version 1.9, 2001/06/26 21:40:37
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version 1.24, 2003/02/25 16:09:01
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# iimage click response style |
# image click response style |
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# |
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# $Id$ |
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# |
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# Copyright Michigan State University Board of Trustees |
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# |
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
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# |
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# LON-CAPA is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# LON-CAPA is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with LON-CAPA; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# /home/httpd/html/adm/gpl.txt |
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# |
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# http://www.lon-capa.org/ |
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# |
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#FIXME assumes multiple possbile submissions but only one is possible currently |
#FIXME assumes multiple possbile submissions but only one is possible currently |
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package Apache::imageresponse; |
package Apache::imageresponse; |
use strict; |
use strict; |
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use Image::Magick; |
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sub BEGIN { |
BEGIN { |
&Apache::lonxml::register('Apache::imageresponse',('imageresponse')); |
&Apache::lonxml::register('Apache::imageresponse',('imageresponse')); |
} |
} |
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sub start_imageresponse { |
sub start_imageresponse { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
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my $result; |
#when in a radiobutton response use these |
#when in a radiobutton response use these |
&Apache::lonxml::register('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
&Apache::lonxml::register('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
push (@Apache::lonxml::namespace,'imageresponse'); |
push (@Apache::lonxml::namespace,'imageresponse'); |
my $id = &Apache::response::start_response($parstack,$safeeval); |
my $id = &Apache::response::start_response($parstack,$safeeval); |
return ''; |
if ($target eq 'meta') { |
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$result=&Apache::response::meta_package_write('imageresponse'); |
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} |
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return $result; |
} |
} |
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sub end_imageresponse { |
sub end_imageresponse { |
&Apache::response::end_response; |
&Apache::response::end_response; |
pop @Apache::lonxml::namespace; |
pop @Apache::lonxml::namespace; |
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&Apache::lonxml::deregister('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
return ''; |
return ''; |
} |
} |
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%Apache::response::foilgroup={}; |
%Apache::response::foilgroup=(); |
sub start_foilgroup { |
sub start_foilgroup { |
%Apache::response::foilgroup={}; |
%Apache::response::foilgroup=(); |
$Apache::imageresponse::conceptgroup=0; |
$Apache::imageresponse::conceptgroup=0; |
&Apache::response::setrandomnumber(); |
&Apache::response::setrandomnumber(); |
return ''; |
return ''; |
Line 39 sub getfoilcounts {
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Line 70 sub getfoilcounts {
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my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2'); |
my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2'); |
# +1 since instructors will count from 1 |
# +1 since instructors will count from 1 |
my $count = $#{ $Apache::response::foilgroup{'names'} }+1; |
my $count = $#{ $Apache::response::foilgroup{'names'} }+1; |
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if (&Apache::response::showallfoils()) { $max=$count; } |
return ($count,$max); |
return ($count,$max); |
} |
} |
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Line 49 sub whichfoils {
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Line 81 sub whichfoils {
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my @whichopt =(); |
my @whichopt =(); |
while ((($#whichopt+1) < $max) && ($#names > -1)) { |
while ((($#whichopt+1) < $max) && ($#names > -1)) { |
&Apache::lonxml::debug("Have $#whichopt max is $max"); |
&Apache::lonxml::debug("Have $#whichopt max is $max"); |
my $aopt=int(rand($#names+1)); |
my $aopt; |
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if (&Apache::response::showallfoils()) { |
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$aopt=0; |
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} else { |
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$aopt=int(&Math::Random::random_uniform() * ($#names+1)); |
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} |
&Apache::lonxml::debug("From $#names elms, picking $aopt"); |
&Apache::lonxml::debug("From $#names elms, picking $aopt"); |
$aopt=splice(@names,$aopt,1); |
$aopt=splice(@names,$aopt,1); |
&Apache::lonxml::debug("Picked $aopt"); |
