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- addressing bug #64, Now submissions after the deadline get a message that says "The last submission was after the Due Date"

    1: # The LearningOnline Network with CAPA
    2: # input  definitons
    3: #
    4: # $Id: inputtags.pm,v 1.53 2002/03/01 00:23:04 albertel Exp $
    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: # 2/19 Guy 
   29: 
   30: package Apache::inputtags;
   31: use strict;
   32: 
   33: BEGIN {
   34:   &Apache::lonxml::register('Apache::inputtags',('textfield','textline','datasubmission'));
   35: }
   36: 
   37: 
   38: sub initialize_inputtags {
   39:   # list of current input ids
   40:   @Apache::inputtags::input=();
   41:   # list of all input ids seen in this problem
   42:   @Apache::inputtags::inputlist=();
   43:   # list of all current response ids
   44:   @Apache::inputtags::response=();
   45:   # list of all response ids seen in this problem
   46:   @Apache::inputtags::responselist=();
   47:   # list of whether or not a specific response was previously used
   48:   @Apache::inputtags::previous=();
   49:   # id of current part, 0 means that no part is current (inside <problem> only
   50:   $Apache::inputtags::part='';
   51:   # list of problem date statuses, the first element is for <problem>
   52:   # if there is a second element it is for the current <part>
   53:   @Apache::inputtags::status=();
   54:   # hash of defined params for the current response
   55:   %Apache::inputtags::params=();
   56:   # list of all ids, for <import>, these get join()ed and prepended
   57:   @Apache::inputtags::import=();
   58: }
   59: 
   60: sub start_input {
   61:   my ($parstack,$safeeval)=@_;
   62:   my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
   63:   if ($id eq '') { $id = $Apache::lonxml::curdepth; }
   64:   push (@Apache::inputtags::input,$id);
   65:   push (@Apache::inputtags::inputlist,$id);
   66:   return $id;
   67: }
   68: 
   69: sub end_input {
   70:   pop @Apache::inputtags::input;
   71:   return '';
   72: }
   73: 
   74: sub start_textfield {
   75:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   76:   my $result = "";
   77:   my $id = &start_input($parstack,$safeeval);
   78:   if ($target eq 'web') {
   79:     my $oldresponse = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"};
   80:     my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
   81:     if ( $cols eq '') { $cols = 80; }
   82:     my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
   83:     if ( $rows eq '') { $rows = 10; }
   84:     if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
   85:       $result= '<textarea name="HWVAL'.$Apache::inputtags::response['-1'].'" '.
   86: 	"rows=\"$rows\" cols=\"$cols\">".$oldresponse;
   87:     } else {
   88:       $result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
   89:     }
   90:     if ($oldresponse ne '') {
   91:       #get rid of any startup text if the user has already responded
   92:       &Apache::lonxml::get_all_text("/textfield",$$parser[-1]);
   93:     }
   94:   }
   95:   if ($target eq 'grade') {
   96:     my $seedtext=&Apache::lonxml::get_all_text("/textfield",$$parser[-1]);
   97:     if ($seedtext eq $ENV{'form.HWVAL'.$Apache::inputtags::response[-1]}) {
   98:       # if the seed text is still there it wasn't a real submission
   99:       $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']}='';
  100:     }
  101:   }
  102:   return $result;
  103: }
  104: 
  105: sub end_textfield {
  106:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  107:   if ($target eq 'web') {
  108:     if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
  109:       return "</textarea>";
  110:     }
  111:   }
  112:   &end_input;
  113:   return '';
  114: }
  115: 
  116: sub start_textline {
  117:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  118:   my $result = "";
  119:   if ($target eq 'web') {
  120:     my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
  121:     if ($size eq '') { $size=20; }
  122:     my $partid=$Apache::inputtags::part;
  123:     my $id=$Apache::inputtags::response['-1'];
  124:     my $oldresponse = 
  125:       $Apache::lonhomework::history{"resource.$partid.$id.submission"};
  126:     if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
  127:       $result= '<input type="text" name="HWVAL'.$id.'" value="'.
