Annotation of loncom/homework/bridgetask.pm, revision 1.145
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.144 albertel 4: # $Id: bridgetask.pm,v 1.143 2006/04/20 07:00:20 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 $possible (@allowed) {
1.138 albertel 69: my ($puser,$pdom)=(split(':',$possible));
1.4 albertel 70: if ($puser eq $user && $pdom eq $domain) {
1.72 albertel 71: my $authenticated=0;
72: if ( $slot->{'secret'} =~ /\S/ &&
73: $env{'form.proctorpassword'} eq $slot->{'secret'} ) {
74: $authenticated=1;
75: } else {
76:
77: my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);
78: if ($authhost ne 'no_host') {
79: $authenticated=1;
80: }
81: }
1.81 albertel 82: if ($authenticated && $type eq 'Task') {
1.93 albertel 83: # increment version
1.23 albertel 84: my $version=
1.90 albertel 85: $Apache::lonhomework::history{'resource.0.version'};
86: $version++;
1.93 albertel 87:
88: #clean out all current results
89: foreach my $key (keys(%Apache::lonhomework::history)) {
90: if ($key=~/^resource\.0\./) {
91: $Apache::lonhomework::results{$key}='';
92: }
93: }
94:
95: #setup new version and who did it
1.90 albertel 96: $Apache::lonhomework::results{'resource.0.version'}=$version;
1.89 albertel 97: $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
1.138 albertel 98: $user.':'.$domain;
1.89 albertel 99: $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
1.22 albertel 100: $slot_name;
1.93 albertel 101:
1.4 albertel 102: return 1;
1.81 albertel 103: } elsif ($authenticated && $type eq 'problem') {
1.90 albertel 104: &Apache::lonxml::debug("authed $slot_name");
1.81 albertel 105: $Apache::lonhomework::results{"resource.0.checkedin"}=
1.138 albertel 106: $user.':'.$domain;
1.81 albertel 107: $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
108: $slot_name;
1.4 albertel 109: }
110: }
111: }
112: return 0;
113: }
114:
1.25 albertel 115: sub get_version {
1.29 albertel 116: my ($version,$previous);
1.25 albertel 117: if ($env{'form.previousversion'} &&
1.36 albertel 118: $env{'form.previousversion'} ne 'current' &&
1.89 albertel 119: defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.0.status'})) {
1.29 albertel 120: $version=$env{'form.previousversion'};
121: $previous=1;
122: } else {
1.89 albertel 123: $version=$Apache::lonhomework::history{'resource.0.version'};
1.29 albertel 124: $previous=0;
125: }
126: if (wantarray) {
127: return ($version,$previous);
1.25 albertel 128: }
1.29 albertel 129: return $version;
1.25 albertel 130: }
131:
1.8 albertel 132: sub add_previous_version_button {
1.25 albertel 133: my ($status)=@_;
1.8 albertel 134: my $result;
1.89 albertel 135: if ($Apache::lonhomework::history{'resource.0.version'} eq '') {
1.25 albertel 136: return '';
137: }
1.89 albertel 138: if ($Apache::lonhomework::history{'resource.0.version'} < 2 &&
1.29 albertel 139: $status ne 'NEEDS_CHECKIN') {
1.25 albertel 140: return '';
141: }
1.29 albertel 142: my $version=&get_version();
143: if ($env{'form.previousversion'} ne '' &&
144: $env{'form.previousversion'} eq $version) {
145: $result.="<h3>".&mt("Showing previous version [_1]",$version).
146: "</h3>\n";
147: }
148: my @to_show;
1.89 albertel 149: foreach my $test_version (1..$Apache::lonhomework::history{'resource.0.version'}) {
150: if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.0.status'})) {
1.29 albertel 151: push(@to_show,$test_version);
152: }
153: }
154: my $list='<option>'.
155: join("</option>\n<option>",@to_show).
156: "</option>\n";
1.36 albertel 157: $list.='<option value="current">'.&mt('Current').'</option>';
1.115 albertel 158: $result.='<form name="getprevious" method="post" action="';
1.29 albertel 159: my $uri=$env{'request.uri'};
160: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
161: $result.=$uri.'">'.
162: &mt(' Show a previously done version: [_1]','<select onchange="this.form.submit()" name="previousversion">
163: <option>'.&mt('Pick one').'</option>
164: '.$list.'
165: </select>')."</form>";
1.8 albertel 166: return $result;
167: }
168:
1.13 albertel 169: sub add_grading_button {
1.59 albertel 170: my (undef,$cid)=&Apache::lonxml::whichuser();
171: my $cnum=$env{'course.'.$cid.'.num'};
172: my $cdom=$env{'course.'.$cid.'.domain'};
1.144 albertel 173: my %sections = &Apache::loncommon::get_sections($cdom,$cnum);
174:
1.59 albertel 175: my $size=5;
176: if (scalar(keys(%sections)) < 3) {
177: $size=scalar(keys(%sections))+2;
178: }
1.122 albertel 179: my $sec_select = '<select multiple="multiple" name="chosensections" size="'.$size.'">'."\n";
1.59 albertel 180: $sec_select .= "<option value='all' selected='selected'>all</option>\n";
181: foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
1.122 albertel 182: $sec_select .= "<option value=\"$sec\">$sec</option>\n";
1.59 albertel 183: }
184: $sec_select .= "<option value='none'>none</option></select>\n";
185:
1.29 albertel 186: my $result=' <input type="submit" name="gradeasubmission" value="'.
1.13 albertel 187: &mt("Get a submission to grade").'" />';
188: $result.='<input type="hidden" name="grade_target" value="webgrade" />';
1.40 albertel 189: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.34 albertel 190: my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
1.106 albertel 191: $result.='<table><tr>';
192: $result.='<td rowspan="4">Specify a section: </td><td rowspan="4">'.$sec_select.'</td>';
193: $result.='<td>'.' <input type="submit" name="reviewagrading" value="'.
194: &mt("Select an entry from the grading queue:").'" /> ';
1.34 albertel 195:
1.107 albertel 196: $result.= &mt("[_1] entries, [_2] ready, [_3] being graded",$entries,$ready,$locks).' </td></tr>'."\n";
1.34 albertel 197:
198: ($entries,$ready,$locks)=&get_queue_counts('reviewqueue');
1.106 albertel 199: $result.='<tr><td>'.
200: ' <input type="submit" name="reviewasubmission" value="'.
201: &mt("Select an entry from the review queue:").'" /> ';
202: $result.=&mt("[_1] entries, [_2] ready, [_3] being graded",
203: $entries,$ready,$locks).'</td></tr>'."\n";
204: $result.='<tr><td> <input type="submit" name="regradeasubmission" value="'.
205: &mt("List of user's grade status").'" /> </td></tr></table>'."\n";
1.105 albertel 206: $result.='<p> <input type="submit" name="regradeaspecificsubmission" value="'.
1.106 albertel 207: &mt("Regrade specific user:").'" />'."\n";
1.105 albertel 208: $result.='<input type="text" size="12" name="gradinguser" />';
209: $result.=&Apache::loncommon::select_dom_form($env{'user.domain'},
210: 'gradingdomain');
211: $result.=' '.
212: &Apache::loncommon::selectstudent_link('gradesubmission',
213: 'gradinguser',
214: 'gradingdomain');
215: $result.=&Apache::loncommon::studentbrowser_javascript();
1.123 albertel 216: $result.= '</p>';
1.144 albertel 217: }
1.13 albertel 218: return $result;
219: }
220:
1.22 albertel 221: sub add_request_another_attempt_button {
1.38 albertel 222: my ($text)=@_;
223: if (!$text) { $text="Request another attempt"; }
1.25 albertel 224: my $result;
1.36 albertel 225: my $symb=&Apache::lonnet::symbread();
1.37 albertel 226: my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
1.38 albertel 227: my $action='get_reservation';
1.37 albertel 228: if ($slot_name) {
1.38 albertel 229: $text="Change reservation.";
230: $action='change_reservation';
1.37 albertel 231: my $description=&Apache::slotrequest::get_description($slot_name,
232: $slot);
233: $result.=(<<STUFF);
234: <p> Will be next available: $description </p>
235: STUFF
236: }
1.38 albertel 237:
238: if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
239: $symb=&Apache::lonnet::escape($symb);
1.115 albertel 240: $result.='<form method="post" action="/adm/slotrequest">'.
1.38 albertel 241: '<input type="hidden" name="symb" value="'.$symb.'" />'.
242: '<input type="hidden" name="command" value="'.$action.'" />'.
243: '<input type="submit" name="requestattempt" value="'.
244: &mt($text).'" />'.
245: '</form>';
1.25 albertel 246: return $result;
1.22 albertel 247: }
248:
1.30 albertel 249: sub preserve_grade_info {
250: my $result;
251: # if we are viewing someone else preserve that info
252: if (defined $env{'form.grade_symb'}) {
253: foreach my $field ('symb','courseid','domain','username') {
254: $result .= '<input type="hidden" name="grade_'.$field.
