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73 lines
2.5 KiB
Python
73 lines
2.5 KiB
Python
from typing import Annotated
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from django.http import HttpRequest, HttpResponse
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from pydantic import Json
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from zerver.decorator import webhook_view
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from zerver.lib.response import json_success
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from zerver.lib.typed_endpoint import ApiParamConfig, typed_endpoint
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from zerver.lib.validator import WildValue, check_string
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from zerver.lib.webhooks.common import check_send_webhook_message
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from zerver.models import UserProfile
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IS_AWAITING_SIGNATURE = "is awaiting the signature of {awaiting_recipients}"
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WAS_JUST_SIGNED_BY = "was just signed by {signed_recipients}"
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BODY = "The `{contract_title}` document {actions}."
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def get_message_body(payload: WildValue) -> str:
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contract_title = payload["signature_request"]["title"].tame(check_string)
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recipients: dict[str, list[str]] = {}
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signatures = payload["signature_request"]["signatures"]
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for signature in signatures:
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status_code = signature["status_code"].tame(check_string)
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recipients.setdefault(status_code, [])
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recipients[status_code].append(signature["signer_name"].tame(check_string))
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recipients_text = ""
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if recipients.get("awaiting_signature"):
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recipients_text += IS_AWAITING_SIGNATURE.format(
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awaiting_recipients=get_recipients_text(recipients["awaiting_signature"]),
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)
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if recipients.get("signed"):
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text = WAS_JUST_SIGNED_BY.format(
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signed_recipients=get_recipients_text(recipients["signed"]),
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)
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if recipients_text:
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recipients_text = f"{recipients_text}, and {text}"
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else:
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recipients_text = text
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return BODY.format(contract_title=contract_title, actions=recipients_text).strip()
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def get_recipients_text(recipients: list[str]) -> str:
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recipients_text = ""
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if len(recipients) == 1:
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recipients_text = "{}".format(*recipients)
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else:
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for recipient in recipients[:-1]:
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recipients_text += f"{recipient}, "
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recipients_text += f"and {recipients[-1]}"
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return recipients_text
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@webhook_view("HelloSign")
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@typed_endpoint
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def api_hellosign_webhook(
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request: HttpRequest,
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user_profile: UserProfile,
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*,
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payload: Annotated[Json[WildValue], ApiParamConfig("json")],
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) -> HttpResponse:
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if "signature_request" in payload:
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body = get_message_body(payload)
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topic_name = payload["signature_request"]["title"].tame(check_string)
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check_send_webhook_message(request, user_profile, topic_name, body)
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return json_success(request, data={"msg": "Hello API Event Received"})
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