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<?php |
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/** |
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* MslsCustomFilter |
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* @author Maciej Czerpiński <[email protected]> |
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* @contributor Dennis Ploetner <[email protected]> |
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* @since 0.9.9 |
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*/ |
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namespace lloc\Msls; |
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/** |
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* Adding custom filter to posts/pages table. |
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* @package Msls |
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*/ |
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class MslsCustomFilter extends MslsMain { |
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/** |
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* Init |
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* |
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* @codeCoverageIgnore |
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* |
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* @return MslsCustomFilter |
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*/ |
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public static function init() { |
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$options = MslsOptions::instance(); |
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$collection = MslsBlogCollection::instance(); |
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$obj = new static( $options, $collection ); |
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if ( ! $options->is_excluded() ) { |
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$post_type = MslsPostType::instance()->get_request(); |
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if ( ! empty( $post_type ) ) { |
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add_action( 'restrict_manage_posts', [ $obj, 'add_filter' ] ); |
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add_filter( 'parse_query', [ $obj, 'execute_filter' ] ); |
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} |
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} |
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return $obj; |
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} |
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/** |
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* Echo's select tag with list of blogs |
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* @uses selected |
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*/ |
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public function add_filter() { |
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$id = ( |
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filter_has_var( INPUT_GET, 'msls_filter' ) ? |
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filter_input( INPUT_GET, 'msls_filter', FILTER_SANITIZE_NUMBER_INT ) : |
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'' |
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); |
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$blogs = $this->collection->get(); |
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if ( $blogs ) { |
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echo '<select name="msls_filter" id="msls_filter">'; |
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echo '<option value="">' . esc_html( __( 'Show all blogs', 'multisite-language-switcher' ) ) . '</option>'; |
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foreach ( $blogs as $blog ) { |
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printf( |
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'<option value="%d" %s>%s</option>', |
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$blog->userblog_id, |
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selected( $id, $blog->userblog_id, false ), |
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sprintf( __( 'Not translated in the %s-blog', 'multisite-language-switcher' ), $blog->get_description() ) |
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); |
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} |
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echo '</select>'; |
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} |
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} |
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/** |
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* Executes filter, excludes translated posts from WP_Query |
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* |
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* @param \WP_Query $query |
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* |
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* @return bool|\WP_Query |
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*/ |
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public function execute_filter( \WP_Query $query ) { |
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$blogs = $this->collection->get(); |
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if ( ! filter_has_var( INPUT_GET, 'msls_filter' ) ) { |
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return false; |
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} |
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$id = filter_input( INPUT_GET, 'msls_filter', FILTER_SANITIZE_NUMBER_INT ); |
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if ( isset( $blogs[ $id ] ) ) { |
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$cache = MslsSqlCacher::init( __CLASS__ )->set_params( __METHOD__ ); |
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// load post we need to exclude (already have translation) from search query |
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$posts = $cache->get_results( |
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$cache->prepare( |
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"SELECT option_id, option_name FROM {$cache->options} WHERE option_name LIKE %s AND option_value LIKE %s", |
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'msls_%', |
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'%"' . $blogs[ $id ]->get_language() . '"%' |
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) |
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); |
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$exclude_ids = []; |
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foreach ( $posts as $post ) { |
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$exclude_ids[] = substr( $post->option_name, 5 ); |
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} |
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$query->query_vars['post__not_in'] = $exclude_ids; |
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return $query; |
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} |
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return false; |
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} |
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} |
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lloc /
Multisite-Language-Switcher
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.