Files
Umbraco-CMS/src/Umbraco.Web/Editors/MediaController.cs

937 lines
39 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.IO;
using System.Net;
using System.Net.Http;
using System.Net.Http.Formatting;
using System.Text;
using System.Threading.Tasks;
using System.Web.Http;
using System.Web.Http.ModelBinding;
using AutoMapper;
using Umbraco.Core;
using Umbraco.Core.IO;
using Umbraco.Core.Logging;
using Umbraco.Core.Models;
using Umbraco.Core.Models.Membership;
using Umbraco.Core.Persistence.DatabaseModelDefinitions;
using Umbraco.Core.Services;
using Umbraco.Web.Models.ContentEditing;
using Umbraco.Web.Models.Mapping;
using Umbraco.Web.Mvc;
using Umbraco.Web.WebApi;
using System.Linq;
using System.Web.Http.Controllers;
using Umbraco.Web.WebApi.Filters;
using Constants = Umbraco.Core.Constants;
using Umbraco.Core.Configuration;
using Umbraco.Core.Persistence.Querying;
using Umbraco.Web.UI;
using Notification = Umbraco.Web.Models.ContentEditing.Notification;
using Umbraco.Core.Persistence;
using Umbraco.Core.Configuration.UmbracoSettings;
using Umbraco.Core.Models.ContentEditing;
using Umbraco.Core.Models.Editors;
using Umbraco.Core.Models.Validation;
using Umbraco.Core.PropertyEditors;
using Umbraco.Web.ContentApps;
using Umbraco.Web.Editors.Binders;
using Umbraco.Web.Editors.Filters;
namespace Umbraco.Web.Editors
{
/// <remarks>
/// This controller is decorated with the UmbracoApplicationAuthorizeAttribute which means that any user requesting
/// access to ALL of the methods on this controller will need access to the media application.
/// </remarks>
[PluginController("UmbracoApi")]
[UmbracoApplicationAuthorize(Constants.Applications.Media)]
[MediaControllerControllerConfiguration]
public class MediaController : ContentControllerBase
{
public MediaController(PropertyEditorCollection propertyEditors)
{
_propertyEditors = propertyEditors ?? throw new ArgumentNullException(nameof(propertyEditors));
}
/// <summary>
/// Configures this controller with a custom action selector
/// </summary>
private class MediaControllerControllerConfigurationAttribute : Attribute, IControllerConfiguration
{
public void Initialize(HttpControllerSettings controllerSettings, HttpControllerDescriptor controllerDescriptor)
{
controllerSettings.Services.Replace(typeof(IHttpActionSelector), new ParameterSwapControllerActionSelector(
new ParameterSwapControllerActionSelector.ParameterSwapInfo("GetById", "id", typeof(int), typeof(Guid), typeof(Udi)),
new ParameterSwapControllerActionSelector.ParameterSwapInfo("GetChildren", "id", typeof(int), typeof(Guid), typeof(Udi))));
}
}
/// <summary>
/// Gets an empty content item for the
/// </summary>
/// <param name="contentTypeAlias"></param>
/// <param name="parentId"></param>
/// <returns></returns>
[OutgoingEditorModelEvent]
public MediaItemDisplay GetEmpty(string contentTypeAlias, int parentId)
{
var contentType = Services.MediaTypeService.Get(contentTypeAlias);
if (contentType == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
var emptyContent = Services.MediaService.CreateMedia("", parentId, contentType.Alias, Security.GetUserId().ResultOr(0));
var mapped = Mapper.Map<MediaItemDisplay>(emptyContent);
//remove the listview app if it exists
mapped.ContentApps = mapped.ContentApps.Where(x => x.Alias != "umbListView").ToList();
return mapped;
}
/// <summary>
/// Returns an item to be used to display the recycle bin for media
/// </summary>
/// <returns></returns>
public MediaItemDisplay GetRecycleBin()
{
var apps = new List<ContentApp>();
apps.Add(ListViewContentAppDefinition.CreateContentApp(Services.DataTypeService, _propertyEditors, "recycleBin", "media", Core.Constants.DataTypes.DefaultMediaListView));
