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<?php |
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|
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// If this file is called directly, abort. |
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if ( ! defined( 'WPINC' ) ) { |
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die; |
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} |
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|
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|
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/** |
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* Get ars from href for nav menu switcher |
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* |
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* @param string $href |
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* @return array|false |
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*/ |
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function wplng_switcher_nav_menu_args_from_href( $href ) { |
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|
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if ( empty( $href ) ) { |
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return false; |
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} |
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|
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// Get valid keys for nav menu switcher options |
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|
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$valid_name_format = wplng_data_switcher_nav_menu_valid_name_format(); |
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$valid_flags_style = wplng_data_switcher_nav_menu_valid_flags_style(); |
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$valid_layout = wplng_data_switcher_nav_menu_valid_layout(); |
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|
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// Create tht regex pattern |
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|
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$pattern = '/#wplng'; |
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$pattern .= '-n(' . implode( '|', array_keys( $valid_name_format ) ) . ')'; |
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$pattern .= '-f(' . implode( '|', array_keys( $valid_flags_style ) ) . ')'; |
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$pattern .= '-l(' . implode( '|', array_keys( $valid_layout ) ) . ')'; |
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$pattern .= '/'; |
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|
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// Apply and test the regex |
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|
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$match = array(); |
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|
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if ( ! preg_match( $pattern, $href, $match ) |
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|| empty( $match[1] ) |
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|| ! array_key_exists( $match[1], $valid_name_format ) |
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|| empty( $match[2] ) |
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|| ! array_key_exists( $match[2], $valid_flags_style ) |
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|| empty( $match[3] ) |
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|| ! array_key_exists( $match[3], $valid_layout ) |
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) { |
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return false; |
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} |
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|
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// Check if names or fags are displayed |
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if ( 'n' === $match[1] && 'n' === $match[2] ) { |
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$match[1] = 'o'; |
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} |
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|
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// Return the $args array checked |
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|
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return array( |
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'name_format' => array( |
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'value' => $match[1], |
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'label' => $valid_name_format[ $match[1] ], |
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), |
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'flags_style' => array( |
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'value' => $match[2], |
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'label' => $valid_flags_style[ $match[2] ], |
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), |
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'layout' => array( |
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'value' => $match[3], |
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'label' => $valid_layout[ $match[3] ], |
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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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* Set switcher in nav menu |
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* |
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* @param array $items |
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* @return void |
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*/ |
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function wplng_switcher_nav_menu_replace_items( $items ) { |
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|
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$new_items = array(); |
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|
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foreach ( $items as $item ) { |
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|
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// Check if is on a translatable page |
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|
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if ( in_array( 'wplingua-menu-switcher-untreated', $item->classes ) |
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&& ! wplng_url_is_translatable() |
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) { |
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continue; |
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} |
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|
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// Check if is a wpLingua switcher link |
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|
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if ( empty( $item->classes ) |
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|| ! in_array( 'wplingua-menu-switcher-untreated', $item->classes ) |
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) { |
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$new_items[] = $item; |
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continue; |
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} |
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|
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// Check if option in URL is valid |
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|
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$args = wplng_switcher_nav_menu_args_from_href( $item->url ); |
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|
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if ( false === $args ) { |
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$new_items[] = $item; |
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continue; |
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} |
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|
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// Check if language target is empty, do not show the switcher |
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|
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$languages_target = wplng_get_languages_target(); |
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|
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if ( empty( $languages_target ) ) { |
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continue; |
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} |
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|
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$offset = $item->menu_order; |
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$language_current_id = wplng_get_language_current_id(); |
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$language_current = wplng_get_language_by_id( $language_current_id ); |
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$language_website = wplng_get_language_website(); |
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$url_website = wplng_get_url_original(); |
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|
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$url_website = remove_query_arg( |
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'wplng-mode', |
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$url_website |
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); |
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|
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// Create $item_template and prepare classes |
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|
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$item_template = clone $item; |
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|
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$item_template->classes = array_merge( |
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array_diff( |
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$item_template->classes, |
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array( |
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'wplingua-menu-switcher-untreated', |
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'menu-item-type-custom', |
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'menu-item-object-custom', |
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) |
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), |
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array( |
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'wplingua-menu', |
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) |
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); |
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|
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/** |
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* Add parent for sub-list |
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*/ |
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|
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if ( 's' === $args['layout']['value'] ) { |
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|
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$new_item = clone $item_template; |
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|
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$title = ''; |
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|
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switch ( $args['name_format']['value'] ) { |
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case 'o': |
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$title = wplng_get_language_name_untranslated( |
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$language_current_id |
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); |
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break; |
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|
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case 't': |
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$title = wplng_get_language_name_translated( |
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$language_current_id, |
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$language_current_id |
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); |
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break; |
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|
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case 'i': |
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$title = strtoupper( $language_current_id ); |
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break; |
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|
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default: // case 'n' |
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$title = ''; |
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break; |
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} |
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|
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$new_item->ID = 'wplng-language-' . $language_current_id; |
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$new_item->title = $title; |
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$new_item->attr_title = $title; |
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$new_item->url = wplng_get_url_current(); |
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$new_item->classes[] = 'wplng-language-parent'; |
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$new_item->classes[] = 'wplng-language-current'; |
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$new_item->wplng_lang_id = $language_current_id; |
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|
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if ( 'y' === $args['flags_style']['value'] ) { |
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|
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$new_item->wplng_flag = $language_current['flag']; |
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|
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$new_item->wplng_alt = wplng_get_language_name_translated( |
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$language_current_id, |
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$language_current_id |
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); |
