3 #package to deal with marking up output
4 #You will need to edit parts of this pm
5 #set the value of path to be where your html lives
7 # Copyright 2000-2002 Katipo Communications
9 # This file is part of Koha.
11 # Koha is free software; you can redistribute it and/or modify it under the
12 # terms of the GNU General Public License as published by the Free Software
13 # Foundation; either version 2 of the License, or (at your option) any later
16 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
17 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
18 # A PARTICULAR PURPOSE. See the GNU General Public License for more details.
20 # You should have received a copy of the GNU General Public License along with
21 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
22 # Suite 330, Boston, MA 02111-1307 USA
25 # NOTE: I'm pretty sure this module is deprecated in favor of
32 use C4::Languages qw(getTranslatedLanguages get_bidi regex_lang_subtags language_get_description accept_language );
34 use HTML::Template::Pro;
35 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
38 # set the version for version checking
42 @EXPORT_OK = qw(&is_ajax ajax_fail); # More stuff should go here instead
43 %EXPORT_TAGS = ( all =>[qw(&themelanguage &gettemplate setlanguagecookie pagination_bar
44 &output_with_http_headers &output_html_with_http_headers)],
45 ajax =>[qw(&output_with_http_headers is_ajax)],
46 html =>[qw(&output_with_http_headers &output_html_with_http_headers)]
49 &themelanguage &gettemplate setlanguagecookie pagination_bar
52 &output_html_with_http_headers &output_with_http_headers
58 C4::Output - Functions for managing templates
66 #FIXME: this is a quick fix to stop rc1 installing broken
67 #Still trying to figure out the correct fix.
68 my $path = C4::Context->config('intrahtdocs') . "/prog/en/includes/";
70 #---------------------------------------------------------------------------------------------------------
73 sub _get_template_file {
74 my ( $tmplbase, $interface, $query ) = @_;
75 my $htdocs = C4::Context->config( $interface ne 'intranet' ? 'opachtdocs' : 'intrahtdocs' );
76 my ( $theme, $lang ) = themelanguage( $htdocs, $tmplbase, $interface, $query );
78 # if the template doesn't exist, load the English one as a last resort
79 my $filename = "$htdocs/$theme/$lang/modules/$tmplbase";
80 unless (-f $filename) {
82 $filename = "$htdocs/$theme/$lang/modules/$tmplbase";
85 return ( $htdocs, $theme, $lang, $filename );
89 my ( $tmplbase, $interface, $query ) = @_;
90 ($query) or warn "no query in gettemplate";
91 my $path = C4::Context->preference('intranet_includes') || 'includes';
92 my $opacstylesheet = C4::Context->preference('opacstylesheet');
93 my ( $htdocs, $theme, $lang, $filename ) = _get_template_file( $tmplbase, $interface, $query );
95 my $template = HTML::Template::Pro->new(
96 filename => $filename,
97 die_on_bad_params => 1,
100 loop_context_vars => 1, # enable: __first__, __last__, __inner__, __odd__, __counter__
101 path => ["$htdocs/$theme/$lang/$path"]
103 my $themelang=( $interface ne 'intranet' ? '/opac-tmpl' : '/intranet-tmpl' )
106 themelang => $themelang,
107 yuipath => (C4::Context->preference("yuipath") eq "local"?"$themelang/lib/yui":C4::Context->preference("yuipath")),
108 interface => ( $interface ne 'intranet' ? '/opac-tmpl' : '/intranet-tmpl' ),
114 my $current_lang = regex_lang_subtags($lang);
116 $bidi = get_bidi($current_lang->{script}) if $current_lang->{script};
118 my $languages_loop = getTranslatedLanguages($interface,$theme,$lang);
119 my $num_languages_enabled = 0;
120 foreach my $lang (@$languages_loop) {
121 foreach my $sublang (@{ $lang->{'sublanguages_loop'} }) {
122 $num_languages_enabled++ if $sublang->{enabled};
126 languages_loop => $languages_loop,
128 one_language_enabled => ($num_languages_enabled <= 1) ? 1 : 0, # deal with zero enabled langs as well
