--- loncom/homework/lonhomework.pm 2003/03/10 20:03:55 1.114 +++ loncom/homework/lonhomework.pm 2003/05/19 21:05:23 1.130 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Homework handler # -# $Id: lonhomework.pm,v 1.114 2003/03/10 20:03:55 albertel Exp $ +# $Id: lonhomework.pm,v 1.130 2003/05/19 21:05:23 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -50,6 +50,7 @@ use Apache::essayresponse(); use Apache::externalresponse(); use Apache::rankresponse(); use Apache::matchresponse(); +#use Apache::chemresponse(); use Apache::Constants qw(:common); use HTML::Entities(); use Apache::loncommon(); @@ -60,16 +61,18 @@ BEGIN { } sub get_target { - if ( $ENV{'request.state'} eq "published") { + if (($ENV{'request.state'} eq "published") || + ($ENV{'request.state'} eq "uploaded")) { if ( defined($ENV{'form.grade_target'} ) && ($ENV{'form.grade_target'} eq 'tex')) { return ($ENV{'form.grade_target'}); } elsif ( defined($ENV{'form.grade_target'} ) - && ($Apache::lonhomework::viewgrades == 'F' )) { + && ($Apache::lonhomework::viewgrades eq 'F' )) { return ($ENV{'form.grade_target'}); } - if ( defined($ENV{'form.submitted'})) { + if ( defined($ENV{'form.submitted'}) && + ( !defined($ENV{'form.resetdata'}))) { return ('grade', 'web'); } else { return ('web'); @@ -206,12 +209,20 @@ sub check_access { $datemsg = "was due on $lastdate, and answers will be available on $date"; } if ($status eq 'CAN_ANSWER') { - #check #tries + #check #tries, and if correct. my $tries = $Apache::lonhomework::history{"resource.$id.tries"}; my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries"); if ( $tries eq '' ) { $tries = '0'; } if ( $maxtries eq '' ) { $maxtries = '2'; } - if ($tries >= $maxtries) { $status = 'CANNOT_ANSWER'; } + if ($tries >= $maxtries) { $status = 'CANNOT_ANSWER'; } + # if (correct and show prob status) or excused then CANNOT_ANSWER + if(($Apache::lonhomework::history{"resource.$id.solved"}=~/^correct/ + && + lc($Apache::lonhomework::problemstatus) ne 'no') + || + $Apache::lonhomework::history{"resource.$id.solved"}=~/^excused/) { + $status = 'CANNOT_ANSWER'; + } } if (($status ne 'CLOSED') && ($Apache::lonhomework::type eq 'exam') && @@ -279,23 +290,31 @@ sub showhashsubset { sub setuppermissions { $Apache::lonhomework::browse= &Apache::lonnet::allowed('bre',$ENV{'request.filename'}); - $Apache::lonhomework::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); + my $viewgrades = &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); + if (! $viewgrades && + exists($ENV{'request.course.sec'}) && + $ENV{'request.course.sec'} !~ /^\s*$/) { + $viewgrades = &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}. + '/'.$ENV{'request.course.sec'}); + } + $Apache::lonhomework::viewgrades = $viewgrades; return '' } sub setupheader { - my $request=$_[0]; - if ($ENV{'browser.mathml'}) { - $request->content_type('text/xml'); - } else { - $request->content_type('text/html'); - } - if (!$Apache::lonxml::debug && ($ENV{'REQUEST_METHOD'} eq 'GET')) { - &Apache::loncommon::no_cache($request); - } - $request->send_http_header; - return OK if $request->header_only; - return '' + my $request=$_[0]; + if ($ENV{'browser.mathml'}) { + $request->content_type('text/xml'); + } else { + $request->content_type('text/html'); + } + $request->content_encoding('UTF-8'); + if (!$Apache::lonxml::debug && ($ENV{'REQUEST_METHOD'} eq 'GET')) { + &Apache::loncommon::no_cache($request); + } + $request->send_http_header; + return OK if $request->header_only; + return '' } sub handle_save_or_undo { @@ -379,7 +398,7 @@ sub analyze { 'last problem'); my $subresult=&Apache::lonnet::ssi($request->uri, ('grade_target' => 'analyze'), - ('rndseed' => $i)); + ('rndseed' => $i+$rndseed)); &Apache::lonxml::debug(":$subresult:"); (my $garbage,$subresult)=split(/_HASH_REF__/,$subresult,2); my %analyze=&Apache::lonnet::str2hash($subresult); @@ -402,16 +421,27 @@ sub analyze { foreach my $part (keys(%allparts)) { if (defined(@{ $overall{$part.'.answer'} })) { $request->print(''); + my %frequency; foreach my $answer (sort {$a->[0] <=> $b->[0]} (@{ $overall{$part.'.answer'} })) { - $request->print(''); + $frequency{join('\0',@{ $answer })}++; + } + foreach my $answer (sort {(split('\0',$a))[0] <=> (split('\0',$b))[0]} (keys(%frequency))) { + $request->print(''); } $request->print('
Part '.$part.'
'.join('',@{ $answer }). - '
'. + join('',split('\0',$answer)). + '('.$frequency{$answer}. + ')
'); } else { $request->print('

