Annotation of loncom/interface/lonquickgrades.pm, revision 1.49.6.8.2.1
1.1 bowersj2 1: # The LearningOnline Network with CAPA
2: # Quick Student Grades Display
3: #
1.49.6.8.2.1! raeburn 4: # $Id: lonquickgrades.pm,v 1.49.6.8 2021/12/14 02:44:05 raeburn Exp $
1.1 bowersj2 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: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::lonquickgrades;
30:
31: use strict;
1.49.6.1 raeburn 32: use Apache::Constants qw(:common :http REDIRECT);
1.5 bowersj2 33: use POSIX;
1.25 www 34: use Apache::loncommon;
35: use Apache::lonlocal;
1.36 albertel 36: use Apache::lonnet;
1.38 bowersj2 37: use Apache::grades;
1.49.6.3 raeburn 38: use Apache::lonuserstate;
1.1 bowersj2 39:
40: sub handler {
41: my $r = shift;
1.5 bowersj2 42: return real_handler($r);
43: }
44:
45: sub real_handler {
46: my $r = shift;
1.1 bowersj2 47:
48: &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
49:
50: # Handle header-only request
1.40 albertel 51: if ($env{'browser.mathml'}) {
52: &Apache::loncommon::content_type($r,'text/xml');
53: } else {
54: &Apache::loncommon::content_type($r,'text/html');
55: }
1.1 bowersj2 56: if ($r->header_only) {
1.40 albertel 57: $r->send_http_header;
1.1 bowersj2 58: return OK;
59: }
60:
1.49.6.6 raeburn 61: my $cangrade=&Apache::lonnet::allowed('mgr');
1.49.6.4 raeburn 62: my $showPoints =
63: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
64:
65: my $reinitresult;
66:
1.49.6.8 raeburn 67: if ($env{'request.course.id'}) {
68: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
69: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
70: my $clientip = &Apache::lonnet::get_requestor_ip($r);
71: my ($blocked,$blocktext) =
72: &Apache::loncommon::blocking_status('grades',$clientip,$cnum,$cdom);
73: if ($blocked) {
74: my $checkrole = "cm./$cdom/$cnum";
75: if ($env{'request.course.sec'} ne '') {
76: $checkrole .= "/$env{'request.course.sec'}";
77: }
78: unless ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
79: ($env{'request.role'} !~ m{^st\./$cdom/$cnum})) {
80: &grades_blocked($r,$blocktext,$showPoints);
81: return OK;
82: }
83: }
84: }
85:
1.49.6.6 raeburn 86: unless ($cangrade) {
1.49.6.2 raeburn 87: # Check for critical messages and redirect if present.
1.49.6.8.2.1! raeburn 88: my ($redirect,$url) = &Apache::loncommon::critical_redirect(300,'grades');
1.49.6.2 raeburn 89: if ($redirect) {
90: &Apache::loncommon::content_type($r,'text/html');
91: $r->header_out(Location => $url);
92: return REDIRECT;
93: }
94:
95: # Check if course needs to be re-initialized
96: my $loncaparev = $r->dir_config('lonVersion');
1.49.6.4 raeburn 97: ($reinitresult,my @reinit) = &Apache::loncommon::needs_coursereinit($loncaparev);
1.49.6.2 raeburn 98:
1.49.6.4 raeburn 99: if ($reinitresult eq 'switch') {
1.49.6.2 raeburn 100: &Apache::loncommon::content_type($r,'text/html');
101: $r->send_http_header;
102: $r->print(&Apache::loncommon::check_release_result(@reinit));
103: return OK;
1.49.6.4 raeburn 104: } elsif ($reinitresult eq 'update') {
105: my $cid = $env{'request.course.id'};
106: my $cnum = $env{'course.'.$cid.'.num'};
107: my $cdom = $env{'course.'.$cid.'.domain'};
108: &Apache::loncommon::content_type($r,'text/html');
109: $r->send_http_header;
110: &startpage($r,$showPoints);
111: my $preamble = '<div id="LC_update_'.$cid.'" class="LC_info">'.
112: '<br />'.
113: &mt('Your course session is being updated because of recent changes by course personnel.').
1.49.6.7 raeburn 114: ' '.&mt('Please be patient').'.<br /></div>'.
1.49.6.4 raeburn 115: '<div style="padding:0;clear:both;margin:0;border:0"></div>';
1.49.6.5 raeburn 116: my %prog_state = &Apache::lonhtmlcommon::Create_PrgWin($r,undef,$preamble);
1.49.6.4 raeburn 117: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,&mt('Updating course'));
118: $r->rflush();
1.49.6.2 raeburn 119: my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
1.49.6.7 raeburn 120: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,&mt('Finished!'));
1.49.6.4 raeburn 121: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
122: my $closure = <<ENDCLOSE;
123: <script type="text/javascript">
124: // <![CDATA[
125: \$("#LC_update_$cid").hide('slow');
126: // ]]>
127: </script>
128: ENDCLOSE
1.49.6.2 raeburn 129: if ($ferr) {
1.49.6.4 raeburn 130: $r->print($closure.&Apache::loncommon::end_page());
1.49.6.2 raeburn 131: my $requrl = $r->uri;
132: $env{'user.error.msg'}="$requrl:bre:0:0:Course not initialized";
133: $env{'user.reinit'} = 1;
134: return HTTP_NOT_ACCEPTABLE;
1.49.6.4 raeburn 135: } else {
136: $r->print($closure);
1.49.6.2 raeburn 137: }
138: }
139: }
140:
1.49.6.4 raeburn 141: unless ($reinitresult eq 'update') {
142: # Send header, don't cache this page
143: &Apache::loncommon::no_cache($r);
144: $r->send_http_header;
145: &startpage($r,$showPoints);
146: }
147: $r->rflush();
1.1 bowersj2 148:
1.49.6.6 raeburn 149: &startGradeScreen($r);
150:
151: #
152: # Pick student
153: #
154: my $uname;
155: my $udom;
156: my $stdid;
157: if ($cangrade) {
158: if ($env{'form.uname'}) { $uname=$env{'form.uname'}; }
159: if ($env{'form.udom'}) { $udom=$env{'form.udom'}; }
160: if ($env{'form.id'}) { $stdid=$env{'form.id'}; }
161: if (($stdid) && ($udom)) {
162: $uname=(&Apache::lonnet::idget($udom,[$stdid],'ids'))[1];
163: }
164: if (($stdid) && (!$uname)) {
165: $r->print('<p><span class="LC_warning">'.&mt("Unknown Student/Employee ID: [_1]",$stdid).'</span></p>');
166: $stdid='';
167: }
168: if (($uname eq '') && ($udom eq '')) {
169: $uname = $env{'user.name'};
170: $udom = $env{'user.domain'};
171: }
172: $r->print('<form method="post" name="quickform" action="/adm/quickgrades">');
173: my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
174: &Apache::loncommon::selectstudent_link('quickform','uname','udom');
175: $r->print("<p>\n".&Apache::loncommon::studentbrowser_javascript()."\n");
176: $r->print(&mt('For User [_1] or Student/Employee ID [_2] at Domain [_3]'
177: ,'<input type="text" value="'.$uname.'" size="12" name="uname" />'
178: ,'<input type="text" value="'.$stdid.'" size="12" name="id" /> '
179: ,$chooseopt).
