version 1.1075.2.141.2.4, 2020/07/18 19:14:03
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version 1.1075.2.145, 2020/05/02 18:27:56
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Line 83 use Crypt::DES;
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Line 83 use Crypt::DES;
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use DynaLoader; # for Crypt::DES version |
use DynaLoader; # for Crypt::DES version |
use File::Copy(); |
use File::Copy(); |
use File::Path(); |
use File::Path(); |
use String::CRC32(); |
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use Short::URL(); |
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# ---------------------------------------------- Designs |
# ---------------------------------------------- Designs |
use vars qw(%defaultdesign); |
use vars qw(%defaultdesign); |
Line 5037 sub check_ip_acc {
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Line 5035 sub check_ip_acc {
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if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) { |
if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) { |
return 1; |
return 1; |
} |
} |
my ($ip,$allowed); |
my $allowed=0; |
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my $ip; |
if (($ENV{'REMOTE_ADDR'} eq '127.0.0.1') || |
if (($ENV{'REMOTE_ADDR'} eq '127.0.0.1') || |
($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) { |
($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) { |
$ip = $env{'request.host'} || $ENV{'REMOTE_ADDR'} || $clientip; |
$ip = $env{'request.host'} || $ENV{'REMOTE_ADDR'} || $clientip; |
Line 5046 sub check_ip_acc {
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Line 5045 sub check_ip_acc {
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} |
} |
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my $name; |
my $name; |
my %access = ( |
foreach my $pattern (split(',',$acc)) { |
allowfrom => 1, |
$pattern =~ s/^\s*//; |
denyfrom => 0, |
$pattern =~ s/\s*$//; |
); |
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my @allows; |
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my @denies; |
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foreach my $item (split(',',$acc)) { |
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$item =~ s/^\s*//; |
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$item =~ s/\s*$//; |
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if ($item =~ /^\!(.+)$/) { |
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push(@denies,$1); |
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} else { |
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push(@allows,$item); |
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} |
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} |
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my $numdenies = scalar(@denies); |
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my $numallows = scalar(@allows); |
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my $count = 0; |
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foreach my $pattern (@denies,@allows) { |
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$count ++; |
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my $acctype = 'allowfrom'; |
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if ($count <= $numdenies) { |
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$acctype = 'denyfrom'; |
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} |
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if ($pattern =~ /\*$/) { |
if ($pattern =~ /\*$/) { |
#35.8.* |
#35.8.* |
$pattern=~s/\*//; |
$pattern=~s/\*//; |
if ($ip =~ /^\Q$pattern\E/) { $allowed=$access{$acctype}; } |
if ($ip =~ /^\Q$pattern\E/) { $allowed=1; } |
} elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) { |
} elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) { |
#35.8.3.[34-56] |
#35.8.3.[34-56] |
my $low=$2; |
my $low=$2; |
Line 5081 sub check_ip_acc {
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Line 5059 sub check_ip_acc {
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$pattern=$1; |
$pattern=$1; |
if ($ip =~ /^\Q$pattern\E/) { |
if ($ip =~ /^\Q$pattern\E/) { |
my $last=(split(/\./,$ip))[3]; |
my $last=(split(/\./,$ip))[3]; |
if ($last <=$high && $last >=$low) { $allowed=$access{$acctype}; } |
if ($last <=$high && $last >=$low) { $allowed=1; } |
} |
} |
} elsif ($pattern =~ /^\*/) { |
} elsif ($pattern =~ /^\*/) { |
#*.msu.edu |
#*.msu.edu |
Line 5091 sub check_ip_acc {
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Line 5069 sub check_ip_acc {
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my $netaddr=inet_aton($ip); |
my $netaddr=inet_aton($ip); |
($name)=gethostbyaddr($netaddr,AF_INET); |
($name)=gethostbyaddr($netaddr,AF_INET); |
} |
} |
if ($name =~ /\Q$pattern\E$/i) { $allowed=$access{$acctype}; } |
if ($name =~ /\Q$pattern\E$/i) { $allowed=1; } |
} elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) { |
} elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) { |
#127.0.0.1 |
#127.0.0.1 |
if ($ip =~ /^\Q$pattern\E/) { $allowed=$access{$acctype}; } |
if ($ip =~ /^\Q$pattern\E/) { $allowed=1; } |
} else { |
} else { |
#some.name.com |
#some.name.com |
if (!defined($name)) { |
if (!defined($name)) { |
Line 5102 sub check_ip_acc {
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Line 5080 sub check_ip_acc {
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my $netaddr=inet_aton($ip); |
my $netaddr=inet_aton($ip); |
($name)=gethostbyaddr($netaddr,AF_INET); |
($name)=gethostbyaddr($netaddr,AF_INET); |
} |
} |
if ($name =~ /\Q$pattern\E$/i) { $allowed=$access{$acctype}; } |
if ($name =~ /\Q$pattern\E$/i) { $allowed=1; } |
} |
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if ($allowed =~ /^(0|1)$/) { last; } |
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} |
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if ($allowed eq '') { |
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if ($numdenies && !$numallows) { |
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$allowed = 1; |
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} else { |
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$allowed = 0; |
