Annotation of loncom/homework/bridgetask.pm, revision 1.109
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.109 ! albertel 4: # $Id: bridgetask.pm,v 1.108 2006/02/14 16:05:31 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') {
1.93 albertel 83: # increment version
1.23 albertel 84: my $version=
1.90 albertel 85: $Apache::lonhomework::history{'resource.0.version'};
86: $version++;
1.93 albertel 87:
88: #clean out all current results
89: foreach my $key (keys(%Apache::lonhomework::history)) {
90: if ($key=~/^resource\.0\./) {
91: $Apache::lonhomework::results{$key}='';
92: }
93: }
94:
95: #setup new version and who did it
1.90 albertel 96: $Apache::lonhomework::results{'resource.0.version'}=$version;
1.89 albertel 97: $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
1.4 albertel 98: $user.'@'.$domain;
1.89 albertel 99: $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
1.22 albertel 100: $slot_name;
1.93 albertel 101:
1.4 albertel 102: return 1;
1.81 albertel 103: } elsif ($authenticated && $type eq 'problem') {
1.90 albertel 104: &Apache::lonxml::debug("authed $slot_name");
1.81 albertel 105: $Apache::lonhomework::results{"resource.0.checkedin"}=
106: $user.'@'.$domain;
107: $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
108: $slot_name;
1.4 albertel 109: }
110: }
111: }
112: return 0;
113: }
114:
1.25 albertel 115: sub get_version {
1.29 albertel 116: my ($version,$previous);
1.25 albertel 117: if ($env{'form.previousversion'} &&
1.36 albertel 118: $env{'form.previousversion'} ne 'current' &&
1.89 albertel 119: defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.0.status'})) {
1.29 albertel 120: $version=$env{'form.previousversion'};
121: $previous=1;
122: } else {
1.89 albertel 123: $version=$Apache::lonhomework::history{'resource.0.version'};
1.29 albertel 124: $previous=0;
125: }
126: if (wantarray) {
127: return ($version,$previous);
1.25 albertel 128: }
1.29 albertel 129: return $version;
1.25 albertel 130: }
131:
1.8 albertel 132: sub add_previous_version_button {
1.25 albertel 133: my ($status)=@_;
1.8 albertel 134: my $result;
1.89 albertel 135: if ($Apache::lonhomework::history{'resource.0.version'} eq '') {
1.25 albertel 136: return '';
137: }
1.89 albertel 138: if ($Apache::lonhomework::history{'resource.0.version'} < 2 &&
1.29 albertel 139: $status ne 'NEEDS_CHECKIN') {
1.25 albertel 140: return '';
141: }
1.29 albertel 142: my $version=&get_version();
143: if ($env{'form.previousversion'} ne '' &&
144: $env{'form.previousversion'} eq $version) {
145: $result.="<h3>".&mt("Showing previous version [_1]",$version).
146: "</h3>\n";
147: }
148: my @to_show;
1.89 albertel 149: foreach my $test_version (1..$Apache::lonhomework::history{'resource.0.version'}) {
150: if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.0.status'})) {
1.29 albertel 151: push(@to_show,$test_version);
152: }
153: }
154: my $list='<option>'.
155: join("</option>\n<option>",@to_show).
156: "</option>\n";
1.36 albertel 157: $list.='<option value="current">'.&mt('Current').'</option>';
1.29 albertel 158: $result.='<form name="getprevious" method="POST" action="';
159: my $uri=$env{'request.uri'};
160: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
161: $result.=$uri.'">'.
162: &mt(' Show a previously done version: [_1]','<select onchange="this.form.submit()" name="previousversion">
163: <option>'.&mt('Pick one').'</option>
164: '.$list.'
165: </select>')."</form>";
1.8 albertel 166: return $result;
167: }
168:
1.13 albertel 169: sub add_grading_button {
1.59 albertel 170: my (undef,$cid)=&Apache::lonxml::whichuser();
171: my $cnum=$env{'course.'.$cid.'.num'};
172: my $cdom=$env{'course.'.$cid.'.domain'};
173: my %sections;
174: my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);
175: my $size=5;
176: if (scalar(keys(%sections)) < 3) {
177: $size=scalar(keys(%sections))+2;
178: }
179: my $sec_select = '<select multiple name="chosensections" size="'.$size.'">'."\n";
180: $sec_select .= "<option value='all' selected='selected'>all</option>\n";
181: foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
182: $sec_select .= "<option name=\"$sec\">$sec</option>\n";
183: }
184: $sec_select .= "<option value='none'>none</option></select>\n";
185:
1.29 albertel 186: my $result=' <input type="submit" name="gradeasubmission" value="'.
1.13 albertel 187: &mt("Get a submission to grade").'" />';
188: $result.='<input type="hidden" name="grade_target" value="webgrade" />';
1.40 albertel 189: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.34 albertel 190: my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
1.106 albertel 191: $result.='<table><tr>';
192: $result.='<td rowspan="4">Specify a section: </td><td rowspan="4">'.$sec_select.'</td>';
193: $result.='<td>'.' <input type="submit" name="reviewagrading" value="'.
194: &mt("Select an entry from the grading queue:").'" /> ';
1.34 albertel 195:
1.107 albertel 196: $result.= &mt("[_1] entries, [_2] ready, [_3] being graded",$entries,$ready,$locks).' </td></tr>'."\n";
1.34 albertel 197:
198: ($entries,$ready,$locks)=&get_queue_counts('reviewqueue');
1.106 albertel 199: $result.='<tr><td>'.
200: ' <input type="submit" name="reviewasubmission" value="'.
201: &mt("Select an entry from the review queue:").'" /> ';
202: $result.=&mt("[_1] entries, [_2] ready, [_3] being graded",
203: $entries,$ready,$locks).'</td></tr>'."\n";
204: $result.='<tr><td> <input type="submit" name="regradeasubmission" value="'.
205: &mt("List of user's grade status").'" /> </td></tr></table>'."\n";
1.105 albertel 206: $result.='<p> <input type="submit" name="regradeaspecificsubmission" value="'.
1.106 albertel 207: &mt("Regrade specific user:").'" />'."\n";
1.105 albertel 208: $result.='<input type="text" size="12" name="gradinguser" />';
209: $result.=&Apache::loncommon::select_dom_form($env{'user.domain'},
210: 'gradingdomain');
211: $result.=' '.
212: &Apache::loncommon::selectstudent_link('gradesubmission',
213: 'gradinguser',
214: 'gradingdomain');
215: $result.=&Apache::loncommon::studentbrowser_javascript();
216: }
1.13 albertel 217: return $result;
218: }
219:
1.22 albertel 220: sub add_request_another_attempt_button {
1.38 albertel 221: my ($text)=@_;
222: if (!$text) { $text="Request another attempt"; }
1.25 albertel 223: my $result;
1.36 albertel 224: my $symb=&Apache::lonnet::symbread();
1.37 albertel 225: my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
1.38 albertel 226: my $action='get_reservation';
1.37 albertel 227: if ($slot_name) {
1.38 albertel 228: $text="Change reservation.";
229: $action='change_reservation';
1.37 albertel 230: my $description=&Apache::slotrequest::get_description($slot_name,
231: $slot);
232: $result.=(<<STUFF);
233: <p> Will be next available: $description </p>
234: STUFF
235: }
1.38 albertel 236:
237: if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
238: $symb=&Apache::lonnet::escape($symb);
239: $result.='<form method="POST" action="/adm/slotrequest">'.
240: '<input type="hidden" name="symb" value="'.$symb.'" />'.
241: '<input type="hidden" name="command" value="'.$action.'" />'.
242: '<input type="submit" name="requestattempt" value="'.
243: &mt($text).'" />'.
244: '</form>';
1.25 albertel 245: return $result;
1.22 albertel 246: }
247:
1.30 albertel 248: sub preserve_grade_info {
249: my $result;
250: # if we are viewing someone else preserve that info
251: if (defined $env{'form.grade_symb'}) {
252: foreach my $field ('symb','courseid','domain','username') {
253: $result .= '<input type="hidden" name="grade_'.$field.
