function write_multiline_text($image, $font_size, $color, $font, $text, $start_x, $start_y, $max_width)
{
//split the string
//build new string word for word
//check everytime you add a word if string still fits
//otherwise, remove last word, post current string and start fresh on a new line
$words = explode(" ", $text);
$string = "";
$tmp_string = "";
for ($i = 0; $i < count($words); $i++) {
$tmp_string .= $words[$i] . " ";
//check size of string
$dim = imagettfbbox($font_size, 0, $font, $tmp_string);
if ($dim[4] < $max_width) {
$string = $tmp_string;
} else {
$i--;
$tmp_string = "";
imagettftext($image, 11, 0, $start_x, $start_y, $color, $font, $string);
$string = "";
$start_y += 40;
//change this to adjust line-height. Additionally you could use the information from the "dim" array to automatically figure out how much you have to "move down"
}
}
imagettftext($image, 11, 0, $start_x, $start_y, $color, $font, $string);
//"draws" the rest of the string
}
public function generate()
{
imagesavealpha($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 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 $canvas;
}
function create_error($text)
{
$text = $text;
$size = "8";
$font = "classes/fonts/trebuchet.ttf";
$TextBoxSize = imagettfbbox($size, 0, $font, preg_replace("/\\[br\\]/is", "\r\n", $text));
$TxtBx_Lwr_L_x = $TextBoxSize[0];
$TxtBx_Lwr_L_y = $TextBoxSize[1];
$TxtBx_Lwr_R_x = $TextBoxSize[2];
$TxtBx_Lwr_R_y = $TextBoxSize[3];
$TxtBx_Upr_R_x = $TextBoxSize[4];
$TxtBx_Upr_R_y = $TextBoxSize[5];
$TxtBx_Upr_L_x = $TextBoxSize[6];
$TxtBx_Upr_L_y = $TextBoxSize[7];
$width = max($TxtBx_Lwr_R_x, $TxtBx_Upr_R_x) - min($TxtBx_Lwr_L_x, $TxtBx_Upr_L_x);
$height = max($TxtBx_Lwr_L_y, $TxtBx_Lwr_R_y) - min($TxtBx_Upr_R_y, $TxtBx_Upr_L_y);
$x = -min($TxtBx_Upr_L_x, $TxtBx_Lwr_L_x);
$y = -min($TxtBx_Upr_R_y, $TxtBx_Upr_L_y);
$img = imagecreate($width + 2, $height + 1);
// Only PHP-Version 4.3.2 or higher
if (function_exists('imageantialias')) {
imageantialias($img, FALSE);
}
$white = imagecolorallocate($img, 255, 255, 255);
$black = imagecolorallocate($img, 0, 0, 0);
imagecolortransparent($img, $white);
ImageTTFText($img, $size, 0, $x, $y, $black, $font, preg_replace("/<br>/is", "\r\n", $text));
header("Content-Type: image/png");
ImagePNG($img);
ImageDestroy($img);
exit;
}
public function __construct($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);
}
/**
* Generate captcha
*
* @param integer $characters Amount of characters to draw
* @param integer $width
* @param integer $height
*/
public function __construct($characters = 10, $width = 140, $height = 24)
{
if (!file_exists($this->font)) {
throw new RuntimeException("Font " . $this->font . " is missing. Can't proceed.");
}
$this->code = $this->generateCode($characters);
/* font size will be 75% of the image height */
$font_size = $height * 0.7;
$image = imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
$noise_color = imagecolorallocate($image, 255, 255, 255);
$text_color = imagecolorallocate($image, 44, 44, 44);
$text_color2 = imagecolorallocate($image, 244, 1, 1);
$line_color = imagecolorallocate($image, 244, 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, $noise_color);
}
/* generate random lines in background of text */
