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适配php8
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@kiss291323003
kiss291323003 committed Jan 30, 2023
1 parent 5c695cc commit aa5487f
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Showing 2 changed files with 65 additions and 110 deletions.
30 changes: 5 additions & 25 deletions src/Config.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,6 @@ class Config extends SplBean
public $imageH = null; // 图片高度
public $fonts = []; // 额外字体
public $fontSize = 25; // 字体大小
public $length = 4; // 生成位数
public $mime = MIME::PNG; // 设置类型
public $temp = '/tmp'; // 设置缓存目录

Expand Down Expand Up @@ -147,14 +146,16 @@ public function setImageHeight($imageH)
* @param array|string $fonts
* @return Config
*/
public function setFonts($fonts)
public function addFonts($fonts)
{
if (is_string($fonts)) array_push($this->fonts, $fonts);
if (is_string($fonts)) {
$this->fonts[] = $fonts;
}
if (is_array($fonts) && !empty($fonts)) {
if (empty($this->fonts)) {
$this->fonts = $fonts;
} else {
array_merge($this->fonts, $fonts);
$this->fonts = array_merge($this->fonts, $fonts);
}
}
return $this;
Expand All @@ -171,27 +172,6 @@ public function setFontSize($fontSize)
return $this;
}

/**
* 设置验证码长度
* @param int $length
* @return Config
*/
public function setLength($length)
{
$this->length = intval($length);
return $this;
}

/**
* 获取配置值
* @param $name
* @author : evalor <[email protected]>
* @return mixed
*/
public function __get($name)
{
return $this->$name;
}

/**
* 十六进制转RGB
Expand Down
145 changes: 60 additions & 85 deletions src/VerifyCode.php
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Original file line number Diff line number Diff line change
Expand Up @@ -7,89 +7,75 @@
*/
class VerifyCode
{
protected $conf;
protected Config $conf;
protected $imInstance;
private int $length;

/**
* VerifyCode constructor.
* @param null $options
*/
public function __construct($options = null)
protected mixed $useFont;

public function __construct(Config $option = null)
{
// 传入了配置则使用配置文件
$this->conf = $options instanceof Config ? $options : new Config;
$assetsPath = __DIR__ . '/assets/';

// 合并字体库
$fonts = $this->loadFonts($assetsPath . 'ttf/');
if ($this->fonts) $fonts = array_merge($fonts, $this->fonts);

// 初始化配置项
$this->useFont || $this->useFont = $fonts[array_rand($fonts)];
$this->imageL || $this->imageL = $this->length * $this->fontSize * 1.5 + $this->fontSize / 2;
$this->imageH || $this->imageH = $this->fontSize * 2;
$this->fontColor || $this->fontColor = [mt_rand(1, 150), mt_rand(1, 150), mt_rand(1, 150)];
$this->backColor || $this->backColor = [255, 255, 255];
if($option == null){
$this->conf = new Config();
}else{
$this->conf = $option;
}

if($this->conf->useFont){
$this->useFont = $this->conf->useFont;
}else{
$assetsPath = __DIR__ . '/assets/';
$fonts = $this->loadFonts($assetsPath . 'ttf/');
$this->conf->addFonts($fonts);
$fonts = $this->conf->fonts;
$this->useFont = $fonts[array_rand($fonts)];
}

$this->conf->fontColor || $this->conf->fontColor = [mt_rand(1, 150), mt_rand(1, 150), mt_rand(1, 150)];
$this->conf->backColor || $this->conf->backColor = [255, 255, 255];
}

/**
* 画验证码
* @author : evalor <[email protected]>
* @param string $Code 画指定的验证码
* @return Result
*/
function DrawCode($Code = null)

function drawCode(string $code): Result
{
// 如果传入了验证码则要重置参数
if (!is_null($Code)) {
$this->length = strlen($Code);
$this->imageL || $this->imageL = $this->length * $this->fontSize * 1.5 + $this->fontSize / 2;
$this->imageH || $this->imageH = $this->fontSize * 2;
} else {
$Code = substr(str_shuffle($this->charset), 0, $this->length);
}
$codeLen = strlen($code);
$this->conf->imageL = $codeLen * $this->conf->fontSize * 1.5 + $this->conf->fontSize / 2;
$this->conf->imageH = $this->conf->fontSize * 2;


