function draw_captcha($security_code)
{
//Set the image width and height
$width = 100;
$height = 25;
//Create the image resource
$image = ImageCreate($width, $height);
if (function_exists('imageantialias')) {
imageantialias($image, true);
}
//We are making three colors, white, black and gray
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 15, 50, 15);
$grey = ImageColorAllocate($image, 204, 204, 204);
$ellipsec = ImageColorAllocate($image, 0, 100, 60);
//Make the background black
ImageFill($image, 0, 0, $black);
imagefilledellipse($image, 56, 15, 30, 17, $ellipsec);
//Add randomly generated string in white to the image
ImageString($image, 5, 30, 4, $security_code, $white);
//Throw in some lines to make it a little bit harder for any bots to break
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $grey);
imageline($image, 0, $height / 2 + 3, $width, $height / 2 + 5, $grey);
imageline($image, $width / 2 - 14, 0, $width / 2 + 7, $height, $grey);
//Tell the browser what kind of file is come in
header("Content-Type: image/jpeg");
//Output the newly created image in jpeg format
ImageJpeg($image);
//Free up resources
ImageDestroy($image);
}
function drawRating()
{
$width = $_GET['width'];
$height = $_GET['height'];
if ($width == 0) {
$width = 200;
}
if ($height == 0) {
$height = 7;
}
$rating = $_GET['rating'];
$ratingbar = $rating / 100 * $width - 2;
$image = imagecreate($width, $height);
$fill = ImageColorAllocate($image, 0, 255, 0);
if ($rating > 49) {
$fill = ImageColorAllocate($image, 255, 255, 0);
}
if ($rating > 74) {
$fill = ImageColorAllocate($image, 255, 128, 0);
}
if ($rating > 89) {
$fill = ImageColorAllocate($image, 255, 0, 0);
}
$back = ImageColorAllocate($image, 205, 205, 205);
$border = ImageColorAllocate($image, 0, 0, 0);
ImageFilledRectangle($image, 0, 0, $width - 1, $height - 1, $back);
ImageFilledRectangle($image, 1, 1, $ratingbar, $height - 1, $fill);
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $border);
imagePNG($image);
imagedestroy($image);
}
function create_image()
{
//Let's generate a totally random string using md5
$md5_hash = md5(rand(0, 999));
//We don't need a 32 character long string so we trim it down to 5
$security_code = substr($md5_hash, 15, 5);
//Set the session to store the security code
$_SESSION["captchaCode"] = $security_code;
//Set the image width and height
$width = 100;
$height = 20;
//Create the image resource
$image = ImageCreate($width, $height);
//We are making three colors, white, black and gray
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 0, 0, 0);
$grey = ImageColorAllocate($image, 204, 204, 204);
//Make the background black
ImageFill($image, 0, 0, $black);
//Add randomly generated string in white to the image
ImageString($image, 3, 30, 3, $security_code, $white);
//Throw in some lines to make it a little bit harder for any bots to break
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $grey);
imageline($image, 0, $height / 2, $width, $height / 2, $grey);
imageline($image, $width / 2, 0, $width / 2, $height, $grey);
//Tell the browser what kind of file is come in
header("Content-Type: image/jpeg");
//Output the newly created image in jpeg format
ImageJpeg($image);
//Free up resources
ImageDestroy($image);
}
function drawRating($rating) {
$width = $_GET['width'];
$height = $_GET['height'];
if ($width == 0) {
$width = 102;
}
if ($height == 0) {
$height = 10;
}
$rating = $_GET['rating'];
$ratingbar = (($rating/100)*$width)-2;
$image = imagecreate($width,$height);
//colors
$back = ImageColorAllocate($image,255,255,255);
$border = ImageColorAllocate($image,0,0,0);
$red = ImageColorAllocate($image,255,60,75);
$fill = ImageColorAllocate($image,44,81,150);
ImageFilledRectangle($image,0,0,$width-1,$height-1,$back);
ImageFilledRectangle($image,1,1,$ratingbar,$height-1,$fill);
ImageRectangle($image,0,0,$width-1,$height-1,$border);
imagePNG($image);
imagedestroy($image);
}
function drawRating($rating, $max, $type)
{
if ($type == 0) {
$image = imagecreatetruecolor(102, 15);
$back = ImageColorAllocate($image, 250, 250, 250);
$border = ImageColorAllocate($image, 0, 0, 0);
$fill = ImageColorAllocate($image, 0, 235, 0);
ImageFilledRectangle($image, 0, 0, 101, 14, $back);
ImageFilledRectangle($image, 1, 1, $rating / $max * 100, 14, $fill);
