Annotation of loncom/homework/bridgetask.pm, revision 1.92
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.92 ! albertel 4: # $Id: bridgetask.pm,v 1.91 2005/12/21 19:06:10 albertel Exp $
1.1 albertel 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:
30:
31: package Apache::bridgetask;
32:
33: use strict;
34: use Apache::lonnet;
35: use Apache::File();
36: use Apache::lonmenu;
37: use Apache::lonlocal;
38: use Apache::lonxml;
1.37 albertel 39: use Apache::slotrequest();
1.1 albertel 40: use Time::HiRes qw( gettimeofday tv_interval );
1.9 albertel 41:
1.1 albertel 42: BEGIN {
43: &Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Instance','InstanceText','Criteria','ClosingParagraph'));
44: }
45:
1.9 albertel 46: sub initialize_bridgetask {
47: # id of current Dimension, 0 means that no dimension is current
48: # (inside <Task> only)
49: $Apache::bridgetask::dimension='';
50: # list of all Dimension ids seen
51: @Apache::bridgetask::dimensionlist=();
1.20 albertel 52: # mandatory attribute of all Dimensions seen
53: %Apache::bridgetask::dimensionmandatory=();
1.9 albertel 54: # list of all current Instance ids
55: @Apache::bridgetask::instance=();
56: # list of all Instance ids seen in this problem
57: @Apache::bridgetask::instancelist=();
1.15 albertel 58: # key of queud user data that we are currently grading
59: $Apache::bridgetask::queue_key='';
1.9 albertel 60: }
61:
1.4 albertel 62: sub proctor_check_auth {
1.81 albertel 63: my ($slot_name,$slot,$type)=@_;
1.11 albertel 64: my $user=$env{'form.proctorname'};
65: my $domain=$env{'form.proctordomain'};
1.4 albertel 66:
67: my @allowed=split(",",$slot->{'proctor'});
68: foreach my $possible (@allowed) {
69: my ($puser,$pdom)=(split('@',$possible));
70: if ($puser eq $user && $pdom eq $domain) {
1.72 albertel 71: my $authenticated=0;
72: if ( $slot->{'secret'} =~ /\S/ &&
73: $env{'form.proctorpassword'} eq $slot->{'secret'} ) {
74: $authenticated=1;
75: } else {
76:
77: my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);
78: if ($authhost ne 'no_host') {
79: $authenticated=1;
80: }
81: }
1.81 albertel 82: if ($authenticated && $type eq 'Task') {
1.23 albertel 83: my $version=
1.90 albertel 84: $Apache::lonhomework::history{'resource.0.version'};
85: $version++;
86: $Apache::lonhomework::results{'resource.0.version'}=$version;
1.89 albertel 87: $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
1.4 albertel 88: $user.'@'.$domain;
1.89 albertel 89: $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
1.22 albertel 90: $slot_name;
1.28 albertel 91: foreach my $key (keys(%Apache::lonhomework::history)) {
92: if ($key=~/^resource\.0\./) {
93: $Apache::lonhomework::results{$key}='';
94: }
95: }
1.4 albertel 96: return 1;
1.81 albertel 97: } elsif ($authenticated && $type eq 'problem') {
1.90 albertel 98: &Apache::lonxml::debug("authed $slot_name");
1.81 albertel 99: $Apache::lonhomework::results{"resource.0.checkedin"}=
100: $user.'@'.$domain;
101: $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
102: $slot_name;
1.4 albertel 103: }
104: }
105: }
106: return 0;
107: }
108:
1.25 albertel 109: sub get_version {
1.29 albertel 110: my ($version,$previous);
1.25 albertel 111: if ($env{'form.previousversion'} &&
1.36 albertel 112: $env{'form.previousversion'} ne 'current' &&
1.89 albertel 113: defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.0.status'})) {
1.29 albertel 114: $version=$env{'form.previousversion'};
115: $previous=1;
116: } else {
1.89 albertel 117: $version=$Apache::lonhomework::history{'resource.0.version'};
1.29 albertel 118: $previous=0;
119: }
120: if (wantarray) {
121: return ($version,$previous);
1.25 albertel 122: }
1.29 albertel 123: return $version;
1.25 albertel 124: }
125:
1.8 albertel 126: sub add_previous_version_button {
1.25 albertel 127: my ($status)=@_;
1.8 albertel 128: my $result;
1.89 albertel 129: if ($Apache::lonhomework::history{'resource.0.version'} eq '') {
1.25 albertel 130: return '';
131: }
1.89 albertel 132: if ($Apache::lonhomework::history{'resource.0.version'} < 2 &&
1.29 albertel 133: $status ne 'NEEDS_CHECKIN') {
1.25 albertel 134: return '';
135: }
1.29 albertel 136: my $version=&get_version();
137: if ($env{'form.previousversion'} ne '' &&
138: $env{'form.previousversion'} eq $version) {
139: $result.="<h3>".&mt("Showing previous version [_1]",$version).
140: "</h3>\n";
141: }
142: my @to_show;
1.89 albertel 143: foreach my $test_version (1..$Apache::lonhomework::history{'resource.0.version'}) {
144: if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.0.status'})) {
1.29 albertel 145: push(@to_show,$test_version);
146: }
147: }
148: my $list='<option>'.
149: join("</option>\n<option>",@to_show).
150: "</option>\n";
1.36 albertel 151: $list.='<option value="current">'.&mt('Current').'</option>';
1.29 albertel 152: $result.='<form name="getprevious" method="POST" action="';
153: my $uri=$env{'request.uri'};
154: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
155: $result.=$uri.'">'.
156: &mt(' Show a previously done version: [_1]','<select onchange="this.form.submit()" name="previousversion">
157: <option>'.&mt('Pick one').'</option>
158: '.$list.'
159: </select>')."</form>";
1.8 albertel 160: return $result;
161: }
162:
1.13 albertel 163: sub add_grading_button {
1.59 albertel 164: my (undef,$cid)=&Apache::lonxml::whichuser();
165: my $cnum=$env{'course.'.$cid.'.num'};
166: my $cdom=$env{'course.'.$cid.'.domain'};
167: my %sections;
168: my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);
169: my $size=5;
170: if (scalar(keys(%sections)) < 3) {
171: $size=scalar(keys(%sections))+2;
172: }
173: my $sec_select = '<select multiple name="chosensections" size="'.$size.'">'."\n";
174: $sec_select .= "<option value='all' selected='selected'>all</option>\n";
175: foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
176: $sec_select .= "<option name=\"$sec\">$sec</option>\n";
177: }
178: $sec_select .= "<option value='none'>none</option></select>\n";
179:
1.29 albertel 180: my $result=' <input type="submit" name="gradeasubmission" value="'.
1.13 albertel 181: &mt("Get a submission to grade").'" />';
182: $result.='<input type="hidden" name="grade_target" value="webgrade" />';
1.40 albertel 183: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.34 albertel 184: my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
1.59 albertel 185: $result.='<p>Specify a section: '.$sec_select.'</p>';
1.34 albertel 186: $result.='<p>'.&mt("Grading Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
187:
188: $result.=' <input type="submit" name="reviewagrading" value="'.
189: &mt("Select an entry from the grading queue").'" /> </p>'."\n";
190:
191: ($entries,$ready,$locks)=&get_queue_counts('reviewqueue');
192: $result.='<p>'.&mt("Review Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
1.32 albertel 193: $result.=' <input type="submit" name="reviewasubmission" value="'.
1.34 albertel 194: &mt("Select an entry from the review queue").'" /> </p>'."\n";
1.49 albertel 195: $result.=' <input type="submit" name="regradeasubmission" value="'.
196: &mt("Select a user to regrade.").'" /> </p>'."\n";
1.32 albertel 197: }
1.13 albertel 198: return $result;
199: }
200:
1.22 albertel 201: sub add_request_another_attempt_button {
1.38 albertel 202: my ($text)=@_;
203: if (!$text) { $text="Request another attempt"; }
1.25 albertel 204: my $result;
1.36 albertel 205: my $symb=&Apache::lonnet::symbread();
1.37 albertel 206: my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
1.38 albertel 207: my $action='get_reservation';
1.37 albertel 208: if ($slot_name) {
1.38 albertel 209: $text="Change reservation.";
210: $action='change_reservation';
1.37 albertel 211: my $description=&Apache::slotrequest::get_description($slot_name,
212: $slot);
213: $result.=(<<STUFF);
214: <p> Will be next available: $description </p>
215: STUFF
216: }
1.38 albertel 217:
218: if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
219: $symb=&Apache::lonnet::escape($symb);
220: $result.='<form method="POST" action="/adm/slotrequest">'.
