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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 '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 {SearchResult} from '../utils/entities/searchResult';
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import {RefineResultsUtils} from './servicesUtils/refineResults.class';
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import {StringUtils} from '../utils/string-utils.class';
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import { ParsingFunctions } from '../landingPages/landing-utils/parsingFunctions.class';
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import{EnvProperties} from '../utils/properties/env-properties';
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@Injectable()
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export class SearchPublicationsService {
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private sizeOfDescription: number = 270;
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public parsingFunctions: ParsingFunctions = new ParsingFunctions();
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constructor(private http: Http ) {}
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searchPublications (params: string, refineParams:string, page: number, size: number, sortBy: string, refineFields:string[] , properties:EnvProperties):any {
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let link = properties.searchAPIURLLAst+"publications";
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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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if(sortBy) {
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url += "&sortBy=" + sortBy;
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}
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url += "&page="+(page-1)+"&size="+size+"&format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): 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, "publication")]);
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}
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searchPublicationById (id: string, properties:EnvProperties ):any {
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let url = properties.searchAPIURLLAst+"publications/"+id+"?format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
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.map(res => <any> res.json())
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.map(res => this.parseResults(res));
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}
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searchAggregators (id: string, params: string, refineParams:string, page: number, size: number, properties:EnvProperties ):any {
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let link = properties.searchAPIURLLAst+"publications";
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let url = link+"?"+"&format=json";
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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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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
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.map(res => <any> res.json())
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.map(res => this.parseRefineResults(id, res['refineResults']));
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}
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searchPublicationsByDois (DOIs: string[], refineParams:string, page: number, size: number, refineFields:string[], properties:EnvProperties ):any {
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let link = properties.searchAPIURLLAst+"publications";
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let url = link+"?"+"&format=json&";
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var doisParams = "";
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for(var i =0 ;i < DOIs.length; i++){
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doisParams+=(doisParams.length > 0?"&":"")+'doi="'+ DOIs[i]+'"';
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}
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if(doisParams.length > 0){
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url +="&"+doisParams;
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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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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): 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, "publication")]);
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}
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advancedSearchPublications (params: string, page: number, size: number, sortBy: string, properties:EnvProperties ):any {
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let url = properties.searchResourcesAPIURL;
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var basicQuery = "(oaftype exact result) and (resulttypeid exact publication) ";
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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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if(sortBy) {
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let sortOptions = sortBy.split(",");
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url += "sortBy "+sortOptions[0]+"/sort."+sortOptions[1]+" ";
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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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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): 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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}
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searchPublicationsForEntity (params: string, page: number, size: number, properties:EnvProperties):any {
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let link = properties.searchAPIURLLAst;
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let url = link+params+"/publications"+ "?format=json";
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url += "&page="+(page-1)+"&size="+size;
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): 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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}
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searchPublicationsForDataproviders(params: string, page: number, size: number, properties:EnvProperties):any {
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let link = properties.searchAPIURLLAst;
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let url = link+params+ "&page="+(page-1)+"&size="+size + "&format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): 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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}
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/*
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searchPublicationsCSV (params: string, refineParams:string, page: number, size: number):any {
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let link = properties.searchAPIURLLAst+"publications";
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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-1)+"&size="+size+ "&format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): 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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}
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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:result'] : data['result']['metadata']['oaf:entity']['oaf:result'];
