Golang model.GetImageMimeType函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了Golang中github.com/mattermost/platform/model.GetImageMimeType函数的典型用法代码示例。如果您正苦于以下问题：Golang GetImageMimeType函数的具体用法？Golang GetImageMimeType怎么用？Golang GetImageMimeType使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了GetImageMimeType函数的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: WriteFile

func WriteFile(f []byte, path string) *model.AppError {
	if utils.Cfg.FileSettings.DriverName == model.IMAGE_DRIVER_S3 {
		endpoint := utils.Cfg.FileSettings.AmazonS3Endpoint
		accessKey := utils.Cfg.FileSettings.AmazonS3AccessKeyId
		secretKey := utils.Cfg.FileSettings.AmazonS3SecretAccessKey
		secure := *utils.Cfg.FileSettings.AmazonS3SSL
		s3Clnt, err := s3.New(endpoint, accessKey, secretKey, secure)
		if err != nil {
			return model.NewLocAppError("WriteFile", "api.file.write_file.s3.app_error", nil, err.Error())
		}
		bucket := utils.Cfg.FileSettings.AmazonS3Bucket
		ext := filepath.Ext(path)

		if model.IsFileExtImage(ext) {
			_, err = s3Clnt.PutObject(bucket, path, bytes.NewReader(f), model.GetImageMimeType(ext))
		} else {
			_, err = s3Clnt.PutObject(bucket, path, bytes.NewReader(f), "binary/octet-stream")
		}
		if err != nil {
			return model.NewLocAppError("WriteFile", "api.file.write_file.s3.app_error", nil, err.Error())
		}
	} else if utils.Cfg.FileSettings.DriverName == model.IMAGE_DRIVER_LOCAL {
		if err := writeFileLocally(f, utils.Cfg.FileSettings.Directory+path); err != nil {
			return err
		}
	} else {
		return model.NewLocAppError("WriteFile", "api.file.write_file.configured.app_error", nil, "")
	}

	return nil
}

开发者ID:Rudloff，项目名称:platform，代码行数:31，代码来源:file.go

示例2: writeFile

func writeFile(f []byte, path string) *model.AppError {

	if utils.Cfg.FileSettings.DriverName == model.IMAGE_DRIVER_S3 {
		var auth aws.Auth
		auth.AccessKey = utils.Cfg.FileSettings.AmazonS3AccessKeyId
		auth.SecretKey = utils.Cfg.FileSettings.AmazonS3SecretAccessKey

		s := s3.New(auth, awsRegion())
		bucket := s.Bucket(utils.Cfg.FileSettings.AmazonS3Bucket)

		ext := filepath.Ext(path)

		var err error
		if model.IsFileExtImage(ext) {
			options := s3.Options{}
			err = bucket.Put(path, f, model.GetImageMimeType(ext), s3.Private, options)

		} else {
			options := s3.Options{}
			err = bucket.Put(path, f, "binary/octet-stream", s3.Private, options)
		}

		if err != nil {
			return model.NewAppError("writeFile", "Encountered an error writing to S3", err.Error())
		}
	} else if utils.Cfg.FileSettings.DriverName == model.IMAGE_DRIVER_LOCAL {
		if err := writeFileLocally(f, utils.Cfg.FileSettings.Directory+path); err != nil {
			return err
		}
	} else {
		return model.NewAppError("writeFile", "File storage not configured properly. Please configure for either S3 or local server file storage.", "")
	}

	return nil
}

开发者ID:mokamo，项目名称:platform，代码行数:35，代码来源:file.go

示例3: writeFile

func writeFile(f []byte, path string) *model.AppError {

	if utils.IsS3Configured() && !utils.Cfg.ServiceSettings.UseLocalStorage {
		var auth aws.Auth
		auth.AccessKey = utils.Cfg.AWSSettings.S3AccessKeyId
		auth.SecretKey = utils.Cfg.AWSSettings.S3SecretAccessKey

		s := s3.New(auth, aws.Regions[utils.Cfg.AWSSettings.S3Region])
		bucket := s.Bucket(utils.Cfg.AWSSettings.S3Bucket)

		ext := filepath.Ext(path)

		var err error
		if model.IsFileExtImage(ext) {
			options := s3.Options{}
			err = bucket.Put(path, f, model.GetImageMimeType(ext), s3.Private, options)

		} else {
			options := s3.Options{}
			err = bucket.Put(path, f, "binary/octet-stream", s3.Private, options)
		}

		if err != nil {
			return model.NewAppError("writeFile", "Encountered an error writing to S3", err.Error())
		}
	} else if utils.Cfg.ServiceSettings.UseLocalStorage && len(utils.Cfg.ServiceSettings.StorageDirectory) > 0 {
		if err := os.MkdirAll(filepath.Dir(utils.Cfg.ServiceSettings.StorageDirectory+path), 0774); err != nil {
			return model.NewAppError("writeFile", "Encountered an error creating the directory for the new file", err.Error())
		}

		if err := ioutil.WriteFile(utils.Cfg.ServiceSettings.StorageDirectory+path, f, 0644); err != nil {
			return model.NewAppError("writeFile", "Encountered an error writing to local server storage", err.Error())
		}
	} else {
		return model.NewAppError("writeFile", "File storage not configured properly. Please configure for either S3 or local server file storage.", "")
	}

