Annotation of loncom/homework/bridgetask.pm, revision 1.110.2.1

1.1       albertel    1: # The LearningOnline Network with CAPA 
                      2: # definition of tags that give a structure to a document
                      3: #
1.110.2.1! albertel    4: # $Id: bridgetask.pm,v 1.110 2006/02/14 19:51:29 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>';
1.29      albertel  158:     $result.='<form name="getprevious" method="POST" action="';
                    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:     }
                    179:     my $sec_select = '<select multiple name="chosensections" size="'.$size.'">'."\n";
                    180:     $sec_select .= "<option value='all' selected='selected'>all</option>\n";
                    181:     foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
                    182: 	$sec_select .= "<option name=\"$sec\">$sec</option>\n";
                    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();
                    216:   }
1.13      albertel  217:     return $result;
                    218: }
                    219: 
1.22      albertel  220: sub add_request_another_attempt_button {
1.38      albertel  221:     my ($text)=@_;
                    222:     if (!$text) { $text="Request another attempt"; }
1.25      albertel  223:     my $result;
1.36      albertel  224:     my $symb=&Apache::lonnet::symbread();
1.37      albertel  225:     my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
1.38      albertel  226:     my $action='get_reservation';
1.37      albertel  227:     if ($slot_name) {
1.38      albertel  228: 	$text="Change reservation.";
                    229: 	$action='change_reservation';
1.37      albertel  230: 	my $description=&Apache::slotrequest::get_description($slot_name,
                    231: 							      $slot);
                    232: 	$result.=(<<STUFF);
                    233: <p> Will be next available: $description </p>
                    234: STUFF
                    235:     }
1.38      albertel  236:     
                    237:     if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
                    238:     $symb=&Apache::lonnet::escape($symb);
                    239:     $result.='<form method="POST" action="/adm/slotrequest">'.
                    240: 	'<input type="hidden" name="symb" value="'.$symb.'" />'.
                    241: 	'<input type="hidden" name="command" value="'.$action.'" />'.
                    242: 	'<input type="submit" name="requestattempt" value="'.
                    243: 	&mt($text).'" />'.
                    244: 	'</form>';
1.25      albertel  245:     return $result;
1.22      albertel  246: }
                    247: 
1.30      albertel  248: sub preserve_grade_info {
                    249:     my $result;
                    250:     # if we are viewing someone else preserve that info
                    251:     if (defined $env{'form.grade_symb'}) {
                    252: 	foreach my $field ('symb','courseid','domain','username') {
                    253: 	    $result .= '<input type="hidden" name="grade_'.$field.
                    254: 		'" value="'.$env{"form.grade_$field"}.'" />'."\n";
                    255: 	}
                    256:     }
                    257:     return $result;
                    258: }
                    259: 
1.53      albertel  260: sub style {
                    261:     return (<<STYLE);
                    262: <style type="text/css">
                    263: .fail, .pass, .neutral {
                    264:     position: relative;
                    265:     margin : 5px;
                    266:     margin-bottom :10px;
                    267:     padding : 4px;
                    268:     padding-left : 75px;
                    269: 	border : thin solid;
                    270:     font-weight : bolder;
                    271:     font-size: smaller;
                    272:     font-family: Arial;
                    273:     background-color : rgb(255,240,225);
                    274: }
                    275: 
                    276: .fail h4, .pass h4 {
                    277: 	position:absolute;
                    278: 	left: -4px;
                    279: 	top: -8px;
                    280: 	padding:2px;
                    281: 	margin:0;
                    282: 	background-color : rgb(255,240,225);
                    283: 	border : thin solid;
                    284: }
                    285: 
                    286: .fail {
                    287: 	color: red;
                    288: }
                    289: 
                    290: .pass {
                    291:     color : green;
                    292: }
                    293: 
                    294: .neutral {
                    295: 	color : blue;
                    296: }
                    297: 
                    298: .question {
                    299: 	border : thin solid black;
                    300: 	padding : 4px;
                    301: 	margin-bottom : 1em;
                    302: }
                    303: 
                    304: .grade {
                    305: 	font-size: x-large;
                    306: 	font-family: Arial;
                    307: 	position:absolute;
                    308: 	left: 5px;
                    309: 	top: -5px;
                    310: 	width: 70px;
                    311: }
                    312: 
                    313: div#feedback h1 {
                    314:     color : inherit;
                    315: }
                    316: </style>
                    317: STYLE
                    318: 
                    319: }
                    320: 
1.54      albertel  321: sub show_task {
                    322:     my ($status,$previous)=@_;
                    323:     if (!$previous && (
                    324: 		       ( $status eq 'CLOSED' ) ||
                    325: 		       ( $status eq 'BANNED') ||
                    326: 		       ( $status eq 'UNAVAILABLE') ||
                    327: 		       ( $status eq 'NOT_IN_A_SLOT') ||
                    328: 		       ( $status eq 'NEEDS_CHECKIN') ||
                    329: 		       ( $status eq 'WAITING_FOR_GRADE') ||
                    330: 		       ( $status eq 'INVALID_ACCESS') )) {
                    331: 	return 0;
                    332:     }
1.64      albertel  333:     if ($env{'form.donescreen'}) { return 0; }
1.54      albertel  334:     return 1;
                    335: }
                    336: 
                    337: sub internal_location {
                    338:     my ($id)=@_;
                    339:     return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
                    340: }
                    341: 
1.60      albertel  342: sub submission_time_stamp {
                    343:     my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
                    344:     my $submissiontime;
1.89      albertel  345:     my $version=$Apache::lonhomework::history{'resource.0.version'};
1.60      albertel  346:     for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
                    347: 	if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
                    348: 	    $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
                    349: 	}
                    350:     }
                    351:     my $result;
                    352:     if ($submissiontime) {
1.89      albertel  353: 	my $slot_name=$Apache::lonhomework::history{'resource.'.$version.'.0.checkedin.slot'};
1.60      albertel  354: 	my %slot=&Apache::lonnet::get_slot($slot_name);
                    355: 	my $diff = $slot{'endtime'} - $submissiontime;
1.71      albertel  356: 	my ($color,$when)=('#FF6666','after');
                    357: 	if ($diff > 0) { ($color,$when)=('#336600','before'); }
1.60      albertel  358: 	my $info;
                    359: 	if ($diff%60) { $info=($diff%60).' seconds'; }
                    360: 	$diff=int($diff/60);
                    361: 	if ($diff%60) { $info=($diff%60).' minutes '.$info; }
                    362: 	$diff=int($diff/60);
                    363: 	if ($diff) {    $info=$diff.' hours '.$info; }
                    364: 	$result='<p><font color="'.$color.'">'.
                    365: 	    &mt('Student submitted [_1] [_2] the deadline. 
                    366:                  (Submission was at [_3], end of period was [_4].)',
                    367: 		$info,$when,scalar(localtime($submissiontime)),
                    368: 		scalar(localtime($slot{'endtime'}))).
                    369: 		'</font></p>';
                    370:     }
                    371:     return $result;
                    372: }
                    373: 
1.70      albertel  374: sub webgrade_standard_info {
                    375:     my ($version)=&get_version();
                    376:     my (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
                    377:     my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
                    378:     my $file_list="<ul>\n";
                    379:     foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"})) {
                    380: 	my $file=$file_url.$partial_file;
                    381: 	$file=~s|/+|/|g;
                    382: 	&Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
1.73      albertel  383: 	$file_list.='<li><nobr><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
1.109     albertel  384: 	    &Apache::loncommon::icon($file).'" border="0"> '.$file.
1.70      albertel  385: 	    '</a></nobr></li>'."\n";
                    386:     }
                    387:     $file_list.="</ul>\n";
                    388: 
1.110.2.1! albertel  389:     my %lt=&Apache::lonlocal::texthash('done' => 'Next Item',
        !           390: 				       'stop' => 'Quit Grading',
1.70      albertel  391: 				       );
                    392: 				       
                    393:     my $result=<<INFO;
                    394: <div class="handininfo">
                    395:   <input type="submit" name="next" value="$lt{'done'}" />
                    396:   <input type="submit" name="stop" value="$lt{'stop'}" />
                    397:   $file_list
                    398: </div>
                    399: INFO
                    400:     return $result;
                    401: }
                    402: 
1.1       albertel  403: sub start_Task {
1.87      albertel  404:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1       albertel  405: 
1.4       albertel  406:     my ($status,$accessmsg,$slot);
1.16      albertel  407:     if ($target ne 'webgrade') {
1.70      albertel  408: 	&Apache::structuretags::init_problem_globals('Task');
1.16      albertel  409: 	&Apache::structuretags::initialize_storage();
                    410: 	&Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.74      albertel  411: 	if ($env{'request.state'} eq 'construct') {
                    412: 	    &Apache::structuretags::setup_rndseed($safeeval);
                    413: 	}
1.16      albertel  414:     } 
                    415: 
1.4       albertel  416:     $Apache::lonhomework::parsing_a_task=1;
1.1       albertel  417:     #should get back a <html> or the neccesary stuff to start XML/MathML
                    418:     my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
                    419: 	&Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
1.16      albertel  420:     
1.74      albertel  421:     if ($target eq 'web' && $env{'request.state'} ne 'construct') {
1.13      albertel  422: 	if ($Apache::lonhomework::modifygrades) {
                    423: 	    $body_tag_start.='<form name="gradesubmission" method="POST" action="';
                    424: 	    my $uri=$env{'request.uri'};
                    425: 	    if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
                    426: 	    $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
1.38      albertel  427: 	    my $symb=&Apache::lonnet::symbread();
1.40      albertel  428: 	    if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
1.108     albertel  429: 		$body_tag_start.='<form method="POST" name="slotrequest" action="/adm/slotrequest">'.
1.40      albertel  430: 		    '<input type="hidden" name="symb" value="'.$symb.'" />'.
                    431: 		    '<input type="hidden" name="command" value="showslots" />'.
                    432: 		    '<input type="submit" name="requestattempt" value="'.
                    433: 		    &mt('Show Slot list').'" />'.
                    434: 		    '</form>';
1.108     albertel  435: 		my $target_id = 
                    436: 		    &Apache::lonstathelpers::make_target_id({symb => $symb,
                    437: 							     part => '0'});
                    438: 		$body_tag_start.='<form method="POST" name="gradingstatus" action="/adm/statistics">'.
                    439: 		    '<input type="hidden" name="problemchoice" value="'.$target_id.'" />'.
                    440: 		    '<input type="hidden" name="reportSelected" value="grading_analysis" />'.
                    441: 		    '<input type="submit" name="grading" value="'.
                    442: 		    &mt('Show Grading Status').'" />'.
