Annotation of loncom/homework/bridgetask.pm, revision 1.87
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.87 ! albertel 4: # $Id: bridgetask.pm,v 1.86 2005/12/01 18:19:17 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=
84: $Apache::lonhomework::results{'resource.version'}=
1.27 albertel 85: ++$Apache::lonhomework::history{'resource.version'};
1.23 albertel 86: $Apache::lonhomework::results{"resource.$version.checkedin"}=
1.4 albertel 87: $user.'@'.$domain;
1.23 albertel 88: $Apache::lonhomework::results{"resource.$version.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: $env{'form.previousversion'} ne 'current' &&
1.25 albertel 112: defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.status'})) {
1.29 albertel 113: $version=$env{'form.previousversion'};
114: $previous=1;
115: } else {
116: $version=$Apache::lonhomework::history{'resource.version'};
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 $result;
1.29 albertel 128: if ($Apache::lonhomework::history{'resource.version'} eq '') {
1.25 albertel 129: return '';
130: }
1.29 albertel 131: if ($Apache::lonhomework::history{'resource.version'} < 2 &&
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;
142: foreach my $test_version (1..$Apache::lonhomework::history{'resource.version'}) {
143: if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.status'})) {
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;
325: my $version=$Apache::lonhomework::history{'resource.version'};
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) {
333: my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.checkedin.slot'};
334: my %slot=&Apache::lonnet::get_slot($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.'";';
1.23 albertel 429: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.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) &&
720: $Apache::lonhomework::history{"resource.$version.status"} =~ /^(pass|fail)$/) {
1.54 albertel 721: my $bt_status=$Apache::lonhomework::history{"resource.$version.status"};
722: my $title=&Apache::lonnet::gettitle();
1.80 albertel 723:
724: my $slot_name=
725: $Apache::lonhomework::history{"resource.$version.checkedin.slot"};
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: $opt_count++;
750: if ($Apache::lonhomework::history{"resource.$version.$dim_id.status"} eq 'pass') {
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=
1.25 albertel 809: $Apache::lonhomework::results{"resource.$version.$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");
828: $Apache::lonhomework::results{'resource.grader'}=
1.20 albertel 829: $env{'user.name'}.'@'.$env{'user.domain'};
830: if ($review) {
1.25 albertel 831: $Apache::lonhomework::results{"resource.$version.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) {
1.25 albertel 839: $Apache::lonhomework::results{"resource.$version.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) {
1.25 albertel 848: $Apache::lonhomework::results{"resource.$version.status"}='fail';
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 {
1.25 albertel 866: $Apache::lonhomework::results{"resource.$version.status"}='pass';
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: }
1.26 albertel 883: $Apache::lonhomework::results{"resource.status"}=
884: $Apache::lonhomework::results{"resource.$version.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,$cnum);
1.30 albertel 954: }
1.32 albertel 955: return 'not_owner';
1.21 albertel 956: }
957:
958: sub remove_from_queue {
1.86 albertel 959: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 960: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 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: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 968: my @keys=($key,"$key\0locked");
1.86 albertel 969: &Apache::lonnet::logthis("removing @keys");
1.31 albertel 970: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 971: }
972:
1.16 albertel 973: sub setup_env_for_other_user {
974: my ($queue_key,$safeeval)=@_;
975: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 976: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 977: $env{'form.grade_symb'}=$symb;
978: $env{'form.grade_domain'}=$udom;
979: $env{'form.grade_username'}=$uname;
980: $env{'form.grade_courseid'}=$env{'request.course.id'};
981: &Apache::lonxml::initialize_rndseed($safeeval);
982: }
983:
1.31 albertel 984: sub get_queue_data {
985: my ($queue)=@_;
986: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
987: my $cnum=$env{'course.'.$cid.'.num'};
988: my $cdom=$env{'course.'.$cid.'.domain'};
989: my $todo="$symb\0queue\0$uname\@$udom";
990: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
991: if ($key eq $todo && ref($value)) {
992: return $value;
993: }
994: return undef;
995: }
996:
1.84 albertel 997:
1.49 albertel 998: sub check_queue_for_key {
1.84 albertel 999: my ($cdom,$cnum,$queue,$todo)=@_;
1000:
1.49 albertel 1001: my %results=
