Automatic updates to WordPress site

Cancelled

Job Description

Site URL : http://angelteachers.com/

Need a simple PHP page for our WordPress site that will:
- update an existing page and add a new one (titles and contents will be constants that need to be sanitized by wp-insert-post)
- update an existing post and add a new one (titles and contents will be constants that need to be sanitized by wp-insert-post)
- assign the posts to categories and tags (adding non-existant tags/categories - the categories and tags will be constants)
- return post/page/category/tag IDs in an XML format

The page is needed as soon as possible.