for ($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, $this->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, $this->code) or die('Error in imagettftext function');
imagettftext($image, $font_size, 0, $x + 1, $y + 1, $text_color2, $this->font, substr($this->code, 0, 4));
imagettftext($image, $font_size + 2, 0, $width - 50, 20, $line_color, $this->font, substr($this->code, -3));
$this->image = $image;
}
public static function generate($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($image);
}
function text($image, $text)
{
//create resource from image page
$image = imagecreatefromjpeg($image);
$font = __DIR__ . '/fonts/Roboto-Light.ttf';
//leftmost side of image
$leftX = 0;
//width of image
$rightX = imagesx($image);
//half the height of the image
$leftY = imagesy($image) / 2;
//high with padding added for text height, scaled
$rightY = $leftY - 0.04 * imagesy($image);
//create rgb(0, 0, 0) with 0.75 alpha for opacity for box background
$black = imagecolorallocatealpha($image, 0, 0, 0, 75);
//create rgb(255, 255, 255) for text color
$whiteText = imagecolorallocate($image, 255, 255, 255);
//add rectangle
imagefilledrectangle($image, $leftX, $leftY, $rightX, $rightY, $black);
//get bounding box for text
$boundingBox = imagettfbbox(0.03 * imagesy($image), 0, $font, $text);
//calculate leftmost x position for text placement to be in center
$x = ($rightX - ($boundingBox[0] + $boundingBox[2])) / 2;
//add text to image in box
imagettftext($image, 0.03 * imagesy($image), 0, $x, $leftY - $leftY * 0.015, $whiteText, $font, $text);
//save new image with text as jpeg
imagejpeg($image, __DIR__ . "/cache/image.jpg");
//get image data
$fileData = file_get_contents(__DIR__ . "/cache/image.jpg");
//remove image from memory and remove from disk
imagedestroy($image);
unlink(__DIR__ . '/cache/image.jpg');
//return jpeg data
return $fileData;
}
function genImage($width, $height, $fontsize, $font_path, $bg_color_str, $txt_color_str)
{
header("Content-Type: image/png");
// Create a new image resource
$img = imagecreatetruecolor($width, $height);
$bgColorArry = getRGB($bg_color_str);
$txtColorArry = getRGB($txt_color_str);
// Set default color values if the passed background- or textcolor is invalid.
if (!$txtColorArry) {
$txtColorArry = array("r" => 150, "g" => 150, "b" => 150);
}
if (!$bgColorArry) {
$bgColorArry = array("r" => 204, "g" => 204, "b" => 204);
}
// define the color of the background and text color
$bg_color = imagecolorallocate($img, $bgColorArry["r"], $bgColorArry["g"], $bgColorArry["b"]);
$txt_color = imagecolorallocate($img, $txtColorArry["r"], $txtColorArry["g"], $txtColorArry["b"]);
// fill the image with the background color
imagefill($img, 0, 0, $bg_color);
// The actual text to be written. E.g. "1280x720"
$image_text = $width . "x" . $height;
// calculate the x and y coordinate of the text so that it renders it at the center of the image.
$bbox = imagettfbbox($fontsize, 0, $font_path, $image_text);
$text_x = $bbox[0] + imagesx($img) / 2 - $bbox[4] / 2;
$text_y = $bbox[1] + imagesy($img) / 2 - $bbox[5] / 2;
// draw the text at the calculated x and y value with the desired color
imagettftext($img, $fontsize, 0, $text_x, $text_y, $txt_color, $font_path, $image_text);
// output the image to the browser.
