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using System.Text;
using Microsoft.AspNetCore.Mvc;
using Nop.Core;
using Nop.Core.Caching;
using Nop.Core.Domain.Catalog;
using Nop.Core.Domain.Discounts;
using Nop.Services.Catalog;
using Nop.Services.Customers;
using Nop.Services.Discounts;
using Nop.Services.ExportImport;
using Nop.Services.Localization;
using Nop.Services.Logging;
using Nop.Services.Media;
using Nop.Services.Messages;
using Nop.Services.Security;
using Nop.Services.Seo;
using Nop.Services.Stores;
using Nop.Web.Areas.Admin.Factories;
using Nop.Web.Areas.Admin.Infrastructure.Mapper.Extensions;
using Nop.Web.Areas.Admin.Models.Catalog;
using Nop.Web.Framework.Controllers;
using Nop.Web.Framework.Mvc;
using Nop.Web.Framework.Mvc.Filters;
namespace Nop.Web.Areas.Admin.Controllers;
public partial class CategoryController : BaseAdminController
{
#region Fields
protected readonly IAclService _aclService;
protected readonly ICategoryModelFactory _categoryModelFactory;
protected readonly ICategoryService _categoryService;
protected readonly ICustomerActivityService _customerActivityService;
protected readonly ICustomerService _customerService;
protected readonly IDiscountService _discountService;
protected readonly IExportManager _exportManager;
protected readonly IImportManager _importManager;
protected readonly ILocalizationService _localizationService;
protected readonly ILocalizedEntityService _localizedEntityService;
protected readonly INotificationService _notificationService;
protected readonly IPermissionService _permissionService;
protected readonly IPictureService _pictureService;
protected readonly IProductService _productService;
protected readonly IStaticCacheManager _staticCacheManager;
protected readonly IStoreMappingService _storeMappingService;
protected readonly IStoreService _storeService;
protected readonly IUrlRecordService _urlRecordService;
protected readonly IWorkContext _workContext;
#endregion
#region Ctor
public CategoryController(IAclService aclService,
ICategoryModelFactory categoryModelFactory,
ICategoryService categoryService,
ICustomerActivityService customerActivityService,
ICustomerService customerService,
IDiscountService discountService,
IExportManager exportManager,
IImportManager importManager,
ILocalizationService localizationService,
ILocalizedEntityService localizedEntityService,
INotificationService notificationService,
IPermissionService permissionService,
IPictureService pictureService,
IProductService productService,
IStaticCacheManager staticCacheManager,
IStoreMappingService storeMappingService,
IStoreService storeService,
IUrlRecordService urlRecordService,
IWorkContext workContext)
{
_aclService = aclService;
_categoryModelFactory = categoryModelFactory;
_categoryService = categoryService;
_customerActivityService = customerActivityService;
_customerService = customerService;
_discountService = discountService;
_exportManager = exportManager;
_importManager = importManager;
_localizationService = localizationService;
_localizedEntityService = localizedEntityService;
_notificationService = notificationService;
_permissionService = permissionService;
_pictureService = pictureService;
_productService = productService;
_staticCacheManager = staticCacheManager;
_storeMappingService = storeMappingService;
_storeService = storeService;
_urlRecordService = urlRecordService;
_workContext = workContext;
}
#endregion
#region Utilities
protected virtual async Task UpdateLocalesAsync(Category category, CategoryModel model)
{
foreach (var localized in model.Locales)
{
await _localizedEntityService.SaveLocalizedValueAsync(category,
x => x.Name,
localized.Name,
localized.LanguageId);
await _localizedEntityService.SaveLocalizedValueAsync(category,
x => x.Description,
localized.Description,
localized.LanguageId);
await _localizedEntityService.SaveLocalizedValueAsync(category,
x => x.MetaKeywords,
localized.MetaKeywords,
localized.LanguageId);
await _localizedEntityService.SaveLocalizedValueAsync(category,
x => x.MetaDescription,
localized.MetaDescription,
localized.LanguageId);
await _localizedEntityService.SaveLocalizedValueAsync(category,
x => x.MetaTitle,
localized.MetaTitle,
localized.LanguageId);
//search engine name
var seName = await _urlRecordService.ValidateSeNameAsync(category, localized.SeName, localized.Name, false);
await _urlRecordService.SaveSlugAsync(category, seName, localized.LanguageId);
}
}
protected virtual async Task UpdatePictureSeoNamesAsync(Category category)
{
var picture = await _pictureService.GetPictureByIdAsync(category.PictureId);
if (picture != null)
await _pictureService.SetSeoFilenameAsync(picture.Id, await _pictureService.GetPictureSeNameAsync(category.Name));
