def add_reaction_backend(request, user_profile, message_id, emoji_name):
# type: (HttpRequest, UserProfile, int, Text) -> HttpResponse
# access_message will throw a JsonableError exception if the user
# cannot see the message (e.g. for messages to private streams).
message, user_message = access_message(user_profile, message_id)
check_valid_emoji(message.sender.realm, emoji_name)
# We could probably just make this check be a try/except for the
# IntegrityError from it already existing, but this is a bit cleaner.
if Reaction.objects.filter(user_profile=user_profile,
message=message,
emoji_name=emoji_name).exists():
raise JsonableError(_("Reaction already exists"))
if user_message is None:
# Users can see and react to messages sent to streams they
# were not a subscriber to; in order to receive events for
# those, we give the user a `historical` UserMessage objects
# for the message. This is the same trick we use for starring
# messages.
UserMessage.objects.create(user_profile=user_profile,
message=message,
flags=UserMessage.flags.historical | UserMessage.flags.read)
do_add_reaction(user_profile, message, emoji_name)
return json_success()
def remove_reaction_backend(request, user_profile, message_id, emoji_name):
# type: (HttpRequest, UserProfile, int, Text) -> HttpResponse
# access_message will throw a JsonableError exception if the user
# cannot see the message (e.g. for messages to private streams).
message = access_message(user_profile, message_id)[0]
check_valid_emoji(message.sender.realm, emoji_name)
# We could probably just make this check be a try/except for the
# IntegrityError from it already existing, but this is a bit cleaner.
if not Reaction.objects.filter(user_profile=user_profile,
message=message,
emoji_name=emoji_name).exists():
raise JsonableError(_("Reaction does not exist"))
do_remove_reaction(user_profile, message, emoji_name)
return json_success()
def add_reaction_legacy(request: HttpRequest, user_profile: UserProfile,
message_id: int, emoji_name: Text) -> HttpResponse:
# access_message will throw a JsonableError exception if the user
# cannot see the message (e.g. for messages to private streams).
message, user_message = access_message(user_profile, message_id)
check_valid_emoji(message.sender.realm, emoji_name)
# We could probably just make this check be a try/except for the
# IntegrityError from it already existing, but this is a bit cleaner.
if Reaction.objects.filter(user_profile=user_profile,
message=message,
emoji_name=emoji_name).exists():
raise JsonableError(_("Reaction already exists"))
if user_message is None:
create_historical_message(user_profile, message)
do_add_reaction_legacy(user_profile, message, emoji_name)
return json_success()
def add_reaction_legacy(request: HttpRequest, user_profile: UserProfile,
message_id: int, emoji_name: Text) -> HttpResponse:
# access_message will throw a JsonableError exception if the user
# cannot see the message (e.g. for messages to private streams).
message, user_message = access_message(user_profile, message_id)
check_valid_emoji(message.sender.realm, emoji_name)
# We could probably just make this check be a try/except for the
# IntegrityError from it already existing, but this is a bit cleaner.
if Reaction.objects.filter(user_profile=user_profile,
message=message,
emoji_name=emoji_name).exists():
raise JsonableError(_("Reaction already exists"))
if user_message is None:
create_historical_message(user_profile, message)
do_add_reaction_legacy(user_profile, message, emoji_name)
return json_success()
def delete_emoji(request, user_profile, emoji_name):
# type: (HttpRequest, UserProfile, Text) -> HttpResponse
check_emoji_admin(user_profile)
check_valid_emoji(user_profile.realm, emoji_name)
do_remove_realm_emoji(user_profile.realm, emoji_name)
return json_success()
def delete_emoji(request, user_profile, emoji_name):
# type: (HttpRequest, UserProfile, Text) -> HttpResponse
check_emoji_admin(user_profile)
check_valid_emoji(user_profile.realm, emoji_name)
do_remove_realm_emoji(user_profile.realm, emoji_name)
return json_success()