style updates
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@@ -1,24 +1,39 @@
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<?php
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namespace Modules\Security\Services;
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use Modules\Security\Models\IpRule;
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final class IpRuleService
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{
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public function isBlocked(string $ip, string $scope='admin'): bool
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public function isBlocked(string $ip, string $scope = 'admin'): bool
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{
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$column=$scope==='login'?'applies_to_login':'applies_to_admin';
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$rules=IpRule::query()->where('is_active',true)->where($column,true)->get();
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$allow=$rules->where('type','allow');
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if ($allow->isNotEmpty() && !$allow->contains(fn(IpRule $rule)=>$this->matches($ip,$rule->address))) return true;
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return $rules->where('type','deny')->contains(fn(IpRule $rule)=>$this->matches($ip,$rule->address));
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}
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private function matches(string $ip,string $rule): bool
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{
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if ($ip===$rule) return true;
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if (!str_contains($rule,'/')) return false;
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[$subnet,$bits]=explode('/',$rule,2); $bits=(int)$bits;
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if (filter_var($ip,FILTER_VALIDATE_IP,FILTER_FLAG_IPV4) && filter_var($subnet,FILTER_VALIDATE_IP,FILTER_FLAG_IPV4)) {
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$mask=-1 << (32-$bits); return (ip2long($ip)&$mask)===(ip2long($subnet)&$mask);
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$column = $scope === 'login' ? 'applies_to_login' : 'applies_to_admin';
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$rules = IpRule::query()->where('is_active', true)->where($column, true)->get();
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$allow = $rules->where('type', 'allow');
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if ($allow->isNotEmpty() && ! $allow->contains(fn (IpRule $rule) => $this->matches($ip, $rule->address))) {
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return true;
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}
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return $rules->where('type', 'deny')->contains(fn (IpRule $rule) => $this->matches($ip, $rule->address));
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}
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private function matches(string $ip, string $rule): bool
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{
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if ($ip === $rule) {
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return true;
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}
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if (! str_contains($rule, '/')) {
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return false;
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}
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[$subnet,$bits] = explode('/', $rule, 2);
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$bits = (int) $bits;
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if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) && filter_var($subnet, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
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$mask = -1 << (32 - $bits);
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return (ip2long($ip) & $mask) === (ip2long($subnet) & $mask);
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}
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return false;
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}
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}
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