Annotation of loncom/homework/bridgetask.pm, revision 1.138
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
3: #
1.138 ! albertel 4: # $Id: bridgetask.pm,v 1.137 2006/04/10 07:30:54 albertel Exp $
1.1 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: ###
29:
30:
31: package Apache::bridgetask;
32:
33: use strict;
34: use Apache::lonnet;
35: use Apache::File();
36: use Apache::lonmenu;
37: use Apache::lonlocal;
38: use Apache::lonxml;
1.37 albertel 39: use Apache::slotrequest();
1.1 albertel 40: use Time::HiRes qw( gettimeofday tv_interval );
1.9 albertel 41:
1.1 albertel 42: BEGIN {
43: &Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Instance','InstanceText','Criteria','ClosingParagraph'));
44: }
45:
1.9 albertel 46: sub initialize_bridgetask {
47: # id of current Dimension, 0 means that no dimension is current
48: # (inside <Task> only)
49: $Apache::bridgetask::dimension='';
50: # list of all Dimension ids seen
51: @Apache::bridgetask::dimensionlist=();
1.20 albertel 52: # mandatory attribute of all Dimensions seen
53: %Apache::bridgetask::dimensionmandatory=();
1.9 albertel 54: # list of all current Instance ids
55: @Apache::bridgetask::instance=();
56: # list of all Instance ids seen in this problem
57: @Apache::bridgetask::instancelist=();
1.15 albertel 58: # key of queud user data that we are currently grading
59: $Apache::bridgetask::queue_key='';
1.9 albertel 60: }
61:
1.4 albertel 62: sub proctor_check_auth {
1.81 albertel 63: my ($slot_name,$slot,$type)=@_;
1.11 albertel 64: my $user=$env{'form.proctorname'};
65: my $domain=$env{'form.proctordomain'};
1.4 albertel 66:
67: my @allowed=split(",",$slot->{'proctor'});
68: foreach my $possible (@allowed) {
1.138 ! albertel 69: my ($puser,$pdom)=(split(':',$possible));
1.4 albertel 70: if ($puser eq $user && $pdom eq $domain) {
1.72 albertel 71: my $authenticated=0;
72: if ( $slot->{'secret'} =~ /\S/ &&
73: $env{'form.proctorpassword'} eq $slot->{'secret'} ) {
74: $authenticated=1;
75: } else {
76:
77: my $authhost=&Apache::lonnet::authenticate($puser,$env{'form.proctorpassword'},$pdom);
78: if ($authhost ne 'no_host') {
79: $authenticated=1;
80: }
81: }
1.81 albertel 82: if ($authenticated && $type eq 'Task') {
1.93 albertel 83: # increment version
1.23 albertel 84: my $version=
1.90 albertel 85: $Apache::lonhomework::history{'resource.0.version'};
86: $version++;
1.93 albertel 87:
88: #clean out all current results
89: foreach my $key (keys(%Apache::lonhomework::history)) {
90: if ($key=~/^resource\.0\./) {
91: $Apache::lonhomework::results{$key}='';
92: }
93: }
94:
95: #setup new version and who did it
1.90 albertel 96: $Apache::lonhomework::results{'resource.0.version'}=$version;
1.89 albertel 97: $Apache::lonhomework::results{"resource.$version.0.checkedin"}=
1.138 ! albertel 98: $user.':'.$domain;
1.89 albertel 99: $Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
1.22 albertel 100: $slot_name;
1.93 albertel 101:
1.4 albertel 102: return 1;
1.81 albertel 103: } elsif ($authenticated && $type eq 'problem') {
1.90 albertel 104: &Apache::lonxml::debug("authed $slot_name");
1.81 albertel 105: $Apache::lonhomework::results{"resource.0.checkedin"}=
1.138 ! albertel 106: $user.':'.$domain;
1.81 albertel 107: $Apache::lonhomework::results{"resource.0.checkedin.slot"}=
108: $slot_name;
1.4 albertel 109: }
110: }
111: }
112: return 0;
113: }
114:
1.25 albertel 115: sub get_version {
1.29 albertel 116: my ($version,$previous);
1.25 albertel 117: if ($env{'form.previousversion'} &&
1.36 albertel 118: $env{'form.previousversion'} ne 'current' &&
1.89 albertel 119: defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.0.status'})) {
1.29 albertel 120: $version=$env{'form.previousversion'};
121: $previous=1;
122: } else {
1.89 albertel 123: $version=$Apache::lonhomework::history{'resource.0.version'};
1.29 albertel 124: $previous=0;
125: }
126: if (wantarray) {
127: return ($version,$previous);
1.25 albertel 128: }
1.29 albertel 129: return $version;
1.25 albertel 130: }
131:
1.8 albertel 132: sub add_previous_version_button {
1.25 albertel 133: my ($status)=@_;
1.8 albertel 134: my $result;
1.89 albertel 135: if ($Apache::lonhomework::history{'resource.0.version'} eq '') {
1.25 albertel 136: return '';
137: }
1.89 albertel 138: if ($Apache::lonhomework::history{'resource.0.version'} < 2 &&
1.29 albertel 139: $status ne 'NEEDS_CHECKIN') {
1.25 albertel 140: return '';
141: }
1.29 albertel 142: my $version=&get_version();
143: if ($env{'form.previousversion'} ne '' &&
144: $env{'form.previousversion'} eq $version) {
145: $result.="<h3>".&mt("Showing previous version [_1]",$version).
