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<?php |
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namespace lifeeka\jsql\Extractor; |
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use lifeeka\jsql\Helpers\Json; |
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/** |
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* Class JsonExtractor. |
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*/ |
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class JsonExtractor |
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{ |
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public $json; |
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public $need_id = true; |
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/** |
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* JsonExtractor constructor. |
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* |
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* @param Json $json |
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*/ |
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public function __construct(Json $json) |
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{ |
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$this->json = $json; |
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} |
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/** |
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* @param bool $data |
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* |
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* @return string |
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*/ |
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public function toMysqlTables($data = false, $prefix = '') |
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{ |
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$sql_tables = ''; |
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if (!$data) { |
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$data = $this->json->toObject(); |
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} |
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foreach ($data as $key => $value) { |
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if (is_array($value) && is_object($value[0])) { |
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$sql_tables .= $this->getTables($prefix . $key, $this->getHighestColumnArray($value)); |
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$sql_tables .= $this->toMysqlTables($this->getHighestColumnArray($value), $prefix . $key . '_'); |
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} elseif (is_array($value)) { |
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$sql_tables .= $this->getTables($prefix . $key, $value); |
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} elseif (is_object($value)) { |
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$sql_tables .= $this->getTables($prefix . $key, $value); |
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} |
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} |
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return $sql_tables; |
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} |
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/** |
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* @param $table |
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* @param $data |
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* |
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* @return string |
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*/ |
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public function getTables($table, $data) |
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{ |
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$sql = ''; |
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$column_sql = ''; |
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$column = $this->getColumn($data); |
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if ($this->need_id) { |
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$column_sql .= '`id` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,'; |
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$column_sql .= 'PRIMARY KEY (`id`)'; |
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$column_sql .= $column ? ',' : ''; |
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} |
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foreach ($column as $count => $column_item) { |
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switch ($column_item['type']) { |
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case 'integer': |
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$column_sql .= "`{$column_item['name']}` int(20)"; |
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break; |
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case 'boolean': |
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$column_sql .= "`{$column_item['name']}` BIT(1) COLLATE 'utf8_unicode_ci'"; |
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break; |
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case 'double': |
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$column_sql .= "`{$column_item['name']}` float(50) COLLATE 'utf8_unicode_ci'"; |
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} |
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if ((count($column) - $count) > 1) { |
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$column_sql .= ','; |
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} |
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} |
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$table = $this->toUnderscore($table); |
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$sql .= "CREATE TABLE `$table` ($column_sql);\n"; |
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return $sql; |
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} |
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/** |
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* @param $data |
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* |
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* @return array |
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*/ |
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public function getColumn($data) |
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{ |
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$Columns = []; |
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if (is_object($data)) { |
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foreach ($data ?? [] as $Column => $Value) { |
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if (!is_array($Value) && !is_object($Value) && !empty($Column) && !is_numeric($Column)) { |
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$Columns[] = ['name' => $this->toUnderscore($Column), 'type' => gettype($Value)]; |
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} |
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} |
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} elseif (is_array($data)) { |
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$Columns[] = ['name' => 'value', 'type' => gettype($data[0])]; |
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} |
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return $Columns; |
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} |
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/** |
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* @param $input |
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* |
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* @return string |
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*/ |
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public static function toUnderscore($input) |
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{ |
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preg_match_all('!([A-Z][A-Z0-9]*(?=$|[A-Z][a-z0-9])|[A-Za-z][a-z0-9]+)!', $input, $matches); |
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$ret = $matches[0]; |
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foreach ($ret as &$match) { |
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$match = $match == strtoupper($match) ? strtolower($match) : lcfirst($match); |
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} |
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return implode('_', $ret); |
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} |
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/** |
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* @param $array |
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* |
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* @return bool |
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*/ |
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public static function getHighestColumnArray($array) |
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{ |
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$Highest = false; |
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$ColumnCount = 0; |
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foreach ($array as $array_item) { |
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if ($ColumnCount < count($array_item)) { |
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$Highest = $array_item; |
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} |
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} |
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return $Highest; |
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} |
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} |
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lifeeka /
jsql
