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[Trunk | Library]: New file "cache-interceptor.service.ts" added - redirects default refine queries in cache - currently, Explore Portal specific. 

git-svn-id: https://svn.driver.research-infrastructures.eu/driver/dnet40/modules/uoa-services-library/trunk/ng-openaire-library/src/app@59153 d315682c-612b-4755-9ff5-7f18f6832af3
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konstantina.galouni 2020-07-21 13:19:27 +00:00
parent 3828670514
commit 411b4fa3a6
1 changed files with 47 additions and 0 deletions
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import { Injectable, Inject, PLATFORM_ID } from '@angular/core';
import { HttpInterceptor, HttpRequest, HttpHandler } from '@angular/common/http';
import { TransferState } from '@angular/platform-browser';
import { properties } from "../../environments/environment";
@Injectable({
providedIn: 'root'
})
export class CacheInterceptorService implements HttpInterceptor {
cachingRequests = [
"/resources2/?format=json&refine=true&fields=resultbestaccessright&fields=relfunder&fields=relfundinglevel0_id&fields=relproject&fields=instancetypename&fields=resultlanguagename&fields=community&fields=resulthostingdatasource&&fq=resultbestaccessright exact \"Open Access\"&type=results&page=0&size=0",
"/resources2/?format=json&refine=true&fields=resultbestaccessright&fields=relfunder&fields=instancetypename&fields=resultlanguagename&fields=community&fields=resulthostingdatasource&&type=results&page=0&size=0",
"/resources2/?format=json&refine=true&fields=resultbestaccessright&fields=relfunder&fields=relfundinglevel0_id&fields=relproject&fields=instancetypename&fields=resultlanguagename&fields=community&fields=resulthostingdatasource&&fq=resultbestaccessright%20exact%20%22Open%20Access%22&fq=relfunder%20exact%20%22ec__________%3A%3AEC%7C%7CEuropean%20Commission%7C%7CEC%22&type=results&page=0&size=0",
"/resources2/?format=json&refine=true&fields=resultbestaccessright&fields=relfunder&fields=instancetypename&fields=resultlanguagename&fields=community&fields=resulthostingdatasource&&fq=resultbestaccessright%20exact%20%22Open%20Access%22&type=results&page=0&size=0",
"/resources2/?format=json&refine=true&fields=resultbestaccessright&fields=relfunder&fields=instancetypename&fields=resultlanguagename&fields=community&fields=resulthostingdatasource&&fq=resultbestaccessright exact \"Open Access\"&type=results&page=0&size=0",
"/resources2/?format=json&refine=true&fields=funder&fields=projectstartyear&fields=projectendyear&fields=projectecsc39&&type=projects&page=0&size=0",
"/resources2/?format=json&refine=true&fields=datasourcetypeuiname&fields=datasourceodlanguages&fields=datasourceodcontenttypes&fields=datasourcecompatibilityname&fields=country&fields=collectedfromname&&type=datasources&page=0&size=0",
"/resources2/?format=json&query= ( (reldatasourcecompatibilityid exact driver or reldatasourcecompatibilityid exact driver-openaire2.0 or reldatasourcecompatibilityid exact openaire2.0 or reldatasourcecompatibilityid exact openaire3.0 or reldatasourcecompatibilityid exact openaire4.0 or reldatasourcecompatibilityid exact openaire-cris_1.1 or reldatasourcecompatibilityid exact openaire2.0_data or reldatasourcecompatibilityid exact hostedBy or relproject=*) ) &refine=true&fields=country&&type=organizations&page=0&size=0",
"/projects/?format=json&refine=true&page=1&size=0&fields=funder",
"/resources/?format=json&query=( oaftype exact datasource )&refine=true&fields=datasourcetypeuiname&fields=country&fields=datasourceodsubjects&fields=datasourceodcontenttypes&fields=datasourcecompatibilityname&&type=datasources&page=0&size=0"
];
constructor(private transferState: TransferState, @Inject(PLATFORM_ID) private platformId: any) {}
public intercept(request: HttpRequest<any>, next: HttpHandler): any {
// console.debug(new Date());
if(this.checkForCachedRequests(request.url)) {
const dupReq = request.clone({url: properties.cacheUrl + encodeURIComponent(request.url)});
return next.handle(dupReq);
} else {
return next.handle(request);
}
}
public checkForCachedRequests(url){
if(url.indexOf("refine=true") !== -1) {
return this.cachingRequests.some(partUrl => (url.indexOf(partUrl) !== -1));
}
return false;
}
}