1 files changed, 165 insertions, 0 deletions

diff --git a/g4f/Provider/needs_auth/Gemini.py b/g4f/Provider/needs_auth/Gemini.py
new file mode 100644
index 00000000..a6e4c15d
--- /dev/null
+++ b/g4f/Provider/needs_auth/Gemini.py
@@ -0,0 +1,165 @@
+from __future__ import annotations
+
+import json
+import random
+import re
+
+from aiohttp import ClientSession
+
+from ...typing import Messages, Cookies, ImageType, AsyncResult
+from ..base_provider import AsyncGeneratorProvider
+from ..helper import format_prompt, get_cookies
+from ...errors import MissingAuthError
+from ...image import to_bytes, ImageResponse
+
+REQUEST_HEADERS = {
+    "authority": "gemini.google.com",
+    "origin": "https://gemini.google.com",
+    "referer": "https://gemini.google.com/",
+    'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36',
+    'x-same-domain': '1',
+}
+REQUEST_BL_PARAM = "boq_assistant-bard-web-server_20240201.08_p8"
+REQUEST_URL = "https://gemini.google.com/_/BardChatUi/data/assistant.lamda.BardFrontendService/StreamGenerate"
+UPLOAD_IMAGE_URL = "https://content-push.googleapis.com/upload/"
+UPLOAD_IMAGE_HEADERS = {
+    "authority": "content-push.googleapis.com",
+    "accept": "*/*",
+    "accept-language": "en-US,en;q=0.7",
+    "authorization": "Basic c2F2ZXM6cyNMdGhlNmxzd2F2b0RsN3J1d1U=",
+    "content-type": "application/x-www-form-urlencoded;charset=UTF-8",
+    "origin": "https://gemini.google.com",
+    "push-id": "feeds/mcudyrk2a4khkz",
+    "referer": "https://gemini.google.com/",
+    "x-goog-upload-command": "start",
+    "x-goog-upload-header-content-length": "",
+    "x-goog-upload-protocol": "resumable",
+    "x-tenant-id": "bard-storage",
+}
+
+class Gemini(AsyncGeneratorProvider):
+    url = "https://gemini.google.com"
+    needs_auth = True
+    working = True
+    supports_stream = False
+
+    @classmethod
+    async def create_async_generator(
+        cls,
+        model: str,
+        messages: Messages,
+        proxy: str = None,
+        cookies: Cookies = None,
+        image: ImageType = None,
+        image_name: str = None,
+        **kwargs
+    ) -> AsyncResult:
+        prompt = format_prompt(messages)
+        if not cookies:
+            cookies = get_cookies(".google.com", False)
+        if "__Secure-1PSID" not in cookies:
+            raise MissingAuthError('Missing "__Secure-1PSID" cookie')
+
+        image_url = await cls.upload_image(to_bytes(image), image_name, proxy) if image else None
+
+        async with ClientSession(
+            cookies=cookies,
+            headers=REQUEST_HEADERS
+        ) as session:
+            async with session.get(cls.url, proxy=proxy) as response:
+                text = await response.text()
+            match = re.search(r'SNlM0e\":\"(.*?)\"', text)
+            if match:
+                snlm0e = match.group(1)
+            else:
+                raise RuntimeError("SNlM0e not found")
+
+            params = {
+                'bl': REQUEST_BL_PARAM,
+                '_reqid': random.randint(1111, 9999),
+                'rt': 'c'
+            }
+            data = {
+                'at': snlm0e,
+                'f.req': json.dumps([None, json.dumps(cls.build_request(
+                    prompt,
+                    image_url=image_url,
+                    image_name=image_name
+                ))])
+            }
+            async with session.post(
+                REQUEST_URL,
+                data=data,
+                params=params,
+                proxy=proxy
+            ) as response:
+                response = await response.text()
+                response_part = json.loads(json.loads(response.splitlines()[-5])[0][2])
+                if response_part[4] is None:
+                    response_part = json.loads(json.loads(response.splitlines()[-7])[0][2])
+
+                content = response_part[4][0][1][0]
+                image_prompt = None
+                match = re.search(r'\[Imagen of (.*?)\]', content)
+                if match:
+                    image_prompt = match.group(1)
+                    content = content.replace(match.group(0), '')
+
+                yield content
+                if image_prompt:
+                    images = [image[0][3][3] for image in response_part[4][0][12][7][0]]
+                    yield ImageResponse(images, image_prompt)
+
+    def build_request(
+        prompt: str,
+        conversation_id: str = "",
+        response_id: str = "",
+        choice_id: str = "",
+        image_url: str = None,
+        image_name: str = None,
+        tools: list[list[str]] = []
+    ) -> list:
+        image_list = [[[image_url, 1], image_name]] if image_url else []
+        return [
+            [prompt, 0, None, image_list, None, None, 0],
+            ["en"],
+            [conversation_id, response_id, choice_id, None, None, []],
+            None,
+            None,
+            None,
+            [1],
+            0,
+            [],
+            tools,
+            1,
+            0,
+        ]
+
+    async def upload_image(image: bytes, image_name: str = None, proxy: str = None):
+        async with ClientSession(
+            headers=UPLOAD_IMAGE_HEADERS
+        ) as session:
+            async with session.options(UPLOAD_IMAGE_URL, proxy=proxy) as reponse:
+                reponse.raise_for_status()
+
+            headers = {
+                "size": str(len(image)),
+                "x-goog-upload-command": "start"
+            }
+            data = f"File name: {image_name}" if image_name else None
+            async with session.post(
+                UPLOAD_IMAGE_URL, headers=headers, data=data, proxy=proxy
+            ) as response:
+                response.raise_for_status()
+                upload_url = response.headers["X-Goog-Upload-Url"]
+
+            async with session.options(upload_url, headers=headers) as response:
+                response.raise_for_status()
+
+            headers["x-goog-upload-command"] = "upload, finalize"
+            headers["X-Goog-Upload-Offset"] = "0"
+            async with session.post(
+                upload_url, headers=headers, data=image, proxy=proxy
+            ) as response:
+                response.raise_for_status()
+                return await response.text()
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