Пример #1
0
  /**
   * Determines the set of {@link Message}s to be deleted from this <code>Conversation</code>.
   * Assembles a new {@link PendingDelete} object encapsulating the data on the items to be deleted.
   *
   * <p>A message will be deleted unless:
   *
   * <ul>
   *   <li>The caller lacks {@link ACL#RIGHT_DELETE} permission on the <code>Message</code>.
   *   <li>The caller has specified a {@link MailItem.TargetConstraint} that explicitly excludes the
   *       <code>Message</code>.
   *   <li>The caller has specified the maximum change number they know about, and the
   *       (modification/content) change number on the <code>Message</code> is greater.
   * </ul>
   *
   * As a result of all these constraints, no messages may actually be deleted.
   *
   * @throws ServiceException The following error codes are possible:
   *     <ul>
   *       <li><code>mail.MODIFY_CONFLICT</code> - if the caller specified a max change number and a
   *           modification check, and the modified change number of the <code>Message</code> is
   *           greater
   *       <li><code>service.FAILURE</code> - if there's a database failure fetching the message
   *           list
   *     </ul>
   */
  @Override
  PendingDelete getDeletionInfo() throws ServiceException {
    PendingDelete info = new PendingDelete();
    info.rootId = mId;
    info.itemIds.add(getType(), mId);

    if (mData.size == 0) return info;
    List<Message> msgs = getMessages();
    TargetConstraint tcon = mMailbox.getOperationTargetConstraint();

    boolean excludeModify = false, excludeAccess = false;
    for (Message child : msgs) {
      // silently skip explicitly excluded messages, PERMISSION_DENIED messages, and MODIFY_CONFLICT
      // messages
      if (!TargetConstraint.checkItem(tcon, child)) continue;
      else if (!child.canAccess(ACL.RIGHT_DELETE)) excludeAccess = true;
      else if (!child.checkChangeID()) excludeModify = true;
      else info.add(child.getDeletionInfo());
    }

    int totalDeleted = info.itemIds.size();
    if (totalDeleted == 1) {
      // if all messages have been excluded, some for "error" reasons, throw an exception
      if (excludeAccess)
        throw ServiceException.PERM_DENIED("you do not have sufficient permissions");
      if (excludeModify) throw MailServiceException.MODIFY_CONFLICT();
    }
    if (totalDeleted != msgs.size() + 1) info.incomplete = true;
    return info;
  }
Пример #2
0
  /**
   * Updates the unread state of all messages in the conversation. Persists the change to the
   * database and cache, and also updates the unread counts for the affected items' {@link Folder}s
   * and {@link Tag}s appropriately.
   *
   * <p>Messages in the conversation are omitted from this operation if one or more of the following
   * applies:
   *
   * <ul>
   *   <li>The caller lacks {@link ACL#RIGHT_WRITE} permission on the <code>Message</code>.
   *   <li>The caller has specified a {@link MailItem.TargetConstraint} that explicitly excludes the
   *       <code>Message</code>.
   *   <li>The caller has specified the maximum change number they know about, and the
   *       (modification/content) change number on the <code>Message</code> is greater.
   * </ul>
   *
   * As a result of all these constraints, no messages may actually be marked read/unread.
   *
   * @perms {@link ACL#RIGHT_WRITE} on all the messages
   */
  @Override
  void alterUnread(boolean unread) throws ServiceException {
    markItemModified(Change.MODIFIED_UNREAD);

    boolean excludeAccess = false;

    // Decrement the in-memory unread count of each message.  Each message will
    // then implicitly decrement the unread count for its conversation, folder
    // and tags.
    TargetConstraint tcon = mMailbox.getOperationTargetConstraint();
    List<Integer> targets = new ArrayList<Integer>();
    for (Message msg : getMessages()) {
      // skip messages that don't need to be changed, or that the client can't modify, doesn't know
      // about, or has explicitly excluded
      if (msg.isUnread() == unread) {
        continue;
      } else if (!msg.canAccess(ACL.RIGHT_WRITE)) {
        excludeAccess = true;
        continue;
      } else if (!msg.checkChangeID() || !TargetConstraint.checkItem(tcon, msg)) {
        continue;
      }

      int delta = unread ? 1 : -1;
      msg.updateUnread(delta, msg.isTagged(Flag.ID_FLAG_DELETED) ? delta : 0);
      msg.mData.metadataChanged(mMailbox);
      targets.add(msg.getId());
    }

