Annotation of loncom/homework/bridgetask.pm, revision 1.114
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.114 ! albertel 4: # $Id: bridgetask.pm,v 1.113 2006/02/21 18:36:30 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/';
1.112 albertel 378: my $file_list="<ul class=\"handininfo\">\n";
1.70 albertel 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 $result=<<INFO;
1.111 albertel 394: <div class="maincontrols">
395: <input type="submit" name="next" value="$lt{'done'}" />
396: <input type="submit" name="stop" value="$lt{'stop'}" />
397: </div>
1.70 albertel 398: $file_list
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.'.$version.'.0.bridgetask.portfiles'});
1.114 ! albertel 483: my (undef,undef,$domain,$user)=
! 484: &Apache::lonxml::whichuser();
! 485: my $files = '<ul>';
! 486: foreach my $file (@files) {
! 487: my $url="/uploaded/$domain/$user/portfolio$file";
! 488: if (! &Apache::lonnet::stat_file($url)) {
! 489: $file = &mt('<font color="red"> Nonexistant file:</font> <tt>[_1]</tt>',$file);
! 490: } else {
! 491: $file = '<tt>'.$file.'</tt>';
! 492: }
! 493: $files .= '<li>'.$file.'</li>';
! 494: }
! 495: $files.='</ul>';
! 496:
1.64 albertel 497: $result.=<<DONESCREEN;
498: <h2>$title</h2>
499: <p> Files submitted: $files </p>
1.67 albertel 500: <p> You are now done with this Bridge Task </p>
1.64 albertel 501: <hr />
502: <p> <a href="/adm/logout">Logout</a> </p>
503: <p> <a href="/adm/roles">Change to a different course</a> </p>
504: DONESCREEN
1.1 albertel 505: } elsif ($status ne 'NOT_YET_VIEWED') {
506: $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
507: }
508: if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
509: $msg.='The problem '.$accessmsg;
510: }
511: $result.=$msg.'<br />';
512: } elsif ($target eq 'tex') {
513: $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm';
514: if ($status eq 'UNAVAILABLE') {
515: $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
516: } else {
517: $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
518: }
1.22 albertel 519: } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4 albertel 520: if ($status eq 'NEEDS_CHECKIN') {
1.83 albertel 521: if(&proctor_check_auth($slot_name,$slot,'Task')
522: && defined($Apache::inputtags::slot_name)) {
1.77 albertel 523: my $result=&add_to_queue('gradingqueue',
1.82 albertel 524: [$Apache::inputtags::slot_name]);
1.77 albertel 525: &Apache::lonxml::debug("add_to_queue said $result");
526: }
1.4 albertel 527: }
1.1 albertel 528: }
529: } elsif ($target eq 'web') {
530: my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
531: $result.="$head_tag_start<title>$name</title></head>
1.53 albertel 532: $body_tag_start \n".&style();
1.36 albertel 533:
1.57 albertel 534: $result.=&preserve_grade_info();
535: $result.=&internal_location();
1.36 albertel 536: $result.=$form_tag_start.
537: '<input type="hidden" name="submitted" value="yes" />';
1.54 albertel 538: &Apache::lonxml::startredirection();
1.1 albertel 539: }
1.21 albertel 540: } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
541: $target eq 'webgrade') {
1.32 albertel 542: my $webgrade='yes';
1.21 albertel 543: if ($target eq 'webgrade') {
1.110 albertel 544: $result.=$head_tag_start.'</head>'.$body_tag_start;
1.49 albertel 545: #$result.='<br />Review'.&show_queue('reviewqueue');
546: #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30 albertel 547: }
1.33 albertel 548: # FIXME Blast! still need to reorg this, need to reshow the
549: # queue being reviewed once done with the grade pass...
550: # Hrrm, vaildation pass should perhaps say 'not_locked'
551: # perhaps do a search if there is a key that is mine and if
552: # there isn't reshow the queue....
1.105 albertel 553: my ($todo,$status_code,$msg)=&get_key_todo($target);
1.33 albertel 554:
555: if ($todo) {
556: &setup_env_for_other_user($todo,$safeeval);
557: my ($symb,$uname,$udom)=&decode_queue_key($todo);
558: $result.="\n".'<table><tr><td>Found '.
559: &Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
560: $form_tag_start.=
561: '<input type="hidden" name="gradingkey" value="'.
562: &Apache::lonnet::escape($todo).'" />';
563: $Apache::bridgetask::queue_key=$todo;
564: &Apache::structuretags::initialize_storage();
565: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.110 albertel 566: if ($target eq 'webgrade' && $status_code eq 'selected') {
567: $form_tag_start.=
568: '<input type="hidden" name="queuemode" value="selected" />';
1.33 albertel 569: }
1.15 albertel 570: } else {
1.33 albertel 571: if ($target eq 'webgrade') {
572: $result.="\n";
1.81 albertel 573: my $back='<p><a href="/adm/flip?postdata=return:">'.
574: &mt('Return to resource').'</a></p>';
1.33 albertel 575: if ($status_code eq 'stop') {
1.81 albertel 576: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 577: } elsif ($status_code eq 'lock_failed') {
1.105 albertel 578: $result.='<b>'.&mt("Failed to lock the requested record.")
1.81 albertel 579: .'</b>'.$back;
1.33 albertel 580: } elsif ($status_code eq 'unlock') {
1.81 albertel 581: $result.='<b>'.&mt("Unlocked the requested record.")
582: .'</b>'.$back;
1.33 albertel 583: $result.=&show_queue($env{'form.queue'},1);
584: } elsif ($status_code eq 'show_list') {
585: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 586: } elsif ($status_code eq 'select_user') {
587: $result.=&select_user();
1.95 albertel 588: } elsif ($status_code eq 'unable') {
589: $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
1.105 albertel 590: } elsif ($status_code eq 'not_allowed') {
591: $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
1.33 albertel 592: } else {
1.81 albertel 593: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 594: }
1.21 albertel 595: }
1.33 albertel 596: $webgrade='no';
1.87 albertel 597: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 598: }
599: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 600: if ($webgrade eq 'yes') {
601: $result.=&submission_time_stamp();
602: }
1.32 albertel 603: $result.=$form_tag_start;
604: $result.='<input type="hidden" name="webgrade" value="'.
605: $webgrade.'" />';
606: $result.='<input type="hidden" name="queue" value="'.
607: $env{'form.queue'}.'" />';
1.52 albertel 608: if ($env{'form.regrade'}) {
609: $result.='<input type="hidden" name="regrade" value="'.
