CommunitySolidServer/src/storage/mapping/FileIdentifierMapper.ts

50 lines
1.7 KiB
TypeScript

import type { ResourceIdentifier } from '../../ldp/representation/ResourceIdentifier';
export interface ResourceLink {
/**
* Identifier of a resource.
*/
identifier: ResourceIdentifier;
/**
* File path of a resource.
*/
filePath: string;
/**
* Content-type for a document (not defined for containers).
*/
contentType?: string;
}
/**
* Supports mapping a file to an URL and back.
*/
export interface FileIdentifierMapper {
/**
* Maps the given file path to an URL and determines the content-type
* @param filePath - The input file path.
* @param isContainer - If the path corresponds to a file.
*
* @returns A ResourceLink with all the necessary metadata.
*/
mapFilePathToUrl: (filePath: string, isContainer: boolean) => Promise<ResourceLink>;
/**
* Maps the given resource identifier / URL to a file path.
* Determines the content-type if no content-type was provided by finding the corresponding file.
* If there is no corresponding file a file path will be generated.
* For containers the content-type input gets ignored.
* @param identifier - The input identifier.
* @param contentType - The (optional) content-type of the resource.
*
* @returns A ResourceLink with all the necessary metadata.
*/
mapUrlToFilePath: (identifier: ResourceIdentifier, contentType?: string) => Promise<ResourceLink>;
}
/**
* Factory that can create FileIdentifierMappers so the base and rootFilePath can be set dynamically.
* Specifically used when identifiers need to be generated for a new pod (since pod identifiers are generated).
*/
export interface FileIdentifierMapperFactory<T extends FileIdentifierMapper = FileIdentifierMapper> {
create: (base: string, rootFilePath: string) => Promise<T>;
}