Annotation of loncom/homework/bridgetask.pm, revision 1.89
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.89 ! albertel 4: # $Id: bridgetask.pm,v 1.88 2005/12/06 10:13:15 albertel Exp $
1.1 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: ###
29:
30:
31: package Apache::bridgetask;
32:
33: use strict;
34: use Apache::lonnet;
35: use Apache::File();
36: use Apache::lonmenu;
37: use Apache::lonlocal;
38: use Apache::lonxml;
1.37 albertel 39: use Apache::slotrequest();
1.1 albertel 40: use Time::HiRes qw( gettimeofday tv_interval );
1.9 albertel 41:
1.1 albertel 42: BEGIN {
43: &Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Instance','InstanceText','Criteria','ClosingParagraph'));
44: }
45:
1.9 albertel 46: sub initialize_bridgetask {
47: # id of current Dimension, 0 means that no dimension is current
48: # (inside <Task> only)
49: $Apache::bridgetask::dimension='';
50: # list of all Dimension ids seen
51: @Apache::bridgetask::dimensionlist=();
1.20 albertel 52: # mandatory attribute of all Dimensions seen
53: %Apache::bridgetask::dimensionmandatory=();
1.9 albertel 54: # list of all current Instance ids
55: @Apache::bridgetask::instance=();
56: # list of all Instance ids seen in this problem
57: @Apache::bridgetask::instancelist=();
1.15 albertel 58: # key of queud user data that we are currently grading
59: $Apache::bridgetask::queue_key='';
1.9 albertel 60: }
61:
1.4 albertel 62: sub proctor_check_auth {
1.81 albertel 63: my ($slot_name,$slot,$type)=@_;
1.11 albertel 64: my $user=$env{'form.proctorname'};
65: my $domain=$env{'form.proctordomain'};
1.4 albertel 66:
67: my @allowed=split(",",$slot->{'proctor'});
68: foreach my $possible (@allowed) {
69: my ($puser,$pdom)=(split('@',$possible));
70: if ($puser eq $user && $pdom eq $domain) {
1.72 albertel 71: my $authenticated=0;
72: if ( $slot->{'secret'} =~ /\S/ &&
73: $env{'form.proctorpassword'} eq $slot->{'secret'} ) {
74: $authenticated=1;
75: } else {
76:
77: my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);
78: if ($authhost ne 'no_host') {
79: $authenticated=1;
80: }
81: }
1.81 albertel 82: if ($authenticated && $type eq 'Task') {
1.23 albertel 83: my $version=
1.89 ! albertel 84: $Apache::lonhomework::results{'resource.0.version'}=
! 85: ++$Apache::lonhomework::history{'resource.0.version'};
! 86: $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
1.4 albertel 87: $user.'@'.$domain;
1.89 ! albertel 88: $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
1.22 albertel 89: $slot_name;
1.28 albertel 90: foreach my $key (keys(%Apache::lonhomework::history)) {
91: if ($key=~/^resource\.0\./) {
92: $Apache::lonhomework::results{$key}='';
93: }
94: }
1.4 albertel 95: return 1;
1.81 albertel 96: } elsif ($authenticated && $type eq 'problem') {
97: &Apache::lonxml::debug("authed #slot_name");
98: $Apache::lonhomework::results{"resource.0.checkedin"}=
99: $user.'@'.$domain;
100: $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
101: $slot_name;
1.4 albertel 102: }
103: }
104: }
105: return 0;
106: }
107:
1.25 albertel 108: sub get_version {
1.29 albertel 109: my ($version,$previous);
1.25 albertel 110: if ($env{'form.previousversion'} &&
1.36 albertel 111: $env{'form.previousversion'} ne 'current' &&
1.89 ! albertel 112: defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.0.status'})) {
1.29 albertel 113: $version=$env{'form.previousversion'};
114: $previous=1;
115: } else {
1.89 ! albertel 116: $version=$Apache::lonhomework::history{'resource.0.version'};
1.29 albertel 117: $previous=0;
118: }
119: if (wantarray) {
120: return ($version,$previous);
1.25 albertel 121: }
1.29 albertel 122: return $version;
1.25 albertel 123: }
124:
1.8 albertel 125: sub add_previous_version_button {
1.25 albertel 126: my ($status)=@_;
1.8 albertel 127: my $result;
1.89 ! albertel 128: if ($Apache::lonhomework::history{'resource.0.version'} eq '') {
1.25 albertel 129: return '';
130: }
1.89 ! albertel 131: if ($Apache::lonhomework::history{'resource.0.version'} < 2 &&
1.29 albertel 132: $status ne 'NEEDS_CHECKIN') {
1.25 albertel 133: return '';
134: }
1.29 albertel 135: my $version=&get_version();
136: if ($env{'form.previousversion'} ne '' &&
137: $env{'form.previousversion'} eq $version) {
138: $result.="<h3>".&mt("Showing previous version [_1]",$version).
139: "</h3>\n";
140: }
141: my @to_show;
1.89 ! albertel 142: foreach my $test_version (1..$Apache::lonhomework::history{'resource.0.version'}) {
! 143: if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.0.status'})) {
1.29 albertel 144: push(@to_show,$test_version);
145: }
146: }
147: my $list='<option>'.
148: join("</option>\n<option>",@to_show).
149: "</option>\n";
1.36 albertel 150: $list.='<option value="current">'.&mt('Current').'</option>';
1.29 albertel 151: $result.='<form name="getprevious" method="POST" action="';
152: my $uri=$env{'request.uri'};
153: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
154: $result.=$uri.'">'.
155: &mt(' Show a previously done version: [_1]','<select onchange="this.form.submit()" name="previousversion">
156: <option>'.&mt('Pick one').'</option>
157: '.$list.'
158: </select>')."</form>";
1.8 albertel 159: return $result;
160: }
161:
1.13 albertel 162: sub add_grading_button {
1.59 albertel 163: my (undef,$cid)=&Apache::lonxml::whichuser();
164: my $cnum=$env{'course.'.$cid.'.num'};
165: my $cdom=$env{'course.'.$cid.'.domain'};
166: my %sections;
167: my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);
168: my $size=5;
169: if (scalar(keys(%sections)) < 3) {
170: $size=scalar(keys(%sections))+2;
171: }
172: my $sec_select = '<select multiple name="chosensections" size="'.$size.'">'."\n";
173: $sec_select .= "<option value='all' selected='selected'>all</option>\n";
174: foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
175: $sec_select .= "<option name=\"$sec\">$sec</option>\n";
176: }
177: $sec_select .= "<option value='none'>none</option></select>\n";
178:
1.29 albertel 179: my $result=' <input type="submit" name="gradeasubmission" value="'.
1.13 albertel 180: &mt("Get a submission to grade").'" />';
181: $result.='<input type="hidden" name="grade_target" value="webgrade" />';
1.40 albertel 182: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.34 albertel 183: my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
1.59 albertel 184: $result.='<p>Specify a section: '.$sec_select.'</p>';
1.34 albertel 185: $result.='<p>'.&mt("Grading Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
186:
187: $result.=' <input type="submit" name="reviewagrading" value="'.
188: &mt("Select an entry from the grading queue").'" /> </p>'."\n";
189:
190: ($entries,$ready,$locks)=&get_queue_counts('reviewqueue');
191: $result.='<p>'.&mt("Review Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
1.32 albertel 192: $result.=' <input type="submit" name="reviewasubmission" value="'.
1.34 albertel 193: &mt("Select an entry from the review queue").'" /> </p>'."\n";
1.49 albertel 194: $result.=' <input type="submit" name="regradeasubmission" value="'.
195: &mt("Select a user to regrade.").'" /> </p>'."\n";
1.32 albertel 196: }
1.13 albertel 197: return $result;
198: }
199:
1.22 albertel 200: sub add_request_another_attempt_button {
1.38 albertel 201: my ($text)=@_;
202: if (!$text) { $text="Request another attempt"; }
1.25 albertel 203: my $result;
1.36 albertel 204: my $symb=&Apache::lonnet::symbread();
1.37 albertel 205: my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
1.38 albertel 206: my $action='get_reservation';
1.37 albertel 207: if ($slot_name) {
1.38 albertel 208: $text="Change reservation.";
209: $action='change_reservation';
1.37 albertel 210: my $description=&Apache::slotrequest::get_description($slot_name,
211: $slot);
212: $result.=(<<STUFF);
213: <p> Will be next available: $description </p>
214: STUFF
215: }
1.38 albertel 216:
217: if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
218: $symb=&Apache::lonnet::escape($symb);
219: $result.='<form method="POST" action="/adm/slotrequest">'.
