Initial commit

README.md

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+# slim3-json-parser
+
+Parsing JSON response for Slim v3 REST API with CORS management - https://projects.alal.io
+
+Currently under development.

composer.json

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+{
+    "name": "malfasih/slim3-json-parser",
+    "description": "Parsing JSON response for REST API with CORS management",
+    "type": "library",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Muhammad Alfasih",
+            "email": "[email protected]"
+        }
+    ],
+    "require": {
+        "php": ">=5.5"
+    },
+    "autoload": {
+        "classmap": ["src/"]
+    }
+}

src/JsonParser.php

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+<?php
+
+/**
+ * Slim 3 JSON Parser - Parsing JSON response for REST API with CORS management
+ * 
+ * @package Slim
+ * @author Muhammad Alfasih <[email protected]>
+ * @license MIT
+ *
+ */
+
+namespace Malfasih\Slim;
+
+class JsonParser {
+
+	/**
+	 * @var string
+	 */
+	private $rawData;
+
+
+	/**
+	 * @var int
+	 */
+	private $http_status_code = 200;
+
+
+	/**
+	 * A message of what the response describe.
+	 * @var string
+	 */
+	private $message = null;
+
+
+	/**
+	 * Content-type header must be changed to make the JSON readable by browsers.
+	 * @var string
+	 */
+	private $contentType = 'application/json';
+
+
+	/**
+	 * Example 1: JSON_PRETTY_PRINT
+	 * Example 2: JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT
+	 * http://php.net/manual/en/function.json-encode.php
+	 * @var string
+	 */
+	private $options = false;
+
+
+	/**
+	 * Enable or Disable CORS Header
+	 * @var boolean
+	 */
+	private $cors_status = true;
+
+	/**
+	 * Combined CORS options for final settings.
+	 * @var array
+	 */
+	private $cors_settings = array();
+
+
+	/**
+	 * Whitelisted domain that can only access the endpoint, "*" for wildcard.
+	 * @var string
+	 */
+	private $cors_domain = "*";
+
+
+	/**
+	 * Endpoint only accept selected method(s).
+	 * @var string
+	 */
+	private $cors_methods = "X-Requested-With, Content-Type, Accept, Origin, Authorization";
+
+
+	/**
+	 * Endpoint only accept selected method(s).
+	 * @var string
+	 */
+	private $cors_headers = "GET, POST, PUT, DELETE, PATCH, OPTIONS";
+
+
+	public function __construct($response) {
+		$this->rawData = $response;
+	}
+
+
+	/**
+	 * Allow user to change CORS settings.
+	 * @var string
+	 */
+	public function setConfig($contentType = '', $options = false, $cors_status = true) {
+		if ($contentType !== '') {
+			$this->contentType = $contentType;
+		}
+
+		if ($options !== false) {
+			$this->options = $options;
+		}
+
+		$this->cors_status = (bool) $cors_status;
+	}
+
+
+	/**
+	 * Allow user to change CORS settings.
+	 * @var string
+	 */
+	public function setCORS($domain = '', $methods = '', $headers = '') {
+		if ($domain !== '') {
+			$this->cors_domain = $domain;
+		}
+		if ($methods !== '') {
+			$this->cors_methods = $methods;
+		}
+		if ($headers !== '') {
+			$this->cors_headers = $headers;
+		}
+	}
+
+
+	/**
+	 * Return the JSON parsed of given params
+	 * @return string 
+	 */
+	public function print($http_status_code = 200, $message = '') {
+		$arrayBody = ['http_code' => $http_status_code, 'message' => $message];
+
+		$this->rawData->withStatus($http_status_code);
+		$this->rawData->withHeader('Content-Type', $this->contentType);
+
+		if ($this->cors_status === true) {
+			$this->rawData->withHeader('Access-Control-Allow-Origin', $this->cors_domain);
+			$this->rawData->withHeader('Access-Control-Allow-Headers', $this->cors_headers);
+			$this->rawData->withHeader('Access-Control-Allow-Methods', $this->cors_methods);
+		}
+
+		if ($this->options !== false) {
+			$this->rawData->write(json_encode($arrayBody, $this->options));
+		} else {
+			$this->rawData->write(json_encode($arrayBody));
+		}
+
+	}
+
+}
+
+?>