def _process_chunk(chunk, curr_res=None, curr_res_meta=None,
prev_rev_content=None):
"""Process chunk of revisions and find empty."""
result = []
for rev in chunk:
if _resource_differ(curr_res, rev):
curr_res = _query_new_res(rev.resource_type, rev.resource_id)
if curr_res is None:
continue
prev_rev_content = _query_first_rev_content(
rev.resource_type, rev.resource_id)
if prev_rev_content is None:
continue
curr_res_meta = meta_info.MetaInfo(curr_res)
curr_rev_content = rev.content
changes_present = revisions_diff.changes_present(
obj=curr_res,
new_rev_content=curr_rev_content,
prev_rev_content=prev_rev_content,
)
if not changes_present:
result.append(rev)
else:
prev_rev_content = curr_rev_content
state = dict(curr_res=curr_res, curr_res_meta=curr_res_meta,
prev_rev_content=prev_rev_content)
return result, state
def _handle_if_empty(self):
"""Check if revision is empty and update is_empty flag if true."""
# Check if new revision contains any changes in resource state. Revisions
# created with "created" or "deleted" action are not considered empty.
if self in db.session.new and self.action == u"modified":
obj = referenced_objects.get(self.resource_type, self.resource_id)
# Content serialization and deserialization is needed since content of
# prev revision stored in DB was serialized before storing and due to
# this couldn't be correctly compared to content of revision in hands.
content = json.loads(utils.as_json(self.content))
self.is_empty = bool(
obj and not revisions_diff.changes_present(obj, content))
def _handle_if_empty(self):
"""Check if revision is empty and update is_empty flag if true."""
# Check if new revision contains any changes in resource state. Revisions
# created with "created" or "deleted" action are not considered empty.
if self in db.session.new and self.action == u"modified":
obj = referenced_objects.get(self.resource_type, self.resource_id)
# Content serialization and deserialization is needed since content of
# prev revision stored in DB was serialized before storing and due to
# this couldn't be correctly compared to content of revision in hands.
content = json.loads(utils.as_json(self.content))
self.is_empty = bool(
obj and not revisions_diff.changes_present(obj, content))
def create_revisions(resources, event_id, user_id, action):
"""Create revisions for provided objects in bulk.
Args:
resources: [(obj_type, obj_id)] List with types and ids of objects.
event_id: id of event that lead to revisions creation.
user_id: id of user for which revisions should be created.
action: action that will be displayed in revisions
"""
issue_objs = all_models.IssuetrackerIssue.query.filter(
sa.tuple_(all_models.IssuetrackerIssue.object_type,
all_models.IssuetrackerIssue.object_id).in_(resources))
obj_content_pairs = [(obj, obj.log_json()) for obj in issue_objs]
revision_data = [{
"resource_id":
obj.id,
"resource_type":
obj.type,
"event_id":
event_id,
"action":
action,
"content":
content,
"resource_slug":
None,
"source_type":
None,
"source_id":
None,
"destination_type":
None,
"destination_id":
None,
"updated_at":
datetime.datetime.utcnow(),
"modified_by_id":
user_id,
"created_at":
datetime.datetime.utcnow(),
"context_id":
obj.context_id,
"is_empty":
revisions_diff.changes_present(obj, content),
} for obj, content in obj_content_pairs]
inserter = all_models.Revision.__table__.insert()
db.session.execute(inserter.values(revision_data))
def _revision_generator(user_id, action, objects):
"""Generate and return revisions bodies for objects."""
from ggrc.utils import revisions
for obj in objects:
content = obj.log_json()
if "access_control_list" in content and content["access_control_list"]:
for acl in content["access_control_list"]:
acl["person"] = {
"id": acl["person_id"],
"type": "Person",
"href": "/api/people/{}".format(acl["person_id"]),
}
rev = revisions.build_revision_body(
obj.id,
obj.__class__.__name__,
content,
None,
action,
user_id
)
if isinstance(obj, Synchronizable):
rev["created_at"] = obj.updated_at
rev["updated_at"] = obj.updated_at
else:
rev["created_at"] = datetime.utcnow().replace(microsecond=0).isoformat()
rev["updated_at"] = datetime.utcnow().replace(microsecond=0).isoformat()
for attr in ["source_type",
"source_id",
"destination_type",
"destination_id"]:
rev[attr] = getattr(obj, attr, None)
if action in ("created", "deleted"):
rev["is_empty"] = False
else:
rev["is_empty"] = bool(
obj and not revisions_diff.changes_present(obj, rev["content"])
)
yield rev
def create_revisions(resources, event_id, user_id, action):
"""Create revisions for provided objects in bulk.
Args:
resources: [(obj_type, obj_id)] List with types and ids of objects.
event_id: id of event that lead to revisions creation.
user_id: id of user for which revisions should be created.
action: action that will be displayed in revisions
"""
issue_objs = all_models.IssuetrackerIssue.query.filter(
sa.tuple_(
all_models.IssuetrackerIssue.object_type,
all_models.IssuetrackerIssue.object_id
).in_(resources)
)
obj_content_pairs = [(obj, obj.log_json()) for obj in issue_objs]
revision_data = [
{
"resource_id": obj.id,
"resource_type": obj.type,
"event_id": event_id,
"action": action,
"content": content,
"resource_slug": None,
"source_type": None,
"source_id": None,
"destination_type": None,
"destination_id": None,
"updated_at": datetime.datetime.utcnow(),
"modified_by_id": user_id,
"created_at": datetime.datetime.utcnow(),
"context_id": obj.context_id,
"is_empty": revisions_diff.changes_present(obj, content),
}
for obj, content in obj_content_pairs
]
inserter = all_models.Revision.__table__.insert()
db.session.execute(inserter.values(revision_data))