146: "</h3>\n";
147: }
148: my @to_show;
1.89 albertel 149: foreach my $test_version (1..$Apache::lonhomework::history{'resource.0.version'}) {
150: if (defined($Apache::lonhomework::history{'resource.'.$test_version.'.0.status'})) {
1.29 albertel 151: push(@to_show,$test_version);
152: }
153: }
154: my $list='<option>'.
155: join("</option>\n<option>",@to_show).
156: "</option>\n";
1.36 albertel 157: $list.='<option value="current">'.&mt('Current').'</option>';
1.115 albertel 158: $result.='<form name="getprevious" method="post" action="';
1.29 albertel 159: my $uri=$env{'request.uri'};
160: if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
161: $result.=$uri.'">'.
162: &mt(' Show a previously done version: [_1]','<select onchange="this.form.submit()" name="previousversion">
163: <option>'.&mt('Pick one').'</option>
164: '.$list.'
165: </select>')."</form>";
1.8 albertel 166: return $result;
167: }
168:
1.13 albertel 169: sub add_grading_button {
1.59 albertel 170: my (undef,$cid)=&Apache::lonxml::whichuser();
171: my $cnum=$env{'course.'.$cid.'.num'};
172: my $cdom=$env{'course.'.$cid.'.domain'};
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";
1.130 albertel 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: }
1.114 albertel 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>'.$body_tag_start.
515: "\n".'<div class="LC_GRADING_task">'."\n".
516: '<script type="text/javascript"
1.126 albertel 517: src="/res/adm/includes/task_grading.js"></script>';
1.49 albertel 518: #$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:
1.138 ! albertel 635: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.105 albertel 636:
637: #need to try both queues..
638: if (defined($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.',
1.138 ! albertel 681: $who,$env{'form.gradinguser'}.':'.$env{'form.gradingdomain'}));
1.105 albertel 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'}=
1.138 ! albertel 909: $env{'user.name'}.':'.$env{'user.domain'};
1.20 albertel 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') {
1.131 albertel 977: $result.="</div>";
1.20 albertel 978: #$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)) {
1.138 ! albertel 1025: $key="$symb\0queue\0$uname:$udom";
1.32 albertel 1026: }
1.30 albertel 1027: my $cnum=$env{'course.'.$cid.'.num'};
1028: my $cdom=$env{'course.'.$cid.'.domain'};
1.138 ! albertel 1029: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.30 albertel 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'};
1.138 ! albertel 1092: my $todo="$symb\0queue\0$uname:$udom";
1.31 albertel 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;
1.138 ! 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"})) {
1.138 ! albertel 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}.
