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  Run on Tue Jan 13 11:50:22 2015
Reported on Tue Jan 13 12:09:51 2015

Filename/mnt/catalyst/koha/C4/Languages.pm
StatementsExecuted 17 statements in 2.74ms
Subroutines
Calls P F Exclusive
Time		 Inclusive
Time		 Subroutine
111425µs438µsC4::Languages::::BEGIN@22C4::Languages::BEGIN@22
11118µs20µsC4::Languages::::BEGIN@25C4::Languages::BEGIN@25
11114µs14µsC4::Languages::::BEGIN@39C4::Languages::BEGIN@39
11110µs41µsC4::Languages::::BEGIN@24C4::Languages::BEGIN@24
1118µs73µsC4::Languages::::BEGIN@26C4::Languages::BEGIN@26
0000s0sC4::Languages::::_build_languages_arrayrefC4::Languages::_build_languages_arrayref
0000s0sC4::Languages::::_get_language_dirsC4::Languages::_get_language_dirs
0000s0sC4::Languages::::_get_themesC4::Languages::_get_themes
0000s0sC4::Languages::::accept_languageC4::Languages::accept_language
0000s0sC4::Languages::::getAllLanguagesC4::Languages::getAllLanguages
0000s0sC4::Languages::::getFrameworkLanguagesC4::Languages::getFrameworkLanguages
0000s0sC4::Languages::::getTranslatedLanguagesC4::Languages::getTranslatedLanguages
0000s0sC4::Languages::::get_bidiC4::Languages::get_bidi
0000s0sC4::Languages::::language_get_descriptionC4::Languages::language_get_description
0000s0sC4::Languages::::regex_lang_subtagsC4::Languages::regex_lang_subtags
Call graph for these subroutines as a Graphviz dot language file.
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1package C4::Languages;
2
3# Copyright 2006 (C) LibLime
4# Joshua Ferraro <jmf@liblime.com>
5# Portions Copyright 2009 Chris Cormack and the Koha Dev Team
6# This file is part of Koha.
7#
8# Koha is free software; you can redistribute it and/or modify it under the
9# terms of the GNU General Public License as published by the Free Software
10# Foundation; either version 2 of the License, or (at your option) any later
11# version.
12#
13# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
14# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
15# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License along
18# with Koha; if not, write to the Free Software Foundation, Inc.,
19# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20
21
22234µs2451µs
# spent 438µs (425+13) within C4::Languages::BEGIN@22 which was called: # once (425µs+13µs) by C4::Templates::BEGIN@35 at line 22
use strict;
# spent 438µs making 1 call to C4::Languages::BEGIN@22 # spent 13µs making 1 call to strict::import
23#use warnings; FIXME - Bug 2505
24223µs272µs
# spent 41µs (10+31) within C4::Languages::BEGIN@24 which was called: # once (10µs+31µs) by C4::Templates::BEGIN@35 at line 24
use Carp;
# spent 41µs making 1 call to C4::Languages::BEGIN@24 # spent 31µs making 1 call to Exporter::import
25227µs223µs
# spent 20µs (18+3) within C4::Languages::BEGIN@25 which was called: # once (18µs+3µs) by C4::Templates::BEGIN@35 at line 25
use C4::Context;
# spent 20µs making 1 call to C4::Languages::BEGIN@25 # spent 3µs making 1 call to C4::Context::import
262123µs2138µs
# spent 73µs (8+65) within C4::Languages::BEGIN@26 which was called: # once (8µs+65µs) by C4::Templates::BEGIN@35 at line 26
use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $DEBUG);
# spent 73µs making 1 call to C4::Languages::BEGIN@26 # spent 65µs making 1 call to vars::import
27
281600nseval {
2917µs13µs if (C4::Context->ismemcached) {
# spent 3µs making 1 call to C4::Context::ismemcached
30 require Memoize::Memcached;
31 import Memoize::Memcached qw(memoize_memcached);
32
33 memoize_memcached('getTranslatedLanguages', memcached => C4::Context->memcached);
34 memoize_memcached('getFrameworkLanguages' , memcached => C4::Context->memcached);
35 memoize_memcached('getAllLanguages', memcached => C4::Context->memcached);
36 }
37};
38
39
# spent 14µs within C4::Languages::BEGIN@39 which was called: # once (14µs+0s) by C4::Templates::BEGIN@35 at line 50
BEGIN {
401900ns $VERSION = 3.07.00.049;
411500ns require Exporter;
4216µs @ISA = qw(Exporter);
431600ns @EXPORT = qw(
44 &getFrameworkLanguages
45 &getTranslatedLanguages
