mirror of https://github.com/zulip/zulip.git
43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
from __future__ import absolute_import
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import os
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import re
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from django.utils.translation import ugettext as _
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from typing import Text
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from zerver.lib.bugdown import name_to_codepoint
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from zerver.lib.request import JsonableError
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from zerver.lib.upload import upload_backend
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from zerver.models import Realm, UserProfile
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def check_valid_emoji(realm, emoji_name):
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# type: (Realm, Text) -> None
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if emoji_name in set(realm.get_emoji().keys()):
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return
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if emoji_name in name_to_codepoint:
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return
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if emoji_name == 'zulip':
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return
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raise JsonableError(_("Emoji '%s' does not exist" % (emoji_name,)))
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def check_emoji_admin(user_profile):
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# type: (UserProfile) -> None
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if user_profile.realm.add_emoji_by_admins_only and not user_profile.is_realm_admin:
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raise JsonableError(_("Must be a realm administrator"))
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def check_valid_emoji_name(emoji_name):
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# type: (Text) -> None
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if re.match('^[0-9a-zA-Z.\-_]+(?<![.\-_])$', emoji_name):
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return
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raise JsonableError(_("Invalid characters in emoji name"))
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def get_emoji_url(emoji_file_name, realm_id):
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# type: (Text, int) -> Text
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return upload_backend.get_emoji_url(emoji_file_name, realm_id)
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def get_emoji_file_name(emoji_file_name, emoji_name):
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# type: (Text, Text) -> Text
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_, image_ext = os.path.splitext(emoji_file_name)
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return ''.join((emoji_name, image_ext))
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