Merge remote-tracking branch 'upstream/dev' into wiki

36 files changed, 285 insertions, 1953 deletions

diff --git a/include/Import/import_diaspora.php b/include/Import/import_diaspora.php
index a94e73395..b664badf1 100644
--- a/include/Import/import_diaspora.php
+++ b/include/Import/import_diaspora.php
@@ -6,7 +6,6 @@ require_once('include/follow.php');
 require_once('include/photo/photo_driver.php');
 
 function import_diaspora($data) {
-	$a = get_app();
 
 	$account = App::get_account();
 	if(! $account)
diff --git a/include/account.php b/include/account.php
index 5998609d4..a442f3073 100644
--- a/include/account.php
+++ b/include/account.php
@@ -11,7 +11,7 @@ require_once('include/text.php');
 require_once('include/language.php');
 require_once('include/datetime.php');
 require_once('include/crypto.php');
-require_once('include/identity.php');
+require_once('include/channel.php');
 
 
 function check_account_email($email) {
@@ -656,7 +656,8 @@ function account_service_class_allows($aid, $property, $usage = false) {
  * @todo Should we merge this with account_service_class_fetch()?
  */
 function service_class_fetch($uid, $property) {
-	$a = get_app();
+
+
 	if($uid == local_channel()) {
 		$service_class = App::$account['account_service_class'];
 	}
diff --git a/include/acl_selectors.php b/include/acl_selectors.php
index 886574714..54ea0304b 100644
--- a/include/acl_selectors.php
+++ b/include/acl_selectors.php
@@ -11,8 +11,6 @@ require_once("include/PermissionDescription.php");
 
 function group_select($selname,$selclass,$preselected = false,$size = 4) {
 
-	$a = get_app();
-
 	$o = '';
 
 	$o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"$size\" >\r\n";
@@ -51,7 +49,6 @@ function group_select($selname,$selclass,$preselected = false,$size = 4) {
 /* MicMee 20130114 function contact_selector no longer in use, sql table contact does no longer exist
 function contact_selector($selname, $selclass, $preselected = false, $options) {
 
-	$a = get_app();
 
 	$mutual = false;
 	$networks = null;
@@ -157,7 +154,6 @@ function contact_selector($selname, $selclass, $preselected = false, $options) {
 
 function contact_select($selname, $selclass, $preselected = false, $size = 4, $privmail = false, $celeb = false, $privatenet = false, $tabindex = null) {
 
-	$a = get_app();
 
 	$o = '';
 
@@ -270,7 +266,6 @@ function populate_acl($defaults = null,$show_jotnets = true, $emptyACL_descripti
 	$o = replace_macros($tpl, array(
 		'$showall'         => $showall_caption,
 		'$onlyme'          => t('Only me'),
-		'$add_others'      => t('Add others'),
 		'$showallOrigin'   => $showall_origin,
 		'$showallIcon'     => $showall_icon,
 		'$select_label'    => t('Who can see this?'),
diff --git a/include/activities.php b/include/activities.php
index 7b9aa9963..3271db993 100644
--- a/include/activities.php
+++ b/include/activities.php
@@ -1,7 +1,6 @@
 <?php /** @file */
 
 function profile_activity($changed, $value) {
-	$a = get_app();
 
 	if(! local_channel() || ! is_array($changed) || ! count($changed))
 		return;
diff --git a/include/api.php b/include/api.php
index 4a462d1e8..af5a22a74 100644
--- a/include/api.php
+++ b/include/api.php
@@ -451,8 +451,6 @@ require_once('include/api_auth.php');
 	 */
 	function api_apply_template($templatename, $type, $data){
 
-		$a = get_app();
-
 		switch($type){
 			case "atom":
 			case "rss":
@@ -514,7 +512,7 @@ require_once('include/api_auth.php');
 			return false;
 		}
 
-		require_once('include/identity.php');
+		require_once('include/channel.php');
 		
 		json_return_and_die(identity_basic_export(api_user(),(($_REQUEST['posts']) ? intval($_REQUEST['posts']) : 0 )));	
 	}
@@ -1904,7 +1902,6 @@ require_once('include/api_auth.php');
 
 		//logger('api_format_items: ' . print_r($user_info,true));
 
-		$a = get_app();
 		$ret = array();
 
 		if(! $r)
diff --git a/include/apps.php b/include/apps.php
deleted file mode 100644
index 7439be6d4..000000000
--- a/include/apps.php
+++ /dev/null
@@ -1,658 +0,0 @@
-<?php /** @file */
-
-/**
- * apps
- *
- */
-
-require_once('include/plugin.php');
-require_once('include/identity.php');
-
-function get_system_apps($translate = true) {
-
-	$ret = array();
-	if(is_dir('apps'))
-		$files = glob('apps/*.apd');
-	else
-		$files = glob('app/*.apd');
-	if($files) {
-		foreach($files as $f) {
-			$x = parse_app_description($f,$translate);
-			if($x) {
-				$ret[] = $x;
-			}
-		}
-	}
-	$files = glob('addon/*/*.apd');
-	if($files) {
-		foreach($files as $f) {
-			$n = basename($f,'.apd');
-			if(plugin_is_installed($n)) {
-				$x = parse_app_description($f,$translate);
-				if($x) {
-					$ret[] = $x;
-				}
-			}
-		}
-	}
-
-	return $ret;
-
-}
-
-
-function import_system_apps() {
-	if(! local_channel())
-		return;
-
-	// Eventually we want to look at modification dates and update system apps.
-
-	$installed = get_pconfig(local_channel(),'system','apps_installed');
-	if($installed)
-		return;
-	$apps = get_system_apps(false);
-	if($apps) {
-		foreach($apps as $app) {
-			$app['uid'] = local_channel();
-			$app['guid'] = hash('whirlpool',$app['name']);
-			$app['system'] = 1;
-			app_install(local_channel(),$app);			
-		}
-	}					
-	set_pconfig(local_channel(),'system','apps_installed',1);
-}
-
-
-
-
-function app_name_compare($a,$b) {
-	return strcmp($a['name'],$b['name']);
-}
-
-
-function parse_app_description($f,$translate = true) {
-	$ret = array();
-
-	$baseurl = z_root();
-	$channel = App::get_channel();
-	$address = (($channel) ? $channel['channel_address'] : '');
-		
-	//future expansion
-
-	$observer = App::get_observer();
-	
-
-	$lines = @file($f);
-	if($lines) {
-		foreach($lines as $x) {
-			if(preg_match('/^([a-zA-Z].*?):(.*?)$/ism',$x,$matches)) {
-				$ret[$matches[1]] = trim(str_replace(array('$baseurl','$nick'),array($baseurl,$address),$matches[2]));
-			}
-		}
-	}
-
-
-	if(! $ret['photo'])
-		$ret['photo'] = $baseurl . '/' . get_default_profile_photo(80);
-
-	$ret['type'] = 'system';
-
-	foreach($ret as $k => $v) {
-		if(strpos($v,'http') === 0)
-			$ret[$k] = zid($v);
-	}
-
-	if(array_key_exists('desc',$ret))
-		$ret['desc'] = str_replace(array('\'','"'),array('&#39;','&dquot;'),$ret['desc']);
-
-	if(array_key_exists('target',$ret))
-		$ret['target'] = str_replace(array('\'','"'),array('&#39;','&dquot;'),$ret['target']);
-
-	if(array_key_exists('requires',$ret)) {
-		$requires = explode(',',$ret['requires']);
-		foreach($requires as $require) {
-			$require = trim(strtolower($require));
-			switch($require) {
-				case 'nologin':
-					if(local_channel())
-						unset($ret);
-					break;
-				case 'admin':
-					if(! is_site_admin())
-						unset($ret);
-					break;
-				case 'local_channel':
-					if(! local_channel())
-						unset($ret);
-					break;
-				case 'public_profile':
-					if(! is_public_profile())
-						unset($ret);
-					break;
-				case 'observer':
-					if(! $observer)
-						unset($ret);
-					break;
-				default:
-					if(! (local_channel() && feature_enabled(local_channel(),$require)))
-						unset($ret);
-					break;
-
-			}
-		}
-	}
-	if($ret) {
-		if($translate)
-			translate_system_apps($ret);
-		return $ret;
-	}
-	return false;
-}	
-
-
-function translate_system_apps(&$arr) {
-	$apps = array(
-		'Site Admin' => t('Site Admin'),
-		'Bug Report' => t('Bug Report'),
-		'View Bookmarks' => t('View Bookmarks'),
-		'My Chatrooms' => t('My Chatrooms'),
-		'Connections' => t('Connections'),
-		'Firefox Share' => t('Firefox Share'),
-		'Remote Diagnostics' => t('Remote Diagnostics'),
-		'Suggest Channels' => t('Suggest Channels'),
-		'Login' => t('Login'),
-		'Channel Manager' => t('Channel Manager'), 
-		'Grid' => t('Grid'), 
-		'Settings' => t('Settings'),
-		'Files' => t('Files'),
-		'Webpages' => t('Webpages'),
-		'Channel Home' => t('Channel Home'), 
-		'View Profile' => t('View Profile'),
-		'Photos' => t('Photos'), 
-		'Events' => t('Events'), 
-		'Directory' => t('Directory'), 
-		'Help' => t('Help'),
-		'Mail' => t('Mail'),
-		'Mood' => t('Mood'),
-		'Poke' => t('Poke'),
-		'Chat' => t('Chat'),
-		'Search' => t('Search'),
-		'Probe' => t('Probe'),
-		'Suggest' => t('Suggest'),
-		'Random Channel' => t('Random Channel'),
-		'Invite' => t('Invite'),
-		'Features' => t('Features'),
-		'Language' => t('Language'),
-		'Post' => t('Post'),
-		'Profile Photo' => t('Profile Photo')
-	);
-
-	if(array_key_exists($arr['name'],$apps))
-		$arr['name'] = $apps[$arr['name']];
-
-}
-
-
-// papp is a portable app
-
-function app_render($papp,$mode = 'view') {
-
-	/**
-	 * modes:
-	 *    view: normal mode for viewing an app via bbcode from a conversation or page
-	 *       provides install/update button if you're logged in locally
-	 *    list: normal mode for viewing an app on the app page
-	 *       no buttons are shown
-	 *    edit: viewing the app page in editing mode provides a delete button
-	 */
-
-	$installed = false;
-
-	if(! $papp)
-		return;
-
-	if(! $papp['photo'])
-		$papp['photo'] = z_root() . '/' . get_default_profile_photo(80);
-
-			
-
-	$papp['papp'] = papp_encode($papp);
-
-	if(! strstr($papp['url'],'://'))
-		$papp['url'] = z_root() . ((strpos($papp['url'],'/') === 0) ? '' : '/') . $papp['url'];
-
-	foreach($papp as $k => $v) {
-		if(strpos($v,'http') === 0 && $k != 'papp')
-			$papp[$k] = zid($v);
-		if($k === 'desc')
-			$papp['desc'] = str_replace(array('\'','"'),array('&#39;','&dquot;'),$papp['desc']);
-
-		if($k === 'requires') {
-			$requires = explode(',',$v);
-			foreach($requires as $require) {
-				$require = trim(strtolower($require));
-				switch($require) {
-					case 'nologin':
-						if(local_channel())
-							return '';
-						break;
-					case 'admin':
-						if(! is_site_admin())
-							return '';
-						break;
-					case 'local_channel':
-						if(! local_channel())
-							return '';
-						break;
-					case 'public_profile':
-						if(! is_public_profile())
-							return '';
-						break;
-					case 'observer':
-						$observer = App::get_observer();
-						if(! $observer)
-							return '';
-						break;
-					default:
-						if(! (local_channel() && feature_enabled(local_channel(),$require)))
-							return '';
-						break;
-
-				}
-			}
-
-		}
-	}
-
-	$hosturl = '';
-
-	if(local_channel()) {
-		$installed = app_installed(local_channel(),$papp);
-		$hosturl = z_root() . '/';
-	}
-	elseif(remote_channel()) {
-		$observer = App::get_observer();
-		if($observer && $observer['xchan_network'] === 'zot') {
-			// some folks might have xchan_url redirected offsite, use the connurl
-			$x = parse_url($observer['xchan_connurl']);
-			if($x) {
-				$hosturl = $x['scheme'] . '://' . $x['host'] . '/';
-			}
-		} 
-	}
-
-	$install_action = (($installed) ? t('Update') : t('Install'));
-
-	return replace_macros(get_markup_template('app.tpl'),array(
-		'$app' => $papp,
-		'$hosturl' => $hosturl,
-		'$purchase' => (($papp['page'] && (! $installed)) ? t('Purchase') : ''),
-		'$install' => (($hosturl && $mode == 'view') ? $install_action : ''),
-		'$edit' => ((local_channel() && $installed && $mode == 'edit') ? t('Edit') : ''),
-		'$delete' => ((local_channel() && $installed && $mode == 'edit') ? t('Delete') : '')
-	));
-}
-
-
-function app_install($uid,$app) {
-	$app['uid'] = $uid;
-
-	if(app_installed($uid,$app))
-		$x = app_update($app);
-	else
-		$x = app_store($app);
-
-	if($x['success']) {
-		$r = q("select * from app where app_id = '%s' and app_channel = %d limit 1",
-			dbesc($x['app_id']),
-			intval($uid)
-		);
-		if($r) {
-			if(! $r[0]['app_system']) {
-				if($app['categories'] && (! $app['term'])) {
-					$r[0]['term'] = q("select * from term where otype = %d and oid = d",
-						intval(TERM_OBJ_APP),
-						intval($r[0]['id'])
-					);
-					build_sync_packet($uid,array('app' => $r[0]));
-				}
-			}
-		}
-		return $x['app_id'];
-	}
-	return false;
-}
-
-function app_destroy($uid,$app) {
-
-
-	if($uid && $app['guid']) {
-
-		$x = q("select * from app where app_id = '%s' and app_channel = %d limit 1",
-			dbesc($app['guid']),
-			intval($uid)
-		);
-		if($x) {
-			$x[0]['app_deleted'] = 1;
-			q("delete from term where otype = %d and oid = %d",
-				intval(TERM_OBJ_APP),
-				intval($x[0]['id'])
-			);
-			if($x[0]['app_system']) {
-				$r = q("update app set app_deleted = 1 where app_id = '%s' and app_channel = %d",
-					dbesc($app['guid']),
-					intval($uid)
-				);
-			}
-			else {
-				$r = q("delete from app where app_id = '%s' and app_channel = %d",
-					dbesc($app['guid']),
-					intval($uid)
-				);
-
-				// we don't sync system apps - they may be completely different on the other system
-				build_sync_packet($uid,array('app' => $x));
-			}
-		}
-	}
-}
-
-
-function app_installed($uid,$app) {
-
-	$r = q("select id from app where app_id = '%s' and app_version = '%s' and app_channel = %d limit 1",
-		dbesc((array_key_exists('guid',$app)) ? $app['guid'] : ''), 
-		dbesc((array_key_exists('version',$app)) ? $app['version'] : ''), 
-		intval($uid)
-	);
-	return(($r) ? true : false);
-
-}
-
-
-function app_list($uid, $deleted = false, $cat = '') {
-	if($deleted) 
-		$sql_extra = " and app_deleted = 1 ";
-	else
-		$sql_extra = " and app_deleted = 0 ";
-
-	if($cat) {
-		$r = q("select oid from term where otype = %d and term = '%s'",
-			intval(TERM_OBJ_APP),
-			dbesc($cat)
-		);
-		if(! $r)
-			return $r;
-		$sql_extra .= " and app.id in ( ";
-		$s = '';
-		foreach($r as $rr) {
-			if($s)
-				$s .= ',';
-			$s .= intval($rr['oid']);
-		}
-		$sql_extra .= $s . ') ';
-	}
-
-	$r = q("select * from app where app_channel = %d $sql_extra order by app_name asc",
-		intval($uid)
-	);
-	if($r) {
-		for($x = 0; $x < count($r); $x ++) {
-			if(! $r[$x]['app_system'])
-				$r[$x]['type'] = 'personal';
-			$r[$x]['term'] = q("select * from term where otype = %d and oid = %d",
-				intval(TERM_OBJ_APP),
-				intval($r[$x]['id'])
-			);
-		}
-	}
-	return($r);
-}
-
-
-function app_decode($s) {
-	$x = base64_decode(str_replace(array('<br />',"\r","\n",' '),array('','','',''),$s));
-	return json_decode($x,true);
-}
-
-
-function app_store($arr) {
-
-	// logger('app_store: ' . print_r($arr,true));
-
-	$darray = array();
-	$ret = array('success' => false);
-
-	$darray['app_url']     = ((x($arr,'url')) ? $arr['url'] : '');
-	$darray['app_channel'] = ((x($arr,'uid')) ? $arr['uid'] : 0);
-
-	if((! $darray['app_url']) || (! $darray['app_channel']))
-		return $ret;
-
-	if($arr['photo'] && ! strstr($arr['photo'],z_root())) {
-		$x = import_xchan_photo($arr['photo'],get_observer_hash(),true);
-		$arr['photo'] = $x[1];
-	}
-
-
-	$darray['app_id']       = ((x($arr,'guid'))     ? $arr['guid'] : random_string(). '.' . App::get_hostname());
-	$darray['app_sig']      = ((x($arr,'sig'))      ? $arr['sig'] : '');
-	$darray['app_author']   = ((x($arr,'author'))   ? $arr['author'] : get_observer_hash());
-	$darray['app_name']     = ((x($arr,'name'))     ? escape_tags($arr['name']) : t('Unknown'));
-	$darray['app_desc']     = ((x($arr,'desc'))     ? escape_tags($arr['desc']) : '');
-	$darray['app_photo']    = ((x($arr,'photo'))    ? $arr['photo'] : z_root() . '/' . get_default_profile_photo(80));
-	$darray['app_version']  = ((x($arr,'version'))  ? escape_tags($arr['version']) : '');
-	$darray['app_addr']     = ((x($arr,'addr'))     ? escape_tags($arr['addr']) : '');
-	$darray['app_price']    = ((x($arr,'price'))    ? escape_tags($arr['price']) : '');
-	$darray['app_page']     = ((x($arr,'page'))     ? escape_tags($arr['page']) : '');
-	$darray['app_requires'] = ((x($arr,'requires')) ? escape_tags($arr['requires']) : '');
-	$darray['app_system']   = ((x($arr,'system'))   ? intval($arr['system']) : 0);
-	$darray['app_deleted']  = ((x($arr,'deleted'))  ? intval($arr['deleted']) : 0);
-
-	$created = datetime_convert();
-
-	$r = q("insert into app ( app_id, app_sig, app_author, app_name, app_desc, app_url, app_photo, app_version, app_channel, app_addr, app_price, app_page, app_requires, app_created, app_edited, app_system, app_deleted ) values ( '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', %d, %d )",
-		dbesc($darray['app_id']),
-		dbesc($darray['app_sig']),
-		dbesc($darray['app_author']),
-		dbesc($darray['app_name']),
-		dbesc($darray['app_desc']),
-		dbesc($darray['app_url']),
-		dbesc($darray['app_photo']),
-		dbesc($darray['app_version']),
-		intval($darray['app_channel']),
-		dbesc($darray['app_addr']),
-		dbesc($darray['app_price']),
-		dbesc($darray['app_page']),
-		dbesc($darray['app_requires']),
-		dbesc($created),
-		dbesc($created),
-		intval($darray['app_system']),
-		intval($darray['app_deleted'])
-	);
-	if($r) {
-		$ret['success'] = true;
-		$ret['app_id'] = $darray['app_id'];
-	}
-	if($arr['categories']) {
-		$x = q("select id from app where app_id = '%s' and app_channel = %d limit 1",
-			dbesc($darray['app_id']),
-			intval($darray['app_channel'])
-		);
-		$y = explode(',',$arr['categories']);
-		if($y) {
-			foreach($y as $t) {
-				$t = trim($t);
-				if($t) {
-					store_item_tag($darray['app_channel'],$x[0]['id'],TERM_OBJ_APP,TERM_CATEGORY,escape_tags($t),escape_tags(z_root() . '/apps/?f=&cat=' . escape_tags($t)));
-				}
-			}
-		}
-	}
-
-	return $ret;
-}
-
-
-function app_update($arr) {
-
-	$darray = array();
-	$ret = array('success' => false);
-
-	$darray['app_url']     = ((x($arr,'url')) ? $arr['url'] : '');
-	$darray['app_channel'] = ((x($arr,'uid')) ? $arr['uid'] : 0);
-	$darray['app_id']      = ((x($arr,'guid')) ? $arr['guid'] : 0);
-
-	if((! $darray['app_url']) || (! $darray['app_channel']) || (! $darray['app_id']))
-		return $ret;
-
-	if($arr['photo'] && ! strstr($arr['photo'],z_root())) {
-		$x = import_xchan_photo($arr['photo'],get_observer_hash(),true);
-		$arr['photo'] = $x[1];
-	}
-
-	$darray['app_sig']      = ((x($arr,'sig')) ? $arr['sig'] : '');
-	$darray['app_author']   = ((x($arr,'author')) ? $arr['author'] : get_observer_hash());
-	$darray['app_name']     = ((x($arr,'name')) ? escape_tags($arr['name']) : t('Unknown'));
-	$darray['app_desc']     = ((x($arr,'desc')) ? escape_tags($arr['desc']) : '');
-	$darray['app_photo']    = ((x($arr,'photo')) ? $arr['photo'] : z_root() . '/' . get_default_profile_photo(80));
-	$darray['app_version']  = ((x($arr,'version')) ? escape_tags($arr['version']) : '');
-	$darray['app_addr']     = ((x($arr,'addr')) ? escape_tags($arr['addr']) : '');
-	$darray['app_price']    = ((x($arr,'price')) ? escape_tags($arr['price']) : '');
-	$darray['app_page']     = ((x($arr,'page')) ? escape_tags($arr['page']) : '');
-	$darray['app_requires'] = ((x($arr,'requires')) ? escape_tags($arr['requires']) : '');
-	$darray['app_system']   = ((x($arr,'system'))   ? intval($arr['system']) : 0);
-	$darray['app_deleted']  = ((x($arr,'deleted'))  ? intval($arr['deleted']) : 0);
-
-	$edited = datetime_convert();
-
-	$r = q("update app set app_sig = '%s', app_author = '%s', app_name = '%s', app_desc = '%s', app_url = '%s', app_photo = '%s', app_version = '%s', app_addr = '%s', app_price = '%s', app_page = '%s', app_requires = '%s', app_edited = '%s', app_system = %d, app_deleted = %d where app_id = '%s' and app_channel = %d",
-		dbesc($darray['app_sig']),
-		dbesc($darray['app_author']),
-		dbesc($darray['app_name']),
-		dbesc($darray['app_desc']),
-		dbesc($darray['app_url']),
-		dbesc($darray['app_photo']),
-		dbesc($darray['app_version']),
-		dbesc($darray['app_addr']),
-		dbesc($darray['app_price']),
-		dbesc($darray['app_page']),
-		dbesc($darray['app_requires']),
-		dbesc($edited),
-		intval($darray['app_system']),
-		intval($darray['app_deleted']),
-		dbesc($darray['app_id']),
-		intval($darray['app_channel'])
-	);
-	if($r) {
-		$ret['success'] = true;
-		$ret['app_id'] = $darray['app_id'];
-	}
-
-	$x = q("select id from app where app_id = '%s' and app_channel = %d limit 1",
-		dbesc($darray['app_id']),
-		intval($darray['app_channel'])
-	);
-	if($x) {
-		q("delete from term where otype = %d and oid = %d",
-			intval(TERM_OBJ_APP),
-			intval($x[0]['id'])
-		);
-		if($arr['categories']) {
-			$y = explode(',',$arr['categories']);
-			if($y) {
-				foreach($y as $t) {
-					$t = trim($t);
-					if($t) {
-						store_item_tag($darray['app_channel'],$x[0]['id'],TERM_OBJ_APP,TERM_CATEGORY,escape_tags($t),escape_tags(z_root() . '/apps/?f=&cat=' . escape_tags($t)));
-					}
-				}
-			}
-		}
-	}
-
-	return $ret;
-
-}
-
-
-function app_encode($app,$embed = false) {
-
-	$ret = array();
-
-	$ret['type'] = 'personal';
-
-	if($app['app_id'])
-		$ret['guid'] = $app['app_id'];
-
-	if($app['app_id'])
-		$ret['guid'] = $app['app_id'];
-
-	if($app['app_sig'])
-		$ret['sig'] = $app['app_sig'];
-
-	if($app['app_author'])
-		$ret['author'] = $app['app_author'];
-
-	if($app['app_name'])
-		$ret['name'] = $app['app_name'];
-
-	if($app['app_desc'])
-		$ret['desc'] = $app['app_desc'];
-
-	if($app['app_url'])
-		$ret['url'] = $app['app_url'];
-
-	if($app['app_photo'])
-		$ret['photo'] = $app['app_photo'];
-
-	if($app['app_version'])
-		$ret['version'] = $app['app_version'];
-
-	if($app['app_addr'])
-		$ret['addr'] = $app['app_addr'];
-
-	if($app['app_price'])
-		$ret['price'] = $app['app_price'];
-
-	if($app['app_page'])
-		$ret['page'] = $app['app_page'];
-
-	if($app['app_requires'])
-		$ret['requires'] = $app['app_requires'];
-
-	if($app['app_system'])
-		$ret['system'] = $app['app_system'];
-
-	if($app['app_deleted'])
-		$ret['deleted'] = $app['app_deleted'];
-
-	if($app['term']) {
-		$s = '';
-		foreach($app['term'] as $t) {
-			if($s)
-				$s .= ',';
-			$s .= $t['term'];
-		}
-		$ret['categories'] = $s;
-	}
-
-
-	if(! $embed)
-		return $ret;
-
-	if(array_key_exists('categories',$ret))
-		unset($ret['categories']);
-	
-	$j = json_encode($ret);
-	return '[app]' . chunk_split(base64_encode($j),72,"\n") . '[/app]';
-
-}
-
-
-function papp_encode($papp) {
-	return chunk_split(base64_encode(json_encode($papp)),72,"\n");
-
-}
-
-
diff --git a/include/bb2diaspora.php b/include/bb2diaspora.php
index 9167cb5ad..c7d0e56b1 100644
--- a/include/bb2diaspora.php
+++ b/include/bb2diaspora.php
@@ -479,8 +479,6 @@ function unescape_underscores_in_links($m) {
 
 function format_event_diaspora($ev) {
 
-	$a = get_app();
-
 	if(! ((is_array($ev)) && count($ev)))
 		return '';
 
diff --git a/include/bbcode.php b/include/bbcode.php
index fd2d2f97a..f47dc6f2e 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -165,11 +165,10 @@ function bb_parse_crypt($match) {
 }
 
 function bb_parse_app($match) {
-	require_once('include/apps.php');
 
-	$app = app_decode($match[1]);
+	$app = Zotlabs\Lib\Apps::app_decode($match[1]);
 	if ($app)
-		return app_render($app);
+		return Zotlabs\Lib\Apps::app_render($app);
 }
 
 function bb_parse_element($match) {
@@ -276,7 +275,6 @@ function bb_location($match) {
  * @return string HTML iframe with content of $match[1]
  */
 function bb_iframe($match) {
-	$a = get_app();
 
 	$sandbox = ((strpos($match[1], App::get_hostname())) ? ' sandbox="allow-scripts" ' : '');
 
@@ -450,8 +448,6 @@ function bb_sanitize_style($input) {
 
 function bb_observer($Text) {
 
-	$a = get_app();
-
 	$observer = App::get_observer();
 
 	if ((strpos($Text,'[/observer]') !== false) || (strpos($Text,'[/rpost]') !== false)) {
@@ -985,6 +981,7 @@ function bbcode($Text, $preserve_nl = false, $tryoembed = true, $cache = false)
 		$Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism",'',$Text);
 		$Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",'',$Text);
 		$Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
+		$Text = preg_replace("/\[event\-id\](.*?)\[\/event\-id\]/ism",'',$Text);
 		$Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
 		$Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
 
diff --git a/include/identity.php b/include/channel.php
index 4ef1105ea..35084741f 100644
--- a/include/identity.php
+++ b/include/channel.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * @file include/identity.php
+ * @file include/channel.php
  */
 
 require_once('include/zot.php');
@@ -847,7 +847,7 @@ function profile_load(&$a, $nickname, $profile = '') {
 
 		$extra_fields = array();
 
-		require_once('include/identity.php');
+		require_once('include/channel.php');
 		$profile_fields_basic    = get_profile_fields_basic();
 		$profile_fields_advanced = get_profile_fields_advanced();
 
@@ -1004,8 +1004,6 @@ function profile_sidebar($profile, $block = 0, $show_connect = true, $zcard = fa
 
 	call_hooks('profile_sidebar_enter', $profile);
 
-	require_once('include/Contact.php');
-
 	if($show_connect) {
 
 		// This will return an empty string if we're already connected.
@@ -1569,7 +1567,7 @@ function get_online_status($nick) {
 
 	$ret = array('result' => false);
 
-	if(get_config('system','block_public') && ! local_channel() && ! remote_channel())
+	if(observer_prohibited())
 		return $ret;
 
 	$r = q("select channel_id, channel_hash from channel where channel_address = '%s' limit 1",
@@ -1947,3 +1945,26 @@ function get_zcard_embed($channel,$observer_hash = '',$args = array()) {
 	return $o;
 		
 }
+
+
+function channelx_by_nick($nick) {
+	$r = q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_address = '%s'  and channel_removed = 0 LIMIT 1",
+		dbesc($nick)
+	);
+	return(($r) ? $r[0] : false);
+}
+
+function channelx_by_hash($hash) {
+	$r = q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_hash = '%s'  and channel_removed = 0 LIMIT 1",
+		dbesc($hash)
+	);
+	return(($r) ? $r[0] : false);
+}
+
+function channelx_by_n($id) {
+	$r = q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_id = %d  and channel_removed = 0 LIMIT 1",
+		dbesc($id)
+	);
+	return(($r) ? $r[0] : false);
+}
+
diff --git a/include/chat.php b/include/chat.php
deleted file mode 100644
index 604402045..000000000
--- a/include/chat.php
+++ /dev/null
@@ -1,262 +0,0 @@
-<?php
-/**
- * @file include/chat.php
- * @brief Chat related functions.
- */
-
-
-/**
- * @brief Creates a chatroom.
- *
- * @param array $channel
- * @param array $arr
- * @return An associative array containing:
- *  - success: A boolean
- *  - message: (optional) A string
- */
-function chatroom_create($channel, $arr) {
-
-	$ret = array('success' => false);
-
-	$name = trim($arr['name']);
-	if(! $name) {
-		$ret['message'] = t('Missing room name');
-		return $ret;
-	}
-
-	$r = q("select cr_id from chatroom where cr_uid = %d and cr_name = '%s' limit 1",
-		intval($channel['channel_id']),
-		dbesc($name)
-	);
-	if($r) {
-		$ret['message'] = t('Duplicate room name');
-		return $ret;
-	}
-
-	$r = q("select count(cr_id) as total from chatroom where cr_aid = %d",
-		intval($channel['channel_account_id'])
-	);
-	if($r)
-		$limit = service_class_fetch($channel['channel_id'], 'chatrooms');
-
-	if(($r) && ($limit !== false) && ($r[0]['total'] >= $limit)) {
-		$ret['message'] = upgrade_message();
-		return $ret;
-	}
-
-	if(! array_key_exists('expire', $arr))
-		$arr['expire'] = 120;  // minutes, e.g. 2 hours
-
-	$created = datetime_convert();
-
-	$x = q("insert into chatroom ( cr_aid, cr_uid, cr_name, cr_created, cr_edited, cr_expire, allow_cid, allow_gid, deny_cid, deny_gid )
-		values ( %d, %d , '%s', '%s', '%s', %d, '%s', '%s', '%s', '%s' ) ",
-		intval($channel['channel_account_id']),
-		intval($channel['channel_id']),
-		dbesc($name),
-		dbesc($created),
-		dbesc($created),
-		intval($arr['expire']),
-		dbesc($arr['allow_cid']),
-		dbesc($arr['allow_gid']),
-		dbesc($arr['deny_cid']),
-		dbesc($arr['deny_gid'])
-	);
-
-	if($x)
-		$ret['success'] = true;
-
-	return $ret;
-}
-
-
-function chatroom_destroy($channel,$arr) {
-
-	$ret = array('success' => false);
-
-	if(intval($arr['cr_id']))
-		$sql_extra = " and cr_id = " . intval($arr['cr_id']) . " ";
-	elseif(trim($arr['cr_name']))
-		$sql_extra = " and cr_name = '" . protect_sprintf(dbesc(trim($arr['cr_name']))) . "' ";
-	else {
-		$ret['message'] = t('Invalid room specifier.');
-		return $ret;
-	}
-
-	$r = q("select * from chatroom where cr_uid = %d $sql_extra limit 1",
-		intval($channel['channel_id'])
-	);
-	if(! $r) {
-		$ret['message'] = t('Invalid room specifier.');
-		return $ret;
-	}
-
-	build_sync_packet($channel['channel_id'],array('chatroom' => $r));
-
-	q("delete from chatroom where cr_id = %d",
-		intval($r[0]['cr_id'])
-	);
-	if($r[0]['cr_id']) {
-		q("delete from chatpresence where cp_room = %d",
-			intval($r[0]['cr_id'])
-		);
-		q("delete from chat where chat_room = %d",
-			intval($r[0]['cr_id'])
-		);
-	}
-
-	$ret['success'] = true;
-	return $ret;
-}
-
-
-function chatroom_enter($observer_xchan, $room_id, $status, $client) {
-
-	if(! $room_id || ! $observer_xchan)
-		return;
-
-	$r = q("select * from chatroom where cr_id = %d limit 1",
-		intval($room_id)
-	);
-	if(! $r) {
-		notice( t('Room not found.') . EOL);
-		return false;
-	}
-	require_once('include/security.php');
-	$sql_extra = permissions_sql($r[0]['cr_uid']);
-
-	$x = q("select * from chatroom where cr_id = %d and cr_uid = %d $sql_extra limit 1",
-			intval($room_id),
-			intval($r[0]['cr_uid'])
-	);
-	if(! $x) {
-		notice( t('Permission denied.') . EOL);
-		return false;
-	}
-
-	$limit = service_class_fetch($r[0]['cr_uid'], 'chatters_inroom');
-	if($limit !== false) {
-		$y = q("select count(*) as total from chatpresence where cp_room = %d",
-				intval($room_id)
-		);
-		if($y && $y[0]['total'] > $limit) {
-			notice( t('Room is full') . EOL);
-			return false;
-		}
-	}
-
-	if(intval($x[0]['cr_expire'])) {
-		$r = q("delete from chat where created < %s - INTERVAL %s and chat_room = %d", 
-			db_utcnow(), 
-			db_quoteinterval( intval($x[0]['cr_expire']) . ' MINUTE' ),
-			intval($x[0]['cr_id'])
-		);
-	}
-
-	$r = q("select * from chatpresence where cp_xchan = '%s' and cp_room = %d limit 1",
-		dbesc($observer_xchan),
-		intval($room_id)
-	);
-	if($r) {
-		q("update chatpresence set cp_last = '%s' where cp_id = %d and cp_client = '%s'",
-			dbesc(datetime_convert()),
-			intval($r[0]['cp_id']),
-			dbesc($client)
-		);
-		return true;
-	}
-
-	$r = q("insert into chatpresence ( cp_room, cp_xchan, cp_last, cp_status, cp_client )
-		values ( %d, '%s', '%s', '%s', '%s' )",
-		intval($room_id),
-		dbesc($observer_xchan),
-		dbesc(datetime_convert()),
-		dbesc($status),
-		dbesc($client)
-	);
-
-	return $r;
-}
-
-
-function chatroom_leave($observer_xchan, $room_id, $client) {
-	if(! $room_id || ! $observer_xchan)
-		return;
-
-	$r = q("select * from chatpresence where cp_xchan = '%s' and cp_room = %d and cp_client = '%s' limit 1",
-		dbesc($observer_xchan),
-		intval($room_id),
-		dbesc($client)
-	);
-	if($r) {
-		q("delete from chatpresence where cp_id = %d",
-			intval($r[0]['cp_id'])
-		);
-	}
-
-	return true;
-}
-
-
-function chatroom_list($uid) {
-	require_once('include/security.php');
-	$sql_extra = permissions_sql($uid);
-
-	$r = q("select allow_cid, allow_gid, deny_cid, deny_gid, cr_name, cr_expire, cr_id, count(cp_id) as cr_inroom from chatroom left join chatpresence on cr_id = cp_room where cr_uid = %d $sql_extra group by cr_name, cr_id order by cr_name",
-		intval($uid)
-	);
-
-	return $r;
-}
-
-function chatroom_list_count($uid) {
-	require_once('include/security.php');
-	$sql_extra = permissions_sql($uid);
-
-	$r = q("select count(*) as total from chatroom where cr_uid = %d $sql_extra",
-		intval($uid)
-	);
-
-	return $r[0]['total'];
-}
-
-/**
- * create a chat message via API.
- * It is the caller's responsibility to enter the room.
- */
-
-function chat_message($uid, $room_id, $xchan, $text) {
-
-	$ret = array('success' => false);
-
-	if(! $text)
-		return;
-
-	$sql_extra = permissions_sql($uid);
-
-	$r = q("select * from chatroom where cr_uid = %d and cr_id = %d $sql_extra",
-		intval($uid),
-		intval($room_id)
-	);
-	if(! $r)
-		return $ret;
-
-	$arr = array(
-		'chat_room' => $room_id,
-		'chat_xchan' => $xchan,
-		'chat_text' => $text
-	);
-
-	call_hooks('chat_message', $arr);
-
-	$x = q("insert into chat ( chat_room, chat_xchan, created, chat_text )
-		values( %d, '%s', '%s', '%s' )",
-		intval($room_id),
-		dbesc($xchan),
-		dbesc(datetime_convert()),
-		dbesc($arr['chat_text'])
-	);
-
-	$ret['success'] = true;
-	return $ret;
-}
diff --git a/include/cli_startup.php b/include/cli_startup.php
index a33f7acb0..a4c1f629a 100644
--- a/include/cli_startup.php
+++ b/include/cli_startup.php
@@ -6,37 +6,7 @@ require_once('boot.php');
 
 function cli_startup() {
 
-	global $a, $db, $default_timezone;
-
-	if(is_null($a)) {
-		$a = new miniApp;
-	}
-
-	App::init();
-  
-	if(is_null($db)) {
-	    @include(".htconfig.php");
-
-		$a->convert();
-
-		if(! defined('UNO'))
-			define('UNO', 0);
-
-		App::$timezone = ((x($default_timezone)) ? $default_timezone : 'UTC');
-		date_default_timezone_set(App::$timezone);
-
-    	require_once('include/dba/dba_driver.php');
-	    $db = dba_factory($db_host, $db_port, $db_user, $db_pass, $db_data, $db_type);
-    	unset($db_host, $db_port, $db_user, $db_pass, $db_data, $db_type);
-  	};
-
-	App::$session = new Zotlabs\Web\Session();
-	App::$session->init();
-
-	load_config('system');
-
+	sys_boot();
 	App::set_baseurl(get_config('system','baseurl'));
 
-	load_hooks();
-
 }
\ No newline at end of file
diff --git a/include/config.php b/include/config.php
index 12768f4da..3017c3865 100644
--- a/include/config.php
+++ b/include/config.php
@@ -44,7 +44,6 @@
  *  The category of the configuration value
  */
 function load_config($family) {
-	global $a;
 
 	if(! array_key_exists($family, App::$config))
 		App::$config[$family] = array();
@@ -81,7 +80,6 @@ function load_config($family) {
  * @return mixed Return value or false on error or if not set
  */
 function get_config($family, $key) {
-	global $a;
 
 	if((! array_key_exists($family, App::$config)) || (! array_key_exists('config_loaded', App::$config[$family])))
 		load_config($family);
@@ -110,6 +108,7 @@ function get_config($family, $key) {
  *  The configuration key to query
  * @return mixed
  */
+
 function get_config_from_storage($family, $key) {
 	$ret = q("SELECT * FROM config WHERE cat = '%s' AND k = '%s' LIMIT 1",
 		dbesc($family),
@@ -135,7 +134,6 @@ function get_config_from_storage($family, $key) {
  *  Return the set value, or false if the database update failed
  */
 function set_config($family, $key, $value) {
-	global $a;
 
 	// manage array value
 	$dbvalue = ((is_array($value))  ? serialize($value) : $value);
@@ -180,7 +178,7 @@ function set_config($family, $key, $value) {
  * @return mixed
  */
 function del_config($family, $key) {
-	global $a;
+
 	$ret = false;
 
 	if(array_key_exists($family, App::$config) && array_key_exists($key, App::$config[$family]))
@@ -204,7 +202,6 @@ function del_config($family, $key) {
  * @return void|false Nothing or false if $uid is false
  */
 function load_pconfig($uid) {
-	global $a;
 
 	if($uid === false)
 		return false;
@@ -249,7 +246,6 @@ function load_pconfig($uid) {
  */
 function get_pconfig($uid, $family, $key, $instore = false) {
 //	logger('include/config.php: get_pconfig() deprecated instore param used', LOGGER_DEBUG);
-	global $a;
 
 	if($uid === false)
 		return false;
@@ -285,7 +281,6 @@ function get_pconfig($uid, $family, $key, $instore = false) {
  * @return mixed Stored $value or false
  */
 function set_pconfig($uid, $family, $key, $value) {
-	global $a;
 
 	// this catches subtle errors where this function has been called 
 	// with local_channel() when not logged in (which returns false)
@@ -372,7 +367,7 @@ function set_pconfig($uid, $family, $key, $value) {
  * @return mixed
  */
 function del_pconfig($uid, $family, $key) {
-	global $a;
+
 	$ret = false;
 
 	if (x(App::$config[$uid][$family], $key))
@@ -398,7 +393,6 @@ function del_pconfig($uid, $family, $key) {
  * @return void|false Returns false if xchan is not set
  */
 function load_xconfig($xchan) {
-	global $a;
 
 	if(! $xchan)
 		return false;
@@ -441,7 +435,6 @@ function load_xconfig($xchan) {
  * @return mixed Stored $value or false if it does not exist
  */
 function get_xconfig($xchan, $family, $key) {
-	global $a;
 
 	if(! $xchan)
 		return false;
@@ -477,7 +470,6 @@ function get_xconfig($xchan, $family, $key) {
  * @return mixed Stored $value or false
  */
 function set_xconfig($xchan, $family, $key, $value) {
-	global $a;
 
 	// manage array value
 	$dbvalue = ((is_array($value))  ? serialize($value) : $value);
@@ -530,7 +522,7 @@ function set_xconfig($xchan, $family, $key, $value) {
  * @return mixed
  */
 function del_xconfig($xchan, $family, $key) {
-	global $a;
+
 	$ret = false;
 
 	if(x(App::$config[$xchan][$family], $key))
diff --git a/include/Contact.php b/include/connections.php
index e50670a89..d18383fad 100644
--- a/include/Contact.php
+++ b/include/connections.php
@@ -48,32 +48,9 @@ function abook_self($channel_id) {
 	return(($r) ? $r[0] : array());
 }	
 
-function channelx_by_nick($nick) {
-	$r = q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_address = '%s'  and channel_removed = 0 LIMIT 1",
-		dbesc($nick)
-	);
-	return(($r) ? $r[0] : false);
-}
-
-function channelx_by_hash($hash) {
-	$r = q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_hash = '%s'  and channel_removed = 0 LIMIT 1",
-		dbesc($hash)
-	);
-	return(($r) ? $r[0] : false);
-}
-
-function channelx_by_n($id) {
-	$r = q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_id = %d  and channel_removed = 0 LIMIT 1",
-		dbesc($id)
-	);
-	return(($r) ? $r[0] : false);
-}
-
 
 function vcard_from_xchan($xchan, $observer = null, $mode = '') {
 
-	$a = get_app();
-
 	if(! $xchan) {
 		if(App::$poi) {
 			$xchan = App::$poi;
@@ -198,7 +175,7 @@ function account_remove($account_id,$local = true,$unset_session=true) {
 
 	// Don't let anybody nuke the only admin account.
 
