C# 如何在不在模型中的情况下从视图上载或下载文件
我正在开发一个依赖于现有SQL Server数据库的应用程序。我使用VisualStudio中的实体框架代码优先方法创建了模型、控制器和创建视图。目前，代码适用于所有字段，并接受应包含外部文件路径（不在数据库中）的字段的C# 如何在不在模型中的情况下从视图上载或下载文件,c#,razor,asp.net-mvc-5,C#,Razor,Asp.net Mvc 5,我正在开发一个依赖于现有SQL Server数据库的应用程序。我使用VisualStudio中的实体框架代码优先方法创建了模型、控制器和创建视图。目前，代码适用于所有字段，并接受应包含外部文件路径（不在数据库中）的字段的null 模型： namespace Centurion.Models { using System; using System.Collections.Generic; using System.Component
null namespace Centurion.Models
{
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Data.Entity.Spatial;
[Table("Fontane")]
public partial class Fontane
{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public Fontane()
{
Interventi = new HashSet<Interventi>();
}
[Key]
//[DatabaseGenerated(DatabaseGeneratedOption.Identity)]
public int FontanaID { get; set; }
private string _CodificaSIMU;
[StringLength(20)]
public string CodificaSIMU
{
get
{
if (string.IsNullOrEmpty(_CodificaSIMU))
{
return _CodificaSIMU;
}
return _CodificaSIMU.ToUpper();
}
set
{
_CodificaSIMU = value;
}
}
//public string CodificaSIMU { get; set; }
[Required]
[StringLength(255)]
public string Nome { get; set; }
[StringLength(255)]
public string Indirizzo { get; set; }
public int? Municipio { get; set; }
[Required]
public double Latitudine { get; set; }
[Required]
public double Longitudine { get; set; }
[Required]
public int TipoFontana { get; set; }
[Required]
public int TipoImpianto { get; set; }
[Required]
public int Frequenza { get; set; }
[Required]
public bool Svuotamento { get; set; }
public bool? Active { get; set; }
public bool? Allarme { get; set; }
[StringLength(255)]
public string Foto { get; set; }
[StringLength(255)]
public string Allegato1 { get; set; }
[StringLength(255)]
public string Allegato2 { get; set; }
public string Note { get; set; }
[Required]
public int UserIDCrea { get; set; }
[Required]
public DateTime DataCrea { get; set; }
[Required]
public int UserIDModifica { get; set; }
[Required]
public DateTime DataModifica { get; set; }
public virtual Municipi Municipi { get; set; }
public virtual TipiFontana TipiFontana { get; set; }
public virtual Impianto Impianto { get; set; }
public virtual Utenti Utenti { get; set; }
public virtual Utenti Utenti1 { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<Interventi> Interventi { get; set; }
}
public class FontaneFiles
{
[DataType(DataType.Upload)]
[Display(Name = "Upload Foto")]
public string FotoFile { get; set; }
[DataType(DataType.Upload)]
[Display(Name = "Upload Allegato1")]
public string All1File { get; set; }
[DataType(DataType.Upload)]
[Display(Name = "Upload Allegato2")]
public string All2File { get; set; }
}
}
@model Centurion.Models.Fontane
@{
ViewBag.Title = "Crea";
}
<h2>Aggiungi Fontana</h2>
@using (Html.BeginForm())
{
@Html.AntiForgeryToken()
<div class="form-horizontal">
<hr />
@Html.ValidationSummary(true, "", new { @class = "text-danger" })
<div class="form-group">
@Html.LabelFor(model => model.CodificaSIMU, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.CodificaSIMU, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.CodificaSIMU, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Nome, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Nome, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Nome, "", new { @class = "text-danger" })
</div>
</div>
<fieldset>
<legend>Ubicazione</legend>
<div class="form-group">
@Html.LabelFor(model => model.Indirizzo, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Indirizzo, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Indirizzo, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Municipio, "Municipio", htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.DropDownList("Municipio", null, htmlAttributes: new { @class = "form-control" })
@Html.ValidationMessageFor(model => model.Municipio, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Latitudine, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Latitudine, new
{
htmlAttributes = new
{
placeholder = "Latitudine = 41,..... (con la virgola)",
@class = "form-control"
}
})
@Html.ValidationMessageFor(model => model.Latitudine, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Longitudine, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Longitudine, new
{
htmlAttributes = new
{
placeholder = "Longitudine = 12,..... (con la virgola)",
@class = "form-control"
}
})
@Html.ValidationMessageFor(model => model.Longitudine, "", new { @class = "text-danger" })
</div>
</div>
</fieldset>
<div class="form-group">
@Html.LabelFor(model => model.TipoFontana, "TipoFontana", htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.DropDownList("TipoFontana", null, htmlAttributes: new { @class = "form-control" })
