public static function generate($id, $width = 100, $height = 40)
{
$code = session::get("capcha_{$id}");
// If not set then font size will be 75% size of height or width
if (!self::$_font_size) {
if ($width > $height) {
self::$_font_size = $height * 0.75;
} else {
self::$_font_size = $width * 0.75;
}
}
// Create image
$image = imagecreate($width, $height) or die('Cannot initialize new GD image stream');
// set the colors
$background_color = imagecolorallocate($image, self::$_background_color[0], self::$_background_color[1], self::$_background_color[2]);
$text_color = imagecolorallocate($image, self::$_font_color[0], self::$_font_color[1], self::$_font_color[2]);
$noise_color = imagecolorallocate($image, self::$_noise_color[0], self::$_noise_color[1], self::$_noise_color[2]);
// Generate random dots in background
for ($i = 0; $i < $width * $height / 3; $i++) {
imagefilledellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
// Generate random lines in background
for ($i = 0; $i < $width * $height / 150; $i++) {
imageline($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color);
}
// create textbox and add text
$textbox = imagettfbbox(self::$_font_size, 0, self::$_font_file, $code) or die('Error in imagettfbbox function');
$x = ($width - $textbox[4]) / 2;
$y = ($height - $textbox[5]) / 2;
imagettftext($image, self::$_font_size, 0, $x, $y, $text_color, self::$_font_file, $code) or die('Error in imagettftext function');
// Output captcha image to browser
header('Content-Type:image/jpeg');
imagejpeg($image);
imagedestroy($image);
}
function verifyImage($type = 1, $length = 4, $pixel = 0, $line = 10, $sses_name = "verify")
{
// 创建画布
$width = 80;
$height = 28;
$image = imagecreatetruecolor($width, $height);
$white = imagecolorallocate($image, 255, 255, 255);
$balck = imagecolorallocate($image, 0, 0, 0);
// 用填充矩形填充画布
imagefilledrectangle($image, 1, 1, $width - 2, $height - 2, $white);
$chars = buildRandomString($type, $length);
$_SESSION[$sses_name] = $chars;
for ($i = 0; $i < $length; $i++) {
$size = mt_rand(14, 18);
$angle = mt_rand(-15, 15);
$x = 3 + $i * $size;
$y = mt_rand(18, 22);
$fontfile = "../fonts/" . "STFANGSO.TTF";
$color = imagecolorallocate($image, mt_rand(50, 90), mt_rand(80, 200), mt_rand(90, 180));
$text = substr($chars, $i, 1);
imagettftext($image, $size, $angle, $x, $y, $color, $fontfile, $text);
}
// 加点
for ($i = 0; $i < $pixel; $i++) {
imagesetpixel($image, mt_rand(0, $width - 1), mt_rand(0, $height - 1), $balck);
}
// 加直线
for ($i = 0; $i < $line; $i++) {
$color = imagecolorallocate($image, mt_rand(50, 90), mt_rand(80, 200), mt_rand(90, 180));
imageline($image, mt_rand(0, $width - 1), mt_rand(0, $height - 1), mt_rand(0, $width - 1), mt_rand(0, $height - 1), $color);
}
header("content-type:image/jpg");
imagegif($image);
imagedestroy($image);
}
function generateImage($certiImage, $posXString, $posYString, $posX2String, $posY2String, $valueString)
{
$certiPath = dirname(__FILE__);
$certiImage = imagecreatefromjpeg($certiPath . '/certi_images/' . $certiImage);
$color = imagecolorallocate($certiImage, 0, 0, 0);
//black
// $whiteBackground = imagecolorallocate($background, 255, 255, 255);
// $imagefill($certiImage,0,0,$whiteBackground);
$rotatedImage = imagerotate($certiImage, 90, $color);
//rotate certificate
$font = $certiPath . '/fonts/odstemplik.otf';
$posXArray = explode("::", $posXString);
$posYArray = explode("::", $posYString);
$posX2Array = explode("::", $posX2String);
$posY2Array = explode("::", $posY2String);
$valuesArray = explode("::", $valueString);
// error_log(print_r($valuesArray));
for ($i = 0; $i < sizeof($valuesArray); $i++) {
$lineWidth = $posYArray[$i] - $posY2Array[$i];
$font_size = 90;
do {
$p = imagettfbbox($font_size, 0, $font, $valuesArray[$i]);
$textWidth = $p[2] - $p[0];
$font_size--;
// error_log($textWidth);
} while ($textWidth >= $lineWidth);
$y = ($lineWidth - $textWidth) / 2;
imagettftext($rotatedImage, $font_size, 90, $posXArray[$i], $posYArray[$i] - $y, $color, $font, $valuesArray[$i]);
}
ob_start();
imagejpeg($rotatedImage);
$actual_image = base64_encode(ob_get_contents());
ob_end_clean();
return "data:image/png;base64," . $actual_image;
}
public function show_captcha()
{
