mirror of
https://github.com/pmmp/PocketMine-MP.git
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90 lines
2.3 KiB
PHP
90 lines
2.3 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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declare(strict_types=1);
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namespace pocketmine\tools\decode_crashdump;
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use function array_pop;
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use function array_slice;
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use function base64_decode;
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use function count;
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use function file;
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use function file_put_contents;
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use function fwrite;
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use function implode;
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use function json_decode;
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use function json_encode;
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use function realpath;
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use function trim;
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use function zlib_decode;
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use const FILE_IGNORE_NEW_LINES;
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use const JSON_PRETTY_PRINT;
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use const JSON_UNESCAPED_SLASHES;
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use const PHP_EOL;
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use const STDERR;
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if(count($argv) === 2){
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$input = $argv[1];
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$output = "decoded.json";
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}elseif(count($argv) === 3){
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[, $input, $output] = $argv;
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}else{
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fwrite(STDERR, "Required arguments: input file, output file" . PHP_EOL);
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exit(1);
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}
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$lines = file($input, FILE_IGNORE_NEW_LINES);
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if($lines === false){
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fwrite(STDERR, "Unable to read file $input" . PHP_EOL);
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exit(1);
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}
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$start = -1;
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foreach($lines as $num => $line){
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if(trim($line) === "===BEGIN CRASH DUMP==="){
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$start = $num + 1;
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break;
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}
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}
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if($start === -1){
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fwrite(STDERR, "Crashdump encoded data not found in target file" . PHP_EOL);
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exit(1);
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}
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$data = array_slice($lines, $start);
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array_pop($data);
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$zlibData = base64_decode(implode("", $data), true);
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if($zlibData === false){
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fwrite(STDERR, "Invalid encoded data in crashdump" . PHP_EOL);
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exit(1);
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}
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$decoded = zlib_decode($zlibData);
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if($decoded === false){
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fwrite(STDERR, "Invalid compressed data in crashdump" . PHP_EOL);
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exit(1);
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}
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file_put_contents($output, json_encode(json_decode($decoded), JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));
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echo "Wrote decoded crashdump to " . realpath($output) . PHP_EOL;
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