Created new Exchange2 target
This links with the emailcommon2 static library
Bug: 6308640
Change-Id: I18f3a31ce9667af24008fb98c35d11909d67f873
diff --git a/Android.mk b/Android.mk
index 842d3d9..73e21a2 100644
--- a/Android.mk
+++ b/Android.mk
@@ -15,14 +15,39 @@
LOCAL_PATH:= $(call my-dir)
include $(CLEAR_VARS)
+#
+# Exchange
+#
+
LOCAL_MODULE_TAGS := optional
LOCAL_SRC_FILES := $(call all-java-files-under, src)
+LOCAL_SRC_FILES += $(call all-java-files-under, exchange1_src)
+
+LOCAL_STATIC_JAVA_LIBRARIES := android-common com.android.emailcommon
+LOCAL_STATIC_JAVA_LIBRARIES += calendar-common
+
+LOCAL_PACKAGE_NAME := Exchange
+
+LOCAL_PROGUARD_FLAG_FILES := proguard.flags
+
+LOCAL_EMMA_COVERAGE_FILTER += +com.android.exchange.*
+
+include $(BUILD_PACKAGE)
+
+include $(CLEAR_VARS)
+#
+# Exchange2
+#
+LOCAL_MODULE_TAGS := optional
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+LOCAL_SRC_FILES += $(call all-java-files-under, exchange2_src)
LOCAL_STATIC_JAVA_LIBRARIES := android-common com.android.emailcommon2
LOCAL_STATIC_JAVA_LIBRARIES += calendar-common
-LOCAL_PACKAGE_NAME := Exchange
+LOCAL_PACKAGE_NAME := Exchange2
LOCAL_PROGUARD_FLAG_FILES := proguard.flags
diff --git a/exchange1_src/com/android/exchange/adapter/EmailSyncAdapter.java b/exchange1_src/com/android/exchange/adapter/EmailSyncAdapter.java
new file mode 100644
index 0000000..c498eb6
--- /dev/null
+++ b/exchange1_src/com/android/exchange/adapter/EmailSyncAdapter.java
@@ -0,0 +1,1458 @@
+/*
+ * Copyright (C) 2008-2009 Marc Blank
+ * Licensed to The Android Open Source Project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.exchange.adapter;
+
+import android.content.ContentProviderOperation;
+import android.content.ContentResolver;
+import android.content.ContentUris;
+import android.content.ContentValues;
+import android.content.OperationApplicationException;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.RemoteException;
+import android.text.TextUtils;
+import android.util.Base64;
+import android.util.Log;
+import android.webkit.MimeTypeMap;
+
+import com.android.emailcommon.internet.MimeMessage;
+import com.android.emailcommon.internet.MimeUtility;
+import com.android.emailcommon.mail.Address;
+import com.android.emailcommon.mail.MeetingInfo;
+import com.android.emailcommon.mail.MessagingException;
+import com.android.emailcommon.mail.PackedString;
+import com.android.emailcommon.mail.Part;
+import com.android.emailcommon.provider.Account;
+import com.android.emailcommon.provider.EmailContent;
+import com.android.emailcommon.provider.EmailContent.AccountColumns;
+import com.android.emailcommon.provider.EmailContent.Attachment;
+import com.android.emailcommon.provider.EmailContent.Body;
+import com.android.emailcommon.provider.EmailContent.MailboxColumns;
+import com.android.emailcommon.provider.EmailContent.Message;
+import com.android.emailcommon.provider.EmailContent.MessageColumns;
+import com.android.emailcommon.provider.EmailContent.SyncColumns;
+import com.android.emailcommon.provider.Mailbox;
+import com.android.emailcommon.provider.Policy;
+import com.android.emailcommon.provider.ProviderUnavailableException;
+import com.android.emailcommon.service.SyncWindow;
+import com.android.emailcommon.utility.AttachmentUtilities;
+import com.android.emailcommon.utility.ConversionUtilities;
+import com.android.emailcommon.utility.Utility;
+import com.android.exchange.CommandStatusException;
+import com.android.exchange.Eas;
+import com.android.exchange.EasResponse;
+import com.android.exchange.EasSyncService;
+import com.android.exchange.MessageMoveRequest;
+import com.android.exchange.R;
+import com.android.exchange.utility.CalendarUtilities;
+import com.google.common.annotations.VisibleForTesting;
+
+import org.apache.http.HttpStatus;
+import org.apache.http.entity.ByteArrayEntity;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.TimeZone;
+
+/**
+ * Sync adapter for EAS email
+ *
+ */
+public class EmailSyncAdapter extends AbstractSyncAdapter {
+
+ private static final String TAG = "EmailSyncAdapter";
+
+ private static final int UPDATES_READ_COLUMN = 0;
+ private static final int UPDATES_MAILBOX_KEY_COLUMN = 1;
+ private static final int UPDATES_SERVER_ID_COLUMN = 2;
+ private static final int UPDATES_FLAG_COLUMN = 3;
+ private static final String[] UPDATES_PROJECTION =
+ {MessageColumns.FLAG_READ, MessageColumns.MAILBOX_KEY, SyncColumns.SERVER_ID,
+ MessageColumns.FLAG_FAVORITE};
+
+ private static final int MESSAGE_ID_SUBJECT_ID_COLUMN = 0;
+ private static final int MESSAGE_ID_SUBJECT_SUBJECT_COLUMN = 1;
+ private static final String[] MESSAGE_ID_SUBJECT_PROJECTION =
+ new String[] { Message.RECORD_ID, MessageColumns.SUBJECT };
+
+ private static final String WHERE_BODY_SOURCE_MESSAGE_KEY = Body.SOURCE_MESSAGE_KEY + "=?";
+ private static final String WHERE_MAILBOX_KEY_AND_MOVED =
+ MessageColumns.MAILBOX_KEY + "=? AND (" + MessageColumns.FLAGS + "&" +
+ EasSyncService.MESSAGE_FLAG_MOVED_MESSAGE + ")!=0";
+ private static final String[] FETCH_REQUEST_PROJECTION =
+ new String[] {EmailContent.RECORD_ID, SyncColumns.SERVER_ID};
+ private static final int FETCH_REQUEST_RECORD_ID = 0;
+ private static final int FETCH_REQUEST_SERVER_ID = 1;
+
+ private static final String EMAIL_WINDOW_SIZE = "5";
+
+ @VisibleForTesting
+ static final int LAST_VERB_REPLY = 1;
+ @VisibleForTesting
+ static final int LAST_VERB_REPLY_ALL = 2;
+ @VisibleForTesting
+ static final int LAST_VERB_FORWARD = 3;
+
+ private final String[] mBindArguments = new String[2];
+ private final String[] mBindArgument = new String[1];
+
+ @VisibleForTesting
+ ArrayList<Long> mDeletedIdList = new ArrayList<Long>();
+ @VisibleForTesting
+ ArrayList<Long> mUpdatedIdList = new ArrayList<Long>();
+ private final ArrayList<FetchRequest> mFetchRequestList = new ArrayList<FetchRequest>();
+ private boolean mFetchNeeded = false;
+
+ // Holds the parser's value for isLooping()
+ private boolean mIsLooping = false;
+
+ // The policy (if any) for this adapter's Account
+ private final Policy mPolicy;
+
+ public EmailSyncAdapter(EasSyncService service) {
+ super(service);
+ // If we've got an account with a policy, cache it now
+ if (mAccount.mPolicyKey != 0) {
+ mPolicy = Policy.restorePolicyWithId(mContext, mAccount.mPolicyKey);
+ } else {
+ mPolicy = null;
+ }
+ }
+
+ @Override
+ public void wipe() {
+ mContentResolver.delete(Message.CONTENT_URI,
+ Message.MAILBOX_KEY + "=" + mMailbox.mId, null);
+ mContentResolver.delete(Message.DELETED_CONTENT_URI,
+ Message.MAILBOX_KEY + "=" + mMailbox.mId, null);
+ mContentResolver.delete(Message.UPDATED_CONTENT_URI,
+ Message.MAILBOX_KEY + "=" + mMailbox.mId, null);
+ mService.clearRequests();
+ mFetchRequestList.clear();
+ // Delete attachments...