  128: 	$oldresponse.'" size="'.$size.'" />';
  129:     } else {
  130:       $result='<i>'.$oldresponse.'</i>';
  131:     }
  132:   } elsif ($target eq 'edit') {
  133:     $result=&Apache::edit::tag_start($target,$token);
  134:     $result.=&Apache::edit::text_arg('Size:','size',$token,'5')."</td></tr>";
  135:     $result.=&Apache::edit::end_table;
  136:   } elsif ($target eq 'modified') {
  137:     my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size');
  138:     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
  139:   }
  140:   return $result;
  141: }
  142: 
  143: sub end_textline {
  144:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  145:   if ($target eq 'edit') { return ('','no'); }
  146:   return "";
  147: }
  148: 
  149: sub start_datasubmission {
  150:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  151:   my $id = &Apache::response::start_response($parstack,$safeeval);
  152:   my $result;
  153:   if ($target eq 'meta') {
  154:     $result = &Apache::response::meta_stores_write($token->[2]->{'name'},
  155: 						   $token->[2]->{'type'},
  156: 						   $token->[2]->{'display'});
  157:     $result .= &Apache::response::meta_package_write('datasubmission');
  158:   }
  159:   return $result;
  160: }
  161: 
  162: sub end_datasubmission {
  163:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  164:   my $result;
  165:   if ( $target eq 'web' ) {
  166:   } elsif ($target eq 'grade' ) {
  167:     if ( defined $ENV{'form.submitted'}) {
  168:       &Apache::response::setup_params('datasubmission');
  169:       my $partid = $Apache::inputtags::part;
  170:       my $id = $Apache::inputtags::response['-1'];
  171:       my $response = $ENV{'form.HWVAL'.$id};
  172:       my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
  173:       if ( $response =~ /[^\s]/) {
  174: 	$Apache::lonhomework::results{"resource.$partid.$id.$name"}=
  175: 	  $response;
  176:       }
  177:     }
  178:   }
  179:   &Apache::response::end_response;
  180:   return $result;
  181: }
  182: 
  183: sub finalizeawards {
  184:   my $result='';
  185:   my $award;
  186:   if ($#_ == '-1') { $result = "NO_RESPONSE"; }
  187:   if ($result eq '' ) {
  188:     foreach $award (@_) { if ($award eq '') {$result='MISSING_ANSWER'; last;}}
  189:   }
  190:   if ($result eq '' ) {
  191:     foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
  192:   }
  193:   if ($result eq '' ) {
  194:     foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} }
  195:   }
  196: 
  197:   if ($result eq '' ) {
  198:     foreach $award (@_) { 
  199:       if ($award eq 'UNIT_FAIL' ||
  200: 	  $award eq 'NO_UNIT' ||
  201: 	  $award eq 'UNIT_NOTNEEDED') {
  202: 	$result=$award; last;
  203:       }
  204:     }
  205:   }
  206:   if ($result eq '' ) {
  207:     foreach $award (@_) { 
  208:       if ($award eq 'WANTED_NUMERIC' || 
  209: 	  $award eq 'BAD_FORMULA') {$result=$award; last;}
  210:     }
  211:   }
  212:   if ($result eq '' ) {
  213:     foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
  214:   }
  215:   if ($result eq '' ) {
  216:     foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
  217:   }
  218:   if ($result eq '' ) {
  219:     foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} }
  220:   }
  221:   if ($result eq '' ) {
  222:     foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
  223:   }
  224:   if ($result eq '' ) { $result='EXACT_ANS'; }
  225:   return $result
  226: }
  227: 
  228: sub decideoutput {
  229:   my ($award,$solved,$previous)=@_;
  230:   my $message='';
  231:   my $button=0;
  232:   my $previousmsg;
  233: 
  234:   if ($previous) { $previousmsg='You have entered that answer before'; }
  235: 
  236:   if      ($solved =~ /^correct/) {
  237:     $message = "<b>You are correct.</b> Your receipt is ".
