Annotation of loncom/homework/response.pm, revision 1.72

1.38      albertel    1: # The LearningOnline Network with CAPA
1.1       albertel    2: # various response type definitons response definition
1.53      albertel    3: #
1.72    ! albertel    4: # $Id: response.pm,v 1.71 2003/04/18 07:12:13 albertel Exp $
1.53      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: #
1.7       www        28: # 11/23,11/24,11/28 Gerd Kortemeyer
1.38      albertel   29: # Guy Albertelli
1.39      www        30: # 08/04,08/07 Gerd Kortemeyer
1.5       www        31: 
1.1       albertel   32: package Apache::response;
                     33: use strict;
                     34: 
1.57      harris41   35: BEGIN {
1.65      bowersj2   36:   &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse'));
1.1       albertel   37: }
                     38: 
1.13      albertel   39: sub start_response {
1.41      albertel   40:   my ($parstack,$safeeval)=@_;
1.38      albertel   41:   my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
                     42:   if ($id eq '') { $id = $Apache::lonxml::curdepth; }
1.51      albertel   43:   if ($#Apache::inputtags::import > -1) {
                     44:     &Apache::lonxml::debug("Turning :$id: into");
                     45:     $id = join('_',@Apache::inputtags::import).'_'.$id;
                     46:     &Apache::lonxml::debug("New  :$id:");
                     47:   }
1.38      albertel   48:   push (@Apache::inputtags::response,$id);
                     49:   push (@Apache::inputtags::responselist,$id);
                     50:   @Apache::inputtags::inputlist=();
                     51:   return $id;
1.13      albertel   52: }
                     53: 
                     54: sub end_response {
                     55:   pop @Apache::inputtags::response;
1.38      albertel   56:   @Apache::inputtags::inputlist=();
1.13      albertel   57:   return '';
                     58: }
                     59: 
1.41      albertel   60: sub start_hintresponse {
                     61:   my ($parstack,$safeeval)=@_;
                     62:   my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
                     63:   if ($id eq '') { $id = $Apache::lonxml::curdepth; }
                     64:   push (@Apache::inputtags::response,$id);
1.60      albertel   65:   push (@Apache::inputtags::paramstack,[%Apache::inputtags::params]);
1.41      albertel   66:   return $id;
                     67: }
                     68: 
                     69: sub end_hintresponse {
                     70:   pop @Apache::inputtags::response;
1.69      albertel   71:   if (defined($Apache::inputtags::paramstack[-1])) {
                     72:       %Apache::inputtags::params=
                     73: 	  @{ pop(@Apache::inputtags::paramstack) };
                     74:   }
1.41      albertel   75:   return '';
                     76: }
                     77: 
1.38      albertel   78: # used by response to set the non-safe space random number generator to something
                     79: # that is stable and unique based on the part number and response number
1.26      albertel   80: sub setrandomnumber {
1.48      albertel   81:   my $rndseed;
                     82:   if ($ENV{'request.state'} eq "construct") {
                     83:     $rndseed=$ENV{'form.rndseed'};
                     84:     if (!$rndseed) { $rndseed=time; }
                     85:   } else {
1.59      albertel   86:     my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
                     87:     $rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name);
1.48      albertel   88:   }
1.38      albertel   89:   &Apache::lonxml::debug("randseed $rndseed");
                     90: #  $rndseed=unpack("%32i",$rndseed);
                     91:   $rndseed=$rndseed
                     92:     +(&Apache::lonnet::numval($Apache::inputtags::part) << 10);
                     93:   if (defined($Apache::inputtags::response['-1'])) {
                     94:     $rndseed=$rndseed
                     95:       +&Apache::lonnet::numval($Apache::inputtags::response['-1']);
                     96:   }
1.64      albertel   97:   &Math::Random::random_set_seed_from_phrase($rndseed);
1.38      albertel   98:   &Apache::lonxml::debug("randseed $rndseed");
                     99:   return '';
1.26      albertel  100: }
                    101: 
1.7       www       102: sub meta_parameter_write {
1.38      albertel  103:     my ($name,$type,$default,$display)=@_;
1.41      albertel  104:     my $partref=$Apache::inputtags::part;
                    105:     my $result='<parameter part="'.$Apache::inputtags::part.'"';
                    106:     if (defined($Apache::inputtags::response[-1])) {
                    107:       $result.=            ' id="'.$Apache::inputtags::response[-1].'"';
                    108:       $partref.='_'.$Apache::inputtags::response[-1];
                    109:     }
                    110:     $result.=            ' name="'.$name.'"'.
