WORDPRESS: Base64 Image to Wordpress Uploads directory

WORDPRESS: Base64 Image to Wordpress Uploads directory

<?php
function tattoo_submit() {
	if ( isset( $_POST['addtattoo'] ) ) {
		$title = 'tattoo';

		// Upload dir.
		$upload_dir  = wp_upload_dir();
		$upload_path = str_replace( '/', DIRECTORY_SEPARATOR, $upload_dir['path'] ) . DIRECTORY_SEPARATOR;

		$img_type = 'jpeg';
		$img_ext  = 'jpg';

		// @new
		$base64_img      = $_POST['imageData'];
		$img             = str_replace( 'data:image/'.$img_type.';base64,', '', $base64_img );
		$img             = str_replace( ' ', '+', $img );
		$decoded         = base64_decode( $img) ;
		$filename        = $title . $img_ext;
		$hashed_filename = md5( $filename . microtime() ) . '_' . $filename;

		// @new
		$image_upload = file_put_contents( $upload_path . $hashed_filename, $decoded );

		// HANDLE UPLOADED FILE.
		if ( ! function_exists( 'wp_handle_sideload' ) ) {
			require_once ABSPATH . 'wp-admin/includes/file.php';
		}

		// Without that I'm getting a debug error!?
		if ( ! function_exists( 'wp_get_current_user' ) ) {
			require_once ABSPATH . 'wp-includes/pluggable.php';
		}

		// @new
		$file             = array();
		$file['error']    = '';
		$file['tmp_name'] = $upload_path . $hashed_filename;
		$file['name']     = $hashed_filename;
		$file['type']     = 'image/png';
		$file['size']     = filesize( $upload_path . $hashed_filename );

		// upload file to server
		// @new use $file instead of $image_upload.
		$file_return = wp_handle_sideload(
			$file,
			array(
				'test_form' => false,
			)
		);

		$filename   = $file_return['file'];
		$attachment = array(
			'post_mime_type' => $file_return['type'],
			'post_title'     => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
			'post_content'   => '',
			'post_status'    => 'inherit',
			'guid'           => $wp_upload_dir['url'] . '/' . basename( $filename ),
		);
		$attach_id  = wp_insert_attachment( $attachment, $filename, 289 );

		require_once ABSPATH . 'wp-admin/includes/image.php';

		$attach_data = wp_generate_attachment_metadata( $attach_id, $filename );
		wp_update_attachment_metadata( $attach_id, $attach_data );
		$jsonReturn = array(
			'Status' => 'Success',
		);

		// Save Post.
		$title = '"Tattoo : '. $_POST['tatooInput'];

		$my_post = array(
			'post_title'  => $title,
			'post_status' => 'publish',
			'post_author' => 1,
			'post_type'   => 'tattoo',
		);

		// Insert the post into the database.
		$tattoo_id = wp_insert_post( $my_post );

		if ( $tattoo_id ){
			add_post_meta( $tattoo_id, 'text', $_POST['tatooInput'] );
			add_post_meta( $tattoo_id, 'image', $_POST['imageData'] );
			add_post_meta( $tattoo_id, 'image_id', $attach_id );
			exit( wp_safe_redirect( get_permalink( $tattoo_id ) ) );
		}
	}
}