apps[0].Active = true;
var display = new MediaItemDisplay
{
Id = Constants.System.RecycleBinMedia,
Alias = "recycleBin",
ParentId = -1,
Name = Services.TextService.Localize("general/recycleBin"),
ContentTypeAlias = "recycleBin",
CreateDate = DateTime.Now,
IsContainer = true,
Path = "-1," + Constants.System.RecycleBinMedia,
ContentApps = apps
};
return display;
}
/// <summary>
/// Gets the media item by id
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
[OutgoingEditorModelEvent]
[EnsureUserPermissionForMedia("id")]
public MediaItemDisplay GetById(int id)
{
var foundContent = GetObjectFromRequest(() => Services.MediaService.GetById(id));
if (foundContent == null)
{
HandleContentNotFound(id);
//HandleContentNotFound will throw an exception
return null;
}
return Mapper.Map<MediaItemDisplay>(foundContent);
}
/// <summary>
/// Gets the media item by id
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
[OutgoingEditorModelEvent]
[EnsureUserPermissionForMedia("id")]
public MediaItemDisplay GetById(Guid id)
{
var foundContent = GetObjectFromRequest(() => Services.MediaService.GetById(id));
if (foundContent == null)
{
HandleContentNotFound(id);
//HandleContentNotFound will throw an exception
return null;
}
return Mapper.Map<MediaItemDisplay>(foundContent);
}
/// <summary>
/// Gets the media item by id
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
[OutgoingEditorModelEvent]
[EnsureUserPermissionForMedia("id")]
public MediaItemDisplay GetById(Udi id)
{
var guidUdi = id as GuidUdi;
if (guidUdi != null)
{
return GetById(guidUdi.Guid);
}
throw new HttpResponseException(HttpStatusCode.NotFound);
}
/// <summary>
/// Return media for the specified ids
/// </summary>
/// <param name="ids"></param>
/// <returns></returns>
[FilterAllowedOutgoingMedia(typeof(IEnumerable<MediaItemDisplay>))]
public IEnumerable<MediaItemDisplay> GetByIds([FromUri]int[] ids)
{
var foundMedia = Services.MediaService.GetByIds(ids);
return foundMedia.Select(media => Mapper.Map<MediaItemDisplay>(media));
}
/// <summary>
/// Returns a paged result of media items known to be of a "Folder" type
/// </summary>
/// <param name="id"></param>
/// <param name="pageNumber"></param>
/// <param name="pageSize"></param>
/// <returns></returns>
public PagedResult<ContentItemBasic<ContentPropertyBasic>> GetChildFolders(int id, int pageNumber = 1, int pageSize = 1000)
{
//Suggested convention for folder mediatypes - we can make this more or less complicated as long as we document it...
//if you create a media type, which has an alias that ends with ...Folder then its a folder: ex: "secureFolder", "bannerFolder", "Folder"
var folderTypes = Services.MediaTypeService
.GetAll()
.Where(x => x.Alias.EndsWith("Folder"))
.Select(x => x.Id)
.ToArray();
if (folderTypes.Length == 0)
{
return new PagedResult<ContentItemBasic<ContentPropertyBasic>>(0, pageNumber, pageSize);
}
long total;
var children = Services.MediaService.GetPagedChildren(id, pageNumber - 1, pageSize, out total,
//lookup these content types
SqlContext.Query<IMedia>().Where(x => folderTypes.Contains(x.ContentTypeId)),
Ordering.By("Name", Direction.Ascending));
return new PagedResult<ContentItemBasic<ContentPropertyBasic>>(total, pageNumber, pageSize)
{
Items = children.Select(Mapper.Map<IMedia, ContentItemBasic<ContentPropertyBasic>>)
};
}
/// <summary>
/// Returns the root media objects
/// </summary>
[FilterAllowedOutgoingMedia(typeof(IEnumerable<ContentItemBasic<ContentPropertyBasic>>))]
public IEnumerable<ContentItemBasic<ContentPropertyBasic>> GetRootMedia()
{
//TODO: Add permissions check!