610: $env{'form.regrade'}.'" />';
611: }
1.62 albertel 612: if ($env{'form.chosensections'}) {
613: my @chosen_sections=
614: &Apache::loncommon::get_env_multiple('form.chosensections');
615: foreach my $sec (@chosen_sections) {
616: $result.='<input type="hidden" name="chosensections"
617: value="'.$sec.'" />';
618: }
619: }
1.70 albertel 620: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 621: }
1.110 albertel 622: if ($target eq 'webgrade') {
1.111 albertel 623: $result.="\n".'<div id="criterialist">';
1.110 albertel 624: }
1.74 albertel 625: } elsif ($target eq 'edit') {
626: $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
627: &Apache::structuretags::problem_edit_header();
628: $Apache::lonxml::warnings_error_header=
629: &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 />";
630: my $temp=&Apache::edit::insertlist($target,$token);
631: $result.=$temp;
1.1 albertel 632: } else {
633: # page_start returned a starting result, delete it if we don't need it
634: $result = '';
635: }
636: return $result;
637: }
638:
1.32 albertel 639: sub get_key_todo {
640: my ($target)=@_;
641: my $todo;
1.33 albertel 642:
643: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 644: &Apache::lonxml::debug("review a submission....");
1.33 albertel 645: $env{'form.queue'}='reviewqueue';
646: return (undef,'show_list');
647: }
648:
649: if (defined($env{'form.reviewagrading'})) {
650: &Apache::lonxml::debug("review a grading....");
651: $env{'form.queue'}='gradingqueue';
652: return (undef,'show_list');
653: }
654:
1.49 albertel 655: if (defined($env{'form.regradeasubmission'})) {
656: &Apache::lonxml::debug("regrade a grading....");
657: $env{'form.queue'}='none';
658: return (undef,'select_user');
659: }
660:
1.105 albertel 661:
662: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
663:
664: #need to try both queues..
665: if (defined($env{'form.regradeaspecificsubmission'}) &&
666: defined($env{'form.gradinguser'}) &&
667: defined($env{'form.gradingdomain'}) ) {
668: my ($symb,$cid)=&Apache::lonxml::whichuser();
669: my $cnum = $env{'course.'.$cid.'.num'};
670: my $cdom = $env{'course.'.$cid.'.domain'};
671: my $uname = $env{'form.gradinguser'};
672: my $udom = $env{'form.gradingdomain'};
673:
674: my $gradingkey=&encode_queue_key($symb,$udom,$uname);
675:
676: my $queue;
677:
678: if (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
679: $env{'form.queue'} = $queue = 'gradingqueue';
680: } elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
681: $env{'form.queue'} = $queue = 'reviewqueue';
682: }
683:
684: if (!$queue) {
685: $env{'form.queue'} = $queue = 'none';
686: #not queued so doing either a re or pre grade
687: return ($gradingkey);
688: }
689:
690: my $who=&queue_key_locked($queue,$gradingkey);
691: if ($who eq $me) {
692: #already have the lock
693: $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
694: return ($gradingkey);
695: }
696:
697: if (!defined($who)) {
698: if (&lock_key($queue,$gradingkey)) {
699: return ($gradingkey);
700: } else {
701: return (undef,'lock_failed');
702: }
703: }
704:
705: #otherwise (defined($who) && $who ne $me) some else has it...
706: return (undef,'not_allowed',
707: &mt('Another user ([_1]) currently has the record for [_2] locked.',
708: $who,$env{'form.gradinguser'}.'@'.$env{'form.gradingdomain'}));
709: }
710:
711:
1.32 albertel 712: my $queue=$env{'form.queue'};
1.33 albertel 713:
1.32 albertel 714: if (!defined($queue)) {
715: $env{'form.queue'}=$queue='gradingqueue';
716: }
1.33 albertel 717:
1.32 albertel 718: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 719:
1.49 albertel 720: if ($env{'form.queue'} eq 'none') {
721: if (defined($env{'form.gradingkey'})) {
722: if ($target eq 'webgrade') {
723: if ($env{'form.stop'}) {
724: return (undef,'stop');
725: } elsif ($env{'form.next'}) {
1.59 albertel 726: return (undef,'select_user');
1.49 albertel 727: }
728: }
729: return ($gradingkey,'selected');
730: } else {
1.59 albertel 731: return (undef,'select_user');
1.49 albertel 732: }
733: }
1.32 albertel 734: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 735: && !defined($env{'form.gradingaction'})
736: && $env{'form.queuemode'} eq 'selected') {
737:
738: my $who=&queue_key_locked($queue,$gradingkey);
739: if ($who eq $me) {
740: &Apache::lonxml::debug("Found a key was given to me");
741: return ($gradingkey,'selected');
742: } else {
743: return (undef,'show_list');
744: }
745:
746: }
747:
748: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
749: if ($env{'form.gradingaction'} eq 'resume') {
750: delete($env{'form.gradingaction'});
751: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 752: return ($gradingkey);
1.33 albertel 753: } elsif ($env{'form.gradingaction'} eq 'unlock') {
754: &Apache::lonxml::debug("Unlocking a key ".
755: &check_queue_unlock($queue,$gradingkey,1));
756: return (undef,'unlock');
757: } elsif ($env{'form.gradingaction'} eq 'select') {
758: &Apache::lonxml::debug("Locking a key");
759: if (&lock_key($queue,$gradingkey)) {
760: &Apache::lonxml::debug("Success $queue");
761: return ($gradingkey);
762: }
763: &Apache::lonxml::debug("Failed $queue");
764: return (undef,'lock_failed');
1.32 albertel 765: }
766: }
1.33 albertel 767:
768: if ($env{'form.queuemode'} ne 'selected') {
769: # don't get something new from the queue if they hit the stop button
770: if (!($env{'form.stop'} && $target eq 'webgrade')
771: && !$env{'form.gradingaction'}) {
772: &Apache::lonxml::debug("Getting anew $queue");
773: return (&get_from_queue($queue));
774: } else {
775: return (undef,'stop');
776: }
1.32 albertel 777: }
1.33 albertel 778: return (undef,undef)
1.32 albertel 779: }
1.94 albertel 780:
781: sub minimize_storage {
782: foreach my $key (keys(%Apache::lonhomework::results)) {
783: if ($key =~ /regrader$/) { next; }
784: if ($Apache::lonhomework::results{$key} eq
785: $Apache::lonhomework::history{$key}) {
786: delete($Apache::lonhomework::results{$key});
787: }
788: }
789: }
790:
1.1 albertel 791: sub end_Task {
792: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
793: my $result='';
794: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 795: my ($version,$previous)=&get_version();
1.1 albertel 796: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 797: $target eq 'tex') {
1.69 albertel 798: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 799: if ($target eq 'web') {
1.54 albertel 800: if (&show_task($status,$previous)) {
801: $result.=&Apache::lonxml::endredirection();
802: }
1.64 albertel 803: if ($status eq 'CAN_ANSWER' && !$previous &&
804: !$env{'form.donescreen'}) {
1.15 albertel 805: $result.="\n".'<table border="1">'.
