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Code Issues Packages Projects Releases Wiki Activity

Support for encrypted attachments

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Refs #66
This commit is contained in:
M66B
2018-09-01 14:58:35 +00:00
parent 7e3f4563d1
commit 6d3c4a96fa
3 changed files with 69 additions and 19 deletions
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78
app/src/main/java/eu/faircode/email/FragmentMessage.java
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@@ -68,6 +68,7 @@ import org.openintents.openpgp.util.OpenPgpApi;
import org.openintents.openpgp.util.OpenPgpServiceConnection;
import org.xml.sax.XMLReader;
import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
@@ -75,6 +76,7 @@ import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.text.Collator;
import java.text.DateFormat;
@@ -86,8 +88,6 @@ import java.util.Date;
import java.util.List;
import java.util.Locale;
import javax.mail.Multipart;
import javax.mail.Part;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.InternetHeaders;
import javax.mail.internet.MimeBodyPart;
@@ -1185,24 +1185,68 @@ public class FragmentMessage extends FragmentEx {
Log.i(Helper.TAG, "Decrypted");
String decrypted = os.toString("UTF-8");
if (isPart) {
String plain = null;
String html = null;
InternetHeaders ih = new InternetHeaders();
ih.addHeader("Content-Type", "multipart/alternative");
MimeBodyPart part = new MimeBodyPart(ih, decrypted.getBytes());
Multipart mp = (Multipart) part.getContent();
for (int i = 0; i < mp.getCount(); i++) {
Part bp = mp.getBodyPart(i);
if (bp.isMimeType("text/plain"))
plain = bp.getContent().toString();
else if (bp.isMimeType("text/html"))
html = bp.getContent().toString();
}
final MimeBodyPart part = new MimeBodyPart(ih, decrypted.getBytes());
FragmentMessage.this.decrypted = MessageHelper.getHtml(part);
if (html != null)
FragmentMessage.this.decrypted = html;
else if (plain != null)
FragmentMessage.this.decrypted = "<pre>" + plain.replaceAll("\\r?\\n", "<br />") + "</pre>";
// Store attachments
new Thread(new Runnable() {
@Override
public void run() {
try {
DB db = DB.getInstance(getContext());
int sequence = db.attachment().getAttachmentCount(message.id);
for (EntityAttachment attachment : MessageHelper.getAttachments(part))
if (db.attachment().getAttachmentCount(message.id, attachment.name) == 0)
try {
db.beginTransaction();
attachment.message = message.id;
attachment.sequence = ++sequence;
attachment.id = db.attachment().insertAttachment(attachment);
File file = EntityAttachment.getFile(getContext(), attachment.id);
// Store attachment
InputStream is = null;
OutputStream os = null;
try {
is = attachment.part.getInputStream();
os = new BufferedOutputStream(new FileOutputStream(file));
int size = 0;
byte[] buffer = new byte[4096];
for (int len = is.read(buffer); len != -1; len = is.read(buffer)) {
size += len;
os.write(buffer, 0, len);
}
// Store attachment data
attachment.size = size;
attachment.progress = null;
attachment.available = true;
db.attachment().updateAttachment(attachment);
} finally {
try {
if (is != null)
is.close();
} finally {
if (os != null)
os.close();
}
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
} catch (Throwable ex) {
Log.e(Helper.TAG, ex + "\n" + Log.getStackTraceString(ex));
}
}
}).start();
} else
FragmentMessage.this.decrypted = "<pre>" + decrypted.replaceAll("\\r?\\n", "<br />") + "</pre>";