version 1.25, 2003/10/11 21:06:11
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version 1.61, 2010/07/07 16:30:48
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Line 162 package Apache::lonlocal;
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Line 162 package Apache::lonlocal;
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use strict; |
use strict; |
use Apache::localize; |
use Apache::localize; |
use Apache::File; |
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use locale; |
use locale; |
use POSIX qw(locale_h); |
use POSIX qw(locale_h strftime); |
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use DateTime(); |
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use DateTime::TimeZone; |
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use DateTime::Locale; |
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require Exporter; |
require Exporter; |
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our @ISA = qw (Exporter); |
our @ISA = qw (Exporter); |
our @EXPORT = qw(mt mtn ns); |
our @EXPORT = qw(mt mtn ns mt_user); |
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my $reroute; |
my %mtcache=(); |
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# ========================================================= The language handle |
# ========================================================= The language handle |
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use vars qw($lh); |
use vars qw($lh $current_language); |
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# ===================================================== The "MakeText" function |
# ===================================================== The "MakeText" function |
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sub mt (@) { |
sub mt (@) { |
# my $fh=Apache::File->new('>>/home/www/loncapa/loncom/localize/localize/newphrases.txt'); |
# open(LOG,'>>/home/www/loncapa/loncom/localize/localize/newphrases.txt'); |
# print $fh join('',@_)."\n"; |
# print LOG (@_[0]."\n"); |
# $fh->close(); |
# close(LOG); |
unless ($ENV{'environment.translator'}) { |
if ($lh) { |
if ($lh) { |
if ($_[0] eq '') { |
return $lh->maketext(@_); |
if (wantarray) { |
} else { |
return @_; |
return @_; |
} else { |
} |
return $_[0]; |
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} |
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} else { |
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if ($#_>0) { return $lh->maketext(@_); } |
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if ($mtcache{$current_language.':'.$_[0]}) { |
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return $mtcache{$current_language.':'.$_[0]}; |
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} |
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my $translation=$lh->maketext(@_); |
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$mtcache{$current_language.':'.$_[0]}=$translation; |
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return $translation; |
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} |
} else { |
} else { |
if ($lh) { |
if (wantarray) { |
my $trans=$lh->maketext(@_); |
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my $link='<a target="trans" href="/cgi-bin/translator.pl?arg1='. |
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&Apache::lonnet::escape($_[0]).'&arg2='. |
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&Apache::lonnet::escape($_[1]).'&arg3='. |
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&Apache::lonnet::escape($_[2]).'&lang='. |
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$ENV{'environment.translator'}. |
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'">[['.$trans.']]</a>'; |
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if ($ENV{'transreroute'}) { |
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$reroute.=$link; |
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return $trans; |
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} else { |
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return $link; |
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} |
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} else { |
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return @_; |
return @_; |
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} else { |
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return $_[0]; |
} |
} |
} |
} |
} |
} |
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sub mt_user { |
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my ($user_lh,@what) = @_; |
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if ($user_lh) { |
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if ($what[0] eq '') { |
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if (wantarray) { |
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return @what; |
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} else { |
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return $what[0]; |
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} |
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} else { |
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return $user_lh->maketext(@what); |
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} |
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} else { |
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if (wantarray) { |
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return @what; |
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} else { |
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return $what[0]; |
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} |
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} |
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} |
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# ============================================================== What language? |
# ============================================================== What language? |
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sub current_language { |
sub current_language { |
Line 220 sub current_language {
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Line 241 sub current_language {
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return 'en'; |
return 'en'; |
} |
} |
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sub preferred_languages { |
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my @languages=(); |
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if (($Apache::lonnet::env{'request.role.adv'}) && ($Apache::lonnet::env{'form.languages'})) { |
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@languages=(@languages,split(/\s*(\,|\;|\:)\s*/,$Apache::lonnet::env{'form.languages'})); |
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} |
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if ($Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.languages'}) { |
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@languages=(@languages,split(/\s*(\,|\;|\:)\s*/, |
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$Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.languages'})); |
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} |
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if ($Apache::lonnet::env{'environment.languages'}) { |
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@languages=(@languages, |
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split(/\s*(\,|\;|\:)\s*/,$Apache::lonnet::env{'environment.languages'})); |
