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kullfarkullfar
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Merge branch 'slackapi' of https://github.com/petrkopotev/scribejava into petrkopotev-slackapi
2 parents 8f48915 + 43ce7ed commit e1f9be5

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‎scribejava-apis/src/main/java/com/github/scribejava/apis/SlackApi.java‎

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package com.github.scribejava.apis;
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import com.github.scribejava.apis.fitbit.FitBitJsonTokenExtractor;
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import com.github.scribejava.apis.slack.SlackJsonTokenExtractor;
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import com.github.scribejava.apis.slack.SlackOAuth2AccessToken;
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import com.github.scribejava.core.builder.api.DefaultApi20;
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/**
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* Slack.com api
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*/
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public class SlackApi extends DefaultApi20 {
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protected SlackApi() {
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}
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private static class InstanceHolder {
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private static final SlackApi INSTANCE = new SlackApi();
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}
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public static SlackApi instance() {
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return SlackApi.InstanceHolder.INSTANCE;
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}
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@Override
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public String getAccessTokenEndpoint() {
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return "https://slack.com/api/oauth.v2.access";
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}
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@Override
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protected String getAuthorizationBaseUrl() {
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return "https://slack.com/oauth/v2/authorize";
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}
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@Override
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public SlackJsonTokenExtractor getAccessTokenExtractor() {
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return SlackJsonTokenExtractor.instance();
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}
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}

‎scribejava-apis/src/main/java/com/github/scribejava/apis/slack/SlackJsonTokenExtractor.java‎

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package com.github.scribejava.apis.slack;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.github.scribejava.core.extractors.OAuth2AccessTokenJsonExtractor;
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public class SlackJsonTokenExtractor extends OAuth2AccessTokenJsonExtractor {
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protected SlackJsonTokenExtractor() {
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}
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private static class InstanceHolder {
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private static final SlackJsonTokenExtractor INSTANCE = new SlackJsonTokenExtractor();
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}
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public static SlackJsonTokenExtractor instance() {
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return SlackJsonTokenExtractor.InstanceHolder.INSTANCE;
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}
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@Override
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protected SlackOAuth2AccessToken createToken(String accessToken, String tokenType, Integer expiresIn,
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String refreshToken, String scope, JsonNode response, String rawResponse) {
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String userAccessToken = "";
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final JsonNode userAccessTokenNode = response.get("authed_user").get("access_token");
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if (userAccessTokenNode != null) {
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userAccessToken = userAccessTokenNode.asText();
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}
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return new SlackOAuth2AccessToken(accessToken, tokenType, expiresIn, refreshToken, scope,
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userAccessToken, rawResponse);
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}
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}

‎scribejava-apis/src/main/java/com/github/scribejava/apis/slack/SlackOAuth2AccessToken.java‎

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package com.github.scribejava.apis.slack;
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import com.github.scribejava.core.model.OAuth2AccessToken;
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import java.util.Objects;
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public class SlackOAuth2AccessToken extends OAuth2AccessToken {
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private final String userAccessToken;
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public SlackOAuth2AccessToken(String accessToken, String tokenType, Integer expiresIn, String refreshToken, String scope, String userAccessToken, String rawResponse) {
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super(accessToken, tokenType, expiresIn, refreshToken, scope, rawResponse);
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this.userAccessToken = userAccessToken;
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}
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public String getUserAccessToken() {
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return userAccessToken;
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}
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@Override
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public int hashCode() {
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int hash = super.hashCode();
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hash = 37 * hash + Objects.hashCode(userAccessToken);
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return hash;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj) {
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return true;
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}
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if (obj == null) {
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return false;
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}
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if (getClass() != obj.getClass()) {
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return false;
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}
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if (!super.equals(obj)) {
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return false;
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}
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return Objects.equals(userAccessToken, ((SlackOAuth2AccessToken) obj).getUserAccessToken());
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}
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}

‎scribejava-apis/src/test/java/com/github/scribejava/apis/examples/SlackExample.java‎