return Services.MediaService.GetRootMedia()
.Select(Mapper.Map<IMedia, ContentItemBasic<ContentPropertyBasic>>);
}
#region GetChildren
private int[] _userStartNodes;
private readonly PropertyEditorCollection _propertyEditors;
protected int[] UserStartNodes
{
get { return _userStartNodes ?? (_userStartNodes = Security.CurrentUser.CalculateMediaStartNodeIds(Services.EntityService)); }
}
/// <summary>
/// Returns the child media objects - using the entity INT id
/// </summary>
[FilterAllowedOutgoingMedia(typeof(IEnumerable<ContentItemBasic<ContentPropertyBasic>>), "Items")]
public PagedResult<ContentItemBasic<ContentPropertyBasic>> GetChildren(int id,
int pageNumber = 0,
int pageSize = 0,
string orderBy = "SortOrder",
Direction orderDirection = Direction.Ascending,
bool orderBySystemField = true,
string filter = "")
{
//if a request is made for the root node data but the user's start node is not the default, then
// we need to return their start nodes
if (id == Constants.System.Root && UserStartNodes.Length > 0 && UserStartNodes.Contains(Constants.System.Root) == false)
{
if (pageNumber > 0)
return new PagedResult<ContentItemBasic<ContentPropertyBasic>>(0, 0, 0);
var nodes = Services.MediaService.GetByIds(UserStartNodes).ToArray();
if (nodes.Length == 0)
return new PagedResult<ContentItemBasic<ContentPropertyBasic>>(0, 0, 0);
if (pageSize < nodes.Length) pageSize = nodes.Length; // bah
var pr = new PagedResult<ContentItemBasic<ContentPropertyBasic>>(nodes.Length, pageNumber, pageSize)
{
Items = nodes.Select(Mapper.Map<IMedia, ContentItemBasic<ContentPropertyBasic>>)
};
return pr;
}
// else proceed as usual
long totalChildren;
List<IMedia> children;
if (pageNumber > 0 && pageSize > 0)
{
IQuery<IMedia> queryFilter = null;
if (filter.IsNullOrWhiteSpace() == false)
{
//add the default text filter
queryFilter = SqlContext.Query<IMedia>()
.Where(x => x.Name.Contains(filter));
}
children = Services.MediaService
.GetPagedChildren(
id, (pageNumber - 1), pageSize,
out totalChildren,
queryFilter,
Ordering.By(orderBy, orderDirection, isCustomField: !orderBySystemField)).ToList();
}
else
{
//better to not use this without paging where possible, currently only the sort dialog does
children = Services.MediaService.GetPagedChildren(id, 0, int.MaxValue, out var total).ToList();
totalChildren = children.Count;
}
if (totalChildren == 0)
{
return new PagedResult<ContentItemBasic<ContentPropertyBasic>>(0, 0, 0);
}
var pagedResult = new PagedResult<ContentItemBasic<ContentPropertyBasic>>(totalChildren, pageNumber, pageSize);
pagedResult.Items = children
.Select(Mapper.Map<IMedia, ContentItemBasic<ContentPropertyBasic>>);
return pagedResult;
}
/// <summary>
/// Returns the child media objects - using the entity GUID id
/// </summary>
/// <param name="id"></param>
/// <param name="pageNumber"></param>
/// <param name="pageSize"></param>
/// <param name="orderBy"></param>
/// <param name="orderDirection"></param>
/// <param name="orderBySystemField"></param>
/// <param name="filter"></param>
/// <returns></returns>
[FilterAllowedOutgoingMedia(typeof(IEnumerable<ContentItemBasic<ContentPropertyBasic>>), "Items")]
public PagedResult<ContentItemBasic<ContentPropertyBasic>> GetChildren(Guid id,
int pageNumber = 0,
int pageSize = 0,
string orderBy = "SortOrder",
Direction orderDirection = Direction.Ascending,
