Class Storage

constructor

• new Storage(options): Storage

• Parameters

  • options: StorageOptions

  Returns Storage

userSession

deleteFile

• deleteFile(path, options?): Promise<void>

• Deletes the specified file from the app's data store.

  Parameters

  • path: string

    The path to the file to delete.

  • Optional options: {
        wasSigned?: boolean;
    }

    Optional options object.

    • Optional wasSigned?: boolean

      Set to true if the file was originally signed in order for the corresponding signature file to also be deleted.

  Returns Promise<void>

  Resolves when the file has been removed or rejects with an error.

getAppBucketUrl

• getAppBucketUrl(gaiaHubUrl, appPrivateKey): Promise<string>

• Get the app storage bucket URL

  Parameters

  • gaiaHubUrl: string

    the gaia hub URL

  • appPrivateKey: string

    the app private key used to generate the app address

  Returns Promise<string>

  That resolves to the URL of the app index file or rejects if it fails

getFile

• getFile(path, options?): Promise<null | string | ArrayBuffer>

• Retrieves the specified file from the app's data store.

  Parameters

  • path: string

    the path to the file to read

  • Optional options: GetFileOptions

    a [[GetFileOptions]] object

  Returns Promise<null | string | ArrayBuffer>

  that resolves to the raw data in the file or rejects with an error

getFileContents

• getFileContents(path, app, username, zoneFileLookupURL, forceText, fetchFn?): Promise<null | string | ArrayBuffer>

• Parameters

  • path: string

  • app: string

  • username: undefined | string

  • zoneFileLookupURL: undefined | string

  • forceText: boolean

  • fetchFn: FetchFn = ...

  Returns Promise<null | string | ArrayBuffer>

getFileSignedUnencrypted

• getFileSignedUnencrypted(path, opt): Promise<null | string | ArrayBuffer>

• Parameters

  • path: string

  • opt: GetFileOptions

  Returns Promise<null | string | ArrayBuffer>

getFileUrl

• getFileUrl(path, options?): Promise<string>

• Get the URL for reading a file from an app's data store.

  Parameters

  • path: string

    the path to the file to read

  • Optional options: GetFileUrlOptions

  Returns Promise<string>

  that resolves to the URL or rejects with an error

getGaiaAddress

• getGaiaAddress(app, username?, zoneFileLookupURL?): Promise<string>

• Parameters

  • app: string

  • Optional username: string

  • Optional zoneFileLookupURL: string

  Returns Promise<string>

getUserAppFileUrl

• getUserAppFileUrl(path, username, appOrigin, zoneFileLookupURL?): Promise<undefined | string>

• Fetch the public read URL of a user file for the specified app.

  Parameters

  • path: string

    the path to the file to read

  • username: string

    The Blockstack ID of the user to look up

  • appOrigin: string

    The app origin

  • Optional zoneFileLookupURL: string

    The URL to use for zonefile lookup. If falsey, this will use the blockstack.js's [[getNameInfo]] function instead.

  Returns Promise<undefined | string>

  that resolves to the public read URL of the file or rejects with an error

handleSignedEncryptedContents

• handleSignedEncryptedContents(path, storedContents, app, privateKey?, username?, zoneFileLookupURL?): Promise<string | Uint8Array>

• Parameters

  • path: string

  • storedContents: string

  • app: string

  • Optional privateKey: string

  • Optional username: string

  • Optional zoneFileLookupURL: string

  Returns Promise<string | Uint8Array>

listFiles

• listFiles(callback): Promise<number>

• List the set of files in this application's Gaia storage bucket.

  Parameters

  • callback: ((name) => boolean)

    a callback to invoke on each named file that returns true to continue the listing operation or false to end it. If the call is ended early by the callback, the last file is excluded. If an error occurs the entire call is rejected.

    • • (name): boolean

      • Parameters

        • name: string

        Returns boolean

  Returns Promise<number>

  that resolves to the number of files listed

putFile

• putFile(path, content, options?): Promise<string>

• Stores the data provided in the app's data store to the file specified.

  Parameters

  • path: string

    the path to store the data in

  • content: string | Uint8Array | Blob | ArrayBufferView

    the data to store in the file

  • Optional options: PutFileOptions

    a [[PutFileOptions]] object

  Returns Promise<string>

  that resolves if the operation succeed and rejects if it failed