1.138 ! albertel 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,$uname)=@_;
1.138 ! albertel 1268: return "$symb\0queue\0$uname:$udom";
1.49 albertel 1269: }
1270:
1.14 albertel 1271: sub decode_queue_key {
1272: my ($key)=@_;
1273: my ($symb,undef,$user) = split("\0",$key);
1.138 ! albertel 1274: my ($uname,$udom) = split(':',$user);
1.14 albertel 1275: return ($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;
1.137 albertel 1322: # pick one of the entries in the top 10% in small queues and one
1323: # of the first ten entries in large queues
1324: my $ten_percent = int($#possible * 0.1);
1325: if ($ten_percent < 1 ) { $ten_percent = 1; }
1326: if ($ten_percent > 10) { $ten_percent = 10; }
1327: my $max=($#possible < $ten_percent) ? $#possible : $ten_percent;
1328:
1.98 albertel 1329: return $possible[int(rand($max))][0];
1.14 albertel 1330: }
1331: return undef;
1332: }
1333:
1.15 albertel 1334: sub find_mid_grade {
1.30 albertel 1335: my ($queue,$symb,$cdom,$cnum)=@_;
1.16 albertel 1336: my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.138 ! albertel 1337: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.15 albertel 1338: if ($todo) {
1.30 albertel 1339: my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15 albertel 1340: if ($who eq $me) { return $todo; }
1341: }
1342: my $regexp="^$symb\0.*\0locked\$";
1.30 albertel 1343: my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15 albertel 1344: foreach my $key (keys(%locks)) {
1345: my $who=$locks{$key};
1346: if ($who eq $me) {
1347: $todo=$key;
1348: $todo=~s/\0locked$//;
1349: return $todo;
1350: }
1351: }
1352: return undef;
1353: }
1354:
1.32 albertel 1355: sub lock_key {
1356: my ($queue,$todo)=@_;
1.138 ! albertel 1357: my $me=$env{'user.name'}.':'.$env{'user.domain'};
1.32 albertel 1358: my (undef,$cid)=&Apache::lonxml::whichuser();
1359: my $cnum=$env{'course.'.$cid.'.num'};
1360: my $cdom=$env{'course.'.$cid.'.domain'};
1361: my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
1362: $cdom,$cnum);
1.33 albertel 1363: &Apache::lonxml::debug("success $success $todo");
1.32 albertel 1364: if ($success eq 'ok') {
1365: return 1;
1366: }
1367: return 0;
1368: }
1369:
1.86 albertel 1370: sub get_queue_symb_status {
1.85 albertel 1371: my ($queue,$symb,$cdom,$cnum) = @_;
1372: if (!defined($cdom) || !defined($cnum)) {
1373: my (undef,$cid)=&Apache::lonxml::whichuser();
1374: $cnum=$env{'course.'.$cid.'.num'};
1375: $cdom=$env{'course.'.$cid.'.domain'};
1376: }
1377: my $regexp="^$symb\0";
1378: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1379: my ($tmp)=%queue;
1380: if ($tmp=~/^error: 2 /) { return; }
1381: my @users;
1382: foreach my $key (sort(keys(%queue))) {
1383: next if ($key=~/locked$/);
1384: next if ($key=~/timestamp$/);
1385: my ($symb,$uname,$udom) = &decode_queue_key($key);
1386: push(@users,"$uname:$udom");
1387: }
1388: return @users;
1389: }
1390:
1.14 albertel 1391: sub get_from_queue {
1.30 albertel 1392: my ($queue)=@_;
1.14 albertel 1393: my $result;
1394: my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1395: my $cnum=$env{'course.'.$cid.'.num'};
1396: my $cdom=$env{'course.'.$cid.'.domain'};
1.32 albertel 1397: my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33 albertel 1398: &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16 albertel 1399: if ($todo) { return $todo; }
1.95 albertel 1400: my $attempts=0;
1.14 albertel 1401: while (1) {
1.95 albertel 1402: if ($attempts > 2) {
1403: # tried twice to get a queue entry, giving up
1404: return (undef,'unable');
1405: }
1.14 albertel 1406: my $starttime=time;
1.83 albertel 1407: &Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
1408: $cdom,$cnum);
1.33 albertel 1409: &Apache::lonxml::debug("$starttime");
1.14 albertel 1410: my $regexp="^$symb\0queue\0";
1.97 albertel 1411: my $range= ($attempts < 1 ) ? '0-100' : '0-400';
1412:
1.98 albertel 1413: my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33 albertel 1414: #make a pass looking for a user _not_ in my section
1.14 albertel 1415: if ($env{'request.course.sec'}) {
1.33 albertel 1416: &Apache::lonxml::debug("sce");
1.30 albertel 1417: $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
1418: \%queue,$cdom,$cnum);
1.33 albertel 1419: &Apache::lonxml::debug("sce $todo");
1.14 albertel 1420: }
1.33 albertel 1421: # no one _not_ in our section so look for any user that is
1422: # ready for grading
1.14 albertel 1423: if (!$todo) {
1.33 albertel 1424: &Apache::lonxml::debug("no sce");
1.98 albertel 1425: $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33 albertel 1426: &Apache::lonxml::debug("no sce $todo");
1.14 albertel 1427: }
1428: # no user to grade
1429: if (!$todo) { last; }
1.33 albertel 1430: &Apache::lonxml::debug("got $todo");
1.14 albertel 1431: # otherwise found someone so lets try to lock them
1.32 albertel 1432: # unless someone else already picked them
1.95 albertel 1433: if (!&lock_key($queue,$todo)) {
1434: $attempts++;
1435: next;
1436: }
1.14 albertel 1437: my (undef,$endtime)=
1.30 albertel 1438: &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14 albertel 1439: $cdom,$cnum);
1.33 albertel 1440: &Apache::lonxml::debug("emd $endtime");
1.14 albertel 1441: # someone else already modified the queue,
1442: # perhaps our picked user wass already fully graded between
1443: # when we picked him and when we locked his record? so lets
1444: # double check.