	return nil
}

开发者ID:harryross，项目名称:platform，代码行数:39，代码来源:file.go

示例4: uploadFile

func uploadFile(c *Context, w http.ResponseWriter, r *http.Request) {
	if !utils.IsS3Configured() {
		c.Err = model.NewAppError("uploadFile", "Unable to upload file. Amazon S3 not configured. ", "")
		c.Err.StatusCode = http.StatusNotImplemented
		return
	}

	err := r.ParseMultipartForm(model.MAX_FILE_SIZE)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	var auth aws.Auth
	auth.AccessKey = utils.Cfg.AWSSettings.S3AccessKeyId
	auth.SecretKey = utils.Cfg.AWSSettings.S3SecretAccessKey

	s := s3.New(auth, aws.Regions[utils.Cfg.AWSSettings.S3Region])
	bucket := s.Bucket(utils.Cfg.AWSSettings.S3Bucket)

	m := r.MultipartForm

	props := m.Value

	if len(props["channel_id"]) == 0 {
		c.SetInvalidParam("uploadFile", "channel_id")
		return
	}
	channelId := props["channel_id"][0]
	if len(channelId) == 0 {
		c.SetInvalidParam("uploadFile", "channel_id")
		return
	}

	cchan := Srv.Store.Channel().CheckPermissionsTo(c.Session.TeamId, channelId, c.Session.UserId)

	files := m.File["files"]

	resStruct := &model.FileUploadResponse{
		Filenames: []string{}}

	imageNameList := []string{}
	imageDataList := [][]byte{}

	if !c.HasPermissionsToChannel(cchan, "uploadFile") {
		return
	}

	for i, _ := range files {
		file, err := files[i].Open()
		defer file.Close()
		if err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}

		buf := bytes.NewBuffer(nil)
		io.Copy(buf, file)

		ext := filepath.Ext(files[i].Filename)

		uid := model.NewId()

		path := "teams/" + c.Session.TeamId + "/channels/" + channelId + "/users/" + c.Session.UserId + "/" + uid + "/" + files[i].Filename

		if model.IsFileExtImage(ext) {
			options := s3.Options{}
			err = bucket.Put(path, buf.Bytes(), model.GetImageMimeType(ext), s3.Private, options)
			imageNameList = append(imageNameList, uid+"/"+files[i].Filename)
			imageDataList = append(imageDataList, buf.Bytes())
		} else {
			options := s3.Options{}
			err = bucket.Put(path, buf.Bytes(), "binary/octet-stream", s3.Private, options)
		}

		if err != nil {
			c.Err = model.NewAppError("uploadFile", "Unable to upload file. ", err.Error())
			return
		}

		fileUrl := c.TeamUrl + "/api/v1/files/get/" + channelId + "/" + c.Session.UserId + "/" + uid + "/" + url.QueryEscape(files[i].Filename)
		resStruct.Filenames = append(resStruct.Filenames, fileUrl)
	}

	fireAndForgetHandleImages(imageNameList, imageDataList, c.Session.TeamId, channelId, c.Session.UserId)

	w.Write([]byte(resStruct.ToJson()))
}

开发者ID:Dahlgren，项目名称:platform，代码行数:88，代码来源:file.go

示例5: getFileInfo

func getFileInfo(c *Context, w http.ResponseWriter, r *http.Request) {
	if len(utils.Cfg.FileSettings.DriverName) == 0 {
		c.Err = model.NewAppError("uploadFile", "Unable to get file info. Image storage is not configured.", "")
		c.Err.StatusCode = http.StatusNotImplemented
		return
	}

	params := mux.Vars(r)

	channelId := params["channel_id"]
	if len(channelId) != 26 {
		c.SetInvalidParam("getFileInfo", "channel_id")
		return
	}

	userId := params["user_id"]
	if len(userId) != 26 {
		c.SetInvalidParam("getFileInfo", "user_id")
		return
	}

	filename := params["filename"]
	if len(filename) == 0 {
		c.SetInvalidParam("getFileInfo", "filename")
		return
	}

	cchan := Srv.Store.Channel().CheckPermissionsTo(c.Session.TeamId, channelId, c.Session.UserId)

	path := "teams/" + c.Session.TeamId + "/channels/" + channelId + "/users/" + userId + "/" + filename
	size := ""

	if s, ok := fileInfoCache.Get(path); ok {
		size = s.(string)
	} else {

		fileData := make(chan []byte)
		getFileAndForget(path, fileData)

		f := <-fileData

		if f == nil {
			c.Err = model.NewAppError("getFileInfo", "Could not find file.", "path="+path)
			c.Err.StatusCode = http.StatusNotFound
			return
		}

		size = strconv.Itoa(len(f))
		fileInfoCache.Add(path, size)
	}

	if !c.HasPermissionsToChannel(cchan, "getFileInfo") {
		return
	}

	w.Header().Set("Cache-Control", "max-age=2592000, public")

	var mimeType string
	ext := filepath.Ext(filename)
	if model.IsFileExtImage(ext) {
		mimeType = model.GetImageMimeType(ext)
	} else {
		mimeType = mime.TypeByExtension(ext)
	}

	result := make(map[string]string)
	result["filename"] = filename
	result["size"] = size
	result["mime"] = mimeType
	w.Write([]byte(model.MapToJson(result)))
}

开发者ID:rasata，项目名称:platform，代码行数:71，代码来源:file.go

注：本文中的github.com/mattermost/platform/model.GetImageMimeType函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。