diff --git a/plugins/captcha/crypt/cryptographp.inc.php b/plugins/captcha/crypt/cryptographp.inc.php index d0d1178..851f5ce 100644 --- a/plugins/captcha/crypt/cryptographp.inc.php +++ b/plugins/captcha/crypt/cryptographp.inc.php @@ -21,12 +21,11 @@ if ($_GET[$_GET['sn']] == "") { unset ($_GET['sn']); } session_start(); -// N'accepte que les fichiers de config du meme r?pertoire +// Takes only the configuration files in the same directory if (is_file($_GET['cfg']) and dirname($_GET['cfg']) == '.' ) { $_SESSION['configfile']=$_GET['cfg']; } else { $_SESSION['configfile'] = "cryptographp.cfg.php"; } include($_SESSION['configfile']); -// V?rifie si l'utilisateur a le droit de (re)g?n?rer un cryptogramme if ($_SESSION['cryptcptuse'] >= $cryptusemax) { header("Content-type: image/png"); readfile('images/erreur1.png'); @@ -46,7 +45,7 @@ if ($delai < $cryptusetimer) { } } -// Cr?ation du cryptogramme temporaire +// Create temporary cryptogram $imgtmp = imagecreatetruecolor($cryptwidth,$cryptheight); $blank = imagecolorallocate($imgtmp,255,255,255); $black = imagecolorallocate($imgtmp,0,0,0); @@ -75,7 +74,7 @@ for ($i=1;$i<= $charnb;$i++) { $x +=$charspace; } -// Calcul du racadrage horizontal du cryptogramme temporaire +// Calculation of horizontal framing cryptograms temporary $xbegin=0; $x=0; while (($x<$cryptwidth)and(!$xbegin)) { @@ -102,8 +101,7 @@ $xvariation = round(($cryptwidth/2)-(($xend-$xbegin)/2)); imagedestroy ($imgtmp); -// Cr?ation du cryptogramme d?finitif -// Cr?ation du fond +// Creating the final cryptogram $img = imagecreatetruecolor($cryptwidth, $cryptheight); if ($bgimg and is_dir($bgimg)) { @@ -131,8 +129,7 @@ if ($bgimg) { function ecriture() { - - // Cr?ation de l'?criture + global $img, $ink, $charR, $charG, $charB, $charclear, $xvariation, $charnb, $charcolorrnd, $charcolorrndlevel, $tword, $charspace; if (function_exists ('imagecolorallocatealpha')) $ink = imagecolorallocatealpha($img,$charR,$charG,$charB,$charclear); else $ink = imagecolorallocate ($img,$charR,$charG,$charB); @@ -140,7 +137,7 @@ function ecriture() { $x = $xvariation; for ($i = 1; $i <= $charnb; $i++) { - if ($charcolorrnd) { // Choisit des couleurs au hasard + if ($charcolorrnd) { $ok = false; do { $rndR = rand(0,255); $rndG = rand(0,255); $rndB = rand(0,255); @@ -204,28 +201,25 @@ if ($noiseup) { } -// Cr?ation du cadre +// Creating frame if ($bgframe) { $framecol = imagecolorallocate($img,($bgR*3+$charR)/4,($bgG*3+$charG)/4,($bgB*3+$charB)/4); imagerectangle($img, 0, 0, $cryptwidth-1, $cryptheight-1, $framecol); } -// Transformations suppl?mentaires: Grayscale et Brouillage -// V?rifie si la fonction existe dans la version PHP install?e +// Additional changes: grayscale and gaussian blur if (function_exists('imagefilter')) { if ($cryptgrayscal) imagefilter ( $img, IMG_FILTER_GRAYSCALE); if ($cryptgaussianblur) imagefilter ( $img, IMG_FILTER_GAUSSIAN_BLUR); } -// Conversion du cryptogramme en Majuscule si insensibilit? ? la casse +// Shift conversion cryptograms $word = ($difuplow?$word:strtoupper($word)); -// Retourne 2 informations dans la session: -// - Le code du cryptogramme (crypt? ou pas) -// - La Date/Heure de la cr?ation du cryptogramme au format integer "TimeStamp" +// Write cryptcode to the Session switch (strtoupper($cryptsecure)) { case "MD5" : $_SESSION['cryptcode'] = md5($word); break; case "SHA1" : $_SESSION['cryptcode'] = sha1($word); break; @@ -236,7 +230,7 @@ $_SESSION['crypttime'] = time(); $_SESSION['cryptcptuse']++; -// Envoi de l'image finale au navigateur +// Render image switch (strtoupper($cryptformat)) { case "JPG" : case "JPEG" : if (imagetypes() & IMG_JPG) {