46 &getAllLanguages
47 );
4813µs @EXPORT_OK = qw(getFrameworkLanguages getTranslatedLanguages getAllLanguages get_bidi regex_lang_subtags language_get_description accept_language);
4915µs $DEBUG = 0;
5012.51ms114µs}
# spent 14µs making 1 call to C4::Languages::BEGIN@39
51
52=head1 NAME
53
54C4::Languages - Perl Module containing language list functions for Koha
55
56=head1 SYNOPSIS
57
58use C4::Languages;
59
60=head1 DESCRIPTION
61
62=cut
63
64=head1 FUNCTIONS
65
66=head2 getFrameworkLanguages
67
68Returns a reference to an array of hashes:
69
70 my $languages = getFrameworkLanguages();
71 for my $language(@$languages) {
72 print "$language->{language_code}\n"; # language code in iso 639-2
73 print "$language->{language_name}\n"; # language name in native script
74 print "$language->{language_locale_name}\n"; # language name in current locale
75 }
76
77=cut
78
79sub getFrameworkLanguages {
80 # get a hash with all language codes, names, and locale names
81 my $all_languages = getAllLanguages();
82 my @languages;
83
84 # find the available directory names
85 my $dir=C4::Context->config('intranetdir')."/installer/data/";
86 opendir (MYDIR,$dir);
87 my @listdir= grep { !/^\.|CVS/ && -d "$dir/$_"} readdir(MYDIR);
88 closedir MYDIR;
89
90 # pull out all data for the dir names that exist
91 for my $dirname (@listdir) {
92 for my $language_set (@$all_languages) {
93
94 if ($dirname eq $language_set->{language_code}) {
95 push @languages, {
96 'language_code'=>$dirname,
97 'language_description'=>$language_set->{language_description},
98 'native_descrition'=>$language_set->{language_native_description} }
99 }
100 }
101 }
102 return \@languages;
103}
104
105=head2 getTranslatedLanguages
106
107Returns a reference to an array of hashes:
108
109 my $languages = getTranslatedLanguages();
110 print "Available translated languages:\n";
111 for my $language(@$trlanguages) {
112 print "$language->{language_code}\n"; # language code in iso 639-2
113 print "$language->{language_name}\n"; # language name in native script
114 print "$language->{language_locale_name}\n"; # language name in current locale
115 }
116
117=cut
118
119sub getTranslatedLanguages {
120 my ($interface, $theme, $current_language, $which) = @_;
121 my $htdocs;
122 my @languages;
123 my @enabled_languages;
124
125 if ($interface && $interface eq 'opac' ) {
126 @enabled_languages = split ",", C4::Context->preference('opaclanguages');
127 $htdocs = C4::Context->config('opachtdocs');
128 if ( $theme and -d "$htdocs/$theme" ) {
129 (@languages) = _get_language_dirs($htdocs,$theme);
130 }
131 else {
132 for my $theme ( _get_themes('opac') ) {
133 push @languages, _get_language_dirs($htdocs,$theme);
134 }
135 }
136 }
137 elsif ($interface && $interface eq 'intranet' ) {
138 @enabled_languages = split ",", C4::Context->preference('language');
139 $htdocs = C4::Context->config('intrahtdocs');
140 if ( $theme and -d "$htdocs/$theme" ) {
141 @languages = _get_language_dirs($htdocs,$theme);
142 }
143 else {
144 foreach my $theme ( _get_themes('intranet') ) {
145 push @languages, _get_language_dirs($htdocs,$theme);
146 }
147 }
148 }
149 else {
150 @enabled_languages = split ",", C4::Context->preference('opaclanguages');
151 my $htdocs = C4::Context->config('intrahtdocs');
152 foreach my $theme ( _get_themes('intranet') ) {
153 push @languages, _get_language_dirs($htdocs,$theme);
154 }
155 $htdocs = C4::Context->config('opachtdocs');
156 foreach my $theme ( _get_themes('opac') ) {
157 push @languages, _get_language_dirs($htdocs,$theme);
158 }
159 my %seen;
160 $seen{$_}++ for @languages;
161 @languages = keys %seen;
162 }
163 return _build_languages_arrayref(\@languages,$current_language,\@enabled_languages);
164}
165
166=head2 getAllLanguages
167
168Returns a reference to an array of hashes:
169
170 my $alllanguages = getAllLanguages();
171 print "Available translated languages:\n";
172 for my $language(@$alllanguages) {
173 print "$language->{language_code}\n";
174 print "$language->{language_name}\n";
175 print "$language->{language_locale_name}\n";
176 }
177
178=cut
179
180sub getAllLanguages {
181 my $lang = shift;
182# if no parameter is passed to the function, it returns english languages names
183# if a $lang parameter conforming to RFC4646 syntax is passed, the function returns languages names translated in $lang
184# if a language name is not translated in $lang in database, the function returns english language name
185 my @languages_loop;
186 my $dbh=C4::Context->dbh;
187 my $default_language = 'en';
188 my $current_language = $default_language;
189 if ($lang) {
190 $current_language = regex_lang_subtags($lang)->{'language'};
191 }
192 my $sth = $dbh->prepare('SELECT * FROM language_subtag_registry WHERE type=\'language\'');
193 $sth->execute();
194 while (my $language_subtag_registry = $sth->fetchrow_hashref) {
195 my $desc;
196 # check if language name is stored in current language
197 my $sth4= $dbh->prepare("SELECT description FROM language_descriptions WHERE type='language' AND subtag =? AND lang = ?");
198 $sth4->execute($language_subtag_registry->{subtag},$current_language);
199 while (my $language_desc = $sth4->fetchrow_hashref) {
200 $desc=$language_desc->{description};
201 }
202 my $sth2= $dbh->prepare("SELECT * FROM language_descriptions LEFT JOIN language_rfc4646_to_iso639 on language_rfc4646_to_iso639.rfc4646_subtag = language_descriptions.subtag WHERE type='language' AND subtag =? AND language_descriptions.lang = ?");
203 if ($desc) {
204 $sth2->execute($language_subtag_registry->{subtag},$current_language);
205 }
206 else {
207 $sth2->execute($language_subtag_registry->{subtag},$default_language);
208 }
209 my $sth3 = $dbh->prepare("SELECT description FROM language_descriptions WHERE type='language' AND subtag=? AND lang=?");
210 # add the correct description info
211 while (my $language_descriptions = $sth2->fetchrow_hashref) {
212 $sth3->execute($language_subtag_registry->{subtag},$language_subtag_registry->{subtag});
213 my $native_description;
214 while (my $description = $sth3->fetchrow_hashref) {
215 $native_description = $description->{description};
216 }
217
218 # fill in the ISO6329 code
219 $language_subtag_registry->{iso639_2_code} = $language_descriptions->{iso639_2_code};
220 # fill in the native description of the language, as well as the current language's translation of that if it exists
221 if ($native_description) {
222 $language_subtag_registry->{language_description} = $native_description;
223 $language_subtag_registry->{language_description}.=" ($language_descriptions->{description})" if $language_descriptions->{description};
224 }
225 else {
226 $language_subtag_registry->{language_description} = $language_descriptions->{description};
227 }
228 }
229 push @languages_loop, $language_subtag_registry;
230 }
231 return \@languages_loop;
232}
233
234=head2 _get_themes
235
236Internal function, returns an array of all available themes.
237
238 (@themes) = &_get_themes('opac');
239 (@themes) = &_get_themes('intranet');
240
241=cut
242
243sub _get_themes {
244 my $interface = shift;
245 my $htdocs;
246 my @themes;
247 if ( $interface eq 'intranet' ) {
248 $htdocs = C4::Context->config('intrahtdocs');
249 }
250 else {
251 $htdocs = C4::Context->config('opachtdocs');
252 }
253 opendir D, "$htdocs";
254 my @dirlist = readdir D;
255 foreach my $directory (@dirlist) {
256 # if there's an en dir, it's a valid theme
257 -d "$htdocs/$directory/en" and push @themes, $directory;
258 }
259 return @themes;
260}
261
262=head2 _get_language_dirs
263
264Internal function, returns an array of directory names, excluding non-language directories
265
266=cut
267
268sub _get_language_dirs {
269 my ($htdocs,$theme) = @_;
270 my @lang_strings;
271 opendir D, "$htdocs/$theme";
272 for my $lang_string ( readdir D ) {
273 next if $lang_string =~/^\./;
274 next if $lang_string eq 'all';
275 next if $lang_string =~/png$/;
276 next if $lang_string =~/js$/;
277 next if $lang_string =~/css$/;
278 next if $lang_string =~/CVS$/;
279 next if $lang_string =~/\.txt$/i; #Don't read the readme.txt !
