259 lines
11 KiB
TypeScript
259 lines
11 KiB
TypeScript
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 {DatasetInfo} from '../../utils/entities/datasetInfo';
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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{EnvProperties} from '../../utils/properties/env-properties';
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import { ParsingFunctions } from '../landing-utils/parsingFunctions.class';
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@Injectable()
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export class DatasetService {
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constructor(private http: Http ) {
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this.parsingFunctions = new ParsingFunctions();
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}
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public parsingFunctions: ParsingFunctions;
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datasetInfo: DatasetInfo;
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getDatasetInfo (id: string, properties:EnvProperties):any {
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let url = properties.searchAPIURLLAst+'datasets/'+id+"?format=json";
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let key = url;
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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['result']['header']['dri:status'], res['result']['metadata']['oaf:entity']['oaf:result'],res])
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.map(res => [res[1], //0
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res[1]['title'], //1
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res[1]['rels']['rel'], //2
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res[1]['children'], //3
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res[1]['pid'], //4
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res[1]['subject'], //5
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res[1]['bestaccessright'], //6
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res[1]['collectedfrom'], //7
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res[1]['context'], //8
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//res[1]['resulttype'],
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res[0], //9
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res[1]['creator'], //10
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res[1]['language'], //11
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res[1]['country'], //12
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res[2], //13
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(res[1]['extraInfo']!= undefined && res[1]['extraInfo']['citations']!= undefined)? res[1]['extraInfo']['citations']['citation']:null, //14
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res[1]['journal'] //15
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]).map(res => this.parseDatasetInfo(res, properties));
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}
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private handleError (error: Response) {
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// in a real world app, we may send the error to some remote logging infrastructure
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// instead of just logging it to the console
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console.log(error);
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return Observable.throw(error || 'Server error');
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}
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parseDatasetInfo (data: any, properties: EnvProperties):any {
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this.datasetInfo = new DatasetInfo();
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this.datasetInfo.record = data[13];
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// ['result']['metadata']['oaf:entity']['oaf:result']
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if(data[0] != null) {
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var date:string = (data[0].dateofacceptance)+""; // transform to string in case it is an integer
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this.datasetInfo.date = (date && (date).indexOf('-') !== -1)?date.split('-')[0]:date;
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this.datasetInfo.dateofacceptance = data[0].dateofacceptance;
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this.datasetInfo.publisher = data[0].publisher;
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if(!Array.isArray(data[0].description)) {
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this.datasetInfo.description = String(data[0].description);
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} else {
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this.datasetInfo.description = String(data[0].description[0]);
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}
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this.datasetInfo.embargoEndDate = data[0].embargoenddate;
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}
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/*this.datasetInfo.title = {"name": "", "url": "", "accessMode": ""};
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if(data[0]['bestaccessright'] && data[0]['bestaccessright'].hasOwnProperty("classid")) {
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this.datasetInfo.title.accessMode = data[0]['bestaccessright'].classid;
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}
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if(data[1] != null) {
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if(Array.isArray(data[1])) {
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this.datasetInfo.title['name'] = data[1][0].content;
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} else {
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this.datasetInfo.title['name'] = data[1].content;
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}
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}*/
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if(data[0]['bestaccessright'] && data[0]['bestaccessright'].hasOwnProperty("classid")) {
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this.datasetInfo.accessMode = data[0]['bestaccessright'].classid;
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['title']
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if(data[1] != null) {
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if(Array.isArray(data[1])) {
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this.datasetInfo.title = data[1][0].content;
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if(data[1][1].classid == "subtitle") {
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this.datasetInfo.subtitle = data[1][1].content;
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}
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} else {
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this.datasetInfo.title = data[1].content;
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}
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['rels']['rel']
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if(data[2] != null) {
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let relation;
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let length = data[2].length!=undefined ? data[2].length : 1;
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for(let i=0; i<length; i++) {
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relation = data[2].length!=undefined ? data[2][i] : data[2];
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if(relation.hasOwnProperty("to")) {
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if(relation['to'].class == "isProducedBy") {
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this.datasetInfo.fundedByProjects = this.parsingFunctions.parseFundingByProjects(this.datasetInfo.fundedByProjects, relation, this.datasetInfo.projectsProvenanceVocabulary);
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} else if(relation['to'].class == "isRelatedTo") {
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let provenanceAction: string;
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if(relation.provenanceaction in this.datasetInfo.researchResultsProvenanceVocabulary) {
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provenanceAction = this.datasetInfo.researchResultsProvenanceVocabulary[relation.provenanceaction];
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} else {
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provenanceAction = "Other"
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}
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this.datasetInfo.relatedResearchResults = this.parsingFunctions.parseRelatedResearchResults(this.datasetInfo.relatedResearchResults, relation, provenanceAction);
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} else if(relation['to'].class == "hasAmongTopNSimilarDocuments") {
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this.datasetInfo.similarResearchResults = this.parsingFunctions.parseSimilarResearchResults(this.datasetInfo.similarResearchResults, relation);
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}
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}
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}
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['children']
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if(data[3] != null) {
