org.ametys.plugins.core.ui.user

Class DefaultProfileImageProvider

java.lang.Object

org.apache.avalon.framework.logger.AbstractLogEnabled

org.ametys.plugins.core.ui.user.SafeProfileImageProvider

org.ametys.plugins.core.ui.user.DefaultProfileImageProvider

All Implemented Interfaces:

ProfileImageProvider, Component, Contextualizable, LogEnabled, Serviceable

public class DefaultProfileImageProvider
extends SafeProfileImageProvider
implements Contextualizable, Component

Helper providing images that are used for user profiles

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DefaultProfileImageProvider.ProfileImageSource Profile image source enum

Nested classes/interfaces inherited from interface org.ametys.plugins.core.ui.user.ProfileImageProvider

ProfileImageProvider.UserProfileImage

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	__AVATAR_DIR_NAME Name of the avatar directory
protected static Map<String,String>	__avatarPaths The map of paths to avatar images, keys are id
protected static String	__INITIALS_DIR_NAME Name of the initials directory
protected static List<String>	__initialsBgPaths Ordered list of paths to available backgrounds for 'initials' images
private Context	_context
protected JSONUtils	_jsonUtils JSON Utils
protected UploadManager	_uploadManager Upload manager
protected UserPreferencesManager	_userPreferencesManager User pref manager
static String	USER_PROFILE_PREF_CONTEXT The pref context for user profile
static String	USERPREF_PROFILE_IMAGE The profile image user pref id

Fields inherited from class org.ametys.plugins.core.ui.user.SafeProfileImageProvider

__DEFAULT_FILE_NAME, __USER_PROFILES_DIR_PATH, _sourceResolver, _userManager

Fields inherited from interface org.ametys.plugins.core.ui.user.ProfileImageProvider

ROLE

Constructor Summary

Constructors

Constructor and Description
DefaultProfileImageProvider()

Method Summary

Modifier and Type	Method and Description
protected InputStream	_addImageBackground(UserIdentity user, InputStream is) Add a background to an initials image
protected Map<String,Object>	_extractBase64Parameters(Request request, UserIdentity user) Extracts parameters for a local image
protected Map<String,Object>	_extractLocalImageParameters(Request request, UserIdentity user) Extracts parameters for a local image
protected Map<String,Object>	_extractSourceParameters(UserIdentity user, DefaultProfileImageProvider.ProfileImageSource profileImageSource) Provides the necessary parameters to retrieves the image from a given source.
protected Map<String,Object>	_extractUploadParameters(Request request, UserIdentity user) Extracts parameters for an uploaded image
private Integer	_getGravatarSize(Map<String,Object> sourceParams) Extract the gravatar size from the source params if any
protected Source	_getInitialsBackgroundSource(UserIdentity user) Get the background image for the initials source.
protected Source	_getInitialsImageSource(String initial) Get the source of the initials image
protected Map<String,String>	_getLocalImagePaths() Get the map containing the relative path for each local image.
protected Source	_getLocalImageSource(String localFileId) Get the source of a local image
private Map<String,Object>	_getRawUserPrefImage(UserIdentity user) Get the profile image user pref
private void	_initializeInitialsBackgroundPaths() Initializes the list of background paths for initials images
private void	_initializeLocalImagePaths() Initializes the map of local image paths
void	contextualize(Context context)
BufferedImage	cropUploadedImage(InputStream is) Automatically crop the image to 64x64 pixels.
ProfileImageProvider.UserProfileImage	getBase64Image(UserIdentity user, String data, String filename) Get the image from a base 64 string
ProfileImageProvider.UserProfileImage	getImage(DefaultProfileImageProvider.ProfileImageSource source, UserIdentity user, Map<String,Object> sourceParams) Get the image input stream
ProfileImageProvider.UserProfileImage	getImage(UserIdentity user, String imageSource, int size, int maxSize) Get the avatar
ProfileImageProvider.UserProfileImage	getInitialsImage(UserIdentity userIdentity) Get the image with user initials
ProfileImageProvider.UserProfileImage	getLocalImage(UserIdentity user, String localFileId) Get the local image
List<String>	getLocalImageIds() Get the list of local image identifiers
DefaultProfileImageProvider.ProfileImageSource	getProfileImageSource(String imageSourceStr) Get the profile image source given a source input string
ProfileImageProvider.UserProfileImage	getUploadedImage(UserIdentity user, String uploadId) Get the uploaded image
ProfileImageProvider.UserProfileImage	getUserPrefImage(UserIdentity user, Map<String,Object> baseSourceParams) Get the image from the user pref
boolean	hasInitialsImage(UserIdentity userIdentity) Test if the initials image is available for a given user
boolean	hasLocalImage(String localFileId) Test if the local image exists
Map<String,Object>	hasUserPrefImage(UserIdentity user) Test this user as a profile image set in its user pref
void	service(ServiceManager smanager)

Methods inherited from class org.ametys.plugins.core.ui.user.SafeProfileImageProvider

getDefaultImage, getGravatarImage, hasGravatarImage

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

USER_PROFILE_PREF_CONTEXT

public static final String USER_PROFILE_PREF_CONTEXT

The pref context for user profile

See Also:

Constant Field Values

USERPREF_PROFILE_IMAGE

public static final String USERPREF_PROFILE_IMAGE

The profile image user pref id

See Also:

Constant Field Values

__AVATAR_DIR_NAME

protected static final String __AVATAR_DIR_NAME

Name of the avatar directory

See Also:

Constant Field Values

__INITIALS_DIR_NAME

protected static final String __INITIALS_DIR_NAME

Name of the initials directory

See Also:

Constant Field Values

__avatarPaths

protected static Map<String,String> __avatarPaths

The map of paths to avatar images, keys are id

__initialsBgPaths

protected static List<String> __initialsBgPaths

Ordered list of paths to available backgrounds for 'initials' images

_uploadManager

protected UploadManager _uploadManager

Upload manager

_userPreferencesManager

protected UserPreferencesManager _userPreferencesManager

User pref manager

_jsonUtils

protected JSONUtils _jsonUtils

JSON Utils

_context

private Context _context

Constructor Detail

DefaultProfileImageProvider

public DefaultProfileImageProvider()

Method Detail

service

public void service(ServiceManager smanager)
             throws ServiceException

Specified by:

service in interface Serviceable

Overrides:

service in class SafeProfileImageProvider

Throws:

ServiceException

contextualize

public void contextualize(Context context)
                   throws ContextException

Specified by:

contextualize in interface Contextualizable

Throws:

ContextException

getImage

public ProfileImageProvider.UserProfileImage getImage(UserIdentity user,
                                                      String imageSource,
                                                      int size,
                                                      int maxSize)
                                               throws ProcessingException

Description copied from interface: ProfileImageProvider

Get the avatar

Specified by:

getImage in interface ProfileImageProvider

Overrides:

getImage in class SafeProfileImageProvider

Parameters:

user - The user

imageSource - The image source. Can be null to get the default one

size - The size in px. Can be 0.

maxSize - The maxSize in px. Can be 0.

Returns:

The image

Throws:

ProcessingException - If an error occurred

getProfileImageSource

public DefaultProfileImageProvider.ProfileImageSource getProfileImageSource(String imageSourceStr)

Get the profile image source given a source input string

Parameters:

imageSourceStr - The input string representing the source

Returns:

The profile image source.

_extractSourceParameters

protected Map<String,Object> _extractSourceParameters(UserIdentity user,
                                                      DefaultProfileImageProvider.ProfileImageSource profileImageSource)
                                               throws ResourceNotFoundException

Provides the necessary parameters to retrieves the image from a given source.

Parameters:

user - The user

profileImageSource - The image source type

Returns:

A map of parameters

Throws:

ResourceNotFoundException - In case of a unhandled source type or if parameters could not be extracted

_extractUploadParameters

protected Map<String,Object> _extractUploadParameters(Request request,
                                                      UserIdentity user)

Extracts parameters for an uploaded image

Parameters:

request - The request

user - The user

Returns:

A map containing the uploaded file id (key=id)

_extractLocalImageParameters

protected Map<String,Object> _extractLocalImageParameters(Request request,
                                                          UserIdentity user)

Extracts parameters for a local image

Parameters:

request - The request

user - The user

Returns:

A map containing the local image id (key=id)

_extractBase64Parameters

protected Map<String,Object> _extractBase64Parameters(Request request,
                                                      UserIdentity user)

Extracts parameters for a local image

Parameters:

request - The request

user - The user

Returns:

A map containing the local image id (key=id)

getImage

public ProfileImageProvider.UserProfileImage getImage(DefaultProfileImageProvider.ProfileImageSource source,
                                                      UserIdentity user,
                                                      Map<String,Object> sourceParams)

Get the image input stream

Parameters:

source - The image source type

user - The user

sourceParams - The parameters used by the source

Returns:

