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Diffstat (limited to 'project/src/fil/libre/repwifiapp/helpers/NetworkManager.java')
-rw-r--r--project/src/fil/libre/repwifiapp/helpers/NetworkManager.java288
1 files changed, 0 insertions, 288 deletions
diff --git a/project/src/fil/libre/repwifiapp/helpers/NetworkManager.java b/project/src/fil/libre/repwifiapp/helpers/NetworkManager.java
deleted file mode 100644
index bc59862..0000000
--- a/project/src/fil/libre/repwifiapp/helpers/NetworkManager.java
+++ /dev/null
@@ -1,288 +0,0 @@
-//
-// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net>
-//
-// This file is part of RepWifiApp.
-//
-// RepWifiApp 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.
-//
-// RepWifiApp 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 RepWifiApp. If not, see <http://www.gnu.org/licenses/>.
-//
-// ********************************************************************
-
-package fil.libre.repwifiapp.helpers;
-
-import java.io.File;
-import java.util.ArrayList;
-
-public class NetworkManager {
-
- private static final String F_SEP = "\t";
- private static final int NET_MAX_AGE = 365; //Expressed in days
-
- private String _knownNetworksFile = null;
-
- public NetworkManager(String networksFilePath){
- this._knownNetworksFile = networksFilePath;
- }
-
- private AccessPointInfo searchInFile(AccessPointInfo i){
-
- if (i == null){
- return null;
- }
-
- String bssid = i.getBSSID();
- String ssid = i.getSSID();
-
- if (bssid == null || ssid == null || bssid.trim().equals("") || ssid.trim().equals("")){
- return null;
- }
-
- AccessPointInfo ret = null;
- AccessPointInfo[] list = getKnownNetworks();
-
- if (list == null){
- return null;
- }
-
- for(AccessPointInfo toTest : list){
-
- // try to match both bssid and ssid.
- // if bssid doesn't match, but ssid does,
- // then the network is a candidate.
- // if no bssid equality is found,
- // then return the best match (only ssid), if any
- if (toTest.getSSID().equals(ssid)){
-
- if (toTest.getBSSID().equals(bssid)){
- i.setPassword(toTest.getPassword());
- return i;
-
- }else{
- i.setPassword(toTest.getPassword());
- ret = i;
- }
-
- }
-
- }
-
- return ret;
-
- }
-
- private boolean saveOrRemove(AccessPointInfo info, boolean save){
-
- String iText = InfoToString(info);
- if (iText == null){
- return false;
- }
-
- AccessPointInfo[] existingNets = getKnownNetworks();
-
- ArrayList<AccessPointInfo> newlist = new ArrayList<AccessPointInfo>();
-
- if (existingNets == null || existingNets.length == 0){
- //no existing storage yet, create it
-
- if (save){
- //set timestamp
- info.setLastTimeUsed(System.currentTimeMillis());
- newlist.add(info);
- AccessPointInfo[] newContents = new AccessPointInfo[newlist.size()];
- newContents = newlist.toArray(newContents);
-
- return saveList(newContents);
-
- }else{
- //nothing to do, return
- return true;
- }
-
- }
-
- for(AccessPointInfo old : existingNets){
-
- if (old == null){
- continue;
- }
-
- if (old.getBSSID().equals(info.getBSSID()) && old.getSSID().equals(info.getSSID())){
-
- //found previous entry for this network,
- //if the call is for saving, overwrite the entry with the new one,
- //else omit the line, to remove network from the saved list.
- if (save){
- info.setLastTimeUsed(System.currentTimeMillis());
- newlist.add(info);
- }
-
- }else{
- //other network, keep it in the file
- // only if it's not older than the max age for a network
- if (! info.isOlderThan(NET_MAX_AGE)){
- newlist.add(old);
- }
- }
-
- }
-
- AccessPointInfo[] newContents = new AccessPointInfo[newlist.size()];
- newContents = newlist.toArray(newContents);
-
- return saveList(newContents);
-
- }
-
- private AccessPointInfo getFromString(String savedString){
-
- if (savedString == null || savedString.trim().equals("")) {
- return null;
- }
-
- String[] fields = savedString.split(F_SEP);
-
- if (fields.length != 4 ){
- return null;
- }
-
- String bssid = fields[0];
- String ssid = fields[1];
- String pass = fields[2];
- String lastUsed = fields[3];
-
- long lastusedmillis = 0;
- try {
- lastusedmillis = Long.parseLong(lastUsed);
- } catch (NumberFormatException e) {
- //invalid format
- Utils.logError("Invalid time format in network manager \""+lastUsed +"\". Network BSSID: " + bssid, e);
- }
-
- if (bssid.trim().equals("") || ssid.trim().equals("") || pass.trim().equals("")){
- return null;
- }
-
- AccessPointInfo i = new AccessPointInfo(ssid, bssid, null, null, null);
- i.setPassword(pass);
- i.setLastTimeUsed(lastusedmillis);
-
- return i;
-
- }
-
- private String InfoToString(AccessPointInfo info){
-
- if (info == null){
- return null;
- }
-
- String bssid = info.getBSSID();
- String ssid = info.getSSID();
- String pass = info.getPassword();
- String tsLastUsed = "" + info.getLastTimeUsed();
-
- if (bssid == null || bssid.trim().equals("")){
- return null;
- }
-
- if (ssid == null || ssid.trim().equals("")){
- return null;
- }
-
- if (pass == null || pass.trim().equals("")){
- return null;
- }
-
- String iText = info.getBSSID() + F_SEP + info.getSSID() + F_SEP + info.getPassword() + F_SEP + tsLastUsed;
- return iText;
-
- }
-
- private boolean saveList(AccessPointInfo[] list){
-
- if (list == null){
- return false;
- }
-
- String[] lines = new String[list.length];
-
- for (int i = 0; i<list.length; i++){
-
- String storeString = InfoToString(list[i]);
- if (storeString == null){
- return false;
- }
- lines[i] = storeString;
-
- }
-
- return Utils.writeFileLines(this._knownNetworksFile,lines, true);
-
- }
-
- public AccessPointInfo[] getKnownNetworks(){
-
- ArrayList<AccessPointInfo> list = new ArrayList<AccessPointInfo>();
-
- File f = new File(this._knownNetworksFile);
- if (! f.exists()){
- return null;
- }
-
- String[] lines = Utils.readFileLines(_knownNetworksFile);
- if (lines.length == 0){
- return null;
- }
-
- for(String l : lines){
-
- AccessPointInfo info = getFromString(l);
- if (info != null){
- list.add(info);
- }
-
- }
-
- AccessPointInfo[] ret = new AccessPointInfo[list.size()];
- ret = list.toArray(ret);
-
- return ret;
-
- }
-
- public boolean isKnown(AccessPointInfo info){
-
- AccessPointInfo i = searchInFile(info);
- if (i == null){
- return false;
- }else {
- return true;
- }
-
- }
-
- public boolean save(AccessPointInfo info){
- return saveOrRemove(info, true);
- }
-
- public boolean remove(AccessPointInfo info){
- return saveOrRemove(info, false);
- }
-
- public AccessPointInfo getSavedNetwork(AccessPointInfo i){
- return searchInFile(i);
- }
-
-
-
-}
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