* @license GPL-3+ * */ class Downloads { /** * @param string $country matches the URI base dir * @param string $locale */ function __construct($locale = 'en', $cache = null) { $this->_locale = $locale; } /** * @param string $ua * * @return array */ public static function get_platform($ua = null) { if ($ua == '') return array( 'arch' => 'i586', 'system' => 'unknow', 'locale' => 'en', 'browser' => null ); $locale = null; if (preg_match_all('/([.^\(^\)]*) \((.*)\) (.*)/', $ua, $r)) { $r = $r[2][0]; $r = explode(';', $r); $r = explode(')', trim($r[3])); if (strlen($r[0]) > 5) $r = substr($r[0], 0, 5); else $r = $r[0]; $locale = $r; } $arch = 'i586'; if (strpos($ua, 'x86_64') !== false) $arch = 'x86_64'; $sys = null; if (strpos($ua, 'Windows') !== false) $sys = 'win'; elseif (strpos($ua, 'Macintosh') !== false || strpos($ua, 'Mac OS X') !== false) $sys = 'mac'; elseif (strpos($ua, 'Linux') !== false) $sys = 'linux'; $browser = null; if (strpos($ua, 'Firefox') !== false) $browser = 'firefox'; elseif (strpos($ua, 'MSIE') !== false) $browser = 'msie'; elseif (strpos($ua, 'Safari') !== false) $browser = 'safari'; elseif (strpos($ua, 'Opera') !== false) $browser = 'opera'; return array( 'arch' => $arch, 'system' => $sys, 'locale' => $locale, 'browser' => $browser ); } /** */ public static function get_all_mirrors() { $prod = true; $cache_file = '../../lib/cached.list.php'; if ($prod) { require $cache_file; return $mirrors; } // @todo cache this! $data = file('http://mirrors.mageia.org/api/foo.Cauldron.i586.list'); $mirrors3 = array(); foreach ($data as $line) { $line = explode(',', trim($line)); foreach ($line as $val) { $val = explode('=', trim($val)); $m[$val[0]] = $val[1]; } $pu = parse_url($m['url']); if (in_array($pu['scheme'], array('http', 'https', 'ftp'))) $mirrors3[$m['country']][] = array( 'city' => $m['city'], 'zone' => $m['zone'], 'url' => str_replace('/distrib/cauldron/i586', '', $m['url']) ); } /* file_put_contents($cache_file, sprintf('', var_export($mirrors3, true))); //*/ return $mirrors3; } /** */ function get_mirror($country) { $mirs = self::get_all_mirrors(); if (array_key_exists($country, $mirs)) { $mirs = $mirs[$country]; shuffle($mirs); return array_shift($mirs); } else { shuffle($mirs); $mirs = array_shift($mirs); shuffle($mirs); return array_shift($mirs); } } /** * Queries a GeoIP db for $ip to get the country. * * @param string $ip * * @return string * * If fail, use $country as a fallback to return. * @see http://www.maxmind.com/app/php & http://www.maxmind.com/app/geoip_country * It has limitations too & needs to be updated from time to time. * * @todo make a separate class for this. * @todo unit tests for this! */ function get_country($ip) { if ($ip == '127.0.0.1' || $ip == '::1') return null; if (function_exists('geoip_country_code_by_name')) { $loc = geoip_country_code_by_name($ip); } else { require_once '../../lib/maxmind/geoip/geoip.inc.php'; $gi = geoip_open(realpath('../../lib/maxmind/geoip/GeoIP.dat'), GEOIP_STANDARD); $loc = geoip_country_code_by_addr($gi, $ip); geoip_close($gi); } if (trim($loc) == '' || is_null($loc)) return null; return strtoupper($loc); } /** * Setup session data about current visitor for downloads. * * @param string $version * @param boolean $force * * @return array */ function prepare_download($version, $force = false) { $fuzzy_mirror = false; if (isset($_GET['country'])) { $country = $_GET['country']; $force = true; } if (!$force && isset($_SESSION['dl-data'])) { //error_log(sprintf('Got session data: %s', print_r($_SESSION['dl-data'], true))); $system = $_SESSION['dl-data']['system']; if (isset($_GET['mirror'])) { $mirror = array('url' => $_GET['mirror']); $mirror['purl'] = parse_url($mirror['url']); $_SESSION['dl-data']['mirror'] = $mirror; $country = ''; } else { $country = $_SESSION['dl-data']['country']; $mirror = $_SESSION['dl-data']['mirror']; } } else { //error_log('getting platform'); $system = self::get_platform($_SERVER['HTTP_USER_AGENT']); if (isset($_GET['mirror'])) { $mirror = array('url' => $_GET['mirror']); $mirror['purl'] = parse_url($mirror['url']); $country = ''; } else { //error_log('no mirror set yet'); if (isset($_SERVER['HTTP_X_FORWARDED_FOR']) && $str = $_SERVER['HTTP_X_FORWARDED_FOR']) { $arr = explode(', ', $str); $ip = $arr[0]; } else $ip = $_SERVER['REMOTE_ADDR']; $_SESSION['ip'] = $ip; if (isset($_GET['country'])) $country = $_GET['country']; else $country = self::get_country($ip); $mirror = $this->get_mirror($country); $fuzzy_mirror = is_null($country) ? true : false; $mirror['purl'] = parse_url($mirror['url']); // reassign country, as get_one_mirror() may have decided // to return a mirror from another country than the one // requested initially - @see get_one_mirror() $country = $mirror['zone']; if (is_null($mirror)) { // @todo? } } $_SESSION['dl-data'] = array( 'system' => $system, 'country' => $country, 'mirror' => $mirror ); //echo "
Got NEW session data:", print_r($_SESSION['dl-data'], true), '
'; } // return array( 'arch' => $system['arch'], 'mirror_host' => $mirror['purl']['host'], 'mirror_scheme' => $mirror['purl']['scheme'], 'mirror_url' => $mirror['url'], 'country' => $country, 'fuzzy_mirror' => $fuzzy_mirror ); } }