255: '" value="'.$env{"form.grade_$field"}.'" />'."\n";
256: }
257: }
258: return $result;
259: }
260:
1.53 albertel 261: sub style {
1.125 albertel 262: my ($target) = @_;
263: if ($target eq 'web'
264: || $target eq 'webgrade') {
265: return (<<STYLE);
1.126 albertel 266: <link rel="stylesheet" type="text/css" href="/res/adm/includes/task.css" />
1.53 albertel 267: STYLE
1.125 albertel 268: }
269: return;
1.53 albertel 270: }
271:
1.54 albertel 272: sub show_task {
273: my ($status,$previous)=@_;
274: if (!$previous && (
275: ( $status eq 'CLOSED' ) ||
276: ( $status eq 'BANNED') ||
277: ( $status eq 'UNAVAILABLE') ||
278: ( $status eq 'NOT_IN_A_SLOT') ||
279: ( $status eq 'NEEDS_CHECKIN') ||
280: ( $status eq 'WAITING_FOR_GRADE') ||
281: ( $status eq 'INVALID_ACCESS') )) {
282: return 0;
283: }
1.64 albertel 284: if ($env{'form.donescreen'}) { return 0; }
1.54 albertel 285: return 1;
286: }
287:
288: sub internal_location {
289: my ($id)=@_;
290: return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
291: }
292:
1.60 albertel 293: sub submission_time_stamp {
294: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
295: my $submissiontime;
1.89 albertel 296: my $version=$Apache::lonhomework::history{'resource.0.version'};
1.60 albertel 297: for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
298: if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
299: $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
300: }
301: }
302: my $result;
303: if ($submissiontime) {
1.89 albertel 304: my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.0.checkedin.slot'};
1.60 albertel 305: my %slot=&Apache::lonnet::get_slot($slot_name);
306: my $diff = $slot{'endtime'} - $submissiontime;
1.71 albertel 307: my ($color,$when)=('#FF6666','after');
308: if ($diff > 0) { ($color,$when)=('#336600','before'); }
1.60 albertel 309: my $info;
310: if ($diff%60) { $info=($diff%60).' seconds'; }
311: $diff=int($diff/60);
312: if ($diff%60) { $info=($diff%60).' minutes '.$info; }
313: $diff=int($diff/60);
314: if ($diff) { $info=$diff.' hours '.$info; }
315: $result='<p><font color="'.$color.'">'.
316: &mt('Student submitted [_1] [_2] the deadline.
317: (Submission was at [_3], end of period was [_4].)',
318: $info,$when,scalar(localtime($submissiontime)),
319: scalar(localtime($slot{'endtime'}))).
320: '</font></p>';
321: }
322: return $result;
323: }
324:
1.119 albertel 325: sub file_list {
326: my ($files,$uname,$udom) = @_;
327: if (!defined($uname) || !defined($udom)) {
328: (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
329: }
1.70 albertel 330: my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
1.119 albertel 331:
1.120 albertel 332: my $file_list="<ul class=\"LC_GRADING_handininfo\">\n";
1.119 albertel 333: foreach my $partial_file (split(',',$files)) {
1.70 albertel 334: my $file=$file_url.$partial_file;
335: $file=~s|/+|/|g;
336: &Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
1.73 albertel 337: $file_list.='<li><nobr><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
1.109 albertel 338: &Apache::loncommon::icon($file).'" border="0"> '.$file.
1.70 albertel 339: '</a></nobr></li>'."\n";
340: }
341: $file_list.="</ul>\n";
1.119 albertel 342: return $file_list;
343: }
344:
345: sub webgrade_standard_info {
346: my ($version)=&get_version();
347:
348: my $file_list = &file_list($Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"});
1.70 albertel 349:
1.118 albertel 350: my %lt=&Apache::lonlocal::texthash('done' => 'Next Item',
351: 'stop' => 'Quit Grading',
1.143 albertel 352: 'fail' => 'Fail Rest',
1.70 albertel 353: );
354:
355: my $result=<<INFO;
1.120 albertel 356: <div class="LC_GRADING_maincontrols">
1.111 albertel 357: <input type="submit" name="next" value="$lt{'done'}" />
358: <input type="submit" name="stop" value="$lt{'stop'}" />
1.143 albertel 359: <input type="button" name="fail" value="$lt{'fail'}"
360: onclick="javascript:onFailRest()" />
1.111 albertel 361: </div>
1.70 albertel 362: $file_list
363: INFO
364: return $result;
365: }
366:
1.1 albertel 367: sub start_Task {
1.87 albertel 368: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 369:
1.4 albertel 370: my ($status,$accessmsg,$slot);
1.16 albertel 371: if ($target ne 'webgrade') {
1.70 albertel 372: &Apache::structuretags::init_problem_globals('Task');
1.16 albertel 373: &Apache::structuretags::initialize_storage();
374: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.74 albertel 375: if ($env{'request.state'} eq 'construct') {
376: &Apache::structuretags::setup_rndseed($safeeval);
377: }
1.16 albertel 378: }
379:
1.4 albertel 380: $Apache::lonhomework::parsing_a_task=1;
1.141 albertel 381:
382: my $name;
383: if ($target eq 'web' || $target eq 'webgrade') {
384: $name = &Apache::structuretags::get_resource_name($parstack,$safeeval);
385: }
386:
1.145 ! albertel 387: my ($result,$form_tag_start);
! 388: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'tex'
! 389: || $target eq 'edit') {
! 390: ($result,$form_tag_start) =
! 391: &Apache::structuretags::page_start($target,$token,$tagstack,
! 392: $parstack,$parser,$safeeval,
! 393: $name,&style());
! 394: $result .= '<div class="LC_task">'."\n";
! 395: }
1.123 albertel 396:
1.74 albertel 397: if ($target eq 'web' && $env{'request.state'} ne 'construct') {
1.13 albertel 398: if ($Apache::lonhomework::modifygrades) {
1.141 albertel 399: $result.='<form name="gradesubmission" method="post" action="';
1.13 albertel 400: my $uri=$env{'request.uri'};
401: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
1.141 albertel 402: $result.=$uri.'">'.&add_grading_button()."</form>";
1.38 albertel 403: my $symb=&Apache::lonnet::symbread();
1.40 albertel 404: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.141 albertel 405: $result.='<form method="post" name="slotrequest" action="/adm/slotrequest">'.
1.40 albertel 406: '<input type="hidden" name="symb" value="'.$symb.'" />'.
407: '<input type="hidden" name="command" value="showslots" />'.
408: '<input type="submit" name="requestattempt" value="'.
409: &mt('Show Slot list').'" />'.
410: '</form>';
1.108 albertel 411: my $target_id =
412: &Apache::lonstathelpers::make_target_id({symb => $symb,
413: part => '0'});
1.141 albertel 414: $result.='<form method="post" name="gradingstatus" action="/adm/statistics">'.
1.108 albertel 415: '<input type="hidden" name="problemchoice" value="'.$target_id.'" />'.
416: '<input type="hidden" name="reportSelected" value="grading_analysis" />'.
417: '<input type="submit" name="grading" value="'.
418: &mt('Show Grading Status').'" />'.
419: '</form>';
1.40 albertel 420: }
1.13 albertel 421: }
1.8 albertel 422: }
1.74 albertel 423: if ($target eq 'web' && $env{'request.state'} eq 'construct') {
424: $form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
425: }
1.21 albertel 426: if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
1.1 albertel 427: $target eq 'tex') {
1.29 albertel 428: my ($version,$previous)=&get_version();
1.14 albertel 429: ($status,$accessmsg,my $slot_name,$slot) =
1.81 albertel 430: &Apache::lonhomework::check_slot_access('0','Task');
1.9 albertel 431: push(@Apache::inputtags::status,$status);
1.14 albertel 432: $Apache::inputtags::slot_name=$slot_name;
1.1 albertel 433: my $expression='$external::datestatus="'.$status.'";';
1.89 albertel 434: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
1.1 albertel 435: &Apache::run::run($expression,$safeeval);
436: &Apache::lonxml::debug("Got $status");
1.141 albertel 437: $result.=&add_previous_version_button($status);
1.54 albertel 438: if (!&show_task($status,$previous)) {
1.87 albertel 439: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.1 albertel 440: if ( $target eq "web" ) {
1.74 albertel 441: if ($env{'request.state'} eq 'construct') {
442: $result.=$form_tag_start;
443: }
1.4 albertel 444: my $msg;
1.1 albertel 445: if ($status eq 'UNAVAILABLE') {
446: $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
1.3 albertel 447: } elsif ($status eq 'NOT_IN_A_SLOT') {
448: $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
1.38 albertel 449: $msg.=&add_request_another_attempt_button("Sign up for time to work.");
1.4 albertel 450: } elsif ($status eq 'NEEDS_CHECKIN') {
451: $msg.='<h1>'.&mt('You need the Proctor to validate you.').
