Remove KCAPTCHA (no replacement yet)
This commit is contained in:
parent
f2dee69211
commit
201f137caa
GPG key ID:
8269E24B4008E32A
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@ -450,7 +450,7 @@ class ActionAjax extends Action
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/**
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* Подключаем каптчу
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*/
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require_once(Config::Get('path.framework.libs_vendor.server') . '/kcaptcha/kcaptcha.php');
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// TODO
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/**
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* Определяем уникальное название (возможность нескольких каптч на одной странице)
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*/
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@ -461,8 +461,8 @@ class ActionAjax extends Action
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/**
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* Генерируем каптчу и сохраняем код в сессию
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*/
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$oCaptcha = new KCAPTCHA();
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$this->Session_Set('captcha_keystring' . ($sName ? '_' . $sName : ''), $oCaptcha->getKeyString());
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$keystring = 'TODO';
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$this->Session_Set('captcha_keystring' . ($sName ? '_' . $sName : ''), $keystring);
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$this->SetTemplate(false);
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}
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@ -2119,4 +2119,4 @@ class ActionAjax extends Action
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$this->Viewer_AssignAjax('last_id', end($aWall['collection'])->getId());
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}
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}
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}
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}
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@ -1,4 +0,0 @@
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<Files ~ "*">
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Order allow,deny
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Deny from all
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</Files>
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Binary file not shown.
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Before Width: | Height: | Size: 15 KiB |
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Before Width: | Height: | Size: 13 KiB |
BIN
framework/libs/vendor/kcaptcha/fonts/times_bold.png
vendored
BIN
framework/libs/vendor/kcaptcha/fonts/times_bold.png
vendored
Binary file not shown.
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Before Width: | Height: | Size: 14 KiB |
236
framework/libs/vendor/kcaptcha/kcaptcha.php
vendored
236
framework/libs/vendor/kcaptcha/kcaptcha.php
vendored
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@ -1,236 +0,0 @@
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<?php
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# KCAPTCHA PROJECT VERSION 2.0
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# Automatic test to tell computers and humans apart
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# Copyright by Kruglov Sergei, 2006, 2007, 2008, 2011
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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 developing 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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public function __construct(){
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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($alphabet);
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do{
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// generating random keystring
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while(true){
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$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/', $this->keystring)) break;
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}
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$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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$odd=mt_rand(0,1);
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if($odd==0) $odd=-1;
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for($i=0;$i<$length;$i++){
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$m=$font_metrics[$this->keystring{$i}];
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$y=(($i%2)*$fluctuation_amplitude - $fluctuation_amplitude/2)*$odd
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+ mt_rand(-round($fluctuation_amplitude/3), round($fluctuation_amplitude/3))
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+ ($height-$fontfile_height)/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($sy=3;$sy<$fontfile_height-10;$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-200 && $px>=0;$px-=1){
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$color=imagecolorat($img, $px, $py) & 0xff;
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if($color+$opacity<170){ // 170 - threshold
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if($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>=$width-10); // while not fit in canvas
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//noise
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$white=imagecolorallocate($font, 255, 255, 255);
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$black=imagecolorallocate($font, 0, 0, 0);
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for($i=0;$i<(($height-30)*$x)*$white_noise_density;$i++){
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imagesetpixel($img, mt_rand(0, $x-1), mt_rand(10, $height-15), $white);
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}
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for($i=0;$i<(($height-30)*$x)*$black_noise_density;$i++){
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imagesetpixel($img, mt_rand(0, $x-1), mt_rand(10, $height-15), $black);
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}
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$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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$rand10=mt_rand(330,450)/100;
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//wave distortion
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for($x=0;$x<$width;$x++){
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for($y=0;$y<$height;$y++){
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$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))*$rand10;
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if($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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public function getKeyString(){
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return $this->keystring;
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}
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}
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@ -1,47 +0,0 @@
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<?php
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# KCAPTCHA configuration file
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$alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"; # do not change without changing font files!
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# symbols used to draw CAPTCHA
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//$allowed_symbols = "0123456789"; #digits
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//$allowed_symbols = "23456789abcdegkmnpqsuvxyz"; #alphabet without similar symbols (o=0, 1=l, i=j, t=f)
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$allowed_symbols = "23456789abcdegikpqsvxyz"; #alphabet without similar symbols (o=0, 1=l, i=j, t=f)
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# folder with fonts
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$fontsdir = 'fonts';
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# CAPTCHA string length
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//$length = mt_rand(5,7); # random 5 or 6 or 7
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$length = 3;
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# CAPTCHA image size (you do not need to change it, this parameters is optimal)
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$width = 80;
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$height = 60;
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# symbol's vertical fluctuation amplitude
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$fluctuation_amplitude = 8;
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#noise
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//$white_noise_density=0; // no white noise
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$white_noise_density=1/6;
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//$black_noise_density=0; // no black noise
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$black_noise_density=1/30;
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# increase safety by prevention of spaces between symbols
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$no_spaces = true;
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# show credits
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$show_credits = false; # set to false to remove credits line. Credits adds 12 pixels to image height
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$credits = 'www.captcha.ru'; # if empty, HTTP_HOST will be shown
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# CAPTCHA image colors (RGB, 0-255)
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//$foreground_color = array(0, 0, 0);
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//$background_color = array(220, 230, 255);
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$foreground_color = array(mt_rand(0,80), mt_rand(0,80), mt_rand(0,80));
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$background_color = array(mt_rand(220,255), mt_rand(220,255), mt_rand(220,255));
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# JPEG quality of CAPTCHA image (bigger is better quality, but larger file size)
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$jpeg_quality = 90;
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?>
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BIN
framework/libs/vendor/kcaptcha/logo.png
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BIN
framework/libs/vendor/kcaptcha/logo.png
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Binary file not shown.
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Before Width: | Height: | Size: 8 KiB |
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@ -1,42 +0,0 @@
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<?
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# preparing PNG fonts to use with KCAPTCHA.
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# reads files from folder "../fonts0", scans for symbols ans spaces and writes new font file with cached symbols positions to filder "../fonts"
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# comment or remove next line for using (commented for security reason):
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exit();
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if ($handle = opendir('../fonts0')) {
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while (false !== ($file = readdir($handle))) {
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if ($file == "." || $file == "..") {
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continue;
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}
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$img=imagecreatefrompng('../fonts0/'.$file);
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imageAlphaBlending($img, false);
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imageSaveAlpha($img, true);
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$transparent=imagecolorallocatealpha($img,255,255,255,127);
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$white=imagecolorallocate($img,255,255,255);
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$black=imagecolorallocate($img,0,0,0);
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$gray=imagecolorallocate($img,100,100,100);
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for($x=0;$x<imagesx($img);$x++){
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$space=true;
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$column_opacity=0;
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for($y=1;$y<imagesy($img);$y++){
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$rgb = ImageColorAt($img, $x, $y);
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$opacity=$rgb>>24;
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if($opacity!=127){
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$space=false;
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}
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$column_opacity+=127-$opacity;
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}
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if(!$space){
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imageline($img,$x,0,$x,0,$column_opacity<200?$gray:$black);
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}
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}
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imagepng($img,'../fonts/'.$file);
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}
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closedir($handle);
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}
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?>
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