$confname,$jscript) = @_;
1.1 raeburn 184: my %brcrumtext = &get_crumb_text();
185: my @actions = &Apache::loncommon::get_env_multiple('form.actions');
186: &Apache::lonhtmlcommon::add_breadcrumb
187: ({href=>"javascript:changePage(document.$phase,'display')",
188: text=>"Course Settings"});
1.2 ! raeburn 189: &print_header($r,$phase,$context,$jscript);
1.1 raeburn 190: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH') && (ref($values) eq 'HASH')) {
191: if (@actions > 0) {
192: my $rowsum = 0;
193: my (%output,%rowtotal,@items);
194: my $halfway = @actions/2;
195: foreach my $item (@{$prefs_order}) {
196: if (grep(/^\Q$item\E$/,@actions)) {
197: push(@items,$item);
198: if ($context eq 'domain') {
199: ($output{$item},$rowtotal{$item}) =
200: &Apache::domainprefs::print_config_box($r,$dom,$confname,
201: $phase,$item,$prefs->{$item},$values->{$item});
202: } else {
203: ($output{$item},$rowtotal{$item}) =
204: &Apache::courseprefs::print_config_box($r,$dom,$phase,
1.2 ! raeburn 205: $item,$prefs->{$item},$values);
1.1 raeburn 206: }
207: $rowsum += $rowtotal{$item};
208: }
209: }
210: my $colend;
211: my $halfway = $rowsum/2;
212: my $aggregate = 0;
213: my $sumleft = 0;
214: my $sumright = 0;
215: my $crossover;
216: for (my $i=0; $i<@items; $i++) {
217: $aggregate += $rowtotal{$items[$i]};
218: if ($aggregate > $halfway) {
219: $crossover = $i;
220: last;
221: }
222: }
223: for (my $i=0; $i<$crossover; $i++) {
224: $sumleft += $rowtotal{$items[$i]};
225: }
226: for (my $i=$crossover+1; $i<@items; $i++) {
227: $sumright += $rowtotal{$items[$i]};
228: }
229: if ((@items > 1) && ($env{'form.numcols'} == 2)) {
230: my $sumdiff = $sumright - $sumleft;
231: if ($sumdiff > 0) {
232: $colend = $crossover + 1;
233: } else {
234: $colend = $crossover;
235: }
236: } else {
237: $colend = @items;
238: }
239: $r->print('<p><table class="LC_double_column"><tr><td class="LC_left_col">'); for (my $i=0; $i<$colend; $i++) {
240: $r->print($output{$items[$i]});
241: }
242: $r->print('</td><td></td><td class="LC_right_col">');
243: if ($colend < @items) {
244: for (my $i=$colend; $i<@items; $i++) {
245: $r->print($output{$items[$i]});
246: }
247: }
248: $r->print('</td></tr></table></p>');
249: $r->print(&print_footer($r,$phase,'process','Save',\@actions));
250: } else {
251: $r->print('<input type="hidden" name="phase" value="" />'.
252: '<input type="hidden" name="numcols" value="'.
253: $env{'form.numcols'}.'" />'."\n".
254: '<span class="LC_error">'.&mt('No settings chosen').
255: '</span>');
256: }
257: $r->print('</form>');
258: }
259: $r->print(&Apache::loncommon::end_page());
260: return;
261: }
262:
263: sub display_choices {
264: my ($r,$phase,$context,$prefs_order,$prefs) = @_;
265: if ($phase eq '') {
266: $phase = 'pickactions';
267: }
268: my %helphash;
269: &print_header($r,$phase,$context);
270: $r->print('<h3>'.&mt('Functionality to display/modify').'</h3>');
271: $r->print('<script type="text/javascript">'."\n".
272: &Apache::loncommon::check_uncheck_jscript()."\n".
273: '</script>'."\n".'<p><input type="button" value="'.&mt('check all').'" '.
274: 'onclick="javascript:checkAll(document.pickactions.actions)"'.
275: ' />'.(' 'x2).
276: '<input type="button" value="'.&mt('uncheck all').'" '.
277: 'onclick="javascript:uncheckAll(document.pickactions.actions)"'.
278: ' /></p><div class="LC_left_float">');
279: my ($numitems,$midpoint,$seconddiv,$count);
280: if (ref($prefs_order) eq 'ARRAY') {
281: $numitems = @{$prefs_order};
282: }
283: $midpoint = int($numitems/2);
284: if ($numitems%2) {
285: $midpoint ++;
286: }
287: $count = 0;
288: if ((ref($prefs_order) eq 'ARRAY') && (ref($prefs) eq 'HASH')) {
289: foreach my $item (@{$prefs_order}) {
290: $r->print('<h4>'.
291: &Apache::loncommon::help_open_topic($prefs->{$item}->{'help'}).
292: '<label><input type="checkbox" name="actions" value="'.$item.
293: '" /> '.&mt($prefs->{$item}->{'text'}).'</label></h4>');
294: $count ++;
295: if ((!$seconddiv) && ($count >= $midpoint)) {
296: $r->print('</div>'."\n".'<div class="LC_left_float">'."\n");
297: $seconddiv = 1;
298: }
299: }
300: $r->print('</div><div class="LC_clear_float_footer"></div><h3>'.
301: &mt('Display options').'</h3>'."\n".
302: '<p><span class="LC_nobreak">'.&mt('Display using: ')."\n".
303: '<label><input type="radio" name="numcols" value="1" />'.
304: &mt('one column').'</label> <label>'.
305: '<input type="radio" name="numcols" value="2" />'.
306: &mt('two columns').'</label></span></p>');
307: }
308: $r->print(&print_footer($r,$phase,'display','Go'));
309: $r->print('</form>');
310: $r->print(&Apache::loncommon::end_page());
311: return;
312: }
313:
314: sub javascript_set_colnums {
315: return <<END;
316: function setDisplayColumns() {
317: if (document.pickactions.width.value > 1100) {
318: document.pickactions.numcols[1].checked = true;
319: } else {
320: document.pickactions.numcols[0].checked = true;
321: }
322: }
323: END
324: }
325:
326: sub color_pick_js {
327: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
328: my $output = <<"ENDCOL";
329: function pclose() {
330: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms","height=350,width=350,scrollbars=no,menubar=no");
331: parmwin.close();
332: }
333:
334: $pjump_def
335:
336: function psub() {
337: pclose();
338: if (document.parmform.pres_marker.value!='') {
339: if (document.parmform.pres_type.value!='') {
340: eval('document.display.'+
341: document.parmform.pres_marker.value+
342: '.value=document.parmform.pres_value.value;');
343: }
344: } else {
345: document.parmform.pres_value.value='';
346: document.parmform.pres_marker.value='';
347: }
348: }
349:
350: function get_id (span_id) {
351: if (document.getElementById) {
352: return document.getElementById(span_id);
353: }
354: if (document.all) {
355: return document.all[span_id];
356: }
357: return false;
358: }
359:
360: function colchg_span (span_id_str,new_color_item) {
361: var span_ref = get_id(span_id_str);
362: if (span_ref.style) { span_ref = span_ref.style; }
363: span_ref.background = new_color_item.value;
364: span_ref.backgroundColor = new_color_item.value;
365: span_ref.bgColor = new_color_item.value;
366: }
367:
368: ENDCOL
369: return $output;
370: }
371:
372: sub get_crumb_text {
373: my %brcrumbtext = (
374: domain => 'Domain Settings',
375: course => 'Course Settings',
376: );
377: return %brcrumbtext;
378: }
379:
380: 1;
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