    // mark the selected messages in this conversation as read in the database
    if (targets.isEmpty()) {
      if (excludeAccess)
        throw ServiceException.PERM_DENIED("you do not have sufficient permissions");
    } else {
      DbMailItem.alterUnread(mMailbox, targets, unread);
    }
  }
Пример #3
0
  /**
   * Moves all the conversation's {@link Message}s to a different {@link Folder}. Persists the
   * change to the database and the in-memory cache. Updates all relevant unread counts, folder
   * sizes, etc.
   *
   * <p>Messages moved to the Trash folder are automatically marked read. Conversations moved to the
   * Junk folder will not receive newly-delivered messages.
   *
   * <p>Messages in the conversation are omitted from this operation if one or more of the following
   * applies:
   *
   * <ul>
   *   <li>The caller lacks {@link ACL#RIGHT_WRITE} permission on the <code>Message</code>.
   *   <li>The caller has specified a {@link MailItem.TargetConstraint} that explicitly excludes the
   *       <code>Message</code>.
   *   <li>The caller has specified the maximum change number they know about, and the
   *       (modification/content) change number on the <code>Message</code> is greater.
   * </ul>
   *
   * As a result of all these constraints, no messages may actually be moved.
   *
   * @perms {@link ACL#RIGHT_INSERT} on the target folder, {@link ACL#RIGHT_DELETE} on the messages'
   *     source folders
   */
  @Override
  boolean move(Folder target) throws ServiceException {
    if (!target.canContain(TYPE_MESSAGE)) throw MailServiceException.CANNOT_CONTAIN();
    markItemModified(Change.UNMODIFIED);

    List<Message> msgs = getMessages();
    TargetConstraint tcon = mMailbox.getOperationTargetConstraint();
    boolean toTrash = target.inTrash();
    int oldUnread = 0;
    for (Message msg : msgs) if (msg.isUnread()) oldUnread++;
    // if mData.unread is wrong, what to do?  right now, always use the calculated value
    mData.unreadCount = oldUnread;

    boolean excludeAccess = false;

    List<Integer> markedRead = new ArrayList<Integer>();
    List<Message> moved = new ArrayList<Message>();
    List<Message> indexUpdated = new ArrayList<Message>();

    for (Message msg : msgs) {
      Folder source = msg.getFolder();

      // skip messages that don't need to be moved, or that the client can't modify, doesn't know
      // about, or has explicitly excluded
      if (source.getId() == target.getId()) {
        continue;
      } else if (!source.canAccess(ACL.RIGHT_DELETE)) {
        excludeAccess = true;
        continue;
      } else if (target.getId() != Mailbox.ID_FOLDER_TRASH
          && target.getId() != Mailbox.ID_FOLDER_SPAM
          && !target.canAccess(ACL.RIGHT_INSERT)) {
        excludeAccess = true;
        continue;
      } else if (!msg.checkChangeID() || !TargetConstraint.checkItem(tcon, msg)) {
        continue;
      }

      boolean isDeleted = msg.isTagged(Flag.ID_FLAG_DELETED);
      if (msg.isUnread()) {
        if (!toTrash || msg.inTrash()) {
          source.updateUnread(-1, isDeleted ? -1 : 0);
          target.updateUnread(1, isDeleted ? 1 : 0);
        } else {
          // unread messages moved from Mailbox to Trash need to be marked read:
          //   update cached unread counts (message, conversation, folder, tags)
          msg.updateUnread(-1, isDeleted ? -1 : 0);
          //   note that we need to update this message in the DB
          markedRead.add(msg.getId());
        }
      }

      // moved an item out of the spam folder, need to index it
      if (msg.inSpam() && !target.inSpam()) {
        if (msg.isIndexed() && msg.getIndexId() != -1) {
          msg.indexIdChanged(msg.getId());
          indexUpdated.add(msg);
        }
      }

      // if a draft is being moved to Trash then remove any "send-later" info from it
      if (toTrash && msg.isDraft()) msg.setDraftAutoSendTime(0);

