Google翻译接口（PHP API）

51漂泊

1. /* Google翻译PHP接口
   
2. * 注意：如果翻译文本为UTF-8编码，则要删去mb_convert_encoding函数
   
3. */
   
4. 
   
5. class Google_API_translator {
   
6. public $url = “http://translate.google.com/translate_t”;
   
7. public $text = “”;//翻译文本
   
8. public $out = “”; //翻译输出
   
9. 
   
10. function setText($text){
    
11. $this->text = $text;
    
12. }
    
13. 
    
14. function translate() {
    
15. $this->out = “”;
    
16. 
    
17. $gphtml = $this->postPage($this->url, $this->text);
    
18. 
    
19. //提取翻译结果
    
20. $out = substr($gphtml, strpos($gphtml, “
    
21. 
    
22. “));
    
23. $out = substr($out, 29);
    
24. $out = substr($out, 0, strpos($out, “
    
25. 
    
26. “));
    
27. 
    
28. $this->out = $out;
    
29. return $this->out;
    
30. }
    
31. 
    
32. function postPage($url, $text) {
    
33. $html =”;
    
34. 
    
35. if($url != “” && $text != “”) {
    
36. $ch = curl_init($url);
    
37. curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    
38. curl_setopt($ch, CURLOPT_HEADER, 1);
    
39. curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    
40. curl_setopt($ch, CURLOPT_TIMEOUT, 15);
    
41. 
    
42. /*
    
43. *hl – 界面语言，此处无用。
    
44. *langpair – src lang to dest lang
    
45. *ie – urlencode的编码方式?
    
46. *text – 要翻译的文本
    
47. */
    
48. $fields = array(‘hl=zh-CN’, ‘langpair=zh-CN|en’, ‘ie=UTF-8′,’text=’.urlencode(mb_convert_encoding($text, ‘UTF-8′, ‘GB2312′)));
    
49. curl_setopt($ch, CURLOPT_POST, 1);
    
50. curl_setopt($ch, CURLOPT_POSTFIELDS, implode(‘&’, $fields));
    
51. 
    
52. $html = curl_exec($ch);
    
53. if(curl_errno($ch)) $html = “”;
    
54. curl_close ($ch);
    
55. }
    
56. return $html;
    
57. }
    
58. }
    
59. 
    
60. //just for test
    
61. $g = new Google_API_translator();
    
62. $g->setText(“我爱Java！”);
    
63. $g->translate();
    
64. echo $g->out;
    
65. ?>
    

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