+ AttachmentUtilities.deleteAllMailboxAttachmentFiles(mContext, mAccount.mId, mMailbox.mId);
+ }
+
+ private String getEmailFilter() {
+ int syncLookback = mMailbox.mSyncLookback;
+ if (syncLookback == SyncWindow.SYNC_WINDOW_UNKNOWN
+ || mMailbox.mType == Mailbox.TYPE_INBOX) {
+ syncLookback = mAccount.mSyncLookback;
+ }
+ switch (syncLookback) {
+ case SyncWindow.SYNC_WINDOW_AUTO:
+ return Eas.FILTER_AUTO;
+ case SyncWindow.SYNC_WINDOW_1_DAY:
+ return Eas.FILTER_1_DAY;
+ case SyncWindow.SYNC_WINDOW_3_DAYS:
+ return Eas.FILTER_3_DAYS;
+ case SyncWindow.SYNC_WINDOW_1_WEEK:
+ return Eas.FILTER_1_WEEK;
+ case SyncWindow.SYNC_WINDOW_2_WEEKS:
+ return Eas.FILTER_2_WEEKS;
+ case SyncWindow.SYNC_WINDOW_1_MONTH:
+ return Eas.FILTER_1_MONTH;
+ case SyncWindow.SYNC_WINDOW_ALL:
+ return Eas.FILTER_ALL;
+ default:
+ return Eas.FILTER_1_WEEK;
+ }
+ }
+
+ /**
+ * Holder for fetch request information (record id and server id)
+ */
+ private static class FetchRequest {
+ @SuppressWarnings("unused")
+ final long messageId;
+ final String serverId;
+
+ FetchRequest(long _messageId, String _serverId) {
+ messageId = _messageId;
+ serverId = _serverId;
+ }
+ }
+
+ @Override
+ public void sendSyncOptions(Double protocolVersion, Serializer s)
+ throws IOException {
+ mFetchRequestList.clear();
+ // Find partially loaded messages; this should typically be a rare occurrence
+ Cursor c = mContext.getContentResolver().query(Message.CONTENT_URI,
+ FETCH_REQUEST_PROJECTION,
+ MessageColumns.FLAG_LOADED + "=" + Message.FLAG_LOADED_PARTIAL + " AND " +
+ MessageColumns.MAILBOX_KEY + "=?",
+ new String[] {Long.toString(mMailbox.mId)}, null);
+ try {
+ // Put all of these messages into a list; we'll need both id and server id
+ while (c.moveToNext()) {
+ mFetchRequestList.add(new FetchRequest(c.getLong(FETCH_REQUEST_RECORD_ID),
+ c.getString(FETCH_REQUEST_SERVER_ID)));
+ }
+ } finally {
+ c.close();
+ }
+
+ // The "empty" case is typical; we send a request for changes, and also specify a sync
+ // window, body preference type (HTML for EAS 12.0 and later; MIME for EAS 2.5), and
+ // truncation
+ // If there are fetch requests, we only want the fetches (i.e. no changes from the server)
+ // so we turn MIME support off. Note that we are always using EAS 2.5 if there are fetch
+ // requests
+ if (mFetchRequestList.isEmpty()) {
+ // Permanently delete if in trash mailbox
+ // In Exchange 2003, deletes-as-moves tag = true; no tag = false
+ // In Exchange 2007 and up, deletes-as-moves tag is "0" (false) or "1" (true)
+ boolean isTrashMailbox = mMailbox.mType == Mailbox.TYPE_TRASH;
+ if (protocolVersion < Eas.SUPPORTED_PROTOCOL_EX2007_DOUBLE) {
+ if (!isTrashMailbox) {
+ s.tag(Tags.SYNC_DELETES_AS_MOVES);
+ }
+ } else {
+ s.data(Tags.SYNC_DELETES_AS_MOVES, isTrashMailbox ? "0" : "1");
+ }
+ s.tag(Tags.SYNC_GET_CHANGES);
+ s.data(Tags.SYNC_WINDOW_SIZE, EMAIL_WINDOW_SIZE);
+ s.start(Tags.SYNC_OPTIONS);
+ // Set the lookback appropriately (EAS calls this a "filter")
+ String filter = getEmailFilter();
+ // We shouldn't get FILTER_AUTO here, but if we do, make it something legal...
+ if (filter.equals(Eas.FILTER_AUTO)) {
+ filter = Eas.FILTER_3_DAYS;
+ }
+ s.data(Tags.SYNC_FILTER_TYPE, filter);
+ // Set the truncation amount for all classes
+ if (protocolVersion >= Eas.SUPPORTED_PROTOCOL_EX2007_DOUBLE) {
+ s.start(Tags.BASE_BODY_PREFERENCE);
+ // HTML for email
+ s.data(Tags.BASE_TYPE, Eas.BODY_PREFERENCE_HTML);
+ s.data(Tags.BASE_TRUNCATION_SIZE, Eas.EAS12_TRUNCATION_SIZE);
+ s.end();
+ } else {
+ // Use MIME data for EAS 2.5
+ s.data(Tags.SYNC_MIME_SUPPORT, Eas.MIME_BODY_PREFERENCE_MIME);
+ s.data(Tags.SYNC_MIME_TRUNCATION, Eas.EAS2_5_TRUNCATION_SIZE);
+ }
+ s.end();
+ } else {
+ s.start(Tags.SYNC_OPTIONS);
+ // Ask for plain text, rather than MIME data. This guarantees that we'll get a usable
+ // text body
+ s.data(Tags.SYNC_MIME_SUPPORT, Eas.MIME_BODY_PREFERENCE_TEXT);
+ s.data(Tags.SYNC_TRUNCATION, Eas.EAS2_5_TRUNCATION_SIZE);
+ s.end();
+ }
+ }
+
+ @Override
+ public boolean parse(InputStream is) throws IOException, CommandStatusException {
+ EasEmailSyncParser p = new EasEmailSyncParser(is, this);
+ mFetchNeeded = false;
+ boolean res = p.parse();
+ // Hold on to the parser's value for isLooping() to pass back to the service
+ mIsLooping = p.isLooping();
+ // If we've need a body fetch, or we've just finished one, return true in order to continue
+ if (mFetchNeeded || !mFetchRequestList.isEmpty()) {
+ return true;
+ }
+
+ // Don't check for "auto" on the initial sync
+ if (!("0".equals(mMailbox.mSyncKey))) {
+ // We've completed the first successful sync
+ if (getEmailFilter().equals(Eas.FILTER_AUTO)) {
+ getAutomaticLookback();
+ }
+ }
+
+ return res;
+ }
+
+ private void getAutomaticLookback() throws IOException {
+ // If we're using an auto lookback, check how many items in the past week
+ // TODO Make the literal ints below constants once we twiddle them a bit
+ int items = getEstimate(Eas.FILTER_1_WEEK);
+ int lookback;
+ if (items > 1050) {
+ // Over 150/day, just use one day (smallest)
+ lookback = SyncWindow.SYNC_WINDOW_1_DAY;
+ } else if (items > 350 || (items == -1)) {
+ // 50-150/day, use 3 days (150 to 450 messages synced)
+ lookback = SyncWindow.SYNC_WINDOW_3_DAYS;
+ } else if (items > 150) {
+ // 20-50/day, use 1 week (140 to 350 messages synced)
+ lookback = SyncWindow.SYNC_WINDOW_1_WEEK;
+ } else if (items > 75) {
+ // 10-25/day, use 1 week (140 to 350 messages synced)
+ lookback = SyncWindow.SYNC_WINDOW_2_WEEKS;
+ } else if (items < 5) {
+ // If there are only a couple, see if it makes sense to get everything
+ items = getEstimate(Eas.FILTER_ALL);
+ if (items >= 0 && items < 100) {
+ lookback = SyncWindow.SYNC_WINDOW_ALL;
+ } else {
+ lookback = SyncWindow.SYNC_WINDOW_1_MONTH;
+ }
+ } else {
+ lookback = SyncWindow.SYNC_WINDOW_1_MONTH;
+ }
+
+ // Limit lookback to policy limit
+ if (mAccount.mPolicyKey > 0) {
+ Policy policy = Policy.restorePolicyWithId(mContext, mAccount.mPolicyKey);
+ if (policy != null) {
+ int maxLookback = policy.mMaxEmailLookback;
+ if (maxLookback != 0 && (lookback > policy.mMaxEmailLookback)) {
+ lookback = policy.mMaxEmailLookback;
+ }
+ }
+ }
+
+ // Store the new lookback and persist it
+ // TODO Code similar to this is used elsewhere (e.g. MailboxSettings); try to clean this up
+ ContentValues cv = new ContentValues();
+ Uri uri;
+ if (mMailbox.mType == Mailbox.TYPE_INBOX) {
+ mAccount.mSyncLookback = lookback;
+ cv.put(AccountColumns.SYNC_LOOKBACK, lookback);
+ uri = ContentUris.withAppendedId(Account.CONTENT_URI, mAccount.mId);
+ } else {
+ mMailbox.mSyncLookback = lookback;
+ cv.put(MailboxColumns.SYNC_LOOKBACK, lookback);
+ uri = ContentUris.withAppendedId(Mailbox.CONTENT_URI, mMailbox.mId);
+ }
+ mContentResolver.update(uri, cv, null, null);
+
+ CharSequence[] windowEntries = mContext.getResources().getTextArray(
+ R.array.account_settings_mail_window_entries);
+ Log.d(TAG, "Auto lookback: " + windowEntries[lookback]);
+ }
+
+ private static class GetItemEstimateParser extends Parser {
+ @SuppressWarnings("hiding")
+ private static final String TAG = "GetItemEstimateParser";
+ private int mEstimate = -1;
+
+ public GetItemEstimateParser(InputStream in) throws IOException {
