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Commit78aac50

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author
Maria Besfamilnaya
committed
add Instagram API (https://www.instagram.com/)
1 parent02cf695 commit78aac50

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7 files changed

+389
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lines changed

7 files changed

+389
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lines changed

‎README.md

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@@ -77,6 +77,7 @@ ScribeJava support out-of-box several HTTP clients:
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* HeadHunter ХэдХантер (https://hh.ru/)[example](https://github.com/scribejava/scribejava/blob/master/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/HHExample.java)
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* HiOrg-Server (https://www.hiorg-server.de/)[example](https://github.com/scribejava/scribejava/blob/master/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/HiOrgServerExample.java)
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* Imgur (http://imgur.com/)[example](https://github.com/scribejava/scribejava/blob/master/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/ImgurExample.java)
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* Instagram (https://www.instagram.com/)[example](https://github.com/scribejava/scribejava/blob/master/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/InstagramExample.java)
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* Kaixin 开心网 (http://www.kaixin001.com/)[example](https://github.com/scribejava/scribejava/blob/master/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/Kaixin20Example.java)
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* Kakao (https://kakao.com/)[example](https://github.com/scribejava/scribejava/blob/master/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/KakaoExample.java)
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* Keycloak (https://www.keycloak.org/)[example](https://github.com/scribejava/scribejava/blob/master/scribejava-apis/src/test/java/com/github/scribejava/apis/examples/KeycloakExample.java)
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packagecom.github.scribejava.apis;
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importjava.io.OutputStream;
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importcom.github.scribejava.apis.instagram.InstagramAccessTokenJsonExtractor;
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importcom.github.scribejava.apis.instagram.InstagramService;
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importcom.github.scribejava.core.builder.api.DefaultApi20;
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importcom.github.scribejava.core.extractors.TokenExtractor;
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importcom.github.scribejava.core.httpclient.HttpClient;
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importcom.github.scribejava.core.httpclient.HttpClientConfig;
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importcom.github.scribejava.core.model.OAuth2AccessToken;
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importcom.github.scribejava.core.model.Verb;
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importcom.github.scribejava.core.oauth.OAuth20Service;
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importcom.github.scribejava.core.oauth2.clientauthentication.ClientAuthentication;
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importcom.github.scribejava.core.oauth2.clientauthentication.RequestBodyAuthenticationScheme;
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/**
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* Instagram API
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*/
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publicclassInstagramApiextendsDefaultApi20 {
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privatestaticclassInstanceHolder {
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privatestaticfinalInstagramApiINSTANCE =newInstagramApi();
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}
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publicstaticInstagramApiinstance() {
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returnInstanceHolder.INSTANCE;
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}
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@Override
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publicVerbgetAccessTokenVerb() {
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returnVerb.POST;
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}
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@Override
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publicStringgetAccessTokenEndpoint() {
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return"https://api.instagram.com/oauth/access_token";
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}
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@Override
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publicStringgetRefreshTokenEndpoint() {
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return"https://graph.instagram.com/refresh_access_token";
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}
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@Override
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protectedStringgetAuthorizationBaseUrl() {
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return"https://api.instagram.com/oauth/authorize";
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}
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@Override
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publicTokenExtractor<OAuth2AccessToken>getAccessTokenExtractor() {
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returnInstagramAccessTokenJsonExtractor.instance();
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}
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@Override
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publicClientAuthenticationgetClientAuthentication() {
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returnRequestBodyAuthenticationScheme.instance();
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}
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@Override
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publicOAuth20ServicecreateService(StringapiKey,StringapiSecret,Stringcallback,StringdefaultScope,
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StringresponseType,OutputStreamdebugStream,StringuserAgent,HttpClientConfighttpClientConfig,
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HttpClienthttpClient) {
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returnnewInstagramService(this,apiKey,apiSecret,callback,defaultScope,responseType,
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debugStream,userAgent,httpClientConfig,httpClient);
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}
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}
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packagecom.github.scribejava.apis.instagram;
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importjava.io.IOException;
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importjava.util.Objects;
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importcom.github.scribejava.core.exceptions.OAuthException;
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importcom.github.scribejava.core.model.Response;
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/**
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* non standard Instagram replace for