                    111:                          ' type="'.$type.'"'.
                    112: ($default?' default="'.$default.'"':'').
                    113: ($display?' display="'.$display.' [Part: '.$partref.']"':'')
                    114:              .'></parameter>'
                    115:              ."\n";
                    116:     return $result;
1.33      www       117: }
                    118: 
                    119: sub meta_package_write {
                    120:     my $name=shift;
1.41      albertel  121:     my $result = '<parameter part="'.$Apache::inputtags::part.'"';
                    122:     if(defined($Apache::inputtags::response[-1])) {
                    123:       $result.=              ' id="'.$Apache::inputtags::response[-1].'"';
                    124:     }
                    125:     $result.=' package="'.$name.'"></parameter>'."\n";
                    126:     return $result;
1.7       www       127: }
                    128: 
                    129: sub meta_stores_write {
1.10      www       130:     my ($name,$type,$display)=@_;
1.41      albertel  131:     my $partref=$Apache::inputtags::part;
                    132:     my $result = '<stores part="'.$Apache::inputtags::part.'"';
                    133:     if (defined($Apache::inputtags::response[-1])) {
                    134:       $result.=           ' id="'.$Apache::inputtags::response[-1].'"';
                    135:       $partref.='_'.$Apache::inputtags::response[-1];
                    136:     }	
                    137:     $result.=          ' name="'.$name.'"'.
                    138:                        ' type="'.$type.'"'.
                    139: 	            ' display="'.$display.' [Part: '.$partref.']"'.
                    140: 		      "></stores>\n";
1.7       www       141: }
                    142: 
                    143: sub mandatory_part_meta {
                    144: #
                    145: # Autogenerate metadata for mandatory
                    146: # input (from RAT or lonparmset) and 
                    147: # output (to lonspreadsheet)
                    148: # of each part
                    149: #
1.38      albertel  150:  return
1.34      www       151: #    &meta_parameter_write('opendate','date_start','',
                    152: #                          'Opening Date').
                    153: #    &meta_parameter_write('duedate','date_end','',
                    154: #                          'Due Date').
                    155: #    &meta_parameter_write('answerdate','date_start','',
                    156: #                          'Show Answer Date').
                    157: #    &meta_parameter_write('weight','int_zeropos','',
                    158: #                          'Available Points').
                    159: #    &meta_parameter_write('maxtries','int_pos','',
                    160: #                          'Maximum Number of Tries').
1.39      www       161:     &meta_package_write('part').
1.10      www       162:     &meta_stores_write('solved','string',
1.7       www       163:                           'Problem Status').
1.38      albertel  164:     &meta_stores_write('tries','int_zeropos',
1.24      albertel  165:                           'Number of Attempts').
1.38      albertel  166:     &meta_stores_write('awarded','float',
1.7       www       167: 		          'Partial Credit Factor');
                    168: #
                    169: # Note: responseid-specific data 'submission' and 'awarddetail'
                    170: # not available to spreadsheet -> skip here
                    171: #
1.14      albertel  172: }
                    173: 
1.15      albertel  174: sub check_for_previous {
1.38      albertel  175:   my ($curresponse,$partid,$id) = @_;
                    176:   my %previous;
                    177:   $previous{'used'} = 0;
1.68      albertel  178:   foreach my $key (sort(keys(%Apache::lonhomework::history))) {
1.38      albertel  179:     if ($key =~ /resource\.$partid\.$id\.submission/) {
                    180:       &Apache::lonxml::debug("Trying $key");
                    181:       my $pastresponse=$Apache::lonhomework::history{$key};
                    182:       if ($pastresponse eq $curresponse) {
                    183: 	$previous{'used'} = 1;
                    184: 	my $history;
                    185: 	if ( $key =~ /^(\d+):/ ) {
                    186: 	  $history=$1;
                    187: 	  $previous{'award'} = $Apache::lonhomework::history{"$history:resource.$partid.$id.awarddetail"};
                    188: 	  $previous{'last'}='0';