220: '<input type="hidden" name="symb" value="'.$symb.'" />'.
221: '<input type="hidden" name="command" value="'.$action.'" />'.
222: '<input type="submit" name="requestattempt" value="'.
223: &mt($text).'" />'.
224: '</form>';
1.25 albertel 225: return $result;
1.22 albertel 226: }
227:
1.30 albertel 228: sub preserve_grade_info {
229: my $result;
230: # if we are viewing someone else preserve that info
231: if (defined $env{'form.grade_symb'}) {
232: foreach my $field ('symb','courseid','domain','username') {
233: $result .= '<input type="hidden" name="grade_'.$field.
234: '" value="'.$env{"form.grade_$field"}.'" />'."\n";
235: }
236: }
237: return $result;
238: }
239:
1.53 albertel 240: sub style {
241: return (<<STYLE);
242: <style type="text/css">
243: .fail, .pass, .neutral {
244: position: relative;
245: margin : 5px;
246: margin-bottom :10px;
247: padding : 4px;
248: padding-left : 75px;
249: border : thin solid;
250: font-weight : bolder;
251: font-size: smaller;
252: font-family: Arial;
253: background-color : rgb(255,240,225);
254: }
255:
256: .fail h4, .pass h4 {
257: position:absolute;
258: left: -4px;
259: top: -8px;
260: padding:2px;
261: margin:0;
262: background-color : rgb(255,240,225);
263: border : thin solid;
264: }
265:
266: .fail {
267: color: red;
268: }
269:
270: .pass {
271: color : green;
272: }
273:
274: .neutral {
275: color : blue;
276: }
277:
278: .question {
279: border : thin solid black;
280: padding : 4px;
281: margin-bottom : 1em;
282: }
283:
284: .grade {
285: font-size: x-large;
286: font-family: Arial;
287: position:absolute;
288: left: 5px;
289: top: -5px;
290: width: 70px;
291: }
292:
293: div#feedback h1 {
294: color : inherit;
295: }
296: </style>
297: STYLE
298:
299: }
300:
1.54 albertel 301: sub show_task {
302: my ($status,$previous)=@_;
303: if (!$previous && (
304: ( $status eq 'CLOSED' ) ||
305: ( $status eq 'BANNED') ||
306: ( $status eq 'UNAVAILABLE') ||
307: ( $status eq 'NOT_IN_A_SLOT') ||
308: ( $status eq 'NEEDS_CHECKIN') ||
309: ( $status eq 'WAITING_FOR_GRADE') ||
310: ( $status eq 'INVALID_ACCESS') )) {
311: return 0;
312: }
1.64 albertel 313: if ($env{'form.donescreen'}) { return 0; }
1.54 albertel 314: return 1;
315: }
316:
317: sub internal_location {
318: my ($id)=@_;
319: return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
320: }
321:
1.60 albertel 322: sub submission_time_stamp {
323: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
324: my $submissiontime;
1.89 ! albertel 325: my $version=$Apache::lonhomework::history{'resource.0.version'};
1.60 albertel 326: for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
327: if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
328: $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
329: }
330: }
331: my $result;
332: if ($submissiontime) {
1.89 ! albertel 333: my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.0.checkedin.slot'};
1.60 albertel 334: my %slot=&Apache::lonnet::get_slot($slot_name);
335: my $diff = $slot{'endtime'} - $submissiontime;
1.71 albertel 336: my ($color,$when)=('#FF6666','after');
337: if ($diff > 0) { ($color,$when)=('#336600','before'); }
1.60 albertel 338: my $info;
339: if ($diff%60) { $info=($diff%60).' seconds'; }
340: $diff=int($diff/60);
341: if ($diff%60) { $info=($diff%60).' minutes '.$info; }
342: $diff=int($diff/60);
343: if ($diff) { $info=$diff.' hours '.$info; }
344: $result='<p><font color="'.$color.'">'.
345: &mt('Student submitted [_1] [_2] the deadline.
346: (Submission was at [_3], end of period was [_4].)',
347: $info,$when,scalar(localtime($submissiontime)),
348: scalar(localtime($slot{'endtime'}))).
349: '</font></p>';
350: }
351: return $result;
352: }
353:
1.70 albertel 354: sub webgrade_standard_info {
355: my ($version)=&get_version();
356: my (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
357: my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
358: my $file_list="<ul>\n";
359: foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"})) {
360: my $file=$file_url.$partial_file;
361: $file=~s|/+|/|g;
362: &Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
1.73 albertel 363: $file_list.='<li><nobr><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
1.70 albertel 364: &Apache::loncommon::icon($file).'" border=0"> '.$file.
365: '</a></nobr></li>'."\n";
366: }
367: $file_list.="</ul>\n";
368:
369: my %lt=&Apache::lonlocal::texthash('done' => 'Done',
370: 'stop' => 'Stop',
371: );
372:
373: my $result=<<INFO;
374: <div class="handininfo">
375: <input type="submit" name="next" value="$lt{'done'}" />
376: <input type="submit" name="stop" value="$lt{'stop'}" />
377: $file_list
378: </div>
379: INFO
380: return $result;
381: }
382:
1.1 albertel 383: sub start_Task {
1.87 albertel 384: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 385:
1.4 albertel 386: my ($status,$accessmsg,$slot);
1.16 albertel 387: if ($target ne 'webgrade') {
1.70 albertel 388: &Apache::structuretags::init_problem_globals('Task');
1.16 albertel 389: &Apache::structuretags::initialize_storage();
390: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.74 albertel 391: if ($env{'request.state'} eq 'construct') {
392: &Apache::structuretags::setup_rndseed($safeeval);
393: }
1.16 albertel 394: }
395:
1.4 albertel 396: $Apache::lonhomework::parsing_a_task=1;
1.1 albertel 397: #should get back a <html> or the neccesary stuff to start XML/MathML
398: my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
399: &Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
1.16 albertel 400:
1.74 albertel 401: if ($target eq 'web' && $env{'request.state'} ne 'construct') {
1.13 albertel 402: if ($Apache::lonhomework::modifygrades) {
403: $body_tag_start.='<form name="gradesubmission" method="POST" action="';
404: my $uri=$env{'request.uri'};
405: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
406: $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
1.38 albertel 407: my $symb=&Apache::lonnet::symbread();
1.40 albertel 408: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
409: $body_tag_start.='<form method="POST" action="/adm/slotrequest">'.
410: '<input type="hidden" name="symb" value="'.$symb.'" />'.
411: '<input type="hidden" name="command" value="showslots" />'.
412: '<input type="submit" name="requestattempt" value="'.
413: &mt('Show Slot list').'" />'.
414: '</form>';
415: }
1.13 albertel 416: }
1.8 albertel 417: }
1.74 albertel 418: if ($target eq 'web' && $env{'request.state'} eq 'construct') {
419: $form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
420: }
1.21 albertel 421: if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
1.1 albertel 422: $target eq 'tex') {
1.29 albertel 423: my ($version,$previous)=&get_version();
1.14 albertel 424: ($status,$accessmsg,my $slot_name,$slot) =
1.81 albertel 425: &Apache::lonhomework::check_slot_access('0','Task');
1.9 albertel 426: push(@Apache::inputtags::status,$status);
1.14 albertel 427: $Apache::inputtags::slot_name=$slot_name;
1.1 albertel 428: my $expression='$external::datestatus="'.$status.'";';
1.89 ! albertel 429: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
1.1 albertel 430: &Apache::run::run($expression,$safeeval);
431: &Apache::lonxml::debug("Got $status");
1.25 albertel 432: $body_tag_start.=&add_previous_version_button($status);
1.54 albertel 433: if (!&show_task($status,$previous)) {
1.87 albertel 434: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.1 albertel 435: if ( $target eq "web" ) {
1.4 albertel 436: $result.= $head_tag_start.'</head>'.$body_tag_start;
1.74 albertel 437: if ($env{'request.state'} eq 'construct') {
438: $result.=$form_tag_start;
439: }
1.4 albertel 440: my $msg;
1.1 albertel 441: if ($status eq 'UNAVAILABLE') {
442: $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
1.3 albertel 443: } elsif ($status eq 'NOT_IN_A_SLOT') {
444: $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
1.38 albertel 445: $msg.=&add_request_another_attempt_button("Sign up for time to work.");
1.4 albertel 446: } elsif ($status eq 'NEEDS_CHECKIN') {
447: $msg.='<h1>'.&mt('You need the Proctor to validate you.').
