| @@ -1,14 +1,11 @@ | ||
| 1 | 1 | <?php |
| 2 | -/** | |
| 3 | - * @package Polylang | |
| 4 | - */ | |
| 5 | 2 | |
| 6 | -/** | |
| 7 | - * A language object is made of two terms in 'language' and 'term_language' taxonomies | |
| 3 | +/* | |
| 4 | + * a language object is made of two terms in 'language' and 'term_language' taxonomies | |
| 8 | 5 | * manipulating only one object per language instead of two terms should make things easier |
| 9 | 6 | * |
| 10 | - * Properties: | |
| 7 | + * properties: | |
| 11 | 8 | * term_id => id of term in 'language' taxonomy |
| 12 | 9 | * name => language name. Ex: English |
| 13 | 10 | * slug => language code used in url. Ex: en |
| 14 | 11 | * term_group => order of the language when displayed in a list of languages |
| @@ -18,319 +15,104 @@ | ||
| 18 | 15 | * parent => 0 / not used |
| 19 | 16 | * count => number of posts and pages in that language |
| 20 | 17 | * tl_term_id => id of the term in 'term_language' taxonomy |
| 21 | 18 | * tl_term_taxonomy_id => term taxonomy id in 'term_language' taxonomy |
| 22 | - * tl_count => number of terms in that language ( not used by Polylang ) | |
| 23 | - * locale => WordPress language locale. Ex: en_US | |
| 19 | + * tl_count => number of terms in that language (not used by Polylang) | |
| 20 | + * locale => language locale. Ex: en_US | |
| 24 | 21 | * is_rtl => 1 if the language is rtl |
| 25 | - * w3c => W3C locale | |
| 26 | - * flag_code => code of the flag | |
| 27 | 22 | * flag_url => url of the flag |
| 28 | 23 | * flag => html img of the flag |
| 29 | - * custom_flag_url => url of the custom flag if exists, internal use only, moves to flag_url on frontend | |
| 30 | - * custom_flag => html img of the custom flag if exists, internal use only, moves to flag on frontend | |
| 31 | 24 | * home_url => home url in this language |
| 32 | 25 | * search_url => home url to use in search forms |
| 33 | 26 | * host => host of this language |
| 34 | 27 | * mo_id => id of the post storing strings translations |
| 35 | - * page_on_front => id of the page on front in this language ( set from pll_languages_list filter ) | |
| 36 | - * page_for_posts => id of the page for posts in this language ( set from pll_languages_list filter ) | |
| 37 | 28 | * |
| 38 | 29 | * @since 1.2 |
| 39 | 30 | */ |
| 40 | 31 | class PLL_Language { |
| 41 | - public $term_id, $name, $slug, $term_group, $term_taxonomy_id, $taxonomy, $description, $parent, $count; | |
| 42 | - public $tl_term_id, $tl_term_taxonomy_id, $tl_count; | |
| 43 | - public $locale, $is_rtl; | |
| 44 | - public $w3c, $facebook; | |
| 45 | - public $flag_url, $flag; | |
| 46 | - public $home_url, $search_url; | |
| 47 | - public $host, $mo_id; | |
| 48 | - public $page_on_front, $page_for_posts; | |
| 49 | 32 | |
| 50 | - /** | |
| 51 | - * Constructor: builds a language object given its two corresponding terms in language and term_language taxonomies | |
| 33 | + /* | |
| 34 | + * constructor: builds a language object given its two corresponding terms in language and term_language taxonomies | |
| 52 | 35 | * |
| 53 | 36 | * @since 1.2 |
| 54 | 37 | * |
| 55 | - * @param object|array $language 'language' term or language object properties stored as an array | |
| 56 | - * @param object $term_language Corresponding 'term_language' term | |
| 38 | + * @param object $language 'language' term | |
| 39 | + * @param object $term_language corresponding 'term_language' term | |
| 57 | 40 | */ |
| 58 | - public function __construct( $language, $term_language = null ) { | |
| 59 | - // Build the object from all properties stored as an array | |
| 60 | - if ( empty( $term_language ) ) { | |
| 61 | - foreach ( $language as $prop => $value ) { | |
