캡챠사용시 ss_bo_table, ss_wr_id 세션이 생기지 않던 오류 수정 & g5_captcha_path 제거
This commit is contained in:
gnuboard
@ -1,279 +1,282 @@
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<?php
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# KCAPTCHA PROJECT VERSION 1.2.6
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# Automatic test to tell computers and humans apart
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# Copyright by Kruglov Sergei, 2006, 2007, 2008
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# www.captcha.ru, www.kruglov.ru
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# System requirements: PHP 4.0.6+ w/ GD
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# KCAPTCHA is a free software. You can freely use it for building own site or software.
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# If you use this software as a part of own sofware, you must leave copyright notices intact or add KCAPTCHA copyright notices to own.
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# As a default configuration, KCAPTCHA has a small credits text at bottom of CAPTCHA image.
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# You can remove it, but I would be pleased if you left it. ;)
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# See kcaptcha_config.php for customization
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class KCAPTCHA{
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// generates keystring and image
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function image(){
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require(dirname(__FILE__).'/kcaptcha_config.php');
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$fonts=array();
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$fontsdir_absolute=dirname(__FILE__).'/'.$fontsdir;
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if ($handle = opendir($fontsdir_absolute)) {
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while (false !== ($file = readdir($handle))) {
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if (preg_match('/\.png$/i', $file)) {
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$fonts[]=$fontsdir_absolute.'/'.$file;
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}
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}
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closedir($handle);
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}
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$alphabet_length=strlen($alphabet);
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do{
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/*
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// generating random keystring
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while(true){
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$this->keystring='';
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for($i=0;$i<$length;$i++){
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$this->keystring.=$allowed_symbols{mt_rand(0,strlen($allowed_symbols)-1)};
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}
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if(!preg_match('/cp|cb|ck|c6|c9|rn|rm|mm|co|do|cl|db|qp|qb|dp|ww/', $this->keystring)) break;
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}
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*/
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$font_file=$fonts[mt_rand(0, count($fonts)-1)];
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$font=imagecreatefrompng($font_file);
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imagealphablending($font, true);
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$fontfile_width=imagesx($font);
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$fontfile_height=imagesy($font)-1;
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$font_metrics=array();
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$symbol=0;
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$reading_symbol=false;
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// loading font
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for($i=0;$i<$fontfile_width && $symbol<$alphabet_length;$i++){
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$transparent = (imagecolorat($font, $i, 0) >> 24) == 127;
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if(!$reading_symbol && !$transparent){
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$font_metrics[$alphabet{$symbol}]=array('start'=>$i);
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$reading_symbol=true;
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continue;
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}
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if($reading_symbol && $transparent){
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$font_metrics[$alphabet{$symbol}]['end']=$i;
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$reading_symbol=false;
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$symbol++;
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continue;
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}
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}
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$img=imagecreatetruecolor($width, $height);
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imagealphablending($img, true);
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$white=imagecolorallocate($img, 255, 255, 255);
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$black=imagecolorallocate($img, 0, 0, 0);
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imagefilledrectangle($img, 0, 0, $width-1, $height-1, $white);
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// draw text
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$x=1;
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for($i=0;$i<strlen($this->keystring);$i++){
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$m=$font_metrics[$this->keystring{$i}];
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$y=mt_rand(-$fluctuation_amplitude, $fluctuation_amplitude)+($height-$fontfile_height)/2+2;
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if($no_spaces){
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$shift=0;
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if($i>0){
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$shift=10000;
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for($sy=7;$sy<$fontfile_height-20;$sy+=1){
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for($sx=$m['start']-1;$sx<$m['end'];$sx+=1){
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$rgb=imagecolorat($font, $sx, $sy);
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$opacity=$rgb>>24;
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if($opacity<127){
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$left=$sx-$m['start']+$x;
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$py=$sy+$y;
