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<?php |
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|
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/** |
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* a fully static class to manage strings translations on admin side |
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* |
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* @since 1.6 |
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*/ |
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class PLL_Admin_Strings { |
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static protected $strings = array(); // strings to translate |
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static protected $default_strings; // default strings to register |
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|
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/** |
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* init: add filters |
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* |
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* @since 1.6 |
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*/ |
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static public function init() { |
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// default strings translations sanitization |
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add_filter( 'pll_sanitize_string_translation', array( __CLASS__, 'sanitize_string_translation' ), 10, 2 ); |
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} |
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|
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/** |
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* register strings for translation making sure it is not duplicate or empty |
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* |
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* @since 0.6 |
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* |
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* @param string $name a unique name for the string |
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* @param string $string the string to register |
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* @param string $context optional the group in which the string is registered, defaults to 'polylang' |
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* @param bool $multiline optional wether the string table should display a multiline textarea or a single line input, defaults to single line |
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*/ |
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static public function register_string( $name, $string, $context = 'Polylang', $multiline = false ) { |
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// backward compatibility with Polylang older than 1.1 |
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if ( is_bool( $context ) ) { |
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$multiline = $context; |
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$context = 'Polylang'; |
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} |
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|
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$to_register = compact( 'name', 'string', 'context', 'multiline' ); |
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if ( ! in_array( $to_register, self::$strings ) && $to_register['string'] ) { |
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self::$strings[ md5( $string ) ] = $to_register; |
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} |
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} |
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|
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/** |
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* get registered strings |
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* |
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* @since 0.6.1 |
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* |
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* @return array list of all registered strings |
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*/ |
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static public function &get_strings() { |
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self::$default_strings = array( |
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'options' => array( |
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'blogname' => __( 'Site Title' ), |
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'blogdescription' => __( 'Tagline' ), |
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'date_format' => __( 'Date Format' ), |
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'time_format' => __( 'Time Format' ), |
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), |
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'widget_title' => __( 'Widget title', 'polylang' ), |
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'widget_text' => __( 'Widget text', 'polylang' ), |
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); |
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|
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// WP strings |
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foreach ( self::$default_strings['options'] as $option => $string ) { |
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self::register_string( $string, get_option( $option ), 'WordPress' ); |
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} |
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|
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// widgets titles |
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global $wp_registered_widgets; |
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$sidebars = wp_get_sidebars_widgets(); |
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foreach ( $sidebars as $sidebar => $widgets ) { |
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if ( 'wp_inactive_widgets' == $sidebar || empty( $widgets ) ) { |
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continue; |
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} |
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|
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foreach ( $widgets as $widget ) { |
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// nothing can be done if the widget is created using pre WP2.8 API :( |
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// there is no object, so we can't access it to get the widget options |
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if ( ! isset( $wp_registered_widgets[ $widget ]['callback'][0] ) || ! is_object( $wp_registered_widgets[ $widget ]['callback'][0] ) || ! method_exists( $wp_registered_widgets[ $widget ]['callback'][0], 'get_settings' ) ) { |
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continue; |
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} |
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|
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$widget_settings = $wp_registered_widgets[ $widget ]['callback'][0]->get_settings(); |
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$number = $wp_registered_widgets[ $widget ]['params'][0]['number']; |
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|
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// don't enable widget translation if the widget is visible in only one language or if there is no title |
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if ( empty( $widget_settings[ $number ]['pll_lang'] ) ) { |
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if ( isset( $widget_settings[ $number ]['title'] ) && $title = $widget_settings[ $number ]['title'] ) { |
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self::register_string( self::$default_strings['widget_title'], $title, 'Widget' ); |
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} |
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|
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if ( isset( $widget_settings[ $number ]['text'] ) && $text = $widget_settings[ $number ]['text'] ) { |
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self::register_string( self::$default_strings['widget_text'], $text, 'Widget', true ); |
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} |
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} |
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} |
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} |
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|
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/** |
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* Filter the list of strings registered for translation |
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* Mainly for use by our PLL_WPML_Compat class |
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* |
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* @since 1.0.2 |
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* |
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* @param array $strings list of strings |
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*/ |
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self::$strings = apply_filters( 'pll_get_strings', self::$strings ); |
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return self::$strings; |
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} |
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|
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/** |
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* performs the sanitization ( before saving in DB ) of default strings translations |
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* |
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* @since 1.6 |
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* |
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* @param string $translation translation to sanitize |
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* @param string $name unique name for the string |
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* @return string |
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*/ |
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static public function sanitize_string_translation( $translation, $name ) { |
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$translation = wp_unslash( trim( $translation ) ); |
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|
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if ( false !== ( $option = array_search( $name, self::$default_strings['options'], true ) ) ) { |
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$translation = sanitize_option( $option, $translation ); |
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} |
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|
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if ( $name == self::$default_strings['widget_title'] ) { |
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$translation = strip_tags( $translation ); |
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} |
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|
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if ( $name == self::$default_strings['widget_text'] && ! current_user_can( 'unfiltered_html' ) ) { |
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$translation = wp_unslash( wp_filter_post_kses( addslashes( $translation ) ) ); // wp_filter_post_kses() expects slashed |
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} |
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|
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return $translation; |
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} |
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} |
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