Annotation of loncom/homework/bridgetask.pm, revision 1.128.2.7
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.128.2.7! albertel 4: # $Id: bridgetask.pm,v 1.128.2.6 2006/03/31 20:31:38 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: || $target eq 'webgrade') {
265: return (<<STYLE);
1.126 albertel 266: <link rel="stylesheet" type="text/css" href="/res/adm/includes/task.css" />
1.53 albertel 267: STYLE
1.125 albertel 268: }
269: return;
1.53 albertel 270: }
271:
1.54 albertel 272: sub show_task {
273: my ($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',
1.70 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";
1.128.2.1 albertel 458: $file = '<tt>'.$file.'</tt>';
1.114 albertel 459: $files .= '<li>'.$file.'</li>';
460: }
461: $files.='</ul>';
462:
1.64 albertel 463: $result.=<<DONESCREEN;
464: <h2>$title</h2>
465: <p> Files submitted: $files </p>
1.67 albertel 466: <p> You are now done with this Bridge Task </p>
1.64 albertel 467: <hr />
468: <p> <a href="/adm/logout">Logout</a> </p>
469: <p> <a href="/adm/roles">Change to a different course</a> </p>
470: DONESCREEN
1.1 albertel 471: } elsif ($status ne 'NOT_YET_VIEWED') {
472: $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
473: }
474: if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
475: $msg.='The problem '.$accessmsg;
476: }
477: $result.=$msg.'<br />';
478: } elsif ($target eq 'tex') {
479: $result.='\begin{document}\noindent \vskip 1 mm \begin{minipage}{\textwidth}\vskip 0 mm';
480: if ($status eq 'UNAVAILABLE') {
481: $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
482: } else {
483: $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
484: }
1.22 albertel 485: } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4 albertel 486: if ($status eq 'NEEDS_CHECKIN') {
1.83 albertel 487: if(&proctor_check_auth($slot_name,$slot,'Task')
488: && defined($Apache::inputtags::slot_name)) {
1.77 albertel 489: my $result=&add_to_queue('gradingqueue',
1.82 albertel 490: [$Apache::inputtags::slot_name]);
1.77 albertel 491: &Apache::lonxml::debug("add_to_queue said $result");
492: }
1.4 albertel 493: }
1.1 albertel 494: }
495: } elsif ($target eq 'web') {
1.123 albertel 496: $result.="$head_tag_start</head>
1.125 albertel 497: $body_tag_start \n";
1.36 albertel 498:
1.57 albertel 499: $result.=&preserve_grade_info();
500: $result.=&internal_location();
1.36 albertel 501: $result.=$form_tag_start.
502: '<input type="hidden" name="submitted" value="yes" />';
1.54 albertel 503: &Apache::lonxml::startredirection();
1.1 albertel 504: }
1.21 albertel 505: } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
506: $target eq 'webgrade') {
1.32 albertel 507: my $webgrade='yes';
1.21 albertel 508: if ($target eq 'webgrade') {
1.124 albertel 509: $result.=$head_tag_start.
510: '</head>'.$body_tag_start.
511: "\n".'<div class="LC_GRADING_task">'."\n".
512: '<script type="text/javascript"
1.126 albertel 513: src="/res/adm/includes/task_grading.js"></script>';
1.49 albertel 514: #$result.='<br />Review'.&show_queue('reviewqueue');
515: #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30 albertel 516: }
1.33 albertel 517: # FIXME Blast! still need to reorg this, need to reshow the
518: # queue being reviewed once done with the grade pass...
519: # Hrrm, vaildation pass should perhaps say 'not_locked'
520: # perhaps do a search if there is a key that is mine and if
521: # there isn't reshow the queue....
1.105 albertel 522: my ($todo,$status_code,$msg)=&get_key_todo($target);
1.33 albertel 523:
524: if ($todo) {
525: &setup_env_for_other_user($todo,$safeeval);
526: my ($symb,$uname,$udom)=&decode_queue_key($todo);
527: $result.="\n".'<table><tr><td>Found '.
528: &Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
529: $form_tag_start.=
530: '<input type="hidden" name="gradingkey" value="'.
531: &Apache::lonnet::escape($todo).'" />';
532: $Apache::bridgetask::queue_key=$todo;
533: &Apache::structuretags::initialize_storage();
534: &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.110 albertel 535: if ($target eq 'webgrade' && $status_code eq 'selected') {
536: $form_tag_start.=
537: '<input type="hidden" name="queuemode" value="selected" />';
1.33 albertel 538: }
1.15 albertel 539: } else {
1.33 albertel 540: if ($target eq 'webgrade') {
541: $result.="\n";
1.81 albertel 542: my $back='<p><a href="/adm/flip?postdata=return:">'.
543: &mt('Return to resource').'</a></p>';
1.33 albertel 544: if ($status_code eq 'stop') {
1.81 albertel 545: $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33 albertel 546: } elsif ($status_code eq 'lock_failed') {
1.105 albertel 547: $result.='<b>'.&mt("Failed to lock the requested record.")
1.81 albertel 548: .'</b>'.$back;
1.33 albertel 549: } elsif ($status_code eq 'unlock') {
1.81 albertel 550: $result.='<b>'.&mt("Unlocked the requested record.")
551: .'</b>'.$back;
1.33 albertel 552: $result.=&show_queue($env{'form.queue'},1);
553: } elsif ($status_code eq 'show_list') {
554: $result.=&show_queue($env{'form.queue'},1);
1.49 albertel 555: } elsif ($status_code eq 'select_user') {
556: $result.=&select_user();
1.95 albertel 557: } elsif ($status_code eq 'unable') {
558: $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
1.105 albertel 559: } elsif ($status_code eq 'not_allowed') {
560: $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
1.33 albertel 561: } else {
1.81 albertel 562: $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32 albertel 563: }
1.21 albertel 564: }
1.33 albertel 565: $webgrade='no';
1.87 albertel 566: my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32 albertel 567: }
568: if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61 albertel 569: if ($webgrade eq 'yes') {
570: $result.=&submission_time_stamp();
571: }
1.32 albertel 572: $result.=$form_tag_start;
573: $result.='<input type="hidden" name="webgrade" value="'.
574: $webgrade.'" />';
575: $result.='<input type="hidden" name="queue" value="'.
576: $env{'form.queue'}.'" />';
1.52 albertel 577: if ($env{'form.regrade'}) {
578: $result.='<input type="hidden" name="regrade" value="'.
579: $env{'form.regrade'}.'" />';
580: }
1.62 albertel 581: if ($env{'form.chosensections'}) {
582: my @chosen_sections=
583: &Apache::loncommon::get_env_multiple('form.chosensections');
584: foreach my $sec (@chosen_sections) {
585: $result.='<input type="hidden" name="chosensections"
586: value="'.$sec.'" />';
587: }
588: }
1.70 albertel 589: if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15 albertel 590: }
1.110 albertel 591: if ($target eq 'webgrade') {
1.120 albertel 592: $result.="\n".'<div id="LC_GRADING_criterialist">';
1.110 albertel 593: }
1.74 albertel 594: } elsif ($target eq 'edit') {
595: $result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
596: &Apache::structuretags::problem_edit_header();
597: $Apache::lonxml::warnings_error_header=
598: &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 />";
599: my $temp=&Apache::edit::insertlist($target,$token);
600: $result.=$temp;
1.1 albertel 601: } else {
602: # page_start returned a starting result, delete it if we don't need it
603: $result = '';
604: }
605: return $result;
606: }
607:
1.32 albertel 608: sub get_key_todo {
609: my ($target)=@_;
610: my $todo;
1.33 albertel 611:
612: if (defined($env{'form.reviewasubmission'})) {
1.54 albertel 613: &Apache::lonxml::debug("review a submission....");
1.33 albertel 614: $env{'form.queue'}='reviewqueue';
615: return (undef,'show_list');
616: }
617:
618: if (defined($env{'form.reviewagrading'})) {
619: &Apache::lonxml::debug("review a grading....");
620: $env{'form.queue'}='gradingqueue';
621: return (undef,'show_list');
622: }
623:
1.49 albertel 624: if (defined($env{'form.regradeasubmission'})) {
625: &Apache::lonxml::debug("regrade a grading....");
626: $env{'form.queue'}='none';
627: return (undef,'select_user');
628: }
629:
1.105 albertel 630:
631: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
632:
633: #need to try both queues..