                    443: 		    '</form>';
1.40      albertel  444: 	    }
1.13      albertel  445: 	}
1.8       albertel  446:     }
1.74      albertel  447:     if ($target eq 'web' && $env{'request.state'} eq 'construct') {
                    448: 	$form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
                    449:     }
1.21      albertel  450:     if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
1.1       albertel  451: 	$target eq 'tex') {
1.29      albertel  452: 	my ($version,$previous)=&get_version();
1.14      albertel  453: 	($status,$accessmsg,my $slot_name,$slot) = 
1.81      albertel  454: 	    &Apache::lonhomework::check_slot_access('0','Task');
1.9       albertel  455: 	push(@Apache::inputtags::status,$status);
1.14      albertel  456: 	$Apache::inputtags::slot_name=$slot_name;
1.1       albertel  457: 	my $expression='$external::datestatus="'.$status.'";';
1.89      albertel  458: 	$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
1.1       albertel  459: 	&Apache::run::run($expression,$safeeval);
                    460: 	&Apache::lonxml::debug("Got $status");
1.25      albertel  461: 	$body_tag_start.=&add_previous_version_button($status);
1.54      albertel  462: 	if (!&show_task($status,$previous)) {
1.87      albertel  463: 	    my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.1       albertel  464: 	    if ( $target eq "web" ) {
1.4       albertel  465: 		$result.= $head_tag_start.'</head>'.$body_tag_start;
1.74      albertel  466: 		if ($env{'request.state'} eq 'construct') {
                    467: 		    $result.=$form_tag_start;
                    468: 		}
1.4       albertel  469: 		my $msg;
1.1       albertel  470: 		if ($status eq 'UNAVAILABLE') {
                    471: 		    $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
1.3       albertel  472: 		} elsif ($status eq 'NOT_IN_A_SLOT') {
                    473: 		    $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
1.38      albertel  474: 		    $msg.=&add_request_another_attempt_button("Sign up for time to work.");
1.4       albertel  475: 		} elsif ($status eq 'NEEDS_CHECKIN') {
                    476: 		    $msg.='<h1>'.&mt('You need the Proctor to validate you.').
                    477: 			'</h1>'.&proctor_validation_screen($slot);
1.22      albertel  478: 		} elsif ($status eq 'WAITING_FOR_GRADE') {
                    479: 		    $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
1.64      albertel  480: 		} elsif ($env{'form.donescreen'}) {
                    481: 		    my $title=&Apache::lonnet::gettitle();
1.67      albertel  482: 		    my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
                    483: 		    my $files='<ul><li>'.join('</li><li>',@files).'</li></ul>';
1.64      albertel  484: 		    $result.=<<DONESCREEN;
                    485: <h2>$title</h2>
                    486: <p> Files submitted: $files </p>
1.67      albertel  487: <p> You are now done with this Bridge Task </p>
1.64      albertel  488: <hr />
                    489: <p> <a href="/adm/logout">Logout</a> </p>
                    490: <p> <a href="/adm/roles">Change to a different course</a> </p>
                    491: DONESCREEN
1.1       albertel  492: 		} elsif ($status ne 'NOT_YET_VIEWED') {
                    493: 		    $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
                    494: 		}
                    495: 		if ($status eq 'CLOSED' || $status eq 'INVALID_ACCESS') {
                    496: 		    $msg.='The problem '.$accessmsg;
                    497: 		}
                    498: 		$result.=$msg.'<br />';
                    499: 	    } elsif ($target eq 'tex') {
                    500: 		$result.='\begin{document}\noindent \vskip 1 mm  \begin{minipage}{\textwidth}\vskip 0 mm';
                    501: 		if ($status eq 'UNAVAILABLE') {
                    502: 		    $result.=&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'\vskip 0 mm ';
                    503: 		} else {
                    504: 		    $result.=&mt('Problem is not open to be viewed. It')." $accessmsg \\vskip 0 mm ";
                    505: 		}
1.22      albertel  506: 	    } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
1.4       albertel  507: 		if ($status eq 'NEEDS_CHECKIN') {
1.83      albertel  508: 		    if(&proctor_check_auth($slot_name,$slot,'Task')
                    509: 		       && defined($Apache::inputtags::slot_name)) {
1.77      albertel  510: 			my $result=&add_to_queue('gradingqueue',
1.82      albertel  511: 						 [$Apache::inputtags::slot_name]);
1.77      albertel  512: 			&Apache::lonxml::debug("add_to_queue said $result");
                    513: 		    }
1.4       albertel  514: 		}
1.1       albertel  515: 	    }
                    516: 	} elsif ($target eq 'web') {
                    517: 	    my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
                    518: 	    $result.="$head_tag_start<title>$name</title></head>
1.53      albertel  519:               $body_tag_start \n".&style();
1.36      albertel  520: 	    
1.57      albertel  521: 	    $result.=&preserve_grade_info();
                    522: 	    $result.=&internal_location();
1.36      albertel  523: 	    $result.=$form_tag_start.
                    524: 		'<input type="hidden" name="submitted" value="yes" />';
1.54      albertel  525: 	    &Apache::lonxml::startredirection();
1.1       albertel  526: 	}
1.21      albertel  527:     } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
                    528: 	      $target eq 'webgrade') {
1.32      albertel  529: 	my $webgrade='yes';
1.21      albertel  530: 	if ($target eq 'webgrade') {
1.110     albertel  531: 	    $result.=$head_tag_start.'</head>'.$body_tag_start;
1.49      albertel  532: 	    #$result.='<br />Review'.&show_queue('reviewqueue');
                    533: 	    #$result.='<br />Grade'.&show_queue('gradingqueue');
1.30      albertel  534: 	}
1.33      albertel  535: 	# FIXME Blast! still need to reorg this, need to reshow the
                    536:         #       queue being reviewed once done with the grade pass...
                    537:         #       Hrrm, vaildation pass should perhaps say 'not_locked'
                    538:         #       perhaps do a search if there is a key that is mine and if
                    539:         #       there isn't reshow the queue....
1.105     albertel  540: 	my ($todo,$status_code,$msg)=&get_key_todo($target);
1.33      albertel  541: 
                    542: 	if ($todo) {
                    543: 	    &setup_env_for_other_user($todo,$safeeval);
                    544: 	    my ($symb,$uname,$udom)=&decode_queue_key($todo);
                    545: 	    $result.="\n".'<table><tr><td>Found '.
                    546: 		&Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
                    547: 	    $form_tag_start.=
                    548: 		'<input type="hidden" name="gradingkey" value="'.
                    549: 		&Apache::lonnet::escape($todo).'" />';
                    550: 	    $Apache::bridgetask::queue_key=$todo;
                    551: 	    &Apache::structuretags::initialize_storage();
                    552: 	    &Apache::lonhomework::showhash(%Apache::lonhomework::history);
1.110     albertel  553: 	    if ($target eq 'webgrade' && $status_code eq 'selected') {
                    554: 		$form_tag_start.=
                    555: 		    '<input type="hidden" name="queuemode" value="selected" />';
1.33      albertel  556: 	    }
1.15      albertel  557: 	} else {
1.33      albertel  558: 	    if ($target eq 'webgrade') {
                    559: 		$result.="\n";
1.81      albertel  560: 		my $back='<p><a href="/adm/flip?postdata=return:">'.
                    561: 		    &mt('Return to resource').'</a></p>';
1.33      albertel  562: 		if      ($status_code eq 'stop') {
1.81      albertel  563: 		    $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
1.33      albertel  564: 		} elsif ($status_code eq 'lock_failed') {
1.105     albertel  565: 		    $result.='<b>'.&mt("Failed to lock the requested record.")
1.81      albertel  566: 			.'</b>'.$back;
1.33      albertel  567: 		} elsif ($status_code eq 'unlock') {
1.81      albertel  568: 		    $result.='<b>'.&mt("Unlocked the requested record.")
                    569: 			.'</b>'.$back;
1.33      albertel  570: 		    $result.=&show_queue($env{'form.queue'},1);
                    571: 		} elsif ($status_code eq 'show_list') {
                    572: 		    $result.=&show_queue($env{'form.queue'},1);
1.49      albertel  573: 		} elsif ($status_code eq 'select_user') {
                    574: 		    $result.=&select_user();
1.95      albertel  575: 		} elsif ($status_code eq 'unable') {
                    576: 		    $result.='<b>'.&mt("Unable to aqcuire a user to grade.").'</b>'.$back;
1.105     albertel  577: 		} elsif ($status_code eq 'not_allowed') {
                    578: 		    $result.='<b>'.&mt('Not allowed to grade the requested user.').' '.$msg.'</b>'.$back;
1.33      albertel  579: 		} else {
1.81      albertel  580: 		    $result.='<b>'.&mt("No user to be graded.").'</b>'.$back;
1.32      albertel  581: 		}
1.21      albertel  582: 	    }
1.33      albertel  583: 	    $webgrade='no';
1.87      albertel  584: 	    my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
1.32      albertel  585: 	}
                    586: 	if ($target eq 'webgrade' && defined($env{'form.queue'})) {
1.61      albertel  587: 	    if ($webgrade eq 'yes') {
                    588: 		$result.=&submission_time_stamp();
                    589: 	    }
1.32      albertel  590: 	    $result.=$form_tag_start;
                    591: 	    $result.='<input type="hidden" name="webgrade" value="'.
                    592: 		$webgrade.'" />';
                    593: 	    $result.='<input type="hidden" name="queue" value="'.
                    594: 		$env{'form.queue'}.'" />';
1.52      albertel  595: 	    if ($env{'form.regrade'}) {
                    596: 		$result.='<input type="hidden" name="regrade" value="'.
                    597: 		    $env{'form.regrade'}.'" />';
                    598: 	    }
1.62      albertel  599: 	    if ($env{'form.chosensections'}) {
                    600: 		my @chosen_sections=
                    601: 		    &Apache::loncommon::get_env_multiple('form.chosensections');
                    602: 		foreach my $sec (@chosen_sections) {
                    603: 		    $result.='<input type="hidden" name="chosensections" 
                    604:                                value="'.$sec.'" />';
                    605: 		}
                    606: 	    }
1.70      albertel  607: 	    if ($webgrade eq 'yes') { $result.=&webgrade_standard_info(); }
1.15      albertel  608: 	}
1.110     albertel  609: 	if ($target eq 'webgrade') {
                    610: 	    $result.="\n".'<table width="100%" style="width:100%" border="1">';
                    611: 	}
1.74      albertel  612:     } elsif ($target eq 'edit') {
                    613: 	$result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
                    614: 	    &Apache::structuretags::problem_edit_header();
                    615: 	$Apache::lonxml::warnings_error_header=
                    616: 	    &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 />";
                    617: 	my $temp=&Apache::edit::insertlist($target,$token);
                    618: 	$result.=$temp;
1.1       albertel  619:     } else {
                    620: 	# page_start returned a starting result, delete it if we don't need it
                    621: 	$result = '';
                    622:     }
                    623:     return $result;
                    624: }
                    625: 
1.32      albertel  626: sub get_key_todo {
                    627:     my ($target)=@_;
                    628:     my $todo;
1.33      albertel  629: 
                    630:     if (defined($env{'form.reviewasubmission'})) {
1.54      albertel  631: 	&Apache::lonxml::debug("review a submission....");
1.33      albertel  632: 	$env{'form.queue'}='reviewqueue';
                    633: 	return (undef,'show_list');
                    634:     }
                    635: 
                    636:     if (defined($env{'form.reviewagrading'})) {
                    637: 	&Apache::lonxml::debug("review a grading....");
                    638: 	$env{'form.queue'}='gradingqueue';
                    639: 	return (undef,'show_list');
                    640:     }
                    641: 
1.49      albertel  642:     if (defined($env{'form.regradeasubmission'})) {
                    643: 	&Apache::lonxml::debug("regrade a grading....");
                    644: 	$env{'form.queue'}='none';
                    645: 	return (undef,'select_user');
                    646:     }
                    647: 
1.105     albertel  648: 
                    649:     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
                    650: 
                    651:     #need to try both queues..
