/** * WordPress Translation API * * @package WordPress * @subpackage i18n */ /** * Get the current locale. * * If the locale is set, then it will filter the locale in the 'locale' filter * hook and return the value. * * If the locale is not set already, then the WPLANG constant is used if it is * defined. Then it is filtered through the 'locale' filter hook and the value * for the locale global set and the locale is returned. * * The process to get the locale should only be done once, but the locale will * always be filtered using the 'locale' hook. * * @since 1.5.0 * * @return string The locale of the blog or from the 'locale' hook. */ function get_locale() { global $locale, $wp_local_package; if ( isset( $locale ) ) { /** * Filter WordPress install's locale ID. * * @since 1.5.0 * * @param string $locale The locale ID. */ return apply_filters( 'locale', $locale ); } if ( isset( $wp_local_package ) ) { $locale = $wp_local_package; } // WPLANG was defined in wp-config. if ( defined( 'WPLANG' ) ) { $locale = WPLANG; } // If multisite, check options. if ( is_multisite() ) { // Don't check blog option when installing. if ( defined( 'WP_INSTALLING' ) || ( false === $ms_locale = get_option( 'WPLANG' ) ) ) { $ms_locale = get_site_option( 'WPLANG' ); } if ( $ms_locale !== false ) { $locale = $ms_locale; } } else { $db_locale = get_option( 'WPLANG' ); if ( $db_locale !== false ) { $locale = $db_locale; } } if ( empty( $locale ) ) { $locale = 'en_US'; } /** This filter is documented in wp-includes/l10n.php */ return apply_filters( 'locale', $locale ); } /** * Retrieve the translation of $text. * * If there is no translation, or the text domain isn't loaded, the original text is returned. * * Note: Don't use translate() directly, use __() or related functions. * * @since 2.2.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated text */ function translate( $text, $domain = 'default' ) { $translations = get_translations_for_domain( $domain ); $translations = $translations->translate( $text ); /** * Filter text with its translation. * * @since 2.0.11 * * @param string $translations Translated text. * @param string $text Text to translate. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'gettext', $translations, $text, $domain ); } /** * Remove last item on a pipe-delimited string. * * Meant for removing the last item in a string, such as 'Role name|User role'. The original * string will be returned if no pipe '|' characters are found in the string. * * @since 2.8.0 * * @param string $string A pipe-delimited string. * @return string Either $string or everything before the last pipe. */ function before_last_bar( $string ) { $last_bar = strrpos( $string, '|' ); if ( false == $last_bar ) return $string; else return substr( $string, 0, $last_bar ); } /** * Retrieve the translation of $text in the context defined in $context. * * If there is no translation, or the text domain isn't loaded the original * text is returned. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated text on success, original text on failure. */ function translate_with_gettext_context( $text, $context, $domain = 'default' ) { $translations = get_translations_for_domain( $domain ); $translations = $translations->translate( $text, $context ); /** * Filter text with its translation based on context information. * * @since 2.8.0 * * @param string $translations Translated text. * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'gettext_with_context', $translations, $text, $context, $domain ); } /** * Retrieve the translation of $text. If there is no translation, * or the text domain isn't loaded, the original text is returned. * * @since 2.1.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated text. */ function __( $text, $domain = 'default' ) { return translate( $text, $domain ); } /** * Retrieve the translation of $text and escapes it for safe use in an attribute. * * If there is no translation, or the text domain isn't loaded, the original text is returned. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated text on success, original text on failure. */ function esc_attr__( $text, $domain = 'default' ) { return esc_attr( translate( $text, $domain ) ); } /** * Retrieve the translation of $text and escapes it for safe use in HTML output. * * If there is no translation, or the text domain isn't loaded, the original text is returned. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated text */ function esc_html__( $text, $domain = 'default' ) { return esc_html( translate( $text, $domain ) ); } /** * Display translated text. * * @since 1.2.