removing dfrn stuff

1 files changed, 0 insertions, 281 deletions

diff --git a/mod/dfrn_notify.php b/mod/dfrn_notify.php
deleted file mode 100644
index 94eb3a297..000000000
--- a/mod/dfrn_notify.php
+++ /dev/null
@@ -1,281 +0,0 @@
-<?php
-
-require_once('library/simplepie/simplepie.inc');
-require_once('include/items.php');
-require_once('include/event.php');
-
-
-function dfrn_notify_post(&$a) {
-
-	$dfrn_id      = ((x($_POST,'dfrn_id'))      ? notags(trim($_POST['dfrn_id']))   : '');
-	$dfrn_version = ((x($_POST,'dfrn_version')) ? (float) $_POST['dfrn_version']    : 2.0);
-	$challenge    = ((x($_POST,'challenge'))    ? notags(trim($_POST['challenge'])) : '');
-	$data         = ((x($_POST,'data'))         ? $_POST['data']                    : '');
-	$key          = ((x($_POST,'key'))          ? $_POST['key']                     : '');
-	$dissolve     = ((x($_POST,'dissolve'))     ? intval($_POST['dissolve'])        :  0);
-	$perm         = ((x($_POST,'perm'))         ? notags(trim($_POST['perm']))      : 'r');
-	$ssl_policy   = ((x($_POST,'ssl_policy'))   ? notags(trim($_POST['ssl_policy'])): 'none');
-	$page         = ((x($_POST,'page'))         ? intval($_POST['page'])            :  0);
-
-	$forum = (($page == 1) ? 1 : 0);
-	$prv   = (($page == 2) ? 1 : 0);
-
-	$writable = (-1);
-	if($dfrn_version >= 2.21) {
-		$writable = (($perm === 'rw') ? 1 : 0);
-	}
-
-	$direction = (-1);
-	if(strpos($dfrn_id,':') == 1) {
-		$direction = intval(substr($dfrn_id,0,1));
-		$dfrn_id = substr($dfrn_id,2);
-	}
-
-	$r = q("SELECT * FROM `challenge` WHERE `dfrn_id` = '%s' AND `challenge` = '%s' LIMIT 1",
-		dbesc($dfrn_id),
-		dbesc($challenge)
-	);
-	if(! count($r)) {
-		logger('dfrn_notify: could not match challenge to dfrn_id ' . $dfrn_id . ' challenge=' . $challenge);
-		xml_status(3);
-	}
-
-	$r = q("DELETE FROM `challenge` WHERE `dfrn_id` = '%s' AND `challenge` = '%s' LIMIT 1",
-		dbesc($dfrn_id),
-		dbesc($challenge)
-	);
-
-	// find the local user who owns this relationship.
-
-	$sql_extra = '';
-	switch($direction) {
-		case (-1):
-			$sql_extra = sprintf(" AND ( `issued_id` = '%s' OR `dfrn_id` = '%s' ) ", dbesc($dfrn_id), dbesc($dfrn_id));
-			break;
-		case 0:
-			$sql_extra = sprintf(" AND `issued_id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
-			break;
-		case 1:
-			$sql_extra = sprintf(" AND `dfrn_id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
-			break;
-		default:
-			xml_status(3);
-			break; // NOTREACHED
-	}
-		 
-	// be careful - $importer will contain both the contact information for the contact
-	// sending us the post, and also the user information for the person receiving it.
-	// since they are mixed together, it is easy to get them confused.
-
-	$r = q("SELECT	`contact`.*, `contact`.`uid` AS `importer_uid`, 
-					`contact`.`pubkey` AS `cpubkey`, 
-					`contact`.`prvkey` AS `cprvkey`, 
-					`contact`.`thumb` AS `thumb`, 
-					`contact`.`url` as `url`,
-					`contact`.`name` as `senderName`,
-					`user`.* 
-			FROM `contact` 
-			LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid` 
-			WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0 
-				AND `user`.`nickname` = '%s' AND `user`.`account_expired` = 0 $sql_extra LIMIT 1",
-		dbesc($a->argv[1])
-	);
-
-	if(! count($r)) {
-		logger('dfrn_notify: contact not found for dfrn_id ' . $dfrn_id);
-		xml_status(3);
-		//NOTREACHED
-	}
-
-	// $importer in this case contains the contact record for the remote contact joined with the user record of our user. 
