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<?php |
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namespace Maketok\DataMigration; |
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use Maketok\DataMigration\Action\Exception\ConflictException; |
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use Maketok\DataMigration\Action\Exception\NormalizationException; |
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trait ArrayUtilsTrait |
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{ |
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/** |
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* recursive array_filter |
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* @param array $data |
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* @return bool |
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*/ |
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public function isEmptyData(array $data) |
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{ |
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$filteredData = array_filter($data, function ($var) { |
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if (is_array($var)) { |
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return !$this->isEmptyData($var); |
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} |
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return !empty($var); |
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}); |
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return empty($filteredData); |
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} |
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/** |
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* Accepts array of strings or arrays and tries to extract array of string[] from it |
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* @param array $row |
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* @return array |
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* @throws NormalizationException |
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*/ |
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public function normalize(array $row) |
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{ |
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$arrayRow = array_map(function ($var) { |
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if (!is_array($var)) { |
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return [$var]; |
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} |
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return $var; |
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}, $row); |
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$count = 0; |
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foreach ($arrayRow as $el) { |
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$count = count($el); |
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if (isset($oldCount) && $count != $oldCount) { |
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throw new NormalizationException( |
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sprintf("Can not extract values: uneven data for row %s", json_encode($row)) |
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); |
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} |
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$oldCount = $count; |
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} |
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array_map('array_values', $arrayRow); |
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$extracted = []; |
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for ($i = 0; $i < $count; ++ $i) { |
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$extracted[] = array_map(function ($var) use ($i) { |
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return $var[$i]; |
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}, $arrayRow); |
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} |
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return $extracted; |
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} |
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/** |
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* @param array $data |
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* @param bool $force |
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* @param bool $resolve |
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* @return array |
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* @throws ConflictException |
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*/ |
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public function assemble(array $data, $force = false, $resolve = false) |
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{ |
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if (count($data) > 1) { |
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$byKeys = $this->intersectKeyMultiple($data); |
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$byKeysAndValues = $this->intersectAssocMultiple($data); |
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if ($byKeys != $byKeysAndValues) { |
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if ($resolve) { |
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$diff = array_diff($byKeys, $byKeysAndValues); |
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array_walk($data, function (&$unitData, $code) use ($diff) { |
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foreach ($unitData as $key => $val) { |
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if (isset($diff[$key])) { |
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unset($unitData[$key]); |
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$unitData[$code . '_' . $key] = $val; |
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} |
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} |
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}); |
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} elseif (!$force) { |
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throw new ConflictException( |
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sprintf("Conflict with data %s", json_encode($data)) |
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); |
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} |
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} |
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} |
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return call_user_func_array('array_replace', $data); |
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} |
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/** |
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* @param array $data |
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* @return mixed |
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*/ |
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public function intersectKeyMultiple(array $data) |
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{ |
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$res = []; |
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foreach ($data as $outerArray) { |
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foreach ($data as $innerArray) { |
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if ($innerArray !== $outerArray) { |
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$res[] = array_intersect_key($outerArray, $innerArray); |
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} |
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} |
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} |
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if (!empty($res)) { |
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return call_user_func_array('array_replace', $res); |
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} |
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return []; |
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} |
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/** |
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* @param array $data |
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* @return mixed |
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*/ |
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public function intersectAssocMultiple(array $data) |
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{ |
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$res = []; |
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foreach ($data as $outerArray) { |
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foreach ($data as $innerArray) { |
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if ($innerArray !== $outerArray) { |
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$res[] = array_intersect_assoc($outerArray, $innerArray); |
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} |
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} |
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} |
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if (!empty($res)) { |
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return call_user_func_array('array_replace', $res); |
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} |
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return []; |
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} |
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/** |
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* Same as assemble, but will not raise exception when values don't match |
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* instead will adjust keys by pre-pending unit code |
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* @param array $data |
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* @return array |
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*/ |
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public function assembleResolve(array $data) |
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{ |
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return $this->assemble($data, false, true); |
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} |
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/** |
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* Convert all values to nulls persisting keys |
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* @param array $data |
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* @return array |
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*/ |
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public function getNullsData(array $data) |
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{ |
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return array_map(function () { |
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return null; |
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}, $data); |
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} |
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} |
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SlayerBirden /
datamigration
