function _highlight($string, $words, $result, $pre)
{
global $cfg_replace_num;
$string = str_replace('\\"', '"', $string);
if ($cfg_replace_num > 0) {
foreach ($words as $key => $word) {
if ($GLOBALS['replaced'][$word] == 1) {
continue;
}
$string = preg_replace("#" . preg_quote($word) . "#", $result[$key], $string, $cfg_replace_num);
if (strpos($string, $word) !== FALSE) {
$GLOBALS['replaced'][$word] = 1;
}
}
} else {
$string = str_replace($words, $result, $string);
}
$string = pr_str_replace($string);
return $pre . $string;
}
/**
* 下载其中一个网址，并保存
*
* @access public
* @param int $aid 文档ID
* @param string $dourl 操作地址
* @param string $litpic 缩略图
* @param bool $issave 是否保存
* @return string
*/
function DownUrl($aid, $dourl, $litpic = '', $issave = TRUE)
{
$this->tmpLinks = array();
$this->tmpUnitValue = '';
$this->breImage = '';
$this->tmpHtml = $this->DownOnePage($dourl);
//检测是否有分页字段，并预先处理
if (!empty($this->artNotes['sppage'])) {
$noteid = '';
foreach ($this->artNotes as $k => $sarr) {
if (isset($sarr['isunit']) && $sarr['isunit'] == 1) {
$noteid = $k;
break;
}
}
$this->GetSpPage($dourl, $noteid, $this->tmpHtml);
if (preg_match("/#p#/i", $this->tmpUnitValue)) {
if ($this->artNotes["sptype"] != 'diyrule') {
$this->tmpUnitValue = '副标题#e#' . $this->tmpUnitValue;
}
}
}
//处理字段
$body = $this->GetPageFields($dourl, $issave, $litpic);
$body = pr_str_replace($body);
//add by pagerank
//保存资料到数据库
if ($issave) {
$query = " UPDATE `#@__co_htmls` SET dtime='" . time() . "',result='" . filter_utf8_char(addslashes($body)) . "',isdown='1' WHERE aid='{$aid}' ";
if (!$this->dsql->ExecuteNoneQuery($query)) {
echo $this->dsql->GetError();
}
return $body;
}
return filter_utf8_char(addslashes($body));
}