Annotation of loncom/homework/bridgetask.pm, revision 1.125
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.125 ! albertel 4: # $Id: bridgetask.pm,v 1.124 2006/03/28 21:06:00 albertel Exp $
1.1 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: ###
29:
30:
31: package Apache::bridgetask;
32:
33: use strict;
34: use Apache::lonnet;
35: use Apache::File();
36: use Apache::lonmenu;
37: use Apache::lonlocal;
38: use Apache::lonxml;
1.37 albertel 39: use Apache::slotrequest();
1.1 albertel 40: use Time::HiRes qw( gettimeofday tv_interval );
1.9 albertel 41:
1.1 albertel 42: BEGIN {
43: &Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Instance','InstanceText','Criteria','ClosingParagraph'));
44: }
45:
1.9 albertel 46: sub initialize_bridgetask {
47: # id of current Dimension, 0 means that no dimension is current
48: # (inside <Task> only)
49: $Apache::bridgetask::dimension='';
50: # list of all Dimension ids seen
51: @Apache::bridgetask::dimensionlist=();
1.20 albertel 52: # mandatory attribute of all Dimensions seen
53: %Apache::bridgetask::dimensionmandatory=();
1.9 albertel 54: # list of all current Instance ids
55: @Apache::bridgetask::instance=();
56: # list of all Instance ids seen in this problem
57: @Apache::bridgetask::instancelist=();
1.15 albertel 58: # key of queud user data that we are currently grading
59: $Apache::bridgetask::queue_key='';
1.9 albertel 60: }
61:
1.4 albertel 62: sub proctor_check_auth {
1.81 albertel 63: my ($slot_name,$slot,$type)=@_;
1.11 albertel 64: my $user=$env{'form.proctorname'};
65: my $domain=$env{'form.proctordomain'};
1.4 albertel 66:
67: my @allowed=split(",",$slot->{'proctor'});
68: foreach my $possible (@allowed) {
69: my ($puser,$pdom)=(split('@',$possible));
70: if ($puser eq $user && $pdom eq $domain) {
1.72 albertel 71: my $authenticated=0;
72: if ( $slot->{'secret'} =~ /\S/ &&
73: $env{'form.proctorpassword'} eq $slot->{'secret'} ) {
74: $authenticated=1;
75: } else {
76:
77: my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);
78: if ($authhost ne 'no_host') {
79: $authenticated=1;
80: }
81: }
1.81 albertel 82: if ($authenticated && $type eq 'Task') {
1.93 albertel 83: # increment version
1.23 albertel 84: my $version=
1.90 albertel 85: $Apache::lonhomework::history{'resource.0.version'};
86: $version++;
1.93 albertel 87:
88: #clean out all current results
89: foreach my $key (keys(%Apache::lonhomework::history)) {
90: if ($key=~/^resource\.0\./) {
91: $Apache::lonhomework::results{$key}='';
92: }
93: }
94:
95: #setup new version and who did it
1.90 albertel 96: $Apache::lonhomework::results{'resource.0.version'}=$version;
1.89 albertel 97: $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
1.4 albertel 98: $user.'@'.$domain;
1.89 albertel 99: $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
1.22 albertel 100: $slot_name;
1.93 albertel 101:
1.4 albertel 102: return 1;
1.81 albertel 103: } elsif ($authenticated && $type eq 'problem') {
1.90 albertel 104: &Apache::lonxml::debug("authed $slot_name");
1.81 albertel 105: $Apache::lonhomework::results{"resource.0.checkedin"}=
106: $user.'@'.$domain;
107: $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
108: $slot_name;
1.4 albertel 109: }
110: }
111: }
112: return 0;
113: }
114:
1.25 albertel 115: sub get_version {
1.29 albertel 116: my ($version,$previous);
1.25 albertel 117: if ($env{'form.previousversion'} &&
1.36 albertel 118: $env{'form.previousversion'} ne 'current' &&
1.89 albertel 119: defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.0.status'})) {
1.29 albertel 120: $version=$env{'form.previousversion'};
121: $previous=1;
122: } else {
1.89 albertel 123: $version=$Apache::lonhomework::history{'resource.0.version'};
1.29 albertel 124: $previous=0;
125: }
126: if (wantarray) {
127: return ($version,$previous);
1.25 albertel 128: }
1.29 albertel 129: return $version;
1.25 albertel 130: }
131:
1.8 albertel 132: sub add_previous_version_button {
1.25 albertel 133: my ($status)=@_;
1.8 albertel 134: my $result;
1.89 albertel 135: if ($Apache::lonhomework::history{'resource.0.version'} eq '') {
1.25 albertel 136: return '';
137: }
1.89 albertel 138: if ($Apache::lonhomework::history{'resource.0.version'} < 2 &&
1.29 albertel 139: $status ne 'NEEDS_CHECKIN') {
1.25 albertel 140: return '';
141: }
1.29 albertel 142: my $version=&get_version();
143: if ($env{'form.previousversion'} ne '' &&
144: $env{'form.previousversion'} eq $version) {
145: $result.="<h3>".&mt("Showing previous version [_1]",$version).
146: "</h3>\n";
147: }
148: my @to_show;
1.89 albertel 149: foreach my $test_version (1..$Apache::lonhomework::history{'resource.0.version'}) {
150: if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.0.status'})) {
1.29 albertel 151: push(@to_show,$test_version);
152: }
153: }
154: my $list='<option>'.
155: join("</option>\n<option>",@to_show).
156: "</option>\n";
1.36 albertel 157: $list.='<option value="current">'.&mt('Current').'</option>';
1.115 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'};
173: my %sections;
174: my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);
175: my $size=5;
176: if (scalar(keys(%sections)) < 3) {
177: $size=scalar(keys(%sections))+2;
178: }
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>';
1.105 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: || $target eq 'webgrade') {
! 265: return (<<STYLE);
! 266: <link rel="stylesheet" type="text/css" href="/adm/includes/task.css" />
1.53 albertel 267: STYLE
1.125 ! albertel 268: }
! 269: return;
1.53 albertel 270: }
271:
1.54 albertel 272: sub show_task {
273: my ($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',
1.70 albertel 352: );
353:
354: my $result=<<INFO;
1.120 albertel 355: <div class="LC_GRADING_maincontrols">
1.111 albertel 356: <input type="submit" name="next" value="$lt{'done'}" />
357: <input type="submit" name="stop" value="$lt{'stop'}" />
358: </div>
1.70 albertel 359: $file_list
360: INFO
361: return $result;
362: }
363:
1.1 albertel 364: sub start_Task {
1.87 albertel 365: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 366:
1.4 albertel 367: my ($status,$accessmsg,$slot);
1.16 albertel 368: if ($target ne 'webgrade') {
1.70 albertel 369: &Apache::structuretags::init_problem_globals('Task');
1.16 albertel 370: &Apache::structuretags::initialize_storage();
371: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.74 albertel 372: if ($env{'request.state'} eq 'construct') {
373: &Apache::structuretags::setup_rndseed($safeeval);
374: }
1.16 albertel 375: }
376:
1.4 albertel 377: $Apache::lonhomework::parsing_a_task=1;
1.1 albertel 378: #should get back a <html> or the neccesary stuff to start XML/MathML
379: my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
380: &Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
1.16 albertel 381:
1.125 ! albertel 382: $head_tag_start .= &style($target);
1.121 albertel 383: $body_tag_start .= '<div class="LC_task">'."\n";
1.123 albertel 384:
385: if ($target eq 'web' || $target eq 'webgrade') {
386: $head_tag_start.='<title>'.
387: &Apache::structuretags::get_resource_name($parstack,$safeeval).
388: '</title>';
389: }
390:
1.74 albertel 391: if ($target eq 'web' && $env{'request.state'} ne 'construct') {
1.13 albertel 392: if ($Apache::lonhomework::modifygrades) {
1.115 albertel 393: $body_tag_start.='<form name="gradesubmission" method="post" action="';
1.13 albertel 394: my $uri=$env{'request.uri'};
395: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
396: $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
1.38 albertel 397: my $symb=&Apache::lonnet::symbread();
1.40 albertel 398: if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.115 albertel 399: $body_tag_start.='<form method="post" name="slotrequest" action="/adm/slotrequest">'.
1.40 albertel 400: '<input type="hidden" name="symb" value="'.$symb.'" />'.
401: '<input type="hidden" name="command" value="showslots" />'.
402: '<input type="submit" name="requestattempt" value="'.
