Differential D3071 Diff 8819 src/app/Traits/SharedFolderConfigTrait.php

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src/app/Traits/SharedFolderConfigTrait.php

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				<?php

				namespace App\Traits;

				use Illuminate\Support\Facades\Validator;

				trait SharedFolderConfigTrait
				{
				/**
				* A helper to get a shared folder configuration.
				*/
				public function getConfig(): array
				{
				$config = [];

				$settings = $this->getSettings(['acl']);

				$config['acl'] = !empty($settings['acl']) ? json_decode($settings['acl'], true) : [];

				return $config;
				}

				/**
				* A helper to update a shared folder configuration.
				*
				* @param array $config An array of configuration options
				*
				* @return array A list of input validation errors
				*/
				public function setConfig(array $config): array
				{
				$errors = [];

				foreach ($config as $key => $value) {
				// validate and save the acl
				if ($key === 'acl') {
				// Here's the list of acl labels supported by kolabd
				// 'all': 'lrsedntxakcpiw',
				// 'append': 'wip',
				// 'full': 'lrswipkxtecdn',
				// 'read': 'lrs',
				// 'read-only': 'lrs',
				// 'read-write': 'lrswitedn',
				// 'post': 'p',
				// 'semi-full': 'lrswit',
				// 'write': 'lrswite',
				// For now we support read-only, read-write, and full

				if (!is_array($value)) {
				$value = (array) $value;
				}

				$users = [];

				foreach ($value as $i => $v) {
				if (!is_string($v) \|\| empty($v) \|\| !substr_count($v, ',')) {
				$errors[$key][$i] = \trans('validation.acl-entry-invalid');
				} else {
				list($user, $acl) = explode(',', $v, 2);
				$user = trim($user);
				$acl = trim($acl);
				$error = null;

				if (
				!in_array($acl, ['read-only', 'read-write', 'full'])
				\|\| ($error = $this->validateAclIdentifier($user))
				\|\| in_array($user, $users)
				) {
				$errors[$key][$i] = $error ?: \trans('validation.acl-entry-invalid');
				}

				$value[$i] = "$user, $acl";
				$users[] = $user;
				}
				}

				if (empty($errors[$key])) {
				$this->setSetting($key, json_encode($value));
				}
				} else {
				$errors[$key] = \trans('validation.invalid-config-parameter');
				}
				}

				return $errors;
				}

				/**
				* Validate an ACL identifier.
				*
				* @param string $identifier Email address or a special identifier
				*
				* @return ?string Error message on validation error
				*/
				protected function validateAclIdentifier(string $identifier): ?string
				{
				if ($identifier === 'anyone') {
				return null;
				}

				$v = Validator::make(['email' => $identifier], ['email' => 'required\|email']);

				if ($v->fails()) {
				return \trans('validation.emailinvalid');
				}

				$user = \App\User::where('email', \strtolower($identifier))->first();

				// The user and shared folder must be in the same wallet
				if ($user && ($wallet = $user->wallet())) {
				if ($wallet->user_id == $this->wallet()->user_id) {
				return null;
				}
				}

				return \trans('validation.notalocaluser');
				}
				}