448: '</h1>'.&proctor_validation_screen($slot);
1.22 albertel 449: } elsif ($status eq 'WAITING_FOR_GRADE') {
450: $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
1.64 albertel 451: } elsif ($env{'form.donescreen'}) {
452: my $title=&Apache::lonnet::gettitle();
1.67 albertel 453: my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
454: my $files='<ul><li>'.join('</li><li>',@files).'</li></ul>';
1.64 albertel 455: $result.=<<DONESCREEN;
456: <h2>$title</h2>
457: <p> Files submitted: $files </p>
1.67 albertel 458: <p> You are now done with this Bridge Task </p>
1.64 albertel 459: <hr />
460: <p> <a href="/adm/logout">Logout</a> </p>
461: <p> <a href="/adm/roles">Change to a different course</a> </p>
462: DONESCREEN
1.1 albertel 463: } elsif ($status ne 'NOT_YET_VIEWED') {
464: $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
465: }
466: if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
467: $msg.='The problem '.$accessmsg;
468: }
469: $result.=$msg.'<br />';
470: } elsif ($target eq 'tex') {
471: $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm';
472: if ($status eq 'UNAVAILABLE') {
473: $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
474: } else {
475: $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
476: }
1.22 albertel 477: } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4 albertel 478: if ($status eq 'NEEDS_CHECKIN') {
1.83 albertel 479: if(&proctor_check_auth($slot_name,$slot,'Task')
480: && defined($Apache::inputtags::slot_name)) {
1.77 albertel 481: my $result=&add_to_queue('gradingqueue',
1.82 albertel 482: [$Apache::inputtags::slot_name]);
1.77 albertel 483: &Apache::lonxml::debug("add_to_queue said $result");
484: }
1.4 albertel 485: }
1.1 albertel 486: }
487: } elsif ($target eq 'web') {
488: my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
489: $result.="$head_tag_start<title>$name</title></head>
1.53 albertel 490: $body_tag_start \n".&style();
1.36 albertel 491:
1.57 albertel 492: $result.=&preserve_grade_info();
493: $result.=&internal_location();
1.36 albertel 494: $result.=$form_tag_start.
495: '<input type="hidden" name="submitted" value="yes" />';
1.54 albertel 496: &Apache::lonxml::startredirection();
1.1 albertel 497: }
1.21 albertel 498: } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
499: $target eq 'webgrade') {
1.32 albertel 500: my $webgrade='yes';
1.21 albertel 501: if ($target eq 'webgrade') {
1.32 albertel 502: $result.=$head_tag_start.$body_tag_start;
1.49 albertel 503: #$result.='<br />Review'.&show_queue('reviewqueue');
504: #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30 albertel 505: }
1.33 albertel 506: # FIXME Blast! still need to reorg this, need to reshow the
507: # queue being reviewed once done with the grade pass...
508: # Hrrm, vaildation pass should perhaps say 'not_locked'
509: # perhaps do a search if there is a key that is mine and if
510: # there isn't reshow the queue....
511: my ($todo,$status_code)=&get_key_todo($target);
512:
513: if ($todo) {
514: &setup_env_for_other_user($todo,$safeeval);
515: my ($symb,$uname,$udom)=&decode_queue_key($todo);
516: $result.="\n".'<table><tr><td>Found '.
517: &Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
518: $form_tag_start.=
519: '<input type="hidden" name="gradingkey" value="'.
520: &Apache::lonnet::escape($todo).'" />';
521: $Apache::bridgetask::queue_key=$todo;
522: &Apache::structuretags::initialize_storage();
523: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
524: if ($target eq 'webgrade') {
1.49 albertel 525: #$result.='<br />After -'.&show_queue($env{'form.queue'});
1.33 albertel 526: $result.="\n".'<table width="100%" style="width:100%" border="1">';
527: if ($status_code eq 'selected') {
528: $form_tag_start.=
529: '<input type="hidden" name="queuemode" value="selected" />';
530: }
531: }
1.15 albertel 532: } else {
1.33 albertel 533: if ($target eq 'webgrade') {
534: $result.="\n";
1.81 albertel 535: my $back='<p><a href="/adm/flip?postdata=return:">'.
536: &mt('Return to resource').'</a></p>';
1.33 albertel 537: if ($status_code eq 'stop') {
1.81 albertel 538: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 539: } elsif ($status_code eq 'lock_failed') {
1.81 albertel 540: $result.='<b>'.&mt("Failed to lock the request record.")
541: .'</b>'.$back;
1.33 albertel 542: } elsif ($status_code eq 'unlock') {
1.81 albertel 543: $result.='<b>'.&mt("Unlocked the requested record.")
544: .'</b>'.$back;
1.33 albertel 545: $result.=&show_queue($env{'form.queue'},1);
546: } elsif ($status_code eq 'show_list') {
547: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 548: } elsif ($status_code eq 'select_user') {
549: $result.=&select_user();
1.33 albertel 550: } else {
1.81 albertel 551: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 552: }
1.21 albertel 553: }
1.33 albertel 554: $webgrade='no';
1.87 albertel 555: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 556: }
557: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 558: if ($webgrade eq 'yes') {
559: $result.=&submission_time_stamp();
560: }
1.32 albertel 561: $result.=$form_tag_start;
562: $result.='<input type="hidden" name="webgrade" value="'.
563: $webgrade.'" />';
564: $result.='<input type="hidden" name="queue" value="'.
565: $env{'form.queue'}.'" />';
1.52 albertel 566: if ($env{'form.regrade'}) {
567: $result.='<input type="hidden" name="regrade" value="'.
568: $env{'form.regrade'}.'" />';
569: }
1.62 albertel 570: if ($env{'form.chosensections'}) {
571: my @chosen_sections=
572: &Apache::loncommon::get_env_multiple('form.chosensections');
573: foreach my $sec (@chosen_sections) {
574: $result.='<input type="hidden" name="chosensections"
575: value="'.$sec.'" />';
576: }
577: }
1.70 albertel 578: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 579: }
1.74 albertel 580: } elsif ($target eq 'edit') {
581: $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
582: &Apache::structuretags::problem_edit_header();
583: $Apache::lonxml::warnings_error_header=
584: &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 />";
585: my $temp=&Apache::edit::insertlist($target,$token);
586: $result.=$temp;
1.1 albertel 587: } else {
588: # page_start returned a starting result, delete it if we don't need it
589: $result = '';
590: }
591: return $result;
592: }
593:
1.32 albertel 594: sub get_key_todo {
595: my ($target)=@_;
596: my $todo;
1.33 albertel 597:
598: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 599: &Apache::lonxml::debug("review a submission....");
1.33 albertel 600: $env{'form.queue'}='reviewqueue';
601: return (undef,'show_list');
602: }
603:
604: if (defined($env{'form.reviewagrading'})) {
605: &Apache::lonxml::debug("review a grading....");
606: $env{'form.queue'}='gradingqueue';
607: return (undef,'show_list');
608: }
609:
1.49 albertel 610: if (defined($env{'form.regradeasubmission'})) {
611: &Apache::lonxml::debug("regrade a grading....");
612: $env{'form.queue'}='none';
613: return (undef,'select_user');
614: }
615:
1.32 albertel 616: my $queue=$env{'form.queue'};
1.33 albertel 617:
1.32 albertel 618: if (!defined($queue)) {
619: $env{'form.queue'}=$queue='gradingqueue';
620: }
1.33 albertel 621:
1.32 albertel 622: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 623:
1.49 albertel 624: if ($env{'form.queue'} eq 'none') {
625: if (defined($env{'form.gradingkey'})) {
626: if ($target eq 'webgrade') {
627: if ($env{'form.stop'}) {
628: return (undef,'stop');
629: } elsif ($env{'form.next'}) {
1.59 albertel 630: return (undef,'select_user');
1.49 albertel 631: }
632: }
633: return ($gradingkey,'selected');
634: } else {
1.59 albertel 635: return (undef,'select_user');
1.49 albertel 636: }
637: }
1.32 albertel 638: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 639: && !defined($env{'form.gradingaction'})
640: && $env{'form.queuemode'} eq 'selected') {
641:
642: my $who=&queue_key_locked($queue,$gradingkey);
643: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
644: if ($who eq $me) {
645: &Apache::lonxml::debug("Found a key was given to me");
646: return ($gradingkey,'selected');
647: } else {
648: return (undef,'show_list');
649: }
650:
651: }
652:
653: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
654: if ($env{'form.gradingaction'} eq 'resume') {
655: delete($env{'form.gradingaction'});
656: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 657: return ($gradingkey);
1.33 albertel 658: } elsif ($env{'form.gradingaction'} eq 'unlock') {
659: &Apache::lonxml::debug("Unlocking a key ".
