flutter ios 腾讯云上传

矫情吗；* 2023-07-01 08:53 3阅读 0赞

#### ios 接入腾讯云上传工具 ####

#
    # To learn more about a Podspec see http://guides.cocoapods.org/syntax/podspec.html
    #
    Pod::Spec.new do |s|
      s.name             = 'tencent_cos'
      s.version          = '0.0.1'
      s.summary          = 'A new Flutter project.'
      s.description      = <<-DESC
    A new Flutter project.
                           DESC
      s.homepage         = 'http://example.com'
      s.license          = { :file => '../LICENSE' }
      s.author           = { 'Your Company' => 'email@example.com' }
      s.source           = { :path => '.' }
      s.source_files = 'Classes/**/*'
      s.public_header_files = 'Classes/**/*.h'
      s.dependency 'Flutter'
      s.ios.deployment_target = '8.0'
      s.dependency 'QCloudCOSXML'
      s.static_framework = true
    
    end

#### TencentCosPlugin.m ####

#import "TencentCosPlugin.h"
    #import "QCloudCore.h"
    #import "QCloudCOSXML/QCloudCOSXML.h"
    
    @interface TencentCosPlugin()<QCloudSignatureProvider>
    //NSDictionary *arguments;
    
    @property (nonatomic, strong)NSDictionary *arguments;
    @property (nonatomic, strong)FlutterMethodChannel *channel;
    - (id)initWithChannel:(FlutterMethodChannel *)channel;
    @end
    
    
    @implementation TencentCosPlugin
    + (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
        FlutterMethodChannel* channel = [FlutterMethodChannel
                                         methodChannelWithName:@"tencent_cos"
                                         binaryMessenger:[registrar messenger]];
        TencentCosPlugin* instance = [[TencentCosPlugin alloc] initWithChannel:channel];
        [registrar addMethodCallDelegate:instance channel:channel];
    }
    - (id)initWithChannel:(FlutterMethodChannel *)channel;
    {
        if (self = [super init]) {
    
            self.channel = channel;
    
        }
        return self;
    }
    
    - (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
        if ([@"getPlatformVersion" isEqualToString:call.method]) {
            result([@"iOS " stringByAppendingString:[[UIDevice currentDevice] systemVersion]]);
        }else if ([@"TencentCos.uploadFile" isEqualToString:call.method]) {
            self.arguments =   [call arguments];
            NSString *urlstr = self.arguments[@"localPath"];
            NSURL *url = [NSURL fileURLWithPath:urlstr];
            NSString *appid = self.arguments[@"appid"];
            NSString *region = self.arguments[@"region"];
            NSString *cosPath = self.arguments[@"cosPath"];
            NSString *bucket = self.arguments[@"bucket"];
           
    
          
            QCloudServiceConfiguration* configuration = [QCloudServiceConfiguration new];
            configuration.appID = appid;
    
            configuration.signatureProvider = self;
            QCloudCOSXMLEndPoint* endpoint = [[QCloudCOSXMLEndPoint alloc] init];
            endpoint.regionName = region;//服务地域名称，可用的地域请参考注释
            configuration.endpoint = endpoint;
    
            [QCloudCOSXMLService registerDefaultCOSXMLWithConfiguration:configuration];
            [QCloudCOSTransferMangerService registerDefaultCOSTransferMangerWithConfiguration:configuration];
    
            //上传文件
            QCloudCOSXMLUploadObjectRequest* put = [QCloudCOSXMLUploadObjectRequest new];
    
    
            put.object = cosPath;
            put.bucket = bucket;
            put.body =  url;/*文件的URL*/;
        
            
            [put setSendProcessBlock:^(int64_t bytesSent, int64_t totalBytesSent, int64_t totalBytesExpectedToSend) {
    
                NSLog(@"upload %lld totalSend %lld aim %lld", bytesSent, totalBytesSent, totalBytesExpectedToSend);
                NSMutableDictionary *data = [NSMutableDictionary dictionary];
                [data setValue:urlstr forKey:@"localPath" ];
                [data setValue:cosPath forKey:@"cosPath"];
                NSNumber *a = @(totalBytesSent);
                NSNumber *b = @(totalBytesExpectedToSend);
                NSNumber *c =@(a.doubleValue/b.doubleValue*100);
                [data setValue:c forKey:@"progress"];
                [self.channel invokeMethod:@"onProgress" arguments:data];
            }];
            [put setFinishBlock:^(id outputObject, NSError* error) {
                NSMutableDictionary *data = [NSMutableDictionary dictionary];
                [data setValue:urlstr forKey:@"localPath" ];
                [data setValue:cosPath forKey:@"cosPath"];
                if(error.code == 0){
                    [self.channel invokeMethod:@"onSuccess" arguments:data];
                   NSLog(@"成功上传图片");
                    result(@"0");
                }else{
                    [data setValue: error.domain forKey:@"message"];
    
                    [self.channel invokeMethod:@"onFailed" arguments:data];
                  
                    
                    
                     result(@"1");
                }
    
            }];
            [[QCloudCOSTransferMangerService defaultCOSTransferManager] UploadObject:put];
    
    
        }else {
           NSLog(@"找不到上传方法");
            result(FlutterMethodNotImplemented);
        }
    }
    - (void) signatureWithFields:(QCloudSignatureFields*)fileds
                         request:(QCloudBizHTTPRequest*)request
                      urlRequest:(NSMutableURLRequest*)urlRequst
                       compelete:(QCloudHTTPAuthentationContinueBlock)continueBlock{
        /*向签名服务器请求临时的 Secret ID,Secret Key,Token*/
        QCloudCredential* credential =  [QCloudCredential new];
        credential.secretID = self.arguments[@"secretId"];
        credential.secretKey = self.arguments[@"secretKey"];
        credential.token = self.arguments[@"sessionToken"];
        //    credential.expiretionDate     = self.arguments[@"sessionToken"];/*签名过期时间*/
        QCloudAuthentationV5Creator* creator = [[QCloudAuthentationV5Creator alloc] initWithCredential:credential];
        QCloudSignature* signature =  [creator signatureForData:urlRequst];
        continueBlock(signature, nil);
    }
    @end

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