Export controller action and UI with content type selections and metadata,data,settings options.

Adding an export method to IImportExportService.

--HG--
branch : dev

src/Orchard.Web/Modules/Orchard.ImportExport/Controllers/AdminController.cs

@@ -1,6 +1,9 @@
 using System;
+using System.Collections.Generic;
 using System.IO;
+using System.Linq;
 using System.Web.Mvc;
+using Orchard.ContentManagement.MetaData;
 using Orchard.ImportExport.Services;
 using Orchard.ImportExport.ViewModels;
 using Orchard.Localization;
@@ -9,9 +12,11 @@ using Orchard.UI.Notify;
 namespace Orchard.ImportExport.Controllers {
     public class AdminController : Controller {
         private readonly IImportExportService _importExportService;
+        private readonly IContentDefinitionManager _contentDefinitionManager;
 
-        public AdminController(IOrchardServices services, IImportExportService importExportService) {
+        public AdminController(IOrchardServices services, IImportExportService importExportService, IContentDefinitionManager contentDefinitionManager) {
             _importExportService = importExportService;
+            _contentDefinitionManager = contentDefinitionManager;
             Services = services;
             T = NullLocalizer.Instance;
         }
@@ -46,9 +51,32 @@ namespace Orchard.ImportExport.Controllers {
         }
 
         public ActionResult Export() {
-            var viewModel = new ExportViewModel();
+            var viewModel = new ExportViewModel { ContentTypes = new List<ContentTypeEntry>() };
-
+            foreach (var contentType in _contentDefinitionManager.ListTypeDefinitions()) {
+                viewModel.ContentTypes.Add(new ContentTypeEntry { ContentTypeName = contentType.Name });
+            }
             return View(viewModel);
         }
+
+        [HttpPost, ActionName("Export")]
+        public ActionResult ExportPOST() {
+            if (!Services.Authorizer.Authorize(Permissions.Export, T("Not allowed to export.")))
+                return new HttpUnauthorizedResult();
+
+            var viewModel = new ExportViewModel { ContentTypes = new List<ContentTypeEntry>() };
+
+            try {
+                UpdateModel(viewModel);
+                var contentTypesToExport = viewModel.ContentTypes.Where(c => c.IsChecked).Select(c => c.ContentTypeName);
+                var exportFile = _importExportService.Export(contentTypesToExport, viewModel.Metadata, viewModel.Data, viewModel.SiteSettings);
+                Services.Notifier.Information(T("Your export file has been created at <a href=\"{0}\" />", exportFile));
+
+                return RedirectToAction("Export");
+            }
+            catch (Exception exception) {
+                Services.Notifier.Error(T("Export failed: {0}", exception.Message));
+                return View(viewModel);
+            }
+        }
     }
 }

src/Orchard.Web/Modules/Orchard.ImportExport/Services/IImportExportService.cs

@@ -1,6 +1,9 @@
-namespace Orchard.ImportExport.Services {
+using System.Collections.Generic;
+
+namespace Orchard.ImportExport.Services {
     public interface IImportExportService : IDependency {
         void Import(string recipeText);
+        string Export(IEnumerable<string> contentTypes, bool exportMetadata, bool exportData, bool exportSettings);
     }
 }
 

src/Orchard.Web/Modules/Orchard.ImportExport/Services/ImportExportService.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using JetBrains.Annotations;
 using Orchard.Environment.Descriptor;
 using Orchard.Localization;
@@ -31,6 +32,10 @@ namespace Orchard.ImportExport.Services {
             UpdateShell();
         }
 
+        public string Export(IEnumerable<string> contentTypes, bool exportMetadata, bool exportData, bool exportSettings) {
+            return String.Empty;
+        }
+
         private void CheckRecipeSteps(Recipe recipe) {
             foreach (var step in recipe.RecipeSteps) {
                 switch (step.Name) {

src/Orchard.Web/Modules/Orchard.ImportExport/ViewModels/ExportViewModel.cs

@@ -1,4 +1,15 @@
-namespace Orchard.ImportExport.ViewModels {
+using System.Collections.Generic;
+
+namespace Orchard.ImportExport.ViewModels {
     public class ExportViewModel {
+        public IList<ContentTypeEntry> ContentTypes { get; set; }
+        public virtual bool Metadata { get; set; }
+        public virtual bool Data { get; set; }
+        public virtual bool SiteSettings { get; set; }
     }
-}
+
+    public class ContentTypeEntry {
+        public string ContentTypeName { get; set; }
+        public bool IsChecked { get; set; }
+    }
+}

src/Orchard.Web/Modules/Orchard.ImportExport/Views/Admin/Export.cshtml

@@ -2,3 +2,38 @@
 
 @{ Layout.Title = T("Export").ToString(); }
 
+@using(Html.BeginFormAntiForgeryPost()) {
+    Html.ValidationSummary();
+	<fieldset>
+		<legend>@T("Choose the types to include in the export file:")</legend><br />
+		<div>
+		    @T("Content Types")
+		    @{var contentTypeIndex = 0;}
+            @foreach (var contentTypeEntry in Model.ContentTypes) {
+			    <br />
+                <input type="hidden" value="@Model.ContentTypes[contentTypeIndex].ContentTypeName" name="@Html.NameOf(m => m.ContentTypes[contentTypeIndex].ContentTypeName)"/>
+                <input type="checkbox" value="true" name="@Html.NameOf(m => m.ContentTypes[contentTypeIndex].IsChecked)"/>
+			    <label class="forcheckbox">@Model.ContentTypes[contentTypeIndex].ContentTypeName</label>
+			    contentTypeIndex = contentTypeIndex + 1;
+		    }
+		</div>
+		<br /><hr /><br />
+		<legend>@T("Choose what to save for these types:")</legend><br />
+		<div>
+			@Html.EditorFor(m => m.Metadata) 
+			<label class="forcheckbox" for="@Html.FieldIdFor( m => m.Metadata)">@T("Metadata")</label>
+			<p>@T("Metadata is the definition of your content types: what parts and fields they have, with what settings.")</p><br />
+		</div>
+		<div>
+			@Html.EditorFor(m => m.Data)
+			<label class="forcheckbox" for="@Html.FieldIdFor( m => m.Data)">@T("Data")</label>
+			<p>@T("Data is the actual content of your site.")</p><br />
+		</div>
+		<div>
+			@Html.EditorFor(m => m.SiteSettings)
+			<label class="forcheckbox" for="@Html.FieldIdFor( m => m.SiteSettings)">@T("Site Settings")</label><br />
+			<p>@T("Please verify that you are not exporting confidential information, such as passwords or application keys.")</p><br />
+		</div>     
+	</fieldset>
+	<button type="submit" class="primaryAction">@T("Export")</button>
+}