| 62 | - $this->$prop = $value; | |
| 63 | - } | |
| 64 | - } | |
| 41 | + public function __construct($language, $term_language) { | |
| 42 | + foreach ($language as $prop => $value) | |
| 43 | + $this->$prop = in_array($prop, array('term_id', 'term_taxonomy_id', 'count')) ? (int) $language->$prop : $language->$prop; | |
| 65 | 44 | |
| 66 | - // Build the object from taxonomies | |
| 67 | - else { | |
| 68 | - foreach ( $language as $prop => $value ) { | |
| 69 | - $this->$prop = in_array( $prop, array( 'term_id', 'term_taxonomy_id', 'count' ) ) ? (int) $language->$prop : $language->$prop; | |
| 70 | - } | |
| 45 | + // although it would be convenient here, don't assume the term is shared between taxonomies as it may not be the case in future | |
| 46 | + // http://make.wordpress.org/core/2013/07/28/potential-roadmap-for-taxonomy-meta-and-post-relationships/ | |
| 47 | + $this->tl_term_id = (int) $term_language->term_id; | |
| 48 | + $this->tl_term_taxonomy_id = (int) $term_language->term_taxonomy_id; | |
| 49 | + $this->tl_count = (int) $term_language->count; | |
| 71 | 50 | |
| 72 | - $this->tl_term_id = (int) $term_language->term_id; | |
| 73 | - $this->tl_term_taxonomy_id = (int) $term_language->term_taxonomy_id; | |
| 74 | - $this->tl_count = (int) $term_language->count; | |
| 51 | + $description = maybe_unserialize($language->description); | |
| 52 | + $this->locale = $description['locale']; | |
| 53 | + $this->is_rtl = $description['rtl']; | |
| 75 | 54 | |
| 76 | - // The description field can contain any property | |
| 77 | - // Backward compatibility for is_rtl | |
| 78 | - $description = maybe_unserialize( $language->description ); | |
| 79 | - foreach ( $description as $prop => $value ) { | |
| 80 | - 'rtl' == $prop ? $this->is_rtl = $value : $this->$prop = $value; | |
| 81 | - } | |
| 55 | + $this->description = &$this->locale; // backward compatibility with Polylang < 1.2 | |
| 82 | 56 | |
| 83 | - $this->description = &$this->locale; // Backward compatibility with Polylang < 1.2 | |
| 84 | - | |
| 85 | - $this->mo_id = PLL_MO::get_id( $this ); | |
| 86 | - | |
| 87 | - $languages = include POLYLANG_DIR . '/settings/languages.php'; | |
| 88 | - $this->w3c = isset( $languages[ $this->locale ]['w3c'] ) ? $languages[ $this->locale ]['w3c'] : str_replace( '_', '-', $this->locale ); | |
| 89 | - if ( isset( $languages[ $this->locale ]['facebook'] ) ) { | |
| 90 | - $this->facebook = $languages[ $this->locale ]['facebook']; | |
| 91 | - } | |
| 92 | - } | |
| 57 | + $this->mo_id = PLL_MO::get_id($this); | |
| 93 | 58 | } |
| 94 | 59 | |
| 95 | - /** | |
| 96 | - * Get the flag informations | |
| 97 | - * 'url' => Flag url | |
| 98 | - * 'src' => Optional, src attribute value if different of the url, for example if base64 encoded | |
| 99 | - * 'width' => Optional, flag width in pixels | |
| 100 | - * 'height' => Optional, flag height in pixels | |
| 60 | + /* | |
| 61 | + * sets flag_url and flag properties | |
| 101 | 62 | * |
| 102 | - * @since 2.6 | |
| 103 | - * | |
| 104 | - * @param string $code Flag code. | |
| 105 | - * @return array Flag informations. | |
| 106 | - */ | |
| 107 | - public static function get_flag_informations( $code ) { | |
| 108 | - $flag = array( 'url' => '' ); | |
| 109 | - | |
| 110 | - // Polylang builtin flags | |
| 111 | - if ( ! empty( $code ) && file_exists( POLYLANG_DIR . ( $file = '/flags/' . $code . '.png' ) ) ) { | |
| 112 | - $flag['url'] = $_url = plugins_url( $file, POLYLANG_FILE ); | |
| 113 | - } | |
| 114 | - | |
| 115 | - /** | |
| 116 | - * Filter flag informations | |
| 117 | - * 'url' => Flag url | |
| 118 | - * 'src' => Optional, src attribute value if different of the url, for example if base64 encoded | |