ImageRectangle($image, 0, 0, 101, 14, $border);
$textcolor = imagecolorallocate($image, 0, 0, 0);
imagestring($image, 5, 35, 0, $rating / $max * 100 . '%', $textcolor);
} else {
if ($rating > $max) {
$rating = $max;
}
$image = imagecreatetruecolor(10 * ($rating + 2) + 2, 15);
$back = ImageColorAllocate($image, 250, 250, 250);
$border = ImageColorAllocate($image, 0, 0, 0);
$fill = ImageColorAllocate($image, 235, 0, 0);
ImageFilledRectangle($image, 0, 0, 10 * ($rating + 2) + 1, 14, $back);
ImageFilledRectangle($image, 1, 1, 10 * $rating, 14, $fill);
ImageRectangle($image, 0, 0, 10 * $rating + 1, 14, $border);
$textcolor = imagecolorallocate($image, 0, 0, 0);
imagestring($image, 5, 10 * ($rating + 1), 0, $rating, $textcolor);
}
imagepng($image);
imagedestroy($image);
}
function drawRating($rating)
{
$width = 300;
$height = 15;
$ratingbar = $rating / 100 * $width - 2;
$image = imagecreate($width, $height);
$fill = ImageColorAllocate($image, 67, 219, 0);
if ($rating > 74) {
$fill = ImageColorAllocate($image, 233, 233, 0);
}
if ($rating > 89) {
$fill = ImageColorAllocate($image, 197, 6, 6);
}
if ($rating > 100) {
echo "Overload Error!";
exit;
}
$back = ImageColorAllocate($image, 255, 255, 255);
$border = ImageColorAllocate($image, 151, 151, 151);
ImageFilledRectangle($image, 0, 0, $width - 1, $height - 1, $back);
ImageFilledRectangle($image, 1, 1, $ratingbar, $height - 1, $fill);
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $border);
imagePNG($image);
imagedestroy($image);
}
/**
* Generates a random captcha image
*
**/
function display($cachable = false, $urlparams = false)
{
// @TODO: Run some cleaning query here to clear the database.
JTable::addIncludePath(DISCUSS_TABLES);
$id = JRequest::getInt('captcha-id', '');
$captcha = DiscussHelper::getTable('Captcha');
// clearing the oudated keys.
$captcha->clear();
// load the captcha records.
$captcha->load($id);
if (!$captcha->id) {
return false;
}
// @task: Generate a very random integer and take only 5 chars max.
$hash = JString::substr(md5(rand(0, 9999)), 0, 5);
$captcha->response = $hash;
$captcha->store();
// Captcha width and height
$width = 100;
$height = 20;
$image = ImageCreate($width, $height);
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 0, 0, 0);
$gray = ImageColorAllocate($image, 204, 204, 204);
ImageFill($image, 0, 0, $white);
ImageString($image, 5, 30, 3, $hash, $black);
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $gray);
imageline($image, 0, $height / 2, $width, $height / 2, $gray);
imageline($image, $width / 2, 0, $width / 2, $height, $gray);
header('Content-type: image/jpeg');
ImageJpeg($image);
ImageDestroy($image);
exit;
}
private function makeBorder()
{
$bgcolor = ImageColorAllocate($this->image, $this->bordercolor[0], $this->bordercolor[1], $this->bordercolor[2]);
// 邊框顏色
ImageRectangle($this->image, 0, 0, $this->width - 1, $this->height - 1, $bgcolor);
// 製作邊框
}
function createImage($_text, $_fontsize = 11)
{
/* create filename */
$filename = 'button_' . md5($_text) . '.png';
$filename = strtolower($filename);
/* see if file exists already, we cache it */
if (file_exists(PHPGW_IMAGES_FILEDIR . '/' . $filename)) {
return $filename;
}
$size = imagettfbbox($_fontsize, 0, $this->font, $_text);
$dx = abs($size[2] - $size[0]);
$dy = abs($size[5] - $size[3]);
$xpad = 9;
$ypad = 9;
$im = imagecreate($dx + $xpad, $dy + $ypad);
$blue = ImageColorAllocate($im, 0x2c, 0x6d, 0xaf);
$black = ImageColorAllocate($im, 0, 0, 0);
$white = ImageColorAllocate($im, 255, 255, 255);
ImageRectangle($im, 0, 0, $dx + $xpad - 1, $dy + $ypad - 1, $black);
ImageRectangle($im, 0, 0, $dx + $xpad, $dy + $ypad, $white);
ImageTTFText($im, $_fontsize, 0, (int) ($xpad / 2) + 1, $dy + (int) ($ypad / 2), -$black, $this->font, $_text);
ImageTTFText($im, $_fontsize, 0, (int) ($xpad / 2), $dy + (int) ($ypad / 2) - 1, -$white, $this->font, $_text);
ImagePNG($im, PHPGW_IMAGES_FILEDIR . '/' . $filename);
ImageDestroy($im);
return $filename;
}
/**
* Generates the captcha image
*
* @since 4.0
* @access public
* @param string
* @return
*/
public function generate()
{
$id = $this->input->get('id', '', 'int');
// Load up the captcha object
$captcha = EB::table('Captcha');
// Clear outdated keys
$captcha->clear();
// load the captcha records.
