/*
 * This script provides an example of how you can remove the space permissions of a single user from a specified space within your Confluence instance
 
 * All right, title and interest in this code snippet shall remain the exclusive intellectual property of Adaptavist Group Ltd and its affiliates. Customers with a valid ScriptRunner 
 * license shall be granted a  non-exclusive, non-transferable, freely revocable right to use this code snippet only within their own instance of Atlassian products. This licensing notice cannot be removed
 * or amended and must be included in any circumstances where the code snippet is shared by You or a third party." 
*/


import com.atlassian.confluence.security.SpacePermissionManager
import com.atlassian.confluence.labels.SpaceLabelManager
import com.atlassian.confluence.spaces.SpaceManager
import com.atlassian.sal.api.component.ComponentLocator
import com.atlassian.confluence.internal.security.SpacePermissionContext


def spacePermissionManager = ComponentLocator.getComponent(SpacePermissionManager)
def spaceManager = ComponentLocator.getComponent(SpaceManager)
def spaceLabelManager = ComponentLocator.getComponent(SpaceLabelManager)
SpacePermissionContext spaceContext = SpacePermissionContext.createDefault()

def spacePermissions = []
def space = spaceManager.getSpace("space_key")
def permissionsToRemove = []

def usernameToRemove = "username"

spacePermissions = space.getPermissions()

spacePermissions.each{ permission ->
    if (permission.getUserSubject() == usernameToRemove){
        permissionsToRemove.add(permission)
    }  
}

permissionsToRemove.each{ permission ->
  spacePermissionManager.removePermission(permission, spaceContext)
}