package com.fsck.k9.mail.store.webdav;
import com.fsck.k9.mail.ConnectionSecurity;
import java.net.URI;
import java.net.URISyntaxException;
import static com.fsck.k9.mail.helper.UrlEncodingHelper.decodeUtf8;
public class WebDavStoreUriDecoder {
/**
* Decodes a WebDavStore URI.
* <p/>
* <p>Possible forms:</p>
* <pre>
* webdav://user:password@server:port ConnectionSecurity.NONE
* webdav+ssl+://user:password@server:port ConnectionSecurity.SSL_TLS_REQUIRED
* </pre>
*/
public static WebDavStoreSettings decode(String uri) {
String host;
int port;
ConnectionSecurity connectionSecurity;
String username = null;
String password = null;
String alias = null;
String path = null;
String authPath = null;
String mailboxPath = null;
URI webDavUri;
try {
webDavUri = new URI(uri);
} catch (URISyntaxException use) {
throw new IllegalArgumentException("Invalid WebDavStore URI", use);
}
String scheme = webDavUri.getScheme();
/*
* Currently available schemes are:
* webdav
* webdav+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:
* webdav+tls
* webdav+tls+
* webdav+ssl
*/
if (scheme.equals("webdav")) {
connectionSecurity = ConnectionSecurity.NONE;
} else if (scheme.startsWith("webdav+")) {
connectionSecurity = ConnectionSecurity.SSL_TLS_REQUIRED;
} else {
throw new IllegalArgumentException("Unsupported protocol (" + scheme + ")");
}
host = webDavUri.getHost();
if (host.startsWith("http")) {
String[] hostParts = host.split("://", 2);
if (hostParts.length > 1) {
host = hostParts[1];
}
}
port = webDavUri.getPort();
String userInfo = webDavUri.getUserInfo();
if (userInfo != null) {
String[] userInfoParts = userInfo.split(":");
username = decodeUtf8(userInfoParts[0]);
String userParts[] = username.split("\\\\", 2);
if (userParts.length > 1) {
alias = userParts[1];
} else {
alias = username;
}
if (userInfoParts.length > 1) {
password = decodeUtf8(userInfoParts[1]);
}
}
String[] pathParts = webDavUri.getPath().split("\\|");
for (int i = 0, count = pathParts.length; i < count; i++) {
if (i == 0) {
if (pathParts[0] != null &&
pathParts[0].length() > 1) {
path = pathParts[0];
}
} else if (i == 1) {
if (pathParts[1] != null &&
pathParts[1].length() > 1) {
authPath = pathParts[1];
}
} else if (i == 2) {
if (pathParts[2] != null &&
pathParts[2].length() > 1) {
mailboxPath = pathParts[2];
}
}
}
return new WebDavStoreSettings(host, port, connectionSecurity, null, username, password,
null, alias, path, authPath, mailboxPath);
}
}