From 411b4fa3a65e87bb19b7266f1b4d115c447837bc Mon Sep 17 00:00:00 2001 From: "konstantina.galouni" Date: Tue, 21 Jul 2020 13:19:27 +0000 Subject: [PATCH] [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 --- cache-interceptor.service.ts | 47 ++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 cache-interceptor.service.ts diff --git a/cache-interceptor.service.ts b/cache-interceptor.service.ts new file mode 100644 index 00000000..29b135e3 --- /dev/null +++ b/cache-interceptor.service.ts @@ -0,0 +1,47 @@ +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, 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; + } + +} \ No newline at end of file