bool orderBySystemField = true,
string filter = "")
{
var entity = Services.EntityService.Get(id);
if (entity != null)
{
return GetChildren(entity.Id, pageNumber, pageSize, orderBy, orderDirection, orderBySystemField, filter);
}
throw new HttpResponseException(HttpStatusCode.NotFound);
}
/// <summary>
/// Returns the child media objects - using the entity UDI id
/// </summary>
/// <param name="id"></param>
/// <param name="pageNumber"></param>
/// <param name="pageSize"></param>
/// <param name="orderBy"></param>
/// <param name="orderDirection"></param>
/// <param name="orderBySystemField"></param>
/// <param name="filter"></param>
/// <returns></returns>
[FilterAllowedOutgoingMedia(typeof(IEnumerable<ContentItemBasic<ContentPropertyBasic>>), "Items")]
public PagedResult<ContentItemBasic<ContentPropertyBasic>> GetChildren(Udi id,
int pageNumber = 0,
int pageSize = 0,
string orderBy = "SortOrder",
Direction orderDirection = Direction.Ascending,
bool orderBySystemField = true,
string filter = "")
{
var guidUdi = id as GuidUdi;
if (guidUdi != null)
{
var entity = Services.EntityService.Get(guidUdi.Guid);
if (entity != null)
{
return GetChildren(entity.Id, pageNumber, pageSize, orderBy, orderDirection, orderBySystemField, filter);
}
}
throw new HttpResponseException(HttpStatusCode.NotFound);
}
#endregion
/// <summary>
/// Moves an item to the recycle bin, if it is already there then it will permanently delete it
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
[EnsureUserPermissionForMedia("id")]
[HttpPost]
public HttpResponseMessage DeleteById(int id)
{
var foundMedia = GetObjectFromRequest(() => Services.MediaService.GetById(id));
if (foundMedia == null)
{
return HandleContentNotFound(id, false);
}
//if the current item is in the recycle bin
if (foundMedia.Trashed == false)
{
var moveResult = Services.MediaService.MoveToRecycleBin(foundMedia, (int)Security.CurrentUser.Id);
if (moveResult == false)
{
//returning an object of INotificationModel will ensure that any pending
// notification messages are added to the response.
return Request.CreateValidationErrorResponse(new SimpleNotificationModel());
}
}
else
{
var deleteResult = Services.MediaService.Delete(foundMedia, (int)Security.CurrentUser.Id);
if (deleteResult == false)
{
//returning an object of INotificationModel will ensure that any pending
// notification messages are added to the response.
return Request.CreateValidationErrorResponse(new SimpleNotificationModel());
}
}
return Request.CreateResponse(HttpStatusCode.OK);
}
/// <summary>
/// Change the sort order for media
/// </summary>
/// <param name="move"></param>
/// <returns></returns>
[EnsureUserPermissionForMedia("move.Id")]
public HttpResponseMessage PostMove(MoveOrCopy move)
{
var toMove = ValidateMoveOrCopy(move);
Services.MediaService.Move(toMove, move.ParentId);
var response = Request.CreateResponse(HttpStatusCode.OK);
response.Content = new StringContent(toMove.Path, Encoding.UTF8, "text/plain");
return response;
}
/// <summary>
/// Saves content
/// </summary>
/// <returns></returns>
[FileUploadCleanupFilter]
[MediaItemSaveValidation]
[OutgoingEditorModelEvent]
public MediaItemDisplay PostSave(
[ModelBinder(typeof(MediaItemBinder))]
MediaItemSave contentItem)
{
//Recent versions of IE/Edge may send in the full clientside file path instead of just the file name.