1002: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1003:
1004: if (exists($results{$todo}) && ref($results{$todo})) {
1005: if (defined($results{"$todo\0locked"})) {
1006: return 'locked';
1007: }
1.86 albertel 1008: my $slot;
1009: if (ref($results{$todo}) eq 'ARRAY') {
1010: $slot = $results{$todo}[0];
1011: } elsif (ref($results{$todo}) eq 'HASH') {
1012: $slot = $results{$todo}{'slot'};
1013: }
1014: if (defined($slot)) {
1015: my %slot_data=&Apache::lonnet::get_slot($slot);
1016: if ($slot_data{'endtime'} > time) {
1017: return 'in_progress';
1018: }
1.58 albertel 1019: }
1.49 albertel 1020: return 'enqueued';
1021: }
1022: return undef;
1023: }
1024:
1.14 albertel 1025: sub add_to_queue {
1.82 albertel 1026: my ($queue,$user_data)=@_;
1.49 albertel 1027: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1028: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1029: if (!$cid || $env{'request.state'} eq 'construct') {
1030: return 'no_queue';
1031: }
1.14 albertel 1032: my $cnum=$env{'course.'.$cid.'.num'};
1033: my $cdom=$env{'course.'.$cid.'.domain'};
1034: my %data;
1.82 albertel 1035: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1036: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1037: }
1038:
1039: sub show_queue {
1.32 albertel 1040: my ($queue,$with_selects)=@_;
1.14 albertel 1041: my $result;
1042: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1043: my $cnum=$env{'course.'.$cid.'.num'};
1044: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1045:
1046: my @chosen_sections=
1047: &Apache::loncommon::get_env_multiple('form.chosensections');
1048: &Apache::grades::init_perm();
1049: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1050: &Apache::grades::reset_perm();
1.63 albertel 1051: if (!(grep(/^all$/,@chosen_sections))) {
1052: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1053: '</tt>.</p> '."\n";
1054: }
1.59 albertel 1055:
1.16 albertel 1056: my $regexp="^$symb\0";
1.30 albertel 1057: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1058: my ($tmp)=%queue;
1059: if ($tmp=~/^error: 2 /) {
1.33 albertel 1060: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1061: }
1.86 albertel 1062: $result.="\n<h3>Current Queue - $symb $queue </h3><table border='1'><tr>";
1.32 albertel 1063: if ($with_selects) { $result.="<th></th>"; }
1064: $result.="<th>resource</th><th>user</th><th>type</th><th>data</th></tr>";
1.14 albertel 1065: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1066: my ($symb,$uname,$udom) = &decode_queue_key($key);
1067: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1068: if ($key=~/locked$/ && !$with_selects) {
1.16 albertel 1069: my $title=&Apache::lonnet::gettitle($symb);
1.27 albertel 1070: $result.="<tr><td>$title</td><td>$uname</td>";
1.16 albertel 1071: $result.='<td>lock</td><td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1072: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.16 albertel 1073: my ($symb,undef) = split("\0",$key);
1074: my $title=&Apache::lonnet::gettitle($symb);
1.27 albertel 1075: $result.="<tr><td>$title</td><td></td>";
1.16 albertel 1076: $result.='<td>last queue modification time</td><td>'.
1077: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1078: } elsif ($key!~/(timestamp|locked)$/) {
1.16 albertel 1079: my $title=&Apache::lonnet::gettitle($symb);
1.32 albertel 1080: $result.="<tr>";
1.35 albertel 1081: my $slot=$queue{$key}->[0];
1082: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1083: if ($with_selects) {
1084: my $ekey=&Apache::lonnet::escape($key);
1085: my ($action,$description)=('select',&mt('Select'));
1086: if (exists($queue{"$key\0locked"})) {
1087: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1088: if ($me eq $queue{"$key\0locked"}) {
1089: ($action,$description)=('resume',&mt('Resume'));
1090: } else {
1091: ($action,$description)=('unlock',&mt('Unlock'));
1092: }
1093: }
1.62 albertel 1094: my $seclist;
1095: foreach my $sec (@chosen_sections) {
1096: $seclist.='<input type="hidden" name="chosensections"
1097: value="'.$sec.'" />';
1098: }
1.35 albertel 1099: if (time > $slot_data{'endtime'}) {
1100: $result.=(<<FORM);
1.32 albertel 1101: <td>
1102: <form method="POST">
1103: <input type="hidden" name="gradingkey" value="$ekey" />
1104: <input type="hidden" name="queue" value="$queue" />
1105: <input type="hidden" name="gradingaction" value="$action" />
1106: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1107: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1108: <input type="submit" name="submit" value="$description" />
1.62 albertel 1109: $seclist
1.32 albertel 1110: </form>
1111: </td>
1112: FORM
1.35 albertel 1113:
1114: } else {
1115: $result.='<td>'.&mt("In Progress").'</td>'
1116: }
1.32 albertel 1117: }
1118: $result.="<td>$title</td><td>$uname</td>";
1.27 albertel 1119: $result.='<td>queue entry</td><td>Slot: '.$slot.' End time: '.