imagepng($img);
// free the used resources
imagedestroy($img);
}
/**
* Generates a Mediabird captcha image and reads it back to the client
* @param int $width Width of image
* @param int $height Height of image
* @param int $characters Amount of characters to present
*/
function MediabirdCaptchaImages($width = '120', $height = '40', $characters = '5')
{
$code = $this->generateCode($characters);
/* font size will be 75% of the image height */
$font_size = $height * 0.65;
$image = imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
$background_color = imagecolorallocate($image, 228, 228, 228);
$text_color = imagecolorallocate($image, 96, 88, 143);
$noise_color = imagecolorallocate($image, 154, 150, 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 - $textbox[5]) / 2 - 3;
imagettftext($image, $font_size, 0, $x, $y, $text_color, $this->font, $code) or die('Error in imagettftext function');
/* output captcha image to browser */
header('Content-Type: image/png');
imagepng($image);
imagedestroy($image);
$this->code = $code;
}
function showImage($width = '120', $height = '40')
{
/* 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, 0, 0, 0);
$noise_color = imagecolorallocate($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, $this->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, $this->code) or die('Error in imagettftext function');
/* output captcha image to browser */
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
}
function captcha($mot)
{
$size = 64;
$marge = 15;
$font = '../fonts/angelina.ttf';
$matrix_blur = array(array(1, 1, 1), array(1, 1, 1), array(1, 1, 1));
$box = imagettfbbox($size, 0, $font, $mot);
$largeur = $box[2] - $box[0];
$hauteur = $box[1] - $box[7];
$largeur_lettre = round($largeur / strlen($mot));
$img = imagecreate($largeur + $marge, $hauteur + $marge);
$blanc = imagecolorallocate($img, 255, 255, 255);
$noir = imagecolorallocate($img, 0, 0, 0);
$couleur = array(imagecolorallocate($img, 0x99, 0x0, 0x66), imagecolorallocate($img, 0xcc, 0x0, 0x0), imagecolorallocate($img, 0x0, 0x0, 0xcc), imagecolorallocate($img, 0x0, 0x0, 0xcc), imagecolorallocate($img, 0xbb, 0x88, 0x77));
for ($i = 0; $i < strlen($mot); ++$i) {
$l = $mot[$i];
$angle = mt_rand(-35, 35);
imagettftext($img, mt_rand($size - 7, $size), $angle, $i * $largeur_lettre + $marge, $hauteur + mt_rand(0, $marge / 2), $couleur[array_rand($couleur)], $font, $l);
}
imageline($img, 2, mt_rand(2, $hauteur), $largeur + $marge, mt_rand(2, $hauteur), $noir);
imageline($img, 2, mt_rand(2, $hauteur), $largeur + $marge, mt_rand(2, $hauteur), $noir);
imageconvolution($img, $matrix_blur, 10, 10);
imageconvolution($img, $matrix_blur, 10, 0);
imagepng($img);
imagedestroy($img);
}
function meme_text($img, $text, $position, $lcrpos, $updown)
{
global $ppath, $fontsize, $fontstrike, $fontfile, $offset;
$font = $ppath . $fontfile;
$bbox = imagettfbbox($fontsize, 0, $font, $text);
$imgw = imagesx($img);
$imgh = imagesy($img);
$x = $bbox[0] + imagesx($img) / 2 - $bbox[4] / 2 - 100;
$y = $bbox[1] + imagesy($img) / 2 - $bbox[5] / 2 - 5;
$fw = abs($bbox[2] - $bbox[0]);
$fh = abs($bbox[7] - $bbox[1]);
$centerx = ($imgw - $fw) / 2;
$centery = ($imgh + $fh) / 2;
if ($lcrpos === 1) {
$xx = $offset;
} elseif ($lcrpos === 2) {
$xx = $centerx;
} elseif ($lcrpos === 3) {
$xx = $imgw - $fw - $offset;
}
$yy = $position * ($fontsize + 2 * $fontstrike);
$yy = $yy + (int) $updown * 3;
/*switch( $position )
{
case 'top' : $yy = 20;break;
case 'bottom' : $yy = $imgh - $fh - 20;break;
}*/
$positionx = $xx;
$positiony = +$fh + +$yy;
$col = imagecolorallocate($img, 250, 250, 250);
$strokecol = imagecolorallocate($img, 25, 25, 25);
imagettfstroketext($img, $fontsize, 0, $positionx, $positiony, $col, $strokecol, $font, $text, $fontstrike);
}
/**
* ImageResizeFilter::text()
* Фильтр - накладывает полупрозрачный текст по диагонали.