254: '" value="'.$env{"form.grade_$field"}.'" />'."\n";
255: }
256: }
257: return $result;
258: }
259:
1.53 albertel 260: sub style {
261: return (<<STYLE);
262: <style type="text/css">
263: .fail, .pass, .neutral {
264: position: relative;
265: margin : 5px;
266: margin-bottom :10px;
267: padding : 4px;
268: padding-left : 75px;
269: border : thin solid;
270: font-weight : bolder;
271: font-size: smaller;
272: font-family: Arial;
273: background-color : rgb(255,240,225);
274: }
275:
276: .fail h4, .pass h4 {
277: position:absolute;
278: left: -4px;
279: top: -8px;
280: padding:2px;
281: margin:0;
282: background-color : rgb(255,240,225);
283: border : thin solid;
284: }
285:
286: .fail {
287: color: red;
288: }
289:
290: .pass {
291: color : green;
292: }
293:
294: .neutral {
295: color : blue;
296: }
297:
298: .question {
299: border : thin solid black;
300: padding : 4px;
301: margin-bottom : 1em;
302: }
303:
304: .grade {
305: font-size: x-large;
306: font-family: Arial;
307: position:absolute;
308: left: 5px;
309: top: -5px;
310: width: 70px;
311: }
312:
313: div#feedback h1 {
314: color : inherit;
315: }
316: </style>
317: STYLE
318:
319: }
320:
1.54 albertel 321: sub show_task {
322: my ($status,$previous)=@_;
323: if (!$previous && (
324: ( $status eq 'CLOSED' ) ||
325: ( $status eq 'BANNED') ||
326: ( $status eq 'UNAVAILABLE') ||
327: ( $status eq 'NOT_IN_A_SLOT') ||
328: ( $status eq 'NEEDS_CHECKIN') ||
329: ( $status eq 'WAITING_FOR_GRADE') ||
330: ( $status eq 'INVALID_ACCESS') )) {
331: return 0;
332: }
1.64 albertel 333: if ($env{'form.donescreen'}) { return 0; }
1.54 albertel 334: return 1;
335: }
336:
337: sub internal_location {
338: my ($id)=@_;
339: return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
340: }
341:
1.60 albertel 342: sub submission_time_stamp {
343: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
344: my $submissiontime;
1.89 albertel 345: my $version=$Apache::lonhomework::history{'resource.0.version'};
1.60 albertel 346: for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
347: if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
348: $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
349: }
350: }
351: my $result;
352: if ($submissiontime) {
1.89 albertel 353: my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.0.checkedin.slot'};
1.60 albertel 354: my %slot=&Apache::lonnet::get_slot($slot_name);
355: my $diff = $slot{'endtime'} - $submissiontime;
1.71 albertel 356: my ($color,$when)=('#FF6666','after');
357: if ($diff > 0) { ($color,$when)=('#336600','before'); }
1.60 albertel 358: my $info;
359: if ($diff%60) { $info=($diff%60).' seconds'; }
360: $diff=int($diff/60);
361: if ($diff%60) { $info=($diff%60).' minutes '.$info; }
362: $diff=int($diff/60);
363: if ($diff) { $info=$diff.' hours '.$info; }
364: $result='<p><font color="'.$color.'">'.
365: &mt('Student submitted [_1] [_2] the deadline.
366: (Submission was at [_3], end of period was [_4].)',
367: $info,$when,scalar(localtime($submissiontime)),
368: scalar(localtime($slot{'endtime'}))).
369: '</font></p>';
370: }
371: return $result;
372: }
373:
1.70 albertel 374: sub webgrade_standard_info {
375: my ($version)=&get_version();
376: my (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
377: my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
378: my $file_list="<ul>\n";
379: foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"})) {
380: my $file=$file_url.$partial_file;
381: $file=~s|/+|/|g;
382: &Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
1.73 albertel 383: $file_list.='<li><nobr><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
1.109 ! albertel 384: &Apache::loncommon::icon($file).'" border="0"> '.$file.
1.70 albertel 385: '</a></nobr></li>'."\n";
386: }
387: $file_list.="</ul>\n";
388:
389: my %lt=&Apache::lonlocal::texthash('done' => 'Done',
390: 'stop' => 'Stop',
391: );
392:
393: my $result=<<INFO;
394: <div class="handininfo">
395: <input type="submit" name="next" value="$lt{'done'}" />
396: <input type="submit" name="stop" value="$lt{'stop'}" />
397: $file_list
398: </div>
399: INFO
400: return $result;
401: }
402:
1.1 albertel 403: sub start_Task {
1.87 albertel 404: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 405:
1.4 albertel 406: my ($status,$accessmsg,$slot);
1.16 albertel 407: if ($target ne 'webgrade') {
1.70 albertel 408: &Apache::structuretags::init_problem_globals('Task');
1.16 albertel 409: &Apache::structuretags::initialize_storage();
410: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.74 albertel 411: if ($env{'request.state'} eq 'construct') {
412: &Apache::structuretags::setup_rndseed($safeeval);
413: }
1.16 albertel 414: }
415:
1.4 albertel 416: $Apache::lonhomework::parsing_a_task=1;
1.1 albertel 417: #should get back a <html> or the neccesary stuff to start XML/MathML
418: my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
419: &Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
1.16 albertel 420:
1.74 albertel 421: if ($target eq 'web' && $env{'request.state'} ne 'construct') {
1.13 albertel 422: if ($Apache::lonhomework::modifygrades) {
423: $body_tag_start.='<form name="gradesubmission" method="POST" action="';
424: my $uri=$env{'request.uri'};
425: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
426: $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
1.38 albertel 427: my $symb=&Apache::lonnet::symbread();
1.40 albertel 428: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.108 albertel 429: $body_tag_start.='<form method="POST" name="slotrequest" action="/adm/slotrequest">'.
1.40 albertel 430: '<input type="hidden" name="symb" value="'.$symb.'" />'.
431: '<input type="hidden" name="command" value="showslots" />'.
432: '<input type="submit" name="requestattempt" value="'.
433: &mt('Show Slot list').'" />'.
434: '</form>';
1.108 albertel 435: my $target_id =
436: &Apache::lonstathelpers::make_target_id({symb => $symb,
437: part => '0'});
438: $body_tag_start.='<form method="POST" name="gradingstatus" action="/adm/statistics">'.
439: '<input type="hidden" name="problemchoice" value="'.$target_id.'" />'.
440: '<input type="hidden" name="reportSelected" value="grading_analysis" />'.
441: '<input type="submit" name="grading" value="'.
442: &mt('Show Grading Status').'" />'.
443: '</form>';
1.40 albertel 444: }
1.13 albertel 445: }
1.8 albertel 446: }
1.74 albertel 447: if ($target eq 'web' && $env{'request.state'} eq 'construct') {
448: $form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
449: }
1.21 albertel 450: if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
1.1 albertel 451: $target eq 'tex') {
1.29 albertel 452: my ($version,$previous)=&get_version();
1.14 albertel 453: ($status,$accessmsg,my $slot_name,$slot) =
1.81 albertel 454: &Apache::lonhomework::check_slot_access('0','Task');
1.9 albertel 455: push(@Apache::inputtags::status,$status);
1.14 albertel 456: $Apache::inputtags::slot_name=$slot_name;
1.1 albertel 457: my $expression='$external::datestatus="'.$status.'";';
1.89 albertel 458: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
1.1 albertel 459: &Apache::run::run($expression,$safeeval);
460: &Apache::lonxml::debug("Got $status");
1.25 albertel 461: $body_tag_start.=&add_previous_version_button($status);
1.54 albertel 462: if (!&show_task($status,$previous)) {
1.87 albertel 463: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.1 albertel 464: if ( $target eq "web" ) {
1.4 albertel 465: $result.= $head_tag_start.'</head>'.$body_tag_start;
1.74 albertel 466: if ($env{'request.state'} eq 'construct') {
467: $result.=$form_tag_start;
468: }
1.4 albertel 469: my $msg;
1.1 albertel 470: if ($status eq 'UNAVAILABLE') {
471: $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
1.3 albertel 472: } elsif ($status eq 'NOT_IN_A_SLOT') {
473: $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
1.38 albertel 474: $msg.=&add_request_another_attempt_button("Sign up for time to work.");
1.4 albertel 475: } elsif ($status eq 'NEEDS_CHECKIN') {
476: $msg.='<h1>'.&mt('You need the Proctor to validate you.').