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} |
} |
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if ($allowed) { last; } |
} |
} |
return $allowed; |
return $allowed; |
} |
} |
Line 15539 sub construct_course {
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Line 15510 sub construct_course {
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# Open all assignments |
# Open all assignments |
# |
# |
if ($args->{'openall'}) { |
if ($args->{'openall'}) { |
my $opendate = time; |
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if ($args->{'openallfrom'} =~ /^\d+$/) { |
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$opendate = $args->{'openallfrom'}; |
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} |
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my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate'; |
my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate'; |
my %storecontent = ($storeunder => $opendate, |
my %storecontent = ($storeunder => time, |
$storeunder.'.type' => 'date_start'); |
$storeunder.'.type' => 'date_start'); |
$outcome .= &mt('All assignments open starting [_1]', |
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&Apache::lonlocal::locallocaltime($opendate)).': '. |
$outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput |
&Apache::lonnet::cput |
('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed; |
('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed; |
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} |
} |
# |
# |
# Set first page |
# Set first page |
Line 17253 sub des_decrypt {
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Line 17219 sub des_decrypt {
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return $plaintext; |
return $plaintext; |
} |
} |
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sub make_short_symbs { |
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my ($cdom,$cnum,$navmap) = @_; |
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return unless (ref($navmap)); |
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my ($numnew,@errors); |
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my @toshorten = &Apache::loncommon::get_env_multiple('form.addtiny'); |
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if (@toshorten) { |
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my (%maps,%resources,%titles); |
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&Apache::loncourserespicker::enumerate_course_contents($navmap,\%maps,\%resources,\%titles, |
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'shorturls',$cdom,$cnum); |
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my %tocreate; |
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if (keys(%resources)) { |
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foreach my $item (sort {$a <=> $b} (@toshorten)) { |
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my $symb = $resources{$item}; |
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if ($symb) { |
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$tocreate{$cnum.'&'.$symb} = 1; |
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} |
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} |
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} |
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if (keys(%tocreate)) { |
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my %coursetiny = &Apache::lonnet::dump('tiny',$cdom,$cnum); |
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my $su = Short::URL->new(no_vowels => 1); |
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my $init = ''; |
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my (%newunique,%addcourse,%courseonly,%failed); |
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# get lock on tiny db |
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my $now = time; |
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my $lockhash = { |
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"lock\0$now" => $env{'user.name'}. |
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':'.$env{'user.domain'}, |
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}; |
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my $tries = 0; |
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my $gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom); |
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my ($code,$error); |
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while (($gotlock ne 'ok') && ($tries<3)) { |
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$tries ++; |
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sleep 1; |
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$gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom); |
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} |
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if ($gotlock eq 'ok') { |
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$init = &shorten_symbs($cdom,$init,$su,\%coursetiny,\%tocreate,\%newunique, |
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\%addcourse,\%courseonly,\%failed); |
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if (keys(%failed)) { |
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my $numfailed = scalar(keys(%failed)); |
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push(@errors,&mt('error: could not obtain unique six character URL for [quant,_1,resource]',$numfailed)); |
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} |
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if (keys(%newunique)) { |
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my $putres = &Apache::lonnet::newput_dom('tiny',\%newunique,$cdom); |
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if ($putres eq 'ok') { |
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$numnew = scalar(keys(%newunique)); |
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my $newputres = &Apache::lonnet::newput('tiny',\%addcourse,$cdom,$cnum); |
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unless ($newputres eq 'ok') { |
