use strict;
use warnings;
use Carp;
-use CGI;
-use List::MoreUtils qw/any/;
+use CGI qw ( -utf8 );
+use List::MoreUtils qw/ any uniq /;
# Copyright 2009 Chris Cormack and The Koha Dev Team
#
# This file is part of Koha.
#
-# Koha is free software; you can redistribute it and/or modify it under the
-# terms of the GNU General Public License as published by the Free Software
-# Foundation; either version 2 of the License, or (at your option) any later
-# version.
+# Koha is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
#
-# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
-# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+# Koha is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
#
-# You should have received a copy of the GNU General Public License along with
-# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
-# Suite 330, Boston, MA 02111-1307 USA
+# You should have received a copy of the GNU General Public License
+# along with Koha; if not, see <http://www.gnu.org/licenses>.
=head1 NAME
- Koha::Templates - Object for manipulating templates for use with Koha
+C4::Templates - Object for manipulating templates for use with Koha
=cut
use C4::Context;
-__PACKAGE__->mk_accessors(qw( theme lang filename htdocs interface vars));
+use Koha::Cache::Memory::Lite;
+use Koha::Exceptions;
+
+__PACKAGE__->mk_accessors(qw( theme activethemes preferredtheme lang filename htdocs interface vars));
else {
$htdocs = C4::Context->config('intrahtdocs');
}
- my ($theme, $lang)= themelanguage( $htdocs, $tmplbase, $interface, $query);
+ my ($theme, $lang, $activethemes)= themelanguage( $htdocs, $tmplbase, $interface, $query);
+ my @includes;
+ foreach (@$activethemes) {
+ push @includes, "$htdocs/$_/$lang/includes";
+ push @includes, "$htdocs/$_/en/includes" unless $lang eq 'en';
+ }
+ # Do not use template cache if script is called from commandline
+ my $use_template_cache = C4::Context->config('template_cache_dir') && defined $ENV{GATEWAY_INTERFACE};
my $template = Template->new(
{ EVAL_PERL => 1,
ABSOLUTE => 1,
PLUGIN_BASE => 'Koha::Template::Plugin',
- COMPILE_EXT => C4::Context->config('template_cache_dir')?'.ttc':'',
- COMPILE_DIR => C4::Context->config('template_cache_dir')?C4::Context->config('template_cache_dir'):'',,
- INCLUDE_PATH => [
- "$htdocs/$theme/$lang/includes",
- "$htdocs/$theme/en/includes"
- ],
+ COMPILE_EXT => $use_template_cache ? '.ttc' : '',
+ COMPILE_DIR => $use_template_cache ? C4::Context->config('template_cache_dir') : '',
+ INCLUDE_PATH => \@includes,
FILTERS => {},
+ ENCODING => 'UTF-8',
}
) or die Template->error();
my $self = {
bless $self, $class;
$self->theme($theme);
$self->lang($lang);
+ $self->activethemes($activethemes);
+ $self->preferredtheme($activethemes->[0]);
$self->filename($filename);
$self->htdocs($htdocs);
$self->interface($interface);
$vars->{themelang} = '/opac-tmpl';
}
$vars->{lang} = $self->lang;
- $vars->{themelang} .= '/' . $self->theme . '/' . $self->lang;
- $vars->{yuipath} =
- ( C4::Context->preference("yuipath") eq "local"
- ? $vars->{themelang} . "/lib/yui"
- : C4::Context->preference("yuipath") );
+ $vars->{themelang} .= '/' . $self->preferredtheme . '/' . $self->lang;
$vars->{interface} =
( $self->{interface} ne 'intranet' ? '/opac-tmpl' : '/intranet-tmpl' );
$vars->{theme} = $self->theme;
- $vars->{opaccolorstylesheet} =
- C4::Context->preference('opaccolorstylesheet');
- $vars->{opacsmallimage} = C4::Context->preference('opacsmallimage');
- $vars->{opacstylesheet} = C4::Context->preference('opacstylesheet');
+ $vars->{OpacAdditionalStylesheet} =
+ C4::Context->preference('OpacAdditionalStylesheet');
+ $vars->{opaclayoutstylesheet} =
+ C4::Context->preference('opaclayoutstylesheet');
# add variables set via param to $vars for processing
- # and clean any utf8 mess
- for my $k ( keys %{ $self->{VARS} } ) {
- $vars->{$k} = $self->{VARS}->{$k};