1.28 albertel 806: &Apache::inputtags::file_selector("$version.0",
807: "bridgetask","*",
1.46 albertel 808: 'portfolioonly',
809: '
810: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
811: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 812: "</table>";
1.77 albertel 813: }
1.78 albertel 814: if (!$previous && $status ne 'SHOW_ANSWER' &&
815: &show_task($status,$previous)) {
1.9 albertel 816: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 817: $result.='</form>';
818: $result.=<<DONEBUTTON;
819: <form method="POST">
820: <input type="hidden" name="donescreen" value="1" />
821: <input type="submit" value="Done" />
822: </form>
823: DONEBUTTON
1.77 albertel 824: }
1.56 albertel 825: if (&show_task($status,$previous) &&
1.89 albertel 826: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
827: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 828: my $title=&Apache::lonnet::gettitle();
1.80 albertel 829:
830: my $slot_name=
1.89 albertel 831: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 832: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 833: my $start_time=
834: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 835:
1.80 albertel 836: my $status = "\n<div class='$bt_status'>\n";
1.54 albertel 837:
838: if ($bt_status eq 'pass') {
839: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 840: $start_time.'</h2>';
1.54 albertel 841: }
842: if ($bt_status eq 'fail') {
843: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 844: $start_time.'</h2>';
1.54 albertel 845: if (!$previous) {
846: $status.=&add_request_another_attempt_button();
847: }
848: }
849: my $man_count=0;
850: my $opt_count=0;
851: my $opt_passed=0;
852: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
853: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
854: eq 'N') {
855: $opt_count++;
1.89 albertel 856: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 857: $opt_passed++;
858: }
859: } else {
860: $man_count++;
861: }
862: }
863: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
864: $parstack,$safeeval);
865: if ($opt_req !~ /\S/) { $opt_req='0'; }
1.99 albertel 866: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
1.54 albertel 867:
868: my $internal_location=&internal_location();
869: $result=~s/\Q$internal_location\E/$status/;
870: }
1.13 albertel 871: }
872: if ($target eq 'web' || $target eq 'webgrade') {
1.1 albertel 873: $result.=&Apache::lonxml::xmlend().'</html>';
874: }
875: }
1.29 albertel 876: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 877: my $award='SUBMITTED';
1.28 albertel 878: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 879: 'portfiles',\$award);
1.14 albertel 880: if ($award eq 'SUBMITTED' &&
1.28 albertel 881: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
882: $Apache::lonhomework::results{"resource.0.tries"}=
883: $Apache::lonhomework::results{"resource.$version.0.tries"}=
884: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
885:
886: $Apache::lonhomework::results{"resource.0.award"}=
887: $Apache::lonhomework::results{"resource.$version.0.award"}=
888: $award;
1.51 albertel 889: $Apache::lonhomework::results{"resource.0.submission"}=
890: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 891: } else {
892: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 893: $award = '';
1.10 albertel 894: }
1.4 albertel 895: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
896: &Apache::structuretags::finalize_storage();
1.83 albertel 897: if ($award eq 'SUBMITTED'
898: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 899: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 900: }
1.79 albertel 901: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
902: &Apache::structuretags::finalize_storage();
1.1 albertel 903: }
1.32 albertel 904: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 905: my $optional_required=
906: &Apache::lonxml::get_param('OptionalRequired',$parstack,
907: $safeeval);
908: my $optional_passed=0;
909: my $mandatory_failed=0;
910: my $ungraded=0;
911: my $review=0;
1.21 albertel 912: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 913: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
914: my $status=
1.89 albertel 915: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 916: my $mandatory=
917: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
918: if ($status eq 'pass') {
919: if (!$mandatory) { $optional_passed++; }
920: } elsif ($status eq 'fail') {
921: if ($mandatory) { $mandatory_failed++; }
922: } elsif ($status eq 'ungraded') {
923: $ungraded++;
924: } elsif ($status eq 'review') {
925: $review++;
1.49 albertel 926: } else {
927: $ungraded++;
928: }
1.20 albertel 929: }
930: if ($optional_passed < $optional_required) {
931: $mandatory_failed++;
932: }
1.21 albertel 933: &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 934: $Apache::lonhomework::results{'resource.0.regrader'}=
1.20 albertel 935: $env{'user.name'}.'@'.$env{'user.domain'};
936: if ($review) {
1.89 albertel 937: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 938: if ($env{'form.queue'} eq 'reviewqueue') {
939: &check_queue_unlock($env{'form.queue'});
940: &Apache::lonxml::debug(" still needs review not changing status.");
941: } else {
1.49 albertel 942: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 943: }
1.20 albertel 944: } elsif ($ungraded) {
1.89 albertel 945: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 946: if ($env{'form.queue'} eq 'reviewqueue' ||
947: $env{'form.queue'} eq 'none' ) {
1.33 albertel 948: &Apache::lonxml::debug("moving back.");
1.49 albertel 949: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 950: } else {
951: &check_queue_unlock($env{'form.queue'});
952: }
1.20 albertel 953: } elsif ($mandatory_failed) {
1.89 albertel 954: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 955: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
956: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
957: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 958: &remove_from_queue($env{'form.queue'});
959:
960: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 961:
962: if ($env{'form.regrade'} ne 'yes') {
963: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
964: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
965: &Apache::grades::version_portfiles(
966: \%Apache::lonhomework::results,
967: ["$version.0.bridgetask"],$courseid,
968: $symb,$udom,$uname,
969: ["$version.0.bridgetask"]);
970: }
1.20 albertel 971: } else {
1.89 albertel 972: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 973: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
974: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
975: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 976: &remove_from_queue($env{'form.queue'});
1.39 albertel 977:
978: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 979: if ($env{'form.regrade'} ne 'yes') {
980: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
981: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
982: &Apache::grades::version_portfiles(
983: \%Apache::lonhomework::results,
984: ["$version.0.bridgetask"],$courseid,
985: $symb,$udom,$uname,
986: ["$version.0.bridgetask"]);
987: }
1.20 albertel 988: }
1.89 albertel 989: $Apache::lonhomework::results{"resource.0.status"}=
990: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 991: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 992: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 993: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 994: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 995: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 996: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 997: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 998: }
1.94 albertel 999: &minimize_storage();
1.21 albertel 1000: &Apache::structuretags::finalize_storage();
1.20 albertel 1001: }
1.15 albertel 1002: } elsif ($target eq 'webgrade') {
1.111 albertel 1003: $result.="</div>\n<hr />";
1.20 albertel 1004: #$result.='<input type="submit" name="next" value="'.
1005: # &mt('Save & Next').'" /> ';
1006: #$result.='<input type="submit" name="end" value="'.
1007: # &mt('Save & Stop Grading').'" /> ';
1008: #$result.='<input type="submit" name="throwaway" value="'.
1009: # &mt('Throw Away & Stop Grading').'" /> ';
1010: #$result.='<input type="submit" name="save" value="'.
