Merge remote branch 'upstream/master'

25 files changed, 1053 insertions, 562 deletions

diff --git a/include/Contact.php b/include/Contact.php
index 9ba1e8ae5..2523fc023 100644
--- a/include/Contact.php
+++ b/include/Contact.php
@@ -51,6 +51,21 @@ function user_remove($uid) {
 
 
 function contact_remove($id) {
+
+	$r = q("select uid from contact where id = %d limit 1",
+		intval($id)
+	);
+	if((! count($r)) || (! intval($r[0]['uid'])))
+		return;
+
+	$archive = get_pconfig($r[0]['uid'], 'system','archive_removed_contacts');
+	if($archive) {
+		q("update contact set `archive` = 1, `network` = 'none', `writable` = 0 where id = %d limit 1",
+			intval($id)
+		);
+		return;
+	}
+
 	q("DELETE FROM `contact` WHERE `id` = %d LIMIT 1",
 		intval($id)
 	);
@@ -73,6 +88,49 @@ function contact_remove($id) {
 }
 
 
+// sends an unfriend message. Does not remove the contact
+
+function terminate_friendship($user,$self,$contact) {
+
+
+	$a = get_app();
+
+	require_once('include/datetime.php');
+
+	if($contact['network'] === NETWORK_OSTATUS) {
+
+		$slap = replace_macros(get_markup_template('follow_slap.tpl'), array(
+			'$name' => $user['username'],
+			'$profile_page' => $a->get_baseurl() . '/profile/' . $user['nickname'],
+			'$photo' => $self['photo'],
+			'$thumb' => $self['thumb'],
+			'$published' => datetime_convert('UTC','UTC', 'now', ATOM_TIME),
+			'$item_id' => 'urn:X-dfrn:' . $a->get_hostname() . ':unfollow:' . random_string(),
+			'$title' => '',
+			'$type' => 'text',
+			'$content' => t('stopped following'),
+			'$nick' => $user['nickname'],
+			'$verb' => 'http://ostatus.org/schema/1.0/unfollow', // ACTIVITY_UNFOLLOW,
+			'$ostat_follow' => '' // '<as:verb>http://ostatus.org/schema/1.0/unfollow</as:verb>' . "\r\n"
+		));
+
+		if((x($contact,'notify')) && (strlen($contact['notify']))) {
+			require_once('include/salmon.php');
+			slapper($user,$contact['notify'],$slap);
+		}
+	}
+	elseif($contact['network'] === NETWORK_DIASPORA) {
+		require_once('include/diaspora.php');
+		diaspora_unshare($user,$contact);
+	}
+	elseif($contact['network'] === NETWORK_DFRN) {
+		require_once('include/items.php');
+		dfrn_deliver($user,$contact,'placeholder', 1);
+	}
+
+}
+
+
 // Contact has refused to recognise us as a friend. We will start a countdown.
 // If they still don't recognise us in 32 days, the relationship is over,
 // and we won't waste any more time trying to communicate with them.
diff --git a/include/Scrape.php b/include/Scrape.php
index b20d7d604..227252600 100644
--- a/include/Scrape.php
+++ b/include/Scrape.php
@@ -282,7 +282,7 @@ function scrape_feed($url) {
 		}
 	}
 	if(! $basename)
-		$basename = substr($url,0,strrpos($url,'/')) . '/';
+		$basename = implode('/', array_slice(explode('/',$url),0,3)) . '/';
 
 	$items = $dom->getElementsByTagName('link');
 
diff --git a/include/acl_selectors.php b/include/acl_selectors.php
index a5f5aff53..461ad0c36 100644
--- a/include/acl_selectors.php
+++ b/include/acl_selectors.php
@@ -122,7 +122,7 @@ function contact_selector($selname, $selclass, $preselected = false, $options) {
 		$o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"" . $x['size'] . "$\" $tabindex >\r\n";
 
 	$r = q("SELECT `id`, `name`, `url`, `network` FROM `contact` 
-		WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `notify` != ''
+		WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 		$sql_extra
 		ORDER BY `name` ASC ",
 		intval(local_user())
@@ -188,7 +188,7 @@ function contact_select($selname, $selclass, $preselected = false, $size = 4, $p
 		$o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"$size\" $tabindex >\r\n";
 
 	$r = q("SELECT `id`, `name`, `url`, `network` FROM `contact` 
-		WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `notify` != ''
+		WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 		$sql_extra
 		ORDER BY `name` ASC ",
 		intval(local_user())
diff --git a/include/api.php b/include/api.php
index 11494ba27..f58a91a72 100644
--- a/include/api.php
+++ b/include/api.php
@@ -380,7 +380,7 @@
 			$nick = $name;
 
 		// Generating a random ID
-		if (!array_key_exists($nick, $usercache))
+		if (is_null($usercache[$nick]) or !array_key_exists($nick, $usercache))
 			$usercache[$nick] = mt_rand(2000000, 2100000);
 
