--- loncom/homework/inputtags.pm 2010/11/09 17:41:47 1.271.2.1 +++ loncom/homework/inputtags.pm 2010/12/31 00:58:10 1.276 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # input definitons # -# $Id: inputtags.pm,v 1.271.2.1 2010/11/09 17:41:47 raeburn Exp $ +# $Id: inputtags.pm,v 1.276 2010/12/31 00:58:10 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -175,7 +175,18 @@ sub start_textfield { if ($target eq 'web') { $Apache::lonxml::evaluate--; my $partid=$Apache::inputtags::part; - my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"},'<>&"'); + my ($oldresponse,$newvariation); + if ((($Apache::lonhomework::history{"resource.$partid.type"} eq 'randomizetry') || + ($Apache::lonhomework::type eq 'randomizetry')) && + ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) { + if ($env{'form.'.$partid.'.rndseed'} ne + $Apache::lonhomework::history{"resource.$partid.rndseed"}) { + $newvariation = 1; + } + } + unless ($newvariation) { + $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"},'<>&"'); + } if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') { my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval); if ( $cols eq '') { $cols = 80; } @@ -331,16 +342,26 @@ sub start_textline { $maxlength = ' maxlength="'.$size.'"'; } } - my $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"}; - &Apache::lonxml::debug("oldresponse $oldresponse is ".ref($oldresponse)); - - if (ref($oldresponse) eq 'ARRAY') { - $oldresponse = $oldresponse->[$#Apache::inputtags::inputlist]; - } - $oldresponse = &HTML::Entities::encode($oldresponse,'<>&"'); - $oldresponse =~ s/^\s+//; - $oldresponse =~ s/\s+$//; - $oldresponse =~ s/\s+/ /g; + my ($oldresponse,$newvariation); + if ((($Apache::lonhomework::history{"resource.$partid.type"} eq 'randomizetry') || + ($Apache::lonhomework::type eq 'randomizetry')) && + ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) { + if ($env{'form.'.$partid.'.rndseed'} ne + $Apache::lonhomework::history{"resource.$partid.rndseed"}) { + $newvariation = 1; + } + } + unless ($newvariation) { + $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"}; + &Apache::lonxml::debug("oldresponse $oldresponse is ".ref($oldresponse)); + if (ref($oldresponse) eq 'ARRAY') { + $oldresponse = $oldresponse->[$#Apache::inputtags::inputlist]; + } + $oldresponse = &HTML::Entities::encode($oldresponse,'<>&"'); + $oldresponse =~ s/^\s+//; + $oldresponse =~ s/\s+$//; + $oldresponse =~ s/\s+/ /g; + } if ($Apache::lonhomework::type ne 'exam') { my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval); $result=''; @@ -574,9 +595,9 @@ sub current_file_submissions { } } } + my $num = 0; foreach my $name (sort(keys(%okfiles))) { if (ref($okfiles{$name}) eq 'ARRAY') { - my $num = 0; foreach my $url (@{$okfiles{$name}}) { if (ref($rows{$url}) eq 'HASH') { my $link = $rows{$url}{link}; @@ -614,7 +635,7 @@ sub current_file_submissions { if ($header_shown) { $result .= &Apache::loncommon::end_data_table(). '
'. - &mt('Items checked for deletion will not be included amongst the files evaluated when your submission is graded.').''; + &mt('Exclude existing file(s) from grading by checking the "Delete?" checkbox(es) and clicking "Submit Answer"').''; } if (@bad_file_list) { my $bad_files = ''. @@ -663,7 +684,8 @@ sub valid_award { 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE', 'UNIT_FAIL', 'NO_UNIT', 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', - 'BAD_FORMULA', 'INTERNAL_ERROR', 'SIG_FAIL', 'INCORRECT', + 'BAD_FORMULA', 'NOT_FUNCTION', 'WRONG_FORMAT', + 'INTERNAL_ERROR', 'SIG_FAIL', 'INCORRECT', 'MISORDERED_RANK', 'INVALID_FILETYPE', 'EXCESS_FILESIZE', 'FILENAME_INUSE', 'DRAFT', 'SUBMITTED', 'SUBMITTED_CREDIT', @@ -680,7 +702,8 @@ sub valid_award { 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR', 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE', 'UNIT_FAIL', 'NO_UNIT', - 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', 'BAD_FORMULA', 'INTERNAL_ERROR', + 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', 'BAD_FORMULA', 'NOT_FUNCTION', + 'WRONG_FORMAT', 'INTERNAL_ERROR', 'COMMA_FAIL', 'SIG_FAIL', 'INCORRECT', 'MISORDERED_RANK', 'INVALID_FILETYPE', 'EXCESS_FILESIZE', 'FILENAME_INUSE', 'DRAFT', 'SUBMITTED', @@ -967,7 +990,15 @@ sub decideoutput { if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Formula_Answers')}; $css_class=$possible_class{'not_charged_try'}; $button=1; - } elsif ($award eq 'INTERNAL_ERROR') { + } elsif ($award eq 'NOT_FUNCTION') { + $message = &mt("Not a function").'.'; + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'WRONG_FORMAT') { + $message = &mt("Wrong format").'.'; + $css_class=$possible_class{'not_charged_try'}; + $button=1; + } elsif ($award eq 'INTERNAL_ERROR') { $message = &mt("An internal error occurred while processing your answer. Please try again later."); $css_class=$possible_class{'not_charged_try'}; $button=1; @@ -1244,9 +1275,13 @@ sub setgradedata { &Apache::response::add_to_gradingqueue(); } if (($Apache::lonhomework::type eq 'anonsurvey') || - ($Apache::lonhomework::type eq 'anonsurveycred')) { + ($Apache::lonhomework::type eq 'anonsurveycred') || + ($Apache::lonhomework::type eq 'randomizetry')) { $Apache::lonhomework::results{"resource.$id.type"} = $Apache::lonhomework::type; } + if ($Apache::lonhomework::type eq 'randomizetry') { + $Apache::lonhomework::results{"resource.$id.rndseed"} = $env{'form.'.$id.'.rndseed'}; + } } sub find_which_previous { @@ -1455,6 +1490,7 @@ sub previous_tries { my $count; my %count_lookup; + my $lastrndseed; foreach my $i (1..$Apache::lonhomework::history{'version'}) { my $prefix = $i.":resource.$id"; @@ -1468,7 +1504,7 @@ sub previous_tries { next if (!exists($Apache::lonhomework::history{"$prefix.award"})); $count++; $count_lookup{$i} = $count; - + my $curr_rndseed = $Apache::lonhomework::history{"$prefix.rndseed"}; my ($previousmsg,$latemessage,$message,$trystr); ($previousmsg,$latemessage,$message,$trystr) = @@ -1490,6 +1526,11 @@ sub previous_tries { {$1 $txt_correct. $3}s; } my $trystr = "(".&mt('Try [_1]',$Apache::lonhomework::history{"$prefix.tries"}).")"; + if ($curr_rndseed || $lastrndseed) { + if ($curr_rndseed ne $lastrndseed) { + $trystr .= '
'.&mt('New problem variation this try.').''; + } + } $message =~ s{()}{ $trystr $1}; } my ($class) = ($message =~ m{