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109 lines
3.3 KiB
PHP
109 lines
3.3 KiB
PHP
<?php
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namespace BSR\Lib;
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use BSR\Lib\Exception\UsageException;
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use BSR\Lib\Exception\WebException;
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abstract class WebService
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{
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private $func = null;
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private $status = 200;
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private $log = '';
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/**
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* @param $message
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* @param int $verbosity
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* @param bool $withTime
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*/
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public function log($message, $verbosity = 1, $withTime = false) {
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if(Configuration::get('log.verbosity') < $verbosity) {
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return;
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}
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if($withTime) {
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$message = date("d-m-Y h:m:s").' '.$message;
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}
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$this->log .= $message."\n";
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}
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public function Run()
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{
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$renderer = new Renderer();
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$this->log("------------------");
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$this->log("Start request", 1, true);
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$data = array();
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try {
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$result = $this->Call();
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$data["result"][$this->func] = $result;
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} catch (WebException $e) {
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$data["error"]["code"] = $e->getCode();
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$data["error"]["reason"] = $e->getMessage();
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$data["error"]["name"] = $e->getName();
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$this->status = 400;
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$this->log(sprintf("Error : [%s] %s", $e->getCode(), $e->getName()));
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} catch (\Exception $e) {
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$data["failure"]["code"] = $e->getCode();
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$data["failure"]["reason"] = $e->getMessage();
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$this->status = 500;
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$this->log(sprintf("Failure : %s", $e->getMessage()));
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}
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$this->log("Data: ".print_r($data, true), 2);
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$renderer->render($this->status, $data);
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$this->log("Request finished", 1, true);
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$this->log("------------------\n\n");
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if(Configuration::get('log.verbosity') > 0) {
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file_put_contents(Configuration::get('log.file'), $this->log, FILE_APPEND | LOCK_EX);
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}
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}
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private function Call()
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{
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session_save_path(Configuration::get('session.save_path'));
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session_start();
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$params = empty($_GET) ? $_POST : $_GET;
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if (empty($params)) {
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throw new UsageException("NoArguments", "No arguments specified.", UsageException::NO_ARGS);
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}
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if (!array_key_exists("func", $params)) {
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throw new UsageException("MissingMethod", "No method specified.", UsageException::MISSING_METHOD);
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}
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$this->func = $params["func"];
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unset($params['func']);
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if (!is_callable(array($this, $this->func))) {
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throw new UsageException("BadMethod", "Method {$this->func} does not exists.", UsageException::BAD_METHOD);
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}
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$rm = new \ReflectionMethod($this, $this->func);
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$nbParams = count($params);
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$nbArgsFix = $rm->getNumberOfRequiredParameters();
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$nbArgs = $rm->getNumberOfParameters();
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/* Check the number of arguments. */
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if ($nbParams < $nbArgsFix) {
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throw new UsageException("TooManyArgs", "You must provide at least $nbArgsFix arguments.", UsageException::TOO_MANY_ARGS);
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}
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if ($nbParams > $nbArgs) {
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throw new UsageException("TooFewArgs", "You must provide at most $nbArgs arguments.", UsageException::TOO_FEW_ARGS);
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}
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$this->log("Calling '".$this->func."'");
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$this->log("Params: ".print_r($params, true), 2);
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return call_user_func_array(array($this, $this->func), $params);
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}
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}
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