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attachments: Send events for attachment updates.

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We send add events on upload, update events when sending a message
referencing it, and delete updates on removal.

This should make it possible to do real-time sync for the attachments
UI.

Based in part on work by Aastha Gupta.
This commit is contained in:
Tim Abbott
2018-05-04 13:57:36 -07:00
parent 69c4645bd2
commit 956bd74905
6 changed files with 113 additions and 4 deletions
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9
zerver/lib/upload.py
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@@ -540,16 +540,19 @@ def upload_message_file(uploaded_file_name: Text, uploaded_file_size: int,
def claim_attachment(user_profile: UserProfile,
path_id: Text,
message: Message,
is_message_realm_public: bool) -> None:
is_message_realm_public: bool) -> Attachment:
attachment = Attachment.objects.get(path_id=path_id)
attachment.messages.add(message)
attachment.is_realm_public = attachment.is_realm_public or is_message_realm_public
attachment.save()
return attachment
def create_attachment(file_name: Text, path_id: Text, user_profile: UserProfile,
file_size: int) -> bool:
Attachment.objects.create(file_name=file_name, path_id=path_id, owner=user_profile,
realm=user_profile.realm, size=file_size)
attachment = Attachment.objects.create(file_name=file_name, path_id=path_id, owner=user_profile,
realm=user_profile.realm, size=file_size)
from zerver.lib.actions import notify_attachment_update
notify_attachment_update(user_profile, 'add', attachment.to_dict())
return True
def upload_message_image_from_request(request: HttpRequest, user_file: File,