mirror of
https://github.com/LyLme/lylme_spage.git
synced 2024-11-17 14:34:08 +08:00
55 lines
1.8 KiB
PHP
55 lines
1.8 KiB
PHP
<?php
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/*
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* @Description: 生成二维码
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* @Author: LyLme admin@lylme.com
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* @Date: 2024-04-09 03:36:21
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* @LastEditors: LyLme admin@lylme.com
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* @LastEditTime: 2024-04-09 04:22:36
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* @FilePath: /lylme_spage/include/qrcode.php
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* @Copyright (c) 2024 by LyLme, All Rights Reserved.
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*/
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include "./common.php";
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include "./lib/phpqrcode.php";
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$text = $_GET['text'];
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if(empty($text)){
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exit('缺少参数text');
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}
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$errorCorrectionLevel = 'L';//容错级别
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$matrixPointSize = 4;//生成图片大小
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//生成二维码图片
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QRcode::png($text, 'qrcode.png', $errorCorrectionLevel, $matrixPointSize, 2);
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if (!preg_match("/^(http|https):\/\//", $conf['logo'])) {
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$logo = realpath(ROOT. '/' . $conf['logo']);//准备好的logo图片
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if(!file_exists($logo)){
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$logo = false;
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}
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} else {
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$logo = $conf['logo'];
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}
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$QR = 'qrcode.png';//已经生成的原始二维码图
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if ($logo != FALSE) {
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$QR = imagecreatefromstring(file_get_contents($QR));
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$logo = imagecreatefromstring(file_get_contents($logo));
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$QR_width = imagesx($QR);//二维码图片宽度
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$QR_height = imagesy($QR);//二维码图片高度
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$logo_width = imagesx($logo);//logo图片宽度
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$logo_height = imagesy($logo);//logo图片高度
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$logo_qr_width = $QR_width / 5;
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$scale = $logo_width/$logo_qr_width;
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$logo_qr_height = $logo_height/$scale;
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$from_width = ($QR_width - $logo_qr_width) / 2;
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//重新组合图片并调整大小
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imagecopyresampled($QR, $logo, $from_width, $from_width, 0, 0, $logo_qr_width,
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$logo_qr_height, $logo_width, $logo_height);
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}
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//输出图片
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header('Content-Type: image/png');
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header('Cache-Control: max-age=300');
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imagepng($QR);
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// 释放内存
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imagedestroy($QR);
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