477: '</h1>'.&proctor_validation_screen($slot);
1.22 albertel 478: } elsif ($status eq 'WAITING_FOR_GRADE') {
479: $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
1.64 albertel 480: } elsif ($env{'form.donescreen'}) {
481: my $title=&Apache::lonnet::gettitle();
1.67 albertel 482: my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
483: my $files='<ul><li>'.join('</li><li>',@files).'</li></ul>';
1.64 albertel 484: $result.=<<DONESCREEN;
485: <h2>$title</h2>
486: <p> Files submitted: $files </p>
1.67 albertel 487: <p> You are now done with this Bridge Task </p>
1.64 albertel 488: <hr />
489: <p> <a href="/adm/logout">Logout</a> </p>
490: <p> <a href="/adm/roles">Change to a different course</a> </p>
491: DONESCREEN
1.1 albertel 492: } elsif ($status ne 'NOT_YET_VIEWED') {
493: $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
494: }
495: if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
496: $msg.='The problem '.$accessmsg;
497: }
498: $result.=$msg.'<br />';
499: } elsif ($target eq 'tex') {
500: $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm';
501: if ($status eq 'UNAVAILABLE') {
502: $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
503: } else {
504: $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
505: }
1.22 albertel 506: } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4 albertel 507: if ($status eq 'NEEDS_CHECKIN') {
1.83 albertel 508: if(&proctor_check_auth($slot_name,$slot,'Task')
509: && defined($Apache::inputtags::slot_name)) {
1.77 albertel 510: my $result=&add_to_queue('gradingqueue',
1.82 albertel 511: [$Apache::inputtags::slot_name]);
1.77 albertel 512: &Apache::lonxml::debug("add_to_queue said $result");
513: }
1.4 albertel 514: }
1.1 albertel 515: }
516: } elsif ($target eq 'web') {
517: my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
518: $result.="$head_tag_start<title>$name</title></head>
1.53 albertel 519: $body_tag_start \n".&style();
1.36 albertel 520:
1.57 albertel 521: $result.=&preserve_grade_info();
522: $result.=&internal_location();
1.36 albertel 523: $result.=$form_tag_start.
524: '<input type="hidden" name="submitted" value="yes" />';
1.54 albertel 525: &Apache::lonxml::startredirection();
1.1 albertel 526: }
1.21 albertel 527: } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
528: $target eq 'webgrade') {
1.32 albertel 529: my $webgrade='yes';
1.21 albertel 530: if ($target eq 'webgrade') {
1.32 albertel 531: $result.=$head_tag_start.$body_tag_start;
1.49 albertel 532: #$result.='<br />Review'.&show_queue('reviewqueue');
533: #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30 albertel 534: }
1.33 albertel 535: # FIXME Blast! still need to reorg this, need to reshow the
536: # queue being reviewed once done with the grade pass...
537: # Hrrm, vaildation pass should perhaps say 'not_locked'
538: # perhaps do a search if there is a key that is mine and if
539: # there isn't reshow the queue....
1.105 albertel 540: my ($todo,$status_code,$msg)=&get_key_todo($target);
1.33 albertel 541:
542: if ($todo) {
543: &setup_env_for_other_user($todo,$safeeval);
544: my ($symb,$uname,$udom)=&decode_queue_key($todo);
545: $result.="\n".'<table><tr><td>Found '.
546: &Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
547: $form_tag_start.=
548: '<input type="hidden" name="gradingkey" value="'.
549: &Apache::lonnet::escape($todo).'" />';
550: $Apache::bridgetask::queue_key=$todo;
551: &Apache::structuretags::initialize_storage();
552: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
553: if ($target eq 'webgrade') {
1.49 albertel 554: #$result.='<br />After -'.&show_queue($env{'form.queue'});
1.33 albertel 555: $result.="\n".'<table width="100%" style="width:100%" border="1">';
556: if ($status_code eq 'selected') {
557: $form_tag_start.=
558: '<input type="hidden" name="queuemode" value="selected" />';
559: }
560: }
1.15 albertel 561: } else {
1.33 albertel 562: if ($target eq 'webgrade') {
563: $result.="\n";
1.81 albertel 564: my $back='<p><a href="/adm/flip?postdata=return:">'.
565: &mt('Return to resource').'</a></p>';
1.33 albertel 566: if ($status_code eq 'stop') {
1.81 albertel 567: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 568: } elsif ($status_code eq 'lock_failed') {
1.105 albertel 569: $result.='<b>'.&mt("Failed to lock the requested record.")
1.81 albertel 570: .'</b>'.$back;
1.33 albertel 571: } elsif ($status_code eq 'unlock') {
1.81 albertel 572: $result.='<b>'.&mt("Unlocked the requested record.")
573: .'</b>'.$back;
1.33 albertel 574: $result.=&show_queue($env{'form.queue'},1);
575: } elsif ($status_code eq 'show_list') {
576: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 577: } elsif ($status_code eq 'select_user') {
578: $result.=&select_user();
1.95 albertel 579: } elsif ($status_code eq 'unable') {
580: $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
1.105 albertel 581: } elsif ($status_code eq 'not_allowed') {
582: $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
1.33 albertel 583: } else {
1.81 albertel 584: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 585: }
1.21 albertel 586: }
1.33 albertel 587: $webgrade='no';
1.87 albertel 588: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 589: }
590: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 591: if ($webgrade eq 'yes') {
592: $result.=&submission_time_stamp();
593: }
1.32 albertel 594: $result.=$form_tag_start;
595: $result.='<input type="hidden" name="webgrade" value="'.
596: $webgrade.'" />';
597: $result.='<input type="hidden" name="queue" value="'.
598: $env{'form.queue'}.'" />';
1.52 albertel 599: if ($env{'form.regrade'}) {
600: $result.='<input type="hidden" name="regrade" value="'.
601: $env{'form.regrade'}.'" />';
602: }
1.62 albertel 603: if ($env{'form.chosensections'}) {
604: my @chosen_sections=
605: &Apache::loncommon::get_env_multiple('form.chosensections');
606: foreach my $sec (@chosen_sections) {
607: $result.='<input type="hidden" name="chosensections"
608: value="'.$sec.'" />';
609: }
610: }
1.70 albertel 611: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 612: }
1.74 albertel 613: } elsif ($target eq 'edit') {
614: $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
615: &Apache::structuretags::problem_edit_header();
616: $Apache::lonxml::warnings_error_header=
617: &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 />";
618: my $temp=&Apache::edit::insertlist($target,$token);
619: $result.=$temp;
1.1 albertel 620: } else {
621: # page_start returned a starting result, delete it if we don't need it
622: $result = '';
623: }
624: return $result;
625: }
626:
1.32 albertel 627: sub get_key_todo {
628: my ($target)=@_;
629: my $todo;
1.33 albertel 630:
631: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 632: &Apache::lonxml::debug("review a submission....");
1.33 albertel 633: $env{'form.queue'}='reviewqueue';
634: return (undef,'show_list');
635: }
636:
637: if (defined($env{'form.reviewagrading'})) {
638: &Apache::lonxml::debug("review a grading....");
639: $env{'form.queue'}='gradingqueue';
640: return (undef,'show_list');
641: }
642:
1.49 albertel 643: if (defined($env{'form.regradeasubmission'})) {
644: &Apache::lonxml::debug("regrade a grading....");
645: $env{'form.queue'}='none';
646: return (undef,'select_user');
647: }
648:
1.105 albertel 649:
650: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
651:
652: #need to try both queues..
653: if (defined($env{'form.regradeaspecificsubmission'}) &&
654: defined($env{'form.gradinguser'}) &&
655: defined($env{'form.gradingdomain'}) ) {
656: my ($symb,$cid)=&Apache::lonxml::whichuser();
657: my $cnum = $env{'course.'.$cid.'.num'};
658: my $cdom = $env{'course.'.$cid.'.domain'};
659: my $uname = $env{'form.gradinguser'};
660: my $udom = $env{'form.gradingdomain'};
661:
662: my $gradingkey=&encode_queue_key($symb,$udom,$uname);
663:
664: my $queue;
665:
666: if (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
667: $env{'form.queue'} = $queue = 'gradingqueue';
668: } elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
669: $env{'form.queue'} = $queue = 'reviewqueue';
670: }
671:
672: if (!$queue) {
673: $env{'form.queue'} = $queue = 'none';
674: #not queued so doing either a re or pre grade
675: return ($gradingkey);
676: }
677:
678: my $who=&queue_key_locked($queue,$gradingkey);
679: if ($who eq $me) {
680: #already have the lock
681: $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
682: return ($gradingkey);
683: }
684:
685: if (!defined($who)) {
686: if (&lock_key($queue,$gradingkey)) {
687: return ($gradingkey);
688: } else {
689: return (undef,'lock_failed');
690: }
691: }
692:
693: #otherwise (defined($who) && $who ne $me) some else has it...
