* 1. A form was submitted by our user approving a friendship that originated elsewhere.
* This may also be called from dfrn_request to automatically approve a friendship.
*
- * 2. We may be the target or other side of the conversation to scenario 1, and will
+ * 2. We may be the target or other side of the conversation to scenario 1, and will
* interact with that process on our own user's behalf.
- *
+ *
*/
+require_once('include/enotify.php');
+
function dfrn_confirm_post(&$a,$handsfree = null) {
if(is_array($handsfree)) {
/**
*
- * Main entry point. Scenario 1. Our user received a friend request notification (perhaps
- * from another site) and clicked 'Approve'.
+ * Main entry point. Scenario 1. Our user received a friend request notification (perhaps
+ * from another site) and clicked 'Approve'.
* $POST['source_url'] is not set. If it is, it indicates Scenario 2.
*
- * We may also have been called directly from dfrn_request ($handsfree != null) due to
+ * We may also have been called directly from dfrn_request ($handsfree != null) due to
* this being a page type which supports automatic friend acceptance. That is also Scenario 1
* since we are operating on behalf of our registered user to approve a friendship.
*
if(! $uid) {
notice( t('Permission denied.') . EOL );
return;
- }
+ }
$user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
intval($uid)
if(! $user) {
notice( t('Profile not found.') . EOL );
return;
- }
+ }
// These data elements may come from either the friend request notification form or $handsfree array.
if(is_array($handsfree)) {
- logger('dfrn_confirm: Confirm in handsfree mode');
+ logger('Confirm in handsfree mode');
$dfrn_id = $handsfree['dfrn_id'];
$intro_id = $handsfree['intro_id'];
$duplex = $handsfree['duplex'];
/**
*
* Ensure that dfrn_id has precedence when we go to find the contact record.
- * We only want to search based on contact id if there is no dfrn_id,
+ * We only want to search based on contact id if there is no dfrn_id,
* e.g. for OStatus network followers.
*
*/
if(strlen($dfrn_id))
$cid = 0;
- logger('dfrn_confirm: Confirming request for dfrn_id (issued) ' . $dfrn_id);
+ logger('Confirming request for dfrn_id (issued) ' . $dfrn_id);
if($cid)
- logger('dfrn_confirm: Confirming follower with contact_id: ' . $cid);
+ logger('Confirming follower with contact_id: ' . $cid);
/**
*
* The other person will have been issued an ID when they first requested friendship.
- * Locate their record. At this time, their record will have both pending and blocked set to 1.
+ * Locate their record. At this time, their record will have both pending and blocked set to 1.
* There won't be any dfrn_id if this is a network follower, so use the contact_id instead.
*
*/
);
if(! count($r)) {
- logger('dfrn_confirm: Contact not found in DB.');
+ logger('Contact not found in DB.');
notice( t('Contact not found.') . EOL );
notice( t('This may occasionally happen if contact was requested by both persons and it has already been approved.') . EOL );
return;
$site_pubkey = $contact['site-pubkey'];
$dfrn_confirm = $contact['confirm'];
$aes_allow = $contact['aes_allow'];
-
+
$network = ((strlen($contact['issued-id'])) ? NETWORK_DFRN : NETWORK_OSTATUS);
if($contact['network'])
*
* Generate a key pair for all further communications with this person.
* We have a keypair for every contact, and a site key for unknown people.
- * This provides a means to carry on relationships with other people if
- * any single key is compromised. It is a robust key. We're much more
- * worried about key leakage than anybody cracking it.
+ * This provides a means to carry on relationships with other people if
+ * any single key is compromised. It is a robust key. We're much more
+ * worried about key leakage than anybody cracking it.
*
*/
require_once('include/crypto.php');
$res = new_keypair(4096);
+
$private_key = $res['prvkey'];
$public_key = $res['pubkey'];
// Save the private key. Send them the public key.
- $r = q("UPDATE `contact` SET `prvkey` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
+ $r = q("UPDATE `contact` SET `prvkey` = '%s' WHERE `id` = %d AND `uid` = %d",
dbesc($private_key),
intval($contact_id),
- intval($uid)
+ intval($uid)
);
$params = array();
/**
*
- * Per the DFRN protocol, we will verify both ends by encrypting the dfrn_id with our
+ * Per the DFRN protocol, we will verify both ends by encrypting the dfrn_id with our
* site private key (person on the other end can decrypt it with our site public key).
* Then encrypt our profile URL with the other person's site public key. They can decrypt
* it with their site private key. If the decryption on the other end fails for either
- * item, it indicates tampering or key failure on at least one site and we will not be
+ * item, it indicates tampering or key failure on at least one site and we will not be
* able to provide a secure communication pathway.
*
- * If other site is willing to accept full encryption, (aes_allow is 1 AND we have php5.3
- * or later) then we encrypt the personal public key we send them using AES-256-CBC and a
- * random key which is encrypted with their site public key.
+ * If other site is willing to accept full encryption, (aes_allow is 1 AND we have php5.3
+ * or later) then we encrypt the personal public key we send them using AES-256-CBC and a
+ * random key which is encrypted with their site public key.
*
*/
if($user[0]['page-flags'] == PAGE_PRVGROUP)
$params['page'] = 2;
- logger('dfrn_confirm: Confirm: posting data to ' . $dfrn_confirm . ': ' . print_r($params,true), LOGGER_DATA);
+ logger('Confirm: posting data to ' . $dfrn_confirm . ': ' . print_r($params,true), LOGGER_DATA);
/**
*
$res = post_url($dfrn_confirm,$params);
- logger('dfrn_confirm: Confirm: received data: ' . $res, LOGGER_DATA);
+ logger(' Confirm: received data: ' . $res, LOGGER_DATA);
- // Now figure out what they responded. Try to be robust if the remote site is
- // having difficulty and throwing up errors of some kind.
+ // Now figure out what they responded. Try to be robust if the remote site is
+ // having difficulty and throwing up errors of some kind.
$leading_junk = substr($res,0,strpos($res,'<?xml'));
// No XML at all, this exchange is messed up really bad.
// We shouldn't proceed, because the xml parser might choke,
// and $status is going to be zero, which indicates success.
- // We can hardly call this a success.
-
+ // We can hardly call this a success.
+
notice( t('Response from remote site was not understood.') . EOL);
return;
}
if(strlen($leading_junk) && get_config('system','debugging')) {
-
+
// This might be more common. Mixed error text and some XML.
// If we're configured for debugging, show the text. Proceed in either case.
notice( t('Unexpected response from remote site: ') . EOL . $leading_junk . EOL );
}
+ if(stristr($res, "<status")===false) {
+ // wrong xml! stop here!
+ notice( t('Unexpected response from remote site: ') . EOL . htmlspecialchars($res) . EOL );
+ return;
+ }
+
$xml = parse_xml_string($res);
$status = (int) $xml->status;
$message = unxmlify($xml->message); // human readable text of what may have gone wrong.
case 1:
// birthday paradox - generate new dfrn-id and fall through.
$new_dfrn_id = random_string();
- $r = q("UPDATE contact SET `issued-id` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
+ $r = q("UPDATE contact SET `issued-id` = '%s' WHERE `id` = %d AND `uid` = %d",
dbesc($new_dfrn_id),
intval($contact_id),
- intval($uid)
+ intval($uid)
);
case 2:
}
if(($status == 0) && ($intro_id)) {
-
+
// Success. Delete the notification.