//To ensure similar behavior across all browsers no matter what they do - we strip the FileName property of all
//uploaded files to being *only* the actual file name (as it should be).
if (contentItem.UploadedFiles != null && contentItem.UploadedFiles.Any())
{
foreach (var file in contentItem.UploadedFiles)
{
file.FileName = Path.GetFileName(file.FileName);
}
}
//If we've reached here it means:
// * Our model has been bound
// * and validated
// * any file attachments have been saved to their temporary location for us to use
// * we have a reference to the DTO object and the persisted object
// * Permissions are valid
//Don't update the name if it is empty
if (contentItem.Name.IsNullOrWhiteSpace() == false)
{
contentItem.PersistedContent.Name = contentItem.Name;
}
MapPropertyValuesForPersistence<IMedia, MediaItemSave>(
contentItem,
contentItem.PropertyCollectionDto,
(save, property) => property.GetValue(), //get prop val
(save, property, v) => property.SetValue(v)); //set prop val
//We need to manually check the validation results here because:
// * We still need to save the entity even if there are validation value errors
// * Depending on if the entity is new, and if there are non property validation errors (i.e. the name is null)
// then we cannot continue saving, we can only display errors
// * If there are validation errors and they were attempting to publish, we can only save, NOT publish and display
// a message indicating this
if (ModelState.IsValid == false)
{
if (!RequiredForPersistenceAttribute.HasRequiredValuesForPersistence(contentItem)
&& (contentItem.Action == ContentSaveAction.SaveNew))
{
//ok, so the absolute mandatory data is invalid and it's new, we cannot actually continue!
// add the modelstate to the outgoing object and throw validation response
var forDisplay = Mapper.Map<MediaItemDisplay>(contentItem.PersistedContent);
forDisplay.Errors = ModelState.ToErrorDictionary();
throw new HttpResponseException(Request.CreateValidationErrorResponse(forDisplay));
}
}
//save the item
var saveStatus = Services.MediaService.Save(contentItem.PersistedContent, (int)Security.CurrentUser.Id);
//return the updated model
var display = Mapper.Map<MediaItemDisplay>(contentItem.PersistedContent);
//lasty, if it is not valid, add the modelstate to the outgoing object and throw a 403
HandleInvalidModelState(display);
//put the correct msgs in
switch (contentItem.Action)
{
case ContentSaveAction.Save:
case ContentSaveAction.SaveNew:
if (saveStatus.Success)
{
display.AddSuccessNotification(
Services.TextService.Localize("speechBubbles/editMediaSaved"),
Services.TextService.Localize("speechBubbles/editMediaSavedText"));
}
else
{
AddCancelMessage(display);
//If the item is new and the operation was cancelled, we need to return a different
// status code so the UI can handle it since it won't be able to redirect since there
// is no Id to redirect to!
if (saveStatus.Result.Result == OperationResultType.FailedCancelledByEvent && IsCreatingAction(contentItem.Action))
{
throw new HttpResponseException(Request.CreateValidationErrorResponse(display));
}
}
break;
}
return display;
}
/// <summary>
/// Empties the recycle bin
/// </summary>
/// <returns></returns>
[HttpDelete]
[HttpPost]
public HttpResponseMessage EmptyRecycleBin()
{
Services.MediaService.EmptyRecycleBin();
return Request.CreateNotificationSuccessResponse(Services.TextService.Localize("defaultdialogs/recycleBinIsEmpty"));
}
/// <summary>
/// Change the sort order for media
/// </summary>
/// <param name="sorted"></param>
/// <returns></returns>
[EnsureUserPermissionForMedia("sorted.ParentId")]
public HttpResponseMessage PostSort(ContentSortOrder sorted)
{
if (sorted == null)
{
return Request.CreateResponse(HttpStatusCode.NotFound);
}
//if there's nothing to sort just return ok
if (sorted.IdSortOrder.Length == 0)
{
return Request.CreateResponse(HttpStatusCode.OK);
}
var mediaService = Services.MediaService;
var sortedMedia = new List<IMedia>();
try
{
sortedMedia.AddRange(sorted.IdSortOrder.Select(mediaService.GetById));
// Save Media with new sort order and update content xml in db accordingly
if (mediaService.Sort(sortedMedia) == false)
{
Logger.Warn<MediaController>("Media sorting failed, this was probably caused by an event being cancelled");
return Request.CreateValidationErrorResponse("Media sorting failed, this was probably caused by an event being cancelled");
}
return Request.CreateResponse(HttpStatusCode.OK);
}
catch (Exception ex)
{
Logger.Error<MediaController>(ex, "Could not update media sort order");
throw;
}
}
public MediaItemDisplay PostAddFolder(PostedFolder folder)
{
var intParentId = GetParentIdAsInt(folder.ParentId, validatePermissions:true);
var mediaService = Services.MediaService;
var f = mediaService.CreateMedia(folder.Name, intParentId, Constants.Conventions.MediaTypes.Folder);
mediaService.Save(f, Security.CurrentUser.Id);
return Mapper.Map<MediaItemDisplay>(f);
}
/// <summary>
/// Used to submit a media file
/// </summary>
/// <returns></returns>
/// <remarks>
/// We cannot validate this request with attributes (nicely) due to the nature of the multi-part for data.