if (session_id() == "") {
session_name("CAKEPHP");
session_start();
}
$vendor_path = App::path('Vendor');
$path = $vendor_path[0] . 'captcha';
$imgname = 'bg.jpg';
$imgpath = $path . DS . 'images' . DS . $imgname;
$captchatext = md5(time());
$captchatext = substr($captchatext, 0, 5);
$_SESSION['captcha'] = $captchatext;
if (file_exists($imgpath)) {
$im = imagecreatefromjpeg($imgpath);
$grey = imagecolorallocate($im, rand(1, 128), 128, 128);
$font = $path . DS . 'fonts' . DS . '3D_Noise.ttf';
imagettftext($im, 36, 0, 0, 55, $grey, $font, $captchatext);
header('Content-Type: image/jpeg');
header("Cache-control: private, no-cache");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
header("Pragma: no-cache");
imagejpeg($im);
imagedestroy($im);
ob_flush();
flush();
} else {
echo 'captcha error';
exit;
}
}
public function calcFontSizeAddText($text, $parts, $whole, $angle = 0)
{
$imgWidth = imagesx($this->image);
$imgHeight = imagesy($this->image);
if (strlen($text) > 0) {
$fontsize = $imgWidth / strlen($text);
$textBox = imagettfbbox($fontsize, 0, $this->font, $text);
/*
[0] lower left X coordinate
[1] lower left Y coordinate
[2] lower right X coordinate
[3] lower right Y coordinate
[4] upper right X coordinate
[5] upper right Y coordinate
[6] upper left X coordinate
[7] upper left Y coordinate
*/
$textBoxLowerLeftX = $textBox[0];
$textBoxLowerRightX = $textBox[2];
$textBoxLowerLeftY = $textBox[1];
$textBoxUpperLeftY = $textBox[7];
$textHeight = $textBoxUpperLeftY - $textBoxLowerLeftY;
$x = ceil(($imgWidth - $textBoxLowerRightX - $textBoxLowerLeftX) / 2);
$y = ($imgHeight / $whole - $textHeight / $whole) * $parts;
imagettftext($this->image, $fontsize, $angle, $x, $y, $this->color, $this->font, $text);
}
}
function smart_spam($code)
{
@putenv('GDFONTPATH=' . realpath('.'));
$font = 'FONT.TTF';
// antispam image height
$height = 40;
// antispam image width
$width = 110;
$font_size = $height * 0.6;
$image = @imagecreate($width, $height);
$background_color = @imagecolorallocate($image, 255, 255, 255);
$noise_color = @imagecolorallocate($image, 20, 40, 100);
/* add image noise */
for ($i = 0; $i < $width * $height / 4; $i++) {
@imageellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
/* render text */
$text_color = @imagecolorallocate($image, 20, 40, 100);
@imagettftext($image, $font_size, 0, 7, 29, $text_color, $font, $code) or die('Cannot render TTF text.');
//output image to the browser *//*
header('Content-Type: image/png');
@imagepng($image) or die('imagepng error!');
@imagedestroy($image);
exit;
}
function createCode($len = 4)
{
$width = 100;
$height = 50;
$size = 22;
//字体大小
$font = ROOT_PATH . '/static/font/arial.ttf';
//字体
$img = imagecreatetruecolor($width, $height);
//创建画布
$bgimg = imagecreatefromjpeg(ROOT_PATH . '/static/background/' . rand(1, 5) . '.jpg');
//生成背景图片
$bg_x = rand(0, 100);
//随机招贴画布起始X轴坐标
$bg_y = rand(0, 50);
//随机招贴画布起始Y轴坐标
imagecopy($img, $bgimg, 0, 0, $bg_x, $bg_y, $bg_x + $width, $bg_y + $height);
//把背景图片$bging粘贴的画布上
$str = $this->creaStr($len);
//字符串
for ($i = 0, $j = 5; $i < 4; $i++) {
$array = array(-1, 1);
$p = array_rand($array);
$an = $array[$p] * mt_rand(1, 10);
//扭曲角度
imagettftext($img, $size, $an, $j + 5, 34, imagecolorallocate($img, rand(0, 100), rand(0, 100), rand(0, 100)), $font, $str[$i]);
//生成验证字符窜
$j += 20;
}
cookie('captchacode', strtolower($str));
header('Content-type:image/png');
imagepng($img);
imagedestroy($img);
}
/**
* Create image from text (for captcha)
* @param int widht
* @param int height
* @param string text
* @param string Font (Arial)
* @param int fontsize
* @param string if not empty then save to file
* @param int randomline
*/
static function createImageTextKod($width, $height, $text, $TTFFile, $fontsize = 16, $file = '', $randomline = 2)
{
$img = imagecreate($width, $height);
$col = imagecolorallocate($img, 255, 255, 255);
$line = imagecolorallocate($img, 220, 220, 220);
for ($i = 5; $i < $width; $i = $i + $fontsize) {
imageline($img, $i, 0, $i, $height, $line);
}
for ($i = 5; $i < $height; $i = $i + $fontsize) {
imageline($img, 0, $i, $width, $i, $line);
}
$c[0] = imagecolorallocate($img, 20, 50, 235);
$c[1] = imagecolorallocate($img, 20, 220, 23);
$c[2] = imagecolorallocate($img, 220, 20, 23);
$c[3] = imagecolorallocate($img, 255, 120, 10);
$c[4] = imagecolorallocate($img, 120, 120, 140);
$c[5] = imagecolorallocate($img, 20, 130, 140);
$c[6] = imagecolorallocate($img, 120, 130, 40);
srand(time());
for ($i = 0; $i < $randomline; $i++) {
$color = $c[rand(0, 6)];
$y1 = rand(0, $height);
$y2 = rand(0, $height);
imageline($img, 0, $y1, $width, $y2, $color);
}
for ($i = 0; $i < strlen($text); $i++) {
$symb = substr($text, $i, 1);
$color = $c[rand(0, 6)];
$angle = rand(-15, 15);
$y = $fontsize + intval($fontsize / 2) + intval($fontsize / 5) + rand(-intval($fontsize / 2), intval($fontsize / 2)) + 1;
$x = $fontsize * $i + intval($fontsize / 2) + 1;
imagettftext($img, $fontsize, $angle, $x, $y, $color, $TTFFile, $symb);
}
imagejpeg($img, $file, 90);
}
function create_image()
{
// hash: là mật mã
$md5_hash = md5(rand(0, 999));
// rand phat sinh 1 số từ 0 - 999
// md5 sẽ mã hóa 1 số thành 1 số khác đến 32 ký tự
$security_code = substr($md5_hash, 15, 4);
// substr lấy 1 chuỗi con trong md5_hash, lấy từ ký tự thứ 15 và lấy 5 ký tự
$_SESSION['security_code'] = $security_code;
$width = 100;
//Khai báo kích thước captcha
$height = 30;
$image = imagecreate($width, $height);
$while = imagecolorallocate($image, 255, 255, 255);
$black = imagecolorallocate($image, 0, 0, 0);
$red = imagecolorallocate($image, 255, 255, 0);
imagefill($image, 0, 0, $black);
imagestring($image, 5, 30, 6, $security_code, $while);
// 5 font size
// 30 khoảng cách bên trái
//khoảng cách từ trên xuống
$captcha = imagecreatefrompng('captcha1.png');
$font = 'arial.ttf';
imagettftext($captcha, 23, 6, 20, 38, $black, $font, $security_code);
header("Content-Type:image/jpeg");
// chuyển trang web thành dạng hình jpg
imagejpeg($captcha);
//Tạo hình
imagedestroy($captcha);
// Hủy hình gốc vì đã tạo thành trang
}
/**
* 生成验证码
* @param int $width 验证码图片宽度.默认130
* @param int $height 验证码图片高度.默认40
* @param int $fontSize 验证码字体大小.默认20
* @param int $length 验证码字符个数.默认4
* @return string 验证码中的字符串
*/
public static function getCaptcha($width = '130', $height = '40', $fontSize = '20', $length = '4')
{
$chars = '0123456789abcdefghijklmnopqrstuvwxyz';
$randStr = substr(str_shuffle($chars), 0, $length);
$image = imagecreatetruecolor($width, $height);
// 定义背景色
$bgColor = imagecolorallocate($image, 0xff, 0xff, 0xff);
// 定义文字及边框颜色
$blackColor = imagecolorallocate($image, 0x0, 0x0, 0x0);
//生成矩形边框
imagefilledrectangle($image, 0, 0, $width, $height, $bgColor);
// 循环生成雪花点
for ($i = 0; $i < 200; $i++) {
$grayColor = imagecolorallocate($image, 128 + rand(0, 128), 128 + rand(0, 128), 128 + rand(0, 128));
imagesetpixel($image, rand(1, $width - 2), rand(4, $height - 2), $grayColor);
}
$font = ROOT_PATH . 'resources/fonts/acidic.ttf';
// 把随机字符串输入图片
$i = -1;
while (isset($randStr[++$i])) {
$fontColor = imagecolorallocate($image, rand(0, 100), rand(0, 100), rand(0, 100));
if (!function_exists('imagettftext')) {
imagechar($image, $fontSize, 15 + $i * 30, rand(5, 20), $randStr[$i], $fontColor);
} else {
imagettftext($image, $fontSize, 0, 10 + $i * 30, rand(25, 35), $fontColor, $font, $randStr[$i]);
}
}
imagepng($image);
$image = $bgColor = $blackColor = $grayColor = $fontColor = null;
return $randStr;
}
function create_captcha($time)
{
@session_start();
$image;
global $image;
$word_1 = '';
$word_2 = "";
for ($i = 0; $i < 4; $i++) {
$word_1 .= chr(rand(97, 122));
}
for ($i = 0; $i < 4; $i++) {
$word_2 .= chr(rand(97, 122));
}
$_SESSION['random_number'] = $word_1 . ' ' . $word_2;
$dir = './fonts/';
$image = imagecreatetruecolor(165, 50);
$font = "recaptchaFont.ttf";
// font style
$color = imagecolorallocate($image, 0, 0, 0);
// color
$white = imagecolorallocate($image, 255, 255, 255);
// background color white
imagefilledrectangle($image, 0, 0, 709, 99, $white);
imagettftext($image, 22, 0, 5, 30, $color, $dir . $font, $_SESSION['random_number']);
$_SESSION['count'] = $_SESSION['random_number'];
$_SESSION['captcha_string'] = $_SESSION['random_number'];
$images = glob("./style/captcha/*.png");
foreach ($images as $image_to_delete) {
@unlink($image_to_delete);
}
imagepng($image, "./style/captcha/" . $time . ".png");
//return array('image'=>$image,'count'=>$_SESSION['count']);
}
/**
* 添加文字水印