660: &check_queue_unlock($queue,$gradingkey,1));
661: return (undef,'unlock');
662: } elsif ($env{'form.gradingaction'} eq 'select') {
663: &Apache::lonxml::debug("Locking a key");
664: if (&lock_key($queue,$gradingkey)) {
665: &Apache::lonxml::debug("Success $queue");
666: return ($gradingkey);
667: }
668: &Apache::lonxml::debug("Failed $queue");
669: return (undef,'lock_failed');
1.32 albertel 670: }
671: }
1.33 albertel 672:
673: if ($env{'form.queuemode'} ne 'selected') {
674: # don't get something new from the queue if they hit the stop button
675: if (!($env{'form.stop'} && $target eq 'webgrade')
676: && !$env{'form.gradingaction'}) {
677: &Apache::lonxml::debug("Getting anew $queue");
678: return (&get_from_queue($queue));
679: } else {
680: return (undef,'stop');
681: }
1.32 albertel 682: }
1.33 albertel 683: return (undef,undef)
1.32 albertel 684: }
1.1 albertel 685: sub end_Task {
686: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
687: my $result='';
688: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 689: my ($version,$previous)=&get_version();
1.1 albertel 690: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 691: $target eq 'tex') {
1.69 albertel 692: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 693: if ($target eq 'web') {
1.54 albertel 694: if (&show_task($status,$previous)) {
695: $result.=&Apache::lonxml::endredirection();
696: }
1.64 albertel 697: if ($status eq 'CAN_ANSWER' && !$previous &&
698: !$env{'form.donescreen'}) {
1.15 albertel 699: $result.="\n".'<table border="1">'.
1.28 albertel 700: &Apache::inputtags::file_selector("$version.0",
701: "bridgetask","*",
1.46 albertel 702: 'portfolioonly',
703: '
704: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
705: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 706: "</table>";
1.77 albertel 707: }
1.78 albertel 708: if (!$previous && $status ne 'SHOW_ANSWER' &&
709: &show_task($status,$previous)) {
1.9 albertel 710: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 711: $result.='</form>';
712: $result.=<<DONEBUTTON;
713: <form method="POST">
714: <input type="hidden" name="donescreen" value="1" />
715: <input type="submit" value="Done" />
716: </form>
717: DONEBUTTON
1.77 albertel 718: }
1.56 albertel 719: if (&show_task($status,$previous) &&
1.89 ! albertel 720: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
! 721: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 722: my $title=&Apache::lonnet::gettitle();
1.80 albertel 723:
724: my $slot_name=
1.89 ! albertel 725: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 726: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 727: my $start_time=
728: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 729:
1.80 albertel 730: my $status = "\n<div class='$bt_status'>\n";
1.54 albertel 731:
732: if ($bt_status eq 'pass') {
733: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 734: $start_time.'</h2>';
1.54 albertel 735: }
736: if ($bt_status eq 'fail') {
737: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 738: $start_time.'</h2>';
1.54 albertel 739: if (!$previous) {
740: $status.=&add_request_another_attempt_button();
741: }
742: }
743: my $man_count=0;
744: my $opt_count=0;
745: my $opt_passed=0;
746: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
747: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
748: eq 'N') {
749: $opt_count++;
1.89 ! albertel 750: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 751: $opt_passed++;
752: }
753: } else {
754: $man_count++;
755: }
756: }
757: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
758: $parstack,$safeeval);
759: if ($opt_req !~ /\S/) { $opt_req='0'; }
760: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components on the bridge task.',$man_count,$opt_req,$opt_count)."</p></div>\n";
761:
762: my $internal_location=&internal_location();
763: $result=~s/\Q$internal_location\E/$status/;
764: }
1.13 albertel 765: }
766: if ($target eq 'web' || $target eq 'webgrade') {
1.1 albertel 767: $result.=&Apache::lonxml::xmlend().'</html>';
768: }
769: }
1.29 albertel 770: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 771: my $award='SUBMITTED';
1.28 albertel 772: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 773: 'portfiles',\$award);
1.14 albertel 774: if ($award eq 'SUBMITTED' &&
1.28 albertel 775: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
776: $Apache::lonhomework::results{"resource.0.tries"}=
777: $Apache::lonhomework::results{"resource.$version.0.tries"}=
778: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
779:
780: $Apache::lonhomework::results{"resource.0.award"}=
781: $Apache::lonhomework::results{"resource.$version.0.award"}=
782: $award;
1.51 albertel 783: $Apache::lonhomework::results{"resource.0.submission"}=
784: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 785: } else {
786: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 787: $award = '';
1.10 albertel 788: }
1.4 albertel 789: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
790: &Apache::structuretags::finalize_storage();
1.83 albertel 791: if ($award eq 'SUBMITTED'
792: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 793: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 794: }
1.79 albertel 795: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
796: &Apache::structuretags::finalize_storage();
1.1 albertel 797: }
1.32 albertel 798: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 799: my $optional_required=
800: &Apache::lonxml::get_param('OptionalRequired',$parstack,
801: $safeeval);
802: my $optional_passed=0;
803: my $mandatory_failed=0;
804: my $ungraded=0;
805: my $review=0;
1.21 albertel 806: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 807: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
808: my $status=
1.89 ! albertel 809: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 810: my $mandatory=
811: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
812: if ($status eq 'pass') {
813: if (!$mandatory) { $optional_passed++; }
814: } elsif ($status eq 'fail') {
815: if ($mandatory) { $mandatory_failed++; }
816: } elsif ($status eq 'ungraded') {
817: $ungraded++;
818: } elsif ($status eq 'review') {
819: $review++;
1.49 albertel 820: } else {
821: $ungraded++;
822: }
1.20 albertel 823: }
824: if ($optional_passed < $optional_required) {
825: $mandatory_failed++;
826: }
1.21 albertel 827: &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 828: $Apache::lonhomework::results{'resource.0.regrader'}=
1.20 albertel 829: $env{'user.name'}.'@'.$env{'user.domain'};
830: if ($review) {
1.89 ! albertel 831: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 832: if ($env{'form.queue'} eq 'reviewqueue') {
833: &check_queue_unlock($env{'form.queue'});
834: &Apache::lonxml::debug(" still needs review not changing status.");
835: } else {
1.49 albertel 836: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 837: }
1.20 albertel 838: } elsif ($ungraded) {
1.89 ! albertel 839: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 840: if ($env{'form.queue'} eq 'reviewqueue' ||
841: $env{'form.queue'} eq 'none' ) {
1.33 albertel 842: &Apache::lonxml::debug("moving back.");
1.49 albertel 843: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 844: } else {
845: &check_queue_unlock($env{'form.queue'});
846: }
1.20 albertel 847: } elsif ($mandatory_failed) {
1.89 ! albertel 848: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 849: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
850: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
851: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 852: &remove_from_queue($env{'form.queue'});
853:
854: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 855:
856: if ($env{'form.regrade'} ne 'yes') {
857: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
858: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
859: &Apache::grades::version_portfiles(
860: \%Apache::lonhomework::results,
861: ["$version.0.bridgetask"],$courseid,
862: $symb,$udom,$uname,
863: ["$version.0.bridgetask"]);
864: }
1.20 albertel 865: } else {
1.89 ! albertel 866: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 867: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
868: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
869: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 870: &remove_from_queue($env{'form.queue'});
1.39 albertel 871:
872: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 873: if ($env{'form.regrade'} ne 'yes') {
874: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
875: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
876: &Apache::grades::version_portfiles(
877: \%Apache::lonhomework::results,
878: ["$version.0.bridgetask"],$courseid,
879: $symb,$udom,$uname,
880: ["$version.0.bridgetask"]);
881: }
1.20 albertel 882: }
1.89 ! albertel 883: $Apache::lonhomework::results{"resource.0.status"}=
! 884: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 885: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 886: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 887: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 888: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 889: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 890: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 891: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 892: }
1.21 albertel 893: &Apache::structuretags::finalize_storage();
1.20 albertel 894: }
1.15 albertel 895: } elsif ($target eq 'webgrade') {
1.18 albertel 896: $result.="</table>\n<hr />";
1.20 albertel 897: #$result.='<input type="submit" name="next" value="'.
