Wordpress permalink structure

wp-permalink-structure-A.php

/*
Permalink structure:

/blogs
/blogs/page/%n%
/blogs/article/%post%
/blogs/%term%
/blogs/%term%/page/%n%
/blogs/%term%/%post%

/%type%/blogs
/%type%/blogs/page/%n%
/%type%/blogs/article/%post%
/%type%/blogs/%term%
/%type%/blogs/%term%/page/%n%
/%type%/blogs/%term%/%post%
*/

// Add rules
$addrules = array(
    'rewrite' => array( 'slug' => '%type%', 'with_front' => false ),
    'rules' => array(
        array( '([^/]+)/blogs/article/([^/]+)/?', 'index.php?investor_type=$matches[1]&post_type=blogs&blogs=$matches[2]', 'top' ),
        array( '([^/]+)/blogs/page/?([0-9]{1,})/?$', 'index.php?investor_type=$matches[1]&post_type=blogs&paged=$matches[2]', 'top' ),
        array( '([^/]+)/blogs/([^/]+)/page/?([0-9]{1,})/?$', 'index.php?investor_type=$matches[1]&post_type=blogs&category_name=$matches[2]&paged=$matches[3]', 'top' ),
        array( '([^/]+)/blogs/([^/]+)/?', 'index.php?investor_type=$matches[1]&post_type=blogs&category_name=$matches[2]', 'top' ),
        array( '([^/]+)/blogs', 'index.php?investor_type=$matches[1]&post_type=blogs', 'top' ),
        array( 'blogs/article/([^/]+)/?', 'index.php?post_type=blogs&blogs=$matches[1]', 'top' ),
        array( 'blogs/([^/]+)/page/?([0-9]{1,})/?$', 'index.php?post_type=blogs&category_name=$matches[1]&paged=$matches[2]', 'top' ),
        array( 'blogs/([^/]+)/?', 'index.php?post_type=blogs&category_name=$matches[1]', 'top' ),
        array( 'blogs', 'index.php?post_type=blogs', 'top' )
    ),
);

// Rewrite permalink structure for single posts
function get_btim_permalink() {
    $url = get_permalink();
    return str_replace('/blogs/', '/blogs/article/', $url);
}