&Apache::lonxml::debug("Picked $aopt"); |
Line 59 sub whichfoils {
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Line 96 sub whichfoils {
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} |
} |
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sub displayfoils { |
sub displayfoils { |
my (@whichopt) = @_; |
my ($target,@whichopt) = @_; |
my $result =''; |
my $result =''; |
my $name; |
my $name; |
my $temp=1; |
my $temp=1; |
foreach $name (@whichopt) { |
foreach $name (@whichopt) { |
$result.=$Apache::response::foilgroup{"$name.text"}."<br />\n"; |
$result.=$Apache::response::foilgroup{"$name.text"}; |
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if ($target eq 'tex') {$result.="\\vskip 0 mm \n";} else {$result.="<br />\n";} |
my $image=$Apache::response::foilgroup{"$name.image"}; |
my $image=$Apache::response::foilgroup{"$name.image"}; |
if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) { |
if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) { |
$result.="<img src=\"$image\"/> <br />\n"; |
if ($target eq 'tex') { |
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$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n"; |
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} else { |
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$result.="<img src=\"$image\"/> <br />\n"; |
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} |
} else { |
} else { |
$result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n"; |
if ($target eq 'tex') { |
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$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n"; |
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} else { |
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$result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n"; |
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} |
} |
} |
$temp++; |
$temp++; |
} |
} |
Line 78 sub displayfoils {
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Line 124 sub displayfoils {
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sub gradefoils { |
sub gradefoils { |
my (@whichopt) = @_; |
my (@whichopt) = @_; |
my $result=''; |
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my $x; |
my $x; |
my $y; |
my $y; |
my $result; |
my $result; |
Line 119 sub end_foilgroup {
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Line 164 sub end_foilgroup {
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
my @whichopt; |
my @whichopt; |
if ($target eq 'web' || $target eq 'grade') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
my ($count,$max) = &getfoilcounts($parstack,$safeeval); |
my ($count,$max) = &getfoilcounts($parstack,$safeeval); |
if ($count>$max) { $count=$max } |
if ($count>$max) { $count=$max } |
&Apache::lonxml::debug("Count is $count from $max"); |
&Apache::lonxml::debug("Count is $count from $max"); |
@whichopt = &whichfoils($max); |
@whichopt = &whichfoils($max); |
} |
} |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
$result=&displayfoils(@whichopt); |
$result=&displayfoils($target,@whichopt); |
} |
} |
if ($target eq 'grade') { |
if ($target eq 'grade') { |
if ( defined $ENV{'form.submitted'}) { |
if ( defined $ENV{'form.submitted'}) { |
Line 138 sub end_foilgroup {
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Line 183 sub end_foilgroup {
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sub start_conceptgroup { |
sub start_conceptgroup { |
$Apache::imageresponse::conceptgroup=1; |
$Apache::imageresponse::conceptgroup=1; |
%Apache::response::conceptgroup={}; |
%Apache::response::conceptgroup=(); |
return ''; |
return ''; |
} |
} |
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sub end_conceptgroup { |
sub end_conceptgroup { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
$Apache::imageresponse::conceptgroup=0; |
$Apache::imageresponse::conceptgroup=0; |
if ($target eq 'web' || $target eq 'grade') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
if (defined(@{ $Apache::response::conceptgroup{'names'} })) { |
if (defined(@{ $Apache::response::conceptgroup{'names'} })) { |
my @names = @{ $Apache::response::conceptgroup{'names'} }; |
my @names = @{ $Apache::response::conceptgroup{'names'} }; |
my $pick=int(rand($#names+1)); |
my $pick=int(&Math::Random::random_uniform() * ($#names+1)); |
my $name=$names[$pick]; |
my $name=$names[$pick]; |
if (defined(@{ $Apache::response::conceptgroup{"$name.area"} })) { |
if (defined(@{ $Apache::response::conceptgroup{"$name.area"} })) { |
push @{ $Apache::response::foilgroup{'names'} }, $name; |
push @{ $Apache::response::foilgroup{'names'} }, $name; |
Line 167 sub end_conceptgroup {
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Line 212 sub end_conceptgroup {
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$Apache::imageresponse::curname=''; |
$Apache::imageresponse::curname=''; |
sub start_foil { |
sub start_foil { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
if ($target eq 'web' || $target eq 'grade') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); |
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); |
if ($name eq '') { $name=$Apache::lonxml::curdepth; } |
if ($name eq '') { $name=$Apache::lonxml::curdepth; } |
if ( $Apache::imageresponse::conceptgroup ) { |
if ( $Apache::imageresponse::conceptgroup |
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&& !&Apache::response::showallfoils()) { |
push(@{ $Apache::response::conceptgroup{'names'} }, $name); |
push(@{ $Apache::response::conceptgroup{'names'} }, $name); |
