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add_action( \'template_redirect\', \'smartwp_capture_page_view_time\' );
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function smartwp_capture_page_view_time() {
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if ( ! is_user_logged_in() ) {
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return;
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}
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$user_id = get_current_user_id();
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$last_page_view = get_user_meta( $user_id, \'last_page_view\', true );
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if ( empty($last_page_view) || (time() - $last_page_view) > 300 ) { // 5分钟=300秒，可以自己适当修改，别太短
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update_user_meta( $user_id, \'last_page_view\', time() );
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}
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}
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add_filter( \'manage_users_columns\', \'smartwp_user_last_view_column\' );
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add_filter( \'manage_users_custom_column\', \'smartwp_last_view_column\', 10, 3 );
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function smartwp_user_last_view_column( $columns ) {
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$columns[\'last_page_view\'] = \'最后浏览时间\';
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return $columns;
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}
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function smartwp_last_view_column( $output, $column_id, $user_id ){
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if( $column_id == \'last_page_view\' ) {
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$last_view = get_user_meta( $user_id, \'last_page_view\', true );
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$date_format = \'M j, Y\';
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$hover_date_format = \'F j, Y, g:i a\';
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$output = \'<div class=\"last-view-meta\">\';
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if ( $last_view ) {
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if ( (time() - $last_view) <= 300 ) {
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$output .= \'<span style=\"color:#4CAF50;\">●</span> 在线\';
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} else {
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$output .= \'<span style=\"color:#9E9E9E;\">●</span> 最后上线: \' . human_time_diff( $last_view ) . \' 前\';
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}
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} else {
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$output .= \'无记录\';
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}
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$output .= \'</div>\';
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}
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return $output;
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}
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// 短代码
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add_filter( \'manage_users_sortable_columns\', \'smartwp_sortable_last_view_column\' );
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add_action( \'pre_get_users\', \'smartwp_sort_last_view_column\' );
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function smartwp_sortable_last_view_column( $columns ) {
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return wp_parse_args( array(
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\'last_page_view\' => \'last_page_view\'
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), $columns );
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}
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function smartwp_sort_last_view_column( $query ) {
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if( !is_admin() ) {
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return $query;
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}
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$screen = get_current_screen();
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if( isset( $screen->base ) && $screen->base !== \'users\' ) {
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return $query;
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}
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if( isset( $_GET[ \'orderby\' ] ) && $_GET[ \'orderby\' ] == \'last_page_view\' ) {
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$query->query_vars[\'meta_key\'] = \'last_page_view\';
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$query->query_vars[\'orderby\'] = \'meta_value\';
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}
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return $query;
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}
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function smartwp_lastview_shortcode( $atts ) {
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$atts = shortcode_atts(
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array(
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\'user_id\' => get_current_user_id(),
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\'label\' => \'\',
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), $atts, \'lastview\' );
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$user_id = absint( $atts[\'user_id\'] );
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$user = get_user_by( \'id\', $user_id );
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if ( ! $user ) {
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return \'<span style=\"color:red;\">用户不存在</span>\';
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}
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$last_view = get_user_meta( $user_id, \'last_page_view\', true );
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$current_time = time();
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// 判断在线
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$is_online = ( $current_time - $last_view ) <= 300;
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$online_text = $atts[\'label\'] ? $atts[\'label\'] : \'● 在线\';
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$offline_text = $atts[\'label\'] ? \'● 最后上线：\' . human_time_diff( $last_view ) . \'前\' : \'● 最后上线：\' . human_time_diff( $last_view ) . \'前\';
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$output = \'<span class=\"user-status\">\';
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if ( $is_online ) {
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$output .= \'<span class=\"online-status online\" title=\"在线\"></span> \';
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$output .= \'<strong style=\"color:#4CAF50;\">\' . $online_text . \'</strong>\';
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} else {
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$output .= \'<span class=\"online-status offline\" title=\"离线\"></span> \';
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$output .= \'<strong style=\"color:#9E9E9E;\">\' . $offline_text . \'</strong>\';
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}
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$output .= \'</span>\';
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return $output;
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}
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add_shortcode( \'lastview\', \'smartwp_lastview_shortcode\' );