The UserProfileImage for the image or null if not found

getBase64Image

public ProfileImageProvider.UserProfileImage getBase64Image(UserIdentity user,
                                                            String data,
                                                            String filename)

Get the image from a base 64 string

Parameters:

user - The user

data - The base64 data representing the image

filename - The filename or null if not known

Returns:

The UserProfileImage for the image or null if not set

_getGravatarSize

private Integer _getGravatarSize(Map<String,Object> sourceParams)

Extract the gravatar size from the source params if any

Parameters:

sourceParams - The source params

Returns:

The requested image size for gravatar or null if not provided

getUserPrefImage

public ProfileImageProvider.UserProfileImage getUserPrefImage(UserIdentity user,
                                                              Map<String,Object> baseSourceParams)

Get the image from the user pref

Parameters:

user - The user

baseSourceParams - The base source params to be merge with the params stored in the user pref

Returns:

The UserProfileImage for the image or null if not set

hasUserPrefImage

public Map<String,Object> hasUserPrefImage(UserIdentity user)

Test this user as a profile image set in its user pref

Parameters:

user - The user

Returns:

The map stored in the user pref

_getRawUserPrefImage

private Map<String,Object> _getRawUserPrefImage(UserIdentity user)

Get the profile image user pref

Parameters:

user - The user

Returns:

The map stored in the user pref

getUploadedImage

public ProfileImageProvider.UserProfileImage getUploadedImage(UserIdentity user,
                                                              String uploadId)

Get the uploaded image

Parameters:

user - The user

uploadId - The upload identifier

Returns:

The UserProfileImage for the image or null if not found

cropUploadedImage

public BufferedImage cropUploadedImage(InputStream is)
                                throws IOException

Automatically crop the image to 64x64 pixels.

Parameters:

is - The input stream of the uploaded file

Returns:

The base64 string

Throws:

IOException - If an exception occurs while manipulating streams

hasLocalImage

public boolean hasLocalImage(String localFileId)

Test if the local image exists

Parameters:

localFileId - The local file identifier

Returns:

True if the image exists

getLocalImage

public ProfileImageProvider.UserProfileImage getLocalImage(UserIdentity user,
                                                           String localFileId)

Get the local image

Parameters:

user - The user

localFileId - The local file identifier

Returns:

The UserProfileImage for the image or null if not found

_getLocalImageSource

protected Source _getLocalImageSource(String localFileId)
                               throws IOException

Get the source of a local image

Parameters:

localFileId - The local file identifier

Returns:

The source or null

Throws:

IOException - If an error occurs while resolving the source uri

getLocalImageIds

public List<String> getLocalImageIds()

Get the list of local image identifiers

Returns:

Ordered list of identifiers

_getLocalImagePaths

protected Map<String,String> _getLocalImagePaths()

Get the map containing the relative path for each local image. Create the map if not existing yet.

Returns:

Map where keys are ids and values are the relative paths

_initializeLocalImagePaths

private void _initializeLocalImagePaths()

Initializes the map of local image paths

hasInitialsImage

public boolean hasInitialsImage(UserIdentity userIdentity)

Test if the initials image is available for a given user

Parameters:

userIdentity - The user

Returns:

True if the image exists

getInitialsImage

public ProfileImageProvider.UserProfileImage getInitialsImage(UserIdentity userIdentity)

Get the image with user initials

Parameters:

userIdentity - The user

Returns:

The UserProfileImage for the image or null if not found

_getInitialsImageSource

protected Source _getInitialsImageSource(String initial)
                                  throws IOException

Get the source of the initials image

Parameters:

initial - The initial

Returns:

The source

Throws:

IOException - If an error occurs while resolving the source uri

_addImageBackground

protected InputStream _addImageBackground(UserIdentity user,
                                          InputStream is)
                                   throws IOException

Add a background to an initials image

Parameters:

user - The user used to determine which background will be used (based on a hash representation of the login)

is - The inputstream of the image

Returns:

The inputstream of the final image with the background

Throws:

IOException - If any sort of IO error occurs during the process

_getInitialsBackgroundSource

protected Source _getInitialsBackgroundSource(UserIdentity user)
                                       throws IOException

Get the background image for the initials source. The chosen background depend on the user login

Parameters:

user - The user

Returns:

The source

Throws:

IOException - If an error occurs while resolving the source uri

_initializeInitialsBackgroundPaths

private void _initializeInitialsBackgroundPaths()

Initializes the list of background paths for initials images