+ super(in);
+ }
+
+ @Override
+ public boolean parse() throws IOException {
+ // Loop here through the remaining xml
+ while (nextTag(START_DOCUMENT) != END_DOCUMENT) {
+ if (tag == Tags.GIE_GET_ITEM_ESTIMATE) {
+ parseGetItemEstimate();
+ } else {
+ skipTag();
+ }
+ }
+ return true;
+ }
+
+ public void parseGetItemEstimate() throws IOException {
+ while (nextTag(Tags.GIE_GET_ITEM_ESTIMATE) != END) {
+ if (tag == Tags.GIE_RESPONSE) {
+ parseResponse();
+ } else {
+ skipTag();
+ }
+ }
+ }
+
+ public void parseResponse() throws IOException {
+ while (nextTag(Tags.GIE_RESPONSE) != END) {
+ if (tag == Tags.GIE_STATUS) {
+ Log.d(TAG, "GIE status: " + getValue());
+ } else if (tag == Tags.GIE_COLLECTION) {
+ parseCollection();
+ } else {
+ skipTag();
+ }
+ }
+ }
+
+ public void parseCollection() throws IOException {
+ while (nextTag(Tags.GIE_COLLECTION) != END) {
+ if (tag == Tags.GIE_CLASS) {
+ Log.d(TAG, "GIE class: " + getValue());
+ } else if (tag == Tags.GIE_COLLECTION_ID) {
+ Log.d(TAG, "GIE collectionId: " + getValue());
+ } else if (tag == Tags.GIE_ESTIMATE) {
+ mEstimate = getValueInt();
+ Log.d(TAG, "GIE estimate: " + mEstimate);
+ } else {
+ skipTag();
+ }
+ }
+ }
+ }
+
+ /**
+ * Return the estimated number of items to be synced in the current mailbox, based on the
+ * passed in filter argument
+ * @param filter an EAS "window" filter
+ * @return the estimated number of items to be synced, or -1 if unknown
+ * @throws IOException
+ */
+ private int getEstimate(String filter) throws IOException {
+ Serializer s = new Serializer();
+ boolean ex10 = mService.mProtocolVersionDouble >= Eas.SUPPORTED_PROTOCOL_EX2010_DOUBLE;
+ boolean ex03 = mService.mProtocolVersionDouble < Eas.SUPPORTED_PROTOCOL_EX2007_DOUBLE;
+ boolean ex07 = !ex10 && !ex03;
+
+ String className = getCollectionName();
+ String syncKey = getSyncKey();
+ userLog("gie, sending ", className, " syncKey: ", syncKey);
+
+ s.start(Tags.GIE_GET_ITEM_ESTIMATE).start(Tags.GIE_COLLECTIONS);
+ s.start(Tags.GIE_COLLECTION);
+ if (ex07) {
+ // Exchange 2007 likes collection id first
+ s.data(Tags.GIE_COLLECTION_ID, mMailbox.mServerId);
+ s.data(Tags.SYNC_FILTER_TYPE, filter);
+ s.data(Tags.SYNC_SYNC_KEY, syncKey);
+ } else if (ex03) {
+ // Exchange 2003 needs the "class" element
+ s.data(Tags.GIE_CLASS, className);
+ s.data(Tags.SYNC_SYNC_KEY, syncKey);
+ s.data(Tags.GIE_COLLECTION_ID, mMailbox.mServerId);
+ s.data(Tags.SYNC_FILTER_TYPE, filter);
+ } else {
+ // Exchange 2010 requires the filter inside an OPTIONS container and sync key first
+ s.data(Tags.SYNC_SYNC_KEY, syncKey);
+ s.data(Tags.GIE_COLLECTION_ID, mMailbox.mServerId);
+ s.start(Tags.SYNC_OPTIONS).data(Tags.SYNC_FILTER_TYPE, filter).end();
+ }
+ s.end().end().end().done(); // GIE_COLLECTION, GIE_COLLECTIONS, GIE_GET_ITEM_ESTIMATE
+
+ EasResponse resp = mService.sendHttpClientPost("GetItemEstimate",
+ new ByteArrayEntity(s.toByteArray()), EasSyncService.COMMAND_TIMEOUT);
+ try {
+ int code = resp.getStatus();
+ if (code == HttpStatus.SC_OK) {
+ if (!resp.isEmpty()) {
+ InputStream is = resp.getInputStream();
+ GetItemEstimateParser gieParser = new GetItemEstimateParser(is);
+ gieParser.parse();
+ // Return the estimated number of items
+ return gieParser.mEstimate;
+ }
+ }
+ } finally {
+ resp.close();
+ }
+ // If we can't get an estimate, indicate this...
+ return -1;
+ }
+
+ /**
+ * Return the value of isLooping() as returned from the parser
+ */
+ @Override
+ public boolean isLooping() {
+ return mIsLooping;
+ }
+
+ @Override
+ public boolean isSyncable() {
+ return true;
+ }
+
+ public class EasEmailSyncParser extends AbstractSyncParser {
+
+ private static final String WHERE_SERVER_ID_AND_MAILBOX_KEY =
+ SyncColumns.SERVER_ID + "=? and " + MessageColumns.MAILBOX_KEY + "=?";
+
+ private final String mMailboxIdAsString;
+
+ private final ArrayList<Message> newEmails = new ArrayList<Message>();
+ private final ArrayList<Message> fetchedEmails = new ArrayList<Message>();
+ private final ArrayList<Long> deletedEmails = new ArrayList<Long>();
+ private final ArrayList<ServerChange> changedEmails = new ArrayList<ServerChange>();
+
+ public EasEmailSyncParser(InputStream in, EmailSyncAdapter adapter) throws IOException {
+ super(in, adapter);
+ mMailboxIdAsString = Long.toString(mMailbox.mId);
+ }
+
+ public EasEmailSyncParser(Parser parser, EmailSyncAdapter adapter) throws IOException {
+ super(parser, adapter);
+ mMailboxIdAsString = Long.toString(mMailbox.mId);
+ }
+
+ public void addData (Message msg, int endingTag) throws IOException {
+ ArrayList<Attachment> atts = new ArrayList<Attachment>();
+ boolean truncated = false;
+
+ while (nextTag(endingTag) != END) {
+ switch (tag) {
+ case Tags.EMAIL_ATTACHMENTS:
+ case Tags.BASE_ATTACHMENTS: // BASE_ATTACHMENTS is used in EAS 12.0 and up
+ attachmentsParser(atts, msg);
+ break;
+ case Tags.EMAIL_TO:
+ msg.mTo = Address.pack(Address.parse(getValue()));
+ break;
+ case Tags.EMAIL_FROM:
+ Address[] froms = Address.parse(getValue());
+ if (froms != null && froms.length > 0) {
+ msg.mDisplayName = froms[0].toFriendly();
+ }
+ msg.mFrom = Address.pack(froms);
+ break;
+ case Tags.EMAIL_CC:
+ msg.mCc = Address.pack(Address.parse(getValue()));
+ break;
+ case Tags.EMAIL_REPLY_TO:
+ msg.mReplyTo = Address.pack(Address.parse(getValue()));
+ break;
+ case Tags.EMAIL_DATE_RECEIVED:
+ msg.mTimeStamp = Utility.parseEmailDateTimeToMillis(getValue());
+ break;
+ case Tags.EMAIL_SUBJECT:
+ msg.mSubject = getValue();
+ break;
+ case Tags.EMAIL_READ:
+ msg.mFlagRead = getValueInt() == 1;
+ break;
+ case Tags.BASE_BODY:
+ bodyParser(msg);
+ break;
+ case Tags.EMAIL_FLAG:
+ msg.mFlagFavorite = flagParser();
+ break;
+ case Tags.EMAIL_MIME_TRUNCATED:
+ truncated = getValueInt() == 1;
+ break;
+ case Tags.EMAIL_MIME_DATA:
+ // We get MIME data for EAS 2.5. First we parse it, then we take the
+ // html and/or plain text data and store it in the message
+ if (truncated) {
+ // If the MIME data is truncated, don't bother parsing it, because
+ // it will take time and throw an exception anyway when EOF is reached
+ // In this case, we will load the body separately by tagging the message
+ // "partially loaded".
+ // Get the data (and ignore it)
+ getValue();
+ userLog("Partially loaded: ", msg.mServerId);
+ msg.mFlagLoaded = Message.FLAG_LOADED_PARTIAL;
+ mFetchNeeded = true;
+ } else {
+ mimeBodyParser(msg, getValue());
+ }
+ break;
+ case Tags.EMAIL_BODY:
+ String text = getValue();
+ msg.mText = text;
+ break;
+ case Tags.EMAIL_MESSAGE_CLASS:
+ String messageClass = getValue();
+ if (messageClass.equals("IPM.Schedule.Meeting.Request")) {
+ msg.mFlags |= Message.FLAG_INCOMING_MEETING_INVITE;
+ } else if (messageClass.equals("IPM.Schedule.Meeting.Canceled")) {
+ msg.mFlags |= Message.FLAG_INCOMING_MEETING_CANCEL;
+ }
+ break;
+ case Tags.EMAIL_MEETING_REQUEST:
+ meetingRequestParser(msg);
+ break;
+ case Tags.RIGHTS_LICENSE:
+ skipParser(tag);
+ break;
+ case Tags.EMAIL2_CONVERSATION_ID:
+ msg.mServerConversationId =
+ Base64.encodeToString(getValueBytes(), Base64.URL_SAFE);
+ break;
+ case Tags.EMAIL2_CONVERSATION_INDEX:
+ // Ignore this byte array since we're not constructing a tree.
