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EDIT :: functions.php

<?php // Get the client IP function _lz_getip(){ if(isset($_SERVER["REMOTE_ADDR"])){ return $_SERVER["REMOTE_ADDR"]; }elseif(isset($_SERVER["HTTP_X_FORWARDED_FOR"])){ return $_SERVER["HTTP_X_FORWARDED_FOR"]; }elseif(isset($_SERVER["HTTP_CLIENT_IP"])){ return $_SERVER["HTTP_CLIENT_IP"]; } } // Get the client IP function lz_getip(){ global $loginizer; // Just so that we have something $ip = _lz_getip(); $loginizer['ip_method'] = (int) @$loginizer['ip_method']; if(isset($_SERVER["REMOTE_ADDR"])){ $ip = $_SERVER["REMOTE_ADDR"]; } if(isset($_SERVER["HTTP_X_FORWARDED_FOR"]) && @$loginizer['ip_method'] == 1){ $ip = $_SERVER["HTTP_X_FORWARDED_FOR"]; } if(isset($_SERVER["HTTP_CLIENT_IP"]) && @$loginizer['ip_method'] == 2){ $ip = $_SERVER["HTTP_CLIENT_IP"]; } return $ip; } // Execute a select query and return an array function lz_selectquery($query, $array = 0){ global $wpdb; $result = $wpdb->get_results($query, 'ARRAY_A'); if(empty($array)){ return current($result); }else{ return $result; } } // Check if an IP is valid function lz_valid_ip($ip){ if(!ip2long($ip)){ return false; } return true; } // Check if a field is posted via POST else return default value function lz_optpost($name, $default = ''){ if(!empty($_POST[$name])){ return lz_inputsec(lz_htmlizer(trim($_POST[$name]))); } return $default; } // Check if a field is posted via GET else return default value function lz_optget($name, $default = ''){ if(!empty($_GET[$name])){ return lz_inputsec(lz_htmlizer(trim($_GET[$name]))); } return $default; } // Check if a field is posted via GET or POST else return default value function lz_optreq($name, $default = ''){ if(!empty($_REQUEST[$name])){ return lz_inputsec(lz_htmlizer(trim($_REQUEST[$name]))); } return $default; } // For filling in posted values function lz_POSTval($name, $default = ''){ return (!empty($_POST) ? (!isset($_POST[$name]) ? '' : $_POST[$name]) : $default); } function lz_POSTchecked($name, $default = false){ return (!empty($_POST) ? (isset($_POST[$name]) ? 'checked="checked"' : '') : (!empty($default) ? 'checked="checked"' : '')); } function lz_POSTselect($name, $value, $default = false){ if(empty($_POST)){ if(!empty($default)){ return 'selected="selected"'; } }else{ if(isset($_POST[$name])){ if(trim($_POST[$name]) == $value){ return 'selected="selected"'; } } } } function lz_inputsec($string){ if(!get_magic_quotes_gpc()){ $string = addslashes($string); }else{ $string = stripslashes($string); $string = addslashes($string); } // This is to replace ` which can cause the command to be executed in exec() $string = str_replace('`', '\`', $string); return $string; } function lz_htmlizer($string){ $string = htmlentities($string, ENT_QUOTES, 'UTF-8'); preg_match_all('/(&amp;#(\d{1,7}|x[0-9a-fA-F]{1,6});)/', $string, $matches);//r_print($matches); foreach($matches[1] as $mk => $mv){ $tmp_m = lz_entity_check($matches[2][$mk]); $string = str_replace($matches[1][$mk], $tmp_m, $string); } return $string; } function lz_entity_check($string){ //Convert Hexadecimal to Decimal $num = ((substr($string, 0, 1) === 'x') ? hexdec(substr($string, 1)) : (int) $string); //Squares and Spaces - return nothing $string = (($num > 0x10FFFF || ($num >= 0xD800 && $num <= 0xDFFF) || $num < 0x20) ? '' : '&#'.$num.';'); return $string; } // Check if a checkbox is selected function lz_is_checked($post){ if(!empty($_POST[$post])){ return true; } return false; } // Reoort an error function lz_report_error($error = array()){ if(empty($error)){ return true; } $error_string = '<b>Please fix the below error(s) :</b> <br />'; foreach($error as $ek => $ev){ $error_string .= '* '.$ev.'<br />'; } echo '<div id="message" class="error"><p>' . __($error_string, 'loginizer') . '</p></div>'; } // Report a notice function lz_report_notice($notice = array()){ global $wp_version; if(empty($notice)){ return true; } // Which class do we have to use ? if(version_compare($wp_version, '3.8', '<')){ $notice_class = 'updated'; }else{ $notice_class = 'updated'; } $notice_string = '<b>Please check the below notice(s) :</b> <br />'; foreach($notice as $ek => $ev){ $notice_string .= '* '.$ev.'<br />'; } echo '<div id="message" class="'.$notice_class.'"><p>' . __($notice_string, 'loginizer') . '</p></div>'; } // Convert an objext to array function lz_objectToArray($d){ if(is_object($d)){ $d = get_object_vars($d); } if(is_array($d)){ return array_map(__FUNCTION__, $d); // recursive }elseif(is_object($d)){ return lz_objectToArray($d); }else{ return $d; } } // Sanitize variables function lz_sanitize_variables($variables = array()){ if(is_array($variables)){ foreach($variables as $k => $v){ $variables[$k] = trim($v); $variables[$k] = escapeshellcmd($v); } }else{ $variables = escapeshellcmd(trim($variables)); } return $variables; } // Is multisite ? function lz_is_multisite() { if(function_exists('get_site_option') && function_exists('is_multisite') && is_multisite()){ return true; } return false; } // Generate a random string function lz_RandomString($length = 10){ $characters = '0123456789abcdefghijklmnopqrstuvwxyz'; $charactersLength = strlen($characters); $randomString = ''; for($i = 0; $i < $length; $i++){ $randomString .= $characters[rand(0, $charactersLength - 1)]; } return $randomString; } function lz_print($array){ echo '<pre>'; print_r($array); echo '</pre>'; } function lz_cleanpath($path){ $path = str_replace('\\\\', '/', $path); $path = str_replace('\\', '/', $path); $path = str_replace('//', '/', $path); return rtrim($path, '/'); } // Returns the Numeric Value of results Per Page function lz_get_page($get = 'page', $resperpage = 50){ $resperpage = (!empty($_REQUEST['reslen']) && is_numeric($_REQUEST['reslen']) ? (int) lz_optreq('reslen') : $resperpage); if(lz_optget($get)){ $pg = (int) lz_optget($get); $pg = $pg - 1; $page = ($pg * $resperpage); $page = ($page <= 0 ? 0 : $page); }else{ $page = 0; } return $page; }

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