dolibarr  19.0.0-dev
github_oauthcallback.php
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1 <?php
2 /* Copyright (C) 2022 Laurent Destailleur <eldy@users.sourceforge.net>
3  * Copyright (C) 2015 Frederic France <frederic.france@free.fr>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <https://www.gnu.org/licenses/>.
17  */
18 
25 // Load Dolibarr environment
26 require '../../../main.inc.php';
27 require_once DOL_DOCUMENT_ROOT.'/includes/OAuth/bootstrap.php';
28 use OAuth\Common\Storage\DoliStorage;
29 use OAuth\Common\Consumer\Credentials;
30 use OAuth\OAuth2\Service\GitHub;
31 
32 // Define $urlwithroot
33 $urlwithouturlroot = preg_replace('/'.preg_quote(DOL_URL_ROOT, '/').'$/i', '', trim($dolibarr_main_url_root));
34 $urlwithroot = $urlwithouturlroot.DOL_URL_ROOT; // This is to use external domain name found into config file
35 //$urlwithroot=DOL_MAIN_URL_ROOT; // This is to use same domain name than current
36 
37 
38 $action = GETPOST('action', 'aZ09');
39 $backtourl = GETPOST('backtourl', 'alpha');
40 $keyforprovider = GETPOST('keyforprovider', 'aZ09');
41 if (empty($keyforprovider) && !empty($_SESSION["oauthkeyforproviderbeforeoauthjump"]) && (GETPOST('code') || $action == 'delete')) {
42  $keyforprovider = $_SESSION["oauthkeyforproviderbeforeoauthjump"];
43 }
44 
45 
49 $uriFactory = new \OAuth\Common\Http\Uri\UriFactory();
50 //$currentUri = $uriFactory->createFromSuperGlobalArray($_SERVER);
51 //$currentUri->setQuery('');
52 $currentUri = $uriFactory->createFromAbsolute($urlwithroot.'/core/modules/oauth/github_oauthcallback.php');
53 
54 
60 $serviceFactory = new \OAuth\ServiceFactory();
61 $httpClient = new \OAuth\Common\Http\Client\CurlClient();
62 // TODO Set options for proxy and timeout
63 // $params=array('CURLXXX'=>value, ...)
64 //$httpClient->setCurlParameters($params);
65 $serviceFactory->setHttpClient($httpClient);
66 
67 // Dolibarr storage
68 $storage = new DoliStorage($db, $conf, $keyforprovider);
69 
70 // Setup the credentials for the requests
71 $keyforparamid = 'OAUTH_GITHUB'.($keyforprovider ? '-'.$keyforprovider : '').'_ID';
72 $keyforparamsecret = 'OAUTH_GITHUB'.($keyforprovider ? '-'.$keyforprovider : '').'_SECRET';
73 $credentials = new Credentials(
74  getDolGlobalString($keyforparamid),
75  getDolGlobalString($keyforparamsecret),
76  $currentUri->getAbsoluteUri()
77 );
78 
79 $requestedpermissionsarray = array();
80 if (GETPOST('state')) {
81  $requestedpermissionsarray = explode(',', GETPOST('state')); // Example: 'user'. 'state' parameter is standard to retrieve some parameters back
82 }
83 if ($action != 'delete' && empty($requestedpermissionsarray)) {
84  print 'Error, parameter state is not defined';
85  exit;
86 }
87 //var_dump($requestedpermissionsarray);exit;
88 
89 // Instantiate the Api service using the credentials, http client and storage mechanism for the token
90 $apiService = $serviceFactory->createService('GitHub', $credentials, $storage, $requestedpermissionsarray);
91 
92 // access type needed to have oauth provider refreshing token
93 //$apiService->setAccessType('offline');
94 
95 $langs->load("oauth");
96 
97 if (!getDolGlobalString($keyforparamid)) {
98  accessforbidden('Setup of service is not complete. Customer ID is missing');
99 }
100 if (!getDolGlobalString($keyforparamsecret)) {
101  accessforbidden('Setup of service is not complete. Secret key is missing');
102 }
103 
104 
105 /*
106  * Actions
107  */
108 
109 if ($action == 'delete') {
110  $storage->clearToken('GitHub');
