danwin1210/le-chat-php
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Include letters when generating captchas not only numbers

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This commit is contained in:
Daniel Winzen
2015-04-02 16:37:11 +02:00
parent 0fa1279764
commit 8bf25230f2
3 changed files with 17 additions and 8 deletions
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21
chat.php
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@ -892,7 +892,11 @@ function send_login(){
print_start();
echo "<center><h1>$C[chatname]</h1><$H[form] target=\"_parent\">".hidden('action', 'login');
if($C['enablecaptcha']){
$code=rand(0, 99999);
$length=strlen($C['captchachars']);
$code='';
for($i=0;$i<5;$i++) {
$code .= $C['captchachars'][rand(0, $length-1)];
}
$randid=rand(0, 99999999);
$enc=base64_encode(openssl_encrypt("$code, $randid", 'aes-128-cbc', $C['captchapass'], 0, '1234567890123456'));
$stmt=mysqli_prepare($mysqli, 'INSERT INTO `captcha` (`id`, `time`) VALUES (?, \''.time().'\')');
@ -908,9 +912,13 @@ function send_login(){
echo send_captcha($code);
echo '</td><td align="right"><input type="text" name="captcha" size="15" autocomplete="off"></td></tr>';
}
echo "<tr><td colspan=\"2\" align=\"center\">$I[choosecol]<br><select style=\"text-align:center;\" name=\"colour\"><option value=\"\">* $I[randomcol] *</option>";
print_colours();
echo '</select></td></tr>';
if(get_setting('guestaccess')>0){
echo "<tr><td colspan=\"2\" align=\"center\">$I[choosecol]<br><select style=\"text-align:center;\" name=\"colour\"><option value=\"\">* $I[randomcol] *</option>";
print_colours();
echo '</select></td></tr>';
}else{
echo "<tr><td colspan=\"2\" align=\"center\">$I[noguests]</td></tr>";
}
$nowchatting=get_nowchatting();
echo '<tr><td colspan="2" align="center">'.submit($I['enter'])."</td></tr></table></form>$nowchatting";
echo "<h2>$I[rules]</h2><b>$C[rulestxt]</b><br><br><p>$I[changelang]";
@ -2079,7 +2087,7 @@ function check_db(){
$mysqli=mysqli_connect($C['dbhost'], $C['dbuser'], $C['dbpass'], $C['dbname']);
if(mysqli_connect_errno($mysqli)){
if($_REQUEST['action']=='setup'){
die($I['nosetupdb']);
die($I['nodbsetup']);
}else{
die($I['nodb']);
}
@ -2107,7 +2115,7 @@ function load_config(){
$C=array(
'version' =>'1.1', // Script version
'dbversion' =>2, // Database version
'showcredits' =>true, // Allow showing credits
'showcredits' =>false, // Allow showing credits
'colbg' =>'000000', // Background colour
'coltxt' =>'FFFFFF', // Default text colour
'collnk' =>'0000FF', // Link colour
@ -2134,6 +2142,7 @@ function load_config(){
'dbpass' =>'YOUR_DB_PASS', // Database password
'dbname' =>'public_chat', // Database
'captchapass' =>'YOUR_PASS', // Password used for captcha encryption
'captchachars' =>'0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ', // Characters used for captcha generation
'enablecaptcha' =>true, // Enable captcha? ture/false
'dismemcaptcha' =>false, // Disable captcha for members? ture/false
'embed' =>true, // Default for displaying embedded imgs/vids or turn them into links true/false