/// <summary>
/// 下载文件
/// </summary>
/// <param name="path"></param>
/// <returns>{
/// code:'success-成功，failed-失败',
/// msg:'提示信息',
/// filetype:'文件的content-type类型'
/// filename:'文件名称',
/// filelength:'文件长度',
/// file:'文件内容，采用base64加密'
/// }</returns>
public object DoDownLoad(string path)
{
path = path.Replace("~", upload_root_path);
if (!File.Exists(path))
{
return(new
{
code = "failed",
msg = "文件不存在"
});
}
var filecontent = File.ReadAllBytes(path);
var width = "";
var height = "";
if (new string[] { "jpg", "png", "bmp", "gif", "jpeg" }.Contains(Path.GetExtension(path).Replace(".", "").ToLower()))
{
using (System.Drawing.Image image = System.Drawing.Image.FromFile(path))
{
width = image.Width.ToString();
height = image.Height.ToString();
}
}
return(new
{
code = "success",
msg = "",
filetype = ResponseHeader_ContentType.Map(Path.GetExtension(path).ToLower().Replace(".", "")),
filename = Path.GetFileName(path),
filelength = filecontent.Count(),
file = ComFunc.Base64Code(filecontent),
pic_width = width,
pic_heigth = height
});
}
object ExportReport(string id)
{
SetCacheEnable(false);
dynamic result = FrameDLRObject.CreateInstance(QueryReport(id));
if (result.code != "success")
{
return(result);
}
var columns = ((IEnumerable <object>)result.columns).Select(d => (FrameDLRObject)FrameDLRObject.CreateInstance(d)).ToList();
var data = ((IEnumerable <object>)result.data).Select(d => (FrameDLRObject)FrameDLRObject.CreateInstance(d)).ToList();
var file = GenerateExcel(columns, data);
return(new
{
code = "success",
msg = "",
filetype = ResponseHeader_ContentType.Map("xlsx"),
filename = result.report_name,
filelength = file.Length,
file = ComFunc.Base64Code(file)
});
}
/// <summary>
/// 静态文件资源请求处理，可扩展
/// </summary>
/// <param name="context"></param>
/// <param name="requestExtType"></param>
protected virtual void ProcessStaticFile(HttpContext context, string requestExtType)
{
IFileInfo fileInfo = _middleware_options.GetStaticFileInfo(_hostenv.ContentRootPath, context, requestExtType);
if (fileInfo.Exists)
{
if (_middleware_options.IsOpenStaticFileType(context, requestExtType))
{
context.Response.StatusCode = 200;
context.Response.ContentType = ResponseHeader_ContentType.Map(requestExtType);
context.Response.Headers.Add("Content-Length", fileInfo.Length + "");
//var bytes = ComFunc.StreamToBytes(fileInfo.CreateReadStream());
//context.Response.Body.Write(bytes, 0, bytes.Length);
context.Response.SendFileAsync(fileInfo).Wait();
}
else
{
context.Response.StatusCode = 403;
if (string.IsNullOrEmpty(_middleware_options.PagePath4Forbidden))
{
context.Response.Headers.Add("Content-Length", "0");
}
else
{
var path = _middleware_options.PagePath4Forbidden.Replace("~", _hostenv.ContentRootPath);
if (File.Exists(path))
{
var resultmsg = File.ReadAllText(path);
var msgbytelength = Encoding.UTF8.GetByteCount(resultmsg);
context.Response.ContentType = ResponseHeader_ContentType.html + ";charset=utf-8";
context.Response.Headers.Add("Content-Length", msgbytelength + "");
context.Response.WriteAsync(resultmsg).Wait();
}
else
{
context.Response.Headers.Add("Content-Length", "0");
}
}
}
}
else
{
context.Response.StatusCode = 404;
if (string.IsNullOrEmpty(_middleware_options.PagePath4NotFound))
{
context.Response.Headers.Add("Content-Length", "0");
}
else
{
var path = _middleware_options.PagePath4NotFound.Replace("~", _hostenv.ContentRootPath);