898: # &mt('Save & Next').'" /> ';
899: #$result.='<input type="submit" name="end" value="'.
900: # &mt('Save & Stop Grading').'" /> ';
901: #$result.='<input type="submit" name="throwaway" value="'.
902: # &mt('Throw Away & Stop Grading').'" /> ';
903: #$result.='<input type="submit" name="save" value="'.
904: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.15 albertel 905: $result.='</form>'.&Apache::loncommon::endbodytag().'</html>';
1.1 albertel 906: } elsif ($target eq 'meta') {
1.70 albertel 907: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 908: $result.=&Apache::response::meta_stores_write('solved','string',
909: 'Problem Status');
910: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
911: 'Number of Attempts');
912: $result.=&Apache::response::meta_stores_write('awarded','float',
913: 'Partial Credit Factor');
914: $result.=&Apache::response::meta_stores_write('status','string',
915: 'Bridge Task Status');
1.1 albertel 916: }
1.4 albertel 917: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 918: return $result;
919: }
920:
1.31 albertel 921: sub move_between_queues {
922: my ($src_queue,$dest_queue)=@_;
1.49 albertel 923: my $cur_data;
924: if ($src_queue ne 'none') {
925: $cur_data=&get_queue_data($src_queue);
926: if (!$cur_data) { return 'not_exist'; }
927: } else {
928: $cur_data = ['none'];
929: }
1.82 albertel 930: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 931: if ($result ne 'ok') {
932: return $result;
933: }
934: &check_queue_unlock($src_queue);
935: return &remove_from_queue($src_queue);
1.21 albertel 936: }
937:
938: sub check_queue_unlock {
1.32 albertel 939: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 940: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 941: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 942: if (!defined($key)) {
943: $key="$symb\0queue\0$uname\@$udom";
944: }
1.30 albertel 945: my $cnum=$env{'course.'.$cid.'.num'};
946: my $cdom=$env{'course.'.$cid.'.domain'};
947: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
948: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
949: if ($who eq $me) {
1.32 albertel 950: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
951: } elsif ($allow_not_me) {
1.33 albertel 952: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 953: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 954: }
1.32 albertel 955: return 'not_owner';
1.21 albertel 956: }
957:
1.88 albertel 958: sub in_queue {
959: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
960: if ($queue eq 'none') { return 0; }
961: if (!defined($symb) || !defined($cdom) || !defined($cnum)
962: || !defined($udom) || !defined($uname)) {
963: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
964: $cnum=$env{'course.'.$cid.'.num'};
965: $cdom=$env{'course.'.$cid.'.domain'};
966: }
967:
968: my $key=&encode_queue_key($symb,$udom,$uname);
969: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
970:
971: if (defined($results{$key})) {
972: return 1;
973: }
974: return 0;
975: }
976:
1.21 albertel 977: sub remove_from_queue {
1.86 albertel 978: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 979: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 980: if (!defined($symb) || !defined($cdom) || !defined($cnum)
981: || !defined($udom) || !defined($uname)) {
982: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
983: $cnum=$env{'course.'.$cid.'.num'};
984: $cdom=$env{'course.'.$cid.'.domain'};
985: }
1.88 albertel 986: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
987: return 'ok';
988: }
1.86 albertel 989: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 990: my @keys=($key,"$key\0locked");
1.31 albertel 991: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 992: }
993:
1.16 albertel 994: sub setup_env_for_other_user {
995: my ($queue_key,$safeeval)=@_;
996: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 997: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 998: $env{'form.grade_symb'}=$symb;
999: $env{'form.grade_domain'}=$udom;
1000: $env{'form.grade_username'}=$uname;
1001: $env{'form.grade_courseid'}=$env{'request.course.id'};
1002: &Apache::lonxml::initialize_rndseed($safeeval);
1003: }
1004:
1.31 albertel 1005: sub get_queue_data {
1006: my ($queue)=@_;
1007: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1008: my $cnum=$env{'course.'.$cid.'.num'};
1009: my $cdom=$env{'course.'.$cid.'.domain'};
1010: my $todo="$symb\0queue\0$uname\@$udom";
1011: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1012: if ($key eq $todo && ref($value)) {
1013: return $value;
1014: }
1015: return undef;
1016: }
1017:
1.84 albertel 1018:
1.49 albertel 1019: sub check_queue_for_key {
1.84 albertel 1020: my ($cdom,$cnum,$queue,$todo)=@_;
1021:
1.49 albertel 1022: my %results=
1023: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1024:
1025: if (exists($results{$todo}) && ref($results{$todo})) {
1026: if (defined($results{"$todo\0locked"})) {
1027: return 'locked';
1028: }
1.86 albertel 1029: my $slot;
1030: if (ref($results{$todo}) eq 'ARRAY') {
1031: $slot = $results{$todo}[0];
1032: } elsif (ref($results{$todo}) eq 'HASH') {
1033: $slot = $results{$todo}{'slot'};
1034: }
1035: if (defined($slot)) {
1036: my %slot_data=&Apache::lonnet::get_slot($slot);
1037: if ($slot_data{'endtime'} > time) {
1038: return 'in_progress';
1039: }
1.58 albertel 1040: }
1.49 albertel 1041: return 'enqueued';
1042: }
1043: return undef;
1044: }
1045:
1.14 albertel 1046: sub add_to_queue {
1.82 albertel 1047: my ($queue,$user_data)=@_;
1.49 albertel 1048: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1049: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1050: if (!$cid || $env{'request.state'} eq 'construct') {
1051: return 'no_queue';
1052: }
1.14 albertel 1053: my $cnum=$env{'course.'.$cid.'.num'};
1054: my $cdom=$env{'course.'.$cid.'.domain'};
1055: my %data;
1.82 albertel 1056: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1057: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1058: }
1059:
1060: sub show_queue {
1.32 albertel 1061: my ($queue,$with_selects)=@_;
1.14 albertel 1062: my $result;
1063: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1064: my $cnum=$env{'course.'.$cid.'.num'};
1065: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1066:
1067: my @chosen_sections=
1068: &Apache::loncommon::get_env_multiple('form.chosensections');
1069: &Apache::grades::init_perm();
1070: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1071: &Apache::grades::reset_perm();
1.63 albertel 1072: if (!(grep(/^all$/,@chosen_sections))) {
1073: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1074: '</tt>.</p> '."\n";
1075: }
1.59 albertel 1076:
1.16 albertel 1077: my $regexp="^$symb\0";
1.30 albertel 1078: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1079: my ($tmp)=%queue;
1080: if ($tmp=~/^error: 2 /) {
1.33 albertel 1081: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1082: }
1.86 albertel 1083: $result.="\n<h3>Current Queue - $symb $queue </h3><table border='1'><tr>";
1.32 albertel 1084: if ($with_selects) { $result.="<th></th>"; }
1085: $result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";
1.14 albertel 1086: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1087: my ($symb,$uname,$udom) = &decode_queue_key($key);
1088: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1089: if ($key=~/locked$/ && !$with_selects) {
1.16 albertel 1090: my $title=&Apache::lonnet::gettitle($symb);
1.27 albertel 1091: $result.="<tr><td>$title</td><td>$uname</td>";
1.16 albertel 1092: $result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1093: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.16 albertel 1094: my ($symb,undef) = split("\0",$key);
1095: my $title=&Apache::lonnet::gettitle($symb);
1.27 albertel 1096: $result.="<tr><td>$title</td><td></td>";
1.16 albertel 1097: $result.='<td>last queue modification time</td><td>'.
