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import {Injectable} from '@angular/core';
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import {Http, Response} from '@angular/http';
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import {Observable} from 'rxjs/Observable';
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import {OpenaireProperties} from '../utils/properties/openaireProperties';
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import {SearchResult} from '../utils/entities/searchResult';
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import {RefineResultsUtils} from './servicesUtils/refineResults.class';
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import 'rxjs/add/observable/of';
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import 'rxjs/add/operator/do';
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import 'rxjs/add/operator/share';
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import { CacheService } from '../shared/cache.service';
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@Injectable()
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export class SearchDataprovidersService {
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constructor(private http: Http, public _cache: CacheService) {}
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searchDataproviders (params: string, refineParams:string, page: number, size: number, refineFields:string[] ):any {
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let link = OpenaireProperties.getSearchAPIURL()+"datasources";
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let url = link+"?";
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if(params!= null && params != '' ) {
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url += params;
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}
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if(refineParams!= null && refineParams != '' ) {
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url += refineParams;
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}
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url += "&page="+(page)+"&size="+size;
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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//.do(res => console.info(res))
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.map(res => [res['meta'].total, this.parseResults(res['results']),RefineResultsUtils.parse(res['refineResults'],refineFields)])
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.do(res => {
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this._cache.set(key, res);
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});
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}
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advancedSearchDataproviders (params: string, page: number, size: number ):any {
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let url = OpenaireProperties.getSearchResourcesAPIURL();
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var basicQuery = "(oaftype exact datasource) "
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url += "?query=";
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if(params!= null && params != '' ) {
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url +=" ( "+basicQuery+ " ) " +" and (" + params + ")";
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}else{
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url +=" ( "+basicQuery+ " ) ";
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}
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url += "&page="+(page-1)+"&size="+size;
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url += "&format=json";
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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//.do(res => console.info(res))
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.map(res => [res['meta'].total, this.parseResults(res['results'])])
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.do(res => {
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this._cache.set(key, res);
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});
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}
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searchCompatibleDataproviders (params: string,refineParams:string, page: number, size: number, refineFields:string[] ):any {
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let url = OpenaireProperties.getSearchResourcesAPIURL();
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url += "?query=((oaftype exact datasource) not(datasourcecompatibilityid = UNKNOWN) not(datasourcecompatibilityid = hostedBy) not(datasourcecompatibilityid = notCompatible) not(datasourcetypeuiid = other))"
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if(params!= null && params != '' ) {
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url += params;
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}
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if(refineParams!= null && refineParams != '' ) {
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url += refineParams;
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}
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url += "&page="+(page-1)+"&size="+size;
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url += "&format=json";
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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//.do(res => console.info(res))
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.map(res => [res['meta'].total, this.parseResults(res['results']),RefineResultsUtils.parse(res['refineResults'],refineFields)])
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.do(res => {
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this._cache.set(key, res);
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});
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}
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searchEntityRegistries (params: string,refineParams:string, page: number, size: number, refineFields:string[] ):any {
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let url = OpenaireProperties.getSearchResourcesAPIURL();
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url += "?query=((oaftype exact datasource) and(datasourcetypeuiid = other))"
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if(params!= null && params != '' ) {
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url += params;
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}
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if(refineParams!= null && refineParams != '' ) {
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url += refineParams;
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}
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url += "&page="+(page-1)+"&size="+size;
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url += "&format=json";
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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//.do(res => console.info(res))
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.map(res => [res['meta'].total, this.parseResults(res['results']),RefineResultsUtils.parse(res['refineResults'],refineFields)])
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.do(res => {
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this._cache.set(key, res);
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});
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}
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searchDataprovidersForDeposit (id: string,type:string, page: number, size: number):any {
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let link = OpenaireProperties.getSearchResourcesAPIURL();
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var compatibilities = "";
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if(type == "Datasets"){
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compatibilities = " and (datasourcecompatibilityid = openaire2.0_data)"
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}else if(type == "Publications"){