                    652:     if (defined($env{'form.regradeaspecificsubmission'}) &&
                    653: 	defined($env{'form.gradinguser'})               &&
                    654: 	defined($env{'form.gradingdomain'})               ) {
                    655: 	my ($symb,$cid)=&Apache::lonxml::whichuser();
                    656: 	my $cnum  = $env{'course.'.$cid.'.num'};
                    657: 	my $cdom  = $env{'course.'.$cid.'.domain'};
                    658: 	my $uname = $env{'form.gradinguser'};
                    659: 	my $udom  = $env{'form.gradingdomain'};
                    660: 
                    661: 	my $gradingkey=&encode_queue_key($symb,$udom,$uname);
                    662: 
                    663: 	my $queue;
                    664: 
                    665: 	if      (&in_queue('gradingqueue',$symb,$cdom,$cnum,$udom,$uname)) {
                    666: 	    $env{'form.queue'} = $queue = 'gradingqueue';
                    667: 	} elsif (&in_queue('reviewqueue' ,$symb,$cdom,$cnum,$udom,$uname)) {
                    668: 	    $env{'form.queue'} = $queue = 'reviewqueue';
                    669: 	}
                    670: 	
                    671: 	if (!$queue) {
                    672: 	    $env{'form.queue'} = $queue = 'none';
                    673: 	    #not queued so doing either a re or pre grade
                    674: 	    return ($gradingkey);
                    675: 	}
                    676: 
                    677: 	my $who=&queue_key_locked($queue,$gradingkey);
                    678: 	if ($who eq $me) {
                    679: 	    #already have the lock
                    680: 	    $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
                    681: 	    return ($gradingkey);
                    682: 	}
                    683: 	
                    684: 	if (!defined($who)) {
                    685: 	    if (&lock_key($queue,$gradingkey)) {
                    686: 		return ($gradingkey);
                    687: 	    } else {
                    688: 		return (undef,'lock_failed');
                    689: 	    }
                    690: 	}
                    691: 
                    692: 	#otherwise (defined($who) && $who ne $me) some else has it...
                    693: 	return (undef,'not_allowed',
                    694: 		&mt('Another user ([_1]) currently has the record for [_2] locked.',
                    695: 		    $who,$env{'form.gradinguser'}.'@'.$env{'form.gradingdomain'}));
                    696:     }
                    697: 
                    698: 
1.32      albertel  699:     my $queue=$env{'form.queue'};
1.33      albertel  700: 
1.32      albertel  701:     if (!defined($queue)) {
                    702: 	$env{'form.queue'}=$queue='gradingqueue';
                    703:     }
1.33      albertel  704: 
1.32      albertel  705:     my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.33      albertel  706: 
1.49      albertel  707:     if ($env{'form.queue'} eq 'none') {
                    708: 	if (defined($env{'form.gradingkey'})) {
                    709: 	    if ($target eq 'webgrade') {
                    710: 		if ($env{'form.stop'}) {
                    711: 		    return (undef,'stop');
                    712: 		} elsif ($env{'form.next'}) {
1.59      albertel  713: 		    return (undef,'select_user');
1.49      albertel  714: 		}
                    715: 	    }
                    716: 	    return ($gradingkey,'selected');
                    717: 	} else {
1.59      albertel  718: 	    return (undef,'select_user');
1.49      albertel  719: 	}
                    720:     }
1.32      albertel  721:     if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
1.33      albertel  722: 	&& !defined($env{'form.gradingaction'}) 
                    723: 	&& $env{'form.queuemode'} eq 'selected') {
                    724: 	
                    725: 	my $who=&queue_key_locked($queue,$gradingkey);
                    726: 	if ($who eq $me) {
                    727: 	    &Apache::lonxml::debug("Found a key was given to me");
                    728: 	    return ($gradingkey,'selected');
                    729: 	} else {
                    730: 	    return (undef,'show_list');
                    731: 	}
                    732: 
                    733:     }
                    734: 
                    735:     if ($target eq 'webgrade' && $env{'form.queuemode'} eq 'selected') {
                    736: 	if ($env{'form.gradingaction'} eq 'resume') {
                    737: 	    delete($env{'form.gradingaction'});
                    738: 	    &Apache::lonxml::debug("Resuming a key");
1.32      albertel  739: 	    return ($gradingkey);
1.33      albertel  740: 	} elsif ($env{'form.gradingaction'} eq 'unlock') {
                    741: 	    &Apache::lonxml::debug("Unlocking a key ".
                    742: 				     &check_queue_unlock($queue,$gradingkey,1));
                    743: 	    return (undef,'unlock');
                    744: 	} elsif ($env{'form.gradingaction'} eq 'select') {
                    745: 	    &Apache::lonxml::debug("Locking a key");
                    746: 	    if (&lock_key($queue,$gradingkey)) {
                    747: 		&Apache::lonxml::debug("Success $queue");
                    748: 		return ($gradingkey);
                    749: 	    }
                    750: 	    &Apache::lonxml::debug("Failed $queue");
                    751: 	    return (undef,'lock_failed');
1.32      albertel  752: 	}
                    753:     }
1.33      albertel  754: 
                    755:     if ($env{'form.queuemode'} ne 'selected') {
                    756: 	# don't get something new from the queue if they hit the stop button
                    757:     	if (!($env{'form.stop'} && $target eq 'webgrade') 
                    758: 	    && !$env{'form.gradingaction'}) {
                    759: 	    &Apache::lonxml::debug("Getting anew $queue");
                    760: 	    return (&get_from_queue($queue));
                    761: 	} else {
                    762: 	    return (undef,'stop');
                    763: 	}
1.32      albertel  764:     }
1.33      albertel  765:     return (undef,undef)
1.32      albertel  766: }
1.94      albertel  767: 
                    768: sub minimize_storage {
                    769:     foreach my $key (keys(%Apache::lonhomework::results)) {
                    770: 	if ($key =~ /regrader$/) { next; }
                    771: 	if ($Apache::lonhomework::results{$key} eq
                    772: 	    $Apache::lonhomework::history{$key}) {
                    773: 	    delete($Apache::lonhomework::results{$key});
                    774: 	}
                    775:     }
                    776: }
                    777: 
1.1       albertel  778: sub end_Task {
                    779:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
                    780:     my $result='';
                    781:     my $status=$Apache::inputtags::status['-1'];
1.29      albertel  782:     my ($version,$previous)=&get_version();
1.1       albertel  783:     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
1.15      albertel  784: 	$target eq 'tex') {
1.69      albertel  785: 	if ($target eq 'web' || $target eq 'answer' || $target eq 'tex') {
1.1       albertel  786: 	    if ($target eq 'web') {
1.54      albertel  787: 		if (&show_task($status,$previous)) {
                    788: 		    $result.=&Apache::lonxml::endredirection();
                    789: 		}
1.64      albertel  790: 		if ($status eq 'CAN_ANSWER' && !$previous && 
                    791: 		    !$env{'form.donescreen'}) {
1.15      albertel  792: 		    $result.="\n".'<table border="1">'.
1.28      albertel  793: 			&Apache::inputtags::file_selector("$version.0",
                    794: 							  "bridgetask","*",
1.46      albertel  795: 							  'portfolioonly',
                    796: 							  '
                    797: <h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
                    798: <p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
1.9       albertel  799: 							  "</table>";
1.77      albertel  800: 		}
1.78      albertel  801: 		if (!$previous && $status ne 'SHOW_ANSWER' &&
                    802: 		    &show_task($status,$previous)) {
1.9       albertel  803: 		    $result.=&Apache::inputtags::gradestatus('0');
1.64      albertel  804: 		    $result.='</form>';
                    805: 		    $result.=<<DONEBUTTON;
                    806: <form method="POST">
                    807:    <input type="hidden" name="donescreen" value="1" />
                    808:    <input type="submit" value="Done" />
                    809: </form>
                    810: DONEBUTTON
1.77      albertel  811:                 }
1.56      albertel  812: 		if (&show_task($status,$previous) &&
1.89      albertel  813: 		    $Apache::lonhomework::history{"resource.$version.0.status"} =~ /^(pass|fail)$/) {
                    814: 		    my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
1.54      albertel  815: 		    my $title=&Apache::lonnet::gettitle();
1.80      albertel  816: 
                    817: 		    my $slot_name=
1.89      albertel  818: 			$Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
1.80      albertel  819: 		    my %slot=&Apache::lonnet::get_slot($slot_name);
1.55      albertel  820: 		    my $start_time=
                    821: 			&Apache::lonlocal::locallocaltime($slot{'starttime'});
1.54      albertel  822: 
1.80      albertel  823: 		    my $status = "\n<div class='$bt_status'>\n";
1.54      albertel  824: 		    
                    825: 		    if ($bt_status eq 'pass')  {
                    826: 			$status.='<h2>You passed the '.$title.' given on '.
1.80      albertel  827: 			    $start_time.'</h2>';
1.54      albertel  828: 		    }
                    829: 		    if ($bt_status eq 'fail')  {
                    830: 			$status.='<h2>You did not pass the '.$title.' given on '.
