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<?php |
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/** |
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* This file is part of byrokrat\autogiro. |
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* |
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* byrokrat\autogiro is free software: you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as published |
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* by 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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* byrokrat\autogiro is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with byrokrat\autogiro. If not, see <http://www.gnu.org/licenses/>. |
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* |
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* Copyright 2016-18 Hannes Forsgård |
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*/ |
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declare(strict_types = 1); |
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namespace byrokrat\autogiro; |
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class MessageRetriever |
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{ |
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/** |
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* Match all wildcard key |
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*/ |
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const WILDCARD = '*'; |
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/** |
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* Default location of messages file |
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*/ |
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const DEFAULT_MESSAGE_STORE = __DIR__ . '/messages.json'; |
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/** |
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* @var array |
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*/ |
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private $messages; |
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public function __construct(array $messages = []) |
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{ |
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$this->messages = $messages ?: json_decode(file_get_contents(self::DEFAULT_MESSAGE_STORE), true); |
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} |
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public function readMessage(string ...$keys): string |
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{ |
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return $this->pickMessage($this->messages, ...$keys); |
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} |
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private function pickMessage(array $messages, string $key, string ...$additionalKeys): string |
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{ |
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$value = $messages[$key] ?? []; |
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if ($additionalKeys) { |
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$value = $this->pickMessage((array)$value, ...$additionalKeys); |
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} |
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if (!$value && $key != self::WILDCARD) { |
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$value = $this->pickMessage($messages, self::WILDCARD, ...$additionalKeys); |
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} |
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if (!is_scalar($value)) { |
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return ''; |
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} |
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return $value; |
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} |
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} |
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byrokrat /
autogiro
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.