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} |
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|
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$new_items[] = $new_item; |
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} |
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|
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/** |
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* Add website language |
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*/ |
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|
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if ( ! ( |
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$language_current_id === $language_website['id'] |
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&& 't' === $args['layout']['value'] |
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) |
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&& ( |
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's' !== $args['layout']['value'] |
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|| $language_current_id !== $language_website['id'] |
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) |
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) { |
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|
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$new_item = clone $item_template; |
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|
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$title = ''; |
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|
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switch ( $args['name_format']['value'] ) { |
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case 'o': |
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$title = wplng_get_language_name_untranslated( |
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$language_website['id'] |
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); |
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break; |
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|
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case 't': |
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$title = wplng_get_language_name_translated( |
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$language_website['id'], |
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$language_current_id |
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); |
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break; |
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|
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case 'i': |
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$title = strtoupper( $language_website['id'] ); |
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break; |
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|
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default: // case 'n' |
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$title = ''; |
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break; |
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} |
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|
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$new_item->ID = 'wplng-language-' . $language_website['id']; |
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$new_item->menu_order = $item_template->menu_order + $offset; |
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$new_item->title = $title; |
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$new_item->attr_title = $title; |
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$new_item->url = $url_website; |
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$new_item->db_id = 0; |
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$new_item->classes[] = 'wplng-language-website'; |
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$new_item->wplng_lang_id = $language_website['id']; |
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|
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if ( 's' === $args['layout']['value'] ) { |
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$new_item->menu_item_parent = $item_template->ID; |
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} |
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|
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if ( $language_current_id === $language_website['id'] ) { |
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|
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$new_item->classes[] = 'wplng-language-current'; |
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|
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if ( 'a' === $args['layout']['value'] ) { |
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$new_item->current = true; |
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$new_item->classes[] = 'current-menu-item'; |
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} |
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} |
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|
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if ( 'y' === $args['flags_style']['value'] ) { |
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|
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$new_item->wplng_flag = $language_website['flag']; |
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|
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$new_item->wplng_alt = wplng_get_language_name_translated( |
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$language_website['id'], |
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$language_current_id |
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); |
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|
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} |
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|
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$new_items[] = $new_item; |
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|
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++$offset; |
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} |
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|
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/** |
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* Add target languages |
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*/ |
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|
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foreach ( $languages_target as $language_target ) { |
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|
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if ( $language_current_id === $language_target['id'] |
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&& ( |
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's' === $args['layout']['value'] |
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|| 't' === $args['layout']['value'] |
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) |
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) { |
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continue; |
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} |
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|
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$new_item = clone $item_template; |
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|
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$title = ''; |
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|
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switch ( $args['name_format']['value'] ) { |
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case 'o': |
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$title = wplng_get_language_name_untranslated( |
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$language_target['id'] |
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); |
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break; |
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|
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case 't': |
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$title = wplng_get_language_name_translated( |
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$language_target['id'], |
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$language_current_id |
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); |
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break; |
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|
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case 'i': // case 'i' |
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$title = strtoupper( $language_target['id'] ); |
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break; |
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|
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default: // case 'n' |
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$title = ''; |
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break; |
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} |
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|
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$new_item->ID = 'wplng-language-' . $language_target['id']; |
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$new_item->menu_order = $item_template->menu_order + $offset; |
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$new_item->title = $title; |
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$new_item->attr_title = $title; |
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$new_item->url = wplng_get_url_current_for_language( $language_target['id'] ); |
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$new_item->db_id = 0; |
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$new_item->classes[] = 'wplng-language-target'; |
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$new_item->wplng_lang_id = $language_target['id']; |
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|
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if ( 's' === $args['layout']['value'] ) { |
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$new_item->menu_item_parent = $item_template->ID; |
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} |
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|
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if ( $language_current_id === $language_target['id'] ) { |
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|
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$new_item->classes[] = 'wplng-language-current'; |
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|
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if ( 'a' === $args['layout']['value'] ) { |
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$new_item->current = true; |
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$new_item->classes[] = 'current-menu-item'; |
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} |
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} |
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|
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if ( 'y' === $args['flags_style']['value'] ) { |
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$new_item->wplng_flag = $language_target['flag']; |
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|
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$new_item->wplng_alt = wplng_get_language_name_translated( |
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$language_target['id'], |
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$language_current_id |
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); |
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} |
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|
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$new_items[] = $new_item; |
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|
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++$offset; |
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} |
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} // End foreach $items |
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|
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return $new_items; |
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} |
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|
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|
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/** |
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* Add attribute in nav menu switcher |
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* |
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* @param array $atts |
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* @param WP_Post $menu_item |
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* @return array |
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*/ |
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function wplng_add_nav_menu_link_attributes_atts( $atts, $menu_item ) { |
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|
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if ( ! empty( $menu_item->wplng_flag ) ) { |
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$atts['data-wplng-flag'] = $menu_item->wplng_flag; |
| 378 |
} |
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|
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if ( ! empty( $menu_item->wplng_alt ) ) { |
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$atts['data-wplng-alt'] = $menu_item->wplng_alt; |
| 382 |
} |
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|
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if ( ! empty( $menu_item->wplng_lang_id ) ) { |
| 385 |
$atts['data-wplng-lang-id'] = $menu_item->wplng_lang_id; |
| 386 |
} |
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|
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if ( ! empty( $menu_item->classes ) |
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&& in_array( 'wplng-language-current', $menu_item->classes ) |
| 390 |
) { |
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$atts['onclick'] = 'event.preventDefault();'; |
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} |
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|
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return $atts; |
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} |
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|
