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Bogo / 2.5
Bogo v2.5
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bogo / includes / link-template.php

link-template.php in Bogo 2.5, at includes/link-template.php

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1 <?php
2
3 add_filter( 'post_link', 'bogo_post_link', 10, 3 );
4
5 function bogo_post_link( $permalink, $post, $leavename ) {
6 if ( ! bogo_is_localizable_post_type( $post->post_type ) )
7 return $permalink;
8
9 $locale = bogo_get_post_locale( $post->ID );
10 $sample = ( isset( $post->filter ) && 'sample' == $post->filter );
11 $permalink_structure = get_option( 'permalink_structure' );
12
13 $using_permalinks = $permalink_structure &&
14 ( $sample || ! in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft' ) ) );
15
16 $permalink = bogo_get_url_with_lang( $permalink, $locale,
17 array( 'using_permalinks' => $using_permalinks ) );
18
19 return $permalink;
20 }
21
22 add_filter( 'page_link', 'bogo_page_link', 10, 3 );
23
24 function bogo_page_link( $permalink, $id, $sample ) {
25 if ( ! bogo_is_localizable_post_type( 'page' ) )
26 return $permalink;
27
28 $locale = bogo_get_post_locale( $id );
29 $post = get_post( $id );
30
31 if ( 'page' == get_option( 'show_on_front' ) ) {
32 $front_page_id = get_option( 'page_on_front' );
33
34 if ( $id == $front_page_id )
35 return $permalink;
36
37 $translations = bogo_get_post_translations( $front_page_id );
38
39 if ( ! empty( $translations[$locale] ) ) {
40 if ( $translations[$locale]->ID == $id ) {
41 $home = set_url_scheme( get_option( 'home' ) );
42 $home = trailingslashit( $home );
43 return bogo_url( $home, $locale );
44 }
45 }
46 }
47
48 $permalink_structure = get_option( 'permalink_structure' );
49
50 $using_permalinks = $permalink_structure &&
51 ( $sample || ! in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft' ) ) );
52
53 $permalink = bogo_get_url_with_lang( $permalink, $locale,
54 array( 'using_permalinks' => $using_permalinks ) );
55
56 return $permalink;
57 }
58
59 add_filter( 'post_type_link', 'bogo_post_type_link', 10, 4 );
60
61 function bogo_post_type_link( $permalink, $post, $leavename, $sample ) {
62 if ( ! bogo_is_localizable_post_type( $post->post_type ) )
63 return $permalink;
64
65 $locale = bogo_get_post_locale( $post->ID );
66 $permalink_structure = get_option( 'permalink_structure' );
67
68 $using_permalinks = $permalink_structure &&
69 ( $sample || ! in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft' ) ) );
70
71 $permalink = bogo_get_url_with_lang( $permalink, $locale,
72 array( 'using_permalinks' => $using_permalinks ) );
73
74 return $permalink;
75 }
76
77 add_filter( 'year_link', 'bogo_year_link', 10, 2 );
78
79 function bogo_year_link( $link, $year ) {
80 return bogo_url( $link );
81 }
82
83 add_filter( 'month_link', 'bogo_month_link', 10, 3 );
84
85 function bogo_month_link( $link, $year, $month ) {
86 return bogo_url( $link );
87 }
88
89 add_filter( 'day_link', 'bogo_day_link', 10, 4 );
90
91 function bogo_day_link( $link, $year, $month, $day ) {
92 return bogo_url( $link );
93 }
94
95 add_filter( 'feed_link', 'bogo_feed_link', 10, 2 );
96
97 function bogo_feed_link( $link, $feed ) {
98 return bogo_url( $link );
99 }
100
101 add_filter( 'author_feed_link', 'bogo_author_feed_link', 10, 2 );
102
103 function bogo_author_feed_link( $link, $feed ) {
104 return bogo_url( $link );
105 }
106
107 add_filter( 'category_feed_link', 'bogo_category_feed_link', 10, 2 );
108
109 function bogo_category_feed_link( $link, $feed ) {
110 return bogo_url( $link );
111 }
112
113 add_filter( 'taxonomy_feed_link', 'bogo_taxonomy_feed_link', 10, 3 );
114
115 function bogo_taxonomy_feed_link( $link, $feed, $taxonomy ) {
116 return bogo_url( $link );
117 }
118
119 add_filter( 'post_type_archive_link', 'bogo_post_type_archive_link', 10, 2 );
120
121 function bogo_post_type_archive_link( $link, $post_type ) {
122 return bogo_url( $link );
123 }
124
125 add_filter( 'post_type_archive_feed_link', 'bogo_post_type_archive_feed_link', 10, 2 );
126
127 function bogo_post_type_archive_feed_link( $link, $feed ) {
128 return bogo_url( $link );
129 }
130
131 add_filter( 'term_link', 'bogo_term_link', 10, 3 );
132
133 function bogo_term_link( $link, $term, $taxonomy ) {
134 return bogo_url( $link );
135 }
136
137 add_filter( 'home_url', 'bogo_home_url' );
138
139 function bogo_home_url( $url ) {
140 if ( is_admin() || ! did_action( 'template_redirect' ) )
141 return $url;
142
143 return bogo_url( $url );
144 }
145
146 add_action( 'wp_head', 'bogo_m17n_headers' );
147
148 function bogo_m17n_headers() {
149 $languages = array();
150
151 if ( is_singular() ) {
152 $post_id = get_queried_object_id();
153
154 if ( $post_id && $translations = bogo_get_post_translations( $post_id ) ) {
155 $locale = get_locale();