Part '.$part. - ' is not analyzabale at this time

'); + ' is not analyzable at this time

'); } } + if (scalar(keys(%allparts)) == 0 ) { + $request->print('

Found no analyzable parts in this problem, + currently only Numerical, Formula and String response + styles are supported.

'); + } &Apache::lonhtmlcommon::Close_PrgWin($request,\%prog_state); &analyze_footer($request); &Apache::lonhomework::showhash(%overall); @@ -422,7 +452,7 @@ sub editxmlmode { my ($request,$file) = @_; my $result; my $problem=&Apache::lonnet::getfile($file); - if ($problem == -1) { + if ($problem eq -1) { &Apache::lonxml::error(" Unable to find $file"); $problem=''; } @@ -478,7 +508,7 @@ sub renderpage { foreach my $target (@targets) { #my $t0 = [&gettimeofday()]; my $problem=&Apache::lonnet::getfile($file); - if ($problem == -1) { + if ($problem eq -1) { &Apache::lonxml::error(" Unable to find $file"); $problem=''; } @@ -531,8 +561,8 @@ sub get_template_list { } } if (@allnames && !$result) { - $result="\n'; + $result="\n'; } return $result; } @@ -543,33 +573,29 @@ sub newproblem { $extension=~s:^.*\.([\w]+)$:$1:; &Apache::lonxml::debug("Looking for :$extension:"); if ($ENV{'form.template'} && - $ENV{'form.template'} ne "Select a $extension type") { + $ENV{'form.template'} ne "Select a $extension template") { use File::Copy; my $file = &get_template_list($ENV{'form.template'},$extension); my $dest = &Apache::lonnet::filelocation("",$request->uri); copy($file,$dest); &renderpage($request,$dest); - } elsif($ENV{'form.newfile'}) { - # I don't like hard-coded filenames but for now, this will work. - use File::Copy; - my $templatefilename = - $request->dir_config('lonIncludes').'/templates/blank.problem'; - &Apache::lonxml::debug("$templatefilename"); - my $dest = &Apache::lonnet::filelocation("",$request->uri); - copy($templatefilename,$dest); - &renderpage($request,$dest); } else { my $templatelist=&get_template_list('',$extension); my $url=$request->uri; my $dest = &Apache::lonnet::filelocation("",$request->uri); + my $errormsg; + if ($ENV{'form.newfile'}) { + $errormsg='

You did not select a template.

'."\n"; + } my $instructions; if ($templatelist) { $instructions=", select a template from the pull-down menu below.
Then";} $request->print(<

Creating a new $extension resource

+$errormsg The requested file $url currently does not exist.

-To create a new $extension$instructions click on the "Create $extension" button. +To create a new $extension$instructions click on the "Create $extension" button.

ENDNEWPROBLEM @@ -599,7 +625,6 @@ sub handler { #my $t0 = [&gettimeofday()]; my $request=$_[0]; -# if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;} $Apache::lonxml::debug=$ENV{'user.debug'}; if (&setupheader($request)) { return OK; } @@ -631,11 +656,16 @@ sub handler { } } + my ($symb) = &Apache::lonxml::whichuser(); + &Apache::lonxml::debug('symb is '.$symb); + if ($ENV{'request.state'} eq "construct" || $symb eq '') { + if ($ENV{'form.resetdata'} eq 'Reset Submissions' || + $ENV{'form.resetdata'} eq 'New Problem Variation' ) { + my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); + &Apache::lonnet::tmpreset($symb,'',$domain,$name); + } + } if ($ENV{'request.state'} eq "construct") { - if ($ENV{'form.resetdata'} eq 'Reset Submissions') { - my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); - &Apache::lonnet::tmpreset($symb,'',$domain,$name); - } if ( -e $file ) { if (!(defined $ENV{'form.problemmode'})) { #first visit to problem in construction space @@ -644,7 +674,7 @@ sub handler { &renderpage($request,$file); } elsif ($ENV{'form.problemmode'} eq 'EditXML') { &editxmlmode($request,$file); - } elsif ($ENV{'form.problemmode'} eq 'Answer Distribution') { + } elsif ($ENV{'form.problemmode'} eq 'Calculate answers') { &analyze($request,$file); } else { &renderpage($request,$file);