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. */ function _e( $text, $domain = 'default' ) { echo translate( $text, $domain ); } /** * Display translated text that has been escaped for safe use in an attribute. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. */ function esc_attr_e( $text, $domain = 'default' ) { echo esc_attr( translate( $text, $domain ) ); } /** * Display translated text that has been escaped for safe use in HTML output. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. */ function esc_html_e( $text, $domain = 'default' ) { echo esc_html( translate( $text, $domain ) ); } /** * Retrieve translated string with gettext context. * * Quite a few times, there will be collisions with similar translatable text * found in more than two places, but with different translated context. * * By including the context in the pot file, translators can translate the two * strings differently. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated context string without pipe. */ function _x( $text, $context, $domain = 'default' ) { return translate_with_gettext_context( $text, $context, $domain ); } /** * Display translated string with gettext context. * * @since 3.0.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated context string without pipe. */ function _ex( $text, $context, $domain = 'default' ) { echo _x( $text, $context, $domain ); } /** * Translate string with gettext context, and escapes it for safe use in an attribute. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated text */ function esc_attr_x( $text, $context, $domain = 'default' ) { return esc_attr( translate_with_gettext_context( $text, $context, $domain ) ); } /** * Translate string with gettext context, and escapes it for safe use in HTML output. * * @since 2.9.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Translated text. */ function esc_html_x( $text, $context, $domain = 'default' ) { return esc_html( translate_with_gettext_context( $text, $context, $domain ) ); } /** * Retrieve the plural or single form based on the supplied amount. * * If the text domain is not set in the $l10n list, then a comparison will be made * and either $plural or $single parameters returned. * * If the text domain does exist, then the parameters $single, $plural, and $number * will first be passed to the text domain's ngettext method. Then it will be passed * to the 'ngettext' filter hook along with the same parameters. The expected * type will be a string. * * @since 2.8.0 * * @param string $single The text that will be used if $number is 1. * @param string $plural The text that will be used if $number is not 1. * @param int $number The number to compare against to use either $single or $plural. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Either $single or $plural translated text. */ function _n( $single, $plural, $number, $domain = 'default' ) { $translations = get_translations_for_domain( $domain ); $translation = $translations->translate_plural( $single, $plural, $number ); /** * Filter text with its translation when plural option is available. * * @since 2.2.0 * * @param string $translation Translated text. * @param string $single The text that will be used if $number is 1. * @param string $plural The text that will be used if $number is not 1. * @param string $number The number to compare against to use either $single or $plural. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'ngettext', $translation, $single, $plural, $number, $domain ); } /** * Retrieve the plural or single form based on the supplied amount with gettext context. * * This is a hybrid of _n() and _x(). It supports contexts and plurals. * * @since 2.8.0 * * @param string $single The text that will be used if $number is 1. * @param string $plural The text that will be used if $number is not 1. * @param int $number The number to compare against to use either $single or $plural. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return string Either $single or $plural translated text with context. */ function _nx($single, $plural, $number, $context, $domain = 'default') { $translations = get_translations_for_domain( $domain ); $translation = $translations->translate_plural( $single, $plural, $number, $context ); /** * Filter text with its translation while plural option and context are available. * * @since 2.8.0 * * @param string $translation Translated text. * @param string $single The text that will be used if $number is 1. * @param string $plural The text that will be used if $number is not 1. * @param string $number The number to compare against to use either $single or $plural. * @param string $context Context information for the translators. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'ngettext_with_context', $translation, $single, $plural, $number, $context, $domain ); } /** * Register plural strings in POT file, but don't translate them. * * Used when you want to keep structures with translatable plural * strings and use them later. * * Example: * * $messages = array( * 'post' => _n_noop('%s post', '%s posts'), * 'page' => _n_noop('%s pages', '%s pages') * ); * ... * $message = $messages[$type]; * $usable_text = sprintf( translate_nooped_plural( $message, $count ), $count ); * * * @since 2.5.0 * * @param string $singular Single form to be i18ned. * @param string $plural Plural form to be i18ned. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * @return array array($singular, $plural) */ function _n_noop( $singular, $plural, $domain = null ) { return array( 0 => $singular, 1 => $plural, 'singular' => $singular, 'plural' => $plural, 'context' => null, 'domain' => $domain ); } /** * Register plural strings with context in POT file, but don't translate them. * * @since 2.8.0 */ function _nx_noop( $singular, $plural, $context, $domain = null ) { return array( 0 => $singular, 1 => $plural, 2 => $context, 'singular' => $singular, 'plural' => $plural, 'context' => $context, 'domain' => $domain ); } /** * Translate the result of _n_noop() or _nx_noop(). * * @since 3.1.0 * * @param array $nooped_plural Array with singular, plural and context keys, usually the result of _n_noop() or _nx_noop() * @param int $count Number of objects * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. If $nooped_plural contains * a text domain passed to _n_noop() or _nx_noop(), it will override this value. * @return string Either $single or $plural translated text. */ function translate_nooped_plural( $nooped_plural, $count, $domain = 'default' ) { if ( $nooped_plural['domain'] ) $domain = $nooped_plural['domain']; if ( $nooped_plural['context'] ) return _nx( $nooped_plural['singular'], $nooped_plural['plural'], $count, $nooped_plural['context'], $domain ); else return _n( $nooped_plural['singular'], $nooped_plural['plural'], $count, $domain ); } /** * Load a .mo file into the text domain $domain. * * If the text domain already exists, the translations will be merged. If both * sets have the same string, the translation from the original value will be taken. * * On success, the .mo file will be placed in the $l10n global by $domain * and will be a MO object. * * @since 1.5.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mofile Path to the .mo file. * @return bool True on success, false on failure. */ function load_textdomain( $domain, $mofile ) { global $l10n; /** * Filter text domain and/or MO file path for loading translations. * * @since 2.9.0 * * @param bool $override Whether to override the text domain. Default false. * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mofile Path to the MO file. */ $plugin_override = apply_filters( 'override_load_textdomain', false, $domain, $mofile ); if ( true == $plugin_override ) { return true; } /** * Fires before the MO translation file is loaded. * * @since 2.9.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mofile Path to the .mo file. */ do_action( 'load_textdomain', $domain, $mofile ); /** * Filter MO file path for loading translations for a specific text domain. * * @since 2.9.0 * * @param string $mofile Path to the MO file. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $mofile = apply_filters( 'load_textdomain_mofile', $mofile, $domain ); if ( !is_readable( $mofile ) ) return false; $mo = new MO(); if ( !$mo->import_from_file( $mofile ) ) return false; if ( isset( $l10n[$domain] ) ) $mo->merge_with( $l10n[$domain] ); $l10n[$domain] = &$mo; return true; } /** * Unload translations for a text domain. * * @since 3.0.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @return bool Whether textdomain was unloaded. */ function unload_textdomain( $domain ) { global $l10n; /** * Filter the text domain for loading translation. * * @since 3.0.0 * * @param bool $override Whether to override unloading the text domain. Default false. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $plugin_override = apply_filters( 'override_unload_textdomain', false, $domain ); if ( $plugin_override ) return true; /** * Fires before the text domain is unloaded. * * @since 3.0.