/**
* Decodes a SmtpTransport URI.
*
* <p>Possible forms:
*
* <pre>
* smtp://user:password@server:port CONNECTION_SECURITY_NONE
* smtp+tls://user:password@server:port CONNECTION_SECURITY_TLS_OPTIONAL
* smtp+tls+://user:password@server:port CONNECTION_SECURITY_TLS_REQUIRED
* smtp+ssl+://user:password@server:port CONNECTION_SECURITY_SSL_REQUIRED
* smtp+ssl://user:password@server:port CONNECTION_SECURITY_SSL_OPTIONAL
* </pre>
*/
public static ServerSettings decodeUri(String uri) {
String host;
int port;
ConnectionSecurity connectionSecurity;
String authenticationType = AUTH_AUTOMATIC;
String username = null;
String password = null;
URI smtpUri;
try {
smtpUri = new URI(uri);
} catch (URISyntaxException use) {
throw new IllegalArgumentException("Invalid SmtpTransport URI", use);
}
String scheme = smtpUri.getScheme();
if (scheme.equals("smtp")) {
connectionSecurity = ConnectionSecurity.NONE;
port = 25;
} else if (scheme.equals("smtp+tls")) {
connectionSecurity = ConnectionSecurity.STARTTLS_OPTIONAL;
port = 25;
} else if (scheme.equals("smtp+tls+")) {
connectionSecurity = ConnectionSecurity.STARTTLS_REQUIRED;
port = 25;
} else if (scheme.equals("smtp+ssl+")) {
connectionSecurity = ConnectionSecurity.SSL_TLS_REQUIRED;
port = 465;
} else if (scheme.equals("smtp+ssl")) {
connectionSecurity = ConnectionSecurity.SSL_TLS_OPTIONAL;
port = 465;
} else {
throw new IllegalArgumentException("Unsupported protocol (" + scheme + ")");
}
host = smtpUri.getHost();
if (smtpUri.getPort() != -1) {
port = smtpUri.getPort();
}
if (smtpUri.getUserInfo() != null) {
try {
String[] userInfoParts = smtpUri.getUserInfo().split(":");
username = URLDecoder.decode(userInfoParts[0], "UTF-8");
if (userInfoParts.length > 1) {
password = URLDecoder.decode(userInfoParts[1], "UTF-8");
}
if (userInfoParts.length > 2) {
authenticationType = userInfoParts[2];
}
} catch (UnsupportedEncodingException enc) {
// This shouldn't happen since the encoding is hardcoded to UTF-8
throw new IllegalArgumentException("Couldn't urldecode username or password.", enc);
}
}
return new ServerSettings(
TRANSPORT_TYPE, host, port, connectionSecurity, authenticationType, username, password);
}
/** * Decodes a Pop3Store URI. * * <p>Possible forms: * * <pre> * pop3://authType:user:password@server:port * ConnectionSecurity.NONE * pop3+tls+://authType:user:password@server:port * ConnectionSecurity.STARTTLS_REQUIRED * pop3+ssl+://authType:user:password@server:port * ConnectionSecurity.SSL_TLS_REQUIRED * </pre> * * e.g. * * <pre>pop3://PLAIN:admin:[email protected]:12345</pre> */ public static ServerSettings decodeUri(String uri) { String host; int port; ConnectionSecurity connectionSecurity; String username = null; String password = null; String clientCertificateAlias = null; URI pop3Uri; try { pop3Uri = new URI(uri); } catch (URISyntaxException use) { throw new IllegalArgumentException("Invalid Pop3Store URI", use); } String scheme = pop3Uri.getScheme(); /* * Currently available schemes are: * pop3 * pop3+tls+ * pop3+ssl+ * * The following are obsolete schemes that may be found in pre-existing * settings from earlier versions or that may be found when imported. We * continue to recognize them and re-map them appropriately: * pop3+tls * pop3+ssl */ if (scheme.equals("pop3")) { connectionSecurity = ConnectionSecurity.NONE; port = Type.POP3.defaultPort; } else if (scheme.startsWith("pop3+tls")) { connectionSecurity = ConnectionSecurity.STARTTLS_REQUIRED; port = Type.POP3.defaultPort; } else if (scheme.startsWith("pop3+ssl")) { connectionSecurity = ConnectionSecurity.SSL_TLS_REQUIRED; port = Type.POP3.defaultTlsPort; } else { throw new IllegalArgumentException("Unsupported protocol (" + scheme + ")"); } host = pop3Uri.getHost(); if (pop3Uri.getPort() != -1) { port = pop3Uri.getPort(); } AuthType authType = AuthType.PLAIN; if (pop3Uri.getUserInfo() != null) { int userIndex = 0, passwordIndex = 1; String userinfo = pop3Uri.getUserInfo(); String[] userInfoParts = userinfo.split(":"); if (userInfoParts.length > 2 || userinfo.endsWith(":")) { // If 'userinfo' ends with ":" the password is empty. This can only happen // after an account was imported (so authType and username are present). userIndex++; passwordIndex++; authType = AuthType.valueOf(userInfoParts[0]); } username = decodeUtf8(userInfoParts[userIndex]); if (userInfoParts.length > passwordIndex) { if (authType == AuthType.EXTERNAL) { clientCertificateAlias = decodeUtf8(userInfoParts[passwordIndex]); } else { password = decodeUtf8(userInfoParts[passwordIndex]); } } } return new ServerSettings( ServerSettings.Type.POP3, host, port, connectionSecurity, authType, username, password, clientCertificateAlias); }
