function print_mail_help in Printer, email and PDF versions 6

Same name and namespace in other branches

1. 5.4 print_mail/print_mail.module \print_mail_help()
2. 5.3 print_mail/print_mail.module \print_mail_help()
3. 7 print_mail/print_mail.module \print_mail_help()
4. 5.x print_mail/print_mail.module \print_mail_help()

Implementation of hook_help().

File

print_mail/print_mail.module, line 188

Displays Printer-friendly versions of Drupal pages.

Code

function print_mail_help($path, $arg) {
  $print_mail_link_pos = variable_get('print_mail_link_pos', unserialize(PRINT_MAIL_LINK_POS_DEFAULT));
  if ($path !== 'node/%' && !empty($print_mail_link_pos['help'])) {
    static $output = FALSE;
    if ($output === FALSE) {
      $output = TRUE;
      $link = print_mail_insert_link();
      if ($link) {
        return "<span class='print-syslink'>{$link}</span>";
      }
    }
  }
}