694: return (undef,'not_allowed',
695: &mt('Another user ([_1]) currently has the record for [_2] locked.',
696: $who,$env{'form.gradinguser'}.'@'.$env{'form.gradingdomain'}));
697: }
698:
699:
1.32 albertel 700: my $queue=$env{'form.queue'};
1.33 albertel 701:
1.32 albertel 702: if (!defined($queue)) {
703: $env{'form.queue'}=$queue='gradingqueue';
704: }
1.33 albertel 705:
1.32 albertel 706: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 707:
1.49 albertel 708: if ($env{'form.queue'} eq 'none') {
709: if (defined($env{'form.gradingkey'})) {
710: if ($target eq 'webgrade') {
711: if ($env{'form.stop'}) {
712: return (undef,'stop');
713: } elsif ($env{'form.next'}) {
1.59 albertel 714: return (undef,'select_user');
1.49 albertel 715: }
716: }
717: return ($gradingkey,'selected');
718: } else {
1.59 albertel 719: return (undef,'select_user');
1.49 albertel 720: }
721: }
1.32 albertel 722: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 723: && !defined($env{'form.gradingaction'})
724: && $env{'form.queuemode'} eq 'selected') {
725:
726: my $who=&queue_key_locked($queue,$gradingkey);
727: if ($who eq $me) {
728: &Apache::lonxml::debug("Found a key was given to me");
729: return ($gradingkey,'selected');
730: } else {
731: return (undef,'show_list');
732: }
733:
734: }
735:
736: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
737: if ($env{'form.gradingaction'} eq 'resume') {
738: delete($env{'form.gradingaction'});
739: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 740: return ($gradingkey);
1.33 albertel 741: } elsif ($env{'form.gradingaction'} eq 'unlock') {
742: &Apache::lonxml::debug("Unlocking a key ".
743: &check_queue_unlock($queue,$gradingkey,1));
744: return (undef,'unlock');
745: } elsif ($env{'form.gradingaction'} eq 'select') {
746: &Apache::lonxml::debug("Locking a key");
747: if (&lock_key($queue,$gradingkey)) {
748: &Apache::lonxml::debug("Success $queue");
749: return ($gradingkey);
750: }
751: &Apache::lonxml::debug("Failed $queue");
752: return (undef,'lock_failed');
1.32 albertel 753: }
754: }
1.33 albertel 755:
756: if ($env{'form.queuemode'} ne 'selected') {
757: # don't get something new from the queue if they hit the stop button
758: if (!($env{'form.stop'} && $target eq 'webgrade')
759: && !$env{'form.gradingaction'}) {
760: &Apache::lonxml::debug("Getting anew $queue");
761: return (&get_from_queue($queue));
762: } else {
763: return (undef,'stop');
764: }
1.32 albertel 765: }
1.33 albertel 766: return (undef,undef)
1.32 albertel 767: }
1.94 albertel 768:
769: sub minimize_storage {
770: foreach my $key (keys(%Apache::lonhomework::results)) {
771: if ($key =~ /regrader$/) { next; }
772: if ($Apache::lonhomework::results{$key} eq
773: $Apache::lonhomework::history{$key}) {
774: delete($Apache::lonhomework::results{$key});
775: }
776: }
777: }
778:
1.1 albertel 779: sub end_Task {
780: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
781: my $result='';
782: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 783: my ($version,$previous)=&get_version();
1.1 albertel 784: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 785: $target eq 'tex') {
1.69 albertel 786: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 787: if ($target eq 'web') {
1.54 albertel 788: if (&show_task($status,$previous)) {
789: $result.=&Apache::lonxml::endredirection();
790: }
1.64 albertel 791: if ($status eq 'CAN_ANSWER' && !$previous &&
792: !$env{'form.donescreen'}) {
1.15 albertel 793: $result.="\n".'<table border="1">'.
1.28 albertel 794: &Apache::inputtags::file_selector("$version.0",
795: "bridgetask","*",
1.46 albertel 796: 'portfolioonly',
797: '
798: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
799: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 800: "</table>";
1.77 albertel 801: }
1.78 albertel 802: if (!$previous && $status ne 'SHOW_ANSWER' &&
803: &show_task($status,$previous)) {
1.9 albertel 804: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 805: $result.='</form>';
806: $result.=<<DONEBUTTON;
807: <form method="POST">
808: <input type="hidden" name="donescreen" value="1" />
809: <input type="submit" value="Done" />
810: </form>
811: DONEBUTTON
1.77 albertel 812: }
1.56 albertel 813: if (&show_task($status,$previous) &&
1.89 albertel 814: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
815: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 816: my $title=&Apache::lonnet::gettitle();
1.80 albertel 817:
818: my $slot_name=
1.89 albertel 819: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 820: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 821: my $start_time=
822: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 823:
1.80 albertel 824: my $status = "\n<div class='$bt_status'>\n";
1.54 albertel 825:
826: if ($bt_status eq 'pass') {
827: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 828: $start_time.'</h2>';
1.54 albertel 829: }
830: if ($bt_status eq 'fail') {
831: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 832: $start_time.'</h2>';
1.54 albertel 833: if (!$previous) {
834: $status.=&add_request_another_attempt_button();
835: }
836: }
837: my $man_count=0;
838: my $opt_count=0;
839: my $opt_passed=0;
840: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
841: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
842: eq 'N') {
843: $opt_count++;
1.89 albertel 844: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 845: $opt_passed++;
846: }
847: } else {
848: $man_count++;
849: }
850: }
851: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
852: $parstack,$safeeval);
853: if ($opt_req !~ /\S/) { $opt_req='0'; }
1.99 albertel 854: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
1.54 albertel 855:
856: my $internal_location=&internal_location();
857: $result=~s/\Q$internal_location\E/$status/;
858: }
1.13 albertel 859: }
860: if ($target eq 'web' || $target eq 'webgrade') {
1.1 albertel 861: $result.=&Apache::lonxml::xmlend().'</html>';
862: }
863: }
1.29 albertel 864: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 865: my $award='SUBMITTED';
1.28 albertel 866: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 867: 'portfiles',\$award);
1.14 albertel 868: if ($award eq 'SUBMITTED' &&
1.28 albertel 869: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
870: $Apache::lonhomework::results{"resource.0.tries"}=
871: $Apache::lonhomework::results{"resource.$version.0.tries"}=
872: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
873:
874: $Apache::lonhomework::results{"resource.0.award"}=
875: $Apache::lonhomework::results{"resource.$version.0.award"}=
876: $award;
1.51 albertel 877: $Apache::lonhomework::results{"resource.0.submission"}=
878: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 879: } else {
880: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 881: $award = '';
1.10 albertel 882: }
1.4 albertel 883: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
884: &Apache::structuretags::finalize_storage();
1.83 albertel 885: if ($award eq 'SUBMITTED'
886: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 887: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 888: }
1.79 albertel 889: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
890: &Apache::structuretags::finalize_storage();
1.1 albertel 891: }
1.32 albertel 892: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 893: my $optional_required=
894: &Apache::lonxml::get_param('OptionalRequired',$parstack,
895: $safeeval);
896: my $optional_passed=0;
897: my $mandatory_failed=0;
898: my $ungraded=0;
899: my $review=0;
1.21 albertel 900: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 901: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
902: my $status=
1.89 albertel 903: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 904: my $mandatory=
905: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
906: if ($status eq 'pass') {
907: if (!$mandatory) { $optional_passed++; }
908: } elsif ($status eq 'fail') {
909: if ($mandatory) { $mandatory_failed++; }
910: } elsif ($status eq 'ungraded') {
911: $ungraded++;
912: } elsif ($status eq 'review') {
913: $review++;
1.49 albertel 914: } else {
915: $ungraded++;
916: }
1.20 albertel 917: }
918: if ($optional_passed < $optional_required) {
919: $mandatory_failed++;
920: }
1.21 albertel 921: &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 922: $Apache::lonhomework::results{'resource.0.regrader'}=
1.20 albertel 923: $env{'user.name'}.'@'.$env{'user.domain'};
924: if ($review) {
1.89 albertel 925: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 926: if ($env{'form.queue'} eq 'reviewqueue') {
927: &check_queue_unlock($env{'form.queue'});
928: &Apache::lonxml::debug(" still needs review not changing status.");
929: } else {
1.49 albertel 930: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 931: }
1.20 albertel 932: } elsif ($ungraded) {
1.89 albertel 933: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 934: if ($env{'form.queue'} eq 'reviewqueue' ||
935: $env{'form.queue'} eq 'none' ) {
1.33 albertel 936: &Apache::lonxml::debug("moving back.");
1.49 albertel 937: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 938: } else {
939: &check_queue_unlock($env{'form.queue'});
940: }
1.20 albertel 941: } elsif ($mandatory_failed) {
1.89 albertel 942: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 943: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
944: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
945: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 946: &remove_from_queue($env{'form.queue'});
947:
948: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 949:
950: if ($env{'form.regrade'} ne 'yes') {
951: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
952: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
953: &Apache::grades::version_portfiles(
954: \%Apache::lonhomework::results,
955: ["$version.0.bridgetask"],$courseid,
956: $symb,$udom,$uname,
957: ["$version.0.bridgetask"]);
958: }
1.20 albertel 959: } else {
1.89 albertel 960: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 961: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
962: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
963: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 964: &remove_from_queue($env{'form.queue'});
1.39 albertel 965:
966: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 967: if ($env{'form.regrade'} ne 'yes') {
968: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
969: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
970: &Apache::grades::version_portfiles(
971: \%Apache::lonhomework::results,
972: ["$version.0.bridgetask"],$courseid,
973: $symb,$udom,$uname,
974: ["$version.0.bridgetask"]);
975: }
1.20 albertel 976: }
1.89 albertel 977: $Apache::lonhomework::results{"resource.0.status"}=
978: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 979: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 980: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 981: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 982: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 983: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 984: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 985: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 986: }
1.94 albertel 987: &minimize_storage();
1.21 albertel 988: &Apache::structuretags::finalize_storage();
1.20 albertel 989: }
1.15 albertel 990: } elsif ($target eq 'webgrade') {
1.18 albertel 991: $result.="</table>\n<hr />";
1.20 albertel 992: #$result.='<input type="submit" name="next" value="'.
