Annotation of loncom/homework/essayresponse.pm, revision 1.71

1.1       albertel    1: # The LearningOnline Network with CAPA
                      2: # essay (ungraded) style responses
1.5       albertel    3: #
1.71    ! albertel    4: # $Id: essayresponse.pm,v 1.70 2006/03/09 01:07:04 albertel Exp $
1.5       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: #
1.33      albertel   28: 
1.1       albertel   29: package Apache::essayresponse;
                     30: use strict;
1.33      albertel   31: use Apache::lonxml();
1.62      albertel   32: use Apache::lonnet;
1.33      albertel   33: use Apache::lonlocal;
1.1       albertel   34: 
1.6       harris41   35: BEGIN {
1.10      ng         36:     &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
1.1       albertel   37: }
                     38: 
                     39: sub start_essayresponse {
1.10      ng         40:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     41:     my $result;
1.14      albertel   42:     my $id = &Apache::response::start_response($parstack,$safeeval);
                     43:     if ($target eq 'meta') {
                     44: 	$result=&Apache::response::meta_package_write('essayresponse');
1.69      albertel   45:     } elsif ($target eq 'web' &&
                     46: 	     $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.10      ng         47: 	my $part= $Apache::inputtags::part;
                     48: 	my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
1.34      albertel   49: 	my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.17      www        50: 	my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.21      www        51:         $uploadedfiletypes=~s/[^\w\,]//g;
1.13      ng         52: 	$result='<br /><table border="1">';
1.22      www        53: 	$result.='<tr><td>'.
1.64      matthew    54:             '<label>'.
1.47      albertel   55: 	    '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked="checked" /> '.
1.64      matthew    56: 	    &mt('Submit entries below as answer to receive credit').
                     57:             '</label> <br />'.
                     58: 	    '<label>'.
                     59:             '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no" /> '.
1.33      albertel   60: 	    &mt('Save entries below as a draft answer (not submitting them for credit yet)').
1.64      matthew    61: 	    '</label>'.
                     62:             ' </td></tr>';
1.10      ng         63: 	if ($ncol > 0) {
1.64      matthew    64: 	    $result .='<tr><td>'.'<label>'.
1.13      ng         65: 		'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
                     66: 		$part.'_'.$id.'" value="'.$coll.'" /><br />'.
1.64      matthew    67: 		&mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$env{'user.domain'}).
                     68:                 '</label><br />';
1.10      ng         69: 	    $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
1.13      ng         70: 	    $result .='</td></tr>';
1.10      ng         71: 	}
1.60      albertel   72: 	$result.=&Apache::inputtags::file_selector($part,$id,
                     73: 						   $uploadedfiletypes,'both');
1.22      www        74:         $result.='</table>';
1.10      ng         75:     }
                     76:     return $result;
1.1       albertel   77: }
                     78: 
                     79: sub end_essayresponse {
1.10      ng         80:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.13      ng         81:     my $part          = $Apache::inputtags::part;
1.14      albertel   82:     my $id            = $Apache::inputtags::response[-1];
1.70      albertel   83:     my $increment     = &Apache::response::repetition();
1.15      albertel   84:     my $result;
1.10      ng         85:     if ( $target eq 'grade' ) {
1.62      albertel   86: 	my $collaborators = $env{'form.HWCOL'.$part.'_'.$id};	
1.14      albertel   87: 	if ($collaborators =~ /[^\s]/) {
1.34      albertel   88: 	    my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.14      albertel   89: 	    $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
                     90: 		if ($collaborators ne $previous_list);
                     91: 	}
1.58      albertel   92: 	if (  &Apache::response::submitted('scantron') ) {
1.31      albertel   93: 	    $increment=&Apache::response::scored_response($part,$id);
1.58      albertel   94: 	} elsif ( &Apache::response::submitted() ) {
1.62      albertel   95: 	    my $response      = $env{'form.HWVAL_'.$id};
                     96:             my $filename= $env{'form.HWFILE'.$part.'_'.$id.'.filename'};
                     97:             my $portfiles = $env{'form.HWPORT'.$part.'_'.$id};
1.42      banghart   98: 	    if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/)) {
1.61      albertel   99:  		my $award='DRAFT';
1.62      albertel  100:         	if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
1.14      albertel  101: 		    $award='SUBMITTED';
                    102: 		}
1.22      www       103:                 my $uploadedflag=0;
1.63      albertel  104: 		&file_submission($part,$id,'filename',\$award,\$uploadedflag);
                    105: 		&file_submission($part,$id,'portfiles',\$award,\$uploadedflag);
1.10      ng        106: 		$Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
1.14      albertel  107: 		$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
1.10      ng        108: 		my %previous=&Apache::response::check_for_previous($response,$part,$id);
1.22      www       109: 		unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
1.32      www       110: #
                    111: # Store with resource author for similarity testing
                    112: #
                    113:                 if ($award eq 'SUBMITTED') {
                    114: 		    my ($symb,$crsid,$domain,$name)=
                    115: 			&Apache::lonxml::whichuser();
                    116: 		    if ($crsid) {
                    117: 			my $akey=$name.'.'.$domain.'.'.$crsid;
                    118: 			my $essayurl=
                    119: 			    &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
                    120: 			my ($adom,$aname,$apath)=
                    121: 			    ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
                    122:                         $apath=&Apache::lonnet::escape($apath);
                    123: 			$apath=~s/\W/\_/gs;
                    124: 			&Apache::lonnet::put('nohist_essay_'.$apath,