      // handle folder message counts
      source.updateSize(-1, isDeleted ? -1 : 0, -msg.getTotalSize());
      target.updateSize(1, isDeleted ? 1 : 0, msg.getTotalSize());

      moved.add(msg);
      msg.folderChanged(target, 0);
    }

    // mark unread messages moved from Mailbox to Trash/Spam as read in the DB
    if (!markedRead.isEmpty()) DbMailItem.alterUnread(target.getMailbox(), markedRead, false);

    if (moved.isEmpty()) {
      if (excludeAccess)
        throw ServiceException.PERM_DENIED("you do not have sufficient permissions");
    } else {
      // moving a conversation to spam closes it
      if (target.inSpam()) detach();
      if (ZimbraLog.mailop.isInfoEnabled()) {
        StringBuilder ids = new StringBuilder();
        for (int i = 0; i < moved.size(); i++) {
          if (i > 0) {
            ids.append(',');
          }
          ids.append(moved.get(i).getId());
        }
        ZimbraLog.mailop.info(
            "Moving %s to %s.  Affected message ids: %s.",
            getMailopContext(this), getMailopContext(target), ids);
      }
      DbMailItem.setFolder(moved, target);

      if (!indexUpdated.isEmpty()) {
        DbMailItem.setIndexIds(mMailbox, indexUpdated);
        for (Message msg : indexUpdated) {
          mMailbox.queueForIndexing(msg, false, null);
        }
      }
    }

    return !moved.isEmpty();
  }
Пример #4
0
  /**
   * Tags or untags all messages in the conversation. Persists the change to the database and cache.
   * If the conversation includes at least one unread {@link Message} whose tagged state is
   * changing, updates the {@link Tag}'s unread count appropriately.
   *
   * <p>Messages in the conversation are omitted from this operation if one or more of the following
   * applies:
   *
   * <ul>
   *   <li>The caller lacks {@link ACL#RIGHT_WRITE} permission on the <code>Message</code>.
   *   <li>The caller has specified a {@link MailItem.TargetConstraint} that explicitly excludes the
   *       <code>Message</code>.
   *   <li>The caller has specified the maximum change number they know about, and the
   *       (modification/content) change number on the <code>Message</code> is greater.
   * </ul>
   *
   * As a result of all these constraints, no messages may actually be tagged/untagged.
   *
   * @perms {@link ACL#RIGHT_WRITE} on all the messages
   */
  @Override
  void alterTag(Tag tag, boolean add) throws ServiceException {
    if (tag == null) throw ServiceException.FAILURE("missing tag argument", null);
    if (!add && !isTagged(tag)) return;
    if (tag.getId() == Flag.ID_FLAG_UNREAD)
      throw ServiceException.FAILURE("unread state must be set with alterUnread", null);
    // don't let the user tag things as "has attachments" or "draft"
    if (tag instanceof Flag && (tag.getBitmask() & Flag.FLAG_SYSTEM) != 0)
      throw MailServiceException.CANNOT_TAG(tag, this);

    markItemModified(tag instanceof Flag ? Change.MODIFIED_FLAGS : Change.MODIFIED_TAGS);

    TargetConstraint tcon = mMailbox.getOperationTargetConstraint();
    boolean excludeAccess = false;

    List<Message> msgs = getMessages();
    List<Integer> targets = new ArrayList<Integer>(msgs.size());
    for (Message msg : msgs) {
      // skip messages that don't need to be changed, or that the client can't modify, doesn't know
      // about, or has explicitly excluded
      if (msg.isTagged(tag) == add) {
        continue;
      } else if (!msg.canAccess(ACL.RIGHT_WRITE)) {
        excludeAccess = true;
        continue;
      } else if (!msg.checkChangeID() || !TargetConstraint.checkItem(tcon, msg)) {
        continue;
      } else if (add && !tag.canTag(msg)) {
        throw MailServiceException.CANNOT_TAG(tag, this);
      }

      targets.add(msg.getId());
      msg.tagChanged(tag, add);

      // since we're adding/removing a tag, the tag's unread count may change
      int delta = add ? 1 : -1;
      if (tag.trackUnread() && msg.isUnread())
        tag.updateUnread(delta, isTagged(Flag.ID_FLAG_DELETED) ? delta : 0);

      // if we're adding/removing the \Deleted flag, update the folder and tag "deleted" and
      // "deleted unread" counts
      if (tag.getId() == Flag.ID_FLAG_DELETED) {
        getFolder().updateSize(0, delta, 0);
        // note that Message.updateUnread() calls updateTagUnread()
        if (msg.isUnread()) msg.updateUnread(0, delta);
      }
    }

    if (targets.isEmpty()) {
      if (excludeAccess)
        throw ServiceException.PERM_DENIED("you do not have sufficient permissions");
    } else {
      if (ZimbraLog.mailop.isDebugEnabled()) {
        String operation = add ? "Setting" : "Unsetting";
        ZimbraLog.mailop.debug(
            "%s %s for %s.  Affected ids: %s",
            operation,
            getMailopContext(tag),
            getMailopContext(this),
            StringUtil.join(",", targets));
      }
      recalculateCounts(msgs);
      DbMailItem.alterTag(tag, targets, add);
    }
  }