/// <summary>
/// Ensures the info objects.
/// </summary>
private void LoadInfos()
{
switch (baseImageEditor.ImageType)
{
case ImageHelper.ImageTypeEnum.Metafile:
if (mf == null)
{
mf = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(metafileGuid, CurrentSiteName, true);
}
break;
case ImageHelper.ImageTypeEnum.PhysicalFile:
// Skip loading info for physical files
break;
default:
if (ai == null)
{
baseImageEditor.Tree = new TreeProvider(MembershipContext.AuthenticatedUser);
// If using workflow then get versioned attachment
if (VersionHistoryID != 0)
{
ai = DocumentHelper.GetAttachment(attachmentGuid, VersionHistoryID);
}
// Else get file without binary data
else
{
ai = AttachmentInfoProvider.GetAttachmentInfoWithoutBinary(attachmentGuid, CurrentSiteName);
}
}
break;
}
}
private void LoadMetafile()
{
if (metafile == null)
{
metafile = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(metafileGuid, CurrentSiteName, true);
}
}
/// <summary>
/// Initializes metafile.
/// </summary>
private void InitializeMetaFile()
{
MetaFileInfo metaFileInfo;
if (InfoObject != null)
{
metaFileInfo = InfoObject as MetaFileInfo;
}
else
{
// Get metafile
metaFileInfo = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(ObjectGuid, SiteName, true);
InfoObject = metaFileInfo;
}
// If file is not null and current user is global administrator then set image
if (metaFileInfo != null)
{
// Check modify permission
if (CheckPermissions && !UserInfoProvider.IsAuthorizedPerObject(metaFileInfo.MetaFileObjectType, metaFileInfo.MetaFileObjectID, PermissionsEnum.Modify, SiteContext.CurrentSiteName, MembershipContext.AuthenticatedUser))
{
RedirectToAccessDenied(GetString("metadata.errors.filemodify"));
}
// Fire event GetObjectExtension
if (GetObjectExtension != null)
{
GetObjectExtension(metaFileInfo.MetaFileExtension);
}
}
else
{
URLHelper.Redirect(AdministrationUrlHelper.GetInformationUrl("editedobject.notexists"));
}
}
/// <summary>
/// Ensures the info objects.
/// </summary>
private void LoadInfos()
{
switch (baseImageEditor.ImageType)
{
default:
case ImageHelper.ImageTypeEnum.Attachment:
if (ai == null)
{
baseImageEditor.Tree = new TreeProvider(CMSContext.CurrentUser);
// If using workflow then get versioned attachment
if (VersionHistoryID != 0)
{
AttachmentHistoryInfo attachmentVersion = VersionManager.GetAttachmentVersion(VersionHistoryID, attachmentGuid);
if (attachmentVersion == null)
{
ai = null;
}
else
{
ai = new AttachmentInfo(attachmentVersion.Generalized.DataClass);
ai.AttachmentID = attachmentVersion.AttachmentHistoryID;
}
}
// else get file without binary data
else
{
ai = AttachmentManager.GetAttachmentInfoWithoutBinary(attachmentGuid, CurrentSiteName);
}
}
break;
case ImageHelper.ImageTypeEnum.Metafile:
if (mf == null)
{
mf = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(metafileGuid, CurrentSiteName, true);
}
break;
case ImageHelper.ImageTypeEnum.PhysicalFile:
// Skip loading info for physical files
break;
}
}
/// <summary>
/// Processes the specified file.
/// </summary>
/// <param name="fileGuid">File guid</param>
protected void ProcessFile(Guid fileGuid)
{
// Get the file
MetaFileInfo fileInfo = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(fileGuid, CurrentSiteName, true);
if (fileInfo != null)
{
bool resizeImage = (ImageHelper.IsImage(fileInfo.MetaFileExtension) && MetaFileInfoProvider.CanResizeImage(fileInfo, Width, Height, MaxSideSize));
// Get the data
if ((outputFile == null) || (outputFile.MetaFile == null))
{
outputFile = NewOutputFile(fileInfo, null);
outputFile.Width = Width;
outputFile.Height = Height;
outputFile.MaxSideSize = MaxSideSize;
outputFile.Resized = resizeImage;
}
}
}
/// <summary>
/// Processes the file.
/// </summary>
protected void ProcessFile()
{
outputFile = null;
// Get file GUID from querystring
fileGuid = QueryHelper.GetGuid("fileguid", Guid.Empty);
if (fileGuid == Guid.Empty)
{
// Get file GUID from context
fileGuid = ValidationHelper.GetGuid(Context.Items["fileguid"], Guid.Empty);
}
if (fileGuid == Guid.Empty)
{
return;
}
// Get the file
var fileInfo = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(fileGuid, CurrentSiteName, true);
if (fileInfo == null)
{
return;
}
bool resizeImage = (ImageHelper.IsImage(fileInfo.MetaFileExtension) && MetaFileInfoProvider.CanResizeImage(fileInfo, Width, Height, MaxSideSize));
// Get the data
if ((outputFile == null) || (outputFile.MetaFile == null))
{
outputFile = NewOutputFile(fileInfo, null);
outputFile.Width = Width;
outputFile.Height = Height;
outputFile.MaxSideSize = MaxSideSize;
outputFile.Resized = resizeImage;
}
}
/// <summary>
/// Initializes common properties used for processing image.
