Annotation of loncom/homework/bridgetask.pm, revision 1.110
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.110 ! albertel 4: # $Id: bridgetask.pm,v 1.109 2006/02/14 19:41:06 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') {
1.110 ! albertel 531: $result.=$head_tag_start.'</head>'.$body_tag_start;
1.49 albertel 532: #$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);
1.110 ! albertel 553: if ($target eq 'webgrade' && $status_code eq 'selected') {
! 554: $form_tag_start.=
! 555: '<input type="hidden" name="queuemode" value="selected" />';
1.33 albertel 556: }
1.15 albertel 557: } else {
1.33 albertel 558: if ($target eq 'webgrade') {
559: $result.="\n";
1.81 albertel 560: my $back='<p><a href="/adm/flip?postdata=return:">'.
561: &mt('Return to resource').'</a></p>';
1.33 albertel 562: if ($status_code eq 'stop') {
1.81 albertel 563: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 564: } elsif ($status_code eq 'lock_failed') {
1.105 albertel 565: $result.='<b>'.&mt("Failed to lock the requested record.")
1.81 albertel 566: .'</b>'.$back;
1.33 albertel 567: } elsif ($status_code eq 'unlock') {
1.81 albertel 568: $result.='<b>'.&mt("Unlocked the requested record.")
569: .'</b>'.$back;
1.33 albertel 570: $result.=&show_queue($env{'form.queue'},1);
571: } elsif ($status_code eq 'show_list') {
572: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 573: } elsif ($status_code eq 'select_user') {
574: $result.=&select_user();
1.95 albertel 575: } elsif ($status_code eq 'unable') {
576: $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
1.105 albertel 577: } elsif ($status_code eq 'not_allowed') {
578: $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
1.33 albertel 579: } else {
1.81 albertel 580: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 581: }
1.21 albertel 582: }
1.33 albertel 583: $webgrade='no';
1.87 albertel 584: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 585: }
586: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 587: if ($webgrade eq 'yes') {
588: $result.=&submission_time_stamp();
589: }
1.32 albertel 590: $result.=$form_tag_start;
591: $result.='<input type="hidden" name="webgrade" value="'.
592: $webgrade.'" />';
593: $result.='<input type="hidden" name="queue" value="'.
594: $env{'form.queue'}.'" />';
1.52 albertel 595: if ($env{'form.regrade'}) {
596: $result.='<input type="hidden" name="regrade" value="'.
597: $env{'form.regrade'}.'" />';
598: }
1.62 albertel 599: if ($env{'form.chosensections'}) {
600: my @chosen_sections=
601: &Apache::loncommon::get_env_multiple('form.chosensections');
602: foreach my $sec (@chosen_sections) {
603: $result.='<input type="hidden" name="chosensections"
604: value="'.$sec.'" />';
605: }
606: }
1.70 albertel 607: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 608: }
1.110 ! albertel 609: if ($target eq 'webgrade') {
! 610: $result.="\n".'<table width="100%" style="width:100%" border="1">';
! 611: }
1.74 albertel 612: } elsif ($target eq 'edit') {
613: $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
614: &Apache::structuretags::problem_edit_header();
615: $Apache::lonxml::warnings_error_header=
616: &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 />";
617: my $temp=&Apache::edit::insertlist($target,$token);
618: $result.=$temp;
1.1 albertel 619: } else {
620: # page_start returned a starting result, delete it if we don't need it
621: $result = '';
622: }
623: return $result;
624: }
625:
1.32 albertel 626: sub get_key_todo {
627: my ($target)=@_;
628: my $todo;
1.33 albertel 629:
630: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 631: &Apache::lonxml::debug("review a submission....");
1.33 albertel 632: $env{'form.queue'}='reviewqueue';
633: return (undef,'show_list');
634: }
635:
636: if (defined($env{'form.reviewagrading'})) {
637: &Apache::lonxml::debug("review a grading....");
638: $env{'form.queue'}='gradingqueue';
639: return (undef,'show_list');
640: }
641:
1.49 albertel 642: if (defined($env{'form.regradeasubmission'})) {
643: &Apache::lonxml::debug("regrade a grading....");
644: $env{'form.queue'}='none';
645: return (undef,'select_user');
646: }
647:
1.105 albertel 648:
649: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
650:
651: #need to try both queues..
652: if (defined($env{'form.regradeaspecificsubmission'}) &&
653: defined($env{'form.gradinguser'}) &&
654: defined($env{'form.gradingdomain'}) ) {
655: my ($symb,$cid)=&Apache::lonxml::whichuser();
656: my $cnum = $env{'course.'.$cid.'.num'};
657: my $cdom = $env{'course.'.$cid.'.domain'};
658: my $uname = $env{'form.gradinguser'};
659: my $udom = $env{'form.gradingdomain'};
660:
661: my $gradingkey=&encode_queue_key($symb,$udom,$uname);
662:
663: my $queue;
664:
665: if (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
666: $env{'form.queue'} = $queue = 'gradingqueue';
667: } elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
668: $env{'form.queue'} = $queue = 'reviewqueue';
669: }
670:
671: if (!$queue) {
672: $env{'form.queue'} = $queue = 'none';
673: #not queued so doing either a re or pre grade
674: return ($gradingkey);
675: }
676:
677: my $who=&queue_key_locked($queue,$gradingkey);
678: if ($who eq $me) {
679: #already have the lock
680: $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
681: return ($gradingkey);
682: }
683:
684: if (!defined($who)) {
685: if (&lock_key($queue,$gradingkey)) {
686: return ($gradingkey);
687: } else {
688: return (undef,'lock_failed');
689: }
690: }
691:
692: #otherwise (defined($who) && $who ne $me) some else has it...
