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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | 2x 2x 34x 34x 3x 1x 2x 4x 1x 2x 21x 2x 2x 2x 2x 2x 2x 2x | import {
GraphType,
JsonldDatasetProxyBuilder,
QuadMatch,
SubjectType,
_proxyContext,
LanguageOrdering,
} from "jsonld-dataset-proxy";
import { ShapeType } from "./ShapeType";
import { LdoBase, normalizeNodeName, normalizeNodeNames } from "./util";
/**
* A wrapper around Jsonld Dataset Proxy Builder with a slightly more friendly
* user experience that doesn't require the use of rdfjs datatypes.
*/
export class LdoBuilder<Type extends LdoBase> {
private jsonldDatasetProxyBuilder: JsonldDatasetProxyBuilder;
private shapeType: ShapeType<Type>;
constructor(
jsonldDatasetProxyBuilder: JsonldDatasetProxyBuilder,
shapeType: ShapeType<Type>
) {
this.jsonldDatasetProxyBuilder = jsonldDatasetProxyBuilder;
this.shapeType = shapeType;
}
/**
* Designates that all Linked Data Objects created should write to the
* specified graphs
*/
write(...graphs: (GraphType | string)[]): LdoBuilder<Type> {
return new LdoBuilder(
this.jsonldDatasetProxyBuilder.write(...normalizeNodeNames(graphs)),
this.shapeType
);
}
/**
* Sets the order of language preferences for Language Strings. Acceptable
* values as EITF language tags, "@none" and "@other"
*/
setLanguagePreferences(
...languageOrdering: LanguageOrdering
): LdoBuilder<Type> {
return new LdoBuilder(
this.jsonldDatasetProxyBuilder.setLanguagePreferences(
...languageOrdering
),
this.shapeType
);
}
/**
* Creates a Linked Data Object that matches the given subject
* @param subject The node to match
*/
fromSubject(subject: SubjectType | string): Type {
return this.jsonldDatasetProxyBuilder.fromSubject<Type>(
normalizeNodeName(subject)
);
}
/**
* Matches Subjects to provided predicates, objects, and graphs. Returns a
* JSON LD Dataset that can be read an modified.
* @param predicate The predicate to match
* @param object The object to match
* @param graph The graph to match
*/
matchSubject(
predicate: QuadMatch[1] | string,
object?: QuadMatch[2] | string,
graph?: QuadMatch[3] | string
): Type[] {
return this.jsonldDatasetProxyBuilder.matchSubject<Type>(
predicate != undefined ? normalizeNodeName(predicate) : undefined,
object != undefined ? normalizeNodeName(object) : undefined,
graph != undefined ? normalizeNodeName(graph) : undefined
);
}
/**
* Matches Objects to provided subjects, predicates, and graphs. Returns a
* collection of Linked Data Objects that can be read an modified.
* @param subject The subject to match
* @param predicate The predicate to match
* @param graph The graph to match
*/
matchObject(
subject?: QuadMatch[0] | string,
predicate?: QuadMatch[1] | string,
graph?: QuadMatch[3] | string
): Type[] {
return this.jsonldDatasetProxyBuilder.matchObject<Type>(
subject != undefined ? normalizeNodeName(subject) : undefined,
predicate != undefined ? normalizeNodeName(predicate) : undefined,
graph != undefined ? normalizeNodeName(graph) : undefined
);
}
/**
* Takes a given object and places it in the dataset while returning a Linked
* Data Object representing the object.
*
* @param inputData Initial Data
* @param graph Optional graph to save this data to
*/
fromJson(inputData: Type): Type {
return this.jsonldDatasetProxyBuilder.fromJson<Type>(inputData);
}
}
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