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ do_action( 'unload_textdomain', $domain ); if ( isset( $l10n[$domain] ) ) { unset( $l10n[$domain] ); return true; } return false; } /** * Load default translated strings based on locale. * * Loads the .mo file in WP_LANG_DIR constant path from WordPress root. * The translated (.mo) file is named based on the locale. * * @see load_textdomain() * * @since 1.5.0 * * @param string $locale Optional. Locale to load. Defaults to get_locale(). */ function load_default_textdomain( $locale = null ) { if ( null === $locale ) { $locale = get_locale(); } // Unload previously loaded strings so we can switch translations. unload_textdomain( 'default' ); $return = load_textdomain( 'default', WP_LANG_DIR . "/$locale.mo" ); if ( ( is_multisite() || ( defined( 'WP_INSTALLING_NETWORK' ) && WP_INSTALLING_NETWORK ) ) && ! file_exists( WP_LANG_DIR . "/admin-$locale.mo" ) ) { load_textdomain( 'default', WP_LANG_DIR . "/ms-$locale.mo" ); return $return; } if ( is_admin() || defined( 'WP_INSTALLING' ) || ( defined( 'WP_REPAIRING' ) && WP_REPAIRING ) ) { load_textdomain( 'default', WP_LANG_DIR . "/admin-$locale.mo" ); } if ( is_network_admin() || ( defined( 'WP_INSTALLING_NETWORK' ) && WP_INSTALLING_NETWORK ) ) load_textdomain( 'default', WP_LANG_DIR . "/admin-network-$locale.mo" ); return $return; } /** * Load a plugin's translated strings. * * If the path is not given then it will be the root of the plugin directory. * * The .mo file should be named based on the text domain with a dash, and then the locale exactly. * * @since 1.5.0 * * @param string $domain Unique identifier for retrieving translated strings * @param string $deprecated Use the $plugin_rel_path parameter instead. * @param string $plugin_rel_path Optional. Relative path to WP_PLUGIN_DIR where the .mo file resides. * Default false. * @return bool True when textdomain is successfully loaded, false otherwise. */ function load_plugin_textdomain( $domain, $deprecated = false, $plugin_rel_path = false ) { $locale = get_locale(); /** * Filter a plugin's locale. * * @since 3.0.0 * * @param string $locale The plugin's current locale. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $locale = apply_filters( 'plugin_locale', $locale, $domain ); if ( false !== $plugin_rel_path ) { $path = WP_PLUGIN_DIR . '/' . trim( $plugin_rel_path, '/' ); } else if ( false !== $deprecated ) { _deprecated_argument( __FUNCTION__, '2.7' ); $path = ABSPATH . trim( $deprecated, '/' ); } else { $path = WP_PLUGIN_DIR; } // Load the textdomain according to the plugin first $mofile = $domain . '-' . $locale . '.mo'; if ( $loaded = load_textdomain( $domain, $path . '/'. $mofile ) ) return $loaded; // Otherwise, load from the languages directory $mofile = WP_LANG_DIR . '/plugins/' . $mofile; return load_textdomain( $domain, $mofile ); } /** * Load the translated strings for a plugin residing in the mu-plugins directory. * * @since 3.0.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mu_plugin_rel_path Relative to WPMU_PLUGIN_DIR directory in which the .mo file resides. * Default empty string. * @return bool True when textdomain is successfully loaded, false otherwise. */ function load_muplugin_textdomain( $domain, $mu_plugin_rel_path = '' ) { /** This filter is documented in wp-includes/l10n.php */ $locale = apply_filters( 'plugin_locale', get_locale(), $domain ); $path = trailingslashit( WPMU_PLUGIN_DIR . '/' . ltrim( $mu_plugin_rel_path, '/' ) ); // Load the textdomain according to the plugin first $mofile = $domain . '-' . $locale . '.mo'; if ( $loaded = load_textdomain( $domain, $path . $mofile ) ) return $loaded; // Otherwise, load from the languages directory $mofile = WP_LANG_DIR . '/plugins/' . $mofile; return load_textdomain( $domain, $mofile ); } /** * Load the theme's translated strings. * * If the current locale exists as a .mo file in the theme's root directory, it * will be included in the translated strings by the $domain. * * The .mo files must be named based on the locale exactly. * * @since 1.5.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $path Optional. Path to the directory containing the .mo file. * Default false. * @return bool True when textdomain is successfully loaded, false otherwise. */ function load_theme_textdomain( $domain, $path = false ) { $locale = get_locale(); /** * Filter a theme's locale. * * @since 3.0.0 * * @param string $locale The theme's current locale. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $locale = apply_filters( 'theme_locale', $locale, $domain ); if ( ! $path ) $path = get_template_directory(); // Load the textdomain according to the theme $mofile = "{$path}/{$locale}.mo"; if ( $loaded = load_textdomain( $domain, $mofile ) ) return $loaded; // Otherwise, load from the languages directory $mofile = WP_LANG_DIR . "/themes/{$domain}-{$locale}.mo"; return load_textdomain( $domain, $mofile ); } /** * Load the child themes translated strings. * * If the current locale exists as a .mo file in the child themes * root directory, it will be included in the translated strings by the $domain. * * The .mo files must be named based on the locale exactly. * * @since 2.9.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $path Optional. Path to the directory containing the .mo file. * Default false. * @return bool True when the theme textdomain is successfully loaded, false otherwise. */ function load_child_theme_textdomain( $domain, $path = false ) { if ( ! $path ) $path = get_stylesheet_directory(); return load_theme_textdomain( $domain, $path ); } /** * Return the Translations instance for a text domain. * * If there isn't one, returns empty Translations instance. * * @since 2.8.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @return Translations A Translations instance. */ function get_translations_for_domain( $domain ) { global $l10n; if ( !isset( $l10n[$domain] ) ) { $l10n[$domain] = new NOOP_Translations; } return $l10n[$domain]; } /** * Whether there are translations for the text domain. * * @since 3.0.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @return bool Whether there are translations. */ function is_textdomain_loaded( $domain ) { global $l10n; return isset( $l10n[$domain] ); } /** * Translates role name. * * Since the role names are in the database and not in the source there * are dummy gettext calls to get them into the POT file and this function * properly translates them back. * * The before_last_bar() call is needed, because older installs keep the roles * using the old context format: 'Role name|User role' and just skipping the * content after the last bar is easier than fixing them in the DB. New installs * won't suffer from that problem. * * @since 2.8.0 * * @param string $name The role name. * @return string Translated role name on success, original name on failure. */ function translate_user_role( $name ) { return translate_with_gettext_context( before_last_bar($name), 'User role' ); } /** * Get all available languages based on the presence of *.mo files in a given directory. * * The default directory is WP_LANG_DIR. * * @since 3.0.0 * * @param string $dir A directory to search for language files. * Default WP_LANG_DIR. * @return array An array of language codes or an empty array if no languages are present. Language codes are formed by stripping the .mo extension from the language file names. */ function get_available_languages( $dir = null ) { $languages = array(); foreach( (array)glob( ( is_null( $dir) ? WP_LANG_DIR : $dir ) . '/*.mo' ) as $lang_file ) { $lang_file = basename($lang_file, '.mo'); if ( 0 !== strpos( $lang_file, 'continents-cities' ) && 0 !== strpos( $lang_file, 'ms-' ) && 0 !== strpos( $lang_file, 'admin-' )) $languages[] = $lang_file; } return $languages; } /** * Get installed translations. * * Looks in the wp-content/languages directory for translations of * plugins or themes. * * @since 3.7.0 * * @param string $type What to search for. Accepts 'plugins', 'themes', 'core'. * @return array Array of language data. */ function wp_get_installed_translations( $type ) { if ( $type !== 'themes' && $type !== 'plugins' && $type !== 'core' ) return array(); $dir = 'core' === $type ? '' : "/$type"; if ( ! is_dir( WP_LANG_DIR ) ) return array(); if ( $dir && ! is_dir( WP_LANG_DIR . $dir ) ) return array(); $files = scandir( WP_LANG_DIR . $dir ); if ( ! $files ) return array(); $language_data = array(); foreach ( $files as $file ) { if ( '.' === $file[0] || is_dir( $file ) ) continue; if ( substr( $file, -3 ) !== '.po' ) continue; if ( ! preg_match( '/(?:(.+)-)?([A-Za-z_]{2,6}).po/', $file, $match ) ) continue; list( , $textdomain, $language ) = $match; if ( '' === $textdomain ) $textdomain = 'default'; $language_data[ $textdomain ][ $language ] = wp_get_pomo_file_data( WP_LANG_DIR . "$dir/$file" ); } return $language_data; } /** * Extract headers from a PO file. * * @since 3.7.0 * * @param string $po_file Path to PO file. * @return array PO file headers. */ function wp_get_pomo_file_data( $po_file ) { $headers = get_file_data( $po_file, array( 'POT-Creation-Date' => '"POT-Creation-Date', 'PO-Revision-Date' => '"PO-Revision-Date', 'Project-Id-Version' => '"Project-Id-Version', 'X-Generator' => '"X-Generator', ) ); foreach ( $headers as $header => $value ) { // Remove possible contextual '\n' and closing double quote. $headers[ $header ] = preg_replace( '~(\\\n)?"