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executable file 110 lines (100 sloc) 5.1 KB
<?php
require_once 'includes/status_messages.php';
require_once 'includes/wifi_functions.php';
/**
*
*
*/
function DisplayWPAConfig()
{
$status = new StatusMessages();
$networks = [];
getWifiInterface();
knownWifiStations($networks);
if (isset($_POST['connect'])) {
$result = 0;
exec('sudo wpa_cli -i ' . $_SESSION['wifi_client_interface'] . ' select_network '.strval($_POST['connect']));
$status->addMessage('New network selected', 'success');
} elseif (isset($_POST['wpa_reinit'])) {
$status->addMessage('Reinitializing wpa_supplicant', 'info', false);
$force_remove = true;
$result = reinitializeWPA($force_remove);
$status->addMessage($result, 'info');
} elseif (isset($_POST['client_settings'])) {
$tmp_networks = $networks;
if ($wpa_file = fopen('/tmp/wifidata', 'w')) {
fwrite($wpa_file, 'ctrl_interface=DIR=' . RASPI_WPA_CTRL_INTERFACE . ' GROUP=netdev' . PHP_EOL);
fwrite($wpa_file, 'update_config=1' . PHP_EOL);
foreach (array_keys($_POST) as $post) {
if (preg_match('/delete(\d+)/', $post, $post_match)) {
unset($tmp_networks[$_POST['ssid' . $post_match[1]]]);
} elseif (preg_match('/update(\d+)/', $post, $post_match)) {
// NB, multiple protocols are separated with a forward slash ('/')
$tmp_networks[$_POST['ssid' . $post_match[1]]] = array(
'protocol' => ( $_POST['protocol' . $post_match[1]] === 'Open' ? 'Open' : 'WPA' ),
'passphrase' => $_POST['passphrase' . $post_match[1]],
'configured' => true
);
if (array_key_exists('priority' . $post_match[1], $_POST)) {
$tmp_networks[$_POST['ssid' . $post_match[1]]]['priority'] = $_POST['priority' . $post_match[1]];
}
}
}
$ok = true;
foreach ($tmp_networks as $ssid => $network) {
if ($network['protocol'] === 'Open') {
fwrite($wpa_file, "network={".PHP_EOL);
fwrite($wpa_file, "\tssid=\"".$ssid."\"".PHP_EOL);
fwrite($wpa_file, "\tkey_mgmt=NONE".PHP_EOL);
fwrite($wpa_file, "\tscan_ssid=1".PHP_EOL);
if (array_key_exists('priority', $network)) {
fwrite($wpa_file, "\tpriority=".$network['priority'].PHP_EOL);
}
fwrite($wpa_file, "}".PHP_EOL);
} else {
if (strlen($network['passphrase']) >=8 && strlen($network['passphrase']) <= 63) {
unset($wpa_passphrase);
unset($line);
exec('wpa_passphrase '.escapeshellarg($ssid). ' ' . escapeshellarg($network['passphrase']), $wpa_passphrase);
foreach ($wpa_passphrase as $line) {
if (preg_match('/^\s*}\s*$/', $line)) {
if (array_key_exists('priority', $network)) {
fwrite($wpa_file, "\tpriority=".$network['priority'].PHP_EOL);
}
fwrite($wpa_file, $line.PHP_EOL);
} else {
fwrite($wpa_file, $line.PHP_EOL);
}
}
} else {
$status->addMessage('WPA passphrase must be between 8 and 63 characters', 'danger');
$ok = false;
}
}
}
if ($ok) {
system('sudo cp /tmp/wifidata ' . RASPI_WPA_SUPPLICANT_CONFIG, $returnval);
if ($returnval == 0) {
exec('sudo wpa_cli -i ' . $_SESSION['wifi_client_interface'] . ' reconfigure', $reconfigure_out, $reconfigure_return);
if ($reconfigure_return == 0) {
$status->addMessage('Wifi settings updated successfully', 'success');
$networks = $tmp_networks;
} else {
$status->addMessage('Wifi settings updated but cannot restart (cannot execute "wpa_cli reconfigure")', 'danger');
}
} else {
$status->addMessage('Wifi settings failed to be updated', 'danger');
}
}
} else {
$status->addMessage('Failed to update wifi settings', 'danger');
}
}
$clientInterface = $_SESSION['wifi_client_interface'];
exec('ip a show '.$clientInterface, $stdoutIp);
$stdoutIpAllLinesGlued = implode(" ", $stdoutIp);
$stdoutIpWRepeatedSpaces = preg_replace('/\s\s+/', ' ', $stdoutIpAllLinesGlued);
preg_match('/state (UP|DOWN)/i', $stdoutIpWRepeatedSpaces, $matchesState) || $matchesState[1] = 'unknown';
$ifaceStatus = strtolower($matchesState[1]) ? "up" : "down";
echo renderTemplate("configure_client", compact("status", "clientInterface", "ifaceStatus"));
}