Subversion Repositories SmartDukaan

/**

 * Copyright 2010-present Facebook.

 *

 * 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 com.facebook.internal;

import android.content.Context;

import android.os.Bundle;

import android.util.Log;

import com.facebook.LoggingBehavior;

import com.facebook.Settings;

import org.json.JSONException;

import org.json.JSONObject;

import java.util.Collection;

import java.util.EnumSet;

/**

 * com.facebook.internal is solely for the use of other packages within the Facebook SDK for Android. Use of

 * any of the classes in this package is unsupported, and they may be modified or removed without warning at

 * any time.

 */

public final class ServerProtocol {

    private static final String TAG = ServerProtocol.class.getName();

    private static final String DIALOG_AUTHORITY_FORMAT = "m.%s";

    public static final String DIALOG_PATH = "dialog/";

    public static final String DIALOG_PARAM_ACCESS_TOKEN = "access_token";

    public static final String DIALOG_PARAM_APP_ID = "app_id";

    public static final String DIALOG_PARAM_AUTH_TYPE = "auth_type";

    public static final String DIALOG_PARAM_CLIENT_ID = "client_id";

    public static final String DIALOG_PARAM_DISPLAY = "display";

    public static final String DIALOG_PARAM_E2E = "e2e";

    public static final String DIALOG_PARAM_LEGACY_OVERRIDE = "legacy_override";

    public static final String DIALOG_PARAM_REDIRECT_URI = "redirect_uri";

    public static final String DIALOG_PARAM_RESPONSE_TYPE = "response_type";

    public static final String DIALOG_PARAM_RETURN_SCOPES = "return_scopes";

    public static final String DIALOG_PARAM_SCOPE = "scope";

    public static final String DIALOG_PARAM_DEFAULT_AUDIENCE = "default_audience";

    public static final String DIALOG_REREQUEST_AUTH_TYPE = "rerequest";

    public static final String DIALOG_RESPONSE_TYPE_TOKEN = "token";

    public static final String DIALOG_RETURN_SCOPES_TRUE = "true";

    public static final String FALLBACK_DIALOG_PARAM_APP_ID = "app_id";

    public static final String FALLBACK_DIALOG_PARAM_BRIDGE_ARGS = "bridge_args";

    public static final String FALLBACK_DIALOG_PARAM_KEY_HASH = "android_key_hash";

    public static final String FALLBACK_DIALOG_PARAM_METHOD_ARGS = "method_args";

    public static final String FALLBACK_DIALOG_PARAM_METHOD_RESULTS = "method_results";

    public static final String FALLBACK_DIALOG_PARAM_VERSION = "version";

    public static final String FALLBACK_DIALOG_DISPLAY_VALUE_TOUCH = "touch";

    // URL components

    private static final String GRAPH_VIDEO_URL_FORMAT = "https://graph-video.%s";

    private static final String GRAPH_URL_FORMAT = "https://graph.%s";

    public static final String GRAPH_API_VERSION = "v2.2";

    private static final String LEGACY_API_VERSION = "v1.0";

    public static final Collection<String> errorsProxyAuthDisabled =

            Utility.unmodifiableCollection("service_disabled", "AndroidAuthKillSwitchException");

    public static final Collection<String> errorsUserCanceled =

            Utility.unmodifiableCollection("access_denied", "OAuthAccessDeniedException");

    public static final String getDialogAuthority() {

        return String.format(DIALOG_AUTHORITY_FORMAT, Settings.getFacebookDomain());

    }

    public static final String getGraphUrlBase() {

        return String.format(GRAPH_URL_FORMAT, Settings.getFacebookDomain());

    }

    public static final String getGraphVideoUrlBase() {

        return String.format(GRAPH_VIDEO_URL_FORMAT, Settings.getFacebookDomain());

    }

    public static final String getAPIVersion() {

        if (Settings.getPlatformCompatibilityEnabled()) {

            return LEGACY_API_VERSION;

        }

        return GRAPH_API_VERSION;

    }

    public static Bundle getQueryParamsForPlatformActivityIntentWebFallback(

            Context context,

            String callId,

            int version,

            String applicationName,

            Bundle methodArgs) {

        String keyHash = Settings.getApplicationSignature(context);

        if (Utility.isNullOrEmpty(keyHash)) {

            return null;

        }

        Bundle webParams = new Bundle();

        webParams.putString(FALLBACK_DIALOG_PARAM_KEY_HASH, keyHash);

        webParams.putString(FALLBACK_DIALOG_PARAM_APP_ID, Settings.getApplicationId());

        webParams.putInt(FALLBACK_DIALOG_PARAM_VERSION, version);

        webParams.putString(DIALOG_PARAM_DISPLAY, FALLBACK_DIALOG_DISPLAY_VALUE_TOUCH);

        Bundle bridgeArguments = new Bundle();

        bridgeArguments.putString(NativeProtocol.BRIDGE_ARG_ACTION_ID_STRING, callId);

        bridgeArguments.putString(NativeProtocol.BRIDGE_ARG_APP_NAME_STRING, applicationName);

        methodArgs = (methodArgs == null) ? new Bundle() : methodArgs;

        try {

            JSONObject bridgeArgsJSON = BundleJSONConverter.convertToJSON(bridgeArguments);

            JSONObject methodArgsJSON = BundleJSONConverter.convertToJSON(methodArgs);

            if (bridgeArgsJSON == null || methodArgsJSON == null) {

                return null;

            }

            webParams.putString(FALLBACK_DIALOG_PARAM_BRIDGE_ARGS, bridgeArgsJSON.toString());

            webParams.putString(FALLBACK_DIALOG_PARAM_METHOD_ARGS, methodArgsJSON.toString());

        } catch (JSONException je) {

            webParams = null;

            Logger.log(LoggingBehavior.DEVELOPER_ERRORS, Log.ERROR, TAG,

                    "Error creating Url -- " + je);

        }

        return webParams;

    }

}