1.68      albertel  189: 	  push(@{ $previous{'version'} },$history);
1.38      albertel  190: 	} else {
                    191: 	  $previous{'award'} = $Apache::lonhomework::history{"resource.$partid.$id.awarddetail"};
                    192: 	  $previous{'last'}='1';
1.32      albertel  193: 	}
1.38      albertel  194: 	if (! $previous{'award'} ) { $previous{'award'} = 'UNKNOWN';	}
                    195: 	&Apache::lonxml::debug("got a match :$previous{'award'}:$previous{'used'}:");
                    196:       }
1.32      albertel  197:     }
1.38      albertel  198:   }
1.68      albertel  199:   &Apache::lonhomework::showhash(%previous);
1.38      albertel  200:   return %previous;
1.54      albertel  201: }
                    202: 
                    203: sub handle_previous {
                    204:   my ($previous,$ad)=@_;
                    205:   if ($$previous{'used'} && ($$previous{'award'} eq $ad) ) {
                    206:     if ($$previous{'last'}) {
                    207:       push(@Apache::inputtags::previous,'PREVIOUSLY_LAST');
                    208:     } else {
                    209:       push(@Apache::inputtags::previous,'PREVIOUSLY_USED');
                    210:     }
1.68      albertel  211:     push(@Apache::inputtags::previous_version,$$previous{'version'});
1.54      albertel  212:   }
1.44      albertel  213: }
                    214: 
1.45      albertel  215: sub view_or_modify {
1.47      albertel  216:   my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
1.45      albertel  217:   my $myself=0;
1.46      albertel  218:   if ( ($name eq $ENV{'user.name'}) && ($domain eq $ENV{'user.domain'}) ) {
1.45      albertel  219:     $myself=1;
                    220:   }
                    221:   my $vgr=&Apache::lonnet::allowed('vgr',$courseid);
                    222:   my $mgr=&Apache::lonnet::allowed('vgr',$courseid);
                    223:   if ($mgr) { return "M"; }
                    224:   if ($vgr) { return "V"; }
                    225:   if ($myself) { return "V"; }
                    226:   return '';
                    227: }
                    228: 
1.44      albertel  229: sub start_dataresponse {
                    230:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
                    231:   my $id = &Apache::response::start_response($parstack,$safeeval);
                    232:   my $result;
1.45      albertel  233:   if ($target eq 'web') {
                    234:     $result = $token->[2]->{'display'}.':';
                    235:   } elsif ($target eq 'meta') {
1.44      albertel  236:     $result = &Apache::response::meta_stores_write($token->[2]->{'name'},
                    237: 						   $token->[2]->{'type'},
                    238: 						   $token->[2]->{'display'});
                    239:     $result .= &Apache::response::meta_package_write('dataresponse');
                    240:   }
                    241:   return $result;
                    242: }
                    243: 
                    244: sub end_dataresponse {
                    245:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
                    246:   my $result;
                    247:   if ( $target eq 'web' ) {
                    248:   } elsif ($target eq 'grade' ) {
                    249:     if ( defined $ENV{'form.submitted'}) {
1.47      albertel  250:       my ($symb,$courseid,$domain,$name)=&Apache::lonxml::whichuser();
1.45      albertel  251:       my $allowed=&Apache::lonnet::allowed('mgr',$courseid);
                    252:       if ($allowed) {
1.66      albertel  253: 	&Apache::response::setup_params('dataresponse');
1.45      albertel  254: 	my $partid = $Apache::inputtags::part;
                    255: 	my $id = $Apache::inputtags::response['-1'];
1.70      albertel  256: 	my $response = $ENV{'form.HWVAL_'.$id};
1.45      albertel  257: 	my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
                    258: 	if ( $response =~ /[^\s]/) {
                    259: 	  $Apache::lonhomework::results{"resource.$partid.$id.$name"}=
                    260: 	    $response;
                    261: 	  $Apache::lonhomework::results{
                    262: 					"resource.$partid.$id.submission"}=
                    263: 					  $response;
                    264: 	  $Apache::lonhomework::results{
                    265: 					"resource.$partid.$id.awarddetail"}=
                    266: 					  'SUBMITTED';
                    267: 	}
                    268:       } else {
                    269: 	$result='Not Permitted to change values.'