634: if (defined($env{'form.regradeaspecificsubmission'}) &&
635: defined($env{'form.gradinguser'}) &&
636: defined($env{'form.gradingdomain'}) ) {
637: my ($symb,$cid)=&Apache::lonxml::whichuser();
638: my $cnum = $env{'course.'.$cid.'.num'};
639: my $cdom = $env{'course.'.$cid.'.domain'};
640: my $uname = $env{'form.gradinguser'};
641: my $udom = $env{'form.gradingdomain'};
642:
643: my $gradingkey=&encode_queue_key($symb,$udom,$uname);
644:
645: my $queue;
646:
647: if (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
648: $env{'form.queue'} = $queue = 'gradingqueue';
649: } elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
650: $env{'form.queue'} = $queue = 'reviewqueue';
651: }
652:
653: if (!$queue) {
654: $env{'form.queue'} = $queue = 'none';
655: #not queued so doing either a re or pre grade
656: return ($gradingkey);
657: }
658:
659: my $who=&queue_key_locked($queue,$gradingkey);
660: if ($who eq $me) {
661: #already have the lock
662: $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
663: return ($gradingkey);
664: }
665:
666: if (!defined($who)) {
667: if (&lock_key($queue,$gradingkey)) {
668: return ($gradingkey);
669: } else {
670: return (undef,'lock_failed');
671: }
672: }
673:
674: #otherwise (defined($who) && $who ne $me) some else has it...
675: return (undef,'not_allowed',
676: &mt('Another user ([_1]) currently has the record for [_2] locked.',
677: $who,$env{'form.gradinguser'}.'@'.$env{'form.gradingdomain'}));
678: }
679:
680:
1.32 albertel 681: my $queue=$env{'form.queue'};
1.33 albertel 682:
1.32 albertel 683: if (!defined($queue)) {
684: $env{'form.queue'}=$queue='gradingqueue';
685: }
1.33 albertel 686:
1.32 albertel 687: my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33 albertel 688:
1.49 albertel 689: if ($env{'form.queue'} eq 'none') {
690: if (defined($env{'form.gradingkey'})) {
691: if ($target eq 'webgrade') {
692: if ($env{'form.stop'}) {
693: return (undef,'stop');
694: } elsif ($env{'form.next'}) {
1.59 albertel 695: return (undef,'select_user');
1.49 albertel 696: }
697: }
698: return ($gradingkey,'selected');
699: } else {
1.59 albertel 700: return (undef,'select_user');
1.49 albertel 701: }
702: }
1.32 albertel 703: if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33 albertel 704: && !defined($env{'form.gradingaction'})
705: && $env{'form.queuemode'} eq 'selected') {
706:
707: my $who=&queue_key_locked($queue,$gradingkey);
708: if ($who eq $me) {
709: &Apache::lonxml::debug("Found a key was given to me");
710: return ($gradingkey,'selected');
711: } else {
712: return (undef,'show_list');
713: }
714:
715: }
716:
717: if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
718: if ($env{'form.gradingaction'} eq 'resume') {
719: delete($env{'form.gradingaction'});
720: &Apache::lonxml::debug("Resuming a key");
1.32 albertel 721: return ($gradingkey);
1.33 albertel 722: } elsif ($env{'form.gradingaction'} eq 'unlock') {
723: &Apache::lonxml::debug("Unlocking a key ".
724: &check_queue_unlock($queue,$gradingkey,1));
725: return (undef,'unlock');
726: } elsif ($env{'form.gradingaction'} eq 'select') {
727: &Apache::lonxml::debug("Locking a key");
728: if (&lock_key($queue,$gradingkey)) {
729: &Apache::lonxml::debug("Success $queue");
730: return ($gradingkey);
731: }
732: &Apache::lonxml::debug("Failed $queue");
733: return (undef,'lock_failed');
1.32 albertel 734: }
735: }
1.33 albertel 736:
737: if ($env{'form.queuemode'} ne 'selected') {
738: # don't get something new from the queue if they hit the stop button
739: if (!($env{'form.stop'} && $target eq 'webgrade')
740: && !$env{'form.gradingaction'}) {
741: &Apache::lonxml::debug("Getting anew $queue");
742: return (&get_from_queue($queue));
743: } else {
744: return (undef,'stop');
745: }
1.32 albertel 746: }
1.33 albertel 747: return (undef,undef)
1.32 albertel 748: }
1.94 albertel 749:
750: sub minimize_storage {
751: foreach my $key (keys(%Apache::lonhomework::results)) {
752: if ($key =~ /regrader$/) { next; }
753: if ($Apache::lonhomework::results{$key} eq
754: $Apache::lonhomework::history{$key}) {
755: delete($Apache::lonhomework::results{$key});
756: }
757: }
758: }
759:
1.1 albertel 760: sub end_Task {
761: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
762: my $result='';
763: my $status=$Apache::inputtags::status['-1'];
1.29 albertel 764: my ($version,$previous)=&get_version();
1.1 albertel 765: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15 albertel 766: $target eq 'tex') {
1.69 albertel 767: if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1 albertel 768: if ($target eq 'web') {
1.54 albertel 769: if (&show_task($status,$previous)) {
770: $result.=&Apache::lonxml::endredirection();
771: }
1.64 albertel 772: if ($status eq 'CAN_ANSWER' && !$previous &&
773: !$env{'form.donescreen'}) {
1.15 albertel 774: $result.="\n".'<table border="1">'.
1.28 albertel 775: &Apache::inputtags::file_selector("$version.0",
776: "bridgetask","*",
1.46 albertel 777: 'portfolioonly',
778: '
779: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
780: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9 albertel 781: "</table>";
1.77 albertel 782: }
1.78 albertel 783: if (!$previous && $status ne 'SHOW_ANSWER' &&
784: &show_task($status,$previous)) {
1.9 albertel 785: $result.=&Apache::inputtags::gradestatus('0');
1.64 albertel 786: $result.='</form>';
1.116 albertel 787: my $action = &Apache::lonenc::check_encrypt($env{'request.uri'});
1.64 albertel 788: $result.=<<DONEBUTTON;
1.115 albertel 789: <form name="done" method="post" action="$action">
1.64 albertel 790: <input type="hidden" name="donescreen" value="1" />
791: <input type="submit" value="Done" />
792: </form>
793: DONEBUTTON
1.77 albertel 794: }
1.56 albertel 795: if (&show_task($status,$previous) &&
1.89 albertel 796: $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
797: my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54 albertel 798: my $title=&Apache::lonnet::gettitle();
1.80 albertel 799:
800: my $slot_name=
1.89 albertel 801: $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80 albertel 802: my %slot=&Apache::lonnet::get_slot($slot_name);
1.55 albertel 803: my $start_time=
804: &Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54 albertel 805:
1.116 albertel 806: my $status = "\n<div class='LC_$bt_status LC_criteria'>\n";
1.54 albertel 807:
808: if ($bt_status eq 'pass') {
809: $status.='<h2>You passed the '.$title.' given on '.
