public BusinessVideoVM(BusinessVideo bo)
{
this.Id = bo.ID;
this.ObjectId = bo.RelevanceObjectID.ToString();
this.FileDisplayName = bo.Name;
this.FilePath = bo.UploadPath;
}
/// <summary>
/// 根据传入 CourseItemContent 的 Id 获取 CourseItemContentVM
/// </summary>
/// <returns></returns>
public async Task <ArticleVM> DeleteAttachmentFiles(Guid id, Guid businessFileId)
{
_businessFileService.DeleteAndSave(businessFileId);
var boVM = await GetVM(id);
// 处理附件
var video = _businessVideoService.GetSingleBy(x => x.RelevanceObjectID == id);
if (video == null)
{
video = new BusinessVideo();
}
boVM.Video = new BusinessVideoVM(video);
var files = await _businessFileService.GetAllAsyn(x => x.RelevanceObjectID == id);
boVM.FileCollection = new List <BusinessFileVM>();
foreach (var item in files)
{
boVM.FileCollection.Add(new BusinessFileVM(item));
}
return(boVM);
}
/// <summary>
/// 根据传入 CourseItem 的 Id 获取 CourseItemContentVM
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public async Task <CourseItemContentVM> GetCourseItemContentVM(Guid id)
{
// 初始化数据对象
var bo = _boRepository.GetSingle(id, x => x.ParentCourseItem, y => y.Course, w => w.CourseItemContent, z => z.Creator);
var content = bo.CourseItemContent;
var contentFactory = new CourseItemContentVMService(_userManager, _courseItemContentRepository, _boRepository);
var contentVM = contentFactory.GetVM(content.Id);
if (contentVM == null)
{
contentVM = new CourseItemContentVM();
}
else
{
contentVM.CourseID = bo.Course.Id.ToString();
contentVM.CourseName = bo.Course.Name;
contentVM.CourseItemID = bo.Id.ToString();
contentVM.CourseItemName = bo.Name;
}
// 处理附件
var video = _businessVideoService.GetSingleBy(x => x.RelevanceObjectID == content.Id);
if (video == null)
{
video = new BusinessVideo();
}
contentVM.Video = new BusinessVideoVM(video);
var images = await _businessImageService.GetAllAsyn(x => x.RelevanceObjectID == content.Id);
contentVM.ImageCollection = new List <BusinessImageVM>();
foreach (var item in images)
{
contentVM.ImageCollection.Add(new BusinessImageVM(item));
}
var files = await _businessFileService.GetAllAsyn(x => x.RelevanceObjectID == content.Id);
contentVM.FileCollection = new List <BusinessFileVM>();
foreach (var item in files)
{
contentVM.FileCollection.Add(new BusinessFileVM(item));
}
return(contentVM);
}
public async Task <IActionResult> VideoSave(string id)
{
var files = Request.Form.Files;
long size = files.Sum(f => f.Length);
string webRootPath = _HostingEnvironment.WebRootPath;
string contentRootPath = _HostingEnvironment.ContentRootPath;
foreach (var formFile in files)
{
if (formFile.Length > 0)
{
string fileExt = _GetFileSuffix(formFile.FileName); // 文件扩展名，不含“.”
long fileSize = formFile.Length; // 获得文件大小，以字节为单位
string newFileName = id + "_" + formFile.FileName; // 生成新的文件名
var filePath = webRootPath + "/uploadFiles/videos/" + newFileName;
using (var stream = new FileStream(filePath, FileMode.Create))
{
await formFile.CopyToAsync(stream);
}
// 处理一个关联对象只能拥有一个视频
var videoBo = await _businessVideoService.GetSingleAsyn(Guid.Parse(id));
if (videoBo == null)
{
videoBo = new BusinessVideo();
videoBo.RelevanceObjectID = Guid.Parse(id);
videoBo.Name = formFile.FileName;
videoBo.UploadFileSuffix = fileExt;
videoBo.UploadPath = "/uploadFiles/videos/" + newFileName;
}
else
{
videoBo.RelevanceObjectID = Guid.Parse(id);
videoBo.Name = formFile.FileName;
videoBo.UploadFileSuffix = fileExt;
videoBo.UploadPath = "/uploadFiles/videos/" + newFileName;
}
await _businessVideoService.AddOrEditAndSaveAsyn(videoBo);
}
}
return(Ok(new { count = files.Count, size }));
}
/// <summary>
/// 根据传入 CourseItemContent 的 Id 获取 CourseItemContentVM
/// </summary>
/// <returns></returns>
public async Task <CourseItemContentVM> DeletCourseItemContentFile(Guid id, Guid businessFileId)
{
_businessFileService.DeleteAndSave(businessFileId);
var contentFactory = new CourseItemContentVMService(_userManager, _courseItemContentRepository, _boRepository);
var contentVM = contentFactory.GetVM(id);
var bo = _boRepository.GetAllIncluding(x => x.ParentCourseItem, y => y.Course, w => w.CourseItemContent, z => z.Creator).Where(x => x.CourseItemContent.Id == id).FirstOrDefault();
contentVM.CourseID = bo.Course.Id.ToString();
contentVM.CourseName = bo.Course.Name;
contentVM.CourseItemID = bo.Id.ToString();
contentVM.CourseItemName = bo.Name;
// 处理附件
var video = _businessVideoService.GetSingleBy(x => x.RelevanceObjectID == id);
if (video == null)
{
video = new BusinessVideo();
}
contentVM.Video = new BusinessVideoVM(video);
var images = await _businessImageService.GetAllAsyn(x => x.RelevanceObjectID == id);
contentVM.ImageCollection = new List <BusinessImageVM>();
foreach (var item in images)
{
contentVM.ImageCollection.Add(new BusinessImageVM(item));
}
var files = await _businessFileService.GetAllAsyn(x => x.RelevanceObjectID == id);
contentVM.FileCollection = new List <BusinessFileVM>();
foreach (var item in files)
{
contentVM.FileCollection.Add(new BusinessFileVM(item));
}
return(contentVM);
}
