Sindbad~EG File Manager

<?php // phpcs:ignore WordPress.Files.FileName.NotHyphenatedLowercase
/**
 * ACF Functions file
 *
 * @package Cardealer
 * @version 1.0.0
 */

if ( ! function_exists( 'cardealer_acf_maybe_get' ) ) {
	/**
	 * Acf maybe get
	 *
	 * This function will return a var if it exists in an array
	 *
	 * @param array $array (array) the array to look within.
	 * @param array $key (key) the array key to look for. Nested values may be found using '/'.
	 * @param array $default (mixed) the value returned if not found.
	 *
	 * @return $post_id (int)
	 */
	function cardealer_acf_maybe_get( $array, $key, $default = null ) {
		/* vars */
		$keys = explode( '/', $key );

		/* loop through keys */
		foreach ( $keys as $k ) {
			/* return default if does not exist */
			if ( ! isset( $array[ $k ] ) ) {
				return $default;
			}

			/* update $array */
			$array = $array[ $k ];
		}
		return $array;
	}
}

if ( ! function_exists( 'cardealer_acf_get_attachment' ) ) {
	/**
	 * Acf get attachment
	 *
	 * This function will return an array of attachment data.
	 *
	 * @type function
	 * @date 5/01/2015
	 * @since 5.1.5
	 *
	 * @param array $post (mixed) either post ID or post object.
	 */
	function cardealer_acf_get_attachment( $post ) {

		/* post */
		$post = get_post( $post );

		/* bail early if no post */
		if ( ! $post ) {
			return false;
		}

		/* vars */
		$thumb_id = 0;
		$id       = $post->ID;
		$a        = array(
			'ID'          => $id,
			'id'          => $id,
			'title'       => $post->post_title,
			'filename'    => wp_basename( $post->guid ),
			'url'         => wp_get_attachment_url( $id ),
			'alt'         => get_post_meta( $id, '_wp_attachment_image_alt', true ),
			'author'      => $post->post_author,
			'description' => $post->post_content,
			'caption'     => $post->post_excerpt,
			'name'        => $post->post_name,
			'date'        => $post->post_date_gmt,
			'modified'    => $post->post_modified_gmt,
			'mime_type'   => $post->post_mime_type,
			'type'        => cardealer_acf_maybe_get( explode( '/', $post->post_mime_type ), 0, '' ),
			'icon'        => wp_mime_type_icon( $id ),
		);

		/* video may use featured image */
		if ( 'image' === $a['type'] ) {
			$thumb_id = $id;
			$src      = wp_get_attachment_image_src( $id, 'full' );

			$a['url']    = $src[0];
			$a['width']  = $src[1];
			$a['height'] = $src[2];
		} elseif ( 'audio' === $a['type'] || 'video' === $a['type'] ) {
			/* video dimentions */
			if ( 'video' === $a['type'] ) {
				$meta        = wp_get_attachment_metadata( $id );
				$a['width']  = cardealer_acf_maybe_get( $meta, 'width', 0 );
				$a['height'] = cardealer_acf_maybe_get( $meta, 'height', 0 );
			}

			/* feature image */
			$featured_id = get_post_thumbnail_id( $id );
			if ( $featured_id ) {
				$thumb_id = $featured_id;
			}
		}

		/* sizes */
		if ( $thumb_id ) {

			/* find all image sizes */
			$sizes = get_intermediate_image_sizes();
			if ( $sizes ) {
				$a['sizes'] = array();

				foreach ( $sizes as $size ) {
					/* url */
					$src = wp_get_attachment_image_src( $thumb_id, $size );

					/* add src */
					$a['sizes'][ $size ]             = $src[0];
					$a['sizes'][ $size . '-width' ]  = $src[1];
					$a['sizes'][ $size . '-height' ] = $src[2];
				}
			}
		}
		return $a;
	}
}