-	$r = q("select account_id from account where (account_roles & %d)>0",
+	$r = q("select account_id from account where (account_roles & %d) > 0",
 		intval(ACCOUNT_ROLE_ADMIN)
 	);
 
@@ -267,7 +244,7 @@ function channel_remove($channel_id, $local = true, $unset_session=false) {
 
 	if(! $channel_id)
 		return;
-	$a = get_app();
+
 	logger('Removing channel: ' . $channel_id);
 	logger('channel_remove: local only: ' . intval($local));
 
diff --git a/include/contact_widgets.php b/include/contact_widgets.php
index e62d57aa2..14d26e257 100644
--- a/include/contact_widgets.php
+++ b/include/contact_widgets.php
@@ -3,9 +3,6 @@
 
 
 function findpeople_widget() {
-	require_once('include/Contact.php');
-
-	$a = get_app();
 
 	if(get_config('system','invitation_only')) {
 		$x = get_pconfig(local_channel(),'system','invites_remaining');
@@ -37,7 +34,6 @@ function findpeople_widget() {
 
 
 function fileas_widget($baseurl,$selected = '') {
-	$a = get_app();
 
 	if(! local_channel())
 		return '';
@@ -65,8 +61,6 @@ function fileas_widget($baseurl,$selected = '') {
 }
 
 function categories_widget($baseurl,$selected = '') {
-
-	$a = get_app();
 	
 	if(! feature_enabled(App::$profile['profile_uid'],'categories'))
 		return '';
@@ -108,8 +102,6 @@ function categories_widget($baseurl,$selected = '') {
 
 function common_friends_visitor_widget($profile_uid) {
 
-	$a = get_app();
-
 	if(local_channel() == $profile_uid)
 		return;
 
diff --git a/include/conversation.php b/include/conversation.php
index fca07a91d..dabe2ca93 100644
--- a/include/conversation.php
+++ b/include/conversation.php
@@ -858,8 +858,6 @@ function conversation(&$a, $items, $mode, $update, $page_mode = 'traditional', $
 
 function best_link_url($item) {
 
-	$a = get_app();
-
 	$best_url = '';
 	$sparkle  = false;
 
@@ -888,7 +886,7 @@ function best_link_url($item) {
 
 
 function item_photo_menu($item){
-	$a = get_app();
+
 	$contact = null;
 
 	$ssl_state = false;
@@ -1107,7 +1105,6 @@ function status_editor($a, $x, $popup = false) {
 
 	$o = '';
 
-	require_once('include/Contact.php');
 	$c = channelx_by_n($x['profile_uid']);
 	if($c && $c['channel_moved'])
 		return $o;
@@ -1160,7 +1157,7 @@ function status_editor($a, $x, $popup = false) {
 		$layoutselect = '<input type="hidden" name="layout_mid" value="' . $layout . '" />';
 
 	if(array_key_exists('channel_select',$x) && $x['channel_select']) {
-		require_once('include/identity.php');
+		require_once('include/channel.php');
 		$id_select = identity_selector();
 	}
 	else
@@ -1409,7 +1406,7 @@ function render_location_default($item) {
 
 
 function prepare_page($item) {
-	$a = get_app();
+
 	$naked = 1;
 //	$naked = ((get_pconfig($item['uid'],'system','nakedpage')) ? 1 : 0);
 	$observer = App::get_observer();
@@ -1443,7 +1440,7 @@ function prepare_page($item) {
 
 
 function network_tabs() {
-	$a = get_app();
+
 	$no_active='';
 	$starred_active = '';
 	$new_active = '';
@@ -1659,8 +1656,7 @@ function profile_tabs($a, $is_owner = false, $nickname = null){
 
 
 	if ($p['chat'] && feature_enabled($uid,'ajaxchat')) {
-		require_once('include/chat.php');
-		$has_chats = chatroom_list_count($uid);
+		$has_chats = Zotlabs\Lib\Chatroom::list_count($uid);
 		if ($has_chats) {
 			$tabs[] = array(
 				'label' => t('Chatrooms'),
diff --git a/include/crypto.php b/include/crypto.php
index d636c6848..42aa45b72 100644
--- a/include/crypto.php
+++ b/include/crypto.php
@@ -46,27 +46,29 @@ function pkcs5_unpad($text)
 } 
 
 function AES256CBC_encrypt($data,$key,$iv) {
-	if(get_config('system','openssl_encrypt')) {
-		return openssl_encrypt($data,'aes-256-cbc',str_pad($key,32,"\0"),OPENSSL_RAW_DATA,str_pad($iv,16,"\0"));
-	}
+
+	return openssl_encrypt($data,'aes-256-cbc',str_pad($key,32,"\0"),OPENSSL_RAW_DATA,str_pad($iv,16,"\0"));
+
+/* deprecated in php 7.1
 	return mcrypt_encrypt(
 		MCRYPT_RIJNDAEL_128, 
 		str_pad($key,32,"\0"), 
 		pkcs5_pad($data,16), 
 		MCRYPT_MODE_CBC, 
 		str_pad($iv,16,"\0"));
+*/
 }
 
 function AES256CBC_decrypt($data,$key,$iv) {
-	if(get_config('system','openssl_encrypt')) {
-		return openssl_decrypt($data,'aes-256-cbc',str_pad($key,32,"\0"),OPENSSL_RAW_DATA,str_pad($iv,16,"\0"));
-	}
+	return openssl_decrypt($data,'aes-256-cbc',str_pad($key,32,"\0"),OPENSSL_RAW_DATA,str_pad($iv,16,"\0"));
+/* deprecated in php 7.1
 	return pkcs5_unpad(mcrypt_decrypt(
 		MCRYPT_RIJNDAEL_128, 
 		str_pad($key,32,"\0"), 
 		$data, 
 		MCRYPT_MODE_CBC, 
 		str_pad($iv,16,"\0")));
+*/
 }
 
 function crypto_encapsulate($data,$pubkey,$alg='aes256cbc') {
diff --git a/include/datetime.php b/include/datetime.php
index 83fb49d04..bf58866e9 100644
--- a/include/datetime.php
+++ b/include/datetime.php
@@ -119,7 +119,6 @@ function datetime_convert($from = 'UTC', $to = 'UTC', $s = 'now', $fmt = "Y-m-d
  * @return string
  */
 function dob($dob) {
-	$a = get_app();
 
 	list($year, $month, $day) = sscanf($dob, '%4d-%2d-%2d');
 	$f = get_config('system', 'birthday_input_format');
diff --git a/include/dba/dba_driver.php b/include/dba/dba_driver.php
index e15e107a8..0ab5830ed 100755
--- a/include/dba/dba_driver.php
+++ b/include/dba/dba_driver.php
@@ -1,66 +1,78 @@
 <?php
-/**
- * @file dba_driver.php
- * @brief some database related functions and abstract driver class.
- *
- * This file contains the abstract database driver class dba_driver and some
- * functions for working with databases.
- */
 
-/**
- * @brief Returns the database driver object.
- *
- * If available it will use PHP's mysqli otherwise mysql driver.
- *
- * @param string $server DB server name
- * @param string $port DB port
- * @param string $user DB username
- * @param string $pass DB password
- * @param string $db database name
- * @param string $dbtype 0 for mysql, 1 for postgres
- * @param bool $install Defaults to false
- * @return null|dba_driver A database driver object (dba_mysql|dba_mysqli) or null if no driver found.
- */
-function dba_factory($server, $port,$user,$pass,$db,$dbtype,$install = false) {
-	$dba = null;
-
-	$dbtype = intval($dbtype);
-	$set_port = $port;
-
-	if($dbtype == DBTYPE_POSTGRES) {
-		require_once('include/dba/dba_postgres.php');
-		if(is_null($port)) $set_port = 5432;
-		$dba = new dba_postgres($server, $set_port, $user, $pass, $db, $install);
-	} else {
-
-//		Highly experimental at the present time.
-//		require_once('include/dba/dba_pdo.php');
-//		$dba = new dba_pdo($server, $set_port,$user,$pass,$db,$install);
-//	}
-
-		if(class_exists('mysqli')) {
-			if (is_null($port)) $set_port = ini_get("mysqli.default_port");
-			require_once('include/dba/dba_mysqli.php');
-			$dba = new dba_mysqli($server, $set_port,$user,$pass,$db,$install);
+class DBA {
+
+	/**
+	 * @file dba_driver.php
+	 * @brief some database related functions and abstract driver class.
+	 *
+	 * This file contains the abstract database driver class dba_driver and some
+	 * functions for working with databases.
+	 */
+
+	static public $dba = null;
+	static public $dbtype = null;
+
+
+	/**
+	 * @brief Returns the database driver object.
+	 *
+	 * If available it will use PHP's mysqli otherwise mysql driver.
+	 *
+	 * @param string $server DB server name
+	 * @param string $port DB port
+	 * @param string $user DB username
+	 * @param string $pass DB password
+	 * @param string $db database name
+	 * @param string $dbtype 0 for mysql, 1 for postgres
+	 * @param bool $install Defaults to false
+	 * @return null|dba_driver A database driver object (dba_mysql|dba_mysqli) or null if no driver found.
+	 */
+
+	static public function dba_factory($server, $port,$user,$pass,$db,$dbtype,$install = false) {
+
+		self::$dba = null;
+
+		self::$dbtype = intval($dbtype);
+		$set_port = $port;
+
+		if(self::$dbtype == DBTYPE_POSTGRES) {
+			require_once('include/dba/dba_postgres.php');
+			if(is_null($port)) $set_port = 5432;
+			self::$dba = new dba_postgres($server, $set_port, $user, $pass, $db, $install);
+		}
+		else {
+
+//			Highly experimental at the present time.
+//			require_once('include/dba/dba_pdo.php');
+//			self::$dba = new dba_pdo($server, $set_port,$user,$pass,$db,$install);
+//		}
+
+			if(class_exists('mysqli')) {
+				if (is_null($port)) $set_port = ini_get("mysqli.default_port");
+				require_once('include/dba/dba_mysqli.php');
+				self::$dba = new dba_mysqli($server, $set_port,$user,$pass,$db,$install);
+			}
 		}
-	}
 
-	// Until we have a proper PDO driver, store the DB connection parameters for
-	// plugins/addons which use PDO natively (such as cdav). This is wasteful as
-	// it opens a separate connection to the DB, but saves a lot of effort re-writing
-	// third-party interfaces that are working and well tested. 
+		// Until we have a proper PDO driver, store the DB connection parameters for
+		// plugins/addons which use PDO natively (such as cdav). This is wasteful as
+		// it opens a separate connection to the DB, but saves a lot of effort re-writing
+		// third-party interfaces that are working and well tested. 
  
 
-	if(is_object($dba) && $dba->connected) {
-		$dns = (($dbtype == DBTYPE_POSTGRES) ? 'postgres' : 'mysql')
-		. ':host=' . $server . (is_null($port) ? '' : ';port=' . $port)
-		. ';dbname=' . $db;
-		$dba->pdo_set(array($dns,$user,$pass));
+		if(is_object(self::$dba) && self::$dba->connected) {
+			$dns = ((self::$dbtype == DBTYPE_POSTGRES) ? 'postgres' : 'mysql')
+			. ':host=' . $server . (is_null($port) ? '' : ';port=' . $port)
+			. ';dbname=' . $db;
+			self::$dba->pdo_set(array($dns,$user,$pass));
+		}
+
+		define('NULL_DATE', self::$dba->get_null_date());
+		define('ACTIVE_DBTYPE', self::$dbtype);
+		return self::$dba;
 	}
 
-	define('NULL_DATE', $dba->get_null_date());
-	define('ACTIVE_DBTYPE', $dbtype);
-	return $dba;
 }
 
 /**
@@ -232,8 +244,8 @@ function printable($s) {
 function dbg($state) {
 	global $db;
 
-	if($db)
-		$db->dbg($state);
+	if(\DBA::$dba)
+		\DBA::$dba->dbg($state);
 }
 
 /**
@@ -247,21 +259,18 @@ function dbg($state) {
  * @return Return an escaped string of the value to pass to a DB query.
  */
 function dbesc($str) {
-	global $db;
 
-	if($db && $db->connected)
-		return($db->escape($str));
+	if(\DBA::$dba && \DBA::$dba->connected)
+		return(\DBA::$dba->escape($str));
 	else
 		return(str_replace("'", "\\'", $str));
 }
 function dbescbin($str) {
-	global $db;
-	return $db->escapebin($str);
+	return \DBA::$dba->escapebin($str);
 }
 
 function dbunescbin($str) {
-	global $db;
-	return $db->unescapebin($str);
+	return \DBA::$dba->unescapebin($str);
 }
 
 function dbescdate($date) {
@@ -274,36 +283,25 @@ function dbescdate($date) {
 }
 
 function db_quoteinterval($txt) {
-	global $db;
-	return $db->quote_interval($txt);
+	return \DBA::$dba->quote_interval($txt);
 }
 
 function dbesc_identifier($str) {
-	global $db;
-	return $db->escape_identifier($str);
+	return \DBA::$dba->escape_identifier($str);
 }
 
 function db_utcnow() {
-	global $db;
-	return $db->utcnow();
+	return \DBA::$dba->utcnow();
 }
 
 function db_optimizetable($table) {
-	global $db;
-	$db->optimize_table($table);
+	\DBA::$dba->optimize_table($table);
 }
 
 function db_concat($fld, $sep) {
-	global $db;
-	return $db->concat($fld, $sep);
+	return \DBA::$dba->concat($fld, $sep);
 }
 
-// Function: q($sql,$args);
-// Description: execute SQL query with printf style args.
-// Example: $r = q("SELECT * FROM `%s` WHERE `uid` = %d",
-//                   'user', 1);
-
-
 /**
  * @brief Execute a SQL query with printf style args.
  *
@@ -319,13 +317,13 @@ function db_concat($fld, $sep) {
  * @param string $sql The SQL query to execute
  * @return bool|array
  */
+
 function q($sql) {
-	global $db;
 
 	$args = func_get_args();
 	unset($args[0]);
 
-	if($db && $db->connected) {
+	if(\DBA::$dba && \DBA::$dba->connected) {
 		$stmt = vsprintf($sql, $args);
 		if($stmt === false) {
 			if(version_compare(PHP_VERSION, '5.4.0') >= 0)
@@ -334,13 +332,14 @@ function q($sql) {
 			else
 				db_logger('dba: vsprintf error: ' . print_r(debug_backtrace(), true),LOGGER_NORMAL,LOG_CRIT);
 		}
-		return $db->q($stmt);
+		return \DBA::$dba->q($stmt);
 	}
 
 	/*
 	 * This will happen occasionally trying to store the 
 	 * session data after abnormal program termination 
 	 */
+
 	db_logger('dba: no database: ' . print_r($args,true),LOGGER_NORMAL,LOG_CRIT);
 
 	return false;
@@ -354,10 +353,9 @@ function q($sql) {
  * @param string $sql The SQL query to execute
  */
 function dbq($sql) {
-	global $db;
 
-	if($db && $db->connected)
-		$ret = $db->q($sql);
+	if(\DBA::$dba && \DBA::$dba->connected)
+		$ret = \DBA::$dba->q($sql);
 	else
 		$ret = false;
 
@@ -418,13 +416,13 @@ function db_getfunc($f) {
 
 // The logger function may make DB calls internally to query the system logging parameters.
 // This can cause a recursion if database debugging is enabled.
-// So this function preserves the current database debugging state and then turns it off while 
-// doing the logger() call
+// So this function preserves the current database debugging state and then turns it off
+// temporarily while doing the logger() call
 
 function db_logger($s,$level = LOGGER_NORMAL,$syslog = LOG_INFO) {
-	global $db;
-	$saved = $db->debug;
-	$db->debug = false;
+
+	$saved = \DBA::$dba->debug;
+	\DBA::$dba->debug = false;
 	logger($s,$level,$syslog);
-	$db->debug = $saved;
+	\DBA::$dba->debug = $saved;
 }
\ No newline at end of file
diff --git a/include/dir_fns.php b/include/dir_fns.php
index 1c3149081..9f1be1a42 100644
--- a/include/dir_fns.php
+++ b/include/dir_fns.php
@@ -69,9 +69,8 @@ function check_upstream_directory() {
 	if ($directory) {
 		$h = parse_url($directory);
 		if ($h) {
-			$x = zot_finger('[system]@' . $h['host']);
-			if ($x['success']) {
-				$j = json_decode($x['body'], true);
+			$j = Zotlabs\Zot\Finger::run('[system]@' . $h['host']);
+			if ($j['success']) {
 				if (array_key_exists('site', $j) && array_key_exists('directory_mode', $j['site'])) {
 					if ($j['site']['directory_mode'] === 'normal') {
 						$isadir = false;
@@ -95,6 +94,9 @@ function get_directory_setting($observer, $setting) {
 	if($ret === false)
 		$ret = get_config('directory', $setting);
 
