php+google/baidu翻译接口

<?php
/**
 * @link http://www.joinf.com
 * @copyright Copyright (C) 2017 joinf.com. All rights reserved.
 */

namespace site\admin\controller;

use site\admin\model\LanguageModel;

/**
 * 翻译管理
 */
class TranslateController extends \site\admin\component\Controller
{

	private $appid;
	private $seckey;
	private $_model;

	/**
	 * 初始化
	 * @access public
	 * @return void
	 */
	public function __construct()
	{
		$this->_model = new LanguageModel();
		$translate=$this->_model->getTranslate();
		if($translate){
			$this->appid=$translate['appid'];
			$this->seckey=$translate['seckey'];
		}else{
			$this->appid='';
			$this->seckey='';
		}
	}

	/**
	 * 翻译接口
	 *
	 * POST:source_id=原始语言ID,dest_ids=目标语言（数组格式）,txts=数据源（数组格式）
	 *
	 * @access public
	 * @return void
	 */
	public function toLanguage()
	{
/* 		$this->request->post= [
				'source_id'  => '1',
				'dest_ids' => ["2",'3'],
				'txts' =>['今天天气不错，挺风和日丽的','我们都有一个家，名字叫中国'],
		]; */

		//google翻译接口
		$language_id=isset($this->request->post['source_id'])?$this->request->post['source_id']:'';
		$dest_ids=isset($this->request->post['dest_ids'])?$this->request->post['dest_ids']:'';
		$data = isset($this->request->post['txts']) ? $this->request->post['txts']: '';

		if(empty($language_id)||empty($dest_ids)||empty($data)){

			$this->flash('error', '参数错误');
			return $this->formatResponse();

		}else{
			//获取源语种
			$b_l=explode(',',$this->config->get('sys_google_translate_code'));
			$url=$this->config->get('sys_google_translate_url');

			foreach ($b_l as $k=>$v){
				if(($k+1)==$language_id){
					$source=$v;
				}
			}

			$t_data=array();

			foreach ($dest_ids as $kk=>$vv){
				//计算翻译目标语种
				foreach ($b_l as $k=>$v){
					if(($k+1)==$vv){
						$target=$v;
					}
				}

				//组装译文
				$translist=array();
				foreach ($data as $key=>$value){
					//初始化
					$curl = curl_init();
					//设置抓取的url
					curl_setopt($curl, CURLOPT_URL, $url);
					//设置头文件的信息作为数据流输出
					curl_setopt($curl, CURLOPT_HEADER, 1);
					//设置获取的信息以文件流的形式返回，而不是直接输出。
					curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
					//设置post方式提交
					curl_setopt($curl, CURLOPT_POST, 1);
					//设置post数据
					$post_data = array(
							"q" => $value,
							"source" => $source,
							"target" => $target,
							'format' => 'text'
					);
					curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data);
					//执行命令
					$exec_data = curl_exec($curl);
					//关闭URL请求
					curl_close($curl);
					//显示获得的数据
					$result=json_decode(strstr($exec_data,'{'),true);
					$translist[]=$result['data']['translations'][0]['translatedText'];
				}
				//该语种全部译文
				$t_data[$vv]=$translist;
			}
			$this->manageLogModel->add('多语言翻译');
			$this->flash('success', '翻译成功');
			$this->formatResponse($t_data);
		}

		//百度翻译接口
		/* $language_id=isset($this->request->post['source_id'])?$this->request->post['source_id']:'';
		$dest_ids=isset($this->request->post['dest_ids'])?$this->request->post['dest_ids']:'';
		$data = isset($this->request->post['txts']) ? $this->request->post['txts']: '';

		if(empty($language_id)||empty($dest_ids)||empty($data)){

			$this->flash('error', '提交错误');
			return $this->formatResponse();

		}else{
			//获取源语种
			$b_l=explode(',',$this->config->get('sys_baidu_language_code'));

			foreach ($b_l as $k=>$v){
				if(($k+1)==$language_id){
					$from=$v;
				}
			}

			$t_data=array();
			$count_num=0;
			foreach ($dest_ids as $kk=>$vv){
				//计算翻译目标语种
				foreach ($b_l as $k=>$v){
					if(($k+1)==$vv){
						$to=$v;
					}
				}
				//组装译文
				$translist=array();
				foreach ($data as $key=>$value){
					$result=$this->translate($value,$from,$to);
					$translist[]=$result['trans_result'][0]['dst'];
					$count_num+=mb_strlen($value,'utf-8');
				}
				//该语种全部译文
				$t_data[$vv]=$translist;
			}
			$this->_model->updateTranslate($this->appid,$count_num,time());
			$this->manageLogModel->add('多语言翻译');
			$this->flash('success', '翻译成功');
			$this->formatResponse($t_data);
		} */

	}

	//翻译入口
	public function translate($query, $from, $to){
		$args = array(
			'q' => $query,
	        'appid' => $this->appid,
	        'salt' => rand(10000,99999),
	        'from' => $from,
	        'to' => $to,
		);
		$args['sign'] = $this->buildSign($query, $this->appid, $args['salt'], $this->seckey);
		$ret = $this->call($this->config->get('sys_baidu_url'), $args,'post',0,$this->config->get('sys_baidu_curl_timeout'));
		$ret = json_decode($ret, true);
		return $ret;
	}

	//加密
	public function buildSign($query, $appID, $salt, $secKey){
		$str = $appID . $query . $salt . $secKey;
		$ret = md5($str);
		return $ret;
	}

	//发起网络请求
	public function call($url, $args=null, $method="post", $testflag = 0, $timeout = 0, $headers=array()){
		$ret = false;
		$i = 0;
		while($ret === false)
		{
			if($i > 1)
				break;
			if($i > 0)
			{
				sleep(1);
			}
			$ret = $this->callOnce($url, $args, $method, false, $timeout, $headers);
			$i++;
		}
		return $ret;
	}

	public function callOnce($url, $args=null, $method="post", $withCookie = false, $timeout = 0, $headers=array()){
		$ch = curl_init();
		if($method == "post")
		{
			$data = $this->convert($args);
			curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
			curl_setopt($ch, CURLOPT_POST, 1);
		}
		else
		{
			$data = convert($args);
			if($data)
			{
				if(stripos($url, "?") > 0)
				{
					$url .= "&$data";
				}
				else
				{
					$url .= "?$data";
				}
			}
		}
		curl_setopt($ch, CURLOPT_URL, $url);
		curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
		if(!empty($headers))
		{
			curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
		}
		if($withCookie)
		{
			curl_setopt($ch, CURLOPT_COOKIEJAR, $_COOKIE);
		}
		$r = curl_exec($ch);
		curl_close($ch);
		return $r;
	}

	public function convert(&$args){
		$data = '';
		if (is_array($args))
		{
			foreach ($args as $key=>$val)
			{
				if (is_array($val))
				{
					foreach ($val as $k=>$v)
					{
						$data .= $key.'['.$k.']='.rawurlencode($v).'&';
					}
				}
				else
				{
					$data .="$key=".rawurlencode($val)."&";
				}
			}
			return trim($data, "&");
		}
		return $args;
	}
}