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Refactored library. Added new validation and excpetions. Added JSON input support

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This commit is contained in:
Evan Seguin
2012-08-31 16:36:51 -07:00
parent b6939ad164
commit 318a954400
5 changed files with 173 additions and 127 deletions
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109
main/mashape/http/HttpClient.php
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@@ -28,6 +28,7 @@ require_once(dirname(__FILE__) . "/../exceptions/MashapeClientException.php");
require_once(dirname(__FILE__) . "/HttpMethod.php");
require_once(dirname(__FILE__) . "/ContentType.php");
require_once(dirname(__FILE__) . "/UrlUtils.php");
require_once(dirname(__FILE__) . "/HttpUtils.php");
require_once(dirname(__FILE__) . "/MashapeResponse.php");
require_once(dirname(__FILE__) . "/../authentication/HeaderAuthentication.php");
require_once(dirname(__FILE__) . "/../authentication/BasicAuthentication.php");
@@ -37,13 +38,15 @@ require_once(dirname(__FILE__) . "/../authentication/QueryAuthentication.php");
class HttpClient {
public static function doRequest($httpMethod, $url, $parameters, $authHandlers, $contentType = ContentType::FORM, $encodeJson = true) {
public static function doRequest($httpMethod, $url, $parameters,
$authHandlers, $contentType = ContentType::FORM, $encodeJson = true) {
HttpUtils::cleanParameters($parameters);
if (!($httpMethod == HttpMethod::DELETE || $httpMethod == HttpMethod::GET ||
$httpMethod == HttpMethod::POST || $httpMethod == HttpMethod::PUT)) {
throw new MashapeClientException(EXCEPTION_NOTSUPPORTED_HTTPMETHOD, EXCEPTION_NOTSUPPORTED_HTTPMETHOD_CODE);
if ($authHandlers == null) {
$authHandlers = array();
}
self::validateRequest($httpMethod, $url, $parameters, $authHandlers, $contentType);
$response = self::execRequest($httpMethod, $url, $parameters, $authHandlers, $contentType);
if ($encodeJson) {
@@ -53,66 +56,72 @@ class HttpClient {
return $response;
}
private static function execRequest($httpMethod, $url, $parameters, $authHandlers, $contentType) {
$data = null;
if ($parameters == null) {
$parameters = array();
private static function validateRequest($httpMethod, $url, $parameters, $authHandlers, $contentType) {
if ( !($httpMethod == HttpMethod::DELETE
|| $httpMethod == HttpMethod::GET
|| $httpMethod == HttpMethod::POST
|| $httpMethod == HttpMethod::PUT
|| $httpMethod == HttpMethod::PATCH)) {
// we only support these HTTP methods.
throw new MashapeClientException(EXCEPTION_NOTSUPPORTED_HTTPMETHOD,
EXCEPTION_NOTSUPPORTED_HTTPMETHOD_CODE);
}
if ($authHandlers == null) {
$authHandlers = array();
if ($contentType == ContentType::JSON && is_array($parameters)) {
// Content type JSON does not allow array parameters.
throw new MashapeClientException(
EXCEPTION_CONTENT_TYPE_JSON_ARRAY,
EXCEPTION_CONTENT_TYPE_JSON_ARRAY_CODE);
}
$headers = array();
$headers[] = UrlUtils::generateClientHeaders();
// Authentication
foreach($authHandlers as $handler) {
if ($handler instanceof QueryAuthentication) {
$parameters = array_merge($parameters, $handler->handleParams());
} else if ($handler instanceof HeaderAuthentication) {
$headers[] = $handler->handleHeader();
}
if (!is_array($parameters) && $contentType != ContentType::JSON) {
// Raw parameters are only allows for ContentType::JSON
throw new MashapeClientException(
EXCEPTION_CONTENT_TYPE_NON_ARRAY,
EXCEPTION_CONTENT_TYPE_NON_ARRAY_CODE);
}
UrlUtils::prepareRequest($url, $parameters, ($httpMethod != HttpMethod::GET) ? true : false);
if ($httpMethod != HttpMethod::GET) {
switch ($contentType) {
case ContentType::FORM:
$data = http_build_query($parameters);
break;
case ContentType::MULTIPART:
$data = $parameters;
break;
case ContentType::JSON:
// TODO support json
default:
throw new MashapeClientException(
EXCEPTION_NOTSUPPORTED_CONTENTTYPE,
EXCEPTION_NOTSUPPORTED_CONTENTTYPE_CODE);
}
} else if ($contentType != ContentType::FORM) {
if ($httpMethod == HttpMethod::GET && $contentType != ContentType::FORM) {
// if we have a GET request that is anything other than urlencoded
// form data, we shouldn't allow it.
throw new MashapeClientException(
EXCEPTION_GET_INVALID_CONTENTTYPE,
EXCEPTION_GET_INVALID_CONTENTTYPE_CODE);
}
$ch = curl_init ();
if ($contentType == ContentType::JSON) {
foreach ($authHandlers as $handler) {
if ($handler instanceof QueryAuthentication) {
// bad. No room for query auth parameters if the whole body is json
throw new MashapeClientException(
EXCEPTION_CONTENT_TYPE_JSON_QUERYAUTH,
EXCEPTION_CONTENT_TYPE_JSON_QUERYAUTH_CODE);
}
}
}
}
// prepare the request
curl_setopt ($ch, CURLOPT_URL , $url);
if ($httpMethod != HttpMethod::GET) {
private static function execRequest($httpMethod, $url, $parameters, $authHandlers, $contentType) {
// first, collect the headers and parameters we'll need from the authentication handlers
list($headers, $authParameters) = HttpUtils::handleAuthentication($authHandlers);
if (is_array($parameters)) {
$parameters = array_merge($parameters, $authParameters);
}
// prepare the request
$ch = curl_init ();
if ($httpMethod == HttpMethod::GET) {
$url = UrlUtils::buildUrlWithQueryString($url, $parameters);
} else {
$data = HttpUtils::buildDataForContentType($contentType, $parameters, $headers);
curl_setopt ($ch, CURLOPT_CUSTOMREQUEST, $httpMethod);
//curl_setopt ($ch, CURLOPT_POST, 1);
curl_setopt ($ch, CURLOPT_POSTFIELDS, $parameters);
}
curl_setopt ($ch, CURLOPT_POSTFIELDS, $data);
}
curl_setopt ($ch, CURLOPT_URL , $url);
curl_setopt ($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt ($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt ($ch, CURLINFO_HEADER_OUT, true);
$response = curl_exec($ch);
curl_setopt ($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt ($ch, CURLINFO_HEADER_OUT, true);
$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$responseHeaders = curl_getinfo($ch, CURLINFO_HEADER_OUT);
curl_close($ch);
curl_close($ch);
return new MashapeResponse($response, $httpCode, $responseHeaders);
}