Spaces:
Running
Running
import gradio as gr | |
import requests | |
import json | |
import os | |
import time | |
from collections import defaultdict | |
BASE_URL = "https://api.jigsawstack.com/v1" | |
headers = { | |
"x-api-key": os.getenv("JIGSAWSTACK_API_KEY") | |
} | |
# Rate limiting configuration | |
request_times = defaultdict(list) | |
MAX_REQUESTS = 20 # Maximum requests per time window | |
TIME_WINDOW = 3600 # Time window in seconds (1 hour) | |
def get_real_ip(request: gr.Request): | |
"""Extract real IP address using x-forwarded-for header or fallback""" | |
if not request: | |
return "unknown" | |
forwarded = request.headers.get("x-forwarded-for") | |
if forwarded: | |
ip = forwarded.split(",")[0].strip() # First IP in the list is the client's | |
else: | |
ip = request.client.host # fallback | |
return ip | |
def check_rate_limit(request: gr.Request): | |
"""Check if the current request exceeds rate limits""" | |
if not request: | |
return True, "Rate limit check failed - no request info" | |
ip = get_real_ip(request) | |
now = time.time() | |
# Clean up old timestamps outside the time window | |
request_times[ip] = [t for t in request_times[ip] if now - t < TIME_WINDOW] | |
# Check if rate limit exceeded | |
if len(request_times[ip]) >= MAX_REQUESTS: | |
time_remaining = int(TIME_WINDOW - (now - request_times[ip][0])) | |
time_remaining_minutes = round(time_remaining / 60, 1) | |
time_window_minutes = round(TIME_WINDOW / 60, 1) | |
return False, f"Rate limit exceeded. You can make {MAX_REQUESTS} requests per {time_window_minutes} minutes. Try again in {time_remaining_minutes} minutes." | |
# Add current request timestamp | |
request_times[ip].append(now) | |
return True, "" | |
def transcribe_audio(input_type, audio_url, file_store_key, language, request: gr.Request): | |
"""Transcribe audio using JigsawStack Speech-to-Text API""" | |
# Check rate limit first | |
rate_limit_ok, rate_limit_msg = check_rate_limit(request) | |
if not rate_limit_ok: | |
return rate_limit_msg, "" | |
if input_type == "Audio URL" and not audio_url: | |
return "Error: Please provide an audio URL.", "" | |
if input_type == "File Store Key" and not file_store_key: | |
return "Error: Please provide a file store key.", "" | |
try: | |
payload = {} | |
if input_type == "Audio URL": | |
payload["url"] = audio_url.strip() | |
if input_type == "File Store Key": | |
payload["file_store_key"] = file_store_key.strip() | |
if language: | |
payload["language"] = language | |
response = requests.post( | |
f"{BASE_URL}/ai/transcribe", | |
headers=headers, | |
json=payload | |
) | |
response.raise_for_status() | |
result = response.json() | |
if not result.get("success"): | |
error_msg = f"Error: API call failed - {result.get('message', 'Unknown error')}" | |
return error_msg, "" | |
transcribed_text = result.get("text", "") | |
return "Transcription completed successfully!", transcribed_text | |
except requests.exceptions.RequestException as e: | |
return f"Request failed: {str(e)}", "" | |
except Exception as e: | |
return f"An unexpected error occurred: {str(e)}", "" | |
with gr.Blocks() as demo: | |
gr.Markdown(""" | |
<div style='text-align: center; margin-bottom: 24px;'> | |
<h1 style='font-size:2.2em; margin-bottom: 0.2em;'>🧩 Speech-to-Text Transcription</h1> | |
<p style='font-size:1.2em; margin-top: 0;'>Convert speech to text with ease.</p> | |
<p style='font-size:1em; margin-top: 0.5em;'>For more details and API usage, see the <a href='https://jigsawstack.com/docs/api-reference/ai/speech-to-text' target='_blank'>documentation</a>.</p> | |
</div> | |
""") | |
with gr.Row(): | |
with gr.Column(): | |
gr.Markdown("#### Audio Input") | |
input_type = gr.Radio([ | |
"Audio URL", | |
"File Store Key" | |
], value="Audio URL", label="Select Input Type") | |
audio_url = gr.Textbox( | |
label="Audio URL", | |
placeholder="Enter the URL of the audio/video file...", | |
visible=True | |
) | |
file_store_key = gr.Textbox( | |
label="File Store Key", | |
placeholder="Enter the file store key from JigsawStack File Storage...", | |
visible=False | |
) | |
language = gr.Textbox( | |
label="Language (optional)", | |
placeholder="e.g., en, es, fr, de, ja, zh... (leave empty for auto-detect)" | |
) | |
transcribe_btn = gr.Button("Start Transcription", variant="primary") | |
with gr.Column(): | |
gr.Markdown("#### Transcription Result") | |
status_message = gr.Textbox(label="Status", interactive=False) | |
transcribed_text = gr.Textbox( | |
label="Transcribed Text", | |
interactive=False, | |
lines=10, | |
max_lines=20 | |
) | |
def toggle_inputs(selected): | |
if selected == "Audio URL": | |
return gr.update(visible=True), gr.update(visible=False) | |
else: | |
return gr.update(visible=False), gr.update(visible=True) | |
input_type.change(toggle_inputs, inputs=[input_type], outputs=[audio_url, file_store_key]) | |
transcribe_btn.click( | |
transcribe_audio, | |
inputs=[input_type, audio_url, file_store_key, language], | |
outputs=[status_message, transcribed_text] | |
) | |
demo.launch() | |