Handle HTTP authentication. https://redmine.stoutner.com/issues/898

[PrivacyBrowserPC.git] / src / dialogs / HttpAuthenticationDialog.cpp

diff --git a/src/dialogs/HttpAuthenticationDialog.cpp b/src/dialogs/HttpAuthenticationDialog.cpp
new file mode 100644 (file)
index 0000000..650ce99
--- /dev/null
+++ b/src/dialogs/HttpAuthenticationDialog.cpp
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2024 Soren Stoutner <soren@stoutner.com>.
+ *
+ * This file is part of Privacy Browser PC <https://www.stoutner.com/privacy-browser-pc>.
+ *
+ * Privacy Browser PC is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Privacy Browser PC is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Privacy Browser PC.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// Application headers.
+#include "HttpAuthenticationDialog.h"
+#include "ui_HttpAuthenticationDialog.h"
+
+// Qt toolkit headers.
+#include <QPushButton>
+#include <QUrl>
+
+// Construct the class.
+HttpAuthenticationDialog::HttpAuthenticationDialog(QWidget *parentWidgetPointer, const QUrl &requestUrl, QAuthenticator *authenticatorPointer) :
+                                                   QDialog(parentWidgetPointer), authenticatorPointer(authenticatorPointer)
+{
+    // Set the window title.
+    setWindowTitle(i18nc("The HTTP authentication dialog window title.", "HTTP Authentication"));
+
+    // Set the window modality.
+    setWindowModality(Qt::WindowModality::ApplicationModal);
+
+    // Instantiate the HTTP authentication dialog UI.
+    Ui::HttpAuthenticationDialog httpAuthenticationDialogUi;
+
+    // Setup the UI.
+    httpAuthenticationDialogUi.setupUi(this);
+
+    // Get handles for the widgets.
+    QLabel *realmLabelPointer = httpAuthenticationDialogUi.realmLabel;
+    QLabel *hostLabelPointer = httpAuthenticationDialogUi.hostLabel;
+    usernameLineEditPointer = httpAuthenticationDialogUi.usernameLineEdit;
+    passwordLineEditPointer = httpAuthenticationDialogUi.passwordLineEdit;
+    QDialogButtonBox *dialogButtonBoxPointer = httpAuthenticationDialogUi.dialogButtonBox;
+    okButtonPointer = dialogButtonBoxPointer->button(QDialogButtonBox::Ok);
+
+    // Display the labels.
+    realmLabelPointer->setText(authenticatorPointer->realm());
+    hostLabelPointer->setText(requestUrl.host());
+
+    // Connect the buttons.
+    connect(dialogButtonBoxPointer, SIGNAL(accepted()), this, SLOT(authenticate()));
+    connect(dialogButtonBoxPointer, SIGNAL(rejected()), this, SLOT(reject()));
+
+    // Update the UI when the line edits change.
+    connect(usernameLineEditPointer, SIGNAL(textEdited(const QString&)), this, SLOT(updateUi()));
+    connect(passwordLineEditPointer, SIGNAL(passwordChanged(const QString&)), this, SLOT(updateUi()));
+
+    // Initially disable the OK button.
+    okButtonPointer->setEnabled(false);
+}
+
+void HttpAuthenticationDialog::authenticate()
+{
+    // Populate the authenticator.
+    authenticatorPointer->setUser(usernameLineEditPointer->text());
+    authenticatorPointer->setPassword(passwordLineEditPointer->password());
+
+    // Close the dialog.
+    close();
+}
+
+void HttpAuthenticationDialog::updateUi()
+{
+    // Update the OK button status
+    if (usernameLineEditPointer->text().isEmpty() || passwordLineEditPointer->password().isEmpty())  // At least one of the line edits is empty.
+    {
+        // Disable the OK button.
+        okButtonPointer->setEnabled(false);
+    }
+    else  // Both of the line edits are populated.
+    {
+        // Enable the OK button.
+        okButtonPointer->setEnabled(true);
+    }
+}