693: return (undef,'not_allowed',
694: &mt('Another user ([_1]) currently has the record for [_2] locked.',
695: $who,$env{'form.gradinguser'}.'@'.$env{'form.gradingdomain'}));
696: }
697:
698:
1.32 albertel 699: my $queue=$env{'form.queue'};
1.33 albertel 700:
1.32 albertel 701: if (!defined($queue)) {
702: $env{'form.queue'}=$queue='gradingqueue';
703: }
1.33 albertel 704:
1.32 albertel 705: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 706:
1.49 albertel 707: if ($env{'form.queue'} eq 'none') {
708: if (defined($env{'form.gradingkey'})) {
709: if ($target eq 'webgrade') {
710: if ($env{'form.stop'}) {
711: return (undef,'stop');
712: } elsif ($env{'form.next'}) {
1.59 albertel 713: return (undef,'select_user');
1.49 albertel 714: }
715: }
716: return ($gradingkey,'selected');
717: } else {
1.59 albertel 718: return (undef,'select_user');
1.49 albertel 719: }
720: }
1.32 albertel 721: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 722: && !defined($env{'form.gradingaction'})
723: && $env{'form.queuemode'} eq 'selected') {
724:
725: my $who=&queue_key_locked($queue,$gradingkey);
726: if ($who eq $me) {
727: &Apache::lonxml::debug("Found a key was given to me");
728: return ($gradingkey,'selected');
729: } else {
730: return (undef,'show_list');
731: }
732:
733: }
734:
735: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
736: if ($env{'form.gradingaction'} eq 'resume') {
737: delete($env{'form.gradingaction'});
738: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 739: return ($gradingkey);
1.33 albertel 740: } elsif ($env{'form.gradingaction'} eq 'unlock') {
741: &Apache::lonxml::debug("Unlocking a key ".
742: &check_queue_unlock($queue,$gradingkey,1));
743: return (undef,'unlock');
744: } elsif ($env{'form.gradingaction'} eq 'select') {
745: &Apache::lonxml::debug("Locking a key");
746: if (&lock_key($queue,$gradingkey)) {
747: &Apache::lonxml::debug("Success $queue");
748: return ($gradingkey);
749: }
750: &Apache::lonxml::debug("Failed $queue");
751: return (undef,'lock_failed');
1.32 albertel 752: }
753: }
1.33 albertel 754:
755: if ($env{'form.queuemode'} ne 'selected') {
756: # don't get something new from the queue if they hit the stop button
757: if (!($env{'form.stop'} && $target eq 'webgrade')
758: && !$env{'form.gradingaction'}) {
759: &Apache::lonxml::debug("Getting anew $queue");
760: return (&get_from_queue($queue));
761: } else {
762: return (undef,'stop');
763: }
1.32 albertel 764: }
1.33 albertel 765: return (undef,undef)
1.32 albertel 766: }
1.94 albertel 767:
768: sub minimize_storage {
769: foreach my $key (keys(%Apache::lonhomework::results)) {
770: if ($key =~ /regrader$/) { next; }
771: if ($Apache::lonhomework::results{$key} eq
772: $Apache::lonhomework::history{$key}) {
773: delete($Apache::lonhomework::results{$key});
774: }
775: }
776: }
777:
1.1 albertel 778: sub end_Task {
779: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
780: my $result='';
781: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 782: my ($version,$previous)=&get_version();
1.1 albertel 783: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 784: $target eq 'tex') {
1.69 albertel 785: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 786: if ($target eq 'web') {
1.54 albertel 787: if (&show_task($status,$previous)) {
788: $result.=&Apache::lonxml::endredirection();
789: }
1.64 albertel 790: if ($status eq 'CAN_ANSWER' && !$previous &&
791: !$env{'form.donescreen'}) {
1.15 albertel 792: $result.="\n".'<table border="1">'.
1.28 albertel 793: &Apache::inputtags::file_selector("$version.0",
794: "bridgetask","*",
1.46 albertel 795: 'portfolioonly',
796: '
797: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
798: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 799: "</table>";
1.77 albertel 800: }
1.78 albertel 801: if (!$previous && $status ne 'SHOW_ANSWER' &&
802: &show_task($status,$previous)) {
1.9 albertel 803: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 804: $result.='</form>';
805: $result.=<<DONEBUTTON;
806: <form method="POST">
807: <input type="hidden" name="donescreen" value="1" />
808: <input type="submit" value="Done" />
809: </form>
810: DONEBUTTON
1.77 albertel 811: }
1.56 albertel 812: if (&show_task($status,$previous) &&
1.89 albertel 813: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
814: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 815: my $title=&Apache::lonnet::gettitle();
1.80 albertel 816:
817: my $slot_name=
1.89 albertel 818: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 819: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 820: my $start_time=
821: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 822:
1.80 albertel 823: my $status = "\n<div class='$bt_status'>\n";
1.54 albertel 824:
825: if ($bt_status eq 'pass') {
826: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 827: $start_time.'</h2>';
1.54 albertel 828: }
829: if ($bt_status eq 'fail') {
830: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 831: $start_time.'</h2>';
1.54 albertel 832: if (!$previous) {
833: $status.=&add_request_another_attempt_button();
834: }
835: }
836: my $man_count=0;
837: my $opt_count=0;
838: my $opt_passed=0;
839: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
840: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
841: eq 'N') {
842: $opt_count++;
1.89 albertel 843: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 844: $opt_passed++;
845: }
846: } else {
847: $man_count++;
848: }
849: }
850: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
851: $parstack,$safeeval);
852: if ($opt_req !~ /\S/) { $opt_req='0'; }
1.99 albertel 853: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
1.54 albertel 854:
855: my $internal_location=&internal_location();
856: $result=~s/\Q$internal_location\E/$status/;
857: }
1.13 albertel 858: }
859: if ($target eq 'web' || $target eq 'webgrade') {
1.1 albertel 860: $result.=&Apache::lonxml::xmlend().'</html>';
861: }
862: }
1.29 albertel 863: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 864: my $award='SUBMITTED';
1.28 albertel 865: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 866: 'portfiles',\$award);
1.14 albertel 867: if ($award eq 'SUBMITTED' &&
1.28 albertel 868: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
869: $Apache::lonhomework::results{"resource.0.tries"}=
870: $Apache::lonhomework::results{"resource.$version.0.tries"}=
871: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
872:
873: $Apache::lonhomework::results{"resource.0.award"}=
874: $Apache::lonhomework::results{"resource.$version.0.award"}=
875: $award;
1.51 albertel 876: $Apache::lonhomework::results{"resource.0.submission"}=
877: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 878: } else {
879: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 880: $award = '';
1.10 albertel 881: }
1.4 albertel 882: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
883: &Apache::structuretags::finalize_storage();
1.83 albertel 884: if ($award eq 'SUBMITTED'