1445: if ($endtime != $starttime) {
1446: my ($key,$value)=
1.30 albertel 1447: &Apache::lonnet::get($queue,["$todo"],
1.14 albertel 1448: $cdom,$cnum);
1.33 albertel 1449: &Apache::lonxml::debug("check $key .. $value");
1.14 albertel 1450: if ($key eq $todo && ref($value)) {
1451: } else {
1.30 albertel 1452: &Apache::lonnet::del($queue,["$todo\0locked"],
1.14 albertel 1453: $cdom,$cnum);
1.33 albertel 1454: &Apache::lonxml::debug("del");
1.95 albertel 1455: $attempts++;
1.14 albertel 1456: next;
1457: }
1458: }
1.33 albertel 1459: &Apache::lonxml::debug("last $todo");
1.14 albertel 1460: last;
1461: }
1462: return $todo;
1463: }
1464:
1.49 albertel 1465: sub select_user {
1466: my ($symb,$cid)=&Apache::lonxml::whichuser();
1467:
1.59 albertel 1468: my @chosen_sections=
1469: &Apache::loncommon::get_env_multiple('form.chosensections');
1.49 albertel 1470: &Apache::grades::init_perm();
1.59 albertel 1471: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49 albertel 1472: &Apache::grades::reset_perm();
1.63 albertel 1473:
1474: my $result;
1475: if (!(grep(/^all$/,@chosen_sections))) {
1476: $result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
1477: '</tt>.</p> '."\n";
1478: }
1479: $result.='<table border="1">';
1.49 albertel 1480:
1481: foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
1482: my ($uname,$udom) = split(/:/,$student);
1.59 albertel 1483:
1.84 albertel 1484: my $cnum=$env{'course.'.$cid.'.num'};
1485: my $cdom=$env{'course.'.$cid.'.domain'};
1.88 albertel 1486: my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
1487: 'Task');
1.49 albertel 1488: my $queue = 'none';
1.58 albertel 1489: my $cannot_grade;
1490: if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1491: $queue = 'reviewqueue';
1.58 albertel 1492: if ($status{'reviewqueue'} eq 'in_progress') {
1493: $cannot_grade=1;
1494: }
1495: } elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49 albertel 1496: $queue = 'gradingqueue';
1.58 albertel 1497: if ($status{'gradingqueue'} eq 'in_progress') {
1498: $cannot_grade=1;
1499: }
1.49 albertel 1500: }
1501: my $todo =
1502: &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58 albertel 1503: if ($cannot_grade) {
1504: $result.='<tr><td> </td><td>'.$fullname->{$student}.
1505: '</td><td>';
1506: } else {
1.62 albertel 1507: my $seclist;
1508: foreach my $sec (@chosen_sections) {
1509: $seclist.='<input type="hidden" name="chosensections"
1510: value="'.$sec.'" />';
1511: }
1.102 albertel 1512: my $studentdis = $student;
1513: $studentdis =~ tr/:/@/;
1.58 albertel 1514: $result.=<<RESULT;
1.49 albertel 1515: <tr>
1516: <td>
1.115 albertel 1517: <form style="display: inline" method="post">
1.49 albertel 1518: <input type="hidden" name="gradingkey" value="$todo" />
1519: <input type="hidden" name="queue" value="$queue" />
1520: <input type="hidden" name="webgrade" value="no" />
1.52 albertel 1521: <input type="hidden" name="regrade" value="yes" />
1.62 albertel 1522: <input type="submit" name="submit" value="Regrade" />
1523: $seclist
1.49 albertel 1524: </form>
1.102 albertel 1525: <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49 albertel 1526: <td>
1527: RESULT
1.58 albertel 1528: }
1.49 albertel 1529: if ($status{'status'} eq 'pass') {
1530: $result .= '<font color="green">'.&mt('Passed').'</font>';
1531: } elsif ($status{'status'} eq 'fail') {
1532: $result .= '<font color="red">'.&mt('Failed').'</font>';
1533: } elsif ($status{'status'} eq 'review') {
1534: $result .= '<font color="blue">'.&mt('Under Review').'</font>';
1535: } elsif ($status{'status'} eq 'ungraded') {
1536: $result .= &mt('Ungraded');
1537: } elsif ($status{'status'} ne '') {
1538: $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
1539: } else {
1540: $result.=" ";
1541: }
1542: if ($status{'version'}) {
1543: $result .= ' '.&mt('Version').' '.$status{'version'};
1544: }
1.101 albertel 1545: if ($status{'grader'}) {
1546: $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
1547: }
1.49 albertel 1548: $result.= '</td><td>';
1549: if ($status{'reviewqueue'} eq 'enqueued') {
1550: $result .= &mt('Awaiting Review');
1551: } elsif ($status{'reviewqueue'} eq 'locked') {
1552: $result .= &mt('Under Review');
1.58 albertel 1553: } elsif ($status{'reviewqueue'} eq 'in_progress') {