+ getValueBytes();
+ break;
+ case Tags.EMAIL2_LAST_VERB_EXECUTED:
+ int val = getValueInt();
+ if (val == LAST_VERB_REPLY || val == LAST_VERB_REPLY_ALL) {
+ // We aren't required to distinguish between reply and reply all here
+ msg.mFlags |= Message.FLAG_REPLIED_TO;
+ } else if (val == LAST_VERB_FORWARD) {
+ msg.mFlags |= Message.FLAG_FORWARDED;
+ }
+ break;
+ default:
+ skipTag();
+ }
+ }
+
+ if (atts.size() > 0) {
+ msg.mAttachments = atts;
+ }
+ }
+
+ /**
+ * Set up the meetingInfo field in the message with various pieces of information gleaned
+ * from MeetingRequest tags. This information will be used later to generate an appropriate
+ * reply email if the user chooses to respond
+ * @param msg the Message being built
+ * @throws IOException
+ */
+ private void meetingRequestParser(Message msg) throws IOException {
+ PackedString.Builder packedString = new PackedString.Builder();
+ while (nextTag(Tags.EMAIL_MEETING_REQUEST) != END) {
+ switch (tag) {
+ case Tags.EMAIL_DTSTAMP:
+ packedString.put(MeetingInfo.MEETING_DTSTAMP, getValue());
+ break;
+ case Tags.EMAIL_START_TIME:
+ packedString.put(MeetingInfo.MEETING_DTSTART, getValue());
+ break;
+ case Tags.EMAIL_END_TIME:
+ packedString.put(MeetingInfo.MEETING_DTEND, getValue());
+ break;
+ case Tags.EMAIL_ORGANIZER:
+ packedString.put(MeetingInfo.MEETING_ORGANIZER_EMAIL, getValue());
+ break;
+ case Tags.EMAIL_LOCATION:
+ packedString.put(MeetingInfo.MEETING_LOCATION, getValue());
+ break;
+ case Tags.EMAIL_GLOBAL_OBJID:
+ packedString.put(MeetingInfo.MEETING_UID,
+ CalendarUtilities.getUidFromGlobalObjId(getValue()));
+ break;
+ case Tags.EMAIL_CATEGORIES:
+ skipParser(tag);
+ break;
+ case Tags.EMAIL_RECURRENCES:
+ recurrencesParser();
+ break;
+ case Tags.EMAIL_RESPONSE_REQUESTED:
+ packedString.put(MeetingInfo.MEETING_RESPONSE_REQUESTED, getValue());
+ break;
+ default:
+ skipTag();
+ }
+ }
+ if (msg.mSubject != null) {
+ packedString.put(MeetingInfo.MEETING_TITLE, msg.mSubject);
+ }
+ msg.mMeetingInfo = packedString.toString();
+ }
+
+ private void recurrencesParser() throws IOException {
+ while (nextTag(Tags.EMAIL_RECURRENCES) != END) {
+ switch (tag) {
+ case Tags.EMAIL_RECURRENCE:
+ skipParser(tag);
+ break;
+ default:
+ skipTag();
+ }
+ }
+ }
+
+ /**
+ * Parse a message from the server stream.
+ * @return the parsed Message
+ * @throws IOException
+ */
+ private Message addParser() throws IOException, CommandStatusException {
+ Message msg = new Message();
+ msg.mAccountKey = mAccount.mId;
+ msg.mMailboxKey = mMailbox.mId;
+ msg.mFlagLoaded = Message.FLAG_LOADED_COMPLETE;
+ // Default to 1 (success) in case we don't get this tag
+ int status = 1;
+
+ while (nextTag(Tags.SYNC_ADD) != END) {
+ switch (tag) {
+ case Tags.SYNC_SERVER_ID:
+ msg.mServerId = getValue();
+ break;
+ case Tags.SYNC_STATUS:
+ status = getValueInt();
+ break;
+ case Tags.SYNC_APPLICATION_DATA:
+ addData(msg, tag);
+ break;
+ default:
+ skipTag();
+ }
+ }
+ // For sync, status 1 = success
+ if (status != 1) {
+ throw new CommandStatusException(status, msg.mServerId);
+ }
+ return msg;
+ }
+
+ // For now, we only care about the "active" state
+ private Boolean flagParser() throws IOException {
+ Boolean state = false;
+ while (nextTag(Tags.EMAIL_FLAG) != END) {
+ switch (tag) {
+ case Tags.EMAIL_FLAG_STATUS:
+ state = getValueInt() == 2;
+ break;
+ default:
+ skipTag();
+ }
+ }
+ return state;
+ }
+
+ private void bodyParser(Message msg) throws IOException {
+ String bodyType = Eas.BODY_PREFERENCE_TEXT;
+ String body = "";
+ while (nextTag(Tags.EMAIL_BODY) != END) {
+ switch (tag) {
+ case Tags.BASE_TYPE:
+ bodyType = getValue();
+ break;
+ case Tags.BASE_DATA:
+ body = getValue();
+ break;
+ default:
+ skipTag();
+ }
+ }
+ // We always ask for TEXT or HTML; there's no third option
+ if (bodyType.equals(Eas.BODY_PREFERENCE_HTML)) {
+ msg.mHtml = body;
+ } else {
+ msg.mText = body;
+ }
+ }
+
+ /**
+ * Parses untruncated MIME data, saving away the text parts
+ * @param msg the message we're building
+ * @param mimeData the MIME data we've received from the server
+ * @throws IOException
+ */
+ private void mimeBodyParser(Message msg, String mimeData) throws IOException {
+ try {
+ ByteArrayInputStream in = new ByteArrayInputStream(mimeData.getBytes());
+ // The constructor parses the message
+ MimeMessage mimeMessage = new MimeMessage(in);
+ // Now process body parts & attachments
+ ArrayList<Part> viewables = new ArrayList<Part>();
+ // We'll ignore the attachments, as we'll get them directly from EAS
+ ArrayList<Part> attachments = new ArrayList<Part>();
+ MimeUtility.collectParts(mimeMessage, viewables, attachments);
+ Body tempBody = new Body();
+ // updateBodyFields fills in the content fields of the Body
+ ConversionUtilities.updateBodyFields(tempBody, msg, viewables);
+ // But we need them in the message itself for handling during commit()
+ msg.mHtml = tempBody.mHtmlContent;
+ msg.mText = tempBody.mTextContent;
+ } catch (MessagingException e) {
+ // This would most likely indicate a broken stream
+ throw new IOException(e);
+ }
+ }
+
+ private void attachmentsParser(ArrayList<Attachment> atts, Message msg) throws IOException {
+ while (nextTag(Tags.EMAIL_ATTACHMENTS) != END) {
+ switch (tag) {
+ case Tags.EMAIL_ATTACHMENT:
+ case Tags.BASE_ATTACHMENT: // BASE_ATTACHMENT is used in EAS 12.0 and up
+ attachmentParser(atts, msg);
+ break;
+ default:
+ skipTag();
+ }
+ }
+ }
+
+ private void attachmentParser(ArrayList<Attachment> atts, Message msg) throws IOException {
+ String fileName = null;
+ String length = null;
+ String location = null;
+ boolean isInline = false;
+ String contentId = null;
+
+ while (nextTag(Tags.EMAIL_ATTACHMENT) != END) {
+ switch (tag) {
+ // We handle both EAS 2.5 and 12.0+ attachments here
+ case Tags.EMAIL_DISPLAY_NAME:
+ case Tags.BASE_DISPLAY_NAME:
+ fileName = getValue();
+ break;
+ case Tags.EMAIL_ATT_NAME:
+ case Tags.BASE_FILE_REFERENCE:
+ location = getValue();
+ break;
+ case Tags.EMAIL_ATT_SIZE:
+ case Tags.BASE_ESTIMATED_DATA_SIZE:
+ length = getValue();
+ break;
+ case Tags.BASE_IS_INLINE:
+ isInline = getValueInt() == 1;
+ break;
+ case Tags.BASE_CONTENT_ID:
+ contentId = getValue();
+ break;
+ default:
+ skipTag();
+ }
+ }
+
+ if ((fileName != null) && (length != null) && (location != null)) {
+ Attachment att = new Attachment();
+ att.mEncoding = "base64";
+ att.mSize = Long.parseLong(length);
+ att.mFileName = fileName;
+ att.mLocation = location;
+ att.mMimeType = getMimeTypeFromFileName(fileName);
+ att.mAccountKey = mService.mAccount.mId;
+ // Save away the contentId, if we've got one (for inline images); note that the
+ // EAS docs appear to be wrong about the tags used; inline images come with
+ // contentId rather than contentLocation, when sent from Ex03, Ex07, and Ex10
+ if (isInline && !TextUtils.isEmpty(contentId)) {
+ att.mContentId = contentId;
+ }
+ // Check if this attachment can't be downloaded due to an account policy
+ if (mPolicy != null) {
+ if (mPolicy.mDontAllowAttachments ||
+ (mPolicy.mMaxAttachmentSize > 0 &&
+ (att.mSize > mPolicy.mMaxAttachmentSize))) {
+ att.mFlags = Attachment.FLAG_POLICY_DISALLOWS_DOWNLOAD;
+ }
+ }
+ atts.add(att);
+ msg.mFlagAttachment = true;
+ }
+ }
+
+ /**
+ * Returns an appropriate mimetype for the given file name's extension. If a mimetype
+ * cannot be determined, {@code application/<<x>>} [where @{code <<x>> is the extension,
+ * if it exists or {@code application/octet-stream}].