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compatibilities = " and (datasourcecompatibilityid <> UNKNOWN) and (datasourcecompatibilityid <> openaire2.0_data)"
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}
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let url = link+"?query=(((deletedbyinference = false) AND (oaftype exact datasource)) "+((compatibilities && compatibilities.length > 0)?" "+compatibilities+" ":"")+") and (relorganizationid exact "+id+")";
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url += "&page="+(page-1)+"&size="+size;
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url += "&format=json";
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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.map(res => [res['meta'].total, this.parseResults(res['results'])])
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.do(res => {
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this._cache.set(key, res);
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});
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}
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searchDataprovidersForEntity (params: string, page: number, size: number):any {
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let link = OpenaireProperties.getSearchAPIURL();
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let url = link+params+"/datasources";
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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.map(res => [res['meta'].total, this.parseResults(res['results'])])
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.do(res => {
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this._cache.set(key, res);
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});
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}
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searchDataprovidersCSV (params: string, refineParams:string, page: number, size: number):any {
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let link = OpenaireProperties.getSearchAPIURL()+"datasources";
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let url = link+"?";
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if(params!= null && params != '' ) {
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url += params;
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}
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if(refineParams!= null && refineParams != '' ) {
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url += refineParams;
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}
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url += "&page="+page+"&size="+size;
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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//.do(res => console.info(res))
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.map(res => this.parseResultsCSV(res['results']))
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.do(res => {
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this._cache.set(key, res);
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});
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}
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searchEntityRegistriesCSV (params: string,refineParams:string, page: number, size: number):any {
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let url = OpenaireProperties.getSearchResourcesAPIURL();
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url += "?query=((oaftype exact datasource) and(datasourcetypeuiid = other))"
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if(params!= null && params != '' ) {
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url += params;
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}
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if(refineParams!= null && refineParams != '' ) {
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url += refineParams;
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}
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url += "&page="+page+"&size="+size;
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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//.do(res => console.info(res))
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.map(res => this.parseResultsCSV(res['results']))
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.do(res => {
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this._cache.set(key, res);
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});
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}
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searchCompatibleDataprovidersCSV (params: string,refineParams:string, page: number, size: number):any {
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let url = OpenaireProperties.getSearchResourcesAPIURL();
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url += "?query=((oaftype exact datasource) not(datasourcecompatibilityid = UNKNOWN) not(datasourcecompatibilityid = hostedBy) not(datasourcecompatibilityid = notCompatible) not(datasourcetypeuiid = other))"
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if(params!= null && params != '' ) {
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url += params;
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}
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if(refineParams!= null && refineParams != '' ) {
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url += refineParams;
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}
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url += "&page="+page+"&size="+size;
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let key = url;
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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}
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return this.http.get(url)
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.map(res => <any> res.json())
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//.do(res => console.info(res))
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.map(res => this.parseResultsCSV(res['results']))
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.do(res => {
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this._cache.set(key, res);
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});
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}
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parseResults(data: any): SearchResult[] {
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let results: SearchResult[] = [];
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let length = Array.isArray(data) ? data.length : 1;
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for(let i=0; i<length; i++) {
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let resData = Array.isArray(data) ? data[i]['result']['metadata']['oaf:entity']['oaf:datasource'] : data['result']['metadata']['oaf:entity']['oaf:datasource'];
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var result: SearchResult = new SearchResult();
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result['title'] = {"name": '', "url": '', "accessMode": ''};
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result['title'].name = resData.officialname;
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result['title'].url = OpenaireProperties.getsearchLinkToDataProvider();
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result['title'].url += Array.isArray(data) ? data[i]['result']['header']['dri:objIdentifier'] : data['result']['header']['dri:objIdentifier'];
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result['type'] = this.getDataproviderType(resData);
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if(resData.hasOwnProperty('accessinfopackage')) {
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let OAIPMHURL: string;
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if(Array.isArray(resData['accessinfopackage'])) {
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OAIPMHURL = resData['accessinfopackage'][0];
