From 207f45818647c46cc1270a1c94ae711bc3d810ad Mon Sep 17 00:00:00 2001 From: gnuboard Date: Wed, 16 Oct 2013 16:27:34 +0900 Subject: [PATCH] =?UTF-8?q?=EC=BA=A1=EC=B1=A0=EC=82=AC=EC=9A=A9=EC=8B=9C?= =?UTF-8?q?=20ss=5Fbo=5Ftable,=20ss=5Fwr=5Fid=20=EC=84=B8=EC=85=98?= =?UTF-8?q?=EC=9D=B4=20=EC=83=9D=EA=B8=B0=EC=A7=80=20=EC=95=8A=EB=8D=98=20?= =?UTF-8?q?=EC=98=A4=EB=A5=98=20=EC=88=98=EC=A0=95=20&=20g5=5Fcaptcha=5Fpa?= =?UTF-8?q?th=20=EC=A0=9C=EA=B1=B0?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- plugin/kcaptcha/kcaptcha.lib.php | 559 ++++++++++++++------------- plugin/kcaptcha/kcaptcha_image.php | 4 +- plugin/kcaptcha/kcaptcha_session.php | 5 +- 3 files changed, 284 insertions(+), 284 deletions(-) diff --git a/plugin/kcaptcha/kcaptcha.lib.php b/plugin/kcaptcha/kcaptcha.lib.php index 60b4fc62e..e45b3cbd0 100644 --- a/plugin/kcaptcha/kcaptcha.lib.php +++ b/plugin/kcaptcha/kcaptcha.lib.php @@ -1,279 +1,282 @@ -keystring=''; - for($i=0;$i<$length;$i++){ - $this->keystring.=$allowed_symbols{mt_rand(0,strlen($allowed_symbols)-1)}; - } - if(!preg_match('/cp|cb|ck|c6|c9|rn|rm|mm|co|do|cl|db|qp|qb|dp|ww/', $this->keystring)) break; - } - */ - - $font_file=$fonts[mt_rand(0, count($fonts)-1)]; - $font=imagecreatefrompng($font_file); - imagealphablending($font, true); - $fontfile_width=imagesx($font); - $fontfile_height=imagesy($font)-1; - $font_metrics=array(); - $symbol=0; - $reading_symbol=false; - - // loading font - for($i=0;$i<$fontfile_width && $symbol<$alphabet_length;$i++){ - $transparent = (imagecolorat($font, $i, 0) >> 24) == 127; - - if(!$reading_symbol && !$transparent){ - $font_metrics[$alphabet{$symbol}]=array('start'=>$i); - $reading_symbol=true; - continue; - } - - if($reading_symbol && $transparent){ - $font_metrics[$alphabet{$symbol}]['end']=$i; - $reading_symbol=false; - $symbol++; - continue; - } - } - - $img=imagecreatetruecolor($width, $height); - imagealphablending($img, true); - $white=imagecolorallocate($img, 255, 255, 255); - $black=imagecolorallocate($img, 0, 0, 0); - - imagefilledrectangle($img, 0, 0, $width-1, $height-1, $white); - - // draw text - $x=1; - for($i=0;$ikeystring);$i++){ - $m=$font_metrics[$this->keystring{$i}]; - - $y=mt_rand(-$fluctuation_amplitude, $fluctuation_amplitude)+($height-$fontfile_height)/2+2; - - if($no_spaces){ - $shift=0; - if($i>0){ - $shift=10000; - for($sy=7;$sy<$fontfile_height-20;$sy+=1){ - for($sx=$m['start']-1;$sx<$m['end'];$sx+=1){ - $rgb=imagecolorat($font, $sx, $sy); - $opacity=$rgb>>24; - if($opacity<127){ - $left=$sx-$m['start']+$x; - $py=$sy+$y; - if($py>$height) break; - for($px=min($left,$width-1);$px>$left-12 && $px>=0;$px-=1){ - $color=imagecolorat($img, $px, $py) & 0xff; - if($color+$opacity<190){ - if($shift>$left-$px){ - $shift=$left-$px; - } - break; - } - } - break; - } - } - } - if($shift==10000){ - $shift=mt_rand(4,6); - } - - } - }else{ - $shift=1; - } - imagecopy($img, $font, $x-$shift, $y, $m['start'], 1, $m['end']-$m['start'], $fontfile_height); - $x+=$m['end']-$m['start']-$shift; - } - }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], $background_color[2]); - imagefilledrectangle($img2, 0, 0, $width-1, $height-1, $background); - imagefilledrectangle($img2, 0, $height, $width-1, $height+12, $foreground); - $credits=empty($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; - $rand2=mt_rand(750000,1200000)/10000000; - $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".''; - $html .= "\n".''; - $html .= "\n".''; - $html .= "\n".'