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if(data[3].hasOwnProperty("instance")) {
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this.datasetInfo.hostedBy_collectedFrom = new Array<{ "downloadName": string, "downloadUrl": string[],
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"collectedName": string, "collectedId": string,
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"accessMode": string[], "bestAccessMode": string,
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"type": string, "year":string}>();
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this.datasetInfo.types = new Array<string>();
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let types = new Set<string>();
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let counter = 0;
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let instance;
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let length = data[3]['instance'].length!=undefined ? data[3]['instance'].length : 1;
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for(let i=0; i<length; i++) {
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instance = data[3]['instance'].length!=undefined ? data[3]['instance'][i] : data[3]['instance'];
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this.parsingFunctions.parseTypes(this.datasetInfo.types, types, instance);
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if(instance.hasOwnProperty("webresource")) {
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let url;
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if(instance['webresource'].length == undefined) {
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url = instance['webresource'].url;
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} else{
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url = instance['webresource'][0].url;
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}
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if(instance.hasOwnProperty("hostedby")) {
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counter = this.parsingFunctions.parseHostedBy_collectedFrom(this.datasetInfo.hostedBy_collectedFrom, instance, data[0], url, counter/*, this.datasetInfo.title*/, this.datasetInfo.accessMode);
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}
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}
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}
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}
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['pid']
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if(data[4] != null) {
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this.datasetInfo.identifiers = this.parsingFunctions.parseIdentifiers(data[4]);
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['subject']
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if(data[5] != null) {
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let subjectResults: [string[], Map<string, string[]>, Map<string, string[]>] = this.parsingFunctions.parseAllSubjects(data[5]);
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this.datasetInfo.subjects = subjectResults[0];
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this.datasetInfo.otherSubjects = subjectResults[1];
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this.datasetInfo.classifiedSubjects = subjectResults[2];
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}
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this.datasetInfo.hostedBy_collectedFrom = this.parsingFunctions.addPublisherToHostedBy_collectedFrom(
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this.datasetInfo.hostedBy_collectedFrom, this.datasetInfo.publisher,
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null, this.datasetInfo.identifiers/*, this.datasetInfo.title*/);
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// ['result']['metadata']['oaf:entity']['oaf:result']['context']
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if(data[8] != null) {
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this.datasetInfo.contexts = this.parsingFunctions.parseContexts(data[8]);
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}
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// if(data[9] != null && this.datasetInfo.type == undefined) {
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// if(data[9].hasOwnProperty('classname')) {
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// this.datasetInfo.type = data[9].classname;
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// }
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// }
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// ['result']['header']['dri:status']
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if(data[9] != null && data[9] == "under curation") {
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this.datasetInfo.underCurationMessage = true;
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} else {
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this.datasetInfo.underCurationMessage = false;
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['creator']
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if(data[10] != null) {
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if(this.datasetInfo.authors == undefined) {
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this.datasetInfo.authors = new Array<{"fullName": string, "orcid": string}>();
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}
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let authors = data[10];
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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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if(author) {
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if (author.ORCID && author.ORCID.indexOf(properties.orcidURL) != -1) {
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author.ORCID = author.ORCID.substr(properties.orcidURL.length);
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}
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this.datasetInfo['authors'][author.rank] = {"fullName": author.content, "orcid": author.ORCID};
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}
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}
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this.datasetInfo.authors = this.datasetInfo.authors.filter(function (item) {
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return (item != undefined && item.fullName != undefined);
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});
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['language']
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if(data[11] != null) {
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this.datasetInfo.languages = this.parsingFunctions.parseLanguages(data[11]);
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['country']
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if(data[12] != null) {
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this.datasetInfo.countries = this.parsingFunctions.parseCountries(data[12]);
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}
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// ['result']['metadata']['oaf:entity']['oaf:result']['extraInfo']['citations']['citation']
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if(data[14] != null) {
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this.datasetInfo.references = this.parsingFunctions.parseReferences(data[14]);
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}
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if(this.datasetInfo.relatedResearchResults) {
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let self = this;
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this.datasetInfo.relatedResearchResults.forEach(function (value, key, map) {
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self.datasetInfo.relatedResearchResults.set(key, self.parsingFunctions.sortByPercentage(value));
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});
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}
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this.datasetInfo.similarResearchResults = this.parsingFunctions.sortByPercentage(this.datasetInfo.similarResearchResults);
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if(data[15] != null) {
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this.datasetInfo.journal = {"journal": "", "issn": "", "lissn": "", "eissn": "", "issue": "", "volume": "", "start_page": "", "end_page": ""}
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this.datasetInfo.journal['journal'] = data[15].content;
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this.datasetInfo.journal['issn'] = data[15].issn;
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this.datasetInfo.journal['lissn'] = data[15].lissn;
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this.datasetInfo.journal['eissn'] = data[15].eissn;
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this.datasetInfo.journal['issue'] = data[15].iss;
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this.datasetInfo.journal['volume'] = data[15].vol;
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this.datasetInfo.journal['start_page'] = data[15].sp;
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this.datasetInfo.journal['end_page'] = data[15].ep;
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}
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return this.datasetInfo;
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}
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}
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