/**
* 显示文章缩略图，顺序为：文章第一张图 -> 随机获取
*
* @return
*/
public string show_thumb(Contents contents)
{
if (null == contents)
{
return("");
}
Set_current_article(contents);
if (StringKit.IsNotBlank(contents.ThumbImg))
{
string newFileName = IBlogsUtils.getFileName(contents.ThumbImg);
string thumbnailImgUrl = (contents.ThumbImg).Replace(newFileName, "thumbnail_" + newFileName);
return(thumbnailImgUrl);
}
string content = article(contents.Content);
string img = IBlogsUtils.show_thumb(content);
if (StringKit.IsNotBlank(img))
{
return(img);
}
int?cid = contents.Id;
int?size = cid % 20;
size = size == 0 ? 1 : size;
return("/templates/themes/default/static/img/rand/" + size + ".jpg");
}
private bool InitOptions()
{
_optionService.saveOption("allow_install", "false", "是否允许重新安装博客");
_optionService.saveOption("allow_comment_audit", "true", "评论需要审核");
_optionService.saveOption("ite_keywords", "博客系统,asp.net core,iBlogs");
_optionService.saveOption("site_description", "博客系统,asp.net core,iBlogs");
var siteUrl = IBlogsUtils.buildURL(_param.SiteUrl);
_optionService.saveOption("site_title", _param.SiteTitle);
_optionService.saveOption("site_url", siteUrl);
return(true);
}
public void Delete(int id)
{
var attach = _repository.FirstOrDefault(id);
if (attach == null)
{
return;
}
var filePath = _env.WebRootPath + attach.FKey;
var newFileName = IBlogsUtils.getFileName(attach.FKey);
var thumbnailFilePath = _env.WebRootPath + attach.FKey.Replace(newFileName, "thumbnail_" + newFileName);
_repository.Delete(attach);
_repository.SaveChanges();
File.Delete(filePath);
File.Delete(thumbnailFilePath);
}
/**
* 截取文章摘要
*
* @param value 文章内容
* @param len 要截取文字的个数
* @return
*/
public string intro(string value, int len)
{
int pos = value.IndexOf("<!--more-->");
if (pos != -1)
{
string html = value.Substring(0, pos);
return(IBlogsUtils.htmlToText(Markdown.ToHtml(html)));
}
else
{
string text = IBlogsUtils.htmlToText(Markdown.ToHtml(value));
if (text.Length > len)
{
return(text.Substring(0, len));
}
return(text);
}
}
public async Task <ApiResponse <List <Attachment> > > UploadAsync(List <IFormFile> files)
{
//log.info("UPLOAD DIR = {}", TaleUtils.UP_DIR);
var users = _userService.CurrentUsers;
var uid = users.Uid;
List <Attachment> errorFiles = new List <Attachment>();
List <Attachment> urls = new List <Attachment>();
var fileItems = HttpContext.Request.Form.Files;
if (null == fileItems || fileItems.Count == 0)
{
return(ApiResponse <List <Attachment> > .Fail("请选择文件上传"));
}
foreach (var fileItem in fileItems)
{
string fname = fileItem.FileName;
if ((fileItem.Length / 1024) <= iBlogsConst.MAX_FILE_SIZE)
{
var fkey = IBlogsUtils.getFileKey(fname, _env.WebRootPath);
var ftype = fileItem.ContentType.Contains("image") ? Types.IMAGE : Types.FILE;
var filePath = _env.WebRootPath + fkey;
using (var stream = new FileStream(filePath, FileMode.Create))
{
await fileItem.CopyToAsync(stream);
}
if (IBlogsUtils.isImage(filePath))
{
var newFileName = IBlogsUtils.getFileName(fkey);
var thumbnailFilePath = _env.WebRootPath + fkey.Replace(newFileName, "thumbnail_" + newFileName);
IBlogsUtils.cutCenterImage(_env.WebRootPath + fkey, thumbnailFilePath, 270, 380);
}
Attachment attachment = new Attachment();
attachment.FName = fname;
attachment.AuthorId = uid;
attachment.FKey = fkey;
attachment.FType = ftype;
attachment.Created = DateTime.Now.ToUnixTimestamp();
if (await _attachService.Save(attachment))
{
urls.Add(attachment);
}
else
{
errorFiles.Add(attachment);
}
}
else
{
Attachment attachment = new Attachment();
attachment.FName = fname;
errorFiles.Add(attachment);
}
}
if (errorFiles.Count > 0)
{
return(ApiResponse <List <Attachment> > .Fail().SetPayload(errorFiles));
}
return(ApiResponse <List <Attachment> > .Ok(urls));
}
public static string PwdMd5(string userName, string password)
{
return(IBlogsUtils.md5(userName, password));
}
public void PwdMd5()
{
Password = IBlogsUtils.md5(Username, Password);
}