-
- $r = q("DELETE FROM `intro` WHERE `id` = %d AND `uid` = %d LIMIT 1",
+
+ $r = q("DELETE FROM `intro` WHERE `id` = %d AND `uid` = %d",
intval($intro_id),
intval($uid)
);
-
+
}
- if($status != 0)
+ if($status != 0)
return;
}
require_once('include/Photo.php');
$photos = import_profile_photo($contact['photo'],$uid,$contact_id);
-
+
logger('dfrn_confirm: confirm - imported photos');
if($network === NETWORK_DFRN) {
if(($relation == CONTACT_IS_SHARING) && ($duplex))
$duplex = 0;
- $r = q("UPDATE `contact` SET
- `photo` = '%s',
+ $r = q("UPDATE `contact` SET
+ `photo` = '%s',
`thumb` = '%s',
- `micro` = '%s',
- `rel` = %d,
- `name-date` = '%s',
- `uri-date` = '%s',
- `avatar-date` = '%s',
- `blocked` = 0,
+ `micro` = '%s',
+ `rel` = %d,
+ `name-date` = '%s',
+ `uri-date` = '%s',
+ `avatar-date` = '%s',
+ `blocked` = 0,
`pending` = 0,
`duplex` = %d,
`hidden` = %d,
- `network` = 'dfrn' WHERE `id` = %d LIMIT 1
+ `network` = '%s' WHERE `id` = %d
",
dbesc($photos[0]),
dbesc($photos[1]),
dbesc(datetime_convert()),
intval($duplex),
intval($hidden),
+ dbesc(NETWORK_DFRN),
intval($contact_id)
);
}
- else {
+ else {
// $network !== NETWORK_DFRN
if($duplex)
$new_relation = CONTACT_IS_FRIEND;
else
- $new_relation = CONTACT_IS_SHARING;
+ $new_relation = CONTACT_IS_FOLLOWER;
if($new_relation != CONTACT_IS_FOLLOWER)
$writable = 1;
}
- $r = q("DELETE FROM `intro` WHERE `id` = %d AND `uid` = %d LIMIT 1",
+ $r = q("DELETE FROM `intro` WHERE `id` = %d AND `uid` = %d",
intval($intro_id),
intval($uid)
);
- $r = q("UPDATE `contact` SET `photo` = '%s',
+ $r = q("UPDATE `contact` SET `photo` = '%s',
`thumb` = '%s',
- `micro` = '%s',
- `name-date` = '%s',
- `uri-date` = '%s',
- `avatar-date` = '%s',
+ `micro` = '%s',
+ `name-date` = '%s',
+ `uri-date` = '%s',
+ `avatar-date` = '%s',
`notify` = '%s',
`poll` = '%s',
- `blocked` = 0,
+ `blocked` = 0,
`pending` = 0,
`network` = '%s',
`writable` = %d,
`hidden` = %d,
`rel` = %d
- WHERE `id` = %d LIMIT 1
+ WHERE `id` = %d
",
dbesc($photos[0]),
dbesc($photos[1]),
intval($hidden),
intval($new_relation),
intval($contact_id)
- );
+ );
}
if($r === false)
if(count($self)) {
$arr = array();
- $arr['uri'] = $arr['parent-uri'] = item_new_uri($a->get_hostname(), $uid);
+ $arr['uri'] = $arr['parent-uri'] = item_new_uri($a->get_hostname(), $uid);
$arr['uid'] = $uid;
$arr['contact-id'] = $self[0]['id'];
$arr['wall'] = 1;
if($handsfree === null)
goaway($a->get_baseurl() . '/contacts/' . intval($contact_id));
else
- return;
+ return;
//NOTREACHED
}
*
* Begin Scenario 2. This is the remote response to the above scenario.
* This will take place on the site that originally initiated the friend request.
- * In the section above where the confirming party makes a POST and
+ * In the section above where the confirming party makes a POST and
* retrieves xml status information, they are communicating with the following code.
*
*/
$duplex = ((x($_POST,'duplex')) ? intval($_POST['duplex']) : 0 );
$page = ((x($_POST,'page')) ? intval($_POST['page']) : 0 );
$version_id = ((x($_POST,'dfrn_version')) ? (float) $_POST['dfrn_version'] : 2.0);
-
+
$forum = (($page == 1) ? 1 : 0);
$prv = (($page == 2) ? 1 : 0);
// this is either a bogus confirmation (?) or we deleted the original introduction.
$message = t('Contact record was not found for you on our site.');
xml_status(3,$message);
- return; // NOTREACHED
+ return; // NOTREACHED
}
}
// NOTREACHED
}
- $r = q("UPDATE `contact` SET `dfrn-id` = '%s', `pubkey` = '%s' WHERE `id` = %d LIMIT 1",
+ $r = q("UPDATE `contact` SET `dfrn-id` = '%s', `pubkey` = '%s' WHERE `id` = %d",
dbesc($decrypted_dfrn_id),
dbesc($dfrn_pubkey),
intval($dfrn_record)
}
// It's possible that the other person also requested friendship.
- // If it is a duplex relationship, ditch the issued-id if one exists.
