File Content: class-kkart-product-download.php <?php /** * Represents a file which can be downloaded. * * @package Kkart\Classes * @version 3.0.0 * @since 3.0.0 */ defined( 'ABSPATH' ) || exit; /** * Product download class. */ class KKART_Product_Download implements ArrayAccess { /** * Data array. * * @since 3.0.0 * @var array */ protected $data = array( 'id' => '', 'name' => '', 'file' => '', ); /** * Returns all data for this object. * * @return array */ public function get_data() { return $this->data; } /** * Get allowed mime types. * * @return array */ public function get_allowed_mime_types() { return apply_filters( 'kkart_downloadable_file_allowed_mime_types', get_allowed_mime_types() ); } /** * Get type of file path set. * * @param string $file_path optional. * @return string absolute, relative, or shortcode. */ public function get_type_of_file_path( $file_path = '' ) { $file_path = $file_path ? $file_path : $this->get_file(); if ( 0 === strpos( $file_path, 'http' ) || 0 === strpos( $file_path, '//' ) ) { return 'absolute'; } elseif ( '[' === substr( $file_path, 0, 1 ) && ']' === substr( $file_path, -1 ) ) { return 'shortcode'; } else { return 'relative'; } } /** * Get file type. * * @return string */ public function get_file_type() { $type = wp_check_filetype( strtok( $this->get_file(), '?' ), $this->get_allowed_mime_types() ); return $type['type']; } /** * Get file extension. * * @return string */ public function get_file_extension() { $parsed_url = wp_parse_url( $this->get_file(), PHP_URL_PATH ); return pathinfo( $parsed_url, PATHINFO_EXTENSION ); } /** * Check if file is allowed. * * @return boolean */ public function is_allowed_filetype() { $file_path = $this->get_file(); // File types for URL-based files located on the server should get validated. $is_file_on_server = false; if ( false !== stripos( $file_path, network_site_url( '/', 'https' ) ) || false !== stripos( $file_path, network_site_url( '/', 'http' ) ) || false !== stripos( $file_path, site_url( '/', 'https' ) ) || false !== stripos( $file_path, site_url( '/', 'http' ) ) ) { $is_file_on_server = true; } if ( ! $is_file_on_server && 'relative' !== $this->get_type_of_file_path() ) { return true; } return ! $this->get_file_extension() || in_array( $this->get_file_type(), $this->get_allowed_mime_types(), true ); } /** * Validate file exists. * * @return boolean */ public function file_exists() { if ( 'relative' !== $this->get_type_of_file_path() ) { return true; } $file_url = $this->get_file(); if ( '..' === substr( $file_url, 0, 2 ) || '/' !== substr( $file_url, 0, 1 ) ) { $file_url = realpath( ABSPATH . $file_url ); } elseif ( substr( WP_CONTENT_DIR, strlen( untrailingslashit( ABSPATH ) ) ) === substr( $file_url, 0, strlen( substr( WP_CONTENT_DIR, strlen( untrailingslashit( ABSPATH ) ) ) ) ) ) { $file_url = realpath( WP_CONTENT_DIR . substr( $file_url, 11 ) ); } return apply_filters( 'kkart_downloadable_file_exists', file_exists( $file_url ), $this->get_file() ); } /* |-------------------------------------------------------------------------- | Setters |-------------------------------------------------------------------------- */ /** * Set ID. * * @param string $value Download ID. */ public function set_id( $value ) { $this->data['id'] = kkart_clean( $value ); } /** * Set name. * * @param string $value Download name. */ public function set_name( $value ) { $this->data['name'] = kkart_clean( $value ); } /** * Set previous_hash. * * @deprecated 3.3.0 No longer using filename based hashing to keep track of files. * @param string $value Previous hash. */ public function set_previous_hash( $value ) { kkart_deprecated_function( __FUNCTION__, '3.3' ); $this->data['previous_hash'] = kkart_clean( $value ); } /** * Set file. * * @param string $value File URL/Path. */ public function set_file( $value ) { switch ( $this->get_type_of_file_path( $value ) ) { case 'absolute': $this->data['file'] = esc_url_raw( $value ); break; default: $this->data['file'] = kkart_clean( $value ); break; } } /* |-------------------------------------------------------------------------- | Getters |-------------------------------------------------------------------------- */ /** * Get id. * * @return string */ public function get_id() { return $this->data['id']; } /** * Get name. * * @return string */ public function get_name() { return $this->data['name']; } /** * Get previous_hash. * * @deprecated 3.3.0 No longer using filename based hashing to keep track of files. * @return string */ public function get_previous_hash() { kkart_deprecated_function( __FUNCTION__, '3.3' ); return $this->data['previous_hash']; } /** * Get file. * * @return string */ public function get_file() { return $this->data['file']; } /* |-------------------------------------------------------------------------- | ArrayAccess/Backwards compatibility. |-------------------------------------------------------------------------- */ /** * OffsetGet. * * @param string $offset Offset. * @return mixed */ public function offsetGet( $offset ) { switch ( $offset ) { default: if ( is_callable( array( $this, "get_$offset" ) ) ) { return $this->{"get_$offset"}(); } break; } return ''; } /** * OffsetSet. * * @param string $offset Offset. * @param mixed $value Offset value. */ public function offsetSet( $offset, $value ) { switch ( $offset ) { default: if ( is_callable( array( $this, "set_$offset" ) ) ) { return $this->{"set_$offset"}( $value ); } break; } } /** * OffsetUnset. * * @param string $offset Offset. */ public function offsetUnset( $offset ) {} /** * OffsetExists. * * @param string $offset Offset. * @return bool */ public function offsetExists( $offset ) { return in_array( $offset, array_keys( $this->data ), true ); } } Submit