121 lines
3.5 KiB
PHP
121 lines
3.5 KiB
PHP
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<?php
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namespace Module\Api;
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use \FuzeWorks\Module;
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class RestApi extends Module {
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public function __construct(&$core){
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parent::__construct($core);
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}
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public function onLoad() {}
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/**
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* Property: method
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* The HTTP method this request was made in, either GET, POST, PUT or DELETE
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*/
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public $method = '';
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/**
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* Property: endpoint
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* The Model requested in the URI. eg: /files
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*/
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public $endpoint = '';
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/**
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* Property: verb
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* An optional additional descriptor about the endpoint, used for things that can
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* not be handled by the basic methods. eg: /files/process
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*/
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public $verb = '';
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/**
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* Property: args
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* Any additional URI components after the endpoint and verb have been removed, in our
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* case, an integer ID for the resource. eg: /<endpoint>/<verb>/<arg0>/<arg1>
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* or /<endpoint>/<arg0>
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*/
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public $args = Array();
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/**
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* Property: file
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* Stores the input of the PUT request
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*/
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public $file = Null;
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/**
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* Request
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* Allow for CORS, assemble and pre-process the data
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*/
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public function request($request) {
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header("Access-Control-Allow-Orgin: *");
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header("Access-Control-Allow-Methods: *");
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header("Content-Type: application/json");
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$this->args = explode('/', rtrim($request, '/'));
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$this->endpoint = array_shift($this->args);
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if (array_key_exists(0, $this->args) && !is_numeric($this->args[0])) {
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$this->verb = array_shift($this->args);
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}
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$this->method = $_SERVER['REQUEST_METHOD'];
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if ($this->method == 'POST' && array_key_exists('HTTP_X_HTTP_METHOD', $_SERVER)) {
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if ($_SERVER['HTTP_X_HTTP_METHOD'] == 'DELETE') {
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$this->method = 'DELETE';
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} else if ($_SERVER['HTTP_X_HTTP_METHOD'] == 'PUT') {
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$this->method = 'PUT';
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} else {
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throw new Exception("Unexpected Header");
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}
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}
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switch($this->method) {
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case 'DELETE':
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case 'POST':
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$this->request = $this->_cleanInputs($_POST);
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break;
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case 'GET':
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$this->request = $this->_cleanInputs($_GET);
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break;
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case 'PUT':
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$this->request = $this->_cleanInputs($_GET);
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$this->file = file_get_contents("php://input");
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break;
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default:
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$this->_response('Invalid Method', 405);
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break;
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}
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}
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public function processAPI() {
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if ((int)method_exists($this, $this->endpoint) > 0) {
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return $this->_response($this->{$this->endpoint}($this->args));
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}
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return $this->_response("No Endpoint: $this->endpoint", 404);
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}
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private function _response($data, $status = 200) {
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header("HTTP/1.1 " . $status . " " . $this->_requestStatus($status));
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return json_encode($data);
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}
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private function _cleanInputs($data) {
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$clean_input = Array();
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if (is_array($data)) {
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foreach ($data as $k => $v) {
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$clean_input[$k] = $this->_cleanInputs($v);
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}
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} else {
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$clean_input = trim(strip_tags($data));
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}
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return $clean_input;
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}
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private function _requestStatus($code) {
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$status = array(
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200 => 'OK',
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404 => 'Not Found',
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405 => 'Method Not Allowed',
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500 => 'Internal Server Error',
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);
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return ($status[$code])?$status[$code]:$status[500];
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}
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}
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