- if (ref($vars->{$k}) eq 'ARRAY'){
- utf8_arrayref($vars->{$k});
- }
- elsif (ref($vars->{$k}) eq 'HASH'){
- utf8_hashref($vars->{$k});
- }
- else {
- utf8::encode($vars->{$k}) if utf8::is_utf8($vars->{$k});
- }
- }
+ $vars = { %$vars, %{ $self->{VARS} } };
+
my $data;
-# binmode( STDOUT, ":utf8" );
+ binmode( STDOUT, ":utf8" );
$template->process( $self->filename, $vars, \$data )
|| die "Template process failed: ", $template->error();
return $data;
}
-sub utf8_arrayref {
- my $arrayref = shift;
- foreach my $element (@$arrayref){
- if (ref($element) eq 'ARRAY'){
- utf8_arrayref($element);
- next;
- }
- if (ref($element) eq 'HASH'){
- utf8_hashref($element);
- next;
- }
- utf8::encode($element) if utf8::is_utf8($element);
- }
-}
-
-sub utf8_hashref {
- my $hashref = shift;
- for my $key (keys %{$hashref}){
- if (ref($hashref->{$key}) eq 'ARRAY'){
- utf8_arrayref($hashref->{$key});
- next;
- }
- if (ref($hashref->{$key}) eq 'HASH'){
- utf8_hashref($hashref->{$key});
- next;
- }
- utf8::encode($hashref->{$key}) if utf8::is_utf8($hashref->{$key});
- }
-}
-
-
-# FIXME - this is a horrible hack to cache
-# the current known-good language, temporarily
-# put in place to resolve bug 4403. It is
-# used only by C4::XSLT::XSLTParse4Display;
-# the language is set via the usual call
-# to themelanguage.
-my $_current_language = 'en';
-
-sub _current_language {
- return $_current_language;
-}
-
-
# wrapper method to allow easier transition from HTML template pro to Template Toolkit
sub param {
my $self = shift;
my $is_intranet = $interface eq 'intranet';
my $htdocs = C4::Context->config($is_intranet ? 'intrahtdocs' : 'opachtdocs');
- my ($theme, $lang) = themelanguage($htdocs, $tmplbase, $interface, $query);
- my $opacstylesheet = C4::Context->preference('opacstylesheet');
-
- # if the template doesn't exist, load the English one as a last resort
- my $filename = "$htdocs/$theme/$lang/modules/$tmplbase";
- unless (-f $filename) {
- $lang = 'en';
- $filename = "$htdocs/$theme/$lang/modules/$tmplbase";
- }
- return ($htdocs, $theme, $lang, $filename);
+ my ($theme, $lang, $availablethemes) = themelanguage($htdocs, $tmplbase, $interface, $query);
+ $lang //= 'en';
+ $theme //= '';
+ $tmplbase = "$htdocs/$theme/$lang/modules/$tmplbase" if $tmplbase !~ /^\//;
+ # do not prefix an absolute path
+
+ return ( $htdocs, $theme, $lang, $tmplbase );
}
+=head2 badtemplatecheck
+
+ badtemplatecheck( $template_path );
+
+ The sub will throw an exception if the template path is not allowed.
+
+ Note: At this moment the sub is actually a helper routine for
+ sub gettemplate.
+
+=cut
+
+sub badtemplatecheck {
+ my ( $template ) = @_;
+ if( !$template || $template !~ m/^[a-zA-Z0-9_\-\/]+\.(tt|pref)$/ ) {
+ # This also includes two dots
+ Koha::Exceptions::NoPermission->throw( 'bad template path' );
+ } else {
+ # Check allowed dirs
+ my $dirs = C4::Context->config("pluginsdir");
+ $dirs = [ $dirs ] if !ref($dirs);
+ unshift @$dirs, C4::Context->config('opachtdocs'), C4::Context->config('intrahtdocs');
+ my $found = 0;
+ foreach my $dir ( @$dirs ) {
+ $dir .= '/' if $dir !~ m/\/$/;
+ $found++ if $template =~ m/^$dir/;
+ last if $found;
+ }
+ Koha::Exceptions::NoPermission->throw( 'bad template path' ) if !$found;
+ }
+}
sub gettemplate {
my ( $tmplbase, $interface, $query ) = @_;
($query) or warn "no query in gettemplate";
- my $path = C4::Context->preference('intranet_includes') || 'includes';
- my $opacstylesheet = C4::Context->preference('opacstylesheet');
- $tmplbase =~ s/\.tmpl$/.tt/;
my ($htdocs, $theme, $lang, $filename)
= _get_template_file($tmplbase, $interface, $query);
+ badtemplatecheck( $filename ); # single trip for bad templates
my $template = C4::Templates->new($interface, $filename, $tmplbase, $query);
- my $is_intranet = $interface eq 'intranet';
- my $themelang =
- ($is_intranet ? '/intranet-tmpl' : '/opac-tmpl') .