111 
112  setEventMessages($langs->trans('TokenDeleted'), null, 'mesgs');
113 
114  header('Location: '.$backtourl);
115  exit();
116 }
117 
118 if (GETPOST('code')) { // We are coming from oauth provider page
119  // We should have
120  //$_GET=array('code' => string 'aaaaaaaaaaaaaa' (length=20), 'state' => string 'user,public_repo' (length=16))
121 
122  dol_syslog("We are coming from the oauth provider page code=".dol_trunc(GETPOST('code'), 5));
123 
124  // This was a callback request from service, get the token
125  try {
126  //var_dump($state);
127  //var_dump($apiService); // OAuth\OAuth2\Service\GitHub
128 
129  //$token = $apiService->requestAccessToken(GETPOST('code'), $state);
130  $token = $apiService->requestAccessToken(GETPOST('code'));
131  // Github is a service that does not need state to be stored as second paramater of requestAccessToken
132 
133  // Into constructor of GitHub, the call
134  // parent::__construct($credentials, $httpClient, $storage, $scopes, $baseApiUri)
135  // has not the ending parameter to true like the Google class constructor.
136 
137  setEventMessages($langs->trans('NewTokenStored'), null, 'mesgs'); // Stored into object managed by class DoliStorage so into table oauth_token
138 
139  $backtourl = $_SESSION["backtourlsavedbeforeoauthjump"];
140  unset($_SESSION["backtourlsavedbeforeoauthjump"]);
141 
142  if (empty($backtourl)) {
143  $backtourl = DOL_URL_ROOT.'/';
144  }
145 
146  header('Location: '.$backtourl);
147  exit();
148  } catch (Exception $e) {
149  print $e->getMessage();
150  }
151 } else { // If entry on page with no parameter, we arrive here
152  $_SESSION["backtourlsavedbeforeoauthjump"] = $backtourl;
153  $_SESSION["oauthkeyforproviderbeforeoauthjump"] = $keyforprovider;
154  $_SESSION['oauthstateanticsrf'] = $state;
155 
156  // This may create record into oauth_state before the header redirect.
157  // Creation of record with state in this tables depend on the Provider used (see its constructor).
158  if (GETPOST('state')) {
159  $url = $apiService->getAuthorizationUri(array('state' => GETPOST('state')));
160  } else {
161  $url = $apiService->getAuthorizationUri(); // Parameter state will be randomly generated
162  }
163 
164  // we go on oauth provider authorization page
165  header('Location: '.$url);
166  exit();
167 }
168 
169 
170 /*
171  * View
172  */
173 
174 // No view at all, just actions
175 
176 $db->close();
GETPOST($paramname, $check='alphanohtml', $method=0, $filter=null, $options=null, $noreplace=0)
Return value of a param into GET or POST supervariable.
setEventMessages($mesg, $mesgs, $style='mesgs', $messagekey='', $noduplicate=0)
Set event messages in dol_events session object.
dol_trunc($string, $size=40, $trunc='right', $stringencoding='UTF-8', $nodot=0, $display=0)
Truncate a string to a particular length adding '…' if string larger than length.
getDolGlobalString($key, $default='')
Return dolibarr global constant string value.
dol_syslog($message, $level=LOG_INFO, $ident=0, $suffixinfilename='', $restricttologhandler='', $logcontext=null)
Write log message into outputs.
if(empty($keyforprovider) &&!empty($_SESSION["oauthkeyforproviderbeforeoauthjump"]) &&(GETPOST('code')|| $action=='delete')) $uriFactory
Create a new instance of the URI class with the current URI, stripping the query string.
accessforbidden($message='', $printheader=1, $printfooter=1, $showonlymessage=0, $params=null)
Show a message to say access is forbidden and stop program.