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} |
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my $browser=$ENV{'HTTP_ACCEPT_LANGUAGE'}; |
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if ($browser) { |
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my @browser = |
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map { (split(/\s*;\s*/,$_))[0] } (split(/\s*,\s*/,$browser)); |
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push(@languages,@browser); |
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} |
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my $defdom = &Apache::lonnet::default_login_domain(); |
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foreach my $domtype ($Apache::lonnet::env{'user.domain'},$Apache::lonnet::env{'request.role.domain'},$defdom) { |
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if ($domtype ne '') { |
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my %domdefs = &Apache::lonnet::get_domain_defaults($domtype); |
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if ($domdefs{'lang_def'} ne '') { |
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push(@languages,$domdefs{'lang_def'}); |
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} |
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} |
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} |
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return &get_genlanguages(@languages); |
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} |
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sub get_genlanguages { |
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my (@languages) = @_; |
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# turn "en-ca" into "en-ca,en" |
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my @genlanguages; |
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foreach my $lang (@languages) { |
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unless ($lang=~/\w/) { next; } |
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push(@genlanguages,$lang); |
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if ($lang=~/(\-|\_)/) { |
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push(@genlanguages,(split(/(\-|\_)/,$lang))[0]); |
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} |
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} |
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#uniqueify the languages list |
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my %count; |
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@genlanguages = map { $count{$_}++ == 0 ? $_ : () } @genlanguages; |
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return @genlanguages; |
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} |
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# ============================================================== What encoding? |
# ============================================================== What encoding? |
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sub current_encoding { |
sub current_encoding { |
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my $default='UTF-8'; |
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unless ($Apache::lonnet::env{'browser.unicode'}) { |
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if ($Apache::lonnet::env{'browser.os'} eq 'win' && |
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$Apache::lonnet::env{'browser.type'} eq 'explorer') { |
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$default='ISO-8859-1'; |
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} |
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} |
if ($lh) { |
if ($lh) { |
my $enc=$lh->maketext('char_encoding'); |
my $enc=$lh->maketext('char_encoding'); |
return ($enc eq 'char_encoding'?'':$enc); |
return ($enc eq 'char_encoding'?$default:$enc); |
} else { |
} else { |
return undef; |
return $default; |
} |
} |
} |
} |
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Line 252 sub texthash {
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Line 330 sub texthash {
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} |
} |
return %hash; |
return %hash; |
} |
} |
# ======================================================== Re-route translation |
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sub clearreroutetrans { |
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&reroutetrans(); |
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$reroute=''; |
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} |
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# ======================================================== Re-route translation |
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sub reroutetrans { |
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$ENV{'transreroute'}=1; |
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} |
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# ==================================================== End re-route translation |
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sub endreroutetrans { |
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$ENV{'transreroute'}=0; |
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if ($ENV{'environment.translator'}) { |
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return $reroute; |
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} else { |
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return ''; |
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} |
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} |
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# ========= Get a handle (do not invoke in vain, leave this to access handlers) |
# ========= Get a handle (do not invoke in vain, leave this to access handlers) |
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sub get_language_handle { |
sub get_language_handle { |
my $r=shift; |
my $r=shift; |
$lh=Apache::localize->get_handle(&Apache::loncommon::preferred_languages); |
if ($r) { |
if (&Apache::lonnet::mod_perl_version == 1) { |
my $headers=$r->headers_in; |
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$ENV{'HTTP_ACCEPT_LANGUAGE'}=$headers->{'Accept-language'}; |
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} |
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my @languages=&preferred_languages(); |
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$ENV{'HTTP_ACCEPT_LANGUAGE'}=''; |
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$lh=Apache::localize->get_handle(@languages); |
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$current_language=¤t_language(); |
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if ($r) { |
$r->content_languages([¤t_language()]); |
$r->content_languages([¤t_language()]); |
} |
} |
### setlocale(LC_ALL,¤t_locale); |
### setlocale(LC_ALL,¤t_locale); |
} |
} |
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# ========================================================== Localize localtime |
# ========================================================== Localize localtime |
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sub gettimezone { |
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my ($timezone) = @_; |
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if ($timezone ne '') { |
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if (!DateTime::TimeZone->is_valid_name($timezone)) { |
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$timezone = 'local'; |