885: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 886: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 887: }
1.79 albertel 888: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
889: &Apache::structuretags::finalize_storage();
1.1 albertel 890: }
1.32 albertel 891: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 892: my $optional_required=
893: &Apache::lonxml::get_param('OptionalRequired',$parstack,
894: $safeeval);
895: my $optional_passed=0;
896: my $mandatory_failed=0;
897: my $ungraded=0;
898: my $review=0;
1.21 albertel 899: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 900: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
901: my $status=
1.89 albertel 902: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 903: my $mandatory=
904: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
905: if ($status eq 'pass') {
906: if (!$mandatory) { $optional_passed++; }
907: } elsif ($status eq 'fail') {
908: if ($mandatory) { $mandatory_failed++; }
909: } elsif ($status eq 'ungraded') {
910: $ungraded++;
911: } elsif ($status eq 'review') {
912: $review++;
1.49 albertel 913: } else {
914: $ungraded++;
915: }
1.20 albertel 916: }
917: if ($optional_passed < $optional_required) {
918: $mandatory_failed++;
919: }
1.21 albertel 920: &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 921: $Apache::lonhomework::results{'resource.0.regrader'}=
1.20 albertel 922: $env{'user.name'}.'@'.$env{'user.domain'};
923: if ($review) {
1.89 albertel 924: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 925: if ($env{'form.queue'} eq 'reviewqueue') {
926: &check_queue_unlock($env{'form.queue'});
927: &Apache::lonxml::debug(" still needs review not changing status.");
928: } else {
1.49 albertel 929: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 930: }
1.20 albertel 931: } elsif ($ungraded) {
1.89 albertel 932: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 933: if ($env{'form.queue'} eq 'reviewqueue' ||
934: $env{'form.queue'} eq 'none' ) {
1.33 albertel 935: &Apache::lonxml::debug("moving back.");
1.49 albertel 936: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 937: } else {
938: &check_queue_unlock($env{'form.queue'});
939: }
1.20 albertel 940: } elsif ($mandatory_failed) {
1.89 albertel 941: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 942: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
943: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
944: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 945: &remove_from_queue($env{'form.queue'});
946:
947: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 948:
949: if ($env{'form.regrade'} ne 'yes') {
950: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
951: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
952: &Apache::grades::version_portfiles(
953: \%Apache::lonhomework::results,
954: ["$version.0.bridgetask"],$courseid,
955: $symb,$udom,$uname,
956: ["$version.0.bridgetask"]);
957: }
1.20 albertel 958: } else {
1.89 albertel 959: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 960: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
961: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
962: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 963: &remove_from_queue($env{'form.queue'});
1.39 albertel 964:
965: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 966: if ($env{'form.regrade'} ne 'yes') {
967: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
968: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
969: &Apache::grades::version_portfiles(
970: \%Apache::lonhomework::results,
971: ["$version.0.bridgetask"],$courseid,
972: $symb,$udom,$uname,
973: ["$version.0.bridgetask"]);
974: }
1.20 albertel 975: }
1.89 albertel 976: $Apache::lonhomework::results{"resource.0.status"}=
977: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 978: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 979: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 980: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 981: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 982: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 983: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 984: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 985: }
1.94 albertel 986: &minimize_storage();
1.21 albertel 987: &Apache::structuretags::finalize_storage();
1.20 albertel 988: }
1.15 albertel 989: } elsif ($target eq 'webgrade') {
1.18 albertel 990: $result.="</table>\n<hr />";
1.20 albertel 991: #$result.='<input type="submit" name="next" value="'.
992: # &mt('Save & Next').'" /> ';
993: #$result.='<input type="submit" name="end" value="'.
994: # &mt('Save & Stop Grading').'" /> ';
995: #$result.='<input type="submit" name="throwaway" value="'.
996: # &mt('Throw Away & Stop Grading').'" /> ';
997: #$result.='<input type="submit" name="save" value="'.
998: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.15 albertel 999: $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';
1.1 albertel 1000: } elsif ($target eq 'meta') {
1.70 albertel 1001: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 1002: $result.=&Apache::response::meta_stores_write('solved','string',
1003: 'Problem Status');
1004: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
1005: 'Number of Attempts');
1006: $result.=&Apache::response::meta_stores_write('awarded','float',
1007: 'Partial Credit Factor');
1008: $result.=&Apache::response::meta_stores_write('status','string',
1009: 'Bridge Task Status');
1.1 albertel 1010: }
1.4 albertel 1011: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 1012: return $result;
1013: }
1014:
1.31 albertel 1015: sub move_between_queues {
1016: my ($src_queue,$dest_queue)=@_;
1.49 albertel 1017: my $cur_data;
1018: if ($src_queue ne 'none') {
1019: $cur_data=&get_queue_data($src_queue);
1020: if (!$cur_data) { return 'not_exist'; }
1021: } else {
1022: $cur_data = ['none'];
1023: }
1.82 albertel 1024: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 1025: if ($result ne 'ok') {
1026: return $result;
1027: }
1028: &check_queue_unlock($src_queue);
1029: return &remove_from_queue($src_queue);
1.21 albertel 1030: }
1031:
1032: sub check_queue_unlock {
1.32 albertel 1033: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 1034: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 1035: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 1036: if (!defined($key)) {
1037: $key="$symb\0queue\0$uname\@$udom";
1038: }
1.30 albertel 1039: my $cnum=$env{'course.'.$cid.'.num'};
1040: my $cdom=$env{'course.'.$cid.'.domain'};
1041: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1042: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
1043: if ($who eq $me) {
1.32 albertel 1044: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1045: } elsif ($allow_not_me) {
1.33 albertel 1046: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 1047: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 1048: }
1.32 albertel 1049: return 'not_owner';
1.21 albertel 1050: }
1051:
1.88 albertel 1052: sub in_queue {