 		$ret = array(
@@ -567,8 +567,17 @@
 		$_REQUEST['profile_uid'] = local_user();
 		if(requestdata('parent'))
 			$_REQUEST['type'] = 'net-comment';
-		else
+		else {
 			$_REQUEST['type'] = 'wall';
+                        if(x($_FILES,'media')) {
+		                // upload the image if we have one
+		                $_REQUEST['hush']='yeah'; //tell wall_upload function to return img info instead of echo
+			        require_once('mod/wall_upload.php');
+			        $media = wall_upload_post($a);
+		                if(strlen($media)>0)
+				        $_REQUEST['body'] .= "\n\n".$media;
+			        }
+		}
 
 		// set this so that the item_post() function is quiet and doesn't redirect or emit json
 
diff --git a/include/bbcode.php b/include/bbcode.php
index 3697f1fc5..85d310b75 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -298,6 +298,9 @@ function bbcode($Text,$preserve_nl = false) {
 	$Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim',$Text);
 	$Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim',$Text);
 
+
+	$Text = preg_replace('/\[\&amp\;([#a-z0-9]+)\;\]/','&$1;',$Text);
+
 	// fix any escaped ampersands that may have been converted into links
 	$Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
 	if(strlen($saved_image))
diff --git a/include/cache.php b/include/cache.php
index 3c8a3f713..360c4acbd 100644
--- a/include/cache.php
+++ b/include/cache.php
@@ -14,22 +14,40 @@
 		}
 		
 		public static function set($key,$value) {
-			$r = q("SELECT * FROM `cache` WHERE `k`='%s' limit 1",
-				dbesc($key)
-			);
-			if(count($r)) {
-				q("UPDATE `cache` SET `v` = '%s', `updated = '%s' WHERE `k` = '%s' limit 1",
-					dbesc($value),
-					dbesc(datetime_convert()),
-					dbesc($key));
-			}
-			else {
-				q("INSERT INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')",
+
+			q("REPLACE INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')",
 					dbesc($key),
 					dbesc($value),
 					dbesc(datetime_convert()));
-			}
 		}
+
+		
+/* 
+ *
+ * Leaving this legacy code temporaily to see how REPLACE fares 
+ * as opposed to non-atomic checks when faced with fast moving key duplication.
+ * As a MySQL extension it isn't portable, but we're not yet very portable.
+ */
+
+/*
+ *			$r = q("SELECT * FROM `cache` WHERE `k`='%s' limit 1",
+ *				dbesc($key)
+ *			);
+ *			if(count($r)) {
+ *				q("UPDATE `cache` SET `v` = '%s', `updated = '%s' WHERE `k` = '%s' limit 1",
+ *					dbesc($value),
+ *					dbesc(datetime_convert()),
+ *					dbesc($key));
+ *			}
+ *			else {
+ *				q("INSERT INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')",
+ *					dbesc($key),
+ *					dbesc($value),
+ *					dbesc(datetime_convert()));
+ *			}
+ *		}
+ */
+
 		
 		public static function clear(){
 			q("DELETE FROM `cache` WHERE `updated` < '%s'",
diff --git a/include/contact_widgets.php b/include/contact_widgets.php
index 96b02f293..ce1cdbad5 100644
--- a/include/contact_widgets.php
+++ b/include/contact_widgets.php
@@ -133,3 +133,60 @@ function categories_widget($baseurl,$selected = '') {
 	));
 }
 
+function common_friends_visitor_widget($profile_uid) {
+
+	$a = get_app();
+
+	if(local_user() == $profile_uid)
+		return;
+
+	$cid = $zcid = 0;
+
+	if(can_write_wall($a,$profile_uid))
+		$cid = remote_user();
+	else {
+		if(get_my_url()) {
+			$r = q("select id from contact where nurl = '%s' and uid = %d limit 1",
+				dbesc(normalise_link(get_my_url())),
+				intval($profile_uid)
+			);
+			if(count($r))
+				$cid = $r[0]['id'];
+			else {
+				$r = q("select id from gcontact where nurl = '%s' limit 1",
+					dbesc(normalise_link(get_my_url()))
+				);
+				if(count($r))
+					$zcid = $r[0]['id'];
+			}
+		}
+	}
+
+	if($cid == 0 && $zcid == 0)
+		return; 
+
+	require_once('include/socgraph.php');
+
+	if($cid)
+		$t = count_common_friends($profile_uid,$cid);
+	else
+		$t = count_common_friends_zcid($profile_uid,$zcid);
+	if(! $t)
+		return;
+
+	if($cid)
+		$r = common_friends($profile_uid,$cid,0,5,true);
+	else
+		$r = common_friends_zcid($profile_uid,$zcid,0,5,true);
+
+	return replace_macros(get_markup_template('remote_friends_common.tpl'), array(
+		'$desc' =>  sprintf( tt("%d contact in common", "%d contacts in common", $t), $t),
+		'$base' => $a->get_baseurl(),
+		'$uid' => $profile_uid,
+		'$cid' => (($cid) ? $cid : '0'),
+		'$linkmore' => (($t > 5) ? 'true' : ''),
+		'$more' => t('show more'),
+		'$items' => $r
+	)); 
+
+};
\ No newline at end of file
diff --git a/include/conversation.php b/include/conversation.php
index 1b869b91e..e48a8e6d6 100644
--- a/include/conversation.php
+++ b/include/conversation.php
@@ -553,6 +553,14 @@ function conversation(&$a, $items, $mode, $update, $preview = false) {
 							'$myphoto' => $a->contact['thumb'],
 							'$comment' => t('Comment'),
 							'$submit' => t('Submit'),
+							'$edbold' => t('Bold'),
+							'$editalic' => t('Italic'),
+							'$eduline' => t('Underline'),
+							'$edquote' => t('Quote'),
+							'$edcode' => t('Code'),
+							'$edimg' => t('Image'),
+							'$edurl' => t('Link'),
+							'$edvideo' => t('Video'),
 							'$preview' => t('Preview'),
 							'$ww' => (($mode === 'network') ? $commentww : '')
 						));
@@ -951,7 +959,7 @@ function status_editor($a,$x, $notes_cid = 0, $popup=false) {
 	$tpl = replace_macros($tpl,array('$jotplugins' => $jotplugins));	
 