  238:       &Apache::lonnet::receipt;
  239:     $button=0;
  240:     $previousmsg='';
  241:   } elsif ($solved =~ /^excused/) {
  242:     $message = "<b>You are excused from the problem.</b>";
  243:     $button=0;
  244:     $previousmsg='';
  245:   } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
  246:     if ($solved =~ /^incorrect/ || $solved eq '') {
  247:       $message = "Incorrect";
  248:       $button=1;
  249:     } else {
  250:       $message = "<b>You are correct.</b> Your receipt is ".
  251: 	&Apache::lonnet::receipt;
  252:       $button=0;
  253:       $previousmsg='';
  254:     }
  255:   } elsif ($award eq 'NO_RESPONSE') {
  256:     $message = '';
  257:     $button=1;
  258:   } elsif ($award eq 'MISSING_ANSWER') {
  259:     $message = 'Some parts were not submitted';
  260:     $button = 1;
  261:   } elsif ($award eq 'WANTED_NUMERIC') {
  262:     $message = "This question expects a numeric answer";
  263:     $button=1;
  264:   } elsif ($award eq 'SIG_FAIL') {
  265:     $message = "Please adjust significant figures.";# you provided %s significant figures";
  266:     $button=1;
  267:   } elsif ($award eq 'UNIT_FAIL') {
  268:     $message = "Units incorrect."; #Computer reads units as %s";
  269:     $button=1;
  270:   } elsif ($award eq 'UNIT_NOTNEEDED') {
  271:     $message = "Only a number required.";# Computer reads units of %s";
  272:     $button=1;
  273:   } elsif ($award eq 'NO_UNIT') {
  274:     $message = "Units required";
  275:     $button=1;
  276:   } elsif ($award eq 'BAD_FORMULA') {
  277:     $message = "Unable to understand formula";
  278:     $button=1;
  279:   } elsif ($award eq 'INCORRECT') {
  280:     $message = "Incorrect";
  281:     $button=1;
  282:   } elsif ($award eq 'SUBMITTED') {
  283:     $message = "Your submission has been recorded.";
  284:     $button=1;
  285:   } else {
  286:     $message = "Unknown message: $award";
  287:     $button=1;
  288:   }
  289:   return ($button,$message,$previousmsg);
  290: }
  291: 
  292: sub setgradedata {
  293:   my ($award,$id,$previously_used) = @_;
  294:   # if the student already has it correct, don't modify the status
  295:   if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER') {
  296:     $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
  297:     return '';
  298:   } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~
  299:        /^correct/ ) {
  300:     #handle assignment of tries and solved status
  301:     if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
  302:       $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
  303:     }
  304:     if ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
  305:       $Apache::lonhomework::results{"resource.$id.tries"} =
  306: 	$Apache::lonhomework::history{"resource.$id.tries"} + 1;
  307:       $Apache::lonhomework::results{"resource.$id.solved"} =
  308: 	'correct_by_student';
  309:       $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
  310:     } elsif ( $award eq 'INCORRECT' ) {
  311:       $Apache::lonhomework::results{"resource.$id.tries"} =
  312: 	$Apache::lonhomework::history{"resource.$id.tries"} + 1;
  313:       $Apache::lonhomework::results{"resource.$id.solved"} =
  314: 	'incorrect_attempted';
  315:     } elsif ( $award eq 'SUBMITTED' ) {
  316:       $Apache::lonhomework::results{"resource.$id.tries"} =
  317: 	$Apache::lonhomework::history{"resource.$id.tries"} + 1;
  318:       $Apache::lonhomework::results{"resource.$id.solved"} =
  319: 	'ungraded_attempted';
  320:     } elsif ( $award eq 'NO_RESPONSE' ) {
  321:       return '';
  322:     } else {
  323:       $Apache::lonhomework::results{"resource.$id.solved"} =
  324: 	'incorrect_attempted';
  325:     }
  326: 
  327:     # check if this was a previous submission if it was delete the
  328:     # unneeded data and update the previously_used attribute
  329:     if ( $previously_used eq 'PREVIOUSLY_USED') {
  330:       delete($Apache::lonhomework::results{"resource.$id.tries"});
  331:       $Apache::lonhomework::results{"resource.$id.previous"} = '1';