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package com.github.scribejava.apis.examples;
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import com.github.scribejava.apis.SlackApi;
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import com.github.scribejava.apis.slack.SlackOAuth2AccessToken;
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import com.github.scribejava.core.builder.ServiceBuilder;
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import com.github.scribejava.core.model.OAuth2AccessToken;
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import com.github.scribejava.core.model.OAuthRequest;
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import com.github.scribejava.core.model.Response;
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import com.github.scribejava.core.model.Verb;
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import com.github.scribejava.core.oauth.OAuth20Service;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Scanner;
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import java.util.concurrent.ExecutionException;
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public class SlackExample {
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private static final String NETWORK_NAME = "Slack.com";
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private static final String BOT_RESOURCE_URL = "https://slack.com/api/channels.list";
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private static final String BOT_SCOPE = "channels:read"
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private static final String USER_RESOURCE_URL = "https://slack.com/api/users.list";
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private static final String USER_SCOPE = "users:read";
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private static final String PAYLOAD = "null";
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private static final String CONTENT_TYPE_NAME = "Content-Type";
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private static final String CONTENT_TYPE_VALUE = "application/json";
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private SlackExample() {
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}
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@SuppressWarnings("PMD.SystemPrintln")
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public static void main(String... args) throws IOException, InterruptedException, ExecutionException {
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// Replace these with your client id and secret
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final String clientId = "client-id";
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final String clientSecret = "client-secret";
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final OAuth20Service service = new ServiceBuilder(clientId)
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.apiSecret(clientSecret)
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.callback("https://www.example.com/oauth_callback/")
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.defaultScope(BOT_SCOPE)
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.build(SlackApi.instance());
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final Scanner in = new Scanner(System.in);
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System.out.println("=== " + NETWORK_NAME + "'s OAuth Workflow ===");
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System.out.println();
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// Obtain the Authorization URL
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System.out.println("Fetching the Authorization URL...");
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final Map<String, String> additionalParams = new HashMap<>();
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// define user scope if any
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additionalParams.put("user_scope", USER_SCOPE);
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final String authorizationUrl = service.createAuthorizationUrlBuilder()
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.additionalParams(additionalParams)
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.build();
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System.out.println("Got the Authorization URL!");
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System.out.println("Now go and authorize ScribeJava here:");
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System.out.println(authorizationUrl);
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System.out.println("And paste the authorization code here");
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System.out.print(">>");
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final String code = in.nextLine();
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System.out.println();
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System.out.println("Trading the Authorization Code for an Access Token...");
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final OAuth2AccessToken accessToken = service.getAccessToken(code);
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System.out.println("Got the Access Token!");
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System.out.println("(The raw response looks like this: " + accessToken.getRawResponse() + "')");
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System.out.println();
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System.out.println("Getting info using BOT token...");
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final OAuthRequest request = new OAuthRequest(Verb.GET, BOT_RESOURCE_URL);
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request.addHeader(CONTENT_TYPE_NAME, CONTENT_TYPE_VALUE);
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request.setPayload(PAYLOAD);
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service.signRequest(accessToken, request);
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try (Response response = service.execute(request)) {
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System.out.println("Got it! Lets see what we found...");
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System.out.println();
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System.out.println(response.getCode());
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System.out.println(response.getBody());
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System.out.println();
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}
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System.out.println("Getting info using USER token...");
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final OAuthRequest userRequest = new OAuthRequest(Verb.GET, USER_RESOURCE_URL);
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userRequest.addHeader(CONTENT_TYPE_NAME, CONTENT_TYPE_VALUE);
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userRequest.setPayload(PAYLOAD);
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SlackOAuth2AccessToken token = (SlackOAuth2AccessToken)accessToken;
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service.signRequest(token.getUserAccessToken(), userRequest);
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try (Response response = service.execute(userRequest)) {
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System.out.println("Got it! Lets see what we found...");
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System.out.println();
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System.out.println(response.getCode());
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System.out.println(response.getBody());
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}
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System.out.println();
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System.out.println("Thats it man! Go and build something awesome with ScribeJava! :)");
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}
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}

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