* @$word 水印文字
*/
public function text($word)
{
$textcolor = imagecolorallocate($this->info['image'], 255, 255, 255);
$font = 'msyh.ttf';
//imagestring($this->info['image'],2,40,40,$word,$textcolor);
imagettftext($this->info['image'], 14, 0, 20, 20, $textcolor, $font, $word);
}
public function createCaptcha()
{
$captcha = '';
$symbol = '0';
$width = 420;
$height = 70;
$font = 'fonts/bellb.ttf';
$fontsize = 20;
$captchaLength = rand(1, 1);
$im = imagecreatetruecolor($width, $height);
$bg = imagecolorallocatealpha($im, 0, 0, 0, 127);
imagefill($im, 0, 0, $bg);
for ($i = 0; $i < $captchaLength; $i++) {
$captcha .= $symbol[rand(0, strlen($symbol) - 1)];
$x = ($width - 20) / $captchaLength * $i + 10;
$x = rand($x, $x + 4);
$y = $height - ($height - $fontsize) / 2;
$curcolor = imagecolorallocate($im, rand(0, 100), rand(0, 100), rand(0, 100));
$angle = rand(-25, 25);
imagettftext($im, $fontsize, $angle, $x, $y, $curcolor, $font, $captcha[$i]);
}
session_start();
$_SESSION['captcha'] = $captcha;
header('Content-type: image/png');
imagepng($im);
imagedestroy($im);
}
/**
* [GetImage 生成验证码]
*/
public function GetImage()
{
$this->font_name = __DIR__ . DIRECTORY_SEPARATOR . $this->font_name;
$this->type = strtolower($this->type);
//转小写
$img = imagecreate($this->width, $this->height) or die("can't found GD Moudle!");
$bg = imagecolorallocate($img, rand(0, 100), rand(0, 100), rand(0, 100));
$font_color = imagecolorallocate($img, 255, 255, 255);
$str = $this->GetString();
$strinterval = floor($this->width / $this->char_num);
$pos_y = abs(floor($this->height / 2) + floor($this->font_size / 2));
if ($this->chinese) {
$str_arr = str_split($str, 3);
} else {
$str_arr = str_split($str);
}
$length = mb_strlen($str, "utf-8");
//输出文字
for ($i = 0; $i < $length; $i++) {
$font_color_rand = imagecolorallocate($img, rand(155, 255), rand(155, 255), rand(155, 255));
imagettftext($img, $this->font_size, rand(-25, 25), $strinterval * $i + 3, $pos_y, $font_color_rand, $this->font_name, $str_arr[$i]);
}
$this->CreateLine($img);
$this->CreatePixel($img);
$this->img = $img;
}
function thumbnailThis($ruta, $img, $c_nombr, $c_vig, $c_folio)
{
// Set the enviroment variable for GD
putenv('GDFONTPATH=' . realpath('.'));
$cardId = uniqid();
// Genera un ID único para el nombre de archivo
while (file_exists($ruta . '/cards/' . $cardId . ".jpg")) {
// Si el nombre existe, genera otro
$cardId = uniqid();
// unlink( $ruta.$img."_usuario.jpg" );
}
// Name the font to be used (note the lack of the .ttf extension)
$font = 'varela';
/*Dimensiones*/
$c_width = 1004;
$c_height = 1299;
$laImagen = $img . ".jpg";
$createdImg = imagecreatefromjpeg($ruta . $laImagen);
/*imagejpeg($createdImg,$ruta."hola.jpg",50);*/
$width = imagesx($createdImg);
$height = imagesy($createdImg);
$previous = imagecreatetruecolor($c_width, $c_height);
imagecopyresampled($previous, $createdImg, 0, 0, 0, 0, $c_width, $c_height, $width, $height);
/*Color en RGB*/
$text_color = imagecolorallocate($previous, 5, 5, 5);
/*imagestring($previous, 5, 5, 5, 'A Simple Text String', $text_color);*/
/*Texto para la imagen
Imagen, tamaño, ángulo, posX, posY, color, fuente, texto*/
imagettftext($previous, 20, 0, 130, 767, $text_color, $font, $c_nombr);
imagettftext($previous, 20, 0, 750, 767, $text_color, $font, $c_vig);
imagettftext($previous, 20, 0, 750, 875, $text_color, $font, $c_folio);
imagejpeg($previous, $ruta . '/cards/' . $cardId . ".jpg", 100);
return $ruta . '/cards/' . $cardId . ".jpg";
}
function getAuthImage($text)
{
$this->setpin($text);
$im_x = 160;
$im_y = 40;
$im = imagecreatetruecolor($im_x, $im_y);
$text_c = ImageColorAllocate($im, mt_rand(0, 100), mt_rand(0, 100), mt_rand(0, 100));
$tmpC0 = mt_rand(100, 255);
$tmpC1 = mt_rand(100, 255);
$tmpC2 = mt_rand(100, 255);
$buttum_c = ImageColorAllocate($im, $tmpC0, $tmpC1, $tmpC2);
imagefill($im, 16, 13, $buttum_c);
$font = PATH_SYS_PUBLIC . 'font-awesome/fonts/verdana.ttf';
for ($i = 0; $i < strlen($text); $i++) {
$tmp = substr($text, $i, 1);
$array = array(-1, 1);
$p = array_rand($array);
$an = $array[$p] * mt_rand(1, 10);
//角度
$size = 28;
imagettftext($im, $size, $an, 15 + $i * $size, 35, $text_c, $font, $tmp);
}
$distortion_im = imagecreatetruecolor($im_x, $im_y);