$captcha->load($id);
if (!$captcha->id) {
return false;
}
// @task: Generate a very random integer and take only 5 chars max.
$hash = JString::substr(md5(rand(0, 9999)), 0, 5);
$captcha->response = $hash;
$captcha->store();
// Captcha width and height
$width = 100;
$height = 20;
$image = ImageCreate($width, $height);
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 0, 0, 0);
$gray = ImageColorAllocate($image, 204, 204, 204);
ImageFill($image, 0, 0, $white);
ImageString($image, 5, 30, 3, $hash, $black);
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $gray);
imageline($image, 0, $height / 2, $width, $height / 2, $gray);
imageline($image, $width / 2, 0, $width / 2, $height, $gray);
header('Content-type: image/jpeg');
ImageJpeg($image);
ImageDestroy($image);
exit;
}
function create_image($string_captcha, $width = 130, $height = 35)
{
//Let's generate a totally random string using md5
// $md5_hash = md5(rand(0,999));
//We don't need a 32 character long string so we trim it down to 5
// $security_code = substr($md5_hash, 15, 5);
$security_code = $string_captcha;
/* ********************************************
Use this part if you need to Set the session
to store the security code */
$_SESSION['security_code'] = $security_code;
$CodeInd = 0;
$arrSecCode = array();
$chars = preg_split('//', $security_code);
$security_code = implode(" ", $chars);
//Set the image width and height
//$width = 130;
//$height = 35;
//Create the image resource
$image = ImageCreate($width, $height);
//We are making three colors, white, black and gray
$arrB = array(0, 255, 129, 10, 48, 200, 186);
$arrR = array(0, 255, 129, 111, 48, 210, 126);
$arrG = array(0, 205, 139, 110, 48, 5, 186);
$black = ImageColorAllocate($image, $arrR[rand(0, 6)], $arrG[rand(0, 6)], $arrB[rand(0, 6)]);
$white = ImageColorAllocate($image, 255, 255, 255);
$grey = ImageColorAllocate($image, 175, 253, 253);
//Make the background black
ImageFill($image, 0, 0, $black);
$font = 5;
$arrSel = array(1, 2, 3, 4);
$selectedNum = $arrSel[rand(0, 3)];
ImageString($image, $font, 10, 10, $security_code, $white);
//Throw in some lines to make it a little bit harder for any bots to break
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $grey);
if ($selectedNum == 1) {
imageline($image, 0, $height / 2, $width, $height / 5, $grey);
imageline($image, $width / 2, 0, $width / 3, $height / 5, $grey);
imageline($image, $width / 2, 0, $width / 10, $height, $grey);
imageline($image, $width / 2, 0, $width / 10, $height / 6, $grey);
}
if ($selectedNum == 2) {
imageline($image, $width / 1, 0, $width / 6, $height, $grey);
imageline($image, 0, $height / 5, $width, $height / 8, $grey);
imageline($image, 0, $height / 5, $width / 5, $height / 8, $grey);
imageline($image, 0, $height / 3, $width, $height, $grey);
}
if ($selectedNum == 3) {
imageline($image, 0, $height, $width, 0, $grey);
imageline($image, 0, 0, $height, $height, $grey);
imageline($image, $width / 5, 0, $width / 6, $height, $grey);
imageline($image, $width / 4, 0, $width / 4, $height, $grey);
}
//Tell the browser what kind of file is come in
header("Content-Type: image/jpeg");
//Output the newly created image in jpeg format
ImageJpeg($image);
//Free up resources
ImageDestroy($image);
}
function doFilledBlock()
{
global $sx, $sy, $im, $pink, $black, $mark_v_offset;
$width = 10;
$height = 5;
$ex = $sx + $width;
$ey = $sy + $height + $mark_v_offset;
ImageRectangle($im, $sx, $sy + $mark_v_offset, $ex, $ey, $pink);
ImageFilledRectangle($im, $sx + 1, $sy + $mark_v_offset + 1, $ex - 1, $ey - 1, $black);
}
function drawBorder(&$img, &$color, $thickness = 1)
{
$x1 = 0;
$y1 = 0;
$x2 = ImageSX($img) - 1;
$y2 = ImageSY($img) - 1;
for ($i = 0; $i < $thickness; $i++) {
ImageRectangle($img, $x1++, $y1++, $x2--, $y2--, $color_black);
}
}
function display($db_object, $common, $user_id, $default, $error_msg, $learning, $post_var)
{
$width = 340;
$height = 220;
// $labelfont = '2';
$labeltitlefont = '3';
$image = ImageCreate($width, $height);
while (list($kk, $vv) = @each($post_var)) {
${$kk} = $vv;
}
/*
$to_date=2004-01-02;
$from_date=2004-01-02;
$avg_rater=50.23;
*/
$bgcolor = ImageColorAllocate($image, 0xffffff, 0xffffff, 0xffffff);
$border = ImageColorAllocate($image, 0x0, 0x0, 0x0);
$border1 = ImageColorAllocate($image, 0xcccccc, 0x0, 0x0);
//$border2 = ImageColorAllocate($image,0x000000, 0xcccccc, 0x000000);
ImageRectangle($image, 40, 20, 240, 160, $border);
