Class MediaLibraryHelper

Namespace

CMS.MediaLibrary

Assembly

CMS.MediaLibrary.dll

Class providing helper methods for media library.

public class MediaLibraryHelper

Inheritance

object

MediaLibraryHelper

Extension Methods

DataExtensions.With<T>(T, Action<T>)

QueryExtensions.AsLiteral<T>(T)

QueryExtensions.AsValue<T>(T, bool)

Fields

OBJECT_TYPE_FOLDER

Object type for abstract media folder.

public const string OBJECT_TYPE_FOLDER = "media.folder"

Field Value

string

Properties

SuffixRegex

Suffix regex for files and folders.

public static Regex SuffixRegex { get; set; }

Property Value

Regex

Methods

CloneLibraryFiles(int, int, CloneSettings, CloneResult)

Clone media library files and folder to new media library.

public static void CloneLibraryFiles(int sourceLibraryID, int destinationLibraryID, CloneSettings cloneSettings, CloneResult cloneResult)

Parameters

sourceLibraryID int

Source library ID

destinationLibraryID int

Destination library ID

cloneSettings CloneSettings

MediaLibrary clone settings. Only some parameters are used

cloneResult CloneResult

Results of cloning will be stored to this instance

CopyRecursive(int, DirectoryInfo, string, string, int, string, bool, int)

Recursive copy media library directory.

public static void CopyRecursive(int libraryID, DirectoryInfo dir, string destinationDirectory, string sourcePath, int libraryPathIndex, string startingPoint, bool copyDB, int userId)

Parameters

libraryID int

Library ID

dir DirectoryInfo

Directory Info

destinationDirectory string

Destination path

sourcePath string

Source DB path

libraryPathIndex int

Library path index

startingPoint string

Starting point

copyDB bool

Indicate if database entries should copy

userId int

ID of the user performing action

CopyRecursive(int, int, DirectoryInfo, string, string, int, string, bool, int, bool, CloneSettings, CloneResult)

Recursive copy media library directory.

public static void CopyRecursive(int sourceLibraryID, int destinationLibraryID, DirectoryInfo dir, string destinationDirectory, string sourcePath, int libraryPathIndex, string startingPoint, bool copyDB, int userId, bool overwrite = false, CloneSettings cloneSettings = null, CloneResult cloneResult = null)

Parameters

sourceLibraryID int

Source library ID

destinationLibraryID int

Destination library ID

dir DirectoryInfo

Directory Info

destinationDirectory string

Destination path

sourcePath string

Source DB path

libraryPathIndex int

Library path index

startingPoint string

Starting point

copyDB bool

Indicate if database entries should copy

userId int

ID of the user performing action

overwrite bool

Indicates if the destination folder and files can be overwritten

cloneSettings CloneSettings

MediaLibrary clone settings. Only some parameters are used. If null, cloning is not used and FileMediaInfo is inserted as a directly.

cloneResult CloneResult

Results of cloning will be stored to this instance

EnsurePhysicalPath(string)

Returns file path with slashes by DirectorySeparatorChar.

public static string EnsurePhysicalPath(string path)

Parameters

path string

File path

Returns

string

EnsureUniqueDirectory(string)

Ensures unique path for the specified directory. If the directory with the specified name already exist in the target location new path with the added suffix is returned. The suffix consist of '_' sign and the number.

public static string EnsureUniqueDirectory(string path)

Parameters

path string

Directory path to ensure

Returns

string

EnsureUniqueFileName(string)

Ensures unique path for the specified file. If the directory with the specified name already exist in the target location new path with the added suffix is returned. The suffix consist of '_' sign and the number.

public static string EnsureUniqueFileName(string path)

Parameters

path string

Complete path to the file to ensure

Returns

string

GetAllowedExtensions()

Returns allowed extensions list from settings.

public static string GetAllowedExtensions()

Returns

string

GetDirectUrl(MediaFileInfo)

Returns a direct URL to the media file.

public static string GetDirectUrl(MediaFileInfo mediaFile)

Parameters

mediaFile MediaFileInfo

Media file for which the URL is generated.

Returns

string

Remarks

Generates various URL types depending on the media library location:

URL	Location
~/mediaLibraryFolder/filename.extension	Media file is located in a local media library.
http://CDN/mediaLibraryFolder/filename.extension	Media file is located in a media library stored in CDN.
~/getmedia/fileGUID/fileName.extension	Media file is located in a media library which is located outside of the CMS application.

Exceptions

ArgumentNullException

mediaFile is null.

GetMediaFileHiddenFolder()

Returns media file hidden folder name from settings.

public static string GetMediaFileHiddenFolder()

Returns

string

GetMediaFilePreviewSuffix()

Returns media file preview suffix from settings.

public static string GetMediaFilePreviewSuffix()

Returns

string

GetMediaRootFolderPath(string)

Returns physical path to the directory where all media libraries are stored. The returned path is within the CommonRootDirectoryName if configured.

public static string GetMediaRootFolderPath(string webFullPath = null)

Parameters

webFullPath string

Physical path to the root of the web project (e.g. c:\WebProject), if it is not specified web application physical path is used

Returns

string

See Also

CommonRootDirectoryName

GetPermanentUrl(MediaFileInfo)

Returns a permanent URL to the media file.

public static string GetPermanentUrl(MediaFileInfo mediaFile)

Parameters

mediaFile MediaFileInfo

Media file which the URL will be generated for.

Returns

string

Remarks

Generates various URL types depending on the media library location:

URL	Location
~/getmedia/fileGUID/fileName.extension	Media file is located in a media library.

Exceptions

ArgumentNullException

mediaFile is null.

GetPreviewFileName(string, string, string, string)

Returns media file preview file name.

public static string GetPreviewFileName(string fileName, string fileExtension, string previewExtension, string previewSuffix = null)

Parameters

fileName string

File name

fileExtension string

File extension

previewExtension string

File preview extension

previewSuffix string

Preview suffix

Returns

string

GetPreviewFilePath(MediaFileInfo)

Returns media file preview file path.

public static string GetPreviewFilePath(MediaFileInfo fileInfo)

Parameters

fileInfo MediaFileInfo

Media file info

Returns

string

HasPreview(int, string)

Returns true if file has preview file.

public static bool HasPreview(int libraryID, string filePath)

Parameters

libraryID int

Library ID

filePath string

File path within library

Returns

bool

IsExtensionAllowed(string)

Determines whether the file with the specified extension (case insensitive) can be uploaded into library module.

public static bool IsExtensionAllowed(string extension)

Parameters

extension string

File extension to check

Returns

bool

IsExternalLibrary(string)

Returns true if media library root folder is outside of CMS.

public static bool IsExternalLibrary(string libraryFolder)

Parameters

libraryFolder string

Library folder.

Returns

bool

MoveMediaFilePreview(MediaFileInfo, string)

Moves preview file into new location according new media file name.

public static void MoveMediaFilePreview(MediaFileInfo fileInfo, string newName)

Parameters

fileInfo MediaFileInfo

Media file info

newName string

New media file path

UpdateMediaFile(MediaLibraryInfo, MediaFileInfo, IUploadedFile)

Updates binary and related data of a media file specified by originalMediaFile.

public static MediaFileInfo UpdateMediaFile(MediaLibraryInfo library, MediaFileInfo originalMediaFile, IUploadedFile file)

Parameters

library MediaLibraryInfo

Library of the media file to update.

originalMediaFile MediaFileInfo

Media file to update.

file IUploadedFile

File to update the media file with.

Returns

MediaFileInfo

Remarks

Creates and returns a clone of originalMediaFile with updated binary data and related properties like FileSize, FileName, FileExtensions etc. The original binary file is deleted.

Exceptions

ArgumentNullException

Thrown when library or originalMediaFile is null.