221: '<input type="hidden" name="symb" value="'.$symb.'" />'.
222: '<input type="hidden" name="command" value="'.$action.'" />'.
223: '<input type="submit" name="requestattempt" value="'.
224: &mt($text).'" />'.
225: '</form>';
1.25 albertel 226: return $result;
1.22 albertel 227: }
228:
1.30 albertel 229: sub preserve_grade_info {
230: my $result;
231: # if we are viewing someone else preserve that info
232: if (defined $env{'form.grade_symb'}) {
233: foreach my $field ('symb','courseid','domain','username') {
234: $result .= '<input type="hidden" name="grade_'.$field.
235: '" value="'.$env{"form.grade_$field"}.'" />'."\n";
236: }
237: }
238: return $result;
239: }
240:
1.53 albertel 241: sub style {
242: return (<<STYLE);
243: <style type="text/css">
244: .fail, .pass, .neutral {
245: position: relative;
246: margin : 5px;
247: margin-bottom :10px;
248: padding : 4px;
249: padding-left : 75px;
250: border : thin solid;
251: font-weight : bolder;
252: font-size: smaller;
253: font-family: Arial;
254: background-color : rgb(255,240,225);
255: }
256:
257: .fail h4, .pass h4 {
258: position:absolute;
259: left: -4px;
260: top: -8px;
261: padding:2px;
262: margin:0;
263: background-color : rgb(255,240,225);
264: border : thin solid;
265: }
266:
267: .fail {
268: color: red;
269: }
270:
271: .pass {
272: color : green;
273: }
274:
275: .neutral {
276: color : blue;
277: }
278:
279: .question {
280: border : thin solid black;
281: padding : 4px;
282: margin-bottom : 1em;
283: }
284:
285: .grade {
286: font-size: x-large;
287: font-family: Arial;
288: position:absolute;
289: left: 5px;
290: top: -5px;
291: width: 70px;
292: }
293:
294: div#feedback h1 {
295: color : inherit;
296: }
297: </style>
298: STYLE
299:
300: }
301:
1.54 albertel 302: sub show_task {
303: my ($status,$previous)=@_;
304: if (!$previous && (
305: ( $status eq 'CLOSED' ) ||
306: ( $status eq 'BANNED') ||
307: ( $status eq 'UNAVAILABLE') ||
308: ( $status eq 'NOT_IN_A_SLOT') ||
309: ( $status eq 'NEEDS_CHECKIN') ||
310: ( $status eq 'WAITING_FOR_GRADE') ||
311: ( $status eq 'INVALID_ACCESS') )) {
312: return 0;
313: }
1.64 albertel 314: if ($env{'form.donescreen'}) { return 0; }
1.54 albertel 315: return 1;
316: }
317:
318: sub internal_location {
319: my ($id)=@_;
320: return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
321: }
322:
1.60 albertel 323: sub submission_time_stamp {
324: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
325: my $submissiontime;
1.89 albertel 326: my $version=$Apache::lonhomework::history{'resource.0.version'};
1.60 albertel 327: for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
328: if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
329: $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
330: }
331: }
332: my $result;
333: if ($submissiontime) {
1.89 albertel 334: my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.0.checkedin.slot'};
1.60 albertel 335: my %slot=&Apache::lonnet::get_slot($slot_name);
336: my $diff = $slot{'endtime'} - $submissiontime;
1.71 albertel 337: my ($color,$when)=('#FF6666','after');
338: if ($diff > 0) { ($color,$when)=('#336600','before'); }
1.60 albertel 339: my $info;
340: if ($diff%60) { $info=($diff%60).' seconds'; }
341: $diff=int($diff/60);
342: if ($diff%60) { $info=($diff%60).' minutes '.$info; }
343: $diff=int($diff/60);
344: if ($diff) { $info=$diff.' hours '.$info; }
345: $result='<p><font color="'.$color.'">'.
346: &mt('Student submitted [_1] [_2] the deadline.
347: (Submission was at [_3], end of period was [_4].)',
348: $info,$when,scalar(localtime($submissiontime)),
349: scalar(localtime($slot{'endtime'}))).
350: '</font></p>';
351: }
352: return $result;
353: }
354:
1.70 albertel 355: sub webgrade_standard_info {
356: my ($version)=&get_version();
357: my (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
358: my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
359: my $file_list="<ul>\n";
360: foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"})) {
361: my $file=$file_url.$partial_file;
362: $file=~s|/+|/|g;
363: &Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
1.73 albertel 364: $file_list.='<li><nobr><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
1.70 albertel 365: &Apache::loncommon::icon($file).'" border=0"> '.$file.
366: '</a></nobr></li>'."\n";
367: }
368: $file_list.="</ul>\n";
369:
370: my %lt=&Apache::lonlocal::texthash('done' => 'Done',
371: 'stop' => 'Stop',
372: );
373:
374: my $result=<<INFO;
375: <div class="handininfo">
376: <input type="submit" name="next" value="$lt{'done'}" />
377: <input type="submit" name="stop" value="$lt{'stop'}" />
378: $file_list
379: </div>
380: INFO
381: return $result;
382: }
383:
1.1 albertel 384: sub start_Task {
1.87 albertel 385: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 386:
1.4 albertel 387: my ($status,$accessmsg,$slot);
1.16 albertel 388: if ($target ne 'webgrade') {
1.70 albertel 389: &Apache::structuretags::init_problem_globals('Task');
1.16 albertel 390: &Apache::structuretags::initialize_storage();
391: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.74 albertel 392: if ($env{'request.state'} eq 'construct') {
393: &Apache::structuretags::setup_rndseed($safeeval);
394: }
1.16 albertel 395: }
396:
1.4 albertel 397: $Apache::lonhomework::parsing_a_task=1;
1.1 albertel 398: #should get back a <html> or the neccesary stuff to start XML/MathML
399: my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
400: &Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
1.16 albertel 401:
1.74 albertel 402: if ($target eq 'web' && $env{'request.state'} ne 'construct') {
1.13 albertel 403: if ($Apache::lonhomework::modifygrades) {
404: $body_tag_start.='<form name="gradesubmission" method="POST" action="';
405: my $uri=$env{'request.uri'};
406: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
407: $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
1.38 albertel 408: my $symb=&Apache::lonnet::symbread();
1.40 albertel 409: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
410: $body_tag_start.='<form method="POST" action="/adm/slotrequest">'.
411: '<input type="hidden" name="symb" value="'.$symb.'" />'.
412: '<input type="hidden" name="command" value="showslots" />'.
413: '<input type="submit" name="requestattempt" value="'.
414: &mt('Show Slot list').'" />'.
415: '</form>';
416: }
1.13 albertel 417: }
1.8 albertel 418: }
1.74 albertel 419: if ($target eq 'web' && $env{'request.state'} eq 'construct') {
420: $form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
421: }
1.21 albertel 422: if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
1.1 albertel 423: $target eq 'tex') {
1.29 albertel 424: my ($version,$previous)=&get_version();
1.14 albertel 425: ($status,$accessmsg,my $slot_name,$slot) =
1.81 albertel 426: &Apache::lonhomework::check_slot_access('0','Task');
1.9 albertel 427: push(@Apache::inputtags::status,$status);
1.14 albertel 428: $Apache::inputtags::slot_name=$slot_name;
1.1 albertel 429: my $expression='$external::datestatus="'.$status.'";';
1.89 albertel 430: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
1.1 albertel 431: &Apache::run::run($expression,$safeeval);
432: &Apache::lonxml::debug("Got $status");
1.25 albertel 433: $body_tag_start.=&add_previous_version_button($status);
1.54 albertel 434: if (!&show_task($status,$previous)) {
1.87 albertel 435: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.1 albertel 436: if ( $target eq "web" ) {
1.4 albertel 437: $result.= $head_tag_start.'</head>'.$body_tag_start;
1.74 albertel 438: if ($env{'request.state'} eq 'construct') {
439: $result.=$form_tag_start;
440: }
1.4 albertel 441: my $msg;
1.1 albertel 442: if ($status eq 'UNAVAILABLE') {
443: $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
1.3 albertel 444: } elsif ($status eq 'NOT_IN_A_SLOT') {
445: $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
1.38 albertel 446: $msg.=&add_request_another_attempt_button("Sign up for time to work.");
1.4 albertel 447: } elsif ($status eq 'NEEDS_CHECKIN') {
448: $msg.='<h1>'.&mt('You need the Proctor to validate you.').