+
+	// 'safemode' is the default if there is no observer or no established preference. 
+
 	if($setting == 'safemode' && $ret === false)
 		$ret = 1;
 
diff --git a/include/enotify.php b/include/enotify.php
deleted file mode 100644
index bd8698606..000000000
--- a/include/enotify.php
+++ /dev/null
@@ -1,652 +0,0 @@
-<?php
-/**
- * @file include/enotify.php
- *
- * @brief File with functions and a class for email notifications.
- */
-
-/**
- * @brief
- *
- * @param array $params an assoziative array with:
- *  * \e string \b from_xchan sender xchan hash
- *  * \e string \b to_xchan recipient xchan hash
- *  * \e array \b item an assoziative array
- *  * \e int \b type one of the NOTIFY_* constants from boot.php
- *  * \e string \b link
- *  * \e string \b parent_mid
- *  * \e string \b otype
- *  * \e string \b verb
- *  * \e string \b activity
- */
-function notification($params) {
-
-	logger('notification: entry', LOGGER_DEBUG);
-
-	// throw a small amount of entropy into the system to breakup duplicates arriving at the same precise instant.
-	usleep(mt_rand(0, 10000));
-
-	$a = get_app();
-
-
-	if ($params['from_xchan']) {
-		$x = q("select * from xchan where xchan_hash = '%s' limit 1",
-			dbesc($params['from_xchan'])
-		);
-	}
-	if ($params['to_xchan']) {
-		$y = q("select channel.*, account.* from channel left join account on channel_account_id = account_id
-			where channel_hash = '%s' and channel_removed = 0 limit 1",
-			dbesc($params['to_xchan'])
-		);
-	}
-	if ($x & $y) {
-		$sender = $x[0];
-		$recip = $y[0];
-	} else {
-		logger('notification: no sender or recipient.');
-		logger('sender: ' . $params['from_xchan']);
-		logger('recip: ' . $params['to_xchan']);
-		return;
-	}
-
-	// from here on everything is in the recipients language
-
-	push_lang($recip['account_language']); // should probably have a channel language
-
-	$banner     = t('$Projectname Notification');
-	$product    = t('$projectname'); // PLATFORM_NAME;
-	$siteurl    = z_root();
-	$thanks     = t('Thank You,');
-	$sitename   = get_config('system','sitename');
-	$site_admin = sprintf( t('%s Administrator'), $sitename);
-
-	$sender_name = $product;
-	$hostname = App::get_hostname();
-	if(strpos($hostname,':'))
-		$hostname = substr($hostname,0,strpos($hostname,':'));
-
-	// Do not translate 'noreply' as it must be a legal 7-bit email address
-	$sender_email = 'noreply' . '@' . $hostname;
-
-	$additional_mail_header = "";
-
-	if (array_key_exists('item', $params)) {
-		require_once('include/conversation.php');
-		// if it's a normal item...
-		if (array_key_exists('verb', $params['item'])) {
-			// localize_item() alters the original item so make a copy first
-			$i = $params['item'];
-			logger('calling localize');
-			localize_item($i);
-			$title = $i['title'];
-			$body = $i['body'];
-			$private = (($i['item_private']) || intval($i['item_obscured']));
-		}
-		else {
-			$title = $params['item']['title'];
-			$body = $params['item']['body'];
-		}
-	} else {
-		$title = $body = '';
-	}
-
-
-	// e.g. "your post", "David's photo", etc.
-	$possess_desc = t('%s <!item_type!>');
-
-	if ($params['type'] == NOTIFY_MAIL) {
-		logger('notification: mail');
-		$subject = 	sprintf( t('[Hubzilla:Notify] New mail received at %s'),$sitename);
-
-		$preamble = sprintf( t('%1$s, %2$s sent you a new private message at %3$s.'),$recip['channel_name'], $sender['xchan_name'],$sitename);
-		$epreamble = sprintf( t('%1$s sent you %2$s.'),'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]', '[zrl=$itemlink]' . t('a private message') . '[/zrl]');
-		$sitelink = t('Please visit %s to view and/or reply to your private messages.');
-		$tsitelink = sprintf( $sitelink, $siteurl . '/mail/' . $params['item']['id'] );
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '/mail/' . $params['item']['id'] . '">' . $sitename . '</a>');
-		$itemlink = $siteurl . '/mail/' . $params['item']['id'];
-	}
-
-	if ($params['type'] == NOTIFY_COMMENT) {
-//		logger("notification: params = " . print_r($params, true), LOGGER_DEBUG);
-
-		$itemlink =  $params['link'];
-
-		// ignore like/unlike activity on posts - they probably require a sepearate notification preference
-
-		if (array_key_exists('item',$params) && (! visible_activity($params['item'])))
-			return;
-
-		$parent_mid = $params['parent_mid'];
-
-		// Check to see if there was already a notify for this post.
-		// If so don't create a second notification
-
-		$p = null;
-		$p = q("select id from notify where link = '%s' and uid = %d limit 1",
-			dbesc($params['link']),
-			intval($recip['channel_id'])
-		);
-		if ($p) {
-			logger('notification: comment already notified');
-			pop_lang();
-			return;
-		}
-	
-
-		// if it's a post figure out who's post it is.
-
-		$p = null;
-
-		if($params['otype'] === 'item' && $parent_mid) {
-			$p = q("select * from item where mid = '%s' and uid = %d limit 1",
-				dbesc($parent_mid),
-				intval($recip['channel_id'])
-			);
-		}
-
-		xchan_query($p);
-
-
-		$item_post_type = item_post_type($p[0]);
-//		$private = $p[0]['item_private'];
-		$parent_id = $p[0]['id'];
-
-		$parent_item = $p[0];
-
-		//$possess_desc = str_replace('<!item_type!>',$possess_desc);
-
-		// "a post"
-		$dest_str = sprintf(t('%1$s, %2$s commented on [zrl=%3$s]a %4$s[/zrl]'),
-			$recip['channel_name'],
-			'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]',
-			$itemlink,
-			$item_post_type);
-
-		// "George Bull's post"
-		if($p)
-			$dest_str = sprintf(t('%1$s, %2$s commented on [zrl=%3$s]%4$s\'s %5$s[/zrl]'),
-				$recip['channel_name'],
-				'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]',
-				$itemlink,
-				$p[0]['author']['xchan_name'],
-				$item_post_type);
-		
-		// "your post"
-		if($p[0]['owner']['xchan_name'] == $p[0]['author']['xchan_name'] && intval($p[0]['item_wall']))
-			$dest_str = sprintf(t('%1$s, %2$s commented on [zrl=%3$s]your %4$s[/zrl]'),
-				$recip['channel_name'],
-				'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]',
-				$itemlink,
-				$item_post_type);
-
-		// Some mail softwares relies on subject field for threading.
-		// So, we cannot have different subjects for notifications of the same thread.
-		// Before this we have the name of the replier on the subject rendering 
-		// differents subjects for messages on the same thread.
-
-		$subject = sprintf( t('[Hubzilla:Notify] Comment to conversation #%1$d by %2$s'), $parent_id, $sender['xchan_name']);
-		$preamble = sprintf( t('%1$s, %2$s commented on an item/conversation you have been following.'), $recip['channel_name'], $sender['xchan_name']); 
-		$epreamble = $dest_str; 
-
-		$sitelink = t('Please visit %s to view and/or reply to the conversation.');
-		$tsitelink = sprintf( $sitelink, $siteurl );
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '">' . $sitename . '</a>');
-	}
-
-	if($params['type'] == NOTIFY_WALL) {
-		$subject = sprintf( t('[Hubzilla:Notify] %s posted to your profile wall') , $sender['xchan_name']);
-
-		$preamble = sprintf( t('%1$s, %2$s posted to your profile wall at %3$s') , $recip['channel_name'], $sender['xchan_name'], $sitename);
-
-		$epreamble = sprintf( t('%1$s, %2$s posted to [zrl=%3$s]your wall[/zrl]') ,
-			$recip['channel_name'], 
-			'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]',
-			$params['link']); 
-
-		$sitelink = t('Please visit %s to view and/or reply to the conversation.');
-		$tsitelink = sprintf( $sitelink, $siteurl );
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '">' . $sitename . '</a>');
-		$itemlink =  $params['link'];
-	}
-
-	if ($params['type'] == NOTIFY_TAGSELF) {
-
-		$p = null;
-		$p = q("select id from notify where link = '%s' and uid = %d limit 1",
-			dbesc($params['link']),
-			intval($recip['channel_id'])
-		);
-		if ($p) {
-			logger('enotify: tag: already notified about this post');
-			pop_lang();
-			return;
-		}
-	
-		$subject =	sprintf( t('[Hubzilla:Notify] %s tagged you') , $sender['xchan_name']);
-		$preamble = sprintf( t('%1$s, %2$s tagged you at %3$s') , $recip['channel_name'], $sender['xchan_name'], $sitename);
-		$epreamble = sprintf( t('%1$s, %2$s [zrl=%3$s]tagged you[/zrl].') ,
-			$recip['channel_name'],
-			'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]',
-			$params['link']); 
-
-		$sitelink = t('Please visit %s to view and/or reply to the conversation.');
-		$tsitelink = sprintf( $sitelink, $siteurl );
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '">' . $sitename . '</a>');
-		$itemlink =  $params['link'];
-	}
-
-	if ($params['type'] == NOTIFY_POKE) {
-		$subject =	sprintf( t('[Hubzilla:Notify] %1$s poked you') , $sender['xchan_name']);
-		$preamble = sprintf( t('%1$s, %2$s poked you at %3$s') , $recip['channel_name'], $sender['xchan_name'], $sitename);
-		$epreamble = sprintf( t('%1$s, %2$s [zrl=%2$s]poked you[/zrl].') ,
-			$recip['channel_name'], 
-			'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]',
-			$params['link']); 
-
-		$subject = str_replace('poked', t($params['activity']), $subject);
-		$preamble = str_replace('poked', t($params['activity']), $preamble);
-		$epreamble = str_replace('poked', t($params['activity']), $epreamble);
-
-		$sitelink = t('Please visit %s to view and/or reply to the conversation.');
-		$tsitelink = sprintf( $sitelink, $siteurl );
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '">' . $sitename . '</a>');
-		$itemlink =  $params['link'];
-	}
-
-	if ($params['type'] == NOTIFY_TAGSHARE) {
-		$subject =	sprintf( t('[Hubzilla:Notify] %s tagged your post') , $sender['xchan_name']);
-		$preamble = sprintf( t('%1$s, %2$s tagged your post at %3$s') , $recip['channel_name'],$sender['xchan_name'], $sitename);
-		$epreamble = sprintf( t('%1$s, %2$s tagged [zrl=%3$s]your post[/zrl]') ,
-			$recip['channel_name'],
-			'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]',
-			$itemlink); 
-
-		$sitelink = t('Please visit %s to view and/or reply to the conversation.');
-		$tsitelink = sprintf( $sitelink, $siteurl );
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '">' . $sitename . '</a>');
-		$itemlink =  $params['link'];
-	}
-
-	if ($params['type'] == NOTIFY_INTRO) {
-		$subject = sprintf( t('[Hubzilla:Notify] Introduction received'));
-		$preamble = sprintf( t('%1$s, you\'ve received an new connection request from \'%2$s\' at %3$s'), $recip['channel_name'], $sender['xchan_name'], $sitename); 
-		$epreamble = sprintf( t('%1$s, you\'ve received [zrl=%2$s]a new connection request[/zrl] from %3$s.'),
-			$recip['channel_name'],
-			$siteurl . '/connections/ifpending',
-			'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]'); 
-		$body = sprintf( t('You may visit their profile at %s'),$sender['xchan_url']);
-
-		$sitelink = t('Please visit %s to approve or reject the connection request.');
-		$tsitelink = sprintf( $sitelink, $siteurl . '/connections/ifpending');
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '/connections/ifpending">' . $sitename . '</a>');
-		$itemlink = $params['link'];
-	}
-
-	if ($params['type'] == NOTIFY_SUGGEST) {
-		$subject = sprintf( t('[Hubzilla:Notify] Friend suggestion received'));
-		$preamble = sprintf( t('%1$s, you\'ve received a friend suggestion from \'%2$s\' at %3$s'), $recip['channel_name'], $sender['xchan_name'], $sitename); 
-		$epreamble = sprintf( t('%1$s, you\'ve received [zrl=%2$s]a friend suggestion[/zrl] for %3$s from %4$s.'),
-			$recip['channel_name'],
-			$itemlink,
-			'[zrl=' . $params['item']['url'] . ']' . $params['item']['name'] . '[/zrl]',
-			'[zrl=' . $sender['xchan_url'] . ']' . $sender['xchan_name'] . '[/zrl]'); 
-
-		$body = t('Name:') . ' ' . $params['item']['name'] . "\n";
-		$body .= t('Photo:') . ' ' . $params['item']['photo'] . "\n";
-		$body .= sprintf( t('You may visit their profile at %s'),$params['item']['url']);
-
-		$sitelink = t('Please visit %s to approve or reject the suggestion.');
-		$tsitelink = sprintf( $sitelink, $siteurl );
-		$hsitelink = sprintf( $sitelink, '<a href="' . $siteurl . '">' . $sitename . '</a>');
-		$itemlink =  $params['link'];
-	}
-
-	if ($params['type'] == NOTIFY_CONFIRM) {
-		// ?
-	}
-
-	if ($params['type'] == NOTIFY_SYSTEM) {
-		// ?
-	}
-
-	$h = array(
-		'params'    => $params,
-		'subject'   => $subject,
-		'preamble'  => $preamble,
-		'epreamble' => $epreamble,
-		'body'      => $body,
-		'sitelink'  => $sitelink,
-		'sitename'  => $sitename,
-		'tsitelink' => $tsitelink,
-		'hsitelink' => $hsitelink,
-		'itemlink'  => $itemlink,
-		'sender'    => $sender,
-		'recipient' => $recip
-	);
-
-	call_hooks('enotify', $h);
-
-	$subject   = $h['subject'];
-	$preamble  = $h['preamble'];
-	$epreamble = $h['epreamble'];
-	$body      = $h['body'];
-	$sitelink  = $h['sitelink'];
-	$tsitelink = $h['tsitelink'];
-	$hsitelink = $h['hsitelink'];
-	$itemlink  = $h['itemlink']; 
-
-
-	require_once('include/html2bbcode.php');
-
-	do {
-		$dups = false;
-		$hash = random_string();
-		$r = q("SELECT `id` FROM `notify` WHERE `hash` = '%s' LIMIT 1",
-			dbesc($hash));
-		if (count($r))
-			$dups = true;
-	} while ($dups === true);
-
-
-	$datarray = array();
-	$datarray['hash']   = $hash;
-	$datarray['sender_hash'] = $sender['xchan_hash'];
-	$datarray['name']   = $sender['xchan_name'];
-	$datarray['url']    = $sender['xchan_url'];
-	$datarray['photo']  = $sender['xchan_photo_s'];
-	$datarray['date']   = datetime_convert();
-	$datarray['aid']    = $recip['channel_account_id'];
-	$datarray['uid']    = $recip['channel_id'];
-	$datarray['link']   = $itemlink;
-	$datarray['parent'] = $parent_mid;
-	$datarray['parent_item'] = $parent_item;
-	$datarray['type']   = $params['type'];
-	$datarray['verb']   = $params['verb'];
-	$datarray['otype']  = $params['otype'];
- 	$datarray['abort']  = false;
-
-	$datarray['item'] = $params['item'];
-
-	call_hooks('enotify_store', $datarray);
-
-	if ($datarray['abort']) {
-		pop_lang();
-		return;
-	}
-
-
-	// create notification entry in DB
-	$seen = 0;
-
-	// Mark some notifications as seen right away
-	// Note! The notification have to be created, because they are used to send emails
-	// So easiest solution to hide them from Notices is to mark them as seen right away.
-	// Another option would be to not add them to the DB, and change how emails are handled (probably would be better that way)
-	$always_show_in_notices = get_pconfig($recip['channel_id'],'system','always_show_in_notices');
-	if (!$always_show_in_notices) {
-		if (($params['type'] == NOTIFY_WALL) || ($params['type'] == NOTIFY_MAIL) || ($params['type'] == NOTIFY_INTRO)) {
-			$seen = 1;
-		}
-	}
-
-	$r = q("insert into notify (hash,name,url,photo,date,aid,uid,link,parent,seen,type,verb,otype)
-		values('%s','%s','%s','%s','%s',%d,%d,'%s','%s',%d,%d,'%s','%s')",
-		dbesc($datarray['hash']),
-		dbesc($datarray['name']),
-		dbesc($datarray['url']),
-		dbesc($datarray['photo']),
-		dbesc($datarray['date']),
-		intval($datarray['aid']),
-		intval($datarray['uid']),
-		dbesc($datarray['link']),
-		dbesc($datarray['parent']),
-		intval($seen),
-		intval($datarray['type']),
-		dbesc($datarray['verb']),
-		dbesc($datarray['otype'])
-	);
-
-	$r = q("select id from notify where hash = '%s' and uid = %d limit 1",
-		dbesc($hash),
-		intval($recip['channel_id'])
-	);
-	if ($r) {
-		$notify_id = $r[0]['id'];
-	} else {
-		logger('notification not found.');
-		pop_lang();
-		return;
-	}
-
-	$itemlink = z_root() . '/notify/view/' . $notify_id;
-	$msg = str_replace('$itemlink',$itemlink,$epreamble);
-
-	// wretched hack, but we don't want to duplicate all the preamble variations and we also don't want to screw up a translation
-
-	if ((App::$language === 'en' || (! App::$language)) && strpos($msg,', '))
-		$msg = substr($msg,strpos($msg,', ')+1);	
-
-	$r = q("update notify set msg = '%s' where id = %d and uid = %d",
-		dbesc($msg),
-		intval($notify_id),
-		intval($datarray['uid'])
-	);
-
-	// send email notification if notification preferences permit
-
-	require_once('bbcode.php');
-	if ((intval($recip['channel_notifyflags']) & intval($params['type'])) || $params['type'] == NOTIFY_SYSTEM) {
-
-		logger('notification: sending notification email');
-
-		$hn = get_pconfig($recip['channel_id'],'system','email_notify_host');
-		if($hn && (! stristr(App::get_hostname(),$hn))) {
-			// this isn't the email notification host
-			pop_lang();
-			return;
-		}
-
-		$textversion = strip_tags(html_entity_decode(bbcode(stripslashes(str_replace(array("\\r", "\\n"), array( "", "\n"), $body))),ENT_QUOTES,'UTF-8'));
-
-		$htmlversion = bbcode(stripslashes(str_replace(array("\\r","\\n"), array("","<br />\n"),$body)));
-
-
-		// use $_SESSION['zid_override'] to force zid() to use 
-		// the recipient address instead of the current observer
-
-		$_SESSION['zid_override'] = $recip['channel_address'] . '@' . App::get_hostname();
-		$_SESSION['zrl_override'] = z_root() . '/channel/' . $recip['channel_address'];
-		
-		$textversion = zidify_links($textversion);
-		$htmlversion = zidify_links($htmlversion);
-
-		// unset when done to revert to normal behaviour
-
-		unset($_SESSION['zid_override']);
-		unset($_SESSION['zrl_override']);
-
-		$datarray = array();
-		$datarray['banner']       = $banner;
-		$datarray['product']      = $product;
-		$datarray['preamble']     = $preamble;
-		$datarray['sitename']     = $sitename;
-		$datarray['siteurl']      = $siteurl;
-		$datarray['type']         = $params['type'];
-		$datarray['parent']       = $params['parent_mid'];
-		$datarray['source_name']  = $sender['xchan_name'];
-		$datarray['source_link']  = $sender['xchan_url'];
-		$datarray['source_photo'] = $sender['xchan_photo_s'];
-		$datarray['uid']          = $recip['channel_id'];
-		$datarray['username']     = $recip['channel_name'];
-		$datarray['hsitelink']    = $hsitelink;
-		$datarray['tsitelink']    = $tsitelink;
-		$datarray['hitemlink']    = '<a href="' . $itemlink . '">' . $itemlink . '</a>';
-		$datarray['titemlink']    = $itemlink;
-		$datarray['thanks']       = $thanks;
-		$datarray['site_admin']   = $site_admin;
-		$datarray['title']        = stripslashes($title);
-		$datarray['htmlversion']  = $htmlversion;
-		$datarray['textversion']  = $textversion;
-		$datarray['subject']      = $subject;
-		$datarray['headers']      = $additional_mail_header;
-		$datarray['email_secure'] = false;
-
-		call_hooks('enotify_mail', $datarray);
-
-		// Default to private - don't disclose message contents over insecure channels (such as email)
-		// Might be interesting to use GPG,PGP,S/MIME encryption instead
-		// but we'll save that for a clever plugin developer to implement
-
-		$private_activity = false;
-
-		if (! $datarray['email_secure']) {
-			switch ($params['type']) {
-				case NOTIFY_WALL:
-				case NOTIFY_TAGSELF:
-				case NOTIFY_POKE:
-				case NOTIFY_COMMENT:
-					if (! $private)
-						break;
-					$private_activity = true;
-				case NOTIFY_MAIL:
-					$datarray['textversion'] = $datarray['htmlversion'] = $datarray['title'] = '';
-					$datarray['subject'] = preg_replace('/' . preg_quote(t('[Hubzilla:Notify]')) . '/','$0*',$datarray['subject']);
-					break;
-				default:
-					break;
-			}
-		}
-
-		if ($private_activity
-			&& intval(get_pconfig($datarray['uid'], 'system', 'ignore_private_notifications'))) {
-
-			pop_lang();
-			return;
-		}
-
-		// load the template for private message notifications
-		$tpl = get_markup_template('email_notify_html.tpl');
-		$email_html_body = replace_macros($tpl,array(
-			'$banner'       => $datarray['banner'],
-			'$notify_icon'  => Zotlabs\Lib\System::get_notify_icon(),
-			'$product'      => $datarray['product'],
-			'$preamble'     => $datarray['preamble'],
-			'$sitename'     => $datarray['sitename'],
-			'$siteurl'      => $datarray['siteurl'],
-			'$source_name'  => $datarray['source_name'],
-			'$source_link'  => $datarray['source_link'],
-			'$source_photo' => $datarray['source_photo'],
-			'$username'     => $datarray['to_name'],
-			'$hsitelink'    => $datarray['hsitelink'],
-			'$hitemlink'    => $datarray['hitemlink'],
-			'$thanks'       => $datarray['thanks'],
-			'$site_admin'   => $datarray['site_admin'],
-			'$title'        => $datarray['title'],
-			'$htmlversion'  => $datarray['htmlversion'],
-		));
-
-		// load the template for private message notifications
-		$tpl = get_markup_template('email_notify_text.tpl');
-		$email_text_body = replace_macros($tpl, array(
-			'$banner'       => $datarray['banner'],
-			'$product'      => $datarray['product'],
-			'$preamble'     => $datarray['preamble'],
-			'$sitename'     => $datarray['sitename'],
-			'$siteurl'      => $datarray['siteurl'],
-			'$source_name'  => $datarray['source_name'],
-			'$source_link'  => $datarray['source_link'],
-			'$source_photo' => $datarray['source_photo'],
-			'$username'     => $datarray['to_name'],
-			'$tsitelink'    => $datarray['tsitelink'],
-			'$titemlink'    => $datarray['titemlink'],
-			'$thanks'       => $datarray['thanks'],
-			'$site_admin'   => $datarray['site_admin'],
-			'$title'        => $datarray['title'],
-			'$textversion'  => $datarray['textversion'],
-		));
-
-//		logger('text: ' . $email_text_body);
-
-		// use the EmailNotification library to send the message
-
-		enotify::send(array(
-			'fromName'             => $sender_name,
-			'fromEmail'            => $sender_email,
-			'replyTo'              => $sender_email,
-			'toEmail'              => $recip['account_email'],
-			'messageSubject'       => $datarray['subject'],
-			'htmlVersion'          => $email_html_body,
-			'textVersion'          => $email_text_body,
-			'additionalMailHeader' => $datarray['headers'],
-		));
-	}
-
-	pop_lang();
-
-}
-
-
-/**
- * @brief A class for sending email notifications.
- *
- * @fixme Class names start mostly with capital letter to distinguish them easier.
- */
-class enotify {
-	/**
-	 * @brief Send a multipart/alternative message with Text and HTML versions.
-	 *
-	 * @param array $params an assoziative array with:
-	 *  * \e string \b fromName        name of the sender
-	 *  * \e string \b fromEmail       email of the sender
-	 *  * \e string \b replyTo         replyTo address to direct responses
-	 *  * \e string \b toEmail         destination email address
-	 *  * \e string \b messageSubject  subject of the message
-	 *  * \e string \b htmlVersion     html version of the message
-	 *  * \e string \b textVersion     text only version of the message
-	 *  * \e string \b additionalMailHeader  additions to the smtp mail header
-	 */
-	static public function send($params) {
-
-		$fromName = email_header_encode(html_entity_decode($params['fromName'],ENT_QUOTES,'UTF-8'),'UTF-8'); 
-		$messageSubject = email_header_encode(html_entity_decode($params['messageSubject'],ENT_QUOTES,'UTF-8'),'UTF-8');
-
-		// generate a mime boundary
-		$mimeBoundary = rand(0, 9) . "-"
-				.rand(10000000000, 9999999999) . "-"
-				.rand(10000000000, 9999999999) . "=:"
-				.rand(10000, 99999);
-
-		// generate a multipart/alternative message header
-		$messageHeader =
-			$params['additionalMailHeader'] .
-			"From: $fromName <{$params['fromEmail']}>\n" .
-			"Reply-To: $fromName <{$params['replyTo']}>\n" .
-			"MIME-Version: 1.0\n" .
-			"Content-Type: multipart/alternative; boundary=\"{$mimeBoundary}\"";
-
-		// assemble the final multipart message body with the text and html types included
-		$textBody = chunk_split(base64_encode($params['textVersion']));
-		$htmlBody = chunk_split(base64_encode($params['htmlVersion']));
-
-		$multipartMessageBody =
-			"--" . $mimeBoundary . "\n" .					// plain text section
-			"Content-Type: text/plain; charset=UTF-8\n" .
-			"Content-Transfer-Encoding: base64\n\n" .
-			$textBody . "\n" .
-			"--" . $mimeBoundary . "\n" .					// text/html section
-			"Content-Type: text/html; charset=UTF-8\n" .
-			"Content-Transfer-Encoding: base64\n\n" .
-			$htmlBody . "\n" .
-			"--" . $mimeBoundary . "--\n";					// message ending
-
-		// send the message
-		$res = mail(
-			$params['toEmail'],								// send to address
-			$messageSubject,								// subject
-			$multipartMessageBody,							// message body
-			$messageHeader									// message headers
-		);
-		logger("notification: enotify::send returns " . $res, LOGGER_DEBUG);
-	}
-}
diff --git a/include/event.php b/include/event.php
index 29ca5bb79..db67dac64 100644
--- a/include/event.php
+++ b/include/event.php
@@ -175,6 +175,9 @@ function format_event_bbcode($ev) {
 	if($ev['location'])
 		$o .= '[event-location]' . $ev['location'] . '[/event-location]';
 