1011: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.15 albertel 1012: $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';
1.1 albertel 1013: } elsif ($target eq 'meta') {
1.70 albertel 1014: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 1015: $result.=&Apache::response::meta_stores_write('solved','string',
1016: 'Problem Status');
1017: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
1018: 'Number of Attempts');
1019: $result.=&Apache::response::meta_stores_write('awarded','float',
1020: 'Partial Credit Factor');
1021: $result.=&Apache::response::meta_stores_write('status','string',
1022: 'Bridge Task Status');
1.1 albertel 1023: }
1.4 albertel 1024: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 1025: return $result;
1026: }
1027:
1.31 albertel 1028: sub move_between_queues {
1029: my ($src_queue,$dest_queue)=@_;
1.49 albertel 1030: my $cur_data;
1031: if ($src_queue ne 'none') {
1032: $cur_data=&get_queue_data($src_queue);
1033: if (!$cur_data) { return 'not_exist'; }
1034: } else {
1035: $cur_data = ['none'];
1036: }
1.82 albertel 1037: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 1038: if ($result ne 'ok') {
1039: return $result;
1040: }
1041: &check_queue_unlock($src_queue);
1042: return &remove_from_queue($src_queue);
1.21 albertel 1043: }
1044:
1045: sub check_queue_unlock {
1.32 albertel 1046: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 1047: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 1048: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 1049: if (!defined($key)) {
1050: $key="$symb\0queue\0$uname\@$udom";
1051: }
1.30 albertel 1052: my $cnum=$env{'course.'.$cid.'.num'};
1053: my $cdom=$env{'course.'.$cid.'.domain'};
1054: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1055: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
1056: if ($who eq $me) {
1.32 albertel 1057: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1058: } elsif ($allow_not_me) {
1.33 albertel 1059: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 1060: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 1061: }
1.32 albertel 1062: return 'not_owner';
1.21 albertel 1063: }
1064:
1.88 albertel 1065: sub in_queue {
1066: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1067: if ($queue eq 'none') { return 0; }
1068: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1069: || !defined($udom) || !defined($uname)) {
1070: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1071: $cnum=$env{'course.'.$cid.'.num'};
1072: $cdom=$env{'course.'.$cid.'.domain'};
1073: }
1074:
1075: my $key=&encode_queue_key($symb,$udom,$uname);
1076: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
1077:
1078: if (defined($results{$key})) {
1079: return 1;
1080: }
1081: return 0;
1082: }
1083:
1.21 albertel 1084: sub remove_from_queue {
1.86 albertel 1085: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 1086: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 1087: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1088: || !defined($udom) || !defined($uname)) {
1089: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1090: $cnum=$env{'course.'.$cid.'.num'};
1091: $cdom=$env{'course.'.$cid.'.domain'};
1092: }
1.88 albertel 1093: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
1094: return 'ok';
1095: }
1.86 albertel 1096: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 1097: my @keys=($key,"$key\0locked");
1.31 albertel 1098: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 1099: }
1100:
1.16 albertel 1101: sub setup_env_for_other_user {
1102: my ($queue_key,$safeeval)=@_;
1103: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 1104: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 1105: $env{'form.grade_symb'}=$symb;
1106: $env{'form.grade_domain'}=$udom;
1107: $env{'form.grade_username'}=$uname;
1108: $env{'form.grade_courseid'}=$env{'request.course.id'};
1109: &Apache::lonxml::initialize_rndseed($safeeval);
1110: }
1111:
1.31 albertel 1112: sub get_queue_data {
1113: my ($queue)=@_;
1114: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1115: my $cnum=$env{'course.'.$cid.'.num'};
1116: my $cdom=$env{'course.'.$cid.'.domain'};
1117: my $todo="$symb\0queue\0$uname\@$udom";
1118: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1119: if ($key eq $todo && ref($value)) {
1120: return $value;
1121: }
1122: return undef;
1123: }
1124:
1.84 albertel 1125:
1.49 albertel 1126: sub check_queue_for_key {
1.84 albertel 1127: my ($cdom,$cnum,$queue,$todo)=@_;
1128:
1.49 albertel 1129: my %results=
1130: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1131:
1132: if (exists($results{$todo}) && ref($results{$todo})) {
1133: if (defined($results{"$todo\0locked"})) {
1134: return 'locked';
1135: }
1.86 albertel 1136: my $slot;
1137: if (ref($results{$todo}) eq 'ARRAY') {
1138: $slot = $results{$todo}[0];
1139: } elsif (ref($results{$todo}) eq 'HASH') {
1140: $slot = $results{$todo}{'slot'};
1141: }
1142: if (defined($slot)) {
1143: my %slot_data=&Apache::lonnet::get_slot($slot);
1144: if ($slot_data{'endtime'} > time) {
1145: return 'in_progress';
1146: }
1.58 albertel 1147: }
1.49 albertel 1148: return 'enqueued';
1149: }
1150: return undef;
1151: }
1152:
1.14 albertel 1153: sub add_to_queue {
1.82 albertel 1154: my ($queue,$user_data)=@_;
1.49 albertel 1155: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1156: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1157: if (!$cid || $env{'request.state'} eq 'construct') {
1158: return 'no_queue';
1159: }
1.14 albertel 1160: my $cnum=$env{'course.'.$cid.'.num'};
1161: my $cdom=$env{'course.'.$cid.'.domain'};
1162: my %data;
1.82 albertel 1163: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1164: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1165: }
1166:
1167: sub show_queue {
1.32 albertel 1168: my ($queue,$with_selects)=@_;
1.14 albertel 1169: my $result;
1170: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1171: my $cnum=$env{'course.'.$cid.'.num'};
1172: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1173:
1174: my @chosen_sections=
1175: &Apache::loncommon::get_env_multiple('form.chosensections');
1176: &Apache::grades::init_perm();
1177: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1178: &Apache::grades::reset_perm();
1.63 albertel 1179: if (!(grep(/^all$/,@chosen_sections))) {
1180: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1181: '</tt>.</p> '."\n";
1182: }
1.59 albertel 1183:
1.16 albertel 1184: my $regexp="^$symb\0";
1.30 albertel 1185: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1186: my ($tmp)=%queue;
1187: if ($tmp=~/^error: 2 /) {
1.33 albertel 1188: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1189: }
1.103 albertel 1190: my $title=&Apache::lonnet::gettitle($symb);
1191: $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
1192: if ($with_selects) { $result.="<th>Status</th><th></th>"; }
1193: $result.="<th>user</th><th>data</th></tr>";
1.14 albertel 1194: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1195: my ($symb,$uname,$udom) = &decode_queue_key($key);
1196: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1197: if ($key=~/locked$/ && !$with_selects) {
1.103 albertel 1198: $result.="<tr><td>$uname</td>";
1199: $result.='<td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1200: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.103 albertel 1201: $result.="<tr><td></td>";
1202: $result.='<td>'.
