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<?php |
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namespace LeKoala\Encrypt; |
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use SilverStripe\Core\Injector\Injector; |
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/** |
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* This trait helps to override the default getField method in order to return |
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* the value of a field directly instead of the db object instance |
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* |
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* Simply define this in your code |
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* |
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* public function getField($field) |
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* { |
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* return $this->getEncryptedField($field); |
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* } |
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* |
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* public function setField($fieldName, $val) |
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* { |
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* return $this->setEncryptedField($fieldName, $val); |
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* } |
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*/ |
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trait HasEncryptedFields |
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{ |
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/** |
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* Extend getField to support retrieving encrypted value transparently |
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* @param string $field The name of the field |
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* @return mixed The field value |
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*/ |
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public function getEncryptedField($field) |
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{ |
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// If it's an encrypted field |
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if ($this->hasEncryptedField($field)) { |
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$fieldObj = $this->dbObject($field); |
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// Set decrypted value directly on the record for later use |
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$this->record[$field] = $fieldObj->getValue(); |
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} |
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return parent::getField($field); |
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} |
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/** |
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* Extend setField to support setting encrypted value transparently |
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* @param string $field |
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* @param mixed $val |
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* @return $this |
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*/ |
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public function setEncryptedField($field, $val) |
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{ |
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// If it's an encrypted field |
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if ($this->hasEncryptedField($field) && $val && is_scalar($val)) { |
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$schema = static::getSchema(); |
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// In case of composite fields, return the DBField object |
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if ($schema->compositeField(static::class, $field)) { |
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$fieldObj = $this->dbObject($field); |
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$fieldObj->setValue($val); |
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// Proceed with DBField instance, that will call saveInto |
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// and call this method again for distinct fields |
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$val = $fieldObj; |
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} |
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} |
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return parent::setField($field, $val); |
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} |
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/** |
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* @param string $field |
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* @return boolean |
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*/ |
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public function hasEncryptedField($field) |
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{ |
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return EncryptHelper::isEncryptedField(get_class($this), $field); |
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} |
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} |
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lekoala /
silverstripe-encrypt
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