com.sola.instagram.auth.InstagramAuthentication Maven / Gradle / Ivy
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Java wrapper for Instagram API v1.
package com.sola.instagram.auth;
import com.sola.instagram.InstagramSession;
import com.sola.instagram.auth.AccessToken;
import com.sola.instagram.exception.InstagramException;
import com.sola.instagram.io.PostMethod;
import com.sola.instagram.io.UriFactory;
import com.sola.instagram.model.User;
import com.sola.instagram.util.UriConstructor;
import java.util.ArrayList;
import java.util.HashMap;
import org.json.JSONException;
import org.json.JSONObject;
public class InstagramAuthentication {
String redirectUri;
String clientId;
String clientSecret;
AccessToken accessToken;
User sessionUser;
String scope = "basic";
public String getScope() {
return scope;
}
public InstagramAuthentication setScope(String scope) {
this.scope = scope;
return this;
}
protected String getRedirectUri() {
return redirectUri;
}
public InstagramAuthentication setRedirectUri(String redirectUri) {
this.redirectUri = redirectUri;
return this;
}
protected String getClientId() {
return clientId;
}
public InstagramAuthentication setClientId(String clientId) {
this.clientId = clientId;
return this;
}
public String getAuthorizationUri() throws InstagramException {
if (getClientId() == null || getRedirectUri() == null) {
throw new InstagramException("Please make sure that the "
+ "clientId and redirectUri fields are set");
}
HashMap args = new HashMap();
args.put("client_id", getClientId());
args.put("redirect_uri", getRedirectUri());
args.put("response_type", "code");
args.put("scope", "likes+comments+relationships+basic");
return (new UriConstructor()).constructUri(
UriFactory.Auth.USER_AUTHORIZATION, args, false);
}
public AccessToken build(String code) throws Exception {
if (getClientSecret() == null || getClientId() == null
|| getRedirectUri() == null) {
throw new InstagramException("Please make sure that the"
+ "clientId, clientSecret and redirectUri fields are set");
}
HashMap postArgs = new HashMap();
postArgs.put("client_id", getClientId());
postArgs.put("client_secret", getClientSecret());
postArgs.put("grant_type", "authorization_code");
postArgs.put("redirect_uri", getRedirectUri());
if(getScope() != null && getScope() != "" ) {
postArgs.put("scope", getScope());
}
postArgs.put("code", code);
JSONObject response = (new PostMethod() .setPostParameters(postArgs)
.setMethodURI(UriFactory.Auth.GET_ACCESS_TOKEN) ).call().getJSON();
try {
setAccessToken(new
AccessToken(response.getString("access_token")));
setSessionUser(new User(response.getJSONObject("user"),
getAccessToken().getTokenString()));
} catch (Exception e) {
throw new InstagramException("JSON parsing error");
}
return getAccessToken();
}
public AccessToken getAccessToken() throws InstagramException {
if (accessToken == null)
throw new InstagramException(
"Token has not been fetched, please call build(String code) "
+ "before calling getAccessToken()");
else
return accessToken;
}
protected void setAccessToken(AccessToken accessToken) {
this.accessToken = accessToken;
}
public User getAuthenticatedUser() throws InstagramException {
if (accessToken == null)
throw new InstagramException(
"No user has been authenticated yet");
else
return sessionUser;
}
protected void setSessionUser(User sessionUser) {
this.sessionUser = sessionUser;
}
protected String getClientSecret() {
return clientSecret;
}
public InstagramAuthentication setClientSecret(String clientSecret) {
this.clientSecret = clientSecret;
return this;
}
}