Asp.net core ASP.NET核心映像文件验证错误。如何验证图像文件?
我有一个ASP.NET核心剃须刀页面来向人们介绍SQL数据库。在将一个新的byte[]imagefile合并到de SQL数据库之前,一切都正常工作。因此,网页在ModelState.IsValid处中断。 我有一个核心Razor页面,但当我向sql数据库添加Imagefile字段时,验证就会中断。在添加FotoT字段之前,一切都运行良好。我如何才能像其他字段一样验证此字段?这是我的密码:Asp.net core ASP.NET核心映像文件验证错误。如何验证图像文件?,asp.net-core,razor-pages,Asp.net Core,Razor Pages,我有一个ASP.NET核心剃须刀页面来向人们介绍SQL数据库。在将一个新的byte[]imagefile合并到de SQL数据库之前,一切都正常工作。因此,网页在ModelState.IsValid处中断。 我有一个核心Razor页面,但当我向sql数据库添加Imagefile字段时,验证就会中断。在添加FotoT字段之前,一切都运行良好。我如何才能像其他字段一样验证此字段?这是我的密码: @page @model HojaFiliacion.Pages.ListaPacientes.Crear
@page
@model HojaFiliacion.Pages.ListaPacientes.CrearModel
@{
ViewData["Title"] = "Crear";
}
<br />
<h2 class="text-info">Crear Nuevo Paciente</h2>
<div class="border">
<form method="post">
<div asp-validation-summary="ModelOnly" class="text-danger">
</div>
<div class="container" style="padding:25px;">
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.Nombre"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.Nombre" oninput="this.value = this.value.toUpperCase()" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.Nombre" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.Apellido1"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.Apellido1" oninput="this.value = this.value.toUpperCase()" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.Apellido1" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.Apellido2"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.Apellido2" oninput="this.value = this.value.toUpperCase()" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.Apellido2" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.fNacimiento"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.fNacimiento" type="date" style="width: 200px;" value="@DateTime.Today" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.fNacimiento" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.Nif"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.Nif" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.Nif" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.sexo"></label>
</div>
<div class="col-sm-6">
<select asp-for="DatosFiliacion.sexo" class="form-control">
<option value="F">Femenino</option>
<option value="M">Masculino</option>
</select>
</div>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.idEstado"></label>
</div>
<div class="col-sm-6">
<select asp-for="DatosFiliacion.idEstado" class="form-control">
<option value="1">Soltero/a</option>
<option value="2">Casado/a</option>
<option value="3">Divorciado/a</option>
<option value="4">Separado/a</option>
<option value="5">En pareja</option>
<option value="6">Viudo/a</option>
<option value="7">Pareja de hecho</option>
</select>
</div>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.Domicilio"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.Domicilio" oninput="this.value = this.value.toUpperCase()" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.Domicilio" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.Poblacion"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.Poblacion" oninput="this.value = this.value.toUpperCase()" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.Poblacion" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.CP"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.CP" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.CP" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.idProvincia"></label>
</div>
<div class="col-sm-6">
<select asp-for="DatosFiliacion.idProvincia" class="form-control">
<option value='1'>Álava</option>
<option value='2'>A Coruña</option>
<option value='3'>Albacete</option>
<option value='4'>Alicante/Alacant</option>
<option value='5'>Almería</option>
<option value='6'>Asturias</option>
<option value='7'>Ávila</option>
<option value='8'>Badajoz</option>
<option value='9'>Illes Balears</option>
<option value='10' selected>Barcelona</option>
<option value='11'>Burgos</option>
<option value='12'>Cáceres</option>
<option value='13'>Cádiz</option>
<option value='14'>Cantabria</option>
<option value='15'>Castellón/Castelló</option>
<option value='16'>Ceuta</option>
<option value='17'>Ciudad Real</option>
<option value='18'>Córdoba</option>
<option value='19'>Cuenca</option>
<option value='20'>Girona</option>
<option value='21'>Granada</option>
<option value='22'>Guadalajara</option>
<option value='23'>Guipúzcoa</option>
<option value='24'>Huelva</option>
<option value='25'>Huesca</option>
<option value='26'>Jaén</option>
<option value='27'>La Rioja</option>
<option value='28'>Las Palmas</option>
<option value='29'>León</option>
<option value='30'>Lleida</option>
<option value='31'>Lugo</option>
<option value='32'>Madrid</option>
<option value='33'>Málaga</option>
<option value='34'>Melilla</option>
<option value='35'>Murcia</option>
<option value='36'>Navarra</option>
<option value='37'>Ourense</option>
<option value='38'>Palencia</option>
<option value='39'>Pontevedra</option>
<option value='40'>Salamanca</option>
<option value='41'>Santa Cruz de Tenerife</option>
<option value='42'>Segovia</option>
<option value='43'>Sevilla</option>
<option value='44'>Soria</option>
<option value='45'>Tarragona</option>
<option value='46'>Teruel</option>
<option value='47'>Toledo</option>
<option value='48'>Valencia/Valéncia</option>
<option value='49'>Valladolid</option>
<option value='50'>Vizcaya</option>
<option value='51'>Zamora</option>
<option value='52'>Zaragoza</option>
</select>
</div>
<span asp-validation-for="DatosFiliacion.idProvincia" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.idPaisISO3166"></label>
</div>
<div class="col-sm-6">
<select asp-for="DatosFiliacion.idPaisISO3166" class="form-control">
<option value="4">Afghanistan</option>
....
