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335 lines
12 KiB
TypeScript
335 lines
12 KiB
TypeScript
import {
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AfterViewInit,
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ChangeDetectorRef,
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Component,
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ElementRef,
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OnDestroy,
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OnInit,
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QueryList,
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ViewChild,
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ViewChildren
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} from '@angular/core';
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import {Subscriber} from 'rxjs';
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import {Router} from '@angular/router';
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import {Meta, Title} from '@angular/platform-browser';
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import {ConfigurationService} from '../openaireLibrary/utils/configuration/configuration.service';
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import {OpenaireEntities, SearchFields} from '../openaireLibrary/utils/properties/searchFields';
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import {RouterHelper} from '../openaireLibrary/utils/routerHelper.class';
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import {EnvProperties} from '../openaireLibrary/utils/properties/env-properties';
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import {ErrorCodes} from '../openaireLibrary/utils/properties/errorCodes';
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import {PiwikService} from '../openaireLibrary/utils/piwik/piwik.service';
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import {SEOService} from '../openaireLibrary/sharedComponents/SEO/SEO.service';
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import {HelperService} from "../openaireLibrary/utils/helper/helper.service";
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import {Filter} from "../openaireLibrary/searchPages/searchUtils/searchHelperClasses.class";
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import {properties} from "../../environments/environment";
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import {Numbers, NumbersComponent} from "../openaireLibrary/sharedComponents/numbers/numbers.component";
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import {StringUtils} from "../openaireLibrary/utils/string-utils.class";
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import {QuickContactService} from '../openaireLibrary/sharedComponents/quick-contact/quick-contact.service';
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@Component({
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selector: 'home',
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templateUrl: 'home.component.html',
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styleUrls: ['home.component.less']
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})
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export class HomeComponent implements OnInit, OnDestroy, AfterViewInit {
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// MAX 12 logos in every slide
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public logos = {
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"publication": [
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[
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"publications.png"
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],
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[
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"publications2.png"
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]
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],
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"software": [
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[
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"software.png"
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]
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],
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"dataset": [
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[
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"datasets.png"
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]
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],
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"persistent": [
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[
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"pids.png"
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]
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],
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"funder": [
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[
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"funders.png"
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]
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]
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};
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public portalName: string = "";
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public pageTitle = "OpenAIRE";
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public keyword: string = "";
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public searchFields: SearchFields = new SearchFields();
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public errorCodes: ErrorCodes = new ErrorCodes();
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public routerHelper: RouterHelper = new RouterHelper();
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public numbers: Numbers = {};
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public properties: EnvProperties = properties;
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public openaireEntities = OpenaireEntities;
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public readMore: boolean = false;
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@ViewChild('contact') contact: ElementRef;
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subscriptions: any[] = [];
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@ViewChildren('scrolling_element') elements: QueryList<ElementRef>;
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resultsQuickFilter: { filter: Filter, selected: boolean, filterId: string, value: string } = null;//{
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// filter: null,
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// selected: true,
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// filterId: "resultbestaccessright",
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// value: "Open Access"
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// };
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selectedEntity = "all";
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selectedEntitySimpleUrl;
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selectedEntityAdvancedUrl;
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resultTypes: Filter = {
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values: [],
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filterId: "type",
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countSelectedValues: 0,
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filterType: 'checkbox',
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originalFilterId: "",
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valueIsExact: true,
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title: "Type",
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filterOperator: "or"
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};
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public pageContents = null;
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@ViewChild("numbersComponent", {static: true}) numbersComponent: NumbersComponent;
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specialSubjects = [
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{value: "Physics::Atomic Physics", label: "Atomic Physics"},
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{value: "Mathematics::Combinatorics", label: "Mathematics Combinatorics"},
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{value: "lcsh:Medicine", label: "Medicine"},
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{value: "lcsh:Science", label: "Science"},
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{value: "lcsh:Biology (General)", label: "Biology"},
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{value: "lcsh:Chemistry", label: "Chemistry"},
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{value: "lcsh:Engineering (General). Civil engineering (General)", label: "Civil engineering"},
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{value: "lcsh:Technology", label: "Technology"},