1554: $result .= &mt('Still being worked on.');
1.49 albertel 1555: } elsif ($status{'gradingqueue'} eq 'enqueued') {
1556: $result .= &mt('Awaiting Grading');
1557: } elsif ($status{'gradingqueue'} eq 'locked') {
1558: $result .= &mt('Being Graded');
1.58 albertel 1559: } elsif ($status{'gradingqueue'} eq 'in_progress') {
1560: $result .= &mt('Still being worked on.');
1.49 albertel 1561: } else {
1562: $result.=" ";
1563: }
1564: $result.= '</td></tr>';
1565: }
1566: $result.='</table>';
1567: return $result;
1568: }
1569:
1570: sub get_student_status {
1.86 albertel 1571: my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
1572:
1573: my %status;
1574:
1575: if ($type eq 'Task') {
1576: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49 albertel 1577: $udom,$uname);
1.89 albertel 1578: $status{'status'}=$record{'resource.0.status'};
1579: $status{'version'}=$record{'resource.0.version'};
1580: $status{'grader'}=$record{'resource.0.regrader'};
1.86 albertel 1581: }
1582: $status{'reviewqueue'}=
1583: &check_queue_for_key($cdom,$cnum,'reviewqueue',
1584: &encode_queue_key($symb,$udom,$uname));
1585: $status{'gradingqueue'}=
1586: &check_queue_for_key($cdom,$cnum,'gradingqueue',
1587: &encode_queue_key($symb,$udom,$uname));
1.49 albertel 1588: return %status;
1589: }
1590:
1.1 albertel 1591: sub start_ClosingParagraph {
1592: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1593: my $result;
1594: if ($target eq 'web') {
1.13 albertel 1595: } elsif ($target eq 'webgrade') {
1596: &Apache::lonxml::startredirection();
1.1 albertel 1597: }
1598: return $result;
1599: }
1600:
1601: sub end_ClosingParagraph {
1602: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1603: my $result;
1604: if ($target eq 'web') {
1.13 albertel 1605: } elsif ($target eq 'webgrade') {
1606: &Apache::lonxml::endredirection();
1.1 albertel 1607: }
1608: return $result;
1609: }
1610:
1.19 albertel 1611: sub get_id {
1612: my ($parstack,$safeeval)=@_;
1613: my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
1614: if (!$id) { $id=$Apache::lonxml::curdepth; }
1615: return $id;
1616: }
1617:
1.1 albertel 1618: my %dimension;
1619: sub start_Dimension {
1620: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1621: undef(%dimension);
1.19 albertel 1622: my $dim_id=&get_id($parstack,$safeeval);
1.9 albertel 1623: $Apache::bridgetask::dimension=$dim_id;
1624: push(@Apache::bridgetask::dimensionlist,$dim_id);
1625: undef(@Apache::bridgetask::instance);
1.20 albertel 1626: $Apache::bridgetask::dimensionmandatory{$dim_id}=
1627: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54 albertel 1628: &Apache::lonxml::startredirection();
1629: return &internal_location($dim_id);
1.1 albertel 1630: }
1631:
1.13 albertel 1632: sub get_instance {
1.75 albertel 1633: my ($dim)=@_;
1634: my $rand_alg=&Apache::lonnet::get_rand_alg();
1635: if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
1636: $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
1637: $rand_alg eq '64bit4' ) {
1638: &Apache::response::pushrandomnumber();
1639: my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
1640: my $num=@order;
1641: my $version=&get_version();
1642: my $which=($version-1)%$num;
1643: return $order[$which];
1644: } else {
1645: my ($version,$previous) = &get_version();
1646: my $instance =
1647: $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
1648: if (defined($instance)) { return $instance; }
1649:
1650: &Apache::response::pushrandomnumber();
1651: my @instances = @{$dimension{'instances'}};
1652: # remove disabled instances
1653: for (my $i=0; $i < $#instances; $i++) {
1654: if ($dimension{$instances[$i].'.disabled'}) {
1655: splice(@instances,$i,1);
1656: $i--;
1657: }
1658: }
1659: @instances = &Math::Random::random_permutation(@instances);
1660: $instance = $instances[($version-1)%scalar(@instances)];
1661: $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
1662: $instance;
1.79 albertel 1663: $Apache::lonhomework::results{'INTERNAL_store'} = 1;
1.75 albertel 1664: &Apache::response::poprandomnumber();
1665: return $instance;
1666: }
1.13 albertel 1667: }
1668:
1.18 albertel 1669: {
1670: my $last_link;
1.122 albertel 1671: sub link {
1672: my ($instance,$id) = @_;
