利用谷歌 Translate API制作自己的翻译脚本

#!/usr/bin/php -q
/**
* PHP Script For Google Translate
* @author:Yishan Wang
* @version:1.0.0
*/
class Google_API_translator
{
public $url = "http://translate.google.com/translate_t";
public $text = "";
public $out = "";
public $ip = '';
function setText($text){
$this->text = $text;
}
function translate($from='auto',$to='zh-CN'){
$this->out = "";
$gphtml = $this->postPage($this->url,$this->text,$from,$to);
preg_match_all('/]+>([^<]+)/i',$gphtml,$res);
$this->out = $res[1][0];
return $this->out;
}
/*
$from 需要翻译的语言
$to 翻译的语言
*/
function postPage($url,$text,$from='auto',$to='zh-CN'){
$html ='';
if($url != "" && $text != "") {
$ch = curl_init($url);
curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
if(!empty($this->ip) && is_string($this->ip)){
curl_setopt($ch,CURLOPT_INTERFACE,$this->ip);
}
curl_setopt($ch,CURLOPT_HEADER,1);
curl_setopt($ch,CURLOPT_FOLLOWLOCATION,CURLOPT_TIMEOUT,15);
/*
*hl - 界面语言，此处无用。
*langpair - src lang to dest lang
*ie - urlencode的编码方式?
*text - 要翻译的文本
*/
$fields = array('hl=zh-CN','langpair='.$from.'|'.$to,'ie=UTF-8','text='.$text);
$fields = implode('&',$fields);
curl_setopt($ch,CURLOPT_POST,CURLOPT_POSTFIELDS,$fields);
$html = curl_exec($ch);
if(curl_errno($ch)) $html = "";
curl_close ($ch);
}
return $html;
}
}
$from = !empty($_REQUEST['fromlan'])?$_REQUEST['fromlan']:'en';
$to = !empty($_REQUEST['tolan'])?$_REQUEST['tolan']:'zh-CN';
$keywords = "";
for($i=1;$i<$argc;$i++){
$keywords .= $argv[$i]." ";
}
$article = !empty($_REQUEST['article'])?$_REQUEST['article']:$keywords;
$g = new Google_API_translator();
if(isset($_REQUEST['ip']) && !empty($_REQUEST['ip']))
{
$g -> ip = $_REQUEST['ip'];
}
$article = iconv('GBK','UTF-8',$article);
$article = str_replace('{enter}',"/r/n",$article);
$g->setText($article);
$g->translate($from,$to);
echo "-----------翻译结果--------------/n";
echo iconv('GBK',$g->out);
echo "/n";
?>