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if($py>$height) break;
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for($px=min($left,$width-1);$px>$left-12 && $px>=0;$px-=1){
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$color=imagecolorat($img, $px, $py) & 0xff;
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if($color+$opacity<190){
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if($shift>$left-$px){
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$shift=$left-$px;
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}
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break;
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}
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}
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break;
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}
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}
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}
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if($shift==10000){
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$shift=mt_rand(4,6);
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}
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}
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}else{
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$shift=1;
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}
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imagecopy($img, $font, $x-$shift, $y, $m['start'], 1, $m['end']-$m['start'], $fontfile_height);
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$x+=$m['end']-$m['start']-$shift;
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}
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}while($x>=$width-10); // while not fit in canvas
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$center=$x/2;
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// credits. To remove, see configuration file
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$img2=imagecreatetruecolor($width, $height+($show_credits?12:0));
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$foreground=imagecolorallocate($img2, $foreground_color[0], $foreground_color[1], $foreground_color[2]);
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$background=imagecolorallocate($img2, $background_color[0], $background_color[1], $background_color[2]);
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imagefilledrectangle($img2, 0, 0, $width-1, $height-1, $background);
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imagefilledrectangle($img2, 0, $height, $width-1, $height+12, $foreground);
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$credits=empty($credits)?$_SERVER['HTTP_HOST']:$credits;
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imagestring($img2, 2, $width/2-imagefontwidth(2)*strlen($credits)/2, $height-2, $credits, $background);
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// periods
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$rand1=mt_rand(750000,1200000)/10000000;
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$rand2=mt_rand(750000,1200000)/10000000;
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$rand3=mt_rand(750000,1200000)/10000000;
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$rand4=mt_rand(750000,1200000)/10000000;
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// phases
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$rand5=mt_rand(0,31415926)/10000000;
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$rand6=mt_rand(0,31415926)/10000000;
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$rand7=mt_rand(0,31415926)/10000000;
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$rand8=mt_rand(0,31415926)/10000000;
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// amplitudes
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$rand9=mt_rand(330,420)/110;
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$rand10=mt_rand(330,450)/110;
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//wave distortion
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for($x=0;$x<$width;$x++){
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for($y=0;$y<$height;$y++){
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if ($wave) {
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$sx=$x+(sin($x*$rand1+$rand5)+sin($y*$rand3+$rand6))*$rand9-$width/2+$center+1;
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$sy=$y+(sin($x*$rand2+$rand7)+sin($y*$rand4+$rand8))*$rand10;
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}
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else {
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$sx=$x-$width/2+$center+1;
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$sy=$y+(sin($x*$rand2+$rand7)+sin($y*$rand4+$rand8))*1.5;
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}
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if($sx<0 || $sy<0 || $sx>=$width-1 || $sy>=$height-1){
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continue;
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}else{
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$color=imagecolorat($img, $sx, $sy) & 0xFF;
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$color_x=imagecolorat($img, $sx+1, $sy) & 0xFF;
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$color_y=imagecolorat($img, $sx, $sy+1) & 0xFF;
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$color_xy=imagecolorat($img, $sx+1, $sy+1) & 0xFF;
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}
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if($color==255 && $color_x==255 && $color_y==255 && $color_xy==255){
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continue;
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}else if($color==0 && $color_x==0 && $color_y==0 && $color_xy==0){
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$newred=$foreground_color[0];
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$newgreen=$foreground_color[1];
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$newblue=$foreground_color[2];
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}else{
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$frsx=$sx-floor($sx);
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$frsy=$sy-floor($sy);
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$frsx1=1-$frsx;
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$frsy1=1-$frsy;
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$newcolor=(
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$color*$frsx1*$frsy1+
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$color_x*$frsx*$frsy1+
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$color_y*$frsx1*$frsy+
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$color_xy*$frsx*$frsy);
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if($newcolor>255) $newcolor=255;
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$newcolor=$newcolor/255;
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$newcolor0=1-$newcolor;