280 next if $lang_string =~/img|images|famfam|js|less|lib|sound|pdf/;
281 push @lang_strings, $lang_string;
282 }
283 return (@lang_strings);
284}
285
286=head2 _build_languages_arrayref
287
288Internal function for building the ref to array of hashes
289
290FIXME: this could be rewritten and simplified using map
291
292=cut
293
294sub _build_languages_arrayref {
295 my ($translated_languages,$current_language,$enabled_languages) = @_;
296 my @translated_languages = @$translated_languages;
297 my @languages_loop; # the final reference to an array of hashrefs
298 my @enabled_languages = @$enabled_languages;
299 # how many languages are enabled, if one, take note, some contexts won't need to display it
300 my %seen_languages; # the language tags we've seen
301 my %found_languages;
302 my $language_groups;
303 my $track_language_groups;
304 my $current_language_regex = regex_lang_subtags($current_language);
305 # Loop through the translated languages
306 for my $translated_language (@translated_languages) {
307 # separate the language string into its subtag types
308 my $language_subtags_hashref = regex_lang_subtags($translated_language);
309
310 # is this language string 'enabled'?
311 for my $enabled_language (@enabled_languages) {
312 #warn "Checking out if $translated_language eq $enabled_language";
313 $language_subtags_hashref->{'enabled'} = 1 if $translated_language eq $enabled_language;
314 }
315
316 # group this language, key by langtag
317 $language_subtags_hashref->{'sublanguage_current'} = 1 if $translated_language eq $current_language;
318 $language_subtags_hashref->{'rfc4646_subtag'} = $translated_language;
319 $language_subtags_hashref->{'native_description'} = language_get_description($language_subtags_hashref->{language},$language_subtags_hashref->{language},'language');
320 $language_subtags_hashref->{'script_description'} = language_get_description($language_subtags_hashref->{script},$language_subtags_hashref->{'language'},'script');
321 $language_subtags_hashref->{'region_description'} = language_get_description($language_subtags_hashref->{region},$language_subtags_hashref->{'language'},'region');
322 $language_subtags_hashref->{'variant_description'} = language_get_description($language_subtags_hashref->{variant},$language_subtags_hashref->{'language'},'variant');
323 $track_language_groups->{$language_subtags_hashref->{'language'}}++;
324 push ( @{ $language_groups->{$language_subtags_hashref->{language}} }, $language_subtags_hashref );
325 }
326 # $key is a language subtag like 'en'
327 while( my ($key, $value) = each %$language_groups) {
328
329 # is this language group enabled? are any of the languages within it enabled?
330 my $enabled;
331 for my $enabled_language (@enabled_languages) {
332 my $regex_enabled_language = regex_lang_subtags($enabled_language);
333 $enabled = 1 if $key eq $regex_enabled_language->{language};
334 }
335 push @languages_loop, {
336 # this is only use if there is one
337 rfc4646_subtag => @$value[0]->{rfc4646_subtag},
338 native_description => language_get_description($key,$key,'language'),
339 language => $key,
340 sublanguages_loop => $value,
341 plural => $track_language_groups->{$key} >1 ? 1 : 0,
342 current => $current_language_regex->{language} eq $key ? 1 : 0,
343 group_enabled => $enabled,
344 };
345 }
346 return \@languages_loop;
347}
348
349sub language_get_description {
350 my ($script,$lang,$type) = @_;
351 my $dbh = C4::Context->dbh;
352 my $desc;
353 my $sth = $dbh->prepare("SELECT description FROM language_descriptions WHERE subtag=? AND lang=? AND type=?");
354 #warn "QUERY: SELECT description FROM language_descriptions WHERE subtag=$script AND lang=$lang AND type=$type";
355 $sth->execute($script,$lang,$type);
356 while (my $descriptions = $sth->fetchrow_hashref) {
357 $desc = $descriptions->{'description'};
358 }
359 unless ($desc) {
360 $sth = $dbh->prepare("SELECT description FROM language_descriptions WHERE subtag=? AND lang=? AND type=?");
361 $sth->execute($script,'en',$type);
362 while (my $descriptions = $sth->fetchrow_hashref) {
363 $desc = $descriptions->{'description'};
364 }
365 }
366 return $desc;
367}
368=head2 regex_lang_subtags
369
370This internal sub takes a string composed according to RFC 4646 as
371an input and returns a reference to a hash containing keys and values
372for ( language, script, region, variant, extension, privateuse )
373
374=cut
375
376sub regex_lang_subtags {
377 my $string = shift;
378
379 # Regex for recognizing RFC 4646 well-formed tags
380 # http://www.rfc-editor.org/rfc/rfc4646.txt
381
382 # regexes based on : http://unicode.org/cldr/data/tools/java/org/unicode/cldr/util/data/langtagRegex.txt
383 # The structure requires no forward references, so it reverses the order.