1673: return 'LC_GRADING_criteria_'.$instance.'_'.$id;
1674: }
1.18 albertel 1675: sub end_Dimension {
1676: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54 albertel 1677: my $result=&Apache::lonxml::endredirection();
1.25 albertel 1678: my $dim=&get_id($parstack,$safeeval);
1.75 albertel 1679: my $instance=&get_instance($dim);
1.25 albertel 1680: my $version=&get_version();
1.18 albertel 1681: if ($target eq 'web') {
1.47 albertel 1682: @Apache::scripttag::parser_env = @_;
1683: $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76 albertel 1684: my @instances = $instance;
1685: if (&Apache::response::showallfoils()) {
1686: @instances = @{$dimension{'instances'}};
1687: }
1688: foreach my $instance (@instances) {
1689: @Apache::scripttag::parser_env = @_;
1690: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89 albertel 1691: if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
1692: $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76 albertel 1693:
1.89 albertel 1694: my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76 albertel 1695: my $mandatory='Mandatory';
1696: if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
1697: $mandatory='Optional';
1698: }
1.116 albertel 1699: my $dim_info="<div class='LC_$dim_status LC_question_grade'>\n";
1.76 albertel 1700: if ($dim_status eq 'pass') {
1701: $dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54 albertel 1702: }
1.76 albertel 1703: if ($dim_status eq 'fail') {
1704: $dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53 albertel 1705: }
1.76 albertel 1706: my $man_count=0;
1707: my $man_passed=0;
1708: my $opt_count=0;
1709: my $opt_passed=0;
1710: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1711: if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
1712: eq 'N') {
1713: $opt_count++;
1.89 albertel 1714: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1715: $opt_passed++;
1716: }
1717: } else {
1718: $man_count++;
1.89 albertel 1719: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76 albertel 1720: $man_passed++;
1721: }
1722: }
1.22 albertel 1723: }
1.76 albertel 1724: if ($man_passed eq $man_count) { $man_passed='all'; }
1725: my $opt_req=$dimension{$instance.'.optionalrequired'};
1726: if ($opt_req !~ /\S/) { $opt_req='0'; }
1727: $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
1728:
1729: my $internal_location=&internal_location($dim);
1730: $result=~s/\Q$internal_location\E/$dim_info/;
1731:
1732: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89 albertel 1733: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1734: my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76 albertel 1735: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1736: if ($mandatory) {
1737: $mandatory='Mandatory';
1738: } else {
1739: $mandatory='Optional';
1740: }
1741: if ($status eq 'fail') {
1742: } elsif ($status eq 'pass') {
1743: } else {
1744: &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
1745: }
1746: my $status_display=$status;
1747: $status_display=~s/^([a-z])/uc($1)/e;
1748: @Apache::scripttag::parser_env = @_;
1.116 albertel 1749: $result.=
1750: '<div class="LC_'.$status.' LC_criteria"><h4>'
1751: .$mandatory.' Criteria</h4><p>';
1.76 albertel 1752: @Apache::scripttag::parser_env = @_;
1753: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.116 albertel 1754: $result.='</p><p class="LC_grade">'.$status_display.'</p>';
1.89 albertel 1755: if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.116 albertel 1756: $result.='<p class="LC_comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76 albertel 1757: }
1758: $result.='</div>';
1.22 albertel 1759: }
1760: }
1761: }
1.18 albertel 1762: } elsif ($target eq 'webgrade') {
1.47 albertel 1763: # in case of any side effects that we need
1764: @Apache::scripttag::parser_env = @_;
1765: &Apache::scripttag::xmlparse($dimension{'intro'});
1766: @Apache::scripttag::parser_env = @_;
1767: &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18 albertel 1768: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1769: my $link=&link($instance,$id);
1.89 albertel 1770: my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.120 albertel 1771: $result.='<div class="LC_GRADING_criteria" id="'.$link.'">'."\n".