1.80 albertel 810: $start_time.'</h2>';
1.54 albertel 811: }
812: if ($bt_status eq 'fail') {
813: $status.='<h2>You did not pass the '.$title.' given on '.
1.80 albertel 814: $start_time.'</h2>';
1.54 albertel 815: if (!$previous) {
816: $status.=&add_request_another_attempt_button();
817: }
818: }
819: my $man_count=0;
820: my $opt_count=0;
821: my $opt_passed=0;
822: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
823: if ($Apache::bridgetask::dimensionmandatory{$dim_id}
824: eq 'N') {
825: $opt_count++;
1.89 albertel 826: if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54 albertel 827: $opt_passed++;
828: }
829: } else {
830: $man_count++;
831: }
832: }
833: my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
834: $parstack,$safeeval);
835: if ($opt_req !~ /\S/) { $opt_req='0'; }
1.99 albertel 836: $status.="\n<p>".&mt('You needed to pass all of the [_1] mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
1.54 albertel 837:
838: my $internal_location=&internal_location();
839: $result=~s/\Q$internal_location\E/$status/;
840: }
1.13 albertel 841: }
1.117 albertel 842: if ($target eq 'web') {
843: $result.="\n</div>\n".&Apache::lonxml::xmlend().'</html>';
1.1 albertel 844: }
845: }
1.29 albertel 846: if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12 albertel 847: my $award='SUBMITTED';
1.28 albertel 848: &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20 albertel 849: 'portfiles',\$award);
1.14 albertel 850: if ($award eq 'SUBMITTED' &&
1.28 albertel 851: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
852: $Apache::lonhomework::results{"resource.0.tries"}=
853: $Apache::lonhomework::results{"resource.$version.0.tries"}=
854: 1+$Apache::lonhomework::history{"resource.$version.0.tries"};
855:
856: $Apache::lonhomework::results{"resource.0.award"}=
857: $Apache::lonhomework::results{"resource.$version.0.award"}=
858: $award;
1.51 albertel 859: $Apache::lonhomework::results{"resource.0.submission"}=
860: $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64 albertel 861: } else {
862: delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77 albertel 863: $award = '';
1.10 albertel 864: }
1.4 albertel 865: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
866: &Apache::structuretags::finalize_storage();
1.83 albertel 867: if ($award eq 'SUBMITTED'
868: && defined($Apache::inputtags::slot_name)) {
1.82 albertel 869: &add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14 albertel 870: }
1.79 albertel 871: } elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
872: &Apache::structuretags::finalize_storage();
1.1 albertel 873: }
1.32 albertel 874: if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20 albertel 875: my $optional_required=
876: &Apache::lonxml::get_param('OptionalRequired',$parstack,
877: $safeeval);
878: my $optional_passed=0;
879: my $mandatory_failed=0;
880: my $ungraded=0;
881: my $review=0;
1.21 albertel 882: &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20 albertel 883: foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
884: my $status=
1.89 albertel 885: $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20 albertel 886: my $mandatory=
887: ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
888: if ($status eq 'pass') {
889: if (!$mandatory) { $optional_passed++; }
890: } elsif ($status eq 'fail') {
891: if ($mandatory) { $mandatory_failed++; }
892: } elsif ($status eq 'ungraded') {
893: $ungraded++;
894: } elsif ($status eq 'review') {
895: $review++;
1.49 albertel 896: } else {
897: $ungraded++;
898: }
1.20 albertel 899: }
900: if ($optional_passed < $optional_required) {
901: $mandatory_failed++;
902: }
1.21 albertel 903: &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 904: $Apache::lonhomework::results{'resource.0.regrader'}=
1.20 albertel 905: $env{'user.name'}.'@'.$env{'user.domain'};
906: if ($review) {
1.89 albertel 907: $Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33 albertel 908: if ($env{'form.queue'} eq 'reviewqueue') {
909: &check_queue_unlock($env{'form.queue'});
910: &Apache::lonxml::debug(" still needs review not changing status.");
911: } else {
1.49 albertel 912: &move_between_queues($env{'form.queue'},'reviewqueue');
1.33 albertel 913: }
1.20 albertel 914: } elsif ($ungraded) {
1.89 albertel 915: $Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49 albertel 916: if ($env{'form.queue'} eq 'reviewqueue' ||
917: $env{'form.queue'} eq 'none' ) {
1.33 albertel 918: &Apache::lonxml::debug("moving back.");
1.49 albertel 919: &move_between_queues($env{'form.queue'},'gradingqueue');
1.33 albertel 920: } else {
921: &check_queue_unlock($env{'form.queue'});
922: }
1.20 albertel 923: } elsif ($mandatory_failed) {
1.89 albertel 924: $Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25 albertel 925: $Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
926: $Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
927: $Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39 albertel 928: &remove_from_queue($env{'form.queue'});
929:
930: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 931:
932: if ($env{'form.regrade'} ne 'yes') {
933: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
934: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
935: &Apache::grades::version_portfiles(
936: \%Apache::lonhomework::results,
937: ["$version.0.bridgetask"],$courseid,
938: $symb,$udom,$uname,
939: ["$version.0.bridgetask"]);
940: }
1.20 albertel 941: } else {
1.89 albertel 942: $Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25 albertel 943: $Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
944: $Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
945: $Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32 albertel 946: &remove_from_queue($env{'form.queue'});
1.39 albertel 947:
948: my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52 albertel 949: if ($env{'form.regrade'} ne 'yes') {
950: $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
951: $Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
952: &Apache::grades::version_portfiles(
953: \%Apache::lonhomework::results,
954: ["$version.0.bridgetask"],$courseid,
955: $symb,$udom,$uname,
956: ["$version.0.bridgetask"]);
957: }
1.20 albertel 958: }
1.89 albertel 959: $Apache::lonhomework::results{"resource.0.status"}=
960: $Apache::lonhomework::results{"resource.$version.0.status"};
1.28 albertel 961: if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26 albertel 962: $Apache::lonhomework::results{"resource.0.award"}=
1.50 albertel 963: $Apache::lonhomework::results{"resource.$version.0.award"};
1.26 albertel 964: $Apache::lonhomework::results{"resource.0.awarded"}=
1.50 albertel 965: $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26 albertel 966: $Apache::lonhomework::results{"resource.0.solved"}=
1.50 albertel 967: $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25 albertel 968: }
1.94 albertel 969: &minimize_storage();
1.21 albertel 970: &Apache::structuretags::finalize_storage();
1.20 albertel 971: }
1.15 albertel 972: } elsif ($target eq 'webgrade') {
1.128.2.2 albertel 973: $result.="</div>";
1.20 albertel 974: #$result.='<input type="submit" name="next" value="'.
975: # &mt('Save & Next').'" /> ';
976: #$result.='<input type="submit" name="end" value="'.
977: # &mt('Save & Stop Grading').'" /> ';
978: #$result.='<input type="submit" name="throwaway" value="'.
979: # &mt('Throw Away & Stop Grading').'" /> ';
980: #$result.='<input type="submit" name="save" value="'.
981: # &mt('Save Partial Grade and Continue Grading').'" /> ';
1.124 albertel 982: $result.='</form>'."\n</div>\n</div>\n".
