Qt-UI Cleanup SSH and Tethering password (#20169)

Co-authored-by: Comma Device <device@comma.ai>

selfdrive/ui/qt/offroad/networking.cc

@@ -5,7 +5,6 @@
 #include <QPushButton>
 #include <QLineEdit>
 #include <QRandomGenerator>
-#include <QtConcurrent>
 #include <algorithm>
 
 #include "common/params.h"
@@ -30,20 +29,6 @@ QWidget* layoutToWidget(QLayout* l, QWidget* parent){
   return q;
 }
 
-// https://stackoverflow.com/questions/478898/how-do-i-execute-a-command-and-get-the-output-of-the-command-within-c-using-po
-std::string exec(const char* cmd) {
-  std::array<char, 128> buffer;
-  std::string result;
-  std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd, "r"), pclose);
-  if (!pipe) {
-    throw std::runtime_error("popen() failed!");
-  }
-  while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) {
-    result += buffer.data();
-  }
-  return result;
-}
-
 // Networking functions
 
 Networking::Networking(QWidget* parent, bool show_advanced) : QWidget(parent), show_advanced(show_advanced){
@@ -131,23 +116,19 @@ void Networking::connectToNetwork(Network n) {
   if (n.security_type == SecurityType::OPEN) {
     wifi->connect(n);
   } else if (n.security_type == SecurityType::WPA) {
-    QString pass = InputDialog::getText("Enter password for \"" + n.ssid + "\"");
+    QString pass = InputDialog::getText("Enter password for \"" + n.ssid + "\"", 8);
     wifi->connect(n, pass);
   }
 }
 
 void Networking::wrongPassword(QString ssid) {
-  return; // TODO: add this back
-  /*
   for (Network n : wifi->seen_networks) {
     if (n.ssid == ssid) {
-      inputField->setPromptText("Wrong password for \"" + n.ssid +"\"");
-      s->setCurrentIndex(0);
-      emit openKeyboard();
+      QString pass = InputDialog::getText("Wrong password for \"" + n.ssid +"\"", 8);
+      wifi->connect(n, pass);
       return;
     }
   }
-  */
 }
 
 QFrame* hline(QWidget* parent = 0){
@@ -193,7 +174,7 @@ AdvancedNetworking::AdvancedNetworking(QWidget* parent, WifiManager* wifi): QWid
   editPasswordButton = new QPushButton("EDIT");
   editPasswordButton->setFixedWidth(500);
   connect(editPasswordButton, &QPushButton::released, [=](){
-    QString pass = InputDialog::getText("Enter new tethering password");
+    QString pass = InputDialog::getText("Enter new tethering password", 8);
     if (pass.size()) {
       wifi->changeTetheringPassword(pass);
     }
@@ -255,16 +236,11 @@ AdvancedNetworking::AdvancedNetworking(QWidget* parent, WifiManager* wifi): QWid
 }
 
 bool AdvancedNetworking::isSSHEnabled(){
-  QString response = QString::fromStdString(exec("systemctl is-active ssh"));
-  return response.startsWith("active");
+  return Params().get("SshEnabled") == "1";
 }
 
 void AdvancedNetworking::refresh(){
   ipLabel->setText(wifi->ipv4_address);
-  // Don't refresh while changing SSH state
-  if(!toggle_switch_SSH->getEnabled()){
-    return;
-  }
   if (toggle_switch_SSH->on != isSSHEnabled()) {
     toggle_switch_SSH->togglePosition();
   }
@@ -281,23 +257,8 @@ void AdvancedNetworking::toggleTethering(int enable) {
   editPasswordButton->setEnabled(!enable);
 }
 
-void enableSSH(Toggle* toggle_switch_SSH){
-  Params().write_db_value("SshEnabled", "1");
-  toggle_switch_SSH->setEnabled(true);
-}
-
-void disableSSH(Toggle* toggle_switch_SSH){
-  Params().write_db_value("SshEnabled", "0");
-  toggle_switch_SSH->setEnabled(true);
-}
-
 void AdvancedNetworking::toggleSSH(int enable) {
-  toggle_switch_SSH->setEnabled(false);
-  if (enable) {
-    QtConcurrent::run(enableSSH, toggle_switch_SSH);
-  } else {
-    QtConcurrent::run(disableSSH, toggle_switch_SSH);
-  }
+  Params().write_db_value("SshEnabled", QString::number(enable).toStdString());
 }
 