452: '</h1>'.&proctor_validation_screen($slot);
1.22 albertel 453: } elsif ($status eq 'WAITING_FOR_GRADE') {
454: $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
1.64 albertel 455: } elsif ($env{'form.donescreen'}) {
456: my $title=&Apache::lonnet::gettitle();
1.67 albertel 457: my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
1.114 albertel 458: my (undef,undef,$domain,$user)=
459: &Apache::lonxml::whichuser();
460: my $files = '<ul>';
461: foreach my $file (@files) {
462: my $url="/uploaded/$domain/$user/portfolio$file";
1.130 albertel 463: if (! &Apache::lonnet::stat_file($url)) {
464: $file = &mt('<font color="red"> Nonexistant file:</font> <tt>[_1]</tt>',$file);
465: } else {
466: $file = '<tt>'.$file.'</tt>';
467: }
1.114 albertel 468: $files .= '<li>'.$file.'</li>';
469: }
470: $files.='</ul>';
471:
1.64 albertel 472: $result.=<<DONESCREEN;
473: <h2>$title</h2>
474: <p> Files submitted: $files </p>
1.67 albertel 475: <p> You are now done with this Bridge Task </p>
1.64 albertel 476: <hr />
477: <p> <a href="/adm/logout">Logout</a> </p>
478: <p> <a href="/adm/roles">Change to a different course</a> </p>
479: DONESCREEN
1.1 albertel 480: } elsif ($status ne 'NOT_YET_VIEWED') {
481: $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
482: }
483: if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
484: $msg.='The problem '.$accessmsg;
485: }
486: $result.=$msg.'<br />';
487: } elsif ($target eq 'tex') {
488: $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm';
489: if ($status eq 'UNAVAILABLE') {
490: $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
491: } else {
492: $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
493: }
1.22 albertel 494: } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4 albertel 495: if ($status eq 'NEEDS_CHECKIN') {
1.83 albertel 496: if(&proctor_check_auth($slot_name,$slot,'Task')
497: && defined($Apache::inputtags::slot_name)) {
1.77 albertel 498: my $result=&add_to_queue('gradingqueue',
1.82 albertel 499: [$Apache::inputtags::slot_name]);
1.77 albertel 500: &Apache::lonxml::debug("add_to_queue said $result");
501: }
1.4 albertel 502: }
1.1 albertel 503: }
504: } elsif ($target eq 'web') {
1.141 albertel 505:
1.57 albertel 506: $result.=&preserve_grade_info();
507: $result.=&internal_location();
1.36 albertel 508: $result.=$form_tag_start.
509: '<input type="hidden" name="submitted" value="yes" />';
1.54 albertel 510: &Apache::lonxml::startredirection();
1.1 albertel 511: }
1.21 albertel 512: } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
513: $target eq 'webgrade') {
1.32 albertel 514: my $webgrade='yes';
1.21 albertel 515: if ($target eq 'webgrade') {
1.141 albertel 516: $result.= "\n".'<div class="LC_GRADING_task">'."\n".
1.124 albertel 517: '<script type="text/javascript"
1.126 albertel 518: src="/res/adm/includes/task_grading.js"></script>';
1.49 albertel 519: #$result.='<br />Review'.&show_queue('reviewqueue');
520: #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30 albertel 521: }
1.33 albertel 522: # FIXME Blast! still need to reorg this, need to reshow the
523: # queue being reviewed once done with the grade pass...
524: # Hrrm, vaildation pass should perhaps say 'not_locked'
525: # perhaps do a search if there is a key that is mine and if
526: # there isn't reshow the queue....
1.105 albertel 527: my ($todo,$status_code,$msg)=&get_key_todo($target);
1.33 albertel 528:
529: if ($todo) {
530: &setup_env_for_other_user($todo,$safeeval);
531: my ($symb,$uname,$udom)=&decode_queue_key($todo);
532: $result.="\n".'<table><tr><td>Found '.
533: &Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
534: $form_tag_start.=
535: '<input type="hidden" name="gradingkey" value="'.
536: &Apache::lonnet::escape($todo).'" />';
537: $Apache::bridgetask::queue_key=$todo;
538: &Apache::structuretags::initialize_storage();
539: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.110 albertel 540: if ($target eq 'webgrade' && $status_code eq 'selected') {
541: $form_tag_start.=
542: '<input type="hidden" name="queuemode" value="selected" />';
1.33 albertel 543: }
1.15 albertel 544: } else {
1.33 albertel 545: if ($target eq 'webgrade') {
546: $result.="\n";
1.81 albertel 547: my $back='<p><a href="/adm/flip?postdata=return:">'.
548: &mt('Return to resource').'</a></p>';
1.33 albertel 549: if ($status_code eq 'stop') {
1.81 albertel 550: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 551: } elsif ($status_code eq 'lock_failed') {
1.105 albertel 552: $result.='<b>'.&mt("Failed to lock the requested record.")
1.81 albertel 553: .'</b>'.$back;
1.33 albertel 554: } elsif ($status_code eq 'unlock') {
1.81 albertel 555: $result.='<b>'.&mt("Unlocked the requested record.")
556: .'</b>'.$back;
1.33 albertel 557: $result.=&show_queue($env{'form.queue'},1);
558: } elsif ($status_code eq 'show_list') {
559: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 560: } elsif ($status_code eq 'select_user') {
561: $result.=&select_user();
1.95 albertel 562: } elsif ($status_code eq 'unable') {
563: $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
1.105 albertel 564: } elsif ($status_code eq 'not_allowed') {
565: $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
1.33 albertel 566: } else {
1.81 albertel 567: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 568: }
1.21 albertel 569: }
1.33 albertel 570: $webgrade='no';
1.87 albertel 571: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 572: }
573: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 574: if ($webgrade eq 'yes') {
575: $result.=&submission_time_stamp();
576: }
1.32 albertel 577: $result.=$form_tag_start;
578: $result.='<input type="hidden" name="webgrade" value="'.
579: $webgrade.'" />';
580: $result.='<input type="hidden" name="queue" value="'.
581: $env{'form.queue'}.'" />';
1.52 albertel 582: if ($env{'form.regrade'}) {
583: $result.='<input type="hidden" name="regrade" value="'.
584: $env{'form.regrade'}.'" />';
585: }
1.62 albertel 586: if ($env{'form.chosensections'}) {
587: my @chosen_sections=
588: &Apache::loncommon::get_env_multiple('form.chosensections');
589: foreach my $sec (@chosen_sections) {
590: $result.='<input type="hidden" name="chosensections"
591: value="'.$sec.'" />';
592: }
593: }
1.70 albertel 594: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 595: }
1.110 albertel 596: if ($target eq 'webgrade') {
1.120 albertel 597: $result.="\n".'<div id="LC_GRADING_criterialist">';
1.110 albertel 598: }
1.74 albertel 599: } elsif ($target eq 'edit') {
1.141 albertel 600: $result.=$form_tag_start.
1.74 albertel 601: &Apache::structuretags::problem_edit_header();
602: $Apache::lonxml::warnings_error_header=
603: &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 />";
604: my $temp=&Apache::edit::insertlist($target,$token);
605: $result.=$temp;
1.1 albertel 606: } else {
607: # page_start returned a starting result, delete it if we don't need it
608: $result = '';
609: }
610: return $result;
611: }
612:
1.32 albertel 613: sub get_key_todo {
614: my ($target)=@_;
615: my $todo;
1.33 albertel 616:
617: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 618: &Apache::lonxml::debug("review a submission....");
1.33 albertel 619: $env{'form.queue'}='reviewqueue';
620: return (undef,'show_list');
621: }
622:
623: if (defined($env{'form.reviewagrading'})) {
624: &Apache::lonxml::debug("review a grading....");
625: $env{'form.queue'}='gradingqueue';
626: return (undef,'show_list');
627: }
628:
1.49 albertel 629: if (defined($env{'form.regradeasubmission'})) {
630: &Apache::lonxml::debug("regrade a grading....");
631: $env{'form.queue'}='none';
632: return (undef,'select_user');
633: }
634:
1.105 albertel 635:
1.138 albertel 636: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.105 albertel 637:
638: #need to try both queues..
639: if (defined($env{'form.regradeaspecificsubmission'}) &&
640: defined($env{'form.gradinguser'}) &&
641: defined($env{'form.gradingdomain'}) ) {
642: my ($symb,$cid)=&Apache::lonxml::whichuser();
643: my $cnum = $env{'course.'.$cid.'.num'};
644: my $cdom = $env{'course.'.$cid.'.domain'};
645: my $uname = $env{'form.gradinguser'};
646: my $udom = $env{'form.gradingdomain'};
647:
648: my $gradingkey=&encode_queue_key($symb,$udom,$uname);
649:
650: my $queue;
651:
652: if (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
653: $env{'form.queue'} = $queue = 'gradingqueue';
654: } elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
655: $env{'form.queue'} = $queue = 'reviewqueue';
656: }
657:
658: if (!$queue) {
659: $env{'form.queue'} = $queue = 'none';
660: #not queued so doing either a re or pre grade
661: return ($gradingkey);
662: }
663:
664: my $who=&queue_key_locked($queue,$gradingkey);
665: if ($who eq $me) {
666: #already have the lock
667: $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
668: return ($gradingkey);
669: }
670:
671: if (!defined($who)) {
672: if (&lock_key($queue,$gradingkey)) {
673: return ($gradingkey);
674: } else {
675: return (undef,'lock_failed');
676: }
677: }
678:
679: #otherwise (defined($who) && $who ne $me) some else has it...