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];
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stringUtils = new StringUtils();
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// disableSelect: boolean = true;
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constructor(
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private _router: Router,
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private _piwikService: PiwikService,
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private config: ConfigurationService, private _meta: Meta, private _title: Title, private seoService: SEOService,
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private helper: HelperService,
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private cdr: ChangeDetectorRef,
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private quickContactService: QuickContactService
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) {
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let description = "OpenAIRE Explore: Over 100M of research deduplicated, 170K research software, 11M research data. One of the largest open scholarly records collection worldwide.";
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let title = "OpenAIRE | Find and Share research";
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this._title.setTitle(title);
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this._meta.updateTag({content: description}, "name='description'");
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this._meta.updateTag({content: description}, "property='og:description'");
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this._meta.updateTag({content: title}, "property='og:title'");
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this.quickContactService.setDisplay(false);
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}
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private getPageContents() {
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this.subscriptions.push(this.helper.getPageHelpContents(this.properties, 'openaire', this._router.url).subscribe(contents => {
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this.pageContents = contents;
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}));
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}
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public getKeys(obj: {}) {
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return Object.keys(obj);
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}
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createRange(number) {
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var items: number[] = [];
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for (var i = 1; i <= number; i++) {
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items.push(i);
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}
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return items;
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}
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public ceil(num: number) {
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return Math.ceil(num);
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}
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clear() {
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this.subscriptions.forEach(value => {
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if (value instanceof Subscriber) {
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value.unsubscribe();
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} else if (value instanceof IntersectionObserver || value instanceof MutationObserver) {
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value.disconnect();
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}
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});
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}
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public ngOnInit() {
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this.seoService.createLinkForCanonicalURL(this.properties.domain + this.properties.baseLink + this._router.url, false);
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this.getPageContents();
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if (this.properties != null) {
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var url = this.properties.domain + this.properties.baseLink + this._router.url;
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this._meta.updateTag({content: url}, "property='og:url'");
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this.subscriptions.push(this._piwikService.trackView(this.properties, "OpenAIRE").subscribe());
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if(this.numbersComponent) {
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this.numbersComponent.showPublications = false;
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this.numbersComponent.showDatasets = false;
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this.numbersComponent.showSoftware = false;
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this.numbersComponent.showOrp = false;
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this.numbersComponent.showProjects = false;
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this.numbersComponent.showDataProviders = false;
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this.numbersComponent.showOrganizations = false;
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}
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this.subscriptions.push(this.config.portalAsObservable.subscribe(data => {
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if(data) {
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if(data.name) {
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this.portalName = data.name;
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}
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var showEntity = {};
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for (var i = 0; i < data['entities'].length; i++) {
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showEntity["" + data['entities'][i]["pid"] + ""] = data['entities'][i]["isEnabled"];
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}
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if(this.numbersComponent) {
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this.numbersComponent.showPublications = !!showEntity["publication"];
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this.numbersComponent.showDatasets = !!showEntity["dataset"];
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this.numbersComponent.showSoftware = !!showEntity["software"];
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this.numbersComponent.showOrp = !!showEntity["orp"];
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this.numbersComponent.showProjects = !!showEntity["project"];
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this.numbersComponent.showDataProviders = !!showEntity["datasource"];
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this.numbersComponent.showOrganizations = !!showEntity["organization"];
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}
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if(this.numbersComponent && this.numbersComponent.showPublications) {
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this.resultTypes.values.push({
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name: this.openaireEntities.PUBLICATIONS,
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id: "publications",
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selected: false,
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number: 0
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});
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}
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if(this.numbersComponent && this.numbersComponent.showDatasets) {
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this.resultTypes.values.push({
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name: this.openaireEntities.DATASETS,
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id: "datasets",
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selected: false,
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number: 0
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});
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}
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if(this.numbersComponent && this.numbersComponent.showSoftware) {
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this.resultTypes.values.push({
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name: this.openaireEntities.SOFTWARE,
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id: "software",
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selected: false,
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number: 0
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});
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}
