public static function get_as_data_maxmind($keep_temporary_file = false)
{
// path and filename of source files at maxmind
define('MAXMIND_PATH', 'http://download.maxmind.com/download/geoip/database/asnum/GeoIPASNum2.zip');
define('MAXMIND_CSV_FILENAME', 'GeoIPASNum2.csv');
// check whether there is (maybe) enough memory
echo 'memory_limit = ' . ini_get('memory_limit') . "<br />\n";
#if () {
#}
// download temporary copy of maxmind zip file
$temporary_file_path = '';
$zip_download = ZipDownloader::temporary_zip_download(MAXMIND_PATH, 'GeoIPASNum2', '');
echo $zip_download['success_message'] . '<br />';
// read content of csv file in temporary zip file (if download successful)
if ($zip_download['successful']) {
echo 'Total time for download: ' . $zip_download['total_time'] . '<br />';
echo 'Size of downloaded file: ' . $zip_download['size_download'] . '<br />';
$zip_handle = new ZipArchive();
if ($zip_handle->open($temporary_file_path . $zip_download['temp_file_name'])) {
$csv_file_handle = $zip_handle->getStream(MAXMIND_CSV_FILENAME);
if (!$csv_file_handle) {
exit('Error: could not read CSV file within ZIP file.<br />');
}
// put data into an array
$as_data = array();
while (($data = fgetcsv($csv_file_handle, 0, ',', '"')) !== false) {
if (count($data) !== 3) {
exit('Error: CSV file structure faulty.');
}
$new_entry = array();
$new_entry['ip_from'] = $data[0];
$new_entry['ip_to'] = $data[1];
$as_number_and_name = $data[2];
$pattern_asn = '/AS\\d+/';
preg_match($pattern_asn, $as_number_and_name, $parsed_asn);
$new_entry['number'] = substr($parsed_asn[0], 2);
$pattern_name = '/\\s.+/';
preg_match($pattern_name, $as_number_and_name, $parsed_name);
$new_entry['name'] = substr($parsed_name[0], 1);
$as_data[] = $new_entry;
}
fclose($csv_file_handle);
echo 'Data successfully extracted: ' . count($as_data) . ' lines.<br />';
} else {
echo 'Error: Could not open downloaded temporary copy of ZIP file.<br />';
}
// delete temporary zip file if specified by parameter
if (!$keep_temporary_file) {
unlink($temporary_file_path . $temporary_file_name);
}
}
#for ($i = count($as_data) - 1; $i > 230677; $i--) {
# echo $as_data[$i]['ip_from'] . ' // ' . $as_data[$i]['ip_to'] . ' // ' . $as_data[$i]['number'] . ' // ' . $as_data[$i]['name'] . '<br />';
#}
/*
for ($i = 0; $i < count($as_data); $i++) {
if ($as_data[$i]['number'] == NULL) {
echo 'Fehler: ' . $i . '<br />';
echo $as_data[$i - 1]['number'] . '<br />';
echo $as_data[$i]['name'] . '<br />';
echo $as_data[$i + 1]['number'] . '<br />';
}
}
*/
return $as_data;
}
public static function get_geolocation_data_maxmind($keep_temporary_file = false)
{
// path and filename of source files at ip2location
define('MAXMIND_PATH', 'http://geolite.maxmind.com/download/geoip/database/GeoIPCountryCSV.zip');
define('MAXMIND_CSV_FILENAME', 'GeoIPCountryWhois.csv');
// download temporary copy of maxmind GeoLite zip file
$temporary_file_path = '';
$zip_download = ZipDownloader::temporary_zip_download(MAXMIND_PATH, 'Maxmind-GeoLite-GeoIPCountry', '');
echo $zip_download['success_message'] . '<br />';
// read content of csv file in temporary zip file (if download successful)
if ($zip_download['successful']) {
echo 'Total time for download: ' . $zip_download['total_time'] . '<br />';
echo 'Size of downloaded file: ' . $zip_download['size_download'] . '<br />';
$zip_handle = new ZipArchive();
if ($zip_handle->open($temporary_file_path . $zip_download['temp_file_name'])) {
$csv_file_handle = $zip_handle->getStream(MAXMIND_CSV_FILENAME);
if (!$csv_file_handle) {
exit('Error: could not read CSV file within ZIP file.<br />');
}
// put data into an array
$geolocation_data = array();
while (($data = fgetcsv($csv_file_handle, 0, ',', '"')) !== false) {
if (count($data) !== 6) {
exit('Error: CSV file structure faulty.');
}
$new_entry = array();
$new_entry['ip_from'] = floatval($data[2]);
$new_entry['ip_to'] = floatval($data[3]);
if ($data[4] == 'A1' || $data[4] == 'A2' || $data[4] == 'AP') {
// A1 stands for "Anonymous Proxy"
// A2 stands for "satellite provider"
// AP stands for "Asia/Pacific Region"
$new_entry['country'] = NULL;
} else {
$new_entry['country'] = $data[4];
}
$new_entry['assigning_rir'] = NULL;
$new_entry['assigning_date'] = NULL;
$geolocation_data[] = $new_entry;
}
fclose($csv_file_handle);
echo 'Data successfully extracted: ' . count($geolocation_data) . ' lines.<br />';
} else {
echo 'Error: Could not open downloaded temporary copy of ZIP file.<br />';
}
// delete temporary zip file if specified by parameter
if (!$keep_temporary_file) {
unlink($temporary_file_path . $zip_download['temp_file_name']);
}
}
return $geolocation_data;
}