NIMInitManager.java 5.71 KB
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package com.yidianling.im.helper;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;

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import com.yidianling.im.session.extension.CustomAttachmentFilter;
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import com.yidianling.nimbase.common.ToastHelper;
import com.netease.nimlib.sdk.NIMClient;
import com.netease.nimlib.sdk.NimStrings;
import com.netease.nimlib.sdk.Observer;
import com.netease.nimlib.sdk.avchat.model.AVChatAttachment;
import com.netease.nimlib.sdk.msg.MsgService;
import com.netease.nimlib.sdk.msg.MsgServiceObserve;
import com.netease.nimlib.sdk.msg.model.BroadcastMessage;
import com.netease.nimlib.sdk.msg.model.IMMessage;
import com.netease.nimlib.sdk.team.constant.TeamFieldEnum;
import com.netease.nimlib.sdk.team.model.IMMessageFilter;
import com.netease.nimlib.sdk.team.model.UpdateTeamAttachment;
import com.yidianling.im.R;
import com.yidianling.im.config.constants.UserPreferences;
import com.yidianling.im.preference.IMCache;

import java.util.Map;

/**
 * Created by hzchenkang on 2017/9/26.
 * 用于初始化时,注册全局的广播、云信观察者等等云信相关业务
 */

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public class NIMInitManager{
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    private static final String TAG = "NIMInitManager";

    private NIMInitManager() {
    }

    private static class InstanceHolder {
        static NIMInitManager receivers = new NIMInitManager();
    }

    public static NIMInitManager getInstance() {
        return InstanceHolder.receivers;
    }

    public void init(boolean register) {
        // 注册通知消息过滤器
        registerIMMessageFilter();

        // 注册语言变化监听广播
        registerLocaleReceiver(register);

        // 注册全局云信sdk 观察者
        registerGlobalObservers(register);

    }

    private void registerGlobalObservers(boolean register) {
        // 注册云信全员广播
        registerBroadcastMessages(register);
    }

    private void registerLocaleReceiver(boolean register) {
        if (register) {
            updateLocale();
            IntentFilter filter = new IntentFilter(Intent.ACTION_LOCALE_CHANGED);
            IMCache.getContext().registerReceiver(localeReceiver, filter);
        } else {
            IMCache.getContext().unregisterReceiver(localeReceiver);
        }
    }

    private BroadcastReceiver localeReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            if (intent.getAction().equals(Intent.ACTION_LOCALE_CHANGED)) {
                updateLocale();
            }
        }
    };

    private void updateLocale() {
        Context context = IMCache.getContext();
        NimStrings strings = new NimStrings();
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        strings.status_bar_multi_messages_incoming = context.getString(R.string.im_nim_status_bar_multi_messages_incoming);
        strings.status_bar_image_message = context.getString(R.string.im_nim_status_bar_image_message);
        strings.status_bar_audio_message = context.getString(R.string.im_nim_status_bar_audio_message);
        strings.status_bar_custom_message = context.getString(R.string.im_nim_status_bar_custom_message);
        strings.status_bar_file_message = context.getString(R.string.im_nim_status_bar_file_message);
        strings.status_bar_location_message = context.getString(R.string.im_nim_status_bar_location_message);
        strings.status_bar_notification_message = context.getString(R.string.im_nim_status_bar_notification_message);
        strings.status_bar_ticker_text = context.getString(R.string.im_nim_status_bar_ticker_text);
        strings.status_bar_unsupported_message = context.getString(R.string.im_nim_status_bar_unsupported_message);
        strings.status_bar_video_message = context.getString(R.string.im_nim_status_bar_video_message);
        strings.status_bar_hidden_message_content = context.getString(R.string.im_nim_status_bar_hidden_msg_content);
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        NIMClient.updateStrings(strings);
    }

    /**
     * 通知消息过滤器(如果过滤则该消息不存储不上报)
     */
    private void registerIMMessageFilter() {
        NIMClient.getService(MsgService.class).registerIMMessageFilter(new IMMessageFilter() {
            @Override
            public boolean shouldIgnore(IMMessage message) {
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                // 如果消息为CustomAttachmentFilter,则需要过滤掉此条消息,不显示
                if (message.getAttachment() instanceof CustomAttachmentFilter){
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                    return  true;
                }
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                if (UserPreferences.getMsgIgnore() && message.getAttachment() != null) {
                    if (message.getAttachment() instanceof UpdateTeamAttachment) {
                        UpdateTeamAttachment attachment = (UpdateTeamAttachment) message.getAttachment();
                        for (Map.Entry<TeamFieldEnum, Object> field : attachment.getUpdatedFields().entrySet()) {
                            if (field.getKey() == TeamFieldEnum.ICON) {
                                return true;
                            }
                        }
                    } else if (message.getAttachment() instanceof AVChatAttachment) {
                        return true;
                    }
                }
                return false;
            }
        });
    }

    /**
     * 注册云信全服广播接收器
     *
     * @param register
     */
    private void registerBroadcastMessages(boolean register) {
        NIMClient.getService(MsgServiceObserve.class).observeBroadcastMessage(new Observer<BroadcastMessage>() {
            @Override
            public void onEvent(BroadcastMessage broadcastMessage) {
                ToastHelper.showToast(IMCache.getContext(), "收到全员广播 :" +  broadcastMessage.getContent());
            }
        }, register);
    }

}