403: &mt('Show Slot list').'" />'.
404: '</form>';
1.108 albertel 405: my $target_id =
406: &Apache::lonstathelpers::make_target_id({symb => $symb,
407: part => '0'});
1.115 albertel 408: $body_tag_start.='<form method="post" name="gradingstatus" action="/adm/statistics">'.
1.108 albertel 409: '<input type="hidden" name="problemchoice" value="'.$target_id.'" />'.
410: '<input type="hidden" name="reportSelected" value="grading_analysis" />'.
411: '<input type="submit" name="grading" value="'.
412: &mt('Show Grading Status').'" />'.
413: '</form>';
1.40 albertel 414: }
1.13 albertel 415: }
1.8 albertel 416: }
1.74 albertel 417: if ($target eq 'web' && $env{'request.state'} eq 'construct') {
418: $form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
419: }
1.21 albertel 420: if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
1.1 albertel 421: $target eq 'tex') {
1.29 albertel 422: my ($version,$previous)=&get_version();
1.14 albertel 423: ($status,$accessmsg,my $slot_name,$slot) =
1.81 albertel 424: &Apache::lonhomework::check_slot_access('0','Task');
1.9 albertel 425: push(@Apache::inputtags::status,$status);
1.14 albertel 426: $Apache::inputtags::slot_name=$slot_name;
1.1 albertel 427: my $expression='$external::datestatus="'.$status.'";';
1.89 albertel 428: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
1.1 albertel 429: &Apache::run::run($expression,$safeeval);
430: &Apache::lonxml::debug("Got $status");
1.25 albertel 431: $body_tag_start.=&add_previous_version_button($status);
1.54 albertel 432: if (!&show_task($status,$previous)) {
1.87 albertel 433: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.1 albertel 434: if ( $target eq "web" ) {
1.4 albertel 435: $result.= $head_tag_start.'</head>'.$body_tag_start;
1.74 albertel 436: if ($env{'request.state'} eq 'construct') {
437: $result.=$form_tag_start;
438: }
1.4 albertel 439: my $msg;
1.1 albertel 440: if ($status eq 'UNAVAILABLE') {
441: $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
1.3 albertel 442: } elsif ($status eq 'NOT_IN_A_SLOT') {
443: $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
1.38 albertel 444: $msg.=&add_request_another_attempt_button("Sign up for time to work.");
1.4 albertel 445: } elsif ($status eq 'NEEDS_CHECKIN') {
446: $msg.='<h1>'.&mt('You need the Proctor to validate you.').
447: '</h1>'.&proctor_validation_screen($slot);
1.22 albertel 448: } elsif ($status eq 'WAITING_FOR_GRADE') {
449: $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
1.64 albertel 450: } elsif ($env{'form.donescreen'}) {
451: my $title=&Apache::lonnet::gettitle();
1.67 albertel 452: my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
1.114 albertel 453: my (undef,undef,$domain,$user)=
454: &Apache::lonxml::whichuser();
455: my $files = '<ul>';
456: foreach my $file (@files) {
457: my $url="/uploaded/$domain/$user/portfolio$file";
458: if (! &Apache::lonnet::stat_file($url)) {
459: $file = &mt('<font color="red"> Nonexistant file:</font> <tt>[_1]</tt>',$file);
460: } else {
461: $file = '<tt>'.$file.'</tt>';
462: }
463: $files .= '<li>'.$file.'</li>';
464: }
465: $files.='</ul>';
466:
1.64 albertel 467: $result.=<<DONESCREEN;
468: <h2>$title</h2>
469: <p> Files submitted: $files </p>
1.67 albertel 470: <p> You are now done with this Bridge Task </p>
1.64 albertel 471: <hr />
472: <p> <a href="/adm/logout">Logout</a> </p>
473: <p> <a href="/adm/roles">Change to a different course</a> </p>
474: DONESCREEN
1.1 albertel 475: } elsif ($status ne 'NOT_YET_VIEWED') {
476: $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
477: }
478: if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
479: $msg.='The problem '.$accessmsg;
480: }
481: $result.=$msg.'<br />';
482: } elsif ($target eq 'tex') {
483: $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm';
484: if ($status eq 'UNAVAILABLE') {
485: $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
486: } else {
487: $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
488: }
1.22 albertel 489: } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4 albertel 490: if ($status eq 'NEEDS_CHECKIN') {
1.83 albertel 491: if(&proctor_check_auth($slot_name,$slot,'Task')
492: && defined($Apache::inputtags::slot_name)) {
1.77 albertel 493: my $result=&add_to_queue('gradingqueue',
1.82 albertel 494: [$Apache::inputtags::slot_name]);
1.77 albertel 495: &Apache::lonxml::debug("add_to_queue said $result");
496: }
1.4 albertel 497: }
1.1 albertel 498: }
499: } elsif ($target eq 'web') {
1.123 albertel 500: $result.="$head_tag_start</head>
1.125 ! albertel 501: $body_tag_start \n";
1.36 albertel 502:
1.57 albertel 503: $result.=&preserve_grade_info();
504: $result.=&internal_location();
1.36 albertel 505: $result.=$form_tag_start.
506: '<input type="hidden" name="submitted" value="yes" />';
1.54 albertel 507: &Apache::lonxml::startredirection();
1.1 albertel 508: }
1.21 albertel 509: } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
510: $target eq 'webgrade') {
1.32 albertel 511: my $webgrade='yes';
1.21 albertel 512: if ($target eq 'webgrade') {
1.124 albertel 513: $result.=$head_tag_start.
514: '</head>'.$body_tag_start.
515: "\n".'<div class="LC_GRADING_task">'."\n".
516: '<script type="text/javascript"
517: src="/adm/includes/task_grading.js"></script>';
1.49 albertel 518: #$result.='<br />Review'.&show_queue('reviewqueue');
519: #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30 albertel 520: }
1.33 albertel 521: # FIXME Blast! still need to reorg this, need to reshow the
522: # queue being reviewed once done with the grade pass...
523: # Hrrm, vaildation pass should perhaps say 'not_locked'
524: # perhaps do a search if there is a key that is mine and if
525: # there isn't reshow the queue....
1.105 albertel 526: my ($todo,$status_code,$msg)=&get_key_todo($target);
1.33 albertel 527:
528: if ($todo) {
529: &setup_env_for_other_user($todo,$safeeval);
530: my ($symb,$uname,$udom)=&decode_queue_key($todo);
531: $result.="\n".'<table><tr><td>Found '.
532: &Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
533: $form_tag_start.=
534: '<input type="hidden" name="gradingkey" value="'.
535: &Apache::lonnet::escape($todo).'" />';
536: $Apache::bridgetask::queue_key=$todo;
537: &Apache::structuretags::initialize_storage();
538: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.110 albertel 539: if ($target eq 'webgrade' && $status_code eq 'selected') {
540: $form_tag_start.=
541: '<input type="hidden" name="queuemode" value="selected" />';
1.33 albertel 542: }
1.15 albertel 543: } else {
1.33 albertel 544: if ($target eq 'webgrade') {
545: $result.="\n";
1.81 albertel 546: my $back='<p><a href="/adm/flip?postdata=return:">'.
547: &mt('Return to resource').'</a></p>';
1.33 albertel 548: if ($status_code eq 'stop') {
1.81 albertel 549: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 550: } elsif ($status_code eq 'lock_failed') {
1.105 albertel 551: $result.='<b>'.&mt("Failed to lock the requested record.")
1.81 albertel 552: .'</b>'.$back;
1.33 albertel 553: } elsif ($status_code eq 'unlock') {
1.81 albertel 554: $result.='<b>'.&mt("Unlocked the requested record.")
555: .'</b>'.$back;
1.33 albertel 556: $result.=&show_queue($env{'form.queue'},1);
557: } elsif ($status_code eq 'show_list') {
558: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 559: } elsif ($status_code eq 'select_user') {
560: $result.=&select_user();
1.95 albertel 561: } elsif ($status_code eq 'unable') {
562: $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
1.105 albertel 563: } elsif ($status_code eq 'not_allowed') {
564: $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
1.33 albertel 565: } else {
1.81 albertel 566: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 567: }
1.21 albertel 568: }
1.33 albertel 569: $webgrade='no';
1.87 albertel 570: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 571: }
572: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 573: if ($webgrade eq 'yes') {
574: $result.=&submission_time_stamp();
575: }
1.32 albertel 576: $result.=$form_tag_start;
577: $result.='<input type="hidden" name="webgrade" value="'.
