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Diff for /loncom/localize/lonlocal.pm between versions 1.50.2.3 and 1.51

version 1.50.2.3, 2010/02/12 14:20:41 version 1.51, 2008/11/24 16:53:16
Line 233  sub current_language { Line 233  sub current_language {
     return 'en';      return 'en';
 }  }
   
 sub preferred_languages {  
     my @languages=();  
     if (($Apache::lonnet::env{'request.role.adv'}) && ($Apache::lonnet::env{'form.languages'})) {  
         @languages=(@languages,split(/\s*(\,|\;|\:)\s*/,$Apache::lonnet::env{'form.languages'}));  
     }  
     if ($Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.languages'}) {  
         @languages=(@languages,split(/\s*(\,|\;|\:)\s*/,  
                  $Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.languages'}));  
     }  
   
     if ($Apache::lonnet::env{'environment.languages'}) {  
         @languages=(@languages,  
                     split(/\s*(\,|\;|\:)\s*/,$Apache::lonnet::env{'environment.languages'}));  
     }  
     my $browser=$ENV{'HTTP_ACCEPT_LANGUAGE'};  
     if ($browser) {  
         my @browser =  
             map { (split(/\s*;\s*/,$_))[0] } (split(/\s*,\s*/,$browser));  
         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 %domdefs = &Apache::lonnet::get_domain_defaults($domtype);  
             if ($domdefs{'lang_def'} ne '') {  
                 push(@languages,$domdefs{'lang_def'});  
             }  
         }  
     }  
     return &get_genlanguages(@languages);  
 }  
   
 sub get_genlanguages {  
     my (@languages) = @_;  
 # turn "en-ca" into "en-ca,en"  
     my @genlanguages;  
     foreach my $lang (@languages) {  
         unless ($lang=~/\w/) { next; }  
         push(@genlanguages,$lang);  
         if ($lang=~/(\-|\_)/) {  
             push(@genlanguages,(split(/(\-|\_)/,$lang))[0]);  
         }  
     }  
     #uniqueify the languages list  
     my %count;  
     @genlanguages = map { $count{$_}++ == 0 ? $_ : () } @genlanguages;  
     return @genlanguages;  
 }  
   
 # ============================================================== What encoding?  # ============================================================== What encoding?
   
 sub current_encoding {  sub current_encoding {
Line 329  sub get_language_handle { Line 279  sub get_language_handle {
  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=&preferred_languages();      my @languages=&Apache::loncommon::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 340  sub get_language_handle { Line 290  sub get_language_handle {
   
 # ========================================================== Localize localtime  # ========================================================== Localize localtime
 sub gettimezone {  sub gettimezone {
     my ($timezone) = @_;      my $timezone; 
     if ($timezone ne '') {      if ($Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.timezone'}) {
         if (!DateTime::TimeZone->is_valid_name($timezone)) {          $timezone = $Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.timezone'};    
             $timezone = 'local';      } elsif ($Apache::lonnet::env{'request.course.id'} ne '') {
         }          my $cdom = $Apache::lonnet::env{'course.'.$Apache::lonnet::env{'request.course.id'}.'.domain'};
         return $timezone;          if ($cdom ne '') {
     }              my %domdefaults = &Apache::lonnet::get_domain_defaults($cdom);
     my $cid = $Apache::lonnet::env{'request.course.id'};              if ($domdefaults{'timezone_def'} ne '') {
     if ($cid ne '') {                  $timezone = $domdefaults{'timezone_def'};
         if ($Apache::lonnet::env{'course.'.$cid.'.timezone'}) {  
             $timezone = $Apache::lonnet::env{'course.'.$cid.'.timezone'};  
         } else {  
             my $cdom = $Apache::lonnet::env{'course.'.$cid.'.domain'};  
             if ($cdom ne '') {  
                 my %domdefaults = &Apache::lonnet::get_domain_defaults($cdom);  
                 if ($domdefaults{'timezone_def'} ne '') {  
                     $timezone = $domdefaults{'timezone_def'};  
                 }  
             }              }
         }          }
     } elsif ($Apache::lonnet::env{'request.role.domain'} ne '') {      } elsif ($Apache::lonnet::env{'request.role.domain'} ne '') {
Line 382  sub gettimezone { Line 323  sub gettimezone {
 }  }
   
 sub locallocaltime {  sub locallocaltime {
     my ($thistime,$timezone) = @_;      my $thistime=shift;
     if (!defined($thistime) || $thistime eq '') {      if (!defined($thistime) || $thistime eq '') {
  return &mt('Never');   return &mt('Never');
     }      }
Line 396  sub locallocaltime { Line 337  sub locallocaltime {
     }      }
   
     my $dt = DateTime->from_epoch(epoch => $thistime)      my $dt = DateTime->from_epoch(epoch => $thistime)
                      ->set_time_zone(&gettimezone($timezone));                       ->set_time_zone(&gettimezone());
   
     # 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 ((&current_language=~/^en/) || (!$lh)) {      if ((&current_language=~/^en/) || (!$lh)) {
   
  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 478  sub getdatelocale { Line 410  sub getdatelocale {
     return $locale_obj;      return $locale_obj;
 }  }
   
   =pod 
   
   =item * normalize_string
   
 # ==================== Normalize string (reduce fragility in the lexicon files)  Normalize string (reduce fragility in the lexicon files)
   
   This normalizes a string to reduce fragility in the lexicon files of
   huge messages (such as are used by the helper), and allow useful
   formatting: reduce all consecutive whitespace to a single space,
   and remove all HTML
   
   =cut
   
 # This normalizes a string to reduce fragility in the lexicon files of  
 # huge messages (such as are used by the helper), and allow useful  
 # formatting: reduce all consecutive whitespace to a single space,  
 # and remove all HTML  
 sub normalize_string {  sub normalize_string {
     my $s = shift;      my $s = shift;
     $s =~ s/\s+/ /g;      $s =~ s/\s+/ /g;
Line 495  sub normalize_string { Line 433  sub normalize_string {
     return $s;      return $s;
 }  }
   
 # alias for normalize_string; recommend using it only in the lexicon  =pod 
   
   =item * ns
   
   alias for normalize_string; recommend using it only in the lexicon
   
   =cut
   
 sub ns {  sub ns {
     return normalize_string(@_);      return normalize_string(@_);
 }  }
   
 # mtn: call the mt function and the normalization function easily.  =pod
 # Returns original non-normalized string if there was no translation  
   =item * mtn
   
   mtn: call the mt function and the normalization function easily.
   Returns original non-normalized string if there was no translation
   
   =cut
   
 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]
Removed from v.1.50.2.3  
changed lines
  Added in v.1.51

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