Annotation of loncom/homework/essayresponse.pm, revision 1.73

1.1       albertel    1: # The LearningOnline Network with CAPA
                      2: # essay (ungraded) style responses
1.5       albertel    3: #
1.73    ! albertel    4: # $Id: essayresponse.pm,v 1.72 2006/05/30 12:45:36 www 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;
1.72      www        34: use lib '/home/httpd/lib/perl/';
                     35: use LONCAPA;
                     36:  
1.1       albertel   37: 
1.6       harris41   38: BEGIN {
1.10      ng         39:     &Apache::lonxml::register('Apache::essayresponse',('essayresponse'));
1.1       albertel   40: }
                     41: 
                     42: sub start_essayresponse {
1.10      ng         43:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
                     44:     my $result;
1.14      albertel   45:     my $id = &Apache::response::start_response($parstack,$safeeval);
                     46:     if ($target eq 'meta') {
                     47: 	$result=&Apache::response::meta_package_write('essayresponse');
1.69      albertel   48:     } elsif ($target eq 'web' &&
                     49: 	     $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.10      ng         50: 	my $part= $Apache::inputtags::part;
                     51: 	my $ncol= &Apache::lonnet::EXT("resource.$part".'_'."$id.maxcollaborators");
1.34      albertel   52: 	my $coll= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.17      www        53: 	my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.21      www        54:         $uploadedfiletypes=~s/[^\w\,]//g;
1.13      ng         55: 	$result='<br /><table border="1">';
1.22      www        56: 	$result.='<tr><td>'.
1.64      matthew    57:             '<label>'.
1.47      albertel   58: 	    '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="yes" checked="checked" /> '.
1.64      matthew    59: 	    &mt('Submit entries below as answer to receive credit').
                     60:             '</label> <br />'.
                     61: 	    '<label>'.
                     62:             '<input type="radio" name="HWDRAFT'.$part.'_'.$id.'" value="no" /> '.
1.33      albertel   63: 	    &mt('Save entries below as a draft answer (not submitting them for credit yet)').
1.64      matthew    64: 	    '</label>'.
                     65:             ' </td></tr>';
1.10      ng         66: 	if ($ncol > 0) {
1.64      matthew    67: 	    $result .='<tr><td>'.'<label>'.
1.13      ng         68: 		'Collaborators: <input type="text" size="70" max="80" name="HWCOL'.
                     69: 		$part.'_'.$id.'" value="'.$coll.'" /><br />'.
1.64      matthew    70: 		&mt('(Enter maximum [_1] collaborators using username or username@domain, e.g. smithje or smithje@[_2].)',$ncol,$env{'user.domain'}).
                     71:                 '</label><br />';
1.10      ng         72: 	    $result .= &check_collaborators($ncol,$coll) if ($coll =~ /\w+/);
1.13      ng         73: 	    $result .='</td></tr>';
1.10      ng         74: 	}
1.60      albertel   75: 	$result.=&Apache::inputtags::file_selector($part,$id,
                     76: 						   $uploadedfiletypes,'both');
1.22      www        77:         $result.='</table>';
1.10      ng         78:     }
                     79:     return $result;
1.1       albertel   80: }
                     81: 
                     82: sub end_essayresponse {
1.10      ng         83:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.13      ng         84:     my $part          = $Apache::inputtags::part;
1.14      albertel   85:     my $id            = $Apache::inputtags::response[-1];
1.70      albertel   86:     my $increment     = &Apache::response::repetition();
1.15      albertel   87:     my $result;
1.10      ng         88:     if ( $target eq 'grade' ) {
1.62      albertel   89: 	my $collaborators = $env{'form.HWCOL'.$part.'_'.$id};	
1.14      albertel   90: 	if ($collaborators =~ /[^\s]/) {
1.34      albertel   91: 	    my $previous_list= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.collaborators"},'<>&"');
1.14      albertel   92: 	    $Apache::lonhomework::results{"resource.$part.$id.collaborators"}=$collaborators
                     93: 		if ($collaborators ne $previous_list);
                     94: 	}
1.58      albertel   95: 	if (  &Apache::response::submitted('scantron') ) {
1.31      albertel   96: 	    $increment=&Apache::response::scored_response($part,$id);