1.117 albertel 983: &Apache::loncommon::endbodytag().'</html>';
1.1 albertel 984: } elsif ($target eq 'meta') {
1.70 albertel 985: $result.=&Apache::response::meta_package_write('Task');
1.77 albertel 986: $result.=&Apache::response::meta_stores_write('solved','string',
987: 'Problem Status');
988: $result.=&Apache::response::meta_stores_write('tries','int_zeropos',
989: 'Number of Attempts');
990: $result.=&Apache::response::meta_stores_write('awarded','float',
991: 'Partial Credit Factor');
992: $result.=&Apache::response::meta_stores_write('status','string',
993: 'Bridge Task Status');
1.1 albertel 994: }
1.4 albertel 995: undef($Apache::lonhomework::parsing_a_task);
1.1 albertel 996: return $result;
997: }
998:
1.31 albertel 999: sub move_between_queues {
1000: my ($src_queue,$dest_queue)=@_;
1.49 albertel 1001: my $cur_data;
1002: if ($src_queue ne 'none') {
1003: $cur_data=&get_queue_data($src_queue);
1004: if (!$cur_data) { return 'not_exist'; }
1005: } else {
1006: $cur_data = ['none'];
1007: }
1.82 albertel 1008: my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31 albertel 1009: if ($result ne 'ok') {
1010: return $result;
1011: }
1012: &check_queue_unlock($src_queue);
1013: return &remove_from_queue($src_queue);
1.21 albertel 1014: }
1015:
1016: sub check_queue_unlock {
1.32 albertel 1017: my ($queue,$key,$allow_not_me)=@_;
1.49 albertel 1018: if ($queue eq 'none') { return 'ok'; }
1.30 albertel 1019: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32 albertel 1020: if (!defined($key)) {
1021: $key="$symb\0queue\0$uname\@$udom";
1022: }
1.30 albertel 1023: my $cnum=$env{'course.'.$cid.'.num'};
1024: my $cdom=$env{'course.'.$cid.'.domain'};
1025: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1026: my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
1027: if ($who eq $me) {
1.32 albertel 1028: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1029: } elsif ($allow_not_me) {
1.33 albertel 1030: &Apache::lonxml::debug("unlocking $who by $me");
1.32 albertel 1031: return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30 albertel 1032: }
1.32 albertel 1033: return 'not_owner';
1.21 albertel 1034: }
1035:
1.88 albertel 1036: sub in_queue {
1037: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1038: if ($queue eq 'none') { return 0; }
1039: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1040: || !defined($udom) || !defined($uname)) {
1041: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1042: $cnum=$env{'course.'.$cid.'.num'};
1043: $cdom=$env{'course.'.$cid.'.domain'};
1044: }
1045:
1046: my $key=&encode_queue_key($symb,$udom,$uname);
1047: my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
1048:
1049: if (defined($results{$key})) {
1050: return 1;
1051: }
1052: return 0;
1053: }
1054:
1.21 albertel 1055: sub remove_from_queue {
1.86 albertel 1056: my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49 albertel 1057: if ($queue eq 'none') { return 'ok'; }
1.86 albertel 1058: if (!defined($symb) || !defined($cdom) || !defined($cnum)
1059: || !defined($udom) || !defined($uname)) {
1060: ($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
1061: $cnum=$env{'course.'.$cid.'.num'};
1062: $cdom=$env{'course.'.$cid.'.domain'};
1063: }
1.88 albertel 1064: if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
1065: return 'ok';
1066: }
1.86 albertel 1067: my $key=&encode_queue_key($symb,$udom,$uname);
1.27 albertel 1068: my @keys=($key,"$key\0locked");
1.31 albertel 1069: return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21 albertel 1070: }
1071:
1.16 albertel 1072: sub setup_env_for_other_user {
1073: my ($queue_key,$safeeval)=@_;
1074: my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30 albertel 1075: &Apache::lonxml::debug("setup_env for $queue_key");
1.16 albertel 1076: $env{'form.grade_symb'}=$symb;
1077: $env{'form.grade_domain'}=$udom;
1078: $env{'form.grade_username'}=$uname;
1079: $env{'form.grade_courseid'}=$env{'request.course.id'};
1080: &Apache::lonxml::initialize_rndseed($safeeval);
1081: }
1082:
1.31 albertel 1083: sub get_queue_data {
1084: my ($queue)=@_;
1085: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1086: my $cnum=$env{'course.'.$cid.'.num'};
1087: my $cdom=$env{'course.'.$cid.'.domain'};
1088: my $todo="$symb\0queue\0$uname\@$udom";
1089: my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
1090: if ($key eq $todo && ref($value)) {
1091: return $value;
1092: }
1093: return undef;
1094: }
1095:
1.84 albertel 1096:
1.49 albertel 1097: sub check_queue_for_key {
1.84 albertel 1098: my ($cdom,$cnum,$queue,$todo)=@_;
1099:
1.49 albertel 1100: my %results=
1101: &Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
1102:
1103: if (exists($results{$todo}) && ref($results{$todo})) {
1104: if (defined($results{"$todo\0locked"})) {
1105: return 'locked';
1106: }
1.86 albertel 1107: my $slot;
1108: if (ref($results{$todo}) eq 'ARRAY') {
1109: $slot = $results{$todo}[0];
1110: } elsif (ref($results{$todo}) eq 'HASH') {
1111: $slot = $results{$todo}{'slot'};
1112: }
1113: if (defined($slot)) {
1114: my %slot_data=&Apache::lonnet::get_slot($slot);
1115: if ($slot_data{'endtime'} > time) {
1116: return 'in_progress';
1117: }
1.58 albertel 1118: }
1.49 albertel 1119: return 'enqueued';
1120: }
1121: return undef;
1122: }
1123:
1.14 albertel 1124: sub add_to_queue {
1.82 albertel 1125: my ($queue,$user_data)=@_;
1.49 albertel 1126: if ($queue eq 'none') { return 'ok'; }
1.14 albertel 1127: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82 albertel 1128: if (!$cid || $env{'request.state'} eq 'construct') {
1129: return 'no_queue';
1130: }
1.14 albertel 1131: my $cnum=$env{'course.'.$cid.'.num'};
1132: my $cdom=$env{'course.'.$cid.'.domain'};
1133: my %data;
1.82 albertel 1134: $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83 albertel 1135: return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14 albertel 1136: }
1137:
1138: sub show_queue {
1.32 albertel 1139: my ($queue,$with_selects)=@_;
1.14 albertel 1140: my $result;
1141: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1142: my $cnum=$env{'course.'.$cid.'.num'};
1143: my $cdom=$env{'course.'.$cid.'.domain'};
1.59 albertel 1144:
1145: my @chosen_sections=
1146: &Apache::loncommon::get_env_multiple('form.chosensections');
1147: &Apache::grades::init_perm();
1148: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1149: &Apache::grades::reset_perm();
1.63 albertel 1150: if (!(grep(/^all$/,@chosen_sections))) {
1151: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1152: '</tt>.</p> '."\n";
1153: }
1.59 albertel 1154:
1.16 albertel 1155: my $regexp="^$symb\0";
1.30 albertel 1156: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31 albertel 1157: my ($tmp)=%queue;
1158: if ($tmp=~/^error: 2 /) {
1.33 albertel 1159: return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31 albertel 1160: }
1.103 albertel 1161: my $title=&Apache::lonnet::gettitle($symb);
1162: $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
1163: if ($with_selects) { $result.="<th>Status</th><th></th>"; }
1164: $result.="<th>user</th><th>data</th></tr>";
1.14 albertel 1165: foreach my $key (sort(keys(%queue))) {
1.59 albertel 1166: my ($symb,$uname,$udom) = &decode_queue_key($key);
1167: if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32 albertel 1168: if ($key=~/locked$/ && !$with_selects) {
1.103 albertel 1169: $result.="<tr><td>$uname</td>";
1170: $result.='<td>'.$queue{$key}.'</td></tr>';
1.32 albertel 1171: } elsif ($key=~/timestamp$/ && !$with_selects) {
1.103 albertel 1172: $result.="<tr><td></td>";
1173: $result.='<td>'.