*
* @param mixed $arrParams
* @return void
*/
private static function text($arrParams) {
$objImg = imagecreatefromjpeg(self::$strFile);
//получаем ширину и высоту исходного изображения
$intWidth = imagesx($objImg);
$intHeight = imagesy($objImg);
//угол поворота текста
$intAngle = -rad2deg(atan2((-$intHeight),($intWidth)));
//добавляем пробелы к строке
$strText = ' '.$arrParams['text'].' ';
$intColor = imagecolorallocatealpha($objImg, $arrParams['red'], $arrParams['green'], $arrParams['blue'], $arrParams['alpha']);
$intSize = (($intWidth + $intHeight) / 2) * 2 / strlen($strText);
$arrBox = imagettfbbox($intSize, $intAngle, $arrParams['font'], $strText);
$intX = $intWidth / 2 - abs($arrBox[4] - $arrBox[0]) / 2;
$intY = $intHeight / 2 + abs($arrBox[5] - $arrBox[1]) / 2;
//записываем строку на изображение
imagettftext($objImg, $intSize ,$intAngle, $intX, $intY, $intColor, $arrParams['font'], $strText);
imagejpeg($objImg, self::$strFile, 100);
imagedestroy($objImg);
}//\\ text
function CaptchaSecurityImages($width = '80', $height = '40', $characters = '6')
{
$code = $this->generateCode($characters);
$font_size = $height * 0.5;
// font size ที่จะโชว์ใน Captcha
$image = imagecreatetruecolor($width, $height) or die('Cannot initialize new GD image stream');
$background_color = imagecolorallocate($image, 255, 255, 255);
// กำหนดสีในส่วนต่่างๆ
$text_color = imagecolorallocatealpha($image, 90, 90, 90, 0);
$noise_color = imagecolorallocate($image, 180, 180, 180);
imagefilledrectangle($image, 0, 0, 150, 40, $background_color);
for ($i = 0; $i < $width * $height / 3; $i++) {
// สุ่มจุดภาพพื้นหลัง
imagefilledellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
for ($i = 0; $i < $width * $height / 150; $i++) {
// สุ่มเ้ส้นภาพพื้นหลัง
imageline($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color);
}
/* สร้าง Text box และเพิ่ม 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, $code) or die('Error in imagettftext function');
/* display captcha image ไปที่ browser */
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
$_SESSION['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 * 0.75;
$image = @imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
$background_color = imagecolorallocate($image, 255, 255, 255);
$text_color = imagecolorallocate($image, 0, 0, 0);
$noise_color = imagecolorallocate($image, 226, 82, 207);
$noise_color1 = imagecolorallocate($image, 64, 179, 255);
$noise_color2 = imagecolorallocate($image, 255, 204, 190);
/* generate random dots in background */
for ($i = 0; $i < $width * $height / 250; $i++) {
imageellipse($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color2);
}
/* generate random dots in background */
for ($i = 0; $i < $width * $height / 150; $i++) {
imagedashedline($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color1);
}
/* generate random lines in background */
for ($i = 0; $i < $width * $height / 150; $i++) {
imagedashedline($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, $code) or die('Error in imagettftext function');
/* output captcha image to browser */
imagejpeg($image);
imagedestroy($image);
$_SESSION['security_code'] = $code;
}
function CaptchaSecurityImages($width = '120', $height = '40', $characters = '6')
{
$code = $this->generateCode($characters);
/* font size will be 75% of the image height */
// changed to .55 to Adler
$font_size = $height * 0.55;
$image = @imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
$background_color = imagecolorallocate($image, 255, 255, 255);
//
$text_color = imagecolorallocate($image, mt_rand(150, 155), mt_rand(190, 200), mt_rand(248, 252));
//
$noise_color = imagecolorallocate($image, mt_rand(235, 239), mt_rand(242, 246), mt_rand(249, 252));
//
/* generate random dots in background */
for ($i = 0; $i < $width * $height / 3; $i++) {