| 119 | - * 'width' => Optional, flag width in pixels | |
| 120 | - * 'height' => Optional, flag height in pixels | |
| 121 | - * | |
| 122 | - * @since 2.4 | |
| 123 | - * | |
| 124 | - * @param array $flag Information about the flag | |
| 125 | - * @param string $code Flag code | |
| 126 | - */ | |
| 127 | - $flag = apply_filters( 'pll_flag', $flag, $code ); | |
| 128 | - | |
| 129 | - if ( empty( $flag['src'] ) ) { | |
| 130 | - // If using predefined flags and base64 encoded flags are preferred | |
| 131 | - if ( isset( $_url ) && $flag['url'] === $_url && ( ! defined( 'PLL_ENCODED_FLAGS' ) || PLL_ENCODED_FLAGS ) ) { | |
| 132 | - list( $flag['width'], $flag['height'] ) = getimagesize( POLYLANG_DIR . $file ); | |
| 133 | - $file_contents = file_get_contents( POLYLANG_DIR . $file ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents | |
| 134 | - $flag['src'] = 'data:image/png;base64,' . base64_encode( $file_contents ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.obfuscation_base64_encode | |
| 135 | - } else { | |
| 136 | - $flag['src'] = esc_url( set_url_scheme( $flag['url'], 'relative' ) ); | |
| 137 | - } | |
| 138 | - } | |
| 139 | - | |
| 140 | - $flag['url'] = esc_url_raw( $flag['url'] ); | |
| 141 | - | |
| 142 | - return $flag; | |
| 143 | - } | |
| 144 | - | |
| 145 | - /** | |
| 146 | - * Sets flag_url and flag properties | |
| 147 | - * | |
| 148 | 63 | * @since 1.2 |
| 149 | 64 | */ |
| 150 | 65 | public function set_flag() { |
| 151 | - $flags = array( 'flag' => self::get_flag_informations( $this->flag_code ) ); | |
| 66 | + if (file_exists(POLYLANG_DIR.($file = '/flags/'.$this->locale.'.png'))) | |
| 67 | + $url = POLYLANG_URL.$file; | |
| 152 | 68 | |
| 153 | - // Custom flags ? | |
| 154 | - $directories = array( | |
| 155 | - PLL_LOCAL_DIR, | |
| 156 | - get_stylesheet_directory() . '/polylang', | |
| 157 | - get_template_directory() . '/polylang', | |
| 158 | - ); | |
| 69 | + // overwrite with custom flags | |
| 70 | + // never use custom flags on admin side | |
| 71 | + if (!PLL_ADMIN && ( file_exists(PLL_LOCAL_DIR.($file = '/'.$this->locale.'.png')) || file_exists(PLL_LOCAL_DIR.($file = '/'.$this->locale.'.jpg')) )) | |
| 72 | + $url = PLL_LOCAL_URL.$file; | |
| 159 | 73 | |
| 160 | - foreach ( $directories as $dir ) { | |
| 161 | - if ( file_exists( $file = "{$dir}/{$this->locale}.png" ) || file_exists( $file = "{$dir}/{$this->locale}.jpg" ) || file_exists( $file = "{$dir}/{$this->locale}.svg" ) ) { | |
| 162 | - $flags['custom_flag']['url'] = content_url( '/' . str_replace( WP_CONTENT_DIR, '', $file ) ); | |
| 163 | - break; | |
| 164 | - } | |
| 165 | - } | |
| 74 | + $this->flag_url = empty($url) ? '' : esc_url($url); | |
| 166 | 75 | |
| 167 | - /** | |
| 168 | - * Filter the custom flag informations | |
| 169 | - * 'url' => Flag url | |
| 170 | - * 'src' => Optional, src attribute value if different of the url, for example if base64 encoded | |
| 171 | - * 'width' => Optional, flag width in pixels | |
| 172 | - * 'height' => Optional, flag height in pixels | |
| 173 | - * | |
| 174 | - * @since 2.4 | |
| 175 | - * | |
| 176 | - * @param array $flag Information about the custom flag | |
| 177 | - * @param string $code Flag code | |
| 178 | - */ | |
| 179 | - $flags['custom_flag'] = apply_filters( 'pll_custom_flag', empty( $flags['custom_flag'] ) ? null : $flags['custom_flag'], $this->flag_code ); | |
| 180 | - | |
| 181 | - if ( ! empty( $flags['custom_flag']['url'] ) ) { | |
| 182 | - if ( empty( $flags['custom_flag']['src'] ) ) { | |
| 183 | - $flags['custom_flag']['src'] = esc_url( set_url_scheme( $flags['custom_flag']['url'], 'relative' ) ); | |
| 184 | - } | |
