public static boolean compareVersion(String serverVersion, String localVersion, Context context) {
boolean versionIsNew = false;
if (serverVersion.isEmpty() || localVersion.isEmpty()) {
return false;
}
final SimpleDateFormat format = OTAConfig.getInstance(context).getFormat();
if (format == null) {
try {
int serverNumber = Integer.parseInt(serverVersion.replaceAll("[\\D]", ""));
int currentNumber = Integer.parseInt(localVersion.replaceAll("[\\D]", ""));
versionIsNew = serverNumber > currentNumber;
} catch (NumberFormatException e) {
OTAUtils.logError(e);
}
} else {
try {
Date serverDate = format.parse(serverVersion);
Date currentDate = format.parse(localVersion);
versionIsNew = serverDate.after(currentDate);
} catch (ParseException e) {
OTAUtils.logError(e);
}
}
return versionIsNew;
}
public static String getFullLocalVersion(Context context) {
String source = OTAConfig.getInstance(context).getVersionSource();
String sourceString = "";
if (source.equalsIgnoreCase(UNAME_R)) {
sourceString = OTAUtils.runCommand(UNAME_R);
} else {
sourceString = OTAUtils.getBuildProp(source);
}
return sourceString;
}
public static String extractVersionFrom(String str, Context context) {
String version = "";
if (!str.isEmpty()) {
String delimiter = OTAConfig.getInstance(context).getDelimiter();
int position = OTAConfig.getInstance(context).getPosition();
if (delimiter.isEmpty()) {
version = str;
} else {
if (delimiter.equals(".")) {
delimiter = Pattern.quote(".");
}
String[] tokens = str.split(delimiter);
if (position > -1 && position < tokens.length) {
version = tokens[position];
}
}
}
return version;
}