public static void installConferenceWiFi(final Context context) {
// Create config
WifiConfiguration config = new WifiConfiguration();
// Must be in double quotes to tell system this is an ASCII SSID and passphrase.
config.SSID = String.format("\"%s\"", Config.WIFI_SSID);
config.preSharedKey = String.format("\"%s\"", Config.WIFI_PASSPHRASE);
// Store config
final WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
int netId = wifiManager.addNetwork(config);
if (netId != -1) {
wifiManager.enableNetwork(netId, false);
boolean result = wifiManager.saveConfiguration();
if (!result) {
Log.e(TAG, "Unknown error while calling WiFiManager.saveConfiguration()");
Toast.makeText(
context,
context.getResources().getString(R.string.wifi_install_error_message),
Toast.LENGTH_SHORT)
.show();
}
} else {
Log.e(TAG, "Unknown error while calling WiFiManager.addNetwork()");
Toast.makeText(
context,
context.getResources().getString(R.string.wifi_install_error_message),
Toast.LENGTH_SHORT)
.show();
}
}
/**
* Configure a network, and connect to it.
*
* @param wifiMgr
* @param scanResult
* @param password Password for secure network or is ignored.
* @return
*/
public boolean connectToNewNetwork(
ScanResult scanResult, String password, int numOpenNetworksKept) {
final String security = ConfigSec.getScanResultSecurity(scanResult);
if (ConfigSec.isOpenNetwork(security)) {
checkForExcessOpenNetworkAndSave(numOpenNetworksKept);
}
WifiConfiguration config = new WifiConfiguration();
config.SSID = convertToQuotedString(scanResult.SSID);
config.BSSID = scanResult.BSSID;
ConfigSec.setupSecurity(config, security, password);
int id = -1;
try {
id = mWifiManager.addNetwork(config);
} catch (NullPointerException e) {
Log.e(TAG, "Weird!! Really!! What's wrong??", e);
}
if (id == -1) {
return false;
}
if (!mWifiManager.saveConfiguration()) {
return false;
}
config = getWifiConfiguration(config, security);
if (config == null) {
return false;
}
return connectToConfiguredNetwork(config, true);
}
/**
* Update the network: either create a new network or modify an existing network
*
* @param config the new network configuration
* @param disableOthers true if other networks must be disabled
* @return network ID of the connected network.
*/
private int updateNetwork(WifiConfiguration config, boolean disableOthers) {
WifiConfiguration found = findNetworkInExistingConfig(config.SSID);
wifiManager.disconnect();
if (found == null) {
statusView.setText(R.string.wifi_creating_network);
} else {
statusView.setText(R.string.wifi_modifying_network);
Log.d(TAG, "Removing network " + found.networkId);
wifiManager.removeNetwork(found.networkId);
wifiManager.saveConfiguration();
}
networkId = wifiManager.addNetwork(config);
Log.d(TAG, "Inserted/Modified network " + networkId);
if (networkId < 0) {
return FAILURE_NO_NETWORK_ID;
}
// Try to disable the current network and start a new one.
if (!wifiManager.enableNetwork(networkId, disableOthers)) {
networkId = FAILURE_NO_NETWORK_ID;
return FAILURE_NO_NETWORK_ID;
}
errorCount = 0;
wifiManager.reassociate();
return networkId;
}
/**
* 添加到网络
*
* @param wcg
*/
public boolean addNetwork(WifiConfiguration wcg) {
if (wcg == null) {
return false;
}
int wcgID = mWifiManager.addNetwork(wcg);
boolean b = mWifiManager.enableNetwork(wcgID, true);
mWifiManager.saveConfiguration();
return b;
}
/**
* Update the network: either create a new network or modify an existing network
*
* @param config the new network configuration
* @return network ID of the connected network.
*/
private static void updateNetwork(WifiManager wifiManager, WifiConfiguration config) {
Integer foundNetworkID = findNetworkInExistingConfig(wifiManager, config.SSID);
if (foundNetworkID != null) {
Log.i(TAG, "Removing old configuration for network " + config.SSID);
wifiManager.removeNetwork(foundNetworkID);
wifiManager.saveConfiguration();
}
int networkId = wifiManager.addNetwork(config);
if (networkId >= 0) {
// Try to disable the current network and start a new one.
if (wifiManager.enableNetwork(networkId, true)) {
Log.i(TAG, "Associating to network " + config.SSID);
wifiManager.saveConfiguration();
} else {
Log.w(TAG, "Failed to enable network " + config.SSID);
}
} else {
Log.w(TAG, "Unable to add network " + config.SSID);
}
}
private int shiftPriorityAndSave() {
final List<WifiConfiguration> configurations = mWifiManager.getConfiguredNetworks();
sortByPriority(configurations);
final int size = configurations.size();
for (int i = 0; i < size; i++) {
final WifiConfiguration config = configurations.get(i);
config.priority = i;
mWifiManager.updateNetwork(config);
}
mWifiManager.saveConfiguration();
return size;
}
/**
* Wifiネットワークに接続する
*
* @return boolean
*/
public boolean connect(String ssid) {
int networkId = 0;
WifiConfiguration config = getWifiConfig(ssid);
networkId = mWifiManager.addNetwork(config);
if (networkId == -1) {
return false;
}
mWifiManager.saveConfiguration();
mWifiManager.updateNetwork(config);
config.networkId = networkId;
return connect(config);
}
/**
* Connect to a configured network.
