from fastapi import FastAPI, Depends , Request,WebSocket import requests import base64 import logging import time import asyncio import PyPDF2 from docx import Document from PIL import Image import pytesseract import io from bs4 import BeautifulSoup import re app = FastAPI() GOOGLE_CLIENT_ID = "485753721652-5uta3e18va2g6cnkldib2d68q39t4vod.apps.googleusercontent.com" GOOGLE_CLIENT_SECRET = "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" GOOGLE_REDIRECT_URI = "https://omkar008-receipt-radar-test.hf.space/test" # Configure the logger logging.basicConfig(level=logging.DEBUG) logger = logging.getLogger(__name__) @app.post("/getReceiptData") async def get_gmail_data(request:Request): data = await request.json() access_token = data.get("access_token") user_input = data.get("brand_name") data = GmailDataExtractor(access_token,user_input).extract_messages().json() print(data.error) print(data.json()) return data @app.get("/") async def login_google(): # oauth_url = f"https://accounts.google.com/o/oauth2/auth?response_type=code&client_id={GOOGLE_CLIENT_ID}&redirect_uri={GOOGLE_REDIRECT_URI}&scope=openid%20profile%20email&access_type=offline" #Below is the URL to prompt the user to login to his specified gmail account and also give a readonly access to his gmail oauth_url_hr = f"https://accounts.google.com/o/oauth2/auth?response_type=code&client_id={GOOGLE_CLIENT_ID}&redirect_uri={GOOGLE_REDIRECT_URI}&scope=openid%20profile%20email%20https://www.googleapis.com/auth/gmail.readonly&access_type=offline" return { "url_hr": oauth_url_hr } @app.get("/test") async def test_google(code:str): token_url = "https://accounts.google.com/o/oauth2/token" print("Printing authorisation token") print(code) data = { "code": code, "client_id": GOOGLE_CLIENT_ID, "client_secret": GOOGLE_CLIENT_SECRET, "redirect_uri": GOOGLE_REDIRECT_URI, "grant_type": "authorization_code", } response = requests.post(token_url, data=data) access_token = response.json().get("access_token") print("printing access token , yo yo test") print(access_token) # if not access_token: # raise HTTPException(status_code=400, detail="Authorization code not provided") print("Entered this function, for testing purposes") brand_name = "louis vuitton" user_info = requests.get("https://www.googleapis.com/oauth2/v1/userinfo", headers={"Authorization": f"Bearer {access_token}"}) page_token = None messages = [] # user_query = f"subject:((receipt {brand_name}) OR (receipts {brand_name}) OR (reçu {brand_name}) OR (reçus {brand_name}) OR (Quittung {brand_name}) OR (Quittungen {brand_name}) OR (aankoopbon {brand_name}) OR (aankoopbonnen {brand_name}) OR (recibo {brand_name}) OR (recibos {brand_name}) OR (ricevuta {brand_name}) OR (ricevute {brand_name}) OR (ontvangstbewijs {brand_name}) OR (ontvangstbewijzen {brand_name})) has:attachment" # user_query = f"{brand_name} label:^smartlabel_receipt" user_query = f"(label:^smartlabel_receipt OR (subject:your AND subject:order) OR subject:receipts OR subject:receipt OR subject:invoice OR subject:invoice)) AND subject:amazon" # user_query = """("invoice" OR (("tracking" OR "track") AND ("delivery" OR "package"))) OR (subject:order OR subject:receipt OR subject:receipts OR subject:invoice OR subject:invoice)""" while True: # Construct Gmail API request with pageToken gmail_url = f"https://www.googleapis.com/gmail/v1/users/me/messages?q={user_query}" if page_token: gmail_url += f"&pageToken={page_token}" gmail_response = requests.get(gmail_url, headers={"Authorization": f"Bearer {access_token}"}) gmail_data = gmail_response.json() # Check if there are messages in the response if "messages" in gmail_data: messages.extend(gmail_data["messages"]) # Check if there are more pages if "nextPageToken" in gmail_data: page_token = gmail_data["nextPageToken"] else: break # No more pages, exit the loop unique_thread_ids = set() filtered_data_list = [] for entry in messages: thread_id = entry['threadId'] if thread_id not in unique_thread_ids: unique_thread_ids.add(thread_id) filtered_data_list.append(entry) attachments = [] attachment_no = 0 data_new = {} for i,message in enumerate(messages) : # print(i) # print(message) if message: message_id = message.get("id") print(message_id) if message_id: message_url = f"https://www.googleapis.com/gmail/v1/users/me/messages/{message_id}" message_response = requests.get(message_url, headers={"Authorization": f"Bearer {access_token}"}) message_data = message_response.json() print("printing message_data response json") print(message_data) print("Finished printing message_data response json") subject = '' body = '' print("printing body") print(message_data['snippet']) if 'payload' in message_data and 'headers' in message_data['payload']: headers = message_data['payload']['headers'] for header in headers: if header['name'] == 'Subject': subject = header['value'] if 'parts' in message_data['payload']: parts = message_data['payload']['parts'] print("printing parts") print(parts) for part in parts: if part['mimeType'] == 'text/plain' or part['mimeType'] == 'text/html': body_data = part['body']['data'] print("printing body data") print(body_data) body = base64.urlsafe_b64decode(body_data) print("Subject:", subject) if body: text,links=extract_text_and_links(body) if text: print("Printing extracted Text: ") print(text) else: print("No text found or there was some error parsing.") if links: print("\nLinks:") for link_text, link_url in links: print(f"{link_text}: {link_url}") else: print("No links found or there was some error in parsing or maybe don't use for loop.") # Check for parts in the message payload if "payload" in message_data and "parts" in message_data["payload"]: for part in message_data["payload"]["parts"]: if "body" in part and "attachmentId" in part["body"]: attachment_id = part["body"]["attachmentId"] attachment_url = f"https://www.googleapis.com/gmail/v1/users/me/messages/{message_id}/attachments/{attachment_id}" attachment_response = requests.get(attachment_url, headers={"Authorization": f"Bearer {access_token}"}) attachment_data = attachment_response.json() data = attachment_data.get("data") filename = part.get("filename", "untitled.txt") if data: data_new[filename]=data[:10] # attachment_content = base64.urlsafe_b64decode(data) # extracted_text = await extract_text_from_attachment(filename, attachment_content) attachment_no+=1 return {"attachment_count":attachment_no,"attachment_content":data_new} def extract_text_and_links(html_content): soup = BeautifulSoup(html_content, 'html.parser') # Extract text text = soup.get_text() text = re.sub(r'\s+', ' ', text).strip() # Extract links links = [] for link in soup.find_all('a', href=True): links.append((link.text, link['href'])) return text, links @app.post("/auth/google") async def auth_google(request: Request): data = await request.json() code = data.get("access_token") brand_name = data.get("brand_name") print("Printing the access token") print(code) if not code: raise HTTPException(status_code=400, detail="Authorization code not provided") access_token_new = code user_info = requests.get("https://www.googleapis.com/oauth2/v1/userinfo", headers={"Authorization": f"Bearer {access_token_new}"}) page_token = None messages = [] user_query = f"subject:((receipt {brand_name}) OR (receipts {brand_name}) OR (reçu {brand_name}) OR (reçus {brand_name}) OR (Quittung {brand_name}) OR (Quittungen {brand_name}) OR (aankoopbon {brand_name}) OR (aankoopbonnen {brand_name}) OR (recibo {brand_name}) OR (recibos {brand_name}) OR (ricevuta {brand_name}) OR (ricevute {brand_name}) OR (ontvangstbewijs {brand_name}) OR (ontvangstbewijzen {brand_name})) has:attachment" # user_query = f"{brand_name} label:^smartlabel_receipt" while True: # Construct Gmail API request with pageToken gmail_url = f"https://www.googleapis.com/gmail/v1/users/me/messages?q={user_query}" if page_token: gmail_url += f"&pageToken={page_token}" gmail_response = requests.get(gmail_url, headers={"Authorization": f"Bearer {access_token_new}"}) gmail_data = gmail_response.json() # Check if there are messages in the response if "messages" in gmail_data: messages.extend(gmail_data["messages"]) # Check if there are more pages if "nextPageToken" in gmail_data: page_token = gmail_data["nextPageToken"] else: break # No more pages, exit the loop attachments = [] attachment_no = 0 data_new = {} for i,message in enumerate(messages) : # print(i) # print(message) if message: message_id = message.get("id") print(message_id) if message_id: message_url = f"https://www.googleapis.com/gmail/v1/users/me/messages/{message_id}" message_response = requests.get(message_url, headers={"Authorization": f"Bearer {access_token_new}"}) message_data = message_response.json() if "payload" in message_data: payload = message_data["payload"] if "body" in payload and "data" in payload["body"]: body_data = payload["body"]["data"] body_content = base64.urlsafe_b64decode(body_data.encode("UTF-8")).decode("UTF-8") print("Body Content:") print(body_content) # Check for parts in the message payload if "payload" in message_data and "parts" in message_data["payload"]: for part in message_data["payload"]["parts"]: if "body" in part and "attachmentId" in part["body"]: attachment_id = part["body"]["attachmentId"] attachment_url = f"https://www.googleapis.com/gmail/v1/users/me/messages/{message_id}/attachments/{attachment_id}" attachment_response = requests.get(attachment_url, headers={"Authorization": f"Bearer {access_token_new}"}) attachment_data = attachment_response.json() data = attachment_data.get("data") filename = part.get("filename", "untitled.txt") if data: data_new[filename]=data attachment_content = base64.urlsafe_b64decode(data) extracted_text = await extract_text_from_attachment(filename, attachment_content) attachment_no+=1 return {"attachment_count":attachment_no,"attachment_content":data_new} async def send_chunked_data(websocket: WebSocket, filename: str, data: str): chunk_size = 1024 # Set an appropriate chunk size for i in range(0, len(data), chunk_size): await websocket.send_json({"filename": filename, "data_chunk": data[i:i + chunk_size]}) await asyncio.sleep(0.4) await websocket.send_text("FinishedThisAttachment") async def extract_text_from_pdf(pdf_data): with io.BytesIO(pdf_data) as pdf_file: pdf_reader = PyPDF2.PdfReader(pdf_file) text = "" for page_num in range(len(pdf_reader.pages)): page = pdf_reader.pages[page_num] text += page.extract_text() return text async def extract_text_from_docx(docx_data): doc = Document(io.BytesIO(docx_data)) text = "" for para in doc.paragraphs: text += para.text + "\n" return text async def extract_text_from_attachment(filename, data): if filename.endswith('.pdf'): return await extract_text_from_pdf(data) elif filename.endswith('.docx'): return await extract_text_from_docx(data) else: # Add handling for other document types if needed return "Unsupported document type" @app.websocket("/ws") async def test_websocket(websocket: WebSocket): await websocket.accept() logger.info("Hi hi succefull in connecting !!") data = await websocket.receive_text() logger.info("Received JSON data: %s", data) def get_messages(code:str): logging.info("entered into the get_messages") access_token = code print("printing access_token") print(access_token) page_token = None messages = [] jobs_query = "subject:receipt OR subject:receipts has:attachment" while True: # Construct Gmail API request with pageToken print("into the gmail") gmail_url = f"https://www.googleapis.com/gmail/v1/users/me/messages?q={jobs_query}" if page_token: gmail_url += f"&pageToken={page_token}" gmail_response = requests.get(gmail_url, headers={"Authorization": f"Bearer {access_token}"}) logging.info(f"{gmail_response}") print(gmail_response) gmail_data = gmail_response.json() # Check if there are messages in the response if "messages" in gmail_data: messages.extend(gmail_data["messages"]) # Check if there are more pages if "nextPageToken" in gmail_data: page_token = gmail_data["nextPageToken"] else: break # No more pages, exit the loop print("returning the messages") unique_thread_ids = set() filtered_data_list = [] for entry in messages: thread_id = entry['threadId'] if thread_id not in unique_thread_ids: unique_thread_ids.add(thread_id) filtered_data_list.append(entry) return filtered_data_list async def event_generator(code:str): logging.info("entered into the event_generator") access_token = code messages=get_messages(access_token) print(len(messages)) await websocket.send_json({"total_messages":len(messages)}) await websocket.send_text("CompletedSendingTotalMessagesLength") attachments = [] prev_data="" data_new={} attachment_no=0 batch_size = 5 prev_filename = None for i,message in enumerate(messages) : print(i) logging.info(f"{i}") logging.info(f"{message}") print(message) if message: message_id = message.get("id") thread_id = message.get("threadId") print(message_id) if message_id: message_url = f"https://www.googleapis.com/gmail/v1/users/me/messages/{message_id}" message_response = requests.get(message_url, headers={"Authorization": f"Bearer {access_token}"}) message_data = message_response.json() # Check for parts in the message payload if "payload" in message_data and "parts" in message_data["payload"]: for part in message_data["payload"]["parts"]: if "body" in part and "attachmentId" in part["body"]: attachment_id = part["body"]["attachmentId"] print(attachment_id) attachment_url = f"https://www.googleapis.com/gmail/v1/users/me/messages/{message_id}/attachments/{attachment_id}" attachment_response = requests.get(attachment_url, headers={"Authorization": f"Bearer {access_token}"}) attachment_data = attachment_response.json() data = attachment_data.get("data",{}) filename = part.get("filename", "untitled.txt") if data: data_new[filename]=str(data[:10]) attachment_content = base64.urlsafe_b64decode(data) logging.info(filename) extracted_text = await extract_text_from_attachment(filename, attachment_content) logging.info(extracted_text) await send_chunked_data(websocket, filename, data) attachment_no+=1 await websocket.send_text("CompletedFetchingMessages") await event_generator(data) logging.info("Closing connection") await websocket.close()