  332:     } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
  333:       #delete all data as they student didn't do anything
  334:       foreach my $key (keys(%Apache::lonhomework::results)) {
  335: 	if ($key =~ /^resource\.$id\./) {
  336: 	  &Apache::lonxml::debug("Removing $key");
  337: 	  delete($Apache::lonhomework::results{$key});
  338: 	}
  339:       }
  340:       #and since they didn't do anything we were never here
  341:       return '';
  342:     } else {
  343:       $Apache::lonhomework::results{"resource.$id.previous"} = '0';
  344:     }
  345:   }
  346:   $Apache::lonhomework::results{"resource.$id.award"} = $award;
  347: }
  348: 
  349: sub grade {
  350:   my ($target) = @_;
  351:   my $id = $Apache::inputtags::part;
  352:   my $response='';
  353:   if ( defined $ENV{'form.submitted'}) {
  354:     my @awards = ();
  355:     foreach $response (@Apache::inputtags::responselist) {
  356:       &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
  357:       my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
  358:       if ( $value ne '' ) {
  359: 	&Apache::lonxml::debug("keeping $value from $response for $id");
  360: 	push (@awards,$value);
  361:       } else {
  362: 	&Apache::lonxml::debug("skipping $value from $response for $id");
  363:       }
  364:     }
  365:     my $finalaward = &finalizeawards(@awards);
  366:     my $previously_used;
  367:     if ( $#Apache::inputtags::previous eq $#awards ) {
  368:       $previously_used = 'PREVIOUSLY_LAST';
  369:       foreach my $value (@Apache::inputtags::previous) {
  370: 	if ($value eq 'PREVIOUSLY_USED' ) {
  371: 	  $previously_used = $value;
  372: 	  last;
  373: 	}
  374:       }
  375:     }
  376:     &Apache::lonxml::debug("final award $finalaward, $previously_used");
  377:     &setgradedata($finalaward,$id,$previously_used);
  378:   }
  379:   return '';
  380: }
  381: 
  382: sub gradestatus {
  383:   my ($id) = @_;
  384:   my $showbutton = 1;
  385:   my $message = '';
  386:   my $latemessage = '';
  387:   my $trystr='';
  388:   my $button='';
  389:   my $previousmsg='';
  390: 
  391:   my $status = $Apache::inputtags::status['-1'];
  392:   &Apache::lonxml::debug("gradestatus has :$status:");
  393:   if ( $status ne 'CLOSED' ) {  
  394:     my $award = $Apache::lonhomework::history{"resource.$id.award"};
  395:     my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
  396:     my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
  397:     &Apache::lonxml::debug("Found Award |$award|$solved|");
  398:     if ( $award ne '' ) {
  399:       &Apache::lonxml::debug('Getting message');
  400:       ($showbutton,$message,$previousmsg) =
  401: 	&decideoutput($award,$solved,$previous);
  402:       $message="<td bgcolor=\"#aaffaa\">$message</td>";
  403:       if ($previousmsg) {
  404: 	$previousmsg="<td bgcolor=\"#ffaaaa\">$previousmsg</td>";
  405:       }
  406:     }
  407:     my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
  408:     my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
  409:     &Apache::lonxml::debug("got maxtries of :$maxtries:");
  410:     if ( $tries eq '' ) { $tries = '0'; }
  411:     if ( $maxtries eq '' ) { $maxtries = '2'; } 
  412:     if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; } 
  413:     if ( $showbutton ) {
  414:       $trystr = "<td>Tries $tries/$maxtries</td>";
  415:     }
  416:     if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
  417:     if ( $showbutton ) { 
  418:       $button = '<br /><input type="submit" name="submit" value="Submit Answer" />';
  419:     }
  420:     if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
  421:       #last submissions was after due date
  422:       $latemessage="<td bgcolor=\"#ffaaaa\">The last submission was after the Due Date</td>";
  423:     }
  424:   }
  425:   my $output= $previousmsg.$latemessage.$message.$trystr;
  426:   if ($output =~ /^\s*$/) {
  427:     return $button;
  428:   } else {
  429:     return $button.'<table><tr>'.$output.'</tr></table>';
  430:   }
  431: }
  432: 1;
  433: __END__
  434: