Update app.py
Browse files
app.py
CHANGED
@@ -60,7 +60,7 @@ initialize()
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# سكيما قاعدة البيانات (نفسها كما في الكود الأصلي)
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DB_SCHEMA = """
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-
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id uuid NOT NULL,
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updated_at timestamp with time zone,
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username text UNIQUE CHECK (char_length(username) >= 3),
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@@ -74,14 +74,14 @@ CREATE TABLE public.profiles (
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CONSTRAINT profiles_id_fkey FOREIGN KEY (id) REFERENCES auth.users(id)
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);
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp with time zone DEFAULT (now() AT TIME ZONE 'utc'::text),
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name text,
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CONSTRAINT place_pkey PRIMARY KEY (id)
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);
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp with time zone NOT NULL DEFAULT now(),
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place_id bigint,
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@@ -91,7 +91,7 @@ CREATE TABLE public.user_place (
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CONSTRAINT user_place_user_cam_mac_fkey FOREIGN KEY (user_cam_mac) REFERENCES public.profiles(cam_mac)
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);
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp without time zone,
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caption text,
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@@ -104,7 +104,7 @@ CREATE TABLE public.data (
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CONSTRAINT data_user_place_id_fkey FOREIGN KEY (user_place_id) REFERENCES public.user_place(id)
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);
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp with time zone NOT NULL DEFAULT now(),
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mac_address text,
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@@ -119,7 +119,7 @@ CREATE TABLE public.biodata (
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CONSTRAINT biodata_mac_address_fkey FOREIGN KEY (mac_address) REFERENCES public.profiles(cam_mac)
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);
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp without time zone NOT NULL DEFAULT now(),
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user_cam_mac text,
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@@ -136,7 +136,7 @@ CREATE TABLE public.notification (
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CONSTRAINT notification_user_cam_mac_fkey FOREIGN KEY (user_cam_mac) REFERENCES public.profiles(cam_mac)
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);
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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flag smallint,
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user_mac_address text,
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@@ -192,17 +192,27 @@ def is_safe_sql(sql):
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return True
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def clean_sql(sql):
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"""تنظيف استعلام SQL لضمان أنه SELECT فقط"""
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# إزالة أي شيء قبل SELECT
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sql = re.sub(r'^[^S]*(SELECT)', 'SELECT', sql, flags=re.IGNORECASE)
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# أخذ أول عبارة SQL فقط
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sql = sql.split(';')[0] + ';'
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# إزالة المسافات الزائدة
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sql = ' '.join(sql.split()).strip()
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return sql
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@app.route('/api/query', methods=['POST'])
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@@ -222,39 +232,45 @@ def handle_query():
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1. قم بتحويل السؤال إلى استعلام SELECT فقط لـ PostgreSQL.
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2. يجب أن يتضمن الشرط: WHERE cam_mac = '{data['cam_mac']}'.
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3. ممنوع تمامًا استخدام أي أوامر غير SELECT.
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### هيكل قاعدة البيانات:
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{DB_SCHEMA}
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### السؤال:
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{data['text']}
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### استعلام SQL (SELECT فقط):
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"""
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inputs = tokenizer(prompt, return_tensors="pt", truncation=True, max_length=512)
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# نقل المدخلات إلى الجهاز المناسب (CPU/GPU)
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device = 'cuda' if torch.cuda.is_available() else 'cpu'
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inputs = {k: v.to(device) for k, v in inputs.items()}
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with torch.no_grad():
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outputs = model.generate(
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**inputs,
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max_length=256,
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num_beams=4,
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early_stopping=True
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)
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sql = tokenizer.decode(outputs[0], skip_special_tokens=True)
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logger.info(f"⚡ الاستعلام
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sql = clean_sql(sql)
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if not is_safe_sql(sql):
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-
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conn = get_db_connection()
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if not conn:
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return jsonify({"error": "فشل الاتصال بقاعدة البيانات"}), 500
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@@ -287,45 +303,6 @@ def handle_query():
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logger.error(f"❌ خطأ غير متوقع: {str(e)}", exc_info=True)
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return jsonify({"error": "فشل في معالجة الطلب"}), 500
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try:
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cursor = conn.cursor()
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cursor.execute(sql)
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if cursor.description:
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columns = [desc[0] for desc in cursor.description]
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rows = cursor.fetchall()
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data = [dict(zip(columns, row)) for row in rows]
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response = {
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"data": data,
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"sql": sql,
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"timestamp": datetime.now().isoformat()
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}
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else:
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conn.commit()
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response = {
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"message": "تم تنفيذ الاستعلام بنجاح (لا توجد بيانات للإرجاع)",
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"sql": sql
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}
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return jsonify(response)
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except Exception as e:
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logger.error(f"❌ خطأ في تنفيذ SQL: {e}\nالاستعلام: {sql}")
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return jsonify({
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"error": "خطأ في تنفيذ الاستعلام",
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"sql": sql,
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"details": str(e)
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}), 500
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finally:
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if conn:
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conn.close()
