val2

src/app/registration.service.ts

@@ -0,0 +1,36 @@
+import { Injectable } from '@angular/core';
+
+import { HttpClient, HttpHeaders } from '@angular/common/http';
+import { Observable } from 'rxjs/Observable';
+import 'rxjs/add/operator/map';
+
+@Injectable()
+export class RegistrationService {
+
+	APIURL = "http://192.241.155.78/ludosdata/api.php";
+
+	constructor(
+		private http: HttpClient
+	){ }
+
+	/*
+	validateUserName( userName ): Observable<any> {
+		return this.http.get( "http://www.pugludos.com/registration.php?key=validation&type=username&value=" + userName )
+			.map(res => {
+				return(
+					res
+				);
+			});
+	}
+	*/
+
+	validateUserName( userName ): Observable<any> {
+		return this.http.get( this.APIURL + "/users?filter=email,cs," + userName + "&transform=1" )
+			.map(res => {
+				return(
+					res
+				);
+			});
+	}
+
+}