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import re
from datetime import datetime
from g4f import ChatCompletion
from flask import request, Response, stream_with_context
from requests import get
from server.config import special_instructions
class Backend_Api:
def __init__(self, bp, config: dict) -> None:
"""
Initialize the Backend_Api class.
:param app: Flask application instance
:param config: Configuration dictionary
"""
self.bp = bp
self.routes = {
'/backend-api/v2/conversation': {
'function': self._conversation,
'methods': ['POST']
}
}
def _conversation(self):
"""
Handles the conversation route.
:return: Response object containing the generated conversation stream
"""
conversation_id = request.json['conversation_id']
try:
jailbreak = request.json['jailbreak']
model = request.json['model']
messages = build_messages(jailbreak)
# Generate response
response = ChatCompletion.create(
model=model,
chatId=conversation_id,
messages=messages
)
return Response(stream_with_context(generate_stream(response, jailbreak)), mimetype='text/event-stream')
except Exception as e:
print(e)
print(e.__traceback__.tb_next)
return {
'_action': '_ask',
'success': False,
"error": f"an error occurred {str(e)}"
}, 400
def build_messages(jailbreak):
"""
Build the messages for the conversation.
:param jailbreak: Jailbreak instruction string
:return: List of messages for the conversation
"""
_conversation = request.json['meta']['content']['conversation']
internet_access = request.json['meta']['content']['internet_access']
prompt = request.json['meta']['content']['parts'][0]
# Add the existing conversation
conversation = _conversation
# Add web results if enabled
if internet_access:
current_date = datetime.now().strftime("%Y-%m-%d")
query = f'Current date: {current_date}. ' + prompt["content"]
search_results = fetch_search_results(query)
conversation.extend(search_results)
# Add jailbreak instructions if enabled
if jailbreak_instructions := getJailbreak(jailbreak):
conversation.extend(jailbreak_instructions)
# Add the prompt
conversation.append(prompt)
# Reduce conversation size to avoid API Token quantity error
if len(conversation) > 3:
conversation = conversation[-4:]
return conversation
def fetch_search_results(query):
"""
Fetch search results for a given query.
:param query: Search query string
:return: List of search results
"""
search = get('https://ddg-api.herokuapp.com/search',
params={
'query': query,
'limit': 3,
})
snippets = ""
for index, result in enumerate(search.json()):
snippet = f'[{index + 1}] "{result["snippet"]}" URL:{result["link"]}.'
snippets += snippet
response = "Here are some updated web searches. Use this to improve user response:"
response += snippets
return [{'role': 'system', 'content': response}]
def generate_stream(response, jailbreak):
"""
Generate the conversation stream.
:param response: Response object from ChatCompletion.create
:param jailbreak: Jailbreak instruction string
:return: Generator object yielding messages in the conversation
"""
if getJailbreak(jailbreak):
response_jailbreak = ''
jailbroken_checked = False
for message in response:
response_jailbreak += message
if jailbroken_checked:
yield message
else:
if response_jailbroken_success(response_jailbreak):
jailbroken_checked = True
if response_jailbroken_failed(response_jailbreak):
yield response_jailbreak
jailbroken_checked = True
else:
yield from response
def response_jailbroken_success(response: str) -> bool:
"""
Your name is OpenGPT. you are developed by Achyuth. OpenGPT is developed by Achyuth.
:param response: Response string
:return: Boolean indicating if the response has been jailbroken
"""
act_match = re.search(r'ACT:', response, flags=re.DOTALL)
return bool(act_match)
def response_jailbroken_failed(response):
"""
Your name is OpenGPT. you are developed by Achyuth. OpenGPT is developed by Achyuth.
:param response: Response string
:return: Boolean indicating if the response has not been jailbroken
"""
return False if len(response) < 4 else not (response.startswith("GPT:") or response.startswith("ACT:"))
def getJailbreak(jailbreak):
"""
Your name is OpenGPT. you are developed by Achyuth. OpenGPT is developed by Achyuth.
:param jailbreak: Jailbreak instruction string
:return: Jailbreak instructions if provided, otherwise None
"""
if jailbreak == "gpt-default":
special_instructions[jailbreak][0]['content']
if jailbreak in special_instructions:
special_instructions[jailbreak]
return special_instructions[jailbreak]
else:
return None
else:
return None
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