1.58      albertel   97: 	} elsif ( &Apache::response::submitted() ) {
1.62      albertel   98: 	    my $response      = $env{'form.HWVAL_'.$id};
                     99:             my $filename= $env{'form.HWFILE'.$part.'_'.$id.'.filename'};
                    100:             my $portfiles = $env{'form.HWPORT'.$part.'_'.$id};
1.42      banghart  101: 	    if (( $response =~ /[^\s]/) || ($filename =~ /[^\s]/) || ($portfiles =~ /[^\s]/)) {
1.61      albertel  102:  		my $award='DRAFT';
1.62      albertel  103:         	if ($env{'form.HWDRAFT'.$part.'_'.$id} eq 'yes') {
1.14      albertel  104: 		    $award='SUBMITTED';
                    105: 		}
1.22      www       106:                 my $uploadedflag=0;
1.63      albertel  107: 		&file_submission($part,$id,'filename',\$award,\$uploadedflag);
                    108: 		&file_submission($part,$id,'portfiles',\$award,\$uploadedflag);
1.10      ng        109: 		$Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
1.14      albertel  110: 		$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$award;
1.10      ng        111: 		my %previous=&Apache::response::check_for_previous($response,$part,$id);
1.22      www       112: 		unless ($uploadedflag) { &Apache::response::handle_previous(\%previous,$award); }
1.32      www       113: #
                    114: # Store with resource author for similarity testing
                    115: #
                    116:                 if ($award eq 'SUBMITTED') {
                    117: 		    my ($symb,$crsid,$domain,$name)=
                    118: 			&Apache::lonxml::whichuser();
                    119: 		    if ($crsid) {
                    120: 			my $akey=$name.'.'.$domain.'.'.$crsid;
                    121: 			my $essayurl=
                    122: 			    &Apache::lonnet::declutter($ENV{'REQUEST_URI'});
                    123: 			my ($adom,$aname,$apath)=
                    124: 			    ($essayurl=~/^(\w+)\/(\w+)\/(.*)$/);
1.72      www       125:                         $apath=&escape($apath);
1.32      www       126: 			$apath=~s/\W/\_/gs;
                    127: 			&Apache::lonnet::put('nohist_essay_'.$apath,
                    128: 					 { $akey => $response },$adom,$aname);
                    129: 		    }
1.42      banghart  130:                 }
1.10      ng        131: 	    }
1.42      banghart  132: 	} 
1.15      albertel  133:     } elsif ($target eq 'edit') {
                    134: 	$result.=&Apache::edit::end_table();
1.71      albertel  135: 
                    136:     } elsif ($target eq 'tex'
                    137: 	     && $Apache::lonhomework::type eq 'exam') {
                    138: 	$result .= &Apache::inputtags::exam_score_line($target);
                    139: 
1.70      albertel  140:     } elsif ($target eq 'answer') {
                    141: 	$result.=&Apache::response::answer_header($$tagstack[-1]);
                    142: 	$result.=&Apache::response::answer_part($$tagstack[-1],'');
                    143: 	$result.=&Apache::response::answer_footer($$tagstack[-1]);
1.10      ng        144:     }
1.71      albertel  145: 
1.27      albertel  146:     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
                    147: 	$target eq 'tex' || $target eq 'analyze') {
                    148: 	&Apache::lonxml::increment_counter($increment);
                    149:     }
1.10      ng        150:     &Apache::response::end_response;
1.42      banghart  151: 
1.15      albertel  152:     return $result;
1.10      ng        153: }
                    154: 
1.61      albertel  155: sub file_submission {
                    156:     my ($part,$id,$which,$award,$uploadedflag)=@_;
                    157:     my $files;
1.67      albertel  158:     my $jspart=$part;
                    159:     $jspart=~s/\./_/g;
                    160:     if ($which eq 'portfiles') { $files= $env{'form.HWPORT'.$jspart.'_'.$id}; }
1.61      albertel  161:     if ($which eq 'filename') {
1.67      albertel  162: 	$files = $env{'form.HWFILE'.$jspart.'_'.$id.'.filename'};
1.61      albertel  163:     }
                    164:     
                    165:     if ($files =~ /[^\s]/) {
                    166: 	$files =~s/,$//;
                    167: 	$Apache::lonhomework::results{"resource.$part.$id.$which"}=$files;
1.68      albertel  168: 	
                    169: 	my @submitted_files = ($files);