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var result: SearchResult = new SearchResult();
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result.entityType = "publication";
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result.types = new Array<string>();
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let types = new Set<string>();
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let instance;
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let length = Array.isArray(resData['children']['instance']) ? resData['children']['instance'].length : 1;
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for(let i=0; i<length; i++) {
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instance = Array.isArray(resData['children']['instance']) ? resData['children']['instance'][i] : resData['children']['instance'];
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this.parsingFunctions.parseTypes(result.types, types, instance);
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}
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if(resData['language'] && resData['language'] != null) {
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result.languages = new Array<string>();
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if(!Array.isArray(resData['language'])) {
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if(resData['language'].classname != "Undetermined" && resData['language'].classname) {
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result.languages.push(resData['language'].classname);
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}
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} else {
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for(let i=0; i<resData['language'].length; i++) {
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if(resData['language'][i].classname != "Undetermined" && resData['language'][i].classname) {
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result.languages.push(resData['language'][i].classname);
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}
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}
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}
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}
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if(resData['country'] && resData['country'] != null) {
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result.countriesForResults = new Array<string>();
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if(!Array.isArray(resData['country'])) {
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if(resData['country'].classname != "Undetermined" && resData['country'].classname) {
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result.countriesForResults.push(resData['country'].classname);
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}
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} else {
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for(let i=0; i<resData['country'].length; i++) {
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if(resData['country'][i].classname != "Undetermined" && resData['country'][i].classname) {
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result.countriesForResults.push(resData['country'][i].classname);
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}
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}
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}
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}
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result['title'] = {"name": '', "accessMode": '', "sc39": ''};
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if(Array.isArray(resData['title'])) {
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// resData['title'][0].hasOwnProperty("content") {
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result['title'].name = resData['title'][0].content;
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// }
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} else {
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// resData['title'].hasOwnProperty("content") {
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result['title'].name = resData['title'].content;
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// }
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}
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//result['title'].url = OpenaireProperties.getsearchLinkToPublication();
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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['id'] = Array.isArray(data) ? data[i]['result']['header']['dri:objIdentifier'] : data['result']['header']['dri:objIdentifier'];
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if(resData['bestaccessright'] && resData['bestaccessright'].hasOwnProperty("classid")) {
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result['title'].accessMode = resData['bestaccessright'].classid;
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}
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if(resData['rels'].hasOwnProperty("rel")) {
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let relLength = Array.isArray(resData['rels']['rel']) ? resData['rels']['rel'].length : 1;
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for(let j=0; j<relLength; j++) {
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let relation = Array.isArray(resData['rels']['rel']) ? resData['rels']['rel'][j] : resData['rels']['rel'];
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if(relation.hasOwnProperty("to")) {
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/*if(relation['to'].class == "hasAuthor") {
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if(result['authors'] == undefined) {
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result['authors'] = new Array<{"name": string, "id": string}>();
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}
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result['authors'].push({"name": relation.fullname, "id": relation['to'].content});
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} else */if(relation['to'].class == "isProducedBy") {
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result['projects'] = this.parseProjects(result['projects'], relation);
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}
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}
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}
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}
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256
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257
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if(resData.hasOwnProperty("creator") && resData['creator'] != null) {
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if(result['authors'] == undefined) {
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result['authors'] = new Array<string>();
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}
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let authors = resData['creator'];
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let length = Array.isArray(authors) ? authors.length : 1;
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for(let i=0; i<length; i++) {
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let author = Array.isArray(authors) ? authors[i] : authors;
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result.authors[author.rank-1] = author.content;
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}