- "/$theme/$lang";
- $template->param(
- themelang => $themelang,
- yuipath => C4::Context->preference("yuipath") eq "local"
- ? "$themelang/lib/yui"
- : C4::Context->preference("yuipath"),
- interface => $is_intranet ? '/intranet-tmpl' : '/opac-tmpl',
- theme => $theme,
- lang => $lang
- );
- # Bidirectionality
+# NOTE: Commenting these out rather than deleting them so that those who need
+# to know how we previously shimmed these directories will be able to understand.
+# my $is_intranet = $interface eq 'intranet';
+# my $themelang =
+# ($is_intranet ? '/intranet-tmpl' : '/opac-tmpl') .
+# "/$theme/$lang";
+# $template->param(
+# themelang => $themelang,
+# interface => $is_intranet ? '/intranet-tmpl' : '/opac-tmpl',
+# theme => $theme,
+# lang => $lang
+# );
+
+ # Bidirectionality, must be sent even if is the only language
my $current_lang = regex_lang_subtags($lang);
my $bidi;
$bidi = get_bidi($current_lang->{script}) if $current_lang->{script};
+ $template->param(
+ bidi => $bidi,
+ );
# Languages
my $languages_loop = getTranslatedLanguages($interface,$theme,$lang);
my $num_languages_enabled = 0;
$num_languages_enabled++ if $sublang->{enabled};
}
}
+ my $one_language_enabled = ($num_languages_enabled <= 1) ? 1 : 0; # deal with zero enabled langs as well
$template->param(
languages_loop => $languages_loop,
- bidi => $bidi,
- one_language_enabled => ($num_languages_enabled <= 1) ? 1 : 0, # deal with zero enabled langs as well
- ) unless @$languages_loop<2;
+ one_language_enabled => $one_language_enabled,
+ ) unless $one_language_enabled;
return $template;
}
-#---------------------------------------------------------------------------------------------------------
-# FIXME - POD
+=head2 themelanguage
+
+ my ($theme,$lang,\@themes) = themelanguage($htdocs,$tmpl,$interface,query);
+
+This function returns the theme and language to be used for rendering the UI.
+It also returns the list of themes that should be applied as a fallback. This is
+used for the theme overlay feature (i.e. if a file doesn't exist on the requested
+theme, fallback to the configured fallback).
+
+Important: this function is used on the webinstaller too, so always consider
+the use case where the DB is not populated already when rewriting/fixing.
+
+=cut
+
sub themelanguage {
my ($htdocs, $tmpl, $interface, $query) = @_;
($query) or warn "no query in themelanguage";
# Select a language based on cookie, syspref available languages & browser
- my $lang = getlanguage($query, $interface);
-
- # Select theme
- my $is_intranet = $interface eq 'intranet';
- my @themes = split(" ", C4::Context->preference(
- $is_intranet ? "template" : "opacthemes" ));
- push @themes, 'prog';
-
- # Try to find first theme for the selected language
+ my $lang = C4::Languages::getlanguage($query);
+
+ # Get theme
+ my @themes;
+ my $theme_syspref = ($interface eq 'intranet') ? 'template' : 'opacthemes';
+ my $fallback_syspref = ($interface eq 'intranet') ? 'template' : 'OPACFallback';
+ # Yeah, hardcoded, last resort if the DB is not populated
+ my $hardcoded_theme = ($interface eq 'intranet') ? 'prog' : 'bootstrap';
+
+ # Configured theme is the first one
+ push @themes, C4::Context->preference( $theme_syspref )
+ if C4::Context->preference( $theme_syspref );
+ # Configured fallback next
+ push @themes, C4::Context->preference( $fallback_syspref )
+ if C4::Context->preference( $fallback_syspref );
+ # The hardcoded fallback theme is the last one
+ push @themes, $hardcoded_theme;
+
+ # Try to find first theme for the selected theme/lang, then for fallback/lang
+ my $where = $tmpl =~ /xsl$/ ? 'xslt' : 'modules';