578: $webgrade.'" />';
579: $result.='<input type="hidden" name="queue" value="'.
580: $env{'form.queue'}.'" />';
1.52 albertel 581: if ($env{'form.regrade'}) {
582: $result.='<input type="hidden" name="regrade" value="'.
583: $env{'form.regrade'}.'" />';
584: }
1.62 albertel 585: if ($env{'form.chosensections'}) {
586: my @chosen_sections=
587: &Apache::loncommon::get_env_multiple('form.chosensections');
588: foreach my $sec (@chosen_sections) {
589: $result.='<input type="hidden" name="chosensections"
590: value="'.$sec.'" />';
591: }
592: }
1.70 albertel 593: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 594: }
1.110 albertel 595: if ($target eq 'webgrade') {
1.120 albertel 596: $result.="\n".'<div id="LC_GRADING_criterialist">';
1.110 albertel 597: }
1.74 albertel 598: } elsif ($target eq 'edit') {
599: $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
600: &Apache::structuretags::problem_edit_header();
601: $Apache::lonxml::warnings_error_header=
602: &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 />";
603: my $temp=&Apache::edit::insertlist($target,$token);
604: $result.=$temp;
1.1 albertel 605: } else {
606: # page_start returned a starting result, delete it if we don't need it
607: $result = '';
608: }
609: return $result;
610: }
611:
1.32 albertel 612: sub get_key_todo {
613: my ($target)=@_;
614: my $todo;
1.33 albertel 615:
616: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 617: &Apache::lonxml::debug("review a submission....");
1.33 albertel 618: $env{'form.queue'}='reviewqueue';
619: return (undef,'show_list');
620: }
621:
622: if (defined($env{'form.reviewagrading'})) {
623: &Apache::lonxml::debug("review a grading....");
624: $env{'form.queue'}='gradingqueue';
625: return (undef,'show_list');
626: }
627:
1.49 albertel 628: if (defined($env{'form.regradeasubmission'})) {
629: &Apache::lonxml::debug("regrade a grading....");
630: $env{'form.queue'}='none';
631: return (undef,'select_user');
632: }
633:
1.105 albertel 634:
635: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
636:
637: #need to try both queues..
638: if (defined($env{'form.regradeaspecificsubmission'}) &&
639: defined($env{'form.gradinguser'}) &&
640: defined($env{'form.gradingdomain'}) ) {
641: my ($symb,$cid)=&Apache::lonxml::whichuser();
642: my $cnum = $env{'course.'.$cid.'.num'};
643: my $cdom = $env{'course.'.$cid.'.domain'};
644: my $uname = $env{'form.gradinguser'};
645: my $udom = $env{'form.gradingdomain'};
646:
647: my $gradingkey=&encode_queue_key($symb,$udom,$uname);
648:
649: my $queue;
650:
651: if (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
652: $env{'form.queue'} = $queue = 'gradingqueue';
653: } elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
654: $env{'form.queue'} = $queue = 'reviewqueue';
655: }
656:
657: if (!$queue) {
658: $env{'form.queue'} = $queue = 'none';
659: #not queued so doing either a re or pre grade
660: return ($gradingkey);
661: }
662:
663: my $who=&queue_key_locked($queue,$gradingkey);
664: if ($who eq $me) {
665: #already have the lock
666: $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
667: return ($gradingkey);
668: }
669:
670: if (!defined($who)) {
671: if (&lock_key($queue,$gradingkey)) {
672: return ($gradingkey);
673: } else {
674: return (undef,'lock_failed');
675: }
676: }
677:
678: #otherwise (defined($who) && $who ne $me) some else has it...
679: return (undef,'not_allowed',
680: &mt('Another user ([_1]) currently has the record for [_2] locked.',
681: $who,$env{'form.gradinguser'}.'@'.$env{'form.gradingdomain'}));
682: }
683:
684:
1.32 albertel 685: my $queue=$env{'form.queue'};
1.33 albertel 686:
1.32 albertel 687: if (!defined($queue)) {
688: $env{'form.queue'}=$queue='gradingqueue';
689: }
1.33 albertel 690:
1.32 albertel 691: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 692:
1.49 albertel 693: if ($env{'form.queue'} eq 'none') {
694: if (defined($env{'form.gradingkey'})) {
695: if ($target eq 'webgrade') {
696: if ($env{'form.stop'}) {
697: return (undef,'stop');
698: } elsif ($env{'form.next'}) {
1.59 albertel 699: return (undef,'select_user');
1.49 albertel 700: }
701: }
702: return ($gradingkey,'selected');
703: } else {
1.59 albertel 704: return (undef,'select_user');
1.49 albertel 705: }
706: }
1.32 albertel 707: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 708: && !defined($env{'form.gradingaction'})
709: && $env{'form.queuemode'} eq 'selected') {
710:
711: my $who=&queue_key_locked($queue,$gradingkey);
712: if ($who eq $me) {
713: &Apache::lonxml::debug("Found a key was given to me");
714: return ($gradingkey,'selected');
715: } else {
716: return (undef,'show_list');
717: }
718:
719: }
720:
721: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
722: if ($env{'form.gradingaction'} eq 'resume') {
723: delete($env{'form.gradingaction'});
724: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 725: return ($gradingkey);
1.33 albertel 726: } elsif ($env{'form.gradingaction'} eq 'unlock') {
727: &Apache::lonxml::debug("Unlocking a key ".
728: &check_queue_unlock($queue,$gradingkey,1));
729: return (undef,'unlock');
730: } elsif ($env{'form.gradingaction'} eq 'select') {
731: &Apache::lonxml::debug("Locking a key");
732: if (&lock_key($queue,$gradingkey)) {
733: &Apache::lonxml::debug("Success $queue");
734: return ($gradingkey);
735: }
736: &Apache::lonxml::debug("Failed $queue");
737: return (undef,'lock_failed');
1.32 albertel 738: }
739: }
1.33 albertel 740:
741: if ($env{'form.queuemode'} ne 'selected') {
742: # don't get something new from the queue if they hit the stop button
743: if (!($env{'form.stop'} && $target eq 'webgrade')
744: && !$env{'form.gradingaction'}) {
745: &Apache::lonxml::debug("Getting anew $queue");
746: return (&get_from_queue($queue));
747: } else {
748: return (undef,'stop');
749: }
1.32 albertel 750: }
1.33 albertel 751: return (undef,undef)
1.32 albertel 752: }
1.94 albertel 753:
754: sub minimize_storage {
755: foreach my $key (keys(%Apache::lonhomework::results)) {
756: if ($key =~ /regrader$/) { next; }
757: if ($Apache::lonhomework::results{$key} eq
758: $Apache::lonhomework::history{$key}) {
759: delete($Apache::lonhomework::results{$key});
760: }
761: }
762: }
763:
1.1 albertel 764: sub end_Task {
765: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
766: my $result='';
767: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 768: my ($version,$previous)=&get_version();
1.1 albertel 769: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 770: $target eq 'tex') {
1.69 albertel 771: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 772: if ($target eq 'web') {
1.54 albertel 773: if (&show_task($status,$previous)) {
774: $result.=&Apache::lonxml::endredirection();
775: }
1.64 albertel 776: if ($status eq 'CAN_ANSWER' && !$previous &&
777: !$env{'form.donescreen'}) {
1.15 albertel 778: $result.="\n".'<table border="1">'.