680: return (undef,'not_allowed',
681: &mt('Another user ([_1]) currently has the record for [_2] locked.',
1.138 albertel 682: $who,$env{'form.gradinguser'}.':'.$env{'form.gradingdomain'}));
1.105 albertel 683: }
684:
685:
1.32 albertel 686: my $queue=$env{'form.queue'};
1.33 albertel 687:
1.32 albertel 688: if (!defined($queue)) {
689: $env{'form.queue'}=$queue='gradingqueue';
690: }
1.33 albertel 691:
1.32 albertel 692: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 693:
1.49 albertel 694: if ($env{'form.queue'} eq 'none') {
695: if (defined($env{'form.gradingkey'})) {
696: if ($target eq 'webgrade') {
697: if ($env{'form.stop'}) {
698: return (undef,'stop');
699: } elsif ($env{'form.next'}) {
1.59 albertel 700: return (undef,'select_user');
1.49 albertel 701: }
702: }
703: return ($gradingkey,'selected');
704: } else {
1.59 albertel 705: return (undef,'select_user');
1.49 albertel 706: }
707: }
1.32 albertel 708: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 709: && !defined($env{'form.gradingaction'})
710: && $env{'form.queuemode'} eq 'selected') {
711:
712: my $who=&queue_key_locked($queue,$gradingkey);
713: if ($who eq $me) {
714: &Apache::lonxml::debug("Found a key was given to me");
715: return ($gradingkey,'selected');
716: } else {
717: return (undef,'show_list');
718: }
719:
720: }
721:
722: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
723: if ($env{'form.gradingaction'} eq 'resume') {
724: delete($env{'form.gradingaction'});
725: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 726: return ($gradingkey);
1.33 albertel 727: } elsif ($env{'form.gradingaction'} eq 'unlock') {
728: &Apache::lonxml::debug("Unlocking a key ".
729: &check_queue_unlock($queue,$gradingkey,1));
730: return (undef,'unlock');
731: } elsif ($env{'form.gradingaction'} eq 'select') {
732: &Apache::lonxml::debug("Locking a key");
733: if (&lock_key($queue,$gradingkey)) {
734: &Apache::lonxml::debug("Success $queue");
735: return ($gradingkey);
736: }
737: &Apache::lonxml::debug("Failed $queue");
738: return (undef,'lock_failed');
1.32 albertel 739: }
740: }
1.33 albertel 741:
742: if ($env{'form.queuemode'} ne 'selected') {
743: # don't get something new from the queue if they hit the stop button
744: if (!($env{'form.stop'} && $target eq 'webgrade')
745: && !$env{'form.gradingaction'}) {
746: &Apache::lonxml::debug("Getting anew $queue");
747: return (&get_from_queue($queue));
748: } else {
749: return (undef,'stop');
750: }
1.32 albertel 751: }
1.33 albertel 752: return (undef,undef)
1.32 albertel 753: }
1.94 albertel 754:
755: sub minimize_storage {
756: foreach my $key (keys(%Apache::lonhomework::results)) {
757: if ($key =~ /regrader$/) { next; }
758: if ($Apache::lonhomework::results{$key} eq
759: $Apache::lonhomework::history{$key}) {
760: delete($Apache::lonhomework::results{$key});
761: }
762: }
763: }
764:
1.1 albertel 765: sub end_Task {
766: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
767: my $result='';
768: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 769: my ($version,$previous)=&get_version();
1.1 albertel 770: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 771: $target eq 'tex') {
1.69 albertel 772: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 773: if ($target eq 'web') {
1.54 albertel 774: if (&show_task($status,$previous)) {
775: $result.=&Apache::lonxml::endredirection();
776: }
1.64 albertel 777: if ($status eq 'CAN_ANSWER' && !$previous &&
778: !$env{'form.donescreen'}) {
1.15 albertel 779: $result.="\n".'<table border="1">'.
1.28 albertel 780: &Apache::inputtags::file_selector("$version.0",
781: "bridgetask","*",
1.46 albertel 782: 'portfolioonly',
783: '
784: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
785: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 786: "</table>";
1.77 albertel 787: }
1.78 albertel 788: if (!$previous && $status ne 'SHOW_ANSWER' &&
789: &show_task($status,$previous)) {
1.9 albertel 790: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 791: $result.='</form>';
1.116 albertel 792: my $action = &Apache::lonenc::check_encrypt($env{'request.uri'});
1.64 albertel 793: $result.=<<DONEBUTTON;
1.115 albertel 794: <form name="done" method="post" action="$action">
1.64 albertel 795: <input type="hidden" name="donescreen" value="1" />
796: <input type="submit" value="Done" />
797: </form>
798: DONEBUTTON
1.77 albertel 799: }
1.56 albertel 800: if (&show_task($status,$previous) &&
1.89 albertel 801: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
802: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 803: my $title=&Apache::lonnet::gettitle();
1.80 albertel 804:
805: my $slot_name=
1.89 albertel 806: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 807: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 808: my $start_time=
809: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 810:
1.116 albertel 811: my $status = "\n<div class='LC_$bt_status LC_criteria'>\n";
1.54 albertel 812:
813: if ($bt_status eq 'pass') {
814: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 815: $start_time.'</h2>';
1.54 albertel 816: }
817: if ($bt_status eq 'fail') {
818: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 819: $start_time.'</h2>';
1.54 albertel 820: if (!$previous) {
821: $status.=&add_request_another_attempt_button();
822: }
823: }
824: my $man_count=0;
825: my $opt_count=0;
826: my $opt_passed=0;
827: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
828: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
829: eq 'N') {
830: $opt_count++;
1.89 albertel 831: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 832: $opt_passed++;
833: }
834: } else {
835: $man_count++;
836: }
837: }
838: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
839: $parstack,$safeeval);
840: if ($opt_req !~ /\S/) { $opt_req='0'; }
1.99 albertel 841: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
1.54 albertel 842:
843: my $internal_location=&internal_location();
844: $result=~s/\Q$internal_location\E/$status/;
845: }
1.13 albertel 846: }
1.117 albertel 847: if ($target eq 'web') {
1.142 albertel 848: $result.="\n</div>\n".
849: &Apache::loncommon::end_page({'discussion' => 1});
1.1 albertel 850: }
851: }
1.29 albertel 852: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 853: my $award='SUBMITTED';
1.28 albertel 854: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 855: 'portfiles',\$award);
1.14 albertel 856: if ($award eq 'SUBMITTED' &&
1.28 albertel 857: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
858: $Apache::lonhomework::results{"resource.0.tries"}=
859: $Apache::lonhomework::results{"resource.$version.0.tries"}=
860: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
861:
862: $Apache::lonhomework::results{"resource.0.award"}=
863: $Apache::lonhomework::results{"resource.$version.0.award"}=
864: $award;
1.51 albertel 865: $Apache::lonhomework::results{"resource.0.submission"}=
866: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 867: } else {
868: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 869: $award = '';
1.10 albertel 870: }
1.4 albertel 871: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
872: &Apache::structuretags::finalize_storage();
1.83 albertel 873: if ($award eq 'SUBMITTED'
874: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 875: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 876: }
1.79 albertel 877: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
878: &Apache::structuretags::finalize_storage();
1.1 albertel 879: }
1.32 albertel 880: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 881: my $optional_required=
882: &Apache::lonxml::get_param('OptionalRequired',$parstack,
883: $safeeval);
884: my $optional_passed=0;
885: my $mandatory_failed=0;
886: my $ungraded=0;
887: my $review=0;
1.21 albertel 888: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 889: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
890: my $status=
1.89 albertel 891: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 892: my $mandatory=
893: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
894: if ($status eq 'pass') {
895: if (!$mandatory) { $optional_passed++; }
896: } elsif ($status eq 'fail') {
897: if ($mandatory) { $mandatory_failed++; }
898: } elsif ($status eq 'ungraded') {
899: $ungraded++;
900: } elsif ($status eq 'review') {
901: $review++;
1.49 albertel 902: } else {
903: $ungraded++;
904: }
1.20 albertel 905: }
906: if ($optional_passed < $optional_required) {
907: $mandatory_failed++;
908: }
1.21 albertel 909: &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 910: $Apache::lonhomework::results{'resource.0.regrader'}=
1.138 albertel 911: $env{'user.name'}.':'.$env{'user.domain'};
1.20 albertel 912: if ($review) {
1.89 albertel 913: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 914: if ($env{'form.queue'} eq 'reviewqueue') {
915: &check_queue_unlock($env{'form.queue'});
916: &Apache::lonxml::debug(" still needs review not changing status.");
917: } else {
1.49 albertel 918: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 919: }
1.20 albertel 920: } elsif ($ungraded) {
1.89 albertel 921: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 922: if ($env{'form.queue'} eq 'reviewqueue' ||
923: $env{'form.queue'} eq 'none' ) {
1.33 albertel 924: &Apache::lonxml::debug("moving back.");
1.49 albertel 925: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 926: } else {
927: &check_queue_unlock($env{'form.queue'});
928: }
1.20 albertel 929: } elsif ($mandatory_failed) {
1.89 albertel 930: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 931: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
932: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
933: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 934: &remove_from_queue($env{'form.queue'});
935:
936: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 937:
938: if ($env{'form.regrade'} ne 'yes') {
939: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
940: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
941: &Apache::grades::version_portfiles(
942: \%Apache::lonhomework::results,
943: ["$version.0.bridgetask"],$courseid,
944: $symb,$udom,$uname,
945: ["$version.0.bridgetask"]);
946: }
1.20 albertel 947: } else {
1.89 albertel 948: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 949: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
950: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
951: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 952: &remove_from_queue($env{'form.queue'});
1.39 albertel 953:
954: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 955: if ($env{'form.regrade'} ne 'yes') {
956: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
957: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
958: &Apache::grades::version_portfiles(
959: \%Apache::lonhomework::results,
960: ["$version.0.bridgetask"],$courseid,
961: $symb,$udom,$uname,
962: ["$version.0.bridgetask"]);
963: }
1.20 albertel 964: }
1.89 albertel 965: $Apache::lonhomework::results{"resource.0.status"}=
966: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 967: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 968: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 969: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 970: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 971: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 972: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 973: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 974: }
1.94 albertel 975: &minimize_storage();
1.21 albertel 976: &Apache::structuretags::finalize_storage();
1.20 albertel 977: }
1.15 albertel 978: } elsif ($target eq 'webgrade') {
1.131 albertel 979: $result.="</div>";
1.20 albertel 980: #$result.='<input type="submit" name="next" value="'.
