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<?php |
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namespace ntentan\nibii; |
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use ntentan\atiaa\Db; |
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class ModelDescription |
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{ |
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private $fields = []; |
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private $primaryKey = []; |
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private $uniqueKeys = []; |
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private $autoPrimaryKey = false; |
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private $relationships = []; |
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private $table; |
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private $name; |
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public function __construct($model) |
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{ |
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$this->table = $model->getTable(); |
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$this->name = Nibii::getModelName((new \ReflectionClass($model))->getName()); |
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$relationships = $model->getRelationships(); |
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$adapter = DriverAdapter::getDefaultInstance(); |
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$schema = Db::getDriver()->describeTable($this->table)[$this->table]; |
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$this->autoPrimaryKey = $schema['auto_increment']; |
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foreach ($schema['columns'] as $field => $details) { |
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$this->fields[$field] = [ |
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'type' => $adapter->mapDataTypes($details['type']), |
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'required' => !$details['nulls'], |
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'default' => $details['default'], |
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'name' => $field |
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]; |
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if(isset($details['default'])) { |
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$this->fields[$field]['default'] = $details['default']; |
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} |
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if(isset($details['length'])) { |
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$this->fields[$field]['length'] = $details['length']; |
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} |
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} |
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$this->appendConstraints($schema['primary_key'], $this->primaryKey, true); |
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$this->appendConstraints($schema['unique_keys'], $this->uniqueKeys); |
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foreach($relationships as $type => $relations) { |
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$this->createRelationships($type, $relations); |
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} |
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} |
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private function appendConstraints($constraints, &$key, $flat = false) |
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{ |
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foreach ($constraints as $constraint) { |
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if ($flat) { |
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$key = $constraint['columns']; |
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break; |
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} else { |
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$key[] = array( |
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'fields' => $constraint['columns'] |
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); |
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} |
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} |
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} |
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private function getRelationshipDetails($relationship) |
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{ |
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if(is_string($relationship)) |
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{ |
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return [ |
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'model' => $relationship, |
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'name' => $relationship, |
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'foreign_key' => '', |
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'local_key' => '' |
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]; |
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} else if (is_array($relationship)) { |
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return [ |
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'model' => $relationship[0], |
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'name' => isset($relationship['as']) ? $relationship['as'] : $relationship[0], |
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'foreign_key' => isset($relationship['foreign_key']) ? $relationship['foreign_key'] : '', |
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'local_key' => isset($relationship['local_key']) ? $relationship['local_key'] : '' |
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]; |
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} |
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} |
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private function createRelationships($type, $relationships) |
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{ |
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foreach($relationships as $relationship) |
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{ |
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$relationship = $this->getRelationshipDetails($relationship); |
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$class = "\\ntentan\\nibii\\relationships\\{$type}Relationship"; |
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$relationshipObject = new $class(); |
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$relationshipObject->setOptions($relationship); |
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$relationshipObject->setup($this->name, $this->table, $this->primaryKey); |
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$this->relationships[$relationship['name']] = $relationshipObject; |
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} |
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} |
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public function getRelationships() |
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{ |
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return $this->relationships; |
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} |
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public function getPrimaryKey() |
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{ |
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return $this->primaryKey; |
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} |
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public function getAutoPrimaryKey() |
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{ |
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return $this->autoPrimaryKey; |
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} |
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public function getFields() |
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{ |
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return $this->fields; |
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} |
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public function getUniqueKeys() |
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{ |
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return $this->uniqueKeys; |
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} |
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} |
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ntentan /
nibii
