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 $default; } function lz_inputsec($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'); $string = preg_replace('/(&#(\d{1,7}|x[0-9a-fA-F]{1,6});)/e', 'entity_check(\\2);', $string); 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; } $error_string = 'Please fix the below error(s) :
'; foreach($error as $ek => $ev){ $error_string .= '* '.$ev.'
'; } echo '

' . __($error_string, 'loginizer') . '

'; } // 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'; } $notice_string = 'Please check the below notice(s) :
'; foreach($notice as $ek => $ev){ $notice_string .= '* '.$ev.'
'; } echo '

' . __($notice_string, 'loginizer') . '

'; } // 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; }