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/*
* netsimplewifipage.cc - Implementation of the UI.Network.Wireless page
* horizon-qt5, the Qt 5 user interface for
* Project Horizon
*
* Copyright (c) 2019 Adélie Linux and contributors. All rights reserved.
* This code is licensed under the AGPL 3.0 license, as noted in the
* LICENSE-code file in the root directory of this repository.
*
* SPDX-License-Identifier: AGPL-3.0-only
*/
#include "netsimplewifipage.hh"
#include "netdhcppage.hh"
#include <assert.h>
#include <QVBoxLayout>
#ifdef HAS_INSTALL_ENV
int scanResults(wpactrl_t *control, char const *s, size_t len, void *page, tain_t *) {
NetworkSimpleWirelessPage *our_page = reinterpret_cast<NetworkSimpleWirelessPage *>(page);
return our_page->processScan(control, s, len);
}
#endif /* HAS_INSTALL_ENV */
NetworkSimpleWirelessPage::NetworkSimpleWirelessPage(QWidget *parent)
: HorizonWizardPage(parent) {
QVBoxLayout *layout;
loadWatermark("network");
setTitle(tr("Select Your Network"));
statusLabel = new QLabel(tr("Scanning for networks..."));
rescanButton = new QPushButton(tr("&Rescan Networks"));
connect(rescanButton, &QPushButton::clicked, [=](void) { doScan(); });
#ifdef HAS_INSTALL_ENV
tain_now_g();
if(!wpactrl_start_g(&control, "/var/run/wpa_supplicant", 2000)) {
rescanButton->setEnabled(false);
statusLabel->setText(tr("Couldn't communicate with wireless subsystem."));
}
notify = nullptr;
#endif /* HAS_INSTALL_ENV */
ssidListView = new QListWidget;
exchange_item = {
.filter = "CTRL-EVENT-SCAN-RESULTS",
.cb = &scanResults
};
passphrase = new QLineEdit(this);
passphrase->setEchoMode(QLineEdit::Password);
passphrase->setPlaceholderText(tr("Passphrase"));
passphrase->hide();
layout = new QVBoxLayout;
layout->addWidget(statusLabel, 0, Qt::AlignCenter);
layout->addSpacing(10);
layout->addWidget(ssidListView, 0, Qt::AlignCenter);
layout->addWidget(rescanButton);
layout->addSpacing(10);
layout->addWidget(passphrase);
setLayout(layout);
}
NetworkSimpleWirelessPage::~NetworkSimpleWirelessPage() {
#ifdef HAS_INSTALL_ENV
wpactrl_end(&control);
#endif /* HAS_INSTALL_ENV */
}
void NetworkSimpleWirelessPage::scanDone(QString message) {
rescanButton->setEnabled(true);
statusLabel->setText(message);
}
void NetworkSimpleWirelessPage::doScan() {
#ifdef HAS_INSTALL_ENV
ssidListView->clear();
rescanButton->setEnabled(false);
statusLabel->setText(tr("Scanning for networks..."));
tain_t deadline;
wparesponse_t response;
response = wpactrl_command_g(&control, "SCAN");
if(response != WPA_OK && response != WPA_FAILBUSY) {
scanDone(tr("Couldn't scan for wireless networks."));
return;
}
tain_from_millisecs(&deadline, 15000);
tain_add_g(&deadline, &deadline);
wpactrl_xchg_init(&exchange, &exchange_item, 1, &deadline, this);
if(!wpactrl_xchg_start(&control, &exchange)) {
scanDone(tr("Failed to scan for wireless networks."));
return;
}
if(notify != nullptr) {
notify->deleteLater();
notify = nullptr;
}
notify = new QSocketNotifier(wpactrl_fd(&control), QSocketNotifier::Read, this);
connect(notify, &QSocketNotifier::activated, [=](int) {
QString status;
if(wpactrl_xchg_timeout_g(&control, &exchange)) {
status = tr("Network scan timed out.");
} else {
if(wpactrl_update(&control) < 0) {
status = tr("Issue communicating with wireless subsystem.");
} else {
int code = wpactrl_xchg_event_g(&control, &exchange);
if(code < 0) {
status = tr("Issue processing scanned networks.");
} else if(code == 0) {
/* Not finished yet, so don't do anything. */
return;
} else {
status = tr("Scan successful.");
}
}
}
notify->setEnabled(false);
notify->deleteLater();
notify = nullptr;
statusLabel->setText(status);
return;
});
notify->setEnabled(true);
#endif /* HAS_INSTALL_ENV */
}
void NetworkSimpleWirelessPage::initializePage() {
doScan();
}
bool NetworkSimpleWirelessPage::isComplete() const {
return (ssidListView->currentRow() != -1);
}
int NetworkSimpleWirelessPage::nextId() const {
return HorizonWizard::Page_Network_DHCP;
}
#ifdef HAS_INSTALL_ENV
int NetworkSimpleWirelessPage::processScan(wpactrl_t *c, const char *s, size_t len) {
assert(c == &control);
QString network(s);
ssidListView->addItem(network);
return 0;
}
#endif /* HAS_INSTALL_ENV */
bool NetworkSimpleWirelessPage::validatePage() {
/* What a hack!
*
* Independent Pages means the DHCP page is never cleaned, even when Back
* is chosen. So, we have to do it from here. */
horizonWizard()->removePage(HorizonWizard::Page_Network_DHCP);
horizonWizard()->setPage(HorizonWizard::Page_Network_DHCP, new NetDHCPPage);
return true;
}
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