ImageString($image, $labelfont, 15, 20, "100%", $border);
ImageString($image, $labelfont, 20, 55, "75%", $border);
ImageString($image, $labelfont, 20, 90, "50%", $border);
ImageString($image, $labelfont, 20, 125, "25%", $border);
ImageString($image, $labelfont, 20, 155, "0%", $border);
$fdate = $learning->changedate_display($from_date);
$tdate = $learning->changedate_display($to_date);
$days = $error_msg['cDays'] . " {$fdate} " . $error_msg['cTo'] . " {$tdate} ";
$avg_rt = @explode(",", $avg_rater);
$id = @explode(",", $ids);
for ($i = 0; $i < count($avg_rt); $i++) {
$p1 = rand(0, 200);
$p2 = rand(30, 250);
$p3 = rand(100, 250);
$color = imagecolorallocate($image, $p1, $p2, $p3);
$avg = $avg_rt[$i];
$avg_comp = 160 - 140 / 100 * $avg;
$avg = round($avg, 2);
$rid = $id[$i];
$rname = $common->name_display($db_object, $rid);
ImageStringUp($image, $labeltitlefont, 5, 110, $error_msg['cResults'], $border);
ImageString($image, $labeltitlefont, 245, 20, $error_msg['cCommitment'], $border);
ImageString($image, $labeltitlefont, 50, 170, "{$days}", $border);
//ImageString($image, $labeltitlefont, 50,180, "$rname", $color);
ImageLine($image, 240, 20, 40, 160, $border1);
//COMMITMENT LINE
ImageLine($image, 240, $avg_comp, 40, 160, $color);
//AVERAGE COMPLETION
header("Content-type: image/png");
// or "Content-type: image/png"
Imagepng($image);
// or imagepng($image)
}
ImageDestroy($image);
}
function draw($lat, $lon, $color = NULL)
{
global $im;
global $offset;
global $dot;
if ($color == NULL) {
$color = $dot;
}
$pt = getlocationcoords($lat, $long, imagesx($im), imagesy($im));
ImageRectangle($im, $pt["x"] - $offset, $pt["y"], $pt["x"] + 1 - $offset, $pt["y"] + 1, $dot);
}
public function draw($data)
{
$img = $this->prepare_image($data);
// draw filled rectangle first
if (!empty($data['fill_color'])) {
imagefilledrectangle($img, $this->padding, $this->padding, $data['perimeter'] / 4, $data['perimeter'] / 4, $this->get_line_color($img, $data['fill_color']));
}
// draw 'borders'
ImageRectangle($img, $this->padding, $this->padding, $data['perimeter'] / 4, $data['perimeter'] / 4, $this->get_line_color($img, $data['line_color']));
$this->_draw($img);
}
function ImageGrid(&$im, $startx, $starty, $width, $height, $xcols, $yrows, &$color)
{
for ($x = 0; $x < $xcols; $x++) {
for ($y = 0; $y < $yrows; $y++) {
$x1 = $startx + $width * $x;
$x2 = $startx + $width * ($x + 1);
$y1 = $starty + $height * $y;
$y2 = $starty + $height * ($y + 1);
ImageRectangle($im, $x1, $y1, $x2, $y2, $color);
}
}
}
function IndexAction()
{
$str = "23456789ABCDEFGHJKMNPQRSTUVWXYZ";
$code_str = str_shuffle($str);
$code = str_split(substr($code_str, 0, 4));
$_SESSION['VerifyCode'] = strtolower(implode('', $code));
$width = 115;
$height = 29;
$im = ImageCreate($width, $height);
// 创建图形
ImageColorAllocate($im, 255, 255, 255);
// 填充背景颜色为白色
// 用淡色给图形添加杂色
for ($i = 0; $i < 100; $i++) {
$pxcolor = ImageColorAllocate($im, 230, 104, 66);
ImageSetPixel($im, mt_rand(0, $width), mt_rand(0, $height), $pxcolor);
}
// 用深色调绘制边框
$bordercolor = ImageColorAllocate($im, 255, 255, 255);
ImageRectangle($im, 0, 0, $width - 1, $height - 1, $bordercolor);
$offset = rand(10, 30);
$font = array('View/font/UniversityRomanStd.otf');
foreach ($code as $char) {
$textcolor = ImageColorAllocate($im, 230, 104, 106);
shuffle($font);
imagettftext($im, 22, rand(-20, 40), $offset, 26, $textcolor, $font[0], $char);
$offset += $width / 5 - rand(0, 2);
}
$code_str = str_shuffle($str);
$code = str_split(substr($code_str, 0, 5));
// 干扰字符
$offset = rand(10, 30);
foreach ($code as $char) {
$textcolor = ImageColorAllocate($im, 230, 104, 66);
shuffle($font);
imagettftext($im, 8, rand(-20, 40), $offset, 26, $textcolor, $font[0], $char);
$offset += rand(5, 10);
}
// 禁止缓存
header("pragma:no-cache\r\n");
header("Cache-Control:no-cache\r\n");
header("Expires:0\r\n");
if (ImageTypes() & IMG_PNG) {
header('Content-Type:image/png');
ImagePNG($im);
} elseif (ImageTypes() & IMG_JPEG) {
header('Content-Type:image/jpeg');
ImageJPEG($im);
} else {
header('Content-Type:image/gif');
ImageGif($im);
}
}
/**
* Generates a random captcha image
*
**/
function display($cachable = false, $urlparams = false)
{
$id = JRequest::getInt( 'captcha-id' , '' );
$captcha = Komento::getTable( 'Captcha' , 'KomentoTable' );
if( ob_get_length() !== false )
{
while (@ ob_end_clean());
if( function_exists( 'ob_clean' ) )
{
@ob_clean();
}
}
// clearing the oudated keys.
