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<?php |
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|
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include_once(LOGINIZER_DIR.'/IPv6/IPv6.php'); |
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|
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// Get the client IP |
| 6 |
function _lz_getip(){ |
| 7 |
if(isset($_SERVER["REMOTE_ADDR"])){ |
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return $_SERVER["REMOTE_ADDR"]; |
| 9 |
}elseif(isset($_SERVER["HTTP_X_FORWARDED_FOR"])){ |
| 10 |
return $_SERVER["HTTP_X_FORWARDED_FOR"]; |
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}elseif(isset($_SERVER["HTTP_CLIENT_IP"])){ |
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return $_SERVER["HTTP_CLIENT_IP"]; |
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} |
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} |
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|
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// Get the client IP |
| 17 |
function lz_getip(){ |
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|
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global $loginizer; |
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|
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// Just so that we have something |
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$ip = _lz_getip(); |
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|
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$loginizer['ip_method'] = (int) @$loginizer['ip_method']; |
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|
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if(isset($_SERVER["REMOTE_ADDR"])){ |
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$ip = $_SERVER["REMOTE_ADDR"]; |
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} |
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|
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if(isset($_SERVER["HTTP_X_FORWARDED_FOR"]) && @$loginizer['ip_method'] == 1){ |
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if(strpos($_SERVER["HTTP_X_FORWARDED_FOR"], ',')){ |
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$temp_ip = explode(',', $_SERVER["HTTP_X_FORWARDED_FOR"]); |
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$ip = trim($temp_ip[0]); |
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}else{ |
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$ip = $_SERVER["HTTP_X_FORWARDED_FOR"]; |
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} |
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} |
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|
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if(isset($_SERVER["HTTP_CLIENT_IP"]) && @$loginizer['ip_method'] == 2){ |
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$ip = $_SERVER["HTTP_CLIENT_IP"]; |
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} |
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|
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if(@$loginizer['ip_method'] == 3 && isset($_SERVER[@$loginizer['custom_ip_method']])){ |
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$ip = $_SERVER[@$loginizer['custom_ip_method']]; |
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} |
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|
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// Hacking fix for X-Forwarded-For |
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if(!lz_valid_ip($ip)){ |
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return ''; |
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} |
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|
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return $ip; |
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|
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} |
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|
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// Execute a select query and return an array |
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function lz_selectquery($query, $array = 0){ |
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global $wpdb; |
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|
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$result = $wpdb->get_results($query, 'ARRAY_A'); |
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|
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if(empty($array)){ |
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return current($result); |
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}else{ |
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return $result; |
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} |
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} |
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|
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// Check if an IP is valid |
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function lz_valid_ip($ip){ |
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|
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// IPv6 |
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if(lz_valid_ipv6($ip)){ |
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return true; |
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} |
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|
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// IPv4 |
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if(!ip2long($ip)){ |
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return false; |
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} |
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|
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return true; |
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} |
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|
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function lz_valid_ipv6($ip){ |
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|
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$pattern = '/^((([0-9A-Fa-f]{1,4}:){7}[0-9A-Fa-f]{1,4})|(([0-9A-Fa-f]{1,4}:){6}:[0-9A-Fa-f]{1,4})|(([0-9A-Fa-f]{1,4}:){5}:([0-9A-Fa-f]{1,4}:)?[0-9A-Fa-f]{1,4})|(([0-9A-Fa-f]{1,4}:){4}:([0-9A-Fa-f]{1,4}:){0,2}[0-9A-Fa-f]{1,4})|(([0-9A-Fa-f]{1,4}:){3}:([0-9A-Fa-f]{1,4}:){0,3}[0-9A-Fa-f]{1,4})|(([0-9A-Fa-f]{1,4}:){2}:([0-9A-Fa-f]{1,4}:){0,4}[0-9A-Fa-f]{1,4})|(([0-9A-Fa-f]{1,4}:){6}((\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b)\.){3}(\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b))|(([0-9A-Fa-f]{1,4}:){0,5}:((\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b)\.){3}(\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b))|(::([0-9A-Fa-f]{1,4}:){0,5}((\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b)\.){3}(\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b))|([0-9A-Fa-f]{1,4}::([0-9A-Fa-f]{1,4}:){0,5}[0-9A-Fa-f]{1,4})|(::([0-9A-Fa-f]{1,4}:){0,6}[0-9A-Fa-f]{1,4})|(([0-9A-Fa-f]{1,4}:){1,7}:))$/'; |
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|
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if(!preg_match($pattern, $ip)){ |
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return false; |
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} |
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|
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return true; |
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|
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} |
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|
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// Check if a field is posted via POST else return default value |
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function lz_optpost($name, $default = ''){ |
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|
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if(!empty($_POST[$name])){ |
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return lz_inputsec(lz_htmlizer(trim($_POST[$name]))); |
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} |
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|
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return $default; |
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} |
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|
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// Check if a field is posted via GET else return default value |
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function lz_optget($name, $default = ''){ |
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|
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if(!empty($_GET[$name])){ |
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return lz_inputsec(lz_htmlizer(trim($_GET[$name]))); |
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} |
