278 lines
8.7 KiB
PHP
Executable File
278 lines
8.7 KiB
PHP
Executable File
<?php
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/**
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* WordPress Translation Installation Administration API
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*
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* @package WordPress
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* @subpackage Administration
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*/
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/**
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* Retrieve translations from WordPress Translation API.
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*
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* @since 4.0.0
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*
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* @param string $type Type of translations. Accepts 'plugins', 'themes', 'core'.
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* @param array|object $args Translation API arguments. Optional.
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* @return array|WP_Error On success an associative array of translations, WP_Error on failure.
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*/
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function translations_api( $type, $args = null ) {
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// Include an unmodified $wp_version.
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require ABSPATH . WPINC . '/version.php';
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if ( ! in_array( $type, array( 'plugins', 'themes', 'core' ), true ) ) {
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return new WP_Error( 'invalid_type', __( 'Invalid translation type.' ) );
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}
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/**
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* Allows a plugin to override the WordPress.org Translation Installation API entirely.
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*
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* @since 4.0.0
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*
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* @param false|array $result The result array. Default false.
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* @param string $type The type of translations being requested.
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* @param object $args Translation API arguments.
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*/
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$res = apply_filters( 'translations_api', false, $type, $args );
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if ( false === $res ) {
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$url = 'http://api.wordpress.org/translations/' . $type . '/1.0/';
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$http_url = $url;
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$ssl = wp_http_supports( array( 'ssl' ) );
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if ( $ssl ) {
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$url = set_url_scheme( $url, 'https' );
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}
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$options = array(
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'timeout' => 3,
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'body' => array(
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'wp_version' => $wp_version,
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'locale' => get_locale(),
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'version' => $args['version'], // Version of plugin, theme or core.
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),
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);
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if ( 'core' !== $type ) {
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$options['body']['slug'] = $args['slug']; // Plugin or theme slug.
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}
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$request = wp_remote_post( $url, $options );
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if ( $ssl && is_wp_error( $request ) ) {
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trigger_error(
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sprintf(
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/* translators: %s: Support forums URL. */
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__( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="%s">support forums</a>.' ),
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__( 'https://wordpress.org/support/forums/' )
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) . ' ' . __( '(WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.)' ),
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headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE
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);
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$request = wp_remote_post( $http_url, $options );
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}
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if ( is_wp_error( $request ) ) {
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$res = new WP_Error(
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'translations_api_failed',
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sprintf(
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/* translators: %s: Support forums URL. */
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__( '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>.' ),
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__( 'https://wordpress.org/support/forums/' )
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),
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$request->get_error_message()
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);
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} else {
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$res = json_decode( wp_remote_retrieve_body( $request ), true );
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if ( ! is_object( $res ) && ! is_array( $res ) ) {
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$res = new WP_Error(
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'translations_api_failed',
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sprintf(
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/* translators: %s: Support forums URL. */
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__( '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>.' ),
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__( 'https://wordpress.org/support/forums/' )
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),
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wp_remote_retrieve_body( $request )
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);
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}
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}
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}
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/**
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* Filters the Translation Installation API response results.
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*
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* @since 4.0.0
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*
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* @param array|WP_Error $res Response as an associative array or WP_Error.
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* @param string $type The type of translations being requested.
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* @param object $args Translation API arguments.
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*/
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return apply_filters( 'translations_api_result', $res, $type, $args );
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}
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/**
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* Get available translations from the WordPress.org API.
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*
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* @since 4.0.0
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*
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* @see translations_api()
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*
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* @return array[] Array of translations, each an array of data, keyed by the language. If the API response results
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* in an error, an empty array will be returned.
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*/
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function wp_get_available_translations() {
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if ( ! wp_installing() ) {
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$translations = get_site_transient( 'available_translations' );
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if ( false !== $translations ) {
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return $translations;
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}
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}
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// Include an unmodified $wp_version.
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require ABSPATH . WPINC . '/version.php';
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$api = translations_api( 'core', array( 'version' => $wp_version ) );
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if ( is_wp_error( $api ) || empty( $api['translations'] ) ) {
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return array();
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}
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$translations = array();
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// Key the array with the language code for now.