if (File.Exists(path))
{
var resultmsg = File.ReadAllText(path);
var msgbytelength = Encoding.UTF8.GetByteCount(resultmsg);
context.Response.ContentType = ResponseHeader_ContentType.html + ";charset=utf-8";
context.Response.Headers.Add("Content-Length", msgbytelength + "");
context.Response.WriteAsync(resultmsg).Wait();
}
else
{
context.Response.Headers.Add("Content-Length", "0");
}
}
}
context.Response.Body.Flush();
}
protected override void OnError(Exception ex, ParameterStd p, DataCollection d)
{
var ep = (EWRAParameter)p;
var ed = (EWRAData)d;
ed.StatusCode = Constants.RestStatusCode.INVALID_REQUEST;
var isdebug = p[DomainKey.CONFIG, "DebugMode"] == null ? false : (bool)p[DomainKey.CONFIG, "DebugMode"];
string errorCode = "E-" + DateTime.Now.ToString("yyyyMMddHHmmssfff");
string errlog = "";
if (ex is HostJsException)
{
var jex = (HostJsException)ex;
if (ex.InnerException != null)
{
if (ex.InnerException is HostJsException)
{
var ijex = (HostJsException)ex.InnerException;
errlog = string.Format("错误编号：{0}，\n{1}\n{2}\n出错代码行数{3}\n出错代码列数{4}\n出错代码位置{5}\nInnerException:{6}\n{7}\n出错代码行数{8}\n出错代码列数{9}\n出错代码位置{10}", errorCode, ex.Message, ex.StackTrace,
jex.Line, jex.Column, jex.SourceCode.Replace("\"", "'"),
ex.InnerException.Message, ex.InnerException.StackTrace,
ijex.Line, ijex.Column, ijex.SourceCode.Replace("\"", "'"));
}
else
{
errlog = string.Format("错误编号：{0}，\n{1}\n{2}\n出错代码行数{3}\n出错代码列数{4}\n出错代码位置{5}\nInnerException:{6}\n{7}", errorCode, ex.Message, ex.StackTrace, jex.Line, jex.Column, jex.SourceCode, ex.InnerException.Message, ex.InnerException.StackTrace);
}
}
else
{
errlog = string.Format("错误编号：{0}，\n{1}\n{2}\n出错代码行数{3}\n出错代码列数{4}\n出错代码位置{5}", errorCode, ex.Message, ex.StackTrace,
jex.Line, jex.Column, jex.SourceCode.Replace("\"", "'"));
}
}
else
{
if (ex.InnerException != null)
{
if (ex.InnerException is HostJsException)
{
var ijex = (HostJsException)ex.InnerException;
errlog = string.Format("错误编号：{0}，\n{1}\n{2}\nInnerException:{3}\n{4}\n\n出错代码行数{5}\n出错代码列数{6}\n出错代码位置{7}", errorCode, ex.Message, ex.StackTrace,
ex.InnerException.Message, ex.InnerException.StackTrace,
ijex.Line, ijex.Column, ijex.SourceCode.Replace("\"", "'"));
}
else
{
errlog = string.Format("错误编号：{0}，\n{1}\n{2}\nInnerException:{3}\n{4}", errorCode, ex.Message, ex.StackTrace, ex.InnerException.Message, ex.InnerException.StackTrace);
}
}
else
{
errlog = string.Format("错误编号：{0}，\n{1}\n{2}", errorCode, ex.Message, ex.StackTrace);
}
}
GlobalCommon.Logger.WriteLog(LoggerLevel.ERROR, errlog);
var contentbody = FrameDLRObject.CreateInstance(FrameDLRFlags.SensitiveCase);
var errormsg = "";
if (isdebug)
{
errormsg = string.Format("出错了，{0}", errlog);;
}
else
{
errormsg = string.Format("系统错误!!!（错误编号：{0}）", errorCode);
}
contentbody.error = errormsg;
var jsonmsg = ((FrameDLRObject)contentbody).ToJSONString(true);
var msgbytelength = Encoding.UTF8.GetByteCount(jsonmsg);
SetHeaders(ep, ed);
if (page_500 == "")
{
ep.CurrentHttpContext.Response.StatusCode = (int)ed.StatusCode;
ep.CurrentHttpContext.Response.ContentType = ResponseHeader_ContentType.Map(ComFunc.Enum2String <RestContentType>(ed.ContentType).ToLower()) + ";charset=utf-8";
ep.CurrentHttpContext.Response.Headers.Add("Content-Length", msgbytelength + "");
ep.CurrentHttpContext.Response.WriteAsync(jsonmsg);
ep.CurrentHttpContext.Response.Body.FlushAsync();
}
else
{
ResponsePageContent(page_500, ep, ed);
}
}