1.16 albertel 1174: &Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32 albertel 1175: } elsif ($key!~/(timestamp|locked)$/) {
1176: $result.="<tr>";
1.35 albertel 1177: my $slot=$queue{$key}->[0];
1178: my %slot_data=&Apache::lonnet::get_slot($slot);
1.32 albertel 1179: if ($with_selects) {
1180: my $ekey=&Apache::lonnet::escape($key);
1.103 albertel 1181: my ($action,$description,$status)=('select',&mt('Select'));
1.32 albertel 1182: if (exists($queue{"$key\0locked"})) {
1183: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1.103 albertel 1184: $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
1.32 albertel 1185: if ($me eq $queue{"$key\0locked"}) {
1186: ($action,$description)=('resume',&mt('Resume'));
1187: } else {
1188: ($action,$description)=('unlock',&mt('Unlock'));
1189: }
1190: }
1.62 albertel 1191: my $seclist;
1192: foreach my $sec (@chosen_sections) {
1193: $seclist.='<input type="hidden" name="chosensections"
1194: value="'.$sec.'" />';
1195: }
1.35 albertel 1196: if (time > $slot_data{'endtime'}) {
1197: $result.=(<<FORM);
1.103 albertel 1198: <td>$status</td>
1.32 albertel 1199: <td>
1.115 albertel 1200: <form style="display: inline" method="post">
1.32 albertel 1201: <input type="hidden" name="gradingkey" value="$ekey" />
1202: <input type="hidden" name="queue" value="$queue" />
1203: <input type="hidden" name="gradingaction" value="$action" />
1204: <input type="hidden" name="webgrade" value="no" />
1.33 albertel 1205: <input type="hidden" name="queuemode" value="selected" />
1.32 albertel 1206: <input type="submit" name="submit" value="$description" />
1.62 albertel 1207: $seclist
1.32 albertel 1208: </form>
1209: </td>
1210: FORM
1.35 albertel 1211:
1212: } else {
1213: $result.='<td>'.&mt("In Progress").'</td>'
1214: }
1.32 albertel 1215: }
1.104 albertel 1216: $result.= "<td>".$fullname->{$uname.':'.$udom}.
1217: " <tt>($uname\@$udom)</tt> </td>";
1.103 albertel 1218: $result.='<td>Slot: '.$slot.' End time: '.
1.20 albertel 1219: &Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
1220: "</td></tr>";
1.16 albertel 1221: }
1.14 albertel 1222: }
1.15 albertel 1223: $result.="</table><hr />\n";
1.14 albertel 1224: return $result;
1225: }
1226:
1.34 albertel 1227: sub get_queue_counts {
1228: my ($queue)=@_;
1229: my $result;
1230: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1231: my $cnum=$env{'course.'.$cid.'.num'};
1232: my $cdom=$env{'course.'.$cid.'.domain'};
1233: my $regexp="^$symb\0";
1234: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1235: my ($tmp)=%queue;
1236: if ($tmp=~/^error: 2 /) {
1237: return (0,0,0);
1238: }
1239: my ($entries,$ready_to_grade,$locks)=(0,0,0);
1.96 albertel 1240: my %slot_cache;
1.34 albertel 1241: foreach my $key (sort(keys(%queue))) {
1242: if ($key=~/locked$/) {
1243: $locks++;
1244: } elsif ($key=~/timestamp$/) {
1245: #ignore
1246: } elsif ($key!~/(timestamp|locked)$/) {
1247: my ($symb,$uname,$udom) = &decode_queue_key($key);
1248: $entries++;
1249: my $slot=$queue{$key}->[0];
1.96 albertel 1250: if (!exists($slot_cache{$slot})) {
1251: my %slot_data=&Apache::lonnet::get_slot($slot);
1252: $slot_cache{$slot} = \%slot_data;
1253: }
1254: if (time > $slot_cache{$slot}{'endtime'}) {
1.34 albertel 1255: $ready_to_grade++;
1256: }
1257: }
1258: }
1259: return ($entries,$ready_to_grade,$locks);
1260: }
1261:
1.49 albertel 1262: sub encode_queue_key {
1263: my ($symb,$udom,$uname)=@_;
1264: return "$symb\0queue\0$uname\@$udom";
1265: }
1266:
1.14 albertel 1267: sub decode_queue_key {
1268: my ($key)=@_;
1269: my ($symb,undef,$user) = split("\0",$key);
1270: my ($uname,$udom) = split('@',$user);
1271: return ($symb,$uname,$udom);
1272: }
1273:
1274: sub queue_key_locked {
1.30 albertel 1275: my ($queue,$key,$cdom,$cnum)=@_;
1.33 albertel 1276: if (!defined($cdom) || !defined($cnum)) {
1277: my (undef,$cid)=&Apache::lonxml::whichuser();
1278: $cnum=$env{'course.'.$cid.'.num'};
1279: $cdom=$env{'course.'.$cid.'.domain'};
1280: }
1.14 albertel 1281: my ($key_locked,$value)=
1.30 albertel 1282: &Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14 albertel 1283: if ($key_locked eq "$key\0locked") {
1284: return $value;
1285: }
1286: return undef;
1287: }
1288:
1289: sub pick_from_queue_data {
1.30 albertel 1290: my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1.98 albertel 1291: my @possible; # will hold queue entries that are valid to be selected
1.30 albertel 1292: foreach my $key (keys(%$queuedata)) {
1.68 albertel 1293: if ($key =~ /\0locked$/) { next; }
1294: if ($key =~ /\0timestamp$/) { next; }
1.14 albertel 1295: my ($symb,$uname,$udom)=&decode_queue_key($key);
1296: if ($check_section) {
1297: my $section=&Apache::lonnet::getsection($uname,$udom);
1.17 albertel 1298: if ($section eq $check_section) {
1.33 albertel 1299: &Apache::lonxml::debug("my sec");
1.15 albertel 1300: next;
1301: }
1.14 albertel 1302: }
1.30 albertel 1303: my $slot=$queuedata->{$key}[0];
1.14 albertel 1304: my %slot_data=&Apache::lonnet::get_slot($slot);
1.15 albertel 1305: if ($slot_data{'endtime'} > time) {
1.33 albertel 1306: &Apache::lonxml::debug("not time");
1.15 albertel 1307: next;
1308: }
1.98 albertel 1309: if (exists($queuedata->{"$key\0locked"})) {
1.33 albertel 1310: &Apache::lonxml::debug("someone already has um.");
1.15 albertel 1311: next;
1312: }
1.98 albertel 1313: push(@possible,[$key,$slot_data{'endtime'}]);
1314: }
1315: if (@possible) {
1316: # sort entries in order by slot end time
1317: @possible = sort { $a->[1] <=> $b->[1] } @possible;
1.128.2.7! albertel 1318: # pick one of the entries in the top 10% in small queues and one
! 1319: # of the first ten entries in large queues
! 1320: my $ten_percent = int($#possible * 0.1);
! 1321: if ($ten_percent < 1 ) { $ten_percent = 1; }
! 1322: if ($ten_percent > 10) { $ten_percent = 10; }
! 1323: my $max=($#possible < $ten_percent) ? $#possible : $ten_percent;
! 1324:
1.98 albertel 1325: return $possible[int(rand($max))][0];
1.14 albertel 1326: }
1327: return undef;
1328: }
1329:
1.15 albertel 1330: sub find_mid_grade {
1.30 albertel 1331: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1332: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15 albertel 1333: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1334: if ($todo) {
1.30 albertel 1335: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1336: if ($who eq $me) { return $todo; }
1337: }
1338: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1339: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1340: foreach my $key (keys(%locks)) {
1341: my $who=$locks{$key};
1342: if ($who eq $me) {
1343: $todo=$key;
1344: $todo=~s/\0locked$//;
1345: return $todo;
1346: }
1347: }
1348: return undef;
1349: }
1350:
1.32 albertel 1351: sub lock_key {
1352: my ($queue,$todo)=@_;
1353: my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1354: my (undef,$cid)=&Apache::lonxml::whichuser();
1355: my $cnum=$env{'course.'.$cid.'.num'};
1356: my $cdom=$env{'course.'.$cid.'.domain'};
1357: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1358: $cdom,$cnum);
1.33 albertel 1359: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1360: if ($success eq 'ok') {
1361: return 1;
1362: }
1363: return 0;
1364: }
1365:
1.86 albertel 1366: sub get_queue_symb_status {
1.85 albertel 1367: my ($queue,$symb,$cdom,$cnum) = @_;
1368: if (!defined($cdom) || !defined($cnum)) {
1369: my (undef,$cid)=&Apache::lonxml::whichuser();
1370: $cnum=$env{'course.'.$cid.'.num'};
1371: $cdom=$env{'course.'.$cid.'.domain'};
1372: }
1373: my $regexp="^$symb\0";
