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  1. <?php
  2. /**
  3. * Smarty plugin
  4. * @package Smarty
  5. * @subpackage plugins
  6. */
  7. /**
  8. * Smarty count_sentences modifier plugin
  9. *
  10. * Type: modifier<br>
  11. * Name: count_sentences
  12. * Purpose: count the number of sentences in a text
  13. * @link http://smarty.php.net/manual/en/language.modifier.count.paragraphs.php
  14. * count_sentences (Smarty online manual)
  15. * @author Monte Ohrt <monte at ohrt dot com>
  16. * @param string
  17. * @return integer
  18. */
  19. function smarty_modifier_count_sentences($string)
  20. {
  21. // find periods with a word before but not after.
  22. return preg_match_all('/[^\s]\.(?!\w)/', $string, $match);
  23. }
  24. /* vim: set expandtab: */
  25. ?>