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1 <?php 2 /** 3 * WordPress Translation Installation Administration API 4 * 5 * @package WordPress 6 * @subpackage Administration 7 */ 8 9 10 /** 11 * Retrieve translations from WordPress Translation API. 12 * 13 * @since 4.0.0 14 * 15 * @param string $type Type of translations. Accepts 'plugins', 'themes', 'core'. 16 * @param array|object $args Translation API arguments. Optional. 17 * @return array|WP_Error { 18 * On success an associative array of translations, WP_Error on failure. 19 * 20 * @type array $translations { 21 * List of translations, each an array of data. 22 * 23 * @type array ...$0 { 24 * @type string $language Language code. 25 * @type string $version WordPress version. 26 * @type string $updated Date the translation was last updated, in MySQL datetime format. 27 * @type string $english_name English name of the language. 28 * @type string $native_name Native name of the language. 29 * @type string $package URL to download the translation package. 30 * @type string[] $iso Array of ISO language codes. 31 * @type array $strings Array of translated strings used in the installation process. 32 * } 33 * } 34 * } 35 */ 36 function translations_api( $type, $args = null ) { 37 if ( ! in_array( $type, array( 'plugins', 'themes', 'core' ), true ) ) { 38 return new WP_Error( 'invalid_type', __( 'Invalid translation type.' ) ); 39 } 40 41 /** 42 * Allows a plugin to override the WordPress.org Translation Installation API entirely. 43 * 44 * @since 4.0.0 45 * 46 * @param false|array $result The result array. Default false. 47 * @param string $type The type of translations being requested. 48 * @param object $args Translation API arguments. 49 */ 50 $res = apply_filters( 'translations_api', false, $type, $args ); 51 52 if ( false === $res ) { 53 $url = 'http://api.wordpress.org/translations/' . $type . '/1.0/'; 54 $http_url = $url; 55 $ssl = wp_http_supports( array( 'ssl' ) ); 56 if ( $ssl ) { 57 $url = set_url_scheme( $url, 'https' ); 58 } 59 60 $options = array( 61 'timeout' => 3, 62 'body' => array( 63 'wp_version' => wp_get_wp_version(), 64 'locale' => get_locale(), 65 'version' => $args['version'], // Version of plugin, theme or core. 66 ), 67 ); 68 69 if ( 'core' !== $type ) { 70 $options['body']['slug'] = $args['slug']; // Plugin or theme slug. 71 } 72 73 $request = wp_remote_post( $url, $options ); 74 75 if ( $ssl && is_wp_error( $request ) ) { 76 wp_trigger_error( 77 __FUNCTION__, 78 sprintf( 79 /* translators: %s: Support forums URL. */ 80 __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ), 81 __( 'https://wordpress.org/support/forums/' ) 82 ) . ' ' . __( '(WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.)' ), 83 headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE 84 ); 85 86 $request = wp_remote_post( $http_url, $options ); 87 } 88 89 if ( is_wp_error( $request ) ) { 90 $res = new WP_Error( 91 'translations_api_failed', 92 sprintf( 93 /* translators: %s: Support forums URL. */ 94 __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ), 95 __( 'https://wordpress.org/support/forums/' ) 96 ), 97 $request->get_error_message() 98 ); 99 } else { 100 $res = json_decode( wp_remote_retrieve_body( $request ), true ); 101 if ( ! is_object( $res ) && ! is_array( $res ) ) { 102 $res = new WP_Error( 103 'translations_api_failed', 104 sprintf( 105 /* translators: %s: Support forums URL. */ 106 __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ), 107 __( 'https://wordpress.org/support/forums/' ) 108 ), 109 wp_remote_retrieve_body( $request ) 110 ); 111 } 112 } 113 } 114 115 /** 116 * Filters the Translation Installation API response results. 117 * 118 * @since 4.0.0 119 * 120 * @param array|WP_Error $res { 121 * On success an associative array of translations, WP_Error on failure. 122 * 123 * @type array $translations { 124 * List of translations, each an array of data. 125 * 126 * @type array ...$0 { 127 * @type string $language Language code. 128 * @type string $version WordPress version. 129 * @type string $updated Date the translation was last updated, in MySQL datetime format. 130 * @type string $english_name English name of the language. 131 * @type string $native_name Native name of the language. 132 * @type string $package URL to download the translation package. 133 * @type string[] $iso Array of ISO language codes. 134 * @type array $strings Array of translated strings used in the installation process. 135 * } 136 * } 137 * } 138 * @param string $type The type of translations being requested. 139 * @param object $args Translation API arguments. 140 */ 141 return apply_filters( 'translations_api_result', $res, $type, $args ); 142 } 143 144 /** 145 * Get available translations from the WordPress.org API. 146 * 147 * @since 4.0.0 148 * 149 * @see translations_api() 150 * 151 * @return array { 152 * Array of translations keyed by the language code, each an associative array of data. 153 * If the API response results in an error, an empty array will be returned. 154 * 155 * @type array ...$0 { 156 * @type string $language Language code. 157 * @type string $version WordPress version. 158 * @type string $updated Date the translation was last updated, in MySQL datetime format. 159 * @type string $english_name English name of the language. 160 * @type string $native_name Native name of the language. 161 * @type string $package URL to download the translation package. 162 * @type string[] $iso Array of ISO language codes. 163 * @type array $strings Array of translated strings used in the installation process. 164 * } 165 * } 166 */ 167 function wp_get_available_translations() { 168 if ( ! wp_installing() ) { 169 $translations = get_site_transient( 'available_translations' ); 170 if ( false !== $translations ) { 171 return $translations; 172 } 173 } 174 175 $api = translations_api( 'core', array( 'version' => wp_get_wp_version() ) ); 176 177 if ( is_wp_error( $api ) || empty( $api['translations'] ) ) { 178 return array(); 179 } 180 181 $translations = array(); 182 // Key the array with the language code. 183 foreach ( $api['translations'] as $translation ) { 184 $translations[ $translation['language'] ] = $translation; 185 } 186 187 if ( ! defined( 'WP_INSTALLING' ) ) { 188 set_site_transient( 'available_translations', $translations, 3 * HOUR_IN_SECONDS ); 189 } 190 191 return $translations; 192 } 193 194 /** 195 * Output the select form for the language selection on the installation screen. 196 * 197 * @since 4.0.0 198 * 199 * @global string $wp_local_package Locale code of the package. 200 * 201 * @param array[] $languages Array of available languages (populated via the Translation API). 202 */ 203 function wp_install_language_form( $languages ) { 204 global $wp_local_package; 205 206 $installed_languages = get_available_languages(); 207 208 echo "<label class='screen-reader-text' for='language'>Select a default language</label>\n"; 209 echo "<select size='14' name='language' id='language'>\n"; 210 echo '<option value="" lang="en" selected="selected" data-continue="Continue" data-installed="1">English (United States)</option>'; 211 echo "\n"; 212 213 if ( ! empty( $wp_local_package ) && isset( $languages[ $wp_local_package ] ) ) { 214 if ( isset( $languages[ $wp_local_package ] ) ) { 215 $language = $languages[ $wp_local_package ]; 216 printf( 217 '<option value="%s" lang="%s" data-continue="%s"%s>%s</option>' . "\n", 218 esc_attr( $language['language'] ), 219 esc_attr( current( $language['iso'] ) ), 220 esc_attr( $language['strings']['continue'] ? $language['strings']['continue'] : 'Continue' ), 221 in_array( $language['language'], $installed_languages, true ) ? ' data-installed="1"' : '', 222 esc_html( $language['native_name'] ) 223 ); 224 225 unset( $languages[ $wp_local_package ] ); 226 } 227 } 228 229 foreach ( $languages as $language ) { 230 printf( 231 '<option value="%s" lang="%s" data-continue="%s"%s>%s</option>' . "\n", 232 esc_attr( $language['language'] ), 233 esc_attr( current( $language['iso'] ) ), 234 esc_attr( $language['strings']['continue'] ? $language['strings']['continue'] : 'Continue' ), 235 in_array( $language['language'], $installed_languages, true ) ? ' data-installed="1"' : '', 236 esc_html( $language['native_name'] ) 237 ); 238 } 239 echo "</select>\n"; 240 echo '<p class="step"><span class="spinner"></span><input id="language-continue" type="submit" class="button button-primary button-large" value="Continue" /></p>'; 241 } 242 243 /** 244 * Download a language pack. 245 * 246 * @since 4.0.0 247 * 248 * @see wp_get_available_translations() 249 * 250 * @param string $download Language code to download. 251 * @return string|false Returns the language code if successfully downloaded 252 * (or already installed), or false on failure. 253 */ 254 function wp_download_language_pack( $download ) { 255 // Check if the translation is already installed. 256 if ( in_array( $download, get_available_languages(), true ) ) { 257 return $download; 258 } 259 260 if ( ! wp_is_file_mod_allowed( 'download_language_pack' ) ) { 261 return false; 262 } 263 264 // Confirm the translation is one we can download. 265 $translations = wp_get_available_translations(); 266 if ( ! $translations ) { 267 return false; 268 } 269 foreach ( $translations as $translation ) { 270 if ( $translation['language'] === $download ) { 271 $translation_to_load = true; 272 break; 273 } 274 } 275 276 if ( empty( $translation_to_load ) ) { 277 return false; 278 } 279 $translation = (object) $translation; 280 281 require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; 282 $skin = new Automatic_Upgrader_Skin(); 283 $upgrader = new Language_Pack_Upgrader( $skin ); 284 $translation->type = 'core'; 285 $result = $upgrader->upgrade( $translation, array( 'clear_update_cache' => false ) ); 286 287 if ( ! $result || is_wp_error( $result ) ) { 288 return false; 289 } 290 291 return $translation->language; 292 } 293 294 /** 295 * Check if WordPress has access to the filesystem without asking for 296 * credentials. 297 * 298 * @since 4.0.0 299 * 300 * @return bool Returns true on success, false on failure. 301 */ 302 function wp_can_install_language_pack() { 303 if ( ! wp_is_file_mod_allowed( 'can_install_language_pack' ) ) { 304 return false; 305 } 306 307 require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; 308 $skin = new Automatic_Upgrader_Skin(); 309 $upgrader = new Language_Pack_Upgrader( $skin ); 310 $upgrader->init(); 311 312 $check = $upgrader->fs_connect( array( WP_CONTENT_DIR, WP_LANG_DIR ) ); 313 314 if ( ! $check || is_wp_error( $check ) ) { 315 return false; 316 } 317 318 return true; 319 }
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| Generated : Sat Dec 21 08:20:01 2024 | Cross-referenced by PHPXref |