//---------------------------------------------------------------------------------------------------------------
// News Services
//---------------------------------------------------------------------------------------------------------------
/// <summary>
/// Add news
/// </summary>
/// <param name="news"></param>
/// <returns></returns>
public ResponseModel AddNews(AddNews news)
{
var classify = this.GetOneNewsClassify(c => c.Id == news.NewsClassifyId);
if (classify == null)
{
return new ResponseModel {
code = 0, result = "Category does not exist!"
}
}
;
var n = new News {
NewsClassifyId = news.NewsClassifyId,
Title = news.Title,
Image = news.Image,
Contents = news.Contents,
PublishDate = DateTime.Now,
Remark = news.Remark,
};
_db.News.Add(n);
int i = _db.SaveChanges();
if (i > 0)
{
return new ResponseModel {
code = 200, result = "Add news succ!"
}
}
;
return(new ResponseModel {
code = 0, result = "Add news fail!"
});
}
/// <summary>
/// 添加新闻
/// </summary>
public ResponseModel AddNews(AddNews news)
{
var classify = this.GetOneNewsClassify(c => c.Id == news.NewsClassifyId);
if (classify == null)
{
return new ResponseModel {
code = 0, result = "该类别不存在"
}
}
;
var n = new News
{
NewsClassifyId = news.NewsClassifyId,
Title = news.Title,
Image = news.Image,
Contents = news.Contents,
PublishDate = DateTime.Now,
Remark = news.Remark
};
_db.News.Add(n);
int i = _db.SaveChanges();
if (i > 0)
{
return new ResponseModel {
code = 200, result = "新闻添加成功"
}
}
;
return(new ResponseModel {
code = 0, result = "新闻添加失败"
});
}
public ResponseModel AddNews(AddNews news)
{
var classify = this.GetOneNewsClassify(c => c.Id == news.NewsClassifyId);
if (classify == null)
{
return(new ResponseModel {
code = 0, result = "This classify has not existed!"
});
}
var n = new News
{
NewsClassifyId = news.NewsClassifyId,
PublishDate = DateTime.Now.ToString(),
Title = news.Title,
Contents = news.Contents,
Image = news.Image,
Remark = news.Remark
};
_db.News.Add(n);
int i = _db.SaveChanges();
if (i > 0)
{
return(new ResponseModel {
code = 200, result = "News add success!"
});
}
return(new ResponseModel {
code = 0, result = "News add failed!"
});
}
public IActionResult AddNewsInBase()
{
AddNews news = new AddNews();
List <string> rss = new List <string>();
var listNewses = news.AddNewsList(rss);
var NewsInBase = _unitOfWork.News.GetAll();
foreach (News newnews in listNewses)
{
if (NewsInBase.Count() == 0)
{
_unitOfWork.News.Insert(newnews);
}
foreach (News newNews in NewsInBase)
{
if (newNews.Source != newnews.Source)
{
_unitOfWork.News.Insert(newnews);
}
}
}
_unitOfWork.Save();
return(RedirectToAction("Index", "Home"));
}
/// <summary>
/// 添加新闻
/// </summary>
/// <param name="news"></param>
/// <returns></returns>
public ResponseModel AddNews(AddNews news)
{
var classify = this.GetOneNewsClassify(x => x.Id == news.NewsClassifyId);
if (classify == null)
{
return new ResponseModel {
code = 0, result = "添加新闻NewsClassify不存在"
}
}
;
var ne = new News {
NewsClassifyId = classify.Id, Image = news.Image, Title = news.Title, Contents = news.Contents, Remark = news.Remark, PublishDate = DateTime.Now
};
_db.News.Add(ne);
int i = _db.SaveChanges();
if (i > 0)
{
return new ResponseModel {
code = 200, result = "News添加成功"
}
}
;
else
{
return new ResponseModel {
code = 0, result = "New添加失败"
}
};
}
public ActionResult <News> CreateNews([FromBody] AddNews addNews)
{
var NewsToCreate = new News()
{
HeadLine = addNews.HeadLine,
Author = addNews.Author,
Content = addNews.Content,
PublishedDate = DateTime.Now
};
var CreatedNews = dbContext.News.Add(NewsToCreate).Entity;
dbContext.SaveChanges();
return(CreatedNews);
}
public async Task <JsonResult> AddNews(AddNews news, IFormCollection collection)
{
if (news.NewsClassifyId < 0 || string.IsNullOrEmpty(news.Title) || string.IsNullOrEmpty(news.Contents))
{
return(Json(new ResponseModel()
{
code = 0,
result = "参数有误"
}));
}
var files = collection.Files;
if (files.Count > 0)
{
var webRootPath = _host.WebRootPath;
string relativeDirPath = "\\NewsPic";
string absolutePath = webRootPath + relativeDirPath;