1.28 albertel 779: &Apache::inputtags::file_selector("$version.0",
780: "bridgetask","*",
1.46 albertel 781: 'portfolioonly',
782: '
783: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
784: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 785: "</table>";
1.77 albertel 786: }
1.78 albertel 787: if (!$previous && $status ne 'SHOW_ANSWER' &&
788: &show_task($status,$previous)) {
1.9 albertel 789: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 790: $result.='</form>';
1.116 albertel 791: my $action = &Apache::lonenc::check_encrypt($env{'request.uri'});
1.64 albertel 792: $result.=<<DONEBUTTON;
1.115 albertel 793: <form name="done" method="post" action="$action">
1.64 albertel 794: <input type="hidden" name="donescreen" value="1" />
795: <input type="submit" value="Done" />
796: </form>
797: DONEBUTTON
1.77 albertel 798: }
1.56 albertel 799: if (&show_task($status,$previous) &&
1.89 albertel 800: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
801: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 802: my $title=&Apache::lonnet::gettitle();
1.80 albertel 803:
804: my $slot_name=
1.89 albertel 805: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 806: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 807: my $start_time=
808: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 809:
1.116 albertel 810: my $status = "\n<div class='LC_$bt_status LC_criteria'>\n";
1.54 albertel 811:
812: if ($bt_status eq 'pass') {
813: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 814: $start_time.'</h2>';
1.54 albertel 815: }
816: if ($bt_status eq 'fail') {
817: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 818: $start_time.'</h2>';
1.54 albertel 819: if (!$previous) {
820: $status.=&add_request_another_attempt_button();
821: }
822: }
823: my $man_count=0;
824: my $opt_count=0;
825: my $opt_passed=0;
826: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
827: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
828: eq 'N') {
829: $opt_count++;
1.89 albertel 830: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 831: $opt_passed++;
832: }
833: } else {
834: $man_count++;
835: }
836: }
837: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
838: $parstack,$safeeval);
839: if ($opt_req !~ /\S/) { $opt_req='0'; }
1.99 albertel 840: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
1.54 albertel 841:
842: my $internal_location=&internal_location();
843: $result=~s/\Q$internal_location\E/$status/;
844: }
1.13 albertel 845: }
1.117 albertel 846: if ($target eq 'web') {
847: $result.="\n</div>\n".&Apache::lonxml::xmlend().'</html>';
1.1 albertel 848: }
849: }
1.29 albertel 850: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 851: my $award='SUBMITTED';
1.28 albertel 852: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 853: 'portfiles',\$award);
1.14 albertel 854: if ($award eq 'SUBMITTED' &&
1.28 albertel 855: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
856: $Apache::lonhomework::results{"resource.0.tries"}=
857: $Apache::lonhomework::results{"resource.$version.0.tries"}=
858: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
859:
860: $Apache::lonhomework::results{"resource.0.award"}=
861: $Apache::lonhomework::results{"resource.$version.0.award"}=
862: $award;
1.51 albertel 863: $Apache::lonhomework::results{"resource.0.submission"}=
864: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 865: } else {
866: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 867: $award = '';
1.10 albertel 868: }
1.4 albertel 869: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
870: &Apache::structuretags::finalize_storage();
1.83 albertel 871: if ($award eq 'SUBMITTED'
872: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 873: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 874: }
1.79 albertel 875: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
876: &Apache::structuretags::finalize_storage();
1.1 albertel 877: }
1.32 albertel 878: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 879: my $optional_required=
880: &Apache::lonxml::get_param('OptionalRequired',$parstack,
881: $safeeval);
882: my $optional_passed=0;
883: my $mandatory_failed=0;
884: my $ungraded=0;
885: my $review=0;
1.21 albertel 886: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 887: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
888: my $status=
1.89 albertel 889: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 890: my $mandatory=
891: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
892: if ($status eq 'pass') {
893: if (!$mandatory) { $optional_passed++; }
894: } elsif ($status eq 'fail') {
895: if ($mandatory) { $mandatory_failed++; }
896: } elsif ($status eq 'ungraded') {
897: $ungraded++;
898: } elsif ($status eq 'review') {
899: $review++;
1.49 albertel 900: } else {
901: $ungraded++;
902: }
1.20 albertel 903: }
904: if ($optional_passed < $optional_required) {
905: $mandatory_failed++;
906: }
1.21 albertel 907: &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 908: $Apache::lonhomework::results{'resource.0.regrader'}=
1.20 albertel 909: $env{'user.name'}.'@'.$env{'user.domain'};
910: if ($review) {
1.89 albertel 911: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 912: if ($env{'form.queue'} eq 'reviewqueue') {
913: &check_queue_unlock($env{'form.queue'});
914: &Apache::lonxml::debug(" still needs review not changing status.");
915: } else {
1.49 albertel 916: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 917: }
1.20 albertel 918: } elsif ($ungraded) {
1.89 albertel 919: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 920: if ($env{'form.queue'} eq 'reviewqueue' ||
921: $env{'form.queue'} eq 'none' ) {
1.33 albertel 922: &Apache::lonxml::debug("moving back.");
1.49 albertel 923: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 924: } else {
925: &check_queue_unlock($env{'form.queue'});
926: }
1.20 albertel 927: } elsif ($mandatory_failed) {
1.89 albertel 928: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 929: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
930: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
931: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 932: &remove_from_queue($env{'form.queue'});
933:
934: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 935:
936: if ($env{'form.regrade'} ne 'yes') {
937: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
938: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
939: &Apache::grades::version_portfiles(
940: \%Apache::lonhomework::results,
941: ["$version.0.bridgetask"],$courseid,
942: $symb,$udom,$uname,
943: ["$version.0.bridgetask"]);
944: }
1.20 albertel 945: } else {
1.89 albertel 946: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 947: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
948: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
949: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 950: &remove_from_queue($env{'form.queue'});
1.39 albertel 951:
952: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 953: if ($env{'form.regrade'} ne 'yes') {
954: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
955: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
956: &Apache::grades::version_portfiles(
957: \%Apache::lonhomework::results,
958: ["$version.0.bridgetask"],$courseid,
959: $symb,$udom,$uname,
960: ["$version.0.bridgetask"]);
961: }
1.20 albertel 962: }
1.89 albertel 963: $Apache::lonhomework::results{"resource.0.status"}=
964: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 965: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 966: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 967: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 968: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 969: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 970: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 971: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 972: }
1.94 albertel 973: &minimize_storage();
1.21 albertel 974: &Apache::structuretags::finalize_storage();
1.20 albertel 975: }
1.15 albertel 976: } elsif ($target eq 'webgrade') {
1.111 albertel 977: $result.="</div>\n<hr />";
1.20 albertel 978: #$result.='<input type="submit" name="next" value="'.
979: # &mt('Save & Next').'" /> ';
980: #$result.='<input type="submit" name="end" value="'.
981: # &mt('Save & Stop Grading').'" /> ';
982: #$result.='<input type="submit" name="throwaway" value="'.
983: # &mt('Throw Away & Stop Grading').'" /> ';
984: #$result.='<input type="submit" name="save" value="'.
985: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.124 albertel 986: $result.='</form>'."\n</div>\n</div>\n".