$~', '', $value ); } return $headers; } /** * Language selector. * * @since 4.0.0 * * @see get_available_languages() * @see wp_get_available_translations() * * @param array $args Optional arguments. Default empty array. */ function wp_dropdown_languages( $args = array() ) { require_once( ABSPATH . 'wp-admin/includes/translation-install.php' ); $args = wp_parse_args( $args, array( 'id' => '', 'name' => '', 'languages' => array(), 'selected' => '' ) ); if ( empty( $args['languages'] ) ) { return false; } $translations = wp_get_available_translations(); /* * $args['languages'] should only contain the locales. Find the locale in * $translations to get the native name. Fall back to locale. */ $languages = array(); foreach ( $args['languages'] as $locale ) { if ( isset( $translations[ $locale ] ) ) { $translation = $translations[ $locale ]; $languages[] = array( 'language' => $translation['language'], 'native_name' => $translation['native_name'], 'lang' => $translation['iso'][1], ); } else { $languages[] = array( 'language' => $locale, 'native_name' => $locale, 'lang' => '', ); } } printf( ''; } /** * Link/Bookmark API * * @package WordPress * @subpackage Bookmark */ /** * Retrieve Bookmark data * * @since 2.1.0 * @uses $wpdb Database Object * * @param mixed $bookmark * @param string $output Optional. Either OBJECT, ARRAY_N, or ARRAY_A constant * @param string $filter Optional, default is 'raw'. * @return array|object Type returned depends on $output value. */ function get_bookmark($bookmark, $output = OBJECT, $filter = 'raw') { global $wpdb; if ( empty($bookmark) ) { if ( isset($GLOBALS['link']) ) $_bookmark = & $GLOBALS['link']; else $_bookmark = null; } elseif ( is_object($bookmark) ) { wp_cache_add($bookmark->link_id, $bookmark, 'bookmark'); $_bookmark = $bookmark; } else { if ( isset($GLOBALS['link']) && ($GLOBALS['link']->link_id == $bookmark) ) { $_bookmark = & $GLOBALS['link']; } elseif ( ! $_bookmark = wp_cache_get($bookmark, 'bookmark') ) { $_bookmark = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->links WHERE link_id = %d LIMIT 1", $bookmark)); if ( $_bookmark ) { $_bookmark->link_category = array_unique( wp_get_object_terms( $_bookmark->link_id, 'link_category', array( 'fields' => 'ids' ) ) ); wp_cache_add( $_bookmark->link_id, $_bookmark, 'bookmark' ); } } } if ( ! $_bookmark ) return $_bookmark; $_bookmark = sanitize_bookmark($_bookmark, $filter); if ( $output == OBJECT ) { return $_bookmark; } elseif ( $output == ARRAY_A ) { return get_object_vars($_bookmark); } elseif ( $output == ARRAY_N ) { return array_values(get_object_vars($_bookmark)); } else { return $_bookmark; } } /** * Retrieve single bookmark data item or field. * * @since 2.3.0 * @uses get_bookmark() Gets bookmark object using $bookmark as ID * @uses sanitize_bookmark_field() Sanitizes Bookmark field based on $context. * * @param string $field The name of the data field to return * @param int $bookmark The bookmark ID to get field * @param string $context Optional. The context of how the field will be used. * @return string */ function get_bookmark_field( $field, $bookmark, $context = 'display' ) { $bookmark = (int) $bookmark; $bookmark = get_bookmark( $bookmark ); if ( is_wp_error($bookmark) ) return $bookmark; if ( !is_object($bookmark) ) return ''; if ( !isset($bookmark->$field) ) return ''; return sanitize_bookmark_field($field, $bookmark->$field, $bookmark->link_id, $context); } /** * Retrieves the list of bookmarks * * Attempts to retrieve from the cache first based on MD5 hash of arguments. If * that fails, then the query will be built from the arguments and executed. The * results will be stored to the cache. * * @since 2.1.0 * * @global wpdb $wpdb WordPress database access abstraction object. * * @param string|array $args { * Optional. String or array of arguments to retrieve bookmarks. * * @type string $orderby How to order the links by. Accepts post fields. Default 'name'. * @type string $order Whether to order bookmarks in ascending or descending order. * Accepts 'ASC' (ascending) or 'DESC' (descending). Default 'ASC'. * @type int $limit Amount of bookmarks to display. Accepts 1+ or -1 for all. * Default -1. * @type string $category Comma-separated list of category ids to include links from. * Default empty. * @type string $category_name Category to retrieve links for by name. Default empty. * @type int|bool $hide_invisible