imagefill($distortion_im, 16, 13, $buttum_c);
for ($i = 0; $i < $im_x; $i++) {
for ($j = 0; $j < $im_y; $j++) {
$rgb = imagecolorat($im, $i, $j);
if ((int) ($i + 20 + sin($j / $im_y * 2 * M_PI) * 10) <= imagesx($distortion_im) && (int) ($i + 20 + sin($j / $im_y * 2 * M_PI) * 10) >= 0) {
imagesetpixel($distortion_im, (int) ($i + 10 + sin($j / $im_y * 2 * M_PI - M_PI * 0.1) * 4), $j, $rgb);
}
}
}
//加入干扰象素;
$count = 160;
//干扰像素的数量
for ($i = 0; $i < $count; $i++) {
$randcolor = ImageColorallocate($distortion_im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
imagesetpixel($distortion_im, mt_rand() % $im_x, mt_rand() % $im_y, $randcolor);
}
$rand = mt_rand(5, 30);
$rand1 = mt_rand(15, 25);
$rand2 = mt_rand(5, 10);
for ($yy = $rand; $yy <= +$rand + 2; $yy++) {
for ($px = -80; $px <= 80; $px = $px + 0.1) {
$x = $px / $rand1;
if ($x != 0) {
$y = sin($x);
}
$py = $y * $rand2;
imagesetpixel($distortion_im, $px + 80, $py + $yy, $text_c);
}
}
//设置文件头;
Header("Content-type: image/JPEG");
//以PNG格式将图像输出到浏览器或文件;
ImagePNG($distortion_im);
//销毁一图像,释放与image关联的内存;
ImageDestroy($distortion_im);
ImageDestroy($im);
}
function captcha($width, $height, $code)
{
$font = "./font/ChalkboardBold.ttf";
$font_size = 17;
$image = imagecreate($width, $height);
$background_color = imagecolorallocate($image, 255, 255, 255);
$text_color = imagecolorallocate($image, 20, 40, 100);
$noise_color = imagecolorallocate($image, 100, 120, 180);
for ($i = 0; $i < $width * $height / 3; $i++) {
imagefilledellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
for ($i = 0; $i < $width * $height / 150; $i++) {
imageline($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color);
}
$x = 3;
$y = 20;
imagettftext($image, $font_size, rand(-45, 45), $x, $y + rand() % 16, $text_color, $font, $code[0]);
imagettftext($image, $font_size, rand(-45, 45), $x + 23, $y + rand() % 16, $text_color, $font, $code[1]);
imagettftext($image, $font_size, rand(-45, 45), $x + 46, $y + rand() % 16, $text_color, $font, $code[2]);
imagettftext($image, $font_size, rand(-45, 45), $x + 69, $y + rand() % 16, $text_color, $font, $code[3]);
imagettftext($image, $font_size, rand(-45, 45), $x + 92, $y + rand() % 16, $text_color, $font, $code[4]);
imagettftext($image, $font_size, rand(-45, 45), $x + 115, $y + rand() % 16, $text_color, $font, $code[5]);
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
}
public function show()
{
$captchaText = strtoupper(substr(md5(microtime()), 0, 7));
$this->Session->write('captcha', $captchaText);
$image = imagecreate(190, 70);
$background = imagecolorallocate($image, 255, 255, 255);
$textColor = imagecolorallocatealpha($image, 0, 0, 0, 1);
$x = 5;
$y = 50;
for ($i = 0; $i < 3000; $i++) {
$fontSize = mt_rand(15, 28);
$text = substr($captchaText, $i, 1);
imagettftext($image, $fontSize, 0, $x, $y, $textColor, './impact.ttf', $text);
$x = $x + 17 + mt_rand(0, 10);
$y = mt_rand(40, 65);
imagesetpixel($image, rand() % 235, rand() % 85, 3000000);
}
$line_color = imagecolorallocate($image, 4, rand() % 110, rand() % 220);
for ($i = 0; $i < 10; $i++) {
imageline($image, 0, rand() % 50, 200, rand() % 120, $line_color);
}
header("Content-type: application/jpeg");
return imagejpeg($image);
imagedestroy($image);
}
/**
* Return captcha image
* @param number $maxChar
*/
public function generate($maxChar = 4)
{
// $characters = '23456789abcdefghjkmnpqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ';
$characters = 'ABCDEFGHKMNPQRST';
$captchaText = '';
for ($i = 0; $i < $maxChar; $i++) {
$captchaText .= $characters[rand(0, strlen($characters) - 1)];
}
strtoupper(substr(md5(microtime()), 0, 7));
\Session::put('captchaHash', \Hash::make($captchaText));
$image = imagecreate(30 * $maxChar, 35);
$background = imagecolorallocatealpha($image, 255, 255, 255, 1);
$textColor = imagecolorallocatealpha($image, 206, 33, 39, 1);
$x = 5;
$y = 20;
$angle = 0;
for ($i = 0; $i < 7; $i++) {
$fontSize = 16;
$text = substr($captchaText, $i, 1);
imagettftext($image, $fontSize, $angle, $x, $y, $textColor, public_path('/fonts/LibreBaskerville/librebaskerville-regular.ttf'), $text);
$x = $x + 17 + mt_rand(1, 10);
$y = mt_rand(18, 25);
$angle = mt_rand(0, 20);
}