 	$o .= replace_macros($tpl,array(
-		'$return_path' => $a->cmd,
+		'$return_path' => $a->query_string,
 		'$action' =>  $a->get_baseurl(true) . '/item',
 		'$share' => (x($x,'button') ? $x['button'] : t('Share')),
 		'$upload' => t('Upload photo'),
diff --git a/include/dba.php b/include/dba.php
index 44a663eac..c9f880241 100644
--- a/include/dba.php
+++ b/include/dba.php
@@ -75,22 +75,28 @@ class dba {
 		if((! $this->db) || (! $this->connected))
 			return false;
 		
+		$this->error = '';
+
 		if($this->mysqli)
 			$result = @$this->db->query($sql);
 		else
 			$result = @mysql_query($sql,$this->db);
 
+		if($this->mysqli) {
+			if($this->db->errno)
+				$this->error = $this->db->error;
+		}
+		elseif(mysql_errno($this->db))
+				$this->error = mysql_error($this->db);	
+
+		if(strlen($this->error)) {
+			logger('dba: ' . $this->error);
+		}
+
 		if($this->debug) {
 
 			$mesg = '';
 
-			if($this->mysqli) {
-				if($this->db->errno)
-					logger('dba: ' . $this->db->error);
-			}
-			elseif(mysql_errno($this->db))
-				logger('dba: ' . mysql_error($this->db));
-
 			if($result === false)
 				$mesg = 'false';
 			elseif($result === true)
@@ -102,7 +108,9 @@ class dba {
 					$mesg = mysql_num_rows($result) . ' results' . EOL;
 			}
     
-			$str =  'SQL = ' . printable($sql) . EOL . 'SQL returned ' . $mesg . EOL;
+			$str =  'SQL = ' . printable($sql) . EOL . 'SQL returned ' . $mesg 
+				. (($this->error) ? ' error: ' . $this->error : '')
+				. EOL;
 
 			logger('dba: ' . $str );
 		}
@@ -114,9 +122,9 @@ class dba {
 		 */
 
 		if($result === false) {
-			logger('dba: ' . printable($sql) . ' returned false.');
+			logger('dba: ' . printable($sql) . ' returned false.' . "\n" . $this->error);
 			if(file_exists('dbfail.out'))
-				file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n", FILE_APPEND);
+				file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n" . $this->error . "\n", FILE_APPEND);
 		}
 
 		if(($result === true) || ($result === false))
diff --git a/include/delivery.php b/include/delivery.php
index 794b8f27a..5f84a548a 100644
--- a/include/delivery.php
+++ b/include/delivery.php
@@ -51,6 +51,17 @@ function delivery_run($argv, $argc){
 		return;
 	}	
 
+	$maxsysload = intval(get_config('system','maxloadavg'));
+	if($maxsysload < 1)
+		$maxsysload = 50;
+	if(function_exists('sys_getloadavg')) {
+		$load = sys_getloadavg();
+		if(intval($load[0]) > $maxsysload) {
+			logger('system: load ' . $load . ' too high. Delivery deferred to next queue run.');
+			return;
+		}
+	}
+
 	// It's ours to deliver. Remove it from the queue.
 
 	q("delete from deliverq where cmd = '%s' and item = %d and contact = %d limit 1",
@@ -336,7 +347,10 @@ function delivery_run($argv, $argc){
 				}
 			}
 
-			$deliver_status = dfrn_deliver($owner,$contact,$atom);
+			if(! was_recently_delayed($contact['id']))
+				$deliver_status = dfrn_deliver($owner,$contact,$atom);
+			else
+				$deliver_status = (-1);
 
 			logger('notifier: dfrn_delivery returns ' . $deliver_status);
 
@@ -379,7 +393,11 @@ function delivery_run($argv, $argc){
 				logger('notifier: slapdelivery: ' . $contact['name']);
 				foreach($slaps as $slappy) {
 					if($contact['notify']) {
-						$deliver_status = slapper($owner,$contact['notify'],$slappy);
+						if(! was_recently_delayed($contact['id']))
+							$deliver_status = slapper($owner,$contact['notify'],$slappy);
+						else
+							$deliver_status = (-1);
+
 						if($deliver_status == (-1)) {
 							// queue message for redelivery
 							add_to_queue($contact['id'],NETWORK_OSTATUS,$slappy);
diff --git a/include/diaspora.php b/include/diaspora.php
index 06df9c24a..2051de5fc 100644
--- a/include/diaspora.php
+++ b/include/diaspora.php
@@ -706,10 +706,10 @@ function diaspora_post($importer,$xml) {
 					continue;
 
 				$basetag = str_replace('_',' ',substr($tag,1));
-				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
+				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 				if(strlen($str_tags))
 					$str_tags .= ',';
-				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
+				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 				continue;
 			}
 		}
@@ -872,10 +872,10 @@ function diaspora_reshare($importer,$xml) {
 
 
 				$basetag = str_replace('_',' ',substr($tag,1));
-				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
+				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 				if(strlen($str_tags))
 					$str_tags .= ',';
-				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
+				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 				continue;
 			}
 		}
@@ -1113,10 +1113,10 @@ function diaspora_comment($importer,$xml,$msg) {
 
 
 				$basetag = str_replace('_',' ',substr($tag,1));
-				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
+				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 				if(strlen($str_tags))
 					$str_tags .= ',';
-				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
+				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 				continue;
 			}
 		}
@@ -1172,7 +1172,7 @@ function diaspora_comment($importer,$xml,$msg) {
 		proc_run('php','include/notifier.php','comment',$message_id);
 	}
 
-	$myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 ",
+	$myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0 ",
 		dbesc($parent_item['uri']),
 		intval($importer['uid'])
 	);
@@ -2298,14 +2298,20 @@ function diaspora_transmit($owner,$contact,$slap,$public_batch) {
 
 	logger('diaspora_transmit: ' . $logid . ' ' . $dest_url);
 
-	if(! intval(get_config('system','diaspora_test')))
-		post_url($dest_url . '/', $slap);
+	if(was_recently_delayed($contact['id'])) {
+		$return_code = 0;
+	}
 	else {
-		logger('diaspora_transmit: test_mode');
-		return 200;
+		if(! intval(get_config('system','diaspora_test'))) {
+			post_url($dest_url . '/', $slap);
+			$return_code = $a->get_curl_code();
+		}
+		else {
+			logger('diaspora_transmit: test_mode');
+			return 200;
+		}
 	}
-
-	$return_code = $a->get_curl_code();
+	
 	logger('diaspora_transmit: ' . $logid . ' returns: ' . $return_code);
 
 	if((! $return_code) || (($return_code == 503) && (stristr($a->get_curl_headers(),'retry-after')))) {
diff --git a/include/enotify.php b/include/enotify.php
index 8385bdec5..ca134ac86 100644
--- a/include/enotify.php
+++ b/include/enotify.php
@@ -402,8 +402,8 @@ class enotify {
 	 */
 	static public function send($params) {
 
-		$fromName = email_header_encode($params['fromName'],'UTF-8'); 
-		$messageSubject = email_header_encode($params['messageSubject'],'UTF-8');
+		$fromName = email_header_encode(html_entity_decode($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
 		$mimeBoundary   =rand(0,9)."-"
diff --git a/include/expire.php b/include/expire.php
index 5fa0ec758..755cd2494 100644
--- a/include/expire.php
+++ b/include/expire.php
@@ -32,7 +32,11 @@ function expire_run($argv, $argc){
 	// physically remove anything that has been deleted for more than two months
 
 	$r = q("delete from item where deleted = 1 and changed < UTC_TIMESTAMP() - INTERVAL 60 DAY");
-	q("optimize table item");
+
+	// make this optional as it could have a performance impact on large sites
+
+	if(intval(get_config('system','optimize_items')))
+		q("optimize table item");
 
 	logger('expire: start');
 	
