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✏️ Editing: listing-post.php

<?php defined( 'ABSPATH' ) OR die( 'This script cannot be accessed directly.' );

/**
 * Output one post from Grid listing.
 *
 * (!) Should be called in WP_Query fetching loop only.
 * @link   https://codex.wordpress.org/Class_Reference/WP_Query#Standard_Loop
 *
 * @var $post_classes string CSS classes
 *
 * @action Before the template: 'us_before_template:templates/grid/listing-post'
 * @action After the template: 'us_after_template:templates/grid/listing-post'
 * @filter Template variables: 'us_template_vars:templates/grid/listing-post'
 */

global $us_grid_listing_post_atts;
$columns = $us_grid_listing_post_atts['columns'];
$grid_layout_settings = $us_grid_listing_post_atts['grid_layout_settings'];
$type = $us_grid_listing_post_atts['type'];
$ignore_items_size = $us_grid_listing_post_atts['ignore_items_size'];
$is_widget = $us_grid_listing_post_atts['is_widget'];
$load_animation = $us_grid_listing_post_atts['load_animation'];
$overriding_link = $us_grid_listing_post_atts['overriding_link'];

$post_atts = array(
	'class' => 'w-grid-item',
	'data-id' => get_the_ID(),
);

// Add items appearance animation on loading
if ( $load_animation !== 'none' AND ! us_amp() ) {
	$post_atts['class'] .= ' animate_' . $load_animation;
	if ( $type == 'masonry' ) {
		$post_atts['class'] .= ' animate_off_autostart';
	}

// Set "animation-delay" for every doubled amount of columns
	if ( $columns > 1 ) {
		global $us_grid_item_counter;
		$post_atts['style'] = sprintf( 'animation-delay:%ss', 0.1 * $us_grid_item_counter );

// Calcualte columns factor for better population on single screen
		if ( $columns >= 7 ) {
			$columns_factor = 4;
		} elseif ( $columns >= 5 ) {
			$columns_factor = 3;
		} else {
			$columns_factor = 2;
		}

if ( ( $us_grid_item_counter + 1 ) < $columns * $columns_factor ) {
			$us_grid_item_counter ++;
		} else {
			$us_grid_item_counter = 0;
		}
	}
}

// Size class for Portfolio Pages
if (
	! us_amp()
	AND ! $ignore_items_size
	AND ! $is_widget
	AND $type != 'carousel'
	AND usof_meta( 'us_tile_size' ) != ''
) {
	$post_atts['class'] .= ' size_' . usof_meta( 'us_tile_size' );
}

// Generate background property based on image and color
$background_value = '';
$bg_img_source = us_arr_path( $grid_layout_settings, 'default.options.bg_img_source' );

// Check if image source is set and it's not from Media Library (cause it's set in listing-start.php)
if ( ! in_array( $bg_img_source, array( 'none', 'media' ) ) ) {

// Featured image source
	if ( $bg_img_source == 'featured' ) {
		$bg_image = wp_get_attachment_image_url( get_post_thumbnail_id(), 'full' );

// Custom Field image source
	} elseif ( $postID = get_the_ID() ) {
		$bg_image = wp_get_attachment_image_url( get_post_meta( $postID, $bg_img_source, TRUE ), 'full' );
	}

// Image types from ACF
	if ( empty( $bg_image ) AND function_exists( 'acf_get_field' ) AND $acf_field = acf_get_field( $bg_img_source ) ) {
		foreach ( array_keys( us_get_taxonomies() ) as $taxonomy_slug ) {
			$taxonomy_ids = wp_get_object_terms( get_the_ID(), $taxonomy_slug, array( 'fields' => /* return */ 'ids' ) );
			foreach ( $taxonomy_ids as $taxonomy_id ) {
				if ( $term_meta = get_term_meta( $taxonomy_id, $bg_img_source, TRUE ) ) {
					$bg_image = wp_get_attachment_image_url( $term_meta, 'full' );
					break 2;
				}
			}
		}
	}

// If the image exists, combine it with other background properties
	if ( ! empty( $bg_image ) ) {
		$background_value .= 'url(' . $bg_image . ') ';
		$background_value .= us_arr_path( $grid_layout_settings, 'default.options.bg_img_position' );
		$background_value .= '/';
		$background_value .= us_arr_path( $grid_layout_settings, 'default.options.bg_img_size' );
		$background_value .= ' ';
		$background_value .= us_arr_path( $grid_layout_settings, 'default.options.bg_img_repeat' );