+ for my $theme (@themes) {
+ if ( -e "$htdocs/$theme/$lang/$where/$tmpl" ) {
+ return ( $theme, $lang, [ uniq(@themes) ] );
+ }
+ }
+ # Otherwise return theme/'en', last resort fallback/'en'
for my $theme (@themes) {
- if ( -e "$htdocs/$theme/$lang/modules/$tmpl" ) {
- $_current_language = $lang;
- return ($theme, $lang)
+ if ( -e "$htdocs/$theme/en/$where/$tmpl" ) {
+ return ( $theme, 'en', [ uniq(@themes) ] );
}
}
- # Otherwise, return prog theme in English 'en'
- return ('prog', 'en');
+ # tmpl is a full path, so this is a template for a plugin
+ if ( $tmpl =~ /^\// && -e $tmpl ) {
+ return ( $themes[0], $lang, [ uniq(@themes) ] );
+ }
}
sub setlanguagecookie {
my ( $query, $language, $uri ) = @_;
- my $cookie = $query->cookie(
- -name => 'KohaOpacLanguage',
- -value => $language,
- -expires => ''
- );
+
+ my $cookie = getlanguagecookie( $query, $language );
+
+ # We do not want to set getlanguage in cache, some additional checks are
+ # done in C4::Languages::getlanguage
+ Koha::Cache::Memory::Lite->get_instance()->clear_from_cache( 'getlanguage' );
+
print $query->redirect(
-uri => $uri,
-cookie => $cookie
);
}
+=head2 getlanguagecookie
-sub getlanguage {
- my ($query, $interface) = @_;
+ my $cookie = getlanguagecookie($query,$language);
- # Select a language based on cookie, syspref available languages & browser
- my $preference_to_check =
- $interface eq 'intranet' ? 'language' : 'opaclanguages';
- my @languages = split /,/, C4::Context->preference($preference_to_check);
+Returns a cookie object containing the calculated language to be used.
- my $lang;
+=cut
- # cookie
- if ( $query->cookie('KohaOpacLanguage') ) {
- $lang = $query->cookie('KohaOpacLanguage');
- $lang =~ s/[^a-zA-Z_-]*//; # sanitize cookie
- }
+sub getlanguagecookie {
+ my ( $query, $language ) = @_;
+ my $cookie = $query->cookie(
+ -name => 'KohaOpacLanguage',
+ -value => $language,
+ -HttpOnly => 1,
+ -expires => '+3y'
+ );
- # HTTP_ACCEPT_LANGUAGE
- if ( !$lang && $ENV{HTTP_ACCEPT_LANGUAGE} ) {
- $lang = accept_language( $ENV{HTTP_ACCEPT_LANGUAGE},
- getTranslatedLanguages( $interface, 'prog' ) );
- }
+ return $cookie;
+}
+
+=head2 GetColumnDefs
+
+ my $columns = GetColumnDefs( $cgi )
- # Ignore a lang not selected in sysprefs
- if ( $lang && any { $_ eq $lang } @languages ) {
- return $lang;
+It is passed a CGI object and returns a hash of hashes containing
+the column names and descriptions for each table defined in the
+columns.def file corresponding to the CGI object.
+
+=cut
+
+sub GetColumnDefs {
+
+ my $query = shift;
+
+ my $columns = {};
+
+ my $htdocs = C4::Context->config('intrahtdocs');
+ my $columns_file = 'columns.def';
+
+ # Get theme and language to build the path to columns.def
+ my ($theme, $lang, $availablethemes) =
+ themelanguage($htdocs, 'about.tt', 'intranet', $query);
+ # Build columns.def path
+ my $path = "$htdocs/$theme/$lang/$columns_file";
+ my $fh;
+ if ( ! open ( $fh, q{<:encoding(utf-8)}, $path ) ) {
+ carp "Error opening $path. Check your templates.";
+ return;
+ }
+ # Loop through the columns.def file
+ while ( my $input = <$fh> ){
+ chomp $input;
+ if ( $input =~ m|<field name="(.*)">(.*)</field>| ) {
+ my ( $table, $column ) = split( '\.', $1);
+ my $description = $2;
+ # Initialize the table array if needed.
+ @{$columns->{ $table }} = () if ! defined $columns->{ $table };
+ # Push field and description
+ push @{$columns->{ $table }},
+ { field => $column, description => $description };
+ }
}
+ close $fh;
- # Fall back to English if necessary
- return 'en';
+ return $columns;
}
1;
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