mirror of
https://github.com/mbirth/tcl_update_db.git
synced 2024-12-25 12:04:07 +00:00
42 lines
1.1 KiB
PHP
Executable File
42 lines
1.1 KiB
PHP
Executable File
#!/usr/bin/env php
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<?php
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$bkup_dir = __DIR__ . '/../data/';
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$ansi_csi = chr(27) . '[';
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$ansi_updel = $ansi_csi . 'F' . $ansi_csi . 'K';
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echo 'Reading file list ...';
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$file_list = glob($bkup_dir . '*.xml');
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$num_total = count($file_list);
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$num_deleted = 0;
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echo 'found ' . $num_total . ' files.' . PHP_EOL;
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echo 'Searching for duplicates ...' . PHP_EOL . PHP_EOL;
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$hashes = array();
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foreach ($file_list as $i => $file) {
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echo $ansi_updel . ($i+1) . '/' . count($file_list) . PHP_EOL;
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$filename = basename($file);
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$file_hash = sha1_file($file);
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if (isset($hashes[$file_hash])) {
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$old_file = $hashes[$file_hash];
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if (md5_file($file) == md5_file($bkup_dir . $old_file)) {
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echo $ansi_updel . 'Duplicate file: ' . $filename . ' (first: ' . $old_file . ')' . PHP_EOL . PHP_EOL;
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unlink($file);
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$num_deleted++;
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continue;
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}
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echo $ansi_updel . 'Possible SHA1 collision?' . PHP_EOL . PHP_EOL;
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}
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$hashes[$file_hash] = $filename;
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flush();
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}
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echo count($file_list) . ' files processed. ' . $num_deleted . ' deleted. ' . ($num_total - $num_deleted) . ' left.' . PHP_EOL;
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