$Code = strval($Code);

// 创建空白画布
$this->imInstance = imagecreate((int)$this->imageL, (int)$this->imageH);
$this->imInstance = imagecreate((int)$this->conf->imageL, (int)$this->conf->imageH);
// 设置背景颜色
$this->backColor = imagecolorallocate($this->imInstance, $this->backColor[0], $this->backColor[1], $this->backColor[2]);
$this->conf->backColor = imagecolorallocate($this->imInstance, $this->conf->backColor[0], $this->conf->backColor[1], $this->conf->backColor[2]);
// 设置字体颜色
$this->fontColor = imagecolorallocate($this->imInstance, $this->fontColor[0], $this->fontColor[1], $this->fontColor[2]);
$this->conf->fontColor = imagecolorallocate($this->imInstance, $this->conf->fontColor[0], $this->conf->fontColor[1], $this->conf->fontColor[2]);
// 画干扰噪点
if ($this->useNoise) $this->writeNoise();
if ($this->conf->useNoise) $this->writeNoise();
// 画干扰曲线
if ($this->useCurve) $this->writeCurve();
if ($this->conf->useCurve) $this->writeCurve();

// 绘验证码
$codeNX = 0; // 验证码第N个字符的左边距
for ($i = 0; $i < $this->length; $i++) {
$codeNX += mt_rand($this->fontSize * 1.2, $this->fontSize * 1.4);
for ($i = 0; $i < $codeLen; $i++) {
$codeNX += mt_rand($this->conf->fontSize * 1.2, $this->conf->fontSize * 1.4);
// 写一个验证码字符
imagettftext($this->imInstance, $this->fontSize, mt_rand(-50, 50), $codeNX, (int)($this->fontSize * 1.5), $this->fontColor, $this->useFont, $Code[$i]);
imagettftext($this->imInstance, $this->conf->fontSize, mt_rand(-50, 50), $codeNX, (int)($this->conf->fontSize * 1.5), $this->conf->fontColor, $this->useFont, $code[$i]);
}

// 输出验证码结果集
$this->temp = rtrim(str_replace('\\', '/', $this->temp), '/') . '/';
$this->conf->temp = rtrim(str_replace('\\', '/', $this->conf->temp), '/') . '/';
mt_srand();
$func = 'image' . MIME::getExtensionName($this->mime);
$func = 'image' . MIME::getExtensionName($this->conf->mime);
ob_start();
$func($this->imInstance);
$file = ob_get_contents();
ob_end_clean();
imagedestroy($this->imInstance);
return new Result($file, $Code, $this->mime);
return new Result($file, $code, $this->conf->mime);
}

/**
* 加载字体资源文件
* @param $fontsPath
* @author : evalor <[email protected]>
* @return array
*/
private function loadFonts($fontsPath)

