openaire-library/services/metrics.service.ts

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import {Injectable} from '@angular/core';
import {HttpClient} from "@angular/common/http";
import {Observable} from 'rxjs';
import {Metrics} from '../utils/entities/metrics';
import{EnvProperties} from '../utils/properties/env-properties';
import {map} from "rxjs/operators";
@Injectable()
export class MetricsService {
metrics: Metrics;
constructor(private http: HttpClient ) {}
hasAltMetrics(url: string, doi: string): Observable<boolean> {
return this.http.get(url + doi).pipe(map(res => !!(res)));
}
getMetricsNumber (id: string, table: string, properties:EnvProperties):any {
let url =properties.statisticsFrameNewAPIURL + 'raw?json=' + encodeURIComponent('{"series":[{"query":{"name":"' + table + '", "parameters":["' + id + '"], "profile":"OpenAIRE All-inclusive"}}],"verbose":true}');
return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
.pipe(map(res => this.parseMetricsNumber(res)));
}
parseMetricsNumber(res){
try{
return +res["datasets"]["0"]["series"]["result"]["0"]["row"]["0"];
}catch(e){
return null;
}
}
getMetricsNumbersByRepository (id: string, table: string, properties:EnvProperties):any {
let url =properties.statisticsFrameNewAPIURL + 'raw?json=' + encodeURIComponent('{"series":[{"query":{"name":"' + table + '", "parameters":["' + id + '","' + id + '","' + id + '"], "profile":"OpenAIRE All-inclusive"}}],"verbose":true}');
return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
.pipe(map(res => this.parseMetricsNumbersByRepository(res,properties)));
}
parseMetricsNumbersByRepository(res,properties){
let map = new Map<string, {"name": string, "url": string, "numOfDownloads": string, "numOfViews": string, "openaireDownloads": string, "openaireViews": string}>();
try{
let results = res["datasets"]["0"]["series"]["result"];
for(let i=0; i<results.length; i++) {
let result = results[i]["row"];
let id: string = result[1];
if(map.has(id)) {
if(result[0] == "views"){
map.get(id).numOfViews = result[3];
map.get(id).openaireViews = result[4];
}else if(result[0] == "downloads") {
map.get(id).numOfDownloads = result[3];
map.get(id).openaireDownloads = result[4];
}
} else {
let info;//: {"url": string, "numOfDownloads": string, "numOfViews": string};
info = {};
info.name = result[2];
info.url = properties.searchLinkToDataProvider+id;
info.numOfDownloads = "0";
info.openaireDownloads = "0";
info.numOfViews = "0";
info.openaireViews = "0";
if(result[0] == "views"){
info.numOfViews = result[3];
info.openaireViews = result[4];
}else if(result[0] == "downloads") {
info.numOfDownloads = result[3];
info.openaireDownloads = result[4];
}
if(info.numOfViews + info.openaireViews + info.numOfDownloads + info.openaireDownloads > 0) {
map.set(id, info);
}
}
}
}catch(e){
console.error(e)
}
return map;
}
getMetrics (id: string, entityType: string, properties:EnvProperties):any {
let url = properties.metricsAPIURL+entityType+"/"+id+"/clicks";
let key = url;
return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
.pipe(map(res => this.parseMetrics(res["downloads"], res["views"], res["total_downloads"], res["total_views"],
res["total_openaire_views"], res["total_openaire_downloads"], res["pageviews"], properties)));
}
parseMetrics(downloads: any, views: any, totalDownloads: number, totalViews: number,
totalOpenaireViews: number, totalOpenaireDownloads: number, pageViews: number, properties:EnvProperties): any {
this.metrics = new Metrics();
this.metrics.totalDownloads = totalDownloads;
this.metrics.totalViews = totalViews;
this.metrics.totalOpenaireViews = totalOpenaireViews;
this.metrics.totalOpenaireDownloads = totalOpenaireDownloads;
this.metrics.pageViews = pageViews;
this.metrics.infos = new Map<string, {"name": string, "url": string, "numOfDownloads": string, "numOfViews": string, "openaireDownloads": string, "openaireViews": string}>();
for(let i=0; i<downloads.length; i++) {
let id: string = downloads[i]['datasource_id'];
if(this.metrics.infos.has(id)) {
this.metrics.infos.get(id).numOfDownloads = downloads[i]['value'];
this.metrics.infos.get(id).openaireDownloads = downloads[i]['openaire'];
} else {
let info;//: {"url": string, "numOfDownloads": string, "numOfViews": string};
info = {};
info.name = downloads[i]['datasource_name'];
info.url = properties.searchLinkToDataProvider+id;
info.numOfDownloads = downloads[i]['value'];
info.openaireDownloads = downloads[i]['openaire'];
info.numOfViews = "0";
info.openaireViews = "0";
this.metrics.infos.set(id, info);
}
}
for(let i=0; i<views.length; i++) {
let id: string = views[i]['datasource_id'];
if(this.metrics.infos.has(id)) {
this.metrics.infos.get(id).numOfViews = views[i]['value'];
this.metrics.infos.get(id).openaireViews = views[i]['openaire'];
} else {
let info;//: {"url": string, "numOfDownloads": string, "numOfViews": string};
info = {};
info.name = views[i]['datasource_name'];
info.url = properties.searchLinkToDataProvider + id;
info.numOfDownloads = "0";
info.openaireDownloads = "0";
info.numOfViews = views[i]['value'];
info.openaireViews = views[i]['openaire'];
this.metrics.infos.set(id, info);
}
}
return this.metrics;
}
}