1.117 albertel 987: &Apache::loncommon::endbodytag().'</html>';
1.1 albertel 988: } elsif ($target eq 'meta') {
1.70 albertel 989: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 990: $result.=&Apache::response::meta_stores_write('solved','string',
991: 'Problem Status');
992: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
993: 'Number of Attempts');
994: $result.=&Apache::response::meta_stores_write('awarded','float',
995: 'Partial Credit Factor');
996: $result.=&Apache::response::meta_stores_write('status','string',
997: 'Bridge Task Status');
1.1 albertel 998: }
1.4 albertel 999: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 1000: return $result;
1001: }
1002:
1.31 albertel 1003: sub move_between_queues {
1004: my ($src_queue,$dest_queue)=@_;
1.49 albertel 1005: my $cur_data;
1006: if ($src_queue ne 'none') {
1007: $cur_data=&get_queue_data($src_queue);
1008: if (!$cur_data) { return 'not_exist'; }
1009: } else {
1010: $cur_data = ['none'];
1011: }
1.82 albertel 1012: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 1013: if ($result ne 'ok') {
1014: return $result;
1015: }
1016: &check_queue_unlock($src_queue);
1017: return &remove_from_queue($src_queue);
1.21 albertel 1018: }
1019:
1020: sub check_queue_unlock {
1.32 albertel 1021: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 1022: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 1023: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 1024: if (!defined($key)) {
1025: $key="$symb\0queue\0$uname\@$udom";
1026: }
1.30 albertel 1027: my $cnum=$env{'course.'.$cid.'.num'};
1028: my $cdom=$env{'course.'.$cid.'.domain'};
1029: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1030: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
1031: if ($who eq $me) {
1.32 albertel 1032: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1033: } elsif ($allow_not_me) {
1.33 albertel 1034: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 1035: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 1036: }
1.32 albertel 1037: return 'not_owner';
1.21 albertel 1038: }
1039:
1.88 albertel 1040: sub in_queue {
1041: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1042: if ($queue eq 'none') { return 0; }
1043: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1044: || !defined($udom) || !defined($uname)) {
1045: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1046: $cnum=$env{'course.'.$cid.'.num'};
1047: $cdom=$env{'course.'.$cid.'.domain'};
1048: }
1049:
1050: my $key=&encode_queue_key($symb,$udom,$uname);
1051: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
1052:
1053: if (defined($results{$key})) {
1054: return 1;
1055: }
1056: return 0;
1057: }
1058:
1.21 albertel 1059: sub remove_from_queue {
1.86 albertel 1060: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 1061: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 1062: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1063: || !defined($udom) || !defined($uname)) {
1064: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1065: $cnum=$env{'course.'.$cid.'.num'};
1066: $cdom=$env{'course.'.$cid.'.domain'};
1067: }
1.88 albertel 1068: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
1069: return 'ok';
1070: }
1.86 albertel 1071: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 1072: my @keys=($key,"$key\0locked");
1.31 albertel 1073: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 1074: }
1075:
1.16 albertel 1076: sub setup_env_for_other_user {
1077: my ($queue_key,$safeeval)=@_;
1078: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 1079: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 1080: $env{'form.grade_symb'}=$symb;
1081: $env{'form.grade_domain'}=$udom;
1082: $env{'form.grade_username'}=$uname;
1083: $env{'form.grade_courseid'}=$env{'request.course.id'};
1084: &Apache::lonxml::initialize_rndseed($safeeval);
1085: }
1086:
1.31 albertel 1087: sub get_queue_data {
1088: my ($queue)=@_;
1089: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1090: my $cnum=$env{'course.'.$cid.'.num'};
1091: my $cdom=$env{'course.'.$cid.'.domain'};
1092: my $todo="$symb\0queue\0$uname\@$udom";
1093: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1094: if ($key eq $todo && ref($value)) {
1095: return $value;
1096: }
1097: return undef;
1098: }
1099:
1.84 albertel 1100:
1.49 albertel 1101: sub check_queue_for_key {
1.84 albertel 1102: my ($cdom,$cnum,$queue,$todo)=@_;
1103:
1.49 albertel 1104: my %results=
1105: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1106:
1107: if (exists($results{$todo}) && ref($results{$todo})) {
1108: if (defined($results{"$todo\0locked"})) {
1109: return 'locked';
1110: }
1.86 albertel 1111: my $slot;
1112: if (ref($results{$todo}) eq 'ARRAY') {
1113: $slot = $results{$todo}[0];
1114: } elsif (ref($results{$todo}) eq 'HASH') {
1115: $slot = $results{$todo}{'slot'};
1116: }
1117: if (defined($slot)) {
1118: my %slot_data=&Apache::lonnet::get_slot($slot);
1119: if ($slot_data{'endtime'} > time) {
1120: return 'in_progress';
1121: }
1.58 albertel 1122: }
1.49 albertel 1123: return 'enqueued';
1124: }
1125: return undef;
1126: }
1127:
1.14 albertel 1128: sub add_to_queue {
1.82 albertel 1129: my ($queue,$user_data)=@_;
1.49 albertel 1130: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1131: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1132: if (!$cid || $env{'request.state'} eq 'construct') {
1133: return 'no_queue';
1134: }
1.14 albertel 1135: my $cnum=$env{'course.'.$cid.'.num'};
1136: my $cdom=$env{'course.'.$cid.'.domain'};
1137: my %data;
1.82 albertel 1138: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1139: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1140: }
1141:
1142: sub show_queue {
1.32 albertel 1143: my ($queue,$with_selects)=@_;
1.14 albertel 1144: my $result;
1145: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1146: my $cnum=$env{'course.'.$cid.'.num'};
1147: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1148:
1149: my @chosen_sections=
1150: &Apache::loncommon::get_env_multiple('form.chosensections');
1151: &Apache::grades::init_perm();
1152: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1153: &Apache::grades::reset_perm();
1.63 albertel 1154: if (!(grep(/^all$/,@chosen_sections))) {
1155: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1156: '</tt>.</p> '."\n";
1157: }
1.59 albertel 1158:
1.16 albertel 1159: my $regexp="^$symb\0";
1.30 albertel 1160: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1161: my ($tmp)=%queue;
1162: if ($tmp=~/^error: 2 /) {
1.33 albertel 1163: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1164: }
1.103 albertel 1165: my $title=&Apache::lonnet::gettitle($symb);
1166: $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
1167: if ($with_selects) { $result.="<th>Status</th><th></th>"; }
1168: $result.="<th>user</th><th>data</th></tr>";
1.14 albertel 1169: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1170: my ($symb,$uname,$udom) = &decode_queue_key($key);
1171: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1172: if ($key=~/locked$/ && !$with_selects) {
1.103 albertel 1173: $result.="<tr><td>$uname</td>";
1174: $result.='<td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1175: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.103 albertel 1176: $result.="<tr><td></td>";
1177: $result.='<td>'.
1.16 albertel 1178: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1179: } elsif ($key!~/(timestamp|locked)$/) {
1180: $result.="<tr>";
1.35 albertel 1181: my $slot=$queue{$key}->[0];
1182: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1183: if ($with_selects) {
1184: my $ekey=&Apache::lonnet::escape($key);
1.103 albertel 1185: my ($action,$description,$status)=('select',&mt('Select'));
1.32 albertel 1186: if (exists($queue{"$key\0locked"})) {
1187: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1.103 albertel 1188: $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
1.32 albertel 1189: if ($me eq $queue{"$key\0locked"}) {
1190: ($action,$description)=('resume',&mt('Resume'));
1191: } else {
1192: ($action,$description)=('unlock',&mt('Unlock'));
1193: }
1194: }
1.62 albertel 1195: my $seclist;
1196: foreach my $sec (@chosen_sections) {
1197: $seclist.='<input type="hidden" name="chosensections"
1198: value="'.$sec.'" />';
1199: }
1.35 albertel 1200: if (time > $slot_data{'endtime'}) {
1201: $result.=(<<FORM);
1.103 albertel 1202: <td>$status</td>
1.32 albertel 1203: <td>
1.115 albertel 1204: <form style="display: inline" method="post">
1.32 albertel 1205: <input type="hidden" name="gradingkey" value="$ekey" />
1206: <input type="hidden" name="queue" value="$queue" />
1207: <input type="hidden" name="gradingaction" value="$action" />
1208: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1209: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1210: <input type="submit" name="submit" value="$description" />
1.62 albertel 1211: $seclist
1.32 albertel 1212: </form>
1213: </td>
1214: FORM
1.35 albertel 1215:
1216: } else {
1217: $result.='<td>'.&mt("In Progress").'</td>'
1218: }
1.32 albertel 1219: }
1.104 albertel 1220: $result.= "<td>".$fullname->{$uname.':'.$udom}.
1221: " <tt>($uname\@$udom)</tt> </td>";
1.103 albertel 1222: $result.='<td>Slot: '.$slot.' End time: '.