+ * At the moment, this is somewhat lame, since many file types aren't recognized
+ * @param fileName the file name to ponder
+ */
+ // Note: The MimeTypeMap method currently uses a very limited set of mime types
+ // A bug has been filed against this issue.
+ public String getMimeTypeFromFileName(String fileName) {
+ String mimeType;
+ int lastDot = fileName.lastIndexOf('.');
+ String extension = null;
+ if ((lastDot > 0) && (lastDot < fileName.length() - 1)) {
+ extension = fileName.substring(lastDot + 1).toLowerCase();
+ }
+ if (extension == null) {
+ // A reasonable default for now.
+ mimeType = "application/octet-stream";
+ } else {
+ mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
+ if (mimeType == null) {
+ mimeType = "application/" + extension;
+ }
+ }
+ return mimeType;
+ }
+
+ private Cursor getServerIdCursor(String serverId, String[] projection) {
+ mBindArguments[0] = serverId;
+ mBindArguments[1] = mMailboxIdAsString;
+ Cursor c = mContentResolver.query(Message.CONTENT_URI, projection,
+ WHERE_SERVER_ID_AND_MAILBOX_KEY, mBindArguments, null);
+ if (c == null) throw new ProviderUnavailableException();
+ if (c.getCount() > 1) {
+ userLog("Multiple messages with the same serverId/mailbox: " + serverId);
+ }
+ return c;
+ }
+
+ @VisibleForTesting
+ void deleteParser(ArrayList<Long> deletes, int entryTag) throws IOException {
+ while (nextTag(entryTag) != END) {
+ switch (tag) {
+ case Tags.SYNC_SERVER_ID:
+ String serverId = getValue();
+ // Find the message in this mailbox with the given serverId
+ Cursor c = getServerIdCursor(serverId, MESSAGE_ID_SUBJECT_PROJECTION);
+ try {
+ if (c.moveToFirst()) {
+ deletes.add(c.getLong(MESSAGE_ID_SUBJECT_ID_COLUMN));
+ if (Eas.USER_LOG) {
+ userLog("Deleting ", serverId + ", "
+ + c.getString(MESSAGE_ID_SUBJECT_SUBJECT_COLUMN));
+ }
+ }
+ } finally {
+ c.close();
+ }
+ break;
+ default:
+ skipTag();
+ }
+ }
+ }
+
+ @VisibleForTesting
+ class ServerChange {
+ final long id;
+ final Boolean read;
+ final Boolean flag;
+ final Integer flags;
+
+ ServerChange(long _id, Boolean _read, Boolean _flag, Integer _flags) {
+ id = _id;
+ read = _read;
+ flag = _flag;
+ flags = _flags;
+ }
+ }
+
+ @VisibleForTesting
+ void changeParser(ArrayList<ServerChange> changes) throws IOException {
+ String serverId = null;
+ Boolean oldRead = false;
+ Boolean oldFlag = false;
+ int flags = 0;
+ long id = 0;
+ while (nextTag(Tags.SYNC_CHANGE) != END) {
+ switch (tag) {
+ case Tags.SYNC_SERVER_ID:
+ serverId = getValue();
+ Cursor c = getServerIdCursor(serverId, Message.LIST_PROJECTION);
+ try {
+ if (c.moveToFirst()) {
+ userLog("Changing ", serverId);
+ oldRead = c.getInt(Message.LIST_READ_COLUMN) == Message.READ;
+ oldFlag = c.getInt(Message.LIST_FAVORITE_COLUMN) == 1;
+ flags = c.getInt(Message.LIST_FLAGS_COLUMN);
+ id = c.getLong(Message.LIST_ID_COLUMN);
+ }
+ } finally {
+ c.close();
+ }
+ break;
+ case Tags.SYNC_APPLICATION_DATA:
+ changeApplicationDataParser(changes, oldRead, oldFlag, flags, id);
+ break;
+ default:
+ skipTag();
+ }
+ }
+ }
+
+ private void changeApplicationDataParser(ArrayList<ServerChange> changes, Boolean oldRead,
+ Boolean oldFlag, int oldFlags, long id) throws IOException {
+ Boolean read = null;
+ Boolean flag = null;
+ Integer flags = null;
+ while (nextTag(Tags.SYNC_APPLICATION_DATA) != END) {
+ switch (tag) {
+ case Tags.EMAIL_READ:
+ read = getValueInt() == 1;
+ break;
+ case Tags.EMAIL_FLAG:
+ flag = flagParser();
+ break;
+ case Tags.EMAIL2_LAST_VERB_EXECUTED:
+ int val = getValueInt();
+ // Clear out the old replied/forward flags and add in the new flag
+ flags = oldFlags & ~(Message.FLAG_REPLIED_TO | Message.FLAG_FORWARDED);
+ if (val == LAST_VERB_REPLY || val == LAST_VERB_REPLY_ALL) {
+ // We aren't required to distinguish between reply and reply all here
+ flags |= Message.FLAG_REPLIED_TO;
+ } else if (val == LAST_VERB_FORWARD) {
+ flags |= Message.FLAG_FORWARDED;
+ }
+ break;
+ default:
+ skipTag();
+ }
+ }
+ // See if there are flag changes re: read, flag (favorite) or replied/forwarded
+ if (((read != null) && !oldRead.equals(read)) ||
+ ((flag != null) && !oldFlag.equals(flag)) || (flags != null)) {
+ changes.add(new ServerChange(id, read, flag, flags));
+ }
+ }
+
+ /* (non-Javadoc)
+ * @see com.android.exchange.adapter.EasContentParser#commandsParser()
+ */
+ @Override
+ public void commandsParser() throws IOException, CommandStatusException {
+ while (nextTag(Tags.SYNC_COMMANDS) != END) {
+ if (tag == Tags.SYNC_ADD) {
+ newEmails.add(addParser());
+ incrementChangeCount();
+ } else if (tag == Tags.SYNC_DELETE || tag == Tags.SYNC_SOFT_DELETE) {
+ deleteParser(deletedEmails, tag);
+ incrementChangeCount();
+ } else if (tag == Tags.SYNC_CHANGE) {
+ changeParser(changedEmails);
+ incrementChangeCount();
+ } else
+ skipTag();
+ }
+ }
+
+ /**
+ * Removed any messages with status 7 (mismatch) from the updatedIdList
+ * @param endTag the tag we end with
+ * @throws IOException
+ */
+ public void failedUpdateParser(int endTag) throws IOException {
+ // We get serverId and status in the responses
+ String serverId = null;
+ while (nextTag(endTag) != END) {
+ if (tag == Tags.SYNC_STATUS) {
+ int status = getValueInt();
+ if (status == 7 && serverId != null) {
+ Cursor c = getServerIdCursor(serverId, Message.ID_COLUMN_PROJECTION);
+ try {
+ if (c.moveToFirst()) {
+ Long id = c.getLong(Message.ID_PROJECTION_COLUMN);
+ mService.userLog("Update of " + serverId + " failed; will retry");
+ mUpdatedIdList.remove(id);
+ mService.mUpsyncFailed = true;
+ }
+ } finally {
+ c.close();
+ }
+ }
+ } else if (tag == Tags.SYNC_SERVER_ID) {
+ serverId = getValue();
+ } else {
+ skipTag();
+ }
+ }
+ }
+
+ @Override
+ public void responsesParser() throws IOException {
+ while (nextTag(Tags.SYNC_RESPONSES) != END) {
+ if (tag == Tags.SYNC_ADD || tag == Tags.SYNC_CHANGE || tag == Tags.SYNC_DELETE) {
+ failedUpdateParser(tag);
+ } else if (tag == Tags.SYNC_FETCH) {
+ try {
+ fetchedEmails.add(addParser());
+ } catch (CommandStatusException sse) {
+ if (sse.mStatus == 8) {
+ // 8 = object not found; delete the message from EmailProvider
+ // No other status should be seen in a fetch response, except, perhaps,
+ // for some temporary server failure
+ mBindArguments[0] = sse.mItemId;
+ mBindArguments[1] = mMailboxIdAsString;
+ mContentResolver.delete(Message.CONTENT_URI,
+ WHERE_SERVER_ID_AND_MAILBOX_KEY, mBindArguments);
+ }
+ }
+ }
+ }
+ }
+
+ @Override
+ public void commit() {
+ // Use a batch operation to handle the changes
+ ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>();
+
+ for (Message msg: fetchedEmails) {
+ // Find the original message's id (by serverId and mailbox)
+ Cursor c = getServerIdCursor(msg.mServerId, EmailContent.ID_PROJECTION);
+ String id = null;
+ try {
+ if (c.moveToFirst()) {
+ id = c.getString(EmailContent.ID_PROJECTION_COLUMN);
+ while (c.moveToNext()) {
+ // This shouldn't happen, but clean up if it does
+ Long dupId =
+ Long.parseLong(c.getString(EmailContent.ID_PROJECTION_COLUMN));
+ userLog("Delete duplicate with id: " + dupId);
+ deletedEmails.add(dupId);
+ }
+ }
+ } finally {
+ c.close();
+ }
+
+ // If we find one, we do two things atomically: 1) set the body text for the
+ // message, and 2) mark the message loaded (i.e. completely loaded)
+ if (id != null) {
+ userLog("Fetched body successfully for ", id);
+ mBindArgument[0] = id;
+ ops.add(ContentProviderOperation.newUpdate(Body.CONTENT_URI)
+ .withSelection(Body.MESSAGE_KEY + "=?", mBindArgument)
+ .withValue(Body.TEXT_CONTENT, msg.mText)
+ .build());
+ ops.add(ContentProviderOperation.newUpdate(Message.CONTENT_URI)
+ .withSelection(EmailContent.RECORD_ID + "=?", mBindArgument)
+ .withValue(Message.FLAG_LOADED, Message.FLAG_LOADED_COMPLETE)
+ .build());
+ }
+ }
+
+ for (Message msg: newEmails) {
+ msg.addSaveOps(ops);
+ }
+
+ for (Long id : deletedEmails) {
+ ops.add(ContentProviderOperation.newDelete(
+ ContentUris.withAppendedId(Message.CONTENT_URI, id)).build());
+ AttachmentUtilities.deleteAllAttachmentFiles(mContext, mAccount.mId, id);
+ }
+
+ if (!changedEmails.isEmpty()) {
+ // Server wins in a conflict...