1053: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1054: if ($queue eq 'none') { return 0; }
1055: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1056: || !defined($udom) || !defined($uname)) {
1057: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1058: $cnum=$env{'course.'.$cid.'.num'};
1059: $cdom=$env{'course.'.$cid.'.domain'};
1060: }
1061:
1062: my $key=&encode_queue_key($symb,$udom,$uname);
1063: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
1064:
1065: if (defined($results{$key})) {
1066: return 1;
1067: }
1068: return 0;
1069: }
1070:
1.21 albertel 1071: sub remove_from_queue {
1.86 albertel 1072: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 1073: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 1074: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1075: || !defined($udom) || !defined($uname)) {
1076: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1077: $cnum=$env{'course.'.$cid.'.num'};
1078: $cdom=$env{'course.'.$cid.'.domain'};
1079: }
1.88 albertel 1080: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
1081: return 'ok';
1082: }
1.86 albertel 1083: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 1084: my @keys=($key,"$key\0locked");
1.31 albertel 1085: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 1086: }
1087:
1.16 albertel 1088: sub setup_env_for_other_user {
1089: my ($queue_key,$safeeval)=@_;
1090: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 1091: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 1092: $env{'form.grade_symb'}=$symb;
1093: $env{'form.grade_domain'}=$udom;
1094: $env{'form.grade_username'}=$uname;
1095: $env{'form.grade_courseid'}=$env{'request.course.id'};
1096: &Apache::lonxml::initialize_rndseed($safeeval);
1097: }
1098:
1.31 albertel 1099: sub get_queue_data {
1100: my ($queue)=@_;
1101: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1102: my $cnum=$env{'course.'.$cid.'.num'};
1103: my $cdom=$env{'course.'.$cid.'.domain'};
1104: my $todo="$symb\0queue\0$uname\@$udom";
1105: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1106: if ($key eq $todo && ref($value)) {
1107: return $value;
1108: }
1109: return undef;
1110: }
1111:
1.84 albertel 1112:
1.49 albertel 1113: sub check_queue_for_key {
1.84 albertel 1114: my ($cdom,$cnum,$queue,$todo)=@_;
1115:
1.49 albertel 1116: my %results=
1117: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1118:
1119: if (exists($results{$todo}) && ref($results{$todo})) {
1120: if (defined($results{"$todo\0locked"})) {
1121: return 'locked';
1122: }
1.86 albertel 1123: my $slot;
1124: if (ref($results{$todo}) eq 'ARRAY') {
1125: $slot = $results{$todo}[0];
1126: } elsif (ref($results{$todo}) eq 'HASH') {
1127: $slot = $results{$todo}{'slot'};
1128: }
1129: if (defined($slot)) {
1130: my %slot_data=&Apache::lonnet::get_slot($slot);
1131: if ($slot_data{'endtime'} > time) {
1132: return 'in_progress';
1133: }
1.58 albertel 1134: }
1.49 albertel 1135: return 'enqueued';
1136: }
1137: return undef;
1138: }
1139:
1.14 albertel 1140: sub add_to_queue {
1.82 albertel 1141: my ($queue,$user_data)=@_;
1.49 albertel 1142: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1143: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1144: if (!$cid || $env{'request.state'} eq 'construct') {
1145: return 'no_queue';
1146: }
1.14 albertel 1147: my $cnum=$env{'course.'.$cid.'.num'};
1148: my $cdom=$env{'course.'.$cid.'.domain'};
1149: my %data;
1.82 albertel 1150: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1151: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1152: }
1153:
1154: sub show_queue {
1.32 albertel 1155: my ($queue,$with_selects)=@_;
1.14 albertel 1156: my $result;
1157: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1158: my $cnum=$env{'course.'.$cid.'.num'};
1159: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1160:
1161: my @chosen_sections=
1162: &Apache::loncommon::get_env_multiple('form.chosensections');
1163: &Apache::grades::init_perm();
1164: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1165: &Apache::grades::reset_perm();
1.63 albertel 1166: if (!(grep(/^all$/,@chosen_sections))) {
1167: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1168: '</tt>.</p> '."\n";
1169: }
1.59 albertel 1170:
1.16 albertel 1171: my $regexp="^$symb\0";
1.30 albertel 1172: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1173: my ($tmp)=%queue;
1174: if ($tmp=~/^error: 2 /) {
1.33 albertel 1175: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1176: }
1.103 albertel 1177: my $title=&Apache::lonnet::gettitle($symb);
1178: $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
1179: if ($with_selects) { $result.="<th>Status</th><th></th>"; }
1180: $result.="<th>user</th><th>data</th></tr>";
1.14 albertel 1181: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1182: my ($symb,$uname,$udom) = &decode_queue_key($key);
1183: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1184: if ($key=~/locked$/ && !$with_selects) {
1.103 albertel 1185: $result.="<tr><td>$uname</td>";
1186: $result.='<td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1187: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.103 albertel 1188: $result.="<tr><td></td>";
1189: $result.='<td>'.
1.16 albertel 1190: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1191: } elsif ($key!~/(timestamp|locked)$/) {
1192: $result.="<tr>";
1.35 albertel 1193: my $slot=$queue{$key}->[0];
1194: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1195: if ($with_selects) {
1196: my $ekey=&Apache::lonnet::escape($key);
1.103 albertel 1197: my ($action,$description,$status)=('select',&mt('Select'));
1.32 albertel 1198: if (exists($queue{"$key\0locked"})) {
1199: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1.103 albertel 1200: $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
1.32 albertel 1201: if ($me eq $queue{"$key\0locked"}) {
1202: ($action,$description)=('resume',&mt('Resume'));
1203: } else {
1204: ($action,$description)=('unlock',&mt('Unlock'));
1205: }
1206: }
1.62 albertel 1207: my $seclist;
1208: foreach my $sec (@chosen_sections) {
1209: $seclist.='<input type="hidden" name="chosensections"
1210: value="'.$sec.'" />';
1211: }
1.35 albertel 1212: if (time > $slot_data{'endtime'}) {
1213: $result.=(<<FORM);
1.103 albertel 1214: <td>$status</td>
1.32 albertel 1215: <td>
1.103 albertel 1216: <form style="display: inline" method="POST">
1.32 albertel 1217: <input type="hidden" name="gradingkey" value="$ekey" />
1218: <input type="hidden" name="queue" value="$queue" />
1219: <input type="hidden" name="gradingaction" value="$action" />
1220: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1221: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1222: <input type="submit" name="submit" value="$description" />
1.62 albertel 1223: $seclist
1.32 albertel 1224: </form>
1225: </td>
1226: FORM
1.35 albertel 1227:
1228: } else {
1229: $result.='<td>'.&mt("In Progress").'</td>'
1230: }
1.32 albertel 1231: }
1.104 albertel 1232: $result.= "<td>".$fullname->{$uname.':'.$udom}.