}
protected virtual async Task SaveCategoryAclAsync(Category category, CategoryModel model)
{
category.SubjectToAcl = model.SelectedCustomerRoleIds.Any();
await _categoryService.UpdateCategoryAsync(category);
var existingAclRecords = await _aclService.GetAclRecordsAsync(category);
var allCustomerRoles = await _customerService.GetAllCustomerRolesAsync(true);
foreach (var customerRole in allCustomerRoles)
{
if (model.SelectedCustomerRoleIds.Contains(customerRole.Id))
{
//new role
if (!existingAclRecords.Any(acl => acl.CustomerRoleId == customerRole.Id))
await _aclService.InsertAclRecordAsync(category, customerRole.Id);
}
else
{
//remove role
var aclRecordToDelete = existingAclRecords.FirstOrDefault(acl => acl.CustomerRoleId == customerRole.Id);
if (aclRecordToDelete != null)
await _aclService.DeleteAclRecordAsync(aclRecordToDelete);
}
}
}
protected virtual async Task SaveStoreMappingsAsync(Category category, CategoryModel model)
{
category.LimitedToStores = model.SelectedStoreIds.Any();
await _categoryService.UpdateCategoryAsync(category);
var existingStoreMappings = await _storeMappingService.GetStoreMappingsAsync(category);
var allStores = await _storeService.GetAllStoresAsync();
foreach (var store in allStores)
{
if (model.SelectedStoreIds.Contains(store.Id))
{
//new store
if (!existingStoreMappings.Any(sm => sm.StoreId == store.Id))
await _storeMappingService.InsertStoreMappingAsync(category, store.Id);
}
else
{
//remove store
var storeMappingToDelete = existingStoreMappings.FirstOrDefault(sm => sm.StoreId == store.Id);
if (storeMappingToDelete != null)
await _storeMappingService.DeleteStoreMappingAsync(storeMappingToDelete);
}
}
}
#endregion
#region List
public virtual IActionResult Index()
{
return RedirectToAction("List");
}
public virtual async Task List()
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//prepare model
var model = await _categoryModelFactory.PrepareCategorySearchModelAsync(new CategorySearchModel());
return View(model);
}
[HttpPost]
public virtual async Task List(CategorySearchModel searchModel)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return await AccessDeniedDataTablesJson();
//prepare model
var model = await _categoryModelFactory.PrepareCategoryListModelAsync(searchModel);
return Json(model);
}
#endregion
#region Create / Edit / Delete
public virtual async Task Create()
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//prepare model
var model = await _categoryModelFactory.PrepareCategoryModelAsync(new CategoryModel(), null);
return View(model);
}
[HttpPost, ParameterBasedOnFormName("save-continue", "continueEditing")]
public virtual async Task Create(CategoryModel model, bool continueEditing)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
if (ModelState.IsValid)
{
var category = model.ToEntity();
category.CreatedOnUtc = DateTime.UtcNow;
category.UpdatedOnUtc = DateTime.UtcNow;
await _categoryService.InsertCategoryAsync(category);
//search engine name
model.SeName = await _urlRecordService.ValidateSeNameAsync(category, model.SeName, category.Name, true);
await _urlRecordService.SaveSlugAsync(category, model.SeName, 0);
//locales
await UpdateLocalesAsync(category, model);
//discounts
var allDiscounts = await _discountService.GetAllDiscountsAsync(DiscountType.AssignedToCategories, showHidden: true, isActive: null);
foreach (var discount in allDiscounts)
{
if (model.SelectedDiscountIds != null && model.SelectedDiscountIds.Contains(discount.Id))
await _categoryService.InsertDiscountCategoryMappingAsync(new DiscountCategoryMapping { DiscountId = discount.Id, EntityId = category.Id });
}
await _categoryService.UpdateCategoryAsync(category);
//update picture seo file name
await UpdatePictureSeoNamesAsync(category);
//ACL (customer roles)
await SaveCategoryAclAsync(category, model);
//stores
await SaveStoreMappingsAsync(category, model);
//activity log
await _customerActivityService.InsertActivityAsync("AddNewCategory",
string.Format(await _localizationService.GetResourceAsync("ActivityLog.AddNewCategory"), category.Name), category);
_notificationService.SuccessNotification(await _localizationService.GetResourceAsync("Admin.Catalog.Categories.Added"));
if (!continueEditing)
return RedirectToAction("List");
return RedirectToAction("Edit", new { id = category.Id });
}
//prepare model
model = await _categoryModelFactory.PrepareCategoryModelAsync(model, null, true);
//if we got this far, something failed, redisplay form
return View(model);
}
public virtual async Task Edit(int id)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//try to get a category with the specified id
var category = await _categoryService.GetCategoryByIdAsync(id);
if (category == null || category.Deleted)