129 ) unless @$languages_loop<2;
134 #---------------------------------------------------------------------------------------------------------
137 my ( $htdocs, $tmpl, $interface, $query ) = @_;
138 ($query) or warn "no query in themelanguage";
140 # Set some defaults for language and theme
141 # First, check the user's preferences
143 my $http_accept_language = $ENV{ HTTP_ACCEPT_LANGUAGE };
144 $lang = accept_language( $http_accept_language,
145 getTranslatedLanguages($interface,'prog') )
146 if $http_accept_language;
147 # But, if there's a cookie set, obey it
148 $lang = $query->cookie('KohaOpacLanguage') if $query->cookie('KohaOpacLanguage');
149 # Fall back to English
151 if ($interface eq 'intranet') {
152 @languages = split ",", C4::Context->preference("language");
154 @languages = split ",", C4::Context->preference("opaclanguages");
157 @languages=($lang,@languages);
159 $lang = $languages[0];
161 my $theme = 'prog'; # in the event of theme failure default to 'prog' -fbcit
162 my $dbh = C4::Context->dbh;
164 if ( $interface eq "intranet" ) {
165 @themes = split " ", C4::Context->preference("template");
168 # we are in the opac here, what im trying to do is let the individual user
169 # set the theme they want to use.
170 # and perhaps the them as well.
171 #my $lang = $query->cookie('KohaOpacLanguage');
172 @themes = split " ", C4::Context->preference("opacthemes");
175 # searches through the themes and languages. First template it find it returns.
176 # Priority is for getting the theme right.
178 foreach my $th (@themes) {
179 foreach my $la (@languages) {
180 #for ( my $pass = 1 ; $pass <= 2 ; $pass += 1 ) {
181 # warn "$htdocs/$th/$la/modules/$interface-"."tmpl";
182 #$la =~ s/([-_])/ $1 eq '-'? '_': '-' /eg if $pass == 2;
183 if ( -e "$htdocs/$th/$la/modules/$tmpl") {
184 #".($interface eq 'intranet'?"modules":"")."/$tmpl" ) {
189 last unless $la =~ /[-_]/;
193 return ( $theme, $lang );
196 sub setlanguagecookie {
197 my ( $query, $language, $uri ) = @_;
198 my $cookie = $query->cookie(
199 -name => 'KohaOpacLanguage',
203 print $query->redirect(
211 pagination_bar($base_url, $nb_pages, $current_page, $startfrom_name)
213 Build an HTML pagination bar based on the number of page to display, the
214 current page and the url to give to each page link.
216 C<$base_url> is the URL for each page link. The
217 C<$startfrom_name>=page_number is added at the end of the each URL.
219 C<$nb_pages> is the total number of pages available.
221 C<$current_page> is the current page number. This page number won't become a
224 This function returns HTML, without any language dependency.
229 my $base_url = (@_ ? shift : $ENV{SCRIPT_NAME} . $ENV{QUERY_STRING}) or return undef;
230 my $nb_pages = (@_) ? shift : 1;
231 my $current_page = (@_) ? shift : undef; # delay default until later
232 my $startfrom_name = (@_) ? shift : 'page';
234 # how many pages to show before and after the current page?
235 my $pages_around = 2;
237 my $delim = qr/\&(?:amp;)?|;/; # "non memory" cluster: no backreference
238 $base_url =~ s/$delim*\b$startfrom_name=(\d+)//g; # remove previous pagination var
239 unless (defined $current_page and $current_page > 0 and $current_page <= $nb_pages) {
240 $current_page = ($1) ? $1 : 1; # pull current page from param in URL, else default to 1
241 # $debug and # FIXME: use C4::Debug;
242 # warn "with QUERY_STRING:" .$ENV{QUERY_STRING}. "\ncurrent_page:$current_page\n1:$1 2:$2 3:$3";
244 $base_url =~ s/($delim)+/$1/g; # compress duplicate delims
245 $base_url =~ s/$delim;//g; # remove empties
246 $base_url =~ s/$delim$//; # remove trailing delim
248 my $url = $base_url . (($base_url =~ m/$delim/ or $base_url =~ m/\?/) ? '&' : '?' ) . $startfrom_name . '=';
249 my $pagination_bar = '';
251 # navigation bar useful only if more than one page to display !