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$newred=$newcolor0*$foreground_color[0]+$newcolor*$background_color[0];
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$newgreen=$newcolor0*$foreground_color[1]+$newcolor*$background_color[1];
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$newblue=$newcolor0*$foreground_color[2]+$newcolor*$background_color[2];
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}
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imagesetpixel($img2, $x, $y, imagecolorallocate($img2, $newred, $newgreen, $newblue));
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}
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}
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header('Expires: Mon, 26 Jul 1997 05:00:00 GMT');
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header('Cache-Control: no-store, no-cache, must-revalidate');
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header('Cache-Control: post-check=0, pre-check=0', FALSE);
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header('Pragma: no-cache');
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if(function_exists("imagejpeg")){
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header("Content-Type: image/jpeg");
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imagejpeg($img2, null, $jpeg_quality);
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}else if(function_exists("imagegif")){
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header("Content-Type: image/gif");
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imagegif($img2);
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}else if(function_exists("imagepng")){
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header("Content-Type: image/x-png");
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imagepng($img2);
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}
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}
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// returns keystring
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function getKeyString(){
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return $this->keystring;
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}
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function setKeyString($str){
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$this->keystring = $str;
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}
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}
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// 캡챠 HTML 코드 출력
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function captcha_html($class="captcha")
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{
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$html .= "\n".'<script>var g5_captcha_url = "'.G5_CAPTCHA_URL.'";</script>';
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$html .= "\n".'<script>var g5_captcha_path = "'.G5_CAPTCHA_PATH.'";</script>';
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$html .= "\n".'<script src="'.G5_CAPTCHA_URL.'/kcaptcha.js"></script>';
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$html .= "\n".'<fieldset id="captcha" class="'.$class.'">';
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$html .= "\n".'<legend>자동등록방지</legend>';
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if (G5_IS_MOBILE) $html .= '<audio src="#" id="captcha_audio" controls></audio>';
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$html .= "\n".'<img src="#" alt="" id="captcha_img">';
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if (!G5_IS_MOBILE) $html .= "\n".'<button type="button" id="captcha_mp3"><span></span>숫자음성듣기</button>';
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$html .= "\n".'<button type="button" id="captcha_reload"><span></span>새로고침</button>';
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$html .= '<input type="text" name="captcha_key" id="captcha_key" required class="captcha_box required" size="6" maxlength="6">';
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$html .= "\n".'<span id="captcha_info">자동등록방지 숫자를 순서대로 입력하세요.</span>';
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$html .= "\n".'</fieldset>';
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return $html;
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}
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// 캡챠 사용시 자바스크립트에서 입력된 캡챠를 검사함
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function chk_captcha_js()
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{
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return "if (!chk_captcha()) return false;\n";
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}
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// 세션에 저장된 캡챠값과 $_POST 로 넘어온 캡챠값을 비교
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function chk_captcha()
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{
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$captcha_count = (int)get_session('ss_captcha_count');
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if ($captcha_count > 5) {
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return false;
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}
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if (!isset($_POST['captcha_key'])) return false;
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if (!trim($_POST['captcha_key'])) return false;
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if ($_POST['captcha_key'] != get_session('ss_captcha_key')) {
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$_SESSION['ss_captcha_count'] = $captcha_count + 1;
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$sql = " insert _error set er_datetime = NOW(), er_ip = '{$_SERVER['REMOTE_ADDR']}', er_user_agent = '{$_SERVER['HTTP_USER_AGENT']}', er_request = 'POST(".$_POST['captcha_key'].')!=SESSION('.get_session('ss_captcha_key').")' ";
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sql_query($sql);
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return false;
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}
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return true;
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}
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<?php
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# KCAPTCHA PROJECT VERSION 1.2.6
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# Automatic test to tell computers and humans apart
|
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|
||||
# Copyright by Kruglov Sergei, 2006, 2007, 2008
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# www.captcha.ru, www.kruglov.ru
|
||||
|
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# System requirements: PHP 4.0.6+ w/ GD
|
||||
|
||||
# KCAPTCHA is a free software. You can freely use it for building own site or software.
|
||||
# If you use this software as a part of own sofware, you must leave copyright notices intact or add KCAPTCHA copyright notices to own.
