<?php
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define('IN_ECS', true);
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require(dirname(__FILE__) . '/includes/init.php');
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require(dirname(__FILE__) . '/includes/phpqrcode.php');
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if(isset($_REQUEST['data']) && !empty($_REQUEST['data'])){
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$data= $_REQUEST['data'];
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//$size = '250x250';
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$img = $_REQUEST['img'];
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$logo = str_replace("..", ".", $img); // 中间那logo图
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}else{
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$id= isset($_GET['id']) ? intval($_GET['id']) : 0;
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$data = str_replace('{id}', $id, $_CFG['erweima_wapurl']);
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//$size = '250x250';
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$logo = str_replace("..", ".", $_CFG['erweima_logo']); // 中间那logo图
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}
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$errorCorrectionLevel = 'L';//容错级别
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$matrixPointSize = 6;//生成图片大小
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//生成二维码图片
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QRcode::png($data, 'qrcode.png', $errorCorrectionLevel, $matrixPointSize, 2);
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$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, $logo_height);
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}
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//输出图片
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//imagepng($QR, 'helloweba.png');
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//echo '<img src="helloweba.png">';
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header('Content-type: image/png');
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imagepng($QR);
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imagedestroy($QR);
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exit;
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// 通过google api生成未加logo前的QR图，也可以自己使用RQcode类生成
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$png = 'http://chart.googleapis.com/chart?chs=' . $size . '&cht=qr&chl=' . urlencode($data) . '&chld=L|1&choe=UTF-8';
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$QR = imagecreatefrompng($png);
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if($logo !== FALSE)
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{
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$logo = imagecreatefromstring(file_get_contents($logo));
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$QR_width = imagesx($QR);
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$QR_height = imagesy($QR);
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$logo_width = imagesx($logo);
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$logo_height = imagesy($logo);
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$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 - $logo_qr_width) / 2;
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imagecopyresampled($QR, $logo, $from_width, $from_width, 0, 0, $logo_qr_width, $logo_qr_height, $logo_width, $logo_height);
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}
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header('Content-type: image/png');
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imagepng($QR);
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imagedestroy($QR);
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?>
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