1098: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1099: } elsif ($key!~/(timestamp|locked)$/) {
1.16 albertel 1100: my $title=&Apache::lonnet::gettitle($symb);
1.32 albertel 1101: $result.="<tr>";
1.35 albertel 1102: my $slot=$queue{$key}->[0];
1103: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1104: if ($with_selects) {
1105: my $ekey=&Apache::lonnet::escape($key);
1106: my ($action,$description)=('select',&mt('Select'));
1107: if (exists($queue{"$key\0locked"})) {
1108: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1109: if ($me eq $queue{"$key\0locked"}) {
1110: ($action,$description)=('resume',&mt('Resume'));
1111: } else {
1112: ($action,$description)=('unlock',&mt('Unlock'));
1113: }
1114: }
1.62 albertel 1115: my $seclist;
1116: foreach my $sec (@chosen_sections) {
1117: $seclist.='<input type="hidden" name="chosensections"
1118: value="'.$sec.'" />';
1119: }
1.35 albertel 1120: if (time > $slot_data{'endtime'}) {
1121: $result.=(<<FORM);
1.32 albertel 1122: <td>
1123: <form method="POST">
1124: <input type="hidden" name="gradingkey" value="$ekey" />
1125: <input type="hidden" name="queue" value="$queue" />
1126: <input type="hidden" name="gradingaction" value="$action" />
1127: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1128: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1129: <input type="submit" name="submit" value="$description" />
1.62 albertel 1130: $seclist
1.32 albertel 1131: </form>
1132: </td>
1133: FORM
1.35 albertel 1134:
1135: } else {
1136: $result.='<td>'.&mt("In Progress").'</td>'
1137: }
1.32 albertel 1138: }
1139: $result.="<td>$title</td><td>$uname</td>";
1.27 albertel 1140: $result.='<td>queue entry</td><td>Slot: '.$slot.' End time: '.
1.20 albertel 1141: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1142: "</td></tr>";
1.16 albertel 1143: }
1.14 albertel 1144: }
1.15 albertel 1145: $result.="</table><hr />\n";
1.14 albertel 1146: return $result;
1147: }
1148:
1.34 albertel 1149: sub get_queue_counts {
1150: my ($queue)=@_;
1151: my $result;
1152: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1153: my $cnum=$env{'course.'.$cid.'.num'};
1154: my $cdom=$env{'course.'.$cid.'.domain'};
1155: my $regexp="^$symb\0";
1156: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1157: my ($tmp)=%queue;
1158: if ($tmp=~/^error: 2 /) {
1159: return (0,0,0);
1160: }
1161: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1162: foreach my $key (sort(keys(%queue))) {
1163: if ($key=~/locked$/) {
1164: $locks++;
1165: } elsif ($key=~/timestamp$/) {
1166: #ignore
1167: } elsif ($key!~/(timestamp|locked)$/) {
1168: my ($symb,$uname,$udom) = &decode_queue_key($key);
1169: $entries++;
1170: my $slot=$queue{$key}->[0];
1171: my %slot_data=&Apache::lonnet::get_slot($slot);
1172: if (time > $slot_data{'endtime'}) {
1173: $ready_to_grade++;
1174: }
1175: }
1176: }
1177: return ($entries,$ready_to_grade,$locks);
1178: }
1179:
1.49 albertel 1180: sub encode_queue_key {
1181: my ($symb,$udom,$uname)=@_;
1182: return "$symb\0queue\0$uname\@$udom";
1183: }
1184:
1.14 albertel 1185: sub decode_queue_key {
1186: my ($key)=@_;
1187: my ($symb,undef,$user) = split("\0",$key);
1188: my ($uname,$udom) = split('@',$user);
1189: return ($symb,$uname,$udom);
1190: }
1191:
1192: sub queue_key_locked {
1.30 albertel 1193: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1194: if (!defined($cdom) || !defined($cnum)) {
1195: my (undef,$cid)=&Apache::lonxml::whichuser();
1196: $cnum=$env{'course.'.$cid.'.num'};
1197: $cdom=$env{'course.'.$cid.'.domain'};
1198: }
1.14 albertel 1199: my ($key_locked,$value)=
1.30 albertel 1200: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1201: if ($key_locked eq "$key\0locked") {
1202: return $value;
1203: }
1204: return undef;
1205: }
1206:
1207: sub pick_from_queue_data {
1.30 albertel 1208: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1209: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1210: if ($key =~ /\0locked$/) { next; }
1211: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1212: my ($symb,$uname,$udom)=&decode_queue_key($key);
1213: if ($check_section) {
1214: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1215: if ($section eq $check_section) {
1.33 albertel 1216: &Apache::lonxml::debug("my sec");
1.15 albertel 1217: next;
1218: }
1.14 albertel 1219: }
1.30 albertel 1220: my $slot=$queuedata->{$key}[0];
1.14 albertel 1221: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1222: if ($slot_data{'endtime'} > time) {
1.33 albertel 1223: &Apache::lonxml::debug("not time");
1.15 albertel 1224: next;
1225: }
1.30 albertel 1226: if (&queue_key_locked($queue,$key,$cdom,$cnum)) {
1.33 albertel 1227: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1228: next;
1229: }
1.14 albertel 1230: return $key;
1231: }
1232: return undef;
1233: }
1234:
1.15 albertel 1235: sub find_mid_grade {
1.30 albertel 1236: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1237: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1238: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1239: if ($todo) {
1.30 albertel 1240: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1241: if ($who eq $me) { return $todo; }
1242: }
1243: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1244: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1245: foreach my $key (keys(%locks)) {
1246: my $who=$locks{$key};
1247: if ($who eq $me) {
1248: $todo=$key;
1249: $todo=~s/\0locked$//;
1250: return $todo;
1251: }
1252: }
1253: return undef;
1254: }
1255:
1.32 albertel 1256: sub lock_key {
1257: my ($queue,$todo)=@_;
1258: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1259: my (undef,$cid)=&Apache::lonxml::whichuser();
1260: my $cnum=$env{'course.'.$cid.'.num'};
1261: my $cdom=$env{'course.'.$cid.'.domain'};
1262: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1263: $cdom,$cnum);
1.33 albertel 1264: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1265: if ($success eq 'ok') {
1266: return 1;
1267: }
1268: return 0;
1269: }
1270:
1.86 albertel 1271: sub get_queue_symb_status {
1.85 albertel 1272: my ($queue,$symb,$cdom,$cnum) = @_;
1273: if (!defined($cdom) || !defined($cnum)) {
1274: my (undef,$cid)=&Apache::lonxml::whichuser();
1275: $cnum=$env{'course.'.$cid.'.num'};
1276: $cdom=$env{'course.'.$cid.'.domain'};
1277: }
1278: my $regexp="^$symb\0";
1279: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1280: my ($tmp)=%queue;
1281: if ($tmp=~/^error: 2 /) { return; }
1282: my @users;
1283: foreach my $key (sort(keys(%queue))) {
1284: next if ($key=~/locked$/);
1285: next if ($key=~/timestamp$/);
1286: my ($symb,$uname,$udom) = &decode_queue_key($key);
1287: push(@users,"$uname:$udom");
1288: }
1289: return @users;
1290: }
1291:
1.14 albertel 1292: sub get_from_queue {
1.30 albertel 1293: my ($queue)=@_;
1.14 albertel 1294: my $result;
1295: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1296: my $cnum=$env{'course.'.$cid.'.num'};
1297: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1298: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1299: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1300: if ($todo) { return $todo; }
1.14 albertel 1301: while (1) {
1302: my $starttime=time;
1.83 albertel 1303: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1304: $cdom,$cnum);
1.33 albertel 1305: &Apache::lonxml::debug("$starttime");
1.14 albertel 1306: my $regexp="^$symb\0queue\0";
1.30 albertel 1307: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1308: #make a pass looking for a user _not_ in my section
1.14 albertel 1309: if ($env{'request.course.sec'}) {
1.33 albertel 1310: &Apache::lonxml::debug("sce");
1.30 albertel 1311: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1312: \%queue,$cdom,$cnum);
1.33 albertel 1313: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1314: }
1.33 albertel 1315: # no one _not_ in our section so look for any user that is
1316: # ready for grading
1.14 albertel 1317: if (!$todo) {
1.33 albertel 1318: &Apache::lonxml::debug("no sce");
1.31 albertel 1319: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1320: \%queue,$cdom,$cnum);
1.33 albertel 1321: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1322: }
1323: # no user to grade
1324: if (!$todo) { last; }
1.33 albertel 1325: &Apache::lonxml::debug("got $todo");
1.14 albertel 1326: # otherwise found someone so lets try to lock them
1.32 albertel 1327: # unless someone else already picked them
1328: if (!&lock_key($queue,$todo)) { next; }
1.14 albertel 1329: my (undef,$endtime)=
1.30 albertel 1330: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1331: $cdom,$cnum);
1.33 albertel 1332: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1333: # someone else already modified the queue,
1334: # perhaps our picked user wass already fully graded between
1335: # when we picked him and when we locked his record? so lets
1336: # double check.
