微信开发之翻译功能的步骤详解

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<?xml version="1.0" encoding="UTF-8"?><youdao-fanyi>
    <errorCode>0</errorCode>
    <!-- 有道翻译 -->
    <query><![CDATA[这里是有道翻译API]]></query>
    <translation>
        <paragraph><![CDATA[Here is the youdao translation API]]></paragraph>
    </translation></youdao-fanyi>

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{
    "errorCode":0
    "query":"翻译",
    "translation":["translation"], // 有道翻译
    "basic":{ // 有道词典-基本词典
        "phonetic":"fān yì",
        "explains":[
            "translate",
            "interpret"
        ]
    },
    "web":[ // 有道词典-网络释义
        {
            "key":"翻译",
            "value":["translator","translation","translate","Interpreter"]
        },
        {...}
    ]
}

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{
    “from”:”zh”,
    “to”:”en”,
    “trans_result”:[]
}

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trans_result: [
{},
{},
{}
]

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{
“src”:””,
“dst”:””
}

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{
    "from": "en",
    "to": "zh",
    "trans_result": [
        {
            "src": "today",
            "dst": "今天"
        }
    ]
}

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//调用有道词典$contentStr = $this->youdaoDic($word);//调用百度词典$contentStr = $this->baiduDic($word);

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http://fanyi.youdao.com/openapi.do?keyfrom=<keyfrom>&key=<key>&type=data&doctype=<doctype>&version=1.1&q=要翻译的文本

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youdaoDic( = "orchid";    
         = "YourApiKey";  
         = 'http://fanyi.youdao.com/fanyiapi.do?keyfrom='..'&key='..'&type=data&doctype=xml&version=1.1&q='. = ( = -> = ->translation->( == 0  "无法进行有效的翻译"

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public function youdaoDic($word){        $keyfrom = "orchid";    //申请APIKEY时所填表的网站名称的内容
        $apikey = "YourApiKey";  //从有道申请的APIKEY
        
        //有道翻译-json格式
        $url_youdao = 'http://fanyi.youdao.com/fanyiapi.do?keyfrom='.$keyfrom.'&key='.$apikey.'&type=data&doctype=json&version=1.1&q='.$word;        
        $jsonStyle = file_get_contents($url_youdao);        $result = json_decode($jsonStyle,true);        
        $errorCode = $result['errorCode'];        
        $trans = '';        if(isset($errorCode)){            switch ($errorCode){                case 0:                    $trans = $result['translation']['0'];                    break;                case 20:                    $trans = '要翻译的文本过长';                    break;                case 30:                    $trans = '无法进行有效的翻译';                    break;                case 40:                    $trans = '不支持的语言类型';                    break;                case 50:                    $trans = '无效的key';                    break;                default:                    $trans = '出现异常';                    break;
            }
        }        return $trans;
        
    }

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$jsonStyle = file_get_contents($url_youdao);　　// 把整个文件读入一个字符串中
$result = json_decode($jsonStyle,true);　　// 对JSON 格式的字符串进行编码
$errorCode = $result['errorCode'];　　// 获取错误码
$trans = $result['translation']['0'];　　// 获取翻译结果

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//百度翻译
    public function baiduDic($word,$from="auto",$to="auto"){        
        //首先对要翻译的文字进行 urlencode 处理
        $word_code=urlencode($word);        
        //注册的API Key
        $appid="YourApiKey";        
        //生成翻译API的URL GET地址
        $baidu_url = "http://openapi.baidu.com/public/2.0/bmt/translate?client_id=".$appid."&q=".$word_code."&from=".$from."&to=".$to;        
        $text=json_decode($this->language_text($baidu_url));        $text = $text->trans_result;        return $text[0]->dst;
    }        
    //百度翻译-获取目标URL所打印的内容
    public function language_text($url){        if(!function_exists('file_get_contents')){            $file_contents = file_get_contents($url);

        }else{                
            //初始化一个cURL对象
            $ch = curl_init();            $timeout = 5;            //设置需要抓取的URL
            curl_setopt ($ch, CURLOPT_URL, $url);            //设置cURL 参数，要求结果保存到字符串中还是输出到屏幕上
            curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);            //在发起连接前等待的时间，如果设置为0，则无限等待
            curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);            //运行cURL，请求网页
            $file_contents = curl_exec($ch);            //关闭URL请求
            curl_close($ch);
        }        return $file_contents;
    }

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$word_code=urlencode($word);　　// 首先对要翻译的文字进行 urlencode 处理
$text=json_decode($this->language_text($baidu_url));　　// 调用language_text() 函数获取目标URL所打印的内容，然后对JSON 格式的字符串进行编码
$text = $text->trans_result;　　//获取翻译结果数组
return $text[0]->dst;　　//取第一个数组的dst 结果。