Package org.imixs.workflow.wopi

Class WopiController

java.lang.Object

org.imixs.workflow.wopi.WopiController

All Implemented Interfaces:

Serializable

@Named
@ConversationScoped
public class WopiController
extends Object
implements Serializable

The WopiController is a front end controller providing the access endpoint for a file.

The controller expects the environment variable 'WOPI_HOST_ENDPOINT' with the internal URL the WopiClient can contact the WopiHostService

The controller also listens on the WorklfowEvent to update modified file content into the workItem before processing.

Author:

rsoika

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ITEM_WOPI_AUTO_OPEN
static final String	WOPI_CONFIRM_CHANGES

Constructor Summary

Constructors

Constructor	Description
WopiController()

Method Summary

Modifier and Type	Method	Description
void	clearAccessToken()	Clears an existing access token.
String	getAccessToken()
String	getConfirmMessage()	This helper method returns the confirm message string used in case the LibreOffice Online Editor is closed, but contains changes .
String	getWopiAccessURL(String uniqueid, String file, String userid, String username)	Returns the access url for the wopi client.
boolean	isEnabled()	Indicates if the wopi feature is enabled
void	onWorkflowEvent(org.imixs.workflow.faces.data.WorkflowEvent workflowEvent)	This method transfers all cached file updates form the local wopi file cache into the current workitem, before the workitem is processed.

Methods inherited from class java.lang.Object

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

Field Details

ITEM_WOPI_AUTO_OPEN

public static final String ITEM_WOPI_AUTO_OPEN

See Also:

• Constant Field Values

WOPI_CONFIRM_CHANGES

public static final String WOPI_CONFIRM_CHANGES

See Also:

• Constant Field Values

Constructor Details

WopiController

public WopiController()

Method Details

isEnabled

public boolean isEnabled()

Indicates if the wopi feature is enabled

Returns:

getAccessToken

public String getAccessToken()

clearAccessToken

public void clearAccessToken()

Clears an existing access token.

getWopiAccessURL

public String getWopiAccessURL(String uniqueid,
 String file,
 String userid,
 String username)

Returns the access url for the wopi client.

The method creates an accessToken (JWT) including the username. https://localhost:9980/{libreoffice-editor}.html?WOPISrc=http://wopi-app:8080/api/wopi/files/{your-file}

onWorkflowEvent

public void onWorkflowEvent(@Observes
 org.imixs.workflow.faces.data.WorkflowEvent workflowEvent)

This method transfers all cached file updates form the local wopi file cache into the current workitem, before the workitem is processed. The method also clears the file cache.

To access the filedata object, the controller uses the access token

getConfirmMessage

public String getConfirmMessage()

This helper method returns the confirm message string used in case the LibreOffice Online Editor is closed, but contains changes .

Returns: