public void ProcessRequest(HttpContext context)
        {
            try
            {
                context.Response.Clear();

                if (!String.IsNullOrEmpty(context.Request.QueryString["DOC_ID"]))
                {
                    String  document_id = context.Request.QueryString["DOC_ID"];
                    Decimal doc_id      = decimal.Parse(document_id);
                    string  fileType    = "";
                    String  mime_type   = "";

                    if (!string.IsNullOrEmpty(context.Request.QueryString["DOC"]))
                    {
                        switch (context.Request.QueryString["DOC"])
                        {
                        case "a":     // attachment
                            ATTACHMENT a = SQMDocumentMgr.GetAttachment(doc_id);
                            fileType = Path.GetExtension(a.FILE_NAME);
                            // set this to whatever your format is of the image
                            context.Response.ContentType = fileType;
                            mime_type = SQM.Website.Classes.FileExtensionConverter.ToMIMEType(fileType);
                            context.Response.ContentType = mime_type;
                            //context.Response.AddHeader("content-length", d.DOCUMENT_DATA.Length.ToString());
                            //context.Response.OutputStream.Write(d.DOCUMENT_DATA, 0, d.DOCUMENT_DATA.Length);
                            context.Response.AddHeader("content-length", a.ATTACHMENT_FILE.ATTACHMENT_DATA.Length.ToString());
                            context.Response.OutputStream.Write(a.ATTACHMENT_FILE.ATTACHMENT_DATA, 0, a.ATTACHMENT_FILE.ATTACHMENT_DATA.Length);
                            context.Response.Flush();
                            break;

                        default:     // document
                            DOCUMENT d = SQMDocumentMgr.GetDocument(doc_id);
                            fileType = Path.GetExtension(d.FILE_NAME);
                            // set this to whatever your format is of the image
                            context.Response.ContentType = fileType;
                            mime_type = SQM.Website.Classes.FileExtensionConverter.ToMIMEType(fileType);
                            context.Response.ContentType = mime_type;
                            //context.Response.AddHeader("content-length", d.DOCUMENT_DATA.Length.ToString());
                            //context.Response.OutputStream.Write(d.DOCUMENT_DATA, 0, d.DOCUMENT_DATA.Length);
                            context.Response.AddHeader("content-length", d.DOCUMENT_FILE.DOCUMENT_DATA.Length.ToString());
                            context.Response.OutputStream.Write(d.DOCUMENT_FILE.DOCUMENT_DATA, 0, d.DOCUMENT_FILE.DOCUMENT_DATA.Length);
                            context.Response.Flush();
                            break;
                        }
                    }
                }

                else
                {
                    context.Response.ContentType = "text/html";
                    context.Response.Write("<p>Document not found</p>");
                }
            }
            catch (Exception e)
            {
                //SQMLogger.LogException(e);
            }
        }
Exemplo n.º 2
0
        public void ProcessRequest(HttpContext context)
        {
            try
            {
                context.Response.Clear();

                if (!String.IsNullOrEmpty(context.Request.QueryString["DOC_ID"]))
                {
                    String document_id = context.Request.QueryString["DOC_ID"];
                    String fileName    = "attachment";

                    Decimal doc_id   = decimal.Parse(document_id);
                    string  fileType = "";
                    String  mimeType = "";

                    if (!string.IsNullOrEmpty(context.Request.QueryString["DOC"]))
                    {
                        switch (context.Request.QueryString["DOC"])
                        {
                        case "a":                                 // attachment
                            ATTACHMENT a = SQMDocumentMgr.GetAttachment(doc_id);
                            fileType = Path.GetExtension(a.FILE_NAME);

                            if (!string.IsNullOrEmpty(context.Request.QueryString["FILE_NAME"]))
                            {
                                fileName = context.Request.QueryString["FILE_NAME"];
                            }
                            else
                            {
                                fileName += fileType;
                            }