1.80      albertel  831: 			    $start_time.'</h2>';
1.54      albertel  832: 			if (!$previous) {
                    833: 			    $status.=&add_request_another_attempt_button();
                    834: 			}
                    835: 		    }
                    836: 		    my $man_count=0;
                    837: 		    my $opt_count=0;
                    838: 		    my $opt_passed=0;
                    839: 		    foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
                    840: 			if ($Apache::bridgetask::dimensionmandatory{$dim_id}
                    841: 			    eq 'N') {
                    842: 			    $opt_count++;
1.89      albertel  843: 			    if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
1.54      albertel  844: 				$opt_passed++;
                    845: 			    }
                    846: 			} else {
                    847: 			    $man_count++;
                    848: 			}
                    849: 		    }
                    850: 		    my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
                    851: 							 $parstack,$safeeval);
                    852: 		    if ($opt_req !~ /\S/) { $opt_req='0'; }
1.99      albertel  853: 		    $status.="\n<p>".&mt('You needed to pass all of the [_1]  mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
1.54      albertel  854: 
                    855: 		    my $internal_location=&internal_location();
                    856: 		    $result=~s/\Q$internal_location\E/$status/;
                    857: 		}
1.13      albertel  858: 	    } 
                    859: 	    if ($target eq 'web' || $target eq 'webgrade') {
1.1       albertel  860: 		$result.=&Apache::lonxml::xmlend().'</html>';
                    861: 	    }
                    862: 	}
1.29      albertel  863: 	if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
1.12      albertel  864: 	    my $award='SUBMITTED';
1.28      albertel  865: 	    &Apache::essayresponse::file_submission("$version.0",'bridgetask',
1.20      albertel  866: 						    'portfiles',\$award);
1.14      albertel  867: 	    if ($award eq 'SUBMITTED' &&
1.28      albertel  868: 		$Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}) {
                    869: 		$Apache::lonhomework::results{"resource.0.tries"}=
                    870: 		    $Apache::lonhomework::results{"resource.$version.0.tries"}=
                    871: 		    1+$Apache::lonhomework::history{"resource.$version.0.tries"};
                    872: 
                    873: 		$Apache::lonhomework::results{"resource.0.award"}=
                    874: 		    $Apache::lonhomework::results{"resource.$version.0.award"}=
                    875: 		    $award;
1.51      albertel  876: 		$Apache::lonhomework::results{"resource.0.submission"}=
                    877: 		    $Apache::lonhomework::results{"resource.$version.0.submission"}='';
1.64      albertel  878: 	    } else {
                    879: 		delete($Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"});
1.77      albertel  880: 		$award = '';
1.10      albertel  881: 	    }
1.4       albertel  882: 	    &Apache::lonhomework::showhash(%Apache::lonhomework::results);
                    883: 	    &Apache::structuretags::finalize_storage();
1.83      albertel  884: 	    if ($award eq 'SUBMITTED'
                    885: 		&& defined($Apache::inputtags::slot_name)) {
1.82      albertel  886: 		&add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
1.14      albertel  887: 	    }
1.79      albertel  888: 	} elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
                    889: 	    &Apache::structuretags::finalize_storage();
1.1       albertel  890: 	}
1.32      albertel  891: 	if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
1.20      albertel  892: 	    my $optional_required=
                    893: 		&Apache::lonxml::get_param('OptionalRequired',$parstack,
                    894: 					   $safeeval);
                    895: 	    my $optional_passed=0;
                    896: 	    my $mandatory_failed=0;
                    897: 	    my $ungraded=0;
                    898: 	    my $review=0;   
1.21      albertel  899: 	    &Apache::lonhomework::showhash(%Apache::lonhomework::results);
1.20      albertel  900: 	    foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
                    901: 		my $status=
1.89      albertel  902: 		    $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
1.20      albertel  903: 		my $mandatory=
                    904: 		    ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
                    905: 		if ($status eq 'pass') {
                    906: 		    if (!$mandatory) { $optional_passed++; }
                    907: 		} elsif ($status eq 'fail') {
                    908: 		    if ($mandatory) { $mandatory_failed++; }
                    909: 		} elsif ($status eq 'ungraded') {
                    910: 		    $ungraded++;
                    911: 		} elsif ($status eq 'review') {
                    912: 		    $review++;
1.49      albertel  913: 		} else {
                    914: 		    $ungraded++;
                    915: 		}
1.20      albertel  916: 	    }
                    917: 	    if ($optional_passed < $optional_required) {
                    918: 		$mandatory_failed++;
                    919: 	    }
1.21      albertel  920: 	    &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  921: 	    $Apache::lonhomework::results{'resource.0.regrader'}=
1.20      albertel  922: 		$env{'user.name'}.'@'.$env{'user.domain'};
                    923: 	    if ($review) {
1.89      albertel  924: 		$Apache::lonhomework::results{"resource.$version.0.status"}='review';
1.33      albertel  925: 		if ($env{'form.queue'} eq 'reviewqueue') {
                    926: 		    &check_queue_unlock($env{'form.queue'});
                    927: 		    &Apache::lonxml::debug(" still needs review not changing status.");
                    928: 		} else {
1.49      albertel  929: 		    &move_between_queues($env{'form.queue'},'reviewqueue');
1.33      albertel  930: 		}
1.20      albertel  931: 	    } elsif ($ungraded) {
1.89      albertel  932: 		$Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
1.49      albertel  933: 		if ($env{'form.queue'} eq 'reviewqueue' ||
                    934: 		    $env{'form.queue'} eq 'none' ) {
1.33      albertel  935: 		    &Apache::lonxml::debug("moving back.");
1.49      albertel  936: 		    &move_between_queues($env{'form.queue'},'gradingqueue');
1.33      albertel  937: 		} else {
                    938: 		    &check_queue_unlock($env{'form.queue'});
                    939: 		}
1.20      albertel  940: 	    } elsif ($mandatory_failed) {
1.89      albertel  941: 		$Apache::lonhomework::results{"resource.$version.0.status"}='fail';
1.25      albertel  942: 		$Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
                    943: 		$Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
                    944: 		$Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
1.39      albertel  945: 		&remove_from_queue($env{'form.queue'}); 
                    946: 
                    947: 		my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52      albertel  948: 		
                    949: 		if ($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: 	    } else {
1.89      albertel  959: 		$Apache::lonhomework::results{"resource.$version.0.status"}='pass';
1.25      albertel  960: 		$Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
                    961: 		$Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
                    962: 		$Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
1.32      albertel  963: 		&remove_from_queue($env{'form.queue'});
1.39      albertel  964: 
                    965: 		my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
1.52      albertel  966: 		if ($env{'form.regrade'} ne 'yes') {
                    967: 		    $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
                    968: 			$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
                    969: 		    &Apache::grades::version_portfiles(
                    970: 						       \%Apache::lonhomework::results,
                    971: 						       ["$version.0.bridgetask"],$courseid,
                    972: 						       $symb,$udom,$uname,
                    973: 						       ["$version.0.bridgetask"]);
                    974: 		}
1.20      albertel  975: 	    }
1.89      albertel  976: 	    $Apache::lonhomework::results{"resource.0.status"}=
                    977: 		$Apache::lonhomework::results{"resource.$version.0.status"};
1.28      albertel  978: 	    if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
1.26      albertel  979: 		$Apache::lonhomework::results{"resource.0.award"}=
1.50      albertel  980: 		    $Apache::lonhomework::results{"resource.$version.0.award"};
1.26      albertel  981: 		$Apache::lonhomework::results{"resource.0.awarded"}=
1.50      albertel  982: 		    $Apache::lonhomework::results{"resource.$version.0.awarded"};
1.26      albertel  983: 		$Apache::lonhomework::results{"resource.0.solved"}=
1.50      albertel  984: 		    $Apache::lonhomework::results{"resource.$version.0.solved"};
1.25      albertel  985: 	    }
1.94      albertel  986: 	    &minimize_storage();
1.21      albertel  987: 	    &Apache::structuretags::finalize_storage();
1.20      albertel  988: 	}
1.15      albertel  989:     } elsif ($target eq 'webgrade') {
1.18      albertel  990: 	$result.="</table>\n<hr />";
1.20      albertel  991: 	#$result.='<input type="submit" name="next" value="'.
                    992: 	#    &mt('Save &amp; Next').'" /> ';
                    993: 	#$result.='<input type="submit" name="end" value="'.
                    994: 	#    &mt('Save &amp; Stop Grading').'" /> ';
                    995: 	#$result.='<input type="submit" name="throwaway" value="'.
                    996: 	#    &mt('Throw Away &amp; Stop Grading').'" /> ';
                    997: 	#$result.='<input type="submit" name="save" value="'.
                    998: 	#    &mt('Save Partial Grade and Continue Grading').'" /> ';
1.15      albertel  999: 	$result.='</form>'.&Apache::loncommon::endbodytag().'</html>';
1.1       albertel 1000:     } elsif ($target eq 'meta') {
1.70      albertel 1001: 	$result.=&Apache::response::meta_package_write('Task');
1.77      albertel 1002:         $result.=&Apache::response::meta_stores_write('solved','string',
                   1003: 						      'Problem Status');
                   1004: 	$result.=&Apache::response::meta_stores_write('tries','int_zeropos',
                   1005: 						      'Number of Attempts');
                   1006: 	$result.=&Apache::response::meta_stores_write('awarded','float',
                   1007: 						      'Partial Credit Factor');
                   1008: 	$result.=&Apache::response::meta_stores_write('status','string',
                   1009: 						      'Bridge Task Status');
1.1       albertel 1010:     }
1.4       albertel 1011:     undef($Apache::lonhomework::parsing_a_task);
1.1       albertel 1012:     return $result;
                   1013: }
                   1014: 
1.31      albertel 1015: sub move_between_queues {
                   1016:     my ($src_queue,$dest_queue)=@_;
1.49      albertel 1017:     my $cur_data;
                   1018:     if ($src_queue ne 'none') {
                   1019: 	$cur_data=&get_queue_data($src_queue);
                   1020: 	if (!$cur_data) { return 'not_exist'; }
                   1021:     } else {
                   1022: 	$cur_data = ['none'];
                   1023:     }
1.82      albertel 1024:     my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
1.31      albertel 1025:     if ($result ne 'ok') {
                   1026: 	return $result;
                   1027:     }