Whether to show or hide links marked as 'invisible'. Accepts * 1|true or 0|false. Default 1|true. * @type int|bool $show_updated Whether to display the time the bookmark was last updated. * Accepts 1|true or 0|false. Default 0|false. * @type string $include Comma-separated list of bookmark IDs to include. Default empty. * @type string $exclude Comma-separated list of bookmark IDs to exclude. Default empty. * } * @return array List of bookmark row objects. */ function get_bookmarks( $args = '' ) { global $wpdb; $defaults = array( 'orderby' => 'name', 'order' => 'ASC', 'limit' => -1, 'category' => '', 'category_name' => '', 'hide_invisible' => 1, 'show_updated' => 0, 'include' => '', 'exclude' => '', 'search' => '' ); $r = wp_parse_args( $args, $defaults ); $key = md5( serialize( $r ) ); if ( $cache = wp_cache_get( 'get_bookmarks', 'bookmark' ) ) { if ( is_array( $cache ) && isset( $cache[ $key ] ) ) { $bookmarks = $cache[ $key ]; /** * Filter the returned list of bookmarks. * * The first time the hook is evaluated in this file, it returns the cached * bookmarks list. The second evaluation returns a cached bookmarks list if the * link category is passed but does not exist. The third evaluation returns * the full cached results. * * @since 2.1.0 * * @see get_bookmarks() * * @param array $bookmarks List of the cached bookmarks. * @param array $r An array of bookmark query arguments. */ return apply_filters( 'get_bookmarks', $bookmarks, $r ); } } if ( ! is_array( $cache ) ) { $cache = array(); } $inclusions = ''; if ( ! empty( $r['include'] ) ) { $r['exclude'] = ''; //ignore exclude, category, and category_name params if using include $r['category'] = ''; $r['category_name'] = ''; $inclinks = preg_split( '/[\s,]+/', $r['include'] ); if ( count( $inclinks ) ) { foreach ( $inclinks as $inclink ) { if ( empty( $inclusions ) ) { $inclusions = ' AND ( link_id = ' . intval( $inclink ) . ' '; } else { $inclusions .= ' OR link_id = ' . intval( $inclink ) . ' '; } } } } if (! empty( $inclusions ) ) { $inclusions .= ')'; } $exclusions = ''; if ( ! empty( $r['exclude'] ) ) { $exlinks = preg_split( '/[\s,]+/', $r['exclude'] ); if ( count( $exlinks ) ) { foreach ( $exlinks as $exlink ) { if ( empty( $exclusions ) ) { $exclusions = ' AND ( link_id <> ' . intval( $exlink ) . ' '; } else { $exclusions .= ' AND link_id <> ' . intval( $exlink ) . ' '; } } } } if ( ! empty( $exclusions ) ) { $exclusions .= ')'; } if ( ! empty( $r['category_name'] ) ) { if ( $r['category'] = get_term_by('name', $r['category_name'], 'link_category') ) { $r['category'] = $r['category']->term_id; } else { $cache[ $key ] = array(); wp_cache_set( 'get_bookmarks', $cache, 'bookmark' ); /** This filter is documented in wp-includes/bookmark.php */ return apply_filters( 'get_bookmarks', array(), $r ); } } $search = ''; if ( ! empty( $r['search'] ) ) { $like = '%' . $wpdb->esc_like( $r['search'] ) . '%'; $search = $wpdb->prepare(" AND ( (link_url LIKE %s) OR (link_name LIKE %s) OR (link_description LIKE %s) ) ", $like, $like, $like ); } $category_query = ''; $join = ''; if ( ! empty( $r['category'] ) ) { $incategories = preg_split( '/[\s,]+/', $r['category'] ); if ( count($incategories) ) { foreach ( $incategories as $incat ) { if ( empty( $category_query ) ) { $category_query = ' AND ( tt.term_id = ' . intval( $incat ) . ' '; } else { $category_query .= ' OR tt.term_id = ' . intval( $incat ) . ' '; } } } } if ( ! empty( $category_query ) ) { $category_query .= ") AND taxonomy = 'link_category'"; $join = " INNER JOIN $wpdb->term_relationships AS tr ON ($wpdb->links.link_id = tr.object_id) INNER JOIN $wpdb->term_taxonomy as tt ON tt.term_taxonomy_id = tr.term_taxonomy_id"; } if ( $r['show_updated'] ) { $recently_updated_test = ", IF (DATE_ADD(link_updated, INTERVAL 120 MINUTE) >= NOW(), 1,0) as recently_updated "; } else { $recently_updated_test = ''; } $get_updated = ( $r['show_updated'] ) ? ', UNIX_TIMESTAMP(link_updated) AS link_updated_f ' : ''; $orderby = strtolower( $r['orderby'] ); $length = ''; switch ( $orderby ) { case 'length': $length = ", CHAR_LENGTH(link_name) AS length"; break; case 'rand': $orderby = 'rand()'; break; case 'link_id': $orderby = "$wpdb->links.link_id"; break; default: $orderparams = array(); $keys = array( 'link_id', 'link_name', 'link_url', 'link_visible', 'link_rating', 'link_owner', 'link_updated', 'link_notes' ); foreach ( explode( ',', $orderby ) as $ordparam ) { $ordparam = trim( $ordparam ); if ( in_array( 'link_' . $ordparam, $keys ) ) { $orderparams[] = 'link_' . $ordparam; } elseif ( in_array( $ordparam, $keys ) ) { $orderparams[] = $ordparam; } } $orderby = implode( ',', $orderparams ); } if ( empty( $orderby ) ) { $orderby = 'link_name'; } $order = strtoupper( $r['order'] ); if ( '' !== $order && ! in_array( $order, array( 'ASC', 'DESC' ) ) ) { $order = 'ASC'; } $visible = ''; if ( $r['hide_invisible'] ) { $visible = "AND link_visible = 'Y'"; } $query = "SELECT * $length $recently_updated_test $get_updated FROM $wpdb->links $join WHERE 1=1 $visible $category_query"; $query .= " $exclusions $inclusions $search"; $query .= " ORDER BY $orderby $order"; if ( $r['limit'] != -1 ) { $query .= ' LIMIT ' . $r['limit']; } $results = $wpdb->get_results( $query ); $cache[ $key ] = $results; wp_cache_set( 'get_bookmarks', $cache, 'bookmark' ); /** This filter is documented in wp-includes/bookmark.php */ return apply_filters( 'get_bookmarks', $results, $r ); } /** * Sanitizes all bookmark fields * * @since 2.3.0 * * @param object|array $bookmark Bookmark row * @param string $context Optional, default is 'display'. How to filter the * fields * @return object|array Same type as $bookmark but with fields sanitized. */ function sanitize_bookmark($bookmark, $context = 'display') { $fields = array('link_id', 'link_url', 'link_name', 'link_image', 'link_target', 'link_category', 'link_description', 'link_visible', 'link_owner', 'link_rating', 'link_updated', 'link_rel', 'link_notes', 'link_rss', ); if ( is_object($bookmark) ) { $do_object = true; $link_id = $bookmark->link_id; } else { $do_object = false; $link_id = $bookmark['link_id']; } foreach ( $fields as $field ) { if ( $do_object ) { if ( isset($bookmark->$field) ) $bookmark->$field = sanitize_bookmark_field($field, $bookmark->$field, $link_id, $context); } else { if ( isset($bookmark[$field]) ) $bookmark[$field] = sanitize_bookmark_field($field, $bookmark[$field], $link_id, $context); } } return $bookmark; } /** * Sanitizes a bookmark field * * Sanitizes the bookmark fields based on what the field name is. If the field * has a strict value set, then it will be tested for that, else a more generic * filtering is applied. After the more strict filter is applied, if the * $context is 'raw' then the value is immediately return. * * Hooks exist for the more generic cases. With the 'edit' context, the * 'edit_$field' filter will be called and passed the $value and $bookmark_id * respectively. With the 'db' context, the 'pre_$field' filter is called and * passed the value. The 'display' context is the final context and has the * $field has the filter name and is passed the $value, $bookmark_id, and * $context respectively. * * @since 2.3.0 * * @param string $field The bookmark field * @param mixed $value The bookmark field value * @param int $bookmark_id Bookmark ID * @param string $context How to filter the field value. Either 'raw', 'edit', * 'attribute', 'js', 'db', or 'display' * @return mixed The filtered value */ function sanitize_bookmark_field($field, $value, $bookmark_id, $context) { switch ( $field ) { case 'link_id' : // ints case 'link_rating' : $value = (int) $value; break; case 'link_category' : // array( ints ) $value = array_map('absint', (array) $value); // We return here so that the categories aren't filtered. // The 'link_category' filter is for the name of a link category, not an array of a link's link categories return $value; case 'link_visible' : // bool stored as Y|N $value = preg_replace('/[^YNyn]/', '', $value); break; case 'link_target' : // "enum" $targets = array('_top', '_blank'); if ( ! in_array($value, $targets) ) $value = ''; break; } if ( 'raw' == $context ) return $value; if ( 'edit' == $context ) { /** This filter is documented in wp-includes/post.php */ $value = apply_filters( "edit_$field", $value, $bookmark_id ); if ( 'link_notes' == $field ) { $value = esc_html( $value ); // textarea_escaped } else { $value = esc_attr($value); } } else if ( 'db' == $context ) { /** This filter is documented in wp-includes/post.php */ $value = apply_filters( "pre_$field", $value ); } else { /** This filter is documented in wp-includes/post.php */ $value = apply_filters( $field, $value, $bookmark_id, $context ); if ( 'attribute' == $context ) $value = esc_attr($value); else if ( 'js' == $context ) $value = esc_js($value); } return $value; } /** * Deletes bookmark cache * * @since 2.7.0 * @uses wp_cache_delete() Deletes the contents of 'get_bookmarks' */ function clean_bookmark_cache( $bookmark_id ) { wp_cache_delete( $bookmark_id, 'bookmark' ); wp_cache_delete( 'get_bookmarks', 'bookmark' ); clean_object_term_cache( $bookmark_id, 'link'); }