@pod-os/core / Thing

Class: Thing

Defined in: src/thing/Thing.ts:76

Extended by

Constructors

Constructor

new Thing(uri, store, editable?): Thing

Defined in: src/thing/Thing.ts:84

Parameters

uri

string

store

Store

editable?

boolean = false

Returns

Thing

Properties

editable

readonly editable: boolean

Defined in: src/thing/Thing.ts:82

Whether the Thing can be edited according to its access control settings

store

readonly store: Store

Defined in: src/thing/Thing.ts:78

uri

readonly uri: string

Defined in: src/thing/Thing.ts:77

Methods

anyValue()

anyValue(...predicateUris): undefined

Defined in: src/thing/Thing.ts:283

Returns any value linked from this thing via one of the given predicates

Parameters

predicateUris

...string[]

Returns

undefined

assume()

assume\<T>(SpecificThing): T

Defined in: src/thing/Thing.ts:470

Call this method to switch to a more specific subclass of Thing.

Type Parameters

T

T

Parameters

SpecificThing

(uri, store, editable) => T

a subclass of Thing to assume

Returns

T

attachments()

attachments(): Attachment[]

Defined in: src/thing/Thing.ts:451

Returns all attachments linked to this thing

Returns

Attachment[]

container()

container(): object

Defined in: src/thing/Thing.ts:480

Returns the container that contains this thing's document The container URI is derived from the thing's URI.

Returns

object

uri

uri: string

description()

description(): undefined

Defined in: src/thing/Thing.ts:350

Returns a literal value that describes this thing. Tries to match common RDF terms used for descriptions, like dct:description, schema:description or rdfs:comment

Returns

undefined

label()

label(): string

Defined in: src/thing/Thing.ts:96

Returns a human-readable label for this thing. Tries to match common RDF terms used for labels, such as rdfs:label, schema:name and others.

If no such term is present, it will derive a label from the URI.

Returns

string

literals()

literals(): Literal[]

Defined in: src/thing/Thing.ts:116

Returns all the literal values that are linked to this thing

Returns

Literal[]

observeAnyValue()

observeAnyValue(...predicateUris): Observable\<string | undefined>

Defined in: src/thing/Thing.ts:299

Observe changes in a value linked from this thing via one of the given predicates

Note that return value may differ from that from anyValue when more than one value is present.

Parameters

predicateUris

...string[]

Returns

Observable\<string | undefined>

observeDescription()

observeDescription(): Observable\<string | undefined>

Defined in: src/thing/Thing.ts:357

Observe changes in literal values that describe this thing. See description

Returns

Observable\<string | undefined>

observeLabel()

observeLabel(): Observable\<string>

Defined in: src/thing/Thing.ts:107

Observe changes in human-readable label for this thing. See label.

Returns

Observable\<string>

observeLiterals()

observeLiterals(): Observable\<Literal[]>

Defined in: src/thing/Thing.ts:133

Observe changes in literal values linked to this thing

Returns

Observable\<Literal[]>

observeRelations()

observeRelations(predicate?): Observable\<Relation[]>

Defined in: src/thing/Thing.ts:170

Observe changes in links from this thing to other resources

Parameters

predicate?

string

Returns

Observable\<Relation[]>

observeReverseRelations()

observeReverseRelations(predicate?): Observable\<Relation[]>

Defined in: src/thing/Thing.ts:266

Observe changes in links from other resources to this thing

Parameters

predicate?

string

Returns

Observable\<Relation[]>

observeTypes()

observeTypes(): Observable\<RdfType[]>

Defined in: src/thing/Thing.ts:432

Observe changes to the list of RDF types for this thing

Returns

Observable\<RdfType[]>

picture()

picture(): { url: string; } | null

Defined in: src/thing/Thing.ts:368

Returns the url of a picture or logo associated with this thing Tries to match common RDF terms used for pictures like schema:image, vcard:photo or foaf:img