1.20 albertel 1120: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1121: "</td></tr>";
1.16 albertel 1122: }
1.14 albertel 1123: }
1.15 albertel 1124: $result.="</table><hr />\n";
1.14 albertel 1125: return $result;
1126: }
1127:
1.34 albertel 1128: sub get_queue_counts {
1129: my ($queue)=@_;
1130: my $result;
1131: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1132: my $cnum=$env{'course.'.$cid.'.num'};
1133: my $cdom=$env{'course.'.$cid.'.domain'};
1134: my $regexp="^$symb\0";
1135: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1136: my ($tmp)=%queue;
1137: if ($tmp=~/^error: 2 /) {
1138: return (0,0,0);
1139: }
1140: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1141: foreach my $key (sort(keys(%queue))) {
1142: if ($key=~/locked$/) {
1143: $locks++;
1144: } elsif ($key=~/timestamp$/) {
1145: #ignore
1146: } elsif ($key!~/(timestamp|locked)$/) {
1147: my ($symb,$uname,$udom) = &decode_queue_key($key);
1148: $entries++;
1149: my $slot=$queue{$key}->[0];
1150: my %slot_data=&Apache::lonnet::get_slot($slot);
1151: if (time > $slot_data{'endtime'}) {
1152: $ready_to_grade++;
1153: }
1154: }
1155: }
1156: return ($entries,$ready_to_grade,$locks);
1157: }
1158:
1.49 albertel 1159: sub encode_queue_key {
1160: my ($symb,$udom,$uname)=@_;
1161: return "$symb\0queue\0$uname\@$udom";
1162: }
1163:
1.14 albertel 1164: sub decode_queue_key {
1165: my ($key)=@_;
1166: my ($symb,undef,$user) = split("\0",$key);
1167: my ($uname,$udom) = split('@',$user);
1168: return ($symb,$uname,$udom);
1169: }
1170:
1171: sub queue_key_locked {
1.30 albertel 1172: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1173: if (!defined($cdom) || !defined($cnum)) {
1174: my (undef,$cid)=&Apache::lonxml::whichuser();
1175: $cnum=$env{'course.'.$cid.'.num'};
1176: $cdom=$env{'course.'.$cid.'.domain'};
1177: }
1.14 albertel 1178: my ($key_locked,$value)=
1.30 albertel 1179: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1180: if ($key_locked eq "$key\0locked") {
1181: return $value;
1182: }
1183: return undef;
1184: }
1185:
1186: sub pick_from_queue_data {
1.30 albertel 1187: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1188: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1189: if ($key =~ /\0locked$/) { next; }
1190: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1191: my ($symb,$uname,$udom)=&decode_queue_key($key);
1192: if ($check_section) {
1193: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1194: if ($section eq $check_section) {
1.33 albertel 1195: &Apache::lonxml::debug("my sec");
1.15 albertel 1196: next;
1197: }
1.14 albertel 1198: }
1.30 albertel 1199: my $slot=$queuedata->{$key}[0];
1.14 albertel 1200: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1201: if ($slot_data{'endtime'} > time) {
1.33 albertel 1202: &Apache::lonxml::debug("not time");
1.15 albertel 1203: next;
1204: }
1.30 albertel 1205: if (&queue_key_locked($queue,$key,$cdom,$cnum)) {
1.33 albertel 1206: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1207: next;
1208: }
1.14 albertel 1209: return $key;
1210: }
1211: return undef;
1212: }
1213:
1.15 albertel 1214: sub find_mid_grade {
1.30 albertel 1215: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1216: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1217: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1218: if ($todo) {
1.30 albertel 1219: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1220: if ($who eq $me) { return $todo; }
1221: }
1222: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1223: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1224: foreach my $key (keys(%locks)) {
