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Allow writeTo to accept a list of attachments to send 

* The default is to send all attachments, of course, but with
  smartSend, we need to exclude the original ones or they will
  be duplicated
* Another CL in Exchange is required to fix the bug

Bug: 7005505
Change-Id: I0e8bab2fb53dd4d60c82f2ef9a525ff7b015f2eb
This commit is contained in:
Marc Blank 2012-08-20 13:15:49 -07:00
parent 22e9efd442
commit 77d166b8d1
1 changed files with 51 additions and 53 deletions
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104
emailcommon/src/com/android/emailcommon/internet/Rfc822Output.java
View File

@ -16,9 +16,7 @@
package com.android.emailcommon.internet;
import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.util.Base64;
import android.util.Base64OutputStream;
@ -40,7 +38,9 @@ import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@ -55,9 +55,6 @@ public class Rfc822Output {
private static final SimpleDateFormat DATE_FORMAT =
new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss Z", Locale.US);
private static final String WHERE_NOT_SMART_FORWARD = "(" + Attachment.FLAGS + "&" +
Attachment.FLAG_SMART_FORWARD + ")=0";
/** A less-than-perfect pattern to pull out <body> content */
private static final Pattern BODY_PATTERN = Pattern.compile(
"(?:<\\s*body[^>]*>)(.*)(?:<\\s*/\\s*body\\s*>)",
@ -111,9 +108,16 @@ public class Rfc822Output {
* @param messageId the message to write out
* @param out the output stream to write the message to
* @param useSmartReply whether or not quoted text is appended to a reply/forward
* @param a list of attachments to send (or null if retrieved from the message itself)
*/
public static void writeTo(Context context, long messageId, OutputStream out,
boolean useSmartReply, boolean sendBcc) throws IOException, MessagingException {
writeTo(context, messageId, out, useSmartReply, sendBcc, null);
}
public static void writeTo(Context context, long messageId, OutputStream out,
boolean useSmartReply, boolean sendBcc, List<Attachment> attachments)
throws IOException, MessagingException {
Message message = Message.restoreMessageWithId(context, messageId);
if (message == null) {
// throw something?
@ -148,59 +152,53 @@ public class Rfc822Output {
Body body = Body.restoreBodyWithMessageId(context, message.mId);
String[] bodyText = buildBodyText(body, message.mFlags, useSmartReply);
Uri uri = ContentUris.withAppendedId(Attachment.MESSAGE_ID_URI, messageId);
Cursor attachmentsCursor = context.getContentResolver().query(uri,
Attachment.CONTENT_PROJECTION, WHERE_NOT_SMART_FORWARD, null, null);
// If a list of attachments hasn't been passed in, build one from the message
if (attachments == null) {
attachments =
Arrays.asList(Attachment.restoreAttachmentsWithMessageId(context, messageId));
}
try {
int attachmentCount = attachmentsCursor.getCount();
boolean multipart = attachmentCount > 0;
String multipartBoundary = null;
String multipartType = "mixed";
boolean multipart = attachments.size() > 0;
String multipartBoundary = null;
String multipartType = "mixed";
// Simplified case for no multipart - just emit text and be done.
if (!multipart) {
writeTextWithHeaders(writer, stream, bodyText);
} else {
// continue with multipart headers, then into multipart body
multipartBoundary = getNextBoundary();
// Simplified case for no multipart - just emit text and be done.
if (!multipart) {
writeTextWithHeaders(writer, stream, bodyText);
} else {
// continue with multipart headers, then into multipart body
multipartBoundary = getNextBoundary();
// Move to the first attachment; this must succeed because multipart is true
attachmentsCursor.moveToFirst();
if (attachmentCount == 1) {
// If we've got one attachment and it's an ics "attachment", we want to send
// this as multipart/alternative instead of multipart/mixed
int flags = attachmentsCursor.getInt(Attachment.CONTENT_FLAGS_COLUMN);
if ((flags & Attachment.FLAG_ICS_ALTERNATIVE_PART) != 0) {
multipartType = "alternative";
}
// Move to the first attachment; this must succeed because multipart is true
if (attachments.size() == 1) {
// If we've got one attachment and it's an ics "attachment", we want to send
// this as multipart/alternative instead of multipart/mixed
int flags = attachments.get(0).mFlags;
if ((flags & Attachment.FLAG_ICS_ALTERNATIVE_PART) != 0) {
multipartType = "alternative";
}
writeHeader(writer, "Content-Type",
"multipart/" + multipartType + "; boundary=\"" + multipartBoundary + "\"");
// Finish headers and prepare for body section(s)
writer.write("\r\n");
// first multipart element is the body
if (bodyText[INDEX_BODY_TEXT] != null || bodyText[INDEX_BODY_HTML] != null) {
writeBoundary(writer, multipartBoundary, false);
writeTextWithHeaders(writer, stream, bodyText);
}
// Write out the attachments until we run out
do {
writeBoundary(writer, multipartBoundary, false);
Attachment attachment =
Attachment.getContent(attachmentsCursor, Attachment.class);
writeOneAttachment(context, writer, stream, attachment);
writer.write("\r\n");
} while (attachmentsCursor.moveToNext());
// end of multipart section
writeBoundary(writer, multipartBoundary, true);
}
} finally {
attachmentsCursor.close();
writeHeader(writer, "Content-Type",
"multipart/" + multipartType + "; boundary=\"" + multipartBoundary + "\"");
// Finish headers and prepare for body section(s)
writer.write("\r\n");
// first multipart element is the body
if (bodyText[INDEX_BODY_TEXT] != null || bodyText[INDEX_BODY_HTML] != null) {
writeBoundary(writer, multipartBoundary, false);
writeTextWithHeaders(writer, stream, bodyText);
}
// Write out the attachments until we run out
for (Attachment att: attachments) {
writeBoundary(writer, multipartBoundary, false);
writeOneAttachment(context, writer, stream, att);
writer.write("\r\n");
}
// end of multipart section
writeBoundary(writer, multipartBoundary, true);
}
writer.flush();