1233: " <tt>($uname\@$udom)</tt> </td>";
1.103 albertel 1234: $result.='<td>Slot: '.$slot.' End time: '.
1.20 albertel 1235: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1236: "</td></tr>";
1.16 albertel 1237: }
1.14 albertel 1238: }
1.15 albertel 1239: $result.="</table><hr />\n";
1.14 albertel 1240: return $result;
1241: }
1242:
1.34 albertel 1243: sub get_queue_counts {
1244: my ($queue)=@_;
1245: my $result;
1246: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1247: my $cnum=$env{'course.'.$cid.'.num'};
1248: my $cdom=$env{'course.'.$cid.'.domain'};
1249: my $regexp="^$symb\0";
1250: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1251: my ($tmp)=%queue;
1252: if ($tmp=~/^error: 2 /) {
1253: return (0,0,0);
1254: }
1255: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1.96 albertel 1256: my %slot_cache;
1.34 albertel 1257: foreach my $key (sort(keys(%queue))) {
1258: if ($key=~/locked$/) {
1259: $locks++;
1260: } elsif ($key=~/timestamp$/) {
1261: #ignore
1262: } elsif ($key!~/(timestamp|locked)$/) {
1263: my ($symb,$uname,$udom) = &decode_queue_key($key);
1264: $entries++;
1265: my $slot=$queue{$key}->[0];
1.96 albertel 1266: if (!exists($slot_cache{$slot})) {
1267: my %slot_data=&Apache::lonnet::get_slot($slot);
1268: $slot_cache{$slot} = \%slot_data;
1269: }
1270: if (time > $slot_cache{$slot}{'endtime'}) {
1.34 albertel 1271: $ready_to_grade++;
1272: }
1273: }
1274: }
1275: return ($entries,$ready_to_grade,$locks);
1276: }
1277:
1.49 albertel 1278: sub encode_queue_key {
1279: my ($symb,$udom,$uname)=@_;
1280: return "$symb\0queue\0$uname\@$udom";
1281: }
1282:
1.14 albertel 1283: sub decode_queue_key {
1284: my ($key)=@_;
1285: my ($symb,undef,$user) = split("\0",$key);
1286: my ($uname,$udom) = split('@',$user);
1287: return ($symb,$uname,$udom);
1288: }
1289:
1290: sub queue_key_locked {
1.30 albertel 1291: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1292: if (!defined($cdom) || !defined($cnum)) {
1293: my (undef,$cid)=&Apache::lonxml::whichuser();
1294: $cnum=$env{'course.'.$cid.'.num'};
1295: $cdom=$env{'course.'.$cid.'.domain'};
1296: }
1.14 albertel 1297: my ($key_locked,$value)=
1.30 albertel 1298: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1299: if ($key_locked eq "$key\0locked") {
1300: return $value;
1301: }
1302: return undef;
1303: }
1304:
1305: sub pick_from_queue_data {
1.30 albertel 1306: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1.98 albertel 1307: my @possible; # will hold queue entries that are valid to be selected
1.30 albertel 1308: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1309: if ($key =~ /\0locked$/) { next; }
1310: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1311: my ($symb,$uname,$udom)=&decode_queue_key($key);
1312: if ($check_section) {
1313: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1314: if ($section eq $check_section) {
1.33 albertel 1315: &Apache::lonxml::debug("my sec");
1.15 albertel 1316: next;
1317: }
1.14 albertel 1318: }
1.30 albertel 1319: my $slot=$queuedata->{$key}[0];
1.14 albertel 1320: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1321: if ($slot_data{'endtime'} > time) {
1.33 albertel 1322: &Apache::lonxml::debug("not time");
1.15 albertel 1323: next;
1324: }
1.98 albertel 1325: if (exists($queuedata->{"$key\0locked"})) {
1.33 albertel 1326: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1327: next;
1328: }
1.98 albertel 1329: push(@possible,[$key,$slot_data{'endtime'}]);
1330: }
1331: if (@possible) {
1332: # sort entries in order by slot end time
1333: @possible = sort { $a->[1] <=> $b->[1] } @possible;
1334: # pick one of the first ten entries
1335: my $max=($#possible < 10) ? $#possible : 10;
1336: return $possible[int(rand($max))][0];
1.14 albertel 1337: }
1338: return undef;
1339: }
1340:
1.15 albertel 1341: sub find_mid_grade {
1.30 albertel 1342: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1343: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1344: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1345: if ($todo) {
1.30 albertel 1346: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1347: if ($who eq $me) { return $todo; }
1348: }
1349: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1350: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1351: foreach my $key (keys(%locks)) {
1352: my $who=$locks{$key};
1353: if ($who eq $me) {
1354: $todo=$key;
1355: $todo=~s/\0locked$//;
1356: return $todo;
1357: }
1358: }
1359: return undef;
1360: }
1361:
1.32 albertel 1362: sub lock_key {
1363: my ($queue,$todo)=@_;
1364: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1365: my (undef,$cid)=&Apache::lonxml::whichuser();
1366: my $cnum=$env{'course.'.$cid.'.num'};
1367: my $cdom=$env{'course.'.$cid.'.domain'};
1368: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1369: $cdom,$cnum);
1.33 albertel 1370: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1371: if ($success eq 'ok') {
1372: return 1;
1373: }
1374: return 0;
1375: }
1376:
1.86 albertel 1377: sub get_queue_symb_status {
1.85 albertel 1378: my ($queue,$symb,$cdom,$cnum) = @_;
1379: if (!defined($cdom) || !defined($cnum)) {
1380: my (undef,$cid)=&Apache::lonxml::whichuser();
1381: $cnum=$env{'course.'.$cid.'.num'};
1382: $cdom=$env{'course.'.$cid.'.domain'};
1383: }
1384: my $regexp="^$symb\0";
1385: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1386: my ($tmp)=%queue;
1387: if ($tmp=~/^error: 2 /) { return; }
1388: my @users;
1389: foreach my $key (sort(keys(%queue))) {
1390: next if ($key=~/locked$/);
1391: next if ($key=~/timestamp$/);
1392: my ($symb,$uname,$udom) = &decode_queue_key($key);
1393: push(@users,"$uname:$udom");
1394: }
1395: return @users;
1396: }
1397:
1.14 albertel 1398: sub get_from_queue {
1.30 albertel 1399: my ($queue)=@_;
1.14 albertel 1400: my $result;
1401: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1402: my $cnum=$env{'course.'.$cid.'.num'};
1403: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1404: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1405: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1406: if ($todo) { return $todo; }
1.95 albertel 1407: my $attempts=0;
1.14 albertel 1408: while (1) {
1.95 albertel 1409: if ($attempts > 2) {
1410: # tried twice to get a queue entry, giving up
1411: return (undef,'unable');
1412: }
1.14 albertel 1413: my $starttime=time;
