Class: Store

The Store contains all data that is known locally. It can be used to fetch additional data from the web and also update data and sync it back to editable resources.

Constructors

Constructor

new Store(session, offlineCache?, onlineStatus?, internalStore?): Store

Defined in: src/Store.ts:62

Parameters

internalStore?

IndexedFormula = ...

Returns

Store

Properties

additions$

additions$: Subject\<Quad\<Quad_Subject, Quad_Predicate, Quad_Object, Quad_Graph>>

Defined in: src/Store.ts:57

DESCRIBEDBY

readonly DESCRIBEDBY: NamedNode

Defined in: src/Store.ts:83

removals$

removals$: Subject\<Quad\<Quad_Subject, Quad_Predicate, Quad_Object, Quad_Graph>>

Defined in: src/Store.ts:58

Methods

addNewThing()

addNewThing(uri, name, type): Promise\<void>

Defined in: src/Store.ts:226

Parameters

uri

string

name

string

type

string

Returns

Promise\<void>

addPropertyValue()

addPropertyValue(thing, property, value): Promise\<void>

Defined in: src/Store.ts:153

Adds a new value to the property of the given thing

Parameters

thing

Thing

property

string

value

string

Returns

Promise\<void>

addRelation()

addRelation(thing, property, uri): Promise\<void>

Defined in: src/Store.ts:207

Adds a new relation (link) from the thing to the given uri using the property

Parameters

thing

Thing

property

string

uri

string

Returns

Promise\<void>

any()

any(subject?, predicate?, object?, graph?): Term | null

Defined in: src/Store.ts:392

Any one RDF/JS term matching the first wildcard in the provided quad pattern

Parameters

subject?

Quad_Subject | null

predicate?

Quad_Predicate | null

object?

Quad_Object | null

graph?

Quad_Graph | null

Returns

Term | null

RDF/JS term

anyValue()

anyValue(subject?, predicate?, object?, graph?): string | undefined

Defined in: src/Store.ts:428

Value of any one RDF/JS term matching the first wildcard in the provided quad pattern

Parameters

subject?

Quad_Subject | null

predicate?

Quad_Predicate | null

object?

Quad_Object | null

graph?

Quad_Graph | null

Returns

string | undefined

value of RDF/JS term

each()

each(subject?, predicate?, object?, graph?): Term[]

Defined in: src/Store.ts:359

RDF/JS terms matching the first wildcard in the provided quad pattern

Parameters

subject?

Quad_Subject | null

predicate?

Quad_Predicate | null

object?

Quad_Object | null

graph?

Quad_Graph | null

Returns

Term[]

Array of terms

editPropertyValue()

editPropertyValue(thing, property, oldValue, newValue): Promise\<void>

Defined in: src/Store.ts:167

Updates the value of the given property of the given thing to the new value

Parameters

thing

Thing

property

string

oldValue

string

newValue

string

Returns

Promise\<void>

executeUpdate()

executeUpdate(operation): Promise\<void>

Defined in: src/Store.ts:253

Parameters

operation

UpdateOperation

Returns

Promise\<void>

fetch()

fetch(uri): Promise\<void>

Defined in: src/Store.ts:91

Fetch data for the given URI to the internalStore. If the response includes a Link header with rel="describedby", the metadata document will also be fetched automatically.

Parameters

uri

string

Returns

Promise\<void>

fetchAll()

fetchAll(uris): Promise\<PromiseSettledResult\<void>[]>

Defined in: src/Store.ts:133

Fetch all the given URIs in parallel and put the data to the internalStore

Parameters

uris

string[]

Returns

Promise\<PromiseSettledResult\<void>[]>

findMembers()

findMembers(classUri): string[]

Defined in: src/Store.ts:274

Finds instances of the given class or its sub-classes

Parameters

classUri

string

Returns

string[]

An array of URIs

findTypes()

findTypes(uri): string[]

Defined in: src/Store.ts:304

Finds types of the given resource

Parameters

uri

string | NamedNode | BlankNode

String or RDF/JS object

Returns

string[]

An array of URIs of types

flagAuthorizationMetadata()

flagAuthorizationMetadata(): void

Defined in: src/Store.ts:257

Returns

void

get()

get(uri): Thing

Defined in: src/Store.ts:142

Retrieve the thing identified by the given URI from the internalStore

Parameters

uri

string

Returns

Thing

holds()

holds(subject?, predicate?, object?, graph?): boolean

Defined in: src/Store.ts:318

Determines whether the store includes a certain quad pattern, returning true or false as appropriate.

Parameters

subject?

Quad_Subject | null

predicate?

Quad_Predicate | null

object?

Quad_Object | null

graph?

Quad_Graph | null

Returns

boolean

Whether the store includes the quad pattern

loadModule()

loadModule\<T>(module): T

Defined in: src/Store.ts:261

Type Parameters

T

T

Parameters

module

PodOsModule\<T>

Returns

T

observeFindMembers()

observeFindMembers(classUri): Observable\<string[]>

Defined in: src/Store.ts:283

Get an Observable that will push new results from findMembers when it changes

Parameters

classUri

string

Returns

Observable\<string[]>

Observable that pushes an array of URIs of instances of the given class or its sub-classes

preferencesQuery()

preferencesQuery(webId, preferencesDoc): PreferencesQuery

Defined in: src/Store.ts:445

Create a query to fetch information from a user's preferences file

Parameters

webId

string | NamedNode

preferencesDoc

string | NamedNode

Returns

PreferencesQuery

PreferencesQuery instance. See @solid-data-modules/rdflib-utils

profileQuery()

profileQuery(webId): ProfileQuery

Defined in: src/Store.ts:462

Create a query to fetch information from a user's profile document

Parameters

webId

string | NamedNode

Returns

ProfileQuery

ProfileQuery instance. See @solid-data-modules/rdflib-utils

statementsMatching()

statementsMatching(subject?, predicate?, object?, graph?): Statement\<SubjectType, PredicateType, ObjectType, GraphType>[]

Defined in: src/Store.ts:336

Statements matching the provided quad pattern

Parameters

subject?

Quad_Subject | null

predicate?

Quad_Predicate | null

object?

Quad_Object | null

graph?

Quad_Graph | null

Returns

Statement\<SubjectType, PredicateType, ObjectType, GraphType>[]

Array of statements