981: # &mt('Save & Next').'" /> ';
982: #$result.='<input type="submit" name="end" value="'.
983: # &mt('Save & Stop Grading').'" /> ';
984: #$result.='<input type="submit" name="throwaway" value="'.
985: # &mt('Throw Away & Stop Grading').'" /> ';
986: #$result.='<input type="submit" name="save" value="'.
987: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.124 albertel 988: $result.='</form>'."\n</div>\n</div>\n".
1.140 albertel 989: &Apache::loncommon::end_page();
1.1 albertel 990: } elsif ($target eq 'meta') {
1.70 albertel 991: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 992: $result.=&Apache::response::meta_stores_write('solved','string',
993: 'Problem Status');
994: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
995: 'Number of Attempts');
996: $result.=&Apache::response::meta_stores_write('awarded','float',
997: 'Partial Credit Factor');
998: $result.=&Apache::response::meta_stores_write('status','string',
999: 'Bridge Task Status');
1.1 albertel 1000: }
1.4 albertel 1001: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 1002: return $result;
1003: }
1004:
1.31 albertel 1005: sub move_between_queues {
1006: my ($src_queue,$dest_queue)=@_;
1.49 albertel 1007: my $cur_data;
1008: if ($src_queue ne 'none') {
1009: $cur_data=&get_queue_data($src_queue);
1010: if (!$cur_data) { return 'not_exist'; }
1011: } else {
1012: $cur_data = ['none'];
1013: }
1.82 albertel 1014: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 1015: if ($result ne 'ok') {
1016: return $result;
1017: }
1018: &check_queue_unlock($src_queue);
1019: return &remove_from_queue($src_queue);
1.21 albertel 1020: }
1021:
1022: sub check_queue_unlock {
1.32 albertel 1023: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 1024: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 1025: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 1026: if (!defined($key)) {
1.138 albertel 1027: $key="$symb\0queue\0$uname:$udom";
1.32 albertel 1028: }
1.30 albertel 1029: my $cnum=$env{'course.'.$cid.'.num'};
1030: my $cdom=$env{'course.'.$cid.'.domain'};
1.138 albertel 1031: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.30 albertel 1032: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
1033: if ($who eq $me) {
1.32 albertel 1034: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1035: } elsif ($allow_not_me) {
1.33 albertel 1036: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 1037: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 1038: }
1.32 albertel 1039: return 'not_owner';
1.21 albertel 1040: }
1041:
1.88 albertel 1042: sub in_queue {
1043: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1044: if ($queue eq 'none') { return 0; }
1045: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1046: || !defined($udom) || !defined($uname)) {
1047: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1048: $cnum=$env{'course.'.$cid.'.num'};
1049: $cdom=$env{'course.'.$cid.'.domain'};
1050: }
1051:
1052: my $key=&encode_queue_key($symb,$udom,$uname);
1053: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
1054:
1055: if (defined($results{$key})) {
1056: return 1;
1057: }
1058: return 0;
1059: }
1060:
1.21 albertel 1061: sub remove_from_queue {
1.86 albertel 1062: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 1063: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 1064: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1065: || !defined($udom) || !defined($uname)) {
1066: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1067: $cnum=$env{'course.'.$cid.'.num'};
1068: $cdom=$env{'course.'.$cid.'.domain'};
1069: }
1.88 albertel 1070: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
1071: return 'ok';
1072: }
1.86 albertel 1073: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 1074: my @keys=($key,"$key\0locked");
1.31 albertel 1075: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 1076: }
1077:
1.16 albertel 1078: sub setup_env_for_other_user {
1079: my ($queue_key,$safeeval)=@_;
1080: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 1081: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 1082: $env{'form.grade_symb'}=$symb;
1083: $env{'form.grade_domain'}=$udom;
1084: $env{'form.grade_username'}=$uname;
1085: $env{'form.grade_courseid'}=$env{'request.course.id'};
1086: &Apache::lonxml::initialize_rndseed($safeeval);
1087: }
1088:
1.31 albertel 1089: sub get_queue_data {
1090: my ($queue)=@_;
1091: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1092: my $cnum=$env{'course.'.$cid.'.num'};
1093: my $cdom=$env{'course.'.$cid.'.domain'};
1.138 albertel 1094: my $todo="$symb\0queue\0$uname:$udom";
1.31 albertel 1095: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1096: if ($key eq $todo && ref($value)) {
1097: return $value;
1098: }
1099: return undef;
1100: }
1101:
1.84 albertel 1102:
1.49 albertel 1103: sub check_queue_for_key {
1.84 albertel 1104: my ($cdom,$cnum,$queue,$todo)=@_;
1105:
1.49 albertel 1106: my %results=
1107: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1108:
1109: if (exists($results{$todo}) && ref($results{$todo})) {
1110: if (defined($results{"$todo\0locked"})) {
1111: return 'locked';
1112: }
1.86 albertel 1113: my $slot;
1114: if (ref($results{$todo}) eq 'ARRAY') {
1115: $slot = $results{$todo}[0];
1116: } elsif (ref($results{$todo}) eq 'HASH') {
1117: $slot = $results{$todo}{'slot'};
1118: }
1119: if (defined($slot)) {
1120: my %slot_data=&Apache::lonnet::get_slot($slot);
1121: if ($slot_data{'endtime'} > time) {
1122: return 'in_progress';
1123: }
1.58 albertel 1124: }
1.49 albertel 1125: return 'enqueued';
1126: }
1127: return undef;
1128: }
1129:
1.14 albertel 1130: sub add_to_queue {
1.82 albertel 1131: my ($queue,$user_data)=@_;
1.49 albertel 1132: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1133: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1134: if (!$cid || $env{'request.state'} eq 'construct') {
1135: return 'no_queue';
1136: }
1.14 albertel 1137: my $cnum=$env{'course.'.$cid.'.num'};
1138: my $cdom=$env{'course.'.$cid.'.domain'};
1139: my %data;
1.138 albertel 1140: $data{"$symb\0queue\0$uname:$udom"}=$user_data;
1.83 albertel 1141: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1142: }
1143:
1144: sub show_queue {
1.32 albertel 1145: my ($queue,$with_selects)=@_;
1.14 albertel 1146: my $result;
1147: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1148: my $cnum=$env{'course.'.$cid.'.num'};
1149: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1150:
1151: my @chosen_sections=
1152: &Apache::loncommon::get_env_multiple('form.chosensections');
1153: &Apache::grades::init_perm();
1154: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1155: &Apache::grades::reset_perm();
1.63 albertel 1156: if (!(grep(/^all$/,@chosen_sections))) {
1157: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1158: '</tt>.</p> '."\n";
1159: }
1.59 albertel 1160:
1.16 albertel 1161: my $regexp="^$symb\0";
1.30 albertel 1162: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1163: my ($tmp)=%queue;
1164: if ($tmp=~/^error: 2 /) {
1.33 albertel 1165: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1166: }
1.103 albertel 1167: my $title=&Apache::lonnet::gettitle($symb);
1168: $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
1169: if ($with_selects) { $result.="<th>Status</th><th></th>"; }
1170: $result.="<th>user</th><th>data</th></tr>";
1.14 albertel 1171: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1172: my ($symb,$uname,$udom) = &decode_queue_key($key);
1173: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1174: if ($key=~/locked$/ && !$with_selects) {
1.103 albertel 1175: $result.="<tr><td>$uname</td>";
1176: $result.='<td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1177: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.103 albertel 1178: $result.="<tr><td></td>";
1179: $result.='<td>'.
1.16 albertel 1180: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1181: } elsif ($key!~/(timestamp|locked)$/) {
1182: $result.="<tr>";
1.35 albertel 1183: my $slot=$queue{$key}->[0];
1184: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1185: if ($with_selects) {
1186: my $ekey=&Apache::lonnet::escape($key);
1.103 albertel 1187: my ($action,$description,$status)=('select',&mt('Select'));
1.32 albertel 1188: if (exists($queue{"$key\0locked"})) {
1.138 albertel 1189: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.103 albertel 1190: $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
1.32 albertel 1191: if ($me eq $queue{"$key\0locked"}) {
1192: ($action,$description)=('resume',&mt('Resume'));
1193: } else {
1194: ($action,$description)=('unlock',&mt('Unlock'));
1195: }
1196: }
1.62 albertel 1197: my $seclist;
1198: foreach my $sec (@chosen_sections) {
1199: $seclist.='<input type="hidden" name="chosensections"
1200: value="'.$sec.'" />';
1201: }
1.35 albertel 1202: if (time > $slot_data{'endtime'}) {
1203: $result.=(<<FORM);
1.103 albertel 1204: <td>$status</td>
1.32 albertel 1205: <td>
1.115 albertel 1206: <form style="display: inline" method="post">
1.32 albertel 1207: <input type="hidden" name="gradingkey" value="$ekey" />
1208: <input type="hidden" name="queue" value="$queue" />
1209: <input type="hidden" name="gradingaction" value="$action" />
1210: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1211: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1212: <input type="submit" name="submit" value="$description" />
1.62 albertel 1213: $seclist
1.32 albertel 1214: </form>
1215: </td>
1216: FORM
1.35 albertel 1217:
1218: } else {
1219: $result.='<td>'.&mt("In Progress").'</td>'
1220: }
1.32 albertel 1221: }
1.104 albertel 1222: $result.= "<td>".$fullname->{$uname.':'.$udom}.
