Clansphere :: FREE Clan Content Management System

|

|

|

Bei Problemen mit Code von mir bitte eine Private Nachricht an mich

|

<?php
// ClanSphere 2010 - www.clansphere.net
// $Id$

function cs_captcha($hash) {

$gd_info = gd_info();
$chars = strlen($hash);
$height = $chars == 3 ? 18 : 40;
$charsize = $chars * 20;
$img = ImageCreateTrueColor($charsize,$height);
$bgc = ImageColorAllocate($img,rand(0,80),rand(0,80),rand(0,80));
ImageFill($img,0,0,$bgc);

for($i=1;$i<$chars;$i++) {
$linecolor = ImageColorAllocate($img,rand(0,150),rand(0,150),rand(0,150));
ImageLine($img, $i * 20, 0, $i * 20, $height, $linecolor);
}
$linecolor = ImageColorAllocate($img,rand(0,150),rand(0,150),rand(0,150));
ImageLine($img, 0, $height / 3, $charsize, $height / 3, $linecolor);
$linecolor = ImageColorAllocate($img,rand(0,150),rand(0,150),rand(0,150));
ImageLine($img, 0, $height / 3 * 2, $charsize, $height / 3 * 2, $linecolor);

$linecolor = ImageColorAllocate($img,0,0,0);
ImageLine($img, 0, 0, $charsize, 0, $linecolor);
ImageLine($img, 0, $height - 1, $charsize, $height - 1, $linecolor);
ImageLine($img, 0, 0, 0, $height - 1, $linecolor);
ImageLine($img, $charsize - 1, 0, $charsize - 1, $height - 1, $linecolor);

for($i=0;$i<$chars;$i++) {
$textcolor = ImageColorAllocate($img,rand(100,250),rand(100,250),rand(100,250));
ImageString($img,rand(3,5),rand(($i * 20 + 2),($i * 20 + 8)),rand(2,$height - 20),$hash{$i},$textcolor);
}

# disable browser / proxy caching
header("Cache-Control: max-age=0, no-cache, no-store, must-revalidate");
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");

if(!empty($gd_info["PNG Support"])) {
header("Content-type:image/png");
ImagePNG($img);
}
elseif(!empty($gd_info["JPG Support"]) OR !empty($gd_info["JPEG Support"])) {
header("Content-type:image/jpg");
ImageJPEG($img);
}
elseif(!empty($gd_info["GIF Create Support"])) {
header("Content-type:image/gif");
ImageGIF($img);
}
else {
cs_error(__FILE__,'Could not create image file using GD');
}
}

function cs_resample($image, $target, $max_width, $max_height) {

$gd_info = gd_info();
$im_info = array();

if(file_exists($image)) {
$im_info = getimagesize($image);
}
else {
cs_error(__FILE__,'Image file does not exist: "' . $image . '"');
return false;
}

if($im_info[2] == 1 AND !empty($gd_info["GIF Read Support"])) {
$src = ImageCreateFromGIF($image);
}
elseif($im_info[2] == 2 AND (!empty($gd_info["JPG Support"]) OR !empty($gd_info["JPEG Support"]))) {
$src = ImageCreateFromJPEG($image);
}
elseif($im_info[2] == 3 AND !empty($gd_info["PNG Support"])) {
$src = ImageCreateFromPNG($image);
}
else {
cs_error(__FILE__,'Image filetype is not supported: "' . $image . '"');
return false;
}

$factor = max($im_info[1] / $max_height, $im_info[0] / $max_width);
$im_new[0] = floor($im_info[0] / $factor);
$im_new[1] = floor($im_info[1] / $factor);
$dst = ImageCreateTrueColor($im_new[0],$im_new[1]);

ImageCopyResampled($dst,$src,0,0,0,0,$im_new[0],$im_new[1],$im_info[0],$im_info[1]);

if($im_info[2] == 1) {
$return = ImageGIF($dst,$target) ? 1 : 0;
}
elseif($im_info[2] == 2) {
$return = ImageJPEG($dst,$target,100) ? 1 : 0;
}
elseif($im_info[2] == 3) {
$return = ImagePNG($dst,$target) ? 1 : 0;
}
else {
cs_error(__FILE__,'Failed to write resampled image file: "' . $target . '"');
return false;
}
return $return;
}

|

Bei Problemen mit Code von mir bitte eine Private Nachricht an mich

|

|

|

|

|

|

|