function print_friendly_urls in Printer, email and PDF versions 5        
                          
                  
                        Same name and namespace in other branches
- 5.2 print.module \print_friendly_urls()
2 calls to print_friendly_urls()
  - print_generate_node in ./print.module
- Outputs a printer friendly page.
- print_rewrite_urls in ./print.module
- We need to manipulate URLs in two manners, depending on the state of the Printer Friendly URLs setting:
1. When on, we need to show the original URLs, making sure that they are absolute (even anchor names).
2. When off, relative URLs must be…
File
 
   - ./print.module, line 412
- Display printer friendly versions of nodes (except books)
Code
function print_friendly_urls($url = 0) {
  static $urls = array();
  if ($url) {
    $urls[] = $url;
    return count($urls);
  }
  return $urls;
}