header('Cache-Control: no-cache, no-store, max-age=0, must-revalidate');
header('Pragma: no-cache');
header('Content-type: image/jpeg');
imagejpeg($image, null, 100);
imagedestroy($image);
}
public function __construct($width = '120', $height = '40', $characters = '6')
{
$code = $this->generateCode($characters);
/* font size will be 75% of the image height */
$font_size = $height * 0.75;
$image = @imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
$background_color = imagecolorallocate($image, 255, 255, 255);
$text_color = imagecolorallocate($image, 20, 40, 100);
$noise_color = imagecolorallocate($image, 100, 120, 180);
/* generate random dots in background */
for ($i = 0; $i < $width * $height / 3; $i++) {
imagefilledellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
/* generate random lines in background */
for ($i = 0; $i < $width * $height / 150; $i++) {
imageline($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color);
}
/* create textbox and add text */
$textbox = imagettfbbox($font_size, 0, $this->font, $code) or die('Error in imagettfbbox function');
$x = ($width - $textbox[4]) / 2;
$y = ($height - $textbox[5]) / 2;
imagettftext($image, $font_size, 0, $x, $y, $text_color, $this->font, $code) or die('Error in imagettftext function');
/* output captcha image to browser */
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
/* @var $CI My_Controller */
$CI = get_instance();
$CI->session->set_userdata('security_code', $code);
}
function CaptchaSecurityImages($width = '120', $height = '40', $characters = '6')
{
$code = $this->generateCode($characters);
/* font size will be 75% of the image height */
$font_size = $height * 0.5;
$image = @imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
$background_color = imagecolorallocate($image, 20, 20, 20);
$text_color = imagecolorallocate($image, 230, 197, 89);
$noise_color = imagecolorallocate($image, 0, 0, 0);
/* generate random dots in background */
for ($i = 0; $i < $width * $height / 3; $i++) {
imagefilledellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
/* generate random lines in background */
/*for( $i=0; $i<($width*$height)/150; $i++ ) {
imageline($image, mt_rand(0,$width), mt_rand(0,$height), mt_rand(0,$width), mt_rand(0,$height), $noise_color);
}*/
/* create textbox and add text */
$textbox = imagettfbbox($font_size, 0, $this->font, $code) or die('Error in imagettfbbox function');
$x = ($width - $textbox[4]) / 2;
$y = ($height - $textbox[5]) / 2;
imagettftext($image, $font_size, 0, $x, $y, $text_color, $this->font, $code) or die('Error in imagettftext function');
/* output captcha image to browser */
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
$_SESSION['security_code'] = $code;
}
/**
*
* @param string $playername Minecraft player name
* @param resource $avatar the rendered avatar (for example player head)
*
* @param string $background Image Path or Standard Value
* @return resource the generated banner
*/
public static function player($playername, $avatar = NULL, $background = NULL)
{
$canvas = MinecraftBanner::getBackgroundCanvas(self::PLAYER_WIDTH, self::PLAYER_HEIGHT, $background);
$head_height = self::AVATAR_SIZE;
$head_width = self::AVATAR_SIZE;
$avater_x = self::PLAYER_PADDING;
$avater_y = self::PLAYER_HEIGHT / 2 - self::AVATAR_SIZE / 2;
if ($avatar == NULL) {
$avatar = imagecreatefrompng(__DIR__ . "/img/head.png");
imagesavealpha($avatar, true);
imagecopy($canvas, $avatar, $avater_x, $avater_y, 0, 0, $head_width, $head_height);
} else {
$head_width = imagesx($avatar);
$head_height = imagesy($avatar);
if ($head_width > self::AVATAR_SIZE) {
$head_width = self::AVATAR_SIZE;
}
if ($head_height > self::AVATAR_SIZE) {
$head_height = self::AVATAR_SIZE;
}
$center_x = $avater_x + self::AVATAR_SIZE / 2 - $head_width / 2;
$center_y = $avater_y + self::AVATAR_SIZE / 2 - $head_height / 2;
imagecopy($canvas, $avatar, $center_x, $center_y, 0, 0, $head_width, $head_height);
}
$box = imagettfbbox(self::TEXT_SIZE, 0, MinecraftBanner::FONT_FILE, $playername);
$text_width = abs($box[4] - $box[0]);
$text_color = imagecolorallocate($canvas, 255, 255, 255);
$remaining = self::PLAYER_WIDTH - self::AVATAR_SIZE - $avater_x - self::PLAYER_PADDING;