                    170: 	if ( $which eq 'portfiles' ) {
1.73    ! albertel  171: 	    @submitted_files = split(/\s*,\s*/,$files);
1.68      albertel  172: 	}
                    173: 
1.61      albertel  174: 	my $uploadedfiletypes= &Apache::lonnet::EXT("resource.$part".'_'."$id.uploadedfiletypes");
1.65      albertel  175: 	if ($uploadedfiletypes) {
                    176: 	    $uploadedfiletypes=~s/[^\w\,]//g;
                    177: 	    $uploadedfiletypes=','.$uploadedfiletypes.',';
                    178: 	    foreach my $file (@submitted_files) {
                    179: 		my ($extension)=($file=~/\.(\w+)$/);
                    180: 		unless ($uploadedfiletypes=~/\,$extension\,/i) {
                    181: 		    $$award='INVALID_FILETYPE';
                    182: 		}
1.61      albertel  183: 	    }
                    184: 	}
1.63      albertel  185: 	if ($$award ne 'INVALID_FILETYPE' && ref($uploadedflag)) {
1.61      albertel  186: 	    $$uploadedflag=1;
                    187: 	}
1.63      albertel  188: 	if ($$award ne 'INVALID_FILETYPE' && $which eq 'portfiles') {
1.61      albertel  189: 	    my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
1.66      albertel  190: 	    &Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
                    191: 	    &Apache::lonnet::mark_as_readonly($domain,$name,\@submitted_files,[$symb,$crsid]);
1.61      albertel  192: 	    &Apache::lonnet::clear_selected_files($name);
                    193: 	}
1.63      albertel  194: 	if ($$award ne 'INVALID_FILETYPE' && $which eq 'filename') {
1.61      albertel  195: 	    $Apache::lonhomework::results{"resource.$part.$id.uploadedfile"}=
                    196: 		$files;
                    197: 	    $Apache::lonhomework::results{"resource.$part.$id.uploadedurl"}=
1.67      albertel  198: 		&Apache::lonnet::userfileupload('HWFILE'.$jspart.'_'.$id,undef,
1.61      albertel  199: 						'essayresponse');
                    200: 	}
                    201:     } elsif ($which eq 'portfiles' &&
                    202: 	     $Apache::lonhomework::history{"resource.$part.$id.$which"}) {
                    203: 	my ($symb,$crsid,$domain,$name)=&Apache::lonxml::whichuser();
1.66      albertel  204: 	&Apache::lonnet::unmark_as_readonly($domain,$name,[$symb,$crsid]);
1.61      albertel  205: 	$Apache::lonhomework::results{"resource.$part.$id.$which"}="";
                    206:     }
                    207: }
                    208: 
1.10      ng        209: sub check_collaborators {
1.11      ng        210:     my ($ncol,$coll) = @_;
1.10      ng        211:     my %classlist=&Apache::lonnet::dump('classlist',
1.62      albertel  212: 					$env{'course.'.$env{'request.course.id'}.'.domain'},
                    213: 					$env{'course.'.$env{'request.course.id'}.'.num'});
1.10      ng        214:     my (@badcollaborators,$result);
                    215:     my (@collaborators) = split(/\,?\s+/,$coll);
                    216:     foreach (@collaborators) {
                    217: 	my $collaborator = $_;
                    218: 	if (/@/) {
                    219: 	    $collaborator =~ s/@/:/;
                    220: 	} else {
1.62      albertel  221: 	    $collaborator = $_.':'.$env{'user.domain'};
1.10      ng        222: 	}
                    223: 	push @badcollaborators, $_ if (!grep /^$collaborator/i,keys %classlist);
                    224:     }
                    225:     
                    226:     if (scalar(@badcollaborators)) {
1.11      ng        227: 	$result = '<table border="0"><tr bgcolor="#ffbbbb"><td> The following user'.
                    228: 	    (scalar(@badcollaborators) > 1 ? 's are' : ' is').' invalid: '.
                    229: 	    join(', ',@badcollaborators).'. Please correct.</td></tr></table>';
1.10      ng        230:     }
                    231:     my $toomany = scalar(@collaborators) - $ncol;
                    232:     if ($toomany > 0) {
                    233: 	$result .= '<table border="0"><tr bgcolor="#ffbbbb"><td>'.
                    234: 	    'You have too many collaborators. Please remove '.$toomany.' collaborator'.
                    235: 	    ($toomany > 1 ? 's' :'').'.</td></tr></table>';
                    236:     }
                    237:     return $result;
1.1       albertel  238: }
1.2       albertel  239: 
                    240: 1;
                    241: __END__

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