+	if($ev['event_hash'])
+		$o .= '[event-id]' . $ev['event_hash'] . '[/event-id]';
+
 	if($ev['adjust'])
 		$o .= '[event-adjust]' . $ev['adjust'] . '[/event-adjust]';
 
@@ -212,6 +215,9 @@ function bbtoevent($s) {
 	if(preg_match("/\[event\-location\](.*?)\[\/event\-location\]/is",$s,$match))
 		$ev['location'] = $match[1];
 	$match = '';
+	if(preg_match("/\[event\-id\](.*?)\[\/event\-id\]/is",$s,$match))
+		$ev['event_hash'] = $match[1];
+	$match = '';
 	if(preg_match("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is",$s,$match))
 		$ev['adjust'] = $match[1];
 	if(array_key_exists('start',$ev)) {
@@ -278,34 +284,41 @@ function event_store_event($arr) {
 	else
 		$arr['event_status_date'] = NULL_DATE;
 
-	// Existing event being modified
 
-	if($arr['id'] || $arr['event_hash']) {
+	$existing_event = null;
 
-		// has the event actually changed?
+	if($arr['event_hash']) {
+		$r = q("SELECT * FROM event WHERE event_hash = '%s' AND uid = %d LIMIT 1",
+			dbesc($arr['event_hash']),
+			intval($arr['uid'])
+		);
+		if($r) {
+			$existing_event = $r[0];
+		}
+	}
 
-		if($arr['event_hash']) {
-			$r = q("SELECT * FROM event WHERE event_hash = '%s' AND uid = %d LIMIT 1",
-				dbesc($arr['event_hash']),
-				intval($arr['uid'])
-			);
+	if($arr['id']) {
+		$r = q("SELECT * FROM event WHERE id = %d AND uid = %d LIMIT 1",
+			intval($arr['id']),
+			intval($arr['uid'])
+		);
+		if($r) {
+			$existing_event = $r[0];
 		}
 		else {
-			$r = q("SELECT * FROM event WHERE id = %d AND uid = %d LIMIT 1",
-				intval($arr['id']),
-				intval($arr['uid'])
-			);
+			return false;
 		}
+	}
 
-		if(! $r)
-			return false;
 
-		if($r[0]['edited'] === $arr['edited']) {
-			// Nothing has changed. Return the ID.
-			return $r[0];
+	if($existing_event) {
+
+		if($existing_event['edited'] >= $arr['edited']) {
+			// Nothing has changed. 
+			return $existing_event;
 		}
 
-		$hash = $r[0]['event_hash'];
+		$hash = $existing_event['event_hash'];
 
 		// The event changed. Update it.
 
@@ -350,7 +363,7 @@ function event_store_event($arr) {
 			dbesc($arr['allow_gid']),
 			dbesc($arr['deny_cid']),
 			dbesc($arr['deny_gid']),
-			intval($r[0]['id']),
+			intval($existing_event['id']),
 			intval($arr['uid'])
 		);
 	} else {
@@ -360,6 +373,8 @@ function event_store_event($arr) {
 
 		if(array_key_exists('external_id',$arr))
 			$hash = $arr['external_id'];
+		elseif(array_key_exists('event_hash',$arr))
+			$hash = $arr['event_hash'];
 		else
 			$hash = random_string() . '@' . App::get_hostname();
 
@@ -436,7 +451,7 @@ function event_addtocal($item_id, $uid) {
 
 		// is this an edit?
 
-		if($item['resource_type'] === 'event') {
+		if($item['resource_type'] === 'event' && (! $ev['event_hash'])) {
 			$ev['event_hash'] = $item['resource_id'];
 		}
 
@@ -472,7 +487,6 @@ function event_addtocal($item_id, $uid) {
 			if($z) {
 				build_sync_packet($channel['channel_id'],array('event_item' => array(encode_item($sync_item[0],true)),'event' => $z));
 			}
-
 			return true;
 		}
 	}
@@ -764,6 +778,9 @@ function event_store_item($arr, $event) {
 	$prefix = '';
 //	$birthday = false;
 
+	if(($event) && array_key_exists('event_hash',$event) && (! array_key_exists('event_hash',$arr)))
+		$arr['event_hash'] = $event['event_hash'];
+
 	if($event['type'] === 'birthday') {
 		if(! is_sys_channel($arr['uid']))
 			$prefix =  t('This event has been added to your calendar.');
diff --git a/include/feedutils.php b/include/feedutils.php
index 700198ff8..f370c540a 100644
--- a/include/feedutils.php
+++ b/include/feedutils.php
@@ -1087,7 +1087,6 @@ function update_feed_item($uid,$datarray) {
 
 function handle_feed($uid,$abook_id,$url) {
 
-	require_once('include/Contact.php');
 	$channel = channelx_by_n($uid);
 	if(! $channel)
 		return;
diff --git a/include/follow.php b/include/follow.php
index e4f7e8557..0c3973175 100644
--- a/include/follow.php
+++ b/include/follow.php
@@ -17,7 +17,6 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 
 	$result = array('success' => false,'message' => '');
 
-	$a = get_app();
 	$is_red = false;
 	$is_http = ((strpos($url,'://') !== false) ? true : false);
 
@@ -56,11 +55,11 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 	if($arr['channel']['success']) 
 		$ret = $arr['channel'];
 	elseif(! $is_http)
-		$ret = zot_finger($url,$channel);
+		$ret = Zotlabs\Zot\Finger::run($url,$channel);
 
-	if($ret && $ret['success']) {
+	if($ret && is_array($ret) && $ret['success']) {
 		$is_red = true;
-		$j = json_decode($ret['body'],true);
+		$j = $ret;
 	}
 
 	$my_perms = get_channel_default_perms($uid);
diff --git a/include/help.php b/include/help.php
index 13473164d..5518eeb70 100644
--- a/include/help.php
+++ b/include/help.php
@@ -24,8 +24,6 @@ function find_doc_file($s) {
 
 function search_doc_files($s) {
 
-	$a = get_app();
-
 	$itemspage = get_pconfig(local_channel(),'system','itemspage');
 	\App::set_pager_itemspage(((intval($itemspage)) ? $itemspage : 20));
 	$pager_sql = sprintf(" LIMIT %d OFFSET %d ", intval(\App::$pager['itemspage']), intval(\App::$pager['start']));
diff --git a/include/items.php b/include/items.php
index a25be72b3..a60c10bdd 100755
--- a/include/items.php
+++ b/include/items.php
@@ -6,6 +6,8 @@
 // uncertain if this line is needed and why
 use Sabre\HTTP\URLUtil;
 
+use Zotlabs\Lib as Zlib;
+
 require_once('include/bbcode.php');
 require_once('include/oembed.php');
 require_once('include/crypto.php');
@@ -77,7 +79,7 @@ function collect_recipients($item, &$private_envelope) {
 		// by the directives in $item['public_policy'].
 
