百度发票相关接口示例

其它规范示例/百度相关接口/发票相关类.php

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+<?php
+
+namespace app\common\util\SysSDK\Baidu;
+
+use think\facade\Log;
+
+class Identify {
+	
+	private $vi_url = Config::get('baidu.request.vi_url'); //百度vi_url地址
+	private $viv_url = Config::get('baidu.request.viv_url');//百度viv_url地址
+
+	private $url = Config::get('baidu.request.oauth_url');//百度鉴权地址
+	private $client_id 	= Config::get('baidu.request.client_id');//百度鉴权client_id
+	private $client_secret 	= Config::get('baidu.request.client_secret');//百度鉴权client_id对应secret
+
+    //重新获取鉴权认证
+    public function refresh(){
+		$post_data['grant_type']       = 'client_credentials';
+		$post_data['client_id']      = $this->client_id;
+		$post_data['client_secret'] = $this->client_secret;
+		$o = "";
+		foreach ( $post_data as $k => $v ) 
+		{
+			$o.= "$k=" . urlencode( $v ). "&" ;
+		}
+		$post_data = substr($o,0,-1);
+		
+        $data 	= $this->curl($this->url, $post_data);
+		Log::info(' get access_token result:'.json_encode($data));
+		return $data;
+    }
+
+    /* 
+	 * 发票识别
+	 * access_token   百度 access_token 鉴权返回值
+	 * files   发票图片文件
+	 */
+    public function vat_invoice($access_token, $files){
+		$file_name_array 	= explode('.', $files);
+		if(count($file_name_array) < 2){
+			return false;
+		}
+		$suffix 	= $file_name_array[count($file_name_array)-1];
+		//判断文件后缀
+		if(in_array(strtolower($suffix), ['jpg','jpeg','png','bmp'])){
+			$param_type 	= 'image';
+		}
+		else if(strtolower($suffix) == 'pdf'){
+			$param_type 	= 'pdf_file';
+		}
+		else{
+			return false;
+		}
+		$img = file_get_contents($files);
+		$img = base64_encode($img);
+		$param = array(
+			$param_type => $img
+		);
+		//这里也可以自己写curl方法调用
+		$data 	= $this->curl($this->vi_url.'?access_token='.$access_token, $param);
+		Log::info(' get result:'.json_encode($data));
+		return $data;
+    }
+	
+    //发票验真
+    //access_token 百度 access_token 鉴权返回值
+    public function vat_invoice_verification($access_token, $invoice_code, $invoice_num, $invoice_date, $invoice_type, $check_code, $total_amount){
+		$bodys = array(
+			'invoice_code' => $invoice_code,//"发票代码",
+			'invoice_num' => $invoice_num,//"发票号码",
+			'invoice_date' => $invoice_date,//"开票日期",
+			'check_code' => $check_code,//"校验码。填写发票校验码后6位",
+			'invoice_type' => $invoice_type,//"发票类型",
+			'total_amount' => $total_amount,//"不含税金额"
+		);
+		
+		$data 	= $this->curl($this->viv_url.'?access_token='.$access_token, $bodys);
+		Log::info(' get result:'.json_encode($data));
+		return $data;
+    }
+
+    private function curl($url = '', $param = '')
+    {
+        if (empty($url) || empty($param)) {
+            return false;
+        }
+
+        $postUrl = $url;
+        $curlPost = $param;
+        $curl = curl_init();//初始化curl
+        curl_setopt($curl, CURLOPT_URL, $postUrl);//抓取指定网页
+        curl_setopt($curl, CURLOPT_HEADER, 0);//设置header
+        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);//要求结果为字符串且输出到屏幕上
+        curl_setopt($curl, CURLOPT_POST, 1);//post提交方式
+        curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost);
+        $data = curl_exec($curl);//运行curl
+        //记录每次获取到的信息
+        Log::info(' get curl result:' . json_encode($data));
+        curl_close($curl);
+
+        return $data;
+    }
+
+}