Me han enviado el código, debo colocarlo durante 10/15 días y luego me enviarán el contrato. Estuve revisando el código PHP y me gustaría que me diera su opinión para saber si el código que me han enviado no implica ningun riesgo para la seguridad de mi sitio.
Archivo "ad_networkd_414.php":
Código:
Además, me han exigido que coloque un archivo ad_network_ads_414.txt dándole permisos de escritura 666 a dicho archivo.<?php // Last update: July 10, 2006 3:10 pm (PST) function file_get_contents_an($url) { if (substr ($url, 0, 7) == 'http: //') { $url = parse_url ($url); if ($handle = @fsockopen ($url['host'], 80)) { fwrite ($handle, "GET $url[path]?$url[query] HTTP/1.0\r\nHost: $url[host]\r\nConnection: Close\r\n\r\n"); while (!feof($handle)) { $string .= @fread($handle, 40960); } $string = explode (" ", $string); $string = array_pop ($string); } } else { $handle = fopen($url, 'r'); $string = fread($handle, 4096000); } fclose($handle); return $string; } if (!function_exists('make_seed')) { function make_seed() { list($usec, $sec) = explode(' ', microtime()); return (float) $sec + ((float) $usec * 100000); } mt_srand (make_seed()); } if (!isset($_SERVER)) $_SERVER = $HTTP_SERVER_VARS; $ad_file = 'ad_network_ads_414.txt'; for ($i = 0; $i <= 11; $i++) { $path = substr ('../../../../../../../../../../', 0, $i * 3); if (file_exists ($path . $ad_file)) { $ad_file = $path . $ad_file; break; } } if (is_writable ($ad_file)) { $ad_network = array(); $ads = file_get_contents_an ($ad_file); $ads = explode ('<ad_break>', $ads); $ads_temp = explode ('|', $ads[0]); $file = fopen($ad_file, 'r+'); if (flock ($file, LOCK_EX|LOCK_NB, $would_block) && !$would_block) { if ((count ($ads) < $ads_temp[4] + 1 && $ads_temp[0] + $ads_temp[6] < time()) || $ads_temp[0] + $ads_temp[5] < time()) { $new_ad = file_get_contents_an ('http: //ads.digitalpoint.com/network.php?c=' . $_SERVER['SERVER_NAME'] . '&type=link'); if ($new_ad) { $ads_param = explode ('<ad_param>' , $new_ad); $new_ad = $ads_param[1]; unset ($ads_param[1]); $ads_temp = explode ('|', $ads_temp[0] . '|' . $ads_temp[1] . '|' . $ads_temp[2] . '|' . $ads_param[0]); } else { $ads_param = array_slice ($ads_temp, 3, 6); } $ads_temp[1] = (integer)$ads_temp[1] + 1; if ($ads_temp[1] > $ads_temp[4]) $ads_temp[1] = 1; $ads[0] = time() . '|' . $ads_temp[1] . '|' . gethostbyname('validate.digitalpoint.com') . '|' . implode ('|', $ads_param); if ($new_ad) { $ads[$ads_temp[1]] = $new_ad; if (count ($ads) > $ads_temp[4] + 1) $ads = array_merge ((array)$ads[0], (array)array_slice ($ads, -$ads_temp[4])); } fwrite ($file, implode ('<ad_break>', $ads)); ftruncate ($file, ftell($file)); } flock ($file, LOCK_UN); fclose ($file); } $ads_x = 0; while (count ($ad_network) < 5) { if (count($ad_network) % 2 == 0) { $ads_next = (hexdec(substr(md5($_SERVER['SERVER_NAME'] . $_SERVER['SCRIPT_NAME'] . $_SERVER['PATH_INFO'] . $_SERVER['QUERY_STRING']), 0, 6)) % (count($ads) - 1 - $ads_x)) + 1; $ads_x++; } else { $ads_next = mt_rand(1,count($ads) - 1); } $ad_network[] = $ads[$ads_next]; } foreach ($ad_network as $key => $ad) { $split = explode ('<id>', $ad); $ad_ids[] = $split[1]; $ad = $split[0]; $ads_output = $ads_temp[2] == $_SERVER['REMOTE_ADDR'] || $_SERVER['SERVER_ADDR'] == $_SERVER['REMOTE_ADDR']; if ($ads_output) { $ad_network[$key] = str_replace ('" />', '" class="' . $ads_temp[3] . '" />', $ad); } else { $ad_network[$key] = str_replace ('" />', '">', $ad); } } $ad_network = implode ('|', $ad_network); if ($ads_temp[7] && ($ads_output || preg_match('#(' . str_replace ('-', '|', $ads_temp[8]) . ')#si', $_SERVER['HTTP_USER_AGENT'])) && !$_SERVER['HTTPS']) $ad_network .= ' <img src="http ://ads.digitalpoint.com/t-' . implode ('-', $ad_ids) . '.gif" width="1" height="1">'; } else { $ad_network = 'You must set the ' . $ad_file . ' file to be writable (check file name as well).'; } if (substr (@$_SERVER['DOCUMENT_NAME'], -6) == '.shtml') { ini_set ('zlib.output_compression', 0); echo $ad_network; } ?>
Y para insertar el código en mis páginas el siguiente code:
Código:
¿Cómo lo ven ustedes?.<?php ini_set ("include_path", ini_get ("include_path") . ':../:../../:../../../:../../../../'); include ('ad_network_414.php'); echo $ad_network; ?>
Gracias de antemano por sus opiniones.