/// </remarks>
[FileUploadCleanupFilter(false)]
public async Task<HttpResponseMessage> PostAddFile()
{
if (Request.Content.IsMimeMultipartContent() == false)
{
throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
}
var root = IOHelper.MapPath("~/App_Data/TEMP/FileUploads");
//ensure it exists
Directory.CreateDirectory(root);
var provider = new MultipartFormDataStreamProvider(root);
var result = await Request.Content.ReadAsMultipartAsync(provider);
//must have a file
if (result.FileData.Count == 0)
{
return Request.CreateResponse(HttpStatusCode.NotFound);
}
//get the string json from the request
string currentFolderId = result.FormData["currentFolder"];
int parentId = GetParentIdAsInt(currentFolderId, validatePermissions: true);
var tempFiles = new PostedFiles();
var mediaService = Services.MediaService;
//in case we pass a path with a folder in it, we will create it and upload media to it.
if (result.FormData.ContainsKey("path"))
{
var folders = result.FormData["path"].Split('/');
for (int i = 0; i < folders.Length - 1; i++)
{
var folderName = folders[i];
IMedia folderMediaItem;
//if uploading directly to media root and not a subfolder
if (parentId == -1)
{
//look for matching folder
folderMediaItem =
mediaService.GetRootMedia().FirstOrDefault(x => x.Name == folderName && x.ContentType.Alias == Constants.Conventions.MediaTypes.Folder);
if (folderMediaItem == null)
{
//if null, create a folder
folderMediaItem = mediaService.CreateMedia(folderName, -1, Constants.Conventions.MediaTypes.Folder);
mediaService.Save(folderMediaItem);
}
}
else
{
//get current parent
var mediaRoot = mediaService.GetById(parentId);
//if the media root is null, something went wrong, we'll abort
if (mediaRoot == null)
return Request.CreateErrorResponse(HttpStatusCode.InternalServerError,
"The folder: " + folderName + " could not be used for storing images, its ID: " + parentId +
" returned null");
//look for matching folder
folderMediaItem = FindInChildren(mediaRoot.Id, folderName, Constants.Conventions.MediaTypes.Folder);
if (folderMediaItem == null)
{
//if null, create a folder
folderMediaItem = mediaService.CreateMedia(folderName, mediaRoot, Constants.Conventions.MediaTypes.Folder);
mediaService.Save(folderMediaItem);
}
}
//set the media root to the folder id so uploaded files will end there.