+ for (ServerChange change : changedEmails) {
+ ContentValues cv = new ContentValues();
+ if (change.read != null) {
+ cv.put(MessageColumns.FLAG_READ, change.read);
+ }
+ if (change.flag != null) {
+ cv.put(MessageColumns.FLAG_FAVORITE, change.flag);
+ }
+ if (change.flags != null) {
+ cv.put(MessageColumns.FLAGS, change.flags);
+ }
+ ops.add(ContentProviderOperation.newUpdate(
+ ContentUris.withAppendedId(Message.CONTENT_URI, change.id))
+ .withValues(cv)
+ .build());
+ }
+ }
+
+ // We only want to update the sync key here
+ ContentValues mailboxValues = new ContentValues();
+ mailboxValues.put(Mailbox.SYNC_KEY, mMailbox.mSyncKey);
+ ops.add(ContentProviderOperation.newUpdate(
+ ContentUris.withAppendedId(Mailbox.CONTENT_URI, mMailbox.mId))
+ .withValues(mailboxValues).build());
+
+ // No commits if we're stopped
+ synchronized (mService.getSynchronizer()) {
+ if (mService.isStopped()) return;
+ try {
+ mContentResolver.applyBatch(EmailContent.AUTHORITY, ops);
+ userLog(mMailbox.mDisplayName, " SyncKey saved as: ", mMailbox.mSyncKey);
+ } catch (RemoteException e) {
+ // There is nothing to be done here; fail by returning null
+ } catch (OperationApplicationException e) {
+ // There is nothing to be done here; fail by returning null
+ }
+ }
+ }
+ }
+
+ @Override
+ public String getCollectionName() {
+ return "Email";
+ }
+
+ private void addCleanupOps(ArrayList<ContentProviderOperation> ops) {
+ // If we've sent local deletions, clear out the deleted table
+ for (Long id: mDeletedIdList) {
+ ops.add(ContentProviderOperation.newDelete(
+ ContentUris.withAppendedId(Message.DELETED_CONTENT_URI, id)).build());
+ }
+ // And same with the updates
+ for (Long id: mUpdatedIdList) {
+ ops.add(ContentProviderOperation.newDelete(
+ ContentUris.withAppendedId(Message.UPDATED_CONTENT_URI, id)).build());
+ }
+ }
+
+ @Override
+ public void cleanup() {
+ ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>();
+ // Delete any moved messages (since we've just synced the mailbox, and no longer need the
+ // placeholder message); this prevents duplicates from appearing in the mailbox.
+ mBindArgument[0] = Long.toString(mMailbox.mId);
+ ops.add(ContentProviderOperation.newDelete(Message.CONTENT_URI)
+ .withSelection(WHERE_MAILBOX_KEY_AND_MOVED, mBindArgument).build());
+ // If we've done deletions/updates, clean up the deleted/updated tables
+ if (!mDeletedIdList.isEmpty() || !mUpdatedIdList.isEmpty()) {
+ addCleanupOps(ops);
+ }
+ try {
+ mContext.getContentResolver()
+ .applyBatch(EmailContent.AUTHORITY, ops);
+ } catch (RemoteException e) {
+ // There is nothing to be done here; fail by returning null
+ } catch (OperationApplicationException e) {
+ // There is nothing to be done here; fail by returning null
+ }
+ }
+
+ private String formatTwo(int num) {
+ if (num < 10) {
+ return "0" + (char)('0' + num);
+ } else
+ return Integer.toString(num);
+ }
+
+ /**
+ * Create date/time in RFC8601 format. Oddly enough, for calendar date/time, Microsoft uses
+ * a different format that excludes the punctuation (this is why I'm not putting this in a
+ * parent class)
+ */
+ public String formatDateTime(Calendar calendar) {
+ StringBuilder sb = new StringBuilder();
+ //YYYY-MM-DDTHH:MM:SS.MSSZ
+ sb.append(calendar.get(Calendar.YEAR));
+ sb.append('-');
+ sb.append(formatTwo(calendar.get(Calendar.MONTH) + 1));
+ sb.append('-');
+ sb.append(formatTwo(calendar.get(Calendar.DAY_OF_MONTH)));
+ sb.append('T');
+ sb.append(formatTwo(calendar.get(Calendar.HOUR_OF_DAY)));
+ sb.append(':');
+ sb.append(formatTwo(calendar.get(Calendar.MINUTE)));
+ sb.append(':');
+ sb.append(formatTwo(calendar.get(Calendar.SECOND)));
+ sb.append(".000Z");
+ return sb.toString();
+ }
+
+ /**
+ * Note that messages in the deleted database preserve the message's unique id; therefore, we
+ * can utilize this id to find references to the message. The only reference situation at this
+ * point is in the Body table; it is when sending messages via SmartForward and SmartReply
+ */
+ private boolean messageReferenced(ContentResolver cr, long id) {
+ mBindArgument[0] = Long.toString(id);
+ // See if this id is referenced in a body
+ Cursor c = cr.query(Body.CONTENT_URI, Body.ID_PROJECTION, WHERE_BODY_SOURCE_MESSAGE_KEY,
+ mBindArgument, null);
+ try {
+ return c.moveToFirst();
+ } finally {
+ c.close();
+ }
+ }
+
+ /*private*/ /**
+ * Serialize commands to delete items from the server; as we find items to delete, add their
+ * id's to the deletedId's array
+ *
+ * @param s the Serializer we're using to create post data
+ * @param deletedIds ids whose deletions are being sent to the server
+ * @param first whether or not this is the first command being sent
+ * @return true if SYNC_COMMANDS hasn't been sent (false otherwise)
+ * @throws IOException
+ */
+ @VisibleForTesting
+ boolean sendDeletedItems(Serializer s, ArrayList<Long> deletedIds, boolean first)
+ throws IOException {
+ ContentResolver cr = mContext.getContentResolver();
+
+ // Find any of our deleted items
+ Cursor c = cr.query(Message.DELETED_CONTENT_URI, Message.LIST_PROJECTION,
+ MessageColumns.MAILBOX_KEY + '=' + mMailbox.mId, null, null);
+ // We keep track of the list of deleted item id's so that we can remove them from the
+ // deleted table after the server receives our command
+ deletedIds.clear();
+ try {
+ while (c.moveToNext()) {
+ String serverId = c.getString(Message.LIST_SERVER_ID_COLUMN);
+ // Keep going if there's no serverId
+ if (serverId == null) {
+ continue;
+ // Also check if this message is referenced elsewhere
+ } else if (messageReferenced(cr, c.getLong(Message.CONTENT_ID_COLUMN))) {
+ userLog("Postponing deletion of referenced message: ", serverId);
+ continue;
+ } else if (first) {
+ s.start(Tags.SYNC_COMMANDS);
+ first = false;
+ }
+ // Send the command to delete this message
+ s.start(Tags.SYNC_DELETE).data(Tags.SYNC_SERVER_ID, serverId).end();
+ deletedIds.add(c.getLong(Message.LIST_ID_COLUMN));
+ }
+ } finally {
+ c.close();
+ }
+
+ return first;
+ }
+
+ @Override
+ public boolean sendLocalChanges(Serializer s) throws IOException {
+ ContentResolver cr = mContext.getContentResolver();
+
+ if (getSyncKey().equals("0")) {
+ return false;
+ }
+
+ // Never upsync from these folders
+ if (mMailbox.mType == Mailbox.TYPE_DRAFTS || mMailbox.mType == Mailbox.TYPE_OUTBOX) {
+ return false;
+ }
+
+ // This code is split out for unit testing purposes
+ boolean firstCommand = sendDeletedItems(s, mDeletedIdList, true);
+
+ if (!mFetchRequestList.isEmpty()) {
+ // Add FETCH commands for messages that need a body (i.e. we didn't find it during
+ // our earlier sync; this happens only in EAS 2.5 where the body couldn't be found
+ // after parsing the message's MIME data)
+ if (firstCommand) {
+ s.start(Tags.SYNC_COMMANDS);
+ firstCommand = false;
+ }
+ for (FetchRequest req: mFetchRequestList) {
+ s.start(Tags.SYNC_FETCH).data(Tags.SYNC_SERVER_ID, req.serverId).end();
+ }
+ }
+
+ // Find our trash mailbox, since deletions will have been moved there...