private function loadFonts($fontsPath): array
{
$dir = dir($fontsPath);
$fonts = [];
Expand All @@ -106,14 +92,14 @@ private function loadFonts($fontsPath)
* 画干扰杂点
* @author : evalor <[email protected]>
*/
private function writeNoise()
private function writeNoise(): void
{
$codeSet = '2345678abcdefhijkmnpqrstuvwxyz';
for ($i = 0; $i < 10; $i++) {
$noiseColor = imagecolorallocate($this->imInstance, mt_rand(150, 225), mt_rand(150, 225), mt_rand(150, 225));
for ($j = 0; $j < 5; $j++) {
// 绘杂点
imagestring($this->imInstance, 5, mt_rand(-10, $this->imageL), mt_rand(-10, $this->imageH), $codeSet[mt_rand(0, 29)], $noiseColor);
imagestring($this->imInstance, 5, mt_rand(-10, (int)$this->conf->imageL), mt_rand(-10, (int)$this->conf->imageH), $codeSet[mt_rand(0, 29)], $noiseColor);
}
}
}
Expand All @@ -122,56 +108,45 @@ private function writeNoise()
* 画干扰曲线
* @author : evalor <[email protected]>
*/
private function writeCurve()
private function writeCurve(): void
{
$px = $py = 0;
// 曲线前部分
$A = mt_rand(1, $this->imageH / 2); // 振幅
$b = mt_rand(-$this->imageH / 4, $this->imageH / 4); // Y轴方向偏移量
$f = mt_rand(-$this->imageH / 4, $this->imageH / 4); // X轴方向偏移量
$T = mt_rand($this->imageH, $this->imageL * 2); // 周期
$A = mt_rand(1, $this->conf->imageH / 2); // 振幅
$b = mt_rand(-$this->conf->imageH / 4, $this->conf->imageH / 4); // Y轴方向偏移量
$f = mt_rand(-$this->conf->imageH / 4, $this->conf->imageH / 4); // X轴方向偏移量
$T = mt_rand($this->conf->imageH, $this->conf->imageL * 2); // 周期
$w = (2 * M_PI) / $T;
$px1 = 0; // 曲线横坐标起始位置
$px2 = mt_rand($this->imageL / 2, $this->imageL * 0.8); // 曲线横坐标结束位置
$px2 = mt_rand($this->conf->imageL / 2, $this->conf->imageL * 0.8); // 曲线横坐标结束位置
for ($px = $px1; $px <= $px2; $px = $px + 1) {
if (0 != $w) {
$py = $A * sin($w * $px + $f) + $b + $this->imageH / 2; // y = Asin(ωx+φ) + b
$i = (int)($this->fontSize / 5);
$py = $A * sin($w * $px + $f) + $b + $this->conf->imageH / 2; // y = Asin(ωx+φ) + b
$i = (int)($this->conf->fontSize / 5);
while ($i > 0) {
// 这里(while)循环画像素点比imagettftext和imagestring用字体大小一次画出（不用这while循环）性能要好很多
imagesetpixel($this->imInstance, $px + $i, $py + $i, $this->fontColor);
imagesetpixel($this->imInstance, $px + $i, $py + $i, $this->conf->fontColor);
$i--;
}
}
}
// 曲线后部分
$A = mt_rand(1, $this->imageH / 2); // 振幅
$f = mt_rand(-$this->imageH / 4, $this->imageH / 4); // X轴方向偏移量
$T = mt_rand($this->imageH, $this->imageL * 2); // 周期
$A = mt_rand(1, $this->conf->imageH / 2); // 振幅
$f = mt_rand(-$this->conf->imageH / 4, $this->conf->imageH / 4); // X轴方向偏移量
$T = mt_rand($this->conf->imageH, $this->conf->imageL * 2); // 周期
$w = (2 * M_PI) / $T;
$b = $py - $A * sin($w * $px + $f) - $this->imageH / 2;
$b = $py - $A * sin($w * $px + $f) - $this->conf->imageH / 2;
$px1 = $px2;
$px2 = $this->imageL;
$px2 = $this->conf->imageL;
for ($px = $px1; $px <= $px2; $px = $px + 1) {
if (0 != $w) {
$py = $A * sin($w * $px + $f) + $b + $this->imageH / 2; // y = Asin(ωx+φ) + b
$i = (int)($this->fontSize / 5);
$py = $A * sin($w * $px + $f) + $b + $this->conf->imageH / 2; // y = Asin(ωx+φ) + b
$i = (int)($this->conf->fontSize / 5);
while ($i > 0) {
imagesetpixel($this->imInstance, $px + $i, $py + $i, $this->fontColor);
imagesetpixel($this->imInstance, $px + $i, $py + $i, $this->conf->fontColor);
$i--;
}
}
}
}

function __get($name)
{
return $this->conf->$name;
}

function __set($name, $value)
{
$this->conf->$name = $value;
}

}

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