1337: if ($endtime != $starttime) {
1338: my ($key,$value)=
1.30 albertel 1339: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1340: $cdom,$cnum);
1.33 albertel 1341: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1342: if ($key eq $todo && ref($value)) {
1343: } else {
1.30 albertel 1344: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1345: $cdom,$cnum);
1.33 albertel 1346: &Apache::lonxml::debug("del");
1.14 albertel 1347: next;
1348: }
1349: }
1.33 albertel 1350: &Apache::lonxml::debug("last $todo");
1.14 albertel 1351: last;
1352: }
1353: return $todo;
1354: }
1355:
1.49 albertel 1356: sub select_user {
1357: my ($symb,$cid)=&Apache::lonxml::whichuser();
1358:
1.59 albertel 1359: my @chosen_sections=
1360: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1361: &Apache::grades::init_perm();
1.59 albertel 1362: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1363: &Apache::grades::reset_perm();
1.63 albertel 1364:
1365: my $result;
1366: if (!(grep(/^all$/,@chosen_sections))) {
1367: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1368: '</tt>.</p> '."\n";
1369: }
1370: $result.='<table border="1">';
1.49 albertel 1371:
1372: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1373: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1374:
1.84 albertel 1375: my $cnum=$env{'course.'.$cid.'.num'};
1376: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1377: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1378: 'Task');
1.49 albertel 1379: my $queue = 'none';
1.58 albertel 1380: my $cannot_grade;
1381: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1382: $queue = 'reviewqueue';
1.58 albertel 1383: if ($status{'reviewqueue'} eq 'in_progress') {
1384: $cannot_grade=1;
1385: }
1386: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1387: $queue = 'gradingqueue';
1.58 albertel 1388: if ($status{'gradingqueue'} eq 'in_progress') {
1389: $cannot_grade=1;
1390: }
1.49 albertel 1391: }
1392: my $todo =
1393: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1394: if ($cannot_grade) {
1395: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1396: '</td><td>';
1397: } else {
1.62 albertel 1398: my $seclist;
1399: foreach my $sec (@chosen_sections) {
1400: $seclist.='<input type="hidden" name="chosensections"
1401: value="'.$sec.'" />';
1402: }
1.58 albertel 1403: $result.=<<RESULT;
1.49 albertel 1404: <tr>
1405: <td>
1406: <form method="POST">
1407: <input type="hidden" name="gradingkey" value="$todo" />
1408: <input type="hidden" name="queue" value="$queue" />
1409: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1410: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1411: <input type="submit" name="submit" value="Regrade" />
1412: $seclist
1.49 albertel 1413: </form>
1414: <td>$fullname->{$student}</td>
1415: <td>
1416: RESULT
1.58 albertel 1417: }
1.49 albertel 1418: if ($status{'status'} eq 'pass') {
1419: $result .= '<font color="green">'.&mt('Passed').'</font>';
1420: } elsif ($status{'status'} eq 'fail') {
1421: $result .= '<font color="red">'.&mt('Failed').'</font>';
1422: } elsif ($status{'status'} eq 'review') {
1423: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1424: } elsif ($status{'status'} eq 'ungraded') {
1425: $result .= &mt('Ungraded');
1426: } elsif ($status{'status'} ne '') {
1427: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1428: } else {
1429: $result.=" ";
1430: }
1431: if ($status{'version'}) {
1432: $result .= ' '.&mt('Version').' '.$status{'version'};
1433: }
1434: $result.= '</td><td>';
1435: if ($status{'reviewqueue'} eq 'enqueued') {
1436: $result .= &mt('Awaiting Review');
1437: } elsif ($status{'reviewqueue'} eq 'locked') {
1438: $result .= &mt('Under Review');
1.58 albertel 1439: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1440: $result .= &mt('Still being worked on.');
1.49 albertel 1441: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1442: $result .= &mt('Awaiting Grading');
1443: } elsif ($status{'gradingqueue'} eq 'locked') {
1444: $result .= &mt('Being Graded');
1.58 albertel 1445: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1446: $result .= &mt('Still being worked on.');
1.49 albertel 1447: } else {
1448: $result.=" ";
1449: }
1450: $result.= '</td></tr>';
1451: }
1452: $result.='</table>';
1453: return $result;
1454: }
1455:
1456: sub get_student_status {
1.86 albertel 1457: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1458:
1459: my %status;
1460:
1461: if ($type eq 'Task') {
1462: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1463: $udom,$uname);
1.89 ! albertel 1464: $status{'status'}=$record{'resource.0.status'};
! 1465: $status{'version'}=$record{'resource.0.version'};
! 1466: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1467: }
1468: $status{'reviewqueue'}=
1469: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1470: &encode_queue_key($symb,$udom,$uname));
1471: $status{'gradingqueue'}=
1472: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1473: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1474: return %status;
1475: }
1476:
1.1 albertel 1477: sub start_ClosingParagraph {
1478: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1479: my $result;
1480: if ($target eq 'web') {
1.13 albertel 1481: } elsif ($target eq 'webgrade') {
1482: &Apache::lonxml::startredirection();
1.1 albertel 1483: }
1484: return $result;
1485: }
1486:
1487: sub end_ClosingParagraph {
1488: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1489: my $result;
1490: if ($target eq 'web') {
1.13 albertel 1491: } elsif ($target eq 'webgrade') {
1492: &Apache::lonxml::endredirection();
1.1 albertel 1493: }
1494: return $result;
1495: }
1496:
1.19 albertel 1497: sub get_id {
1498: my ($parstack,$safeeval)=@_;
1499: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1500: if (!$id) { $id=$Apache::lonxml::curdepth; }
1501: return $id;
1502: }
1503:
1.1 albertel 1504: my %dimension;
1505: sub start_Dimension {
1506: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1507: undef(%dimension);
1.19 albertel 1508: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1509: $Apache::bridgetask::dimension=$dim_id;
1510: push(@Apache::bridgetask::dimensionlist,$dim_id);
1511: undef(@Apache::bridgetask::instance);
1.20 albertel 1512: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1513: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1514: &Apache::lonxml::startredirection();
1515: return &internal_location($dim_id);
1.1 albertel 1516: }
1517:
1.13 albertel 1518: sub get_instance {
1.75 albertel 1519: my ($dim)=@_;
1520: my $rand_alg=&Apache::lonnet::get_rand_alg();
1521: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1522: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1523: $rand_alg eq '64bit4' ) {
1524: &Apache::response::pushrandomnumber();
1525: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1526: my $num=@order;
1527: my $version=&get_version();
1528: my $which=($version-1)%$num;
1529: return $order[$which];
1530: } else {
1531: my ($version,$previous) = &get_version();
1532: my $instance =
1533: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1534: if (defined($instance)) { return $instance; }
1535:
1536: &Apache::response::pushrandomnumber();
1537: my @instances = @{$dimension{'instances'}};
1538: # remove disabled instances
1539: for (my $i=0; $i < $#instances; $i++) {
1540: if ($dimension{$instances[$i].'.disabled'}) {
1541: splice(@instances,$i,1);
1542: $i--;
1543: }
1544: }
1545: @instances = &Math::Random::random_permutation(@instances);
1546: $instance = $instances[($version-1)%scalar(@instances)];
1547: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1548: $instance;
1.79 albertel 1549: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1550: &Apache::response::poprandomnumber();
1551: return $instance;
1552: }
1.13 albertel 1553: }
1554:
1.18 albertel 1555: {
1556: my $last_link;
1557: sub end_Dimension {
1558: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1559: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1560: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1561: my $instance=&get_instance($dim);
1.25 albertel 1562: my $version=&get_version();
1.18 albertel 1563: if ($target eq 'web') {
1.47 albertel 1564: @Apache::scripttag::parser_env = @_;
1565: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1566: my @instances = $instance;
1567: if (&Apache::response::showallfoils()) {
1568: @instances = @{$dimension{'instances'}};
1569: }
1570: foreach my $instance (@instances) {
1571: @Apache::scripttag::parser_env = @_;
1572: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 ! albertel 1573: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
! 1574: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1575:
1.89 ! albertel 1576: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1577: my $mandatory='Mandatory';
1578: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1579: $mandatory='Optional';
1580: }
1581: my $dim_info="<div class='$dim_status'>\n";
1582: if ($dim_status eq 'pass') {
1583: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1584: }
1.76 albertel 1585: if ($dim_status eq 'fail') {
1586: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1587: }
1.76 albertel 1588: my $man_count=0;
1589: my $man_passed=0;
1590: my $opt_count=0;
1591: my $opt_passed=0;
1592: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1593: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1594: eq 'N') {
1595: $opt_count++;
1.89 ! albertel 1596: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1597: $opt_passed++;
1598: }
1599: } else {
1600: $man_count++;
1.89 ! albertel 1601: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1602: $man_passed++;
1603: }
1604: }
1.22 albertel 1605: }
1.76 albertel 1606: if ($man_passed eq $man_count) { $man_passed='all'; }
1607: my $opt_req=$dimension{$instance.'.optionalrequired'};
1608: if ($opt_req !~ /\S/) { $opt_req='0'; }
1609: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1610:
1611: my $internal_location=&internal_location($dim);
1612: $result=~s/\Q$internal_location\E/$dim_info/;
1613:
1614: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 ! albertel 1615: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
! 1616: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1617: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1618: if ($mandatory) {
1619: $mandatory='Mandatory';
1620: } else {
1621: $mandatory='Optional';
1622: }
1623: if ($status eq 'fail') {
1624: } elsif ($status eq 'pass') {
1625: } else {
1626: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1627: }
1628: my $status_display=$status;
1629: $status_display=~s/^([a-z])/uc($1)/e;
1630: @Apache::scripttag::parser_env = @_;
1631: $result.='<div class="'.$status.'"><h4>'.$mandatory.