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* {@link com.github.scribejava.core.model.OAuth2AccessTokenErrorResponse}
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*
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* examples:<br>
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*
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* '{"error_type": "OAuthException", "code": 400, "error_message": "Missing required field client_id"}'
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*/
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publicclassInstagramAccessTokenErrorResponseextendsOAuthException {
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privatestaticfinallongserialVersionUID = -1277129766099856895L;
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privatefinalStringerrorType;
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privatefinalintcodeInt;
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privatefinalResponseresponse;
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publicInstagramAccessTokenErrorResponse(StringerrorType,intcode,
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StringerrorMessage,Responseresponse) {
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super(errorMessage);
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this.errorType =errorType;
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this.codeInt =code;
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this.response =response;
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}
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publicStringgetErrorType() {
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returnerrorType;
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}
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publicintgetCodeInt() {
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returncodeInt;
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}
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/**
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*
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* @return body of response
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* @throws IOException IOException
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* @deprecated use {@link #getResponse()} and then {@link Response#getBody()}
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*/
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@Deprecated
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publicStringgetRawResponse()throwsIOException {
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returnresponse.getBody();
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}
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publicResponsegetResponse() {
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returnresponse;
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}
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@Override
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publicbooleanequals(Objecto) {
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if (this ==o) {
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returntrue;
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}
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if (o ==null ||getClass() !=o.getClass()) {
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returnfalse;
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}
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InstagramAccessTokenErrorResponsethat = (InstagramAccessTokenErrorResponse)o;
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returncodeInt ==that.codeInt &&Objects.equals(errorType,that.errorType)
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&&Objects.equals(response,that.response);
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}
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@Override
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publicinthashCode() {
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inthash =5;
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hash =83 *hash +Objects.hashCode(response);
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hash =83 *hash +Objects.hashCode(getMessage());
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hash =83 *hash +Objects.hashCode(errorType);
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hash =83 *hash +Objects.hashCode(codeInt);
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returnhash;
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}
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@Override
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publicStringtoString() {
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return"InstagramAccessTokenErrorResponse{" +
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"errorType='" +errorType +'\'' +
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", codeInt=" +codeInt +
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", response=" +response +
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'}';
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}
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}
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packagecom.github.scribejava.apis.instagram;
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importjava.io.IOException;
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importcom.fasterxml.jackson.databind.JsonNode;
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importcom.github.scribejava.apis.facebook.FacebookAccessTokenJsonExtractor;
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importcom.github.scribejava.core.extractors.OAuth2AccessTokenJsonExtractor;
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importcom.github.scribejava.core.model.Response;
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/**
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* non standard Facebook Extractor
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*/
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publicclassInstagramAccessTokenJsonExtractorextendsOAuth2AccessTokenJsonExtractor {
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protectedInstagramAccessTokenJsonExtractor() {
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}
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privatestaticclassInstanceHolder {
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privatestaticfinalInstagramAccessTokenJsonExtractorINSTANCE =newInstagramAccessTokenJsonExtractor();
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}
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publicstaticInstagramAccessTokenJsonExtractorinstance() {
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returnInstanceHolder.INSTANCE;
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}
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/**
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* Non standard error message. Could be Instagram or Facebook specific.
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* Usually Instagram type is used for getting access tokens. Facebook type is used for
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* refreshing tokens.
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*
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* examples:<br>
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*
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* Instagram specific:
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* '{"error_type": "OAuthException", "code": 400, "error_message": "Missing required field client_id"}'
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*