 		$private_envelope = false;
-		require_once('include/identity.php');
+		require_once('include/channel.php');
 		//$sys = get_sys_channel();
 
 		if(array_key_exists('public_policy',$item) && $item['public_policy'] !== 'self') {
@@ -2284,8 +2286,8 @@ function send_status_notifications($post_id,$item) {
 	if(! $notify)
 		return;
 
-	require_once('include/enotify.php');
-	notification(array(
+
+	Zlib\Enotify::submit(array(
 		'type'         => NOTIFY_COMMENT,
 		'from_xchan'   => $item['author_xchan'],
 		'to_xchan'     => $r[0]['channel_hash'],
@@ -2378,8 +2380,7 @@ function tag_deliver($uid, $item_id) {
 
 		$verb = urldecode(substr($item['verb'],strpos($item['verb'],'#')+1));
 		if($poke_notify) {
-			require_once('include/enotify.php');
-			notification(array(
+			Zlib\Enotify::submit(array(
 				'to_xchan'     => $u[0]['channel_hash'],
 				'from_xchan'   => $item['author_xchan'],
 				'type'         => NOTIFY_POKE,
@@ -2544,8 +2545,7 @@ function tag_deliver($uid, $item_id) {
 		 * Kill two birds with one stone. As long as we're here, send a mention notification.
 		 */
 
-		require_once('include/enotify.php');
-		notification(array(
+		Zlib\Enotify::submit(array(
 			'to_xchan'     => $u[0]['channel_hash'],
 			'from_xchan'   => $item['author_xchan'],
 			'type'         => NOTIFY_TAGSELF,
@@ -3046,7 +3046,6 @@ function mail_store($arr) {
 		);
 	}
 	else {
-		require_once('include/enotify.php');
 
 		$notif_params = array(
 			'from_xchan' => $arr['from_xchan'],
@@ -3057,7 +3056,7 @@ function mail_store($arr) {
 			'otype'      => 'mail'
 		);
 
-		notification($notif_params);
+		Zlib\Enotify::submit($notif_params);
 	}
 
 	call_hooks('post_mail_end',$arr);
diff --git a/include/language.php b/include/language.php
index 14139e90c..238c23028 100644
--- a/include/language.php
+++ b/include/language.php
@@ -82,13 +82,11 @@ function get_best_language() {
 	if($arr['preferred'] !== 'unset')
 		return $arr['preferred'];
 
-	$a = get_app();
 	return ((isset(App::$config['system']['language'])) ? App::$config['system']['language'] : 'en');
 }
 
 
 function push_lang($language) {
-	global $a;
 
 	App::$langsave = App::$language;
 
@@ -104,7 +102,6 @@ function push_lang($language) {
 }
 
 function pop_lang() {
-	global $a;
 
 	if(App::$language === App::$langsave)
 		return;
@@ -124,7 +121,6 @@ function pop_lang() {
  * @param boolean $install (optional) default false
  */
 function load_translation_table($lang, $install = false) {
-	global $a;
 
 	App::$strings = array();
 
@@ -170,7 +166,6 @@ function load_translation_table($lang, $install = false) {
  *
  */
 function t($s, $ctx = '') {
-	global $a;
 
 	$cs = $ctx ? '__ctx:' . $ctx . '__ ' . $s : $s;
 	if (x(App::$strings, $cs)) {
@@ -205,7 +200,6 @@ function translate_projectname($s) {
  * @return string
  */
 function tt($singular, $plural, $count, $ctx = ''){
-	$a = get_app();
 
 	$cs = $ctx ? "__ctx:" . $ctx . "__ " . $singular : $singular;
 	if (x(App::$strings,$cs)) {
diff --git a/include/network.php b/include/network.php
index 3e5263d3e..dd266f5d1 100644
--- a/include/network.php
+++ b/include/network.php
@@ -595,8 +595,6 @@ function parse_xml_string($s,$strict = true) {
 
 function scale_external_images($s, $include_link = true, $scale_replace = false) {
 
-	$a = get_app();
-
 	// Picture addresses can contain special characters
 	$s = htmlspecialchars_decode($s, ENT_COMPAT);
 
@@ -1618,8 +1616,6 @@ function fetch_xrd_links($url) {
 
 function scrape_vcard($url) {
 
-	$a = get_app();
-
 	$ret = array();
 
 	logger('scrape_vcard: url=' . $url);
@@ -1699,8 +1695,6 @@ function scrape_vcard($url) {
 
 function scrape_feed($url) {
 
-	$a = get_app();
-
 	$ret = array();
 	$level = 0;
 	$x = z_fetch_url($url,false,$level,array('novalidate' => true));
@@ -1819,8 +1813,6 @@ function service_plink($contact, $guid) {
 
 function format_and_send_email($sender,$xchan,$item) {
 
-	require_once('include/enotify.php');
-
 	$title = $item['title'];
 	$body = $item['body'];
 
@@ -1885,7 +1877,7 @@ function format_and_send_email($sender,$xchan,$item) {
 
 		// use the EmailNotification library to send the message
 
-		enotify::send(array(
+		Zotlabs\Lib\Enotify::send(array(
 			'fromName'             => $product,
 			'fromEmail'            => $sender_email,
 			'replyTo'              => $sender_email,
@@ -1940,9 +1932,6 @@ function do_delivery($deliveries) {
 
 function get_site_info() {
 
-	global $db;
-	global $a;
-
 	$register_policy = Array('REGISTER_CLOSED', 'REGISTER_APPROVE', 'REGISTER_OPEN');
 	$directory_mode = Array('DIRECTORY_MODE_NORMAL', 'DIRECTORY_MODE_PRIMARY', 'DIRECTORY_MODE_SECONDARY', 256 => 'DIRECTORY_MODE_STANDALONE');
 		
@@ -2042,7 +2031,7 @@ function get_site_info() {
 		'admin' => $admin,
 		'site_name' => (($site_name) ? $site_name : ''),
 		'platform' => Zotlabs\Lib\System::get_platform_name(),
-		'dbdriver' => $db->getdriver(),
+		'dbdriver' => DBA::$dba->getdriver(),
 		'lastpoll' => get_config('system','lastpoll'),
 		'info' => (($site_info) ? $site_info : ''),
 		'channels_total' => $channels_total_stat,
diff --git a/include/notify.php b/include/notify.php
deleted file mode 100644
index 2b032b56b..000000000
--- a/include/notify.php
+++ /dev/null
@@ -1,37 +0,0 @@
-<?php /** @file */
-
-
-function format_notification($item) {
-
-	$ret = '';
-
-	require_once('include/conversation.php');
-
-	// Call localize_item with the "brief" flag to get a one line status for activities. 
-	// This should set $item['localized'] to indicate we have a brief summary.
-
-	localize_item($item);
-
-	if($item_localize) {
-		$itemem_text = $item['localize'];
-	}
-	else {
-		$itemem_text = (($item['item_thread_top'])
-			? t('created a new post')
-			: sprintf( t('commented on %s\'s post'), $item['owner']['xchan_name']));
-	}
-
-	// convert this logic into a json array just like the system notifications
-
-	return array(
-		'notify_link' => $item['llink'], 
-		'name' => $item['author']['xchan_name'],
-		'url' => $item['author']['xchan_url'],
-		'photo' => $item['author']['xchan_photo_s'],
-		'when' => relative_date($item['created']), 
-		'class' => (intval($item['item_unseen']) ? 'notify-unseen' : 'notify-seen'), 
-		'message' => strip_tags(bbcode($itemem_text))
-	);
-
-}
-
diff --git a/include/oembed.php b/include/oembed.php
index 1e5c51172..08363e488 100755
--- a/include/oembed.php
+++ b/include/oembed.php
@@ -227,7 +227,7 @@ function oembed_fetch_url($embedurl){
 }
 	
 function oembed_format_object($j){
-	$a = get_app();
+
     $embedurl = $j->embedurl;
 
 // logger('format: ' . print_r($j,true));
diff --git a/include/photo/photo_driver.php b/include/photo/photo_driver.php
index 3bea54fd4..e57a9165a 100644
--- a/include/photo/photo_driver.php
+++ b/include/photo/photo_driver.php
@@ -521,7 +521,7 @@ function guess_image_type($filename, $headers = '') {
 	logger('Photo: guess_image_type: '.$filename . ($headers?' from curl headers':''), LOGGER_DEBUG);
 	$type = null;
 	if ($headers) {
-		$a = get_app();
+
 		$hdrs=array();
 		$h = explode("\n",$headers);
 		foreach ($h as $l) {
@@ -580,8 +580,6 @@ function guess_image_type($filename, $headers = '') {
 
 function import_xchan_photo($photo,$xchan,$thing = false) {
 
-	$a = get_app();
-
 	$flags = (($thing) ? PHOTO_THING : PHOTO_XCHAN);
 	$album = (($thing) ? 'Things' : 'Contact Photos');
 
@@ -703,8 +701,6 @@ function import_xchan_photo($photo,$xchan,$thing = false) {
 
 function import_channel_photo($photo,$type,$aid,$uid) {
 
-	$a = get_app();
-
 	logger('import_channel_photo: importing channel photo for ' . $uid, LOGGER_DEBUG);
 
 	$hash = photo_new_resource();
diff --git a/include/photos.php b/include/photos.php
index d8d3d102c..c333a4d04 100644
--- a/include/photos.php
+++ b/include/photos.php
@@ -19,8 +19,6 @@ require_once('include/text.php');
  */
 function photo_upload($channel, $observer, $args) {
 
-	$a = get_app();
-
 	$ret = array('success' => false);
 	$channel_id = $channel['channel_id'];
 	$account_id = $channel['channel_account_id'];
diff --git a/include/plugin.php b/include/plugin.php
index 0466360bb..6c108fcc5 100755
--- a/include/plugin.php
+++ b/include/plugin.php
@@ -500,7 +500,7 @@ function get_theme_info($theme){
  * @return string
  */
 function get_theme_screenshot($theme) {
-	$a = get_app();
+
 	$exts = array('.png', '.jpg');
 	foreach($exts as $ext) {
 		if(file_exists('view/theme/' . $theme . '/img/screenshot' . $ext))
@@ -521,7 +521,7 @@ function head_add_css($src, $media = 'screen') {
 }
 
 function head_remove_css($src, $media = 'screen') {
-	$a = get_app();
+
 	$index = array_search(array($src, $media), App::$css_sources);
 	if ($index !== false)
 		unset(App::$css_sources[$index]);
@@ -592,7 +592,7 @@ function head_add_js($src) {
 }
 
 function head_remove_js($src) {
-	$a = get_app();
+
 	$index = array_search($src, App::$js_sources);
 	if($index !== false)
 		unset(App::$js_sources[$index]);
@@ -633,7 +633,6 @@ function format_js_if_exists($source) {
 
 
 function theme_include($file, $root = '') {
-	$a = get_app();
 
 	// Make sure $root ends with a slash / if it's not blank
 	if($root !== '' && $root[strlen($root)-1] !== '/')
@@ -671,7 +670,7 @@ function theme_include($file, $root = '') {
 
 
 function get_intltext_template($s, $root = '') {
-	$a = get_app();
+
 	$t = App::template_engine();
 
 	$template = $t->get_intltext_template($s, $root);
@@ -680,7 +679,7 @@ function get_intltext_template($s, $root = '') {
 
 
 function get_markup_template($s, $root = '') {
-	$a = get_app();
+
 	$t = App::template_engine();
 	$template = $t->get_markup_template($s, $root);
 	return $template;
diff --git a/include/socgraph.php b/include/socgraph.php
index 1b1bccf20..4cb5600ec 100644
--- a/include/socgraph.php
+++ b/include/socgraph.php
@@ -152,11 +152,9 @@ function poco_load($xchan = '', $url = null) {
 		if(($x !== false) && (! count($x))) {
 			if($address) {
 				if($network === 'zot') {
-					$z = zot_finger($address,null);
-					if($z['success']) {
-						$j = json_decode($z['body'],true);
-						if($j)
-							import_xchan($j);
+					$j = Zotlabs\Zot\Finger::run($address,null);
+					if($j['success']) {
+						import_xchan($j);
 					}
 					$x = q("select xchan_hash from xchan where xchan_hash = '%s' limit 1",
 						dbesc($hash)
@@ -404,7 +402,7 @@ function poco($a,$extended = false) {
 
 	$system_mode = false;
 
-	if(intval(get_config('system','block_public')) && (! local_channel()) && (! remote_channel())) {
+	if(observer_prohibited()) {
 		logger('mod_poco: block_public');
 		http_status_exit(401);
 	}
diff --git a/include/text.php b/include/text.php
index df6dac056..375a89d3f 100644
--- a/include/text.php
+++ b/include/text.php
@@ -20,7 +20,6 @@ define('RANDOM_STRING_TEXT', 0x01 );
  * @return string substituted string
  */
 function replace_macros($s, $r) {
-	$a = get_app();
 
 	$arr = array('template' => $s, 'params' => $r);
 	call_hooks('replace_macros', $arr);
@@ -96,7 +95,6 @@ function z_input_filter($channel_id,$s,$type = 'text/bbcode') {
 	if($type == 'application/x-pdl')
 		return escape_tags($s);
 
-	$a = get_app();
 	if(App::$is_sys) {
 		return $s;
 	}
@@ -324,6 +322,15 @@ function autoname($len) {
 function xmlify($str) {
 	$buffer = '';
 
+	if(is_array($str)) {
+
+		// allow to fall through so we ge a PHP error, as the log statement will 
+		// probably get lost in the noise unless we're specifically looking for it. 
+
+		btlogger('xmlify called with array: ' . print_r($str,true), LOGGER_NORMAL, LOG_WARNING);
+	}
+
+
 	$len = mb_strlen($str);
 	for($x = 0; $x < $len; $x ++) {
 		$char = mb_substr($str,$x,1);
@@ -567,21 +574,25 @@ function attribute_contains($attr, $s) {
  */
 
 function logger($msg, $level = LOGGER_NORMAL, $priority = LOG_INFO) {
-	// turn off logger in install mode
-	global $a;
-	global $db;
-
-	if((App::$module == 'install') || (! ($db && $db->connected)))
-		return;
 