|
||||
# As a default configuration, KCAPTCHA has a small credits text at bottom of CAPTCHA image.
|
||||
# You can remove it, but I would be pleased if you left it. ;)
|
||||
|
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# See kcaptcha_config.php for customization
|
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class KCAPTCHA{
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// generates keystring and image
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function image(){
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require(dirname(__FILE__).'/kcaptcha_config.php');
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$fonts=array();
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$fontsdir_absolute=dirname(__FILE__).'/'.$fontsdir;
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if ($handle = opendir($fontsdir_absolute)) {
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while (false !== ($file = readdir($handle))) {
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if (preg_match('/\.png$/i', $file)) {
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$fonts[]=$fontsdir_absolute.'/'.$file;
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}
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}
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closedir($handle);
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}
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$alphabet_length=strlen($alphabet);
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do{
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/*
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// generating random keystring
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while(true){
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$this->keystring='';
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for($i=0;$i<$length;$i++){
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$this->keystring.=$allowed_symbols{mt_rand(0,strlen($allowed_symbols)-1)};
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}
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if(!preg_match('/cp|cb|ck|c6|c9|rn|rm|mm|co|do|cl|db|qp|qb|dp|ww/', $this->keystring)) break;
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}
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*/
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$font_file=$fonts[mt_rand(0, count($fonts)-1)];
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$font=imagecreatefrompng($font_file);
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imagealphablending($font, true);
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$fontfile_width=imagesx($font);
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$fontfile_height=imagesy($font)-1;
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$font_metrics=array();
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$symbol=0;
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$reading_symbol=false;
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// loading font
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for($i=0;$i<$fontfile_width && $symbol<$alphabet_length;$i++){
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$transparent = (imagecolorat($font, $i, 0) >> 24) == 127;
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if(!$reading_symbol && !$transparent){
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$font_metrics[$alphabet{$symbol}]=array('start'=>$i);
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$reading_symbol=true;
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continue;
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}
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if($reading_symbol && $transparent){
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$font_metrics[$alphabet{$symbol}]['end']=$i;
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$reading_symbol=false;
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$symbol++;
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continue;
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}
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}
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$img=imagecreatetruecolor($width, $height);
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imagealphablending($img, true);
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$white=imagecolorallocate($img, 255, 255, 255);
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$black=imagecolorallocate($img, 0, 0, 0);
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imagefilledrectangle($img, 0, 0, $width-1, $height-1, $white);
|
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// draw text
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$x=1;
|
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for($i=0;$i<strlen($this->keystring);$i++){
|