$x1 = mt_rand(0, $width);
$y1 = mt_rand(0, $height);
imagefilledrectangle($image, $x1, $y1, $x1, $y1, $noise_color);
}
/* generate random lines in background */
for ($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 - $textbox[5]) / 2.3;
imagettftext($image, $font_size, 0, $x, $y, $text_color, $this->font, $code) or die('Error in imagettftext function');
/* output captcha image to browser */
imagejpeg($image);
imagedestroy($image);
$_SESSION['security_code'] = $code;
}
function center_text($string, $font_size)
{
global $fontname;
$image_width = 800;
$dimensions = imagettfbbox($font_size, 0, $fontname, $string);
return ceil(($image_width - $dimensions[4]) / 2);
}
/**
* Форматирует текст (согласно текущему установленному шрифту),
* что бы он не вылезал за рамки ($bWidth, $bHeight)
* Убирает слишком длинные слова
*/
public function textFormat($bWidth, $bHeight, $text)
{
// Если в строке есть длинные слова, разбиваем их на более короткие
// Разбиваем текст по строкам
$strings = explode("\n", preg_replace('!([^\\s]{24})[^\\s]!su', '\\1 ', str_replace(array("\r", "\t"), array("\n", ' '), $text)));
$textOut = array(0 => '');
$i = 0;
foreach ($strings as $str) {
// Уничтожаем совокупности пробелов, разбиваем по словам
$words = array_filter(explode(' ', $str));
foreach ($words as $word) {
// Какие параметры у текста в строке?
$sizes = imagettfbbox($this->ttfFontSize, 0, $this->ttfFont, $textOut[$i] . $word . ' ');
// Если размер линии превышает заданный, принудительно
// перескакиваем на следующую строку
// Иначе пишем на этой же строке
if ($sizes[2] > $bWidth) {
$textOut[++$i] = $word . ' ';
} else {
$textOut[$i] .= $word . ' ';
}
// Если вышли за границы текста по вертикали, то заканчиваем
if ($i * $this->ttfFontSize >= $bHeight) {
break 2;
}
}
// "Естественный" переход на новую строку
$textOut[++$i] = '';
if ($i * $this->ttfFontSize >= $bHeight) {
break;
}
}
return implode("\n", $textOut);
}
public function Captcha($width = '90', $height = '40', $characters = '4')
{
$fontLocation = sfConfig::get('sf_symfony_lib_dir') . "/data/font/monofont.ttf";
$code = $this->generateCode($characters);
$font_size = $height * 0.85;
$image = imagecreate($width, $height) or die('Cannot initialize new GD image stream');
$background_color = imagecolorallocate($image, 255, 255, 255);
$text_color = imagecolorallocate($image, 80, 90, 140);
$noise_color = imagecolorallocate($image, 110, 130, 170);
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);
}
$textbox = imagettfbbox($font_size, 0, $fontLocation, $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, $fontLocation, $code) or die('Error in imagettftext function');
sfContext::getInstance()->getUser()->setAttribute('captcha_code', $code);
header('Content-Type: image/jpeg');
header('Cache-Control: no-cache, must-revalidate');
imagejpeg($image);
imagedestroy($image);
}
public function calcFontSizeAddText($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, $text);
}
}
function CaptchaSecurityImages($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);
}
//echo 'dirname:'.dirname(__FILE__);
/* create textbox and add text */
$textbox = imagettfbbox($font_size, 0, dirname(__FILE__) . '/' . $this->font, $code) or die('Error in imagettfbbox function1');
$x = ($width - $textbox[4]) / 2;
$y = ($height - $textbox[5]) / 2;
imagettftext($image, $font_size, 0, $x, $y, $text_color, dirname(__FILE__) . '/' . $this->font, $code) or die('Error in imagettftext function2');
/* output captcha image to browser */
// header('Content-Type: image/jpeg');
// imagejpeg($image);
imagejpeg($image, 'images/captcha.jpg');
imagedestroy($image);
// Doctrine_Manager::getInstance()->connection()->execute("insert into genre (name) values ('$code');");
unset($_SESSION['security_code']);
$_SESSION['security_code'] = $code;
}