1374: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1375: my ($tmp)=%queue;
1376: if ($tmp=~/^error: 2 /) { return; }
1377: my @users;
1378: foreach my $key (sort(keys(%queue))) {
1379: next if ($key=~/locked$/);
1380: next if ($key=~/timestamp$/);
1381: my ($symb,$uname,$udom) = &decode_queue_key($key);
1382: push(@users,"$uname:$udom");
1383: }
1384: return @users;
1385: }
1386:
1.14 albertel 1387: sub get_from_queue {
1.30 albertel 1388: my ($queue)=@_;
1.14 albertel 1389: my $result;
1390: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1391: my $cnum=$env{'course.'.$cid.'.num'};
1392: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1393: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1394: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1395: if ($todo) { return $todo; }
1.95 albertel 1396: my $attempts=0;
1.14 albertel 1397: while (1) {
1.95 albertel 1398: if ($attempts > 2) {
1399: # tried twice to get a queue entry, giving up
1400: return (undef,'unable');
1401: }
1.14 albertel 1402: my $starttime=time;
1.83 albertel 1403: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1404: $cdom,$cnum);
1.33 albertel 1405: &Apache::lonxml::debug("$starttime");
1.14 albertel 1406: my $regexp="^$symb\0queue\0";
1.97 albertel 1407: my $range= ($attempts < 1 ) ? '0-100' : '0-400';
1408:
1.98 albertel 1409: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1410: #make a pass looking for a user _not_ in my section
1.14 albertel 1411: if ($env{'request.course.sec'}) {
1.33 albertel 1412: &Apache::lonxml::debug("sce");
1.30 albertel 1413: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1414: \%queue,$cdom,$cnum);
1.33 albertel 1415: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1416: }
1.33 albertel 1417: # no one _not_ in our section so look for any user that is
1418: # ready for grading
1.14 albertel 1419: if (!$todo) {
1.33 albertel 1420: &Apache::lonxml::debug("no sce");
1.98 albertel 1421: $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33 albertel 1422: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1423: }
1424: # no user to grade
1425: if (!$todo) { last; }
1.33 albertel 1426: &Apache::lonxml::debug("got $todo");
1.14 albertel 1427: # otherwise found someone so lets try to lock them
1.32 albertel 1428: # unless someone else already picked them
1.95 albertel 1429: if (!&lock_key($queue,$todo)) {
1430: $attempts++;
1431: next;
1432: }
1.14 albertel 1433: my (undef,$endtime)=
1.30 albertel 1434: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1435: $cdom,$cnum);
1.33 albertel 1436: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1437: # someone else already modified the queue,
1438: # perhaps our picked user wass already fully graded between
1439: # when we picked him and when we locked his record? so lets
1440: # double check.
1441: if ($endtime != $starttime) {
1442: my ($key,$value)=
1.30 albertel 1443: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1444: $cdom,$cnum);
1.33 albertel 1445: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1446: if ($key eq $todo && ref($value)) {
1447: } else {
1.30 albertel 1448: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1449: $cdom,$cnum);
1.33 albertel 1450: &Apache::lonxml::debug("del");
1.95 albertel 1451: $attempts++;
1.14 albertel 1452: next;
1453: }
1454: }
1.33 albertel 1455: &Apache::lonxml::debug("last $todo");
1.14 albertel 1456: last;
1457: }
1458: return $todo;
1459: }
1460:
1.49 albertel 1461: sub select_user {
1462: my ($symb,$cid)=&Apache::lonxml::whichuser();
1463:
1.59 albertel 1464: my @chosen_sections=
1465: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1466: &Apache::grades::init_perm();
1.59 albertel 1467: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1468: &Apache::grades::reset_perm();
1.63 albertel 1469:
1470: my $result;
1471: if (!(grep(/^all$/,@chosen_sections))) {
1472: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1473: '</tt>.</p> '."\n";
1474: }
1475: $result.='<table border="1">';
1.49 albertel 1476:
1477: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1478: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1479:
1.84 albertel 1480: my $cnum=$env{'course.'.$cid.'.num'};
1481: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1482: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1483: 'Task');
1.49 albertel 1484: my $queue = 'none';
1.58 albertel 1485: my $cannot_grade;
1486: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1487: $queue = 'reviewqueue';
1.58 albertel 1488: if ($status{'reviewqueue'} eq 'in_progress') {
1489: $cannot_grade=1;
1490: }
1491: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1492: $queue = 'gradingqueue';
1.58 albertel 1493: if ($status{'gradingqueue'} eq 'in_progress') {
1494: $cannot_grade=1;
1495: }
1.49 albertel 1496: }
1497: my $todo =
1498: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1499: if ($cannot_grade) {
1500: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1501: '</td><td>';
1502: } else {
1.62 albertel 1503: my $seclist;
1504: foreach my $sec (@chosen_sections) {
1505: $seclist.='<input type="hidden" name="chosensections"
1506: value="'.$sec.'" />';
1507: }
1.102 albertel 1508: my $studentdis = $student;
1509: $studentdis =~ tr/:/@/;
1.58 albertel 1510: $result.=<<RESULT;
1.49 albertel 1511: <tr>
1512: <td>
1.115 albertel 1513: <form style="display: inline" method="post">
1.49 albertel 1514: <input type="hidden" name="gradingkey" value="$todo" />
1515: <input type="hidden" name="queue" value="$queue" />
1516: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1517: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1518: <input type="submit" name="submit" value="Regrade" />
1519: $seclist
1.49 albertel 1520: </form>
1.102 albertel 1521: <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49 albertel 1522: <td>
1523: RESULT
1.58 albertel 1524: }
1.49 albertel 1525: if ($status{'status'} eq 'pass') {
1526: $result .= '<font color="green">'.&mt('Passed').'</font>';
1527: } elsif ($status{'status'} eq 'fail') {
1528: $result .= '<font color="red">'.&mt('Failed').'</font>';
1529: } elsif ($status{'status'} eq 'review') {
1530: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1531: } elsif ($status{'status'} eq 'ungraded') {
1532: $result .= &mt('Ungraded');
1533: } elsif ($status{'status'} ne '') {
1534: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1535: } else {
1536: $result.=" ";
1537: }
1538: if ($status{'version'}) {
1539: $result .= ' '.&mt('Version').' '.$status{'version'};
1540: }
1.101 albertel 1541: if ($status{'grader'}) {
1542: $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
1543: }
1.49 albertel 1544: $result.= '</td><td>';
1545: if ($status{'reviewqueue'} eq 'enqueued') {
1546: $result .= &mt('Awaiting Review');
1547: } elsif ($status{'reviewqueue'} eq 'locked') {
1548: $result .= &mt('Under Review');
1.58 albertel 1549: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1550: $result .= &mt('Still being worked on.');
1.49 albertel 1551: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1552: $result .= &mt('Awaiting Grading');
1553: } elsif ($status{'gradingqueue'} eq 'locked') {
1554: $result .= &mt('Being Graded');
1.58 albertel 1555: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1556: $result .= &mt('Still being worked on.');
1.49 albertel 1557: } else {
1558: $result.=" ";
1559: }
1560: $result.= '</td></tr>';
1561: }
1562: $result.='</table>';
1563: return $result;
1564: }
1565:
1566: sub get_student_status {
1.86 albertel 1567: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1568:
1569: my %status;