                   1028:     &check_queue_unlock($src_queue);
                   1029:     return &remove_from_queue($src_queue);
1.21      albertel 1030: }
                   1031: 
                   1032: sub check_queue_unlock {
1.32      albertel 1033:     my ($queue,$key,$allow_not_me)=@_;
1.49      albertel 1034:     if ($queue eq 'none') { return 'ok'; }
1.30      albertel 1035:     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.32      albertel 1036:     if (!defined($key)) {
                   1037: 	$key="$symb\0queue\0$uname\@$udom";
                   1038:     }
1.30      albertel 1039:     my $cnum=$env{'course.'.$cid.'.num'};
                   1040:     my $cdom=$env{'course.'.$cid.'.domain'};
                   1041:     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
                   1042:     my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
                   1043:     if  ($who eq $me) {
1.32      albertel 1044: 	return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
                   1045:     } elsif ($allow_not_me) {
1.33      albertel 1046: 	&Apache::lonxml::debug("unlocking $who by $me");
1.32      albertel 1047: 	return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
1.30      albertel 1048:     }
1.32      albertel 1049:     return 'not_owner';
1.21      albertel 1050: }
                   1051: 
1.88      albertel 1052: sub in_queue {
                   1053:     my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
                   1054:     if ($queue eq 'none') { return 0; }
                   1055:     if (!defined($symb) || !defined($cdom) || !defined($cnum)
                   1056: 	|| !defined($udom) || !defined($uname)) {
                   1057: 	($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
                   1058: 	$cnum=$env{'course.'.$cid.'.num'};
                   1059: 	$cdom=$env{'course.'.$cid.'.domain'};
                   1060:     }
                   1061: 
                   1062:     my $key=&encode_queue_key($symb,$udom,$uname);
                   1063:     my %results = &Apache::lonnet::get($queue,[$key],$cdom,$cnum);
                   1064: 
                   1065:     if (defined($results{$key})) {
                   1066: 	return 1;
                   1067:     }
                   1068:     return 0;
                   1069: }
                   1070: 
1.21      albertel 1071: sub remove_from_queue {
1.86      albertel 1072:     my ($queue,$symb,$cdom,$cnum,$udom,$uname)=@_;
1.49      albertel 1073:     if ($queue eq 'none') { return 'ok'; }
1.86      albertel 1074:     if (!defined($symb) || !defined($cdom) || !defined($cnum)
                   1075: 	|| !defined($udom) || !defined($uname)) {
                   1076: 	($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
                   1077: 	$cnum=$env{'course.'.$cid.'.num'};
                   1078: 	$cdom=$env{'course.'.$cid.'.domain'};
                   1079:     }
1.88      albertel 1080:     if (!&in_queue($queue,$symb,$cdom,$cnum,$udom,$uname)) {
                   1081: 	return 'ok';
                   1082:     }
1.86      albertel 1083:     my $key=&encode_queue_key($symb,$udom,$uname);
1.27      albertel 1084:     my @keys=($key,"$key\0locked");
1.31      albertel 1085:     return &Apache::lonnet::del($queue,\@keys,$cdom,$cnum);
1.21      albertel 1086: }
                   1087: 
1.16      albertel 1088: sub setup_env_for_other_user {
                   1089:     my ($queue_key,$safeeval)=@_;
                   1090:     my ($symb,$uname,$udom)=&decode_queue_key($queue_key);
1.30      albertel 1091:     &Apache::lonxml::debug("setup_env for $queue_key");
1.16      albertel 1092:     $env{'form.grade_symb'}=$symb;
                   1093:     $env{'form.grade_domain'}=$udom;
                   1094:     $env{'form.grade_username'}=$uname;
                   1095:     $env{'form.grade_courseid'}=$env{'request.course.id'};
                   1096:     &Apache::lonxml::initialize_rndseed($safeeval);
                   1097: }
                   1098: 
1.31      albertel 1099: sub get_queue_data {
                   1100:     my ($queue)=@_;
                   1101:     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
                   1102:     my $cnum=$env{'course.'.$cid.'.num'};
                   1103:     my $cdom=$env{'course.'.$cid.'.domain'};
                   1104:     my $todo="$symb\0queue\0$uname\@$udom";
                   1105:     my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
                   1106:     if ($key eq $todo && ref($value)) {
                   1107: 	return $value;
                   1108:     }
                   1109:     return undef;
                   1110: }
                   1111: 
1.84      albertel 1112: 
1.49      albertel 1113: sub check_queue_for_key {
1.84      albertel 1114:     my ($cdom,$cnum,$queue,$todo)=@_;
                   1115: 
1.49      albertel 1116:     my %results=
                   1117: 	&Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
                   1118:     
                   1119:     if (exists($results{$todo}) && ref($results{$todo})) {
                   1120: 	if (defined($results{"$todo\0locked"})) {
                   1121: 	    return 'locked';
                   1122: 	}
1.86      albertel 1123: 	my $slot;
                   1124: 	if (ref($results{$todo}) eq 'ARRAY')  {
                   1125: 	    $slot = $results{$todo}[0];
                   1126: 	} elsif (ref($results{$todo}) eq 'HASH')  {
                   1127: 	    $slot = $results{$todo}{'slot'};
                   1128: 	}
                   1129: 	if (defined($slot)) {
                   1130: 	    my %slot_data=&Apache::lonnet::get_slot($slot);
                   1131: 	    if ($slot_data{'endtime'} > time) { 
                   1132: 		return 'in_progress';
                   1133: 	    }
1.58      albertel 1134: 	}
1.49      albertel 1135: 	return 'enqueued';
                   1136:     }
                   1137:     return undef;
                   1138: }
                   1139: 
1.14      albertel 1140: sub add_to_queue {
1.82      albertel 1141:     my ($queue,$user_data)=@_;
1.49      albertel 1142:     if ($queue eq 'none') { return 'ok'; }
1.14      albertel 1143:     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
1.82      albertel 1144:     if (!$cid || $env{'request.state'} eq 'construct') {
                   1145: 	return 'no_queue';
                   1146:     }
1.14      albertel 1147:     my $cnum=$env{'course.'.$cid.'.num'};
                   1148:     my $cdom=$env{'course.'.$cid.'.domain'};
                   1149:     my %data;
1.82      albertel 1150:     $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
1.83      albertel 1151:     return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
1.14      albertel 1152: }
                   1153: 
                   1154: sub show_queue {
1.32      albertel 1155:     my ($queue,$with_selects)=@_;
1.14      albertel 1156:     my $result;
                   1157:     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
                   1158:     my $cnum=$env{'course.'.$cid.'.num'};
                   1159:     my $cdom=$env{'course.'.$cid.'.domain'};
1.59      albertel 1160: 
                   1161:     my @chosen_sections=
                   1162: 	&Apache::loncommon::get_env_multiple('form.chosensections');
                   1163:     &Apache::grades::init_perm();
                   1164:     my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
                   1165:     &Apache::grades::reset_perm();
1.63      albertel 1166:     if (!(grep(/^all$/,@chosen_sections))) {
                   1167: 	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
                   1168: 	    '</tt>.</p> '."\n";
                   1169:     }
1.59      albertel 1170: 
1.16      albertel 1171:     my $regexp="^$symb\0";
1.30      albertel 1172:     my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.31      albertel 1173:     my ($tmp)=%queue;
                   1174:     if ($tmp=~/^error: 2 /) {
1.33      albertel 1175: 	return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
1.31      albertel 1176:     }
1.103     albertel 1177:     my $title=&Apache::lonnet::gettitle($symb);
                   1178:     $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
                   1179:     if ($with_selects) { $result.="<th>Status</th><th></th>"; }
                   1180:     $result.="<th>user</th><th>data</th></tr>";
1.14      albertel 1181:     foreach my $key (sort(keys(%queue))) {
1.59      albertel 1182: 	my ($symb,$uname,$udom) = &decode_queue_key($key);
                   1183: 	if (!defined($classlist->{$uname.':'.$udom})) { next; }
1.32      albertel 1184: 	if ($key=~/locked$/ && !$with_selects) {
1.103     albertel 1185: 	    $result.="<tr><td>$uname</td>";
                   1186: 	    $result.='<td>'.$queue{$key}.'</td></tr>';
1.32      albertel 1187: 	} elsif ($key=~/timestamp$/ && !$with_selects) {
1.103     albertel 1188: 	    $result.="<tr><td></td>";
                   1189: 	    $result.='<td>'.
1.16      albertel 1190: 		&Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
1.32      albertel 1191: 	} elsif ($key!~/(timestamp|locked)$/) {
                   1192: 	    $result.="<tr>";
1.35      albertel 1193: 	    my $slot=$queue{$key}->[0];
                   1194: 	    my %slot_data=&Apache::lonnet::get_slot($slot);
1.32      albertel 1195: 	    if ($with_selects) {
                   1196: 		my $ekey=&Apache::lonnet::escape($key);
1.103     albertel 1197: 		my ($action,$description,$status)=('select',&mt('Select'));
1.32      albertel 1198: 		if (exists($queue{"$key\0locked"})) {
                   1199: 		    my $me=$env{'user.name'}.'@'.$env{'user.domain'};
1.103     albertel 1200: 		    $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
1.32      albertel 1201: 		    if ($me eq $queue{"$key\0locked"}) {
                   1202: 			($action,$description)=('resume',&mt('Resume'));
                   1203: 		    } else {
                   1204: 			($action,$description)=('unlock',&mt('Unlock'));
                   1205: 		    }
                   1206: 		}
1.62      albertel 1207: 		my $seclist;
                   1208: 		foreach my $sec (@chosen_sections) {
                   1209: 		    $seclist.='<input type="hidden" name="chosensections" 
                   1210:                                value="'.$sec.'" />';
                   1211: 		}
1.35      albertel 1212: 		if (time > $slot_data{'endtime'}) {
                   1213: 		    $result.=(<<FORM);
1.103     albertel 1214: <td>$status</td>
1.32      albertel 1215: <td>
1.103     albertel 1216: <form style="display: inline" method="POST">
1.32      albertel 1217:  <input type="hidden" name="gradingkey" value="$ekey" />
                   1218:  <input type="hidden" name="queue" value="$queue" />
                   1219:  <input type="hidden" name="gradingaction" value="$action" />
                   1220:  <input type="hidden" name="webgrade" value="no" />
1.33      albertel 1221:  <input type="hidden" name="queuemode" value="selected" />
1.32      albertel 1222:  <input type="submit" name="submit" value="$description" />
1.62      albertel 1223:  $seclist
1.32      albertel 1224: </form>
                   1225: </td>
                   1226: FORM
1.35      albertel 1227: 
                   1228:                 } else {
                   1229: 		    $result.='<td>'.&mt("In Progress").'</td>'
                   1230: 		}
1.32      albertel 1231: 	    }
1.104     albertel 1232: 	    $result.= "<td>".$fullname->{$uname.':'.$udom}.
                   1233: 		" <tt>($uname\@$udom)</tt> </td>";
1.103     albertel 1234: 	    $result.='<td>Slot: '.$slot.' End time: '.