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|
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return $default; |
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} |
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|
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// Check if a field is posted via GET or POST else return default value |
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function lz_optreq($name, $default = ''){ |
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|
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if(!empty($_REQUEST[$name])){ |
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return lz_inputsec(lz_htmlizer(trim($_REQUEST[$name]))); |
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} |
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|
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return $default; |
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} |
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|
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// For filling in posted values |
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function lz_POSTval($name, $default = ''){ |
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|
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return (!empty($_POST) ? (!isset($_POST[$name]) ? '' : $_POST[$name]) : $default); |
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|
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} |
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|
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function lz_POSTchecked($name, $default = false){ |
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|
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return (!empty($_POST) ? (isset($_POST[$name]) ? 'checked="checked"' : '') : (!empty($default) ? 'checked="checked"' : '')); |
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|
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} |
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|
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function lz_POSTselect($name, $value, $default = false){ |
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|
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if(empty($_POST)){ |
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if(!empty($default)){ |
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return 'selected="selected"'; |
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} |
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}else{ |
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if(isset($_POST[$name])){ |
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if(trim($_POST[$name]) == $value){ |
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return 'selected="selected"'; |
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} |
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} |
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} |
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|
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} |
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|
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function lz_POSTradio($name, $val, $default = null){ |
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|
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return (!empty($_POST) ? (@$_POST[$name] == $val ? 'checked="checked"' : '') : (!is_null($default) && $default == $val ? 'checked="checked"' : '')); |
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|
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} |
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|
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function lz_inputsec($string){ |
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|
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$string = addslashes($string); |
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|
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// This is to replace ` which can cause the command to be executed in exec() |
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$string = str_replace('`', '\`', $string); |
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|
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return $string; |
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|
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} |
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|
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function lz_htmlizer($string){ |
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|
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$string = htmlentities($string, ENT_QUOTES, 'UTF-8'); |
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|
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preg_match_all('/(&#(\d{1,7}|x[0-9a-fA-F]{1,6});)/', $string, $matches);//r_print($matches); |
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|
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foreach($matches[1] as $mk => $mv){ |
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$tmp_m = lz_entity_check($matches[2][$mk]); |
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$string = str_replace($matches[1][$mk], $tmp_m, $string); |
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} |
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|
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return $string; |
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|
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} |
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|
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function lz_entity_check($string){ |
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|
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//Convert Hexadecimal to Decimal |
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$num = ((substr($string, 0, 1) === 'x') ? hexdec(substr($string, 1)) : (int) $string); |
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|
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//Squares and Spaces - return nothing |
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$string = (($num > 0x10FFFF || ($num >= 0xD800 && $num <= 0xDFFF) || $num < 0x20) ? '' : '&#'.$num.';'); |
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|
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return $string; |
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|
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} |
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|
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// Check if a checkbox is selected |
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function lz_is_checked($post){ |
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|
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if(!empty($_POST[$post])){ |
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return true; |
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} |
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return false; |
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} |
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|
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// Reoort an error |
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function lz_report_error($error = array()){ |
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|
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if(empty($error)){ |
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return true; |
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} |
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|
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$error_string = '<b>Please fix the below error(s) :</b> <br />'; |
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|
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foreach($error as $ek => $ev){ |
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$error_string .= '* '.$ev.'<br />'; |
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} |
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|
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echo '<div id="message" class="error"><p>' |
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. __($error_string, 'loginizer') |
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. '</p></div>'; |
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} |
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|
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// Report a notice |
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function lz_report_notice($notice = array()){ |
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|
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global $wp_version; |
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|