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269
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result.authors = result.authors.filter(function (item) {
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return (item != undefined);
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});
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}
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273
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var date:string = (resData.dateofacceptance)+""; // transform to string in case it is an integer
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result.year = (date && (date).indexOf('-') !== -1)?date.split('-')[0]:date;
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276
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277
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if(!Array.isArray(resData.description)) {
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result.description = resData.description;
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} else {
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280
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result.description = resData.description[0];
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}
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282
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283
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if(result.description && result.description.length > this.sizeOfDescription) {
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result.description = result.description.substring(0, this.sizeOfDescription) + "...";
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285
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}
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286
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287
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288
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result.embargoEndDate = resData.embargoenddate;
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289
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290
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results.push(result);
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291
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}
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292
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293
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return results;
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294
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}
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295
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296
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parseProjects(projects: { "id": string, "acronym": string, "title": string,
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297
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"funderShortname": string, "funderName": string,
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298
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"code": string }[], relation: any ) : {
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299
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"id": string, "acronym": string, "title": string,
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300
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"funderShortname": string, "funderName": string,
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301
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"code": string }[] {
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302
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if(projects == undefined) {
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303
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projects = new Array<
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304
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{ "id": string, "acronym": string, "title": string,
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305
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"funderShortname": string, "funderName": string,
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306
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"code": string
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307
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}>();
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308
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}
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309
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310
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let countProjects = projects.length;
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311
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312
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projects[countProjects] = {
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313
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"id": "", "acronym": "", "title": "",
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314
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"funderShortname": "", "funderName": "",
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315
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"code": ""
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316
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}
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317
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318
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if(relation.title != 'unidentified') {
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319
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projects[countProjects]['id'] =
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320
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/*OpenaireProperties.getsearchLinkToProject() + */relation['to'].content;
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321
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projects[countProjects]['acronym'] = relation.acronym;
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projects[countProjects]['title'] = relation.title;
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projects[countProjects]['code'] = relation.code;
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} else {
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325
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projects[countProjects]['id'] = "";
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326
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projects[countProjects]['acronym'] = "";
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327
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projects[countProjects]['title'] = "";
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328
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projects[countProjects]['code'] = "";
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329
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}
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330
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331
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if(relation.hasOwnProperty("funding")) {
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332
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let fundingLength = Array.isArray(relation['funding']) ? relation['funding'].length : 1;
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333