-
-	$importer = $r[0];
-
-	if((($writable != (-1)) && ($writable != $importer['writable'])) || ($importer['forum'] != $forum) || ($importer['prv'] != $prv)) {
-		q("UPDATE `contact` SET `writable` = %d, forum = %d, prv = %d WHERE `id` = %d LIMIT 1",
-			intval(($writable == (-1)) ? $importer['writable'] : $writable),
-			intval($forum),
-			intval($prv),
-			intval($importer['id'])
-		);
-		if($writable != (-1))
-			$importer['writable'] = $writable;
-		$importer['forum'] = $page;
-	}
-
-
-	// if contact's ssl policy changed, update our links
-
-	fix_contact_ssl_policy($importer,$ssl_policy);
-
-	logger('dfrn_notify: received notify from ' . $importer['name'] . ' for ' . $importer['username']);
-	logger('dfrn_notify: data: ' . $data, LOGGER_DATA);
-
-	if($dissolve == 1) {
-
-		/**
-		 * Relationship is dissolved permanently
-		 */
-
-		require_once('include/Contact.php'); 
-		contact_remove($importer['id']);
-		logger('relationship dissolved : ' . $importer['name'] . ' dissolved ' . $importer['username']);
-		xml_status(0);
-
-	}
-
-
-	// If we are setup as a soapbox we aren't accepting input from this person
-
-	if($importer['page-flags'] == PAGE_SOAPBOX)
-		xml_status(0);
-
-
-	if(strlen($key)) {
-		$rawkey = hex2bin(trim($key));
-		logger('rino: md5 raw key: ' . md5($rawkey));
-		$final_key = '';
-
-		if($dfrn_version >= 2.1) {
-			if((($importer['duplex']) && strlen($importer['cprvkey'])) || (! strlen($importer['cpubkey']))) {
-				openssl_private_decrypt($rawkey,$final_key,$importer['cprvkey']);
-			}
-			else {
-				openssl_public_decrypt($rawkey,$final_key,$importer['cpubkey']);
-			}
-		}
-		else {
-			if((($importer['duplex']) && strlen($importer['cpubkey'])) || (! strlen($importer['cprvkey']))) {
-				openssl_public_decrypt($rawkey,$final_key,$importer['cpubkey']);
-			}
-			else {
-				openssl_private_decrypt($rawkey,$final_key,$importer['cprvkey']);
-			}
-		}
-
-		logger('rino: received key : ' . $final_key);
-		$data = aes_decrypt(hex2bin($data),$final_key);
-		logger('rino: decrypted data: ' . $data, LOGGER_DATA);
-	}
-
-
-	$ret = local_delivery($importer,$data);
-	xml_status($ret);
-
-	// NOTREACHED
-}
-
-
-function dfrn_notify_content(&$a) {
-
-	if(x($_GET,'dfrn_id')) {
-
-		// initial communication from external contact, $direction is their direction.
-		// If this is a duplex communication, ours will be the opposite.
-
-		$dfrn_id = notags(trim($_GET['dfrn_id']));
-		$dfrn_version = (float) $_GET['dfrn_version'];
-
-		logger('dfrn_notify: new notification dfrn_id=' . $dfrn_id);
-
-		$direction = (-1);
-		if(strpos($dfrn_id,':') == 1) {
-			$direction = intval(substr($dfrn_id,0,1));
-			$dfrn_id = substr($dfrn_id,2);
-		}
-
-		$hash = random_string();
-
-		$status = 0;
-
-		$r = q("DELETE FROM `challenge` WHERE `expire` < " . intval(time()));
-
-		$r = q("INSERT INTO `challenge` ( `challenge`, `dfrn_id`, `expire` )
-			VALUES( '%s', '%s', %d ) ",
-			dbesc($hash),
-			dbesc($dfrn_id),
-			intval(time() + 90 )
-		);
-
-		logger('dfrn_notify: challenge=' . $hash, LOGGER_DEBUG );
-
-		$sql_extra = '';
-		switch($direction) {
-			case (-1):
-				$sql_extra = sprintf(" AND ( `issued_id` = '%s' OR `dfrn_id` = '%s' ) ", dbesc($dfrn_id), dbesc($dfrn_id));
-				$my_id = $dfrn_id;
-				break;
-			case 0:
-				$sql_extra = sprintf(" AND `issued_id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
-				$my_id = '1:' . $dfrn_id;
-				break;
-			case 1:
-				$sql_extra = sprintf(" AND `dfrn_id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
-				$my_id = '0:' . $dfrn_id;
-				break;
-			default:
-				$status = 1;
-				break; // NOTREACHED
-		}
-
-		$r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`page-flags` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` 
-				WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0 AND `user`.`nickname` = '%s' 
-				AND `user`.`account_expired` = 0 $sql_extra LIMIT 1",
-				dbesc($a->argv[1])
-		);
-
-		if(! count($r))
-			$status = 1;
-
-		$challenge = '';
-		$encrypted_id = '';
-		$id_str = $my_id . '.' . mt_rand(1000,9999);
-
-		$prv_key = trim($r[0]['prvkey']);
-		$pub_key = trim($r[0]['pubkey']);
-		$dplx = intval($r[0]['duplex']);
-
-		if((($dplx) && (strlen($prv_key))) || ((strlen($prv_key)) && (!(strlen($pub_key))))) {
-			openssl_private_encrypt($hash,$challenge,$prv_key);
-			openssl_private_encrypt($id_str,$encrypted_id,$prv_key);
-		}
-		elseif(strlen($pub_key)) {
-			openssl_public_encrypt($hash,$challenge,$pub_key);
-			openssl_public_encrypt($id_str,$encrypted_id,$pub_key);
-		}
-		else
-			$status = 1;
-
-		$challenge    = bin2hex($challenge);
-		$encrypted_id = bin2hex($encrypted_id);
-
-		$rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0);
-
-		$rino_enable = get_config('system','rino_encrypt');
-
-		if(! $rino_enable)
-			$rino = 0;
-
-		if((($r[0]['rel']) && ($r[0]['rel'] != CONTACT_IS_SHARING)) || ($r[0]['page-flags'] == PAGE_COMMUNITY)) {
-			$perm = 'rw';
-		}
-		else {
-			$perm = 'r';
-		}
-
-		header("Content-type: text/xml");
-
-		echo '<?xml version="1.0" encoding="UTF-8"?>' . "\r\n" 
-			. '<dfrn_notify>' . "\r\n"
-			. "\t" . '<status>' . $status . '</status>' . "\r\n"
-			. "\t" . '<dfrn_version>' . DFRN_PROTOCOL_VERSION . '</dfrn_version>' . "\r\n"
-			. "\t" . '<rino>' . $rino . '</rino>' . "\r\n"
-			. "\t" . '<perm>' . $perm . '</perm>' . "\r\n" 
-			. "\t" . '<dfrn_id>' . $encrypted_id . '</dfrn_id>' . "\r\n" 
-			. "\t" . '<challenge>' . $challenge . '</challenge>' . "\r\n"
-			. '</dfrn_notify>' . "\r\n" ;
-
-		killme();
-	}
-
-}