add download speed limit setting

core/interface/gui.py

@@ -196,6 +196,24 @@ class MainWindow(QtWidgets.QMainWindow, QWidget):
         download_path.setText(state.download_path)
         dialog.layout().addWidget(download_path_container)
 
+        #################
+        # SPEED LIMITING #
+        ##################
+
+        speed_limit_container = QWidget()
+        speed_limit_layout = QHBoxLayout()
+
+        speed_limit_layout.addWidget(QLabel("Max Download Speed (KiB, 0 for unlimited): "))
+        speed_limit = QSpinBox()
+        speed_limit.setMinimum(0)
+        speed_limit.setMaximum(10000000)
+        speed_limit.setValue(state.speed_limit)
+        speed_limit_container.setLayout(speed_limit_layout)
+        speed_limit_layout.addWidget(speed_limit)
+        speed_limit.setFixedWidth(180)
+        speed_limit.setFixedHeight(30)
+        dialog.layout().addWidget(speed_limit_container)
+
         ###############
         # SAVE/CANCEL #
         ###############
@@ -204,7 +222,7 @@ class MainWindow(QtWidgets.QMainWindow, QWidget):
 
         save_btn = QPushButton("Save")
         cancel_btn = QPushButton("Cancel")
-        save_btn.clicked.connect(lambda: save_settings(thread_box.value(), close_settings, api_url.toPlainText(), download_path.toPlainText()))
+        save_btn.clicked.connect(lambda: save_settings(thread_box.value(), close_settings, api_url.toPlainText(), download_path.toPlainText(), speed_limit.value()))
     
 
         cancel_btn.clicked.connect(dialog.reject)
@@ -251,5 +269,3 @@ class MainWindow(QtWidgets.QMainWindow, QWidget):
     def update_progress(self):
         progress = dlprogress()
         self.progressbar.setValue(progress)
-
-

core/network/aria2_integration.py

@@ -18,6 +18,7 @@ def run_aria2p():
 
 def aria2server():
     download_path = state.download_path
+    speed_limit = state.speed_limit
 
     cmd = [
         "aria2c",
@@ -26,11 +27,10 @@ def aria2server():
         "--rpc-listen-all",
         "--rpc-listen-port=6800",
         f"--dir={download_path}",
+        f"--max-download-limit={speed_limit * 1024}",
         "-x", str(state.aria2_threads),
         "-s", str(state.aria2_threads),
     ]
-
-
     
     aria2server = subprocess.Popen(cmd)
     return aria2server

core/utils/config/config.py

@@ -7,7 +7,7 @@ from core.utils.data.state import state
 def create_config():
     config = configparser.ConfigParser()
 
-    config["General"] = {"debug": True, "api_url": f"{state.api_url}", "aria2_threads": f"{state.aria2_threads}", "download_path": f"{state.download_path}"}
+    config["General"] = {"debug": True, "api_url": f"{state.api_url}", "aria2_threads": f"{state.aria2_threads}", "download_path": f"{state.download_path}", f"speed_limit": f"{state.speed_limit}"}
 
     if platform.system() == "Windows":
             config_dir = os.environ.get("APPDATA", os.path.expanduser("~\\AppData\\Roaming"))
@@ -41,4 +41,5 @@ def read_config():
     state.api_url = config.get("General", "api_url")
     state.aria2_threads = config.getint("General", "aria2_threads")
     state.download_path = config.get("General", "download_path")
+    state.speed_limit = config.getint("General", "speed_limit")
 

core/utils/config/settings.py

@@ -1,6 +1,5 @@
 from core.utils.data.state import state
 from .config import create_config
-import os
 
 def restart_aria2c():
     import main # had to do this because of circle import :(
@@ -13,10 +12,11 @@ def restart_aria2c():
     atexit.unregister(main.kill_aria2server)
     atexit.register(main.kill_aria2server)
 
-def save_settings(thread_count, close, apiurl, download_path):
+def save_settings(thread_count, close, apiurl, download_path, speed_limit):
     state.aria2_threads = thread_count
     state.api_url = apiurl
     state.download_path = download_path
+    state.speed_limit = speed_limit
     
     create_config()
     restart_aria2c()

core/utils/data/state.py

@@ -11,6 +11,7 @@ class AppState:
     tracker: str = "rutracker"
     api_url: str = "https://api.michijackson.xyz"
     download_path:  str = str(Path.home() / "Downloads")
+    speed_limit: int = 0
     aria2process: Optional[Any] = None
     aria2_threads: int = 4