1.138 albertel 1223: " <tt>($uname:$udom)</tt> </td>";
1.103 albertel 1224: $result.='<td>Slot: '.$slot.' End time: '.
1.20 albertel 1225: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1226: "</td></tr>";
1.16 albertel 1227: }
1.14 albertel 1228: }
1.15 albertel 1229: $result.="</table><hr />\n";
1.14 albertel 1230: return $result;
1231: }
1232:
1.34 albertel 1233: sub get_queue_counts {
1234: my ($queue)=@_;
1235: my $result;
1236: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1237: my $cnum=$env{'course.'.$cid.'.num'};
1238: my $cdom=$env{'course.'.$cid.'.domain'};
1239: my $regexp="^$symb\0";
1240: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1241: my ($tmp)=%queue;
1242: if ($tmp=~/^error: 2 /) {
1243: return (0,0,0);
1244: }
1245: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1.96 albertel 1246: my %slot_cache;
1.34 albertel 1247: foreach my $key (sort(keys(%queue))) {
1248: if ($key=~/locked$/) {
1249: $locks++;
1250: } elsif ($key=~/timestamp$/) {
1251: #ignore
1252: } elsif ($key!~/(timestamp|locked)$/) {
1253: my ($symb,$uname,$udom) = &decode_queue_key($key);
1254: $entries++;
1255: my $slot=$queue{$key}->[0];
1.96 albertel 1256: if (!exists($slot_cache{$slot})) {
1257: my %slot_data=&Apache::lonnet::get_slot($slot);
1258: $slot_cache{$slot} = \%slot_data;
1259: }
1260: if (time > $slot_cache{$slot}{'endtime'}) {
1.34 albertel 1261: $ready_to_grade++;
1262: }
1263: }
1264: }
1265: return ($entries,$ready_to_grade,$locks);
1266: }
1267:
1.49 albertel 1268: sub encode_queue_key {
1269: my ($symb,$udom,$uname)=@_;
1.138 albertel 1270: return "$symb\0queue\0$uname:$udom";
1.49 albertel 1271: }
1272:
1.14 albertel 1273: sub decode_queue_key {
1274: my ($key)=@_;
1275: my ($symb,undef,$user) = split("\0",$key);
1.138 albertel 1276: my ($uname,$udom) = split(':',$user);
1.14 albertel 1277: return ($symb,$uname,$udom);
1278: }
1279:
1280: sub queue_key_locked {
1.30 albertel 1281: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1282: if (!defined($cdom) || !defined($cnum)) {
1283: my (undef,$cid)=&Apache::lonxml::whichuser();
1284: $cnum=$env{'course.'.$cid.'.num'};
1285: $cdom=$env{'course.'.$cid.'.domain'};
1286: }
1.14 albertel 1287: my ($key_locked,$value)=
1.30 albertel 1288: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1289: if ($key_locked eq "$key\0locked") {
1290: return $value;
1291: }
1292: return undef;
1293: }
1294:
1295: sub pick_from_queue_data {
1.30 albertel 1296: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1.98 albertel 1297: my @possible; # will hold queue entries that are valid to be selected
1.30 albertel 1298: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1299: if ($key =~ /\0locked$/) { next; }
1300: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1301: my ($symb,$uname,$udom)=&decode_queue_key($key);
1302: if ($check_section) {
1303: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1304: if ($section eq $check_section) {
1.33 albertel 1305: &Apache::lonxml::debug("my sec");
1.15 albertel 1306: next;
1307: }
1.14 albertel 1308: }
1.30 albertel 1309: my $slot=$queuedata->{$key}[0];
1.14 albertel 1310: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1311: if ($slot_data{'endtime'} > time) {
1.33 albertel 1312: &Apache::lonxml::debug("not time");
1.15 albertel 1313: next;
1314: }
1.98 albertel 1315: if (exists($queuedata->{"$key\0locked"})) {
1.33 albertel 1316: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1317: next;
1318: }
1.98 albertel 1319: push(@possible,[$key,$slot_data{'endtime'}]);
1320: }
1321: if (@possible) {
1322: # sort entries in order by slot end time
1323: @possible = sort { $a->[1] <=> $b->[1] } @possible;
1.137 albertel 1324: # pick one of the entries in the top 10% in small queues and one
1325: # of the first ten entries in large queues
1.139 albertel 1326: #my $ten_percent = int($#possible * 0.1);
1327: #if ($ten_percent < 1 ) { $ten_percent = 1; }
1328: #if ($ten_percent > 10) { $ten_percent = 10; }
1329: #my $max=($#possible < $ten_percent) ? $#possible : $ten_percent;
1.137 albertel 1330:
1.139 albertel 1331: #return $possible[int(rand($max))][0];
1332: return $possible[0][0];
1.14 albertel 1333: }
1334: return undef;
1335: }
1336:
1.15 albertel 1337: sub find_mid_grade {
1.30 albertel 1338: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1339: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.138 albertel 1340: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.15 albertel 1341: if ($todo) {
1.30 albertel 1342: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1343: if ($who eq $me) { return $todo; }
1344: }
1345: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1346: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1347: foreach my $key (keys(%locks)) {
1348: my $who=$locks{$key};
1349: if ($who eq $me) {
1350: $todo=$key;
1351: $todo=~s/\0locked$//;
1352: return $todo;
1353: }
1354: }
1355: return undef;
1356: }
1357:
1.32 albertel 1358: sub lock_key {
1359: my ($queue,$todo)=@_;
1.138 albertel 1360: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.32 albertel 1361: my (undef,$cid)=&Apache::lonxml::whichuser();
1362: my $cnum=$env{'course.'.$cid.'.num'};
1363: my $cdom=$env{'course.'.$cid.'.domain'};
1364: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1365: $cdom,$cnum);
1.33 albertel 1366: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1367: if ($success eq 'ok') {
1368: return 1;
1369: }
1370: return 0;
1371: }
1372:
1.86 albertel 1373: sub get_queue_symb_status {
1.85 albertel 1374: my ($queue,$symb,$cdom,$cnum) = @_;
1375: if (!defined($cdom) || !defined($cnum)) {
1376: my (undef,$cid)=&Apache::lonxml::whichuser();
1377: $cnum=$env{'course.'.$cid.'.num'};
1378: $cdom=$env{'course.'.$cid.'.domain'};
1379: }
1380: my $regexp="^$symb\0";
1381: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1382: my ($tmp)=%queue;
1383: if ($tmp=~/^error: 2 /) { return; }
1384: my @users;
1385: foreach my $key (sort(keys(%queue))) {
1386: next if ($key=~/locked$/);
1387: next if ($key=~/timestamp$/);
1388: my ($symb,$uname,$udom) = &decode_queue_key($key);
1389: push(@users,"$uname:$udom");
1390: }
1391: return @users;
1392: }
1393:
1.14 albertel 1394: sub get_from_queue {
1.30 albertel 1395: my ($queue)=@_;
1.14 albertel 1396: my $result;
1397: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1398: my $cnum=$env{'course.'.$cid.'.num'};
1399: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1400: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1401: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1402: if ($todo) { return $todo; }
1.95 albertel 1403: my $attempts=0;
1.14 albertel 1404: while (1) {
1.95 albertel 1405: if ($attempts > 2) {
1406: # tried twice to get a queue entry, giving up
1407: return (undef,'unable');
1408: }
1.14 albertel 1409: my $starttime=time;
1.83 albertel 1410: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1411: $cdom,$cnum);
1.33 albertel 1412: &Apache::lonxml::debug("$starttime");
1.14 albertel 1413: my $regexp="^$symb\0queue\0";
1.97 albertel 1414: my $range= ($attempts < 1 ) ? '0-100' : '0-400';
1415:
1.98 albertel 1416: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1417: #make a pass looking for a user _not_ in my section
1.14 albertel 1418: if ($env{'request.course.sec'}) {
1.33 albertel 1419: &Apache::lonxml::debug("sce");
1.30 albertel 1420: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1421: \%queue,$cdom,$cnum);
1.33 albertel 1422: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1423: }
1.33 albertel 1424: # no one _not_ in our section so look for any user that is
1425: # ready for grading
1.14 albertel 1426: if (!$todo) {
1.33 albertel 1427: &Apache::lonxml::debug("no sce");
1.98 albertel 1428: $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33 albertel 1429: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1430: }
1431: # no user to grade
1432: if (!$todo) { last; }
1.33 albertel 1433: &Apache::lonxml::debug("got $todo");
1.14 albertel 1434: # otherwise found someone so lets try to lock them
1.32 albertel 1435: # unless someone else already picked them
1.95 albertel 1436: if (!&lock_key($queue,$todo)) {
1437: $attempts++;
1438: next;
1439: }
1.14 albertel 1440: my (undef,$endtime)=
1.30 albertel 1441: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1442: $cdom,$cnum);
1.33 albertel 1443: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1444: # someone else already modified the queue,
1445: # perhaps our picked user wass already fully graded between
1446: # when we picked him and when we locked his record? so lets
1447: # double check.