| 185 | - | |
| 186 | - $flags['custom_flag']['url'] = esc_url_raw( $flags['custom_flag']['url'] ); | |
| 187 | - } else { | |
| 188 | - unset( $flags['custom_flag'] ); | |
| 189 | - } | |
| 190 | - | |
| 191 | - /** | |
| 192 | - * Filter the flag title attribute | |
| 193 | - * Defaults to the language name | |
| 194 | - * | |
| 195 | - * @since 0.7 | |
| 196 | - * | |
| 197 | - * @param string $title the flag title attribute | |
| 198 | - * @param string $slug the language code | |
| 199 | - * @param string $locale the language locale | |
| 200 | - */ | |
| 201 | - $title = apply_filters( 'pll_flag_title', $this->name, $this->slug, $this->locale ); | |
| 202 | - | |
| 203 | - foreach ( $flags as $key => $flag ) { | |
| 204 | - $this->{$key . '_url'} = empty( $flag['url'] ) ? '' : $flag['url']; | |
| 205 | - | |
| 206 | - /** | |
| 207 | - * Filter the html markup of a flag | |
| 208 | - * | |
| 209 | - * @since 1.0.2 | |
| 210 | - * | |
| 211 | - * @param string $flag html markup of the flag or empty string | |
| 212 | - * @param string $slug language code | |
| 213 | - */ | |
| 214 | - $this->{$key} = apply_filters( | |
| 215 | - 'pll_get_flag', | |
| 216 | - self::get_flag_html( $flag, $title, $this->name ), | |
| 217 | - $this->slug | |
| 218 | - ); | |
| 219 | - } | |
| 76 | + $this->flag = apply_filters('pll_get_flag', empty($this->flag_url) ? '' : | |
| 77 | + sprintf( | |
| 78 | + '<img src="%s" title="%s" alt="%s" />', | |
| 79 | + $this->flag_url, | |
| 80 | + esc_attr(apply_filters('pll_flag_title', $this->name, $this->slug, $this->locale)), | |
| 81 | + esc_attr($this->name) | |
| 82 | + )); | |
| 220 | 83 | } |
| 221 | 84 | |
| 222 | - /** | |
| 223 | - * Get HTML code for flag | |
| 85 | + /* | |
| 86 | + * updates post and term count | |
| 224 | 87 | * |
| 225 | - * @since 2.7 | |
| 226 | - * | |
| 227 | - * @param array $flag flag properties: src, width and height | |
| 228 | - * @param string $title optional title attribute | |
| 229 | - * @param string $alt optional alt attribute | |
| 230 | - */ | |
| 231 | - public static function get_flag_html( $flag, $title = '', $alt = '' ) { | |
| 232 | - if ( empty( $flag['src'] ) ) { | |
| 233 | - return ''; | |
| 234 | - } | |
| 235 | - | |
| 236 | - $title_attr = empty( $title ) ? '' : sprintf( ' title="%s"', esc_attr( $title ) ); | |
| 237 | - $alt_attr = empty( $alt ) ? '' : sprintf( ' alt="%s"', esc_attr( $alt ) ); | |
| 238 | - $width_attr = empty( $flag['width'] ) ? '' : sprintf( ' width="%s"', (int) $flag['width'] ); | |
| 239 | - $height_attr = empty( $flag['height'] ) ? '' : sprintf( ' height="%s"', (int) $flag['height'] ); | |
| 240 | - | |
| 241 | - $style = ''; | |
| 242 | - $sizes = array_intersect_key( $flag, array_flip( array( 'width', 'height' ) ) ); | |
| 243 | - | |
| 244 | - if ( ! empty( $sizes ) ) { | |
| 245 | - array_walk( | |
| 246 | - $sizes, | |
| 247 | - function ( &$value, $key ) { | |
| 248 | - $value = sprintf( '%s: %dpx;', esc_attr( $key ), (int) $value ); | |
| 249 | - } | |
| 250 | - ); | |
| 251 | - $style = sprintf( ' style="%s"', implode( ' ', $sizes ) ); | |
| 252 | - } | |
| 253 | - | |
| 254 | - return sprintf( | |
| 255 | - '<img src="%s"%s%s%s%s%s />', | |
| 256 | - $flag['src'], | |
| 257 | - $title_attr, | |
| 258 | - $alt_attr, | |
| 259 | - $width_attr, | |
| 260 | - $height_attr, | |
| 261 | - $style | |
| 262 | - ); | |
| 263 | - } | |
| 264 | - | |
| 265 | - /** | |
| 266 | - * Returns the html of the custom flag if any, or the default flag otherwise. | |
| 267 | - * | |
| 268 | - * @since 2.8 | |
| 269 | - */ | |
| 270 | - public function get_display_flag() { | |
| 271 | - return empty( $this->custom_flag ) ? $this->flag : $this->custom_flag; | |