449: '</h1>'.&proctor_validation_screen($slot);
1.22 albertel 450: } elsif ($status eq 'WAITING_FOR_GRADE') {
451: $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
1.64 albertel 452: } elsif ($env{'form.donescreen'}) {
453: my $title=&Apache::lonnet::gettitle();
1.67 albertel 454: my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
455: my $files='<ul><li>'.join('</li><li>',@files).'</li></ul>';
1.64 albertel 456: $result.=<<DONESCREEN;
457: <h2>$title</h2>
458: <p> Files submitted: $files </p>
1.67 albertel 459: <p> You are now done with this Bridge Task </p>
1.64 albertel 460: <hr />
461: <p> <a href="/adm/logout">Logout</a> </p>
462: <p> <a href="/adm/roles">Change to a different course</a> </p>
463: DONESCREEN
1.1 albertel 464: } elsif ($status ne 'NOT_YET_VIEWED') {
465: $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
466: }
467: if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
468: $msg.='The problem '.$accessmsg;
469: }
470: $result.=$msg.'<br />';
471: } elsif ($target eq 'tex') {
472: $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm';
473: if ($status eq 'UNAVAILABLE') {
474: $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
475: } else {
476: $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
477: }
1.22 albertel 478: } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4 albertel 479: if ($status eq 'NEEDS_CHECKIN') {
1.83 albertel 480: if(&proctor_check_auth($slot_name,$slot,'Task')
481: && defined($Apache::inputtags::slot_name)) {
1.77 albertel 482: my $result=&add_to_queue('gradingqueue',
1.82 albertel 483: [$Apache::inputtags::slot_name]);
1.77 albertel 484: &Apache::lonxml::debug("add_to_queue said $result");
485: }
1.4 albertel 486: }
1.1 albertel 487: }
488: } elsif ($target eq 'web') {
489: my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
490: $result.="$head_tag_start<title>$name</title></head>
1.53 albertel 491: $body_tag_start \n".&style();
1.36 albertel 492:
1.57 albertel 493: $result.=&preserve_grade_info();
494: $result.=&internal_location();
1.36 albertel 495: $result.=$form_tag_start.
496: '<input type="hidden" name="submitted" value="yes" />';
1.54 albertel 497: &Apache::lonxml::startredirection();
1.1 albertel 498: }
1.21 albertel 499: } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
500: $target eq 'webgrade') {
1.32 albertel 501: my $webgrade='yes';
1.21 albertel 502: if ($target eq 'webgrade') {
1.32 albertel 503: $result.=$head_tag_start.$body_tag_start;
1.49 albertel 504: #$result.='<br />Review'.&show_queue('reviewqueue');
505: #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30 albertel 506: }
1.33 albertel 507: # FIXME Blast! still need to reorg this, need to reshow the
508: # queue being reviewed once done with the grade pass...
509: # Hrrm, vaildation pass should perhaps say 'not_locked'
510: # perhaps do a search if there is a key that is mine and if
511: # there isn't reshow the queue....
512: my ($todo,$status_code)=&get_key_todo($target);
513:
514: if ($todo) {
515: &setup_env_for_other_user($todo,$safeeval);
516: my ($symb,$uname,$udom)=&decode_queue_key($todo);
517: $result.="\n".'<table><tr><td>Found '.
518: &Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
519: $form_tag_start.=
520: '<input type="hidden" name="gradingkey" value="'.
521: &Apache::lonnet::escape($todo).'" />';
522: $Apache::bridgetask::queue_key=$todo;
523: &Apache::structuretags::initialize_storage();
524: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
525: if ($target eq 'webgrade') {
1.49 albertel 526: #$result.='<br />After -'.&show_queue($env{'form.queue'});
1.33 albertel 527: $result.="\n".'<table width="100%" style="width:100%" border="1">';
528: if ($status_code eq 'selected') {
529: $form_tag_start.=
530: '<input type="hidden" name="queuemode" value="selected" />';
531: }
532: }
1.15 albertel 533: } else {
1.33 albertel 534: if ($target eq 'webgrade') {
535: $result.="\n";
1.81 albertel 536: my $back='<p><a href="/adm/flip?postdata=return:">'.
537: &mt('Return to resource').'</a></p>';
1.33 albertel 538: if ($status_code eq 'stop') {
1.81 albertel 539: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 540: } elsif ($status_code eq 'lock_failed') {
1.81 albertel 541: $result.='<b>'.&mt("Failed to lock the request record.")
542: .'</b>'.$back;
1.33 albertel 543: } elsif ($status_code eq 'unlock') {
1.81 albertel 544: $result.='<b>'.&mt("Unlocked the requested record.")
545: .'</b>'.$back;
1.33 albertel 546: $result.=&show_queue($env{'form.queue'},1);
547: } elsif ($status_code eq 'show_list') {
548: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 549: } elsif ($status_code eq 'select_user') {
550: $result.=&select_user();
1.33 albertel 551: } else {
1.81 albertel 552: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 553: }
1.21 albertel 554: }
1.33 albertel 555: $webgrade='no';
1.87 albertel 556: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 557: }
558: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 559: if ($webgrade eq 'yes') {
560: $result.=&submission_time_stamp();
561: }
1.32 albertel 562: $result.=$form_tag_start;
563: $result.='<input type="hidden" name="webgrade" value="'.
564: $webgrade.'" />';
565: $result.='<input type="hidden" name="queue" value="'.
566: $env{'form.queue'}.'" />';
1.52 albertel 567: if ($env{'form.regrade'}) {
568: $result.='<input type="hidden" name="regrade" value="'.
569: $env{'form.regrade'}.'" />';
570: }
1.62 albertel 571: if ($env{'form.chosensections'}) {
572: my @chosen_sections=
573: &Apache::loncommon::get_env_multiple('form.chosensections');
574: foreach my $sec (@chosen_sections) {
575: $result.='<input type="hidden" name="chosensections"
576: value="'.$sec.'" />';
577: }
578: }
1.70 albertel 579: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 580: }
1.74 albertel 581: } elsif ($target eq 'edit') {
582: $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
583: &Apache::structuretags::problem_edit_header();
584: $Apache::lonxml::warnings_error_header=
585: &mt("Editor Errors - these errors might not effect the running of the problem, but they will likely cause problems with further use of the Edit mode. Please use the EditXML mode to fix these errors.")."<br />";
586: my $temp=&Apache::edit::insertlist($target,$token);
587: $result.=$temp;
1.1 albertel 588: } else {
589: # page_start returned a starting result, delete it if we don't need it
590: $result = '';
591: }
592: return $result;
593: }
594:
1.32 albertel 595: sub get_key_todo {
596: my ($target)=@_;
597: my $todo;
1.33 albertel 598:
599: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 600: &Apache::lonxml::debug("review a submission....");
1.33 albertel 601: $env{'form.queue'}='reviewqueue';
602: return (undef,'show_list');
603: }
604:
605: if (defined($env{'form.reviewagrading'})) {
606: &Apache::lonxml::debug("review a grading....");
607: $env{'form.queue'}='gradingqueue';
608: return (undef,'show_list');
609: }
610:
1.49 albertel 611: if (defined($env{'form.regradeasubmission'})) {
612: &Apache::lonxml::debug("regrade a grading....");
613: $env{'form.queue'}='none';
614: return (undef,'select_user');
615: }
616:
1.32 albertel 617: my $queue=$env{'form.queue'};
1.33 albertel 618:
1.32 albertel 619: if (!defined($queue)) {
620: $env{'form.queue'}=$queue='gradingqueue';
621: }
1.33 albertel 622:
1.32 albertel 623: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 624:
1.49 albertel 625: if ($env{'form.queue'} eq 'none') {
626: if (defined($env{'form.gradingkey'})) {
627: if ($target eq 'webgrade') {
628: if ($env{'form.stop'}) {
629: return (undef,'stop');
630: } elsif ($env{'form.next'}) {
1.59 albertel 631: return (undef,'select_user');
1.49 albertel 632: }
633: }
634: return ($gradingkey,'selected');
635: } else {
1.59 albertel 636: return (undef,'select_user');
1.49 albertel 637: }
638: }
1.32 albertel 639: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 640: && !defined($env{'form.gradingaction'})
641: && $env{'form.queuemode'} eq 'selected') {
642:
643: my $who=&queue_key_locked($queue,$gradingkey);
644: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
645: if ($who eq $me) {
646: &Apache::lonxml::debug("Found a key was given to me");
647: return ($gradingkey,'selected');
648: } else {
649: return (undef,'show_list');
650: }
651:
652: }
653:
654: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
655: if ($env{'form.gradingaction'} eq 'resume') {
656: delete($env{'form.gradingaction'});
657: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 658: return ($gradingkey);
1.33 albertel 659: } elsif ($env{'form.gradingaction'} eq 'unlock') {
660: &Apache::lonxml::debug("Unlocking a key ".
661: &check_queue_unlock($queue,$gradingkey,1));
662: return (undef,'unlock');
663: } elsif ($env{'form.gradingaction'} eq 'select') {
664: &Apache::lonxml::debug("Locking a key");
665: if (&lock_key($queue,$gradingkey)) {
666: &Apache::lonxml::debug("Success $queue");
667: return ($gradingkey);
668: }
669: &Apache::lonxml::debug("Failed $queue");
670: return (undef,'lock_failed');
1.32 albertel 671: }
672: }
1.33 albertel 673:
674: if ($env{'form.queuemode'} ne 'selected') {
675: # don't get something new from the queue if they hit the stop button
676: if (!($env{'form.stop'} && $target eq 'webgrade')
677: && !$env{'form.gradingaction'}) {
678: &Apache::lonxml::debug("Getting anew $queue");
679: return (&get_from_queue($queue));
680: } else {
681: return (undef,'stop');
682: }
1.32 albertel 683: }
1.33 albertel 684: return (undef,undef)
1.32 albertel 685: }
1.1 albertel 686: sub end_Task {
687: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
688: my $result='';
689: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 690: my ($version,$previous)=&get_version();
1.1 albertel 691: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 692: $target eq 'tex') {
1.69 albertel 693: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 694: if ($target eq 'web') {
1.54 albertel 695: if (&show_task($status,$previous)) {
696: $result.=&Apache::lonxml::endredirection();
697: }
1.64 albertel 698: if ($status eq 'CAN_ANSWER' && !$previous &&
699: !$env{'form.donescreen'}) {
1.15 albertel 700: $result.="\n".'<table border="1">'.
1.28 albertel 701: &Apache::inputtags::file_selector("$version.0",
702: "bridgetask","*",
1.46 albertel 703: 'portfolioonly',
704: '
705: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
706: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 707: "</table>";
1.77 albertel 708: }
1.78 albertel 709: if (!$previous && $status ne 'SHOW_ANSWER' &&
710: &show_task($status,$previous)) {
1.9 albertel 711: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 712: $result.='</form>';
713: $result.=<<DONEBUTTON;
714: <form method="POST">
715: <input type="hidden" name="donescreen" value="1" />
716: <input type="submit" value="Done" />
717: </form>
718: DONEBUTTON
1.77 albertel 719: }
1.56 albertel 720: if (&show_task($status,$previous) &&
1.89 albertel 721: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
722: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 723: my $title=&Apache::lonnet::gettitle();
1.80 albertel 724:
725: my $slot_name=
1.89 albertel 726: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 727: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 728: my $start_time=
729: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 730:
1.80 albertel 731: my $status = "\n<div class='$bt_status'>\n";
1.54 albertel 732:
733: if ($bt_status eq 'pass') {
734: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 735: $start_time.'</h2>';
1.54 albertel 736: }
737: if ($bt_status eq 'fail') {
738: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 739: $start_time.'</h2>';
1.54 albertel 740: if (!$previous) {
741: $status.=&add_request_another_attempt_button();
742: }
743: }
744: my $man_count=0;
745: my $opt_count=0;
746: my $opt_passed=0;
747: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
748: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
749: eq 'N') {
750: $opt_count++;
1.89 albertel 751: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 752: $opt_passed++;
753: }
754: } else {
755: $man_count++;
756: }
757: }
758: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
759: $parstack,$safeeval);
760: if ($opt_req !~ /\S/) { $opt_req='0'; }
1.92 ! albertel 761: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components, of which you were required to pass [_4] on the bridge task.',$man_count,$opt_passed,$opt_count,$opt_req)."</p></div>\n";
1.54 albertel 762:
763: my $internal_location=&internal_location();
764: $result=~s/\Q$internal_location\E/$status/;
765: }
1.13 albertel 766: }
767: if ($target eq 'web' || $target eq 'webgrade') {
1.1 albertel 768: $result.=&Apache::lonxml::xmlend().'</html>';
769: }
770: }
1.29 albertel 771: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 772: my $award='SUBMITTED';
1.28 albertel 773: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 774: 'portfiles',\$award);
1.14 albertel 775: if ($award eq 'SUBMITTED' &&
1.28 albertel 776: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
777: $Apache::lonhomework::results{"resource.0.tries"}=
778: $Apache::lonhomework::results{"resource.$version.0.tries"}=
779: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
780:
781: $Apache::lonhomework::results{"resource.0.award"}=
782: $Apache::lonhomework::results{"resource.$version.0.award"}=
783: $award;
1.51 albertel 784: $Apache::lonhomework::results{"resource.0.submission"}=
785: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 786: } else {
787: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 788: $award = '';
1.10 albertel 789: }
1.4 albertel 790: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
791: &Apache::structuretags::finalize_storage();
1.83 albertel 792: if ($award eq 'SUBMITTED'
793: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 794: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 795: }
1.79 albertel 796: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
797: &Apache::structuretags::finalize_storage();
1.1 albertel 798: }
1.32 albertel 799: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 800: my $optional_required=
801: &Apache::lonxml::get_param('OptionalRequired',$parstack,
802: $safeeval);
803: my $optional_passed=0;
804: my $mandatory_failed=0;
805: my $ungraded=0;
806: my $review=0;
1.21 albertel 807: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 808: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
809: my $status=
1.89 albertel 810: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 811: my $mandatory=
812: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
813: if ($status eq 'pass') {
814: if (!$mandatory) { $optional_passed++; }
815: } elsif ($status eq 'fail') {
816: if ($mandatory) { $mandatory_failed++; }
817: } elsif ($status eq 'ungraded') {
818: $ungraded++;
819: } elsif ($status eq 'review') {
820: $review++;
1.49 albertel 821: } else {
822: $ungraded++;
823: }
1.20 albertel 824: }
825: if ($optional_passed < $optional_required) {
826: $mandatory_failed++;
827: }
1.21 albertel 828: &Apache::lonxml::debug("all dim ".join(':',@Apache::bridgetask::dimensionlist)."results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.89 albertel 829: $Apache::lonhomework::results{'resource.0.regrader'}=
1.20 albertel 830: $env{'user.name'}.'@'.$env{'user.domain'};
831: if ($review) {
1.89 albertel 832: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 833: if ($env{'form.queue'} eq 'reviewqueue') {
834: &check_queue_unlock($env{'form.queue'});
835: &Apache::lonxml::debug(" still needs review not changing status.");
836: } else {
1.49 albertel 837: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 838: }
1.20 albertel 839: } elsif ($ungraded) {
1.89 albertel 840: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 841: if ($env{'form.queue'} eq 'reviewqueue' ||
842: $env{'form.queue'} eq 'none' ) {
1.33 albertel 843: &Apache::lonxml::debug("moving back.");
1.49 albertel 844: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 845: } else {
846: &check_queue_unlock($env{'form.queue'});
847: }
1.20 albertel 848: } elsif ($mandatory_failed) {
1.89 albertel 849: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 850: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
851: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
852: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 853: &remove_from_queue($env{'form.queue'});
854:
855: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 856:
857: if ($env{'form.regrade'} ne 'yes') {
858: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
859: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
860: &Apache::grades::version_portfiles(
861: \%Apache::lonhomework::results,
862: ["$version.0.bridgetask"],$courseid,
863: $symb,$udom,$uname,
864: ["$version.0.bridgetask"]);
865: }
1.20 albertel 866: } else {
1.89 albertel 867: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 868: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
869: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
870: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 871: &remove_from_queue($env{'form.queue'});
1.39 albertel 872:
873: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 874: if ($env{'form.regrade'} ne 'yes') {
875: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
876: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
877: &Apache::grades::version_portfiles(
878: \%Apache::lonhomework::results,
879: ["$version.0.bridgetask"],$courseid,
880: $symb,$udom,$uname,
881: ["$version.0.bridgetask"]);
882: }
1.20 albertel 883: }
1.89 albertel 884: $Apache::lonhomework::results{"resource.0.status"}=
885: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 886: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 887: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 888: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 889: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 890: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 891: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 892: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 893: }
1.21 albertel 894: &Apache::structuretags::finalize_storage();
1.20 albertel 895: }
1.15 albertel 896: } elsif ($target eq 'webgrade') {
1.18 albertel 897: $result.="</table>\n<hr />";
1.20 albertel 898: #$result.='<input type="submit" name="next" value="'.
