public function index()
{
$qrcode_width = intval($_GET['qw']);
$qrcode_height = intval($_GET['qh']);
$qrcode_type = trim($_GET['qt']);
$qrcode_content = trim($_GET['qc']);
$qrcode_logo = trim($_GET['ql']);
$hash = md5($qrcode_content . $qrcode_width . $qrcode_height . $qrcode_type . $qrcode_logo);
$map = array('hash' => $hash);
$one = D('qrcode')->field('file_path')->where($map)->find();
if ($one) {
$qrcode_file = $one['file_path'];
} else {
$file_dir = 'Uploads/' . date('Y') . '/' . date('m') . '/' . date('d');
mkdirs($file_dir);
$qrcode_file = $file_dir . '/' . $hash . '.png';
}
//$qrcode_content = htmlspecialchars_decode($qrcode_content);
if (!$one) {
qrcode($qrcode_file, $qrcode_content, $qrcode_logo, $qrcode_width, $qrcode_height, $qrcode_type);
//保存到数据库
$data = array('hash' => $hash, 'width' => $qrcode_width, 'height' => $qrcode_height, 'logo' => $qrcode_logo, 'content' => $qrcode_content, 'file_path' => $qrcode_file, 'dateline' => time());
D('qrcode')->add($data);
}
$qrcode_url = 'http://' . $_SERVER['HTTP_HOST'] . '/' . $qrcode_file;
//qrcode
$qrcode_href = 'http://' . $_SERVER['HTTP_HOST'] . '/qr.html?hash=' . $hash;
$this->assign('qrcode_width', $qrcode_width);
$this->assign('qrcode_height', $qrcode_height);
$this->assign('qrcode_url', $qrcode_url);
$this->assign('qrcode_href', $qrcode_href);
$this->display();
}
public function tcode()
{
$uid = I('uid');
$data = 'http://www.1dian.la/reg?s=' . $uid . '&type=home';
qrcode($data);
}
<?php
header("Content-type:image/png");
$width = 180;
$height = 180;
$data = $_GET['data'];
echo qrcode($width, $height, $data);
function qrcode($width, $height, $string)
{
$post_data = array();
$post_data['cht'] = 'qr';
$post_data['chs'] = $width . "x" . $height;
$post_data['chl'] = $string;
$post_data['choe'] = "UTF-8";
$url = "http://chart.apis.google.com/chart";
$data_Array = array();
foreach ($post_data as $key => $value) {
$data_Array[] = $key . '=' . $value;
}
$data = implode("&", $data_Array);
$ch = curl_init();
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$result = curl_exec($ch);
//echo "<img src =\"data:image/png;base64,".base64_encode($result)."\" >"; 注意，不写header的写法
return $result;
}
echo $cid;
?>
&id=<?php
echo $id;
?>
" target="_blank" onclick="download_count(<?php
echo $cid;
?>
,<?php
echo $id;
?>
);"><button type="button" class="btn btn-danger">点击下载</button></a>
</div>
<hr>
<div class="content_p" onmousemove="show_qrcode('img2','<?php
echo qrcode($downfile);
?>
')">
手机扫描下载：<!--<img src="<?php
echo R;
?>
images/icon/qr_code.png" >-->
<img id="img2" src="<?php
echo R;
?>
images/icon/qr_code.png" style=" position:relative; left:0px;" >
</div>
<?php
if ($content_pages) {
?>
/**
* 关注
* @access public
* @param array $info 用户信息
* @return void
*/
function subscribe_handler($info)
{
$access_token = get_access_token();
$openid = (string) $info['from'];
$url = "https://api.weixin.qq.com/cgi-bin/user/info?access_token={$access_token}&openid={$openid}";
$data = json_decode(file_get_contents($url), true);
$count = D("Account")->where("openid='{$openid}'")->count();
if ($count >= 1) {
return false;
}
$data['time'] = time();
$data['openid'] = $openid;
$data['no'] = '61308818' . date('YmdHis') . rand(0, 9);
$data['sum'] = $data['fill'] = $data['handsel'] = 0;
$uid = D("Account")->add($data);
import("ORG.Net.Http");
$qrcode = qrcode(U("Admin/Account/show", array("id" => $uid), true, false, true));
file_put_contents("./Public/qrcode/" . $data['no'] . '.jpg', Http::fsockopenDownload($qrcode));
//Http::curlDownload($qrcode, './Public/qrcode/'.$data['no'].'.jpg');
}