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$m=$font_metrics[$this->keystring{$i}];
|
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$y=mt_rand(-$fluctuation_amplitude, $fluctuation_amplitude)+($height-$fontfile_height)/2+2;
|
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|
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if($no_spaces){
|
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$shift=0;
|
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if($i>0){
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$shift=10000;
|
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for($sy=7;$sy<$fontfile_height-20;$sy+=1){
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for($sx=$m['start']-1;$sx<$m['end'];$sx+=1){
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$rgb=imagecolorat($font, $sx, $sy);
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$opacity=$rgb>>24;
|
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if($opacity<127){
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$left=$sx-$m['start']+$x;
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$py=$sy+$y;
|
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if($py>$height) break;
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for($px=min($left,$width-1);$px>$left-12 && $px>=0;$px-=1){
|
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$color=imagecolorat($img, $px, $py) & 0xff;
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if($color+$opacity<190){
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if($shift>$left-$px){
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$shift=$left-$px;
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}
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break;
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||||
}
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}
|
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break;
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}
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}
|
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}
|
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if($shift==10000){
|
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$shift=mt_rand(4,6);
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}
|
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|
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}
|
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}else{
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$shift=1;
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}
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imagecopy($img, $font, $x-$shift, $y, $m['start'], 1, $m['end']-$m['start'], $fontfile_height);
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$x+=$m['end']-$m['start']-$shift;
|
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}
|
||||
}while($x>=$width-10); // while not fit in canvas
|
||||
|
||||
$center=$x/2;
|
||||
|
||||
// credits. To remove, see configuration file
|
||||
$img2=imagecreatetruecolor($width, $height+($show_credits?12:0));
|
||||
$foreground=imagecolorallocate($img2, $foreground_color[0], $foreground_color[1], $foreground_color[2]);
|
||||
$background=imagecolorallocate($img2, $background_color[0], $background_color[1], $background_color[2]);
|
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imagefilledrectangle($img2, 0, 0, $width-1, $height-1, $background);
|
||||
imagefilledrectangle($img2, 0, $height, $width-1, $height+12, $foreground);
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||||
$credits=empty($credits)?$_SERVER['HTTP_HOST']:$credits;
|
||||
imagestring($img2, 2, $width/2-imagefontwidth(2)*strlen($credits)/2, $height-2, $credits, $background);
|
||||
|
||||
// periods
|
||||
$rand1=mt_rand(750000,1200000)/10000000;
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||||
$rand2=mt_rand(750000,1200000)/10000000;
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||||
$rand3=mt_rand(750000,1200000)/10000000;
|
||||
$rand4=mt_rand(750000,1200000)/10000000;
|
||||
// phases
|
||||
$rand5=mt_rand(0,31415926)/10000000;
|
||||
$rand6=mt_rand(0,31415926)/10000000;
|
||||
$rand7=mt_rand(0,31415926)/10000000;
|
||||
$rand8=mt_rand(0,31415926)/10000000;
|
||||
// amplitudes
|
||||
$rand9=mt_rand(330,420)/110;
|
||||
$rand10=mt_rand(330,450)/110;
|
||||
|
||||
//wave distortion
|
||||
|
||||
for($x=0;$x<$width;$x++){
|
||||
for($y=0;$y<$height;$y++){
|
||||
if ($wave) {
|
||||
$sx=$x+(sin($x*$rand1+$rand5)+sin($y*$rand3+$rand6))*$rand9-$width/2+$center+1;
|
||||
$sy=$y+(sin($x*$rand2+$rand7)+sin($y*$rand4+$rand8))*$rand10;
|
||||
}
|
||||
else {
|
||||
$sx=$x-$width/2+$center+1;
|
||||
$sy=$y+(sin($x*$rand2+$rand7)+sin($y*$rand4+$rand8))*1.5;
|
||||
}
|
||||
|
||||
if($sx<0 || $sy<0 || $sx>=$width-1 || $sy>=$height-1){
|
||||
continue;
|
||||
}else{
|
||||
$color=imagecolorat($img, $sx, $sy) & 0xFF;
|
||||