252 if ( $nb_pages > 1 ) {
254 # link to first page?
255 if ( $current_page > 1 ) {
261 . '<<' . '</a>';
265 "\n" . ' <span class="inactive"><<</span>';
268 # link on previous page ?
269 if ( $current_page > 1 ) {
270 my $previous = $current_page - 1;
277 . '" rel="prev">' . '<' . '</a>';
281 "\n" . ' <span class="inactive"><</span>';
284 my $min_to_display = $current_page - $pages_around;
285 my $max_to_display = $current_page + $pages_around;
286 my $last_displayed_page = undef;
288 for my $page_number ( 1 .. $nb_pages ) {
291 or $page_number == $nb_pages
292 or ( $page_number >= $min_to_display
293 and $page_number <= $max_to_display )
296 if ( defined $last_displayed_page
297 and $last_displayed_page != $page_number - 1 )
300 "\n" . ' <span class="inactive">...</span>';
303 if ( $page_number == $current_page ) {
306 . '<span class="currentPage">'
315 . $page_number . '">'
316 . $page_number . '</a>';
318 $last_displayed_page = $page_number;
323 if ( $current_page < $nb_pages ) {
324 my $next = $current_page + 1;
326 $pagination_bar .= "\n"
330 . '" rel="next">' . '>' . '</a>';
334 "\n" . ' <span class="inactive">></span>';
338 if ( $current_page != $nb_pages ) {
339 $pagination_bar .= "\n"
344 . '>>' . '</a>';
348 "\n" . ' <span class="inactive">>></span>';
352 return $pagination_bar;
355 =item output_with_http_headers
357 &output_with_http_headers($query, $cookie, $data, $content_type[, $status])
359 Outputs $data with the appropriate HTTP headers,
360 the authentication cookie $cookie and a Content-Type specified in
363 If applicable, $cookie can be undef, and it will not be sent.
365 $content_type is one of the following: 'html', 'js', 'json', 'xml', 'rss', or 'atom'.
367 $status is an HTTP status message, like '403 Authentication Required'. It defaults to '200 OK'.
371 sub output_with_http_headers($$$$;$) {
372 my ( $query, $cookie, $data, $content_type, $status ) = @_;
373 $status ||= '200 OK';
375 my %content_type_map = (
376 'html' => 'text/html',
377 'js' => 'text/javascript',
378 'json' => 'application/json',
380 # NOTE: not using application/atom+xml or application/rss+xml because of
381 # Internet Explorer 6; see bug 2078.
386 die "Unknown content type '$content_type'" if ( !defined( $content_type_map{$content_type} ) );
388 type => $content_type_map{$content_type},
391 Pragma => 'no-cache',
392 'Cache-Control' => 'no-cache',
394 $options->{cookie} = $cookie if $cookie;
395 if ($content_type eq 'html') { # guaranteed to be one of the content_type_map keys, else we'd have died
396 $options->{'Content-Style-Type' } = 'text/css';
397 $options->{'Content-Script-Type'} = 'text/javascript';
399 print $query->header($options), $data;
402 sub output_html_with_http_headers ($$$) {
403 my ( $query, $cookie, $data ) = @_;
404 output_with_http_headers( $query, $cookie, $data, 'html' );
408 my $x_req = $ENV{HTTP_X_REQUESTED_WITH};
409 return ( $x_req and $x_req =~ /XMLHttpRequest/i ) ? 1 : 0;
412 END { } # module clean-up code here (global destructor)
421 Koha Developement team <info@koha.org>