<option value="716">Zimbabwe</option>
</select>
</div>
<span asp-validation-for="DatosFiliacion.idPaisISO3166" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.eMail"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.eMail" oninput="this.value = this.value.toLowerCase()" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.eMail" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.TelefonoM"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.TelefonoM" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.TelefonoM" class="text-danger"></span>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.TelefonoF"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.TelefonoF" class="form-control" />
</div>
<span asp-validation-for="DatosFiliacion.TelefonoF" class="text-danger"></span>
</div>
</div>
</div>
<div class="container" style="padding:25px;">
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.LOPD"></label>
</div>
<div class="col-sm-6">
<input asp-for="DatosFiliacion.LOPD" type="checkbox" />
<label>He leído y acepto la política de protección de datos</label>
</div>
<span asp-validation-for="DatosFiliacion.LOPD" class="text-danger"></span>
</div>
</div>
</div>
</form>
<form method="post" enctype="multipart/form-data">
<div class="container" style="padding:25px;">
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.FotoT"></label>
</div>
<div class="custom-file">
<input asp-for="DatosFiliacion.FotoT" class="custom-file-input form-control">
<label class="custom-file-label">Haz click para cargar foto</label>
</div>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3 offset-sm-3">
<input type="submit" value="Crear" class="btn btn-primary form-control" />
</div>
<div class="col-sm-3">
<a asp-page="Index" class="btn btn-success form-control">Volver</a>
</div>
</div>
</div>
</div>
</form>
</div>
@section Scripts {
@{ await Html.RenderPartialAsync("_ValidationScriptsPartial");}
}
@page
@模型HojaFiliacion.Pages.ListaPacientes.CrearModel
@{
ViewData[“Title”]=“Crear”;
}
Crear Nuevo Paciente
女性
男性的
索特罗/a
卡萨多/a
离婚个案
塞帕拉多/a
恩帕雷亚
维多/a
帕雷亚德赫乔酒店
Á熔岩
科鲁尼亚
阿尔巴塞特
阿利坎特/阿拉坎特
阿尔梅里亚
阿斯图里亚斯
Á维拉
巴达霍兹
巴利阿里群岛
巴塞罗那
布尔戈斯
卡塞雷斯
卡迪兹
坎塔布里亚
卡斯特隆/卡斯特隆
休达
皇家城市
科尔多瓦
昆卡
吉罗纳
格拉纳达
瓜达拉哈拉
吉普佐亚
韦尔瓦
惠斯卡
詹
里奥哈酒店
拉斯帕尔马斯
莱昂
莱伊达
卢戈
马德里
马拉加
梅利利亚
穆尔西亚
纳瓦拉
奥伦斯
帕伦西亚
蓬特韦德拉
萨拉曼卡
圣克鲁斯特内里费酒店
塞戈维亚
塞维利亚
索里亚
塔拉戈纳
特鲁尔
托莱多
瓦伦西亚/瓦伦西亚
瓦拉多利德
维兹卡亚
萨莫拉
萨拉戈萨
阿富汗
....
津巴布韦
public class Pacientes
{
public int Id { get; set; }
[Display(Name = "Foto")]
public byte[] FotoT { get; set; }
public bool LOPD { get; set; }
}
<h1>Create</h1>
<div class="border">
<form method="post" enctype="multipart/form-data">
<div class="container" style="padding:25px;">
<div class="from-group">
<div class="row">
<div class="col-sm-3">
<label asp-for="DatosFiliacion.FotoT"></label>
</div>
<div class="custom-file">
<input asp-for="Upload" type="file" class="custom-file-input form-control">
<label class="custom-file-label">Haz click para cargar foto</label>
</div>
</div>
</div>
<div class="from-group">
<div class="row">
<div class="col-sm-3 offset-sm-3">
<input type="submit" value="Crear" class="btn btn-primary form-control" />
</div>
<div class="col-sm-3">
<a asp-page="Index" class="btn btn-success form-control">Volver</a>
</div>
</div>
</div>
</div>
</form>
</div>
public class CreateModel : PageModel
{
private IWebHostEnvironment _environment;
[Required]
[BindProperty]
public IFormFile Upload { get; set; }
private readonly PacientesContext _db;
public CreateModel(PacientesContext db, IWebHostEnvironment environment)
{
_environment = environment;
_db = db;
}
[BindProperty]
public Models.Pacientes DatosFiliacion { get; set; }
[TempData]
public string Mensaje { get; set; }
public void OnGet()
{
}
public async Task<IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return Page();
}
var filePath = Path.Combine(_environment.WebRootPath, "uploads", Upload.FileName);
using (var fileStream = new FileStream(filePath, FileMode.Create))
{
await Upload.CopyToAsync(fileStream);
}
using (var memoryStream = new MemoryStream())
{
await Upload.CopyToAsync(memoryStream);
DatosFiliacion.FotoT = memoryStream.ToArray();
}
_db.Add(DatosFiliacion);
await _db.SaveChangesAsync();
return RedirectToPage("Index");
}
}