993: # &mt('Save & Next').'" /> ';
994: #$result.='<input type="submit" name="end" value="'.
995: # &mt('Save & Stop Grading').'" /> ';
996: #$result.='<input type="submit" name="throwaway" value="'.
997: # &mt('Throw Away & Stop Grading').'" /> ';
998: #$result.='<input type="submit" name="save" value="'.
999: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.15 albertel 1000: $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';
1.1 albertel 1001: } elsif ($target eq 'meta') {
1.70 albertel 1002: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 1003: $result.=&Apache::response::meta_stores_write('solved','string',
1004: 'Problem Status');
1005: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
1006: 'Number of Attempts');
1007: $result.=&Apache::response::meta_stores_write('awarded','float',
1008: 'Partial Credit Factor');
1009: $result.=&Apache::response::meta_stores_write('status','string',
1010: 'Bridge Task Status');
1.1 albertel 1011: }
1.4 albertel 1012: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 1013: return $result;
1014: }
1015:
1.31 albertel 1016: sub move_between_queues {
1017: my ($src_queue,$dest_queue)=@_;
1.49 albertel 1018: my $cur_data;
1019: if ($src_queue ne 'none') {
1020: $cur_data=&get_queue_data($src_queue);
1021: if (!$cur_data) { return 'not_exist'; }
1022: } else {
1023: $cur_data = ['none'];
1024: }
1.82 albertel 1025: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 1026: if ($result ne 'ok') {
1027: return $result;
1028: }
1029: &check_queue_unlock($src_queue);
1030: return &remove_from_queue($src_queue);
1.21 albertel 1031: }
1032:
1033: sub check_queue_unlock {
1.32 albertel 1034: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 1035: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 1036: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 1037: if (!defined($key)) {
1038: $key="$symb\0queue\0$uname\@$udom";
1039: }
1.30 albertel 1040: my $cnum=$env{'course.'.$cid.'.num'};
1041: my $cdom=$env{'course.'.$cid.'.domain'};
1042: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1043: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
1044: if ($who eq $me) {
1.32 albertel 1045: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1046: } elsif ($allow_not_me) {
1.33 albertel 1047: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 1048: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 1049: }
1.32 albertel 1050: return 'not_owner';
1.21 albertel 1051: }
1052:
1.88 albertel 1053: sub in_queue {
1054: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1055: if ($queue eq 'none') { return 0; }
1056: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1057: || !defined($udom) || !defined($uname)) {
1058: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1059: $cnum=$env{'course.'.$cid.'.num'};
1060: $cdom=$env{'course.'.$cid.'.domain'};
1061: }
1062:
1063: my $key=&encode_queue_key($symb,$udom,$uname);
1064: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
1065:
1066: if (defined($results{$key})) {
1067: return 1;
1068: }
1069: return 0;
1070: }
1071:
1.21 albertel 1072: sub remove_from_queue {
1.86 albertel 1073: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 1074: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 1075: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1076: || !defined($udom) || !defined($uname)) {
1077: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1078: $cnum=$env{'course.'.$cid.'.num'};
1079: $cdom=$env{'course.'.$cid.'.domain'};
1080: }
1.88 albertel 1081: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
1082: return 'ok';
1083: }
1.86 albertel 1084: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 1085: my @keys=($key,"$key\0locked");
1.31 albertel 1086: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 1087: }
1088:
1.16 albertel 1089: sub setup_env_for_other_user {
1090: my ($queue_key,$safeeval)=@_;
1091: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 1092: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 1093: $env{'form.grade_symb'}=$symb;
1094: $env{'form.grade_domain'}=$udom;
1095: $env{'form.grade_username'}=$uname;
1096: $env{'form.grade_courseid'}=$env{'request.course.id'};
1097: &Apache::lonxml::initialize_rndseed($safeeval);
1098: }
1099:
1.31 albertel 1100: sub get_queue_data {
1101: my ($queue)=@_;
1102: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1103: my $cnum=$env{'course.'.$cid.'.num'};
1104: my $cdom=$env{'course.'.$cid.'.domain'};
1105: my $todo="$symb\0queue\0$uname\@$udom";
1106: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1107: if ($key eq $todo && ref($value)) {
1108: return $value;
1109: }
1110: return undef;
1111: }
1112:
1.84 albertel 1113:
1.49 albertel 1114: sub check_queue_for_key {
1.84 albertel 1115: my ($cdom,$cnum,$queue,$todo)=@_;
1116:
1.49 albertel 1117: my %results=
1118: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1119:
1120: if (exists($results{$todo}) && ref($results{$todo})) {
1121: if (defined($results{"$todo\0locked"})) {
1122: return 'locked';
1123: }
1.86 albertel 1124: my $slot;
1125: if (ref($results{$todo}) eq 'ARRAY') {
1126: $slot = $results{$todo}[0];
1127: } elsif (ref($results{$todo}) eq 'HASH') {
1128: $slot = $results{$todo}{'slot'};
1129: }
1130: if (defined($slot)) {
1131: my %slot_data=&Apache::lonnet::get_slot($slot);
1132: if ($slot_data{'endtime'} > time) {
1133: return 'in_progress';
1134: }
1.58 albertel 1135: }
1.49 albertel 1136: return 'enqueued';
1137: }
1138: return undef;
1139: }
1140:
1.14 albertel 1141: sub add_to_queue {
1.82 albertel 1142: my ($queue,$user_data)=@_;
1.49 albertel 1143: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1144: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1145: if (!$cid || $env{'request.state'} eq 'construct') {
1146: return 'no_queue';
1147: }
1.14 albertel 1148: my $cnum=$env{'course.'.$cid.'.num'};
1149: my $cdom=$env{'course.'.$cid.'.domain'};
1150: my %data;
1.82 albertel 1151: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1152: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1153: }
1154:
1155: sub show_queue {
1.32 albertel 1156: my ($queue,$with_selects)=@_;
1.14 albertel 1157: my $result;
1158: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1159: my $cnum=$env{'course.'.$cid.'.num'};
1160: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1161:
1162: my @chosen_sections=
1163: &Apache::loncommon::get_env_multiple('form.chosensections');
1164: &Apache::grades::init_perm();
1165: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1166: &Apache::grades::reset_perm();
1.63 albertel 1167: if (!(grep(/^all$/,@chosen_sections))) {
1168: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1169: '</tt>.</p> '."\n";
1170: }
1.59 albertel 1171:
1.16 albertel 1172: my $regexp="^$symb\0";
1.30 albertel 1173: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1174: my ($tmp)=%queue;
1175: if ($tmp=~/^error: 2 /) {
1.33 albertel 1176: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1177: }
1.103 albertel 1178: my $title=&Apache::lonnet::gettitle($symb);
1179: $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
1180: if ($with_selects) { $result.="<th>Status</th><th></th>"; }
1181: $result.="<th>user</th><th>data</th></tr>";
1.14 albertel 1182: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1183: my ($symb,$uname,$udom) = &decode_queue_key($key);
1184: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1185: if ($key=~/locked$/ && !$with_selects) {
1.103 albertel 1186: $result.="<tr><td>$uname</td>";
1187: $result.='<td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1188: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.103 albertel 1189: $result.="<tr><td></td>";
1190: $result.='<td>'.