899: # &mt('Save & Next').'" /> ';
900: #$result.='<input type="submit" name="end" value="'.
901: # &mt('Save & Stop Grading').'" /> ';
902: #$result.='<input type="submit" name="throwaway" value="'.
903: # &mt('Throw Away & Stop Grading').'" /> ';
904: #$result.='<input type="submit" name="save" value="'.
905: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.15 albertel 906: $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';
1.1 albertel 907: } elsif ($target eq 'meta') {
1.70 albertel 908: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 909: $result.=&Apache::response::meta_stores_write('solved','string',
910: 'Problem Status');
911: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
912: 'Number of Attempts');
913: $result.=&Apache::response::meta_stores_write('awarded','float',
914: 'Partial Credit Factor');
915: $result.=&Apache::response::meta_stores_write('status','string',
916: 'Bridge Task Status');
1.1 albertel 917: }
1.4 albertel 918: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 919: return $result;
920: }
921:
1.31 albertel 922: sub move_between_queues {
923: my ($src_queue,$dest_queue)=@_;
1.49 albertel 924: my $cur_data;
925: if ($src_queue ne 'none') {
926: $cur_data=&get_queue_data($src_queue);
927: if (!$cur_data) { return 'not_exist'; }
928: } else {
929: $cur_data = ['none'];
930: }
1.82 albertel 931: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 932: if ($result ne 'ok') {
933: return $result;
934: }
935: &check_queue_unlock($src_queue);
936: return &remove_from_queue($src_queue);
1.21 albertel 937: }
938:
939: sub check_queue_unlock {
1.32 albertel 940: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 941: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 942: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 943: if (!defined($key)) {
944: $key="$symb\0queue\0$uname\@$udom";
945: }
1.30 albertel 946: my $cnum=$env{'course.'.$cid.'.num'};
947: my $cdom=$env{'course.'.$cid.'.domain'};
948: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
949: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
950: if ($who eq $me) {
1.32 albertel 951: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
952: } elsif ($allow_not_me) {
1.33 albertel 953: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 954: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 955: }
1.32 albertel 956: return 'not_owner';
1.21 albertel 957: }
958:
1.88 albertel 959: sub in_queue {
960: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
961: if ($queue eq 'none') { return 0; }
962: if (!defined($symb) || !defined($cdom) || !defined($cnum)
963: || !defined($udom) || !defined($uname)) {
964: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
965: $cnum=$env{'course.'.$cid.'.num'};
966: $cdom=$env{'course.'.$cid.'.domain'};
967: }
968:
969: my $key=&encode_queue_key($symb,$udom,$uname);
970: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
971:
972: if (defined($results{$key})) {
973: return 1;
974: }
975: return 0;
976: }
977:
1.21 albertel 978: sub remove_from_queue {
1.86 albertel 979: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 980: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 981: if (!defined($symb) || !defined($cdom) || !defined($cnum)
982: || !defined($udom) || !defined($uname)) {
983: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
984: $cnum=$env{'course.'.$cid.'.num'};
985: $cdom=$env{'course.'.$cid.'.domain'};
986: }
1.88 albertel 987: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
988: return 'ok';
989: }
1.86 albertel 990: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 991: my @keys=($key,"$key\0locked");
1.31 albertel 992: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 993: }
994:
1.16 albertel 995: sub setup_env_for_other_user {
996: my ($queue_key,$safeeval)=@_;
997: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 998: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 999: $env{'form.grade_symb'}=$symb;
1000: $env{'form.grade_domain'}=$udom;
1001: $env{'form.grade_username'}=$uname;
1002: $env{'form.grade_courseid'}=$env{'request.course.id'};
1003: &Apache::lonxml::initialize_rndseed($safeeval);
1004: }
1005:
1.31 albertel 1006: sub get_queue_data {
1007: my ($queue)=@_;
1008: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1009: my $cnum=$env{'course.'.$cid.'.num'};
1010: my $cdom=$env{'course.'.$cid.'.domain'};
1011: my $todo="$symb\0queue\0$uname\@$udom";
1012: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1013: if ($key eq $todo && ref($value)) {
1014: return $value;
1015: }
1016: return undef;
1017: }
1018:
1.84 albertel 1019:
1.49 albertel 1020: sub check_queue_for_key {
1.84 albertel 1021: my ($cdom,$cnum,$queue,$todo)=@_;
1022:
1.49 albertel 1023: my %results=
1024: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1025:
1026: if (exists($results{$todo}) && ref($results{$todo})) {
1027: if (defined($results{"$todo\0locked"})) {
1028: return 'locked';
1029: }
1.86 albertel 1030: my $slot;
1031: if (ref($results{$todo}) eq 'ARRAY') {
1032: $slot = $results{$todo}[0];
1033: } elsif (ref($results{$todo}) eq 'HASH') {
1034: $slot = $results{$todo}{'slot'};
1035: }
1036: if (defined($slot)) {
1037: my %slot_data=&Apache::lonnet::get_slot($slot);
1038: if ($slot_data{'endtime'} > time) {
1039: return 'in_progress';
1040: }
1.58 albertel 1041: }
1.49 albertel 1042: return 'enqueued';
1043: }
1044: return undef;
1045: }
1046:
1.14 albertel 1047: sub add_to_queue {
1.82 albertel 1048: my ($queue,$user_data)=@_;
1.49 albertel 1049: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1050: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1051: if (!$cid || $env{'request.state'} eq 'construct') {
1052: return 'no_queue';
1053: }
1.14 albertel 1054: my $cnum=$env{'course.'.$cid.'.num'};
1055: my $cdom=$env{'course.'.$cid.'.domain'};
1056: my %data;
1.82 albertel 1057: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1058: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1059: }
1060:
1061: sub show_queue {
1.32 albertel 1062: my ($queue,$with_selects)=@_;
1.14 albertel 1063: my $result;
1064: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1065: my $cnum=$env{'course.'.$cid.'.num'};
1066: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1067:
1068: my @chosen_sections=
1069: &Apache::loncommon::get_env_multiple('form.chosensections');
1070: &Apache::grades::init_perm();
1071: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1072: &Apache::grades::reset_perm();
1.63 albertel 1073: if (!(grep(/^all$/,@chosen_sections))) {
1074: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1075: '</tt>.</p> '."\n";
1076: }
1.59 albertel 1077:
1.16 albertel 1078: my $regexp="^$symb\0";
1.30 albertel 1079: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1080: my ($tmp)=%queue;
1081: if ($tmp=~/^error: 2 /) {
1.33 albertel 1082: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1083: }
1.86 albertel 1084: $result.="\n<h3>Current Queue - $symb $queue </h3><table border='1'><tr>";
1.32 albertel 1085: if ($with_selects) { $result.="<th></th>"; }
1086: $result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";
1.14 albertel 1087: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1088: my ($symb,$uname,$udom) = &decode_queue_key($key);
1089: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1090: if ($key=~/locked$/ && !$with_selects) {
1.16 albertel 1091: my $title=&Apache::lonnet::gettitle($symb);
1.27 albertel 1092: $result.="<tr><td>$title</td><td>$uname</td>";
1.16 albertel 1093: $result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1094: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.16 albertel 1095: my ($symb,undef) = split("\0",$key);
1096: my $title=&Apache::lonnet::gettitle($symb);
1.27 albertel 1097: $result.="<tr><td>$title</td><td></td>";
1.16 albertel 1098: $result.='<td>last queue modification time</td><td>'.