| 272 | - } | |
| 273 | - | |
| 274 | - /** | |
| 275 | - * Returns the url of the custom flag if any, or the default flag otherwise. | |
| 276 | - * | |
| 277 | - * @since 2.8 | |
| 278 | - */ | |
| 279 | - public function get_display_flag_url() { | |
| 280 | - return empty( $this->custom_flag_url ) ? $this->flag_url : $this->custom_flag_url; | |
| 281 | - } | |
| 282 | - | |
| 283 | - /** | |
| 284 | - * Updates post and term count | |
| 285 | - * | |
| 286 | 88 | * @since 1.2 |
| 287 | 89 | */ |
| 288 | 90 | public function update_count() { |
| 289 | - wp_update_term_count( $this->term_taxonomy_id, 'language' ); // posts count | |
| 290 | - wp_update_term_count( $this->tl_term_taxonomy_id, 'term_language' ); // terms count | |
| 91 | + wp_update_term_count($this->term_taxonomy_id, 'language'); // posts count | |
| 92 | + wp_update_term_count($this->tl_term_taxonomy_id, 'term_language'); // terms count | |
| 291 | 93 | } |
| 292 | 94 | |
| 293 | - /** | |
| 294 | - * Set home_url and search_url properties | |
| 95 | + /* | |
| 96 | + * set home_url and search_url properties | |
| 295 | 97 | * |
| 296 | 98 | * @since 1.3 |
| 297 | - * | |
| 298 | - * @param string $search_url | |
| 299 | - * @param string $home_url | |
| 300 | 99 | */ |
| 301 | - public function set_home_url( $search_url, $home_url ) { | |
| 302 | - $this->search_url = $search_url; | |
| 303 | - $this->home_url = $home_url; | |
| 304 | - } | |
| 100 | + public function set_home_url() { | |
| 101 | + // home url for search form (can't use the page url if a static page is used as front page) | |
| 102 | + $this->search_url = $GLOBALS['polylang']->links_model->home_url($this); | |
| 305 | 103 | |
| 306 | - /** | |
| 307 | - * Sets the scheme of the home url and the flag urls | |
| 308 | - * | |
| 309 | - * This can't be cached across pages. | |
| 310 | - * | |
| 311 | - * @since 2.8 | |
| 312 | - */ | |
| 313 | - public function set_url_scheme() { | |
| 314 | - $this->home_url = set_url_scheme( $this->home_url ); | |
| 315 | - $this->search_url = set_url_scheme( $this->search_url ); | |
| 104 | + // add a trailing slash as done by WP on homepage (otherwise could break the search form when the permalink structure does not include one) | |
| 105 | + // only for pretty permalinks | |
| 106 | + if (get_option('permalink_structure')) | |
| 107 | + $this->search_url = trailingslashit($this->search_url); | |
| 316 | 108 | |
| 317 | - // Set url scheme, also for the flags. | |
| 318 | - $this->flag_url = set_url_scheme( $this->flag_url ); | |
| 319 | - if ( ! empty( $this->custom_flag_url ) ) { | |
| 320 | - $this->custom_flag_url = set_url_scheme( $this->custom_flag_url ); | |
| 321 | - } | |
| 322 | - } | |
| 109 | + $options = get_option('polylang'); | |
| 323 | 110 | |
| 324 | - /** | |
| 325 | - * Returns the language locale | |
| 326 | - * Converts WP locales to W3C valid locales for display | |
| 327 | - * | |
| 328 | - * @since 1.8 | |
| 329 | - * | |
| 330 | - * @param string $filter either 'display' or 'raw', defaults to raw | |
| 331 | - * @return string | |
| 332 | - */ | |
| 333 | - public function get_locale( $filter = 'raw' ) { | |
| 334 | - return 'display' === $filter ? $this->w3c : $this->locale; | |
| 111 | + // a static page is used as front page | |
| 112 | + if (!$options['redirect_lang'] && 'page' == get_option('show_on_front') && ($page_on_front = get_option('page_on_front')) && $id = pll_get_post($page_on_front, $this)) | |
| 113 | + $this->home_url = _get_page_link($id); // /!\ don't use get_page_link to avoid infinite loop | |
| 114 | + | |
| 115 | + else | |
| 116 | + $this->home_url = $this->search_url; | |
| 335 | 117 | } |
| 336 | 118 | } |