*
* @param wifiManager
* @param config
* @param numOpenNetworksKept Settings.Secure.WIFI_NUM_OPEN_NETWORKS_KEPT
* @return
*/
public boolean connectToConfiguredNetwork(WifiConfiguration config, boolean reassociate) {
final String security = ConfigSec.getWifiConfigurationSecurity(config);
int oldPri = config.priority;
// Make it the highest priority.
int newPri = getMaxPriority() + 1;
if (newPri > MAX_PRIORITY) {
newPri = shiftPriorityAndSave();
config = getWifiConfiguration(config, security);
if (config == null) {
return false;
}
}
// Set highest priority to this configured network
config.priority = newPri;
int networkId = mWifiManager.updateNetwork(config);
if (networkId == -1) {
return false;
}
// Do not disable others
if (!mWifiManager.enableNetwork(networkId, false)) {
config.priority = oldPri;
return false;
}
if (!mWifiManager.saveConfiguration()) {
config.priority = oldPri;
return false;
}
// We have to retrieve the WifiConfiguration after save.
config = getWifiConfiguration(config, security);
if (config == null) {
return false;
}
// ReenableAllApsWhenNetworkStateChanged.schedule(mContext);
// Disable others, but do not save.
// Just to force the WifiManager to connect to it.
if (!mWifiManager.enableNetwork(config.networkId, true)) {
return false;
}
final boolean connect = reassociate ? mWifiManager.reassociate() : mWifiManager.reconnect();
if (!connect) {
return false;
}
return true;
}
/**
* Wifiネットワークに接続する
*
* @return boolean
*/
public boolean connect(String ssid, String password) {
int networkId = 0;
Security security = getWifiSecurity(ssid);
WifiConfiguration config = createWifiConfig(security, ssid, password);
networkId = mWifiManager.addNetwork(config);
if (networkId == -1) {
return false;
}
mWifiManager.saveConfiguration();
mWifiManager.updateNetwork(config);
config.networkId = networkId;
return connect(config);
}
/**
* Ensure no more than numOpenNetworksKept open networks in configuration list.
*
* @param wifiMgr
* @param numOpenNetworksKept
* @return Operation succeed or not.
*/
private boolean checkForExcessOpenNetworkAndSave(int numOpenNetworksKept) {
final List<WifiConfiguration> configurations = mWifiManager.getConfiguredNetworks();
sortByPriority(configurations);
boolean modified = false;
int tempCount = 0;
for (int i = configurations.size() - 1; i >= 0; i--) {
final WifiConfiguration config = configurations.get(i);
if (ConfigSec.isOpenNetwork(ConfigSec.getWifiConfigurationSecurity(config))) {
tempCount++;
if (tempCount >= numOpenNetworksKept) {
modified = true;
mWifiManager.removeNetwork(config.networkId);
}
}
}
if (modified) {
return mWifiManager.saveConfiguration();
}
return true;
}
public void connectToAP(String ssid, String passkey, Context ctx) {
// Log.i(TAG, "* connectToAP");
WifiConfiguration wifiConfiguration = new WifiConfiguration();
WifiManager wifiManager = (WifiManager) ctx.getSystemService(Context.WIFI_SERVICE);
String networkSSID = ssid;
String networkPass = passkey;
// Log.d(TAG, "# password " + networkPass);
if (results != null && results.size() > 0) {
for (ScanResult result : results) {
if (result.SSID.equals(networkSSID)) {
String securityMode = getScanResultSecurity(result);
if (securityMode.equalsIgnoreCase("OPEN")) {
wifiConfiguration.SSID = "\"" + networkSSID + "\"";
wifiConfiguration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
int res = wifiManager.addNetwork(wifiConfiguration);
// Log.d(TAG, "# add Network returned " + res);
wifiManager.enableNetwork(res, true);
// Log.d(TAG, "# enableNetwork returned " + b);
wifiManager.setWifiEnabled(true);
} else if (securityMode.equalsIgnoreCase("WEP")) {
wifiConfiguration.SSID = "\"" + networkSSID + "\"";
wifiConfiguration.wepKeys[0] = "\"" + networkPass + "\"";
wifiConfiguration.wepTxKeyIndex = 0;
wifiConfiguration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
wifiConfiguration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.WEP40);
int res = wifiManager.addNetwork(wifiConfiguration);
// Log.d(TAG, "### 1 ### add Network returned " + res);
wifiManager.enableNetwork(res, true);
// Log.d(TAG, "# enableNetwork returned " + b);
wifiManager.setWifiEnabled(true);
}
wifiConfiguration.SSID = "\"" + networkSSID + "\"";
wifiConfiguration.preSharedKey = "\"" + networkPass + "\"";
wifiConfiguration.hiddenSSID = true;
wifiConfiguration.status = WifiConfiguration.Status.ENABLED;
wifiConfiguration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
wifiConfiguration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
wifiConfiguration.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK);
wifiConfiguration.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.TKIP);
wifiConfiguration.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP);
wifiConfiguration.allowedProtocols.set(WifiConfiguration.Protocol.RSN);
wifiConfiguration.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
int res = wifiManager.addNetwork(wifiConfiguration);
wifiManager.enableNetwork(res, true);
boolean changeHappen = wifiManager.saveConfiguration();
wifiManager.setWifiEnabled(true);
if (res != -1 && changeHappen) {
if (!checkNetwrk())
Toast.makeText(
ctx,
"wifi password is set but no internet access. Restart the router",
Toast.LENGTH_LONG)
.show();
else Toast.makeText(ctx, "wifi is connected", Toast.LENGTH_LONG).show();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
Intent i = new Intent(ctx, InternetConnectionSetting.class);
startActivity(i);
finish();
}
}
}
} else {
getWifiList();
}
}
/** Tell the supplicant to save the current linked access point. */
public void saveConfiguaration() {
mWifiManager.saveConfiguration();
}