环信SDK头像、昵称、表情自定义和群聊设置的实现二（附源码）

-(NSArray*)emotionFormessageViewController:(EaseMessageViewController *)viewController{
    
    NSMutableArray *emotiOns= [NSMutableArray array];
    for (NSString *name in [EaseEmoji allEmoji]) {
        
        // 默认表情
        EaseEmotion *emotion = [[EaseEmotion alloc] initWithName:@"" emotionId:name emotionThumbnail:name emotionOriginal:name emotionOriginalURL:@"" emotionType:EMEmotionDefault];
        [emotions addObject:emotion];
    }
    
    EaseEmotion *temp = [emotions objectAtIndex:0];
    EaseEmotionManager *managerDefault = [[EaseEmotionManager alloc] initWithType:EMEmotionDefault emotionRow:3 emotionCol:7 emotions:emotions tagImage:[UIImage imageNamed:temp.emotionId]];
    
//   下面是自己添加的Png格式的表情    
//    NSArray *array = [NSArray arrayWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"normal_face" ofType:@"plist"]];
//    NSMutableArray * nameData    = [[NSMutableArray alloc] initWithCapacity:array.count];
//    NSMutableArray * emotiOnPngs= [NSMutableArray  array];
//    _emotiOnDic= [NSMutableDictionary dictionary];
//    for (NSDictionary * dic in array) {
//       
//        NSString * nameString = [dic objectForKey:@"face_name"];
//        [nameData   addObject:nameString];
//    }
//    int index = 0;
//    for (NSString * faceName in nameData) {
//    
//        index++;
//        EaseEmotion *emotion = [[EaseEmotion alloc] initWithName:faceName emotionId:[NSString stringWithFormat:@"em%d",(2000+index)] emotionThumbnail:faceName emotionOriginal:faceName emotionOriginalURL:@"" emotionType:EMEmotionPng];
//        [emotionPngs addObject:emotion];
//        [_emotionDic setObject:emotion forKey:[NSString stringWithFormat:@"em%d",(2000+index)]];
//    }
//    
//    EaseEmotionManager *managerPng= [[EaseEmotionManager alloc] initWithType:EMEmotionPng emotionRow:3 emotionCol:7 emotions:emotionPngs tagImage:[UIImage imageNamed:@"[调皮]"]];

    // 这是Demo里面兔斯基的表情，你要重新添加自己的Gif格式表情的话可以在这里按照这个方法进行添加
    NSMutableArray *emotiOnGifs= [NSMutableArray array];
    NSArray *names = @[@"icon_002",@"icon_007",@"icon_010",@"icon_012",@"icon_013",@"icon_018",@"icon_019",@"icon_020",@"icon_021",@"icon_022",@"icon_024",@"icon_027",@"icon_029",@"icon_030",@"icon_035",@"icon_040"];
    
    int Gifindex = 0;
    for (NSString * name in names) {
        
        Gifindex++;
        
        EaseEmotion *emotion = [[EaseEmotion alloc] initWithName:[NSString stringWithFormat:@"动图%d",Gifindex] emotionId:[NSString stringWithFormat:@"em%d",(2000 + Gifindex)] emotionThumbnail:[NSString stringWithFormat:@"%@_cover",name] emotionOriginal:[NSString stringWithFormat:@"%@",name] emotionOriginalURL:@"" emotionType:EMEmotionGif];
        
        [emotionGifs addObject:emotion];
        [_emotionDic setObject:emotion forKey:[NSString stringWithFormat:@"em%d",(2000 + Gifindex)]];
    }
    
    //EaseEmotionManager *managerGif= [[EaseEmotionManager alloc] initWithType:EMEmotionGif emotionRow:2 emotionCol:4 emotions:emotionGifs tagImage:[UIImage imageNamed:@"icon_002_cover"]];
    
    return @[managerDefault];
}

/*!
 *  \~chinese 
 *  群组模块
 */
@property (nonatomic, strong, readonly) id groupManager;

-(void)chatSetSwitchIsChanged:(UISwitch *)swit{
    
    // NOTE:这里加判断，要是是群主就不能屏蔽消息
    // NSSLog(@"===%@",READUSERDEFAULTS(UserPhonenumber));
    // NSSLog(@"===%@",_chatGroup.owner);
    if ([[NSString stringWithFormat:@"%@",READUSERDEFAULTS(UserPhonenumber)] isEqualToString:_chatGroup.owner]) {
       
        [MBPSecondary showMBProgressHUDWithText:@"群主不能屏蔽消息" andType:FAILED];
        self.chatSetSwitch.on = NO;
        return;
    }
    // 打开屏蔽群消息
    if ([swit isOn]){
        
        [MBPSecondary showMBProgressHUDWithText:@"屏蔽中..." ToView:self.view];
        [[EMClient sharedClient].groupManager blockGroup:_chatGroup.groupId completion:^(EMGroup *aGroup, EMError *aError) {
            
            [MBPSecondary hideMBProgressHUDWith:self.view];
            if (aError) {
    
                [MBPSecondary showMBProgressHUDWithText:@"屏蔽失败" andType:FAILED];
                self.chatSetSwitch.on = NO;

            } else {
                
                // 屏蔽成功的话要关闭远程推送
                [[EMClient sharedClient].groupManager updatePushServiceForGroup:self.chatGroup.groupId isPushEnabled:NO completion:^(EMGroup *aGroup, EMError *aError){
                    if (aError) {
                        
                       [MBPSecondary showMBProgressHUDWithText:@"屏蔽失败" andType:SUCCESSFUL];
                       self.chatSetSwitch.on = NO;
 
                    }else{
                    
                      [MBPSecondary showMBProgressHUDWithText:@"屏蔽成功" andType:SUCCESSFUL];
                      self.chatAndPromptSetSwitch.on = NO;
                    }
                    
                }];
                
                self.chatSetSwitch.on = YES;
            }
        }];
    } else {
        
        // 取消屏蔽群消息
        [MBPSecondary showMBProgressHUDWithText:@"取消中..." ToView:self.view];
        [[EMClient sharedClient].groupManager unblockGroup:_chatGroup.groupId completion:^(EMGroup *aGroup, EMError *aError) {
            
            [MBPSecondary hideMBProgressHUDWith:self.view];
            if (aError) {
                
                [MBPSecondary showMBProgressHUDWithText:@"取消失败" andType:FAILED];
                self.chatSetSwitch.on = YES;
                
            } else {
                
                [MBPSecondary showMBProgressHUDWithText:@"取消成功" andType:FAILED];
                self.chatAndPromptSetSwitch.on = YES;
                self.chatSetSwitch.on = NO;
            }
        }];
    }
}

#pragma mark --  SearchBarSearch
//每次有输入内容更新就会调用这个方法
- (void)updateSearchResultsForSearchController:(UISearchController *)searchController
{
    // 搜索指定内容的聊天记录
    [self.noResultView removeFromSuperview];
    NSString * keyWord = searchController.searchBar.text; // 关键字
    // NOTE:   EMMessageSearchDirectionDown 向下搜索是搜索比你设置的timestamp晚的消息
    //         EMMessageSearchDirectionUp   向上搜索是搜索比你设置的timestamp早的消息
    [self.conversation loadMessagesWithKeyword:keyWord timestamp:[self.searchTime timeIntervalSince1970] * 1000 count:SEARCHMESSAGE_PAGE_SIZE fromUser:@"" searchDirection:EMMessageSearchDirectionDown completion:^(NSArray *aMessages, EMError *aError) {
        
        if (aMessages.count == 0) {
            
            [self.view addSubview:self.noResultView];
        }
        
        [_dataSourceArray removeAllObjects];
        [_dataSourceArray addObjectsFromArray:aMessages];
        [self.tableView reloadData];
    }];
}