} else { |
} else { |
push(@{ $Apache::response::foilgroup{'names'} }, $name); |
push(@{ $Apache::response::foilgroup{'names'} }, $name); |
Line 187 sub end_foil {
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Line 233 sub end_foil {
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sub start_text { |
sub start_text { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
if ($target eq 'web') { &Apache::lonxml::startredirection; } |
if ($target eq 'web' || $target eq 'tex') { &Apache::lonxml::startredirection; } |
return ''; |
return ''; |
} |
} |
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sub end_text { |
sub end_text { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
my $name = $Apache::imageresponse::curname; |
my $name = $Apache::imageresponse::curname; |
if ( $Apache::imageresponse::conceptgroup ) { |
if ( $Apache::imageresponse::conceptgroup |
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&& !&Apache::response::showallfoils() ) { |
$Apache::response::conceptgroup{"$name.text"} = &Apache::lonxml::endredirection; |
$Apache::response::conceptgroup{"$name.text"} = &Apache::lonxml::endredirection; |
} else { |
} else { |
$Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection; |
$Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection; |
Line 206 sub end_text {
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Line 253 sub end_text {
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sub start_image { |
sub start_image { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
if ($target eq 'web') { &Apache::lonxml::startredirection; } |
if ($target eq 'web' || $target eq 'tex') { &Apache::lonxml::startredirection; } |
return ''; |
return ''; |
} |
} |
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sub end_image { |
sub end_image { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
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my $name = $Apache::imageresponse::curname; |
if ($target eq 'web') { |
if ($target eq 'web') { |
my $name = $Apache::imageresponse::curname; |
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my $image = &Apache::lonxml::endredirection; |
my $image = &Apache::lonxml::endredirection; |
&Apache::lonxml::debug("out is $image"); |
&Apache::lonxml::debug("out is $image"); |
if ( $Apache::imageresponse::conceptgroup ) { |
if ( $Apache::imageresponse::conceptgroup |
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&& !&Apache::response::showallfoils()) { |
$Apache::response::conceptgroup{"$name.image"} = $image; |
$Apache::response::conceptgroup{"$name.image"} = $image; |
} else { |
} else { |
$Apache::response::foilgroup{"$name.image"} = $image; |
$Apache::response::foilgroup{"$name.image"} = $image; |
} |
} |
} |
} elsif ($target eq 'tex') { |
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my $src = &Apache::lonxml::endredirection; |
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$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
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my $width_param = ''; |
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my $height_param = ''; |
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my $scaling = .3; |
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my $image = Image::Magick->new; |
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my $current_figure = $image->Read($src); |
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$width_param = $image->Get('width') * $scaling;; |
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$height_param = $image->Get('height') * $scaling;; |
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undef $image; |
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my $epssrc = $src; |
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$epssrc =~ s/(\.gif|\.jpg)$/\.eps/i; |
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if (not -e $epssrc) { |
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my $localfile = $epssrc; |
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$localfile =~ s/.*(\/res)/$1/; |
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my $file; |
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my $path; |
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if ($localfile =~ m!(.*)/([^/]*)$!) { |
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$file = $2; |
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$path = $1.'/'; |
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} |
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my $signal_eps = 0; |
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my @content_directory = &Apache::lonnet::dirlist($path); |
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for (my $iy=0;$iy<=$#content_directory;$iy++) { |
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my @tempo_array = split(/&/,$content_directory[$iy]); |
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$content_directory[$iy] = $tempo_array[0]; |
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if ($file eq $tempo_array[0]) { |
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$signal_eps = 1; |
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last; |
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} |
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} |
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if ($signal_eps) { |
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my $eps_file = &Apache::lonnet::getfile($localfile); |