return RedirectToAction("List");
//prepare model
var model = await _categoryModelFactory.PrepareCategoryModelAsync(null, category);
return View(model);
}
[HttpPost, ParameterBasedOnFormName("save-continue", "continueEditing")]
public virtual async Task Edit(CategoryModel model, bool continueEditing)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//try to get a category with the specified id
var category = await _categoryService.GetCategoryByIdAsync(model.Id);
if (category == null || category.Deleted)
return RedirectToAction("List");
if (ModelState.IsValid)
{
var prevPictureId = category.PictureId;
//if parent category changes, we need to clear cache for previous parent category
if (category.ParentCategoryId != model.ParentCategoryId)
{
await _staticCacheManager.RemoveByPrefixAsync(NopCatalogDefaults.CategoriesByParentCategoryPrefix, category.ParentCategoryId);
await _staticCacheManager.RemoveByPrefixAsync(NopCatalogDefaults.CategoriesChildIdsPrefix, category.ParentCategoryId);
await _staticCacheManager.RemoveByPrefixAsync(NopCatalogDefaults.ChildCategoryIdLookupPrefix);
}
category = model.ToEntity(category);
category.UpdatedOnUtc = DateTime.UtcNow;
await _categoryService.UpdateCategoryAsync(category);
//search engine name
model.SeName = await _urlRecordService.ValidateSeNameAsync(category, model.SeName, category.Name, true);
await _urlRecordService.SaveSlugAsync(category, model.SeName, 0);
//locales
await UpdateLocalesAsync(category, model);
//discounts
var allDiscounts = await _discountService.GetAllDiscountsAsync(DiscountType.AssignedToCategories, showHidden: true, isActive: null);
foreach (var discount in allDiscounts)
{
if (model.SelectedDiscountIds != null && model.SelectedDiscountIds.Contains(discount.Id))
{
//new discount
if (await _categoryService.GetDiscountAppliedToCategoryAsync(category.Id, discount.Id) is null)
await _categoryService.InsertDiscountCategoryMappingAsync(new DiscountCategoryMapping { DiscountId = discount.Id, EntityId = category.Id });
}
else
{
//remove discount
if (await _categoryService.GetDiscountAppliedToCategoryAsync(category.Id, discount.Id) is DiscountCategoryMapping mapping)
await _categoryService.DeleteDiscountCategoryMappingAsync(mapping);
}
}
await _categoryService.UpdateCategoryAsync(category);
//delete an old picture (if deleted or updated)
if (prevPictureId > 0 && prevPictureId != category.PictureId)
{
var prevPicture = await _pictureService.GetPictureByIdAsync(prevPictureId);
if (prevPicture != null)
await _pictureService.DeletePictureAsync(prevPicture);
}
//update picture seo file name
await UpdatePictureSeoNamesAsync(category);
//ACL
await SaveCategoryAclAsync(category, model);
//stores
await SaveStoreMappingsAsync(category, model);
//activity log
await _customerActivityService.InsertActivityAsync("EditCategory",
string.Format(await _localizationService.GetResourceAsync("ActivityLog.EditCategory"), category.Name), category);
_notificationService.SuccessNotification(await _localizationService.GetResourceAsync("Admin.Catalog.Categories.Updated"));
if (!continueEditing)
return RedirectToAction("List");
return RedirectToAction("Edit", new { id = category.Id });
}
//prepare model
model = await _categoryModelFactory.PrepareCategoryModelAsync(model, category, true);
//if we got this far, something failed, redisplay form
return View(model);
}
[HttpPost]
public virtual async Task Delete(int id)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//try to get a category with the specified id
var category = await _categoryService.GetCategoryByIdAsync(id);
if (category == null)
return RedirectToAction("List");
await _categoryService.DeleteCategoryAsync(category);
//activity log
await _customerActivityService.InsertActivityAsync("DeleteCategory",
string.Format(await _localizationService.GetResourceAsync("ActivityLog.DeleteCategory"), category.Name), category);
_notificationService.SuccessNotification(await _localizationService.GetResourceAsync("Admin.Catalog.Categories.Deleted"));
return RedirectToAction("List");
}
[HttpPost]
public virtual async Task DeleteSelected(ICollection selectedIds)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return await AccessDeniedDataTablesJson();
if (selectedIds == null || !selectedIds.Any())
return NoContent();
await _categoryService.DeleteCategoriesAsync(await (await _categoryService.GetCategoriesByIdsAsync(selectedIds.ToArray())).WhereAwait(async p => await _workContext.GetCurrentVendorAsync() == null).ToListAsync());
return Json(new { Result = true });
}
#endregion
#region Export / Import
public virtual async Task ExportXml()
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
try
{
var xml = await _exportManager.ExportCategoriesToXmlAsync();
