kly_api/base/lib_qr.php

<?php
defined('ONLY_ONLY_ONLY') or exit('Access Denied');
use Endroid\QrCode\Color\Color;
use Endroid\QrCode\Builder\Builder;
use Endroid\QrCode\Encoding\Encoding;
use Endroid\QrCode\ErrorCorrectionLevel\ErrorCorrectionLevelHigh;
use Endroid\QrCode\Label\Alignment\LabelAlignmentCenter;
use Endroid\QrCode\Label\Font\NotoSans;
use Endroid\QrCode\RoundBlockSizeMode\RoundBlockSizeModeMargin;
use Endroid\QrCode\Writer\PngWriter;

require_once WEB_PHY_ROOT."/base/composer/vendor/autoload.php";
function lib_qrbuild($png2jpg, $data, $savePath = ""){
    return lib_qrbuild_core($png2jpg, $data, $savePath);
}
function lib_qrbuild2($png2jpg, $data, $savePath, $size, $margin){
    return lib_qrbuild_core($png2jpg, $data, $savePath, $size, $margin);
}
function lib_qrbuild3($png2jpg, $data, $savePath, $foreColor, $backColor){
    return lib_qrbuild_core($png2jpg, $data, $savePath, 100, 4, $foreColor, $backColor);
}
function lib_qrbuild4($png2jpg, $data, $savePath, $label,$labelFont, $logPath){
    return lib_qrbuild_core($png2jpg, $data, $savePath, 100, 4, null, null,$label,$labelFont, $logPath);
}
function lib_qrbuild_core(
    $png2jpg,
    $data,
    $savePath = "",
    $size = 100,
    $margin = 4,
    $foreColor = null,
    $backColor = null,
    $label = null,
    $labelFont = null,
    $logPath = ""
) {
    $size=intval($size);
    if($size<6) $size=6;
    if($size>600) $size=600;
    $margin=intval($margin);
    if($margin<0) $margin=0;
    if($margin>20) $margin=20;
    $build = Builder::create()
        ->writer($png2jpg=="png"?new PngWriter():new PngWriter())
        ->writerOptions([])
        ->data($data)
        ->encoding(new Encoding('UTF-8'))
        ->errorCorrectionLevel(new ErrorCorrectionLevelHigh())
        ->size($size)
        ->margin($margin)
        ->foregroundColor($foreColor?$foreColor:new Color(0, 0, 0))
        ->backgroundColor($backColor?$backColor:new Color(255, 255, 255))
        ->roundBlockSizeMode(new RoundBlockSizeModeMargin());
    if(!empty($label)){
        $build->labelText($label)
        ->labelFont($labelFont?$labelFont:new NotoSans(14))
        ->labelAlignment(new LabelAlignmentCenter());
    }
    if(file_exists($logPath)){
        $build->logoPath($logPath);
    }   
    $result = $build->build();
    // echo $result->getString();
    if(!empty($savePath)){
        // Save it to a file
        $result->saveToFile($savePath);        
    }else{
        // base64 Generate a data URI to include image data inline (i.e. inside an <img> tag)
        return $result->getDataUri();    
    }    
}