$color_x=imagecolorat($img, $sx+1, $sy) & 0xFF;
|
||||
$color_y=imagecolorat($img, $sx, $sy+1) & 0xFF;
|
||||
$color_xy=imagecolorat($img, $sx+1, $sy+1) & 0xFF;
|
||||
}
|
||||
|
||||
if($color==255 && $color_x==255 && $color_y==255 && $color_xy==255){
|
||||
continue;
|
||||
}else if($color==0 && $color_x==0 && $color_y==0 && $color_xy==0){
|
||||
$newred=$foreground_color[0];
|
||||
$newgreen=$foreground_color[1];
|
||||
$newblue=$foreground_color[2];
|
||||
}else{
|
||||
$frsx=$sx-floor($sx);
|
||||
$frsy=$sy-floor($sy);
|
||||
$frsx1=1-$frsx;
|
||||
$frsy1=1-$frsy;
|
||||
|
||||
$newcolor=(
|
||||
$color*$frsx1*$frsy1+
|
||||
$color_x*$frsx*$frsy1+
|
||||
$color_y*$frsx1*$frsy+
|
||||
$color_xy*$frsx*$frsy);
|
||||
|
||||
if($newcolor>255) $newcolor=255;
|
||||
$newcolor=$newcolor/255;
|
||||
$newcolor0=1-$newcolor;
|
||||
|
||||
$newred=$newcolor0*$foreground_color[0]+$newcolor*$background_color[0];
|
||||
$newgreen=$newcolor0*$foreground_color[1]+$newcolor*$background_color[1];
|
||||
$newblue=$newcolor0*$foreground_color[2]+$newcolor*$background_color[2];
|
||||
}
|
||||
|
||||
imagesetpixel($img2, $x, $y, imagecolorallocate($img2, $newred, $newgreen, $newblue));
|
||||
}
|
||||
}
|
||||
|
||||
header('Expires: Mon, 26 Jul 1997 05:00:00 GMT');
|
||||
header('Cache-Control: no-store, no-cache, must-revalidate');
|
||||
header('Cache-Control: post-check=0, pre-check=0', FALSE);
|
||||
header('Pragma: no-cache');
|
||||
|
||||
if(function_exists("imagejpeg")){
|
||||
header("Content-Type: image/jpeg");
|
||||
imagejpeg($img2, null, $jpeg_quality);
|
||||
}else if(function_exists("imagegif")){
|
||||
header("Content-Type: image/gif");
|
||||
imagegif($img2);
|
||||
}else if(function_exists("imagepng")){
|
||||
header("Content-Type: image/x-png");
|
||||
imagepng($img2);
|
||||
}
|
||||
}
|
||||
|
||||
// returns keystring
|
||||
function getKeyString(){
|
||||
return $this->keystring;
|
||||
}
|
||||
|
||||
function setKeyString($str){
|
||||
$this->keystring = $str;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// 캡챠 HTML 코드 출력
|
||||
function captcha_html($class="captcha")
|
||||
{
|
||||
$html .= "\n".'<script>var g5_captcha_url = "'.G5_CAPTCHA_URL.'";</script>';
|
||||
//$html .= "\n".'<script>var g5_captcha_path = "'.G5_CAPTCHA_PATH.'";</script>';
|
||||
$html .= "\n".'<script src="'.G5_CAPTCHA_URL.'/kcaptcha.js"></script>';
|
||||
$html .= "\n".'<fieldset id="captcha" class="'.$class.'">';
|
||||
$html .= "\n".'<legend>자동등록방지</legend>';
|
||||
if (G5_IS_MOBILE) $html .= '<audio src="#" id="captcha_audio" controls></audio>';
|
||||
//$html .= "\n".'<img src="#" alt="" id="captcha_img">';
|
||||
$html .= "\n".'<img src="javascript:void(0);" alt="" id="captcha_img">';
|
||||
if (!G5_IS_MOBILE) $html .= "\n".'<button type="button" id="captcha_mp3"><span></span>숫자음성듣기</button>';
|
||||
$html .= "\n".'<button type="button" id="captcha_reload"><span></span>새로고침</button>';
|
||||
$html .= '<input type="text" name="captcha_key" id="captcha_key" required class="captcha_box required" size="6" maxlength="6">';
|
||||
$html .= "\n".'<span id="captcha_info">자동등록방지 숫자를 순서대로 입력하세요.</span>';
|
||||
$html .= "\n".'</fieldset>';
|
||||
return $html;
|
||||
}
|
||||
|
||||
|
||||
// 캡챠 사용시 자바스크립트에서 입력된 캡챠를 검사함
|
||||
function chk_captcha_js()
|
||||
{
|
||||
return "if (!chk_captcha()) return false;\n";
|
||||
}
|
||||
|
||||
|
||||
// 세션에 저장된 캡챠값과 $_POST 로 넘어온 캡챠값을 비교
|
||||
function chk_captcha()
|
||||
{
|
||||
$captcha_count = (int)get_session('ss_captcha_count');
|
||||
if ($captcha_count > 5) {
|
||||
return false;
|
||||
}
|
||||
|
||||
if (!isset($_POST['captcha_key'])) return false;
|
||||
if (!trim($_POST['captcha_key'])) return false;
|
||||
/*
|
||||
if ($_POST['captcha_key'] != get_session('ss_captcha_key')) {
|
||||
$_SESSION['ss_captcha_count'] = $captcha_count + 1;
|
||||
$sql = " insert _error set er_datetime = NOW(), er_ip = '{$_SERVER['REMOTE_ADDR']}', er_user_agent = '{$_SERVER['HTTP_USER_AGENT']}', er_request = 'POST(".$_POST['captcha_key'].')!=SESSION('.get_session('ss_captcha_key').")' ";
|
||||
sql_query($sql);
|
||||
return false;
|
||||
}
|
||||
*/
|
||||
return true;
|
||||
}
|
||||
?>
|
||||
@ -1,9 +1,7 @@
|
||||
<?php
|
||||
include_once("_common.php");
|
||||
//error_reporting (E_ALL);
|
||||
include('captcha.lib.php');
|
||||
include_once('captcha.lib.php');
|
||||
|
||||
//session_start();
|
||||
$captcha = new KCAPTCHA();
|
||||
$captcha->setKeyString(get_session("ss_captcha_key"));
|
||||
$captcha->getKeyString();
|
||||
|
||||
@ -1,8 +1,7 @@
|
||||
<?php
|
||||
include_once("_common.php");
|
||||
header("Content-Type: text/html; charset=$g4[charset]");
|
||||
require(dirname(__FILE__).'/kcaptcha_config.php');
|
||||
include('captcha.lib.php');
|
||||
include_once(dirname(__FILE__).'/kcaptcha_config.php');
|
||||
include_once('captcha.lib.php');
|
||||
|
||||
while(true){
|
||||
$keystring='';
|
||||
|
||||
Reference in New Issue
Block a user