+ // If it is a duplex relationship, ditch the issued-id if one exists.
if($duplex) {
- $r = q("UPDATE `contact` SET `issued-id` = '' WHERE `id` = %d LIMIT 1",
+ $r = q("UPDATE `contact` SET `issued-id` = '' WHERE `id` = %d",
intval($dfrn_record)
);
}
$photo = $r[0]['photo'];
else
$photo = $a->get_baseurl() . '/images/person-175.jpg';
-
+
require_once("include/Photo.php");
$photos = import_profile_photo($photo,$local_uid,$dfrn_record);
if(($relation == CONTACT_IS_FOLLOWER) && ($duplex))
$duplex = 0;
- $r = q("UPDATE `contact` SET
- `photo` = '%s',
- `thumb` = '%s',
+ $r = q("UPDATE `contact` SET
+ `photo` = '%s',
+ `thumb` = '%s',
`micro` = '%s',
- `rel` = %d,
- `name-date` = '%s',
- `uri-date` = '%s',
- `avatar-date` = '%s',
- `blocked` = 0,
+ `rel` = %d,
+ `name-date` = '%s',
+ `uri-date` = '%s',
+ `avatar-date` = '%s',
+ `blocked` = 0,
`pending` = 0,
- `duplex` = %d,
+ `duplex` = %d,
`forum` = %d,
`prv` = %d,
- `network` = '%s' WHERE `id` = %d LIMIT 1
+ `network` = '%s' WHERE `id` = %d
",
dbesc($photos[0]),
dbesc($photos[1]),
$combined = $r[0];
if((count($r)) && ($r[0]['notify-flags'] & NOTIFY_CONFIRM)) {
-
- push_lang($r[0]['language']);
- $tpl = (($new_relation == CONTACT_IS_FRIEND)
- ? get_intltext_template('friend_complete_eml.tpl')
- : get_intltext_template('intro_complete_eml.tpl'));
-
- $email_tpl = replace_macros($tpl, array(
- '$sitename' => $a->config['sitename'],
- '$siteurl' => $a->get_baseurl(),
- '$username' => $r[0]['username'],
- '$email' => $r[0]['email'],
- '$fn' => $r[0]['name'],
- '$dfrn_url' => $r[0]['url'],
- '$uid' => $newuid )
- );
- require_once('include/email.php');
-
- $res = mail($r[0]['email'], email_header_encode( sprintf( t("Connection accepted at %s") , $a->config['sitename']),'UTF-8'),
- $email_tpl,
- 'From: ' . 'Administrator' . '@' . $_SERVER['SERVER_NAME'] . "\n"
- . 'Content-type: text/plain; charset=UTF-8' . "\n"
- . 'Content-transfer-encoding: 8bit' );
-
- if(!$res) {
- // pointless throwing an error here and confusing the person at the other end of the wire.
- }
- pop_lang();
+ $mutual = ($new_relation == CONTACT_IS_FRIEND);
+ notification(array(
+ 'type' => NOTIFY_CONFIRM,
+ 'notify_flags' => $r[0]['notify-flags'],
+ 'language' => $r[0]['language'],
+ 'to_name' => $r[0]['username'],
+ 'to_email' => $r[0]['email'],
+ 'uid' => $r[0]['uid'],
+ 'link' => $a->get_baseurl() . '/contacts/' . $dfrn_record,
+ 'source_name' => ((strlen(stripslashes($r[0]['name']))) ? stripslashes($r[0]['name']) : t('[Name Withheld]')),
+ 'source_link' => $r[0]['url'],
+ 'source_photo' => $r[0]['photo'],
+ 'verb' => ($mutual?ACTIVITY_FRIEND:ACTIVITY_FOLLOW),
+ 'otype' => 'intro'
+ ));
}
// Send a new friend post if we are allowed to...
if(count($self)) {
$arr = array();
- $arr['uri'] = $arr['parent-uri'] = item_new_uri($a->get_hostname(), $local_uid);
+ $arr['uri'] = $arr['parent-uri'] = item_new_uri($a->get_hostname(), $local_uid);
$arr['uid'] = $local_uid;
$arr['contact-id'] = $self[0]['id'];
$arr['wall'] = 1;