1.83 albertel 1414: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1415: $cdom,$cnum);
1.33 albertel 1416: &Apache::lonxml::debug("$starttime");
1.14 albertel 1417: my $regexp="^$symb\0queue\0";
1.97 albertel 1418: my $range= ($attempts < 1 ) ? '0-100' : '0-400';
1419:
1.98 albertel 1420: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1421: #make a pass looking for a user _not_ in my section
1.14 albertel 1422: if ($env{'request.course.sec'}) {
1.33 albertel 1423: &Apache::lonxml::debug("sce");
1.30 albertel 1424: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1425: \%queue,$cdom,$cnum);
1.33 albertel 1426: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1427: }
1.33 albertel 1428: # no one _not_ in our section so look for any user that is
1429: # ready for grading
1.14 albertel 1430: if (!$todo) {
1.33 albertel 1431: &Apache::lonxml::debug("no sce");
1.98 albertel 1432: $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33 albertel 1433: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1434: }
1435: # no user to grade
1436: if (!$todo) { last; }
1.33 albertel 1437: &Apache::lonxml::debug("got $todo");
1.14 albertel 1438: # otherwise found someone so lets try to lock them
1.32 albertel 1439: # unless someone else already picked them
1.95 albertel 1440: if (!&lock_key($queue,$todo)) {
1441: $attempts++;
1442: next;
1443: }
1.14 albertel 1444: my (undef,$endtime)=
1.30 albertel 1445: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1446: $cdom,$cnum);
1.33 albertel 1447: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1448: # someone else already modified the queue,
1449: # perhaps our picked user wass already fully graded between
1450: # when we picked him and when we locked his record? so lets
1451: # double check.
1452: if ($endtime != $starttime) {
1453: my ($key,$value)=
1.30 albertel 1454: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1455: $cdom,$cnum);
1.33 albertel 1456: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1457: if ($key eq $todo && ref($value)) {
1458: } else {
1.30 albertel 1459: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1460: $cdom,$cnum);
1.33 albertel 1461: &Apache::lonxml::debug("del");
1.95 albertel 1462: $attempts++;
1.14 albertel 1463: next;
1464: }
1465: }
1.33 albertel 1466: &Apache::lonxml::debug("last $todo");
1.14 albertel 1467: last;
1468: }
1469: return $todo;
1470: }
1471:
1.49 albertel 1472: sub select_user {
1473: my ($symb,$cid)=&Apache::lonxml::whichuser();
1474:
1.59 albertel 1475: my @chosen_sections=
1476: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1477: &Apache::grades::init_perm();
1.59 albertel 1478: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1479: &Apache::grades::reset_perm();
1.63 albertel 1480:
1481: my $result;
1482: if (!(grep(/^all$/,@chosen_sections))) {
1483: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1484: '</tt>.</p> '."\n";
1485: }
1486: $result.='<table border="1">';
1.49 albertel 1487:
1488: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1489: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1490:
1.84 albertel 1491: my $cnum=$env{'course.'.$cid.'.num'};
1492: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1493: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1494: 'Task');
1.49 albertel 1495: my $queue = 'none';
1.58 albertel 1496: my $cannot_grade;
1497: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1498: $queue = 'reviewqueue';
1.58 albertel 1499: if ($status{'reviewqueue'} eq 'in_progress') {
1500: $cannot_grade=1;
1501: }
1502: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1503: $queue = 'gradingqueue';
1.58 albertel 1504: if ($status{'gradingqueue'} eq 'in_progress') {
1505: $cannot_grade=1;
1506: }
1.49 albertel 1507: }
1508: my $todo =
1509: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1510: if ($cannot_grade) {
1511: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1512: '</td><td>';
1513: } else {
1.62 albertel 1514: my $seclist;
1515: foreach my $sec (@chosen_sections) {
1516: $seclist.='<input type="hidden" name="chosensections"
1517: value="'.$sec.'" />';
1518: }
1.102 albertel 1519: my $studentdis = $student;
1520: $studentdis =~ tr/:/@/;
1.58 albertel 1521: $result.=<<RESULT;
1.49 albertel 1522: <tr>
1523: <td>
1.102 albertel 1524: <form style="display: inline" method="POST">
1.49 albertel 1525: <input type="hidden" name="gradingkey" value="$todo" />
1526: <input type="hidden" name="queue" value="$queue" />
1527: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1528: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1529: <input type="submit" name="submit" value="Regrade" />
1530: $seclist
1.49 albertel 1531: </form>
1.102 albertel 1532: <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49 albertel 1533: <td>
1534: RESULT
1.58 albertel 1535: }
1.49 albertel 1536: if ($status{'status'} eq 'pass') {
1537: $result .= '<font color="green">'.&mt('Passed').'</font>';
1538: } elsif ($status{'status'} eq 'fail') {
1539: $result .= '<font color="red">'.&mt('Failed').'</font>';
1540: } elsif ($status{'status'} eq 'review') {
1541: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1542: } elsif ($status{'status'} eq 'ungraded') {
1543: $result .= &mt('Ungraded');
1544: } elsif ($status{'status'} ne '') {
1545: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1546: } else {
1547: $result.=" ";
1548: }
1549: if ($status{'version'}) {
1550: $result .= ' '.&mt('Version').' '.$status{'version'};
1551: }
1.101 albertel 1552: if ($status{'grader'}) {
1553: $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
1554: }
1.49 albertel 1555: $result.= '</td><td>';
1556: if ($status{'reviewqueue'} eq 'enqueued') {
1557: $result .= &mt('Awaiting Review');
1558: } elsif ($status{'reviewqueue'} eq 'locked') {
1559: $result .= &mt('Under Review');
1.58 albertel 1560: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1561: $result .= &mt('Still being worked on.');
1.49 albertel 1562: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1563: $result .= &mt('Awaiting Grading');
1564: } elsif ($status{'gradingqueue'} eq 'locked') {
1565: $result .= &mt('Being Graded');
1.58 albertel 1566: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1567: $result .= &mt('Still being worked on.');
1.49 albertel 1568: } else {
1569: $result.=" ";
1570: }
1571: $result.= '</td></tr>';
1572: }
1573: $result.='</table>';
1574: return $result;
1575: }
1576:
1577: sub get_student_status {