1.20 albertel 1223: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1224: "</td></tr>";
1.16 albertel 1225: }
1.14 albertel 1226: }
1.15 albertel 1227: $result.="</table><hr />\n";
1.14 albertel 1228: return $result;
1229: }
1230:
1.34 albertel 1231: sub get_queue_counts {
1232: my ($queue)=@_;
1233: my $result;
1234: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1235: my $cnum=$env{'course.'.$cid.'.num'};
1236: my $cdom=$env{'course.'.$cid.'.domain'};
1237: my $regexp="^$symb\0";
1238: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1239: my ($tmp)=%queue;
1240: if ($tmp=~/^error: 2 /) {
1241: return (0,0,0);
1242: }
1243: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1.96 albertel 1244: my %slot_cache;
1.34 albertel 1245: foreach my $key (sort(keys(%queue))) {
1246: if ($key=~/locked$/) {
1247: $locks++;
1248: } elsif ($key=~/timestamp$/) {
1249: #ignore
1250: } elsif ($key!~/(timestamp|locked)$/) {
1251: my ($symb,$uname,$udom) = &decode_queue_key($key);
1252: $entries++;
1253: my $slot=$queue{$key}->[0];
1.96 albertel 1254: if (!exists($slot_cache{$slot})) {
1255: my %slot_data=&Apache::lonnet::get_slot($slot);
1256: $slot_cache{$slot} = \%slot_data;
1257: }
1258: if (time > $slot_cache{$slot}{'endtime'}) {
1.34 albertel 1259: $ready_to_grade++;
1260: }
1261: }
1262: }
1263: return ($entries,$ready_to_grade,$locks);
1264: }
1265:
1.49 albertel 1266: sub encode_queue_key {
1267: my ($symb,$udom,$uname)=@_;
1268: return "$symb\0queue\0$uname\@$udom";
1269: }
1270:
1.14 albertel 1271: sub decode_queue_key {
1272: my ($key)=@_;
1273: my ($symb,undef,$user) = split("\0",$key);
1274: my ($uname,$udom) = split('@',$user);
1275: return ($symb,$uname,$udom);
1276: }
1277:
1278: sub queue_key_locked {
1.30 albertel 1279: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1280: if (!defined($cdom) || !defined($cnum)) {
1281: my (undef,$cid)=&Apache::lonxml::whichuser();
1282: $cnum=$env{'course.'.$cid.'.num'};
1283: $cdom=$env{'course.'.$cid.'.domain'};
1284: }
1.14 albertel 1285: my ($key_locked,$value)=
1.30 albertel 1286: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1287: if ($key_locked eq "$key\0locked") {
1288: return $value;
1289: }
1290: return undef;
1291: }
1292:
1293: sub pick_from_queue_data {
1.30 albertel 1294: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1.98 albertel 1295: my @possible; # will hold queue entries that are valid to be selected
1.30 albertel 1296: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1297: if ($key =~ /\0locked$/) { next; }
1298: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1299: my ($symb,$uname,$udom)=&decode_queue_key($key);
1300: if ($check_section) {
1301: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1302: if ($section eq $check_section) {
1.33 albertel 1303: &Apache::lonxml::debug("my sec");
1.15 albertel 1304: next;
1305: }
1.14 albertel 1306: }
1.30 albertel 1307: my $slot=$queuedata->{$key}[0];
1.14 albertel 1308: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1309: if ($slot_data{'endtime'} > time) {
1.33 albertel 1310: &Apache::lonxml::debug("not time");
1.15 albertel 1311: next;
1312: }
1.98 albertel 1313: if (exists($queuedata->{"$key\0locked"})) {
1.33 albertel 1314: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1315: next;
1316: }
1.98 albertel 1317: push(@possible,[$key,$slot_data{'endtime'}]);
1318: }
1319: if (@possible) {
1320: # sort entries in order by slot end time
1321: @possible = sort { $a->[1] <=> $b->[1] } @possible;
1322: # pick one of the first ten entries
1323: my $max=($#possible < 10) ? $#possible : 10;
1324: return $possible[int(rand($max))][0];
1.14 albertel 1325: }
1326: return undef;
1327: }
1328:
1.15 albertel 1329: sub find_mid_grade {
1.30 albertel 1330: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1331: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1332: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1333: if ($todo) {
1.30 albertel 1334: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1335: if ($who eq $me) { return $todo; }
1336: }
1337: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1338: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1339: foreach my $key (keys(%locks)) {
1340: my $who=$locks{$key};
1341: if ($who eq $me) {
1342: $todo=$key;
1343: $todo=~s/\0locked$//;
1344: return $todo;
1345: }
1346: }
1347: return undef;
1348: }
1349:
1.32 albertel 1350: sub lock_key {
1351: my ($queue,$todo)=@_;
1352: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1353: my (undef,$cid)=&Apache::lonxml::whichuser();
1354: my $cnum=$env{'course.'.$cid.'.num'};
1355: my $cdom=$env{'course.'.$cid.'.domain'};
1356: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1357: $cdom,$cnum);
1.33 albertel 1358: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1359: if ($success eq 'ok') {
1360: return 1;
1361: }
1362: return 0;
1363: }
1364:
1.86 albertel 1365: sub get_queue_symb_status {
1.85 albertel 1366: my ($queue,$symb,$cdom,$cnum) = @_;
1367: if (!defined($cdom) || !defined($cnum)) {
1368: my (undef,$cid)=&Apache::lonxml::whichuser();
1369: $cnum=$env{'course.'.$cid.'.num'};
1370: $cdom=$env{'course.'.$cid.'.domain'};
1371: }
1372: my $regexp="^$symb\0";
1373: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1374: my ($tmp)=%queue;
1375: if ($tmp=~/^error: 2 /) { return; }
1376: my @users;
1377: foreach my $key (sort(keys(%queue))) {
1378: next if ($key=~/locked$/);
1379: next if ($key=~/timestamp$/);
1380: my ($symb,$uname,$udom) = &decode_queue_key($key);
1381: push(@users,"$uname:$udom");
1382: }
1383: return @users;
1384: }
1385:
1.14 albertel 1386: sub get_from_queue {
1.30 albertel 1387: my ($queue)=@_;
1.14 albertel 1388: my $result;
1389: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1390: my $cnum=$env{'course.'.$cid.'.num'};
1391: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1392: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1393: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1394: if ($todo) { return $todo; }
1.95 albertel 1395: my $attempts=0;
1.14 albertel 1396: while (1) {
1.95 albertel 1397: if ($attempts > 2) {
1398: # tried twice to get a queue entry, giving up
1399: return (undef,'unable');
1400: }
1.14 albertel 1401: my $starttime=time;
1.83 albertel 1402: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1403: $cdom,$cnum);
1.33 albertel 1404: &Apache::lonxml::debug("$starttime");
1.14 albertel 1405: my $regexp="^$symb\0queue\0";
1.97 albertel 1406: my $range= ($attempts < 1 ) ? '0-100' : '0-400';
1407:
1.98 albertel 1408: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1409: #make a pass looking for a user _not_ in my section
1.14 albertel 1410: if ($env{'request.course.sec'}) {
1.33 albertel 1411: &Apache::lonxml::debug("sce");
1.30 albertel 1412: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1413: \%queue,$cdom,$cnum);
1.33 albertel 1414: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1415: }
1.33 albertel 1416: # no one _not_ in our section so look for any user that is
1417: # ready for grading
1.14 albertel 1418: if (!$todo) {
1.33 albertel 1419: &Apache::lonxml::debug("no sce");
1.98 albertel 1420: $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33 albertel 1421: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1422: }
1423: # no user to grade
1424: if (!$todo) { last; }
1.33 albertel 1425: &Apache::lonxml::debug("got $todo");
1.14 albertel 1426: # otherwise found someone so lets try to lock them
1.32 albertel 1427: # unless someone else already picked them
1.95 albertel 1428: if (!&lock_key($queue,$todo)) {
1429: $attempts++;
1430: next;
1431: }
1.14 albertel 1432: my (undef,$endtime)=
1.30 albertel 1433: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1434: $cdom,$cnum);
1.33 albertel 1435: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1436: # someone else already modified the queue,
1437: # perhaps our picked user wass already fully graded between
1438: # when we picked him and when we locked his record? so lets
1439: # double check.
