<?phpnamespace appapimodel;set_time_limit(30);class WxQrcode{ //构造方法 static $qrcode_url = "https://api.weixin.qq.com/cgi-bin/qrcode/create?"; static $token_url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&"; static $qrcode_get_url = "https://mp.weixin.qq.com/cgi-bin/showqrcode?"; //生成二维码 public function getEwm($fqid,$type = 1){ $appid = ‘你的appid‘; $secret = ‘你的secret‘; $ACCESS_TOKEN = $this->getToken($appid,$secret); $url = $this->getQrcodeurl($ACCESS_TOKEN,$fqid,$type); save_log(‘测试保存的路径‘.$url.‘fid‘.$fqid); return $this->DownLoadQr($url,time()); } protected function getQrcodeurl($ACCESS_TOKEN,$fqid,$type = 1){ $url = self::$qrcode_url.‘access_token=‘.$ACCESS_TOKEN; if($type == 1){ //生成永久二维码 $qrcode= ‘{"action_name": "QR_LIMIT_SCENE", "action_info": {"scene": {"scene_str": ‘.$fqid.‘}}}‘; }else{ //生成临时二维码 $qrcode = ‘{"expire_seconds": 604800, "action_name": "QR_STR_SCENE", "action_info": {"scene": {"scene_str": ‘.$fqid.‘}}}‘; } $result = $this->http_post_data($url,$qrcode); $oo = json_decode($result[1]); if (empty($oo->ticket)){ return false; } if(!$oo->ticket){ $this->ErrorLogger(‘getQrcodeurl falied. Error Info: getQrcodeurl get failed‘); exit(); } $url = self::$qrcode_get_url.‘ticket=‘.$oo->ticket.‘‘; return $url; } protected function getToken($appid,$secret){ $ACCESS_TOKEN = file_get_contents(self::$token_url."appid=$appid&secret=$secret"); $ACCESS_TOKEN = json_decode($ACCESS_TOKEN); $ACCESS_TOKEN = $ACCESS_TOKEN->access_token; return $ACCESS_TOKEN; } protected function http_post_data($url, $data_string) { $ch = curl_init(); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POSTFIELDS, $data_string); curl_setopt($ch, CURLOPT_HTTPHEADER, array( ‘Content-Type: application/json; charset=utf-8‘, ‘Content-Length: ‘ . strlen($data_string)) ); ob_start(); curl_exec($ch); if (curl_errno($ch)) { $this->ErrorLogger(‘curl falied. Error Info: ‘.curl_error($ch)); } $return_content = ob_get_contents(); ob_end_clean(); $return_code = curl_getinfo($ch, CURLINFO_HTTP_CODE); return array($return_code, $return_content); } //下载二维码到服务器 protected function DownLoadQr($url,$filestring){ if($url == ""){ return false; } $filename = $filestring.rand(0,99999999999).‘.jpg‘; ob_start(); readfile($url); $img=ob_get_contents(); ob_end_clean(); $size=strlen($img); $fp2=fopen(‘static/qrcode/‘.$filename,"a"); if(fwrite($fp2,$img) === false){ $this->ErrorLogger(‘dolwload image falied. Error Info: 无法写入图片‘); exit(); } fclose($fp2); return ‘static/qrcode/‘.$filename; } //错误日志 private function ErrorLogger($errMsg){ $logger = fopen(‘log.txt‘, ‘a+‘); fwrite($logger, date(‘Y-m-d H:i:s‘)." Error Info : ".$errMsg."rn"); fclose($logger); }}