1570:
1571: if ($type eq 'Task') {
1572: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1573: $udom,$uname);
1.89 albertel 1574: $status{'status'}=$record{'resource.0.status'};
1575: $status{'version'}=$record{'resource.0.version'};
1576: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1577: }
1578: $status{'reviewqueue'}=
1579: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1580: &encode_queue_key($symb,$udom,$uname));
1581: $status{'gradingqueue'}=
1582: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1583: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1584: return %status;
1585: }
1586:
1.1 albertel 1587: sub start_ClosingParagraph {
1588: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1589: my $result;
1590: if ($target eq 'web') {
1.13 albertel 1591: } elsif ($target eq 'webgrade') {
1592: &Apache::lonxml::startredirection();
1.1 albertel 1593: }
1594: return $result;
1595: }
1596:
1597: sub end_ClosingParagraph {
1598: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1599: my $result;
1600: if ($target eq 'web') {
1.13 albertel 1601: } elsif ($target eq 'webgrade') {
1602: &Apache::lonxml::endredirection();
1.1 albertel 1603: }
1604: return $result;
1605: }
1606:
1.19 albertel 1607: sub get_id {
1608: my ($parstack,$safeeval)=@_;
1609: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1610: if (!$id) { $id=$Apache::lonxml::curdepth; }
1611: return $id;
1612: }
1613:
1.1 albertel 1614: my %dimension;
1615: sub start_Dimension {
1616: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1617: undef(%dimension);
1.19 albertel 1618: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1619: $Apache::bridgetask::dimension=$dim_id;
1620: push(@Apache::bridgetask::dimensionlist,$dim_id);
1621: undef(@Apache::bridgetask::instance);
1.20 albertel 1622: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1623: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1624: &Apache::lonxml::startredirection();
1625: return &internal_location($dim_id);
1.1 albertel 1626: }
1627:
1.13 albertel 1628: sub get_instance {
1.75 albertel 1629: my ($dim)=@_;
1630: my $rand_alg=&Apache::lonnet::get_rand_alg();
1631: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1632: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1633: $rand_alg eq '64bit4' ) {
1634: &Apache::response::pushrandomnumber();
1635: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1636: my $num=@order;
1637: my $version=&get_version();
1638: my $which=($version-1)%$num;
1639: return $order[$which];
1640: } else {
1641: my ($version,$previous) = &get_version();
1642: my $instance =
1643: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1644: if (defined($instance)) { return $instance; }
1645:
1646: &Apache::response::pushrandomnumber();
1647: my @instances = @{$dimension{'instances'}};
1648: # remove disabled instances
1649: for (my $i=0; $i < $#instances; $i++) {
1650: if ($dimension{$instances[$i].'.disabled'}) {
1651: splice(@instances,$i,1);
1652: $i--;
1653: }
1654: }
1655: @instances = &Math::Random::random_permutation(@instances);
1656: $instance = $instances[($version-1)%scalar(@instances)];
1657: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1658: $instance;
1.79 albertel 1659: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1660: &Apache::response::poprandomnumber();
1661: return $instance;
1662: }
1.13 albertel 1663: }
1664:
1.18 albertel 1665: {
1666: my $last_link;
1.122 albertel 1667: sub link {
1668: my ($instance,$id) = @_;
1669: return 'LC_GRADING_criteria_'.$instance.'_'.$id;
1670: }
1.18 albertel 1671: sub end_Dimension {
1672: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1673: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1674: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1675: my $instance=&get_instance($dim);
1.25 albertel 1676: my $version=&get_version();
1.18 albertel 1677: if ($target eq 'web') {
1.47 albertel 1678: @Apache::scripttag::parser_env = @_;
1679: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1680: my @instances = $instance;
1681: if (&Apache::response::showallfoils()) {
1682: @instances = @{$dimension{'instances'}};
1683: }
1684: foreach my $instance (@instances) {
1685: @Apache::scripttag::parser_env = @_;
1686: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1687: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1688: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1689:
1.89 albertel 1690: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1691: my $mandatory='Mandatory';
1692: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1693: $mandatory='Optional';
1694: }
1.116 albertel 1695: my $dim_info="<div class='LC_$dim_status LC_question_grade'>\n";
1.76 albertel 1696: if ($dim_status eq 'pass') {
1697: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1698: }
1.76 albertel 1699: if ($dim_status eq 'fail') {
1700: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1701: }
1.76 albertel 1702: my $man_count=0;
1703: my $man_passed=0;
1704: my $opt_count=0;
1705: my $opt_passed=0;
1706: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1707: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1708: eq 'N') {
1709: $opt_count++;
1.89 albertel 1710: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1711: $opt_passed++;
1712: }
1713: } else {
1714: $man_count++;
1.89 albertel 1715: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1716: $man_passed++;
1717: }
1718: }
1.22 albertel 1719: }
1.76 albertel 1720: if ($man_passed eq $man_count) { $man_passed='all'; }
1721: my $opt_req=$dimension{$instance.'.optionalrequired'};
1722: if ($opt_req !~ /\S/) { $opt_req='0'; }
1723: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1724:
1725: my $internal_location=&internal_location($dim);
1726: $result=~s/\Q$internal_location\E/$dim_info/;
1727:
1728: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1729: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1730: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1731: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1732: if ($mandatory) {
1733: $mandatory='Mandatory';
1734: } else {
1735: $mandatory='Optional';
1736: }
1737: if ($status eq 'fail') {
1738: } elsif ($status eq 'pass') {
1739: } else {
1740: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1741: }
1742: my $status_display=$status;
1743: $status_display=~s/^([a-z])/uc($1)/e;
1744: @Apache::scripttag::parser_env = @_;
1.116 albertel 1745: $result.=
1746: '<div class="LC_'.$status.' LC_criteria"><h4>'
1747: .$mandatory.' Criteria</h4><p>';
1.76 albertel 1748: @Apache::scripttag::parser_env = @_;
1749: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.116 albertel 1750: $result.='</p><p class="LC_grade">'.$status_display.'</p>';
1.89 albertel 1751: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.116 albertel 1752: $result.='<p class="LC_comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76 albertel 1753: }
1754: $result.='</div>';
1.22 albertel 1755: }
1756: }
1757: }
1.18 albertel 1758: } elsif ($target eq 'webgrade') {
1.47 albertel 1759: # in case of any side effects that we need
1760: @Apache::scripttag::parser_env = @_;
1761: &Apache::scripttag::xmlparse($dimension{'intro'});
1762: @Apache::scripttag::parser_env = @_;
1763: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1764: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1765: my $link=&link($instance,$id);
1.89 albertel 1766: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.120 albertel 1767: $result.='<div class="LC_GRADING_criteria" id="'.$link.'">'."\n".
