function getcontent_zh($keyword)
{
// 初始化一个 cURL 对象
$curl = curl_init();
// 设置你需要抓取的URL
curl_setopt($curl, CURLOPT_URL, 'http://zh.wikipedia.org/wiki/' . urlencode($keyword));
// 设置header
curl_setopt($curl, CURLOPT_HEADER, 0);
curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.1) Gecko/20061204 Firefox/2.0.0.1");
// 设置cURL 参数，要求结果保存到字符串中还是输出到屏幕上。
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
//使用自动跳转
curl_setopt($curl, CURLOPT_AUTOREFERER, 1);
// 设置cURL 参数，时间超时
curl_setopt($curl, CURLOPT_TIMEOUT, 4);
// 运行cURL，请求网页
$data = curl_exec($curl);
// 关闭URL请求
curl_close($curl);
if ($data == false) {
$go = new Trans();
$keyword = $go->c2t($keyword);
$re = $this->getextracts_zh($keyword);
if (preg_match("/REDIRECT/", trim($re))) {
$index = strpos($re, ' ');
$index2 = strpos($re, ' ', $index + 1);
if ($index2 === false) {
$keyword = substr($re, $index + 1);
} else {
$keyword = substr($re, $index + 1, $index2 - $index - 1);
}
$re = $this->getextracts_zh($keyword);
}
return $re;
}
$content = '';
while (true) {
$index = strpos($data, '<p>');
if ($index === false) {
break;
}
$index2 = strpos($data, '</p>', $index);
if ($index2 === false) {
break;
}
$tmp = substr($data, $index + 3, $index2 - $index - 3);
$data = substr($data, $index2);
$re = '';
while (strstr($tmp, '<')) {
$index = strpos($tmp, '<');
$index2 = strpos($tmp, '>', $index);
$tmp = substr($tmp, 0, $index) . substr($tmp, $index2 + 1);
}
$re = $tmp;
if (strstr($re, '[') !== false) {
$tmp = $re;
$re = '';
while (strstr($tmp, '[')) {
$index = strpos($tmp, '[');
$index2 = strpos($tmp, ']');
if ($index == 0) {
$tmp = trim(substr($tmp, $index2 + 1));
} else {
$re .= trim(substr($tmp, 0, $index));
$tmp = substr($tmp, $index2 + 1);
}
}
}
// $re = str_replace(' ',"\n", $re);
if (strpos($re, '坐标：') === 0) {
continue;
} else {
$content .= $re . "\n";
}
}
return $content;
}