1.136 albertel 1772: '<div class="LC_GRADING_criteriatext" id="next_'.$last_link.'">'."\n";
1.47 albertel 1773: @Apache::scripttag::parser_env = @_;
1774: $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
1.111 albertel 1775: $result.='</div>'."\n".
1.18 albertel 1776: #$dimension{$instance.'.criteria.'.$id}.
1.120 albertel 1777: '<div class="LC_GRADING_grade">'."\n".
1778: '<label class="LC_GRADING_ungraded"><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label>'."\n".
1779: '<label class="LC_GRADING_fail"><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label>'."\n".
1780: '<label class="LC_GRADING_pass"><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label>'."\n".
1781: '<label class="LC_GRADING_review"><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label>'."\n".
1.111 albertel 1782: '</div>'."\n".
1.120 albertel 1783: '<label class="LC_GRADING_comment">'.&mt('Additional Comment for Student')."\n".
1784: '<textarea class="LC_GRADING_comment_area" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'."\n".
1.111 albertel 1785: '</label>'."\n".
1.120 albertel 1786: '<ul class="LC_GRADING_navbuttons">'."\n".
1.111 albertel 1787: '<li><a href="#'.$last_link.'">Prev</a></li>'."\n".
1788: '<li><a href="#next_'.$link.'">Next</a></li>'."\n".
1789: '</ul>'."\n".
1790: '</div>'."\n";
1.113 albertel 1791: $result.=&grading_history($version,$dim,$instance,$id);
1.18 albertel 1792: $last_link=$link;
1793: }
1.22 albertel 1794: } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19 albertel 1795: my $optional_passed=0;
1.20 albertel 1796: my $mandatory_failed=0;
1797: my $ungraded=0;
1798: my $review=0;
1.19 albertel 1799: foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.122 albertel 1800: my $link=&link($instance,$id);
1801: my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_'.$link};
1802: $Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
1.20 albertel 1803: my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
1804: if ($status eq 'pass') {
1805: if (!$mandatory) { $optional_passed++; }
1806: } elsif ($status eq 'fail') {
1807: if ($mandatory) { $mandatory_failed++; }
1.21 albertel 1808: } elsif ($status eq 'review') {
1809: $review++;
1.20 albertel 1810: } elsif ($status eq 'ungraded') {
1811: $ungraded++;
1.21 albertel 1812: } else {
1.47 albertel 1813: $ungraded++;
1.19 albertel 1814: }
1815: }
1.20 albertel 1816: if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
1817: $mandatory_failed++;
1818: }
1.21 albertel 1819: &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20 albertel 1820: if ($review) {
1.89 albertel 1821: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1822: 'review';
1.20 albertel 1823: } elsif ($ungraded) {
1.89 albertel 1824: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1825: 'ungraded';
1.20 albertel 1826: } elsif ($mandatory_failed) {
1.89 albertel 1827: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1828: 'fail';
1.20 albertel 1829: } else {
1.91 albertel 1830: $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22 albertel 1831: 'pass';
1.20 albertel 1832: }
1.69 albertel 1833: } else {
1834: # any other targets no output
1835: undef($result);
1.13 albertel 1836: }
1.18 albertel 1837: return $result;
1.1 albertel 1838: }
1839: }
1840:
1.113 albertel 1841: sub grading_history {
1842: my ($version,$dim,$instance,$criteria) = @_;
1843: if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1844: return '';
1845: }
1846: my ($result,$grader);
1847: my $scope="resource.$version.0.$dim.$instance.$criteria";
1848: foreach my $t (1..$Apache::lonhomework::history{'version'}) {
1849: if (exists($Apache::lonhomework::history{$t.':resource.0.regrader'})) {
1850: my ($gname,$gdom) =
1.138 ! albertel 1851: split(':',$Apache::lonhomework::history{$t.':resource.0.regrader'});
1.113 albertel 1852: my $fullname = &Apache::loncommon::plainname($gname,$gdom);
1853: $grader = &Apache::loncommon::aboutmewrapper($fullname,
1854: $gname,$gdom);
1855: }
1856: my $entry;
1857: if (exists($Apache::lonhomework::history{"$t:$scope.status"})) {
1858: $entry.="<tt>".$Apache::lonhomework::history{"$t:$scope.status"}.'</tt>';
1859: }
1860: if (exists($Apache::lonhomework::history{"$t:$scope.comment"})) {
1861: $entry.=' comment: "'.$Apache::lonhomework::history{"$t:$scope.comment"}.'"';
1862: }
1863: if ($entry) {
1864: $result.= "<li>$grader : $entry </li>";
1865: }
1866: }
1867: if ($result) {
1.120 albertel 1868: return '<ul class="LC_GRADING_pastgrading">'.$result.'</ul>';
1.113 albertel 1869: }
1870: return '';
1871: }
1872:
1.1 albertel 1873: sub start_IntroParagraph {
1.87 albertel 1874: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1 albertel 1875: my $result;
1.13 albertel 1876: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1877: if ($tagstack->[-2] eq 'Dimension') {
1.87 albertel 1878: $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47 albertel 1879:
1.128 albertel 1880: } elsif ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
1.127 albertel 1881: &Apache::lonxml::startredirection();
1.1 albertel 1882: }
1.47 albertel 1883:
1.1 albertel 1884: }
1885: return $result;
1886: }
1887:
1888: sub end_IntroParagraph {
1.127 albertel 1889: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.128 albertel 1890: if ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
1.127 albertel 1891: my $result = &Apache::lonxml::endredirection();
1892: }
1.1 albertel 1893: }
1894:
1895: sub start_Instance {
1896: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 1897: my $id=&get_id($parstack,$safeeval);
1898: push(@{$dimension{'instances'}},$id);
1899: push(@Apache::bridgetask::instance,$id);
1900: push(@Apache::bridgetask::instancelist,$id);
1.20 albertel 1901: $dimension{$id.'.optionalrequired'}=
1.19 albertel 1902: &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75 albertel 1903: my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
1904: if (lc($disabled) eq 'yes') {
1905: $dimension{$id.'.disabled'}='1';
1906: }
1.1 albertel 1907: return '';
1908: }
1909:
1910: sub end_Instance {
1911: }
1912:
1913: sub start_InstanceText {
1.87 albertel 1914: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47 albertel 1915: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1916: my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13 albertel 1917: if ($target eq 'web' || $target eq 'webgrade') {
1.47 albertel 1918: $dimension{$instance_id.'.text'}=$text;
1.1 albertel 1919: }
1920: return '';
1921: }
1922:
1923: sub end_InstanceText {
1924: return '';
1925: }
1926:
1927: sub start_Criteria {
1.87 albertel 1928: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9 albertel 1929: my $instance_id=$Apache::bridgetask::instance[-1];
1.87 albertel 1930: my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21 albertel 1931: if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19 albertel 1932: my $id=&get_id($parstack,$safeeval);
1.1 albertel 1933: $dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19 albertel 1934: $dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
1935: &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1 albertel 1936: push(@{$dimension{$instance_id.'.criterias'}},$id);
1937: }
1938: return '';
1939: }
1940:
1.47 albertel 1941: sub end_Criteria {
1942: }
1943:
1.4 albertel 1944: sub proctor_validation_screen {
1945: my ($slot) = @_;
1946: my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5 albertel 1947: my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44 albertel 1948: my $name=&Apache::loncommon::plainname($user,$domain);
1949:
1.4 albertel 1950: my $msg;
1.11 albertel 1951: if ($env{'form.proctorpassword'}) {
1.4 albertel 1952: $msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
1953: .'</font></p>';
1954: }
1.47 albertel 1955: if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4 albertel 1956: my $result= (<<ENDCHECKOUT);
1957: <h2>Proctor Validation</h2>
1958: <p>Your room's proctor needs to validate your access to this resource.</p>
1959: $msg
1.115 albertel 1960: <form name="checkout" method="post" action="$env{'request.uri'}">
1.4 albertel 1961: <input type="hidden" name="validate" value="yes" />
1962: <input type="hidden" name="submitted" value="yes" />
1963: <table>
1.44 albertel 1964: <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4 albertel 1965: <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46 albertel 1966: <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4 albertel 1967: </table>
1968: <input type="submit" name="checkoutbutton" value="Validate" /><br />
1.44 albertel 1969: <table border="1">
1970: <tr><td>
1971: <table>
1972: <tr><td colspan="2">Student who should be logged in is:</td></tr>
1973: <tr><td>Name:</td><td>$name</td></tr>
1.45 albertel 1974: <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.138 ! albertel 1975: <tr><td>Usename</td><td>$user:$domain</td></tr>
1.44 albertel 1976: <tr><td colspan="2"><img src="$url" /></td></tr>
1977: </table>
1978: </tr></td>
1979: </table>
1.4 albertel 1980: </form>
1981: ENDCHECKOUT
1982: return $result;
1983: }
1984:
1.1 albertel 1985: 1;
1986: __END__
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