Returns an instance of Dms

Singleton pattern implementation

• return: Provides a fluent interface
• access: public

Create html for admin

Allow variable
$search_type string current search type (id, date, name)
$q - current search query
$order_f - current sort field name (id, date, name)
$order_t - current sort type (asc, desc)
$total - int total found result
$html - all lines html
$pagination - html paginator
Incoming variable
limit - int limit per page
pages - int current page
q - search query
of, ot - sort data
search_type - search data

• return: html for admin
• access: public