1.16 albertel 1203: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1204: } elsif ($key!~/(timestamp|locked)$/) {
1205: $result.="<tr>";
1.35 albertel 1206: my $slot=$queue{$key}->[0];
1207: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1208: if ($with_selects) {
1209: my $ekey=&Apache::lonnet::escape($key);
1.103 albertel 1210: my ($action,$description,$status)=('select',&mt('Select'));
1.32 albertel 1211: if (exists($queue{"$key\0locked"})) {
1212: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1.103 albertel 1213: $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
1.32 albertel 1214: if ($me eq $queue{"$key\0locked"}) {
1215: ($action,$description)=('resume',&mt('Resume'));
1216: } else {
1217: ($action,$description)=('unlock',&mt('Unlock'));
1218: }
1219: }
1.62 albertel 1220: my $seclist;
1221: foreach my $sec (@chosen_sections) {
1222: $seclist.='<input type="hidden" name="chosensections"
1223: value="'.$sec.'" />';
1224: }
1.35 albertel 1225: if (time > $slot_data{'endtime'}) {
1226: $result.=(<<FORM);
1.103 albertel 1227: <td>$status</td>
1.32 albertel 1228: <td>
1.103 albertel 1229: <form style="display: inline" method="POST">
1.32 albertel 1230: <input type="hidden" name="gradingkey" value="$ekey" />
1231: <input type="hidden" name="queue" value="$queue" />
1232: <input type="hidden" name="gradingaction" value="$action" />
1233: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1234: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1235: <input type="submit" name="submit" value="$description" />
1.62 albertel 1236: $seclist
1.32 albertel 1237: </form>
1238: </td>
1239: FORM
1.35 albertel 1240:
1241: } else {
1242: $result.='<td>'.&mt("In Progress").'</td>'
1243: }
1.32 albertel 1244: }
1.104 albertel 1245: $result.= "<td>".$fullname->{$uname.':'.$udom}.
1246: " <tt>($uname\@$udom)</tt> </td>";
1.103 albertel 1247: $result.='<td>Slot: '.$slot.' End time: '.
1.20 albertel 1248: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1249: "</td></tr>";
1.16 albertel 1250: }
1.14 albertel 1251: }
1.15 albertel 1252: $result.="</table><hr />\n";
1.14 albertel 1253: return $result;
1254: }
1255:
1.34 albertel 1256: sub get_queue_counts {
1257: my ($queue)=@_;
1258: my $result;
1259: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1260: my $cnum=$env{'course.'.$cid.'.num'};
1261: my $cdom=$env{'course.'.$cid.'.domain'};
1262: my $regexp="^$symb\0";
1263: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1264: my ($tmp)=%queue;
1265: if ($tmp=~/^error: 2 /) {
1266: return (0,0,0);
1267: }
1268: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1.96 albertel 1269: my %slot_cache;
1.34 albertel 1270: foreach my $key (sort(keys(%queue))) {
1271: if ($key=~/locked$/) {
1272: $locks++;
1273: } elsif ($key=~/timestamp$/) {
1274: #ignore
1275: } elsif ($key!~/(timestamp|locked)$/) {
1276: my ($symb,$uname,$udom) = &decode_queue_key($key);
1277: $entries++;
1278: my $slot=$queue{$key}->[0];
1.96 albertel 1279: if (!exists($slot_cache{$slot})) {
1280: my %slot_data=&Apache::lonnet::get_slot($slot);
1281: $slot_cache{$slot} = \%slot_data;
1282: }
1283: if (time > $slot_cache{$slot}{'endtime'}) {
1.34 albertel 1284: $ready_to_grade++;
1285: }
1286: }
1287: }
1288: return ($entries,$ready_to_grade,$locks);
1289: }
1290:
1.49 albertel 1291: sub encode_queue_key {
1292: my ($symb,$udom,$uname)=@_;
1293: return "$symb\0queue\0$uname\@$udom";
1294: }
1295:
1.14 albertel 1296: sub decode_queue_key {
1297: my ($key)=@_;
1298: my ($symb,undef,$user) = split("\0",$key);
1299: my ($uname,$udom) = split('@',$user);
1300: return ($symb,$uname,$udom);
1301: }
1302:
1303: sub queue_key_locked {
1.30 albertel 1304: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1305: if (!defined($cdom) || !defined($cnum)) {
1306: my (undef,$cid)=&Apache::lonxml::whichuser();
1307: $cnum=$env{'course.'.$cid.'.num'};
1308: $cdom=$env{'course.'.$cid.'.domain'};
1309: }
1.14 albertel 1310: my ($key_locked,$value)=
1.30 albertel 1311: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1312: if ($key_locked eq "$key\0locked") {
1313: return $value;
1314: }
1315: return undef;
1316: }
1317:
1318: sub pick_from_queue_data {
1.30 albertel 1319: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1.98 albertel 1320: my @possible; # will hold queue entries that are valid to be selected
1.30 albertel 1321: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1322: if ($key =~ /\0locked$/) { next; }
1323: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1324: my ($symb,$uname,$udom)=&decode_queue_key($key);
1325: if ($check_section) {
1326: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1327: if ($section eq $check_section) {
1.33 albertel 1328: &Apache::lonxml::debug("my sec");
1.15 albertel 1329: next;
1330: }
1.14 albertel 1331: }
1.30 albertel 1332: my $slot=$queuedata->{$key}[0];
1.14 albertel 1333: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1334: if ($slot_data{'endtime'} > time) {
1.33 albertel 1335: &Apache::lonxml::debug("not time");
1.15 albertel 1336: next;
1337: }
1.98 albertel 1338: if (exists($queuedata->{"$key\0locked"})) {
1.33 albertel 1339: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1340: next;
1341: }
1.98 albertel 1342: push(@possible,[$key,$slot_data{'endtime'}]);
1343: }
1344: if (@possible) {
1345: # sort entries in order by slot end time
1346: @possible = sort { $a->[1] <=> $b->[1] } @possible;
1347: # pick one of the first ten entries
1348: my $max=($#possible < 10) ? $#possible : 10;
1349: return $possible[int(rand($max))][0];
1.14 albertel 1350: }
1351: return undef;
1352: }
1353:
1.15 albertel 1354: sub find_mid_grade {
1.30 albertel 1355: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1356: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1357: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1358: if ($todo) {
1.30 albertel 1359: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1360: if ($who eq $me) { return $todo; }
1361: }
1362: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1363: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1364: foreach my $key (keys(%locks)) {
1365: my $who=$locks{$key};
1366: if ($who eq $me) {
1367: $todo=$key;
1368: $todo=~s/\0locked$//;
1369: return $todo;
1370: }
1371: }
1372: return undef;
1373: }
1374:
1.32 albertel 1375: sub lock_key {
1376: my ($queue,$todo)=@_;
1377: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1378: my (undef,$cid)=&Apache::lonxml::whichuser();
1379: my $cnum=$env{'course.'.$cid.'.num'};
1380: my $cdom=$env{'course.'.$cid.'.domain'};
1381: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1382: $cdom,$cnum);
1.33 albertel 1383: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1384: if ($success eq 'ok') {
1385: return 1;
1386: }
1387: return 0;
1388: }
1389:
1.86 albertel 1390: sub get_queue_symb_status {
1.85 albertel 1391: my ($queue,$symb,$cdom,$cnum) = @_;
1392: if (!defined($cdom) || !defined($cnum)) {
1393: my (undef,$cid)=&Apache::lonxml::whichuser();
1394: $cnum=$env{'course.'.$cid.'.num'};
1395: $cdom=$env{'course.'.$cid.'.domain'};
1396: }
1397: my $regexp="^$symb\0";
1398: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1399: my ($tmp)=%queue;
1400: if ($tmp=~/^error: 2 /) { return; }
1401: my @users;
1402: foreach my $key (sort(keys(%queue))) {
1403: next if ($key=~/locked$/);
1404: next if ($key=~/timestamp$/);