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334
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for(let z=0; z<fundingLength; z++) {
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335
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let fundingData = Array.isArray(relation['funding']) ? relation['funding'][z] : relation['funding'];
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336
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337
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if(fundingData.hasOwnProperty("funder")) {
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338
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projects[countProjects]['funderShortname'] = fundingData['funder'].shortname;
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339
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projects[countProjects]['funderName'] = fundingData['funder'].name;
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340
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}
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341
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}
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342
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}
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343
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344
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return projects;
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345
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}
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346
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/*
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347
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parseResultsCSV(data: any): any {
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348
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let results: any = [];
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349
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350
|
|
|
351
|
let length = Array.isArray(data) ? data.length : 1;
|
|
352
|
|
|
353
|
for(let i=0; i<length; i++) {
|
|
354
|
let resData = Array.isArray(data) ? data[i]['result']['metadata']['oaf:entity']['oaf:result'] : data['result']['metadata']['oaf:entity']['oaf:result'];
|
|
355
|
|
|
356
|
var result: any = [];
|
|
357
|
|
|
358
|
if(Array.isArray(resData['title'])) {
|
|
359
|
result.push(this.quote(resData['title'][0].content));
|
|
360
|
} else {
|
|
361
|
result.push(this.quote(resData['title'].content));
|
|
362
|
}
|
|
363
|
|
|
364
|
var authors: string[] = [];
|
|
365
|
var projects: string[] = [];
|
|
366
|
var funder: string = "";
|
|
367
|
if(resData['rels'].hasOwnProperty("rel")) {
|
|
368
|
let relLength = Array.isArray(resData['rels']['rel']) ? resData['rels']['rel'].length : 1;
|
|
369
|
|
|
370
|
for(let j=0; j<relLength; j++) {
|
|
371
|
let relation = Array.isArray(resData['rels']['rel']) ? resData['rels']['rel'][j] : resData['rels']['rel'];
|
|
372
|
|
|
373
|
if(relation.hasOwnProperty("to")) {
|
|
374
|
if(relation['to'].class == "hasAuthor") {
|
|
375
|
authors.push(relation.fullname);
|
|
376
|
} else if(relation['to'].class == "isProducedBy") {
|
|
377
|
if(relation.code != "") {
|
|
378
|
projects.push(relation.title+" ("+relation.code+")");
|
|
379
|
} else {
|
|
380
|
projects.push(relation.title);
|
|
381
|
}
|
|
382
|
|
|
383
|
if(relation.hasOwnProperty("funding")) {
|
|
384
|
let fundingLength = Array.isArray(relation['funding']) ? relation['funding'].length : 1;
|
|
385
|
|
|
386
|
for(let z=0; z<fundingLength; z++) {
|
|
387
|
let fundingData = Array.isArray(relation['funding']) ? relation['funding'][z] : relation['funding'];
|
|
388
|
|
|
389
|
if(fundingData.hasOwnProperty("funder")) {
|
|
390
|
funder = fundingData['funder'].shortname;
|
|
391
|
}
|
|
392
|
}
|
|
393
|
}
|
|
394
|
|
|
395
|
}
|
|
396
|
}
|
|
397
|
}
|
|
398
|
result.push(this.quote(authors));
|
|
399
|
var year: string = "";
|
|
400
|
if(resData.hasOwnProperty("dateofacceptance")) {
|
|
401
|
year = resData.dateofacceptance;
|
|
402
|
}
|
|
403
|
result.push(year);
|
|
404
|
var id:string = Array.isArray(data) ? data[i]['result']['header']['dri:objIdentifier'] : data['result']['header']['dri:objIdentifier'];
|
|
405
|
result.push(this.quote(id));
|
|
406
|
result.push(funder);
|
|
407
|
result.push(this.quote(projects));
|
|
408
|
} else {
|
|
409
|
result.push(this.quote(''));
|
|
410
|
var year: string = "";
|
|
411
|
if(resData.hasOwnProperty("dateofacceptance")) {
|
|
412
|
year = resData.dateofacceptance;
|
|
413
|
}
|
|
414
|
result.push(year);
|
|
415
|
var id:string = Array.isArray(data) ? data[i]['result']['header']['dri:objIdentifier'] : data['result']['header']['dri:objIdentifier'];
|
|
416
|
result.push(this.quote(id));
|
|
417
|
result.push(funder);
|
|
418
|
result.push("");
|
|
419
|
}
|
|
420
|
|
|
421
|
|
|
422
|
//result.push(resData.embargoenddate);
|
|
423
|
|
|
424
|
if(resData['bestaccessright'].hasOwnProperty("classid")) {
|
|
425
|
result.push(this.quote(resData['bestaccessright'].classid));
|
|
426
|
} else {
|
|
427
|
result.push("");
|
|
428
|
}
|
|
429
|
|
|
430
|
results.push(result);
|
|
431
|
}
|
|
432
|
|
|
433
|
return results;
|
|
434
|
}
|
|
435
|
*/
|
|
436
|
parseRefineResults(id: string, data: any): any {
|
|
437
|
var results:any = [];
|
|
438
|
if(data.hasOwnProperty("resulthostingdatasource")) {
|
|
439
|
let length = Array.isArray(data['resulthostingdatasource']) ? data['resulthostingdatasource'].length : 1;
|
|
440
|
|
|
441
|
for(let i=0; i<length; i++) {
|
|
442
|
let datasource = Array.isArray(data['resulthostingdatasource']) ? data['resulthostingdatasource'][i] : data['resulthostingdatasource'];
|
|
443
|
|
|
444
|
let result: {"name": string, "id": string, "count": number} = {"name": "", "id": "", "count": 0};
|
|
445
|
result['name'] = datasource.name;
|
|
446
|
result['id'] = datasource.id.split("||")[0];
|
|
447
|
//result['url'] = OpenaireProperties.getsearchLinkToDataProvider()+result['id'];
|
|
448
|
result['count'] = datasource.count;
|
|
449
|
|
|
450
|
if(result['id'] != id && result['name'] != "Unknown Repository") {
|
|
451
|
results.push(result);
|
|
452
|
}
|
|
453
|
}
|
|
454
|
}
|
|
455
|
return results;
|
|
456
|
}
|
|
457
|
|
|
458
|
numOfPublications(url: string, properties:EnvProperties): any {
|
|
459
|
|
|
460
|
return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
|
|
461
|
.map(res => <any> res.json())
|
|
462
|
.map(res => res.total);
|
|
463
|
}
|
|
464
|
|
|
465
|
numOfEntityPublications(id: string, entity: string, properties:EnvProperties):any {
|
|
466
|
var parameters: string = "";
|
|
467
|
if(entity == "project") {
|
|
468
|
parameters = "projects/"+id+"/publications/count";
|
|
469
|
} else if(entity == "organization") {
|
|
470
|
parameters = "organizations/"+id+"/publications/count";
|
|
471
|
}
|
|
472
|
let url = properties.searchAPIURLLAst+parameters+"?format=json";
|
|
473
|
return this.numOfPublications(url, properties);
|
|
474
|
}
|
|
475
|
|
|
476
|
numOfSearchPublications(params: string, properties:EnvProperties, refineParams:string=null):any {
|
|
477
|
let url = properties.searchAPIURLLAst+"publications/count?format=json";
|
|
478
|
if(params != "") {
|
|
479
|
url += "&q=" + StringUtils.URIEncode(params);
|
|
480
|
}
|
|
481
|
if(refineParams!= null && refineParams != '' ) {
|
|
482
|
url += refineParams;
|
|
483
|
}
|
|
484
|
return this.numOfPublications(url, properties);
|
|
485
|
}
|
|
486
|
/*
|
|
487
|
private quote(word: any): string {
|
|
488
|
return '"'+word+'"';
|
|
489
|
}
|
|
490
|
*/
|
|
491
|
}
|