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PHP sensitive word filtering class

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PHP sensitive word filtering class

<?php
class Logic_BlackWord
{
  const APP_FORUM = 1;
  const APP_BLOG  = 2;
  const APP_VOTE  = 3;
  public function getHitList($txt)
  {
    $hitList = array();
    //对禁词分批过滤
    $max = $this->getMax();
    if($max)
    {
      $size = 1000;
      $last = ceil($max/$size);
      for($page=1;$page<=$last;$page++)
      {
        $result = $this->getHitListByPage($txt,$page,$size);
        if($result) $hitList = array_merge($hitList,$result);
      }
    }

Mainly uses int substr_count (string haystack, string needle [, int offset [, int length]]) This method, this method traverses whether there is $allergicWord in the string $str to be tested Sensitive words contained in the array:

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