$bg_color = usof_meta( 'us_tile_bg_color' )
			? usof_meta( 'us_tile_bg_color' )
			: us_arr_path( $grid_layout_settings, 'default.options.color_bg' );

$bg_color = us_get_color( $bg_color, /* Gradient */ TRUE );

// If the color value contains gradient, add comma for correct appearance
		if ( strpos( $bg_color, 'gradient' ) !== FALSE ) {
			$background_value .= ',';
		}
		$background_value .= ' ' . $bg_color;
	}
}

if ( ! $background_value ) {
	$background_value = usof_meta( 'us_tile_bg_color' );
	$background_value = us_get_color( $background_value, /* Gradient */ TRUE );
}

$color_value = usof_meta( 'us_tile_text_color' );

// Custom colors for Portfolio Pages
$inline_css = us_prepare_inline_css(
	array(
		'background' => $background_value,
		'color' => us_get_color( $color_value ),
	)
);

// Generate Overriding Link semantics to the whole grid item
$link_atts = array(
	'class' => 'w-grid-item-anchor',
);
if ( $overriding_link == 'post' OR $overriding_link == 'popup_post' ) {

// Force custom link from metabox option
	if ( $tile_custom_link = json_decode( usof_meta( 'us_tile_link' ), TRUE ) AND ! empty( $tile_custom_link['url'] ) ) {
		$post_atts['class'] .= ' custom-link';
		$link_atts['href'] = $tile_custom_link['url'];

if ( ! empty( $tile_custom_link['target'] ) ) {
			$link_atts['target'] = '_blank';
			$link_atts['rel'] = 'noopener';

// If link to an image, open it in a popup
		} elseif ( ! us_amp() AND preg_match( "/\.(bmp|gif|jpeg|jpg|png)$/i", $link_atts['href'] ) ) {
			$link_atts['ref'] = 'magnificPopupGrid';
		}

} else {
		$link_atts['href'] = apply_filters( 'the_permalink', get_permalink() );
		$link_atts['rel'] = 'bookmark';
	}

// Force opening in a new tab for "Link" post format
	if ( get_post_format() == 'link' ) {
		$link_atts['target'] = '_blank';
		$link_atts['rel'] = 'noopener';
	}

} elseif ( $overriding_link == 'popup_post_image' ) {
	$tnail_id = get_post_thumbnail_id();
	if ( $link_atts['href'] = wp_get_attachment_image_url( $tnail_id, 'full' ) ) {
		if ( ! us_amp() ) {
			$link_atts['ref'] = 'magnificPopupGrid';
		}

// Use the Caption as a title
		$attachment = get_post( $tnail_id );
		$link_atts['title'] = trim( strip_tags( $attachment->post_excerpt ) );

// If it's empty, use the Alt
		if ( empty( $link_atts['title'] ) ) {
			$link_atts['title'] = trim( strip_tags( get_post_meta( $attachment->ID, '_wp_attachment_image_alt', TRUE ) ) );
		}

// If it's empty, use the Title
		if ( empty( $link_atts['title'] ) ) {
			$link_atts['title'] = trim( strip_tags( get_the_title() ) );
		}
	}
}

// Add aria-label if "title" attribute is absent for accessibility support
if ( empty( $link_atts['title'] ) ) {
	$link_atts['aria-label'] = strip_tags( get_the_title() );
}

// Apply theme filter
$post_atts['class'] = apply_filters( 'us_grid_item_classes', $post_atts['class'], get_the_id() );

// Append WP post classes
$post_atts['class'] .= ' ' . implode( ' ', get_post_class() );

ob_start();
?>
	<article <?php echo us_implode_atts( $post_atts ) ?>>
		<div class="w-grid-item-h"<?= $inline_css ?>>
			<?php if ( ! empty( $link_atts['href'] ) ): ?>
				<a <?= us_implode_atts( $link_atts ) ?>></a>
			<?php endif; ?>
			<?php us_output_builder_elms( $grid_layout_settings, 'default', 'middle_center', 'grid', 'post' ); ?>
		</div>
	</article>
<?php
echo apply_filters( 'us_grid_listing_post', ob_get_clean() );

MR SKB