--- loncom/localize/lonlocal.pm 2009/03/20 18:26:34 1.56 +++ loncom/localize/lonlocal.pm 2014/12/11 01:47:25 1.65 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Localization routines # -# $Id: lonlocal.pm,v 1.56 2009/03/20 18:26:34 bisitz Exp $ +# $Id: lonlocal.pm,v 1.65 2014/12/11 01:47:25 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -81,7 +81,7 @@ Inside might be something like this if ($status eq 'WON') { $message='You have won.'; } elsif ($status eq 'LOST') { - $message='You are a total looser.'; + $message='You are a total loser.'; } return $message; } @@ -103,7 +103,7 @@ The first two examples are easy: if ($status eq 'WON') { $message='You have won.'; } elsif ($status eq 'LOST') { - $message='You are a total looser.'; + $message='You are a total loser.'; } return &mt($message); } @@ -135,7 +135,7 @@ like this: 'You have won.' => 'Sie haben gewonnen.', - 'You are a total looser.' + 'You are a total loser.' => 'Sie sind der totale Verlierer.', 'Rules' @@ -173,16 +173,14 @@ require Exporter; our @ISA = qw (Exporter); our @EXPORT = qw(mt mtn ns mt_user); +my %mtcache=(); + # ========================================================= The language handle -use vars qw($lh); +use vars qw($lh $current_language); # ===================================================== The "MakeText" function -# ######### Localize Cache -# my @localize_cache; -# ######### - sub mt (@) { # open(LOG,'>>/home/www/loncapa/loncom/localize/localize/newphrases.txt'); # print LOG (@_[0]."\n"); @@ -195,19 +193,13 @@ sub mt (@) { return $_[0]; } } else { - return $lh->maketext(@_); -# ######### Localize Cache -# foreach my $e (@localize_cache) -# { -# if($_[0] eq $$e[0]) { return $$e[1]; } -# } -# -# if($#localize_cache == 100) { pop(@localize_cache); } -# my $localize_entry = $lh->maketext(@_); -# unshift(@localize_cache, [ @_, $localize_entry ] ); -# ######### -# -# return $localize_entry; + if ($#_>0) { return $lh->maketext(@_); } + if ($mtcache{$current_language.':'.$_[0]}) { + return $mtcache{$current_language.':'.$_[0]}; + } + my $translation=$lh->maketext(@_); + $mtcache{$current_language.':'.$_[0]}=$translation; + return $translation; } } else { if (wantarray) { @@ -270,9 +262,9 @@ sub preferred_languages { push(@languages,@browser); } - foreach my $domtype ($Apache::lonnet::env{'user.domain'},$Apache::lonnet::env{'request.role.domain'}, - $Apache::lonnet::perlvar{'lonDefDomain'}) { - if ($domtype ne '') { + my $defdom = &Apache::lonnet::default_login_domain(); + foreach my $domtype ($Apache::lonnet::env{'user.domain'},$Apache::lonnet::env{'request.role.domain'},$defdom) { + if (($domtype ne '') && ($domtype ne 'public')) { my %domdefs = &Apache::lonnet::get_domain_defaults($domtype); if ($domdefs{'lang_def'} ne '') { push(@languages,$domdefs{'lang_def'}); @@ -303,13 +295,12 @@ sub get_genlanguages { sub current_encoding { my $default='UTF-8'; -# UTF-8 character encoding needed for the whole LON-CAPA system -# (interface language and homework problem content) -# See Bugzilla 5702 vs. 2189 and 4067 -# if ($Apache::lonnet::env{'browser.os'} eq 'win' && -# $Apache::lonnet::env{'browser.type'} eq 'explorer') { -# $default='ISO-8859-1'; -# } + unless ($Apache::lonnet::env{'browser.unicode'}) { + if ($Apache::lonnet::env{'browser.os'} eq 'win' && + $Apache::lonnet::env{'browser.type'} eq 'explorer') { + $default='ISO-8859-1'; + } + } if ($lh) { my $enc=$lh->maketext('char_encoding'); return ($enc eq 'char_encoding'?$default:$enc); @@ -334,7 +325,7 @@ sub current_locale { sub texthash { my %hash=@_; - foreach (keys %hash) { + foreach (keys(%hash)) { $hash{$_}=&mt($hash{$_}); } return %hash; @@ -343,14 +334,20 @@ sub texthash { # ========= Get a handle (do not invoke in vain, leave this to access handlers) sub get_language_handle { - my $r=shift; + my ($r,$chosen) = @_; if ($r) { my $headers=$r->headers_in; $ENV{'HTTP_ACCEPT_LANGUAGE'}=$headers->{'Accept-language'}; } - my @languages=&preferred_languages(); + my @languages; + if ($chosen ne '') { + @languages=($chosen); + } else { + @languages=&preferred_languages(); + } $ENV{'HTTP_ACCEPT_LANGUAGE'}=''; $lh=Apache::localize->get_handle(@languages); + $current_language=¤t_language(); if ($r) { $r->content_languages([¤t_language()]); } @@ -385,7 +382,8 @@ sub gettimezone { if ($uroledomdefs{'timezone_def'} ne '') { $timezone = $uroledomdefs{'timezone_def'}; } - } elsif ($Apache::lonnet::env{'user.domain'} ne '') { + } elsif (($Apache::lonnet::env{'user.domain'} ne '') && + ($Apache::lonnet::env{'user.domain'} ne 'public')) { my %udomdefaults = &Apache::lonnet::get_domain_defaults($Apache::lonnet::env{'user.domain'}); if ($udomdefaults{'timezone_def'} ne '') { @@ -402,6 +400,7 @@ sub gettimezone { sub locallocaltime { my ($thistime,$timezone) = @_; + if (!defined($thistime) || $thistime eq '') { return &mt('Never'); } @@ -415,7 +414,16 @@ sub locallocaltime { } my $dt = DateTime->from_epoch(epoch => $thistime) - ->set_time_zone(&gettimezone($timezone)); + ->set_time_zone(gettimezone($timezone)); + + # TimeZone tries to determine the 'local' timezone from $ENV{TZ} if this + # fails it searches through various system files. Under certain + # circumstances this is an extremly expensive operation. + # So after the first run we store the timezone in $ENV{TZ} to significantly + # speed up future lookups. + $ENV{TZ} = $dt->time_zone()->name() + if (! $ENV{TZ} && gettimezone($timezone) eq 'local'); + if ((¤t_language=~/^en/) || (!$lh)) { return $dt->strftime("%a %b %e %I:%M:%S %P %Y (%Z)"); @@ -567,6 +575,44 @@ sub mt_escape { $$str_ref =~s/([\[\]])/~$1/g; } +=pod + +=item * choose_language + +choose_language prompts a user to enter a two letter language code via +keyboard when running a script from the command line. Default is en. + +=cut + +sub choose_language { + my %languages = ( + ar => 'Arabic', + de => 'German', + en => 'English', + es => 'Spanish', + fa => 'Persian', + fr => 'French', + he => 'Hebrew', + ja => 'Japanese', + pt => 'Portuguese', + ru => 'Russian', + tr => 'Turkish', + zh => 'Chinese (Simplified)' + ); + my @posslangs = sort(keys(%languages)); + my $langlist = join('|',@posslangs); + my $lang = 'en'; + print 'Language: English (en). Change? ['.$langlist.']? '; + my $langchoice = ; + chomp($langchoice); + $langchoice =~ s/(^\s+|\s+$)//g; + $langchoice = lc($langchoice); + if (defined($languages{$langchoice})) { + $lang = $langchoice; + } + return $lang; +} + 1; __END__