@spartacus/storefront
Version:
Spartacus Storefront is a package that you can include in your application, which allows you to add default storefront features.
45 lines • 5.29 kB
JavaScript
import { Injectable } from '@angular/core';
import * as i0 from "@angular/core";
import * as i1 from "@spartacus/core";
export class PageMetaLinkService {
constructor(winRef, rendererFactory) {
this.winRef = winRef;
this.rendererFactory = rendererFactory;
}
/**
* Adds a canonical link element to the document head.
*
* If an id is provided, the link will be updated.
* If no url is provided, the link element will be deleted.
*/
setCanonicalLink(url) {
let link = this.winRef.document.querySelector('link[rel="canonical"]');
if (!url) {
// Removing the link is an edge case, but useful if the canonical url
// is created in CSR while developing/testing.
link === null || link === void 0 ? void 0 : link.remove();
return;
}
if (!link) {
link = this.renderer.createElement('link');
link.rel = 'canonical';
link.href = url;
this.renderer.appendChild(this.winRef.document.head, link);
}
else {
link === null || link === void 0 ? void 0 : link.setAttribute('href', url);
}
}
get renderer() {
return this.rendererFactory.createRenderer(null, null);
}
}
PageMetaLinkService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: PageMetaLinkService, deps: [{ token: i1.WindowRef }, { token: i0.RendererFactory2 }], target: i0.ɵɵFactoryTarget.Injectable });
PageMetaLinkService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: PageMetaLinkService, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: PageMetaLinkService, decorators: [{
type: Injectable,
args: [{
providedIn: 'root',
}]
}], ctorParameters: function () { return [{ type: i1.WindowRef }, { type: i0.RendererFactory2 }]; } });
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