(What is Snoopy? Snoopy is a php class that mimics the functionality of a web browser, which implements commands to get page content and send forms. Some features of Snoopy:
Easy to grab the content of the page
Easy to grab the text content of the page (remove HTML tags)
Links for easy crawling of pages
Supports basic username/password authentication
Support setting user_agent, referer (return), cookies and headercontent (header file)
Supports browser steering and can control steering depth
Can expand links in pages to high-quality urls (default)
It is convenient to submit data and get the return value
Support for tracking HTML structure (added in v0.92)
Support passing cookies when redirecting (added in v0.92))