Feat: add an option for disabling large downloads

src/main/java/com/sheepit/client/standalone/Worker.java

@@ -110,6 +110,7 @@ public class Worker {
 	@Option(name = SettingsLoader.ARG_HOSTNAME, usage = "Set a custom hostname name (name change will be lost when client is closed)", required = false) private String hostname = null;
 	
 	@Option(name = SettingsLoader.ARG_HEADLESS, usage = "Mark your client manually as headless to block Eevee projects", required = false) private boolean headless = java.awt.GraphicsEnvironment.isHeadless();
+	@Option(name = SettingsLoader.ARG_DISABLE_LARGE_DOWNLOADS, usage = "Disable download of larger projects to preserve internet traffic", required = false) private boolean disableLargeDownloads = false;
 	
 	public static void main(String[] args) {
 		if (OS.getOS() == null) {
@@ -447,6 +448,8 @@ public class Worker {
 			config.setConfigFilePath(config_file);
 		}
 		
+		config.setDisableLargeDownloads(disableLargeDownloads);
+		
 		SettingsLoader settingsLoader = new SettingsLoader(config_file);
 		settingsLoader.merge(config, true);
 		

src/main/java/com/sheepit/client/standalone/swing/SwingTooltips.java

@@ -22,7 +22,9 @@ public enum SwingTooltips {
 	
 	COMPUTER_NAME("What this machine will be displayed as on your Sheepit profile page. Only you and admins can see this."),
 	
-	MAX_TIME_PER_FRAME("How much time a frame should take at most. Sheepit will try to assign jobs to your machine that take less time to compute.");
+	MAX_TIME_PER_FRAME("How much time a frame should take at most. Sheepit will try to assign jobs to your machine that take less time to compute."),
+	
+	DISABLE_LARGE_DOWNLOADS("Limits the client to smaller projects <= 750 MB. Consider this option if you are on a metered connection");
 	
 	
 	private final String explanation;

src/main/java/com/sheepit/client/standalone/swing/activity/Settings.java

@@ -92,6 +92,7 @@ public class Settings implements Activity {
 	private JSlider priority;
 	private JTextField proxy;
 	private JTextField hostname;
+	private JCheckBox disableLargeDownloads;
 	
 	private ButtonGroup themeOptionsGroup;
 	private JRadioButton lightMode;
@@ -105,6 +106,7 @@ public class Settings implements Activity {
 	private boolean haveAutoStarted;
 	private boolean useSysTrayPrevState;
 	private boolean isHeadlessPrevState;
+	private boolean disableLargeDownloadsPrevState;
 	private boolean sessionStarted;	//indicates whether the settings activity gets shown on launch or mid-session.
 									// it should only be false when the settings activity gets shown right after launch
 	
@@ -121,6 +123,7 @@ public class Settings implements Activity {
 		parent.getSettingsLoader().merge(config, false);
 		useSysTrayPrevState = config.isUseSysTray();
 		isHeadlessPrevState = config.isHeadless();
+		disableLargeDownloadsPrevState = config.isDisableLargeDownloads();
 		
 		applyTheme(config.getTheme());    // apply the proper theme (light/dark)
 		
@@ -441,7 +444,7 @@ public class Settings implements Activity {
 		parent.getContentPanel().add(compute_devices_panel, constraints);
 		
 		// other
-		CollapsibleJPanel advanced_panel = new CollapsibleJPanel(new GridLayout(5, 2), this);
+		CollapsibleJPanel advanced_panel = new CollapsibleJPanel(new GridLayout(6, 2), this);
 		advanced_panel.setBorder(BorderFactory.createTitledBorder("Advanced options"));
 		
 		JLabel useSysTrayLabel = new JLabel("Minimize to SysTray");
@@ -458,6 +461,13 @@ public class Settings implements Activity {
 		advanced_panel.add(headlessLabel);
 		advanced_panel.add(headlessCheckbox);
 		
+		JLabel disableLargeDownloadsLabel = new JLabel("Disable large downloads");
+		disableLargeDownloads = new JCheckBox();
+		disableLargeDownloads.setSelected(config.isDisableLargeDownloads());
+		disableLargeDownloadsLabel.setToolTipText(SwingTooltips.DISABLE_LARGE_DOWNLOADS.getText());
+		advanced_panel.add(disableLargeDownloadsLabel);
+		advanced_panel.add(disableLargeDownloads);
+		
 		JLabel proxyLabel = new JLabel("Proxy:");
 		proxyLabel.setToolTipText("http://login:password@host:port\n" + SwingTooltips.PROXY.getText());
 		proxy = new JTextField();
@@ -756,6 +766,8 @@ public class Settings implements Activity {
 			
 			config.setHeadless(headlessCheckbox.isSelected());
 			
+			config.setDisableLargeDownloads(disableLargeDownloads.isSelected());
+			
 			String proxyText = null;
 			if (proxy != null) {
 				try {
@@ -788,7 +800,7 @@ public class Settings implements Activity {
 					.setSettings(config.getConfigFilePath(), login.getText(), new String(password.getPassword()), proxyText, hostnameText, method,
 						selected_gpu, cpu_cores, max_ram, max_rendertime, getCachePath(config), getSharedPath(config), autoSignIn.isSelected(),
 						useSysTray.isSelected(), headlessCheckbox.isSelected(), GuiSwing.type, themeOptionsGroup.getSelection().getActionCommand(),
-						config.getPriority());
+						config.getPriority(), disableLargeDownloads.isSelected());
 				
 				// wait for successful authentication (to store the public key)
 				// or do we already have one?
@@ -800,7 +812,8 @@ public class Settings implements Activity {
 			
 			boolean sysTrayChanged = useSysTray.isSelected() != useSysTrayPrevState;
 			boolean headlessChanged = headlessCheckbox.isSelected() != isHeadlessPrevState;
-			boolean restartRequired = sysTrayChanged || headlessChanged;
+			boolean disableLargeDownloadsChanged = disableLargeDownloads.isSelected() != disableLargeDownloadsPrevState;
+			boolean restartRequired = sysTrayChanged || headlessChanged || disableLargeDownloadsChanged;
 			if (restartRequired) {
 				String warning = "The following changes require a restart to take effect: %s";
 				List<String> changes = new LinkedList<>();
@@ -813,6 +826,10 @@ public class Settings implements Activity {
 					changes.add("Block Eevee Projects");
 				}
 				
+				if (disableLargeDownloadsChanged && sessionStarted) {
+					changes.add("Disable large Downloads");
+				}
+				
 				if (changes.size() > 0) {
 					warning = String.format(warning, String.join(", ", changes));
 					JOptionPane.showMessageDialog(null, warning);