1405: my ($symb,$uname,$udom) = &decode_queue_key($key);
1406: push(@users,"$uname:$udom");
1407: }
1408: return @users;
1409: }
1410:
1.14 albertel 1411: sub get_from_queue {
1.30 albertel 1412: my ($queue)=@_;
1.14 albertel 1413: my $result;
1414: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1415: my $cnum=$env{'course.'.$cid.'.num'};
1416: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1417: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1418: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1419: if ($todo) { return $todo; }
1.95 albertel 1420: my $attempts=0;
1.14 albertel 1421: while (1) {
1.95 albertel 1422: if ($attempts > 2) {
1423: # tried twice to get a queue entry, giving up
1424: return (undef,'unable');
1425: }
1.14 albertel 1426: my $starttime=time;
1.83 albertel 1427: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1428: $cdom,$cnum);
1.33 albertel 1429: &Apache::lonxml::debug("$starttime");
1.14 albertel 1430: my $regexp="^$symb\0queue\0";
1.97 albertel 1431: my $range= ($attempts < 1 ) ? '0-100' : '0-400';
1432:
1.98 albertel 1433: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1434: #make a pass looking for a user _not_ in my section
1.14 albertel 1435: if ($env{'request.course.sec'}) {
1.33 albertel 1436: &Apache::lonxml::debug("sce");
1.30 albertel 1437: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1438: \%queue,$cdom,$cnum);
1.33 albertel 1439: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1440: }
1.33 albertel 1441: # no one _not_ in our section so look for any user that is
1442: # ready for grading
1.14 albertel 1443: if (!$todo) {
1.33 albertel 1444: &Apache::lonxml::debug("no sce");
1.98 albertel 1445: $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33 albertel 1446: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1447: }
1448: # no user to grade
1449: if (!$todo) { last; }
1.33 albertel 1450: &Apache::lonxml::debug("got $todo");
1.14 albertel 1451: # otherwise found someone so lets try to lock them
1.32 albertel 1452: # unless someone else already picked them
1.95 albertel 1453: if (!&lock_key($queue,$todo)) {
1454: $attempts++;
1455: next;
1456: }
1.14 albertel 1457: my (undef,$endtime)=
1.30 albertel 1458: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1459: $cdom,$cnum);
1.33 albertel 1460: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1461: # someone else already modified the queue,
1462: # perhaps our picked user wass already fully graded between
1463: # when we picked him and when we locked his record? so lets
1464: # double check.
1465: if ($endtime != $starttime) {
1466: my ($key,$value)=
1.30 albertel 1467: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1468: $cdom,$cnum);
1.33 albertel 1469: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1470: if ($key eq $todo && ref($value)) {
1471: } else {
1.30 albertel 1472: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1473: $cdom,$cnum);
1.33 albertel 1474: &Apache::lonxml::debug("del");
1.95 albertel 1475: $attempts++;
1.14 albertel 1476: next;
1477: }
1478: }
1.33 albertel 1479: &Apache::lonxml::debug("last $todo");
1.14 albertel 1480: last;
1481: }
1482: return $todo;
1483: }
1484:
1.49 albertel 1485: sub select_user {
1486: my ($symb,$cid)=&Apache::lonxml::whichuser();
1487:
1.59 albertel 1488: my @chosen_sections=
1489: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1490: &Apache::grades::init_perm();
1.59 albertel 1491: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1492: &Apache::grades::reset_perm();
1.63 albertel 1493:
1494: my $result;
1495: if (!(grep(/^all$/,@chosen_sections))) {
1496: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1497: '</tt>.</p> '."\n";
1498: }
1499: $result.='<table border="1">';
1.49 albertel 1500:
1501: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1502: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1503:
1.84 albertel 1504: my $cnum=$env{'course.'.$cid.'.num'};
1505: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1506: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1507: 'Task');
1.49 albertel 1508: my $queue = 'none';
1.58 albertel 1509: my $cannot_grade;
1510: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1511: $queue = 'reviewqueue';
1.58 albertel 1512: if ($status{'reviewqueue'} eq 'in_progress') {
1513: $cannot_grade=1;
1514: }
1515: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1516: $queue = 'gradingqueue';
1.58 albertel 1517: if ($status{'gradingqueue'} eq 'in_progress') {
1518: $cannot_grade=1;
1519: }
1.49 albertel 1520: }
1521: my $todo =
1522: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1523: if ($cannot_grade) {
1524: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1525: '</td><td>';
1526: } else {
1.62 albertel 1527: my $seclist;
1528: foreach my $sec (@chosen_sections) {
1529: $seclist.='<input type="hidden" name="chosensections"
1530: value="'.$sec.'" />';
1531: }
1.102 albertel 1532: my $studentdis = $student;
1533: $studentdis =~ tr/:/@/;
1.58 albertel 1534: $result.=<<RESULT;
1.49 albertel 1535: <tr>
1536: <td>
1.102 albertel 1537: <form style="display: inline" method="POST">
1.49 albertel 1538: <input type="hidden" name="gradingkey" value="$todo" />
1539: <input type="hidden" name="queue" value="$queue" />
1540: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1541: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1542: <input type="submit" name="submit" value="Regrade" />
1543: $seclist
1.49 albertel 1544: </form>
1.102 albertel 1545: <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49 albertel 1546: <td>
1547: RESULT
1.58 albertel 1548: }
1.49 albertel 1549: if ($status{'status'} eq 'pass') {
1550: $result .= '<font color="green">'.&mt('Passed').'</font>';
1551: } elsif ($status{'status'} eq 'fail') {
1552: $result .= '<font color="red">'.&mt('Failed').'</font>';
1553: } elsif ($status{'status'} eq 'review') {
1554: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1555: } elsif ($status{'status'} eq 'ungraded') {
1556: $result .= &mt('Ungraded');
1557: } elsif ($status{'status'} ne '') {
1558: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1559: } else {
1560: $result.=" ";
1561: }
1562: if ($status{'version'}) {
1563: $result .= ' '.&mt('Version').' '.$status{'version'};
1564: }
1.101 albertel 1565: if ($status{'grader'}) {
1566: $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
1567: }
1.49 albertel 1568: $result.= '</td><td>';
1569: if ($status{'reviewqueue'} eq 'enqueued') {
1570: $result .= &mt('Awaiting Review');
1571: } elsif ($status{'reviewqueue'} eq 'locked') {
1572: $result .= &mt('Under Review');
1.58 albertel 1573: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1574: $result .= &mt('Still being worked on.');
1.49 albertel 1575: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1576: $result .= &mt('Awaiting Grading');
1577: } elsif ($status{'gradingqueue'} eq 'locked') {
1578: $result .= &mt('Being Graded');
1.58 albertel 1579: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1580: $result .= &mt('Still being worked on.');
1.49 albertel 1581: } else {
1582: $result.=" ";
1583: }
1584: $result.= '</td></tr>';
1585: }
1586: $result.='</table>';
1587: return $result;
1588: }
1589:
1590: sub get_student_status {
1.86 albertel 1591: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1592:
1593: my %status;
1594:
1595: if ($type eq 'Task') {
