Attempt to hide products with certain tag (WooCommerce)

content-product.php

<?php
	/**
	 * The template for displaying product content within loops.
	 *
	 * Override this template by copying it to yourtheme/woocommerce/content-product.php
	 *
	 * @author 		WooThemes
	 * @package 	WooCommerce/Templates
	 * @version     2.4.0
	 */

	if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly

	global $product, $woocommerce_loop, $catalog_mode;

	// Store loop count we're currently on
	if ( empty( $woocommerce_loop['loop'] ) )
		$woocommerce_loop['loop'] = 0;

	// Store column count for displaying the grid
	if ( empty( $woocommerce_loop['columns'] ) )
		$woocommerce_loop['columns'] = apply_filters( 'loop_shop_columns', 4 );

	// Ensure visibility
	if ( ! $product || ! $product->is_visible() )
		return;

	// Increase loop count
	$woocommerce_loop['loop']++;

	// Extra post classes
	$classes = array();
	if ( 0 == ( $woocommerce_loop['loop'] - 1 ) % $woocommerce_loop['columns'] || 1 == $woocommerce_loop['columns'] )
		$classes[] = 'first';
	if ( 0 == $woocommerce_loop['loop'] % $woocommerce_loop['columns'] )
		$classes[] = 'last';

	$options = get_option('sf_neighborhood_options');
	$product_overlay_transition = $options['product_overlay_transition'];
	$overlay_transition_type = "";

	if (isset($options['overlay_transition_type'])) {
		$overlay_transition_type = $options['overlay_transition_type'];
	}

	if (is_singular('portfolio')) {
	$woocommerce_loop['columns'] = apply_filters( 'loop_shop_columns', 4 );
	}

	$enable_product_desc = false;
	if ( isset( $options['enable_product_desc'] ) ) {
		$enable_product_desc = $options['enable_product_desc'];
	}
	$product_description = sf_get_post_meta($post->ID, 'sf_product_short_description', true);
	if ($product_description == "") {
		$product_description = $post->post_excerpt;
	}

	/* Filter product display by user & tag */
	$product_tags = wp_get_post_terms( $product->id, 'product_tag' );

	if ( ! empty( $product_tags ) ) {
		foreach( $product_tags as $tag ) {
			//if ( ( $tag->slug === 'retail' && is_user_logged_in() ) || ( $tag->slug=== 'wholesale' && ! is_user_logged_in() ) ) {
			if ( $tag->slug === 'wholesale' && ! is_user_logged_in() ) {
				return;
			}
		}
	}
?>
<li <?php post_class( $classes ); ?>>

	<?php do_action( 'woocommerce_before_shop_loop_item' ); ?>

	<?php if ($product_overlay_transition) {
		if ($overlay_transition_type == "slideleft") { ?>
		<figure class="product-transition-alt">
	<?php } else if ($overlay_transition_type == "fade") { ?>
		<figure class="product-transition-fade">
	<?php } else { ?>
		<figure class="product-transition">
	<?php }
	?>
	<?php } else { ?>
	<figure class="no-transition">
	<?php } ?>
		<?php

			$image_html = "";

			if (is_out_of_stock()) {

				echo '<span class="out-of-stock-badge">' . __( 'Out of Stock', 'swiftframework' ) . '</span>';

			} else if ($product->is_on_sale()) {

				echo apply_filters('woocommerce_sale_flash', '<span class="onsale">'. __( 'Sale!', 'swiftframework' ).'</span>', $post, $product);

			} else if (!$product->get_price()) {

				echo '<span class="free-badge">' . __( 'Free', 'swiftframework' ) . '</span>';

			} else {

				$postdate 		= get_the_time( 'Y-m-d' );			// Post date
				$postdatestamp 	= strtotime( $postdate );			// Timestamped post date
				$newness 		= 7; 	// Newness in days

				if ( ( time() - ( 60 * 60 * 24 * $newness ) ) < $postdatestamp ) { // If the product was published within the newness time frame display the new badge
					echo '<span class="wc-new-badge">' . __( 'New', 'swiftframework' ) . '</span>';
				}

			}

			if ( has_post_thumbnail() ) {
				$image_html = wp_get_attachment_image( get_post_thumbnail_id(), 'shop_catalog' );
			}
		?>

		<a href="<?php the_permalink(); ?>">

			<?php

				if ( version_compare( WOOCOMMERCE_VERSION, "2.0.0" ) >= 0 ) {

					$attachment_ids = $product->get_gallery_attachment_ids();

					$img_count = 0;

					if ($attachment_ids) {

						echo '<div class="product-image">'.$image_html.'</div>';

						foreach ( $attachment_ids as $attachment_id ) {

							if ( sf_get_post_meta( $attachment_id, '_woocommerce_exclude_image', true ) )
								continue;

							echo '<div class="product-image second-image">'.wp_get_attachment_image( $attachment_id, 'shop_catalog' ).'</div>';

							$img_count++;

							if ($img_count == 1) break;

						}

					} else {

						echo '<div class="product-image">'.$image_html.'</div>';
						echo '<div class="product-image second-image">'.$image_html.'</div>';

					}

				} else {

					$attachments = get_posts( array(
						'post_type' 	=> 'attachment',
						'numberposts' 	=> -1,
						'post_status' 	=> null,
						'post_parent' 	=> $post->ID,
						'post__not_in'	=> array( get_post_thumbnail_id() ),
						'post_mime_type'=> 'image',
						'orderby'		=> 'menu_order',
						'order'			=> 'ASC'
					) );

					$img_count = 0;

					if ($attachments) {

						$loop = 0;
						$columns = apply_filters( 'woocommerce_product_thumbnails_columns', 3 );

						foreach ( $attachments as $key => $attachment ) {

							if ( sf_get_post_meta( $attachment->ID, '_woocommerce_exclude_image', true ) == 1 )
								continue;

							echo '<div class="product-image">'.wp_get_attachment_image( $attachment->ID, 'shop_catalog' ).'</div>';

							$img_count++;

							if ($img_count == 1) break;

						}

					} else {

						echo '<div class="product-image">'.$image_html.'</div>';
						echo '<div class="product-image second-image">'.$image_html.'</div>';

					}

				}
			?>
		</a>
		<?php if (!$catalog_mode) { ?>
		<figcaption>
			<div class="shop-actions clearfix">
			<?php do_action( 'woocommerce_after_shop_loop_item' ); ?>
			</div>
		</figcaption>
		<?php } ?>
	</figure>

	<div class="product-details">
		<?php
			/**
			 * woocommerce_before_shop_loop_item_title hook
			 *
			 * @hooked woocommerce_show_product_loop_sale_flash - 10
			 * @hooked woocommerce_template_loop_product_thumbnail - 10
			 */
			do_action( 'woocommerce_before_shop_loop_item_title' );
		?>
		<h3><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h3>
		<?php
			$size = sizeof( get_the_terms( $post->ID, 'product_cat' ) );
			echo $product->get_categories( ', ', '<span class="posted_in">' . _n( '', '', $size, 'swiftframework' ) . ' ', '</span>' );
		?>

		<?php if ($enable_product_desc) { ?>
			<div class="product-desc">
				<?php echo do_shortcode($product_description); ?>
			</div>
		<?php } ?>

	</div>

	<?php
		/**
		 * woocommerce_after_shop_loop_item_title hook
		 *
		 * @hooked woocommerce_template_loop_price - 10
		 */
		do_action( 'woocommerce_after_shop_loop_item_title' );
	?>

</li>