156 $translations[$locale] = get_post( $post_id );
157
158 foreach ( $translations as $lang => $translation ) {
159 $languages[] = array(
160 'hreflang' => bogo_language_tag( $lang ),
161 'href' => get_permalink( $translation ) );
162 }
163 }
164 } else {
165 $available_locales = bogo_available_locales();
166
167 if ( 1 < count( $available_locales ) ) {
168 foreach ( $available_locales as $locale ) {
169 $languages[] = array(
170 'hreflang' => bogo_language_tag( $locale ),
171 'href' => bogo_url( null, $locale ) );
172 }
173 }
174 }
175
176 $languages = apply_filters( 'bogo_rel_alternate_hreflang', $languages );
177
178 foreach ( (array) $languages as $language ) {
179 $hreflang = isset( $language['hreflang'] ) ? $language['hreflang'] : '';
180 $href = isset( $language['href'] ) ? $language['href'] : '';
181
182 if ( $hreflang && $href ) {
183 $link = sprintf( '<link rel="alternate" hreflang="%1$s" href="%2$s" />',
184 esc_attr( $hreflang ), esc_url( $href ) );
185
186 echo $link . "\n";
187 }
188 }
189 }
190
191 function bogo_language_switcher( $args = '' ) {
192 $args = wp_parse_args( $args, array(
193 'echo' => false ) );
194
195 $links = bogo_language_switcher_links( $args );
196 $total = count( $links );
197 $count = 0;
198
199 $output = '';
200
201 foreach ( $links as $link ) {
202 $count += 1;
203 $class = array();
204 $class[] = bogo_language_tag( $link['locale'] );
205 $class[] = bogo_lang_slug( $link['locale'] );
206
207 if ( get_locale() == $link['locale'] ) {
208 $class[] = 'current';
209 }
210
211 if ( 1 == $count ) {
212 $class[] = 'first';
213 }
214
215 if ( $total == $count ) {
216 $class[] = 'last';
217 }
218
219 $class = implode( ' ', array_unique( $class ) );
220
221 $label = $link['native_name'] ? $link['native_name'] : $link['title'];
222 $title = $link['title'];
223
224 if ( empty( $link['href'] ) ) {
225 $li = esc_html( $label );
226 } else {
227 $li = sprintf(
228 '<a rel="alternate" hreflang="%1$s" href="%2$s" title="%3$s">%4$s</a>',
229 $link['lang'],
230 esc_url( $link['href'] ),
231 esc_attr( $title ),
232 esc_html( $label ) );
233 }
234
235 $li = sprintf( '<li class="%1$s">%2$s</li>', $class, $li );
236
237 $output .= $li . "\n";
238 }
239
240 $output = '<ul class="bogo-language-switcher">' . $output . '</ul>' . "\n";
241
242 $output = apply_filters( 'bogo_language_switcher', $output, $args );
243
244 if ( $args['echo'] ) {
245 echo $output;
246 } else {
247 return $output;
248 }
249 }
250
251 function bogo_language_switcher_links( $args = '' ) {
252 global $wp_query;
253
254 $args = wp_parse_args( $args, array() );
255
256 $locale = get_locale();
257 $available_languages = bogo_available_languages();
258
259 $translations = array();
260 $is_singular = false;
261
262 if ( is_singular() || ! empty( $wp_query->is_posts_page ) ) {
263 $translations = bogo_get_post_translations( get_queried_object_id() );
264 $is_singular = true;
265 }
266
267 $links = array();
268
269 foreach ( $available_languages as $code => $name ) {
270 $link = array(
271 'locale' => $code,
272 'lang' => bogo_language_tag( $code ),
273 'title' => $name,
274 'native_name' => bogo_get_language_native_name( $code ),
275 'href' => '' );
276
277 if ( $is_singular ) {
278 if ( $locale != $code && ! empty( $translations[$code] ) ) {
279 $link['href'] = get_permalink( $translations[$code] );
280 }
281 } else {
282 if ( $locale != $code ) {
283 $link['href'] = bogo_url( null, $code );
284 }
285 }
286
287 $links[] = $link;
288 }
289
290 return apply_filters( 'bogo_language_switcher_links', $links, $args );
291 }
292
293 add_filter( 'get_previous_post_join', 'bogo_adjacent_post_join', 10, 3 );
294 add_filter( 'get_next_post_join', 'bogo_adjacent_post_join', 10, 3 );
295
296 function bogo_adjacent_post_join( $join, $in_same_term, $excluded_terms ) {
297 global $wpdb;
298
299 $post = get_post();
300
301 if ( $post && bogo_is_localizable_post_type( get_post_type( $post ) ) ) {
302 $join .= " LEFT JOIN $wpdb->postmeta AS postmeta_bogo ON (p.ID = postmeta_bogo.post_id AND postmeta_bogo.meta_key = '_locale')";
303 }
304
305 return $join;
306 }
307
308 add_filter( 'get_previous_post_where', 'bogo_adjacent_post_where', 10, 3 );
309 add_filter( 'get_next_post_where', 'bogo_adjacent_post_where', 10, 3 );
310
311 function bogo_adjacent_post_where( $where, $in_same_term, $excluded_terms ) {
312 global $wpdb;
313
314 $post = get_post();
315
316 if ( $post && bogo_is_localizable_post_type( get_post_type( $post ) ) ) {
317 $locale = bogo_get_post_locale( $post->ID );
318
319 $where .= " AND (1=0";
320 $where .= $wpdb->prepare( " OR postmeta_bogo.meta_value LIKE %s", $locale );
321
322 if ( bogo_is_default_locale( $locale ) ) {
323 $where .= " OR postmeta_bogo.meta_id IS NULL";
324 }
325
326 $where .= ")";
327 }
328
329 return $where;
330 }
331