1.128.2.6 albertel 1768: '<div class="LC_GRADING_criteriatext" id="next_'.$last_link.'">'."\n";
1.47 albertel 1769: @Apache::scripttag::parser_env = @_;
1770: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.111 albertel 1771: $result.='</div>'."\n".
1.18 albertel 1772: #$dimension{$instance.'.criteria.'.$id}.
1.120 albertel 1773: '<div class="LC_GRADING_grade">'."\n".
1774: '<label class="LC_GRADING_ungraded"><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label>'."\n".
1775: '<label class="LC_GRADING_fail"><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label>'."\n".
1776: '<label class="LC_GRADING_pass"><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label>'."\n".
1777: '<label class="LC_GRADING_review"><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label>'."\n".
1.111 albertel 1778: '</div>'."\n".
1.120 albertel 1779: '<label class="LC_GRADING_comment">'.&mt('Additional Comment for Student')."\n".
1780: '<textarea class="LC_GRADING_comment_area" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'."\n".
1.111 albertel 1781: '</label>'."\n".
1.120 albertel 1782: '<ul class="LC_GRADING_navbuttons">'."\n".
1.111 albertel 1783: '<li><a href="#'.$last_link.'">Prev</a></li>'."\n".
1784: '<li><a href="#next_'.$link.'">Next</a></li>'."\n".
1785: '</ul>'."\n".
1786: '</div>'."\n";
1.113 albertel 1787: $result.=&grading_history($version,$dim,$instance,$id);
1.18 albertel 1788: $last_link=$link;
1789: }
1.22 albertel 1790: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1791: my $optional_passed=0;
1.20 albertel 1792: my $mandatory_failed=0;
1793: my $ungraded=0;
1794: my $review=0;
1.19 albertel 1795: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1796: my $link=&link($instance,$id);
1797: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_'.$link};
1798: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
1.20 albertel 1799: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1800: if ($status eq 'pass') {
1801: if (!$mandatory) { $optional_passed++; }
1802: } elsif ($status eq 'fail') {
1803: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1804: } elsif ($status eq 'review') {
1805: $review++;
1.20 albertel 1806: } elsif ($status eq 'ungraded') {
1807: $ungraded++;
1.21 albertel 1808: } else {
1.47 albertel 1809: $ungraded++;
1.19 albertel 1810: }
1811: }
1.20 albertel 1812: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1813: $mandatory_failed++;
1814: }
1.21 albertel 1815: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1816: if ($review) {
1.89 albertel 1817: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1818: 'review';
1.20 albertel 1819: } elsif ($ungraded) {
1.89 albertel 1820: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1821: 'ungraded';
1.20 albertel 1822: } elsif ($mandatory_failed) {
1.89 albertel 1823: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1824: 'fail';
1.20 albertel 1825: } else {
1.91 albertel 1826: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1827: 'pass';
1.20 albertel 1828: }
1.69 albertel 1829: } else {
1830: # any other targets no output
1831: undef($result);
1.13 albertel 1832: }
1.18 albertel 1833: return $result;
1.1 albertel 1834: }
1835: }
1836:
1.113 albertel 1837: sub grading_history {
1838: my ($version,$dim,$instance,$criteria) = @_;
1839: if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1840: return '';
1841: }
1842: my ($result,$grader);
1843: my $scope="resource.$version.0.$dim.$instance.$criteria";
1844: foreach my $t (1..$Apache::lonhomework::history{'version'}) {
1845: if (exists($Apache::lonhomework::history{$t.':resource.0.regrader'})) {
1846: my ($gname,$gdom) =
1847: split('@',$Apache::lonhomework::history{$t.':resource.0.regrader'});
1848: my $fullname = &Apache::loncommon::plainname($gname,$gdom);
1849: $grader = &Apache::loncommon::aboutmewrapper($fullname,
1850: $gname,$gdom);
1851: }
1852: my $entry;
1853: if (exists($Apache::lonhomework::history{"$t:$scope.status"})) {
1854: $entry.="<tt>".$Apache::lonhomework::history{"$t:$scope.status"}.'</tt>';
1855: }
1856: if (exists($Apache::lonhomework::history{"$t:$scope.comment"})) {
1857: $entry.=' comment: "'.$Apache::lonhomework::history{"$t:$scope.comment"}.'"';
1858: }
1859: if ($entry) {
1860: $result.= "<li>$grader : $entry </li>";
1861: }
1862: }
1863: if ($result) {
1.120 albertel 1864: return '<ul class="LC_GRADING_pastgrading">'.$result.'</ul>';
1.113 albertel 1865: }
1866: return '';
1867: }
1868:
1.1 albertel 1869: sub start_IntroParagraph {
1.87 albertel 1870: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1871: my $result;
1.13 albertel 1872: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1873: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1874: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1875:
1.128 albertel 1876: } elsif ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
1.127 albertel 1877: &Apache::lonxml::startredirection();
1.1 albertel 1878: }
1.47 albertel 1879:
1.1 albertel 1880: }
1881: return $result;
1882: }
1883:
1884: sub end_IntroParagraph {
1.127 albertel 1885: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.128 albertel 1886: if ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
1.127 albertel 1887: my $result = &Apache::lonxml::endredirection();
1888: }
1.1 albertel 1889: }
1890:
1891: sub start_Instance {
1892: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1893: my $id=&get_id($parstack,$safeeval);
1894: push(@{$dimension{'instances'}},$id);
1895: push(@Apache::bridgetask::instance,$id);
1896: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1897: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1898: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1899: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1900: if (lc($disabled) eq 'yes') {
1901: $dimension{$id.'.disabled'}='1';
1902: }
1.1 albertel 1903: return '';
1904: }
1905:
1906: sub end_Instance {
1907: }
1908:
1909: sub start_InstanceText {
1.87 albertel 1910: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1911: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1912: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1913: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1914: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1915: }
1916: return '';
1917: }
1918:
1919: sub end_InstanceText {
1920: return '';
1921: }
1922:
1923: sub start_Criteria {
1.87 albertel 1924: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1925: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1926: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1927: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1928: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1929: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1930: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1931: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1932: push(@{$dimension{$instance_id.'.criterias'}},$id);
1933: }
1934: return '';
1935: }
1936:
1.47 albertel 1937: sub end_Criteria {
1938: }
1939:
1.4 albertel 1940: sub proctor_validation_screen {
1941: my ($slot) = @_;
1942: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1943: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1944: my $name=&Apache::loncommon::plainname($user,$domain);
1945:
1.4 albertel 1946: my $msg;
1.11 albertel 1947: if ($env{'form.proctorpassword'}) {
1.4 albertel 1948: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1949: .'</font></p>';
1950: }
1.47 albertel 1951: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1952: my $result= (<<ENDCHECKOUT);
1953: <h2>Proctor Validation</h2>
1954: <p>Your room's proctor needs to validate your access to this resource.</p>
1955: $msg
1.115 albertel 1956: <form name="checkout" method="post" action="$env{'request.uri'}">
1.4 albertel 1957: <input type="hidden" name="validate" value="yes" />
1958: <input type="hidden" name="submitted" value="yes" />
1959: <table>
1.44 albertel 1960: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1961: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1962: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1963: </table>
1964: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1965: <table border="1">
1966: <tr><td>
1967: <table>
1968: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1969: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1970: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44 albertel 1971: <tr><td>Usename</td><td>$user\@$domain</td></tr>
1972: <tr><td colspan="2"><img src="$url" /></td></tr>
1973: </table>
1974: </tr></td>
1975: </table>
1.4 albertel 1976: </form>
1977: ENDCHECKOUT
1978: return $result;
1979: }
1980:
1.1 albertel 1981: 1;
1982: __END__
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