1.86 albertel 1578: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1579:
1580: my %status;
1581:
1582: if ($type eq 'Task') {
1583: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1584: $udom,$uname);
1.89 albertel 1585: $status{'status'}=$record{'resource.0.status'};
1586: $status{'version'}=$record{'resource.0.version'};
1587: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1588: }
1589: $status{'reviewqueue'}=
1590: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1591: &encode_queue_key($symb,$udom,$uname));
1592: $status{'gradingqueue'}=
1593: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1594: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1595: return %status;
1596: }
1597:
1.1 albertel 1598: sub start_ClosingParagraph {
1599: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1600: my $result;
1601: if ($target eq 'web') {
1.13 albertel 1602: } elsif ($target eq 'webgrade') {
1603: &Apache::lonxml::startredirection();
1.1 albertel 1604: }
1605: return $result;
1606: }
1607:
1608: sub end_ClosingParagraph {
1609: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1610: my $result;
1611: if ($target eq 'web') {
1.13 albertel 1612: } elsif ($target eq 'webgrade') {
1613: &Apache::lonxml::endredirection();
1.1 albertel 1614: }
1615: return $result;
1616: }
1617:
1.19 albertel 1618: sub get_id {
1619: my ($parstack,$safeeval)=@_;
1620: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1621: if (!$id) { $id=$Apache::lonxml::curdepth; }
1622: return $id;
1623: }
1624:
1.1 albertel 1625: my %dimension;
1626: sub start_Dimension {
1627: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1628: undef(%dimension);
1.19 albertel 1629: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1630: $Apache::bridgetask::dimension=$dim_id;
1631: push(@Apache::bridgetask::dimensionlist,$dim_id);
1632: undef(@Apache::bridgetask::instance);
1.20 albertel 1633: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1634: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1635: &Apache::lonxml::startredirection();
1636: return &internal_location($dim_id);
1.1 albertel 1637: }
1638:
1.13 albertel 1639: sub get_instance {
1.75 albertel 1640: my ($dim)=@_;
1641: my $rand_alg=&Apache::lonnet::get_rand_alg();
1642: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1643: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1644: $rand_alg eq '64bit4' ) {
1645: &Apache::response::pushrandomnumber();
1646: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1647: my $num=@order;
1648: my $version=&get_version();
1649: my $which=($version-1)%$num;
1650: return $order[$which];
1651: } else {
1652: my ($version,$previous) = &get_version();
1653: my $instance =
1654: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1655: if (defined($instance)) { return $instance; }
1656:
1657: &Apache::response::pushrandomnumber();
1658: my @instances = @{$dimension{'instances'}};
1659: # remove disabled instances
1660: for (my $i=0; $i < $#instances; $i++) {
1661: if ($dimension{$instances[$i].'.disabled'}) {
1662: splice(@instances,$i,1);
1663: $i--;
1664: }
1665: }
1666: @instances = &Math::Random::random_permutation(@instances);
1667: $instance = $instances[($version-1)%scalar(@instances)];
1668: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1669: $instance;
1.79 albertel 1670: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1671: &Apache::response::poprandomnumber();
1672: return $instance;
1673: }
1.13 albertel 1674: }
1675:
1.18 albertel 1676: {
1677: my $last_link;
1678: sub end_Dimension {
1679: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1680: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1681: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1682: my $instance=&get_instance($dim);
1.25 albertel 1683: my $version=&get_version();
1.18 albertel 1684: if ($target eq 'web') {
1.47 albertel 1685: @Apache::scripttag::parser_env = @_;
1686: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1687: my @instances = $instance;
1688: if (&Apache::response::showallfoils()) {
1689: @instances = @{$dimension{'instances'}};
1690: }
1691: foreach my $instance (@instances) {
1692: @Apache::scripttag::parser_env = @_;
1693: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1694: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1695: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1696:
1.89 albertel 1697: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1698: my $mandatory='Mandatory';
1699: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1700: $mandatory='Optional';
1701: }
1702: my $dim_info="<div class='$dim_status'>\n";
1703: if ($dim_status eq 'pass') {
1704: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1705: }
1.76 albertel 1706: if ($dim_status eq 'fail') {
1707: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1708: }
1.76 albertel 1709: my $man_count=0;
1710: my $man_passed=0;
1711: my $opt_count=0;
1712: my $opt_passed=0;
1713: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1714: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1715: eq 'N') {
1716: $opt_count++;
1.89 albertel 1717: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1718: $opt_passed++;
1719: }
1720: } else {
1721: $man_count++;
1.89 albertel 1722: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1723: $man_passed++;
1724: }
1725: }
1.22 albertel 1726: }
1.76 albertel 1727: if ($man_passed eq $man_count) { $man_passed='all'; }
1728: my $opt_req=$dimension{$instance.'.optionalrequired'};
1729: if ($opt_req !~ /\S/) { $opt_req='0'; }
1730: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1731:
1732: my $internal_location=&internal_location($dim);
1733: $result=~s/\Q$internal_location\E/$dim_info/;
1734:
1735: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1736: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1737: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1738: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1739: if ($mandatory) {
1740: $mandatory='Mandatory';
1741: } else {
1742: $mandatory='Optional';
1743: }
1744: if ($status eq 'fail') {
1745: } elsif ($status eq 'pass') {
1746: } else {
1747: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1748: }
1749: my $status_display=$status;
1750: $status_display=~s/^([a-z])/uc($1)/e;
1751: @Apache::scripttag::parser_env = @_;
1752: $result.='<div class="'.$status.'"><h4>'.$mandatory.
