✅ Fix analisi locale con upload multiplo dei PDF

app.py

@@ -63,7 +63,12 @@ def validate_document(pdf_path, comparison_sources, method="local", titles=None)
         token_overlap = calculate_token_overlap(pdf_text, doc_text)
         oui = calculate_oui(similarity, token_overlap)
         title = titles[i] if titles and i < len(titles) else os.path.basename(doc) if method == "local" else "Unknown Title"
-        results.append({"title": title, "similarity": round(similarity, 2), "token_overlap": round(token_overlap, 2), "oui": round(oui, 2)})
+        results.append({
+            "title": title,
+            "similarity": round(similarity, 2),
+            "token_overlap": round(token_overlap, 2),
+            "oui": round(oui, 2)
+        })
     return results
 
 def fetch_pubmed_details(article_id):
@@ -86,7 +91,12 @@ def fetch_pubmed_details(article_id):
 
 def fetch_pubmed(query, year_start, year_end, max_results=10):
     base_url = "https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi"
-    params = {"db": "pubmed", "term": f"{query} AND ({year_start}[PDAT] : {year_end}[PDAT])", "retmax": max_results, "retmode": "json"}
+    params = {
+        "db": "pubmed",
+        "term": f"{query} AND ({year_start}[PDAT] : {year_end}[PDAT])",
+        "retmax": max_results,
+        "retmode": "json"
+    }
     try:
         response = requests.get(base_url, params=params)
         response.raise_for_status()
@@ -103,32 +113,48 @@ def index():
 def validate():
     pdf_file = request.files.get("pdf_file")
     analysis_type = request.form.get("analysis_type")
-    local_dir = request.form.get("local_directory", "").strip()
     query = request.form.get("query", "").strip()
+
     if not pdf_file:
         flash("Carica un file PDF valido.", "error")
         return redirect(url_for("index"))
+
     filename = secure_filename(pdf_file.filename)
     pdf_path = os.path.join(app.config["UPLOAD_FOLDER"], filename)
     pdf_file.save(pdf_path)
+
     results = []
+
     if analysis_type == "local":
-        if not os.path.isdir(local_dir):
-            flash("Seleziona una directory valida.", "error")
-            return redirect(url_for("index"))
-        comparison_files = [os.path.join(local_dir, f) for f in os.listdir(local_dir) if f.endswith(".pdf")]
+        comparison_files = request.files.getlist("comparison_files")
         if not comparison_files:
-            flash("La directory non contiene PDF.", "error")
+            flash("Carica almeno un file di confronto.", "error")
             return redirect(url_for("index"))
-        results = validate_document(pdf_path, comparison_files, method="local")
+
+        saved_paths = []
+        for file in comparison_files:
+            if file.filename.endswith(".pdf"):
+                filename = secure_filename(file.filename)
+                file_path = os.path.join(app.config["UPLOAD_FOLDER"], filename)
+                file.save(file_path)
+                saved_paths.append(file_path)
+
+        results = validate_document(pdf_path, saved_paths, method="local")
+
     elif analysis_type == "pubmed":
         year_start = request.form.get("year_start", "2000")
         year_end = request.form.get("year_end", "2025")
         num_articles = int(request.form.get("num_articles", "10"))
         pubmed_ids = fetch_pubmed(query, year_start, year_end, num_articles)
         pubmed_results = [fetch_pubmed_details(article_id) for article_id in pubmed_ids]
-        results = validate_document(pdf_path, [result[1] for result in pubmed_results], method="pubmed", titles=[result[0] for result in pubmed_results])
+        results = validate_document(
+            pdf_path,
+            [result[1] for result in pubmed_results],
+            method="pubmed",
+            titles=[result[0] for result in pubmed_results]
+        )
+
     return render_template("NORUS.html", results=results)
 
 if __name__ == "__main__":
-    app.run(debug=True, host="0.0.0.0", port=7860)
+    app.run(debug=True, host="0.0.0.0", port=7860)