1.16 albertel 1191: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1192: } elsif ($key!~/(timestamp|locked)$/) {
1193: $result.="<tr>";
1.35 albertel 1194: my $slot=$queue{$key}->[0];
1195: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1196: if ($with_selects) {
1197: my $ekey=&Apache::lonnet::escape($key);
1.103 albertel 1198: my ($action,$description,$status)=('select',&mt('Select'));
1.32 albertel 1199: if (exists($queue{"$key\0locked"})) {
1200: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1.103 albertel 1201: $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
1.32 albertel 1202: if ($me eq $queue{"$key\0locked"}) {
1203: ($action,$description)=('resume',&mt('Resume'));
1204: } else {
1205: ($action,$description)=('unlock',&mt('Unlock'));
1206: }
1207: }
1.62 albertel 1208: my $seclist;
1209: foreach my $sec (@chosen_sections) {
1210: $seclist.='<input type="hidden" name="chosensections"
1211: value="'.$sec.'" />';
1212: }
1.35 albertel 1213: if (time > $slot_data{'endtime'}) {
1214: $result.=(<<FORM);
1.103 albertel 1215: <td>$status</td>
1.32 albertel 1216: <td>
1.103 albertel 1217: <form style="display: inline" method="POST">
1.32 albertel 1218: <input type="hidden" name="gradingkey" value="$ekey" />
1219: <input type="hidden" name="queue" value="$queue" />
1220: <input type="hidden" name="gradingaction" value="$action" />
1221: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1222: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1223: <input type="submit" name="submit" value="$description" />
1.62 albertel 1224: $seclist
1.32 albertel 1225: </form>
1226: </td>
1227: FORM
1.35 albertel 1228:
1229: } else {
1230: $result.='<td>'.&mt("In Progress").'</td>'
1231: }
1.32 albertel 1232: }
1.104 albertel 1233: $result.= "<td>".$fullname->{$uname.':'.$udom}.
1234: " <tt>($uname\@$udom)</tt> </td>";
1.103 albertel 1235: $result.='<td>Slot: '.$slot.' End time: '.
1.20 albertel 1236: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1237: "</td></tr>";
1.16 albertel 1238: }
1.14 albertel 1239: }
1.15 albertel 1240: $result.="</table><hr />\n";
1.14 albertel 1241: return $result;
1242: }
1243:
1.34 albertel 1244: sub get_queue_counts {
1245: my ($queue)=@_;
1246: my $result;
1247: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1248: my $cnum=$env{'course.'.$cid.'.num'};
1249: my $cdom=$env{'course.'.$cid.'.domain'};
1250: my $regexp="^$symb\0";
1251: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1252: my ($tmp)=%queue;
1253: if ($tmp=~/^error: 2 /) {
1254: return (0,0,0);
1255: }
1256: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1.96 albertel 1257: my %slot_cache;
1.34 albertel 1258: foreach my $key (sort(keys(%queue))) {
1259: if ($key=~/locked$/) {
1260: $locks++;
1261: } elsif ($key=~/timestamp$/) {
1262: #ignore
1263: } elsif ($key!~/(timestamp|locked)$/) {
1264: my ($symb,$uname,$udom) = &decode_queue_key($key);
1265: $entries++;
1266: my $slot=$queue{$key}->[0];
1.96 albertel 1267: if (!exists($slot_cache{$slot})) {
1268: my %slot_data=&Apache::lonnet::get_slot($slot);
1269: $slot_cache{$slot} = \%slot_data;
1270: }
1271: if (time > $slot_cache{$slot}{'endtime'}) {
1.34 albertel 1272: $ready_to_grade++;
1273: }
1274: }
1275: }
1276: return ($entries,$ready_to_grade,$locks);
1277: }
1278:
1.49 albertel 1279: sub encode_queue_key {
1280: my ($symb,$udom,$uname)=@_;
1281: return "$symb\0queue\0$uname\@$udom";
1282: }
1283:
1.14 albertel 1284: sub decode_queue_key {
1285: my ($key)=@_;
1286: my ($symb,undef,$user) = split("\0",$key);
1287: my ($uname,$udom) = split('@',$user);
1288: return ($symb,$uname,$udom);
1289: }
1290:
1291: sub queue_key_locked {
1.30 albertel 1292: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1293: if (!defined($cdom) || !defined($cnum)) {
1294: my (undef,$cid)=&Apache::lonxml::whichuser();
1295: $cnum=$env{'course.'.$cid.'.num'};
1296: $cdom=$env{'course.'.$cid.'.domain'};
1297: }
1.14 albertel 1298: my ($key_locked,$value)=
1.30 albertel 1299: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1300: if ($key_locked eq "$key\0locked") {
1301: return $value;
1302: }
1303: return undef;
1304: }
1305:
1306: sub pick_from_queue_data {
1.30 albertel 1307: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1.98 albertel 1308: my @possible; # will hold queue entries that are valid to be selected
1.30 albertel 1309: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1310: if ($key =~ /\0locked$/) { next; }
1311: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1312: my ($symb,$uname,$udom)=&decode_queue_key($key);
1313: if ($check_section) {
1314: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1315: if ($section eq $check_section) {
1.33 albertel 1316: &Apache::lonxml::debug("my sec");
1.15 albertel 1317: next;
1318: }
1.14 albertel 1319: }
1.30 albertel 1320: my $slot=$queuedata->{$key}[0];
1.14 albertel 1321: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1322: if ($slot_data{'endtime'} > time) {
1.33 albertel 1323: &Apache::lonxml::debug("not time");
1.15 albertel 1324: next;
1325: }
1.98 albertel 1326: if (exists($queuedata->{"$key\0locked"})) {
1.33 albertel 1327: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1328: next;
1329: }
1.98 albertel 1330: push(@possible,[$key,$slot_data{'endtime'}]);
1331: }
1332: if (@possible) {
1333: # sort entries in order by slot end time
1334: @possible = sort { $a->[1] <=> $b->[1] } @possible;
1335: # pick one of the first ten entries
1336: my $max=($#possible < 10) ? $#possible : 10;
1337: return $possible[int(rand($max))][0];
1.14 albertel 1338: }
1339: return undef;
1340: }
1341:
1.15 albertel 1342: sub find_mid_grade {
1.30 albertel 1343: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1344: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1345: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1346: if ($todo) {
1.30 albertel 1347: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1348: if ($who eq $me) { return $todo; }
1349: }
1350: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1351: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1352: foreach my $key (keys(%locks)) {
1353: my $who=$locks{$key};
1354: if ($who eq $me) {
1355: $todo=$key;
1356: $todo=~s/\0locked$//;
1357: return $todo;
1358: }
1359: }
1360: return undef;
1361: }
1362:
1.32 albertel 1363: sub lock_key {
1364: my ($queue,$todo)=@_;
1365: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1366: my (undef,$cid)=&Apache::lonxml::whichuser();
1367: my $cnum=$env{'course.'.$cid.'.num'};
1368: my $cdom=$env{'course.'.$cid.'.domain'};
1369: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1370: $cdom,$cnum);
1.33 albertel 1371: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1372: if ($success eq 'ok') {
1373: return 1;
1374: }
1375: return 0;
1376: }
1377:
1.86 albertel 1378: sub get_queue_symb_status {
1.85 albertel 1379: my ($queue,$symb,$cdom,$cnum) = @_;
1380: if (!defined($cdom) || !defined($cnum)) {
1381: my (undef,$cid)=&Apache::lonxml::whichuser();
1382: $cnum=$env{'course.'.$cid.'.num'};
1383: $cdom=$env{'course.'.$cid.'.domain'};
1384: }
1385: my $regexp="^$symb\0";
1386: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1387: my ($tmp)=%queue;
1388: if ($tmp=~/^error: 2 /) { return; }
1389: my @users;
1390: foreach my $key (sort(keys(%queue))) {
1391: next if ($key=~/locked$/);
1392: next if ($key=~/timestamp$/);
1393: my ($symb,$uname,$udom) = &decode_queue_key($key);
1394: push(@users,"$uname:$udom");
1395: }
1396: return @users;
1397: }
1398:
1.14 albertel 1399: sub get_from_queue {
1.30 albertel 1400: my ($queue)=@_;
1.14 albertel 1401: my $result;
1402: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1403: my $cnum=$env{'course.'.$cid.'.num'};
1404: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1405: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1406: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1407: if ($todo) { return $todo; }
1.95 albertel 1408: my $attempts=0;
1.14 albertel 1409: while (1) {
1.95 albertel 1410: if ($attempts > 2) {
1411: # tried twice to get a queue entry, giving up
1412: return (undef,'unable');
1413: }
1.14 albertel 1414: my $starttime=time;
1.83 albertel 1415: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1416: $cdom,$cnum);
1.33 albertel 1417: &Apache::lonxml::debug("$starttime");
1.14 albertel 1418: my $regexp="^$symb\0queue\0";
1.97 albertel 1419: my $range= ($attempts < 1 ) ? '0-100' : '0-400';
1420:
1.98 albertel 1421: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1422: #make a pass looking for a user _not_ in my section
1.14 albertel 1423: if ($env{'request.course.sec'}) {
1.33 albertel 1424: &Apache::lonxml::debug("sce");
1.30 albertel 1425: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1426: \%queue,$cdom,$cnum);
1.33 albertel 1427: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1428: }
1.33 albertel 1429: # no one _not_ in our section so look for any user that is
1430: # ready for grading
1.14 albertel 1431: if (!$todo) {
1.33 albertel 1432: &Apache::lonxml::debug("no sce");
1.98 albertel 1433: $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33 albertel 1434: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1435: }
1436: # no user to grade
1437: if (!$todo) { last; }
1.33 albertel 1438: &Apache::lonxml::debug("got $todo");
1.14 albertel 1439: # otherwise found someone so lets try to lock them
1.32 albertel 1440: # unless someone else already picked them
1.95 albertel 1441: if (!&lock_key($queue,$todo)) {
1442: $attempts++;
1443: next;
1444: }
1.14 albertel 1445: my (undef,$endtime)=
1.30 albertel 1446: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1447: $cdom,$cnum);
1.33 albertel 1448: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1449: # someone else already modified the queue,
1450: # perhaps our picked user wass already fully graded between
1451: # when we picked him and when we locked his record? so lets
1452: # double check.