1099: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1100: } elsif ($key!~/(timestamp|locked)$/) {
1.16 albertel 1101: my $title=&Apache::lonnet::gettitle($symb);
1.32 albertel 1102: $result.="<tr>";
1.35 albertel 1103: my $slot=$queue{$key}->[0];
1104: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1105: if ($with_selects) {
1106: my $ekey=&Apache::lonnet::escape($key);
1107: my ($action,$description)=('select',&mt('Select'));
1108: if (exists($queue{"$key\0locked"})) {
1109: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1110: if ($me eq $queue{"$key\0locked"}) {
1111: ($action,$description)=('resume',&mt('Resume'));
1112: } else {
1113: ($action,$description)=('unlock',&mt('Unlock'));
1114: }
1115: }
1.62 albertel 1116: my $seclist;
1117: foreach my $sec (@chosen_sections) {
1118: $seclist.='<input type="hidden" name="chosensections"
1119: value="'.$sec.'" />';
1120: }
1.35 albertel 1121: if (time > $slot_data{'endtime'}) {
1122: $result.=(<<FORM);
1.32 albertel 1123: <td>
1124: <form method="POST">
1125: <input type="hidden" name="gradingkey" value="$ekey" />
1126: <input type="hidden" name="queue" value="$queue" />
1127: <input type="hidden" name="gradingaction" value="$action" />
1128: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1129: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1130: <input type="submit" name="submit" value="$description" />
1.62 albertel 1131: $seclist
1.32 albertel 1132: </form>
1133: </td>
1134: FORM
1.35 albertel 1135:
1136: } else {
1137: $result.='<td>'.&mt("In Progress").'</td>'
1138: }
1.32 albertel 1139: }
1140: $result.="<td>$title</td><td>$uname</td>";
1.27 albertel 1141: $result.='<td>queue entry</td><td>Slot: '.$slot.' End time: '.
1.20 albertel 1142: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1143: "</td></tr>";
1.16 albertel 1144: }
1.14 albertel 1145: }
1.15 albertel 1146: $result.="</table><hr />\n";
1.14 albertel 1147: return $result;
1148: }
1149:
1.34 albertel 1150: sub get_queue_counts {
1151: my ($queue)=@_;
1152: my $result;
1153: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1154: my $cnum=$env{'course.'.$cid.'.num'};
1155: my $cdom=$env{'course.'.$cid.'.domain'};
1156: my $regexp="^$symb\0";
1157: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1158: my ($tmp)=%queue;
1159: if ($tmp=~/^error: 2 /) {
1160: return (0,0,0);
1161: }
1162: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1163: foreach my $key (sort(keys(%queue))) {
1164: if ($key=~/locked$/) {
1165: $locks++;
1166: } elsif ($key=~/timestamp$/) {
1167: #ignore
1168: } elsif ($key!~/(timestamp|locked)$/) {
1169: my ($symb,$uname,$udom) = &decode_queue_key($key);
1170: $entries++;
1171: my $slot=$queue{$key}->[0];
1172: my %slot_data=&Apache::lonnet::get_slot($slot);
1173: if (time > $slot_data{'endtime'}) {
1174: $ready_to_grade++;
1175: }
1176: }
1177: }
1178: return ($entries,$ready_to_grade,$locks);
1179: }
1180:
1.49 albertel 1181: sub encode_queue_key {
1182: my ($symb,$udom,$uname)=@_;
1183: return "$symb\0queue\0$uname\@$udom";
1184: }
1185:
1.14 albertel 1186: sub decode_queue_key {
1187: my ($key)=@_;
1188: my ($symb,undef,$user) = split("\0",$key);
1189: my ($uname,$udom) = split('@',$user);
1190: return ($symb,$uname,$udom);
1191: }
1192:
1193: sub queue_key_locked {
1.30 albertel 1194: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1195: if (!defined($cdom) || !defined($cnum)) {
1196: my (undef,$cid)=&Apache::lonxml::whichuser();
1197: $cnum=$env{'course.'.$cid.'.num'};
1198: $cdom=$env{'course.'.$cid.'.domain'};
1199: }
1.14 albertel 1200: my ($key_locked,$value)=
1.30 albertel 1201: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1202: if ($key_locked eq "$key\0locked") {
1203: return $value;
1204: }
1205: return undef;
1206: }
1207:
1208: sub pick_from_queue_data {
1.30 albertel 1209: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1210: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1211: if ($key =~ /\0locked$/) { next; }
1212: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1213: my ($symb,$uname,$udom)=&decode_queue_key($key);
1214: if ($check_section) {
1215: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1216: if ($section eq $check_section) {
1.33 albertel 1217: &Apache::lonxml::debug("my sec");
1.15 albertel 1218: next;
1219: }
1.14 albertel 1220: }
1.30 albertel 1221: my $slot=$queuedata->{$key}[0];
1.14 albertel 1222: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1223: if ($slot_data{'endtime'} > time) {
1.33 albertel 1224: &Apache::lonxml::debug("not time");
1.15 albertel 1225: next;
1226: }
1.30 albertel 1227: if (&queue_key_locked($queue,$key,$cdom,$cnum)) {
1.33 albertel 1228: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1229: next;
1230: }
1.14 albertel 1231: return $key;
1232: }
1233: return undef;
1234: }
1235:
1.15 albertel 1236: sub find_mid_grade {
1.30 albertel 1237: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1238: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1239: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1240: if ($todo) {
1.30 albertel 1241: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1242: if ($who eq $me) { return $todo; }
1243: }
1244: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1245: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1246: foreach my $key (keys(%locks)) {
1247: my $who=$locks{$key};
1248: if ($who eq $me) {
1249: $todo=$key;
1250: $todo=~s/\0locked$//;
1251: return $todo;
1252: }
1253: }
1254: return undef;
1255: }
1256:
1.32 albertel 1257: sub lock_key {
1258: my ($queue,$todo)=@_;
1259: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1260: my (undef,$cid)=&Apache::lonxml::whichuser();
1261: my $cnum=$env{'course.'.$cid.'.num'};
1262: my $cdom=$env{'course.'.$cid.'.domain'};
1263: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1264: $cdom,$cnum);
1.33 albertel 1265: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1266: if ($success eq 'ok') {
1267: return 1;
1268: }
1269: return 0;
1270: }
1271:
1.86 albertel 1272: sub get_queue_symb_status {
1.85 albertel 1273: my ($queue,$symb,$cdom,$cnum) = @_;
1274: if (!defined($cdom) || !defined($cnum)) {
1275: my (undef,$cid)=&Apache::lonxml::whichuser();
1276: $cnum=$env{'course.'.$cid.'.num'};
1277: $cdom=$env{'course.'.$cid.'.domain'};
1278: }
1279: my $regexp="^$symb\0";
1280: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1281: my ($tmp)=%queue;
1282: if ($tmp=~/^error: 2 /) { return; }
1283: my @users;
1284: foreach my $key (sort(keys(%queue))) {
1285: next if ($key=~/locked$/);
1286: next if ($key=~/timestamp$/);
1287: my ($symb,$uname,$udom) = &decode_queue_key($key);
1288: push(@users,"$uname:$udom");
1289: }
1290: return @users;
1291: }
1292:
1.14 albertel 1293: sub get_from_queue {
1.30 albertel 1294: my ($queue)=@_;
1.14 albertel 1295: my $result;
1296: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1297: my $cnum=$env{'course.'.$cid.'.num'};
1298: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1299: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1300: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1301: if ($todo) { return $todo; }
1.14 albertel 1302: while (1) {
1303: my $starttime=time;
1.83 albertel 1304: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1305: $cdom,$cnum);
1.33 albertel 1306: &Apache::lonxml::debug("$starttime");
1.14 albertel 1307: my $regexp="^$symb\0queue\0";
1.30 albertel 1308: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1309: #make a pass looking for a user _not_ in my section
1.14 albertel 1310: if ($env{'request.course.sec'}) {
1.33 albertel 1311: &Apache::lonxml::debug("sce");
1.30 albertel 1312: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1313: \%queue,$cdom,$cnum);
1.33 albertel 1314: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1315: }
1.33 albertel 1316: # no one _not_ in our section so look for any user that is
1317: # ready for grading
1.14 albertel 1318: if (!$todo) {
1.33 albertel 1319: &Apache::lonxml::debug("no sce");
1.31 albertel 1320: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1321: \%queue,$cdom,$cnum);
1.33 albertel 1322: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1323: }
1324: # no user to grade
1325: if (!$todo) { last; }
1.33 albertel 1326: &Apache::lonxml::debug("got $todo");
1.14 albertel 1327: # otherwise found someone so lets try to lock them
1.32 albertel 1328: # unless someone else already picked them
1329: if (!&lock_key($queue,$todo)) { next; }
1.14 albertel 1330: my (undef,$endtime)=
1.30 albertel 1331: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1332: $cdom,$cnum);
1.33 albertel 1333: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1334: # someone else already modified the queue,
1335: # perhaps our picked user wass already fully graded between
1336: # when we picked him and when we locked his record? so lets
1337: # double check.
