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<?php

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class WPML_Languages_Notices {

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const NOTICE_ID_MISSING_MENU_ITEMS = 'wpml-missing-menu-items';

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const NOTICE_GROUP = 'wpml-core';

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const NOTICE_ID_MISSING_DOWNLOADED_LANGUAGES = 'wpml-missing-downloaded-languages';

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/** @var WPML_Notices */

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private $admin_notices;

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private $translations = array();

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/**

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* WPML_Languages_Notices constructor.

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* @param WPML_Notices $admin_notices

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public function __construct( WPML_Notices $admin_notices ) {

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$this->admin_notices = $admin_notices;

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}

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function maybe_create_notice_missing_menu_items( $languages_count ) {

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if ( 1 === $languages_count ) {

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$text = __( 'You need to configure at least one more language in order to access "Theme and plugins localization" and "Media translation".', 'sitepress' );

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$notice = new WPML_Notice( self::NOTICE_ID_MISSING_MENU_ITEMS, $text, self::NOTICE_GROUP );

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$notice->set_css_class_types( 'info' );

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$notice->set_dismissible( true );

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$this->admin_notices->add_notice( $notice );

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} else {

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$this->admin_notices->remove_notice( self::NOTICE_GROUP, self::NOTICE_ID_MISSING_MENU_ITEMS );

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}

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}

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public function missing_languages( $not_found_languages ) {

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$list_items = array();

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if ( $not_found_languages ) {

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$list_item_pattern = __( '%s (current locale: %s) - suggested locale(s): %s', 'sitepress' );

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foreach ( (array) $not_found_languages as $not_found_language ) {

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$suggested_codes = $this->get_suggestions( $not_found_language );

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if ( $suggested_codes ) {

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$suggestions = '' . implode( ', ', $suggested_codes ) . '';

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$current = $not_found_language['code'];

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if ( $not_found_language['default_locale'] ) {

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$current = $not_found_language['default_locale'];

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}

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$list_items[] = sprintf( $list_item_pattern, $not_found_language['display_name'], $current, $suggestions );

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}

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}

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}

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if ( $list_items ) {

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$text = '';

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$text .= '';

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$text .= __( 'WordPress cannot automatically download translations for the following languages:', 'sitepress' );

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$text .= '';

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$text .= '<ul>';

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$text .= '<li>';

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$text .= implode( '</li><li>', $list_items );

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$text .= '</li>';

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$text .= '</ul>';

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$languages_edit_url = admin_url( '?page=' . WPML_PLUGIN_FOLDER . '/menu/languages.php&trop=1' );

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$languages_edit_link = '<a href="' . $languages_edit_url . '">';

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$languages_edit_link .= __( 'Edit Languages', 'sitepress' );

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$languages_edit_link .= '</a>';

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$text .= '';

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$text .= sprintf( __( 'To fix, open "%s" and set the "default locale" values as shown above.', 'sitepress' ), $languages_edit_link );

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$text .= '';

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$notice = new WPML_Notice( self::NOTICE_ID_MISSING_DOWNLOADED_LANGUAGES, $text, self::NOTICE_GROUP );

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$notice->set_css_class_types( 'warning' );

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$notice->add_display_callback( array( $this, 'is_not_languages_edit_page' ) );

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$notice->set_dismissible( true );

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$this->admin_notices->add_notice( $notice, true );

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} else {

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$this->admin_notices->remove_notice( self::NOTICE_GROUP, self::NOTICE_ID_MISSING_DOWNLOADED_LANGUAGES );

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}

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}

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public function is_not_languages_edit_page() {

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$result = isset( $_GET['page'], $_GET['trop'] ) && WPML_PLUGIN_FOLDER . '/menu/languages.php' === $_GET['page'] && 1 === (int) $_GET['trop'];

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return ! $result;

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}

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private function get_suggestions( array $language ) {

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$suggestions = array();

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if ( function_exists( 'translations_api' ) ) {

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if ( ! $this->translations ) {

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$api = translations_api( 'core', array( 'version' => $GLOBALS['wp_version'] ) );

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if ( ! is_wp_error( $api ) ) {

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$this->translations = $api['translations'];

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}

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}

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}

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if ( $this->translations ) {

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foreach ( $this->translations as $translation ) {

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$default_locale = $this->get_matching_language( $language, $translation );

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if ( $default_locale ) {

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$suggestions[] = $default_locale;

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}

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}

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}

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return $suggestions;

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}

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/**

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* @param string $language_attribute

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* @param array $language

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* @param array $translation

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* @return string|null

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private function find_matching_attribute( $language_attribute, array $language, array $translation ) {

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if ( $translation && $language[ $language_attribute ] ) {

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$attribute_value = $language[ $language_attribute ];

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$attribute_value = str_replace( '-', '_', $attribute_value );

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$attribute_value = strtolower( $attribute_value );

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$iso_1 = $iso_2 = '';

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if ( array_key_exists( 1, $translation['iso'] ) ) {

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$iso_1 = strtolower( $translation['iso'][1] );

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}

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if ( array_key_exists( 2, $translation['iso'] ) ) {

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$iso_2 = strtolower( $translation['iso'][2] );

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}

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if ( $iso_1 === $attribute_value ) {

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return $translation['language'];

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}

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if ( $iso_2 === $attribute_value ) {

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return $translation['language'];

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}

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if ( $iso_1 . '_' . $iso_2 === $attribute_value ) {

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return $translation['language'];

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}

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if ( $iso_2 . '_' . $iso_1 === $attribute_value ) {

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return $translation['language'];

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}

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}

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return null;

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}

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/**

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* @param array $language

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* @param array $translation

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* @return null|string

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private function get_matching_language( array $language, array $translation ) {

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$default_locale = $this->find_matching_attribute( 'default_locale', $language, $translation );

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if ( ! $default_locale ) {

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$default_locale = $this->find_matching_attribute( 'tag', $language, $translation );

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if ( ! $default_locale ) {

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$default_locale = $this->find_matching_attribute( 'code', $language, $translation );

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}

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}

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return $default_locale;

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}

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}

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