1753: ' Criteria</h4><p>';
1754: @Apache::scripttag::parser_env = @_;
1755: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1756: $result.='</p><p class="grade">'.$status_display.'</p>';
1.89 albertel 1757: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.100 albertel 1758: $result.='<p class="comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76 albertel 1759: }
1760: $result.='</div>';
1.22 albertel 1761: }
1762: }
1763: }
1.18 albertel 1764: } elsif ($target eq 'webgrade') {
1.47 albertel 1765: # in case of any side effects that we need
1766: @Apache::scripttag::parser_env = @_;
1767: &Apache::scripttag::xmlparse($dimension{'intro'});
1768: @Apache::scripttag::parser_env = @_;
1769: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1770: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1771: my $link='criteria_'.$instance.'_'.$id;
1.89 albertel 1772: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.19 albertel 1773: $result.='<tr><td width="100%" valign="top">'.
1.18 albertel 1774: '<a name="'.$link.'" />'.
1775: '<a name="next_'.$last_link.'" />'.
1.47 albertel 1776: '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';
1777: @Apache::scripttag::parser_env = @_;
1778: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1779: $result.='</textarea>'.
1.18 albertel 1780: #$dimension{$instance.'.criteria.'.$id}.
1781: '</td>'.
1.19 albertel 1782: '<td><nobr>Additional Comment for Student</nobr> <br />'.
1.89 albertel 1783: '<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 1784: '</td>'.
1785: '<td>'.
1.47 albertel 1786: '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.
1.30 albertel 1787: '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.
1788: '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.
1789: '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.
1.18 albertel 1790: '</td>'.
1791: '<td>'.
1792: '<a href="#'.$last_link.'">Prev</a><br />'.
1.20 albertel 1793: '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.
1.18 albertel 1794: '</td></tr>';
1795: $last_link=$link;
1796: }
1.22 albertel 1797: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1798: my $optional_passed=0;
1.20 albertel 1799: my $mandatory_failed=0;
1800: my $ungraded=0;
1801: my $review=0;
1.19 albertel 1802: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1803: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};
1804: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};
1.20 albertel 1805: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1806: if ($status eq 'pass') {
1807: if (!$mandatory) { $optional_passed++; }
1808: } elsif ($status eq 'fail') {
1809: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1810: } elsif ($status eq 'review') {
1811: $review++;
1.20 albertel 1812: } elsif ($status eq 'ungraded') {
1813: $ungraded++;
1.21 albertel 1814: } else {
1.47 albertel 1815: $ungraded++;
1.19 albertel 1816: }
1817: }
1.20 albertel 1818: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1819: $mandatory_failed++;
1820: }
1.21 albertel 1821: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1822: if ($review) {
1.89 albertel 1823: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1824: 'review';
1.20 albertel 1825: } elsif ($ungraded) {
1.89 albertel 1826: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1827: 'ungraded';
1.20 albertel 1828: } elsif ($mandatory_failed) {
1.89 albertel 1829: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1830: 'fail';
1.20 albertel 1831: } else {
1.91 albertel 1832: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1833: 'pass';
1.20 albertel 1834: }
1.69 albertel 1835: } else {
1836: # any other targets no output
1837: undef($result);
1.13 albertel 1838: }
1.18 albertel 1839: return $result;
1.1 albertel 1840: }
1841: }
1842:
1843: sub start_IntroParagraph {
1.87 albertel 1844: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1845: my $result;
1.13 albertel 1846: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1847: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1848: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1849:
1850: } elsif ($target eq 'webgrade') {
1.87 albertel 1851: &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1 albertel 1852: }
1.47 albertel 1853:
1.1 albertel 1854: }
1855: return $result;
1856: }
1857:
1858: sub end_IntroParagraph {
1859: }
1860:
1861: sub start_Instance {
1862: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1863: my $id=&get_id($parstack,$safeeval);
1864: push(@{$dimension{'instances'}},$id);
1865: push(@Apache::bridgetask::instance,$id);
1866: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1867: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1868: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1869: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1870: if (lc($disabled) eq 'yes') {
1871: $dimension{$id.'.disabled'}='1';
1872: }
1.1 albertel 1873: return '';
1874: }
1875:
1876: sub end_Instance {
1877: }
1878:
1879: sub start_InstanceText {
1.87 albertel 1880: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1881: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1882: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1883: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1884: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1885: }
1886: return '';
1887: }
1888:
1889: sub end_InstanceText {
1890: return '';
1891: }
1892:
1893: sub start_Criteria {
1.87 albertel 1894: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1895: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1896: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1897: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1898: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1899: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1900: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1901: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1902: push(@{$dimension{$instance_id.'.criterias'}},$id);
1903: }
1904: return '';
1905: }
1906:
1.47 albertel 1907: sub end_Criteria {
1908: }
1909:
1.4 albertel 1910: sub proctor_validation_screen {
1911: my ($slot) = @_;
1912: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1913: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1914: my $name=&Apache::loncommon::plainname($user,$domain);
1915:
1.4 albertel 1916: my $msg;
1.11 albertel 1917: if ($env{'form.proctorpassword'}) {
1.4 albertel 1918: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1919: .'</font></p>';
1920: }
1.47 albertel 1921: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1922: my $result= (<<ENDCHECKOUT);
1923: <h2>Proctor Validation</h2>
1924: <p>Your room's proctor needs to validate your access to this resource.</p>
1925: $msg
1.11 albertel 1926: <form name="checkout" method="POST" action="$env{'request.uri'}">
1.4 albertel 1927: <input type="hidden" name="validate" value="yes" />
1928: <input type="hidden" name="submitted" value="yes" />
1929: <table>
1.44 albertel 1930: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1931: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1932: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1933: </table>
1934: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1935: <table border="1">
1936: <tr><td>
1937: <table>
1938: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1939: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1940: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1941: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1942: <tr><td colspan="2"><img src="$url" /></td></tr>
1943: </table>
1944: </tr></td>
1945: </table>
1.4 albertel 1946: </form>
1947: ENDCHECKOUT
1948: return $result;
1949: }
1950:
1.1 albertel 1951: 1;
1952: __END__
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