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} else { |
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$localfile = $src; |
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$localfile =~ s/.*(\/res)/$1/; |
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my $as = &Apache::lonnet::getfile($src); |
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} |
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} |
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my $file; |
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my $path; |
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if ($src =~ m!(.*)/([^/]*)$!) { |
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$file = $2; |
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$path = $1.'/'; |
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} |
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my $newsrc = $src; |
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$newsrc =~ s/(\.gif|\.jpg)$/\.eps/i; |
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$file=~s/(\.gif|\.jpg)$/\.eps/i; |
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#do we have any specified size of the picture? |
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my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval); |
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my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval); |
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my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval); |
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if ($TeXwidth ne '') { |
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$width_param = $TeXwidth; |
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} elsif ($TeXheight ne '') { |
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$width_param = $TeXheight/$height_param*$width_param; |
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} elsif ($width ne '') { |
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$width_param = $width*$scaling; |
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} |
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#where can we find the picture? |
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if (-e $newsrc) { |
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if ($path) { |
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$Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; |
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} |
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} else { |
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my $temp_file; |
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my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat"; |
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$temp_file = Apache::File->new('>>'.$filename); |
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print $temp_file "$src\n"; |
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$Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; |
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} |
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} |
return ''; |
return ''; |
} |
} |
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sub start_rectangle { |
sub start_rectangle { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
if ($target eq 'web' || $target eq 'grade') { &Apache::lonxml::startredirection; } |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { &Apache::lonxml::startredirection; } |
return ''; |
return ''; |
} |
} |
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Line 242 sub grade_rectangle {
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Line 362 sub grade_rectangle {
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&Apache::lonxml::debug("Point $x1,$y1,$x2,$y2"); |
&Apache::lonxml::debug("Point $x1,$y1,$x2,$y2"); |
if ($x1 > $x2) { my $temp=$x1;$x1=$x2;$x2=$temp; } |
if ($x1 > $x2) { my $temp=$x1;$x1=$x2;$x2=$temp; } |
if ($y1 > $y2) { my $temp=$y1;$y1=$y2;$y2=$temp; } |
if ($y1 > $y2) { my $temp=$y1;$y1=$y2;$y2=$temp; } |
if ($x => $x1) { if ($x <= $x2) { if ($y => $y1) { if ($y <= $y2) { return 'APPROX_ANS'; } } } } |
if (($x >= $x1) && ($x <= $x2) && ($y >= $y1) && ($y <= $y2)) { |
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return 'APPROX_ANS'; |
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} |
return 'INCORRECT'; |
return 'INCORRECT'; |
} |
} |
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sub end_rectangle { |
sub end_rectangle { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
if ($target eq 'web' || $target eq 'grade') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
my $name = $Apache::imageresponse::curname; |
my $name = $Apache::imageresponse::curname; |
my $area = &Apache::lonxml::endredirection; |
my $area = &Apache::lonxml::endredirection; |
&Apache::lonxml::debug("out is $area for $name"); |
&Apache::lonxml::debug("out is $area for $name"); |
if ( $Apache::imageresponse::conceptgroup ) { |
if ( $Apache::imageresponse::conceptgroup |
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&& !&Apache::response::showallfoils()) { |
push @{ $Apache::response::conceptgroup{"$name.area"} },"rectangle:$area"; |
push @{ $Apache::response::conceptgroup{"$name.area"} },"rectangle:$area"; |
} else { |
} else { |
push @{ $Apache::response::foilgroup{"$name.area"} },"rectangle:$area"; |
push @{ $Apache::response::foilgroup{"$name.area"} },"rectangle:$area"; |