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from __future__ import annotations
import json
import time
import random
import re
import os
import base64
import asyncio
from aiohttp import ClientSession, FormData
from ..typing import AsyncResult, Messages, MediaListType
from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
from .helper import format_prompt
from ..providers.response import JsonConversation, FinishReason, ImageResponse
from ..image import to_data_uri, is_data_an_media
from ..tools.media import merge_media
class Conversation(JsonConversation):
"""Manages all session-specific state for Opera Aria."""
access_token: str = None
refresh_token: str = None
encryption_key: str = None
expires_at: float = 0
conversation_id: str = None
is_first_request: bool = True
def __init__(self, refresh_token: str = None):
"""Initializes a new session, generating a unique encryption key."""
self.refresh_token = refresh_token
self.encryption_key = self._generate_encryption_key()
self.is_first_request = True
def is_token_expired(self) -> bool:
"""Check if the current token has expired"""
return time.time() >= self.expires_at
def update_token(self, access_token: str, expires_in: int):
"""Update the access token and expiration time"""
self.access_token = access_token
self.expires_at = time.time() + expires_in - 60
@staticmethod
def _generate_encryption_key() -> str:
"""Generates a 32-byte, Base64-encoded key for the session."""
random_bytes = os.urandom(32)
return base64.b64encode(random_bytes).decode('utf-8')
@staticmethod
def generate_conversation_id() -> str:
"""Generate conversation ID in Opera Aria format"""
parts = [
''.join(random.choices('0123456789abcdef', k=8)),
''.join(random.choices('0123456789abcdef', k=4)),
'11f0',
''.join(random.choices('0123456789abcdef', k=4)),
''.join(random.choices('0123456789abcdef', k=12))
]
return '-'.join(parts)
class OperaAria(AsyncGeneratorProvider, ProviderModelMixin):
label = "Opera Aria"
url = "https://play.google.com/store/apps/details?id=com.opera.browser"
api_endpoint = "https://composer.opera-api.com/api/v1/a-chat"
token_endpoint = "https://oauth2.opera-api.com/oauth2/v1/token/"
signup_endpoint = "https://auth.opera.com/account/v2/external/anonymous/signup"
upload_endpoint = "https://composer.opera-api.com/api/v1/images/upload"
check_status_endpoint = "https://composer.opera-api.com/api/v1/images/check-status/"
working = True
needs_auth = False
supports_stream = True
supports_system_message = True
supports_message_history = True
default_model = 'aria'
default_image_model = 'aria'
image_models = ['aria']
default_vision_model = 'aria'
vision_models = ['aria']
models = ['aria']
@classmethod
async def _generate_refresh_token(cls, session: ClientSession) -> str:
headers = {
"User-Agent": "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Mobile Safari/537.36 OPR/89.0.0.0",
"Content-Type": "application/x-www-form-urlencoded",
}
data = {
"client_id": "ofa-client",
"client_secret": "N9OscfA3KxlJASuIe29PGZ5RpWaMTBoy",
"grant_type": "client_credentials",
"scope": "anonymous_account"
}
async with session.post(cls.token_endpoint, headers=headers, data=data) as response:
response.raise_for_status()
anonymous_token_data = await response.json()
anonymous_access_token = anonymous_token_data["access_token"]
headers = {
"User-Agent": "Mozilla 5.0 (Linux; Android 14) com.opera.browser OPR/89.5.4705.84314",
"Authorization": f"Bearer {anonymous_access_token}",
"Accept": "application/json",
"Content-Type": "application/json; charset=utf-8",
}
data = {"client_id": "ofa", "service": "aria"}
async with session.post(cls.signup_endpoint, headers=headers, json=data) as response:
response.raise_for_status()
signup_data = await response.json()
auth_token = signup_data["token"]
headers = {
"User-Agent": "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Mobile Safari/537.36 OPR/89.0.0.0",
"Content-Type": "application/x-www-form-urlencoded",
}
data = {
"auth_token": auth_token,
"client_id": "ofa",
"device_name": "GPT4FREE",
"grant_type": "auth_token",
"scope": "ALL"
}
async with session.post(cls.token_endpoint, headers=headers, data=data) as response:
response.raise_for_status()
final_token_data = await response.json()
return final_token_data["refresh_token"]
@classmethod
def get_model(cls, model: str) -> str:
return cls.model_aliases.get(model, cls.default_model)
@classmethod
async def get_access_token(cls, session: ClientSession, conversation: Conversation) -> str:
if not conversation.refresh_token:
conversation.refresh_token = await cls._generate_refresh_token(session)
if conversation.access_token and not conversation.is_token_expired():
return conversation.access_token
headers = {
"Content-Type": "application/x-www-form-urlencoded",
"User-Agent": "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Mobile Safari/537.36 OPR/89.0.0.0"
}
data = {
"client_id": "ofa",
"grant_type": "refresh_token",
"refresh_token": conversation.refresh_token,
"scope": "shodan:aria user:read"
}
async with session.post(cls.token_endpoint, headers=headers, data=data) as response:
response.raise_for_status()
result = await response.json()
conversation.update_token(
access_token=result["access_token"],
expires_in=result.get("expires_in", 3600)
)
return result["access_token"]
@classmethod
async def check_upload_status(cls, session: ClientSession, access_token: str, image_id: str, max_attempts: int = 30):
headers = {
"Authorization": f"Bearer {access_token}",
"User-Agent": "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Mobile Safari/537.36 OPR/89.0.0.0",
}
url = f"{cls.check_status_endpoint}{image_id}"
for _ in range(max_attempts):
async with session.get(url, headers=headers) as response:
response.raise_for_status()
result = await response.json()
if result.get("status") == "ok":
return
if result.get("status") == "failed":
raise Exception(f"Image upload failed for {image_id}")
await asyncio.sleep(0.5)
raise Exception(f"Timeout waiting for image upload status for {image_id}")
@classmethod
async def upload_media(cls, session: ClientSession, access_token: str, media_data: bytes, filename: str) -> str:
headers = {
"Authorization": f"Bearer {access_token}",
"Origin": "opera-aria://ui",
"User-Agent": "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Mobile Safari/537.36 OPR/89.0.0.0",
}
form_data = FormData()
if not filename:
filename = str(int(time.time() * 1000))
content_type = is_data_an_media(media_data, filename) or "application/octet-stream"
form_data.add_field('image_file', media_data, filename=filename, content_type=content_type)
async with session.post(cls.upload_endpoint, headers=headers, data=form_data) as response:
response.raise_for_status()
result = await response.json()
image_id = result.get("image_id")
if not image_id:
raise Exception("No image_id returned from upload")
await cls.check_upload_status(session, access_token, image_id)
return image_id
@classmethod
def extract_image_urls(cls, text: str) -> list[str]:
pattern = r'!\[\]\((https?://[^\)]+)\)'
urls = re.findall(pattern, text)
return [url.replace(r'\/', '/') for url in urls]
@classmethod
async def create_async_generator(
cls,
model: str,
messages: Messages,
proxy: str = None,
refresh_token: str = None,
conversation: Conversation = None,
return_conversation: bool = False,
stream: bool = True,
media: MediaListType = None,
**kwargs
) -> AsyncResult:
model = cls.get_model(model)
if conversation is None:
conversation = Conversation(refresh_token)
elif refresh_token and not conversation.refresh_token:
conversation.refresh_token = refresh_token
async with ClientSession() as session:
access_token = await cls.get_access_token(session, conversation)
media_attachments = []
merged_media = list(merge_media(media, messages))
if merged_media:
for media_data, media_name in merged_media:
try:
if isinstance(media_data, str) and media_data.startswith("data:"):
data_part = media_data.split(",", 1)[1]
media_bytes = base64.b64decode(data_part)
elif hasattr(media_data, 'read'):
media_bytes = media_data.read()
elif isinstance(media_data, (str, os.PathLike)):
with open(media_data, 'rb') as f:
media_bytes = f.read()
else:
media_bytes = media_data
image_id = await cls.upload_media(session, access_token, media_bytes, media_name)
media_attachments.append(image_id)
except Exception:
continue
headers = {
"Accept": "text/event-stream" if stream else "application/json",
"Authorization": f"Bearer {access_token}",
"Content-Type": "application/json",
"Origin": "opera-aria://ui",
"User-Agent": "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Mobile Safari/537.36 OPR/89.0.0.0",
"X-Opera-Timezone": "+03:00",
"X-Opera-UI-Language": "en"
}
data = {
"query": format_prompt(messages), "stream": stream, "linkify": True,
"linkify_version": 3, "sia": True, "media_attachments": media_attachments,
"encryption": {"key": conversation.encryption_key}
}
if not conversation.is_first_request and conversation.conversation_id:
data["conversation_id"] = conversation.conversation_id
async with session.post(cls.api_endpoint, headers=headers, json=data, proxy=proxy) as response:
response.raise_for_status()
if stream:
text_buffer, image_urls, finish_reason = [], [], None
async for line in response.content:
if not line: continue
decoded = line.decode('utf-8').strip()
if not decoded.startswith('data: '): continue
content = decoded[6:]
if content == '[DONE]': break
try:
json_data = json.loads(content)
if 'message' in json_data:
message_chunk = json_data['message']
found_urls = cls.extract_image_urls(message_chunk)
if found_urls:
image_urls.extend(found_urls)
else:
text_buffer.append(message_chunk)
if 'conversation_id' in json_data and json_data['conversation_id']:
conversation.conversation_id = json_data['conversation_id']
if 'finish_reason' in json_data and json_data.get('finish_reason'):
finish_reason = json_data['finish_reason']
except json.JSONDecodeError:
continue
if image_urls:
yield ImageResponse(image_urls, format_prompt(messages))
elif text_buffer:
yield "".join(text_buffer)
if finish_reason:
yield FinishReason(finish_reason)
else: # Non-streaming
json_data = await response.json()
if 'message' in json_data:
message = json_data['message']
image_urls = cls.extract_image_urls(message)
if image_urls:
yield ImageResponse(image_urls, format_prompt(messages))
else:
yield message
if 'conversation_id' in json_data and json_data['conversation_id']:
conversation.conversation_id = json_data['conversation_id']
if 'finish_reason' in json_data and json_data['finish_reason']:
yield FinishReason(json_data['finish_reason'])
conversation.is_first_request = False
if return_conversation:
yield conversation
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