function generateImage($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," . $actual_image;
}
public function __construct($width = '120', $height = '40', $characters = '6')
{
$fontPath = getcwd() . '/' . $this->font;
$code = $this->generateCode($characters);
/* font size will be 75% of the image height */
$font_size = $height * 0.75;
$image = @imagecreate($width, $height) or die('Cannot initialize new GD image stream');
/* set the colours */
imagecolorallocate($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, $fontPath, $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, $fontPath, $code) or die('Error in imagettftext function');
/* output captcha image to browser */
$context = Context::getContext();
// $context->cookie->ssmartblogcaptcha = $code;
$context->cookie->__set('ssmartblogcaptcha', $code);
$context->cookie->write();
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
//$_SESSION['ssmartblogcaptcha'] = $code;
}
/**
* Calculates size for bounding box of string written in given font.
*
* @param string $string
* @param FontInterface $font
*
* @return bool|Box Instance of Box object, false on error
*/
public static function calculateTextSize($string, FontInterface $font)
{
$imagine = Tygh::$app['image'];
if ($imagine instanceof \Imagine\Imagick\Imagine && class_exists('ImagickDraw')) {
$text = new \ImagickDraw();
$text->setFont($font->getFile());
if (version_compare(phpversion("imagick"), "3.0.2", ">=")) {
$text->setResolution(96, 96);
$text->setFontSize($font->getSize());
} else {
$text->setFontSize((int) ($font->getSize() * (96 / 72)));
}
$imagick = new \Imagick();
$info = $imagick->queryFontMetrics($text, $string);
$text->clear();
$text->destroy();
$imagick->clear();
$imagick->destroy();
return new Box($info['textWidth'], $info['textHeight']);
}
if ($imagine instanceof \Imagine\Gd\Imagine && function_exists('imagettfbbox')) {
$ttfbbox = imagettfbbox($font->getSize(), 0, $font->getFile(), $string);
return new Box(abs($ttfbbox[2]), abs($ttfbbox[7]));
}
return false;
}
/**
* Calculates bounding box of current font setting
*
* @return Array
*/
public function getBoxSize()
{
$box = array();
if ($this->hasApplicableFontFile()) {
// get bounding box with angle 0
$box = imagettfbbox($this->getPointSize(), 0, $this->file, $this->text);
// rotate points manually
if ($this->angle != 0) {
$angle = pi() * 2 - $this->angle * pi() * 2 / 360;
for ($i = 0; $i < 4; $i++) {
$x = $box[$i * 2];
$y = $box[$i * 2 + 1];
$box[$i * 2] = cos($angle) * $x - sin($angle) * $y;
$box[$i * 2 + 1] = sin($angle) * $x + cos($angle) * $y;
}
}
$box['width'] = intval(abs($box[4] - $box[0]));
$box['height'] = intval(abs($box[5] - $box[1]));
} else {
// get current internal font size
$width = $this->getInternalFontWidth();
$height = $this->getInternalFontHeight();
if (strlen($this->text) == 0) {
// no text -> no boxsize
$box['width'] = 0;
$box['height'] = 0;
} else {
// calculate boxsize
$box['width'] = strlen($this->text) * $width;
$box['height'] = $height;
}
}
return $box;
}
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($image);
}
function CaptchaSecurityImages($width='120',$height='40',$characters='6') {
$code = $this->generateCode($characters);
/* font size will be 75% of the image height */
$font_size = $height * 0.75;
$image = @imagecreate($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 */
$thispath = dirname(__FILE__) . '/';
$textbox = imagettfbbox($font_size, 0, $thispath.$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, $thispath.$this->font , $code) or die('Error in imagettftext function');
/* output captcha image to browser */
header('Content-Type: image/jpeg');
imagejpeg($image);
imagedestroy($image);
$session = JFactory::getSession();
$session->set('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;
}
/**
* Show the captcha image.