1440: if ($endtime != $starttime) {
1441: my ($key,$value)=
1.30 albertel 1442: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1443: $cdom,$cnum);
1.33 albertel 1444: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1445: if ($key eq $todo && ref($value)) {
1446: } else {
1.30 albertel 1447: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1448: $cdom,$cnum);
1.33 albertel 1449: &Apache::lonxml::debug("del");
1.95 albertel 1450: $attempts++;
1.14 albertel 1451: next;
1452: }
1453: }
1.33 albertel 1454: &Apache::lonxml::debug("last $todo");
1.14 albertel 1455: last;
1456: }
1457: return $todo;
1458: }
1459:
1.49 albertel 1460: sub select_user {
1461: my ($symb,$cid)=&Apache::lonxml::whichuser();
1462:
1.59 albertel 1463: my @chosen_sections=
1464: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1465: &Apache::grades::init_perm();
1.59 albertel 1466: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1467: &Apache::grades::reset_perm();
1.63 albertel 1468:
1469: my $result;
1470: if (!(grep(/^all$/,@chosen_sections))) {
1471: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1472: '</tt>.</p> '."\n";
1473: }
1474: $result.='<table border="1">';
1.49 albertel 1475:
1476: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1477: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1478:
1.84 albertel 1479: my $cnum=$env{'course.'.$cid.'.num'};
1480: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1481: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1482: 'Task');
1.49 albertel 1483: my $queue = 'none';
1.58 albertel 1484: my $cannot_grade;
1485: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1486: $queue = 'reviewqueue';
1.58 albertel 1487: if ($status{'reviewqueue'} eq 'in_progress') {
1488: $cannot_grade=1;
1489: }
1490: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1491: $queue = 'gradingqueue';
1.58 albertel 1492: if ($status{'gradingqueue'} eq 'in_progress') {
1493: $cannot_grade=1;
1494: }
1.49 albertel 1495: }
1496: my $todo =
1497: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1498: if ($cannot_grade) {
1499: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1500: '</td><td>';
1501: } else {
1.62 albertel 1502: my $seclist;
1503: foreach my $sec (@chosen_sections) {
1504: $seclist.='<input type="hidden" name="chosensections"
1505: value="'.$sec.'" />';
1506: }
1.102 albertel 1507: my $studentdis = $student;
1508: $studentdis =~ tr/:/@/;
1.58 albertel 1509: $result.=<<RESULT;
1.49 albertel 1510: <tr>
1511: <td>
1.115 albertel 1512: <form style="display: inline" method="post">
1.49 albertel 1513: <input type="hidden" name="gradingkey" value="$todo" />
1514: <input type="hidden" name="queue" value="$queue" />
1515: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1516: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1517: <input type="submit" name="submit" value="Regrade" />
1518: $seclist
1.49 albertel 1519: </form>
1.102 albertel 1520: <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49 albertel 1521: <td>
1522: RESULT
1.58 albertel 1523: }
1.49 albertel 1524: if ($status{'status'} eq 'pass') {
1525: $result .= '<font color="green">'.&mt('Passed').'</font>';
1526: } elsif ($status{'status'} eq 'fail') {
1527: $result .= '<font color="red">'.&mt('Failed').'</font>';
1528: } elsif ($status{'status'} eq 'review') {
1529: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1530: } elsif ($status{'status'} eq 'ungraded') {
1531: $result .= &mt('Ungraded');
1532: } elsif ($status{'status'} ne '') {
1533: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1534: } else {
1535: $result.=" ";
1536: }
1537: if ($status{'version'}) {
1538: $result .= ' '.&mt('Version').' '.$status{'version'};
1539: }
1.101 albertel 1540: if ($status{'grader'}) {
1541: $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
1542: }
1.49 albertel 1543: $result.= '</td><td>';
1544: if ($status{'reviewqueue'} eq 'enqueued') {
1545: $result .= &mt('Awaiting Review');
1546: } elsif ($status{'reviewqueue'} eq 'locked') {
1547: $result .= &mt('Under Review');
1.58 albertel 1548: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1549: $result .= &mt('Still being worked on.');
1.49 albertel 1550: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1551: $result .= &mt('Awaiting Grading');
1552: } elsif ($status{'gradingqueue'} eq 'locked') {
1553: $result .= &mt('Being Graded');
1.58 albertel 1554: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1555: $result .= &mt('Still being worked on.');
1.49 albertel 1556: } else {
1557: $result.=" ";
1558: }
1559: $result.= '</td></tr>';
1560: }
1561: $result.='</table>';
1562: return $result;
1563: }
1564:
1565: sub get_student_status {
1.86 albertel 1566: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1567:
1568: my %status;
1569:
1570: if ($type eq 'Task') {
1571: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1572: $udom,$uname);
1.89 albertel 1573: $status{'status'}=$record{'resource.0.status'};
1574: $status{'version'}=$record{'resource.0.version'};
1575: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1576: }
1577: $status{'reviewqueue'}=
1578: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1579: &encode_queue_key($symb,$udom,$uname));
1580: $status{'gradingqueue'}=
1581: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1582: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1583: return %status;
1584: }
1585:
1.1 albertel 1586: sub start_ClosingParagraph {
1587: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1588: my $result;
1589: if ($target eq 'web') {
1.13 albertel 1590: } elsif ($target eq 'webgrade') {
1591: &Apache::lonxml::startredirection();
1.1 albertel 1592: }
1593: return $result;
1594: }
1595:
1596: sub end_ClosingParagraph {
1597: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1598: my $result;
1599: if ($target eq 'web') {
1.13 albertel 1600: } elsif ($target eq 'webgrade') {
1601: &Apache::lonxml::endredirection();
1.1 albertel 1602: }
1603: return $result;
1604: }
1605:
1.19 albertel 1606: sub get_id {
1607: my ($parstack,$safeeval)=@_;
1608: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1609: if (!$id) { $id=$Apache::lonxml::curdepth; }
1610: return $id;
1611: }
1612:
1.1 albertel 1613: my %dimension;
1614: sub start_Dimension {
1615: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1616: undef(%dimension);
1.19 albertel 1617: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1618: $Apache::bridgetask::dimension=$dim_id;
1619: push(@Apache::bridgetask::dimensionlist,$dim_id);
1620: undef(@Apache::bridgetask::instance);
1.20 albertel 1621: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1622: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1623: &Apache::lonxml::startredirection();
1624: return &internal_location($dim_id);
1.1 albertel 1625: }
1626:
1.13 albertel 1627: sub get_instance {
1.75 albertel 1628: my ($dim)=@_;
1629: my $rand_alg=&Apache::lonnet::get_rand_alg();
1630: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1631: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1632: $rand_alg eq '64bit4' ) {
1633: &Apache::response::pushrandomnumber();
1634: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1635: my $num=@order;
1636: my $version=&get_version();
1637: my $which=($version-1)%$num;
1638: return $order[$which];
1639: } else {
1640: my ($version,$previous) = &get_version();
1641: my $instance =
1642: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1643: if (defined($instance)) { return $instance; }
1644:
1645: &Apache::response::pushrandomnumber();
1646: my @instances = @{$dimension{'instances'}};
1647: # remove disabled instances
1648: for (my $i=0; $i < $#instances; $i++) {
1649: if ($dimension{$instances[$i].'.disabled'}) {
1650: splice(@instances,$i,1);
1651: $i--;
1652: }
1653: }
1654: @instances = &Math::Random::random_permutation(@instances);
1655: $instance = $instances[($version-1)%scalar(@instances)];
1656: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1657: $instance;
1.79 albertel 1658: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1659: &Apache::response::poprandomnumber();
1660: return $instance;
1661: }
1.13 albertel 1662: }
1663:
1.18 albertel 1664: {
1665: my $last_link;
1.122 albertel 1666: sub link {
1667: my ($instance,$id) = @_;
1668: return 'LC_GRADING_criteria_'.$instance.'_'.$id;
1669: }
1.18 albertel 1670: sub end_Dimension {
1671: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1672: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1673: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1674: my $instance=&get_instance($dim);
1.25 albertel 1675: my $version=&get_version();
1.18 albertel 1676: if ($target eq 'web') {
1.47 albertel 1677: @Apache::scripttag::parser_env = @_;
1678: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1679: my @instances = $instance;
1680: if (&Apache::response::showallfoils()) {
1681: @instances = @{$dimension{'instances'}};
1682: }
1683: foreach my $instance (@instances) {
1684: @Apache::scripttag::parser_env = @_;
1685: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1686: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1687: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1688:
1.89 albertel 1689: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1690: my $mandatory='Mandatory';
1691: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1692: $mandatory='Optional';
1693: }
1.116 albertel 1694: my $dim_info="<div class='LC_$dim_status LC_question_grade'>\n";
1.76 albertel 1695: if ($dim_status eq 'pass') {
1696: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1697: }
1.76 albertel 1698: if ($dim_status eq 'fail') {
1699: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1700: }
1.76 albertel 1701: my $man_count=0;
1702: my $man_passed=0;
1703: my $opt_count=0;
1704: my $opt_passed=0;
1705: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1706: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1707: eq 'N') {
1708: $opt_count++;
1.89 albertel 1709: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1710: $opt_passed++;
1711: }
1712: } else {
1713: $man_count++;
1.89 albertel 1714: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1715: $man_passed++;
1716: }
1717: }
1.22 albertel 1718: }
1.76 albertel 1719: if ($man_passed eq $man_count) { $man_passed='all'; }
1720: my $opt_req=$dimension{$instance.'.optionalrequired'};
1721: if ($opt_req !~ /\S/) { $opt_req='0'; }
1722: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1723:
1724: my $internal_location=&internal_location($dim);
1725: $result=~s/\Q$internal_location\E/$dim_info/;
1726:
1727: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1728: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1729: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1730: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1731: if ($mandatory) {
1732: $mandatory='Mandatory';
1733: } else {
1734: $mandatory='Optional';
1735: }
1736: if ($status eq 'fail') {
1737: } elsif ($status eq 'pass') {
1738: } else {
1739: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1740: }
1741: my $status_display=$status;
1742: $status_display=~s/^([a-z])/uc($1)/e;
1743: @Apache::scripttag::parser_env = @_;
1.116 albertel 1744: $result.=
1745: '<div class="LC_'.$status.' LC_criteria"><h4>'
1746: .$mandatory.' Criteria</h4><p>';
1.76 albertel 1747: @Apache::scripttag::parser_env = @_;
1748: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.116 albertel 1749: $result.='</p><p class="LC_grade">'.$status_display.'</p>';
1.89 albertel 1750: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.116 albertel 1751: $result.='<p class="LC_comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76 albertel 1752: }
1753: $result.='</div>';
1.22 albertel 1754: }
1755: }
1756: }
1.18 albertel 1757: } elsif ($target eq 'webgrade') {
1.47 albertel 1758: # in case of any side effects that we need
1759: @Apache::scripttag::parser_env = @_;
1760: &Apache::scripttag::xmlparse($dimension{'intro'});
1761: @Apache::scripttag::parser_env = @_;
1762: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1763: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1764: my $link=&link($instance,$id);
1.89 albertel 1765: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.120 albertel 1766: $result.='<div class="LC_GRADING_criteria" id="'.$link.'">'."\n".