                    125: 					 { $akey => $response },$adom,$aname);
                    126: 		    }
1.42      banghart  127:                 }
1.10      ng        128: 	    }
1.42      banghart  129: 	} 
1.15      albertel  130:     } elsif ($target eq 'edit') {
                    131: 	$result.=&Apache::edit::end_table();
1.71    ! albertel  132: 
        !           133:     } elsif ($target eq 'tex'
        !           134: 	     && $Apache::lonhomework::type eq 'exam') {
        !           135: 	$result .= &Apache::inputtags::exam_score_line($target);
        !           136: 
1.70      albertel  137:     } elsif ($target eq 'answer') {
                    138: 	$result.=&Apache::response::answer_header($$tagstack[-1]);
                    139: 	$result.=&Apache::response::answer_part($$tagstack[-1],'');
                    140: 	$result.=&Apache::response::answer_footer($$tagstack[-1]);
1.10      ng        141:     }
1.71    ! albertel  142: 
1.27      albertel  143:     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
                    144: 	$target eq 'tex' || $target eq 'analyze') {
                    145: 	&Apache::lonxml::increment_counter($increment);
                    146:     }
1.10      ng        147:     &Apache::response::end_response;
1.42      banghart  148: 
1.15      albertel  149:     return $result;
1.10      ng        150: }
                    151: 
1.61      albertel  152: sub file_submission {
                    153:     my ($part,$id,$which,$award,$uploadedflag)=@_;
                    154:     my $files;
1.67      albertel  155:     my $jspart=$part;
                    156:     $jspart=~s/\./_/g;
                    157:     if ($which eq 'portfiles') { $files= $env{'form.HWPORT'.$jspart.'_'.$id}; }
1.61      albertel  158:     if ($which eq 'filename') {
1.67      albertel  159: 	$files = $env{'form.HWFILE'.$jspart.'_'.$id.'.filename'};
1.61      albertel  160:     }
                    161:     
                    162:     if ($files =~ /[^\s]/) {
                    163: 	$files =~s/,$//;
                    164: 	$Apache::lonhomework::results{"resource.$part.$id.$which"}=$files;
1.68      albertel  165: 	
                    166: 	my @submitted_files = ($files);
                    167: 	if ( $which eq 'portfiles' ) {
                    168: 	    @submitted_files = split(/,/,$files);
                    169: 	}
                    170: 
1.61      albertel  171: 	my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.65      albertel  172: 	if ($uploadedfiletypes) {
                    173: 	    $uploadedfiletypes=~s/[^\w\,]//g;
                    174: 	    $uploadedfiletypes=','.$uploadedfiletypes.',';
                    175: 	    foreach my $file (@submitted_files) {
                    176: 		my ($extension)=($file=~/\.(\w+)$/);
                    177: 		unless ($uploadedfiletypes=~/\,$extension\,/i) {
                    178: 		    $$award='INVALID_FILETYPE';
                    179: 		}
1.61      albertel  180: 	    }
                    181: 	}
1.63      albertel  182: 	if ($$award ne 'INVALID_FILETYPE' && ref($uploadedflag)) {
1.61      albertel  183: 	    $$uploadedflag=1;
                    184: 	}
1.63      albertel  185: 	if ($$award ne 'INVALID_FILETYPE' && $which eq 'portfiles') {
1.61      albertel  186: 	    my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
1.66      albertel  187: 	    &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
                    188: 	    &Apache::lonnet::mark_as_readonly($domain,$name,\@submitted_files,[$symb,$crsid]);
1.61      albertel  189: 	    &Apache::lonnet::clear_selected_files($name);
                    190: 	}
1.63      albertel  191: 	if ($$award ne 'INVALID_FILETYPE' && $which eq 'filename') {
1.61      albertel  192: 	    $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=
                    193: 		$files;
                    194: 	    $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
1.67      albertel  195: 		&Apache::lonnet::userfileupload('HWFILE'.$jspart.'_'.$id,undef,
1.61      albertel  196: 						'essayresponse');
                    197: 	}
                    198:     } elsif ($which eq 'portfiles' &&
                    199: 	     $Apache::lonhomework::history{"resource.$part.$id.$which"}) {
                    200: 	my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
1.66      albertel  201: 	&Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
1.61      albertel  202: 	$Apache::lonhomework::results{"resource.$part.$id.$which"}="";
                    203:     }
                    204: }
                    205: 
1.10      ng        206: sub check_collaborators {
1.11      ng        207:     my ($ncol,$coll) = @_;
1.10      ng        208:     my %classlist=&Apache::lonnet::dump('classlist',
1.62      albertel  209: 					$env{'course.'.$env{'request.course.id'}.'.domain'},
                    210: 					$env{'course.'.$env{'request.course.id'}.'.num'});
1.10      ng        211:     my (@badcollaborators,$result);
                    212:     my (@collaborators) = split(/\,?\s+/,$coll);
                    213:     foreach (@collaborators) {
                    214: 	my $collaborator = $_;
                    215: 	if (/@/) {
                    216: 	    $collaborator =~ s/@/:/;
                    217: 	} else {
1.62      albertel  218: 	    $collaborator = $_.':'.$env{'user.domain'};
1.10      ng        219: 	}
                    220: 	push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
                    221:     }
                    222:     
                    223:     if (scalar(@badcollaborators)) {
1.11      ng        224: 	$result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
                    225: 	    (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
                    226: 	    join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
1.10      ng        227:     }
                    228:     my $toomany = scalar(@collaborators) - $ncol;
                    229:     if ($toomany > 0) {
                    230: 	$result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
                    231: 	    'You have too many collaborators. Please remove '.$toomany.' collaborator'.
                    232: 	    ($toomany > 1 ? 's' :'').'.</td></tr></table>';
                    233:     }
                    234:     return $result;
1.1       albertel  235: }
1.2       albertel  236: 
                    237: 1;
                    238: __END__

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