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except Exception as e:
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logger.error(f"❌ خطأ غير متوقع: {str(e)}", exc_info=True)
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return jsonify({"error": "فشل في معالجة الطلب"}), 500
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@app.route('/health')
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def health_check():
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return jsonify({
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# سكيما قاعدة البيانات (نفسها كما في الكود الأصلي)
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DB_SCHEMA = """
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profiles (
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id uuid NOT NULL,
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updated_at timestamp with time zone,
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username text UNIQUE CHECK (char_length(username) >= 3),
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CONSTRAINT profiles_id_fkey FOREIGN KEY (id) REFERENCES auth.users(id)
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);
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place (
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp with time zone DEFAULT (now() AT TIME ZONE 'utc'::text),
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name text,
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CONSTRAINT place_pkey PRIMARY KEY (id)
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);
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user_place (
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp with time zone NOT NULL DEFAULT now(),
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place_id bigint,
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CONSTRAINT user_place_user_cam_mac_fkey FOREIGN KEY (user_cam_mac) REFERENCES public.profiles(cam_mac)
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);
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data (
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp without time zone,
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caption text,
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CONSTRAINT data_user_place_id_fkey FOREIGN KEY (user_place_id) REFERENCES public.user_place(id)
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);
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+
biodata (
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp with time zone NOT NULL DEFAULT now(),
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mac_address text,
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CONSTRAINT biodata_mac_address_fkey FOREIGN KEY (mac_address) REFERENCES public.profiles(cam_mac)
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);
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notification (
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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created_at timestamp without time zone NOT NULL DEFAULT now(),
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user_cam_mac text,
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CONSTRAINT notification_user_cam_mac_fkey FOREIGN KEY (user_cam_mac) REFERENCES public.profiles(cam_mac)
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);
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flag (
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id bigint GENERATED ALWAYS AS IDENTITY NOT NULL,
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flag smallint,
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user_mac_address text,
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return True
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def clean_sql(sql, cam_mac):
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"""تنظيف استعلام SQL لضمان أنه SELECT فقط"""
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# إزالة أي أوامر غير SELECT
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sql = re.sub(r'CREATE\s+TABLE', '', sql, flags=re.IGNORECASE)
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sql = re.sub(r'INSERT\s+INTO', '', sql, flags=re.IGNORECASE)
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sql = re.sub(r'UPDATE\s+', '', sql, flags=re.IGNORECASE)
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sql = re.sub(r'DELETE\s+FROM', '', sql, flags=re.IGNORECASE)
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# إزالة أي شيء قبل SELECT
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sql = re.sub(r'^[^S]*(SELECT)', 'SELECT', sql, flags=re.IGNORECASE)
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# أخذ أول عبارة SQL فقط
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sql = sql.split(';')[0] + ';'
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# إزالة المسافات الزائدة
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sql = ' '.join(sql.split()).strip()
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# إذا لم يعد يحتوي على SELECT بعد التنظيف
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if not sql.upper().startswith('SELECT'):
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return f"SELECT id, created_at FROM data WHERE cam_mac = '{cam_mac}' ORDER BY created_at DESC LIMIT 1;"
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return sql
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@app.route('/api/query', methods=['POST'])
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1. قم بتحويل السؤال إلى استعلام SELECT فقط لـ PostgreSQL.
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2. يجب أن يتضمن الشرط: WHERE cam_mac = '{data['cam_mac']}'.
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3. ممنوع تمامًا استخدام أي أوامر غير SELECT.
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4. استخدم أسماء الجداول الموجودة فقط: profiles, place, user_place, data, biodata, notification, flag.
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### هيكل قاعدة البيانات:
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{DB_SCHEMA}
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### أمثلة صحيحة:
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- السؤال: "ما عدد زياراتي للمكتب؟"
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SQL: SELECT COUNT(*) FROM data WHERE cam_mac = '{data['cam_mac']}';
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- السؤال: "ما هي آخر زيارة؟"
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SQL: SELECT id, created_at FROM data WHERE cam_mac = '{data['cam_mac']}' ORDER BY created_at DESC LIMIT 1;
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### السؤال:
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{data['text']}
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### استعلام SQL (SELECT فقط):
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"""
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inputs = tokenizer(prompt, return_tensors="pt", truncation=True, max_length=512).to('cpu')
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with torch.no_grad():
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outputs = model.generate(
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**inputs,
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max_length=256,
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num_beams=4,
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early_stopping=True,
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temperature=0.7
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)
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sql = tokenizer.decode(outputs[0], skip_special_tokens=True)
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logger.info(f"⚡ الاستعلام المولد (قبل التنظيف): {sql}")
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sql = clean_sql(sql, data['cam_mac'])
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logger.info(f"🔧 الاستعلام بعد التنظيف: {sql}")
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if not is_safe_sql(sql):
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logger.warning(f"استعلام غير آمن بعد التنظيف، استخدام استعلام افتراضي")
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sql = f"SELECT id, created_at FROM data WHERE cam_mac = '{data['cam_mac']}' ORDER BY created_at DESC LIMIT 10;"
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conn = get_db_connection()
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if not conn:
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return jsonify({"error": "فشل الاتصال بقاعدة البيانات"}), 500
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logger.error(f"❌ خطأ غير متوقع: {str(e)}", exc_info=True)
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return jsonify({"error": "فشل في معالجة الطلب"}), 500
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@app.route('/health')
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def health_check():
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return jsonify({
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