+ long trashMailboxId =
+ Mailbox.findMailboxOfType(mContext, mMailbox.mAccountKey, Mailbox.TYPE_TRASH);
+
+ // Do the same now for updated items
+ Cursor c = cr.query(Message.UPDATED_CONTENT_URI, Message.LIST_PROJECTION,
+ MessageColumns.MAILBOX_KEY + '=' + mMailbox.mId, null, null);
+
+ // We keep track of the list of updated item id's as we did above with deleted items
+ mUpdatedIdList.clear();
+ try {
+ ContentValues cv = new ContentValues();
+ while (c.moveToNext()) {
+ long id = c.getLong(Message.LIST_ID_COLUMN);
+ // Say we've handled this update
+ mUpdatedIdList.add(id);
+ // We have the id of the changed item. But first, we have to find out its current
+ // state, since the updated table saves the opriginal state
+ Cursor currentCursor = cr.query(ContentUris.withAppendedId(Message.CONTENT_URI, id),
+ UPDATES_PROJECTION, null, null, null);
+ try {
+ // If this item no longer exists (shouldn't be possible), just move along
+ if (!currentCursor.moveToFirst()) {
+ continue;
+ }
+ // Keep going if there's no serverId
+ String serverId = currentCursor.getString(UPDATES_SERVER_ID_COLUMN);
+ if (serverId == null) {
+ continue;
+ }
+
+ boolean flagChange = false;
+ boolean readChange = false;
+
+ long mailbox = currentCursor.getLong(UPDATES_MAILBOX_KEY_COLUMN);
+ // If the message is now in the trash folder, it has been deleted by the user
+ if (mailbox == trashMailboxId) {
+ if (firstCommand) {
+ s.start(Tags.SYNC_COMMANDS);
+ firstCommand = false;
+ }
+ // Send the command to delete this message
+ s.start(Tags.SYNC_DELETE).data(Tags.SYNC_SERVER_ID, serverId).end();
+ // Mark the message as moved (so the copy will be deleted if/when the server
+ // version is synced)
+ int flags = c.getInt(Message.LIST_FLAGS_COLUMN);
+ cv.put(MessageColumns.FLAGS,
+ flags | EasSyncService.MESSAGE_FLAG_MOVED_MESSAGE);
+ cr.update(ContentUris.withAppendedId(Message.CONTENT_URI, id), cv,
+ null, null);
+ continue;
+ } else if (mailbox != c.getLong(Message.LIST_MAILBOX_KEY_COLUMN)) {
+ // The message has moved to another mailbox; add a request for this
+ // Note: The Sync command doesn't handle moving messages, so we need
+ // to handle this as a "request" (similar to meeting response and
+ // attachment load)
+ mService.addRequest(new MessageMoveRequest(id, mailbox));
+ // Regardless of other changes that might be made, we don't want to indicate
+ // that this message has been updated until the move request has been
+ // handled (without this, a crash between the flag upsync and the move
+ // would cause the move to be lost)
+ mUpdatedIdList.remove(id);
+ }
+
+ // We can only send flag changes to the server in 12.0 or later
+ int flag = 0;
+ if (mService.mProtocolVersionDouble >= Eas.SUPPORTED_PROTOCOL_EX2007_DOUBLE) {
+ flag = currentCursor.getInt(UPDATES_FLAG_COLUMN);
+ if (flag != c.getInt(Message.LIST_FAVORITE_COLUMN)) {
+ flagChange = true;
+ }
+ }
+
+ int read = currentCursor.getInt(UPDATES_READ_COLUMN);
+ if (read != c.getInt(Message.LIST_READ_COLUMN)) {
+ readChange = true;
+ }
+
+ if (!flagChange && !readChange) {
+ // In this case, we've got nothing to send to the server
+ continue;
+ }
+
+ if (firstCommand) {
+ s.start(Tags.SYNC_COMMANDS);
+ firstCommand = false;
+ }
+ // Send the change to "read" and "favorite" (flagged)
+ s.start(Tags.SYNC_CHANGE)
+ .data(Tags.SYNC_SERVER_ID, c.getString(Message.LIST_SERVER_ID_COLUMN))
+ .start(Tags.SYNC_APPLICATION_DATA);
+ if (readChange) {
+ s.data(Tags.EMAIL_READ, Integer.toString(read));
+ }
+ // "Flag" is a relatively complex concept in EAS 12.0 and above. It is not only
+ // the boolean "favorite" that we think of in Gmail, but it also represents a
+ // follow up action, which can include a subject, start and due dates, and even
+ // recurrences. We don't support any of this as yet, but EAS 12.0 and higher
+ // require that a flag contain a status, a type, and four date fields, two each
+ // for start date and end (due) date.
+ if (flagChange) {
+ if (flag != 0) {
+ // Status 2 = set flag
+ s.start(Tags.EMAIL_FLAG).data(Tags.EMAIL_FLAG_STATUS, "2");
+ // "FollowUp" is the standard type
+ s.data(Tags.EMAIL_FLAG_TYPE, "FollowUp");
+ long now = System.currentTimeMillis();
+ Calendar calendar =
+ GregorianCalendar.getInstance(TimeZone.getTimeZone("GMT"));
+ calendar.setTimeInMillis(now);
+ // Flags are required to have a start date and end date (duplicated)
+ // First, we'll set the current date/time in GMT as the start time
+ String utc = formatDateTime(calendar);
+ s.data(Tags.TASK_START_DATE, utc).data(Tags.TASK_UTC_START_DATE, utc);
+ // And then we'll use one week from today for completion date
+ calendar.setTimeInMillis(now + 1*WEEKS);
+ utc = formatDateTime(calendar);
+ s.data(Tags.TASK_DUE_DATE, utc).data(Tags.TASK_UTC_DUE_DATE, utc);
+ s.end();
+ } else {
+ s.tag(Tags.EMAIL_FLAG);
+ }
+ }
+ s.end().end(); // SYNC_APPLICATION_DATA, SYNC_CHANGE
+ } finally {
+ currentCursor.close();
+ }
+ }
+ } finally {
+ c.close();
+ }
+
+ if (!firstCommand) {
+ s.end(); // SYNC_COMMANDS
+ }
+ return false;
+ }
+}
diff --git a/exchange1_src/com/android/exchange/provider/MailboxUtilities.java b/exchange1_src/com/android/exchange/provider/MailboxUtilities.java
new file mode 100644
index 0000000..6be7920
--- /dev/null
+++ b/exchange1_src/com/android/exchange/provider/MailboxUtilities.java
@@ -0,0 +1,213 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.exchange.provider;
+
+import android.content.ContentResolver;
+import android.content.ContentUris;
+import android.content.ContentValues;
+import android.content.Context;
+import android.database.Cursor;
+import android.util.Log;
+
+import com.android.emailcommon.Logging;
+import com.android.emailcommon.provider.Account;
+import com.android.emailcommon.provider.EmailContent.MailboxColumns;
+import com.android.emailcommon.provider.Mailbox;
+
+public class MailboxUtilities {
+ public static final String WHERE_PARENT_KEY_UNINITIALIZED =
+ "(" + MailboxColumns.PARENT_KEY + " isnull OR " + MailboxColumns.PARENT_KEY + "=" +
+ Mailbox.PARENT_KEY_UNINITIALIZED + ")";
+ // The flag we use in Account to indicate a mailbox change in progress
+ private static final int ACCOUNT_MAILBOX_CHANGE_FLAG = Account.FLAGS_SYNC_ADAPTER;
+
+ /**
+ * Recalculate a mailbox's flags and the parent key of any children
+ * @param context the caller's context
+ * @param parentCursor a cursor to a mailbox that requires fixup
+ */
+ public static void setFlagsAndChildrensParentKey(Context context, Cursor parentCursor,
+ String accountSelector) {
+ ContentResolver resolver = context.getContentResolver();
+ String[] selectionArgs = new String[1];
+ ContentValues parentValues = new ContentValues();
+ // Get the data we need first
+ long parentId = parentCursor.getLong(Mailbox.CONTENT_ID_COLUMN);
+ int parentFlags = 0;
+ int parentType = parentCursor.getInt(Mailbox.CONTENT_TYPE_COLUMN);
+ String parentServerId = parentCursor.getString(Mailbox.CONTENT_SERVER_ID_COLUMN);
+ // All email-type boxes hold mail
+ if (parentType <= Mailbox.TYPE_NOT_EMAIL) {
+ parentFlags |= Mailbox.FLAG_HOLDS_MAIL;
+ }
+ // Outbox, Drafts, and Sent don't allow mail to be moved to them
+ if (parentType == Mailbox.TYPE_MAIL || parentType == Mailbox.TYPE_TRASH ||
+ parentType == Mailbox.TYPE_JUNK || parentType == Mailbox.TYPE_INBOX) {
+ parentFlags |= Mailbox.FLAG_ACCEPTS_MOVED_MAIL;