384 # The uppercase comments are fragments copied from RFC 4646
385 #
386 # Note: the tool requires that any real "=" or "#" or ";" in the regex be escaped.
387
388 my $alpha = qr/[a-zA-Z]/ ; # ALPHA
389 my $digit = qr/[0-9]/ ; # DIGIT
390 my $alphanum = qr/[a-zA-Z0-9]/ ; # ALPHA / DIGIT
391 my $x = qr/[xX]/ ; # private use singleton
392 my $singleton = qr/[a-w y-z A-W Y-Z]/ ; # other singleton
393 my $s = qr/[-]/ ; # separator -- lenient parsers will use [-_]
394
395 # Now do the components. The structure is slightly different to allow for capturing the right components.
396 # The notation (?:....) is a non-capturing version of (...): so the "?:" can be deleted if someone doesn't care about capturing.
397
398 my $extlang = qr{(?: $s $alpha{3} )}x ; # *3("-" 3ALPHA)
399 my $language = qr{(?: $alpha{2,3} | $alpha{4,8} )}x ;
400 #my $language = qr{(?: $alpha{2,3}$extlang{0,3} | $alpha{4,8} )}x ; # (2*3ALPHA [ extlang ]) / 4ALPHA / 5*8ALPHA
401
402 my $script = qr{(?: $alpha{4} )}x ; # 4ALPHA
403
404 my $region = qr{(?: $alpha{2} | $digit{3} )}x ; # 2ALPHA / 3DIGIT
405
406 my $variantSub = qr{(?: $digit$alphanum{3} | $alphanum{5,8} )}x ; # *("-" variant), 5*8alphanum / (DIGIT 3alphanum)
407 my $variant = qr{(?: $variantSub (?: $s$variantSub )* )}x ; # *("-" variant), 5*8alphanum / (DIGIT 3alphanum)
408
409 my $extensionSub = qr{(?: $singleton (?: $s$alphanum{2,8} )+ )}x ; # singleton 1*("-" (2*8alphanum))
410 my $extension = qr{(?: $extensionSub (?: $s$extensionSub )* )}x ; # singleton 1*("-" (2*8alphanum))
411
412 my $privateuse = qr{(?: $x (?: $s$alphanum{1,8} )+ )}x ; # ("x"/"X") 1*("-" (1*8alphanum))
413
414 # Define certain grandfathered codes, since otherwise the regex is pretty useless.
415 # Since these are limited, this is safe even later changes to the registry --
416 # the only oddity is that it might change the type of the tag, and thus
417 # the results from the capturing groups.
418 # http://www.iana.org/assignments/language-subtag-registry
419 # Note that these have to be compared case insensitively, requiring (?i) below.
420
421 my $grandfathered = qr{(?: (?i)
422 en $s GB $s oed
423 | i $s (?: ami | bnn | default | enochian | hak | klingon | lux | mingo | navajo | pwn | tao | tay | tsu )
424 | sgn $s (?: BE $s fr | BE $s nl | CH $s de)
425)}x;
426
427 # For well-formedness, we don't need the ones that would otherwise pass, so they are commented out here
428
429 # | art $s lojban
430 # | cel $s gaulish
431 # | en $s (?: boont | GB $s oed | scouse )
432 # | no $s (?: bok | nyn)
433 # | zh $s (?: cmn | cmn $s Hans | cmn $s Hant | gan | guoyu | hakka | min | min $s nan | wuu | xiang | yue)
434
435 # Here is the final breakdown, with capturing groups for each of these components
436 # The language, variants, extensions, grandfathered, and private-use may have interior '-'
437
438 #my $root = qr{(?: ($language) (?: $s ($script) )? 40% (?: $s ($region) )? 40% (?: $s ($variant) )? 10% (?: $s ($extension) )? 5% (?: $s ($privateuse) )? 5% ) 90% | ($grandfathered) 5% | ($privateuse) 5% };
439
440 $string =~ qr{^ (?:($language)) (?:$s($script))? (?:$s($region))? (?:$s($variant))? (?:$s($extension))? (?:$s($privateuse))? $}xi; # |($grandfathered) | ($privateuse) $}xi;
441 my %subtag = (
442 'rfc4646_subtag' => $string,
443 'language' => $1,
444 'script' => $2,
445 'region' => $3,
446 'variant' => $4,
447 'extension' => $5,
448 'privateuse' => $6,
449 );
450 return \%subtag;
451}
452
453# Script Direction Resources:
454# http://www.w3.org/International/questions/qa-scripts
455sub get_bidi {
456 my ($language_script)= @_;
457 my $dbh = C4::Context->dbh;
458 my $bidi;
459 my $sth = $dbh->prepare('SELECT bidi FROM language_script_bidi WHERE rfc4646_subtag=?');
460 $sth->execute($language_script);
461 while (my $result = $sth->fetchrow_hashref) {
462 $bidi = $result->{'bidi'};
463 }
464 return $bidi;
465};
466
467sub accept_language {
468 # referenced http://search.cpan.org/src/CGILMORE/I18N-AcceptLanguage-1.04/lib/I18N/AcceptLanguage.pm
469 my ($clientPreferences,$supportedLanguages) = @_;
470 my @languages = ();
471 if ($clientPreferences) {
472 # There should be no whitespace anways, but a cleanliness/sanity check
473 $clientPreferences =~ s/\s//g;
474 # Prepare the list of client-acceptable languages
475 foreach my $tag (split(/,/, $clientPreferences)) {
476 my ($language, $quality) = split(/\;/, $tag);
477 $quality =~ s/^q=//i if $quality;
478 $quality = 1 unless $quality;
479 next if $quality <= 0;
480 # We want to force the wildcard to be last
481 $quality = 0 if ($language eq '*');
482 # Pushing lowercase language here saves processing later
483 push(@languages, { quality => $quality,
484 language => $language,
485 lclanguage => lc($language) });
486 }
487 } else {
488 carp "accept_language(x,y) called with no clientPreferences (x).";
489 }
490 # Prepare the list of server-supported languages
491 my %supportedLanguages = ();
492 my %secondaryLanguages = ();
493 foreach my $language (@$supportedLanguages) {
494 # warn "Language supported: " . $language->{language};
495 my $subtag = $language->{rfc4646_subtag};
496 $supportedLanguages{lc($subtag)} = $subtag;
497 if ( $subtag =~ /^([^-]+)-?/ ) {
498 $secondaryLanguages{lc($1)} = $subtag;
499 }
500 }
501
502 # Reverse sort the list, making best quality at the front of the array
503 @languages = sort { $b->{quality} <=> $a->{quality} } @languages;
504 my $secondaryMatch = '';
505 foreach my $tag (@languages) {
506 if (exists($supportedLanguages{$tag->{lclanguage}})) {
507 # Client en-us eq server en-us
508 return $supportedLanguages{$tag->{language}} if exists($supportedLanguages{$tag->{language}});
509 return $supportedLanguages{$tag->{lclanguage}};
510 } elsif (exists($secondaryLanguages{$tag->{lclanguage}})) {
511 # Client en eq server en-us
512 return $secondaryLanguages{$tag->{language}} if exists($secondaryLanguages{$tag->{language}});
513 return $supportedLanguages{$tag->{lclanguage}};
514 } elsif ($tag->{lclanguage} =~ /^([^-]+)-/ && exists($secondaryLanguages{$1}) && $secondaryMatch eq '') {
515 # Client en-gb eq server en-us
516 $secondaryMatch = $secondaryLanguages{$1};
517 } elsif ($tag->{lclanguage} =~ /^([^-]+)-/ && exists($secondaryLanguages{$1}) && $secondaryMatch eq '') {
518 # FIXME: We just checked the exact same conditional!
519 # Client en-us eq server en
520 $secondaryMatch = $supportedLanguages{$1};
521 } elsif ($tag->{lclanguage} eq '*') {
522 # * matches every language not already specified.
523 # It doesn't care which we pick, so let's pick the default,
524 # if available, then the first in the array.
525 #return $acceptor->defaultLanguage() if $acceptor->defaultLanguage();
526 return $supportedLanguages->[0];
527 }
528 }
529 # No primary matches. Secondary? (ie, en-us requested and en supported)
530 return $secondaryMatch if $secondaryMatch;
531 return undef; # else, we got nothing.
532}
53316µs1;
534
535__END__
Report produced by the NYTProf 5.06 Perl profiler, developed by Tim Bunce and Adam Kaplan.