1632: ' Criteria</h4><p>';
1633: @Apache::scripttag::parser_env = @_;
1634: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1635: $result.='</p><p class="grade">'.$status_display.'</p>';
1.89 ! albertel 1636: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
! 1637: $result.='<p class="comment">'.$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}.'</p>';
1.76 albertel 1638: }
1639: $result.='</div>';
1.22 albertel 1640: }
1641: }
1642: }
1.18 albertel 1643: } elsif ($target eq 'webgrade') {
1.47 albertel 1644: # in case of any side effects that we need
1645: @Apache::scripttag::parser_env = @_;
1646: &Apache::scripttag::xmlparse($dimension{'intro'});
1647: @Apache::scripttag::parser_env = @_;
1648: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1649: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1650: my $link='criteria_'.$instance.'_'.$id;
1.89 ! albertel 1651: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.19 albertel 1652: $result.='<tr><td width="100%" valign="top">'.
1.18 albertel 1653: '<a name="'.$link.'" />'.
1654: '<a name="next_'.$last_link.'" />'.
1.47 albertel 1655: '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';
1656: @Apache::scripttag::parser_env = @_;
1657: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1658: $result.='</textarea>'.
1.18 albertel 1659: #$dimension{$instance.'.criteria.'.$id}.
1660: '</td>'.
1.19 albertel 1661: '<td><nobr>Additional Comment for Student</nobr> <br />'.
1.89 ! albertel 1662: '<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 1663: '</td>'.
1664: '<td>'.
1.47 albertel 1665: '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.
1.30 albertel 1666: '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.
1667: '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.
1668: '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.
1.18 albertel 1669: '</td>'.
1670: '<td>'.
1671: '<a href="#'.$last_link.'">Prev</a><br />'.
1.20 albertel 1672: '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.
1.18 albertel 1673: '</td></tr>';
1674: $last_link=$link;
1675: }
1.22 albertel 1676: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1677: my $optional_passed=0;
1.20 albertel 1678: my $mandatory_failed=0;
1679: my $ungraded=0;
1680: my $review=0;
1.19 albertel 1681: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 ! albertel 1682: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};
! 1683: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};
1.20 albertel 1684: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1685: if ($status eq 'pass') {
1686: if (!$mandatory) { $optional_passed++; }
1687: } elsif ($status eq 'fail') {
1688: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1689: } elsif ($status eq 'review') {
1690: $review++;
1.20 albertel 1691: } elsif ($status eq 'ungraded') {
1692: $ungraded++;
1.21 albertel 1693: } else {
1.47 albertel 1694: $ungraded++;
1.19 albertel 1695: }
1696: }
1.20 albertel 1697: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1698: $mandatory_failed++;
1699: }
1.21 albertel 1700: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1701: if ($review) {
1.89 ! albertel 1702: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1703: 'review';
1.20 albertel 1704: } elsif ($ungraded) {
1.89 ! albertel 1705: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1706: 'ungraded';
1.20 albertel 1707: } elsif ($mandatory_failed) {
1.89 ! albertel 1708: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1709: 'fail';
1.20 albertel 1710: } else {
1.25 albertel 1711: $Apache::lonhomework::results{"resource.$version.$dim.status"}=
1.22 albertel 1712: 'pass';
1.20 albertel 1713: }
1.69 albertel 1714: } else {
1715: # any other targets no output
1716: undef($result);
1.13 albertel 1717: }
1.18 albertel 1718: return $result;
1.1 albertel 1719: }
1720: }
1721:
1722: sub start_IntroParagraph {
1.87 albertel 1723: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1724: my $result;
1.13 albertel 1725: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1726: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1727: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1728:
1729: } elsif ($target eq 'webgrade') {
1.87 albertel 1730: &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1 albertel 1731: }
1.47 albertel 1732:
1.1 albertel 1733: }
1734: return $result;
1735: }
1736:
1737: sub end_IntroParagraph {
1738: }
1739:
1740: sub start_Instance {
1741: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1742: my $id=&get_id($parstack,$safeeval);
1743: push(@{$dimension{'instances'}},$id);
1744: push(@Apache::bridgetask::instance,$id);
1745: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1746: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1747: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1748: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1749: if (lc($disabled) eq 'yes') {
1750: $dimension{$id.'.disabled'}='1';
1751: }
1.1 albertel 1752: return '';
1753: }
1754:
1755: sub end_Instance {
1756: }
1757:
1758: sub start_InstanceText {
1.87 albertel 1759: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1760: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1761: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1762: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1763: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1764: }
1765: return '';
1766: }
1767:
1768: sub end_InstanceText {
1769: return '';
1770: }
1771:
1772: sub start_Criteria {
1.87 albertel 1773: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1774: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1775: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1776: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1777: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1778: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1779: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1780: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1781: push(@{$dimension{$instance_id.'.criterias'}},$id);
1782: }
1783: return '';
1784: }
1785:
1.47 albertel 1786: sub end_Criteria {
1787: }
1788:
1.4 albertel 1789: sub proctor_validation_screen {
1790: my ($slot) = @_;
1791: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1792: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1793: my $name=&Apache::loncommon::plainname($user,$domain);
1794:
1.4 albertel 1795: my $msg;
1.11 albertel 1796: if ($env{'form.proctorpassword'}) {
1.4 albertel 1797: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1798: .'</font></p>';
1799: }
1.47 albertel 1800: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1801: my $result= (<<ENDCHECKOUT);
1802: <h2>Proctor Validation</h2>
1803: <p>Your room's proctor needs to validate your access to this resource.</p>
1804: $msg
1.11 albertel 1805: <form name="checkout" method="POST" action="$env{'request.uri'}">
1.4 albertel 1806: <input type="hidden" name="validate" value="yes" />
1807: <input type="hidden" name="submitted" value="yes" />
1808: <table>
1.44 albertel 1809: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1810: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1811: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1812: </table>
1813: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1814: <table border="1">
1815: <tr><td>
1816: <table>
1817: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1818: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1819: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1820: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1821: <tr><td colspan="2"><img src="$url" /></td></tr>
1822: </table>
1823: </tr></td>
1824: </table>
1.4 albertel 1825: </form>
1826: ENDCHECKOUT
1827: return $result;
1828: }
1829:
1.1 albertel 1830: 1;
1831: __END__
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