1448: if ($endtime != $starttime) {
1449: my ($key,$value)=
1.30 albertel 1450: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1451: $cdom,$cnum);
1.33 albertel 1452: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1453: if ($key eq $todo && ref($value)) {
1454: } else {
1.30 albertel 1455: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1456: $cdom,$cnum);
1.33 albertel 1457: &Apache::lonxml::debug("del");
1.95 albertel 1458: $attempts++;
1.14 albertel 1459: next;
1460: }
1461: }
1.33 albertel 1462: &Apache::lonxml::debug("last $todo");
1.14 albertel 1463: last;
1464: }
1465: return $todo;
1466: }
1467:
1.49 albertel 1468: sub select_user {
1469: my ($symb,$cid)=&Apache::lonxml::whichuser();
1470:
1.59 albertel 1471: my @chosen_sections=
1472: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1473: &Apache::grades::init_perm();
1.59 albertel 1474: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1475: &Apache::grades::reset_perm();
1.63 albertel 1476:
1477: my $result;
1478: if (!(grep(/^all$/,@chosen_sections))) {
1479: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1480: '</tt>.</p> '."\n";
1481: }
1482: $result.='<table border="1">';
1.49 albertel 1483:
1484: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1485: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1486:
1.84 albertel 1487: my $cnum=$env{'course.'.$cid.'.num'};
1488: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1489: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1490: 'Task');
1.49 albertel 1491: my $queue = 'none';
1.58 albertel 1492: my $cannot_grade;
1493: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1494: $queue = 'reviewqueue';
1.58 albertel 1495: if ($status{'reviewqueue'} eq 'in_progress') {
1496: $cannot_grade=1;
1497: }
1498: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1499: $queue = 'gradingqueue';
1.58 albertel 1500: if ($status{'gradingqueue'} eq 'in_progress') {
1501: $cannot_grade=1;
1502: }
1.49 albertel 1503: }
1504: my $todo =
1505: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1506: if ($cannot_grade) {
1507: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1508: '</td><td>';
1509: } else {
1.62 albertel 1510: my $seclist;
1511: foreach my $sec (@chosen_sections) {
1512: $seclist.='<input type="hidden" name="chosensections"
1513: value="'.$sec.'" />';
1514: }
1.102 albertel 1515: my $studentdis = $student;
1516: $studentdis =~ tr/:/@/;
1.58 albertel 1517: $result.=<<RESULT;
1.49 albertel 1518: <tr>
1519: <td>
1.115 albertel 1520: <form style="display: inline" method="post">
1.49 albertel 1521: <input type="hidden" name="gradingkey" value="$todo" />
1522: <input type="hidden" name="queue" value="$queue" />
1523: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1524: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1525: <input type="submit" name="submit" value="Regrade" />
1526: $seclist
1.49 albertel 1527: </form>
1.102 albertel 1528: <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49 albertel 1529: <td>
1530: RESULT
1.58 albertel 1531: }
1.49 albertel 1532: if ($status{'status'} eq 'pass') {
1533: $result .= '<font color="green">'.&mt('Passed').'</font>';
1534: } elsif ($status{'status'} eq 'fail') {
1535: $result .= '<font color="red">'.&mt('Failed').'</font>';
1536: } elsif ($status{'status'} eq 'review') {
1537: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1538: } elsif ($status{'status'} eq 'ungraded') {
1539: $result .= &mt('Ungraded');
1540: } elsif ($status{'status'} ne '') {
1541: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1542: } else {
1543: $result.=" ";
1544: }
1545: if ($status{'version'}) {
1546: $result .= ' '.&mt('Version').' '.$status{'version'};
1547: }
1.101 albertel 1548: if ($status{'grader'}) {
1549: $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
1550: }
1.49 albertel 1551: $result.= '</td><td>';
1552: if ($status{'reviewqueue'} eq 'enqueued') {
1553: $result .= &mt('Awaiting Review');
1554: } elsif ($status{'reviewqueue'} eq 'locked') {
1555: $result .= &mt('Under Review');
1.58 albertel 1556: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1557: $result .= &mt('Still being worked on.');
1.49 albertel 1558: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1559: $result .= &mt('Awaiting Grading');
1560: } elsif ($status{'gradingqueue'} eq 'locked') {
1561: $result .= &mt('Being Graded');
1.58 albertel 1562: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1563: $result .= &mt('Still being worked on.');
1.49 albertel 1564: } else {
1565: $result.=" ";
1566: }
1567: $result.= '</td></tr>';
1568: }
1569: $result.='</table>';
1570: return $result;
1571: }
1572:
1573: sub get_student_status {
1.86 albertel 1574: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1575:
1576: my %status;
1577:
1578: if ($type eq 'Task') {
1579: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1580: $udom,$uname);
1.89 albertel 1581: $status{'status'}=$record{'resource.0.status'};
1582: $status{'version'}=$record{'resource.0.version'};
1583: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1584: }
1585: $status{'reviewqueue'}=
1586: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1587: &encode_queue_key($symb,$udom,$uname));
1588: $status{'gradingqueue'}=
1589: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1590: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1591: return %status;
1592: }
1593:
1.1 albertel 1594: sub start_ClosingParagraph {
1595: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1596: my $result;
1597: if ($target eq 'web') {
1.13 albertel 1598: } elsif ($target eq 'webgrade') {
1599: &Apache::lonxml::startredirection();
1.1 albertel 1600: }
1601: return $result;
1602: }
1603:
1604: sub end_ClosingParagraph {
1605: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1606: my $result;
1607: if ($target eq 'web') {
1.13 albertel 1608: } elsif ($target eq 'webgrade') {
1609: &Apache::lonxml::endredirection();
1.1 albertel 1610: }
1611: return $result;
1612: }
1613:
1.19 albertel 1614: sub get_id {
1615: my ($parstack,$safeeval)=@_;
1616: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1617: if (!$id) { $id=$Apache::lonxml::curdepth; }
1618: return $id;
1619: }
1620:
1.1 albertel 1621: my %dimension;
1622: sub start_Dimension {
1623: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1624: undef(%dimension);
1.19 albertel 1625: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1626: $Apache::bridgetask::dimension=$dim_id;
1627: push(@Apache::bridgetask::dimensionlist,$dim_id);
1628: undef(@Apache::bridgetask::instance);
1.20 albertel 1629: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1630: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1631: &Apache::lonxml::startredirection();
1632: return &internal_location($dim_id);
1.1 albertel 1633: }
1634:
1.13 albertel 1635: sub get_instance {
1.75 albertel 1636: my ($dim)=@_;
1637: my $rand_alg=&Apache::lonnet::get_rand_alg();
1638: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1639: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1640: $rand_alg eq '64bit4' ) {
1641: &Apache::response::pushrandomnumber();
1642: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1643: my $num=@order;
1644: my $version=&get_version();
1645: my $which=($version-1)%$num;
1646: return $order[$which];
1647: } else {
1648: my ($version,$previous) = &get_version();
1649: my $instance =
1650: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1651: if (defined($instance)) { return $instance; }
1652:
1653: &Apache::response::pushrandomnumber();
1654: my @instances = @{$dimension{'instances'}};
1655: # remove disabled instances
1656: for (my $i=0; $i < $#instances; $i++) {
1657: if ($dimension{$instances[$i].'.disabled'}) {
1658: splice(@instances,$i,1);
1659: $i--;
1660: }
1661: }
1662: @instances = &Math::Random::random_permutation(@instances);
1663: $instance = $instances[($version-1)%scalar(@instances)];
1664: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1665: $instance;
1.79 albertel 1666: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1667: &Apache::response::poprandomnumber();
1668: return $instance;
1669: }
1.13 albertel 1670: }
1671:
1.18 albertel 1672: {
1673: my $last_link;
1.122 albertel 1674: sub link {
1675: my ($instance,$id) = @_;
1676: return 'LC_GRADING_criteria_'.$instance.'_'.$id;
1677: }
1.18 albertel 1678: sub end_Dimension {
1679: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1680: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1681: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1682: my $instance=&get_instance($dim);
1.25 albertel 1683: my $version=&get_version();
1.18 albertel 1684: if ($target eq 'web') {
1.47 albertel 1685: @Apache::scripttag::parser_env = @_;
1686: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1687: my @instances = $instance;
1688: if (&Apache::response::showallfoils()) {
1689: @instances = @{$dimension{'instances'}};
1690: }
1691: foreach my $instance (@instances) {
1692: @Apache::scripttag::parser_env = @_;
1693: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1694: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1695: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1696:
1.89 albertel 1697: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1698: my $mandatory='Mandatory';
1699: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1700: $mandatory='Optional';
1701: }
1.116 albertel 1702: my $dim_info="<div class='LC_$dim_status LC_question_grade'>\n";
1.76 albertel 1703: if ($dim_status eq 'pass') {
1704: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1705: }
1.76 albertel 1706: if ($dim_status eq 'fail') {
1707: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1708: }
1.76 albertel 1709: my $man_count=0;
1710: my $man_passed=0;
1711: my $opt_count=0;
1712: my $opt_passed=0;
1713: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1714: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1715: eq 'N') {
1716: $opt_count++;
1.89 albertel 1717: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1718: $opt_passed++;
1719: }
1720: } else {
1721: $man_count++;
1.89 albertel 1722: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1723: $man_passed++;
1724: }
1725: }
1.22 albertel 1726: }
1.76 albertel 1727: if ($man_passed eq $man_count) { $man_passed='all'; }
1728: my $opt_req=$dimension{$instance.'.optionalrequired'};
1729: if ($opt_req !~ /\S/) { $opt_req='0'; }
1730: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1731:
1732: my $internal_location=&internal_location($dim);
1733: $result=~s/\Q$internal_location\E/$dim_info/;
1734:
1735: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1736: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1737: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1738: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1739: if ($mandatory) {
1740: $mandatory='Mandatory';
1741: } else {
1742: $mandatory='Optional';
1743: }
1744: if ($status eq 'fail') {
1745: } elsif ($status eq 'pass') {
1746: } else {
1747: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1748: }
1749: my $status_display=$status;
1750: $status_display=~s/^([a-z])/uc($1)/e;
1751: @Apache::scripttag::parser_env = @_;
1.116 albertel 1752: $result.=
1753: '<div class="LC_'.$status.' LC_criteria"><h4>'
1754: .$mandatory.' Criteria</h4><p>';
1.76 albertel 1755: @Apache::scripttag::parser_env = @_;
1756: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.116 albertel 1757: $result.='</p><p class="LC_grade">'.$status_display.'</p>';
1.89 albertel 1758: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.116 albertel 1759: $result.='<p class="LC_comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76 albertel 1760: }
1761: $result.='</div>';
1.22 albertel 1762: }
1763: }
1764: }
1.18 albertel 1765: } elsif ($target eq 'webgrade') {
1.47 albertel 1766: # in case of any side effects that we need
1767: @Apache::scripttag::parser_env = @_;
1768: &Apache::scripttag::xmlparse($dimension{'intro'});
1769: @Apache::scripttag::parser_env = @_;
1770: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1771: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1772: my $link=&link($instance,$id);
1.89 albertel 1773: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.120 albertel 1774: $result.='<div class="LC_GRADING_criteria" id="'.$link.'">'."\n".
