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142 lines
3.5 KiB
142 lines
3.5 KiB
<?php
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namespace App\Console\Commands;
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use Illuminate\Console\Command;
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class FileUtilCommand extends Command {
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/**
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* The name and signature of the console command.
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*
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* @var string
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*/
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protected $signature = 'file:test {path}';
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/**
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* The console command description.
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*
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* @var string
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*/
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protected $description = 'Command description';
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/**
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* Create a new command instance.
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*
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* @return void
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*/
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public function __construct() {
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parent::__construct();
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}
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/**
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* Execute the console command.
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*
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* @return mixed
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*/
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public function handle() {
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//
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$path = trim($this->argument("path"));
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$list = scandir($path);
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foreach ($list as $file) {
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if ($file == "." || $file == "..") {
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continue;
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}
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echo strlen($file) . "\n";
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continue;
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if (strlen($file) > 100) {
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$repeat = self::get_max_substring($file);
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echo "repeat =============: " . $repeat . "\n";
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// continue;
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if (strlen($repeat) > 5) {
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$newName = $path . DIRECTORY_SEPARATOR . self::str_lreplace($repeat, "", $file);
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if (!is_file($newName)) {
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echo "old filename: $file rename to " . $newName . "\n";
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rename($path . DIRECTORY_SEPARATOR . $file, $newName);
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} else {
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echo $newName . "exists";
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}
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// echo "$file \n rename to " . $newName . "\n";
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}
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# code...
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}
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}
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exit;
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// FileUtils::listFiles($path);
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$filename = "大忽悠丝袜第104弹-001-清纯空姐装油亮连裤袜学生美女换上油亮灰丝女警装户外换高跟凉鞋展示美腿-【成功案例第104弹续集】清纯空姐装油亮连裤袜学生美女换上油亮灰丝女警装户外换高跟凉鞋展示美腿-720p";
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// $filename = "你好，世界.txt";
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$max_substring = self::get_max_substring($filename);
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$newFile = self::str_lreplace($max_substring, "", $filename);
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echo $newFile; // 输出 "world"
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}
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function str_lreplace($search, $replace, $subject) {
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$pos = strrpos($subject, $search);
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if ($pos !== false) {
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$subject = substr_replace($subject, $replace, $pos, strlen($search));
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}
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return $subject;
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}
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function get_max_substring($filename) {
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$suffix_array = self::get_suffix_array($filename);
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$max_substring_length = 0;
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$max_substring_index = 0;
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for ($i = 1; $i < count($suffix_array); $i++) {
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$substring_length = self::get_common_prefix_length($suffix_array[$i - 1], $suffix_array[$i], $filename);
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if ($substring_length > $max_substring_length) {
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$max_substring_length = $substring_length;
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$max_substring_index = $suffix_array[$i];
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}
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}
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$max_substring = mb_substr($filename, $max_substring_index, $max_substring_length, 'UTF-8');
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return $max_substring;
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}
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function get_suffix_array($str) {
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$suffix_array = array();
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for ($i = 0; $i < mb_strlen($str, 'UTF-8'); $i++) {
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$suffix_array[] = $i;
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}
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usort($suffix_array, function ($a, $b) use ($str) {
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return strcmp(mb_substr($str, $a, null, 'UTF-8'), mb_substr($str, $b, null, 'UTF-8'));
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});
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return $suffix_array;
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}
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function get_common_prefix_length($a, $b, $str) {
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$length = 0;
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while (isset($str[$a]) && isset($str[$b])) {
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$char_a = mb_substr($str, $a, 1, 'UTF-8');
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$char_b = mb_substr($str, $b, 1, 'UTF-8');
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if ($char_a == $char_b) {
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$length++;
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$a++;
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$b++;
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} else if (self::is_chinese($char_a) && self::is_chinese($char_b)) {
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$length++;
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$a++;
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$b++;
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} else {
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break;
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}
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}
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return $length;
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}
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function is_chinese($char) {
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$pattern = '/[\x{4e00}-\x{9fa5}]/u';
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return preg_match($pattern, $char);
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}
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}
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