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@@ -32,3 +32,4 @@ Temporary Items | |
| # End of https://www.toptal.com/developers/gitignore/api/macos | ||
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| *.env | ||
| .vscode | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,98 @@ | ||
| import { Observable } from "rxjs"; | ||
| import { RestApiConnectorService } from "src/app/services/connectors/rest-api/rest-api-connector.service"; | ||
| import { ValidationData } from "../serializable"; | ||
| import { StixObject } from "./stix-object"; | ||
| import { logger } from "../../util/logger"; | ||
| import { DataSource } from "./data-source"; | ||
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| export class DataComponent extends StixObject { | ||
| public name: string = ""; | ||
| public description: string = ""; | ||
| public domains: string[] = ['enterprise-attack']; // default to enterprise | ||
| public data_source_ref: string; // stix ID of the data source | ||
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| // NOTE: the following field will only be populated when this object is fetched using getDataComponent() | ||
| public data_source: DataSource = null; | ||
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| public readonly supportsAttackID = false; // data components do not support ATT&CK IDs | ||
| protected get attackIDValidator() { return null; } // data components have no ATT&CK ID | ||
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| constructor(sdo?: any) { | ||
| super(sdo, "x-mitre-data-component"); | ||
| if (sdo) { | ||
| this.deserialize(sdo); | ||
| } | ||
| } | ||
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| /** | ||
| * Transform the current object into a raw object for sending to the back-end | ||
| * @abstract | ||
| * @returns {*} the raw object to send | ||
| */ | ||
| public serialize(): any { | ||
| let rep = super.base_serialize(); | ||
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| rep.stix.name = this.name; | ||
| rep.stix.description = this.description; | ||
| rep.stix.x_mitre_data_source_ref = this.data_source_ref; | ||
| rep.stix.x_mitre_domains = this.domains; | ||
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| return rep; | ||
| } | ||
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| /** | ||
| * Parse the object from the record returned from the back-end | ||
| * @abstract | ||
| * @param {*} raw the raw object to parse | ||
| */ | ||
| public deserialize(raw: any) { | ||
| if (!("stix" in raw)) return; | ||
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| let sdo = raw.stix; | ||
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| if ("name" in sdo) { | ||
| if (typeof(sdo.name) === "string") this.name = sdo.name; | ||
| else logger.error("TypeError: name field is not a string:", sdo.name, "(",typeof(sdo.name),")") | ||
| } else this.name = ""; | ||
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| if ("description" in sdo) { | ||
| if (typeof(sdo.description) === "string") this.description = sdo.description; | ||
| else logger.error("TypeError: description field is not a string:", sdo.description, "(",typeof(sdo.description),")") | ||
| } else this.description = ""; | ||
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| if ("x_mitre_data_source_ref" in sdo) { | ||
| if (typeof(sdo.x_mitre_data_source_ref) === "string") this.data_source_ref = sdo.x_mitre_data_source_ref; | ||
| else logger.error("TypeError: data source ref field is not a string:", sdo.x_mitre_data_source_ref, "(",typeof(sdo.x_mitre_data_source_ref),")") | ||
| } else this.data_source_ref = ""; | ||
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| if ("x_mitre_domains" in sdo) { | ||
| if (this.isStringArray(sdo.x_mitre_domains)) this.domains = sdo.x_mitre_domains; | ||
| else logger.error("TypeError: domains field is not a string array."); | ||
| } else this.domains = ['enterprise-attack']; // default to enterprise | ||
| } | ||
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| /** | ||
| * Validate the current object state and return information on the result of the validation | ||
| * @param {RestApiConnectorService} restAPIService: the REST API connector through which asynchronous validation can be completed | ||
| * @returns {Observable<ValidationData>} the validation warnings and errors once validation is complete. | ||
| */ | ||
| public validate(restAPIService: RestApiConnectorService): Observable<ValidationData> { | ||
| return this.base_validate(restAPIService); | ||
| } | ||
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| /** | ||
| * Save the current state of the STIX object in the database. Update the current object from the response | ||
| * @param restAPIService [RestApiConnectorService] the service to perform the POST/PUT through | ||
| * @returns {Observable} of the post | ||
| */ | ||
| public save(restAPIService: RestApiConnectorService): Observable<DataComponent> { | ||
| // TODO POST if the object was just created (doesn't exist in db yet) | ||
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| let postObservable = restAPIService.postDataComponent(this); | ||
| let subscription = postObservable.subscribe({ | ||
| next: (result) => { this.deserialize(result.serialize()); }, | ||
| complete: () => { subscription.unsubscribe(); } | ||
| }); | ||
| return postObservable; | ||
| } | ||
| } |
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