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* Facebook specific:
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* '{"error":{"message":"Error validating application. Invalid application
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* ID.","type":"OAuthException","code":101,"fbtrace_id":"CvDR+X4WWIx"}}'
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*
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* @param response response
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*/
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@Override
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publicvoidgenerateError(Responseresponse)throwsIOException {
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finalJsonNodeerrorNode =OAuth2AccessTokenJsonExtractor.OBJECT_MAPPER
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.readTree(response.getBody());
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JsonNodeerror =errorNode.get("error");
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if (error !=null) {
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FacebookAccessTokenJsonExtractor.instance().generateError(response);
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}else {
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thrownewInstagramAccessTokenErrorResponse(
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errorNode.get("error_type").asText(),
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errorNode.get("code").asInt(),
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errorNode.get("error_message").asText(),
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response
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);
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}
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}
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}
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packagecom.github.scribejava.apis.instagram;
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importjava.io.IOException;
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importjava.io.OutputStream;
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importjava.util.concurrent.ExecutionException;
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importcom.github.scribejava.core.builder.api.DefaultApi20;
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importcom.github.scribejava.core.httpclient.HttpClient;
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importcom.github.scribejava.core.httpclient.HttpClientConfig;
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importcom.github.scribejava.core.model.OAuth2AccessToken;
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importcom.github.scribejava.core.model.OAuthConstants;
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importcom.github.scribejava.core.model.OAuthRequest;
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importcom.github.scribejava.core.model.Verb;
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importcom.github.scribejava.core.oauth.OAuth20Service;
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publicclassInstagramServiceextendsOAuth20Service {
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privatestaticfinalStringLONG_LIVED_ACCESS_TOKEN_ENDPOINT ="https://graph.instagram.com/access_token";
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publicInstagramService(DefaultApi20api,StringapiKey,StringapiSecret,Stringcallback,
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StringdefaultScope,StringresponseType,OutputStreamdebugStream,StringuserAgent,
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HttpClientConfighttpClientConfig,HttpClienthttpClient) {
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super(api,apiKey,apiSecret,callback,defaultScope,responseType,debugStream,
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userAgent,httpClientConfig,httpClient);
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}
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/**
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* Refresh a long-lived Instagram User Access Token that is at least 24 hours old but has not expired.
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* Refreshed tokens are valid for 60 days from the date at which they are refreshed.
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*
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* @param accessToken long-lived access token
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* @param scope (not used)
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* @return refresh token request
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*/
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@Override
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protectedOAuthRequestcreateRefreshTokenRequest(StringaccessToken,Stringscope) {
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if (accessToken ==null ||accessToken.isEmpty()) {
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thrownewIllegalArgumentException("The refreshToken cannot be null or empty");
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}
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finalOAuthRequestrequest =newOAuthRequest(Verb.GET,getApi().getRefreshTokenEndpoint());
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request.addParameter(OAuthConstants.GRANT_TYPE,"ig_refresh_token");
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request.addParameter(OAuthConstants.ACCESS_TOKEN,accessToken);
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logRequestWithParams("refresh token",request);
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returnrequest;
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}
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/**
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* Get long-lived access token.
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*
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* Initial accessToken is valid for 1 hour so one can get long-lived access token.
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* Long-lived access token is valid for 60 days.
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*
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* @param accessToken short-lived access token
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* @return long-lived access token with filled expireIn and refreshToken
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*/
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publicOAuth2AccessTokengetLongLivedAccessToken(OAuth2AccessTokenaccessToken)
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throwsInterruptedException,ExecutionException,IOException {
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StringshortLivedAccessToken =accessToken.getAccessToken();
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OAuthRequestrequest =createLongLivedAccessTokenRequest(shortLivedAccessToken);
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returnsendAccessTokenRequestSync(request);
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}
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privateOAuthRequestcreateLongLivedAccessTokenRequest(StringshortLivedAccessToken) {
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finalOAuthRequestrequest =newOAuthRequest(Verb.GET,LONG_LIVED_ACCESS_TOKEN_ENDPOINT);
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getApi().getClientAuthentication().addClientAuthentication(request,getApiKey(),getApiSecret());
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request.addParameter(OAuthConstants.GRANT_TYPE,"ig_exchange_token");
