Method mt.getPostRange
Arguments

blogid
The ID of the weblog from which to retrieve the posts.
user
A user name for an author associated with the weblog.
password
The password for the author
terms
The search terms for locating the range of posts. The available terms are
count
The maximum number of posts in the range.
before
Include only posts that were created before the time specified.
after
Include only posts that were created after the time specified.
reverse
If count is specified, then the posts are counted from latest to earliest. If this term is specified and true then the posts are counted in the reverse direction.
fields
The fields to return. If this field is not present, a default set of fields are returned to emulate the original behavior. The default set is all fields not marked “by request only”.
postid
The ID of the post.
userid
The ID of the author of the post.
mt_blogid
The ID of the weblog in which the post appears. By request only.
title
The title of the post.
description
The text in the post.
content
A synonymn for the description field. This is used by the getRecentPosts method. By request only.
mt_description_length
Length of the description. By request only.
dateCreated
Timestamp of when the post was created.
link
The URL for the post.
permaLink
Synonym for the link field.
mt_allow_pings
Whether pings are allowed.
mt_allow_comments
Whether comments are allowed
mt_convert_breaks
Text filter
mt_text_more
Extended entry text for the post
mt_excerpt
Excerpt for the post
mt_keywords
Keywords for the post
mt_status
Status (0:draft, 1:publish). By request only.
If no fields are supplied, then all fields not marked “by request only” are returned.

If the name and password are specified as empty strings then the call still succeeds but only published posts are returned. Draft posts are ignored.