$text_posX = $avater_x + self::AVATAR_SIZE + $remaining / 2 - $text_width / 2;
$text_posY = $avater_y + self::AVATAR_SIZE / 2 + self::TEXT_SIZE / 2;
imagettftext($canvas, self::TEXT_SIZE, 0, $text_posX, $text_posY, $text_color, MinecraftBanner::FONT_FILE, $playername);
return $canvas;
}
function createImageData()
{
$rand_char = PhocaguestbookHelperCaptchaTTF::generateRandomChar(6);
$image_name = PhocaguestbookHelperCaptchaTTF::getRandomImage();
$image = @imagecreatefromjpeg($image_name);
$ttf[0] = JPATH_COMPONENT . DS . 'assets' . DS . 'captcha' . DS . 'fonts' . DS . 'essai.ttf';
// $ttf[1] = JPATH_COMPONENT . DS . 'assets'. DS . 'captcha'.DS. 'fonts'.DS. 'vera.ttf';
$ttf[1] = JPATH_COMPONENT . DS . 'assets' . DS . 'captcha' . DS . 'fonts' . DS . 'justus.ttf';
$i = 15;
$char_string = '';
foreach ($rand_char as $key => $value) {
$font_color = PhocaguestbookHelperCaptchaTTF::getRandomFontColor();
$position_x = PhocaguestbookHelperCaptchaTTF::getRandomPositionX($i);
$position_y = mt_rand(55, 80);
$font_size = mt_rand(20, 40);
$angle = mt_rand(-30, 30);
$rand_ttf = mt_rand(0, 1);
imagettftext($image, $font_size, $angle, $position_x, $position_y, ImageColorAllocate($image, $font_color[0], $font_color[1], $font_color[2]), $ttf[$rand_ttf], $value);
$i = $i + 37;
$char_string .= $value;
}
$image_data['outcome'] = $char_string;
//$rand_char;
$image_data['image'] = $image;
return $image_data;
}
public static function create()
{
$image = imagecreatetruecolor(100, 40) or die('cannot create canvas.<br>');
$red = imagecolorallocate($image, 255, 0, 0);
$green = imagecolorallocate($image, 0, 255, 0);
$blue = imagecolorallocate($image, 0, 0, 255);
$white = imagecolorallocate($image, 255, 255, 255);
$black = imagecolorallocate($image, 0, 0, 0);
imagefill($image, 0, 0, $white);
imagerectangle($image, 1, 1, 99, 39, $black);
$color = [$red, $green, $blue];
for ($i = 1; $i <= 100; $i++) {
imagesetpixel($image, mt_rand(2, 98), mt_rand(2, 38), $color[mt_rand(0, 2)]);
}
$source = "abcdefghigklmnopqrstuvwxyz0123456789ABCDEFGHIGKLMNOPQRSTUVWXYZ";
$first = $source[mt_rand(0, 61)];
$second = $source[mt_rand(0, 61)];
$third = $source[mt_rand(0, 61)];
$fourth = $source[mt_rand(0, 61)];
$_SESSION['captcha'] = $first . $second . $third . $fourth;
$font = dirname(dirname(__DIR__)) . '/../public/assets/fonts/SpicyRice.ttf';
imagettftext($image, 20, mt_rand(-20, 20), 10, 30, $blue, $font, $first);
imagettftext($image, 20, mt_rand(-20, 20), 30, 30, $blue, $font, $second);
imagettftext($image, 20, mt_rand(-20, 20), 50, 30, $blue, $font, $third);
imagettftext($image, 20, mt_rand(-20, 20), 70, 30, $blue, $font, $fourth);
return imagejpeg($image);
}
function guvenlik_resmi()
{
$sifre = substr(md5(rand(0, 999999999999)), -5);
if ($sifre) {
$this->session->set_userdata('koruma', $sifre);
$yukseklik = 62;
$genislik = 200;
$resim = ImageCreate($genislik, $yukseklik);
$siyah = ImageColorAllocate($resim, 0, 0, 0);
$kirmizi = ImageColorAllocate($resim, 182, 16, 99);
$beyaz = ImageColorAllocate($resim, 255, 255, 255);
ImageFill($resim, 0, 0, $beyaz);
$font = 'css/comic.ttf';
$font_boyut = 24;
$sM = 30;
$uM = 45;
//kullanımı
//resim adı, font boyutu, yazının açısı, yazının soldan margini, üstten margin, renk, font adı, şifrenin hangi digitinin yazılacağı bellirtiliyor
imagettftext($resim, $font_boyut, rand(-45, 45), $sMa = $sM, $uM, rand(0, 255), $font, $sifre[0]);
imagettftext($resim, $font_boyut, rand(-45, 45), $sM = $sMa + $sM, $uM, rand(0, 255), $font, $sifre[1]);
imagettftext($resim, $font_boyut, rand(-45, 45), $sM = $sMa + $sM, $uM, rand(0, 255), $font, $sifre[2]);
imagettftext($resim, $font_boyut, rand(-45, 45), $sM = $sMa + $sM, $uM, rand(0, 255), $font, $sifre[3]);
imagettftext($resim, $font_boyut, rand(-45, 45), $sM = $sMa + $sM, $uM, rand(0, 255), $font, $sifre[4]);
//ImageRectangle($resim, 0, 0, $genislik-1, $yukseklik-1, $kirmizi);
imageline($resim, 0, $yukseklik / 2, $genislik, $yukseklik / 2, $kirmizi);
imageline($resim, $genislik / 2, 0, $genislik / 2, $yukseklik, $kirmizi);
header("Content-Type: image/png");
ImagePng($resim);
ImageDestroy($resim);
}
exit;
}
/**
* 2015-12-08
* Точка отсчёта системы координат [0, 0] — это самая левая верхняя точка холста.
* Далее кординаты увеличиваются вниз и вправо.
