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-rw-r--r--mod/openid.php191
1 files changed, 191 insertions, 0 deletions
diff --git a/mod/openid.php b/mod/openid.php
new file mode 100644
index 000000000..2112e0af4
--- /dev/null
+++ b/mod/openid.php
@@ -0,0 +1,191 @@
+<?php
+
+
+require_once('library/openid/openid.php');
+require_once('include/auth.php');
+
+function openid_content(&$a) {
+
+ $noid = get_config('system','disable_openid');
+ if($noid)
+ goaway(z_root());
+
+ logger('mod_openid ' . print_r($_REQUEST,true), LOGGER_DATA);
+
+ if(x($_REQUEST,'openid_mode')) {
+
+ $openid = new LightOpenID(z_root());
+
+ if($openid->validate()) {
+
+ logger('openid: validate');
+
+ $authid = normalise_openid($_REQUEST['openid_identity']);
+
+ if(! strlen($authid)) {
+ logger( t('OpenID protocol error. No ID returned.') . EOL);
+ goaway(z_root());
+ }
+
+ $x = match_openid($authid);
+ if($x) {
+
+ $r = q("select * from channel where channel_id = %d limit 1",
+ intval($x)
+ );
+ if($r) {
+ $y = q("select * from account where account_id = %d limit 1",
+ intval($r[0]['channel_account_id'])
+ );
+ if($y) {
+ foreach($y as $record) {
+ if(($record['account_flags'] == ACCOUNT_OK) || ($record['account_flags'] == ACCOUNT_UNVERIFIED)) {
+ logger('mod_openid: openid success for ' . $x[0]['channel_name']);
+ $_SESSION['uid'] = $r[0]['channel_id'];
+ $_SESSION['account_id'] = $r[0]['channel_account_id'];
+ $_SESSION['authenticated'] = true;
+ authenticate_success($record,true,true,true,true);
+ goaway(z_root());
+ }
+ }
+ }
+ }
+ }
+
+ // Successful OpenID login - but we can't match it to an existing account.
+ // See if they've got an xchan
+
+ $r = q("select * from xconfig left join xchan on xchan_hash = xconfig.xchan where cat = 'system' and k = 'openid' and v = '%s' limit 1",
+ dbesc($authid)
+ );
+
+ if($r) {
+ $_SESSION['authenticated'] = 1;
+ $_SESSION['visitor_id'] = $r[0]['xchan_hash'];
+ $_SESSION['my_url'] = $r[0]['xchan_url'];
+ $_SESSION['my_address'] = $r[0]['xchan_addr'];
+ $arr = array('xchan' => $r[0], 'session' => $_SESSION);
+ call_hooks('magic_auth_openid_success',$arr);
+ $a->set_observer($r[0]);
+ require_once('include/security.php');
+ $a->set_groups(init_groups_visitor($_SESSION['visitor_id']));
+ info(sprintf( t('Welcome %s. Remote authentication successful.'),$r[0]['xchan_name']));
+ logger('mod_openid: remote auth success from ' . $r[0]['xchan_addr']);
+ if($_SESSION['return_url'])
+ goaway($_SESSION['return_url']);
+ goaway(z_root());
+ }
+
+ // no xchan...
+ // create one.
+ // We should probably probe the openid url and figure out if they have any kind of social presence we might be able to
+ // scrape some identifying info from.
+
+ $name = $authid;
+ $url = trim($_REQUEST['openid_identity'],'/');
+ if(strpos($url,'http') === false)
+ $url = 'https://' . $url;
+ $pphoto = get_default_profile_photo();
+ $parsed = @parse_url($url);
+ if($parsed) {
+ $host = $parsed['host'];
+ }
+
+ $attr = $openid->getAttributes();
+
+ if(is_array($attr) && count($attr)) {
+ foreach($attr as $k => $v) {
+ if($k === 'namePerson/friendly')
+ $nick = notags(trim($v));
+ if($k === 'namePerson/first')
+ $first = notags(trim($v));
+ if($k === 'namePerson')
+ $name = notags(trim($v));
+ if($k === 'contact/email')
+ $addr = notags(trim($v));
+ if($k === 'media/image/aspect11')
+ $photosq = trim($v);
+ if($k === 'media/image/default')
+ $photo_other = trim($v);
+ }
+ }
+ if(! $nick) {
+ if($first)
+ $nick = $first;
+ else
+ $nick = $name;
+ }
+
+ require_once('library/urlify/URLify.php');
+ $x = strtolower(URLify::transliterate($nick));
+ if($nick & $host)
+ $addr = $nick . '@' . $host;
+ $network = 'unknown';
+
+ if($photosq)
+ $pphoto = $photosq;
+ elseif($photo_other)
+ $pphoto = $photo_other;
+
+ $x = q("insert into xchan ( xchan_hash, xchan_guid, xchan_guid_sig, xchan_pubkey, xchan_photo_mimetype,
+ xchan_photo_l, xchan_addr, xchan_url, xchan_connurl, xchan_follow, xchan_connpage, xchan_name, xchan_network, xchan_photo_date,
+ xchan_name_date, xchan_flags)
+ values ( '%s', '%s', '%s', '%s' , '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d) ",
+ dbesc($url),
+ dbesc(''),
+ dbesc(''),
+ dbesc(''),
+ dbesc('image/jpeg'),
+ dbesc($pphoto),
+ dbesc($addr),
+ dbesc($url),
+ dbesc(''),
+ dbesc(''),
+ dbesc(''),
+ dbesc($name),
+ dbesc($network),
+ dbesc(datetime_convert()),
+ dbesc(datetime_convert()),
+ intval(XCHAN_FLAGS_HIDDEN)
+ );
+ if($x) {
+ $r = q("select * from xchan where xchan_hash = '%s' limit 1",
+ dbesc($url)
+ );
+ if($r) {
+
+ $photos = import_profile_photo($pphoto,$url);
+ if($photos) {
+ $z = q("update xchan set xchan_photo_date = '%s', xchan_photo_l = '%s', xchan_photo_m = '%s',
+ xchan_photo_s = '%s', xchan_photo_mimetype = '%s' where xchan_hash = '%s' limit 1",
+ dbesc(datetime_convert()),
+ dbesc($photos[0]),
+ dbesc($photos[1]),
+ dbesc($photos[2]),
+ dbesc($photos[3]),
+ dbesc($url)
+ );
+ }
+
+ set_xconfig($url,'system','openid',$authid);
+ $_SESSION['authenticated'] = 1;
+ $_SESSION['visitor_id'] = $r[0]['xchan_hash'];
+ $_SESSION['my_url'] = $r[0]['xchan_url'];
+ $_SESSION['my_address'] = $r[0]['xchan_addr'];
+ $arr = array('xchan' => $r[0], 'session' => $_SESSION);
+ call_hooks('magic_auth_openid_success',$arr);
+ $a->set_observer($r[0]);
+ info(sprintf( t('Welcome %s. Remote authentication successful.'),$r[0]['xchan_name']));
+ logger('mod_openid: remote auth success from ' . $r[0]['xchan_addr']);
+ if($_SESSION['return_url'])
+ goaway($_SESSION['return_url']);
+ goaway(z_root());
+ }
+ }
+
+ }
+ }
+ notice( t('Login failed.') . EOL);
+ goaway(z_root());
+ // NOTREACHED
+}