parentId = folderMediaItem.Id;
}
}
//get the files
foreach (var file in result.FileData)
{
var fileName = file.Headers.ContentDisposition.FileName.Trim(new[] { '\"' }).TrimEnd();
var safeFileName = fileName.ToSafeFileName();
var ext = safeFileName.Substring(safeFileName.LastIndexOf('.') + 1).ToLower();
if (UmbracoConfig.For.UmbracoSettings().Content.IsFileAllowedForUpload(ext))
{
var mediaType = Constants.Conventions.MediaTypes.File;
if (result.FormData["contentTypeAlias"] == Constants.Conventions.MediaTypes.AutoSelect)
{
if (UmbracoConfig.For.UmbracoSettings().Content.ImageFileTypes.Contains(ext))
{
mediaType = Constants.Conventions.MediaTypes.Image;
}
}
else
{
mediaType = result.FormData["contentTypeAlias"];
}
var mediaItemName = fileName.ToFriendlyName();
var f = mediaService.CreateMedia(mediaItemName, parentId, mediaType, Security.CurrentUser.Id);
var fileInfo = new FileInfo(file.LocalFileName);
var fs = fileInfo.OpenReadWithRetry();
if (fs == null) throw new InvalidOperationException("Could not acquire file stream");
using (fs)
{
f.SetValue(Constants.Conventions.Media.File, fileName, fs);
}
var saveResult = mediaService.Save(f, Security.CurrentUser.Id);
if (saveResult == false)
{
AddCancelMessage(tempFiles,
message: Services.TextService.Localize("speechBubbles/operationCancelledText") + " -- " + mediaItemName,
localizeMessage: false);
}
else
{
tempFiles.UploadedFiles.Add(new ContentPropertyFile
{
FileName = fileName,
PropertyAlias = Constants.Conventions.Media.File,
TempFilePath = file.LocalFileName
});
}
}
else
{
tempFiles.Notifications.Add(new Notification(
Services.TextService.Localize("speechBubbles/operationFailedHeader"),
Services.TextService.Localize("media/disallowedFileType"),
SpeechBubbleIcon.Warning));
}
}
//Different response if this is a 'blueimp' request
if (Request.GetQueryNameValuePairs().Any(x => x.Key == "origin"))
{
var origin = Request.GetQueryNameValuePairs().First(x => x.Key == "origin");
if (origin.Value == "blueimp")
{
return Request.CreateResponse(HttpStatusCode.OK,
tempFiles,
//Don't output the angular xsrf stuff, blue imp doesn't like that
new JsonMediaTypeFormatter());
}
}
return Request.CreateResponse(HttpStatusCode.OK, tempFiles);
}
private IMedia FindInChildren(int mediaId, string nameToFind, string contentTypeAlias)
{
const int pageSize = 500;
var page = 0;
var total = long.MaxValue;
while (page * pageSize < total)
{
var children = Services.MediaService.GetPagedChildren(mediaId, page, pageSize, out total,
SqlContext.Query<IMedia>().Where(x => x.Name == nameToFind));
foreach (var c in children)
return c; //return first one if any are found
}
return null;
}
/// <summary>
/// Given a parent id which could be a GUID, UDI or an INT, this will resolve the INT
/// </summary>
/// <param name="parentId"></param>
/// <param name="validatePermissions">
/// If true, this will check if the current user has access to the resolved integer parent id
/// and if that check fails an unauthorized exception will occur
/// </param>
/// <returns></returns>
private int GetParentIdAsInt(string parentId, bool validatePermissions)
{
int intParentId;
GuidUdi parentUdi;
// test for udi
if (GuidUdi.TryParse(parentId, out parentUdi))
{
parentId = parentUdi.Guid.ToString();
}
//if it's not an INT then we'll check for GUID
if (int.TryParse(parentId, out intParentId) == false)
{
// if a guid then try to look up the entity
Guid idGuid;
if (Guid.TryParse(parentId, out idGuid))
{
var entity = Services.EntityService.Get(idGuid);
if (entity != null)
{
intParentId = entity.Id;
}
else
{
throw new EntityNotFoundException(parentId, "The passed id doesn't exist");
}
}
else
{
throw new HttpResponseException(
Request.CreateValidationErrorResponse("The request was not formatted correctly, the parentId is not an integer, Guid or UDI"));
}
}
//ensure the user has access to this folder by parent id!