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} |
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return $timezone; |
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} |
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my $cid = $Apache::lonnet::env{'request.course.id'}; |
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if ($cid ne '') { |
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if ($Apache::lonnet::env{'course.'.$cid.'.timezone'}) { |
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$timezone = $Apache::lonnet::env{'course.'.$cid.'.timezone'}; |
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} else { |
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my $cdom = $Apache::lonnet::env{'course.'.$cid.'.domain'}; |
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if ($cdom ne '') { |
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my %domdefaults = &Apache::lonnet::get_domain_defaults($cdom); |
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if ($domdefaults{'timezone_def'} ne '') { |
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$timezone = $domdefaults{'timezone_def'}; |
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} |
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} |
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} |
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} elsif ($Apache::lonnet::env{'request.role.domain'} ne '') { |
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my %uroledomdefs = |
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&Apache::lonnet::get_domain_defaults($Apache::lonnet::env{'request.role.domain'}); |
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if ($uroledomdefs{'timezone_def'} ne '') { |
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$timezone = $uroledomdefs{'timezone_def'}; |
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} |
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} elsif ($Apache::lonnet::env{'user.domain'} ne '') { |
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my %udomdefaults = |
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&Apache::lonnet::get_domain_defaults($Apache::lonnet::env{'user.domain'}); |
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if ($udomdefaults{'timezone_def'} ne '') { |
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$timezone = $udomdefaults{'timezone_def'}; |
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} |
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} |
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if ($timezone ne '') { |
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if (DateTime::TimeZone->is_valid_name($timezone)) { |
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return $timezone; |
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} |
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} |
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return 'local'; |
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} |
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sub locallocaltime { |
sub locallocaltime { |
my $thistime=shift; |
my ($thistime,$timezone) = @_; |
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if (!defined($thistime) || $thistime eq '') { |
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return &mt('Never'); |
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} |
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if (($thistime < 0) || ($thistime eq 'NaN')) { |
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&Apache::lonnet::logthis("Unexpected time (negative or NaN) '$thistime' passed to lonlocal::locallocaltime"); |
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return &mt('Never'); |
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} |
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if ($thistime !~ /^\d+$/) { |
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&Apache::lonnet::logthis("Unexpected non-numeric time '$thistime' passed to lonlocal::locallocaltime"); |
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return &mt('Never'); |
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} |
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my $dt = DateTime->from_epoch(epoch => $thistime) |
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->set_time_zone(gettimezone($timezone)); |
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# TimeZone tries to determine the 'local' timezone from $ENV{TZ} if this |
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# fails it searches through various system files. Under certain |
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# circumstances this is an extremly expensive operation. |
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# So after the first run we store the timezone in $ENV{TZ} to significantly |
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# speed up future lookups. |
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$ENV{TZ} = $dt->time_zone()->name() |
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if (! $ENV{TZ} && gettimezone($timezone) eq 'local'); |
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if ((¤t_language=~/^en/) || (!$lh)) { |
if ((¤t_language=~/^en/) || (!$lh)) { |
return ''.localtime($thistime); |
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return $dt->strftime("%a %b %e %I:%M:%S %P %Y (%Z)"); |
} else { |
} else { |
my $format=$lh->maketext('date_locale'); |
my $format=$lh->maketext('date_locale'); |
if ($format eq 'date_locale') { |
if ($format eq 'date_locale') { |
return ''.localtime($thistime); |
return $dt->strftime("%a %b %e %I:%M:%S %P %Y (%Z)"); |
} |
} |
my ($seconds,$minutes,$twentyfour,$day,$mon,$year,$wday,$yday,$isdst)= |
my $time_zone = $dt->time_zone_short_name(); |
localtime($thistime); |
my $seconds = $dt->second(); |
my $month=(split(/\,/,$lh->maketext('date_months')))[$mon]; |
my $minutes = $dt->minute(); |
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my $twentyfour = $dt->hour(); |
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my $day = $dt->day_of_month(); |
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my $mon = $dt->month()-1; |
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my $year = $dt->year(); |
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my $wday = $dt->wday(); |
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if ($wday==7) { $wday=0; } |
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my $month =(split(/\,/,$lh->maketext('date_months')))[$mon]; |
my $weekday=(split(/\,/,$lh->maketext('date_days')))[$wday]; |
my $weekday=(split(/\,/,$lh->maketext('date_days')))[$wday]; |
if ($seconds<10) { |
if ($seconds<10) { |
$seconds='0'.$seconds; |
$seconds='0'.$seconds; |
Line 307 sub locallocaltime {
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Line 443 sub locallocaltime {
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if ($minutes<10) { |
if ($minutes<10) { |
$minutes='0'.$minutes; |
$minutes='0'.$minutes; |
} |
} |
$year+=1900; |
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my $twelve=$twentyfour; |
my $twelve=$twentyfour; |
my $ampm; |
my $ampm; |
if ($twelve>12) { |
if ($twelve>12) { |
Line 316 sub locallocaltime {
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Line 451 sub locallocaltime {
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} else { |
} else { |
$ampm=$lh->maketext('date_am'); |
$ampm=$lh->maketext('date_am'); |
} |
} |
foreach |