                            mimeType = SQM.Website.Classes.FileExtensionConverter.ToMIMEType(fileType);
                            context.Response.ContentType = mimeType;
                            //context.Response.BinaryWrite(a.ATTACHMENT_FILE.ATTACHMENT_DATA);

                            // mt  - use below for video streams ?
                            context.Response.AddHeader("content-disposition", "inline; filename=" + fileName);
                            context.Response.AddHeader("content-length", a.ATTACHMENT_FILE.ATTACHMENT_DATA.Length.ToString());
                            context.Response.OutputStream.Write(a.ATTACHMENT_FILE.ATTACHMENT_DATA, 0, a.ATTACHMENT_FILE.ATTACHMENT_DATA.Length);
                            context.Response.Flush();
                            break;

                        case "v":                                 // video
                            VIDEO v = MediaVideoMgr.SelectVideoById(doc_id);

                            // get the file from Azure
                            fileType = Path.GetExtension(v.FILE_NAME);

                            if (!string.IsNullOrEmpty(context.Request.QueryString["FILE_NAME"]))
                            {
                                fileName = context.Request.QueryString["FILE_NAME"];
                            }
                            else
                            {
                                fileName += fileType;
                            }

                            List <SETTINGS> sets               = SQMSettings.SelectSettingsGroup("MEDIA_UPLOAD", "");
                            string          storageContainer   = sets.Find(x => x.SETTING_CD == "STORAGE_CONTAINER").VALUE.ToString();
                            string          storageURL         = sets.Find(x => x.SETTING_CD == "STORAGE_URL").VALUE.ToString();
                            string          storageQueryString = sets.Find(x => x.SETTING_CD == "STORAGE_QUERY").VALUE.ToString();

                            // Retrieve storage account from connection string.
                            CloudStorageAccount storageAccount = CloudStorageAccount.Parse(
                                CloudConfigurationManager.GetSetting("StorageConnectionString"));

                            // Create the blob client.
                            CloudBlobClient blobClient = storageAccount.CreateCloudBlobClient();

                            // Retrieve reference to a previously created container.
                            CloudBlobContainer container = blobClient.GetContainerReference(storageContainer);

                            // Retrieve reference to a blob named "photo1.jpg".
                            CloudBlockBlob blockBlob = container.GetBlockBlobReference(v.VIDEO_ID + fileType);

                            // Save blob contents to a file.
                            //using (var fileStream = System.IO.File.OpenWrite(@"path\myfile"))
                            //{
                            //	blockBlob.DownloadToStream(fileStream);
                            //}

                            mimeType = SQM.Website.Classes.FileExtensionConverter.ToMIMEType(fileType);
                            context.Response.ContentType = mimeType;

                            byte[] b = new byte[16 * 1024];
                            using (MemoryStream memoryStream = new MemoryStream())
                            {
                                blockBlob.DownloadToStream(memoryStream);
                                //memoryStream.WriteTo(HttpContext.Current.Response.OutputStream);
                                //memoryStream.Close();
                                b = memoryStream.ToArray();
                            }

                            context.Response.AddHeader("content-disposition", "inline; filename=" + fileName);
                            context.Response.AddHeader("content-length", v.FILE_SIZE.ToString());
                            context.Response.BinaryWrite(b);
                            context.Response.Flush();

                            //// the following is the code for finding the file in the database
                            //VIDEO_FILE vf = MediaVideoMgr.SelectVideoFileById(doc_id);

                            //fileType = Path.GetExtension(v.FILE_NAME);

                            //if (!string.IsNullOrEmpty(context.Request.QueryString["FILE_NAME"]))
                            //	fileName = context.Request.QueryString["FILE_NAME"];
                            //else
                            //	fileName += fileType;

                            //mimeType = SQM.Website.Classes.FileExtensionConverter.ToMIMEType(fileType);
                            //context.Response.ContentType = mimeType;