diff --git a/include/gprobe.php b/include/gprobe.php
new file mode 100644
index 000000000..5ca42729a
--- /dev/null
+++ b/include/gprobe.php
@@ -0,0 +1,65 @@
+<?php
+
+require_once("boot.php");
+require_once('include/Scrape.php');
+require_once('include/socgraph.php');
+
+function gprobe_run($argv, $argc){
+	global $a, $db;
+
+	if(is_null($a)) {
+		$a = new App;
+	}
+  
+	if(is_null($db)) {
+	    @include(".htconfig.php");
+    	require_once("dba.php");
+	    $db = new dba($db_host, $db_user, $db_pass, $db_data);
+    	unset($db_host, $db_user, $db_pass, $db_data);
+  	};
+
+	require_once('include/session.php');
+	require_once('include/datetime.php');
+
+	load_config('config');
+	load_config('system');
+
+	$a->set_baseurl(get_config('system','url'));
+
+	load_hooks();
+
+	if($argc != 2)
+		return;
+
+	$url = hex2bin($argv[1]);
+
+	$r = q("select * from gcontact where nurl = '%s' limit 1",
+		dbesc(normalise_link($url))
+	);
+
+	if(! count($r)) {
+
+		$arr = probe_url($url);
+		if(count($arr) && x($arr,'network') && $arr['network'] === NETWORK_DFRN) {
+			q("insert into `gcontact` (`name`,`url`,`nurl`,`photo`)
+				values ( '%s', '%s', '%s', '%s') ",
+				dbesc($arr['name']),
+				dbesc($arr['url']),
+				dbesc(normalise_link($arr['url'])),
+				dbesc($arr['photo'])
+			);
+		}
+		$r = q("select * from gcontact where nurl = '%s' limit 1",
+			dbesc(normalise_link($url))
+		);
+	}
+	if(count($r))
+		poco_load(0,0,$r[0]['id'], str_replace('/profile/','/poco/',$r[0]['url']));
+		
+	return;
+}
+
+if (array_search(__file__,get_included_files())===0){
+  gprobe_run($argv,$argc);
+  killme();
+}
diff --git a/include/html2plain.php b/include/html2plain.php
index 21261327d..839dd70a7 100644
--- a/include/html2plain.php
+++ b/include/html2plain.php
@@ -83,7 +83,7 @@ function collecturls($message) {
 	$urls = array();
 	foreach ($result as $treffer) {
 		// A list of some links that should be ignored
-		$list = array("/user/", "/tag/", "/group/", "/profile/", "/search?search=", "mailto:", "/u/", "/node/",
+		$list = array("/user/", "/tag/", "/group/", "/profile/", "/search?search=", "/search?tag=", "mailto:", "/u/", "/node/",
 				"//facebook.com/profile.php?id=", "//plus.google.com/");
 		foreach ($list as $listitem)
 			if (strpos($treffer[1], $listitem) !== false)
diff --git a/include/items.php b/include/items.php
index 0a8bc12c0..b1dc1708f 100644
--- a/include/items.php
+++ b/include/items.php
@@ -952,7 +952,7 @@ function tag_deliver($uid,$item_id) {
 
 	$mention = false;
 
-	$u = q("select uid, nickname, language, username, email, `page-flags`, `notify-flags` from user where uid = %d limit 1",
+	$u = q("select * from user where uid = %d limit 1",
 		intval($uid)
 	);
 	if(! count($u))
@@ -1027,10 +1027,20 @@ function tag_deliver($uid,$item_id) {
 	if(! count($c))
 		return;
 
-	q("update item set wall = 1, origin = 1, forum_mode = 1, `owner-name` = '%s', `owner-link` = '%s', `owner-avatar` = '%s'  where id = %d limit 1",
+	// also reset all the privacy bits to the forum default permissions
+
+	$private = ($u[0]['allow_cid'] || $u[0]['allow_gid'] || $u[0]['deny_cid'] || $u[0]['deny_gid']) ? 1 : 0;
+
+	q("update item set wall = 1, origin = 1, forum_mode = 1, `owner-name` = '%s', `owner-link` = '%s', `owner-avatar` = '%s', 
+		`private` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'  where id = %d limit 1",
 		dbesc($c[0]['name']),
 		dbesc($c[0]['url']),
 		dbesc($c[0]['thumb']),
+		intval($private),
+		dbesc($u[0]['allow_cid']),
+		dbesc($u[0]['allow_gid']),
+		dbesc($u[0]['deny_cid']),
+		dbesc($u[0]['deny_gid']),
 		intval($item_id)
 	);
 
@@ -2227,10 +2237,10 @@ function local_delivery($importer,$data) {
 				logger('local_delivery: received remote comment');
 				$is_like = false;
 				// remote reply to our post. Import and then notify everybody else.
-				$datarray = get_atom_elements($feed,$item);
 
+				$datarray = get_atom_elements($feed,$item);
 
-				$r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+				$r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body`  FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 					dbesc($item_id),
 					intval($importer['importer_uid'])
 				);
@@ -2266,14 +2276,22 @@ function local_delivery($importer,$data) {
 //					return 0;
 //				}					
 
+				// our user with $importer['importer_uid'] is the owner
+
+				$own = q("select name,url,thumb from contact where uid = %d and self = 1 limit 1",
+					intval($importer['importer_uid'])
+				);
+
+
 				$datarray['type'] = 'remote-comment';
 				$datarray['wall'] = 1;
 				$datarray['parent-uri'] = $parent_uri;
 				$datarray['uid'] = $importer['importer_uid'];
-				$datarray['owner-name'] = $r[0]['name'];
-				$datarray['owner-link'] = $r[0]['url'];
-				$datarray['owner-avatar'] = $r[0]['thumb'];
+				$datarray['owner-name'] = $own[0]['name'];
+				$datarray['owner-link'] = $own[0]['url'];
+				$datarray['owner-avatar'] = $own[0]['thumb'];
 				$datarray['contact-id'] = $importer['id'];
+
 				if(($datarray['verb'] === ACTIVITY_LIKE) || ($datarray['verb'] === ACTIVITY_DISLIKE)) {
 					$is_like = true;
 					$datarray['type'] = 'activity';
@@ -2290,26 +2308,34 @@ function local_delivery($importer,$data) {
 				}
 
 				if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
-
-
+					
 					$xo = parse_xml_string($datarray['object'],false);
 					$xt = parse_xml_string($datarray['target'],false);
 