1.111 albertel 1767: '<a name="'.$link.'" />'."\n".
1768: '<a name="next_'.$last_link.'" />'."\n".
1.120 albertel 1769: '<div class="LC_GRADING_criteriatext">'."\n";
1.47 albertel 1770: @Apache::scripttag::parser_env = @_;
1771: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.111 albertel 1772: $result.='</div>'."\n".
1.18 albertel 1773: #$dimension{$instance.'.criteria.'.$id}.
1.120 albertel 1774: '<div class="LC_GRADING_grade">'."\n".
1775: '<label class="LC_GRADING_ungraded"><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label>'."\n".
1776: '<label class="LC_GRADING_fail"><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label>'."\n".
1777: '<label class="LC_GRADING_pass"><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label>'."\n".
1778: '<label class="LC_GRADING_review"><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label>'."\n".
1.111 albertel 1779: '</div>'."\n".
1.120 albertel 1780: '<label class="LC_GRADING_comment">'.&mt('Additional Comment for Student')."\n".
1781: '<textarea class="LC_GRADING_comment_area" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'."\n".
1.111 albertel 1782: '</label>'."\n".
1.120 albertel 1783: '<ul class="LC_GRADING_navbuttons">'."\n".
1.111 albertel 1784: '<li><a href="#'.$last_link.'">Prev</a></li>'."\n".
1785: '<li><a href="#next_'.$link.'">Next</a></li>'."\n".
1786: '</ul>'."\n".
1787: '</div>'."\n";
1.113 albertel 1788: $result.=&grading_history($version,$dim,$instance,$id);
1.18 albertel 1789: $last_link=$link;
1790: }
1.22 albertel 1791: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1792: my $optional_passed=0;
1.20 albertel 1793: my $mandatory_failed=0;
1794: my $ungraded=0;
1795: my $review=0;
1.19 albertel 1796: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1797: my $link=&link($instance,$id);
1798: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_'.$link};
1799: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
1.20 albertel 1800: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1801: if ($status eq 'pass') {
1802: if (!$mandatory) { $optional_passed++; }
1803: } elsif ($status eq 'fail') {
1804: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1805: } elsif ($status eq 'review') {
1806: $review++;
1.20 albertel 1807: } elsif ($status eq 'ungraded') {
1808: $ungraded++;
1.21 albertel 1809: } else {
1.47 albertel 1810: $ungraded++;
1.19 albertel 1811: }
1812: }
1.20 albertel 1813: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1814: $mandatory_failed++;
1815: }
1.21 albertel 1816: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1817: if ($review) {
1.89 albertel 1818: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1819: 'review';
1.20 albertel 1820: } elsif ($ungraded) {
1.89 albertel 1821: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1822: 'ungraded';
1.20 albertel 1823: } elsif ($mandatory_failed) {
1.89 albertel 1824: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1825: 'fail';
1.20 albertel 1826: } else {
1.91 albertel 1827: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1828: 'pass';
1.20 albertel 1829: }
1.69 albertel 1830: } else {
1831: # any other targets no output
1832: undef($result);
1.13 albertel 1833: }
1.18 albertel 1834: return $result;
1.1 albertel 1835: }
1836: }
1837:
1.113 albertel 1838: sub grading_history {
1839: my ($version,$dim,$instance,$criteria) = @_;
1840: if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1841: return '';
1842: }
1843: my ($result,$grader);
1844: my $scope="resource.$version.0.$dim.$instance.$criteria";
1845: foreach my $t (1..$Apache::lonhomework::history{'version'}) {
1846: if (exists($Apache::lonhomework::history{$t.':resource.0.regrader'})) {
1847: my ($gname,$gdom) =
1848: split('@',$Apache::lonhomework::history{$t.':resource.0.regrader'});
1849: my $fullname = &Apache::loncommon::plainname($gname,$gdom);
1850: $grader = &Apache::loncommon::aboutmewrapper($fullname,
1851: $gname,$gdom);
1852: }
1853: my $entry;
1854: if (exists($Apache::lonhomework::history{"$t:$scope.status"})) {
1855: $entry.="<tt>".$Apache::lonhomework::history{"$t:$scope.status"}.'</tt>';
1856: }
1857: if (exists($Apache::lonhomework::history{"$t:$scope.comment"})) {
1858: $entry.=' comment: "'.$Apache::lonhomework::history{"$t:$scope.comment"}.'"';
1859: }
1860: if ($entry) {
1861: $result.= "<li>$grader : $entry </li>";
1862: }
1863: }
1864: if ($result) {
1.120 albertel 1865: return '<ul class="LC_GRADING_pastgrading">'.$result.'</ul>';
1.113 albertel 1866: }
1867: return '';
1868: }
1869:
1.1 albertel 1870: sub start_IntroParagraph {
1.87 albertel 1871: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1872: my $result;
1.13 albertel 1873: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1874: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1875: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1876:
1877: } elsif ($target eq 'webgrade') {
1.87 albertel 1878: &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1 albertel 1879: }
1.47 albertel 1880:
1.1 albertel 1881: }
1882: return $result;
1883: }
1884:
1885: sub end_IntroParagraph {
1886: }
1887:
1888: sub start_Instance {
1889: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1890: my $id=&get_id($parstack,$safeeval);
1891: push(@{$dimension{'instances'}},$id);
1892: push(@Apache::bridgetask::instance,$id);
1893: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1894: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1895: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1896: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1897: if (lc($disabled) eq 'yes') {
1898: $dimension{$id.'.disabled'}='1';
1899: }
1.1 albertel 1900: return '';
1901: }
1902:
1903: sub end_Instance {
1904: }
1905:
1906: sub start_InstanceText {
1.87 albertel 1907: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1908: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1909: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1910: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1911: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1912: }
1913: return '';
1914: }
1915:
1916: sub end_InstanceText {
1917: return '';
1918: }
1919:
1920: sub start_Criteria {
1.87 albertel 1921: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1922: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1923: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1924: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1925: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1926: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1927: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1928: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1929: push(@{$dimension{$instance_id.'.criterias'}},$id);
1930: }
1931: return '';
1932: }
1933:
1.47 albertel 1934: sub end_Criteria {
1935: }
1936:
1.4 albertel 1937: sub proctor_validation_screen {
1938: my ($slot) = @_;
1939: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1940: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1941: my $name=&Apache::loncommon::plainname($user,$domain);
1942:
1.4 albertel 1943: my $msg;
1.11 albertel 1944: if ($env{'form.proctorpassword'}) {
1.4 albertel 1945: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1946: .'</font></p>';
1947: }
1.47 albertel 1948: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1949: my $result= (<<ENDCHECKOUT);
1950: <h2>Proctor Validation</h2>
1951: <p>Your room's proctor needs to validate your access to this resource.</p>
1952: $msg
1.115 albertel 1953: <form name="checkout" method="post" action="$env{'request.uri'}">
1.4 albertel 1954: <input type="hidden" name="validate" value="yes" />
1955: <input type="hidden" name="submitted" value="yes" />
1956: <table>
1.44 albertel 1957: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1958: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1959: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1960: </table>
1961: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1962: <table border="1">
1963: <tr><td>
1964: <table>
1965: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1966: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1967: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1968: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1969: <tr><td colspan="2"><img src="$url" /></td></tr>
1970: </table>
1971: </tr></td>
1972: </table>
1.4 albertel 1973: </form>
1974: ENDCHECKOUT
1975: return $result;
1976: }
1977:
1.1 albertel 1978: 1;
1979: __END__
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