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<?php |
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/** |
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* Add this DataExtension to your models if you wish to have specific DB fields |
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* receive JSON data POSTed from particular input fields in the CMS. |
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* |
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* You'll need to declare declare a `$jsontext_field_map` config static on the decorated |
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* model(s) as follows: |
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* |
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* <code> |
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* private static $jsontext_field_map = [ |
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* 'MyDBField1' => [ |
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* 'MyInputField1', |
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* 'MyInputField2' |
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* ], |
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* 'MyDBField2' => [ |
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* 'MyInputField3', |
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'MyInputField4' |
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* ] |
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* ]; |
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* <code> |
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* |
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* @package silverstripe-jsontext |
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* @subpackage extensions |
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* @author Russell Michell <[email protected]> |
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*/ |
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class JSONTextExtension extends \DataExtension |
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{ |
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/** |
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* Manipulate POSTed data from pre-specified CMS fields and write their data |
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* as JSON. |
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* |
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* @return void |
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*/ |
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public function onBeforeWrite() |
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{ |
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// Fields are declared in a config static on decorated models |
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$fieldMap = $this->getOwner()->config()->get('jsontext_field_map'); |
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$postVars = Controller::curr()->getRequest()->postVars(); |
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$data = []; |
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foreach ($fieldMap as $dbFieldName => $inputFields) { |
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foreach ($inputFields as $inputField) { |
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$data[$dbFieldName][] = [$inputField => $postVars[$inputField]]; |
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} |
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$jsonTextField = $this->getOwner()->dbObject($dbFieldName); |
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$this->getOwner()->setField($dbFieldName, $jsonTextField->toJSON($data[$dbFieldName])); |
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} |
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parent::onBeforeWrite(); |
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} |
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/** |
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* Ensure any CMS input fields used with a {@link JSONText} field, show the |
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* appropriate value taken from the stored JSON data once data is saved. |
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* |
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* Note: UNSTABLE API, logic assumes a specific JSON structure. |
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* |
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* @param FieldList $fields |
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* @return void |
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*/ |
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public function updateCMSFields(\FieldList $fields) |
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{ |
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$fieldMap = $this->getOwner()->config()->get('jsontext_field_map'); |
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foreach ($fieldMap as $dbFieldName => $inputFields) { |
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$dbObject = $this->getOwner()->dbObject($dbFieldName); |
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$jsonData = $dbObject->getStoreAsArray(); |
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foreach ($inputFields as $inputField) { |
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foreach ($jsonData as $i => $array) { |
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if (isset($jsonData[$i][$inputField])) { |
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$this->getOwner()->setField($inputField, $array[$inputField]); |
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} |
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} |
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} |
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} |
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} |
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} |
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phptek /
silverstripe-jsontext
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.