thinkphp3.2二维码扩展

<?php//高级使用带logopublic function qrcode(){ ???????Vendor(‘phpqrcode.phpqrcode‘); ???????//生成二维码图片 ???????$object = new \QRcode(); ???????$qrcode_path=‘‘; ???????$file_tmp_name=‘‘; ???????$errors=array(); ???????if(!empty($_POST)){ ???????????$content = trim($_POST[‘content‘]); //二维码内容 ???????????$contentSize=$this->getStringLength($content); ???????????if($contentSize>150){ ???????????????$errors[]=‘字数过长，不能多于150个字符！‘; ???????????} ???????????if(isset($_FILES[‘upimage‘][‘tmp_name‘]) && $_FILES[‘upimage‘][‘tmp_name‘] && is_uploaded_file($_FILES[‘upimage‘][‘tmp_name‘])){ ???????????????if($_FILES[‘upimage‘][‘size‘]>512000){ ???????????????????$errors[]="你上传的文件过大，最大不能超过500K。"; ???????????????} ???????????????$file_tmp_name=$_FILES[‘upimage‘][‘tmp_name‘]; ???????????????$fileext = array("image/pjpeg","image/jpeg","image/gif","image/x-png","image/png"); ???????????????if(!in_array($_FILES[‘upimage‘][‘type‘],$fileext)){ ???????????????????$errors[]="你上传的文件格式不正确，仅支持 png, jpg, gif格式。"; ???????????????} ???????????} ???????????$tpgs=$_POST[‘tpgs‘];//图片格式 ???????????$qrcode_bas_path=‘upload/qrcode/‘; ???????????if(!is_dir($qrcode_bas_path)){ ???????????????mkdir($qrcode_bas_path, 0777, true); ???????????} ???????????$uniqid_rand=date("Ymdhis").uniqid(). rand(1,1000); ???????????$qrcode_path=$qrcode_bas_path.$uniqid_rand. "_1.".$tpgs;//原始图片路径 ???????????$qrcode_path_new=$qrcode_bas_path.$uniqid_rand."_2.".$tpgs;//二维码图片路径 ???????????if(Helper::getOS()==‘Linux‘){ ???????????????$mv = move_uploaded_file($file_tmp_name, $qrcode_path); ???????????}else{ ???????????????//解决windows下中文文件名乱码的问题 ???????????????$save_path = Helper::safeEncoding($qrcode_path,‘GB2312‘); ???????????????if(!$save_path){ ???????????????????$errors[]=‘上传失败，请重试！‘; ???????????????} ???????????????$mv = move_uploaded_file($file_tmp_name, $qrcode_path); ???????????} ???????????if(empty($errors)){ ???????????????$errorCorrectionLevel = $_POST[‘errorCorrectionLevel‘];//容错级别 ???????????????$matrixPointSize = $_POST[‘matrixPointSize‘];//生成图片大小 ???????????????$matrixMarginSize = $_POST[‘matrixMarginSize‘];//边距大小 ???????????????//生成二维码图片 ???????????????$object::png($content,$qrcode_path_new, $errorCorrectionLevel, $matrixPointSize, $matrixMarginSize); ???????????????$QR = $qrcode_path_new;//已经生成的原始二维码图 ???????????????$logo = $qrcode_path;//准备好的logo图片 ???????????????if (file_exists($logo)) { ???????????????????$QR = imagecreatefromstring(file_get_contents($QR)); ???????????????????$logo = imagecreatefromstring(file_get_contents($logo)); ???????????????????$QR_width = imagesx($QR);//二维码图片宽度 ???????????????????$QR_height = imagesy($QR);//二维码图片高度 ???????????????????$logo_width = imagesx($logo);//logo图片宽度 ???????????????????$logo_height = imagesy($logo);//logo图片高度 ???????????????????$logo_qr_width = $QR_width / 5; ???????????????????$scale = $logo_width/$logo_qr_width; ???????????????????$logo_qr_height = $logo_height/$scale; ???????????????????$from_width = ($QR_width - $logo_qr_width) / 2; ???????????????????//重新组合图片并调整大小 ???????????????????imagecopyresampled($QR, $logo, $from_width, $from_width, 0, 0, $logo_qr_width, ???????????????????$logo_qr_height, $logo_width, $logo_height); ???????????????????//输出图片 ???????????????????//header("Content-type: image/png"); ???????????????????imagepng($QR,$qrcode_path); ???????????????????imagedestroy($QR); ???????????????}else{ ???????????????????$qrcode_path=$qrcode_path_new; ???????????????} ???????????}else{ ???????????????$qrcode_path=‘‘; ???????????} ???????} ???????$data=array(‘data‘=>array(‘errors‘=>$errors,‘qrcode_path‘=>$qrcode_path)); ???????$this->assign(‘data‘,$data); ???????$this->display();