1225: my $who=$locks{$key};
1226: if ($who eq $me) {
1227: $todo=$key;
1228: $todo=~s/\0locked$//;
1229: return $todo;
1230: }
1231: }
1232: return undef;
1233: }
1234:
1.32 albertel 1235: sub lock_key {
1236: my ($queue,$todo)=@_;
1237: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1238: my (undef,$cid)=&Apache::lonxml::whichuser();
1239: my $cnum=$env{'course.'.$cid.'.num'};
1240: my $cdom=$env{'course.'.$cid.'.domain'};
1241: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1242: $cdom,$cnum);
1.33 albertel 1243: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1244: if ($success eq 'ok') {
1245: return 1;
1246: }
1247: return 0;
1248: }
1249:
1.86 albertel 1250: sub get_queue_symb_status {
1.85 albertel 1251: my ($queue,$symb,$cdom,$cnum) = @_;
1252: if (!defined($cdom) || !defined($cnum)) {
1253: my (undef,$cid)=&Apache::lonxml::whichuser();
1254: $cnum=$env{'course.'.$cid.'.num'};
1255: $cdom=$env{'course.'.$cid.'.domain'};
1256: }
1257: my $regexp="^$symb\0";
1258: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1259: my ($tmp)=%queue;
1260: if ($tmp=~/^error: 2 /) { return; }
1261: my @users;
1262: foreach my $key (sort(keys(%queue))) {
1263: next if ($key=~/locked$/);
1264: next if ($key=~/timestamp$/);
1265: my ($symb,$uname,$udom) = &decode_queue_key($key);
1266: push(@users,"$uname:$udom");
1267: }
1268: return @users;
1269: }
1270:
1.14 albertel 1271: sub get_from_queue {
1.30 albertel 1272: my ($queue)=@_;
1.14 albertel 1273: my $result;
1274: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1275: my $cnum=$env{'course.'.$cid.'.num'};
1276: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1277: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1278: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1279: if ($todo) { return $todo; }
1.14 albertel 1280: while (1) {
1281: my $starttime=time;
1.83 albertel 1282: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1283: $cdom,$cnum);
1.33 albertel 1284: &Apache::lonxml::debug("$starttime");
1.14 albertel 1285: my $regexp="^$symb\0queue\0";
1.30 albertel 1286: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1287: #make a pass looking for a user _not_ in my section
1.14 albertel 1288: if ($env{'request.course.sec'}) {
1.33 albertel 1289: &Apache::lonxml::debug("sce");
1.30 albertel 1290: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1291: \%queue,$cdom,$cnum);
1.33 albertel 1292: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1293: }
1.33 albertel 1294: # no one _not_ in our section so look for any user that is
1295: # ready for grading
1.14 albertel 1296: if (!$todo) {
1.33 albertel 1297: &Apache::lonxml::debug("no sce");
1.31 albertel 1298: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1299: \%queue,$cdom,$cnum);
1.33 albertel 1300: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1301: }
1302: # no user to grade
1303: if (!$todo) { last; }
1.33 albertel 1304: &Apache::lonxml::debug("got $todo");
1.14 albertel 1305: # otherwise found someone so lets try to lock them
1.32 albertel 1306: # unless someone else already picked them
1307: if (!&lock_key($queue,$todo)) { next; }
1.14 albertel 1308: my (undef,$endtime)=
1.30 albertel 1309: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1310: $cdom,$cnum);
1.33 albertel 1311: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1312: # someone else already modified the queue,
1313: # perhaps our picked user wass already fully graded between
1314: # when we picked him and when we locked his record? so lets
1315: # double check.
1316: if ($endtime != $starttime) {
1317: my ($key,$value)=
1.30 albertel 1318: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1319: $cdom,$cnum);
1.33 albertel 1320: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1321: if ($key eq $todo && ref($value)) {
1322: } else {
1.30 albertel 1323: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1324: $cdom,$cnum);
1.33 albertel 1325: &Apache::lonxml::debug("del");
1.14 albertel 1326: next;
1327: }
1328: }
1.33 albertel 1329: &Apache::lonxml::debug("last $todo");
1.14 albertel 1330: last;
1331: }
1332: return $todo;
1333: }
1334:
1.49 albertel 1335: sub select_user {
1336: my ($symb,$cid)=&Apache::lonxml::whichuser();
1337:
1.59 albertel 1338: my @chosen_sections=
1339: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1340: &Apache::grades::init_perm();
1.59 albertel 1341: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1342: &Apache::grades::reset_perm();
1.63 albertel 1343:
1344: my $result;
1345: if (!(grep(/^all$/,@chosen_sections))) {
1346: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1347: '</tt>.</p> '."\n";
1348: }
1349: $result.='<table border="1">';
1.49 albertel 1350:
1351: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1352: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1353:
1.84 albertel 1354: my $cnum=$env{'course.'.$cid.'.num'};
1355: my $cdom=$env{'course.'.$cid.'.domain'};
1356: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname);
1.49 albertel 1357: my $queue = 'none';
1.58 albertel 1358: my $cannot_grade;
1359: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1360: $queue = 'reviewqueue';
1.58 albertel 1361: if ($status{'reviewqueue'} eq 'in_progress') {
1362: $cannot_grade=1;
1363: }
1364: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1365: $queue = 'gradingqueue';
1.58 albertel 1366: if ($status{'gradingqueue'} eq 'in_progress') {
1367: $cannot_grade=1;
1368: }
1.49 albertel 1369: }
1370: my $todo =
1371: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1372: if ($cannot_grade) {
1373: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1374: '</td><td>';
1375: } else {
1.62 albertel 1376: my $seclist;
1377: foreach my $sec (@chosen_sections) {
1378: $seclist.='<input type="hidden" name="chosensections"
1379: value="'.$sec.'" />';
1380: }
1.58 albertel 1381: $result.=<<RESULT;
1.49 albertel 1382: <tr>
1383: <td>
1384: <form method="POST">
1385: <input type="hidden" name="gradingkey" value="$todo" />
1386: <input type="hidden" name="queue" value="$queue" />
1387: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1388: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1389: <input type="submit" name="submit" value="Regrade" />
1390: $seclist
1.49 albertel 1391: </form>
1392: <td>$fullname->{$student}</td>
1393: <td>
1394: RESULT
1.58 albertel 1395: }
1.49 albertel 1396: if ($status{'status'} eq 'pass') {
1397: $result .= '<font color="green">'.&mt('Passed').'</font>';
1398: } elsif ($status{'status'} eq 'fail') {
1399: $result .= '<font color="red">'.&mt('Failed').'</font>';
1400: } elsif ($status{'status'} eq 'review') {
1401: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1402: } elsif ($status{'status'} eq 'ungraded') {
1403: $result .= &mt('Ungraded');
1404: } elsif ($status{'status'} ne '') {
1405: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1406: } else {
1407: $result.=" ";
1408: }
1409: if ($status{'version'}) {
1410: $result .= ' '.&mt('Version').' '.$status{'version'};
1411: }
1412: $result.= '</td><td>';
1413: if ($status{'reviewqueue'} eq 'enqueued') {
1414: $result .= &mt('Awaiting Review');
1415: } elsif ($status{'reviewqueue'} eq 'locked') {
1416: $result .= &mt('Under Review');
1.58 albertel 1417: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1418: $result .= &mt('Still being worked on.');
1.49 albertel 1419: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1420: $result .= &mt('Awaiting Grading');
1421: } elsif ($status{'gradingqueue'} eq 'locked') {
1422: $result .= &mt('Being Graded');
1.58 albertel 1423: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1424: $result .= &mt('Still being worked on.');
1.49 albertel 1425: } else {
1426: $result.=" ";
1427: }
1428: $result.= '</td></tr>';
1429: }
1430: $result.='</table>';
1431: return $result;
1432: }
1433:
1434: sub get_student_status {
1.86 albertel 1435: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1436:
1437: my %status;
1438:
1439: if ($type eq 'Task') {
1440: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1441: $udom,$uname);
1.86 albertel 1442: $status{'status'}=$record{'resource.status'};
1443: $status{'version'}=$record{'resource.version'};
1444: $status{'grader'}=$record{'resource.grader'};
1445: }
1446: $status{'reviewqueue'}=
1447: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1448: &encode_queue_key($symb,$udom,$uname));
1449: $status{'gradingqueue'}=
1450: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1451: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1452: return %status;
1453: }
1454:
1.1 albertel 1455: sub start_ClosingParagraph {
1456: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1457: my $result;
1458: if ($target eq 'web') {
1.13 albertel 1459: } elsif ($target eq 'webgrade') {
1460: &Apache::lonxml::startredirection();
1.1 albertel 1461: }
1462: return $result;
1463: }
1464:
1465: sub end_ClosingParagraph {
1466: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1467: my $result;
1468: if ($target eq 'web') {
1.13 albertel 1469: } elsif ($target eq 'webgrade') {
1470: &Apache::lonxml::endredirection();
1.1 albertel 1471: }
1472: return $result;
1473: }
1474:
1.19 albertel 1475: sub get_id {
1476: my ($parstack,$safeeval)=@_;
1477: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1478: if (!$id) { $id=$Apache::lonxml::curdepth; }
1479: return $id;
1480: }
1481:
1.1 albertel 1482: my %dimension;
1483: sub start_Dimension {
1484: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1485: undef(%dimension);
1.19 albertel 1486: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1487: $Apache::bridgetask::dimension=$dim_id;
1488: push(@Apache::bridgetask::dimensionlist,$dim_id);
1489: undef(@Apache::bridgetask::instance);
1.20 albertel 1490: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1491: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1492: &Apache::lonxml::startredirection();
1493: return &internal_location($dim_id);
1.1 albertel 1494: }
1495:
1.13 albertel 1496: sub get_instance {
1.75 albertel 1497: my ($dim)=@_;
1498: my $rand_alg=&Apache::lonnet::get_rand_alg();
1499: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1500: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1501: $rand_alg eq '64bit4' ) {
1502: &Apache::response::pushrandomnumber();
1503: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1504: my $num=@order;
1505: my $version=&get_version();
1506: my $which=($version-1)%$num;
1507: return $order[$which];
1508: } else {
1509: my ($version,$previous) = &get_version();
1510: my $instance =
1511: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1512: if (defined($instance)) { return $instance; }
1513:
1514: &Apache::response::pushrandomnumber();
1515: my @instances = @{$dimension{'instances'}};
1516: # remove disabled instances
1517: for (my $i=0; $i < $#instances; $i++) {
1518: if ($dimension{$instances[$i].'.disabled'}) {
1519: splice(@instances,$i,1);
1520: $i--;
1521: }
1522: }
1523: @instances = &Math::Random::random_permutation(@instances);
1524: $instance = $instances[($version-1)%scalar(@instances)];
1525: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1526: $instance;
1.79 albertel 1527: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1528: &Apache::response::poprandomnumber();
1529: return $instance;
1530: }
1.13 albertel 1531: }
1532:
1.18 albertel 1533: {
1534: my $last_link;
1535: sub end_Dimension {
1536: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1537: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1538: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1539: my $instance=&get_instance($dim);
1.25 albertel 1540: my $version=&get_version();
1.18 albertel 1541: if ($target eq 'web') {
1.47 albertel 1542: @Apache::scripttag::parser_env = @_;
1543: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1544: my @instances = $instance;
1545: if (&Apache::response::showallfoils()) {
1546: @instances = @{$dimension{'instances'}};
1547: }
1548: foreach my $instance (@instances) {
1549: @Apache::scripttag::parser_env = @_;
1550: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1551: if ($Apache::lonhomework::history{"resource.$version.status"} eq 'pass' ||
