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<?php |
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namespace Http\Rest; |
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use \Psr\Http\Message\ServerRequestInterface as Request; |
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use \Psr\Http\Message\ResponseInterface as Response; |
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require 'vendor/autoload.php'; |
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class DataTableAPI extends RestAPI |
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{ |
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protected $dataSetName; |
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protected $dataTableName; |
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protected $primaryKeyName; |
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public function __construct($dataSetName, $dataTableName, $primaryKeyName = false) |
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{ |
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$this->dataSetName = $dataSetName; |
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$this->dataTableName = $dataTableName; |
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$this->primaryKeyName = $primaryKeyName; |
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} |
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public function setup($app) |
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{ |
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$app->get('[/]', array($this, 'readEntries')); |
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$app->post('[/]', array($this, 'createEntry')); |
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if($this->primaryKeyName !== false) |
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{ |
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$app->get('/{name}[/]', array($this, 'readEntry')); |
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$app->patch('/{name}[/]', array($this, 'updateEntry')); |
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$app->delete('/{name}[/]', array($this, 'deleteEntry')); |
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} |
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} |
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protected function getDataTable() |
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{ |
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return \DataSetFactory::getDataTableByNames($this->dataSetName, $this->dataTableName); |
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} |
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protected function canRead($request) |
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{ |
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$this->validateLoggedIn($request); |
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//validateLoggedIn is fatal if not logged in... |
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return true; |
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} |
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protected function canCreate($request) |
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{ |
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//Must be overriden in a child class to allow create |
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return false; |
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} |
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protected function canUpdate($request, $entity) |
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{ |
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//Must be overriden in a child class to allow update |
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return false; |
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} |
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protected function canDelete($request, $entity) |
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{ |
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//Must be overriden in a child class to allow update |
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return false; |
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} |
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protected function getFilterForPrimaryKey($value) |
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{ |
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return new \Data\Filter($this->primaryKeyName." eq '$value'"); |
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} |
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protected function manipulateParameters($request, &$odata) |
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{ |
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return false; |
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} |
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protected function validateCreate(&$obj, $request) |
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{ |
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return true; |
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} |
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protected function validateUpdate(&$newObj, $request, $oldObj) |
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{ |
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return true; |
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} |
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public function readEntries($request, $response, $args) |
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{ |
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if($this->canRead($request) === false) |
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{ |
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return $response->withStatus(401); |
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} |
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$dataTable = $this->getDataTable(); |
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$odata = $request->getAttribute('odata', new \ODataParams(array())); |
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$params = $this->manipulateParameters($request, $odata); |
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$areas = $dataTable->read($odata->filter, $odata->select, $odata->top, |
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$odata->skip, $odata->orderby, $params); |
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if($areas === false) |
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{ |
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$areas = array(); |
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} |
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if(method_exists($this, 'processEntry')) |
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{ |
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$count = count($areas); |
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for($i = 0; $i < $count; $i++) |
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{ |
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$areas[$i] = $this->processEntry($areas[$i], $request); |
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} |
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} |
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return $response->withJson($areas); |
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} |
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public function createEntry($request, $response, $args) |
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{ |
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if($this->canCreate($request) === false) |
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{ |
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return $response->withStatus(401); |
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} |
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$dataTable = $this->getDataTable(); |
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$obj = $request->getParsedBody(); |
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if($obj == NULL) |
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{ |
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$obj = json_decode($request->getBody()->getContents(), true); |
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} |
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if($this->validateCreate($obj, $request) === false) |
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{ |
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return $response->withStatus(400); |
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} |
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$ret = $dataTable->create($obj); |
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return $response->withJson($ret); |
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} |
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public function readEntry($request, $response, $args) |
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{ |
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if($this->canRead($request) === false) |
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{ |
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return $response->withStatus(401); |
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} |
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$dataTable = $this->getDataTable(); |
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$odata = $request->getAttribute('odata', new \ODataParams(array())); |
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$filter = $this->getFilterForPrimaryKey($args['name']); |
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$areas = $dataTable->read($filter, $odata->select, $odata->top, |
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$odata->skip, $odata->orderby); |
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if(empty($areas)) |
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{ |
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return $response->withStatus(404); |
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} |
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if(method_exists($this, 'processEntry')) |
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{ |
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$areas[0] = $this->processEntry($areas[0], $request); |
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} |
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return $response->withJson($areas[0]); |
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} |
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public function updateEntry($request, $response, $args) |
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{ |
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if($this->canRead($request) === false) |
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{ |
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return $response->withStatus(401); |
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} |
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$filter = $this->getFilterForPrimaryKey($args['name']); |
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$dataTable = $this->getDataTable(); |
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$entry = $dataTable->read($filter); |
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if(empty($entry)) |
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{ |
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return $response->withStatus(404); |
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} |
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if(count($entry) === 1 && isset($entry[0])) |
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{ |
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$entry = $entry[0]; |
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} |
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if($this->canUpdate($request, $entry) === false) |
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{ |
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return $response->withStatus(401); |
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} |
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$obj = $request->getParsedBody(); |
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if($this->validateUpdate($obj, $request, $entry) === false) |
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{ |
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return $response->withStatus(400); |
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} |
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$ret = $dataTable->update($filter, $obj); |
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return $response->withJson($ret); |
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} |
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public function deleteEntry($request, $response, $args) |
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{ |
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if($this->canRead($request) === false) |
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{ |
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return $response->withStatus(401); |
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} |
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$filter = $this->getFilterForPrimaryKey($args['name']); |
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$dataTable = $this->getDataTable(); |
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$entry = $dataTable->read($filter); |
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if(empty($entry)) |
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{ |
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return $response->withStatus(404); |
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} |
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if($this->canDelete($request, $entry) === false) |
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{ |
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return $response->withStatus(401); |
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} |
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$ret = $dataTable->delete($filter); |
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return $response->withJson($ret); |
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} |
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} |
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BurningFlipside /
CommonCode
Loading history...
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.