 

selfdrive/ui/qt/widgets/input_field.cc

@@ -3,7 +3,7 @@
 #include "input_field.hpp"
 #include "qt_window.hpp"
 
-InputDialog::InputDialog(QString prompt_text, QWidget *parent): QDialog(parent) {
+InputDialog::InputDialog(QString prompt_text, QWidget *parent):QDialog(parent) {
   layout = new QVBoxLayout();
   layout->setContentsMargins(50, 50, 50, 50);
   layout->setSpacing(20);
@@ -56,8 +56,9 @@ InputDialog::InputDialog(QString prompt_text, QWidget *parent): QDialog(parent)
   setLayout(layout);
 }
 
-QString InputDialog::getText(const QString prompt) {
+QString InputDialog::getText(const QString prompt, int minLength) {
   InputDialog d = InputDialog(prompt);
+  d.setMinLength(minLength);
   const int ret = d.exec();
   if (ret) {
     return d.text();
@@ -81,8 +82,12 @@ void InputDialog::handleInput(QString s) {
   }
 
   if (!QString::compare(s,"⏎")) {
-    done(QDialog::Accepted);
-    emitText(line->text());
+    if (line->text().length() > minLength){
+      done(QDialog::Accepted);
+      emitText(line->text());
+    } else {
+      setMessage("Need at least "+QString::number(minLength)+" characters!", false);
+    }
   }
 
   QVector<QString> control_buttons {"⇧", "↑", "ABC", "⏎", "#+=", "⌫", "123"};
@@ -105,3 +110,7 @@ void InputDialog::setMessage(QString message, bool clearInputField){
     line->setText("");
   }
 }
+
+void InputDialog::setMinLength(int length){
+  minLength = length;
+}

selfdrive/ui/qt/widgets/input_field.hpp

@@ -14,12 +14,14 @@ class InputDialog : public QDialog {
 
 public:
   explicit InputDialog(QString prompt_text, QWidget* parent = 0);
-  static QString getText(QString prompt);
+  static QString getText(QString prompt, int minLength = -1);
   QString text();
   void show();
   void setMessage(QString message, bool clearInputField=true);
+  void setMinLength(int length);
 
 private:
+  int minLength;
   QLineEdit *line;
   Keyboard *k;
   QLabel *label;

selfdrive/ui/qt/widgets/keyboard.cc

@@ -13,14 +13,14 @@ const int SPACEBAR_STRETCH = 3;
 KeyboardLayout::KeyboardLayout(QWidget *parent, std::vector<QVector<QString>> layout) : QWidget(parent) {
   QVBoxLayout* vlayout = new QVBoxLayout;
   vlayout->setMargin(0);
-  vlayout->setSpacing(15);
+  vlayout->setSpacing(35);
 
   QButtonGroup* btn_group = new QButtonGroup(this);
   QObject::connect(btn_group, SIGNAL(buttonClicked(QAbstractButton*)), parent, SLOT(handleButton(QAbstractButton*)));
 
   for (const auto &s : layout) {
     QHBoxLayout *hlayout = new QHBoxLayout;
-    hlayout->setSpacing(30);
+    hlayout->setSpacing(25);
 
     if (vlayout->count() == 1) {
       hlayout->addSpacing(90);
@@ -28,7 +28,7 @@ KeyboardLayout::KeyboardLayout(QWidget *parent, std::vector<QVector<QString>> la
 
     for (const QString &p : s) {
       QPushButton* btn = new QPushButton(p);
-      btn->setFixedHeight(120);
+      btn->setFixedHeight(135);
       btn_group->addButton(btn);
       hlayout->addWidget(btn, p == QString("  ") ? SPACEBAR_STRETCH : DEFAULT_STRETCH);
     }