package com.moral.controller;
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import com.moral.entity.auth.AuthToken;
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import org.apache.commons.codec.binary.Base64;
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import org.springframework.http.*;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestMethod;
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import org.springframework.web.bind.annotation.ResponseBody;
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import org.springframework.web.client.RestTemplate;
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import java.util.Arrays;
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import java.util.LinkedHashMap;
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@Controller
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public class TokenController {
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private static final String AUTH_SERVER_URI = "http://localhost:8001/oauth/token?grant_type=password&";
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@ResponseBody
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@RequestMapping(value = "/oauth/token/{username}/{password}", method = RequestMethod.GET)
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public AuthToken get_auth_token(@PathVariable("username") String username, @PathVariable("password") String password) {
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RestTemplate restTemplate = new RestTemplate();
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HttpEntity<String> request = new HttpEntity<String>(getHeadersWithClientCredentials());
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ResponseEntity<Object> response = restTemplate.exchange(AUTH_SERVER_URI+"username="+username+"&password="+password, HttpMethod.POST, request, Object.class);
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LinkedHashMap<String, Object> map = (LinkedHashMap<String, Object>)response.getBody();
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AuthToken token = null;
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if(map!=null){
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token = new AuthToken();
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token.setAccess_token((String)map.get("access_token"));
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token.setToken_type((String)map.get("token_type"));
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token.setRefresh_token((String)map.get("refresh_token"));
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token.setExpires_in((Integer)map.get("expires_in"));
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token.setScope((String)map.get("scope"));
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System.out.println(token);
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}
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return token;
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}
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private static HttpHeaders getHeaders(){
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HttpHeaders headers = new HttpHeaders();
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headers.setAccept(Arrays.asList(MediaType.APPLICATION_JSON));
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return headers;
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}
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private static HttpHeaders getHeadersWithClientCredentials(){
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String plainClientCredentials="my-trusted-client:secret";
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String base64ClientCredentials = new String(Base64.encodeBase64(plainClientCredentials.getBytes()));
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HttpHeaders headers = getHeaders();
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headers.add("Authorization", "Basic " + base64ClientCredentials);
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return headers;
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}
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}
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