if (validatePermissions && CheckPermissions(
new Dictionary<string, object>(),
Security.CurrentUser,
Services.MediaService,
Services.EntityService,
intParentId) == false)
{
throw new HttpResponseException(Request.CreateResponse(
HttpStatusCode.Forbidden,
new SimpleNotificationModel(new Notification(
Services.TextService.Localize("speechBubbles/operationFailedHeader"),
Services.TextService.Localize("speechBubbles/invalidUserPermissionsText"),
SpeechBubbleIcon.Warning))));
}
return intParentId;
}
/// <summary>
/// Ensures the item can be moved/copied to the new location
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
private IMedia ValidateMoveOrCopy(MoveOrCopy model)
{
if (model == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
var mediaService = Services.MediaService;
var toMove = mediaService.GetById(model.Id);
if (toMove == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
if (model.ParentId < 0)
{
//cannot move if the content item is not allowed at the root
if (toMove.ContentType.AllowedAsRoot == false)
{
var notificationModel = new SimpleNotificationModel();
notificationModel.AddErrorNotification(Services.TextService.Localize("moveOrCopy/notAllowedAtRoot"), "");
throw new HttpResponseException(Request.CreateValidationErrorResponse(notificationModel));
}
}
else
{
var parent = mediaService.GetById(model.ParentId);
if (parent == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
//check if the item is allowed under this one
if (parent.ContentType.AllowedContentTypes.Select(x => x.Id).ToArray()
.Any(x => x.Value == toMove.ContentType.Id) == false)
{
var notificationModel = new SimpleNotificationModel();
notificationModel.AddErrorNotification(Services.TextService.Localize("moveOrCopy/notAllowedByContentType"), "");
throw new HttpResponseException(Request.CreateValidationErrorResponse(notificationModel));
}
// Check on paths
if ((string.Format(",{0},", parent.Path)).IndexOf(string.Format(",{0},", toMove.Id), StringComparison.Ordinal) > -1)
{
var notificationModel = new SimpleNotificationModel();
notificationModel.AddErrorNotification(Services.TextService.Localize("moveOrCopy/notAllowedByPath"), "");
throw new HttpResponseException(Request.CreateValidationErrorResponse(notificationModel));
}
}
return toMove;
}
/// <summary>
/// Performs a permissions check for the user to check if it has access to the node based on
/// start node and/or permissions for the node
/// </summary>
/// <param name="storage">The storage to add the content item to so it can be reused</param>
/// <param name="user"></param>
/// <param name="mediaService"></param>
/// <param name="entityService"></param>
/// <param name="nodeId">The content to lookup, if the contentItem is not specified</param>
/// <param name="media">Specifies the already resolved content item to check against, setting this ignores the nodeId</param>
/// <returns></returns>
internal static bool CheckPermissions(IDictionary<string, object> storage, IUser user, IMediaService mediaService, IEntityService entityService, int nodeId, IMedia media = null)
{
if (storage == null) throw new ArgumentNullException("storage");
if (user == null) throw new ArgumentNullException("user");
if (mediaService == null) throw new ArgumentNullException("mediaService");
if (entityService == null) throw new ArgumentNullException("entityService");
if (media == null && nodeId != Constants.System.Root && nodeId != Constants.System.RecycleBinMedia)
{
media = mediaService.GetById(nodeId);
//put the content item into storage so it can be retreived
// in the controller (saves a lookup)
storage[typeof(IMedia).ToString()] = media;
}
if (media == null && nodeId != Constants.System.Root && nodeId != Constants.System.RecycleBinMedia)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
var hasPathAccess = (nodeId == Constants.System.Root)
? user.HasMediaRootAccess(entityService)
: (nodeId == Constants.System.RecycleBinMedia)
? user.HasMediaBinAccess(entityService)
: user.HasPathAccess(media, entityService);
return hasPathAccess;
}
}
}