1.44      albertel  270:       }
                    271:     }
                    272:   }
                    273:   &Apache::response::end_response;
                    274:   return $result;
1.3       albertel  275: }
                    276: 
                    277: sub start_responseparam {
1.38      albertel  278:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.43      albertel  279:   my $result='';
1.42      albertel  280:   if ($target eq 'meta') {
                    281:     $result = &meta_parameter_write($token->[2]->{'name'},
                    282: 				    $token->[2]->{'type'},
                    283: 				    $token->[2]->{'default'},
                    284: 				    $token->[2]->{'description'});
1.38      albertel  285:   } elsif ($target eq 'edit') {
1.56      matthew   286:     $result.=&Apache::edit::tag_start($target,$token);
1.38      albertel  287:     $result.=&Apache::edit::text_arg('Name:','name',$token).
                    288:       &Apache::edit::text_arg('Type:','type',$token).
                    289: 	&Apache::edit::text_arg('Description:','description',$token).
                    290: 	  &Apache::edit::text_arg('Default:','default',$token).
                    291: 	    "</td></tr>";
                    292:     $result.=&Apache::edit::end_table;
                    293:   } elsif ($target eq 'modified') {
                    294:     my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
                    295: 						 'name','type','description',
                    296: 						 'default');
                    297:     if ($constructtag) {
                    298:       $result = &Apache::edit::rebuild_tag($token);
                    299:       $result.=&Apache::edit::handle_insert();
                    300:     }
1.66      albertel  301:   } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' ||
                    302: 	   $target eq 'tex' || $target eq 'analyze' ) {
1.52      albertel  303:     if ($ENV{'request.state'} eq 'construct') {
                    304:       my $name    = &Apache::lonxml::get_param('name',$parstack,$safeeval);
                    305:       my $default = &Apache::lonxml::get_param('default',$parstack,$safeeval);
1.61      albertel  306:       if ($name) {$Apache::inputtags::params{$name}=$default;}
1.52      albertel  307:     }
1.38      albertel  308:   }
1.42      albertel  309:   return $result;
1.3       albertel  310: }
                    311: 
                    312: sub end_responseparam {
1.38      albertel  313:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
                    314:   if ($target eq 'edit') { return ('','no'); }
                    315:   return '';
1.55      albertel  316: }
                    317: 
                    318: sub start_parameter {
                    319:   my $result = &start_responseparam(@_);
                    320:   return $result;
                    321: }
                    322: 
                    323: sub end_parameter {
                    324:   my $result = &end_responseparam(@_);
                    325:   return $result;
1.42      albertel  326: }
                    327: 
1.67      albertel  328: sub reset_params {
                    329:     %Apache::inputtags::params=();
                    330: }
                    331: 
1.42      albertel  332: sub setup_params {
                    333:   my ($tag) = @_;
                    334: 
1.52      albertel  335:   if ($ENV{'request.state'} eq 'construct') { return; }
1.43      albertel  336:   my %paramlist=();
1.42      albertel  337:   foreach my $key (keys(%Apache::lonnet::packagetab)) {
                    338:     if ($key =~ /^$tag/) {
                    339:       my ($package,$name) = split(/&/,$key);
1.43      albertel  340:       $paramlist{$name}=1;
1.42      albertel  341:     }
                    342:   }
1.43      albertel  343:   foreach my $key (keys(%paramlist)) {
1.42      albertel  344:     my $entry= 'resource.'.$Apache::inputtags::part;
                    345:     if (defined($Apache::inputtags::response[-1])) {
                    346:       $entry.='_'.$Apache::inputtags::response[-1];
                    347:     }
                    348:     $entry.='.'.$key;
                    349:     &Apache::lonxml::debug("looking for $entry");
                    350:     my $value = &Apache::lonnet::EXT("$entry");
                    351:     &Apache::lonxml::debug("$key has value :$value:");
                    352:     if ($value eq 'con_lost' || $value =~ /^error:/) {
                    353:       &Apache::lonxml::debug("using nothing");
                    354:       $Apache::inputtags::params{$key}='';
                    355:     } else {
                    356:       &Apache::lonxml::debug("using value");
                    357:       $Apache::inputtags::params{$key}=$value;
                    358:     }
                    359:   }
1.48      albertel  360: }
                    361: 
                    362: sub answer_header {
                    363:   my ($type) = @_;
                    364:   my $result;
1.50      albertel  365:   if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse' ) {
1.48      albertel  366:     $result = '<table border="1"><tr><th>Answer for Part:'.