1552: $Apache::lonhomework::history{"resource.$version.status"} eq 'fail') {
1553:
1554: my $dim_status=$Apache::lonhomework::history{"resource.$version.$dim.status"};
1555: my $mandatory='Mandatory';
1556: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1557: $mandatory='Optional';
1558: }
1559: my $dim_info="<div class='$dim_status'>\n";
1560: if ($dim_status eq 'pass') {
1561: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1562: }
1.76 albertel 1563: if ($dim_status eq 'fail') {
1564: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1565: }
1.76 albertel 1566: my $man_count=0;
1567: my $man_passed=0;
1568: my $opt_count=0;
1569: my $opt_passed=0;
1570: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1571: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1572: eq 'N') {
1573: $opt_count++;
1574: if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"} eq 'pass') {
1575: $opt_passed++;
1576: }
1577: } else {
1578: $man_count++;
1579: if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"} eq 'pass') {
1580: $man_passed++;
1581: }
1582: }
1.22 albertel 1583: }
1.76 albertel 1584: if ($man_passed eq $man_count) { $man_passed='all'; }
1585: my $opt_req=$dimension{$instance.'.optionalrequired'};
1586: if ($opt_req !~ /\S/) { $opt_req='0'; }
1587: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1588:
1589: my $internal_location=&internal_location($dim);
1590: $result=~s/\Q$internal_location\E/$dim_info/;
1591:
1592: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1593: my $status=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"};
1594: my $comment=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"};
1595: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1596: if ($mandatory) {
1597: $mandatory='Mandatory';
1598: } else {
1599: $mandatory='Optional';
1600: }
1601: if ($status eq 'fail') {
1602: } elsif ($status eq 'pass') {
1603: } else {
1604: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1605: }
1606: my $status_display=$status;
1607: $status_display=~s/^([a-z])/uc($1)/e;
1608: @Apache::scripttag::parser_env = @_;
1609: $result.='<div class="'.$status.'"><h4>'.$mandatory.
1610: ' Criteria</h4><p>';
1611: @Apache::scripttag::parser_env = @_;
1612: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1613: $result.='</p><p class="grade">'.$status_display.'</p>';
1614: if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}) {
1615: $result.='<p class="comment">'.$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}.'</p>';
1616: }
1617: $result.='</div>';
1.22 albertel 1618: }
1619: }
1620: }
1.18 albertel 1621: } elsif ($target eq 'webgrade') {
1.47 albertel 1622: # in case of any side effects that we need
1623: @Apache::scripttag::parser_env = @_;
1624: &Apache::scripttag::xmlparse($dimension{'intro'});
1625: @Apache::scripttag::parser_env = @_;
1626: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1627: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1628: my $link='criteria_'.$instance.'_'.$id;
1.25 albertel 1629: my $status=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"};
1.19 albertel 1630: $result.='<tr><td width="100%" valign="top">'.
1.18 albertel 1631: '<a name="'.$link.'" />'.
1632: '<a name="next_'.$last_link.'" />'.
1.47 albertel 1633: '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';
1634: @Apache::scripttag::parser_env = @_;
1635: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1636: $result.='</textarea>'.
1.18 albertel 1637: #$dimension{$instance.'.criteria.'.$id}.
1638: '</td>'.
1.19 albertel 1639: '<td><nobr>Additional Comment for Student</nobr> <br />'.
1.25 albertel 1640: '<textarea style="width:100%" rows="8" width="25" wrap="hard" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}).'</textarea>'.
1.18 albertel 1641: '</td>'.
1642: '<td>'.
1.47 albertel 1643: '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.
1.30 albertel 1644: '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.
1645: '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.
1646: '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.
1.18 albertel 1647: '</td>'.
1648: '<td>'.
1649: '<a href="#'.$last_link.'">Prev</a><br />'.
1.20 albertel 1650: '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.
