File size: 7,615 Bytes
8445e7c
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
import json
import mimetypes
import random
import re
import sys
from uuid import uuid4

from curl_cffi import CurlMime, requests

from perplexity.config import (
    DEFAULT_HEADERS,
    ENDPOINT_AUTH_SESSION,
    ENDPOINT_AUTH_SIGNIN,
    ENDPOINT_SSE_ASK,
    ENDPOINT_UPLOAD_URL,
    MODEL_MAPPINGS,
)
from perplexity.exceptions import FileUploadError
from perplexity.utils import parse_nested_json_response, validate_search_params, validate_query_limits
from perplexity.logger import get_logger

from .emailnator import Emailnator

logger = get_logger("async_client")


class AsyncMixin:
    def __init__(self, *args, **kwargs):
        self.__storedargs = args, kwargs
        self.async_initialized = False

    async def __ainit__(self, *args, **kwargs):
        pass

    async def __initobj(self):
        assert not self.async_initialized
        self.async_initialized = True
        await self.__ainit__(*self.__storedargs[0], **self.__storedargs[1])
        return self

    def __await__(self):
        return self.__initobj().__await__()


class Client(AsyncMixin):
    async def __ainit__(self, cookies={}):
        self.session = requests.AsyncSession(
            headers=DEFAULT_HEADERS.copy(),
            cookies=cookies,
            impersonate="chrome",
        )
        self.own = bool(cookies)
        self.copilot = 0 if not cookies else float("inf")
        self.file_upload = 0 if not cookies else float("inf")
        self.signin_regex = re.compile(
            r'"(https://www\.perplexity\.ai/api/auth/callback/email\?callbackUrl=.*?)"'
        )
        self.timestamp = format(random.getrandbits(32), "08x")
        await self.session.get(ENDPOINT_AUTH_SESSION)

    async def create_account(self, cookies):
        while True:
            try:
                emailnator_cli = await Emailnator(cookies)
                resp = await self.session.post(
                    ENDPOINT_AUTH_SIGNIN,
                    data={
                        "email": emailnator_cli.email,
                        "csrfToken": self.session.cookies.get_dict()["next-auth.csrf-token"].split(
                            "%"
                        )[0],
                        "callbackUrl": "https://www.perplexity.ai/",
                        "json": "true",
                    },
                )
                if resp.ok:
                    new_msgs = await emailnator_cli.reload(
                        wait_for=lambda x: x["subject"] == "Sign in to Perplexity",
                        timeout=20,
                    )
                    if new_msgs:
                        break
                else:
                    logger.error(f"Account creation failed: {resp.status_code}")
            except Exception as e:
                logger.warning(f"Account creation attempt failed: {e}")

        msg = emailnator_cli.get(func=lambda x: x["subject"] == "Sign in to Perplexity")
        new_account_link = self.signin_regex.search(
            await emailnator_cli.open(msg["messageID"])
        ).group(1)
        await self.session.get(new_account_link)
        self.copilot = 5
        self.file_upload = 10
        return True

    async def search(
        self,
        query,
        mode="auto",
        model=None,
        sources=["web"],
        files={},
        stream=False,
        language="en-US",
        follow_up=None,
        incognito=False,
    ):
        validate_search_params(mode, model, sources, self.own)
        validate_query_limits(self.copilot, self.file_upload, mode, len(files))

        self.copilot = (
            self.copilot - 1 if mode in ["pro", "reasoning", "deep research"] else self.copilot
        )
        self.file_upload = self.file_upload - len(files) if files else self.file_upload

        uploaded_files = []
        for filename, file in files.items():
            file_type = mimetypes.guess_type(filename)[0]
            file_upload_info = (
                await self.session.post(
                    ENDPOINT_UPLOAD_URL,
                    params={"version": "2.18", "source": "default"},
                    json={
                        "content_type": file_type,
                        "file_size": sys.getsizeof(file),
                        "filename": filename,
                        "force_image": False,
                        "source": "default",
                    },
                )
            ).json()

            mp = CurlMime()
            for key, value in file_upload_info["fields"].items():
                mp.addpart(name=key, data=value)
            mp.addpart(
                name="file",
                content_type=file_type,
                filename=filename,
                data=file,
            )

            upload_resp = await self.session.post(file_upload_info["s3_bucket_url"], multipart=mp)

            if not upload_resp.ok:
                raise FileUploadError(f"File upload failed: {upload_resp.status_code}")

            if "image/upload" in file_upload_info["s3_object_url"]:
                uploaded_url = re.sub(
                    r"/private/s--.*?--/v\d+/user_uploads/",
                    "/private/user_uploads/",
                    upload_resp.json()["secure_url"],
                )
            else:
                uploaded_url = file_upload_info["s3_object_url"]

            uploaded_files.append(uploaded_url)

        json_data = {
            "query_str": query,
            "params": {
            "attachments": (
                uploaded_files + follow_up.get("attachments", []) if follow_up else uploaded_files
            ),
                "frontend_context_uuid": str(uuid4()),
                "frontend_uuid": str(uuid4()),
                "is_incognito": incognito,
                "language": language,
                "last_backend_uuid": (follow_up["backend_uuid"] if follow_up else None),
                "mode": "concise" if mode == "auto" else "copilot",
                "model_preference": MODEL_MAPPINGS[mode][model],
                "source": "default",
                "sources": sources,
                "version": "2.18",
            },
        }

        resp = await self.session.post(ENDPOINT_SSE_ASK, json=json_data, stream=True)
        chunks = []

        async def stream_response(resp):
            async for chunk in resp.aiter_lines(delimiter=b"\r\n\r\n"):
                content = chunk.decode("utf-8")
                if content.startswith("event: message\r\n"):
                    try:
                        content_json = json.loads(content[len("event: message\r\ndata: "):])
                        content_json = parse_nested_json_response(content_json)
                        chunks.append(content_json)
                        yield chunks[-1]
                    except (json.JSONDecodeError, KeyError):
                        continue
                elif content.startswith("event: end_of_stream\r\n"):
                    return

        if stream:
            return stream_response(resp)

        async for chunk in resp.aiter_lines(delimiter=b"\r\n\r\n"):
            content = chunk.decode("utf-8")
            if content.startswith("event: message\r\n"):
                try:
                    content_json = json.loads(content[len("event: message\r\ndata: "):])
                    content_json = parse_nested_json_response(content_json)
                    chunks.append(content_json)
                except (json.JSONDecodeError, KeyError):
                    continue
            elif content.startswith("event: end_of_stream\r\n"):
                return chunks[-1] if chunks else {}