1453: if ($endtime != $starttime) {
1454: my ($key,$value)=
1.30 albertel 1455: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1456: $cdom,$cnum);
1.33 albertel 1457: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1458: if ($key eq $todo && ref($value)) {
1459: } else {
1.30 albertel 1460: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1461: $cdom,$cnum);
1.33 albertel 1462: &Apache::lonxml::debug("del");
1.95 albertel 1463: $attempts++;
1.14 albertel 1464: next;
1465: }
1466: }
1.33 albertel 1467: &Apache::lonxml::debug("last $todo");
1.14 albertel 1468: last;
1469: }
1470: return $todo;
1471: }
1472:
1.49 albertel 1473: sub select_user {
1474: my ($symb,$cid)=&Apache::lonxml::whichuser();
1475:
1.59 albertel 1476: my @chosen_sections=
1477: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1478: &Apache::grades::init_perm();
1.59 albertel 1479: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1480: &Apache::grades::reset_perm();
1.63 albertel 1481:
1482: my $result;
1483: if (!(grep(/^all$/,@chosen_sections))) {
1484: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1485: '</tt>.</p> '."\n";
1486: }
1487: $result.='<table border="1">';
1.49 albertel 1488:
1489: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1490: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1491:
1.84 albertel 1492: my $cnum=$env{'course.'.$cid.'.num'};
1493: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1494: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1495: 'Task');
1.49 albertel 1496: my $queue = 'none';
1.58 albertel 1497: my $cannot_grade;
1498: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1499: $queue = 'reviewqueue';
1.58 albertel 1500: if ($status{'reviewqueue'} eq 'in_progress') {
1501: $cannot_grade=1;
1502: }
1503: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1504: $queue = 'gradingqueue';
1.58 albertel 1505: if ($status{'gradingqueue'} eq 'in_progress') {
1506: $cannot_grade=1;
1507: }
1.49 albertel 1508: }
1509: my $todo =
1510: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1511: if ($cannot_grade) {
1512: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1513: '</td><td>';
1514: } else {
1.62 albertel 1515: my $seclist;
1516: foreach my $sec (@chosen_sections) {
1517: $seclist.='<input type="hidden" name="chosensections"
1518: value="'.$sec.'" />';
1519: }
1.102 albertel 1520: my $studentdis = $student;
1521: $studentdis =~ tr/:/@/;
1.58 albertel 1522: $result.=<<RESULT;
1.49 albertel 1523: <tr>
1524: <td>
1.102 albertel 1525: <form style="display: inline" method="POST">
1.49 albertel 1526: <input type="hidden" name="gradingkey" value="$todo" />
1527: <input type="hidden" name="queue" value="$queue" />
1528: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1529: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1530: <input type="submit" name="submit" value="Regrade" />
1531: $seclist
1.49 albertel 1532: </form>
1.102 albertel 1533: <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49 albertel 1534: <td>
1535: RESULT
1.58 albertel 1536: }
1.49 albertel 1537: if ($status{'status'} eq 'pass') {
1538: $result .= '<font color="green">'.&mt('Passed').'</font>';
1539: } elsif ($status{'status'} eq 'fail') {
1540: $result .= '<font color="red">'.&mt('Failed').'</font>';
1541: } elsif ($status{'status'} eq 'review') {
1542: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1543: } elsif ($status{'status'} eq 'ungraded') {
1544: $result .= &mt('Ungraded');
1545: } elsif ($status{'status'} ne '') {
1546: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1547: } else {
1548: $result.=" ";
1549: }
1550: if ($status{'version'}) {
1551: $result .= ' '.&mt('Version').' '.$status{'version'};
1552: }
1.101 albertel 1553: if ($status{'grader'}) {
1554: $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
1555: }
1.49 albertel 1556: $result.= '</td><td>';
1557: if ($status{'reviewqueue'} eq 'enqueued') {
1558: $result .= &mt('Awaiting Review');
1559: } elsif ($status{'reviewqueue'} eq 'locked') {
1560: $result .= &mt('Under Review');
1.58 albertel 1561: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1562: $result .= &mt('Still being worked on.');
1.49 albertel 1563: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1564: $result .= &mt('Awaiting Grading');
1565: } elsif ($status{'gradingqueue'} eq 'locked') {
1566: $result .= &mt('Being Graded');
1.58 albertel 1567: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1568: $result .= &mt('Still being worked on.');
1.49 albertel 1569: } else {
1570: $result.=" ";
1571: }
1572: $result.= '</td></tr>';
1573: }
1574: $result.='</table>';
1575: return $result;
1576: }
1577:
1578: sub get_student_status {
1.86 albertel 1579: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1580:
1581: my %status;
1582:
1583: if ($type eq 'Task') {
1584: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1585: $udom,$uname);
1.89 albertel 1586: $status{'status'}=$record{'resource.0.status'};
1587: $status{'version'}=$record{'resource.0.version'};
1588: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1589: }
1590: $status{'reviewqueue'}=
1591: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1592: &encode_queue_key($symb,$udom,$uname));
1593: $status{'gradingqueue'}=
1594: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1595: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1596: return %status;
1597: }
1598:
1.1 albertel 1599: sub start_ClosingParagraph {
1600: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1601: my $result;
1602: if ($target eq 'web') {
1.13 albertel 1603: } elsif ($target eq 'webgrade') {
1604: &Apache::lonxml::startredirection();
1.1 albertel 1605: }
1606: return $result;
1607: }
1608:
1609: sub end_ClosingParagraph {
1610: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1611: my $result;
1612: if ($target eq 'web') {
1.13 albertel 1613: } elsif ($target eq 'webgrade') {
1614: &Apache::lonxml::endredirection();
1.1 albertel 1615: }
1616: return $result;
1617: }
1618:
1.19 albertel 1619: sub get_id {
1620: my ($parstack,$safeeval)=@_;
1621: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1622: if (!$id) { $id=$Apache::lonxml::curdepth; }
1623: return $id;
1624: }
1625:
1.1 albertel 1626: my %dimension;
1627: sub start_Dimension {
1628: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1629: undef(%dimension);
1.19 albertel 1630: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1631: $Apache::bridgetask::dimension=$dim_id;
1632: push(@Apache::bridgetask::dimensionlist,$dim_id);
1633: undef(@Apache::bridgetask::instance);
1.20 albertel 1634: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1635: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1636: &Apache::lonxml::startredirection();
1637: return &internal_location($dim_id);
1.1 albertel 1638: }
1639:
1.13 albertel 1640: sub get_instance {
1.75 albertel 1641: my ($dim)=@_;
1642: my $rand_alg=&Apache::lonnet::get_rand_alg();
1643: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1644: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1645: $rand_alg eq '64bit4' ) {
1646: &Apache::response::pushrandomnumber();
1647: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1648: my $num=@order;
1649: my $version=&get_version();
1650: my $which=($version-1)%$num;
1651: return $order[$which];
1652: } else {
1653: my ($version,$previous) = &get_version();
1654: my $instance =
1655: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1656: if (defined($instance)) { return $instance; }
1657:
1658: &Apache::response::pushrandomnumber();
1659: my @instances = @{$dimension{'instances'}};
1660: # remove disabled instances
1661: for (my $i=0; $i < $#instances; $i++) {
1662: if ($dimension{$instances[$i].'.disabled'}) {
1663: splice(@instances,$i,1);
1664: $i--;
1665: }
1666: }
1667: @instances = &Math::Random::random_permutation(@instances);
1668: $instance = $instances[($version-1)%scalar(@instances)];
1669: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1670: $instance;
1.79 albertel 1671: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1672: &Apache::response::poprandomnumber();
1673: return $instance;
1674: }
1.13 albertel 1675: }
1676:
1.18 albertel 1677: {
1678: my $last_link;
1679: sub end_Dimension {
1680: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1681: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1682: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1683: my $instance=&get_instance($dim);
1.25 albertel 1684: my $version=&get_version();
1.18 albertel 1685: if ($target eq 'web') {
1.47 albertel 1686: @Apache::scripttag::parser_env = @_;
1687: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1688: my @instances = $instance;
1689: if (&Apache::response::showallfoils()) {
1690: @instances = @{$dimension{'instances'}};
1691: }
1692: foreach my $instance (@instances) {
1693: @Apache::scripttag::parser_env = @_;
1694: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1695: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1696: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1697:
1.89 albertel 1698: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1699: my $mandatory='Mandatory';
1700: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1701: $mandatory='Optional';
1702: }
1703: my $dim_info="<div class='$dim_status'>\n";
1704: if ($dim_status eq 'pass') {
1705: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1706: }
1.76 albertel 1707: if ($dim_status eq 'fail') {
1708: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1709: }
1.76 albertel 1710: my $man_count=0;
1711: my $man_passed=0;
1712: my $opt_count=0;
1713: my $opt_passed=0;
1714: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1715: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1716: eq 'N') {
1717: $opt_count++;
1.89 albertel 1718: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1719: $opt_passed++;
1720: }
1721: } else {
1722: $man_count++;
1.89 albertel 1723: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1724: $man_passed++;
1725: }
1726: }
1.22 albertel 1727: }
1.76 albertel 1728: if ($man_passed eq $man_count) { $man_passed='all'; }
1729: my $opt_req=$dimension{$instance.'.optionalrequired'};
1730: if ($opt_req !~ /\S/) { $opt_req='0'; }
1731: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1732:
1733: my $internal_location=&internal_location($dim);
1734: $result=~s/\Q$internal_location\E/$dim_info/;
1735:
1736: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1737: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1738: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1739: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1740: if ($mandatory) {
1741: $mandatory='Mandatory';
1742: } else {
1743: $mandatory='Optional';
1744: }
1745: if ($status eq 'fail') {
1746: } elsif ($status eq 'pass') {
1747: } else {
1748: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1749: }
1750: my $status_display=$status;
1751: $status_display=~s/^([a-z])/uc($1)/e;
1752: @Apache::scripttag::parser_env = @_;
1753: $result.='<div class="'.$status.'"><h4>'.$mandatory.
1754: ' Criteria</h4><p>';
1755: @Apache::scripttag::parser_env = @_;
1756: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1757: $result.='</p><p class="grade">'.$status_display.'</p>';
1.89 albertel 1758: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.100 albertel 1759: $result.='<p class="comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76 albertel 1760: }
1761: $result.='</div>';
1.22 albertel 1762: }
1763: }
1764: }
1.18 albertel 1765: } elsif ($target eq 'webgrade') {
1.47 albertel 1766: # in case of any side effects that we need
1767: @Apache::scripttag::parser_env = @_;
1768: &Apache::scripttag::xmlparse($dimension{'intro'});
1769: @Apache::scripttag::parser_env = @_;
1770: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1771: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1772: my $link='criteria_'.$instance.'_'.$id;
1.89 albertel 1773: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.19 albertel 1774: $result.='<tr><td width="100%" valign="top">'.
1.18 albertel 1775: '<a name="'.$link.'" />'.
1776: '<a name="next_'.$last_link.'" />'.
1.47 albertel 1777: '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';
1778: @Apache::scripttag::parser_env = @_;
1779: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1780: $result.='</textarea>'.
1.18 albertel 1781: #$dimension{$instance.'.criteria.'.$id}.
1782: '</td>'.
1.19 albertel 1783: '<td><nobr>Additional Comment for Student</nobr> <br />'.
1.89 albertel 1784: '<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 1785: '</td>'.
1786: '<td>'.
1.47 albertel 1787: '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.
1.30 albertel 1788: '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.
1789: '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.
1790: '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.
1.18 albertel 1791: '</td>'.
1792: '<td>'.
1793: '<a href="#'.$last_link.'">Prev</a><br />'.
1.20 albertel 1794: '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.
1.18 albertel 1795: '</td></tr>';
1796: $last_link=$link;
1797: }
1.22 albertel 1798: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1799: my $optional_passed=0;
1.20 albertel 1800: my $mandatory_failed=0;
1801: my $ungraded=0;
1802: my $review=0;
1.19 albertel 1803: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1804: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};
1805: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};
1.20 albertel 1806: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1807: if ($status eq 'pass') {
1808: if (!$mandatory) { $optional_passed++; }
1809: } elsif ($status eq 'fail') {
1810: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1811: } elsif ($status eq 'review') {
1812: $review++;
1.20 albertel 1813: } elsif ($status eq 'ungraded') {
1814: $ungraded++;
1.21 albertel 1815: } else {
1.47 albertel 1816: $ungraded++;
1.19 albertel 1817: }
1818: }
1.20 albertel 1819: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1820: $mandatory_failed++;
1821: }
1.21 albertel 1822: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1823: if ($review) {
1.89 albertel 1824: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1825: 'review';
1.20 albertel 1826: } elsif ($ungraded) {
1.89 albertel 1827: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1828: 'ungraded';
1.20 albertel 1829: } elsif ($mandatory_failed) {
1.89 albertel 1830: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1831: 'fail';
1.20 albertel 1832: } else {
1.91 albertel 1833: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1834: 'pass';
1.20 albertel 1835: }
1.69 albertel 1836: } else {
1837: # any other targets no output
1838: undef($result);
1.13 albertel 1839: }
1.18 albertel 1840: return $result;
1.1 albertel 1841: }
1842: }
1843:
1844: sub start_IntroParagraph {
1.87 albertel 1845: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1846: my $result;
1.13 albertel 1847: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1848: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1849: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1850:
1851: } elsif ($target eq 'webgrade') {
1.87 albertel 1852: &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1 albertel 1853: }
1.47 albertel 1854:
1.1 albertel 1855: }
1856: return $result;
1857: }
1858:
1859: sub end_IntroParagraph {
1860: }
1861:
1862: sub start_Instance {
1863: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1864: my $id=&get_id($parstack,$safeeval);
1865: push(@{$dimension{'instances'}},$id);
1866: push(@Apache::bridgetask::instance,$id);
1867: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1868: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1869: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1870: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1871: if (lc($disabled) eq 'yes') {
1872: $dimension{$id.'.disabled'}='1';
1873: }
1.1 albertel 1874: return '';
1875: }
1876:
1877: sub end_Instance {
1878: }
1879:
1880: sub start_InstanceText {
1.87 albertel 1881: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1882: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1883: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1884: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1885: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1886: }
1887: return '';
1888: }
1889:
1890: sub end_InstanceText {
1891: return '';
1892: }
1893:
1894: sub start_Criteria {
1.87 albertel 1895: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1896: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1897: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1898: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1899: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1900: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1901: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1902: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1903: push(@{$dimension{$instance_id.'.criterias'}},$id);
1904: }
1905: return '';
1906: }
1907:
1.47 albertel 1908: sub end_Criteria {
1909: }
1910:
1.4 albertel 1911: sub proctor_validation_screen {
1912: my ($slot) = @_;
1913: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1914: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1915: my $name=&Apache::loncommon::plainname($user,$domain);
1916:
1.4 albertel 1917: my $msg;
1.11 albertel 1918: if ($env{'form.proctorpassword'}) {
1.4 albertel 1919: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1920: .'</font></p>';
1921: }
1.47 albertel 1922: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1923: my $result= (<<ENDCHECKOUT);
1924: <h2>Proctor Validation</h2>
1925: <p>Your room's proctor needs to validate your access to this resource.</p>
1926: $msg
1.11 albertel 1927: <form name="checkout" method="POST" action="$env{'request.uri'}">
1.4 albertel 1928: <input type="hidden" name="validate" value="yes" />
1929: <input type="hidden" name="submitted" value="yes" />
1930: <table>
1.44 albertel 1931: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1932: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1933: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1934: </table>
1935: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1936: <table border="1">
1937: <tr><td>
1938: <table>
1939: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1940: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1941: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1942: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1943: <tr><td colspan="2"><img src="$url" /></td></tr>
1944: </table>
1945: </tr></td>
1946: </table>
1.4 albertel 1947: </form>
1948: ENDCHECKOUT
1949: return $result;
1950: }
1951:
1.1 albertel 1952: 1;
1953: __END__
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