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Collect sender_ids (by topic) in unread_msgs.

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This will allow the mobile app to say "A, B, and C are
talking" in the topic views.
This commit is contained in:
Steve Howell
2017-10-05 09:35:34 -07:00
committed by showell
parent 636c9429f6
commit d6e21b5ca9
2 changed files with 42 additions and 21 deletions
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58
zerver/lib/message.py
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@@ -380,50 +380,62 @@ def huddle_users(recipient_id):
user_ids = sorted(user_ids)
return ','.join(str(uid) for uid in user_ids)
def aggregate_dict(input_dict, lookup_fields, output_field):
# type: (Dict[int, Dict[str, Any]], List[str], str) -> List[Dict[str, Any]]
def aggregate_message_dict(input_dict, lookup_fields, collect_senders):
# type: (Dict[int, Dict[str, Any]], List[str], bool) -> List[Dict[str, Any]]
lookup_dict = dict() # type: Dict[Any, Dict]
'''
A concrete example might help explain the inputs here:
input_dict = {
1002: dict(stream_id=5, topic='foo'),
1003: dict(stream_id=5, topic='foo'),
1004: dict(stream_id=6, topic='baz'),
1002: dict(stream_id=5, topic='foo', sender_id=40),
1003: dict(stream_id=5, topic='foo', sender_id=41),
1004: dict(stream_id=6, topic='baz', sender_id=99),
}
lookup_fields = ['stream_id', 'topic']
output_field = 'unread_message_ids'
The first time through the loop:
key_to_aggregate = 1002
attribute_dict = dict(stream_id=5, topic='foo')
attribute_dict = dict(stream_id=5, topic='foo', sender_id=40)
lookup_dict = (5, 'foo')
lookup_dict = {
(5, foo): dict(stream_id=5, topic='foo', unread_message_ids=[1002, 1003]),
(5, 'foo'): dict(stream_id=5, topic='foo',
unread_message_ids=[1002, 1003],
sender_ids=[40, 41],
),
...
}
result = [
dict(stream_id=5, topic='foo', unread_message_ids=[1002, 1003]),
dict(stream_id=5, topic='foo',
unread_message_ids=[1002, 1003],
sender_ids=[40, 41],
),
...
]
'''
for key_to_aggregate, attribute_dict in input_dict.items():
for message_id, attribute_dict in input_dict.items():
lookup_key = tuple([attribute_dict[f] for f in lookup_fields])
if lookup_key not in lookup_dict:
obj = {}
for f in lookup_fields:
obj[f] = attribute_dict[f]
obj[output_field] = []
obj['unread_message_ids'] = []
if collect_senders:
obj['sender_ids'] = set()
lookup_dict[lookup_key] = obj
lookup_dict[lookup_key][output_field].append(key_to_aggregate)
bucket = lookup_dict[lookup_key]
bucket['unread_message_ids'].append(message_id)
if collect_senders:
bucket['sender_ids'].add(attribute_dict['sender_id'])
for dct in lookup_dict.values():
dct[output_field].sort()
dct['unread_message_ids'].sort()
if collect_senders:
dct['sender_ids'] = sorted(list(dct['sender_ids']))
sorted_keys = sorted(lookup_dict.keys())
@@ -525,6 +537,7 @@ def get_raw_unread_data(user_profile):
message_id = row['message_id']
msg_type = row['message__recipient__type']
recipient_id = row['message__recipient_id']
sender_id = row['message__sender_id']
if msg_type == Recipient.STREAM:
stream_id = row['message__recipient__type_id']
@@ -532,12 +545,12 @@ def get_raw_unread_data(user_profile):
stream_dict[message_id] = dict(
stream_id=stream_id,
topic=topic,
sender_id=sender_id,
)
if not is_row_muted(stream_id, recipient_id, topic):
unmuted_stream_msgs.add(message_id)
elif msg_type == Recipient.PERSONAL:
sender_id = row['message__sender_id']
pm_dict[message_id] = dict(
sender_id=sender_id,
)
@@ -572,29 +585,29 @@ def aggregate_unread_data(raw_data):
count = len(pm_dict) + len(unmuted_stream_msgs) + len(huddle_dict)
pm_objects = aggregate_dict(
pm_objects = aggregate_message_dict(
input_dict=pm_dict,
lookup_fields=[
'sender_id',
],
output_field='unread_message_ids',
collect_senders=False,
)
stream_objects = aggregate_dict(
stream_objects = aggregate_message_dict(
input_dict=stream_dict,
lookup_fields=[
'stream_id',
'topic',
],
output_field='unread_message_ids',
collect_senders=True,
)
huddle_objects = aggregate_dict(
huddle_objects = aggregate_message_dict(
input_dict=huddle_dict,
lookup_fields=[
'user_ids_string',
],
output_field='unread_message_ids',
collect_senders=False,
)
result = dict(
@@ -623,12 +636,15 @@ def apply_unread_message_event(user_profile, state, message):
else:
raise AssertionError("Invalid message type %s" % (message['type'],))
sender_id = message['sender_id']
if message_type == 'stream':
stream_id = message['stream_id']
topic = message['subject']
new_row = dict(
stream_id=stream_id,
topic=topic,
sender_id=sender_id,
)
state['stream_dict'][message_id] = new_row