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push(@errors,&mt('error: could not store course look-up of short URLs')); |
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} |
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} else { |
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push(@errors,&mt('error: could not store unique six character URLs')); |
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} |
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} |
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} |
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} |
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} |
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return ($numnew,\@errors); |
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} |
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sub shorten_symbs { |
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my ($cdom,$init,$su,$coursetiny,$tocreate,$newunique,$addcourse,$courseonly,$failed) = @_; |
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return unless ((ref($su)) && (ref($coursetiny) eq 'HASH') && (ref($tocreate) eq 'HASH') && |
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(ref($newunique) eq 'HASH') && (ref($addcourse) eq 'HASH') && |
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(ref($courseonly) eq 'HASH') && (ref($failed) eq 'HASH')); |
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my (%possibles,%collisions); |
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foreach my $key (keys(%{$tocreate})) { |
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my $num = String::CRC32::crc32($key); |
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my $tiny = $su->encode($num,$init); |
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if ($tiny) { |
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$possibles{$tiny} = $key; |
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} |
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} |
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if (!$init) { |
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$init = 1; |
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} else { |
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$init ++; |
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} |
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if (keys(%possibles)) { |
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my @posstiny = keys(%possibles); |
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my $configuname = &Apache::lonnet::get_domainconfiguser($cdom); |
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my %currtiny = &Apache::lonnet::get('tiny',\@posstiny,$cdom,$configuname); |
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if (keys(%currtiny)) { |
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foreach my $key (keys(%currtiny)) { |
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next if ($currtiny{$key} eq ''); |
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if ($currtiny{$key} eq $possibles{$key}) { |
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my ($tcnum,$tsymb) = split(/\&/,$currtiny{$key}); |
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unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) { |
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$courseonly->{$tsymb} = $key; |
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} |
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} else { |
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$collisions{$possibles{$key}} = 1; |
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} |
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delete($possibles{$key}); |
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} |
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} |
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foreach my $key (keys(%possibles)) { |
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$newunique->{$key} = $possibles{$key}; |
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my ($tcnum,$tsymb) = split(/\&/,$possibles{$key}); |
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unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) { |
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$addcourse->{$tsymb} = $key; |
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} |
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} |
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} |
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if (keys(%collisions)) { |
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if ($init <5) { |
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if (!$init) { |
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$init = 1; |
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} else { |
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$init ++; |
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} |
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$init = &shorten_symbs($cdom,$init,$su,$coursetiny,\%collisions, |
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$newunique,$addcourse,$courseonly,$failed); |
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} else { |
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foreach my $key (keys(%collisions)) { |
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$failed->{$key} = 1; |
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$failed->{$key} = 1; |
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} |
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} |
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} |
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return $init; |
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} |
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sub is_nonframeable { |
sub is_nonframeable { |
my ($url,$absolute,$hostname,$ip,$nocache) = @_; |
my ($url,$absolute,$hostname,$ip,$nocache) = @_; |
my ($remprotocol,$remhost) = ($url =~ m{^(https?)\://(([a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,})}i); |
my ($remprotocol,$remhost) = ($url =~ m{^(https?)\://(([a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,})}i); |