$captcha->clear();
// load the captcha records.
$captcha->load( $id );
if( !$captcha->id )
{
return false;
}
// @task: Generate a very random integer and take only 5 chars max.
$hash = JString::substr( md5( rand( 0, 9999 ) ) , 0 , 5 );
$captcha->response = $hash;
$captcha->store();
// Captcha width and height
$width = 100;
$height = 20;
$image = ImageCreate( $width , $height );
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 0, 0, 0);
$gray = ImageColorAllocate($image, 204, 204, 204);
ImageFill( $image , 0 , 0 , $white );
ImageString( $image , 5 , 30 , 3 , $hash , $black );
ImageRectangle( $image , 0 , 0 , $width - 1 , $height - 1 , $gray );
imageline( $image , 0 , $height / 2 , $width , $height / 2 , $gray );
imageline( $image , $width / 2 , 0 , $width / 2 , $height , $gray );
header( 'Content-type: image/jpeg' );
ImageJpeg( $image );
ImageDestroy($image);
exit;
}
function kleeja_cpatcha_image()
{
//Let's generate a totally random string using md5
$md5_hash = md5(rand(0, 999));
//I think the bad things in captcha is two things, O and 0 , so let's remove zero.
$security_code = str_replace('0', '', $md5_hash);
//We don't need a 32 character long string so we trim it down to 5
$security_code = substr($security_code, 15, 5);
//Set the session to store the security code
$_SESSION["klj_sec_code"] = $security_code;
//Set the image width and height
$width = 150;
$height = 25;
//Create the image resource
$image = ImageCreate($width, $height);
//We are making three colors, white, black and gray
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, rand(0, 100), 0, rand(0, 50));
$grey = ImageColorAllocate($image, 204, 204, 204);
//Make the background black
ImageFill($image, 0, 0, $black);
//options
$x = 10;
$y = 14;
$angle = rand(-7, -10);
//Add randomly generated string in white to the image
if (function_exists('imagettftext')) {
//
// We figure a bug that happens when you add font name without './' before it ..
// he search in the Linux fonts cache , but when you add './' he will know it's our font.
//
imagettftext($image, 16, $angle, rand(50, $x), $y + rand(1, 3), $white, './arial.ttf', $security_code);
} else {
imagestring($image, imageloadfont('arial.gdf'), $x + rand(10, 15), $y - rand(10, 15), $security_code, $white);
}
//kleeja !
