Spaces:
Running
on
Zero
Running
on
Zero
| from pathlib import Path | |
| import gradio as gr | |
| from datetime import datetime | |
| import os | |
| import spaces # necessary to run on Zero. | |
| from spaces.zero.client import _get_token | |
| from fastapi import FastAPI | |
| from fastapi.staticfiles import StaticFiles | |
| import uvicorn | |
| # Create a static directory to store the dynamic HTML files | |
| static_dir = Path("./static") | |
| static_dir.mkdir(parents=True, exist_ok=True) | |
| # Tell Gradio which absolute paths are allowed to be served | |
| os.environ["GRADIO_ALLOWED_PATHS"] = str(static_dir.resolve()) | |
| print("os.environ['GRADIO_ALLOWED_PATHS'] =", os.environ["GRADIO_ALLOWED_PATHS"]) | |
| # Create FastAPI app | |
| app = FastAPI() | |
| # Mount the static directory | |
| app.mount("/static", StaticFiles(directory="static"), name="static") | |
| def predict(request: gr.Request, text_input): | |
| token = _get_token(request) | |
| file_name = f"{datetime.utcnow().strftime('%s')}.html" | |
| file_path = static_dir / file_name | |
| print("File will be written to:", file_path) | |
| with open(file_path, "w") as f: | |
| f.write(f"""<!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script src="https://cdn.tailwindcss.com"></script> | |
| </head> | |
| <body class="bg-gray-200 dark:text-white dark:bg-gray-900"> | |
| <h1 class="text-3xl font-bold"> | |
| Hello <i>{text_input}</i> From Gradio Iframe | |
| </h1> | |
| <h3>Filename: {file_name}</h3> | |
| </body> | |
| </html> | |
| """) | |
| os.chmod(file_path, 0o644) | |
| # Use the direct static route instead of Gradio's file route | |
| iframe = f'<iframe src="/static/{file_name}" width="100%" height="500px"></iframe>' | |
| link = f'<a href="/static/{file_name}" target="_blank">{file_name}</a>' | |
| print("Serving file at URL:", f"/static/{file_name}") | |
| return link, iframe | |
| with gr.Blocks() as block: | |
| gr.Markdown(""" | |
| ## Gradio + Static Files Demo | |
| This demo generates dynamic HTML files and stores them in a "static" directory. They are then served via Gradio's `/file=` route. | |
| """) | |
| with gr.Row(): | |
| with gr.Column(): | |
| text_input = gr.Textbox(label="Name") | |
| markdown = gr.Markdown(label="Output Link") | |
| new_btn = gr.Button("New") | |
| with gr.Column(): | |
| html = gr.HTML(label="HTML Preview", show_label=True) | |
| new_btn.click(fn=predict, inputs=[text_input], outputs=[markdown, html]) | |
| # Mount Gradio app to FastAPI | |
| app = gr.mount_gradio_app(app, block, path="/") | |
| # Run both servers | |
| if __name__ == "__main__": | |
| uvicorn.run(app, host="0.0.0.0", port=7860) |