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if(this.numbersComponent && this.numbersComponent.showOrp) {
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this.resultTypes.values.push({name: this.openaireEntities.OTHER, id: "other", selected: false, number: 0});
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}
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if(this.numbersComponent) {
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this.numbersComponent.init(this.numbersComponent.showDatasets, this.numbersComponent.showSoftware, this.numbersComponent.showPublications, this.numbersComponent.showDatasets, this.numbersComponent.showSoftware, this.numbersComponent.showOrp, this.numbersComponent.showProjects, this.numbersComponent.showDataProviders, this.numbersComponent.showOrganizations);
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}
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}
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},
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error => {
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this.handleError("Error getting community information", error);
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}
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));
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}
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}
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public ngOnDestroy() {
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this.quickContactService.setDisplay(true);
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this.clear();
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}
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ngAfterViewInit() {
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if (typeof window !== "undefined") {
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this.createObservers();
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}
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}
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createObservers() {
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let options = {
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root: null,
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rootMargin: '200px',
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threshold: 1.0
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};
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let intersectionObserver = new IntersectionObserver(entries => {
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entries.forEach(entry => {
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this.quickContactService.setDisplay(!entry.isIntersecting);
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});
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}, options);
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intersectionObserver.observe(this.contact.nativeElement);
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let mutationObserver = new MutationObserver(entries => {
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entries.forEach(entry => {
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if (entry.attributeName === 'style') {
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let opacities: number[] = this.elements.map(element => +element.nativeElement.style.opacity);
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let active: number = opacities.indexOf(Math.max(...opacities));
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this.elements.forEach((element, index) => {
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if (index === active) {
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element.nativeElement.classList.remove('uk-disabled');
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} else {
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element.nativeElement.classList.add('uk-disabled');
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}
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})
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}
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})
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});
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this.elements.forEach(element => {
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mutationObserver.observe(element.nativeElement, {attributes: true});
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});
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this.subscriptions.push(intersectionObserver);
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this.subscriptions.push(mutationObserver);
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}
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private handleError(message: string, error) {
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console.error("Home Page: " + message, error);
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}
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entityChanged($event) {
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this.selectedEntity = $event.entity;
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this.selectedEntitySimpleUrl = $event.simpleUrl;
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this.selectedEntityAdvancedUrl = $event.advancedUrl;
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}
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goTo() {
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let parameterNames = [];
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let parameterValues = [];
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// if (this.selectedEntity == "result") {
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// if (this.resultTypes) {
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// let values = [];
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// for (let value of this.resultTypes.values) {
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// if (value.selected) {
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// values.push(value.id);
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// }
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// }
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// if (values.length > 0 && values.length != 4) {
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// parameterNames.push("type");
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// parameterValues.push(values.join(","));
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// }
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// if (this.resultsQuickFilter && this.resultsQuickFilter.selected) {
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// parameterNames.push(this.resultsQuickFilter.filterId);
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// parameterValues.push('"' + encodeURIComponent(this.resultsQuickFilter.value) + '"');
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// }
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// }
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// } else if (this.selectedEntity == "all") {
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if (this.resultsQuickFilter && this.resultsQuickFilter.selected) {
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parameterNames.push(this.resultsQuickFilter.filterId);
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parameterValues.push('"' + encodeURIComponent(this.resultsQuickFilter.value) + '"');
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}
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// }
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if (this.keyword.length > 0) {
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parameterNames.push("fv0");
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parameterValues.push(this.keyword);
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parameterNames.push("f0");
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parameterValues.push("q");
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}
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this._router.navigate([this.properties.searchLinkToAll], {queryParams: this.routerHelper.createQueryParams(parameterNames, parameterValues)});
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}
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getSubjectParameter(param) {
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return {'f0': 'resultsubject', 'fv0': '"' + (param) + '"', size: 50};
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}
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// disableSelectChange(event: boolean) {
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// this.disableSelect = event;
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// this.cdr.detectChanges();
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// }
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}
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