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} else {
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OAIPMHURL = resData['accessinfopackage'];
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}
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if(OAIPMHURL != '' && OAIPMHURL != 'unknown') {
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result['OAIPMHURL'] = OAIPMHURL;
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}
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}
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result['websiteURL'] = resData.websiteurl;
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let res:[string[], {"name":string, "url":string}[]] = this.getDataproviderCountriesOrganizations(resData, true, true);
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result['organizations'] = res[1];
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result['countries'] = res[0];
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result['compatibility'] = this.getDataproviderCompatibility(resData)
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results.push(result);
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}
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return results;
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}
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getDataproviderType(resData: any): string {
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if(resData['datasourcetype'].hasOwnProperty("classname")) {
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return resData['datasourcetype'].classname;
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} else {
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return '';
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}
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}
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getDataproviderCompatibility(resData: any): string {
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if(resData.hasOwnProperty('openairecompatibility')) {
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return resData['openairecompatibility'].classname;
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} else {
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return '';
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}
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}
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getDataproviderCountriesOrganizations(resData: any, getCountries: boolean, getOrganizations: boolean): [string[], {"name": string, "url": string}[]] {
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let countries: string[] = [];
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let organizations: {"name": string, "url": string}[] = [];
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if(resData['rels'].hasOwnProperty("rel")) {
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let countriesSet: Set<string> = new Set<string>();
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let relLength = Array.isArray(resData['rels']['rel']) ? resData['rels']['rel'].length : 1;
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for(let i=0; i<relLength; i++) {
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let relation = Array.isArray(resData['rels']['rel']) ? resData['rels']['rel'][i] : resData['rels']['rel'];
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if(relation.hasOwnProperty("to")) {
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if(relation['to'].class == "provides" && relation['to'].type == "organization") {
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if(getOrganizations) {
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let item: {"name":string, "url":string} = {"name": "", "url": ""};
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item['name'] = relation.legalname;
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item['url'] = OpenaireProperties.getsearchLinkToOrganization()+relation['to'].content;
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organizations.push(item);
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}
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if(getCountries) {
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if(relation.hasOwnProperty('country') &&
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relation.country.hasOwnProperty('classname')) {
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if(!countriesSet.has(relation.country.classname)) {
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countriesSet.add(relation.country.classname);
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countries.push(relation.country.classname);
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}
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}
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}
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}
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}
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}
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}
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return [countries, organizations];
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}
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parseResultsCSV(data: any): any {
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let results: any = [];
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let length = Array.isArray(data) ? data.length : 1;
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325
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326
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for(let i=0; i<length; i++) {
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let resData = Array.isArray(data) ? data[i]['result']['metadata']['oaf:entity']['oaf:datasource'] : data['result']['metadata']['oaf:entity']['oaf:datasource'];
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328
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var result: any = [];
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330
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result.push(this.quote(resData.officialname));
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result.push(this.quote(this.getDataproviderType(resData)));
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result.push(this.quote(this.getDataproviderCountriesOrganizations(resData, true, false)[0]));
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result.push(this.quote(this.getDataproviderCompatibility(resData)));
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results.push(result);
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}
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return results;
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}
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339
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340
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numOfDataproviders(params: string):any {
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console.info("getOfDataproviders : Dataproviders Service + params="+params);
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342
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343
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let url = OpenaireProperties.getSearchAPIURL()+params;
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let key = url;
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345
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if (this._cache.has(key)) {
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return Observable.of(this._cache.get(key));
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347
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}
|
|
348
|
return this.http.get(url)
|
|
349
|
.map(res => <any> res.json())
|
|
350
|
.map(res => res.total)
|
|
351
|
.do(res => {
|
|
352
|
this._cache.set(key, res);
|
|
353
|
});
|
|
354
|
}
|
|
355
|
|
|
356
|
private quote(word: any): string {
|
|
357
|
return '"'+word+'"';
|
|
358
|
}
|
|
359
|
}
|