mirror of
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103 lines
3.5 KiB
Java
103 lines
3.5 KiB
Java
package org.thoughtcrime.securesms.mms;
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import org.thoughtcrime.securesms.util.GroupUtil;
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import org.thoughtcrime.securesms.util.Util;
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import org.whispersystems.textsecure.crypto.MasterCipher;
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import org.whispersystems.textsecure.crypto.MasterSecret;
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import org.whispersystems.textsecure.push.IncomingPushMessage;
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import org.whispersystems.textsecure.push.PushMessageProtos.PushMessageContent;
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import org.whispersystems.textsecure.util.Base64;
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import org.whispersystems.textsecure.util.Hex;
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import ws.com.google.android.mms.pdu.CharacterSets;
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import ws.com.google.android.mms.pdu.EncodedStringValue;
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import ws.com.google.android.mms.pdu.PduBody;
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import ws.com.google.android.mms.pdu.PduHeaders;
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import ws.com.google.android.mms.pdu.PduPart;
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import ws.com.google.android.mms.pdu.RetrieveConf;
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public class IncomingMediaMessage {
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private final PduHeaders headers;
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private final PduBody body;
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private final String groupId;
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private final boolean push;
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public IncomingMediaMessage(RetrieveConf retreived) {
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this.headers = retreived.getPduHeaders();
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this.body = retreived.getBody();
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this.groupId = null;
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this.push = false;
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}
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public IncomingMediaMessage(MasterSecret masterSecret, String localNumber,
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IncomingPushMessage message,
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PushMessageContent messageContent)
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{
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this.headers = new PduHeaders();
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this.body = new PduBody();
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this.push = true;
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if (messageContent.hasGroup()) {
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this.groupId = GroupUtil.getEncodedId(messageContent.getGroup().getId().toByteArray());
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} else {
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this.groupId = null;
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}
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this.headers.setEncodedStringValue(new EncodedStringValue(message.getSource()), PduHeaders.FROM);
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this.headers.appendEncodedStringValue(new EncodedStringValue(localNumber), PduHeaders.TO);
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this.headers.setLongInteger(message.getTimestampMillis() / 1000, PduHeaders.DATE);
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if (!org.whispersystems.textsecure.util.Util.isEmpty(messageContent.getBody())) {
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PduPart text = new PduPart();
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text.setData(Util.toUtf8Bytes(messageContent.getBody()));
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text.setContentType(Util.toIsoBytes("text/plain"));
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text.setCharset(CharacterSets.UTF_8);
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body.addPart(text);
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}
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if (messageContent.getAttachmentsCount() > 0) {
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for (PushMessageContent.AttachmentPointer attachment : messageContent.getAttachmentsList()) {
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PduPart media = new PduPart();
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byte[] encryptedKey = new MasterCipher(masterSecret).encryptBytes(attachment.getKey().toByteArray());
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media.setContentType(Util.toIsoBytes(attachment.getContentType()));
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media.setContentLocation(Util.toIsoBytes(String.valueOf(attachment.getId())));
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media.setContentDisposition(Util.toIsoBytes(Base64.encodeBytes(encryptedKey)));
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if (message.getRelay() != null) {
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media.setName(Util.toIsoBytes(message.getRelay()));
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}
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media.setPendingPush(true);
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body.addPart(media);
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}
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}
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}
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public PduHeaders getPduHeaders() {
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return headers;
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}
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public PduBody getBody() {
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return body;
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}
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public String getGroupId() {
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return groupId;
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}
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public boolean isPushMessage() {
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return push;
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}
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public boolean isGroupMessage() {
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return groupId != null ||
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!Util.isEmpty(headers.getEncodedStringValues(PduHeaders.CC)) ||
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(headers.getEncodedStringValues(PduHeaders.TO) != null &&
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headers.getEncodedStringValues(PduHeaders.TO).length > 1);
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}
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}
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