/// </summary>
private void baseImageEditor_InitializeProperties()
{
var currentUser = MembershipContext.AuthenticatedUser;
// Process attachment
switch (baseImageEditor.ImageType)
{
// Process physical file
case ImageHelper.ImageTypeEnum.PhysicalFile:
{
if (!String.IsNullOrEmpty(filePath))
{
if ((currentUser != null) && currentUser.IsGlobalAdministrator)
{
try
{
// Load the file from disk
string physicalPath = Server.MapPath(filePath);
byte[] data = File.ReadAllBytes(physicalPath);
baseImageEditor.ImgHelper = new ImageHelper(data);
}
catch
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.rights"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
break;
// Process metafile
case ImageHelper.ImageTypeEnum.Metafile:
{
// Get metafile
mf = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(metafileGuid, CurrentSiteName, true);
// If file is not null and current user is global administrator then set image
if (mf != null)
{
if (UserInfoProvider.IsAuthorizedPerObject(mf.MetaFileObjectType, mf.MetaFileObjectID, PermissionsEnum.Modify, CurrentSiteName, MembershipContext.AuthenticatedUser))
{
// Ensure metafile binary data
mf.MetaFileBinary = MetaFileInfoProvider.GetFile(mf, CurrentSiteName);
if (mf.MetaFileBinary != null)
{
baseImageEditor.ImgHelper = new ImageHelper(mf.MetaFileBinary);
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.rights"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
break;
default:
{
baseImageEditor.Tree = new TreeProvider(currentUser);
// If using workflow then get versioned attachment
if (VersionHistoryID != 0)
{
// Get the versioned attachment
AttachmentHistoryInfo attachmentVersion = VersionManager.GetAttachmentVersion(VersionHistoryID, attachmentGuid);
if (attachmentVersion != null)
{
// Create new attachment object
ai = new AttachmentInfo(attachmentVersion.Generalized.DataClass);
if (ai != null)
{
AttachmentHistoryID = attachmentVersion.AttachmentHistoryID;
ai.AttachmentVersionHistoryID = VersionHistoryID;
}
}
}
// Else get file without binary data
else
{
ai = AttachmentInfoProvider.GetAttachmentInfoWithoutBinary(attachmentGuid, CurrentSiteName);
}
// If file is not null and current user is set
if (ai != null)
{
TreeNode node;
if (ai.AttachmentDocumentID > 0)
{
node = baseImageEditor.Tree.SelectSingleDocument(ai.AttachmentDocumentID);
}
else
{
// Get parent node ID in case attachment is edited for document not created yet
int parentNodeId = QueryHelper.GetInteger("parentId", 0);
node = baseImageEditor.Tree.SelectSingleNode(parentNodeId);
}
// If current user has appropriate permissions then set image - check hash fro live site otherwise check node permissions
if ((currentUser != null) && (node != null) && ((IsLiveSite && QueryHelper.ValidateHash("hash")) || (!IsLiveSite && (currentUser.IsAuthorizedPerDocument(node, NodePermissionsEnum.Modify) == AuthorizationResultEnum.Allowed))))
{
// Ensure attachment binary data
if (VersionHistoryID == 0)
{
ai.AttachmentBinary = AttachmentInfoProvider.GetFile(ai, CurrentSiteName);
}
if (ai.AttachmentBinary != null)
{
baseImageEditor.ImgHelper = new ImageHelper(ai.AttachmentBinary);
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.filemodify"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
break;
}
// Check that image is in supported formats
if ((!baseImageEditor.LoadingFailed) && (baseImageEditor.ImgHelper.ImageFormatToString() == null))
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.format"));
}
// Disable editor if loading failed
if (baseImageEditor.LoadingFailed)
{
Enabled = false;
}
}
/// <summary>
/// Initializes common properties used for processing image.
/// </summary>
private void baseImageEditor_InitializeProperties()
{
// Process attachment
switch (baseImageEditor.ImageType)
{
// Process physical file
case ImageHelper.ImageTypeEnum.PhysicalFile:
{
if (!String.IsNullOrEmpty(filePath))
{
if (CheckPhysicalFilePermissions())
{
try
{
// Load the file from disk
string physicalPath = Server.MapPath(filePath);
byte[] data = File.ReadAllBytes(physicalPath);
baseImageEditor.ImgHelper = new ImageHelper(data);
}
catch
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.rights"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
break;
// Process metafile
case ImageHelper.ImageTypeEnum.Metafile:
{
// Get metafile
metafile = MetaFileInfoProvider.GetMetaFileInfoWithoutBinary(metafileGuid, CurrentSiteName, true);
// If file is not null and current user is global administrator then set image
if (metafile != null)
{
if (CheckMetafilePermissions())
{
// Ensure metafile binary data
metafile.MetaFileBinary = MetaFileInfoProvider.GetFile(metafile, CurrentSiteName);
if (metafile.MetaFileBinary != null)
{
baseImageEditor.ImgHelper = new ImageHelper(metafile.MetaFileBinary);
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.rights"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
break;
default:
{
LoadAttachment();
if (attachment != null)
{
// If current user has appropriate permissions then set image
if ((node != null) &&
(
(IsLiveSite && QueryHelper.ValidateHash("hash")) || // Live site checks hash, not permissions
(!IsLiveSite && CheckAttachmentPermissions()) // Normal editing checks edit permission for document
))
{
attachment.Generalized.EnsureBinaryData();
if (attachment.AttachmentBinary != null)
{
baseImageEditor.ImgHelper = new ImageHelper(attachment.AttachmentBinary);
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.filemodify"));
}
}
else
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.loading"));
}
}
break;
}
// Check that image is in supported formats
if ((!baseImageEditor.LoadingFailed) && (baseImageEditor.ImgHelper.ImageFormatToString() == null))
{
baseImageEditor.LoadingFailed = true;
baseImageEditor.ShowError(GetString("img.errors.format"));
}
// Disable editor if loading failed
if (baseImageEditor.LoadingFailed)
{
Enabled = false;
}
}