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if(empty($notice)){ |
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return true; |
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} |
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|
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// Which class do we have to use ? |
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if(version_compare($wp_version, '3.8', '<')){ |
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$notice_class = 'updated'; |
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}else{ |
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$notice_class = 'updated'; |
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} |
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|
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$notice_string = '<b>Please check the below notice(s) :</b> <br />'; |
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|
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foreach($notice as $ek => $ev){ |
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$notice_string .= '* '.$ev.'<br />'; |
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} |
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|
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echo '<div id="message" class="'.$notice_class.'"><p>' |
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. __($notice_string, 'loginizer') |
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. '</p></div>'; |
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} |
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|
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// Convert an objext to array |
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function lz_objectToArray($d){ |
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|
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if(is_object($d)){ |
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$d = get_object_vars($d); |
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} |
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|
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if(is_array($d)){ |
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return array_map(__FUNCTION__, $d); // recursive |
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}elseif(is_object($d)){ |
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return lz_objectToArray($d); |
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}else{ |
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return $d; |
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} |
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} |
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|
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// Sanitize variables |
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function lz_sanitize_variables($variables = array()){ |
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|
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if(is_array($variables)){ |
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foreach($variables as $k => $v){ |
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$variables[$k] = trim($v); |
| 276 |
$variables[$k] = escapeshellcmd($v); |
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} |
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}else{ |
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$variables = escapeshellcmd(trim($variables)); |
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} |
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|
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return $variables; |
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} |
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|
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// Is multisite ? |
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function lz_is_multisite() { |
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|
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if(function_exists('get_site_option') && function_exists('is_multisite') && is_multisite()){ |
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return true; |
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} |
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|
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return false; |
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} |
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|
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// Generate a random string |
| 296 |
function lz_RandomString($length = 10){ |
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$characters = '0123456789abcdefghijklmnopqrstuvwxyz'; |
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$charactersLength = strlen($characters); |
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$randomString = ''; |
| 300 |
for($i = 0; $i < $length; $i++){ |
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$randomString .= $characters[rand(0, $charactersLength - 1)]; |
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} |
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return $randomString; |
| 304 |
} |
| 305 |
|
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function lz_print($array){ |
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|
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echo '<pre>'; |
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print_r($array); |
| 310 |
echo '</pre>'; |
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|
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} |
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|
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function lz_cleanpath($path){ |
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$path = str_replace('\\\\', '/', $path); |
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$path = str_replace('\\', '/', $path); |
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$path = str_replace('//', '/', $path); |
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return rtrim($path, '/'); |
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} |
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|
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// Returns the Numeric Value of results Per Page |
| 322 |
function lz_get_page($get = 'page', $resperpage = 50){ |
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|
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$resperpage = (!empty($_REQUEST['reslen']) && is_numeric($_REQUEST['reslen']) ? (int) lz_optreq('reslen') : $resperpage); |
| 325 |
|
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if(lz_optget($get)){ |
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$pg = (int) lz_optget($get); |
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$pg = $pg - 1; |
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$page = ($pg * $resperpage); |
| 330 |
$page = ($page <= 0 ? 0 : $page); |
| 331 |
}else{ |
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$page = 0; |
| 333 |
} |
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return $page; |
| 335 |
} |
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|
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// Replaces the Variables with the supplied ones |
| 338 |
function lz_lang_vars_name($str, $array){ |
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|
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foreach($array as $k => $v){ |
| 341 |
|
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$str = str_replace('$'.$k, $v, $str); |
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|
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} |
| 345 |
|
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return $str; |
| 347 |
|
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} |
| 349 |
|
| 350 |
// Check if Loginizer is premium |
| 351 |
function loginizer_is_premium(){ |
| 352 |
return defined('LOGINIZER_PREMIUM'); |
| 353 |
} |
| 354 |
|
| 355 |
function loginizer_feature_available($feature = '', $return = 0){ |
| 356 |
|
| 357 |
if(loginizer_is_premium()){ |
| 358 |
return true; |
| 359 |
} |
| 360 |
|
| 361 |
$msg = ''; |
| 362 |
|
| 363 |
if(!empty($feature)){ |
| 364 |
$msg .= '<b>'.$feature.'</b> is available in the Pro version of Loginizer. '; |
| 365 |
} |
| 366 |
|
| 367 |
$msg .= '<a href="'.LOGINIZER_PRICING_URL.'" target="_blank" style="text-decoration:none; color:green;"><b>Upgrade to Pro</b></a>'; |
| 368 |
|
| 369 |
if(!empty($return)){ |
| 370 |
return $msg; |
| 371 |
}else{ |
| 372 |
echo '<div style="color:#a94442; background-color:#f2dede; border-color:#ebccd1; padding:15px; margin-bottom:20px; border:1px solid transparent; border-radius:4px;">'.$msg.'</div>'; |
| 373 |
} |
| 374 |
|
| 375 |
} |