* @override
* @see \Df\GoogleFont\Fonts\Png::draw()
* @used-by \Df\GoogleFont\Fonts\Png::image()
* @param resource $image
* @return void
*/
protected function draw($image)
{
$r = imagefill($image, 0, 0, $this->colorAllocateAlpha($image, $this->bgColor()));
df_assert($r);
$r = imagettftext($image, $this->fontSize(), 0, $this->marginLeft(), $this->height() - abs($this->contentBottomY()), $this->colorAllocateAlpha($image, $this->fontColor()), $this->ttfPath(), $this->text());
df_assert($r);
}
public function index()
{
$code = substr(sha1(mt_rand()), 17, 6);
$this->session->set_userdata('captcha_code', $code);
$width = '120';
$height = '40';
$font = APPPATH . 'modules/contact/assets/fonts/monofont.ttf';
$font_size = $height * 0.75;
$image = @imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
$background_color = imagecolorallocate($image, 255, 255, 255);
$text_color = imagecolorallocate($image, 20, 40, 100);
$noise_color = imagecolorallocate($image, 100, 120, 180);
/* generate random dots in background */
for ($i = 0; $i < $width * $height / 3; $i++) {
imagefilledellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
/* generate random lines in background */
for ($i = 0; $i < $width * $height / 150; $i++) {
imageline($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color);
}
/* create textbox and add text */
$textbox = imagettfbbox($font_size, 0, $font, $code) or die('Error in imagettfbbox function');
$x = ($width - $textbox[4]) / 2;
$y = ($height - $textbox[5]) / 2;
imagettftext($image, $font_size, 0, $x, $y, $text_color, $font, $code) or die('Error in imagettftext function');
/* output captcha image to browser */
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
}
public function generate()
{
imagesavealpha($this->_owner->image, true);
imagealphablending($this->_owner->image, true);
$width = $this->_owner->getImageWidth();
$height = $this->_owner->getImageHeight();
$white = $this->_owner->imagecolorallocate($this->_text_color);
$data = array();
$total_width = 0;
for ($x = 0; $x < strlen($this->_text); $x++) {
$data[$x]['text'] = $this->_text[$x];
$data[$x]['font'] = $this->_arr_ttf_font[rand(0, count($this->_arr_ttf_font) - 1)];
$data[$x]['size'] = rand($this->_text_size, $this->_text_size + $this->_text_size_random);
$data[$x]['angle'] = $this->_text_angle_random / 2 - rand(0, $this->_text_angle_random);
$captcha_dimensions = imagettfbbox($data[$x]['size'], $data[$x]['angle'], $data[$x]['font'], $data[$x]['text']);
$data[$x]['width'] = abs($captcha_dimensions[2]) + $this->_text_spacing;
$data[$x]['height'] = abs($captcha_dimensions[5]);
$total_width += $data[$x]['width'];
}
$x_offset = ($width - $total_width) / 2;
$x_pos = 0;
$y_pos = 0;
foreach ($data as $ld) {
$y_pos = ($height + $ld['height']) / 2;
imagettftext($this->_owner->image, $ld['size'], $ld['angle'], $x_offset + $x_pos, $y_pos, $white, $ld['font'], $ld['text']);
$x_pos += $ld['width'];
}
return true;
}
/**
* @param $text
* @return resource
*/
private function createImage($text)
{
if (!is_string($text) || trim($text) == '') {
$text = 'ERROR';
}
// Create an image from captchaBackground.png
$image = imagecreatefrompng(realpath('bundles/comun/images/captchaBackground.png'));
// Set the font colour
$colour = imagecolorallocate($image, 183, 178, 152);
// Set the font
//$font = '../fonts/Anorexia.ttf';
$font = realpath('bundles/comun/fonts/Anorexia.ttf');
// Set a random integer for the rotation between -15 and 15 degrees
$rotate = rand(-15, 15);
// Create an image using our original image and adding the detail
imagettftext($image, 14, $rotate, 18, 30, $colour, $font, $text);
// Output the image as a png
//imagepng($image);
/*return new Response(
$captchaText,
200,
array(
'Content-Type' => 'image/png',
'Cache-Control' => 'no-cache'
)
);*/
return $image;
}
function _qmd_img_list($pic_path = '', $user_uid = 0, $user_face = '', $topic_content = '', $topic_dateline)
{
header("Content-type: image/png");
$bg = imagecreatefromjpeg($pic_path);
$white = imagecolorallocate($bg, 00, 00, 00);
$content = str_split($topic_content, 40);
$content = array_iconv($this->Config['charset'], 'utf-8', $content);
$topic_url = $this->Config['site_url'];
$topic_date = array_iconv($this->Config['charset'], 'utf-8', $topic_dateline . ' | ' . '记事狗微博');
imagettftext($bg, 9, 0, 130, 25, $white, "images/simsun.ttc", $content[0]);
imagettftext($bg, 9, 0, 130, 45, $white, "images/simsun.ttc", $content[1]);
imagettftext($bg, 9, 0, 130, 70, $white, "images/simsun.ttc", $topic_date);
imagettftext($bg, 9, 0, 218, 90, $white, "images/simsun.ttc", $topic_url);
$dst_im = imagecreatefromjpeg($bg);
$dst_info = getimagesize($bg);
$src = $user_face;
$src_im = imagecreatefromjpeg($src);
$src_info = getimagesize($src);
$dst_x = 20;
$dst_y = 12;
$src_x = 0;
$src_y = 0;
$src_w = $src_info[0];
$src_h = $src_info[1];
$alpha = 100;
imagecopymerge($bg, $src_im, $dst_x, $dst_y, $src_x, $src_y, $src_w, $src_h, $alpha);
$image_path = RELATIVE_ROOT_PATH . 'images/qmd/' . face_path(MEMBER_ID);
if (!is_dir($image_path)) {
jio()->MakeDir($image_path);
}
$image_file = $image_path . MEMBER_ID . '_o.png';
imagepng($bg, $image_file);
imagedestroy($bg);
return $image_file;
}
