mirror of https://github.com/zulip/zulip.git
47 lines
1.8 KiB
Python
47 lines
1.8 KiB
Python
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import re
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from django.core.exceptions import ValidationError
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from django.http import HttpRequest, HttpResponse
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from django.utils.translation import ugettext as _
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from zerver.decorator import require_realm_admin
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from zerver.lib.actions import do_add_realm_playground
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from zerver.lib.request import REQ, JsonableError, has_request_variables
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from zerver.lib.response import json_error, json_success
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from zerver.lib.validator import check_capped_string, check_url
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from zerver.models import RealmPlayground, UserProfile
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def check_pygments_language(var_name: str, val: object) -> str:
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s = check_capped_string(RealmPlayground.MAX_PYGMENTS_LANGUAGE_LENGTH)(var_name, val)
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# We don't want to restrict the language here to be only from the list of valid
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# Pygments languages. Keeping it open would allow us to hook up a "playground"
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# for custom "languages" that aren't known to Pygments. We use a similar strategy
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# even in our fenced_code markdown processor.
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valid_pygments_language = re.compile(r"^[ a-zA-Z0-9_+-./#]*$")
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matched_results = valid_pygments_language.match(s)
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if not matched_results:
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raise JsonableError(_("Invalid characters in pygments language"))
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return s
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@require_realm_admin
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@has_request_variables
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def add_realm_playground(
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request: HttpRequest,
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user_profile: UserProfile,
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name: str = REQ(),
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url_prefix: str = REQ(validator=check_url),
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pygments_language: str = REQ(validator=check_pygments_language),
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) -> HttpResponse:
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try:
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playground_id = do_add_realm_playground(
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realm=user_profile.realm,
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name=name.strip(),
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pygments_language=pygments_language.strip(),
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url_prefix=url_prefix.strip(),
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)
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except ValidationError as e:
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return json_error(e.messages[0], data={"errors": dict(e)})
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return json_success({"id": playground_id})
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