string[] fileTypes = new string[] { ".gif", ".jpg", ".jpeg", ".png", ".bmp" };
string extension = Path.GetExtension(files[0].FileName);
if (fileTypes.Contains(extension.ToLower()))
{
if (!Directory.Exists(absolutePath))
{
Directory.CreateDirectory(absolutePath);
}
string fileName = DateTime.Now.ToString("yyyyMMddHHmmss") + extension;
var filePath = absolutePath + "\\" + fileName;
using (var stream = new FileStream(filePath, FileMode.Create))
{
await files[0].CopyToAsync(stream);
}
news.Image = "/NewsPic/" + fileName;
return(Json(_newsService.AddNews(news)));
}
return(Json(new ResponseModel()
{
code = 0,
result = "图片格式有误"
}));
}
return(Json(new ResponseModel()
{
code = 0,
result = "请上传图片文件"
}));
}
public async Task <JsonResult> NewsAdd(AddNews news, IFormCollection collection)
{
if (news.NewsClassifyId <= 0 || string.IsNullOrEmpty(news.Title) || string.IsNullOrEmpty(news.Contents))
{
return(Json(new ResponseModel {
code = 0, result = "wrong params"
}));
}
var files = collection.Files;
if (files.Count > 0)
{
string webRootPath = _host.WebRootPath;
string relativeDir = "/NewsPic";
string absolutePath = webRootPath + relativeDir;
string[] fileTypes = new string[] { ".gif", ".jpg", ".jpeg", ".png", ".bmp", };
string extension = Path.GetExtension(files[0].FileName);
if (fileTypes.Contains(extension))
{
if (!Directory.Exists(absolutePath))
{
Directory.CreateDirectory(absolutePath);
}
string fileName = DateTime.Now.ToString("yyyyMMddHHmmss") + extension;
var filePath = absolutePath + '/' + fileName;
using (var stream = new FileStream(filePath, FileMode.Create))
{
await files[0].CopyToAsync(stream);
}
news.Image = "/NewsPic/" + fileName;
return(Json(_newsService.AddNews(news)));
}
return(Json(new ResponseModel {
code = 0, result = "Invalid image format"
}));
}
return(Json(new ResponseModel {
code = 0, result = "Please upload image"
}));
}
public IActionResult Post([FromBody] AddNews item)
{
var course = courseManager.Get().Where(e => e.Name == item.Course).FirstOrDefault();
var newsDTO = new NewsDTO()
{
Text = item.Text,
Title = item.Title,
ImagePath = string.Empty,
Day = DateTime.Today.Day,
Month = Enum.GetName(typeof(MonthEnum),
DateTime.Today.Month - 1),
CourseId = course.Id
};
newsManager.Insert(newsDTO);
var news = newsManager.GetAll().ToList();
var courses = courseManager.GetAll().ToList();
return(Ok(newsDTO));
}
public ResponseModel AddNews(AddNews news)
{
//判断这个新闻是否存在
var exit = _db.News.FirstOrDefault(c => c.Title == news.Title) != null;
//如果存在，就返回已存在
if (exit)
{
return new ResponseModel {
code = 0, result = "该新闻已存在"
}
}
;
//不存在就返回添加的newsclassify的实体
var insert_news = new News {
Title = news.Title,
NewsClassifyid = news.Classifyid,
Remark = news.Remark,
Image = news.Image,
Contents = news.Contents,
PublishDate = DateTime.Now
};
_db.News.Add(insert_news);
//判断数据库返回值
int i = _db.SaveChanges();
if (i > 0)
{
return new ResponseModel {
code = 200, result = "新闻添加成功"
}
}
;
return(new ResponseModel {
code = 0, result = "新闻添加失败！"
});
}
/// <summary>
/// 添加帖子
/// </summary>
/// <param name="banner"></param>
/// <returns></returns>
public ResponseModel AddPost(AddNews news)
{
var n = new News {
NewsClassifyId = news.NewsClassifyId, UserId = news.UserId, Title = news.Title, Contents = news.Contents, PublishDate = DateTime.Now
};
//添加
_db.News.Add(n);
//保存操作
int i = _db.SaveChanges();
//判断是否添加成功
if (i > 0)
{
return new ResponseModel {
code = 200, result = "发帖成功"
}
}
;
return(new ResponseModel {
code = 0, result = "发帖失败"
});
}
/// <summary>
/// 添加新闻
/// </summary>
/// <param name="news">添加的新闻实体</param>
/// <returns>响应实体模型</returns>
public ResponseModel AddNews(AddNews news)
{
News n;
try
{
n = new News
{
NewsClassifyId = news.NewsClassifyId.ToString(),
Title = news.Title,
Image = news.Image,
Contents = news.Contents,
PublishDate = DateTime.Now,
Remark = news.Remark
};
}
catch
{
return(new ResponseModel {
code = 0, message = "添加内部信息错误,请重新填写"
});
}
bool add = newsRepository.AddEntity(n);
if (add == false)
{
return new ResponseModel {
code = 0, message = "添加失败"
}
}
;
return(new ResponseModel {
code = 200, message = "添加成功"
});
}
}
