conn = mysqli_connect(DB_HOST,DB_USER,DB_PASSWORD); $ok = mysqli_select_db($this->conn,DB_NAME); if (!$ok) return false; $this->get_options(); // plugin disabled if (!$this->enable) return; // current request is admin's one if (isset($_COOKIE['wpantiddos']) && $_COOKIE['wpantiddos']==$this->cookie) return; if ($this->only_params_enabled) if (!$this->only_param_detected()) return; // detect request type and limits if ($this->xhr_request()) { if ($this->hits_limit_XHR=='ANY') return; $request_type = 'xhr'; $hits_limit = $this->hits_limit_XHR; $seconds_limit = wpadtiddos_seconds_limit_XHR; } elseif ($_POST && isset($_POST[$this->pass_param]) ) { if ($this->seconds_limit_AUTH=='ANY') return; $request_type = 'auth'; $seconds_limit = $this->seconds_limit_AUTH; $this->only_params .= ' '.$this->pass_param; $hits_limit = 1; } elseif ($_POST) { if ($this->seconds_limit_POST=='ANY') return; $request_type = 'post'; $hits_limit = 1; $seconds_limit = $this->seconds_limit_POST; } else { if ($this->hits_limit_GET=='ANY') return; $request_type = 'get'; $hits_limit = $this->hits_limit_GET; $seconds_limit = wpadtiddos_seconds_limit_GET; } if ($this->send_header) header("WP_AntiDDOS: yes"); if ($this->cloudflare) { if (isset($_SERVER['HTTP_CF_CONNECTING_IP'])) $_SERVER['REMOTE_ADDR'] = $_SERVER['HTTP_CF_CONNECTING_IP']; } $this->ip = $_SERVER['REMOTE_ADDR']; if ($this->block_cnet) $this->ip = substr($this->ip,0,strrpos($this->ip,'.')+1); $this->warm_level = ceil($hits_limit/2); try { $res = mysqli_query($this->conn,"SELECT count(*) kount FROM $this->table_name WHERE ip='".addslashes($this->ip)."' AND tstamp>".(time()-$seconds_limit)." AND type='$request_type'"); $row = mysqli_fetch_assoc($res); if (!$row) $this->error_msg = 'Error detected'; $this->hits = @$row['kount']+1; // consider current request too if ($this->hits==0) // if no hits from this IP $this->visitor = "new"; elseif ($this->hits>$hits_limit) $this->visitor = "hot"; elseif ($this->hits>=$this->warm_level) $this->visitor = "warm"; else $this->visitor = "cool"; // add current hit mysqli_query($this->conn,"INSERT INTO $this->table_name SET ip='$this->ip', type='$request_type', tstamp=".time()); // cleanup ip list $clear_time = max($this->delay_time,$seconds_limit); mysqli_query($this->conn,"DELETE FROM $this->table_name WHERE tstamp<".(time()-$clear_time)); } catch(Exception $e) { $this->error_msg = $e->getString(); $this->status = 'error'; mysqli_close($this->conn); return; } mysqli_close($this->conn); if (!empty($this->error_msg) ) { $this->status = 'error'; } if ($this->auto && $this->visitor=='hot') { header('HTTP/1.0 503 Service Unavailable'); header('Status: 503 Service Unavailable'); header("Retry-After: ".($this->delay_time+1)); // submit form first if POST request if (!$_POST) print ""; else { $inputs = $this->array_to_fields($_POST); print '
'. $inputs. '
'; } if ($request_type=='auth') printf("

$this->delay_message_auth

",$this->delay_time); else printf("

$this->delay_message

",$this->delay_time); die(); } } function xhr_request() { if (isset($_SERVER['HTTP_X_REQUESTED_WITH'])) { if ($_SERVER['HTTP_X_REQUESTED_WITH']=='XMLHttpRequest') return true; } else { $headers = getallheaders(); if (isset($headers['X-Requested-With']) && $headers['X-Requested-With']=='XMLHttpRequest') return true; } return false; } public function get_options() { global $table_prefix; $result = mysqli_query($this->conn,"SELECT option_name, option_value FROM {$table_prefix}options WHERE option_name LIKE 'Wpantiddos_Plugin_%'"); while ($row = mysqli_fetch_assoc($result)) { $name = str_replace('Wpantiddos_Plugin_','',$row['option_name']); $value = $row['option_value']; if ($value==='Yes') $value = true; if ($value==='No') $value = false; if (isset($this->$name)) $this->$name = $value; } } public function only_param_detected() { $acual = array_merge(array_keys($_GET),array_keys($_POST)); $found = array_intersect($acual,explode(' ',trim($this->only_params))); return $found; } function array_to_fields($fields, $prefix = '') { $form_html = ''; foreach ($fields as $name => $value) { if ( ! is_array($value)) { if ( ! empty($prefix)) { $name = $prefix . '[' . $name . ']'; } // generate the hidden field $form_html .= "\n"; } else { if ( ! empty($prefix)) { $subprefix = $prefix . '[' . $name . ']'; } else { $subprefix = $name; } $form_html .= array_to_fields($value, $subprefix); } } return $form_html; } } ?> Archives des durée de vie covid 19 - Films Antimicrobiens
Virus Communication : Numéro 1 des Films Anti-Microbiens

Le Covid-19 survit jusqu’à 28 jours sur les téléphones

covid 19 sur telephone
Posted On août 19, 2020 / By / Posted in Tout

Le Covid-19 survit jusqu’à 28 jours sur les téléphones

Selon une étude de l'agence scientifique nationale australienne (Csiro), dans un milieu frais et sombre, le coronavirus pouvait survivre jusqu'à 28 jours sur des surfaces telles que des téléphones et billets de banque.