feat: add interfaces of OAuth handler methods for authorization (#18889)

api/core/plugin/entities/plugin_daemon.py

+from collections.abc import Mapping
 from datetime import datetime
 from enum import StrEnum
-from typing import Generic, Optional, TypeVar
+from typing import Any, Generic, Optional, TypeVar
 
 from pydantic import BaseModel, ConfigDict, Field
 
 class PluginUploadResponse(BaseModel):
     unique_identifier: str = Field(description="The unique identifier of the plugin.")
     manifest: PluginDeclaration
+
+
+class PluginOAuthAuthorizationUrlResponse(BaseModel):
+    authorization_url: str = Field(description="The URL of the authorization.")
+
+
+class PluginOAuthCredentialsResponse(BaseModel):
+    credentials: Mapping[str, Any] = Field(description="The credentials of the OAuth.")

api/core/plugin/impl/oauth.py

+from collections.abc import Mapping
+from typing import Any
+
+from werkzeug import Request
+
+from core.plugin.entities.plugin_daemon import PluginOAuthAuthorizationUrlResponse, PluginOAuthCredentialsResponse
 from core.plugin.impl.base import BasePluginClient
 
 
 class OAuthHandler(BasePluginClient):
-    def get_authorization_url(self, tenant_id: str, user_id: str, provider_name: str) -> str:
-        return "1234567890"
+    def get_authorization_url(
+        self,
+        tenant_id: str,
+        user_id: str,
+        plugin_id: str,
+        provider: str,
+        system_credentials: Mapping[str, Any],
+    ) -> PluginOAuthAuthorizationUrlResponse:
+        return self._request_with_plugin_daemon_response(
+            "POST",
+            f"plugin/{tenant_id}/dispatch/oauth/get_authorization_url",
+            PluginOAuthAuthorizationUrlResponse,
+            data={
+                "user_id": user_id,
+                "data": {
+                    "provider": provider,
+                    "system_credentials": system_credentials,
+                },
+            },
+            headers={
+                "X-Plugin-ID": plugin_id,
+                "Content-Type": "application/json",
+            },
+        )
+
+    def get_credentials(
+        self,
+        tenant_id: str,
+        user_id: str,
+        plugin_id: str,
+        provider: str,
+        system_credentials: Mapping[str, Any],
+        request: Request,
+    ) -> PluginOAuthCredentialsResponse:
+        """
+        Get credentials from the given request.
+        """
+
+        # encode request to raw http request
+        raw_request_bytes = self._convert_request_to_raw_data(request)
+
+        return self._request_with_plugin_daemon_response(
+            "POST",
+            f"plugin/{tenant_id}/dispatch/oauth/get_credentials",
+            PluginOAuthCredentialsResponse,
+            data={
+                "user_id": user_id,
+                "data": {
+                    "provider": provider,
+                    "system_credentials": system_credentials,
+                    "raw_request_bytes": raw_request_bytes,
+                },
+            },
+            headers={
+                "X-Plugin-ID": plugin_id,
+                "Content-Type": "application/json",
+            },
+        )
+
+    def _convert_request_to_raw_data(self, request: Request) -> bytes:
+        """
+        Convert a Request object to raw HTTP data.
+
+        Args:
+            request: The Request object to convert.
+
+        Returns:
+            The raw HTTP data as bytes.
+        """
+        # Start with the request line
+        method = request.method
+        path = request.path
+        protocol = request.headers.get("HTTP_VERSION", "HTTP/1.1")
+        raw_data = f"{method} {path} {protocol}\r\n".encode()
+
+        # Add headers
+        for header_name, header_value in request.headers.items():
+            raw_data += f"{header_name}: {header_value}\r\n".encode()
+
+        # Add empty line to separate headers from body
+        raw_data += b"\r\n"
+
+        # Add body if exists
+        body = request.get_data(as_text=False)
+        if body:
+            raw_data += body
+
+        return raw_data

api/tests/unit_tests/utils/http_parser/test_oauth_convert_request_to_raw_data.py

+from werkzeug import Request
+from werkzeug.datastructures import Headers
+from werkzeug.test import EnvironBuilder
+
+from core.plugin.impl.oauth import OAuthHandler
+
+
+def test_oauth_convert_request_to_raw_data():
+    oauth_handler = OAuthHandler()
+    builder = EnvironBuilder(
+        method="GET",
+        path="/test",
+        headers=Headers({"Content-Type": "application/json"}),
+    )
+    request = Request(builder.get_environ())
+    raw_request_bytes = oauth_handler._convert_request_to_raw_data(request)
+
+    assert b"GET /test HTTP/1.1" in raw_request_bytes
+    assert b"Content-Type: application/json" in raw_request_bytes
+    assert b"\r\n\r\n" in raw_request_bytes