                            //// mt  - use below for video streams ?
                            //context.Response.AddHeader("content-disposition", "inline; filename=" + fileName);
                            //context.Response.AddHeader("content-length", vf.VIDEO_DATA.Length.ToString());
                            ////context.Response.OutputStream.Write(vf.VIDEO_DATA, 0, vf.VIDEO_DATA.Length);
                            //context.Response.BinaryWrite(vf.VIDEO_DATA);

                            //context.Response.Flush();

                            //// the following is the code for finding the file on the server
                            //fileType = Path.GetExtension(v.FILE_NAME);

                            //fileName = context.Server.MapPath(v.FILE_NAME);
                            //System.IO.FileInfo fileInfo = new System.IO.FileInfo(fileName);

                            //try
                            //{
                            //	if (fileInfo.Exists)
                            //	{
                            //		context.Response.Clear();
                            //		context.Response.AddHeader("Content-Disposition", "attachment;filename=\"" + fileInfo.Name + "\"");
                            //		context.Response.AddHeader("Content-Length", fileInfo.Length.ToString());
                            //		context.Response.ContentType = "application/octet-stream";
                            //		context.Response.TransmitFile(fileInfo.FullName);
                            //		context.Response.Flush();
                            //	}
                            //	else
                            //	{
                            //		throw new Exception("File not found");
                            //	}
                            //}
                            //catch (Exception ex)
                            //{
                            //	context.Response.ContentType = "text/plain";
                            //	context.Response.Write(ex.Message);
                            //}
                            //finally
                            //{
                            //	context.Response.End();
                            //}
                            break;

                        case "va":                                 // video attachment
                            VIDEO_ATTACHMENT va = SQMDocumentMgr.GetVideoAttachment(doc_id);
                            fileType = Path.GetExtension(va.FILE_NAME);

                            if (!string.IsNullOrEmpty(context.Request.QueryString["FILE_NAME"]))
                            {
                                fileName = context.Request.QueryString["FILE_NAME"];
                            }
                            else
                            {
                                fileName += fileType;
                            }

                            mimeType = SQM.Website.Classes.FileExtensionConverter.ToMIMEType(fileType);
                            context.Response.ContentType = mimeType;
                            //context.Response.BinaryWrite(a.ATTACHMENT_FILE.ATTACHMENT_DATA);

                            // mt  - use below for video streams ?
                            context.Response.AddHeader("content-disposition", "inline; filename=" + fileName);
                            context.Response.AddHeader("content-length", va.VIDEO_ATTACHMENT_FILE.VIDEO_ATTACH_DATA.Length.ToString());
                            context.Response.OutputStream.Write(va.VIDEO_ATTACHMENT_FILE.VIDEO_ATTACH_DATA, 0, va.VIDEO_ATTACHMENT_FILE.VIDEO_ATTACH_DATA.Length);
                            context.Response.Flush();
                            break;

                        default:                                 // document
                            DOCUMENT d = SQMDocumentMgr.GetDocument(doc_id);
                            fileType = Path.GetExtension(d.FILE_NAME);
                            // set this to whatever your format is of the image
                            context.Response.ContentType = fileType;
                            mimeType = SQM.Website.Classes.FileExtensionConverter.ToMIMEType(fileType);
                            context.Response.ContentType = mimeType;
                            //context.Response.AddHeader("content-length", d.DOCUMENT_DATA.Length.ToString());
                            //context.Response.OutputStream.Write(d.DOCUMENT_DATA, 0, d.DOCUMENT_DATA.Length);
                            context.Response.AddHeader("content-length", d.DOCUMENT_FILE.DOCUMENT_DATA.Length.ToString());
                            context.Response.OutputStream.Write(d.DOCUMENT_FILE.DOCUMENT_DATA, 0, d.DOCUMENT_FILE.DOCUMENT_DATA.Length);
                            context.Response.Flush();
                            break;
                        }
                    }
                }

                else
                {
                    context.Response.ContentType = "text/html";
                    context.Response.Write("<p>Document not found</p>");
                }
            }
            catch (Exception e)
            {
                //SQMLogger.LogException(e);
            }
        }