version 1.384, 2005/08/16 03:34:34
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version 1.390, 2005/09/01 18:35:15
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# The LearningOnline Network |
# The LearningOnline Network |
# Printout |
# Printout |
# |
# |
# $Id$ |
# $Id$ |
Line 44 use Apache::lonlocal;
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Line 44 use Apache::lonlocal;
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my $resources_printed = ''; |
my $resources_printed = ''; |
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# |
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# Convert a numeric code to letters |
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# |
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sub num_to_letters { |
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my ($num) = @_; |
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my @nums= split('',$num); |
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my @num_to_let=('A'..'Z'); |
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my $word; |
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foreach my $digit (@nums) { $word.=$num_to_let[$digit]; } |
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return $word; |
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} |
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# Convert a letter code to numeric. |
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# |
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sub letters_to_num { |
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my ($letters) = @_; |
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my @letters = split('', uc($letters)); |
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my %substitution; |
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my $digit = 0; |
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foreach my $letter ('A'..'J') { |
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$substitution{$letter} = $digit; |
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$digit++; |
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} |
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# The substitution is done as below to preserve leading |
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# zeroes which are needed to keep the code size exact |
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# |
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my $result =""; |
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foreach my $letter (@letters) { |
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$result.=$substitution{$letter}; |
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} |
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return $result; |
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} |
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# Determine if a code is a valid numeric code. Valid |
# Determine if a code is a valid numeric code. Valid |
# numeric codes must be comprised entirely of digits and |
# numeric codes must be comprised entirely of digits and |
# have a correct number of digits. |
# have a correct number of digits. |
Line 55 my $resources_printed = '';
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Line 87 my $resources_printed = '';
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sub is_valid_numeric_code { |
sub is_valid_numeric_code { |
my ($value, $num_digits) = @_; |
my ($value, $num_digits) = @_; |
# Remove leading/trailing whitespace; |
# Remove leading/trailing whitespace; |
$value =~ s/^\s*//; |
$value =~ s/^\s*//g; |
$value =~ s/\s*$//; |
$value =~ s/\s*$//g; |
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# All digits? |
# All digits? |
if ($value =~ /^[0-9]+$/) { |
if ($value !~ /^[0-9]+$/) { |
return "Numeric code $value has invalid characters - must only be digits"; |
return "Numeric code $value has invalid characters - must only be digits"; |
} |
} |
if (length($value) != $num_digits) { |
if (length($value) != $num_digits) { |
return "Numeric code $value incorrect number of digits (correct = $num_digits)"; |
return "Numeric code $value incorrect number of digits (correct = $num_digits)"; |
} |
} |
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return undef; |
} |
} |
# Determines if a code is a valid alhpa code. Alpha codes |
# Determines if a code is a valid alhpa code. Alpha codes |
# are ciphers that map [A-J,a-j] -> 0..9 0..9. |
# are ciphers that map [A-J,a-j] -> 0..9 0..9. |
Line 90 sub is_valid_alpha_code {
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Line 123 sub is_valid_alpha_code {
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if (length($value) != $num_letters) { |
if (length($value) != $num_letters) { |
return "Letter code $value has incorrect number of letters (correct = $num_letters)"; |
return "Letter code $value has incorrect number of letters (correct = $num_letters)"; |
} |
} |
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return undef; |
} |
} |
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# Determine if a code entered by the user in a helper is valid. |
# Determine if a code entered by the user in a helper is valid. |
Line 121 sub is_code_valid {
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Line 155 sub is_code_valid {
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} |
} |
my $valid; |
my $valid; |
if ($code_type eq 'number') { |
if ($code_type eq 'number') { |
$valid = &is_valid_numeric_code($code_value, $code_length); |
return &is_valid_numeric_code($code_value, $code_length); |
} else { |
} else { |
$valid = &is_valid_alpha_code($code_value, $code_length); |
return &is_valid_alpha_code($code_value, $code_length); |
} |
} |
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return "Entering a single code is not supported (yet): $code_type $code_length $valid"; |
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} |
} |
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# Compare two students by name. The students are in the form |
# Compare two students by name. The students are in the form |
Line 475 sub character_chart {
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Line 508 sub character_chart {
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$result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g; |
$result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g; |
$result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g; |
$result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g; |
$result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g; |
$result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g; |
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$result =~ s/–/\\ensuremath\{-\}/g; |
$result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g; |
$result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g; |
$result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g; |
$result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g; |
$result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g; |
$result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g; |
Line 1329 ENDPART
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Line 1363 ENDPART
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my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'}; |
my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'}; |
my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'}; |
my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'}; |
my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'}; |
my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'}; |
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my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'}; |
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my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'}; |
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my $code_option=$helper->{'VARS'}->{'CODE_OPTION'}; |
my $code_option=$helper->{'VARS'}->{'CODE_OPTION'}; |
open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); |
open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); |
my ($code_type,$code_length)=('letter',6); |
my ($code_type,$code_length)=('letter',6); |
Line 1351 ENDPART
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Line 1387 ENDPART
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$code_type=$result{"type\0$old_name"}; |
$code_type=$result{"type\0$old_name"}; |
@allcodes=split(',',$result{$old_name}); |
@allcodes=split(',',$result{$old_name}); |
$num_todo=scalar(@allcodes); |
$num_todo=scalar(@allcodes); |
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} elsif ($selected_code) { # Selection value is always numeric. |
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$num_todo = 1; |
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@allcodes = ($selected_code); |
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} elsif ($single_code) { |
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$num_todo = 1; # Unconditionally one code to do. |
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# If an alpha code have to convert to numbers so it can be |
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# converted back to letters again :-) |
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# |
