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<?php |
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namespace kalanis\kw_input\Parsers; |
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/** |
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* Class Json |
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* @package kalanis\kw_input\Parsers |
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* Parse input from Json data |
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* Also accepts multiple params and returns them as array |
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* Cannot fail due incompatible data from source - because that incoming data in input really might not be a JSON |
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*/ |
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class Json extends AParser |
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{ |
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const FLAG_FILE = 'FILE'; |
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/** |
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* @param int[]|string[] $input is path to json content |
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* @return array<string|int, string|int|bool>|array<string|int, array<int|string, string|int|bool>> |
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*/ |
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public function parseInput(array $input): array |
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{ |
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$target = reset($input); |
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if (false === $target) { |
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return []; |
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} |
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$content = @file_get_contents(strval($target)); |
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if (false === $content) { |
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return []; |
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} |
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$array = @json_decode($content, true); |
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if (is_null($array)) { |
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return []; |
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} |
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$clearArray = []; |
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foreach ((array) $array as $key => $posted) { |
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$clearArray[strval($this->removeNullBytes($key))] = $this->deepClear($posted, 1); |
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} |
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return $clearArray; |
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} |
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/** |
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* @param mixed $toClear |
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* @param int $level |
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* @return array<string, string>|string |
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*/ |
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protected function deepClear($toClear, int $level) |
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{ |
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if (!is_array($toClear)) { |
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return $this->removeNullBytes(strval($toClear)); |
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} |
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$result = []; |
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foreach ($toClear as $key => $item) { |
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if ((1 === $level) && (static::FLAG_FILE === $key)) { |
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$result[static::FLAG_FILE] = $item; |
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} else { |
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$result[$this->removeNullBytes($key)] = $this->deepClear($item, $level + 1); |
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} |
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} |
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return $result; |
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} |
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} |
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alex-kalanis /
kw_input
