73 lines
2.5 KiB
PHP
73 lines
2.5 KiB
PHP
|
<?php declare(strict_types=1);
|
||
|
|
|
||
|
|
namespace App\Captcha\Images;
|
||
|
|
|
||
|
|
use App\Captcha\Config\ImageHead as ImageHeadConfig;
|
||
|
|
use App\Captcha\Contracts\ImageLines;
|
||
|
|
use App\Captcha\Dto\Image as ImageDto;
|
||
|
|
use App\Captcha\Dto\ImageHead as ImageHeadDto;
|
||
|
|
use App\Captcha\Dto\Symbols;
|
||
|
|
use App\Captcha\Contracts\ImageHead;
|
||
|
|
use \App\Captcha\Contracts\Image as ImageContract;
|
||
|
|
use App\Captcha\Enums\SymbolType;
|
||
|
|
use App\Captcha\Contracts\ImageManager;
|
||
|
|
|
||
|
|
final class Head implements ImageHead
|
||
|
|
{
|
||
|
|
public function __construct(
|
||
|
|
private readonly ImageManager $imageManager,
|
||
|
|
private readonly ImageLines $imageLines
|
||
|
|
) { }
|
||
|
|
|
||
|
|
public function processing(Symbols $symbols, ImageHeadConfig $config): ImageHeadDto
|
||
|
|
{
|
||
|
|
$image = $this->imageManager->createImage($config->getWidth(), $config->getHeight());
|
||
|
|
$image->insertBackground($config->randomBackground());
|
||
|
|
|
||
|
|
$image = match ($symbols->getType()) {
|
||
|
|
SymbolType::String => $this->processingString($image, $symbols, $config),
|
||
|
|
};
|
||
|
|
if ($config->getNumberLines() > 0) {
|
||
|
|
$this->imageLines->processing(image: $image, colors: $config->getLineColors(), lines: $config->getNumberLines());
|
||
|
|
}
|
||
|
|
|
||
|
|
$image = new ImageDto(
|
||
|
|
imageBase64: $image->encode(),
|
||
|
|
width: $image->getWidth(),
|
||
|
|
height: $image->getHeight()
|
||
|
|
);
|
||
|
|
|
||
|
|
return new ImageHeadDto(image: $image);
|
||
|
|
}
|
||
|
|
|
||
|
|
private function processingString(ImageContract $image, Symbols $symbols, ImageHeadConfig $config): Image
|
||
|
|
{
|
||
|
|
$textLeftPadding = $config->getTextPaddingLeft();
|
||
|
|
$textTopPadding = $config->getTextPaddingTop();
|
||
|
|
$countSymbols = count($symbols->getSuccess());
|
||
|
|
$widthPrefix = $image->getWidth() - $textLeftPadding;
|
||
|
|
$imageHeight = $image->getHeight() - $textTopPadding;
|
||
|
|
|
||
|
|
foreach ($symbols->getSuccess() as $number => $symbol) {
|
||
|
|
$marginLeft = $textLeftPadding + $number * $widthPrefix / $countSymbols;
|
||
|
|
|
||
|
|
$image->addText(
|
||
|
|
text: $symbol,
|
||
|
|
x: intval($marginLeft),
|
||
|
|
y: $textTopPadding,
|
||
|
|
size: $this->randomFontSize($imageHeight),
|
||
|
|
angle: $config->randomAngle(),
|
||
|
|
hexColor: $config->randomFontColor(),
|
||
|
|
fontName: $config->randomFont()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $image;
|
||
|
|
}
|
||
|
|
|
||
|
|
private function randomFontSize(int $imageHeight): int
|
||
|
|
{
|
||
|
|
return mt_rand($imageHeight - 10, $imageHeight);
|
||
|
|
}
|
||
|
|
}
|