def write(self):
"""Write the content inside the archive provide."""
super(Session, self).write()
for channel in self.channels:
channel.write()
for channel in self.deletedChannels:
channel.remove()
self.deletedChannels = []
if self.event_handler is None:
self.event_handler = StoredData(self, self.pathname + [self.EventFileName])
self.event_handler.set(SessionEvent.toJson(self.events), indent=4)
class Session(BaseFile):
EventFileName = ".event"
"""Represents a session experiment of a subject in the sense of BIF."""
def __init__(self, metadata={}):
super(Session, self).__init__(metadata)
self.subject = None
self.channels = []
self.deletedChannels = []
self.events = []
self.event_handler = None
def write(self):
"""Write the content inside the archive provide."""
super(Session, self).write()
for channel in self.channels:
channel.write()
for channel in self.deletedChannels:
channel.remove()
self.deletedChannels = []
if self.event_handler is None:
self.event_handler = StoredData(self, self.pathname + [self.EventFileName])
self.event_handler.set(SessionEvent.toJson(self.events), indent=4)
def remove(self):
"""Removes the content inside the archive provide."""
super(Session, self).remove()
for channel in self.channels + self.deletedChannels:
channel.remove()
self.deletedChannels = []
self.writeMetadata()
self.events = {}
self.event_handler.set([])
def addChannel(self, channel):
"""Add a channel dataset, recognizing it as a child XD."""
self.channels.append(channel)
channel.session = self
def removeChannel(self, channel):
"""Remove a session."""
self.channels.remove(channel)
self.deletedChannels.append(channel)
def addEvent(self, event_data):
self.events.append(event_data)
def updateHash(self):
self.hash_me("-".join(child.objectHash for child in self.channels))
def defaultMetadataValues(self):
"""Fills the minimum neccesary metadata values."""
super(Subject, self).defaultMetadataValues()
self.metadata.setdefault("recording-start-time", [0, 0, 0, 0, 0])
self.metadata.setdefault("sweep-number", 0)
@property
def pathname(self):
return self.subject.pathname + ["SESSION-" + self.uniqueID]
@property
def archiver(self):
return self.subject.archiver