| 1 | <?php namespace Arcanedev\GeoIP\Tasks; |
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| 12 | class DownloadMaxmindDatabaseTask |
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| 13 | { |
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| 14 | /* ----------------------------------------------------------------- |
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| 15 | | Main Methods |
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| 16 | | ----------------------------------------------------------------- |
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| 17 | */ |
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| 18 | |||
| 19 | /** |
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| 20 | * Run the task. |
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| 21 | * |
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| 22 | * @param string $url The database URL. |
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| 23 | * @param string $path Destination path to save the file |
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| 24 | * |
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| 25 | * @return bool |
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| 26 | * |
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| 27 | * @throws Exception |
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| 28 | */ |
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| 29 | public static function run($url, $path) |
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| 30 | { |
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| 31 | $path = static::checkDestinationPath($path); |
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| 32 | |||
| 33 | static::checkUrl($url); |
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| 34 | |||
| 35 | $tmpFile = tempnam(sys_get_temp_dir(), 'maxmind'); |
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| 36 | file_put_contents($tmpFile, fopen($url, 'r')); |
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| 37 | file_put_contents($path, gzopen($tmpFile, 'r')); |
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| 38 | |||
| 39 | unlink($tmpFile); |
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| 40 | |||
| 41 | return true; |
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| 42 | } |
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| 43 | |||
| 44 | /** |
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| 45 | * Check the destination path. |
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| 46 | * |
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| 47 | * @param string $path |
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| 48 | * |
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| 49 | * @return string |
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| 50 | * |
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| 51 | * @throws \Exception |
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| 52 | */ |
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| 53 | private static function checkDestinationPath($path) |
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| 60 | |||
| 61 | /** |
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| 62 | * Check the url status. |
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| 63 | * |
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| 64 | * @param string $url |
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| 65 | * |
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| 66 | * @throws \Exception |
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| 67 | */ |
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| 68 | private static function checkUrl($url) |
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| 76 | } |
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| 77 |
Let’s assume you have a class which uses late-static binding:
}
The code above will run fine in your PHP runtime. However, if you now create a sub-class and call the
getSomeVariable()on that sub-class, you will receive a runtime error:In the case above, it makes sense to update
SomeClassto useselfinstead: