def txn():
task = api.get_task(domain_identifier, task_identifier)
if not task:
logging.error("Task '%s/%s' does not exist",
domain_identifier, task_identifier)
return None
parent_task = api.get_task(domain_identifier,
task.parent_task_identifier())
if parent_task:
parent_index = TaskIndex.get_by_key_name(
parent_task.identifier(),
parent=parent_task.key())
if not parent_index:
logging.error("Missing index for parent task '%s/%s'",
domain_identifier, parent_identifier)
self.error(400) # Retry later
return None
hierarchy = list(parent_index.hierarchy)
hierarchy.append(parent_task.identifier())
level = parent_task.derived_level + 1
else: # root task
hierarchy = []
level = 0
index = TaskIndex.get_by_key_name(task_identifier, parent=task)
if not index:
index = TaskIndex(parent=task, key_name=task_identifier)
index.hierarchy = hierarchy
index.put()
task.derived_level = level
task.put()
return task
def txn():
task = api.get_task(domain_identifier, task_identifier)
if not task:
logging.error("Task '%s/%s' does not exist", domain_identifier,
task_identifier)
return None
parent_task = api.get_task(domain_identifier,
task.parent_task_identifier())
if parent_task:
parent_index = TaskIndex.get_by_key_name(
parent_task.identifier(), parent=parent_task.key())
if not parent_index:
logging.error("Missing index for parent task '%s/%s'",
domain_identifier, parent_identifier)
self.error(400) # Retry later
return None
hierarchy = list(parent_index.hierarchy)
hierarchy.append(parent_task.identifier())
level = parent_task.derived_level + 1
else: # root task
hierarchy = []
level = 0
index = TaskIndex.get_by_key_name(task_identifier, parent=task)
if not index:
index = TaskIndex(parent=task, key_name=task_identifier)
index.hierarchy = hierarchy
index.put()
task.derived_level = level
task.put()
return task
def txn():
# Returns (task, changed) tuple, where changed is set if
# the task index was updated.
task = api.get_task(domain_identifier, task_identifier)
if not task:
logging.error("Task '%s/%s' does not exist",
domain_identifier, task_identifier)
return None, False
index = TaskIndex.get_by_key_name(task_identifier, parent=task)
new_index = False
if not index:
index = TaskIndex(parent=task,
key_name=task_identifier,
hierarchy=[],
level=0)
new_index = True
parent_identifier = task.parent_task_identifier()
parent_hierarchy = []
if parent_identifier:
parent_key = task.parent_task_key()
parent_index = TaskIndex.get_by_key_name(parent_identifier,
parent=parent_key)
if not parent_index:
logging.error("Missing index for parent task '%s/%s'",
domain_identifier, parent_identifier)
self.error(500) # Retry
return None, False
parent_hierarchy = parent_index.hierarchy
hierarchy = parent_hierarchy
if parent_identifier:
hierarchy.append(parent_identifier)
if (force_update
or new_index
or set(index.hierarchy) ^ set(hierarchy)):
index.hierarchy = hierarchy
index.level = len(hierarchy)
index.put()
return task, True
return task, False
def txn():
# Returns (task, changed) tuple, where changed is set if
# the task index was updated.
task = api.get_task(domain_identifier, task_identifier)
if not task:
logging.error("Task '%s/%s' does not exist", domain_identifier,
task_identifier)
return None, False
index = TaskIndex.get_by_key_name(task_identifier, parent=task)
new_index = False
if not index:
index = TaskIndex(parent=task,
key_name=task_identifier,
hierarchy=[],
level=0)
new_index = True
parent_identifier = task.parent_task_identifier()
parent_hierarchy = []
if parent_identifier:
parent_key = task.parent_task_key()
parent_index = TaskIndex.get_by_key_name(parent_identifier,
parent=parent_key)
if not parent_index:
logging.error("Missing index for parent task '%s/%s'",
domain_identifier, parent_identifier)
self.error(500) # Retry
return None, False
parent_hierarchy = parent_index.hierarchy
hierarchy = parent_hierarchy
if parent_identifier:
hierarchy.append(parent_identifier)
if (force_update or new_index
or set(index.hierarchy) ^ set(hierarchy)):
index.hierarchy = hierarchy
index.level = len(hierarchy)
index.put()
return task, True
return task, False