180: ' <input type="submit" name="display" value="'.&mt('Display Individual Student').'" /></p>');
181: if (($uname) && ($udom)) {
182: $r->print('<p>'.&mt('Full Name: [_1]',&Apache::loncommon::plainname($uname,$udom)).'</p>');
183: }
184: } else {
185: $r->print('<p class="LC_info">'.&mt('This may take a few moments to display.').'</p>');
186: }
187: $r->rflush();
188:
1.49 www 189: my $notshowTotals=
190: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
1.17 bowersj2 191:
1.49.6.6 raeburn 192: my ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,
193: $topLevelRight,$topLevelAttempted) = &getData($showPoints,$uname,$udom);
1.1 bowersj2 194:
1.49.6.6 raeburn 195: if (ref($navmap)) {
196: &outputTable($r,$showPoints,$notshowTotals,$navmap,$totalParts,$totalPossible,
197: $totalRight,$totalAttempted,$topLevelParts,$topLevelRight,
198: $topLevelAttempted);
199: } else {
200: if ($cangrade) { $r->print("\n</form>\n"); }
1.7 bowersj2 201: my $requrl = $r->uri;
1.49.6.6 raeburn 202: $env{'user.error.msg'} = "$requrl:bre:0:0:Navmap initialization failed.";
1.7 bowersj2 203: return HTTP_NOT_ACCEPTABLE;
204: }
1.49.6.6 raeburn 205: if ($cangrade) { $r->print("\n</form>\n"); }
206: &endGradeScreen($r);
207: return OK;
208: }
1.7 bowersj2 209:
1.49.6.8 raeburn 210: sub grades_blocked {
211: my ($r,$blocktext,$caller) = @_;
212: my $title = 'Points Display';
213: if ($caller eq 'spreadsheet') {
214: $title = 'Spreadsheet';
215: } elsif ($env{'course.'.$env{'request.course.id'}.'.grading'} ne 'standard') {
216: $title = 'Completed Problems Display';
217: }
218: my $brcrum = [{href=>"/adm/quickgrades",text => $title}];
219: &Apache::lonhtmlcommon::clear_breadcrumbs();
220: &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/quickgrades',
221: text=> $title});
222: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs($title);
223: &Apache::loncommon::content_type($r,'text/html');
224: &Apache::loncommon::no_cache($r);
225: $r->send_http_header;
226: $r->print(&Apache::loncommon::start_page($title).
227: $breadcrumbs.
228: $blocktext.
229: &Apache::loncommon::end_page());
230: return;
231: }
232:
1.49.6.6 raeburn 233: #
234: # Go through the complete course and collect data
235: #
1.17 bowersj2 236:
1.49.6.6 raeburn 237: sub getData {
1.17 bowersj2 238:
1.49.6.6 raeburn 239: my ($showPoints,$uname,$udom)=@_;
1.2 bowersj2 240:
1.49.6.6 raeburn 241: # Create the nav map
242: my $navmap = Apache::lonnavmaps::navmap->new($uname,$udom);
243:
244: if (!defined($navmap)) {
245: return ();
246: }
247:
248: my $res = $navmap->firstResource(); # temp resource to access constants
1.1 bowersj2 249:
250: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
251: my $depth = 1;
252: $iterator->next(); # ignore first BEGIN_MAP
253: my $curRes = $iterator->next();
1.49.6.6 raeburn 254:
1.5 bowersj2 255: # General overview of the following: Walk along the course resources.
256: # For every problem in the resource, tell its parent maps how many
257: # parts and how many parts correct it has. After that, each map will
258: # have a count of the total parts underneath it, correct and otherwise.
259: # After that, we will walk through the course again and read off
260: # maps in order, with their data.
261: # (If in the future people decide not to be cumulative, only add
262: # the counts to the parent map.)
1.17 bowersj2 263: # For convenience, "totalParts" is also "totalPoints" when we're looking
264: # at points; I can't come up with a variable name that makes sense
265: # equally for both cases.
1.5 bowersj2 266:
267: my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
1.28 bowersj2 268: my $totalAttempted = 0;
1.14 bowersj2 269: my $now = time();
1.28 bowersj2 270: my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
1.5 bowersj2 271:
272: # Pre-run: Count parts correct
1.1 bowersj2 273: while ( $depth > 0 ) {
274: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
275: if ($curRes == $iterator->END_MAP()) { $depth--; }
276:
1.7 bowersj2 277: if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
1.5 bowersj2 278: {
279: # Get number of correct, incorrect parts
280: my $parts = $curRes->parts();
281: my $partsRight = 0;
1.17 bowersj2 282: my $partsCount = 0;
1.28 bowersj2 283: my $partsAttempted = 0;
1.5 bowersj2 284: my $stack = $iterator->getStack();
285:
286: for my $part (@{$parts}) {
1.28 bowersj2 287: my $dateStatus = $curRes->getDateStatus($part);
1.49.6.6 raeburn 288: my $weight = $curRes->weight($part);
289: my $problemstatus = $curRes->problemstatus($part);
290:
291: if ($curRes->solved($part) eq 'excused') {
1.21 matthew 292: next;
293: }
1.17 bowersj2 294: if ($showPoints) {
1.28 bowersj2 295: my $score = 0;
296: # If we're not telling status and the answer date isn't passed yet,
297: # it's an "attempted" point
1.49.6.6 raeburn 298: if ((($problemstatus eq 'no') ||
299: ($problemstatus eq 'no_feedback_ever')) &&
1.28 bowersj2 300: ($dateStatus != $curRes->ANSWER_OPEN)) {
1.31 albertel 301: my $status = $curRes->simpleStatus($part);
302: if ($status == $curRes->ATTEMPTED) {
1.49.6.6 raeburn 303: $partsAttempted += $weight;
1.31 albertel 304: $totalAttempted += $partsAttempted;
305: }
1.28 bowersj2 306: } else {
1.49.6.6 raeburn 307: $score = &Apache::grades::compute_points($weight, $curRes->awarded($part));
1.28 bowersj2 308: }
1.17 bowersj2 309: $partsRight += $score;
310: $totalRight += $score;
1.49.6.6 raeburn 311: $partsCount += $weight;
1.18 bowersj2 312:
1.17 bowersj2 313: if ($curRes->opendate($part) < $now) {
1.49.6.6 raeburn 314: $totalPossible += $weight;
1.17 bowersj2 315: }
1.49.6.6 raeburn 316: $totalParts += $weight;
1.17 bowersj2 317: } else {
1.27 bowersj2 318: my $status = $curRes->simpleStatus($part);
1.17 bowersj2 319: my $thisright = 0;
320: $partsCount++;
1.37 albertel 321: if ($status == $curRes->CORRECT ||
322: $status == $curRes->PARTIALLY_CORRECT ) {
1.17 bowersj2 323: $partsRight++;
324: $totalRight++;
325: $thisright = 1;
326: }
1.28 bowersj2 327:
328: if ($status == $curRes->ATTEMPTED) {
329: $partsAttempted++;
330: $totalAttempted++;
331: }
1.17 bowersj2 332:
1.19 bowersj2 333: $totalParts++;
1.17 bowersj2 334: if ($curRes->opendate($part) < $now) {
335: $totalPossible++;
336: }
337: }
1.5 bowersj2 338: }
1.15 bowersj2 339:
340: if ($depth == 1) { # in top-level only
1.19 bowersj2 341: $topLevelParts += $partsCount;
1.15 bowersj2 342: $topLevelRight += $partsRight;
1.28 bowersj2 343: $topLevelAttempted += $partsAttempted;
1.15 bowersj2 344: }
345:
1.5 bowersj2 346: # Crawl down stack and record parts correct and total
347: for my $res (@{$stack}) {
348: if (ref($res) && $res->is_map()) {
349: if (!defined($res->{DATA}->{CHILD_PARTS})) {
350: $res->{DATA}->{CHILD_PARTS} = 0;
351: $res->{DATA}->{CHILD_CORRECT} = 0;
1.28 bowersj2 352: $res->{DATA}->{CHILD_ATTEMPTED} = 0;
1.5 bowersj2 353: }
354:
1.17 bowersj2 355: $res->{DATA}->{CHILD_PARTS} += $partsCount;
1.5 bowersj2 356: $res->{DATA}->{CHILD_CORRECT} += $partsRight;
1.28 bowersj2 357: $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
1.5 bowersj2 358: }
359: }
360: }
361: $curRes = $iterator->next();
362: }
1.49.6.6 raeburn 363: return ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,
364: $topLevelParts,$topLevelRight,$topLevelAttempted);
365: }
1.5 bowersj2 366:
1.49.6.6 raeburn 367: #
368: # Outputting everything.
369: #
370:
371: sub outputTable {
372:
373: my ($r,$showPoints,$notshowTotals,$navmap,$totalParts,$totalPossible,$totalRight,
374: $totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=@_;
1.5 bowersj2 375:
1.7 bowersj2 376: my @start = (255, 255, 192);
1.5 bowersj2 377: my @end = (0, 192, 0);
378:
379: my $indentString = ' ';
380:
381: # Second pass: Print the maps.
