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<?php
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
$separador = (substr(PHP_OS, 0, 3) == 'WIN') ? ";" : ":";
ini_set("include_path", ini_get("include_path"). $separador . '../../php/3ros/shindig');
// Some people forget to set their timezone in their php.ini,
// this prevents that from generating warnings
@date_default_timezone_set(@date_default_timezone_get());
include_once ('src/common/Config.php');
include_once ('src/common/File.php');
if (Config::get('debug')) {
// Basic sanity check if we have all required modules
$modules = array('json', 'SimpleXML', 'libxml', 'curl', 'openssl');
// if plain text tokens are disallowed we require mcrypt
if (! Config::get('allow_plaintext_token')) {
$modules[] = 'mcrypt';
}
// if you selected the memcache caching backend, you need the memcache extention too :)
if (Config::get('data_cache') == 'CacheMemcache') {
$modules[] = 'memcache';
}
foreach ($modules as $module) {
if (! extension_loaded($module)) {
die("Shindig requires the {$module} extention, see <a href='http://www.php.net/{$module}'>http://www.php.net/{$module}</a> for more info");
}
}
if (get_magic_quotes_gpc()) {
die("Your environment has magic_quotes_gpc enabled which will interfere with Shindig. Please set 'magic_quotes_gpc' to 'Off' in php.ini");
}
$populate_raw_post = strtolower(ini_get("always_populate_raw_post_data"));
if (!isset($populate_raw_post) || $populate_raw_post === "0" || $populate_raw_post === "Off") {
die("Your environment does not have always_populate_raw_post_data enabled which will interfere with Shindig. Please set 'always_populate_raw_post_data' to 'On' in php.ini");
}
}
// All configurable classes are autoloaded (see config.php for the configurable classes)
// To load these, we scan our entire directory structure
function __autoload($className) {
$locations = array('src/common', 'src/common/sample', 'src/gadgets', 'src/gadgets/servlet',
'src/gadgets/oauth', 'src/gadgets/sample', 'src/social', 'src/social/servlet',
'src/social/service', 'src/social/opensocial', 'src/social/model', 'src/social/spi',
'src/social/converters', 'src/social/oauth', 'src/social/sample');
$extension_class_paths = Config::get('extension_class_paths');
if (! empty($extension_class_paths)) {
$locations = array_merge(explode(',', $extension_class_paths), $locations);
}
// Check for the presense of this class in our all our directories.
$fileName = $className . '.php';
foreach ($locations as $path) {
if (file_exists("../../php/3ros/shindig/{$path}/$fileName")) {
require '../../php/3ros/shindig/'.$path . '/' . $fileName;
return;
}
}
if (($loader = Config::get('extension_autoloader')) && function_exists($loader)) {
call_user_func($loader, $className);
}
}
$servletMap = array(Config::get('web_prefix') . '/gadgets/files' => 'FilesServlet',
Config::get('web_prefix') . '/gadgets/js' => 'JsServlet',
Config::get('web_prefix') . '/gadgets/proxy' => 'ProxyServlet',
Config::get('web_prefix') . '/gadgets/makeRequest' => 'MakeRequestServlet',
Config::get('web_prefix') . '/gadgets/ifr' => 'GadgetRenderingServlet',
Config::get('web_prefix') . '/gadgets/metadata' => 'MetadataServlet',
Config::get('web_prefix') . '/gadgets/oauthcallback' => 'OAuthCallbackServlet',
Config::get('web_prefix') . '/gadgets/api/rpc' => 'JsonRpcServlet',
Config::get('web_prefix') . '/gadgets/api/rest' => 'DataServiceServlet',
Config::get('web_prefix') . '/social/rest' => 'DataServiceServlet',
Config::get('web_prefix') . '/social/rpc' => 'JsonRpcServlet',
Config::get('web_prefix') . '/public.crt' => 'CertServlet',
Config::get('web_prefix') . '/public.cer' => 'CertServlet');
// Try to match the request url to our servlet mapping
$servlet = false;
$uri = $_SERVER["REQUEST_URI"];
foreach ($servletMap as $url => $class) {
if (substr($uri, 0, strlen($url)) == $url) {
//FIXME temporary hack to support both /proxy and /makeRequest with the same event handler
// /makeRequest == /proxy?output=js
if ($url == Config::get('web_prefix') . '/gadgets/makeRequest') {
$_GET['output'] = 'js';
}
$servlet = $class;
break;
}
}
// If we found a correlating servlet, instance and call it. Otherwise give a 404 error
if ($servlet) {
$class = new $class();
$method = $_SERVER['REQUEST_METHOD'];
// Not all clients support the PUT, HEAD & DELETE http methods, they depend on the X-HTTP-Method-Override instead
if ($method == 'POST' && isset($_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE'])) {
$method = $_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE'];
}
$method = 'do' . ucfirst(strtolower($method));
if (is_callable(array($class, $method))) {
$class->$method();
} else {
header("HTTP/1.0 405 Method Not Allowed");
echo "<html><body><h1>405 Method Not Allowed</h1></body></html>";
}
} else {
// Unhandled event, display simple 404 error
header("HTTP/1.0 404 Not Found");
echo "<html><body><h1>404 Not Found</h1></body></html>";
}
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