@Html.ValidationMessageFor(model => model.TipoFontana, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.TipoImpianto, "TipoImpianto", htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.DropDownList("TipoImpianto", null, htmlAttributes: new { @class = "form-control" })
@Html.ValidationMessageFor(model => model.TipoImpianto, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Frequenza, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Frequenza, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Frequenza, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Svuotamento, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
<div class="checkbox">
@Html.EditorFor(model => model.Svuotamento)
@Html.ValidationMessageFor(model => model.Svuotamento, "", new { @class = "text-danger" })
</div>
</div>
</div>
@Html.HiddenFor(m => m.Active)
@Html.HiddenFor(m => m.Allarme)
<div class="form-group">
@Html.LabelFor(model => model.Foto, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Foto, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Foto, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Allegato1, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Allegato1, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Allegato1, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Allegato2, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Allegato2, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Allegato2, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Note, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Note, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Note, "", new { @class = "text-danger" })
</div>
</div>
@Html.HiddenFor(m => m.UserIDCrea)
@Html.HiddenFor(m => m.DataCrea)
@Html.HiddenFor(m => m.UserIDModifica)
@Html.HiddenFor(m => m.DataModifica)
<div class="form-group">
<div class="col-md-offset-2 col-md-10">
<input type="submit" value="Crea" class="btn btn-default" />
</div>
</div>
</div>
}
<div>
@Html.ActionLink("Elenco Fontane", "Indice")
</div>
@model Centurion.Models.Fontane
@{
ViewBag.Title=“Crea”；
}
阿吉恩吉·丰塔纳
@使用（Html.BeginForm（））
{
@Html.AntiForgeryToken（）
@Html.ValidationSummary（true，“，new{@class=“text danger”}）
@LabelFor（model=>model.casimu，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.casimu，new{htmlAttributes=new{@class=“form control”}}）
@Html.ValidationMessageFor（model=>model.casimu，“，new{@class=“text danger”}）
@LabelFor（model=>model.Nome，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Nome，new{htmlAttributes=new{@class=“form control”}）
@Html.ValidationMessageFor（model=>model.Nome，“，new{@class=“text danger”}）
乌比卡锡安
@LabelFor（model=>model.Indirizzo，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Indirizzo，new{htmlAttributes=new{@class=“form control”}}）
@Html.ValidationMessageFor（model=>model.Indirizzo，“，new{@class=“text danger”}）
@LabelFor（model=>model.Municipio，“市政”，htmlAttributes:new{@class=“controllabel col-md-2”}）
@DropDownList（“市政”，null，htmlAttributes:new{@class=“form control”}）
@Html.ValidationMessageFor（model=>model.Municipio，“，new{@class=“text danger”}）
@LabelFor（model=>model.Latitudine，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Latitudine，新
{
HtmlatAttributes=新
{
占位符=“Latitudine=41，…（con la virgola）”，
@class=“表单控制”
}
})
@Html.ValidationMessageFor（model=>model.Latitudine，“，new{@class=“text danger”}）
@LabelFor（model=>model.Longitudine，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Longitudine，新
{
HtmlatAttributes=新
{
占位符=“Longitudine=12，…（con la virgola）”，
@class=“表单控制”
}
})
@Html.ValidationMessageFor（model=>model.Longitudine，“，new{@class=“text danger”}）
@LabelFor（model=>model.TipoFontana，“TipoFontana”，htmlAttributes:new{@class=“control label col-md-2”}）
@DropDownList（“TipoFontana”，null，htmlAttributes:new{@class=“form control”}）
@Html.ValidationMessageFor（model=>model.TipoFontana，“，new{@class=“text danger”}）
@LabelFor（model=>model.TipoImpianto，“TipoImpianto”，htmlAttributes:new{@class=“controllabel col-md-2”}）
@DropDownList（“TipoImpianto”，null，htmlAttributes:new{@class=“formcontrol”}）
@Html.ValidationMessageFor（model=>model.TipoImpianto，“，new{@class=“text danger”}）
@LabelFor（model=>model.Frequenza，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Frequenza，new{htmlAttributes=new{@class=“form control”}}）
@Html.ValidationMessageFor（model=>model.Frequenza，“，new{@class=“text danger”}）
@LabelFor（model=>model.Svuotamento，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Svuotamento）
@Html.ValidationMessageFor（model=>model.Svuotamento，“，new{@class=“text danger”}）
@Html.HiddenFor（m=>m.Active）
@Html.HiddenFor（m=>m.Allarme）
@LabelFor（model=>model.Foto，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Foto，new{htmlAttributes=new{@class=“form control”}）
@Html.ValidationMessageFor（model=>model.Foto，“，new{@class=“text danger”}）
@LabelFor（model=>model.Allegato1，htmlAttributes:new{@class=“controllabel col-md-2”}）
@EditorFor（model=>model.Allegato1，new{htmlAttributes=new{@class=“form control”}}）
@Html.ValidationMessageFor（model=>model.Allegato1，“，new{@class=“text danger”}）
@LabelFor（model=>model.Allegato2，htmlAttributes:new{@class=“controllabel col-md-2”}）
@model Centurion.Models.Fontane
@{
ViewBag.Title = "Crea";
}
<h2>Aggiungi Fontana</h2>
@using (Html.BeginForm())
{
@Html.AntiForgeryToken()
<div class="form-horizontal">
<hr />
@Html.ValidationSummary(true, "", new { @class = "text-danger" })
<div class="form-group">
@Html.LabelFor(model => model.CodificaSIMU, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.CodificaSIMU, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.CodificaSIMU, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Nome, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Nome, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Nome, "", new { @class = "text-danger" })
</div>
</div>
<fieldset>
<legend>Ubicazione</legend>
<div class="form-group">
@Html.LabelFor(model => model.Indirizzo, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Indirizzo, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Indirizzo, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Municipio, "Municipio", htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.DropDownList("Municipio", null, htmlAttributes: new { @class = "form-control" })
@Html.ValidationMessageFor(model => model.Municipio, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Latitudine, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Latitudine, new
{
htmlAttributes = new
{
placeholder = "Latitudine = 41,..... (con la virgola)",
@class = "form-control"
}
})
@Html.ValidationMessageFor(model => model.Latitudine, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Longitudine, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Longitudine, new
{
htmlAttributes = new
{
placeholder = "Longitudine = 12,..... (con la virgola)",
@class = "form-control"
}
})
@Html.ValidationMessageFor(model => model.Longitudine, "", new { @class = "text-danger" })
</div>
</div>
</fieldset>
<div class="form-group">
@Html.LabelFor(model => model.TipoFontana, "TipoFontana", htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.DropDownList("TipoFontana", null, htmlAttributes: new { @class = "form-control" })
@Html.ValidationMessageFor(model => model.TipoFontana, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.TipoImpianto, "TipoImpianto", htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.DropDownList("TipoImpianto", null, htmlAttributes: new { @class = "form-control" })
@Html.ValidationMessageFor(model => model.TipoImpianto, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Frequenza, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Frequenza, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Frequenza, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Svuotamento, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
<div class="checkbox">
@Html.EditorFor(model => model.Svuotamento)
@Html.ValidationMessageFor(model => model.Svuotamento, "", new { @class = "text-danger" })
</div>
</div>
</div>
@Html.HiddenFor(m => m.Active)
@Html.HiddenFor(m => m.Allarme)
<div class="form-group">
@Html.LabelFor(model => model.Foto, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Foto, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Foto, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Allegato1, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Allegato1, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Allegato1, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Allegato2, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Allegato2, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Allegato2, "", new { @class = "text-danger" })
</div>
</div>
<div class="form-group">
@Html.LabelFor(model => model.Note, htmlAttributes: new { @class = "control-label col-md-2" })
<div class="col-md-10">
@Html.EditorFor(model => model.Note, new { htmlAttributes = new { @class = "form-control" } })
@Html.ValidationMessageFor(model => model.Note, "", new { @class = "text-danger" })
</div>
</div>
@Html.HiddenFor(m => m.UserIDCrea)
@Html.HiddenFor(m => m.DataCrea)
@Html.HiddenFor(m => m.UserIDModifica)
@Html.HiddenFor(m => m.DataModifica)
<div class="form-group">
<div class="col-md-offset-2 col-md-10">
<input type="submit" value="Crea" class="btn btn-default" />
</div>
</div>
</div>
}
<div>
@Html.ActionLink("Elenco Fontane", "Indice")
</div>