foreach ('seconds','minutes','twentyfour','twelve','day','year', |
('seconds','minutes','twentyfour','twelve','day','year', |
'month','weekday','ampm') { |
'month','weekday','ampm') { |
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$format=~s/\$$_/eval('$'.$_)/gse; |
$format=~s/\$$_/eval('$'.$_)/gse; |
} |
} |
return $format; |
return $format." ($time_zone)"; |
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} |
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} |
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sub getdatelocale { |
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my ($datelocale,$locale_obj); |
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if ($Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.datelocale'}) { |
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$datelocale = $Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.datelocale'}; |
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} elsif ($Apache::lonnet::env{'request.course.id'} ne '') { |
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my $cdom = $Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.domain'}; |
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if ($cdom ne '') { |
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my %domdefaults = &Apache::lonnet::get_domain_defaults($cdom); |
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if ($domdefaults{'datelocale_def'} ne '') { |
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$datelocale = $domdefaults{'datelocale_def'}; |
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} |
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} |
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} elsif ($Apache::lonnet::env{'user.domain'} ne '') { |
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my %udomdefaults = &Apache::lonnet::get_domain_defaults($Apache::lonnet::env{'user.domain'}); |
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if ($udomdefaults{'datelocale_def'} ne '') { |
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$datelocale = $udomdefaults{'datelocale_def'}; |
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} |
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} |
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if ($datelocale ne '') { |
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eval { |
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$locale_obj = DateTime::Locale->load($datelocale); |
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}; |
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if (!$@) { |
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if ($locale_obj->id() eq $datelocale) { |
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return $locale_obj; |
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} |
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} |
} |
} |
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return $locale_obj; |
} |
} |
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# ==================== Normalize string (reduce fragility in the lexicon files) |
=pod |
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=item * normalize_string |
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Normalize string (reduce fragility in the lexicon files) |
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This normalizes a string to reduce fragility in the lexicon files of |
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huge messages (such as are used by the helper), and allow useful |
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formatting: reduce all consecutive whitespace to a single space, |
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and remove all HTML |
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=cut |
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# This normalizes a string to reduce fragility in the lexicon files of |
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# huge messages (such as are used by the helper), and allow useful |
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# formatting: reduce all consecutive whitespace to a single space, |
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# and remove all HTML |
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sub normalize_string { |
sub normalize_string { |
my $s = shift; |
my $s = shift; |
$s =~ s/\s+/ /g; |
$s =~ s/\s+/ /g; |
Line 341 sub normalize_string {
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Line 513 sub normalize_string {
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return $s; |
return $s; |
} |
} |
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# alias for normalize_string; recommend using it only in the lexicon |
=pod |
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=item * ns |
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alias for normalize_string; recommend using it only in the lexicon |
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=cut |
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sub ns { |
sub ns { |
return normalize_string(@_); |
return normalize_string(@_); |
} |
} |
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# mtn: call the mt function and the normalization function easily. |
=pod |
# Returns original non-normalized string if there was no translation |
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=item * mtn |
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mtn: call the mt function and the normalization function easily. |
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Returns original non-normalized string if there was no translation |
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=cut |
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sub mtn (@) { |
sub mtn (@) { |
my @args = @_; # don't want to modify caller's string; if we |
my @args = @_; # don't want to modify caller's string; if we |
# didn't care about that we could set $_[0] |
# didn't care about that we could set $_[0] |
Line 361 sub mtn (@) {
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Line 547 sub mtn (@) {
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} |
} |
} |
} |
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# ---------------------------------------------------- Replace MT{...} in files |
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sub transstatic { |
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my $strptr=shift; |
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$$strptr=~s/MT\{([^\}]*)\}/&mt($1)/gse; |
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} |
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=pod |
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=item * mt_escape |
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mt_escape takes a string reference and escape the [] in there so mt |
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will leave them as is and not try to expand them |
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=cut |
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sub mt_escape { |
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my ($str_ref) = @_; |
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$$str_ref =~s/~/~~/g; |
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$$str_ref =~s/([\[\]])/~$1/g; |
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} |
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1; |
1; |
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__END__ |
__END__ |