1.43 bisitz 382: $r->print(&Apache::loncommon::start_data_table()
383: .&Apache::loncommon::start_data_table_header_row()
384: .'<th>'.&mt('Folder').'</th>');
1.49.6.5 raeburn 385: my $title = &mt($showPoints ? "Points Scored" : "Done");
1.28 bowersj2 386: if ($totalAttempted) {
1.49.6.6 raeburn 387: $title .= " / " . &mt("Attempted");
1.28 bowersj2 388: }
1.49 www 389: $r->print("<th>$title".($notshowTotals?'':" / ".&mt('Total')).'</th>'
1.43 bisitz 390: .&Apache::loncommon::end_data_table_header_row());
1.49.6.6 raeburn 391: #
392: # Output of folder scores
393: #
394:
395: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
396: my $depth = 1;
397: $iterator->next(); # ignore first BEGIN_MAP
398: my $curRes = $iterator->next();
399:
1.5 bowersj2 400: while ($depth > 0) {
401: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
402: if ($curRes == $iterator->END_MAP()) { $depth--; }
403:
404: if (ref($curRes) && $curRes->is_map()) {
405: my $title = $curRes->compTitle();
406:
407: my $correct = $curRes->{DATA}->{CHILD_CORRECT};
408: my $total = $curRes->{DATA}->{CHILD_PARTS};
1.28 bowersj2 409: my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
1.5 bowersj2 410:
1.6 bowersj2 411: if ($total > 0) {
412: my $ratio;
413: $ratio = $correct / $total;
1.49.6.4 raeburn 414: my $color = &mixColors(\@start, \@end, $ratio);
1.43 bisitz 415: $r->print(&Apache::loncommon::start_data_table_row()
416: .'<td style="background-color:'.$color.';">');
1.6 bowersj2 417:
1.15 bowersj2 418: my $thisIndent = '';
419: for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
1.6 bowersj2 420:
1.15 bowersj2 421: $r->print("$thisIndent$title</td>");
1.28 bowersj2 422: if ($totalAttempted) {
1.45 bisitz 423: $r->print('<td valign="top">'
424: .$thisIndent
425: .'<span class="LC_nobreak">'
1.49 www 426: .$correct.' / '.$attempted.($notshowTotals?'':' / '.$total)
1.45 bisitz 427: .'</span></td>'
428: .&Apache::loncommon::end_data_table_row()
429: );
1.28 bowersj2 430: } else {
1.45 bisitz 431: $r->print('<td valign="top">'
432: .$thisIndent
433: .'<span class="LC_nobreak">'
1.49 www 434: .$correct.($notshowTotals?'':' / '.$total)
1.45 bisitz 435: .'</span></td>'
1.43 bisitz 436: .&Apache::loncommon::end_data_table_row());
1.28 bowersj2 437: }
1.6 bowersj2 438: }
1.5 bowersj2 439: }
1.4 bowersj2 440:
1.5 bowersj2 441: $curRes = $iterator->next();
442: }
1.4 bowersj2 443:
1.6 bowersj2 444: # If there were any problems at the top level, print an extra "catchall"
1.15 bowersj2 445: if ($topLevelParts > 0) {
446: my $ratio = $topLevelRight / $topLevelParts;
1.49.6.4 raeburn 447: my $color = &mixColors(\@start, \@end, $ratio);
1.43 bisitz 448: $r->print(&Apache::loncommon::start_data_table_row()
449: .'<td style="background-color:'.$color.';">');
1.25 www 450: $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
1.43 bisitz 451: $r->print("$topLevelRight / $topLevelParts</td>"
452: .&Apache::loncommon::end_data_table_row());
1.6 bowersj2 453: }
1.4 bowersj2 454:
1.49.6.6 raeburn 455: #
456: # show totals (if applicable), close table
457: #
1.35 albertel 458: if ($showPoints) {
1.49.6.4 raeburn 459: my $maxHelpLink = &Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
1.2 bowersj2 460:
1.34 www 461: $title = $showPoints ? "Points" : "Parts Done";
1.41 bisitz 462: my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
1.43 bisitz 463: $r->print(&Apache::loncommon::start_data_table_row()
1.48 bisitz 464: .'<td colspan="2" align="right">'.$totaltitle.': <b>'.$totalRight.'</b><br />');
465: $r->print(&mt('Max Possible To Date')." $maxHelpLink: <b>$totalPossible</b><br />");
1.34 www 466: $title = $showPoints ? "Points" : "Parts";