-	$debugging = get_config('system', 'debugging');
-	$loglevel  = intval(get_config('system', 'loglevel'));
-	$logfile   = get_config('system', 'logfile');
+	if(App::$module == 'setup' && is_writable('install.log')) {
+		$debugging = true;
+		$logfile = 'install.log';
+		$loglevel = LOGGER_ALL;
+	}
+	else {
+		$debugging = get_config('system', 'debugging');
+		$loglevel  = intval(get_config('system', 'loglevel'));
+		$logfile   = get_config('system', 'logfile');
+	}
 
 	if((! $debugging) || (! $logfile) || ($level > $loglevel))
 		return;
 
 	$where = '';
+	
+	// We require > 5.4 but leave the version check so that install issues (including version) can be logged
+
 	if(version_compare(PHP_VERSION, '5.4.0') >= 0) {
 		$stack = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 2);
 		$where = basename($stack[0]['file']) . ':' . $stack[0]['line'] . ':' . $stack[1]['function'] . ': ';
@@ -590,7 +601,8 @@ function logger($msg, $level = LOGGER_NORMAL, $priority = LOG_INFO) {
 	$s = datetime_convert() . ':' . log_priority_str($priority) . ':' . session_id() . ':' . $where . $msg . PHP_EOL;
 	$pluginfo = array('filename' => $logfile, 'loglevel' => $level, 'message' => $s,'priority' => $priority, 'logged' => false);
 
-	call_hooks('logger',$pluginfo);
+	if(! (App::$module == 'setup'))
+		call_hooks('logger',$pluginfo);
 
 	if(! $pluginfo['logged'])
 		@file_put_contents($pluginfo['filename'], $pluginfo['message'], FILE_APPEND);
@@ -648,11 +660,10 @@ function log_priority_str($priority) {
  * @param int $level A log level.
  */
 function dlogger($msg, $level = 0) {
+
 	// turn off logger in install mode
-	global $a;
-	global $db;
 
-	if((App::$module == 'install') || (! ($db && $db->connected)))
+	if(App::$module == 'setup')
 		return;
 
 	$debugging = get_config('system','debugging');
@@ -810,7 +821,6 @@ function get_mentions($item,$tags) {
 
 function contact_block() {
 	$o = '';
-	$a = get_app();
 
 	if(! App::$profile['uid'])
 		return;
@@ -923,7 +933,7 @@ function micropro($contact, $redirect = false, $class = '', $textmode = false) {
 
 
 function search($s,$id='search-box',$url='/search',$save = false) {
-	$a = get_app();
+
 	return replace_macros(get_markup_template('searchbox.tpl'),array(
 		'$s' => $s,
 		'$id' => $id,
@@ -1068,7 +1078,7 @@ function get_mood_verbs() {
 // Function to list all smilies, both internal and from addons
 // Returns array with keys 'texts' and 'icons'
 function list_smilies() {
-	$a = get_app();
+
 	$texts =  array( 
 		'&lt;3', 
 		'&lt;/3', 
@@ -1101,10 +1111,8 @@ function list_smilies() {
 		':coffee', 
 		':facepalm',
 		':like',
-		':dislike',
-		'red#matrix',
-		'red#',
-		'r#'
+		':dislike'
+
 	);
 
 	$icons = array(
@@ -1140,9 +1148,6 @@ function list_smilies() {
 		'<img class="smiley" src="' . z_root() . '/images/smiley-facepalm.gif" alt=":facepalm" />',
 		'<img class="smiley" src="' . z_root() . '/images/like.gif" alt=":like" />',
 		'<img class="smiley" src="' . z_root() . '/images/dislike.gif" alt=":dislike" />',
-		'<a href="http://getzot.com"><strong>red<img class="smiley bb_rm-logo" src="' . z_root() . '/images/rm-32.png" alt="' . urlencode('red#matrix') . '" />matrix</strong></a>',
-		'<a href="http://getzot.com"><strong>red<img class="smiley bb_rm-logo" src="' . z_root() . '/images/rm-32.png" alt="' . urlencode('red#') . '" />matrix</strong></a>',
-		'<a href="http://getzot.com"><strong>red<img class="smiley bb_rm-logo" src="' . z_root() . '/images/rm-32.png" alt="r#" />matrix</strong></a>'
 
 	);
 
@@ -1213,7 +1218,7 @@ function smile_unshield($m) {
  * @param array $x
  */
 function preg_heart($x) {
-	$a = get_app();
+
 	if (strlen($x[1]) == 1)
 		return $x[0];
 
@@ -1319,7 +1324,7 @@ function theme_attachments(&$item) {
  			
 			$title = t('Size') . ' ' . (($r['length']) ? userReadableSize($r['length']) : t('unknown'));
 
-			require_once('include/identity.php');
+			require_once('include/channel.php');
 			if(is_foreigner($item['author_xchan']))
 				$url = $r['href'];
 			else
@@ -1486,7 +1491,6 @@ function format_event($jobject) {
 }
 
 function prepare_body(&$item,$attach = false) {
-	require_once('include/identity.php');
 
 	call_hooks('prepare_body_init', $item); 
 
@@ -1716,7 +1720,6 @@ function feed_hublinks() {
 /* return atom link elements for salmon endpoints */
 
 function feed_salmonlinks($nick) {
-	$a = get_app();
 
 	$salmon  = '<link rel="salmon" href="' . xmlify(z_root() . '/salmon/' . $nick) . '" />' . "\n" ;
 
@@ -1784,7 +1787,7 @@ function mimetype_select($channel_id, $current = 'text/bbcode') {
 		'application/x-pdl'
 	);
 
-	$a = get_app();
+
 	if(App::$is_sys) {
 		$x[] = 'application/x-php';
 	}
@@ -1817,7 +1820,6 @@ function mimetype_select($channel_id, $current = 'text/bbcode') {
 
 
 function lang_selector() {
-	global $a;
 
 	$langs = glob('view/*/hstrings.php');
 
@@ -2261,7 +2263,7 @@ function design_tools() {
 	$sys = false;
 
 	if(App::$is_sys && is_site_admin()) {
-		require_once('include/identity.php');
+		require_once('include/channel.php');
 		$channel = get_sys_channel();
 		$sys = true;
 	}
diff --git a/include/widgets.php b/include/widgets.php
index cff58d225..1cc6dfc28 100644
--- a/include/widgets.php
+++ b/include/widgets.php
@@ -8,17 +8,17 @@
 require_once('include/dir_fns.php');
 require_once('include/contact_widgets.php');
 require_once('include/attach.php');
-require_once('include/Contact.php');
+
 
 function widget_profile($args) {
 
-	$block = (((get_config('system', 'block_public')) && (! local_channel()) && (! remote_channel())) ? true : false);
+	$block = observer_prohibited();
 	return profile_sidebar(App::$profile, $block, true);
 }
 
 function widget_zcard($args) {
 
-	$block = (((get_config('system', 'block_public')) && (! local_channel()) && (! remote_channel())) ? true : false);
+	$block = observer_prohibited();
 	$channel = channelx_by_n(App::$profile_uid);
 	return get_zcard($channel,get_observer_hash(),array('width' => 875));
 }
@@ -369,7 +369,7 @@ function widget_fullprofile($arr) {
 	if(! App::$profile['profile_uid'])
 		return;
 
-	$block = (((get_config('system', 'block_public')) && (! local_channel()) && (! remote_channel())) ? true : false);
+	$block = observer_prohibited();
 
 	return profile_sidebar(App::$profile, $block);
 }
@@ -379,7 +379,7 @@ function widget_shortprofile($arr) {
 	if(! App::$profile['profile_uid'])
 		return;
 
-	$block = (((get_config('system', 'block_public')) && (! local_channel()) && (! remote_channel())) ? true : false);
+	$block = observer_prohibited();
 
 	return profile_sidebar(App::$profile, $block, true, true);
 }
@@ -771,7 +771,6 @@ function widget_eventstools($arr) {
 }
 
 function widget_design_tools($arr) {
-	$a = get_app();
 
 	// mod menu doesn't load a profile. For any modules which load a profile, check it.
 	// otherwise local_channel() is sufficient for permissions.
@@ -806,7 +805,6 @@ function widget_photo_albums($arr) {
 
 
 function widget_vcard($arr) {
-	require_once ('include/Contact.php');
 	return vcard_from_xchan('', App::get_observer());
 }
 
@@ -835,8 +833,7 @@ function widget_menu_preview($arr) {
 function widget_chatroom_list($arr) {
 
 
-	require_once("include/chat.php");
-	$r = chatroom_list(App::$profile['profile_uid']);
+	$r = Zotlabs\Lib\Chatroom::roomlist(App::$profile['profile_uid']);
 
 	if($r) {
 		return replace_macros(get_markup_template('chatroomlist.tpl'), array(
@@ -1085,7 +1082,7 @@ function widget_photo($arr) {
 
 function widget_cover_photo($arr) {
 
-	require_once('include/identity.php');
+	require_once('include/channel.php');
 	$o = '';
 	
 	if(App::$module == 'channel' && $_REQUEST['mid'])
diff --git a/include/zot.php b/include/zot.php
index 54a3fe640..ecfbfa128 100644
--- a/include/zot.php
+++ b/include/zot.php
@@ -329,8 +329,12 @@ function zot_refresh($them, $channel = null, $force = false) {
 		return false;
 	}
 
+	$token = random_string();
+
 	$postvars = array();
 
+	$postvars['token'] = $token;
+
 	if($channel) {
 		$postvars['target']     = $channel['channel_guid'];
 		$postvars['target_sig'] = $channel['channel_guid_sig'];
@@ -343,11 +347,13 @@ function zot_refresh($them, $channel = null, $force = false) {
 		$postvars['guid_hash'] = $them['xchan_hash'];
 	if (array_key_exists('xchan_guid',$them) && $them['xchan_guid']
 		&& array_key_exists('xchan_guid_sig',$them) && $them['xchan_guid_sig']) {
-
 		$postvars['guid'] = $them['xchan_guid'];
 		$postvars['guid_sig'] = $them['xchan_guid_sig'];
+
 	}
 
+	$token = random_string();
+
 	$rhs = '/.well-known/zot-info';
 
 	$result = z_post_url($url . $rhs,$postvars);
@@ -363,6 +369,22 @@ function zot_refresh($them, $channel = null, $force = false) {
 			return false;
 		}
 
+		$signed_token = ((is_array($j) && array_key_exists('signed_token',$j)) ? $j['signed_token'] : null);
+		if($signed_token) {
+			$valid = rsa_verify('token.' . $token,base64url_decode($signed_token),$j['key']);
+			if(! $valid) {
+				logger('invalid signed token: ' . $url . $rhs, LOGGER_NORMAL, LOG_ERR);
+				return false;
+			}
+		}
+		else {
+			logger('No signed token from '  . $url . $rhs, LOGGER_NORMAL, LOG_WARNING);
+			// after 2017-01-01 this will be a hard error unless you over-ride it.
+			if((time() > 1483228800) && (! get_config('system','allow_unsigned_zotfinger'))) {
+				return false;
+			}
+		}
+
 		$x = import_xchan($j, (($force) ? UPDATE_FLAGS_FORCED : UPDATE_FLAGS_UPDATED));
 
 		if(! $x['success'])
@@ -505,8 +527,7 @@ function zot_refresh($them, $channel = null, $force = false) {
 					if($new_connection) {
 						if($new_perms != $previous_perms)
 							Zotlabs\Daemon\Master::Summon(array('Notifier','permission_create',$new_connection[0]['abook_id']));
-						require_once('include/enotify.php');
-						notification(array(
+						Zotlabs\Lib\Enotify::submit(array(
 							'type'       => NOTIFY_INTRO,
 							'from_xchan' => $x['hash'],
 							'to_xchan'   => $channel['channel_hash'],
@@ -1332,7 +1353,7 @@ function zot_import($arr, $sender_url) {
  */
 function public_recips($msg) {
 
-	require_once('include/identity.php');
+	require_once('include/channel.php');
 
 	$check_mentions = false;
 	$include_sys = false;
@@ -1494,7 +1515,7 @@ function public_recips($msg) {
 /**
  * @brief
  *
- * This is the second part of public_recipes().
+ * This is the second part of public_recips().
  * We'll find all the channels willing to accept public posts from us, then
  * match them against the sender privacy scope and see who in that list that
  * the sender is allowing.
@@ -2945,8 +2966,6 @@ function build_sync_packet($uid = 0, $packet = null, $groups_changed = false) {
 	if(UNO)
 		return;
 
-	$a = get_app();
-
 	logger('build_sync_packet');
 
 	if($packet)
@@ -3222,7 +3241,6 @@ function process_channel_sync_delivery($sender, $arr, $deliveries) {
 				$clean = array();
 				if($abook['abook_xchan'] && $abook['entry_deleted']) {
 					logger('process_channel_sync_delivery: removing abook entry for ' . $abook['abook_xchan']);
-					require_once('include/Contact.php');
 
 					$r = q("select abook_id, abook_feed from abook where abook_xchan = '%s' and abook_channel = %d and abook_self = 0 limit 1",
 						dbesc($abook['abook_xchan']),
@@ -3672,6 +3690,8 @@ function zotinfo($arr) {
 	$zsig      = ((x($arr,'target_sig')) ? $arr['target_sig']  : '');
 	$zkey      = ((x($arr,'key'))        ? $arr['key']         : '');
 	$mindate   = ((x($arr,'mindate'))    ? $arr['mindate']     : '');
+	$token     = ((x($arr,'token'))      ? $arr['token']   : '');
+
 	$feed      = ((x($arr,'feed'))       ? intval($arr['feed']) : 0);
 
 	if($ztarget) {
@@ -3816,6 +3836,10 @@ function zotinfo($arr) {
 
 	// Communication details
 
+	if($token)
+		$ret['signed_token'] = base64url_encode(rsa_sign('token.' . $token,$e['channel_prvkey']));
+
+
 	$ret['guid']           = $e['xchan_guid'];
 	$ret['guid_sig']       = $e['xchan_guid_sig'];
 	$ret['key']            = $e['xchan_pubkey'];
@@ -3920,7 +3944,7 @@ function zotinfo($arr) {
 
 		$ret['site']['accounts'] = account_total();
 	
-		require_once('include/identity.php');
+		require_once('include/channel.php');
 		$ret['site']['channels'] = channel_total();
 
 
@@ -3928,8 +3952,6 @@ function zotinfo($arr) {
 
 		$ret['site']['admin'] = get_config('system','admin_email');
 
-		$a = get_app();
-
 		$visible_plugins = array();
 		if(is_array(App::$plugins) && count(App::$plugins)) {
 			$r = q("select * from addon where hidden = 0");
@@ -3944,7 +3966,7 @@ function zotinfo($arr) {
 		$ret['site']['sellpage'] = get_config('system','sellpage');
 		$ret['site']['location'] = get_config('system','site_location');
 		$ret['site']['realm'] = get_directory_realm();
-		$ret['site']['project'] = Zotlabs\Lib\System::get_platform_name() . Zotlabs\Lib\System::get_server_role();
+		$ret['site']['project'] = Zotlabs\Lib\System::get_platform_name() . ' ' . Zotlabs\Lib\System::get_server_role();
 
 	}
 
@@ -4415,7 +4437,6 @@ function zot_reply_purge($sender,$recipients) {
 		$arr = $sender;
 		$sender_hash = make_xchan_hash($arr['guid'],$arr['guid_sig']);
 
-		require_once('include/Contact.php');
 		remove_all_xchan_resources($sender_hash);	
 
 		$ret['success'] = true;