Update app.py

app.py

@@ -1,38 +1,58 @@
 """
-Shared KGX3 API Endpoint. Includes a user responsibility disclaimer and agreement checkbox.
+KGX3 Research Analyzer – Hugging Face Space
+Uploads PDFs to the private WordPress /PDF endpoint (secured with X-API-Key),
+retrieves a signed temporary link, and sends it to the PreprintWatch KGX3 API.
 """
 
 import gradio as gr
-import requests, json, pathlib, mimetypes
+import requests, json, pathlib, mimetypes, re
 
 # === CONFIGURATION ===
-API_ENDPOINT = "https://preprintwatch.com/wp-json/pw-kgx3/v1/submit"
-API_KEY = "sk-X1zY9wS3-vU4tQ0-rOjH5gK2fE7mN6"
-
-
-# === CORE LOGIC ===
+WP_UPLOAD_URL = "https://preprintwatch.com/wp-json/kgx3/v1/upload"   # your WP REST route
+WP_UPLOAD_KEY = "lmsijtadti7tiDD6750xNdN"                             # shared secret
+API_ENDPOINT  = "https://preprintwatch.com/wp-json/pw-kgx3/v1/submit" # KGX3 proxy
+API_KEY       = "sk-X1zY9wS3-vU4tQ0-rOjH5gK2fE7mN6"                   # internal KGX3 key
+
+
+# === HELPERS ===
+def upload_private_pdf(pdf_path: str) -> str:
+    """Upload to WordPress secure uploader and return signed fetch URL."""
+    with open(pdf_path, "rb") as f:
+        r = requests.post(
+            WP_UPLOAD_URL,
+            headers={"X-API-Key": WP_UPLOAD_KEY},
+            files={"file": f},
+            timeout=60
+        )
+    r.raise_for_status()
+    data = r.json()
+    if "fetch_url" not in data:
+        raise RuntimeError(f"Upload failed: {data}")
+    return data["fetch_url"]
+
+
+# === MAIN WORKFLOW ===
 def call_kgx3(title, email, pdf_file, agreement):
-    """Send uploaded PDF to the shared KGX3 endpoint on PreprintWatch if disclaimer accepted."""
     if not agreement:
         return "⚠️ You must accept the disclaimer before running KGX3.", ""
     if not pdf_file:
         return "Please select a PDF file.", ""
+    if not email or not re.match(r"[^@]+@[^@]+\\.[^@]+", email):
+        return "A valid email address is required to run KGX3.", ""
+
     pdf_path = pdf_file.name
     if not pdf_path.lower().endswith(".pdf"):
         return "Only PDF files are supported.", ""
 
-    # Build the Hugging Face Space file URL
-    space_root = gr.get_current_space() or "https://your-space-name.hf.space"
-    file_name = pathlib.Path(pdf_path).name
-    file_url = f"{space_root}/file={file_name}"
+    # --- Upload to WP and get temporary signed URL ---
+    try:
+        file_url = upload_private_pdf(pdf_path)
+    except Exception as e:
+        return f"Upload error: {e}", ""
 
+    # --- Forward to KGX3 ---
     headers = {"X-API-Key": API_KEY, "Content-Type": "application/json"}
-    payload = {
-        "title": title or pathlib.Path(pdf_path).stem,
-        "pdf_url": file_url,
-    }
-    if email:
-        payload["email"] = email
+    payload = {"title": title or pathlib.Path(pdf_path).stem, "pdf_url": file_url, "email": email}
 
     try:
         resp = requests.post(API_ENDPOINT, headers=headers, json=payload, timeout=180)
@@ -45,104 +65,80 @@ def call_kgx3(title, email, pdf_file, agreement):
         return f"Request error: {e}", file_url
 
 
-# === STYLE (high-contrast futuristic) ===
+# === STYLE (high-contrast Matrix aesthetic) ===
 FUTURE_CSS = """
-/* === GLOBAL RESET === */
 html, body, .gradio-container {
-  background-color: #000 !important;
-  color: #00ff99 !important;
-  font-family: 'Courier New', monospace !important;
+  background:#000 !important;
+  color:#00ff99 !important;
+  font-family:'Courier New',monospace !important;
 }
-* { color: #00ff99 !important; box-sizing: border-box; }
-
-/* === BOXES, PANELS, COLUMNS === */
-div, section, .gr-block, .gr-panel, .gr-box, .gr-column, .gr-row {
-  background-color: #000 !important;
-  border-color: #00ff99 !important;
+* { box-sizing:border-box; color:#00ff99 !important; }
+h1,h2,h3,label,.label {
+  font-weight:700 !important; text-transform:uppercase;
+  border-bottom:1px solid #00ff99; padding-bottom:4px; margin-bottom:8px;
 }
-
-/* === INPUTS, TEXTAREA, FILE UPLOAD === */
-input, textarea, select, .upload-box, .file-preview, .wrap-inner, .file-preview-container {
-  background-color: #000 !important;
-  color: #00ff99 !important;
-  border: 1px solid #00ff99 !important;
-  border-radius: 4px !important;
-  padding: 6px 8px !important;
+.gr-box,.gr-panel,.gr-column,.gr-row {
+  background:#000 !important; border:1px solid #00ff99 !important;
+  border-radius:6px; padding:10px;
+}
+input,textarea,.upload-box,.file-preview,.wrap-inner {
+  background:#000 !important; border:1px solid #00ff99 !important;
+  color:#00ff99 !important; border-radius:4px; padding:6px 8px !important;
 }
-::placeholder { color: #00ff99 !important; opacity: 0.6; }
-
-/* === BUTTONS === */
 button {
-  background-color: #000 !important;
-  color: #00ff99 !important;
-  border: 2px solid #00ff99 !important;
-  border-radius: 4px;
-  text-transform: uppercase;
-  font-weight: 700;
-  letter-spacing: 0.5px;
-  padding: 8px 16px !important;
+  background:#000 !important; color:#00ff99 !important;
+  border:2px solid #00ff99 !important; border-radius:4px;
+  text-transform:uppercase; font-weight:700; padding:8px 16px !important;
 }
-button:hover { background-color: #00ff99 !important; color: #000 !important; }
-
-/* === CODE OUTPUT === */
-pre, code, .cm-editor, .cm-content, .cm-line {
-  background-color: #000 !important;
-  color: #00ff99 !important;
-  border: 1px solid #00ff99 !important;
-  border-radius: 4px;
+button:hover { background:#00ff99 !important; color:#000 !important; }
+pre,code,.cm-editor,.cm-content,.cm-line {
+  background:#000 !important; color:#00ff99 !important;
+  border:1px solid #00ff99 !important; border-radius:4px; padding:10px;
 }
-
-/* === CHECKBOX === */
-input[type=checkbox] { accent-color: #00ff99 !important; transform: scale(1.1); }
-
-/* === SCROLLBARS === */
-::-webkit-scrollbar { width: 8px; background: #000; }
-::-webkit-scrollbar-thumb { background: #00ff99; border-radius: 4px; }
+input[type=checkbox]{accent-color:#00ff99 !important;transform:scale(1.1);}
+::-webkit-scrollbar{width:8px;background:#000;}
+::-webkit-scrollbar-thumb{background:#00ff99;border-radius:4px;}
+footer,.footer,small{color:#00ff99 !important;opacity:.8;text-align:center;}
 """
 
-# === BUILD APP ===
-with gr.Blocks(css=FUTURE_CSS, title="Shared KGX3 API Endpoint") as demo:
+
+# === BUILD INTERFACE ===
+with gr.Blocks(css=FUTURE_CSS, title="KGX3 Research Analyzer") as demo:
     gr.Markdown("""
-    # 🧠 **KGX3 Engine**
+    # **KGX3 Engine**
     Upload a scientific preprint PDF.  
     The app sends it to the **PreprintWatch KGX3** API for automated paradigm-cycle analysis.
     """)
 
-    # --- Disclaimer Section ---
+    # --- Disclaimer ---
     gr.Markdown("""
     ### ⚠️ Disclaimer
     By using this interface, you confirm that:
     - You are solely responsible and accountable for the files you upload.  
     - All uploaded files are automatically deleted within **24 hours**.  
-    - System logs of KGX3 activity are retained securely for **up to 60 days** for service auditing.  
+    - System logs of KGX3 activity are retained securely for **up to 60 days** for auditing.  
     - You must ensure that any material you upload is lawful, non-confidential, and free of third-party rights restrictions.
     """)
-
     agreement = gr.Checkbox(
         label="I have read and accept full responsibility and accountability for the files I upload.",
         value=False
     )
 
-    # --- Main layout ---
+    # --- Layout ---
     with gr.Row():
         with gr.Column(scale=1):
             title_box = gr.Textbox(label="Preprint Title", placeholder="Enter or paste the paper title")
-            email_box = gr.Textbox(label="Email (optional)", placeholder="you@example.com")
-            file_box = gr.File(label="Upload PDF", file_types=[".pdf"], type="filepath")
-            run_btn = gr.Button("Run KGX3", variant="primary")
+            email_box = gr.Textbox(label="Email (required)", placeholder="you@example.com")
+            file_box  = gr.File(label="Upload PDF", file_types=[".pdf"], type="filepath")
+            run_btn   = gr.Button("Run KGX3", variant="primary")
         with gr.Column(scale=1):
             output_json = gr.Code(label="KGX3 Response", language="json")
-            output_url = gr.Textbox(label="PDF Link Used", interactive=False)
+            output_url  = gr.Textbox(label="PDF Link Used", interactive=False)
 
-    # --- Button logic (checkbox included) ---
-    run_btn.click(
-        call_kgx3,
-        inputs=[title_box, email_box, file_box, agreement],
-        outputs=[output_json, output_url]
-    )
+    run_btn.click(call_kgx3,
+                  inputs=[title_box, email_box, file_box, agreement],
+                  outputs=[output_json, output_url])
 
-    gr.Markdown(
-        "<small>Built on Gradio • Hosted on Hugging Face Spaces • Thomas Kuhn Foundation © 2025</small>"
-    )
+    gr.Markdown("<small>Built on Gradio • Hosted on Hugging Face Spaces • Thomas Kuhn Foundation © 2025</small>")
 
 demo.launch()