'; - $html .= "\n".'자동등록방지'; - if (G5_IS_MOBILE) $html .= ''; - $html .= "\n".''; - if (!G5_IS_MOBILE) $html .= "\n".''; - $html .= "\n".''; - $html .= ''; - $html .= "\n".'자동등록방지 숫자를 순서대로 입력하세요.'; - $html .= "\n".'
'; - 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($sql); - return false; - } - return true; -} +keystring=''; + for($i=0;$i<$length;$i++){ + $this->keystring.=$allowed_symbols{mt_rand(0,strlen($allowed_symbols)-1)}; + } + if(!preg_match('/cp|cb|ck|c6|c9|rn|rm|mm|co|do|cl|db|qp|qb|dp|ww/', $this->keystring)) break; + } + */ + + $font_file=$fonts[mt_rand(0, count($fonts)-1)]; + $font=imagecreatefrompng($font_file); + imagealphablending($font, true); + $fontfile_width=imagesx($font); + $fontfile_height=imagesy($font)-1; + $font_metrics=array(); + $symbol=0; + $reading_symbol=false; + + // loading font + for($i=0;$i<$fontfile_width && $symbol<$alphabet_length;$i++){ + $transparent = (imagecolorat($font, $i, 0) >> 24) == 127; + + if(!$reading_symbol && !$transparent){ + $font_metrics[$alphabet{$symbol}]=array('start'=>$i); + $reading_symbol=true; + continue; + } + + if($reading_symbol && $transparent){ + $font_metrics[$alphabet{$symbol}]['end']=$i; + $reading_symbol=false; + $symbol++; + continue; + } + } + + $img=imagecreatetruecolor($width, $height); + imagealphablending($img, true); + $white=imagecolorallocate($img, 255, 255, 255); + $black=imagecolorallocate($img, 0, 0, 0); + + imagefilledrectangle($img, 0, 0, $width-1, $height-1, $white); + + // draw text + $x=1; + for($i=0;$ikeystring);$i++){ + $m=$font_metrics[$this->keystring{$i}]; + + $y=mt_rand(-$fluctuation_amplitude, $fluctuation_amplitude)+($height-$fontfile_height)/2+2; + + if($no_spaces){ + $shift=0; + if($i>0){ + $shift=10000; + for($sy=7;$sy<$fontfile_height-20;$sy+=1){ + for($sx=$m['start']-1;$sx<$m['end'];$sx+=1){ + $rgb=imagecolorat($font, $sx, $sy); + $opacity=$rgb>>24; + if($opacity<127){ + $left=$sx-$m['start']+$x; + $py=$sy+$y; + if($py>$height) break; + for($px=min($left,$width-1);$px>$left-12 && $px>=0;$px-=1){ + $color=imagecolorat($img, $px, $py) & 0xff; + if($color+$opacity<190){ + if($shift>$left-$px){ + $shift=$left-$px; + } + break; + } + } + break; + } + } + } + if($shift==10000){ + $shift=mt_rand(4,6); + } + + } + }else{ + $shift=1; + } + imagecopy($img, $font, $x-$shift, $y, $m['start'], 1, $m['end']-$m['start'], $fontfile_height); + $x+=$m['end']-$m['start']-$shift; + } + }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], $background_color[2]); + imagefilledrectangle($img2, 0, 0, $width-1, $height-1, $background); + imagefilledrectangle($img2, 0, $height, $width-1, $height+12, $foreground); + $credits=empty($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; + $rand2=mt_rand(750000,1200000)/10000000; + $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") +{ + $html .= "\n".''; + //$html .= "\n".''; + $html .= "\n".''; + $html .= "\n".'
'; + $html .= "\n".'자동등록방지'; + if (G5_IS_MOBILE) $html .= ''; + //$html .= "\n".''; + $html .= "\n".''; + if (!G5_IS_MOBILE) $html .= "\n".''; + $html .= "\n".''; + $html .= ''; + $html .= "\n".'자동등록방지 숫자를 순서대로 입력하세요.'; + $html .= "\n".'
'; + 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; +} ?> \ No newline at end of file diff --git a/plugin/kcaptcha/kcaptcha_image.php b/plugin/kcaptcha/kcaptcha_image.php index e45df0306..05337e3f9 100644 --- a/plugin/kcaptcha/kcaptcha_image.php +++ b/plugin/kcaptcha/kcaptcha_image.php @@ -1,9 +1,7 @@ setKeyString(get_session("ss_captcha_key")); $captcha->getKeyString(); diff --git a/plugin/kcaptcha/kcaptcha_session.php b/plugin/kcaptcha/kcaptcha_session.php index 77b1eb036..81ad7efbb 100644 --- a/plugin/kcaptcha/kcaptcha_session.php +++ b/plugin/kcaptcha/kcaptcha_session.php @@ -1,8 +1,7 @@