1596: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1597: $udom,$uname);
1.89 albertel 1598: $status{'status'}=$record{'resource.0.status'};
1599: $status{'version'}=$record{'resource.0.version'};
1600: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1601: }
1602: $status{'reviewqueue'}=
1603: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1604: &encode_queue_key($symb,$udom,$uname));
1605: $status{'gradingqueue'}=
1606: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1607: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1608: return %status;
1609: }
1610:
1.1 albertel 1611: sub start_ClosingParagraph {
1612: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1613: my $result;
1614: if ($target eq 'web') {
1.13 albertel 1615: } elsif ($target eq 'webgrade') {
1616: &Apache::lonxml::startredirection();
1.1 albertel 1617: }
1618: return $result;
1619: }
1620:
1621: sub end_ClosingParagraph {
1622: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1623: my $result;
1624: if ($target eq 'web') {
1.13 albertel 1625: } elsif ($target eq 'webgrade') {
1626: &Apache::lonxml::endredirection();
1.1 albertel 1627: }
1628: return $result;
1629: }
1630:
1.19 albertel 1631: sub get_id {
1632: my ($parstack,$safeeval)=@_;
1633: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1634: if (!$id) { $id=$Apache::lonxml::curdepth; }
1635: return $id;
1636: }
1637:
1.1 albertel 1638: my %dimension;
1639: sub start_Dimension {
1640: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1641: undef(%dimension);
1.19 albertel 1642: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1643: $Apache::bridgetask::dimension=$dim_id;
1644: push(@Apache::bridgetask::dimensionlist,$dim_id);
1645: undef(@Apache::bridgetask::instance);
1.20 albertel 1646: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1647: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1648: &Apache::lonxml::startredirection();
1649: return &internal_location($dim_id);
1.1 albertel 1650: }
1651:
1.13 albertel 1652: sub get_instance {
1.75 albertel 1653: my ($dim)=@_;
1654: my $rand_alg=&Apache::lonnet::get_rand_alg();
1655: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1656: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1657: $rand_alg eq '64bit4' ) {
1658: &Apache::response::pushrandomnumber();
1659: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1660: my $num=@order;
1661: my $version=&get_version();
1662: my $which=($version-1)%$num;
1663: return $order[$which];
1664: } else {
1665: my ($version,$previous) = &get_version();
1666: my $instance =
1667: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1668: if (defined($instance)) { return $instance; }
1669:
1670: &Apache::response::pushrandomnumber();
1671: my @instances = @{$dimension{'instances'}};
1672: # remove disabled instances
1673: for (my $i=0; $i < $#instances; $i++) {
1674: if ($dimension{$instances[$i].'.disabled'}) {
1675: splice(@instances,$i,1);
1676: $i--;
1677: }
1678: }
1679: @instances = &Math::Random::random_permutation(@instances);
1680: $instance = $instances[($version-1)%scalar(@instances)];
1681: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1682: $instance;
1.79 albertel 1683: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1684: &Apache::response::poprandomnumber();
1685: return $instance;
1686: }
1.13 albertel 1687: }
1688:
1.18 albertel 1689: {
1690: my $last_link;
1691: sub end_Dimension {
1692: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1693: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1694: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1695: my $instance=&get_instance($dim);
1.25 albertel 1696: my $version=&get_version();
1.18 albertel 1697: if ($target eq 'web') {
1.47 albertel 1698: @Apache::scripttag::parser_env = @_;
1699: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1700: my @instances = $instance;
1701: if (&Apache::response::showallfoils()) {
1702: @instances = @{$dimension{'instances'}};
1703: }
1704: foreach my $instance (@instances) {
1705: @Apache::scripttag::parser_env = @_;
1706: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1707: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1708: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1709:
1.89 albertel 1710: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1711: my $mandatory='Mandatory';
1712: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1713: $mandatory='Optional';
1714: }
1715: my $dim_info="<div class='$dim_status'>\n";
1716: if ($dim_status eq 'pass') {
1717: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1718: }
1.76 albertel 1719: if ($dim_status eq 'fail') {
1720: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1721: }
1.76 albertel 1722: my $man_count=0;
1723: my $man_passed=0;
1724: my $opt_count=0;
1725: my $opt_passed=0;
1726: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1727: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1728: eq 'N') {
1729: $opt_count++;
1.89 albertel 1730: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1731: $opt_passed++;
1732: }
1733: } else {
1734: $man_count++;
1.89 albertel 1735: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1736: $man_passed++;
1737: }
1738: }
1.22 albertel 1739: }
1.76 albertel 1740: if ($man_passed eq $man_count) { $man_passed='all'; }
1741: my $opt_req=$dimension{$instance.'.optionalrequired'};
1742: if ($opt_req !~ /\S/) { $opt_req='0'; }
1743: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1744:
1745: my $internal_location=&internal_location($dim);
1746: $result=~s/\Q$internal_location\E/$dim_info/;
1747:
1748: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1749: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1750: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1751: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1752: if ($mandatory) {
1753: $mandatory='Mandatory';
1754: } else {
1755: $mandatory='Optional';
1756: }
1757: if ($status eq 'fail') {
1758: } elsif ($status eq 'pass') {
1759: } else {
1760: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1761: }
1762: my $status_display=$status;
1763: $status_display=~s/^([a-z])/uc($1)/e;
1764: @Apache::scripttag::parser_env = @_;
1765: $result.='<div class="'.$status.'"><h4>'.$mandatory.
1766: ' Criteria</h4><p>';
1767: @Apache::scripttag::parser_env = @_;
1768: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1769: $result.='</p><p class="grade">'.$status_display.'</p>';
1.89 albertel 1770: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.100 albertel 1771: $result.='<p class="comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76 albertel 1772: }
1773: $result.='</div>';
1.22 albertel 1774: }
1775: }
1776: }
1.18 albertel 1777: } elsif ($target eq 'webgrade') {
1.47 albertel 1778: # in case of any side effects that we need
1779: @Apache::scripttag::parser_env = @_;
1780: &Apache::scripttag::xmlparse($dimension{'intro'});
1781: @Apache::scripttag::parser_env = @_;
1782: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1783: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1784: my $link='criteria_'.$instance.'_'.$id;
1.89 albertel 1785: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.112 albertel 1786: $result.='<div class="criteria" id="'.$link.'">'."\n".
1.111 albertel 1787: '<a name="'.$link.'" />'."\n".
1788: '<a name="next_'.$last_link.'" />'."\n".
