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• cloudinary-http42
• 1.18.0
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• ApiStrategy.java

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com.cloudinary.http42.ApiStrategy Maven / Gradle / Ivy

package com.cloudinary.http42;

import java.io.InputStream;
import java.lang.reflect.Constructor;
import java.net.URI;
import java.util.Arrays;
import java.util.Map;

import com.cloudinary.strategies.AbstractApiStrategy;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.*;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.cloudinary.json.JSONException;
import org.cloudinary.json.JSONObject;

import com.cloudinary.Api;
import com.cloudinary.Api.HttpMethod;
import com.cloudinary.Cloudinary;
import com.cloudinary.api.ApiResponse;
import com.cloudinary.api.exceptions.GeneralError;
import com.cloudinary.http42.api.Response;
import com.cloudinary.utils.Base64Coder;
import com.cloudinary.utils.ObjectUtils;
import com.cloudinary.utils.StringUtils;

public class ApiStrategy extends AbstractApiStrategy {

    @SuppressWarnings({"rawtypes", "unchecked"})
    public ApiResponse callApi(HttpMethod method, Iterable uri, Map params, Map options) throws Exception {
        if (options == null) options = ObjectUtils.emptyMap();

        String prefix = ObjectUtils.asString(options.get("upload_prefix"), ObjectUtils.asString(this.api.cloudinary.config.uploadPrefix, "https://api.cloudinary.com"));
        String cloudName = ObjectUtils.asString(options.get("cloud_name"), this.api.cloudinary.config.cloudName);
        if (cloudName == null) throw new IllegalArgumentException("Must supply cloud_name");
        String apiKey = ObjectUtils.asString(options.get("api_key"), this.api.cloudinary.config.apiKey);
        if (apiKey == null) throw new IllegalArgumentException("Must supply api_key");
        String apiSecret = ObjectUtils.asString(options.get("api_secret"), this.api.cloudinary.config.apiSecret);
        if (apiSecret == null) throw new IllegalArgumentException("Must supply api_secret");
        String contentType = ObjectUtils.asString(options.get("content_type"), "urlencoded");
        int timeout = ObjectUtils.asInteger(options.get("timeout"), this.api.cloudinary.config.timeout);
        String apiUrl = StringUtils.join(Arrays.asList(prefix, "v1_1", cloudName), "/");

        for (String component : uri) {
            apiUrl = apiUrl + "/" + component;
        }

        URIBuilder apiUrlBuilder = new URIBuilder(apiUrl);
        if (!contentType.equals("json")) {
            for (Map.Entry param : params.entrySet()) {
                if (param.getValue() instanceof Iterable) {
                    for (String single : (Iterable) param.getValue()) {
                        apiUrlBuilder.addParameter(param.getKey() + "[]", single);
                    }
                } else {
                    apiUrlBuilder.addParameter(param.getKey(), ObjectUtils.asString(param.getValue()));
                }
            }
        }

        ClientConnectionManager connectionManager = (ClientConnectionManager) this.api.cloudinary.config.properties.get("connectionManager");

        DefaultHttpClient client = new DefaultHttpClient(connectionManager);
        if (timeout > 0) {
            HttpParams httpParams = client.getParams();
            HttpConnectionParams.setConnectionTimeout(httpParams, timeout);
            HttpConnectionParams.setSoTimeout(httpParams, timeout);
        }

        URI apiUri = apiUrlBuilder.build();
        HttpUriRequest request = null;
        switch (method) {
            case GET:
                request = new HttpGet(apiUri);
                break;
            case PUT:
                request = new HttpPut(apiUri);
                break;
            case POST:
                request = new HttpPost(apiUri);
                break;
            case DELETE:
                request = new HttpDelete(apiUri);
                break;
        }
        request.setHeader("Authorization", "Basic " + Base64Coder.encodeString(apiKey + ":" + apiSecret));
        request.setHeader("User-Agent", Cloudinary.USER_AGENT + " ApacheHTTPComponents/4.2");
        if (contentType.equals("json")) {
            JSONObject asJSON = ObjectUtils.toJSON(params);
            StringEntity requestEntity = new StringEntity(asJSON.toString(), ContentType.APPLICATION_JSON);
            ((HttpEntityEnclosingRequestBase) request).setEntity(requestEntity);
        }

        HttpResponse response = client.execute(request);

        int code = response.getStatusLine().getStatusCode();
        InputStream responseStream = response.getEntity().getContent();
        String responseData = StringUtils.read(responseStream);

        Class exceptionClass = Api.CLOUDINARY_API_ERROR_CLASSES.get(code);
        if (code != 200 && exceptionClass == null) {
            throw new GeneralError("Server returned unexpected status code - " + code + " - " + responseData);
        }
        Map result;

        try {
            JSONObject responseJSON = new JSONObject(responseData);
            result = ObjectUtils.toMap(responseJSON);
        } catch (JSONException e) {
            throw new RuntimeException("Invalid JSON response from server " + e.getMessage());
        }

        if (code == 200) {
            return new Response(response, result);
        } else {
            String message = (String) ((Map) result.get("error")).get("message");
            Constructor exceptionConstructor = exceptionClass.getConstructor(String.class);
            throw exceptionConstructor.newInstance(message);
        }
    }

}