1338: if ($endtime != $starttime) {
1339: my ($key,$value)=
1.30 albertel 1340: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1341: $cdom,$cnum);
1.33 albertel 1342: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1343: if ($key eq $todo && ref($value)) {
1344: } else {
1.30 albertel 1345: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1346: $cdom,$cnum);
1.33 albertel 1347: &Apache::lonxml::debug("del");
1.14 albertel 1348: next;
1349: }
1350: }
1.33 albertel 1351: &Apache::lonxml::debug("last $todo");
1.14 albertel 1352: last;
1353: }
1354: return $todo;
1355: }
1356:
1.49 albertel 1357: sub select_user {
1358: my ($symb,$cid)=&Apache::lonxml::whichuser();
1359:
1.59 albertel 1360: my @chosen_sections=
1361: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1362: &Apache::grades::init_perm();
1.59 albertel 1363: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1364: &Apache::grades::reset_perm();
1.63 albertel 1365:
1366: my $result;
1367: if (!(grep(/^all$/,@chosen_sections))) {
1368: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1369: '</tt>.</p> '."\n";
1370: }
1371: $result.='<table border="1">';
1.49 albertel 1372:
1373: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1374: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1375:
1.84 albertel 1376: my $cnum=$env{'course.'.$cid.'.num'};
1377: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1378: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1379: 'Task');
1.49 albertel 1380: my $queue = 'none';
1.58 albertel 1381: my $cannot_grade;
1382: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1383: $queue = 'reviewqueue';
1.58 albertel 1384: if ($status{'reviewqueue'} eq 'in_progress') {
1385: $cannot_grade=1;
1386: }
1387: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1388: $queue = 'gradingqueue';
1.58 albertel 1389: if ($status{'gradingqueue'} eq 'in_progress') {
1390: $cannot_grade=1;
1391: }
1.49 albertel 1392: }
1393: my $todo =
1394: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1395: if ($cannot_grade) {
1396: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1397: '</td><td>';
1398: } else {
1.62 albertel 1399: my $seclist;
1400: foreach my $sec (@chosen_sections) {
1401: $seclist.='<input type="hidden" name="chosensections"
1402: value="'.$sec.'" />';
1403: }
1.58 albertel 1404: $result.=<<RESULT;
1.49 albertel 1405: <tr>
1406: <td>
1407: <form method="POST">
1408: <input type="hidden" name="gradingkey" value="$todo" />
1409: <input type="hidden" name="queue" value="$queue" />
1410: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1411: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1412: <input type="submit" name="submit" value="Regrade" />
1413: $seclist
1.49 albertel 1414: </form>
1415: <td>$fullname->{$student}</td>
1416: <td>
1417: RESULT
1.58 albertel 1418: }
1.49 albertel 1419: if ($status{'status'} eq 'pass') {
1420: $result .= '<font color="green">'.&mt('Passed').'</font>';
1421: } elsif ($status{'status'} eq 'fail') {
1422: $result .= '<font color="red">'.&mt('Failed').'</font>';
1423: } elsif ($status{'status'} eq 'review') {
1424: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1425: } elsif ($status{'status'} eq 'ungraded') {
1426: $result .= &mt('Ungraded');
1427: } elsif ($status{'status'} ne '') {
1428: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1429: } else {
1430: $result.=" ";
1431: }
1432: if ($status{'version'}) {
1433: $result .= ' '.&mt('Version').' '.$status{'version'};
1434: }
1435: $result.= '</td><td>';
1436: if ($status{'reviewqueue'} eq 'enqueued') {
1437: $result .= &mt('Awaiting Review');
1438: } elsif ($status{'reviewqueue'} eq 'locked') {
1439: $result .= &mt('Under Review');
1.58 albertel 1440: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1441: $result .= &mt('Still being worked on.');
1.49 albertel 1442: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1443: $result .= &mt('Awaiting Grading');
1444: } elsif ($status{'gradingqueue'} eq 'locked') {
1445: $result .= &mt('Being Graded');
1.58 albertel 1446: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1447: $result .= &mt('Still being worked on.');
1.49 albertel 1448: } else {
1449: $result.=" ";
1450: }
1451: $result.= '</td></tr>';
1452: }
1453: $result.='</table>';
1454: return $result;
1455: }
1456:
1457: sub get_student_status {
1.86 albertel 1458: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1459:
1460: my %status;
1461:
1462: if ($type eq 'Task') {
1463: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1464: $udom,$uname);
1.89 albertel 1465: $status{'status'}=$record{'resource.0.status'};
1466: $status{'version'}=$record{'resource.0.version'};
1467: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1468: }
1469: $status{'reviewqueue'}=
1470: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1471: &encode_queue_key($symb,$udom,$uname));
1472: $status{'gradingqueue'}=
1473: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1474: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1475: return %status;
1476: }
1477:
1.1 albertel 1478: sub start_ClosingParagraph {
1479: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1480: my $result;
1481: if ($target eq 'web') {
1.13 albertel 1482: } elsif ($target eq 'webgrade') {
1483: &Apache::lonxml::startredirection();
1.1 albertel 1484: }
1485: return $result;
1486: }
1487:
1488: sub end_ClosingParagraph {
1489: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1490: my $result;
1491: if ($target eq 'web') {
1.13 albertel 1492: } elsif ($target eq 'webgrade') {
1493: &Apache::lonxml::endredirection();
1.1 albertel 1494: }
1495: return $result;
1496: }
1497:
1.19 albertel 1498: sub get_id {
1499: my ($parstack,$safeeval)=@_;
1500: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1501: if (!$id) { $id=$Apache::lonxml::curdepth; }
1502: return $id;
1503: }
1504:
1.1 albertel 1505: my %dimension;
1506: sub start_Dimension {
1507: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1508: undef(%dimension);
1.19 albertel 1509: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1510: $Apache::bridgetask::dimension=$dim_id;
1511: push(@Apache::bridgetask::dimensionlist,$dim_id);
1512: undef(@Apache::bridgetask::instance);
1.20 albertel 1513: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1514: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1515: &Apache::lonxml::startredirection();
1516: return &internal_location($dim_id);
1.1 albertel 1517: }
1518:
1.13 albertel 1519: sub get_instance {
1.75 albertel 1520: my ($dim)=@_;
1521: my $rand_alg=&Apache::lonnet::get_rand_alg();
1522: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1523: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1524: $rand_alg eq '64bit4' ) {
1525: &Apache::response::pushrandomnumber();
1526: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1527: my $num=@order;
1528: my $version=&get_version();
1529: my $which=($version-1)%$num;
1530: return $order[$which];
1531: } else {
1532: my ($version,$previous) = &get_version();
1533: my $instance =
1534: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1535: if (defined($instance)) { return $instance; }
1536:
1537: &Apache::response::pushrandomnumber();
1538: my @instances = @{$dimension{'instances'}};
1539: # remove disabled instances
1540: for (my $i=0; $i < $#instances; $i++) {
1541: if ($dimension{$instances[$i].'.disabled'}) {
1542: splice(@instances,$i,1);
1543: $i--;
1544: }
1545: }
1546: @instances = &Math::Random::random_permutation(@instances);
1547: $instance = $instances[($version-1)%scalar(@instances)];
1548: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1549: $instance;
1.79 albertel 1550: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1551: &Apache::response::poprandomnumber();
1552: return $instance;
1553: }
1.13 albertel 1554: }
1555:
1.18 albertel 1556: {
1557: my $last_link;
1558: sub end_Dimension {
1559: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1560: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1561: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1562: my $instance=&get_instance($dim);
1.25 albertel 1563: my $version=&get_version();
1.18 albertel 1564: if ($target eq 'web') {
1.47 albertel 1565: @Apache::scripttag::parser_env = @_;
1566: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1567: my @instances = $instance;
1568: if (&Apache::response::showallfoils()) {
1569: @instances = @{$dimension{'instances'}};
1570: }
1571: foreach my $instance (@instances) {
1572: @Apache::scripttag::parser_env = @_;
1573: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1574: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1575: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1576:
1.89 albertel 1577: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1578: my $mandatory='Mandatory';
1579: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1580: $mandatory='Optional';
1581: }
1582: my $dim_info="<div class='$dim_status'>\n";
1583: if ($dim_status eq 'pass') {
1584: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1585: }
1.76 albertel 1586: if ($dim_status eq 'fail') {
1587: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1588: }
1.76 albertel 1589: my $man_count=0;
1590: my $man_passed=0;
1591: my $opt_count=0;
1592: my $opt_passed=0;
1593: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1594: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1595: eq 'N') {
1596: $opt_count++;
1.89 albertel 1597: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1598: $opt_passed++;
1599: }
1600: } else {
1601: $man_count++;
1.89 albertel 1602: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1603: $man_passed++;
1604: }
1605: }
1.22 albertel 1606: }
1.76 albertel 1607: if ($man_passed eq $man_count) { $man_passed='all'; }
1608: my $opt_req=$dimension{$instance.'.optionalrequired'};
1609: if ($opt_req !~ /\S/) { $opt_req='0'; }
1610: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1611:
1612: my $internal_location=&internal_location($dim);
1613: $result=~s/\Q$internal_location\E/$dim_info/;
1614:
1615: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1616: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1617: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1618: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1619: if ($mandatory) {
1620: $mandatory='Mandatory';
1621: } else {
1622: $mandatory='Optional';
1623: }
1624: if ($status eq 'fail') {
1625: } elsif ($status eq 'pass') {
1626: } else {
1627: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1628: }
1629: my $status_display=$status;
1630: $status_display=~s/^([a-z])/uc($1)/e;
1631: @Apache::scripttag::parser_env = @_;
1632: $result.='<div class="'.$status.'"><h4>'.$mandatory.
