Package twitter4j.media

Source Code of twitter4j.media.ImgLyUpload

/*
* Copyright 2007 Yusuke Yamamoto
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

package twitter4j.media;

import twitter4j.HttpParameter;
import twitter4j.JSONException;
import twitter4j.JSONObject;
import twitter4j.TwitterException;
import twitter4j.auth.OAuthAuthorization;
import twitter4j.conf.Configuration;

/**
* @author Takao Nakaguchi - takao.nakaguchi at gmail.com
* @author withgod - noname at withgod.jp
* @since Twitter4J 2.1.8
*/
class ImgLyUpload extends AbstractImageUploadImpl {

    public ImgLyUpload(Configuration conf, OAuthAuthorization oauth) {
        super(conf, oauth);
    }

    @Override
    protected String postUpload() throws TwitterException {
        int statusCode = httpResponse.getStatusCode();
        if (statusCode != 200)
            throw new TwitterException("ImgLy image upload returned invalid status code", httpResponse);

        String response = httpResponse.asString();

        try {
            JSONObject json = new JSONObject(response);
            if (!json.isNull("url"))
                return json.getString("url");
        } catch (JSONException e) {
            throw new TwitterException("Invalid ImgLy response: " + response, e);
        }

        throw new TwitterException("Unknown ImgLy response", httpResponse);
    }

    @Override
    protected void preUpload() throws TwitterException {
        uploadUrl = "http://img.ly/api/2/upload.json";
        String verifyCredentialsAuthorizationHeader = generateVerifyCredentialsAuthorizationHeader();

        headers.put("X-Auth-Service-Provider", TWITTER_VERIFY_CREDENTIALS_JSON_V1_1);
        headers.put("X-Verify-Credentials-Authorization", verifyCredentialsAuthorizationHeader);

        HttpParameter[] params = {this.image};
        if (message != null) {
            params = appendHttpParameters(new HttpParameter[]{
                    this.message}, params);
        }
        this.postParameter = params;
    }
}
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