-					if(($xt->type == ACTIVITY_OBJ_NOTE) && ($xt->id == $r[0]['uri'])) {
+					if(($xt->type == ACTIVITY_OBJ_NOTE) && ($xt->id)) {
+
+						// fetch the parent item
+
+						$tagp = q("select * from item where uri = '%s' and uid = %d limit 1",
+							dbesc($xt->id),
+							intval($importer['importer_uid'])
+						);
+						if(! count($tagp))
+							continue;	
 
 						// extract tag, if not duplicate, and this user allows tags, add to parent item						
 
 						if($xo->id && $xo->content) {
 							$newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
-
-							if(! (stristr($r[0]['tag'],$newtag))) {
+							if(! (stristr($tagp[0]['tag'],$newtag))) {
 								$i = q("SELECT `blocktags` FROM `user` where `uid` = %d LIMIT 1",
 									intval($importer['importer_uid'])
 								);
-								if(count($i) && ! ($i[0]['blocktags'])) {
-									q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
-										dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . $newtag),
-										intval($r[0]['id'])
+								if(count($i) && ! intval($i[0]['blocktags'])) {
+									q("UPDATE item SET tag = '%s', `edited` = '%s' WHERE id = %d LIMIT 1",
+										dbesc($tagp[0]['tag'] . (strlen($tagp[0]['tag']) ? ',' : '') . $newtag),
+										intval($tagp[0]['id']),
+										dbesc(datetime_convert())
 									);
 								}
 							}
@@ -2479,7 +2505,7 @@ function local_delivery($importer,$data) {
 			
 				if(!x($datarray['type']) || $datarray['type'] != 'activity') {
 
-					$myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 ",
+					$myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
 						dbesc($parent_uri),
 						intval($importer['importer_uid'])
 					);
@@ -3013,32 +3039,7 @@ function item_expire($uid,$days) {
 		if($expire_items==0 && $item['type']!='note')
 			continue;
 
-
-		$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
-			dbesc(datetime_convert()),
-			dbesc(datetime_convert()),
-			intval($item['id'])
-		);
-
-		$r = q("DELETE FROM item_id where iid in (select id from item where parent = %d) and uid = %d",
-			intval($item['id']),
-			intval($uid)
-		);
-
-		$r = q("DELETE FROM sign where iid in (select id from item where parent = %d) and uid = %d",
-			intval($item['id']),
-			intval($uid)
-		);
-
-		// kill the kids
-
-		$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
-			dbesc(datetime_convert()),
-			dbesc(datetime_convert()),
-			dbesc($item['parent-uri']),
-			intval($item['uid'])
-		);
-
+		drop_item($item['id'],false);
 	}
 
 	proc_run('php',"include/notifier.php","expire","$uid");
@@ -3100,6 +3101,25 @@ function drop_item($id,$interactive = true) {
 			intval($item['id'])
 		);
 
+		// clean up categories and tags so they don't end up as orphans
+
+		$matches = false;
+		$cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
+		if($cnt) {
+			foreach($matches as $mtch) {
+				file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],true);
+			}
+		}
+
+		$matches = false;
+
+		$cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
+		if($cnt) {
+			foreach($matches as $mtch) {
+				file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],false);
+			}
+		}
+
 		// If item is a link to a photo resource, nuke all the associated photos 
 		// (visitors will not have photo resources)
 		// This only applies to photos uploaded from the photos page. Photos inserted into a post do not
@@ -3123,6 +3143,17 @@ function drop_item($id,$interactive = true) {
 			// ignore the result
 		}
 
+		// clean up item_id and sign meta-data tables
+
+		$r = q("DELETE FROM item_id where iid in (select id from item where parent = %d and uid = %d)",
+			intval($item['id']),
+			intval($item['uid'])
+		);
+
+		$r = q("DELETE FROM sign where iid in (select id from item where parent = %d and uid = %d)",
+			intval($item['id']),
+			intval($item['uid'])
+		);
 
 		// If it's the parent of a comment thread, kill all the kids
 
@@ -3155,7 +3186,7 @@ function drop_item($id,$interactive = true) {
 			}	
 		}
 		$drop_id = intval($item['id']);
-			
+
 		// send the notification upstream/downstream as the case may be
 
 		if(! $interactive)
diff --git a/include/network.php b/include/network.php
index 4bec4a172..27a45ec40 100644
--- a/include/network.php
+++ b/include/network.php
@@ -583,7 +583,7 @@ function fetch_xrd_links($url) {
 
 
 // Take a URL from the wild, prepend http:// if necessary
-// and check DNS to see if it's real
+// and check DNS to see if it's real (or check if is a valid IP address)
 // return true if it's OK, false if something is wrong with it
 
 if(! function_exists('validate_url')) {
@@ -596,7 +596,7 @@ function validate_url(&$url) {
 		$url = 'http://' . $url;
 	$h = @parse_url($url);
 	
-	if(($h) && (dns_get_record($h['host'], DNS_A + DNS_CNAME + DNS_PTR))) {
+	if(($h) && (dns_get_record($h['host'], DNS_A + DNS_CNAME + DNS_PTR) || filter_var($h['host'], FILTER_VALIDATE_IP) )) {
 		return true;
 	}
 	return false;
@@ -611,7 +611,7 @@ function validate_email($addr) {
 		return false;
 	$h = substr($addr,strpos($addr,'@') + 1);
 