1633: ' Criteria</h4><p>';
1634: @Apache::scripttag::parser_env = @_;
1635: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1636: $result.='</p><p class="grade">'.$status_display.'</p>';
1.89 albertel 1637: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1638: $result.='<p class="comment">'.$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}.'</p>';
1.76 albertel 1639: }
1640: $result.='</div>';
1.22 albertel 1641: }
1642: }
1643: }
1.18 albertel 1644: } elsif ($target eq 'webgrade') {
1.47 albertel 1645: # in case of any side effects that we need
1646: @Apache::scripttag::parser_env = @_;
1647: &Apache::scripttag::xmlparse($dimension{'intro'});
1648: @Apache::scripttag::parser_env = @_;
1649: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1650: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1651: my $link='criteria_'.$instance.'_'.$id;
1.89 albertel 1652: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.19 albertel 1653: $result.='<tr><td width="100%" valign="top">'.
1.18 albertel 1654: '<a name="'.$link.'" />'.
1655: '<a name="next_'.$last_link.'" />'.
1.47 albertel 1656: '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';
1657: @Apache::scripttag::parser_env = @_;
1658: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1659: $result.='</textarea>'.
1.18 albertel 1660: #$dimension{$instance.'.criteria.'.$id}.
1661: '</td>'.
1.19 albertel 1662: '<td><nobr>Additional Comment for Student</nobr> <br />'.
1.89 albertel 1663: '<textarea style="width:100%" rows="8" width="25" wrap="hard" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'.
1.18 albertel 1664: '</td>'.
1665: '<td>'.
1.47 albertel 1666: '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.
1.30 albertel 1667: '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.
1668: '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.
1669: '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.
1.18 albertel 1670: '</td>'.
1671: '<td>'.
1672: '<a href="#'.$last_link.'">Prev</a><br />'.
1.20 albertel 1673: '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.
1.18 albertel 1674: '</td></tr>';
1675: $last_link=$link;
1676: }
1.22 albertel 1677: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1678: my $optional_passed=0;
1.20 albertel 1679: my $mandatory_failed=0;
1680: my $ungraded=0;
1681: my $review=0;
1.19 albertel 1682: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1683: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};
1684: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};
1.20 albertel 1685: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1686: if ($status eq 'pass') {
1687: if (!$mandatory) { $optional_passed++; }
1688: } elsif ($status eq 'fail') {
1689: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1690: } elsif ($status eq 'review') {
1691: $review++;
1.20 albertel 1692: } elsif ($status eq 'ungraded') {
1693: $ungraded++;
1.21 albertel 1694: } else {
1.47 albertel 1695: $ungraded++;
1.19 albertel 1696: }
1697: }
1.20 albertel 1698: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1699: $mandatory_failed++;
1700: }
1.21 albertel 1701: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1702: if ($review) {
1.89 albertel 1703: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1704: 'review';
1.20 albertel 1705: } elsif ($ungraded) {
1.89 albertel 1706: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1707: 'ungraded';
1.20 albertel 1708: } elsif ($mandatory_failed) {
1.89 albertel 1709: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1710: 'fail';
1.20 albertel 1711: } else {
1.91 albertel 1712: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1713: 'pass';
1.20 albertel 1714: }
1.69 albertel 1715: } else {
1716: # any other targets no output
1717: undef($result);
1.13 albertel 1718: }
1.18 albertel 1719: return $result;
1.1 albertel 1720: }
1721: }
1722:
1723: sub start_IntroParagraph {
1.87 albertel 1724: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1725: my $result;
1.13 albertel 1726: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1727: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1728: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1729:
1730: } elsif ($target eq 'webgrade') {
1.87 albertel 1731: &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1 albertel 1732: }
1.47 albertel 1733:
1.1 albertel 1734: }
1735: return $result;
1736: }
1737:
1738: sub end_IntroParagraph {
1739: }
1740:
1741: sub start_Instance {
1742: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1743: my $id=&get_id($parstack,$safeeval);
1744: push(@{$dimension{'instances'}},$id);
1745: push(@Apache::bridgetask::instance,$id);
1746: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1747: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1748: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1749: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1750: if (lc($disabled) eq 'yes') {
1751: $dimension{$id.'.disabled'}='1';
1752: }
1.1 albertel 1753: return '';
1754: }
1755:
1756: sub end_Instance {
1757: }
1758:
1759: sub start_InstanceText {
1.87 albertel 1760: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1761: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1762: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1763: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1764: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1765: }
1766: return '';
1767: }
1768:
1769: sub end_InstanceText {
1770: return '';
1771: }
1772:
1773: sub start_Criteria {
1.87 albertel 1774: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1775: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1776: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1777: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1778: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1779: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1780: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1781: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1782: push(@{$dimension{$instance_id.'.criterias'}},$id);
1783: }
1784: return '';
1785: }
1786:
1.47 albertel 1787: sub end_Criteria {
1788: }
1789:
1.4 albertel 1790: sub proctor_validation_screen {
1791: my ($slot) = @_;
1792: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1793: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1794: my $name=&Apache::loncommon::plainname($user,$domain);
1795:
1.4 albertel 1796: my $msg;
1.11 albertel 1797: if ($env{'form.proctorpassword'}) {
1.4 albertel 1798: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1799: .'</font></p>';
1800: }
1.47 albertel 1801: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1802: my $result= (<<ENDCHECKOUT);
1803: <h2>Proctor Validation</h2>
1804: <p>Your room's proctor needs to validate your access to this resource.</p>
1805: $msg
1.11 albertel 1806: <form name="checkout" method="POST" action="$env{'request.uri'}">
1.4 albertel 1807: <input type="hidden" name="validate" value="yes" />
1808: <input type="hidden" name="submitted" value="yes" />
1809: <table>
1.44 albertel 1810: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1811: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1812: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1813: </table>
1814: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1815: <table border="1">
1816: <tr><td>
1817: <table>
1818: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1819: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1820: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1821: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1822: <tr><td colspan="2"><img src="$url" /></td></tr>
1823: </table>
1824: </tr></td>
1825: </table>
1.4 albertel 1826: </form>
1827: ENDCHECKOUT
1828: return $result;
1829: }
1830:
1.1 albertel 1831: 1;
1832: __END__
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