imagestring($image, 1, $width - 35, $height - 10, 'Kleeja', ImageColorAllocate($image, 200, 200, 200));
//Throw in some lines to make it a little bit harder for any bots to break
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $grey);
imageline($image, 0, $height / 2, $width, $height / 2, $grey);
imageline($image, $width / 2, 0, $width / 2, $height, $grey);
//Tell the browser what kind of file is come in
header("Content-Type: image/png");
//Output the newly created image in jpeg format
ImagePng($image);
//Free up resources
ImageDestroy($image);
}
public function show_image($width = 88, $height = 31) {
if (isSet($this->tt_font)) {
if (!file_exists($this->tt_font))
exit('The path to the true type font is incorrect.');
}
if ($this->chars_number < 3)
exit('The captcha code must have at least 3 characters');
$string = $this->generate_string();
$im = ImageCreate($width, $height);
/* Set a White & Transparent Background Color */
$bg = ImageColorAllocateAlpha($im, 255, 255, 255, 127); // (PHP 4 >= 4.3.2, PHP 5)
ImageFill($im, 0, 0, $bg);
/* Border Color */
if ($this->border_color) {
list($red, $green, $blue) = explode(',', $this->border_color);
$border = ImageColorAllocate($im, $red, $green, $blue);
ImageRectangle($im, 0, 0, $width - 1, $height - 1, $border);
}
$textcolor = ImageColorAllocate($im, 191, 120, 120);
$y = 24;
for ($i = 0; $i < $this->chars_number; $i++) {
$char = $string[$i];
$factor = 15;
$x = ($factor * ($i + 1)) - 6;
$angle = rand(1, 15);
imagettftext($im, $this->font_size, $angle, $x, $y, $textcolor, $this->tt_font, $char);
}
$_SESSION['security_code'] = md5($string);
/* Output the verification image */
header("Content-type: image/png");
ImagePNG($im);
exit;
}
function img($text)
{
$img_height = 50;
$img_width = 18;
$img = imagecreate($img_height, $img_width);
ImageColorAllocate($img, 255, 255, 255);
$black = ImageColorAllocate($img, 0, 0, 0);
for ($i = 0; $i < 10; $i++) {
ImageString($img, 1, mt_rand(1, $img_height), mt_rand(0, $img_width), "Q", imageColorAllocate($img, mt_rand(200, 255), mt_rand(200, 255), mt_rand(200, 255)));
}
ImageRectangle($img, 0, 0, $img_height - 1, $img_width - 1, $black);
//
Imagestring($img, 5, 5, 2, $text, imageColorAllocate($img, mt_rand(0, 100), mt_rand(0, 150), mt_rand(0, 200)));
Imagepng($img);
ImageDestroy($img);
}
public function executeSecurityImage(sfWebRequest $request)
{
$font = 'monofont.ttf';
$characters = 6;
$width = 120;
$height = 40;
// code
/* list all possible characters, similar looking characters and vowels have been removed */
$possible = '23456789bcdfghjkmnpqrstvwxyz';
$code = '';
$i = 0;
while ($i < $characters) {
$code .= substr($possible, mt_rand(0, strlen($possible) - 1), 1);
$i++;
}
$_SESSION['securityImage'] = $code;
//$this->getUser()->setAttribute("securityImage", $code);
//Set the image width and height
$width = 100;
$height = 20;
//Create the image resource
$image = ImageCreate($width, $height);
//We are making three colors, white, black and gray
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 0, 0, 0);
$grey = ImageColorAllocate($image, 204, 204, 204);
//Make the background black
ImageFill($image, 0, 0, $black);
//Add randomly generated string in white to the image
ImageString($image, 5, 20, 2, $code, $white);
//Throw in some lines to make it a little bit harder for any bots to break
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $grey);
//imageline($image, 0, $height/2, $width, $height/5, $grey);
imageline($image, $width / 3, 0, $width / 6, $height, $grey);
imageline($image, $width / 3, $height / 2, $width / 2, $height, $grey);
imageline($image, $width / 2, $height / 2, $width, $height, $grey);
//Tell the browser what kind of file is come in
header("Content-Type: image/jpeg");
//Output the newly created image in jpeg format
ImageJpeg($image);
//Free up resources
ImageDestroy($image);
exit;
}
function render()
{
$this->h = $this->w / 2;
$im = imagecreatetruecolor($this->w, $this->h);
$width = $this->w;
$height = $this->h;
$center_x = intval($width / 2);
$center_y = intval($height / 2);
//gauge color
$bgcolor = ImageColorAllocate($im, 247, 247, 247);
$extRing = ImageColorAllocate($im, 214, 214, 214);
$blueRing = ImageColorAllocate($im, 70, 132, 238);
$blueRingLine = ImageColorAllocate($im, 106, 114, 127);
$arrowBody = ImageColorAllocate($im, 228, 114, 86);
$arrowLine = ImageColorAllocate($im, 207, 74, 42);
