mirror of
https://github.com/nuxsmin/sysPass.git
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122 lines
3.6 KiB
PHP
122 lines
3.6 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* sysPass
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*
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* @author nuxsmin
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* @link https://syspass.org
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* @copyright 2012-2024, Rubén Domínguez nuxsmin@$syspass.org
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*
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* This file is part of sysPass.
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*
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* sysPass is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* sysPass is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with sysPass. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace SP\Domain\Common\Providers;
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use GdImage;
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use SP\Domain\Core\Exceptions\InvalidImageException;
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use SP\Domain\Core\Exceptions\SPException;
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use SP\Domain\Core\PhpExtensionCheckerService;
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use SP\Domain\Image\Ports\ImageService;
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use SP\Infrastructure\File\FileHandler;
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use function SP\__u;
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use function SP\processException;
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/**
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* Class Image
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*/
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final class Image implements ImageService
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{
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private const IMAGE_WIDTH = 48;
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private const IMAGE_FONT = PUBLIC_PATH . '/vendor/fonts/NotoSans-Regular-webfont.ttf';
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private const TMP_PREFFIX = 'syspass';
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public function __construct(PhpExtensionCheckerService $checker)
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{
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$checker->checkCurl(true);
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}
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/**
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* @inheritDoc
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* @throws InvalidImageException
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* @throws SPException
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*/
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public function createThumbnail(string $image): string
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{
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$im = @imagecreatefromstring($image);
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if ($im === false) {
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throw InvalidImageException::error(__u('Invalid image'));
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}
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$width = imagesx($im) ?: self::IMAGE_WIDTH;
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$height = imagesy($im) ?: self::IMAGE_WIDTH;
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$newHeight = (int)floor($height * (self::IMAGE_WIDTH / $width));
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if (($tempImage = imagecreatetruecolor(self::IMAGE_WIDTH, $newHeight)) === false
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|| !imagecopyresized($tempImage, $im, 0, 0, 0, 0, self::IMAGE_WIDTH, $newHeight, $width, $height)
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) {
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throw SPException::error(__u('Unable to create image'));
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}
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return $this->createPngImage($tempImage);
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}
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/**
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* @throws SPException
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*/
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private function createPngImage(GdImage $gdImage): string
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{
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if (($tmpFile = tempnam(TMP_PATH, self::TMP_PREFFIX)) !== false
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&& imagepng($gdImage, $tmpFile)
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) {
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$file = new FileHandler($tmpFile);
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$out = base64_encode($file->readToString());
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$file->delete();
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return $out;
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}
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throw SPException::error(__u('Unable to create image'));
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}
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/**
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* @inheritDoc
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*/
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public function convertText(string $text): false|string
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{
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try {
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$width = strlen($text) * 10;
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if (($im = @imagecreatetruecolor($width, 30)) === false
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|| ($bgColor = imagecolorallocate($im, 245, 245, 245)) === false
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|| ($fgColor = imagecolorallocate($im, 128, 128, 128)) === false
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|| !imagefilledrectangle($im, 0, 0, $width, 30, $bgColor) ||
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!imagefttext($im, 10, 0, 10, 20, $fgColor, self::IMAGE_FONT, $text)
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) {
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throw SPException::error(__u('Unable to create image'));
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}
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return $this->createPngImage($im);
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} catch (SPException $e) {
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processException($e);
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return false;
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}
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}
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}
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