version 1.19, 2001/12/21 17:06:56
|
version 1.30, 2002/03/28 22:15:56
|
Line 29
|
Line 29
|
# 2/13-12/7 Guy Albertelli |
# 2/13-12/7 Guy Albertelli |
# 12/11,12/12,12/17 Scott Harrison |
# 12/11,12/12,12/17 Scott Harrison |
# 12/21 Gerd Kortemeyer |
# 12/21 Gerd Kortemeyer |
|
# 12/21 Scott Harrison |
|
# 12/25,12/28 Gerd Kortemeyer |
|
# YEAR=2002 |
|
# 1/4 Gerd Kortemeyer |
|
|
# Makes a table out of the previous attempts |
# Makes a table out of the previous attempts |
# Inputs result_from_symbread, user, domain, course_id |
# Inputs result_from_symbread, user, domain, course_id |
Line 37
|
Line 41
|
package Apache::loncommon; |
package Apache::loncommon; |
|
|
use strict; |
use strict; |
|
use Apache::lonnet(); |
use POSIX qw(strftime); |
use POSIX qw(strftime); |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::lonmsg(); |
use Apache::lonmsg(); |
|
|
|
my $readit; |
|
|
|
# ----------------------------------------------- Filetypes/Languages/Copyright |
my %language; |
my %language; |
my %cprtag; |
my %cprtag; |
my %fe; my %fd; |
my %fe; my %fd; |
my %fc; |
my %fc; |
|
|
|
# -------------------------------------------------------------- Thesaurus data |
|
my @therelated; |
|
my @theword; |
|
my @thecount; |
|
my %theindex; |
|
my $thetotalcount; |
|
my $thefuzzy=2; |
|
my $thethreshold=0.1/$thefuzzy; |
|
my $theavecount; |
|
|
# ----------------------------------------------------------------------- BEGIN |
# ----------------------------------------------------------------------- BEGIN |
BEGIN { |
BEGIN { |
|
|
|
unless ($readit) { |
# ------------------------------------------------------------------- languages |
# ------------------------------------------------------------------- languages |
{ |
{ |
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. |
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. |
Line 104 BEGIN {
|
Line 123 BEGIN {
|
} |
} |
} |
} |
} |
} |
|
# -------------------------------------------------------------- Thesaurus data |
|
{ |
|
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. |
|
'/thesaurus.dat'); |
|
if ($fh) { |
|
while (<$fh>) { |
|
my ($tword,$tindex,$tcount,$trelated)=split(/\@/,$_); |
|
$theindex{$tword}=$tindex; |
|
$theword[$tindex]=$tword; |
|
$thecount[$tindex]=$tcount; |
|
$thetotalcount+=$tcount; |
|
$therelated[$tindex]=$trelated; |
|
} |
|
} |
|
$theavecount=$thetotalcount/$#thecount; |
|
} |
|
&Apache::lonnet::logthis( |
|
"<font color=yellow>INFO: Read file types and thesaurus</font>"); |
|
$readit=1; |
|
} |
|
|
|
} |
|
# ============================================================= END BEGIN BLOCK |
|
|
|
|
|
# ---------------------------------------------------------- Is this a keyword? |
|
|
|
sub keyword { |
|
my $newword=shift; |
|
$newword=~s/\W//g; |
|
$newword=~tr/A-Z/a-z/; |
|
my $tindex=$theindex{$newword}; |
|
if ($tindex) { |
|
if ($thecount[$tindex]>$theavecount) { |
|
return 1; |
|
} |
|
} |
|
return 0; |
|
} |
|
# -------------------------------------------------------- Return related words |
|
|
|
sub related { |
|
my $newword=shift; |
|
$newword=~s/\W//g; |
|
$newword=~tr/A-Z/a-z/; |
|
my $tindex=$theindex{$newword}; |
|
if ($tindex) { |
|
my %found=(); |
|
foreach (split(/\,/,$therelated[$tindex])) { |
|
# - Related word found |
|
my ($ridx,$rcount)=split(/\:/,$_); |
|
# - Direct relation index |
|
my $directrel=$rcount/$thecount[$tindex]; |
|
if ($directrel>$thethreshold) { |
|
foreach (split(/\,/,$therelated[$ridx])) { |
|
my ($rridx,$rrcount)=split(/\:/,$_); |
|
if ($rridx==$tindex) { |
|
# - Determine reverse relation index |
|
my $revrel=$rrcount/$thecount[$ridx]; |
|
# - Calculate full index |
|
$found{$ridx}=$directrel*$revrel; |
|
if ($found{$ridx}>$thethreshold) { |
|
foreach (split(/\,/,$therelated[$ridx])) { |
|
my ($rrridx,$rrrcount)=split(/\:/,$_); |
|
unless ($found{$rrridx}) { |
|
my $revrevrel=$rrrcount/$thecount[$ridx]; |
|
if ( |
|
$directrel*$revrel*$revrevrel>$thethreshold |
|
) { |
|
$found{$rrridx}= |
|
$directrel*$revrel*$revrevrel; |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
return (); |
} |
} |
|
|
# ---------------------------------------------------------------- Language IDs |
# ---------------------------------------------------------------- Language IDs |
Line 258 sub get_student_answers {
|
Line 358 sub get_student_answers {
|
} |
} |
|
|
sub get_unprocessed_cgi { |
sub get_unprocessed_cgi { |
my ($query)= @_; |
my ($query,$possible_names)= @_; |
|
# $Apache::lonxml::debug=1; |
foreach (split(/&/,$query)) { |
foreach (split(/&/,$query)) { |
my ($name, $value) = split(/=/,$_); |
my ($name, $value) = split(/=/,$_); |
$value =~ tr/+/ /; |
$name = &Apache::lonnet::unescape($name); |
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) { |
if (!defined($ENV{'form.'.$name})) { $ENV{'form.'.$name}=$value; } |
$value =~ tr/+/ /; |
|
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
|
&Apache::lonxml::debug("Seting :$name: to :$value:"); |
|
unless (defined($ENV{'form.'.$name})) { &add_to_env('form.'.$name,$value) }; |
|
} |
} |
} |
} |
} |
|
|
sub cacheheader { |
sub cacheheader { |
|
unless ($ENV{'request.method'} eq 'GET') { return ''; } |
my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime); |
my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime); |
my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" /> |
my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" /> |
<meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" /> |
<meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" /> |
Line 277 sub cacheheader {
|
Line 383 sub cacheheader {
|
|
|
sub no_cache { |
sub no_cache { |
my ($r) = @_; |
my ($r) = @_; |
my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime); |
unless ($ENV{'request.method'} eq 'GET') { return ''; } |
|
#my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime); |
$r->no_cache(1); |
$r->no_cache(1); |
$r->header_out("Pragma" => "no-cache"); |
$r->header_out("Pragma" => "no-cache"); |
$r->header_out("Expires" => $date); |
#$r->header_out("Expires" => $date); |
|
} |
|
|
|
sub add_to_env { |
|
my ($name,$value)=@_; |
|
if (defined($ENV{$name})) { |
|
if (ref($ENV{$name})) { |
|
#already have multiple values |
|
push(@{ $ENV{$name} },$value); |
|
} else { |
|
#first time seeing multiple values, convert hash entry to an arrayref |
|
my $first=$ENV{$name}; |
|
undef($ENV{$name}); |
|
push(@{ $ENV{$name} },$first,$value); |
|
} |
|
} else { |
|
$ENV{$name}=$value; |
|
} |
} |
} |
1; |
1; |
__END__; |
__END__; |
Line 386 cacheheader() : returns cache-controllin
|
Line 510 cacheheader() : returns cache-controllin
|
|
|
nocache() : specifies header code to not have cache |
nocache() : specifies header code to not have cache |
|
|
|
=item * |
|
|
|
add_to_env($name,$value) : adds $name to the %ENV hash with value |
|
$value, if $name already exists, the entry is converted to an array |
|
reference and $value is added to the array. |
|
|
=back |
=back |
|
|
=cut |
=cut |