$redArc = ImageColorAllocate($im, 220, 57, 18);
$yellowArc = ImageColorAllocate($im, 255, 153, 0);
$black = ImageColorAllocate($im, 0, 0, 0);
$white = ImageColorAllocate($im, 255, 255, 255);
$gray = ImageColorAllocate($im, 190, 190, 190);
$fontArial = PATH_THIRDPARTY . 'html2ps_pdf/fonts/arial.ttf';
ImageFilledRectangle($im, 0, 0, $width - 1, $height - 1, $white);
ImageRectangle($im, 0, 0, $width - 1, $height - 1, $gray);
//center coords
$cX = intval($this->w / 2);
//$cX = intval($this->w /4);
$cY = intval($this->h / 2);
//diameter for gauge
$diameter = intval($this->h * 4 / 5);
$this->renderGauge($im, $cX, $cY, $diameter);
/*
//center coords
$cX = intval($this->w * 3/4);
$cY = intval($this->h /2);
//diameter for gauge
$diameter = intval( $this->h * 4/5 );
$this->renderGauge($im, $cX, $cY, $diameter);
*/
Header("Content-type: image/png");
ImagePng($im);
}
function display($db_object, $common, $user_id, $default, $error_msg, $learning, $post_var)
{
$width = 340;
$height = 220;
// $labelfont = '2';
$labeltitlefont = '3';
$image = ImageCreate($width, $height);
while (list($kk, $vv) = @each($post_var)) {
${$kk} = $vv;
}
$bgcolor = ImageColorAllocate($image, 0xffffff, 0xffffff, 0xffffff);
$border = ImageColorAllocate($image, 0x0, 0x0, 0x0);
$border1 = ImageColorAllocate($image, 0xcccccc, 0x0, 0x0);
$border2 = ImageColorAllocate($image, 0x0, 0xcccccc, 0x0);
ImageRectangle($image, 40, 20, 240, 160, $border);
ImageString($image, $labelfont, 15, 20, "100%", $border);
ImageString($image, $labelfont, 20, 55, "75%", $border);
ImageString($image, $labelfont, 20, 90, "50%", $border);
ImageString($image, $labelfont, 20, 125, "25%", $border);
ImageString($image, $labelfont, 20, 155, "0%", $border);
$fdate = $learning->changedate_display($from_date);
$tdate = $learning->changedate_display($to_date);
$days = $error_msg['cDays'] . " {$fdate} " . $error_msg['cTo'] . " {$tdate} ";
$avg_comp = 160 - 140 / 100 * $avg;
$avg = round($avg, 2);
ImageStringUp($image, $labeltitlefont, 5, 110, $error_msg['cResults'], $border);
ImageString($image, $labeltitlefont, 245, 20, $error_msg['cCommitment'], $border);
ImageString($image, $labeltitlefont, 50, 170, "{$days}", $border);
ImageString($image, $labeltitlefont, 50, 200, $error_msg['cCTimelyCompletionofActivities'], $border);
ImageString($image, $labeltitlefont, 50, 185, $error_msg['cAverage'], $border);
ImageString($image, $labeltitlefont, 115, 185, $avg, $border);
ImageLine($image, 240, 20, 40, 160, $border1);
//COMMITMENT LINE
ImageLine($image, 240, $avg_comp, 40, 160, $border2);
//AVERAGE COMPLETION
ImageString($image, $labeltitlefont, 245, $avg_comp, $error_msg['cAccomplishment'], $border);
header("Content-type: image/png");
// or "Content-type: image/png"
Imagepng($image);
// or imagepng($image)
ImageDestroy($image);
}
function abatly_captcha()
{
$md5_hash = md5(rand(0, 999));
$security_code = str_replace('0', '', $md5_hash);
$security_code = substr($security_code, 15, 5);
$_SESSION["security_code"] = $security_code;
$width = 128;
$height = 40;
$image = ImageCreate($width, $height);
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, rand(0, 100), 0, rand(0, 50));
$grey = ImageColorAllocate($image, 204, 204, 204);
$red = imagecolorallocatealpha($image, 255, 0, 0, 75);
$green = imagecolorallocatealpha($image, 0, 255, 0, 75);
$blue = imagecolorallocatealpha($image, 0, 0, 255, 75);
imagefilledrectangle($image, 0, 0, $width, $height, $white);
imagefilledellipse($image, ceil(rand(5, 145)), ceil(rand(0, 35)), 30, 30, $red);
imagefilledellipse($image, ceil(rand(5, 145)), ceil(rand(0, 35)), 30, 30, $green);
imagefilledellipse($image, ceil(rand(5, 145)), ceil(rand(0, 35)), 30, 30, $blue);
imagefilledrectangle($image, 0, 0, $width, 0, $black);
imagefilledrectangle($image, $width - 1, 0, $width - 1, $height - 1, $black);
imagefilledrectangle($image, 0, 0, 0, $height - 1, $black);
imagefilledrectangle($image, 0, $height - 1, $width, $height - 1, $black);
ImageFill($image, 0, 0, $black);
$x = 20;
$y = 24;
$angle = rand(-7, -10);
if (function_exists('imagettftext')) {
imagettftext($image, 20, $angle, rand(20, $x), $y + rand(1, 3), $black, 'arial.ttf', $security_code);
} else {
imagestring($image, imageloadfont('arial.gdf'), $x + rand(10, 15), $y - rand(10, 15), $security_code, $white);
}
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $black);