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foreach ( $api['translations'] as $translation ) {
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$translations[ $translation['language'] ] = $translation;
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}
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if ( ! defined( 'WP_INSTALLING' ) ) {
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set_site_transient( 'available_translations', $translations, 3 * HOUR_IN_SECONDS );
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}
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return $translations;
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}
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/**
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* Output the select form for the language selection on the installation screen.
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*
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* @since 4.0.0
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*
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* @global string $wp_local_package Locale code of the package.
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*
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* @param array[] $languages Array of available languages (populated via the Translation API).
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*/
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function wp_install_language_form( $languages ) {
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global $wp_local_package;
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$installed_languages = get_available_languages();
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echo "<label class='screen-reader-text' for='language'>Select a default language</label>\n";
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echo "<select size='14' name='language' id='language'>\n";
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echo '<option value="" lang="en" selected="selected" data-continue="Continue" data-installed="1">English (United States)</option>';
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echo "\n";
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if ( ! empty( $wp_local_package ) && isset( $languages[ $wp_local_package ] ) ) {
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if ( isset( $languages[ $wp_local_package ] ) ) {
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$language = $languages[ $wp_local_package ];
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printf(
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'<option value="%s" lang="%s" data-continue="%s"%s>%s</option>' . "\n",
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esc_attr( $language['language'] ),
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esc_attr( current( $language['iso'] ) ),
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esc_attr( $language['strings']['continue'] ? $language['strings']['continue'] : 'Continue' ),
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in_array( $language['language'], $installed_languages, true ) ? ' data-installed="1"' : '',
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esc_html( $language['native_name'] )
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);
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unset( $languages[ $wp_local_package ] );
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}
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}
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foreach ( $languages as $language ) {
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printf(
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'<option value="%s" lang="%s" data-continue="%s"%s>%s</option>' . "\n",
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esc_attr( $language['language'] ),
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esc_attr( current( $language['iso'] ) ),
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esc_attr( $language['strings']['continue'] ? $language['strings']['continue'] : 'Continue' ),
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in_array( $language['language'], $installed_languages, true ) ? ' data-installed="1"' : '',
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esc_html( $language['native_name'] )
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);
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}
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echo "</select>\n";
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echo '<p class="step"><span class="spinner"></span><input id="language-continue" type="submit" class="button button-primary button-large" value="Continue" /></p>';
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}
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/**
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* Download a language pack.
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*
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* @since 4.0.0
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*
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* @see wp_get_available_translations()
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*
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* @param string $download Language code to download.
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* @return string|false Returns the language code if successfully downloaded
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* (or already installed), or false on failure.
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*/
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function wp_download_language_pack( $download ) {
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// Check if the translation is already installed.
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if ( in_array( $download, get_available_languages(), true ) ) {
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return $download;
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}
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if ( ! wp_is_file_mod_allowed( 'download_language_pack' ) ) {
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return false;
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}
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// Confirm the translation is one we can download.
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$translations = wp_get_available_translations();
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if ( ! $translations ) {
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return false;
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}
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foreach ( $translations as $translation ) {
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if ( $translation['language'] === $download ) {
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$translation_to_load = true;
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break;
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}
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}
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if ( empty( $translation_to_load ) ) {
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return false;
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}
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$translation = (object) $translation;
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require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
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$skin = new Automatic_Upgrader_Skin();
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$upgrader = new Language_Pack_Upgrader( $skin );
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$translation->type = 'core';
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$result = $upgrader->upgrade( $translation, array( 'clear_update_cache' => false ) );
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if ( ! $result || is_wp_error( $result ) ) {
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return false;
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}
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return $translation->language;
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}
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/**
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* Check if WordPress has access to the filesystem without asking for
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* credentials.
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*
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* @since 4.0.0
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*
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* @return bool Returns true on success, false on failure.
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*/
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function wp_can_install_language_pack() {
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if ( ! wp_is_file_mod_allowed( 'can_install_language_pack' ) ) {
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return false;
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}
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require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
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$skin = new Automatic_Upgrader_Skin();
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$upgrader = new Language_Pack_Upgrader( $skin );
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$upgrader->init();
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$check = $upgrader->fs_connect( array( WP_CONTENT_DIR, WP_LANG_DIR ) );
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if ( ! $check || is_wp_error( $check ) ) {
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return false;
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}
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return true;
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}
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