version 1.46, 2008/07/02 21:10:41
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version 1.50.2.3, 2010/02/12 14:20:41
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Line 166 use locale;
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Line 166 use locale;
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use POSIX qw(locale_h strftime); |
use POSIX qw(locale_h strftime); |
use DateTime(); |
use DateTime(); |
use DateTime::TimeZone; |
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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# ========================================================= The language handle |
# ========================================================= The language handle |
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Line 201 sub mt (@) {
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Line 202 sub mt (@) {
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} |
} |
} |
} |
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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 $what[0]; |
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} |
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} |
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} |
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# ============================================================== What language? |
# ============================================================== What language? |
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sub current_language { |
sub current_language { |
Line 211 sub current_language {
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Line 233 sub current_language {
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return 'en'; |
return 'en'; |
} |
} |
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sub preferred_languages { |
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my @languages=(); |
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if (($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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foreach my $domtype ($Apache::lonnet::env{'user.domain'},$Apache::lonnet::env{'request.role.domain'}, |
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$Apache::lonnet::perlvar{'lonDefDomain'}) { |
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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 { |
Line 257 sub get_language_handle {
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Line 329 sub get_language_handle {
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my $headers=$r->headers_in; |
my $headers=$r->headers_in; |
$ENV{'HTTP_ACCEPT_LANGUAGE'}=$headers->{'Accept-language'}; |
$ENV{'HTTP_ACCEPT_LANGUAGE'}=$headers->{'Accept-language'}; |
} |
} |
my @languages=&Apache::loncommon::preferred_languages; |
my @languages=&preferred_languages(); |
$ENV{'HTTP_ACCEPT_LANGUAGE'}=''; |
$ENV{'HTTP_ACCEPT_LANGUAGE'}=''; |
$lh=Apache::localize->get_handle(@languages); |
$lh=Apache::localize->get_handle(@languages); |
if ($r) { |
if ($r) { |
Line 268 sub get_language_handle {
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Line 340 sub get_language_handle {
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# ========================================================== Localize localtime |
# ========================================================== Localize localtime |
sub gettimezone { |
sub gettimezone { |
my $timezone; |
my ($timezone) = @_; |
if ($Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.timezone'}) { |
if ($timezone ne '') { |
$timezone = $Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.timezone'}; |
if (!DateTime::TimeZone->is_valid_name($timezone)) { |
} elsif ($Apache::lonnet::env{'request.course.id'} ne '') { |
$timezone = 'local'; |
my $cdom = $Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.domain'}; |
} |
if ($cdom ne '') { |
return $timezone; |
my %domdefaults = &Apache::lonnet::get_domain_defaults($cdom); |
} |
if ($domdefaults{'timezone_def'} ne '') { |
my $cid = $Apache::lonnet::env{'request.course.id'}; |
$timezone = $domdefaults{'timezone_def'}; |
if ($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 = $domdefaults{'timezone_def'}; |
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} |
} |
} |
} |
} |
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} elsif ($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 = $udomdefaults{'timezone_def'}; |
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} |
} |
} |
if ($timezone ne '') { |
if ($timezone ne '') { |
if (DateTime::TimeZone->is_valid_name($timezone)) { |
if (DateTime::TimeZone->is_valid_name($timezone)) { |
Line 289 sub gettimezone {
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Line 382 sub gettimezone {
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} |
} |
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sub locallocaltime { |
sub locallocaltime { |
my $thistime=shift; |
my ($thistime,$timezone) = @_; |
if (!defined($thistime) || $thistime eq '') { |
if (!defined($thistime) || $thistime eq '') { |
return &mt('Never'); |
return &mt('Never'); |
} |
} |
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if (($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) |
my $dt = DateTime->from_epoch(epoch => $thistime) |
->set_time_zone(&gettimezone()); |
->set_time_zone(&gettimezone($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)) { |
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return $dt->strftime("%a %b %e %I:%M:%S %P %Y (%Z)"); |
return $dt->strftime("%a %b %e %I:%M:%S %P %Y (%Z)"); |
Line 337 sub locallocaltime {
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Line 447 sub locallocaltime {
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} |
} |
} |
} |
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sub getdatelocale { |
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my ($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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} |
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return $locale_obj; |
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} |
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# ==================== Normalize string (reduce fragility in the lexicon files) |
# ==================== Normalize string (reduce fragility in the lexicon files) |
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# This normalizes a string to reduce fragility in the lexicon files of |
# This normalizes a string to reduce fragility in the lexicon files of |