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request.addParameter(OAuthConstants.ACCESS_TOKEN,shortLivedAccessToken);
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if (isDebug()) {
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log("created long-lived access token request with body params [%s], query string params [%s]",
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request.getBodyParams().asFormUrlEncodedString(),
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request.getQueryStringParams().asFormUrlEncodedString());
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}
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returnrequest;
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}
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}
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packagecom.github.scribejava.apis.examples;
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importjava.io.IOException;
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importjava.util.Random;
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importjava.util.Scanner;
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importjava.util.concurrent.ExecutionException;
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importcom.github.scribejava.apis.InstagramApi;
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importcom.github.scribejava.apis.instagram.InstagramService;
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importcom.github.scribejava.core.builder.ServiceBuilder;
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importcom.github.scribejava.core.model.OAuth2AccessToken;
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importcom.github.scribejava.core.model.OAuthRequest;
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importcom.github.scribejava.core.model.Response;
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importcom.github.scribejava.core.model.Verb;
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importcom.github.scribejava.core.oauth.OAuth20Service;
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publicclassInstagramExample {
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privatestaticfinalStringNETWORK_NAME ="Instagram";
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privatestaticfinalStringPROTECTED_RESOURCE_URL =
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"https://graph.instagram.com/me/media?fields=id,caption,media_type,media_url,username";
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privateInstagramExample() {
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}
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@SuppressWarnings("PMD.SystemPrintln")
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publicstaticvoidmain(String...args)throwsIOException,InterruptedException,ExecutionException {
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// Replace these with your client id and secret
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finalStringclientId ="client-id";
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finalStringclientSecret ="client-secret";
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finalStringsecretState ="secret" +newRandom().nextInt(999_999);
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finalOAuth20Serviceservice =newServiceBuilder(clientId)
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.apiSecret(clientSecret)
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.defaultScope("user_profile,user_media")
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.callback("http://example.com")
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.build(InstagramApi.instance());
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finalScannerin =newScanner(System.in,"UTF-8");
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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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finalStringauthorizationUrl =service.getAuthorizationUrl(secretState);
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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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finalStringcode =in.nextLine();
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System.out.println();
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System.out.println("And paste the state from server here. We have set 'secretState'='" +secretState +"'.");
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System.out.print(">>");
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finalStringvalue =in.nextLine();
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if (secretState.equals(value)) {
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System.out.println("State value does match!");
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}else {
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System.out.println("Ooops, state value does not match!");
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System.out.println("Expected = " +secretState);
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System.out.println("Got = " +value);
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System.out.println();
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}
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System.out.println("Trading the Authorization Code for an Access Token...");
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finalOAuth2AccessTokenaccessToken =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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// Now let's go and ask for a protected resource!
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System.out.println("Now we're going to access a protected resource...");
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finalOAuthRequestrequest =newOAuthRequest(Verb.GET,PROTECTED_RESOURCE_URL);
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service.signRequest(accessToken,request);
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try (Responseresponse =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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}
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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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InstagramServiceinstagramService = (InstagramService)service;
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System.out.println("Now let's exchange our short-lived token to long-lived access token...");
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OAuth2AccessTokenlongLivedAccessToken =instagramService.getLongLivedAccessToken(accessToken);
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System.out.println("Got the Access Token!");
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System.out.println("(The access token raw response looks like this: " +longLivedAccessToken.getRawResponse() +"')");
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System.out.println("Now it's time to refresh long-lived token...");
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OAuth2AccessTokenrefreshAccessToken =service.refreshAccessToken(longLivedAccessToken.getAccessToken());
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System.out.println("Got the refreshed Access Token!");
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System.out.println("(The refreshed access token raw response looks like this: " +refreshAccessToken.getRawResponse() +"')");
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}
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}

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