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<?php |
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namespace yiicod\geo\adapters\geoIp2; |
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use Yii; |
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/** |
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* Class GeoIp2Database |
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* |
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* @package yiicod\geo\adapters\geoIp2 |
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* |
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* @author Dmitry Turchanin |
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*/ |
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class GeoIp2Database implements GeoIpDatabaseInterface |
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{ |
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/** |
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* Database alias |
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* |
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* @var string |
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*/ |
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public $databaseAlias = '@app/runtime'; |
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/** |
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* GeoLite database download URL |
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* |
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* @var string |
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*/ |
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public $databaseDownloadUrl = 'http://geolite.maxmind.com/download/geoip/database/GeoLite2-City.mmdb.gz'; |
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/** |
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* Database alias |
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* |
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* @var string |
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*/ |
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public $databaseFilename = 'GeoLite2-City.mmdb'; |
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/** |
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* Database full file name |
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* |
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* @var string |
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*/ |
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private $databaseFullFilename; |
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/** |
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* Checks if DB-file exists and it is actual. Ff not then it starts file update |
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* |
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* @return bool |
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*/ |
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public function hasDbFile(): bool |
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{ |
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$result = false; |
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$needUpdateDbFile = true; |
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if (file_exists($this->getFileName()) && $modifiedTime = filemtime($this->getFileName())) { |
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$result = true; |
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if ((time() - $modifiedTime) < 30 * 24 * 3600) { |
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$needUpdateDbFile = false; |
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} |
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} |
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if (true === $needUpdateDbFile) { |
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$this->updateDbFile(); |
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} |
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return $result; |
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} |
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/** |
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* Downloads and unpacks fresh IP database file in the background process |
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*/ |
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public function updateDbFile() |
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{ |
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$file = $this->getFileName(); |
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$archivePath = str_replace(basename($file), 'GeoIPArchive', $file); |
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$tmpPath = str_replace(basename($file), 'GeoIPTmp', $file); |
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$downloadUrl = $this->databaseDownloadUrl; |
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$cmd = "rm -f $archivePath" |
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. " && wget $downloadUrl -O $archivePath" |
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. " && gunzip -c $archivePath > $tmpPath" |
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. " && mv -f $tmpPath $file" |
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. " && rm -f $archivePath"; |
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$cmd .= ' 2>&1'; |
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exec($cmd); |
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} |
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/** |
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* Gets local database's file name |
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* |
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* @return string |
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*/ |
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public function getFileName() |
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{ |
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if (is_null($this->databaseFullFilename)) { |
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$this->databaseFullFilename = rtrim(Yii::getAlias($this->databaseAlias), '/') . '/' . $this->databaseFilename; |
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} |
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return $this->databaseFullFilename; |
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} |
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} |
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yiicod /
yii2-geo