1.18 albertel 1651: '</td></tr>';
1652: $last_link=$link;
1653: }
1.22 albertel 1654: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1655: my $optional_passed=0;
1.20 albertel 1656: my $mandatory_failed=0;
1657: my $ungraded=0;
1658: my $review=0;
1.19 albertel 1659: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.25 albertel 1660: my $status=$Apache::lonhomework::results{"resource.$version.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};
1661: $Apache::lonhomework::results{"resource.$version.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};
1.20 albertel 1662: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1663: if ($status eq 'pass') {
1664: if (!$mandatory) { $optional_passed++; }
1665: } elsif ($status eq 'fail') {
1666: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1667: } elsif ($status eq 'review') {
1668: $review++;
1.20 albertel 1669: } elsif ($status eq 'ungraded') {
1670: $ungraded++;
1.21 albertel 1671: } else {
1.47 albertel 1672: $ungraded++;
1.19 albertel 1673: }
1674: }
1.20 albertel 1675: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1676: $mandatory_failed++;
1677: }
1.21 albertel 1678: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1679: if ($review) {
1.25 albertel 1680: $Apache::lonhomework::results{"resource.$version.$dim.status"}=
1.22 albertel 1681: 'review';
1.20 albertel 1682: } elsif ($ungraded) {
1.25 albertel 1683: $Apache::lonhomework::results{"resource.$version.$dim.status"}=
1.22 albertel 1684: 'ungraded';
1.20 albertel 1685: } elsif ($mandatory_failed) {
1.25 albertel 1686: $Apache::lonhomework::results{"resource.$version.$dim.status"}=
1.22 albertel 1687: 'fail';
1.20 albertel 1688: } else {
1.25 albertel 1689: $Apache::lonhomework::results{"resource.$version.$dim.status"}=
1.22 albertel 1690: 'pass';
1.20 albertel 1691: }
1.69 albertel 1692: } else {
1693: # any other targets no output
1694: undef($result);
1.13 albertel 1695: }
1.18 albertel 1696: return $result;
1.1 albertel 1697: }
1698: }
1699:
1700: sub start_IntroParagraph {
1.87 ! albertel 1701: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1702: my $result;
1.13 albertel 1703: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1704: if ($tagstack->[-2] eq 'Dimension') {
1.87 ! albertel 1705: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1706:
1707: } elsif ($target eq 'webgrade') {
1.87 ! albertel 1708: &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1 albertel 1709: }
1.47 albertel 1710:
1.1 albertel 1711: }
1712: return $result;
1713: }
1714:
1715: sub end_IntroParagraph {
1716: }
1717:
1718: sub start_Instance {
1719: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1720: my $id=&get_id($parstack,$safeeval);
1721: push(@{$dimension{'instances'}},$id);
1722: push(@Apache::bridgetask::instance,$id);
1723: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1724: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1725: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1726: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1727: if (lc($disabled) eq 'yes') {
1728: $dimension{$id.'.disabled'}='1';
1729: }
1.1 albertel 1730: return '';
1731: }
1732:
1733: sub end_Instance {
1734: }
1735:
1736: sub start_InstanceText {
1.87 ! albertel 1737: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1738: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 ! albertel 1739: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1740: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1741: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1742: }
1743: return '';
1744: }
1745:
1746: sub end_InstanceText {
1747: return '';
1748: }
1749:
1750: sub start_Criteria {
1.87 ! albertel 1751: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1752: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 ! albertel 1753: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1754: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1755: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1756: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1757: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1758: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1759: push(@{$dimension{$instance_id.'.criterias'}},$id);
1760: }
1761: return '';
1762: }
1763:
1.47 albertel 1764: sub end_Criteria {
1765: }
1766:
1.4 albertel 1767: sub proctor_validation_screen {
1768: my ($slot) = @_;
1769: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1770: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1771: my $name=&Apache::loncommon::plainname($user,$domain);
1772:
1.4 albertel 1773: my $msg;
1.11 albertel 1774: if ($env{'form.proctorpassword'}) {
1.4 albertel 1775: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1776: .'</font></p>';
1777: }
1.47 albertel 1778: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1779: my $result= (<<ENDCHECKOUT);
1780: <h2>Proctor Validation</h2>
1781: <p>Your room's proctor needs to validate your access to this resource.</p>
1782: $msg
1.11 albertel 1783: <form name="checkout" method="POST" action="$env{'request.uri'}">
1.4 albertel 1784: <input type="hidden" name="validate" value="yes" />
1785: <input type="hidden" name="submitted" value="yes" />
1786: <table>
1.44 albertel 1787: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1788: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1789: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1790: </table>
1791: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1792: <table border="1">
1793: <tr><td>
1794: <table>
1795: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1796: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1797: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1798: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1799: <tr><td colspan="2"><img src="$url" /></td></tr>
1800: </table>
1801: </tr></td>
1802: </table>
1.4 albertel 1803: </form>
1804: ENDCHECKOUT
1805: return $result;
1806: }
1807:
1.1 albertel 1808: 1;
1809: __END__
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