第25章 用户编辑与bootstrap-fileinput头像上传
1 Services.Media.MediaDefaults
namespace Services.Media
{
///
/// 【多媒体默认--类】
///
/// 摘要：
/// 该类中的属性成员实例设定一些常量值，为多媒体服务相关类的定义实现提供相应的支撑。
///
///
public static partial class MediaDefaults
{
#region 用户头像相关配置设定
///
/// 【头像默认目录】
///
/// 摘要：
/// 设定用户头像持久化存储的默认目录。
///
///
public static string DefaultAvatarDirectory => @"\images\Avatar";
///
/// 【默认头像文件名】
///
/// 摘要：
/// 设定用户默认头像图片的文件名。
///
///
public static string DefaultAvatarFileName => "Default.jpg";
///
/// 【默认头像路径】
///
/// 摘要：
/// 设定用户默认头像图片持久化存储的本地格式的相对路径字符串。
///
///
public static string DefaultAvatarPath => @"\images\Avatar\Default.jpg";
#endregion
}
}
2 Web.Areas.Admin.Controllers.CustomerController.Edit
///
///
/// 【添加用户】
///
/// 摘要：
/// 通过添加用户Razor页面中的数据，把用户实体的1个指定实例持久化到用户表中。
///
///
/// 返回：
/// 用户模型记录的1个指定实例。
///
///
[HttpPost]
public async Task<IActionResult> Edit(CustomerModel model)
{
//后端手动对角色多选下拉框中的输入进行验证。
if (model.SelectedRoleIds.Count <= 0)
{
ModelState.AddModelError("SelectedRoleIds", "必须选择1个角色。");
}
var customer = await _customerService.GetCustomerByIdAsync(model.Id);
var allRoles = await _customerService.GetAllRolesAsync(true);
var newRoles = new List<Role>();
foreach (var role in allRoles)
if (model.SelectedRoleIds.Contains(role.Id))
newRoles.Add(role);
if (ModelState.IsValid)
{
customer.Username = model.Username;
customer.Email = model.Email;
customer.Phone= model.Phone;
customer.IsSystemAccount = model.IsSystemAccount;
customer.Active = model.Active;
customer.Deleted = model.Deleted;
if(!string.IsNullOrEmpty(model.Password))
{
var saltKey = _encryptionService.CreateSaltKey(CustomerServicesDefaults.PasswordSaltKeySize);
customer.PasswordSalt = saltKey;
customer.Password = _encryptionService.CreatePasswordHash(model.Password, saltKey, CustomerServicesDefaults.DefaultHashedPasswordFormat);
}
if(model.FormFile != null)
{
if (!string.IsNullOrEmpty(customer.Avatar)&&!_nopFileProvider.GetFileName(customer.Avatar).Equals(MediaDefaults.DefaultAvatarFileName))
{
var oldAvatarAbsolutePath = _nopFileProvider.GetAbsolutePath(MediaDefaults.DefaultAvatarDirectory, _nopFileProvider.GetFileName(customer.Avatar));
_nopFileProvider.DeleteFile(oldAvatarAbsolutePath);
}
var filename = Guid.NewGuid().ToString() + _nopFileProvider.GetFileExtension(model.FormFile.FileName);
var newAvatarAbsolutePath = _nopFileProvider.GetAbsolutePath(MediaDefaults.DefaultAvatarDirectory, filename);
using FileStream fileStream = new FileStream(newAvatarAbsolutePath, FileMode.Create);
await model.FormFile.CopyToAsync(fileStream);
customer.Avatar = "/images/Avatar/" + filename;
}
var currentRoleIds = (await _customerService.GetRolesAsync(customer,true)).Select(role => role.Id).ToArray();
foreach (var role in allRoles)
{
if (model.SelectedRoleIds.Contains(role.Id))
{
if(role.Name== CustomerDefaults.AdministratorsRoleName)
customer.IsSystemAccount = true;
//把用户所属角色持久化到用户角色映射表中。
if (currentRoleIds.All(roleId => roleId != role.Id))
await _customerService.AddCustomerRoleMappingAsync(new CustomerRoleMapping { CustomerId = customer.Id, RoleId = role.Id });
}
else
{
if (role.Name == CustomerDefaults.AdministratorsRoleName)
customer.IsSystemAccount = false;
//把用户不属角色从用户角色映射表中删除。
if (currentRoleIds.Any(roleId => roleId == role.Id))
await _customerService.RemoveCustomerRoleMappingAsync(customer, role);
}
}
await _customerService.UpdateCustomerAsync(customer);
ViewBag.RefreshPage = true;
}
model = await _customerModelFactory.PrepareCustomerModelAsync(model, customer, true);
return View(model);
}
3 Web\Areas\Admin\Views\Customer\Edit.cshtml
@model Web.Areas.Admin.Models.Customers.CustomerModel
@{
ViewData["Title"] = "Edit";
Layout = "~/Areas/Admin/Views/Shared/_LayoutPopup.cshtml";
}
@section styles
{
}
@if (ViewBag.RefreshPage == true)
{
//如果重置按钮定义在查询表单中时，通过下1行语句实现对弹出框的关闭。
//window.opener.document.forms['@(Context.Request.Query["formId"])'].@(Context.Request.Query["btnId"]).click();
//如果重置按钮单独定义时，通过下1行语句实现对弹出框的关闭。
window.opener.document.getElementById("@Context.Request.Query["btnId"]").click();
window.close();
}
asp-route-btnId="@Context.Request.Query["btnId"]" enctype="multipart/form-data" method="post">
@if (Model.Username == CustomerDefaults.DefaultSystemCustomer)
{
}
else
{
}
@if (Model.Username == CustomerDefaults.DefaultSystemCustomer)
{
}
else
{
}
@Html.DisplayNameFor(model => model.Active)
@if (Model.Username == CustomerDefaults.DefaultSystemCustomer)
{
}
else
{
}
@Html.DisplayNameFor(model => model.Deleted)
@if (Model.Username == CustomerDefaults.DefaultSystemCustomer)
{
}
else
{
}