imageline($image, $width / 2, 0, $width / 2, $height, $black);
header("Content-Type: image/png");
ImagePng($image);
ImageDestroy($image);
}
function gen_img()
{
$this->img_width = 15 * $this->length;
if (function_exists('imagecreatetruecolor')) {
$img = imagecreatetruecolor($this->img_width, $this->img_height);
$_SESSION['hg_verifycode'] = $this->code;
$white = ImageColorAllocate($img, 255, 255, 255);
$black = ImageColorAllocate($img, 0, 0, 0);
$gray = imagecolorallocate($img, 200, 200, 200);
ImageRectangle($img, 1, 1, $this->img_width - 1, $this->img_height - 1, $black);
imagefill($img, $this->img_width, $img->height, $white);
for ($i = 0; $i < 200; $i++) {
$rand_color = imagecolorallocate($img, mt_rand(180, 255), mt_rand(180, 255), mt_rand(180, 255));
imagesetpixel($img, mt_rand() % $this->img_width, mt_rand() % $this->img_height, $rand_color);
}
for ($i = 0; $i < $this->length; $i++) {
$rand_color = imagecolorallocate($img, mt_rand(0, 180), mt_rand(0, 180), mt_rand(0, 180));
imagestring($img, 5, 1 + $i * 15, 1, $this->code[$i], $rand_color);
}
imagejpeg($img);
header("Content-type: image/jpeg");
}
}
function gen_img()
{
$this->img_width = 15 * $this->length + 10;
if (function_exists('imagecreatetruecolor')) {
$font = './arial.ttf';
//字体可更换，中文需要字体支持
if (!is_file($font)) {
exit($font . '字体文件不存在');
}
$img = imagecreatetruecolor($this->img_width, $this->img_height);
$_SESSION['session_code'] = $this->code;
$white = ImageColorAllocate($img, 255, 255, 255);
$black = ImageColorAllocate($img, 0, 0, 0);
$gray = imagecolorallocate($img, 200, 200, 200);
ImageRectangle($img, 1, 1, $this->img_width - 1, $this->img_height - 1, $black);
imagefill($img, $this->img_width, $img->height, $white);
for ($i = 0; $i < 200; $i++) {
$rand_color = imagecolorallocate($img, mt_rand(180, 255), mt_rand(180, 255), mt_rand(180, 255));
imagesetpixel($img, mt_rand() % $this->img_width, mt_rand() % $this->img_height, $rand_color);
}
$xs = array(5, 12, 30, 38, 58);
for ($i = 0; $i < $this->length; $i++) {
$x = $xs[$i];
if ($i % 2 == 0) {
$y = 30;
$ag = 15;
} else {
$y = 30;
$ag = -30;
}
$rand_color = imagecolorallocate($img, mt_rand(0, 200), mt_rand(0, 180), mt_rand(0, 180));
imagettftext($img, 22, $ag, $x, $y, $rand_color, $font, $this->code[$i]);
}
imagejpeg($img);
header("Content-type: image/jpeg");
}
}
function drawRating()
{
if (isset($_GET['rating'])) {
$rating = $_GET['rating'];
} else {
$rating = 0;
}
if (isset($_GET['width'])) {
$width = $_GET['width'];
} else {
$width = 170;
}
if (isset($_GET['height'])) {
$height = $_GET['height'];
} else {
$height = 5;
}
$ratingbar = $rating / 100 * $width - 2;
$image = imagecreate($width, $height) or die("Cannot Create image");
$fill = ImageColorAllocate($image, 0, 255, 0);
if ($rating > 49) {
$fill = ImageColorAllocate($image, 255, 255, 0);
}
if ($rating > 74) {
$fill = ImageColorAllocate($image, 255, 128, 0);
}
if ($rating > 89) {
$fill = ImageColorAllocate($image, 255, 0, 0);
}
$back = ImageColorAllocate($image, 205, 205, 205);
$border = ImageColorAllocate($image, 0, 0, 0);
ImageFilledRectangle($image, 0, 0, $width - 1, $height - 1, $back);
ImageFilledRectangle($image, 1, 1, $ratingbar, $height - 1, $fill);
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $border);
imagePNG($image);
imagedestroy($image);
}
function blah($cstr)
{
$old_security_string = $cstr;
$security_string = "";
for ($i = 0; $i <= strlen($old_security_string) - 1; $i++) {
$str = substr($old_security_string, $i, 1);
if ($i % 2 == 0) {
$str = strtoupper($str);
}
$security_string = $security_string . $str . ' ';
}
$_SESSION["captchaStr"] = $old_security_string;
$width = 100;
$height = 30;
$image = ImageCreate($width, $height);
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 0, 0, 0);
$grey = ImageColorAllocate($image, 120, 120, 120);
$red = ImageColorAllocate($image, 132, 12, 4);
ImageFill($image, 5, 5, $grey);
$font = 8;
imagestring($image, 15, 12, 8, $security_string, $white);
//ImageString($image, $font, 12, 3, $security_string, $white);
ImageRectangle($image, 0, 0, $width - 1, $height - 1, $black);
/*
$line = imagecolorallocate($image,233,239,239);
imageline($image,0,0,39,29,$line);
imageline($image,60,0,40,29,$line);
imageline($image,40,0,64,29,$line);
imageline($image,80,0,94,29,$line);
*/
header("Content-Type: image/png");
ImagePng($image);
ImageDestroy($image);
}