1.20      albertel 1235: 		&Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
                   1236: 		"</td></tr>";
1.16      albertel 1237: 	}
1.14      albertel 1238:     }
1.15      albertel 1239:     $result.="</table><hr />\n";
1.14      albertel 1240:     return $result;
                   1241: }
                   1242: 
1.34      albertel 1243: sub get_queue_counts {
                   1244:     my ($queue)=@_;
                   1245:     my $result;
                   1246:     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
                   1247:     my $cnum=$env{'course.'.$cid.'.num'};
                   1248:     my $cdom=$env{'course.'.$cid.'.domain'};
                   1249:     my $regexp="^$symb\0";
                   1250:     my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
                   1251:     my ($tmp)=%queue;
                   1252:     if ($tmp=~/^error: 2 /) {
                   1253: 	return (0,0,0);
                   1254:     }
                   1255:     my ($entries,$ready_to_grade,$locks)=(0,0,0);
1.96      albertel 1256:     my %slot_cache;
1.34      albertel 1257:     foreach my $key (sort(keys(%queue))) {
                   1258: 	if ($key=~/locked$/) {
                   1259: 	    $locks++;
                   1260: 	} elsif ($key=~/timestamp$/) {
                   1261: 	    #ignore
                   1262: 	} elsif ($key!~/(timestamp|locked)$/) {
                   1263: 	    my ($symb,$uname,$udom) = &decode_queue_key($key);
                   1264: 	    $entries++;
                   1265: 	    my $slot=$queue{$key}->[0];
1.96      albertel 1266: 	    if (!exists($slot_cache{$slot})) {
                   1267: 		my %slot_data=&Apache::lonnet::get_slot($slot);
                   1268: 		$slot_cache{$slot} = \%slot_data;
                   1269: 	    }
                   1270: 	    if (time > $slot_cache{$slot}{'endtime'}) {
1.34      albertel 1271: 		$ready_to_grade++;
                   1272: 	    }
                   1273: 	}
                   1274:     }
                   1275:     return ($entries,$ready_to_grade,$locks);
                   1276: }
                   1277: 
1.49      albertel 1278: sub encode_queue_key {
                   1279:     my ($symb,$udom,$uname)=@_;
                   1280:     return "$symb\0queue\0$uname\@$udom";
                   1281: }
                   1282: 
1.14      albertel 1283: sub decode_queue_key {
                   1284:     my ($key)=@_;
                   1285:     my ($symb,undef,$user) = split("\0",$key);
                   1286:     my ($uname,$udom) = split('@',$user);
                   1287:     return ($symb,$uname,$udom);
                   1288: }
                   1289: 
                   1290: sub queue_key_locked {
1.30      albertel 1291:     my ($queue,$key,$cdom,$cnum)=@_;
1.33      albertel 1292:     if (!defined($cdom) || !defined($cnum)) {
                   1293: 	my (undef,$cid)=&Apache::lonxml::whichuser();
                   1294: 	$cnum=$env{'course.'.$cid.'.num'};
                   1295: 	$cdom=$env{'course.'.$cid.'.domain'};
                   1296:     }
1.14      albertel 1297:     my ($key_locked,$value)=
1.30      albertel 1298: 	&Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
1.14      albertel 1299:     if ($key_locked eq "$key\0locked") {
                   1300: 	return $value;
                   1301:     }
                   1302:     return undef;
                   1303: }
                   1304: 
                   1305: sub pick_from_queue_data {
1.30      albertel 1306:     my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
1.98      albertel 1307:     my @possible; # will hold queue entries that are valid to be selected
1.30      albertel 1308:     foreach my $key (keys(%$queuedata)) {
1.68      albertel 1309: 	if ($key =~ /\0locked$/) { next; }
                   1310: 	if ($key =~ /\0timestamp$/) { next; }
1.14      albertel 1311: 	my ($symb,$uname,$udom)=&decode_queue_key($key);
                   1312: 	if ($check_section) {
                   1313: 	    my $section=&Apache::lonnet::getsection($uname,$udom);
1.17      albertel 1314: 	    if ($section eq $check_section) {
1.33      albertel 1315: 		&Apache::lonxml::debug("my sec");
1.15      albertel 1316: 		next;
                   1317: 	    }
1.14      albertel 1318: 	}
1.30      albertel 1319: 	my $slot=$queuedata->{$key}[0];
1.14      albertel 1320: 	my %slot_data=&Apache::lonnet::get_slot($slot);
1.15      albertel 1321: 	if ($slot_data{'endtime'} > time) { 
1.33      albertel 1322: 	    &Apache::lonxml::debug("not time");
1.15      albertel 1323: 	    next;
                   1324: 	}
1.98      albertel 1325: 	if (exists($queuedata->{"$key\0locked"})) {
1.33      albertel 1326: 	    &Apache::lonxml::debug("someone already has um.");
1.15      albertel 1327: 	    next;
                   1328: 	}
1.98      albertel 1329: 	push(@possible,[$key,$slot_data{'endtime'}]);
                   1330:     }
                   1331:     if (@possible) {
                   1332:         # sort entries in order by slot end time
                   1333: 	@possible = sort { $a->[1] <=> $b->[1] } @possible;
                   1334: 	# pick one of the first ten entries
                   1335: 	my $max=($#possible < 10) ? $#possible : 10;
                   1336: 	return $possible[int(rand($max))][0];
1.14      albertel 1337:     }
                   1338:     return undef;
                   1339: }
                   1340: 
1.15      albertel 1341: sub find_mid_grade {
1.30      albertel 1342:     my ($queue,$symb,$cdom,$cnum)=@_;
1.16      albertel 1343:     my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
1.15      albertel 1344:     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
                   1345:     if ($todo) {
1.30      albertel 1346: 	my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
1.15      albertel 1347: 	if ($who eq $me) { return $todo; }
                   1348:     }
                   1349:     my $regexp="^$symb\0.*\0locked\$";
1.30      albertel 1350:     my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.15      albertel 1351:     foreach my $key (keys(%locks)) {
                   1352: 	my $who=$locks{$key};
                   1353: 	if ($who eq $me) {
                   1354: 	    $todo=$key;
                   1355: 	    $todo=~s/\0locked$//;
                   1356: 	    return $todo;
                   1357: 	}
                   1358:     }
                   1359:     return undef;
                   1360: }
                   1361: 
1.32      albertel 1362: sub lock_key {
                   1363:     my ($queue,$todo)=@_;
                   1364:     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
                   1365:     my (undef,$cid)=&Apache::lonxml::whichuser();
                   1366:     my $cnum=$env{'course.'.$cid.'.num'};
                   1367:     my $cdom=$env{'course.'.$cid.'.domain'};
                   1368:     my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
                   1369: 					$cdom,$cnum);
1.33      albertel 1370:     &Apache::lonxml::debug("success $success $todo");
1.32      albertel 1371:     if ($success eq 'ok') {
                   1372: 	return 1;
                   1373:     }
                   1374:     return 0;
                   1375: }
                   1376: 
1.86      albertel 1377: sub get_queue_symb_status {
1.85      albertel 1378:     my ($queue,$symb,$cdom,$cnum) = @_;
                   1379:     if (!defined($cdom) || !defined($cnum)) {
                   1380: 	my (undef,$cid)=&Apache::lonxml::whichuser();
                   1381: 	$cnum=$env{'course.'.$cid.'.num'};
                   1382: 	$cdom=$env{'course.'.$cid.'.domain'};
                   1383:     }
                   1384:     my $regexp="^$symb\0";
                   1385:     my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
                   1386:     my ($tmp)=%queue;
                   1387:     if ($tmp=~/^error: 2 /) { return; }
                   1388:     my @users;
                   1389:     foreach my $key (sort(keys(%queue))) {
                   1390: 	next if ($key=~/locked$/);
                   1391: 	next if ($key=~/timestamp$/);
                   1392: 	my ($symb,$uname,$udom) = &decode_queue_key($key);
                   1393: 	push(@users,"$uname:$udom");
                   1394:     }
                   1395:     return @users;
                   1396: }
                   1397: 
1.14      albertel 1398: sub get_from_queue {
1.30      albertel 1399:     my ($queue)=@_;
1.14      albertel 1400:     my $result;
                   1401:     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
                   1402:     my $cnum=$env{'course.'.$cid.'.num'};
                   1403:     my $cdom=$env{'course.'.$cid.'.domain'};
1.32      albertel 1404:     my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
1.33      albertel 1405:     &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
1.16      albertel 1406:     if ($todo) { return $todo; }
1.95      albertel 1407:     my $attempts=0;
1.14      albertel 1408:     while (1) {
1.95      albertel 1409: 	if ($attempts > 2) {
                   1410: 	    # tried twice to get a queue entry, giving up
                   1411: 	    return (undef,'unable');
                   1412: 	}
1.14      albertel 1413: 	my $starttime=time;
1.83      albertel 1414: 	&Apache::lonnet::cput($queue,{"$symb\0timestamp"=>$starttime},
                   1415: 			      $cdom,$cnum);
1.33      albertel 1416: 	&Apache::lonxml::debug("$starttime");
1.14      albertel 1417: 	my $regexp="^$symb\0queue\0";
1.97      albertel 1418: 	my $range= ($attempts < 1 ) ? '0-100' : '0-400';
                   1419: 
1.98      albertel 1420: 	my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
1.33      albertel 1421: 	#make a pass looking for a user _not_ in my section
1.14      albertel 1422: 	if ($env{'request.course.sec'}) {
1.33      albertel 1423: 	    &Apache::lonxml::debug("sce");
1.30      albertel 1424: 	    $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
                   1425: 					\%queue,$cdom,$cnum);
1.33      albertel 1426: 	    &Apache::lonxml::debug("sce $todo");
1.14      albertel 1427: 	}
1.33      albertel 1428: 	# no one _not_ in our section so look for any user that is
                   1429: 	# ready for grading
1.14      albertel 1430: 	if (!$todo) {
1.33      albertel 1431: 	    &Apache::lonxml::debug("no sce");
1.98      albertel 1432: 	    $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
1.33      albertel 1433: 	    &Apache::lonxml::debug("no sce $todo");
1.14      albertel 1434: 	}
                   1435: 	# no user to grade 
                   1436: 	if (!$todo) { last; }
1.33      albertel 1437: 	&Apache::lonxml::debug("got $todo");
1.14      albertel 1438: 	# otherwise found someone so lets try to lock them
1.32      albertel 1439: 	# unless someone else already picked them
1.95      albertel 1440: 	if (!&lock_key($queue,$todo)) {
                   1441: 	    $attempts++;
                   1442: 	    next;
                   1443: 	}
1.14      albertel 1444: 	my (undef,$endtime)=
1.30      albertel 1445: 	    &Apache::lonnet::get($queue,["$symb\0timestamp"],
1.14      albertel 1446: 				 $cdom,$cnum);
1.33      albertel 1447: 	&Apache::lonxml::debug("emd  $endtime");
1.14      albertel 1448: 	# someone else already modified the queue, 
                   1449: 	# perhaps our picked user wass already fully graded between
                   1450: 	# when we picked him and when we locked his record? so lets
                   1451: 	# double check.
                   1452: 	if ($endtime != $starttime) {
                   1453: 	    my ($key,$value)=
1.30      albertel 1454: 		&Apache::lonnet::get($queue,["$todo"],
1.14      albertel 1455: 				     $cdom,$cnum);
1.33      albertel 1456: 	    &Apache::lonxml::debug("check  $key .. $value");
1.14      albertel 1457: 	    if ($key eq $todo && ref($value)) {
                   1458: 	    } else {
1.30      albertel 1459: 		&Apache::lonnet::del($queue,["$todo\0locked"],
1.14      albertel 1460: 				     $cdom,$cnum);
1.33      albertel 1461: 		&Apache::lonxml::debug("del");
1.95      albertel 1462: 		$attempts++;
1.14      albertel 1463: 		next;
                   1464: 	    }
                   1465: 	}
1.33      albertel 1466: 	&Apache::lonxml::debug("last $todo");
1.14      albertel 1467: 	last;
                   1468:     }
                   1469:     return $todo;
                   1470: }
                   1471: 
1.49      albertel 1472: sub select_user {
                   1473:     my ($symb,$cid)=&Apache::lonxml::whichuser();
                   1474: 
1.59      albertel 1475:     my @chosen_sections=
                   1476: 	&Apache::loncommon::get_env_multiple('form.chosensections');
1.49      albertel 1477:     &Apache::grades::init_perm();
1.59      albertel 1478:     my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
1.49      albertel 1479:     &Apache::grades::reset_perm();
1.63      albertel 1480:     
                   1481:     my $result;
                   1482:     if (!(grep(/^all$/,@chosen_sections))) {
                   1483: 	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
                   1484: 	    '</tt>.</p> '."\n";
                   1485:     }
                   1486:     $result.='<table border="1">';
1.49      albertel 1487: 
                   1488:     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
                   1489: 	my ($uname,$udom) = split(/:/,$student);
1.59      albertel 1490: 	
1.84      albertel 1491: 	my $cnum=$env{'course.'.$cid.'.num'};
                   1492: 	my $cdom=$env{'course.'.$cid.'.domain'};
1.88      albertel 1493: 	my %status = &get_student_status($symb,$cdom,$cnum,$udom,$uname,
                   1494: 					 'Task');
1.49      albertel 1495: 	my $queue = 'none';
1.58      albertel 1496: 	my $cannot_grade;
                   1497: 	if ($status{'reviewqueue'} =~ /^(in_progress|enqueue)$/) {
1.49      albertel 1498: 	    $queue = 'reviewqueue';
1.58      albertel 1499: 	    if ($status{'reviewqueue'} eq 'in_progress') {
                   1500: 		$cannot_grade=1;
                   1501: 	    }
                   1502: 	} elsif ($status{'gradingqueue'} =~ /^(in_progress|enqueue)$/) {
1.49      albertel 1503: 	    $queue = 'gradingqueue';
1.58      albertel 1504: 	    if ($status{'gradingqueue'} eq 'in_progress') {
                   1505: 		$cannot_grade=1;
                   1506: 	    }
1.49      albertel 1507: 	}
                   1508: 	my $todo = 
                   1509: 	    &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
1.58      albertel 1510: 	if ($cannot_grade) {
                   1511: 	    $result.='<tr><td>&nbsp;</td><td>'.$fullname->{$student}.