1.43 bisitz 467: $r->print(&mt("Total $title In Course").': <b>'.$totalParts.'</b></td>'
468: .&Apache::loncommon::end_data_table_row());
1.34 www 469: }
1.1 bowersj2 470:
1.49.6.6 raeburn 471: $r->print(&Apache::loncommon::end_data_table());
472: return;
1.5 bowersj2 473: }
474:
1.49.6.4 raeburn 475: sub startpage {
476: my ($r,$showPoints) = @_;
477: my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
478: my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
479: $r->print(&Apache::loncommon::start_page($title,undef,
480: {'bread_crumbs' => $brcrum})
481: );
482: }
483:
1.49.6.6 raeburn 484: sub startGradeScreen {
485: my ($r)=@_;
486:
487: my $showPoints =
488: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
489: my $notshowSPRSlink =
490: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
491: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
492: my $notshowTotals =
493: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
494: my $showSPRSlink =
495: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'spreadsheet';
496:
497: my $allowed_to_view = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
498: if ((!$allowed_to_view) && ($env{'request.course.sec'} ne '')) {
499: $allowed_to_view = &Apache::lonnet::allowed('vgr',
500: "$env{'request.course.id'}/$env{'request.course.sec'}");
501: }
502:
503: my $allowed_to_edit = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
504: if ((!$allowed_to_edit) && ($env{'request.course.sec'} ne '')) {
505: $allowed_to_edit = &Apache::lonnet::allowed('mgr',
506: "$env{'request.course.id'}/$env{'request.course.sec'}");
507: }
508:
509: if ($allowed_to_view) {
510: my @notes;
511: push(@notes,&mt('Students do not see total points.')) if ($notshowTotals);
512: push(@notes,&mt('Students do not see link to spreadsheet.')) if ($notshowSPRSlink);
513: push(@notes,&mt('Students will see points based on problem weights.')) if ($showPoints);
514: push(@notes,&mt('Students will see link to spreadsheet.')) if ($showSPRSlink);
515: push(@notes,&Apache::lonhtmlcommon::coursepreflink(&mt('Grade display settings'),'grading'));
516: $r->print(&Apache::loncommon::head_subbox(join(' ',@notes)));
517: } elsif (!$allowed_to_edit) {
518: if (!$showPoints && !$notshowSPRSlink ) {
519: $r->print(&Apache::loncommon::head_subbox(
520: &mt('This screen shows how many problems (or problem parts) you have completed'
521: .', and how many you have not yet done.'
522: .' You can also look at [_1]a detailed score sheet[_2].'
523: ,'<a href="/adm/studentcalc">','</a>')));
524: }
525: }
526: return;
527: }
528:
529: sub endGradeScreen {
530: my ($r)=@_;
531: $r->print(&Apache::loncommon::end_page());
532: return;
533: }
534:
1.5 bowersj2 535: # Pass this two refs to arrays for the start and end color, and a number
536: # from 0 to 1 for how much of the latter you want to mix in. It will
537: # return a string ready to show ("#FFC309");
538: sub mixColors {
539: my $start = shift;
540: my $end = shift;
541: my $ratio = shift;
542:
1.9 matthew 543: my ($a,$b);
1.5 bowersj2 544: my $final = "";
1.9 matthew 545: $a = $start->[0]; $b = $end->[0];
1.5 bowersj2 546: my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 547: $a = $start->[1]; $b = $end->[1];
1.5 bowersj2 548: my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 549: $a = $start->[2]; $b = $end->[2];
1.5 bowersj2 550: my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
551:
1.16 bowersj2 552: $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1.5 bowersj2 553: return "#" . $final;
1.1 bowersj2 554: }
555:
556: 1;
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