return File(Encoding.UTF8.GetBytes(xml), "application/xml", "categories.xml");
}
catch (Exception exc)
{
await _notificationService.ErrorNotificationAsync(exc);
return RedirectToAction("List");
}
}
public virtual async Task ExportXlsx()
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
try
{
var bytes = await _exportManager
.ExportCategoriesToXlsxAsync((await _categoryService.GetAllCategoriesAsync(showHidden: true)).ToList());
return File(bytes, MimeTypes.TextXlsx, "categories.xlsx");
}
catch (Exception exc)
{
await _notificationService.ErrorNotificationAsync(exc);
return RedirectToAction("List");
}
}
[HttpPost]
public virtual async Task ImportFromXlsx(IFormFile importexcelfile)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//a vendor cannot import categories
if (await _workContext.GetCurrentVendorAsync() != null)
return AccessDeniedView();
try
{
if (importexcelfile != null && importexcelfile.Length > 0)
{
await _importManager.ImportCategoriesFromXlsxAsync(importexcelfile.OpenReadStream());
}
else
{
_notificationService.ErrorNotification(await _localizationService.GetResourceAsync("Admin.Common.UploadFile"));
return RedirectToAction("List");
}
_notificationService.SuccessNotification(await _localizationService.GetResourceAsync("Admin.Catalog.Categories.Imported"));
return RedirectToAction("List");
}
catch (Exception exc)
{
await _notificationService.ErrorNotificationAsync(exc);
return RedirectToAction("List");
}
}
#endregion
#region Products
[HttpPost]
public virtual async Task ProductList(CategoryProductSearchModel searchModel)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return await AccessDeniedDataTablesJson();
//try to get a category with the specified id
var category = await _categoryService.GetCategoryByIdAsync(searchModel.CategoryId)
?? throw new ArgumentException("No category found with the specified id");
//prepare model
var model = await _categoryModelFactory.PrepareCategoryProductListModelAsync(searchModel, category);
return Json(model);
}
public virtual async Task ProductUpdate(CategoryProductModel model)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return await AccessDeniedDataTablesJson();
//try to get a product category with the specified id
var productCategory = await _categoryService.GetProductCategoryByIdAsync(model.Id)
?? throw new ArgumentException("No product category mapping found with the specified id");
//fill entity from product
productCategory = model.ToEntity(productCategory);
await _categoryService.UpdateProductCategoryAsync(productCategory);
return new NullJsonResult();
}
public virtual async Task ProductDelete(int id)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return await AccessDeniedDataTablesJson();
//try to get a product category with the specified id
var productCategory = await _categoryService.GetProductCategoryByIdAsync(id)
?? throw new ArgumentException("No product category mapping found with the specified id", nameof(id));
await _categoryService.DeleteProductCategoryAsync(productCategory);
return new NullJsonResult();
}
public virtual async Task ProductAddPopup(int categoryId)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//prepare model
var model = await _categoryModelFactory.PrepareAddProductToCategorySearchModelAsync(new AddProductToCategorySearchModel());
return View(model);
}
[HttpPost]
public virtual async Task ProductAddPopupList(AddProductToCategorySearchModel searchModel)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return await AccessDeniedDataTablesJson();
//prepare model
var model = await _categoryModelFactory.PrepareAddProductToCategoryListModelAsync(searchModel);
return Json(model);
}
[HttpPost]
[FormValueRequired("save")]
public virtual async Task ProductAddPopup(AddProductToCategoryModel model)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageCategories))
return AccessDeniedView();
//get selected products
var selectedProducts = await _productService.GetProductsByIdsAsync(model.SelectedProductIds.ToArray());
if (selectedProducts.Any())
{
var existingProductCategories = await _categoryService.GetProductCategoriesByCategoryIdAsync(model.CategoryId, showHidden: true);
foreach (var product in selectedProducts)
{
//whether product category with such parameters already exists
if (_categoryService.FindProductCategory(existingProductCategories, product.Id, model.CategoryId) != null)
continue;
//insert the new product category mapping
await _categoryService.InsertProductCategoryAsync(new ProductCategory
{
CategoryId = model.CategoryId,
ProductId = product.Id,
IsFeaturedProduct = false,
DisplayOrder = 1
});
}
}
ViewBag.RefreshPage = true;
return View(new AddProductToCategorySearchModel());
}
#endregion
}