                    367:       $Apache::inputtags::part. '</th></tr><tr>'."\n";
                    368:   } else {
1.49      albertel  369:     $result = '<table border="1"><tr><td>Answer for Part:'.
                    370:       $Apache::inputtags::part. '</td>'."\n";
1.48      albertel  371:   }
                    372:   return $result;
                    373: }
                    374: 
                    375: sub answer_part {
                    376:   my ($type,$answer) = @_;
                    377:   my $result;
1.50      albertel  378:   if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') {
1.48      albertel  379:     $result = '<td>'.$answer.'</td>';
                    380:   } else {
                    381:     $result = '<td>'.$answer.'</td>';
                    382:   }
                    383:   return $result;
                    384: }
                    385: 
                    386: sub answer_footer {
                    387:   my ($type) = @_;
                    388:   my $result;
1.50      albertel  389:   if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') {
1.48      albertel  390:     $result = '</tr></table>';
                    391:   } else {
                    392:     $result = '</tr></table>';
                    393:   }
                    394:   return $result;
1.1       albertel  395: }
1.2       albertel  396: 
1.62      albertel  397: sub showallfoils {
                    398:   my $return=0;
                    399:   if (defined($ENV{'form.showallfoils'}) &&
                    400:       $ENV{'request.state'} eq 'construct') {
                    401:     $return=1;
                    402:   }
                    403:   return $return;
1.70      albertel  404: }
                    405: 
                    406: sub getresponse {
                    407:     my ($temp)=@_;
                    408:     my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1'];
                    409:     my $response;
                    410:     if (!defined($temp)) {
                    411: 	$temp=1;
                    412:     } else {
                    413: 	$formparm.=":$temp";
                    414:     }
                    415:     my %let_to_num=('A'=>0,'B'=>1,'C'=>2,'D'=>3,'E'=>4,'F'=>5,'G'=>6,'H'=>7,
                    416: 		    'I'=>8,'J'=>9,'K'=>10,'L'=>11,'M'=>12,'N'=>13,'O'=>14,
                    417: 		    'P'=>15,'Q'=>16,'R'=>17,'S'=>18,'T'=>19,'U'=>20,'V'=>21,
                    418: 		    'W'=>22,'X'=>23,'Y'=>24,'Z'=>25);
                    419:     if ($ENV{'form.submitted'} eq 'scantron') {
1.71      albertel  420: 	my $part  = $Apache::inputtags::part;
                    421: 	my $id    = $Apache::inputtags::response[-1];
1.70      albertel  422: 	$response = $ENV{'scantron.'.($Apache::lonxml::counter+$temp-1).
                    423: 			 '.answer'};
1.71      albertel  424: 	# save bubbled letter for later
                    425: 	$Apache::lonhomework::results{"resource.$part.$id.scantron"}.=
                    426: 	    $response;
1.70      albertel  427: 	$response = $let_to_num{$response};
                    428:     } else {
                    429: 	$response = $ENV{$formparm};
                    430:     }
                    431:     return $response;
1.62      albertel  432: }
1.71      albertel  433: 
                    434: sub repetition {
                    435:     my $id = $Apache::inputtags::part;
                    436:     my $weight = &Apache::lonnet::EXT("resource.$id.weight");
                    437:     my $repetition = int $weight/9;
                    438:     if ($weight % 9 != 0) {$repetition++;} 
1.72    ! albertel  439:     return $repetition;
        !           440: }
        !           441: 
        !           442: sub scored_response {
        !           443:     my ($part,$id)=@_;
        !           444:     my $repetition=&repetition();
        !           445:     my $score=0;
        !           446:     for (my $i=0;$i<$repetition;$i++) {
        !           447: 	my $increase=&Apache::response::getresponse($i+1);
        !           448: 	if ($increase ne '') { $score+=$increase+1; }
        !           449:     }
        !           450:     my $weight = &Apache::lonnet::EXT("resource.$part.weight");
        !           451:     my $pcr=$score/$weight;
        !           452:     $Apache::lonhomework::results{"resource.$part.$id.awarded"}=$pcr;
        !           453:     $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
        !           454: 	'ASSIGNED_SCORE';
1.71      albertel  455:     return $repetition;
                    456: }
                    457: 
1.1       albertel  458: 1;
                    459: __END__
1.38      albertel  460:  

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