+ }
+ // There's no concept of "append" in EAS so FLAG_ACCEPTS_APPENDED_MAIL is never used
+ // Mark parent mailboxes as parents & add parent key to children
+ // An example of a mailbox with a null serverId would be an Outbox that we create locally
+ // for hotmail accounts (which don't have a server-based Outbox)
+ if (parentServerId != null) {
+ selectionArgs[0] = parentServerId;
+ Cursor childCursor = resolver.query(Mailbox.CONTENT_URI,
+ Mailbox.ID_PROJECTION, MailboxColumns.PARENT_SERVER_ID + "=? AND " +
+ accountSelector, selectionArgs, null);
+ if (childCursor == null) return;
+ try {
+ while (childCursor.moveToNext()) {
+ parentFlags |= Mailbox.FLAG_HAS_CHILDREN | Mailbox.FLAG_CHILDREN_VISIBLE;
+ ContentValues childValues = new ContentValues();
+ childValues.put(Mailbox.PARENT_KEY, parentId);
+ long childId = childCursor.getLong(Mailbox.ID_PROJECTION_COLUMN);
+ resolver.update(ContentUris.withAppendedId(Mailbox.CONTENT_URI, childId),
+ childValues, null, null);
+ }
+ } finally {
+ childCursor.close();
+ }
+ } else {
+ // Mark this is having no parent, so that we don't examine this mailbox again
+ parentValues.put(Mailbox.PARENT_KEY, Mailbox.NO_MAILBOX);
+ Log.w(Logging.LOG_TAG, "Mailbox with null serverId: " +
+ parentCursor.getString(Mailbox.CONTENT_DISPLAY_NAME_COLUMN) + ", type: " +
+ parentType);
+ }
+ // Save away updated flags and parent key (if any)
+ parentValues.put(Mailbox.FLAGS, parentFlags);
+ resolver.update(ContentUris.withAppendedId(Mailbox.CONTENT_URI, parentId),
+ parentValues, null, null);
+ }
+
+ /**
+ * Recalculate a mailbox's flags and the parent key of any children
+ * @param context the caller's context
+ * @param accountSelector (see description below in fixupUninitializedParentKeys)
+ * @param serverId the server id of an individual mailbox
+ */
+ public static void setFlagsAndChildrensParentKey(Context context, String accountSelector,
+ String serverId) {
+ Cursor cursor = context.getContentResolver().query(Mailbox.CONTENT_URI,
+ Mailbox.CONTENT_PROJECTION, MailboxColumns.SERVER_ID + "=? AND " + accountSelector,
+ new String[] {serverId}, null);
+ if (cursor == null) return;
+ try {
+ if (cursor.moveToFirst()) {
+ setFlagsAndChildrensParentKey(context, cursor, accountSelector);
+ }
+ } finally {
+ cursor.close();
+ }
+ }
+
+ /**
+ * Given an account selector, specifying the account(s) on which to work, create the parentKey
+ * and flags for each mailbox in the account(s) that is uninitialized (parentKey = 0 or null)
+ *
+ * @param accountSelector a sqlite WHERE clause expression to be used in determining the
+ * mailboxes to be acted upon, e.g. accountKey IN (1, 2), accountKey = 12, etc.
+ */
+ public static void fixupUninitializedParentKeys(Context context, String accountSelector) {
+ // Sanity check first on our arguments
+ if (accountSelector == null) throw new IllegalArgumentException();
+ // The selection we'll use to find uninitialized parent key mailboxes
+ String noParentKeySelection = WHERE_PARENT_KEY_UNINITIALIZED + " AND " + accountSelector;
+
+ // We'll loop through mailboxes with an uninitialized parent key
+ ContentResolver resolver = context.getContentResolver();
+ Cursor noParentKeyMailboxCursor =
+ resolver.query(Mailbox.CONTENT_URI, Mailbox.CONTENT_PROJECTION,
+ noParentKeySelection, null, null);
+ if (noParentKeyMailboxCursor == null) return;
+ try {
+ while (noParentKeyMailboxCursor.moveToNext()) {
+ setFlagsAndChildrensParentKey(context, noParentKeyMailboxCursor, accountSelector);
+ String parentServerId =
+ noParentKeyMailboxCursor.getString(Mailbox.CONTENT_PARENT_SERVER_ID_COLUMN);
+ // Fixup the parent so that the children's parentKey is updated
+ if (parentServerId != null) {
+ setFlagsAndChildrensParentKey(context, accountSelector, parentServerId);
+ }
+ }
+ } finally {
+ noParentKeyMailboxCursor.close();
+ }
+
+ // Any mailboxes without a parent key should have parentKey set to -1 (no parent)
+ ContentValues values = new ContentValues();
+ values.clear();
+ values.put(Mailbox.PARENT_KEY, Mailbox.NO_MAILBOX);
+ resolver.update(Mailbox.CONTENT_URI, values, noParentKeySelection, null);
+ }
+
+ private static void setAccountSyncAdapterFlag(Context context, long accountId, boolean start) {
+ Account account = Account.restoreAccountWithId(context, accountId);
+ if (account == null) return;
+ // Set temporary flag indicating state of update of mailbox list
+ ContentValues cv = new ContentValues();
+ cv.put(Account.FLAGS, start ? (account.mFlags | ACCOUNT_MAILBOX_CHANGE_FLAG) :
+ account.mFlags & ~ACCOUNT_MAILBOX_CHANGE_FLAG);
+ context.getContentResolver().update(
+ ContentUris.withAppendedId(Account.CONTENT_URI, account.mId), cv, null, null);
+ }
+
+ /**
+ * Indicate that the specified account is starting the process of changing its mailbox list
+ * @param context the caller's context
+ * @param accountId the account that is starting to change its mailbox list
+ */
+ public static void startMailboxChanges(Context context, long accountId) {
+ setAccountSyncAdapterFlag(context, accountId, true);
+ }
+
+ /**
+ * Indicate that the specified account is ending the process of changing its mailbox list
+ * @param context the caller's context
+ * @param accountId the account that is finished with changes to its mailbox list
+ */
+ public static void endMailboxChanges(Context context, long accountId) {
+ setAccountSyncAdapterFlag(context, accountId, false);
+ }
+
+ /**
+ * Check that we didn't leave the account's mailboxes in a (possibly) inconsistent state
+ * If we did, make them consistent again
+ * @param context the caller's context
+ * @param accountId the account whose mailboxes are to be checked
+ */
+ public static void checkMailboxConsistency(Context context, long accountId) {
+ // If our temporary flag is set, we were interrupted during an update
+ // First, make sure we're current (really fast w/ caching)
+ Account account = Account.restoreAccountWithId(context, accountId);
+ if (account == null) return;
+ if ((account.mFlags & ACCOUNT_MAILBOX_CHANGE_FLAG) != 0) {
+ Log.w(Logging.LOG_TAG, "Account " + account.mDisplayName +
+ " has inconsistent mailbox data; fixing up...");
+ // Set all account mailboxes to uninitialized parent key
+ ContentValues values = new ContentValues();
+ values.put(Mailbox.PARENT_KEY, Mailbox.PARENT_KEY_UNINITIALIZED);
+ String accountSelector = Mailbox.ACCOUNT_KEY + "=" + account.mId;
+ ContentResolver resolver = context.getContentResolver();
+ resolver.update(Mailbox.CONTENT_URI, values, accountSelector, null);
+ // Fix up keys and flags
+ MailboxUtilities.fixupUninitializedParentKeys(context, accountSelector);
+ // Clear the temporary flag
+ endMailboxChanges(context, accountId);
+ }
+ }
+}
diff --git a/src/com/android/exchange/adapter/EmailSyncAdapter.java b/exchange2_src/com/android/exchange/adapter/EmailSyncAdapter.java
similarity index 100%
rename from src/com/android/exchange/adapter/EmailSyncAdapter.java
rename to exchange2_src/com/android/exchange/adapter/EmailSyncAdapter.java
diff --git a/src/com/android/exchange/provider/MailboxUtilities.java b/exchange2_src/com/android/exchange/provider/MailboxUtilities.java
similarity index 100%
rename from src/com/android/exchange/provider/MailboxUtilities.java
rename to exchange2_src/com/android/exchange/provider/MailboxUtilities.java