Google翻译PHP接口

yunvn

<?php   
/* Google翻译PHP接口  */
class Google_API_translator {   
public $url = "http://translate.google.com/translate_t";   
public $text = "";//翻译文本   
public $out = ""; //翻译输出
public $lang_src = "";//要翻译的语言
public $lang_des = "";//翻译成的语言
function setText($text){   
$this->text = $text;   
}   
function setLang($lang_src,$lang_des){
$this->lang_src = $lang_src;
$this->lang_des = $lang_des;
}
function translate() {   
$this->out = "";   
$gphtml = $this->postPage($this->url, $this->text,$this->lang_src,$this->lang_des);   
$out = substr($gphtml, strpos($gphtml, "<div id=result_box dir=\"ltr\">"));   
$out = substr($out, 29);   
$out = substr($out, 0, strpos($out, "</div>"));   
$this->out = $out;   
return $this->out;   
}   
function postPage($url, $text,$lang_src,$lang_des) {   
$html ='';   
if($url != "" && $text != ""&&$lang_src != ""&&$lang_des != "") {   
$ch = curl_init($url);   
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);   
curl_setopt($ch, CURLOPT_HEADER, 1);   
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);   
curl_setopt($ch, 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  
*/  
$fields = array('hl=zh-CN', 'langpair='.$lang_src.'|'.$lang_des, 'ie=UTF-8','text='.urlencode(mb_convert_encoding($text, 'UTF-8', 'GB2312')));   
curl_setopt($ch, CURLOPT_POST, 1);   
curl_setopt($ch, CURLOPT_POSTFIELDS, implode('&', $fields));                                                        
$html = curl_exec($ch);   
if(curl_errno($ch)) $html = "";   
curl_close ($ch);   
}   
return $html;   
}   
}   
?>