1.136 albertel 1775: '<div class="LC_GRADING_criteriatext" id="next_'.$last_link.'">'."\n";
1.47 albertel 1776: @Apache::scripttag::parser_env = @_;
1777: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.111 albertel 1778: $result.='</div>'."\n".
1.18 albertel 1779: #$dimension{$instance.'.criteria.'.$id}.
1.120 albertel 1780: '<div class="LC_GRADING_grade">'."\n".
1781: '<label class="LC_GRADING_ungraded"><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label>'."\n".
1782: '<label class="LC_GRADING_fail"><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label>'."\n".
1783: '<label class="LC_GRADING_pass"><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label>'."\n".
1784: '<label class="LC_GRADING_review"><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label>'."\n".
1.111 albertel 1785: '</div>'."\n".
1.120 albertel 1786: '<label class="LC_GRADING_comment">'.&mt('Additional Comment for Student')."\n".
1787: '<textarea class="LC_GRADING_comment_area" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'."\n".
1.111 albertel 1788: '</label>'."\n".
1.120 albertel 1789: '<ul class="LC_GRADING_navbuttons">'."\n".
1.111 albertel 1790: '<li><a href="#'.$last_link.'">Prev</a></li>'."\n".
1791: '<li><a href="#next_'.$link.'">Next</a></li>'."\n".
1792: '</ul>'."\n".
1793: '</div>'."\n";
1.113 albertel 1794: $result.=&grading_history($version,$dim,$instance,$id);
1.18 albertel 1795: $last_link=$link;
1796: }
1.22 albertel 1797: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1798: my $optional_passed=0;
1.20 albertel 1799: my $mandatory_failed=0;
1800: my $ungraded=0;
1801: my $review=0;
1.19 albertel 1802: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1803: my $link=&link($instance,$id);
1804: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_'.$link};
1805: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
1.20 albertel 1806: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1807: if ($status eq 'pass') {
1808: if (!$mandatory) { $optional_passed++; }
1809: } elsif ($status eq 'fail') {
1810: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1811: } elsif ($status eq 'review') {
1812: $review++;
1.20 albertel 1813: } elsif ($status eq 'ungraded') {
1814: $ungraded++;
1.21 albertel 1815: } else {
1.47 albertel 1816: $ungraded++;
1.19 albertel 1817: }
1818: }
1.20 albertel 1819: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1820: $mandatory_failed++;
1821: }
1.21 albertel 1822: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1823: if ($review) {
1.89 albertel 1824: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1825: 'review';
1.20 albertel 1826: } elsif ($ungraded) {
1.89 albertel 1827: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1828: 'ungraded';
1.20 albertel 1829: } elsif ($mandatory_failed) {
1.89 albertel 1830: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1831: 'fail';
1.20 albertel 1832: } else {
1.91 albertel 1833: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1834: 'pass';
1.20 albertel 1835: }
1.69 albertel 1836: } else {
1837: # any other targets no output
1838: undef($result);
1.13 albertel 1839: }
1.18 albertel 1840: return $result;
1.1 albertel 1841: }
1842: }
1843:
1.113 albertel 1844: sub grading_history {
1845: my ($version,$dim,$instance,$criteria) = @_;
1846: if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1847: return '';
1848: }
1849: my ($result,$grader);
1850: my $scope="resource.$version.0.$dim.$instance.$criteria";
1851: foreach my $t (1..$Apache::lonhomework::history{'version'}) {
1852: if (exists($Apache::lonhomework::history{$t.':resource.0.regrader'})) {
1853: my ($gname,$gdom) =
1.138 albertel 1854: split(':',$Apache::lonhomework::history{$t.':resource.0.regrader'});
1.113 albertel 1855: my $fullname = &Apache::loncommon::plainname($gname,$gdom);
1856: $grader = &Apache::loncommon::aboutmewrapper($fullname,
1857: $gname,$gdom);
1858: }
1859: my $entry;
1860: if (exists($Apache::lonhomework::history{"$t:$scope.status"})) {
1861: $entry.="<tt>".$Apache::lonhomework::history{"$t:$scope.status"}.'</tt>';
1862: }
1863: if (exists($Apache::lonhomework::history{"$t:$scope.comment"})) {
1864: $entry.=' comment: "'.$Apache::lonhomework::history{"$t:$scope.comment"}.'"';
1865: }
1866: if ($entry) {
1867: $result.= "<li>$grader : $entry </li>";
1868: }
1869: }
1870: if ($result) {
1.120 albertel 1871: return '<ul class="LC_GRADING_pastgrading">'.$result.'</ul>';
1.113 albertel 1872: }
1873: return '';
1874: }
1875:
1.1 albertel 1876: sub start_IntroParagraph {
1.87 albertel 1877: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1878: my $result;
1.13 albertel 1879: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1880: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1881: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1882:
1.128 albertel 1883: } elsif ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
1.127 albertel 1884: &Apache::lonxml::startredirection();
1.1 albertel 1885: }
1.47 albertel 1886:
1.1 albertel 1887: }
1888: return $result;
1889: }
1890:
1891: sub end_IntroParagraph {
1.127 albertel 1892: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.128 albertel 1893: if ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
1.127 albertel 1894: my $result = &Apache::lonxml::endredirection();
1895: }
1.1 albertel 1896: }
1897:
1898: sub start_Instance {
1899: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1900: my $id=&get_id($parstack,$safeeval);
1901: push(@{$dimension{'instances'}},$id);
1902: push(@Apache::bridgetask::instance,$id);
1903: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1904: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1905: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1906: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1907: if (lc($disabled) eq 'yes') {
1908: $dimension{$id.'.disabled'}='1';
1909: }
1.1 albertel 1910: return '';
1911: }
1912:
1913: sub end_Instance {
1914: }
1915:
1916: sub start_InstanceText {
1.87 albertel 1917: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1918: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1919: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1920: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1921: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1922: }
1923: return '';
1924: }
1925:
1926: sub end_InstanceText {
1927: return '';
1928: }
1929:
1930: sub start_Criteria {
1.87 albertel 1931: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1932: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1933: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1934: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1935: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1936: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1937: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1938: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1939: push(@{$dimension{$instance_id.'.criterias'}},$id);
1940: }
1941: return '';
1942: }
1943:
1.47 albertel 1944: sub end_Criteria {
1945: }
1946:
1.4 albertel 1947: sub proctor_validation_screen {
1948: my ($slot) = @_;
1949: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1950: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1951: my $name=&Apache::loncommon::plainname($user,$domain);
1952:
1.4 albertel 1953: my $msg;
1.11 albertel 1954: if ($env{'form.proctorpassword'}) {
1.4 albertel 1955: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1956: .'</font></p>';
1957: }
1.47 albertel 1958: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1959: my $result= (<<ENDCHECKOUT);
1960: <h2>Proctor Validation</h2>
1961: <p>Your room's proctor needs to validate your access to this resource.</p>
1962: $msg
1.115 albertel 1963: <form name="checkout" method="post" action="$env{'request.uri'}">
1.4 albertel 1964: <input type="hidden" name="validate" value="yes" />
1965: <input type="hidden" name="submitted" value="yes" />
1966: <table>
1.44 albertel 1967: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1968: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1969: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1970: </table>
1971: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1972: <table border="1">
1973: <tr><td>
1974: <table>
1975: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1976: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1977: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.138 albertel 1978: <tr><td>Usename</td><td>$user:$domain</td></tr>
1.44 albertel 1979: <tr><td colspan="2"><img src="$url" /></td></tr>
1980: </table>
1981: </tr></td>
1982: </table>
1.4 albertel 1983: </form>
1984: ENDCHECKOUT
1985: return $result;
1986: }
1987:
1.1 albertel 1988: 1;
1989: __END__
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