1789: '<div class="criteriatext">'."\n";
1.47 albertel 1790: @Apache::scripttag::parser_env = @_;
1791: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.111 albertel 1792: $result.='</div>'."\n".
1.18 albertel 1793: #$dimension{$instance.'.criteria.'.$id}.
1.111 albertel 1794: '<div class="grade">'."\n".
1795: '<label class="ungraded"><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label>'."\n".
1796: '<label class="fail"><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label>'."\n".
1797: '<label class="pass"><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label>'."\n".
1798: '<label class="review"><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label>'."\n".
1799: '</div>'."\n".
1.112 albertel 1800: '<label class="comment">'.&mt('Additional Comment for Student')."\n".
1.111 albertel 1801: '<textarea class="comment_area" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'."\n".
1802: '</label>'."\n".
1803: '<ul class="navbuttons">'."\n".
1804: '<li><a href="#'.$last_link.'">Prev</a></li>'."\n".
1805: '<li><a href="#next_'.$link.'">Next</a></li>'."\n".
1806: '</ul>'."\n".
1807: '</div>'."\n";
1.113 albertel 1808: $result.=&grading_history($version,$dim,$instance,$id);
1.18 albertel 1809: $last_link=$link;
1810: }
1.22 albertel 1811: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1812: my $optional_passed=0;
1.20 albertel 1813: my $mandatory_failed=0;
1814: my $ungraded=0;
1815: my $review=0;
1.19 albertel 1816: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1817: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};
1818: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};
1.20 albertel 1819: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1820: if ($status eq 'pass') {
1821: if (!$mandatory) { $optional_passed++; }
1822: } elsif ($status eq 'fail') {
1823: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1824: } elsif ($status eq 'review') {
1825: $review++;
1.20 albertel 1826: } elsif ($status eq 'ungraded') {
1827: $ungraded++;
1.21 albertel 1828: } else {
1.47 albertel 1829: $ungraded++;
1.19 albertel 1830: }
1831: }
1.20 albertel 1832: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1833: $mandatory_failed++;
1834: }
1.21 albertel 1835: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1836: if ($review) {
1.89 albertel 1837: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1838: 'review';
1.20 albertel 1839: } elsif ($ungraded) {
1.89 albertel 1840: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1841: 'ungraded';
1.20 albertel 1842: } elsif ($mandatory_failed) {
1.89 albertel 1843: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1844: 'fail';
1.20 albertel 1845: } else {
1.91 albertel 1846: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1847: 'pass';
1.20 albertel 1848: }
1.69 albertel 1849: } else {
1850: # any other targets no output
1851: undef($result);
1.13 albertel 1852: }
1.18 albertel 1853: return $result;
1.1 albertel 1854: }
1855: }
1856:
1.113 albertel 1857: sub grading_history {
1858: my ($version,$dim,$instance,$criteria) = @_;
1859: if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1860: return '';
1861: }
1862: my ($result,$grader);
1863: my $scope="resource.$version.0.$dim.$instance.$criteria";
1864: foreach my $t (1..$Apache::lonhomework::history{'version'}) {
1865: if (exists($Apache::lonhomework::history{$t.':resource.0.regrader'})) {
1866: my ($gname,$gdom) =
1867: split('@',$Apache::lonhomework::history{$t.':resource.0.regrader'});
1868: my $fullname = &Apache::loncommon::plainname($gname,$gdom);
1869: $grader = &Apache::loncommon::aboutmewrapper($fullname,
1870: $gname,$gdom);
1871: }
1872: my $entry;
1873: if (exists($Apache::lonhomework::history{"$t:$scope.status"})) {
1874: $entry.="<tt>".$Apache::lonhomework::history{"$t:$scope.status"}.'</tt>';
1875: }
1876: if (exists($Apache::lonhomework::history{"$t:$scope.comment"})) {
1877: $entry.=' comment: "'.$Apache::lonhomework::history{"$t:$scope.comment"}.'"';
1878: }
1879: if ($entry) {
1880: $result.= "<li>$grader : $entry </li>";
1881: }
1882: }
1883: if ($result) {
1884: return '<ul class="pastgrading">'.$result.'</ul>';
1885: }
1886: return '';
1887: }
1888:
1.1 albertel 1889: sub start_IntroParagraph {
1.87 albertel 1890: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1891: my $result;
1.13 albertel 1892: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1893: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1894: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1895:
1896: } elsif ($target eq 'webgrade') {
1.87 albertel 1897: &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1 albertel 1898: }
1.47 albertel 1899:
1.1 albertel 1900: }
1901: return $result;
1902: }
1903:
1904: sub end_IntroParagraph {
1905: }
1906:
1907: sub start_Instance {
1908: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1909: my $id=&get_id($parstack,$safeeval);
1910: push(@{$dimension{'instances'}},$id);
1911: push(@Apache::bridgetask::instance,$id);
1912: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1913: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1914: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1915: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1916: if (lc($disabled) eq 'yes') {
1917: $dimension{$id.'.disabled'}='1';
1918: }
1.1 albertel 1919: return '';
1920: }
1921:
1922: sub end_Instance {
1923: }
1924:
1925: sub start_InstanceText {
1.87 albertel 1926: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1927: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1928: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1929: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1930: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1931: }
1932: return '';
1933: }
1934:
1935: sub end_InstanceText {
1936: return '';
1937: }
1938:
1939: sub start_Criteria {
1.87 albertel 1940: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1941: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1942: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1943: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1944: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1945: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1946: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1947: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1948: push(@{$dimension{$instance_id.'.criterias'}},$id);
1949: }
1950: return '';
1951: }
1952:
1.47 albertel 1953: sub end_Criteria {
1954: }
1955:
1.4 albertel 1956: sub proctor_validation_screen {
1957: my ($slot) = @_;
1958: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1959: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1960: my $name=&Apache::loncommon::plainname($user,$domain);
1961:
1.4 albertel 1962: my $msg;
1.11 albertel 1963: if ($env{'form.proctorpassword'}) {
1.4 albertel 1964: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1965: .'</font></p>';
1966: }
1.47 albertel 1967: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1968: my $result= (<<ENDCHECKOUT);
1969: <h2>Proctor Validation</h2>
1970: <p>Your room's proctor needs to validate your access to this resource.</p>
1971: $msg
1.11 albertel 1972: <form name="checkout" method="POST" action="$env{'request.uri'}">
1.4 albertel 1973: <input type="hidden" name="validate" value="yes" />
1974: <input type="hidden" name="submitted" value="yes" />
1975: <table>
1.44 albertel 1976: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1977: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1978: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1979: </table>
1980: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1981: <table border="1">
1982: <tr><td>
1983: <table>
1984: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1985: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1986: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1987: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1988: <tr><td colspan="2"><img src="$url" /></td></tr>
1989: </table>
1990: </tr></td>
1991: </table>
1.4 albertel 1992: </form>
1993: ENDCHECKOUT
1994: return $result;
1995: }
1996:
1.1 albertel 1997: 1;
1998: __END__
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