                   1512: 		'</td><td>';
                   1513: 	} else {
1.62      albertel 1514: 	    my $seclist;
                   1515: 	    foreach my $sec (@chosen_sections) {
                   1516: 		$seclist.='<input type="hidden" name="chosensections" 
                   1517:                                value="'.$sec.'" />';
                   1518: 	    }
1.102     albertel 1519: 	    my $studentdis = $student;
                   1520: 	    $studentdis =~ tr/:/@/;
1.58      albertel 1521: 	    $result.=<<RESULT;
1.49      albertel 1522: <tr>
                   1523:   <td>
1.102     albertel 1524:     <form style="display: inline" method="POST">
1.49      albertel 1525:       <input type="hidden" name="gradingkey" value="$todo" />
                   1526:       <input type="hidden" name="queue" value="$queue" />
                   1527:       <input type="hidden" name="webgrade" value="no" />
1.52      albertel 1528:       <input type="hidden" name="regrade" value="yes" />
1.62      albertel 1529:       <input type="submit" name="submit" value="Regrade" />
                   1530:       $seclist
1.49      albertel 1531:     </form>
1.102     albertel 1532:   <td>$fullname->{$student} <tt>($studentdis)</tt></td>
1.49      albertel 1533:   <td>
                   1534: RESULT
1.58      albertel 1535:         }
1.49      albertel 1536:         if ($status{'status'} eq 'pass') {
                   1537: 	    $result .= '<font color="green">'.&mt('Passed').'</font>';
                   1538: 	} elsif ($status{'status'} eq 'fail') {
                   1539: 	    $result .= '<font color="red">'.&mt('Failed').'</font>';
                   1540: 	} elsif ($status{'status'} eq 'review') {
                   1541: 	    $result .= '<font color="blue">'.&mt('Under Review').'</font>';
                   1542: 	} elsif ($status{'status'} eq 'ungraded') {
                   1543: 	    $result .= &mt('Ungraded');
                   1544: 	} elsif ($status{'status'} ne '') {
                   1545: 	    $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
                   1546: 	} else {
                   1547: 	    $result.="&nbsp;";
                   1548: 	}
                   1549: 	if ($status{'version'}) {
                   1550: 	    $result .= ' '.&mt('Version').' '.$status{'version'};
                   1551: 	}
1.101     albertel 1552: 	if ($status{'grader'}) {
                   1553: 	    $result .= ' '.&mt('(Graded by [_1])',$status{'grader'}).' ';
                   1554: 	}
1.49      albertel 1555: 	$result.= '</td><td>';
                   1556: 	if ($status{'reviewqueue'} eq 'enqueued') {
                   1557: 	    $result .= &mt('Awaiting Review');
                   1558: 	} elsif ($status{'reviewqueue'} eq 'locked') {
                   1559: 	    $result .= &mt('Under Review');
1.58      albertel 1560: 	} elsif ($status{'reviewqueue'} eq 'in_progress') {
                   1561: 	    $result .= &mt('Still being worked on.');
1.49      albertel 1562: 	} elsif ($status{'gradingqueue'} eq 'enqueued') {
                   1563: 	    $result .= &mt('Awaiting Grading');
                   1564: 	} elsif ($status{'gradingqueue'} eq 'locked') {
                   1565: 	    $result .= &mt('Being Graded');
1.58      albertel 1566: 	} elsif ($status{'gradingqueue'} eq 'in_progress') {
                   1567: 	    $result .= &mt('Still being worked on.');
1.49      albertel 1568: 	} else {
                   1569: 	    $result.="&nbsp;";
                   1570: 	}
                   1571: 	$result.= '</td></tr>';
                   1572:     }
                   1573:     $result.='</table>';
                   1574:     return $result;
                   1575: }
                   1576: 
                   1577: sub get_student_status {
1.86      albertel 1578:     my ($symb,$cdom,$cnum,$udom,$uname,$type)=@_;
                   1579: 
                   1580:     my %status;
                   1581: 
                   1582:     if ($type eq 'Task') {
                   1583: 	my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1.49      albertel 1584: 					  $udom,$uname);
1.89      albertel 1585: 	$status{'status'}=$record{'resource.0.status'};
                   1586: 	$status{'version'}=$record{'resource.0.version'};
                   1587: 	$status{'grader'}=$record{'resource.0.regrader'};
1.86      albertel 1588:     }
                   1589:     $status{'reviewqueue'}=
                   1590: 	&check_queue_for_key($cdom,$cnum,'reviewqueue',
                   1591: 			     &encode_queue_key($symb,$udom,$uname));
                   1592:     $status{'gradingqueue'}=
                   1593: 	&check_queue_for_key($cdom,$cnum,'gradingqueue',
                   1594: 			     &encode_queue_key($symb,$udom,$uname));
1.49      albertel 1595:     return %status;
                   1596: }
                   1597: 
1.1       albertel 1598: sub start_ClosingParagraph {
                   1599:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
                   1600:     my $result;
                   1601:     if ($target eq 'web') {
1.13      albertel 1602:     } elsif ($target eq 'webgrade') {
                   1603: 	&Apache::lonxml::startredirection();
1.1       albertel 1604:     }
                   1605:     return $result;
                   1606: }
                   1607: 
                   1608: sub end_ClosingParagraph {
                   1609:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
                   1610:     my $result;
                   1611:     if ($target eq 'web') {
1.13      albertel 1612:     } elsif ($target eq 'webgrade') {
                   1613: 	&Apache::lonxml::endredirection();
1.1       albertel 1614:     }
                   1615:     return $result;
                   1616: }
                   1617: 
1.19      albertel 1618: sub get_id {
                   1619:     my ($parstack,$safeeval)=@_;
                   1620:     my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
                   1621:     if (!$id) { $id=$Apache::lonxml::curdepth; }
                   1622:     return $id;
                   1623: }
                   1624: 
1.1       albertel 1625: my %dimension;
                   1626: sub start_Dimension {
                   1627:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
                   1628:     undef(%dimension);
1.19      albertel 1629:     my $dim_id=&get_id($parstack,$safeeval);
1.9       albertel 1630:     $Apache::bridgetask::dimension=$dim_id;
                   1631:     push(@Apache::bridgetask::dimensionlist,$dim_id);
                   1632:     undef(@Apache::bridgetask::instance);
1.20      albertel 1633:     $Apache::bridgetask::dimensionmandatory{$dim_id}=
                   1634: 	&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.54      albertel 1635:     &Apache::lonxml::startredirection();
                   1636:     return &internal_location($dim_id);
1.1       albertel 1637: }
                   1638: 
1.13      albertel 1639: sub get_instance {
1.75      albertel 1640:     my ($dim)=@_;
                   1641:     my $rand_alg=&Apache::lonnet::get_rand_alg();
                   1642:     if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
                   1643: 	$rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
                   1644: 	$rand_alg eq '64bit4' ) {
                   1645: 	&Apache::response::pushrandomnumber();
                   1646: 	my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
                   1647: 	my $num=@order;
                   1648: 	my $version=&get_version();
                   1649: 	my $which=($version-1)%$num;
                   1650: 	return $order[$which];
                   1651:     } else {
                   1652: 	my ($version,$previous) = &get_version();
                   1653: 	my $instance = 
                   1654: 	    $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
                   1655: 	if (defined($instance)) { return $instance; }
                   1656: 
                   1657: 	&Apache::response::pushrandomnumber();
                   1658: 	my @instances = @{$dimension{'instances'}};
                   1659: 	# remove disabled instances
                   1660: 	for (my $i=0; $i < $#instances; $i++) {
                   1661: 	    if ($dimension{$instances[$i].'.disabled'}) {
                   1662: 		splice(@instances,$i,1);
                   1663: 		$i--;
                   1664: 	    }
                   1665: 	}
                   1666: 	@instances = &Math::Random::random_permutation(@instances);
                   1667: 	$instance  = $instances[($version-1)%scalar(@instances)];
                   1668: 	$Apache::lonhomework::results{"resource.$version.0.$dim.instance"} = 
                   1669: 	    $instance;
1.79      albertel 1670: 	$Apache::lonhomework::results{'INTERNAL_store'} = 1; 
1.75      albertel 1671: 	&Apache::response::poprandomnumber();
                   1672: 	return $instance;
                   1673:     }
1.13      albertel 1674: }
                   1675: 
1.18      albertel 1676: {
                   1677:     my $last_link;
                   1678:     sub end_Dimension {
                   1679: 	my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.54      albertel 1680: 	my $result=&Apache::lonxml::endredirection();
1.25      albertel 1681: 	my $dim=&get_id($parstack,$safeeval);
1.75      albertel 1682: 	my $instance=&get_instance($dim);
1.25      albertel 1683: 	my $version=&get_version();
1.18      albertel 1684: 	if ($target eq 'web') {
1.47      albertel 1685: 	    @Apache::scripttag::parser_env = @_;
                   1686: 	    $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
1.76      albertel 1687: 	    my @instances = $instance;
                   1688: 	    if (&Apache::response::showallfoils()) {
                   1689: 		@instances = @{$dimension{'instances'}};
                   1690: 	    }
                   1691: 	    foreach my $instance (@instances) {
                   1692: 		@Apache::scripttag::parser_env = @_;
                   1693: 		$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.89      albertel 1694: 		if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
                   1695: 		    $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
1.76      albertel 1696: 
1.89      albertel 1697: 		    my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
1.76      albertel 1698: 		    my $mandatory='Mandatory';
                   1699: 		    if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
                   1700: 			$mandatory='Optional';
                   1701: 		    }
                   1702: 		    my $dim_info="<div class='$dim_status'>\n";
                   1703: 		    if ($dim_status eq 'pass') {
                   1704: 			$dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
1.54      albertel 1705: 		    }
1.76      albertel 1706: 		    if ($dim_status eq 'fail') {
                   1707: 			$dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
1.53      albertel 1708: 		    }
1.76      albertel 1709: 		    my $man_count=0;
                   1710: 		    my $man_passed=0;
                   1711: 		    my $opt_count=0;
                   1712: 		    my $opt_passed=0;
                   1713: 		    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
                   1714: 			if ($dimension{$instance.'.criteria.'.$id.'.mandatory'} 
                   1715: 			    eq 'N') {
                   1716: 			    $opt_count++;
1.89      albertel 1717: 			    if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76      albertel 1718: 				$opt_passed++;
                   1719: 			    }
                   1720: 			} else {
                   1721: 			    $man_count++;
1.89      albertel 1722: 			    if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
1.76      albertel 1723: 				$man_passed++;
                   1724: 			    }
                   1725: 			}
1.22      albertel 1726: 		    }
1.76      albertel 1727: 		    if ($man_passed eq $man_count) { $man_passed='all'; }
                   1728: 		    my $opt_req=$dimension{$instance.'.optionalrequired'};
                   1729: 		    if ($opt_req !~ /\S/) { $opt_req='0'; }
                   1730: 		    $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
                   1731: 
                   1732: 		    my $internal_location=&internal_location($dim);
                   1733: 		    $result=~s/\Q$internal_location\E/$dim_info/;
                   1734: 
                   1735: 		    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89      albertel 1736: 			my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
                   1737: 			my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
1.76      albertel 1738: 			my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
                   1739: 			if ($mandatory) {
                   1740: 			    $mandatory='Mandatory';
                   1741: 			} else {
                   1742: 			    $mandatory='Optional';
                   1743: 			}
                   1744: 			if ($status eq 'fail') {
                   1745: 			} elsif ($status eq 'pass') {
                   1746: 			} else {
                   1747: 			    &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
                   1748: 			}
                   1749: 			my $status_display=$status;
                   1750: 			$status_display=~s/^([a-z])/uc($1)/e;
                   1751: 			@Apache::scripttag::parser_env = @_;
                   1752: 			$result.='<div class="'.$status.'"><h4>'.$mandatory.