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if ($code_type ne 'number') { |
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$single_code = &letters_to_num($single_code); |
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} |
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@allcodes = ($single_code); |
} else { |
} else { |
my %allcodes; |
my %allcodes; |
srand($seed); |
srand($seed); |
Line 1576 $r->print(<<FINALEND);
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Line 1625 $r->print(<<FINALEND);
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FINALEND |
FINALEND |
} |
} |
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sub num_to_letters { |
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my ($num) = @_; |
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my @nums= split('',$num); |
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my @num_to_let=('A'..'Z'); |
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my $word; |
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foreach my $digit (@nums) { $word.=$num_to_let[$digit]; } |
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return $word; |
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} |
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sub get_CODE { |
sub get_CODE { |
my ($all_codes,$num,$seed,$size,$type)=@_; |
my ($all_codes,$num,$seed,$size,$type)=@_; |
Line 2053 CHOOSE_STUDENTS
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Line 2094 CHOOSE_STUDENTS
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if ($name =~ /^type\0/) { next; } |
if ($name =~ /^type\0/) { next; } |
$namechoice.='<choice computer="'.$name.'">'.$name.'</choice>'; |
$namechoice.='<choice computer="'.$name.'">'.$name.'</choice>'; |
} |
} |
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my %all_codes = &Apache::lonnet::get('CODEs', |
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\@names, $cdom,$cnum); |
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my %code_values; |
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my @all_code_array; |
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foreach my $key (keys %all_codes) { |
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%code_values = &Apache::grades::get_codes($key, $cdom, $cnum); |
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foreach my $key (keys %code_values) { |
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push (@all_code_array, "$key"); |
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} |
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} |
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my $code_selection = "<choice></choice>\n"; |
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foreach my $code (sort {uc($a) cmp uc($b)} @all_code_array) { |
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my $choice = $code; |
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if ($code =~ /^[A-Z]+$/) { # Alpha code |
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$choice = &letters_to_num($code); |
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} |
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$code_selection .= ' <choice computer="'.$choice.'">'.$code."</choice>\n"; |
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} |
open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); |
open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); |
my $codechoice=''; |
my $codechoice=''; |
foreach my $line (<FH>) { |
foreach my $line (<FH>) { |
Line 2075 CHOOSE_STUDENTS
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Line 2137 CHOOSE_STUDENTS
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<validator> |
<validator> |
if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && |
if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && |
!\$helper->{'VARS'}{'REUSE_OLD_CODES'} && |
!\$helper->{'VARS'}{'REUSE_OLD_CODES'} && |
!\$helper->{'VARS'}{'SINGLE_CODE'}) { |
!\$helper->{'VARS'}{'SINGLE_CODE'} && |
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!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { |
return "You need to specify the number of assignments to print"; |
return "You need to specify the number of assignments to print"; |
} |
} |
return undef; |
return undef; |
Line 2086 CHOOSE_STUDENTS
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Line 2149 CHOOSE_STUDENTS
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<string variable="SINGLE_CODE" size="10" defaultvalue="zzzz"> |
<string variable="SINGLE_CODE" size="10" defaultvalue="zzzz"> |
<validator> |
<validator> |
if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && |
if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && |
!\$helper->{'VARS'}{'REUSE_OLD_CODES'}) { |
!\$helper->{'VARS'}{'REUSE_OLD_CODES'} && |
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!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { |
return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, |
return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, |
\$helper->{'VARS'}{'CODE_OPTION'}); |
\$helper->{'VARS'}{'CODE_OPTION'}); |
} else { |
} else { |
Line 2095 CHOOSE_STUDENTS
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Line 2159 CHOOSE_STUDENTS
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</validator> |
</validator> |
</string> |
</string> |
<message></td></tr><tr><td></message> |
<message></td></tr><tr><td></message> |
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<message><b>Choose single code from list</b></message> |
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<message></td><td></message> |
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<dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0"> |
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$code_selection |
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</dropdown> |
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<message></td></tr><tr><td></message> |
<message><b>Names to store the CODEs under for later:</b></message> |
<message><b>Names to store the CODEs under for later:</b></message> |
<message></td><td></message> |
<message></td><td></message> |
<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> |
<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> |
Line 2161 CHOOSE_STUDENTS1
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Line 2231 CHOOSE_STUDENTS1
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<string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"> |
<string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"> |
<validator> |
<validator> |
if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && |
if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && |
!\$helper->{'VARS'}{'REUSE_OLD_CODES'}) { |
!\$helper->{'VARS'}{'REUSE_OLD_CODES'} && |
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!\$helper->{'VARS'}{'SINGLE_CODE'} && |
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!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { |
return "You need to specify the number of assignments to print"; |
return "You need to specify the number of assignments to print"; |
} |
} |
return undef; |
return undef; |
</validator> |
</validator> |
</string> |
</string> |
<message></td></tr><tr><td></message> |
<message></td></tr><tr><td></message> |
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<message><b>Value of CODE to print?</b></td><td></message> |
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<string variable="SINGLE_CODE" size="10" defaultvalue="zzzz"> |
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<validator> |
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if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && |
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!\$helper->{'VARS'}{'REUSE_OLD_CODES'} && |
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!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { |
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return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, |
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\$helper->{'VARS'}{'CODE_OPTION'}); |
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} else { |
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return undef; # Other forces control us. |
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} |
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</validator> |
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</string> |
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<message></td></tr><tr><td></message> |
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<message><b>Choose single code from list</b></message> |
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<message></td><td></message> |
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<dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0"> |
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$code_selection |
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</dropdown> |
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<message></td></tr><tr><td></message> |
<message><b>Names to store the CODEs under for later:</b></message> |
<message><b>Names to store the CODEs under for later:</b></message> |
<message></td><td></message> |
<message></td><td></message> |
<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> |
<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> |