version 0.3

2011-05-05 19:57:08 -07:00
parent a3ba45fe92
commit e375059496
21 changed files with 441 additions and 376 deletions
--- a/main/mashape/http/HttpClient.php
+++ b/main/mashape/http/HttpClient.php
@@ -0,0 +1,62 @@
+<?php
+
+require_once(dirname(__FILE__) . "/../json/Json.php");
+require_once(dirname(__FILE__) . "/../exceptions/MashapeClientException.php");
+require_once(dirname(__FILE__) . "/HttpMethod.php");
+require_once(dirname(__FILE__) . "/UrlUtils.php");
+
+class HttpClient {
+
+	public static function doRequest($httpMethod, $url, $parameters, $token) {
+		if (!($httpMethod == HttpMethod::DELETE || $httpMethod == HttpMethod::GET ||
+		$httpMethod == HttpMethod::POST || $httpMethod == HttpMethod::PUT)) {
+			throw new MashapeClientException(EXCEPTION_NOTSUPPORTED_HTTPMETHOD, EXCEPTION_NOTSUPPORTED_HTTPMETHOD_CODE);
+		}
+
+		UrlUtils::addClientParameters($url, $parameters, $token);
+		UrlUtils::prepareRequest($url, $parameters, ($httpMethod != HttpMethod::GET) ? true : false);
+		
+		$response = self::execRequest($httpMethod, $url, $parameters);
+
+		$jsonResponse = json_decode($response);
+		if (empty($jsonResponse)) {
+			throw new MashapeClientException(sprintf(EXCEPTION_JSONDECODE_REQUEST, $response), EXCEPTION_SYSTEM_ERROR_CODE);
+		}
+
+		return $jsonResponse;
+
+	}
+
+	private static function execRequest($httpMethod, $url, $parameters) {
+		$data = null;
+		if ($httpMethod != HttpMethod::GET) {
+			$url = self::removeQueryString($url);
+			$data = http_build_query($parameters);
+		}
+
+		$opts = array('http' =>
+		array(
+				'ignore_errors' => true,
+		        'method'  => $httpMethod,
+		        'content' => $data
+		)
+		);
+
+		$context  = stream_context_create($opts);
+		$response = @file_get_contents($url, false, $context);
+		return $response;
+	}
+
+	private static function removeQueryString($url) {
+		$pos = strpos($url, "?");
+		if ($pos !== false) {
+			return substr($url, 0, $pos);
+		}
+		return $url;
+	}
+
+}
+
+
+
+?>
--- a/main/mashape/http/HttpMethod.php
+++ b/main/mashape/http/HttpMethod.php
@@ -0,0 +1,11 @@
+<?php
+
+class HttpMethod
+{
+	const DELETE = "DELETE";
+	const GET = "GET";
+	const POST = "POST";
+	const PUT = "PUT";
+}
+
+?>
--- a/main/mashape/http/TokenUtil.php
+++ b/main/mashape/http/TokenUtil.php
@@ -0,0 +1,26 @@
+<?php
+
+require_once(dirname(__FILE__) . "/../exceptions/MashapeClientException.php");
+require_once(dirname(__FILE__) . "/HttpMethod.php");
+require_once(dirname(__FILE__) . "/HttpClient.php");
+
+define("TOKEN_URL", "https://api.mashape.com/requestToken?devkey={devkey}");
+
+class TokenUtil {
+
+	public static function requestToken($developerKey) {
+		$parameters = array("devkey"=>$developerKey);
+
+		$response = HttpClient::doRequest(HttpMethod::POST, TOKEN_URL, $parameters, null);
+
+		if (empty($response->errors)) {
+			$token = $response->token;
+			return $token;
+		} else {
+			throw new MashapeClientException($response->errors[0]->message, $response->errors[0]->code);
+		}
+	}
+
+}
+
+?>
--- a/main/mashape/http/UrlUtils.php
+++ b/main/mashape/http/UrlUtils.php
@@ -0,0 +1,101 @@
+<?php
+
+define("CLIENT_LIBRARY_LANGUAGE", "PHP");
+define("CLIENT_LIBRARY_VERSION", "V03");
+
+define("TOKEN", "_token");
+define("LANGUAGE", "_language");
+define("VERSION", "_version");
+
+define("PLACEHOLDER_REGEX", "/\{([\w\.]+)\}/");
+class UrlUtils {
+
+	public static function prepareRequest(&$url, &$parameters, $addRegularQueryStringParameters = false) {
+		if ($parameters == null) {
+			$parameters = array();
+		}
+		// Remove null parameters
+		$keys = array_keys($parameters);
+		for ($i = 0;$i<count($keys);$i++) {
+			$key = $keys[$i];
+			if ($parameters[$key] === null) {
+				unset($parameters[$key]);
+			} else {
+				$parameters[$key] = (string)$parameters[$key];
+			}
+		}
+
+		if ($addRegularQueryStringParameters) {
+			// Get regular query string parameters
+			self::addRegularQueryStringParameters($url, $parameters);
+		}
+
+
+		$finalUrl = $url;
+		$matches = null;
+		$match = preg_match_all(PLACEHOLDER_REGEX, $url, $matches);
+
+		if (!empty($matches) && count($matches) > 1) {
+			$matches = $matches[1];
+			$count = count($matches);
+			foreach ($matches as $key) {
+				if (array_key_exists($key, $parameters)) {
+					$finalUrl = preg_replace("/(\?.+)\{" . $key . "\}/", '${1}' . urlencode($parameters[$key]), $finalUrl);
+					$finalUrl = preg_replace("/\{" . $key . "\}/", rawurlencode($parameters[$key]), $finalUrl);
+				} else {
+					$finalUrl = preg_replace("/&?[\w]*=?\{" . $key . "\}/", "", $finalUrl);
+				}
+			}
+		}
+
+		$finalUrl = preg_replace("/\?&/", "?", $finalUrl);
+		$finalUrl = preg_replace("/\?$/", "", $finalUrl);
+		$url = $finalUrl;
+	}
+
+	private static function addRegularQueryStringParameters($url, &$parameters) {
+		$urlParts = explode("?", $url);
+		if (count($urlParts) > 1) {
+			$queryString = $urlParts[1];
+			$queryStringParameters = explode("&", $queryString);
+			foreach ($queryStringParameters as $queryStringParameter) {
+				$queryStringParameterParts = explode("=", $queryStringParameter);
+				if (count($queryStringParameterParts) > 1) {
+					if (!self::isPlaceHolder($queryStringParameterParts[1])) {
+						$parameters[$queryStringParameterParts[0]] = $queryStringParameterParts[1];
+					}
+				}
+			}
+		}
+	}
+
+	private static function isPlaceHolder($value) {
+		return preg_match(PLACEHOLDER_REGEX, $value);
+	}
+
+	public static function addClientParameters(&$url, &$parameters, $token) {
+		if ($parameters == null) {
+			$parameters = array();
+		}
+
+		if (strpos($url, "?") === false) {
+			$url .= "?";
+		} else {
+			$url .= "&";
+		}
+
+		$url .= self::addClientParameter(TOKEN);
+		$parameters[TOKEN] = $token;
+		$url .= "&" . self::addClientParameter(LANGUAGE);
+		$parameters[LANGUAGE] = CLIENT_LIBRARY_LANGUAGE;
+		$url .= "&" . self::addClientParameter(VERSION);
+		$parameters[VERSION] = CLIENT_LIBRARY_VERSION;
+	}
+
+	private static function addClientParameter($parameter) {
+		return $parameter . "={" . $parameter . "}";
+	}
+
+}
+
+?>