                   1753: 			    ' Criteria</h4><p>';
                   1754: 			@Apache::scripttag::parser_env = @_;
                   1755: 			$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
                   1756: 			$result.='</p><p class="grade">'.$status_display.'</p>';
1.89      albertel 1757: 			if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
1.100     albertel 1758: 			    $result.='<p class="comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
1.76      albertel 1759: 			}
                   1760: 			$result.='</div>';
1.22      albertel 1761: 		    }
                   1762: 		}
                   1763: 	    }
1.18      albertel 1764: 	} elsif ($target eq 'webgrade') {
1.47      albertel 1765: 	    # in case of any side effects that we need
                   1766: 	    @Apache::scripttag::parser_env = @_;
                   1767: 	    &Apache::scripttag::xmlparse($dimension{'intro'});
                   1768: 	    @Apache::scripttag::parser_env = @_;
                   1769: 	    &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
1.18      albertel 1770: 	    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
                   1771: 		my $link='criteria_'.$instance.'_'.$id;
1.89      albertel 1772: 		my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
1.19      albertel 1773: 		$result.='<tr><td width="100%" valign="top">'.
1.18      albertel 1774: 		    '<a name="'.$link.'" />'.
                   1775: 		    '<a name="next_'.$last_link.'" />'.
1.47      albertel 1776: 		    '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';
                   1777: 		@Apache::scripttag::parser_env = @_;
                   1778: 		$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
                   1779: 		$result.='</textarea>'.
1.18      albertel 1780: 		    #$dimension{$instance.'.criteria.'.$id}.
                   1781: 		    '</td>'.
1.19      albertel 1782: 		    '<td><nobr>Additional Comment for Student</nobr> <br />'.
1.89      albertel 1783: 		    '<textarea style="width:100%" rows="8" width="25" wrap="hard" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'.
1.18      albertel 1784: 		    '</td>'.
                   1785: 		    '<td>'.
1.47      albertel 1786: 		    '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.
1.30      albertel 1787: 		    '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.
                   1788: 		    '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.
                   1789: 		    '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.
1.18      albertel 1790: 		    '</td>'.
                   1791: 		    '<td>'.
                   1792: 		    '<a href="#'.$last_link.'">Prev</a><br />'.
1.20      albertel 1793: 		    '<a href="#next_'.$link.'">Next</a><br /><br /><br />'.
1.18      albertel 1794: 		    '</td></tr>';
                   1795: 		$last_link=$link;
                   1796: 	    }
1.22      albertel 1797: 	} elsif ($target eq 'grade' && $env{'form.webgrade'}) {
1.19      albertel 1798: 	    my $optional_passed=0;
1.20      albertel 1799: 	    my $mandatory_failed=0;
                   1800: 	    my $ungraded=0;
                   1801: 	    my $review=0;
1.19      albertel 1802: 	    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
1.89      albertel 1803: 		my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_criteria_'.$instance.'_'.$id};
                   1804: 		$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_criteria_'.$instance.'_'.$id};
1.20      albertel 1805: 		my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
                   1806: 		if ($status eq 'pass') {
                   1807: 		    if (!$mandatory) { $optional_passed++; }
                   1808: 		} elsif ($status eq 'fail') {
                   1809: 		    if ($mandatory) { $mandatory_failed++; }
1.21      albertel 1810: 		} elsif ($status eq 'review') {
                   1811: 		    $review++;
1.20      albertel 1812: 		} elsif ($status eq 'ungraded') {
                   1813: 		    $ungraded++;
1.21      albertel 1814: 		} else {
1.47      albertel 1815: 		    $ungraded++;
1.19      albertel 1816: 		}
                   1817: 	    }
1.20      albertel 1818: 	    if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
                   1819: 		$mandatory_failed++;
                   1820: 	    }
1.21      albertel 1821: 	    &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
1.20      albertel 1822: 	    if ($review) {
1.89      albertel 1823: 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22      albertel 1824: 		    'review';
1.20      albertel 1825: 	    } elsif ($ungraded) {
1.89      albertel 1826: 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22      albertel 1827: 		    'ungraded';
1.20      albertel 1828: 	    } elsif ($mandatory_failed) {
1.89      albertel 1829: 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22      albertel 1830: 		    'fail';
1.20      albertel 1831: 	    } else {
1.91      albertel 1832: 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
1.22      albertel 1833: 		    'pass';
1.20      albertel 1834: 	    }
1.69      albertel 1835: 	} else {
                   1836: 	    # any other targets no output
                   1837: 	    undef($result);
1.13      albertel 1838: 	}
1.18      albertel 1839: 	return $result;
1.1       albertel 1840:     }
                   1841: }
                   1842: 
                   1843: sub start_IntroParagraph {
1.87      albertel 1844:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.1       albertel 1845:     my $result;
1.13      albertel 1846:     if ($target eq 'web' || $target eq 'webgrade') {
1.47      albertel 1847: 	if ($tagstack->[-2] eq 'Dimension') {
1.87      albertel 1848: 	    $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.47      albertel 1849: 	
                   1850: 	} elsif ($target eq 'webgrade') {
1.87      albertel 1851: 	    &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
1.1       albertel 1852: 	}
1.47      albertel 1853: 	
1.1       albertel 1854:     }
                   1855:     return $result;
                   1856: }
                   1857: 
                   1858: sub end_IntroParagraph {
                   1859: }
                   1860: 
                   1861: sub start_Instance {
                   1862:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19      albertel 1863:     my $id=&get_id($parstack,$safeeval);
                   1864:     push(@{$dimension{'instances'}},$id);
                   1865:     push(@Apache::bridgetask::instance,$id);
                   1866:     push(@Apache::bridgetask::instancelist,$id);
1.20      albertel 1867:     $dimension{$id.'.optionalrequired'}=
1.19      albertel 1868: 	&Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
1.75      albertel 1869:     my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
                   1870:     if (lc($disabled) eq 'yes') {
                   1871: 	$dimension{$id.'.disabled'}='1';
                   1872:     }
1.1       albertel 1873:     return '';
                   1874: }
                   1875: 
                   1876: sub end_Instance {
                   1877: }
                   1878: 
                   1879: sub start_InstanceText {
1.87      albertel 1880:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.47      albertel 1881:     my $instance_id=$Apache::bridgetask::instance[-1];
1.87      albertel 1882:     my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
1.13      albertel 1883:     if ($target eq 'web' || $target eq 'webgrade') {
1.47      albertel 1884: 	$dimension{$instance_id.'.text'}=$text;
1.1       albertel 1885:     }
                   1886:     return '';
                   1887: }
                   1888: 
                   1889: sub end_InstanceText {
                   1890:     return '';
                   1891: }
                   1892: 
                   1893: sub start_Criteria {
1.87      albertel 1894:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.9       albertel 1895:     my $instance_id=$Apache::bridgetask::instance[-1];
1.87      albertel 1896:     my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
1.21      albertel 1897:     if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
1.19      albertel 1898: 	my $id=&get_id($parstack,$safeeval);
1.1       albertel 1899: 	$dimension{$instance_id.'.criteria.'.$id}=$criteria;
1.19      albertel 1900: 	$dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
                   1901: 	    &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
1.1       albertel 1902: 	push(@{$dimension{$instance_id.'.criterias'}},$id);
                   1903:     }
                   1904:     return '';
                   1905: }
                   1906: 
1.47      albertel 1907: sub end_Criteria {
                   1908: }
                   1909: 
1.4       albertel 1910: sub proctor_validation_screen {
                   1911:     my ($slot) = @_;
                   1912:     my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
1.5       albertel 1913:     my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
1.44      albertel 1914:     my $name=&Apache::loncommon::plainname($user,$domain);
                   1915:     
1.4       albertel 1916:     my $msg;
1.11      albertel 1917:     if ($env{'form.proctorpassword'}) {
1.4       albertel 1918: 	$msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
                   1919: 	    .'</font></p>';
                   1920:     }
1.47      albertel 1921:     if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
1.4       albertel 1922:     my $result= (<<ENDCHECKOUT);
                   1923: <h2>Proctor Validation</h2>
                   1924:     <p>Your room's proctor needs to validate your access to this resource.</p>
                   1925:     $msg
1.11      albertel 1926: <form name="checkout" method="POST" action="$env{'request.uri'}">
1.4       albertel 1927: <input type="hidden" name="validate" value="yes" />
                   1928: <input type="hidden" name="submitted" value="yes" />
                   1929: <table>
1.44      albertel 1930:   <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
1.4       albertel 1931:   <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
1.46      albertel 1932:   <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
1.4       albertel 1933: </table>
                   1934: <input type="submit" name="checkoutbutton" value="Validate"  /><br />
1.44      albertel 1935: <table border="1">
                   1936:   <tr><td>
                   1937:     <table>
                   1938:       <tr><td colspan="2">Student who should be logged in is:</td></tr>
                   1939:       <tr><td>Name:</td><td>$name</td></tr>
1.45      albertel 1940:       <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
1.44      albertel 1941:       <tr><td>Usename</td><td>$user\@$domain</td></tr>
                   1942:       <tr><td colspan="2"><img src="$url" /></td></tr>
                   1943:     </table>
                   1944:   </tr></td>
                   1945: </table>
1.4       albertel 1946: </form>
                   1947: ENDCHECKOUT
                   1948:     return $result;
                   1949: }
                   1950: 
1.1       albertel 1951: 1;
                   1952: __END__

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>