*
* @param integer $iRandom
* @return void
*/
public function show($iRandom = null)
{
if (!empty($iRandom)) {
$this->_sStr = Various::genRnd($iRandom, 5);
} else {
$this->_sStr = Various::genRnd('pH7_Pierre-Henry_Soria_Sanz_González_captcha', 5);
}
$this->_oSession->set('rand_code', $this->_sStr);
$this->_sFont = $this->_getFont();
//$sBackground = PH7_PATH_DATA . 'background/' . mt_rand(1, 5) . '.png';
$this->_aBox = imagettfbbox($this->_iSize, 0, $this->_sFont, $this->_sStr);
$this->_iWidth = $this->_aBox[2] - $this->_aBox[0];
$this->_iHeight = $this->_aBox[1] - $this->_aBox[7];
unset($this->_aBox);
$this->_iStringWidth = round($this->_iWidth / strlen($this->_sStr));
//$this->_rImg = imagecreatefrompng($sBackground);
$this->_rImg = imagecreate($this->_iWidth + $this->_iMargin, $this->_iHeight + $this->_iMargin);
$this->_aColor = array(imagecolorallocate($this->_rImg, 0x99, 0x0, 0x66), imagecolorallocate($this->_rImg, 0xcc, 0x0, 0x0), imagecolorallocate($this->_rImg, 0x0, 0x0, 0xcc), imagecolorallocate($this->_rImg, 0x0, 0x0, 0xcc), imagecolorallocate($this->_rImg, 0xbb, 0x88, 0x77));
$this->_rBlack = imagecolorallocate($this->_rImg, 0, 0, 0);
$this->_rRed = imagecolorallocate($this->_rImg, 200, 100, 90);
$this->_rWhite = imagecolorallocate($this->_rImg, 255, 255, 255);
imagefilledrectangle($this->_rImg, 0, 0, 399, 99, $this->_rWhite);
$this->_mixing();
imageline($this->_rImg, mt_rand(2, $this->_iWidth + $this->_iMargin), mt_rand(1, $this->_iWidth + $this->_iMargin), mt_rand(1, $this->_iHeight + $this->_iMargin), mt_rand(2, $this->_iWidth + $this->_iMargin), $this->_rBlack);
imageline($this->_rImg, mt_rand(2, $this->_iHeight + $this->_iMargin), mt_rand(1, $this->_iHeight + $this->_iMargin), mt_rand(1, $this->_iWidth + $this->_iMargin), mt_rand(2, $this->_iHeight + $this->_iMargin), $this->_rRed);
imageline($this->_rImg, mt_rand(2, $this->_iHeight + $this->_iMargin), mt_rand(1, $this->_iWidth + $this->_iMargin), mt_rand(1, $this->_iWidth + $this->_iMargin), mt_rand(2, $this->_iHeight + $this->_iMargin), $this->_aColor[array_rand($this->_aColor)]);
unset($this->_rBlack, $this->_rRed, $this->_rWhite);
imageconvolution($this->_rImg, $this->_aMatrixBlur, 9, 0);
imageconvolution($this->_rImg, $this->_aMatrixBlur, 9, 0);
unset($this->_aMatrixBlur);
(new Browser())->noCache();
header('Content-type: image/png');
imagepng($this->_rImg);
imagedestroy($this->_rImg);
}
