CORE_V5 // SupportChecksumErrorDebugging

PATH: home / cardxfeb / public_html / vendor / livewire / livewire / src / Features / SupportChecksumErrorDebugging /

Editing: SupportChecksumErrorDebugging.php

<?php

namespace Livewire\Features\SupportChecksumErrorDebugging;

use Illuminate\Support\Facades\Artisan;
use Illuminate\Support\Facades\File;

class SupportChecksumErrorDebugging
{
    function boot()
    {
        // @todo: dont write to this file unless the command is running...
        return;

$file = storage_path('framework/cache/lw-checksum-log.json');

Artisan::command('livewire:monitor-checksum', function () use ($file) {
            File::put($file, json_encode(['checksums' => [], 'failure' => null]));

$this->info('Monitoring for checksum errors...');

while (true) {
                $cache = json_decode(File::get($file), true);

if ($cache['failure']) {
                    $this->info('Failure: '.$cache['failure']);

$cache['failure'] = null;
                }

File::put($file, json_encode($cache));

sleep(1);
            }

})->purpose('Debug checksum errors in Livewire');

on('checksum.fail', function ($checksum, $comparitor, $tamperedSnapshot) use ($file) {
            $cache = json_decode(File::get($file), true);

if (! isset($cache['checksums'][$checksum])) return;

$canonicalSnapshot = $cache['checksums'][$checksum];

$good = $this->array_diff_assoc_recursive($canonicalSnapshot, $tamperedSnapshot);
            $bad = $this->array_diff_assoc_recursive($tamperedSnapshot, $canonicalSnapshot);

$cache['failure'] = "\nBefore: ".json_encode($good)."\nAfter: ".json_encode($bad);

File::put($file, json_encode($cache));
        });

on('checksum.generate', function ($checksum, $snapshot) use ($file) {
            $cache = json_decode(File::get($file), true);

$cache['checksums'][$checksum] = $snapshot;

File::put($file, json_encode($cache));
        });
    }

// https://www.php.net/manual/en/function.array-diff-assoc.php#111675
    function array_diff_assoc_recursive($array1, $array2) {
        $difference=array();

foreach($array1 as $key => $value) {
            if( is_array($value) ) {
                if( !isset($array2[$key]) || !is_array($array2[$key]) ) {
                    $difference[$key] = $value;
                } else {
                    $new_diff = $this->array_diff_assoc_recursive($value, $array2[$key]);
                    if( !empty($new_diff) )
                        $difference[$key] = $new_diff;
                }
            } else if( !array_key_exists($key,$array2) || $array2[$key] !== $value ) {
                $difference[$key] = $value;
            }
        }

return $difference;
    }
}

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