-	if(($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_PTR + DNS_MX))) {
+	if(($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_PTR + DNS_MX) || filter_var($h['host'], FILTER_VALIDATE_IP) )) {
 		return true;
 	}
 	return false;
diff --git a/include/notifier.php b/include/notifier.php
index ca7c7b92e..6ce281372 100644
--- a/include/notifier.php
+++ b/include/notifier.php
@@ -47,7 +47,7 @@ function notifier_run($argv, $argc){
 
 	$a->set_baseurl(get_config('system','url'));
 
-	logger('notifier: invoked: ' . print_r($argv,true));
+	logger('notifier: invoked: ' . print_r($argv,true), LOGGER_DEBUG);
 
 	$cmd = $argv[1];
 
@@ -304,7 +304,7 @@ function notifier_run($argv, $argc){
 			$conversant_str = dbesc(implode(', ',$conversants));
 		}
 
-		$r = q("SELECT * FROM `contact` WHERE `id` IN ( $conversant_str ) AND `blocked` = 0 AND `pending` = 0");
+		$r = q("SELECT * FROM `contact` WHERE `id` IN ( $conversant_str ) AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0");
 
 		if(count($r))
 			$contacts = $r;
@@ -520,7 +520,8 @@ function notifier_run($argv, $argc){
 							`user`.* 
 							FROM `contact` 
 							LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid` 
-							WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
+							WHERE `contact`.`blocked` = 0 AND `contact`.`archive` = 0
+							AND `contact`.`pending` = 0
 							AND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'
 							$sql_extra
 							AND `user`.`account_expired` = 0 LIMIT 1",
@@ -769,7 +770,7 @@ function notifier_run($argv, $argc){
 		);
 			
 		$r2 = q("SELECT `id`, `name`,`network` FROM `contact` 
-			WHERE `network` in ( '%s', '%s')  AND `uid` = %d AND `blocked` = 0 AND `pending` = 0
+			WHERE `network` in ( '%s', '%s')  AND `uid` = %d AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0
 			AND `rel` != %d order by rand() ",
 			dbesc(NETWORK_DFRN),
 			dbesc(NETWORK_MAIL2),
@@ -832,6 +833,8 @@ function notifier_run($argv, $argc){
 
 	}
 
+	logger('notifier: calling hooks', LOGGER_DEBUG);
+
 	if($normal_mode)
 		call_hooks('notifier_normal',$target_item);
 
diff --git a/include/onepoll.php b/include/onepoll.php
new file mode 100644
index 000000000..a64922aa3
--- /dev/null
+++ b/include/onepoll.php
@@ -0,0 +1,523 @@
+<?php
+
+require_once("boot.php");
+
+function onepoll_run($argv, $argc){
+	global $a, $db;
+
+	if(is_null($a)) {
+		$a = new App;
+	}
+  
+	if(is_null($db)) {
+	    @include(".htconfig.php");
+    	require_once("dba.php");
+	    $db = new dba($db_host, $db_user, $db_pass, $db_data);
+    	unset($db_host, $db_user, $db_pass, $db_data);
+  	};
+
+
+	require_once('include/session.php');
+	require_once('include/datetime.php');
+	require_once('library/simplepie/simplepie.inc');
+	require_once('include/items.php');
+	require_once('include/Contact.php');
+	require_once('include/email.php');
+	require_once('include/socgraph.php');
+	require_once('include/pidfile.php');
+	require_once('include/queue_fn.php');
+
+	load_config('config');
+	load_config('system');
+
+	$a->set_baseurl(get_config('system','url'));
+
+	load_hooks();
+
+	logger('onepoll: start');
+	
+	$abandon_days = intval(get_config('system','account_abandon_days'));
+	if($abandon_days < 1)
+		$abandon_days = 0;
+
+
+	$manual_id  = 0;
+	$generation = 0;
+	$hub_update = false;
+	$force      = false;
+	$restart    = false;
+
+	if(($argc > 1) && (intval($argv[1])))
+		$contact_id = intval($argv[1]);
+
+	if(! $contact_id) {
+		logger('onepoll: no contact');
+		return;
+	}
+
+	if(was_recently_delayed($contact_id))
+		return;
+
+	$d = datetime_convert();
+
+	// Only poll from those with suitable relationships,
+	// and which have a polling address and ignore Diaspora since 
+	// we are unable to match those posts with a Diaspora GUID and prevent duplicates.
+
+	$abandon_sql = (($abandon_days) 
+		? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days)) 
+		: '' 
+	);
+
+	$contacts = q("SELECT `contact`.* FROM `contact` 
+		WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
+		AND NOT `network` IN ( '%s', '%s' )
+		AND `contact`.`id` = %d
+		AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0 
+		AND `contact`.`archive` = 0 LIMIT 1",
+		intval(CONTACT_IS_SHARING),
+		intval(CONTACT_IS_FRIEND),
+		dbesc(NETWORK_DIASPORA),
+		dbesc(NETWORK_FACEBOOK),
+		intval($contact_id)
+	);
+
+	if(! count($contacts)) {
+		return;
+	}
+
+	$contact = $contacts[0];
+
+
+	$xml = false;
+
+	$t = $contact['last-update'];
+
+	if($contact['subhub']) {
+		$interval = get_config('system','pushpoll_frequency');
+		$contact['priority'] = (($interval !== false) ? intval($interval) : 3);
+		$hub_update = false;
+
+		if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
+				$hub_update = true;
+	}
+	else
+		$hub_update = false;
+
+
+	$importer_uid = $contact['uid'];
+		
+	$r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
+		intval($importer_uid)
+	);
+	if(! count($r))
+		return;
+
+	$importer = $r[0];
+
+	logger("onepoll: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
+
+	$last_update = (($contact['last-update'] === '0000-00-00 00:00:00') 
+		? datetime_convert('UTC','UTC','now - 7 days', ATOM_TIME)
+		: datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
+	);
+
+	if($contact['network'] === NETWORK_DFRN) {
+
+		$idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
+		if(intval($contact['duplex']) && $contact['dfrn-id'])
+			$idtosend = '0:' . $orig_id;
+		if(intval($contact['duplex']) && $contact['issued-id'])
+			$idtosend = '1:' . $orig_id;
+
+		// they have permission to write to us. We already filtered this in the contact query.
+		$perm = 'rw';
+
+		$url = $contact['poll'] . '?dfrn_id=' . $idtosend 
+			. '&dfrn_version=' . DFRN_PROTOCOL_VERSION 
+			. '&type=data&last_update=' . $last_update 
+			. '&perm=' . $perm ;
+
+		$handshake_xml = fetch_url($url);
+
+		logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
+
+
+		if(! $handshake_xml) {
+			logger("poller: $url appears to be dead - marking for death ");
+			// dead connection - might be a transient event, or this might
+			// mean the software was uninstalled or the domain expired. 
+			// Will keep trying for one month.
+			mark_for_death($contact);
+
+			// set the last-update so we don't keep polling
+			$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+				dbesc(datetime_convert()),
+				intval($contact['id'])
+			);
+
+			return;
+		}
+
+		if(! strstr($handshake_xml,'<?xml')) {
+			logger('poller: response from ' . $url . ' did not contain XML.');
+			$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+				dbesc(datetime_convert()),
+				intval($contact['id'])
+			);
+			return;
+		}
+
+
+		$res = parse_xml_string($handshake_xml);
+	
+		if(intval($res->status) == 1) {
+			logger("poller: $url replied status 1 - marking for death ");
+
+			// we may not be friends anymore. Will keep trying for one month.
+			// set the last-update so we don't keep polling
+
+
+			$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+				dbesc(datetime_convert()),
+				intval($contact['id'])
+			);
+			mark_for_death($contact);
+		}
+		else {
+			if($contact['term-date'] != '0000-00-00 00:00:00') {
+				logger("poller: $url back from the dead - removing mark for death");
+				unmark_for_death($contact);
+			}
+		}
+
+		if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
+			return;
+
+		if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
+			q("update contact set poco = '%s' where id = %d limit 1",
+				dbesc(str_replace('/profile/','/poco/', $contact['url'])),
+				intval($contact['id'])
+			);
+		}
+
+		$postvars = array();
+
+		$sent_dfrn_id = hex2bin((string) $res->dfrn_id);
+		$challenge    = hex2bin((string) $res->challenge);
+
+		$final_dfrn_id = '';
+
+		if(($contact['duplex']) && strlen($contact['prvkey'])) {
+			openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
+			openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
+		}
+		else {
+			openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
+			openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
+		}
+
+		$final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
+
+		if(strpos($final_dfrn_id,':') == 1)
+			$final_dfrn_id = substr($final_dfrn_id,2);
+
+		if($final_dfrn_id != $orig_id) {
+			logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);	
+			// did not decode properly - cannot trust this site 
+			return;
+		}
+
+		$postvars['dfrn_id'] = $idtosend;
+		$postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
+		$postvars['perm'] = 'rw';
+
+		$xml = post_url($contact['poll'],$postvars);
+
+	}
+	elseif(($contact['network'] === NETWORK_OSTATUS) 
+		|| ($contact['network'] === NETWORK_DIASPORA)
+		|| ($contact['network'] === NETWORK_FEED) ) {
+
+		// Upgrading DB fields from an older Friendica version
+		// Will only do this once per notify-enabled OStatus contact
+		// or if relationship changes
+
+		$stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
+
+		if($stat_writeable != $contact['writable']) {
+			q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
+				intval($stat_writeable),
+				intval($contact['id'])
+			);
+		}
+
+		// Are we allowed to import from this person?
+
+		if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
+			return;
+
+		$xml = fetch_url($contact['poll']);
+	}
+	elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
+
+		logger("onepoll: mail: Fetching", LOGGER_DEBUG);
+
+		$mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
+		if($mail_disabled)
+			return;
+
+		logger("onepoll: Mail: Enabled", LOGGER_DEBUG);
+
+		$mbox = null;
+		$x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1",
+			intval($importer_uid)
+		);
+		$mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
+			intval($importer_uid)
+		);
+		if(count($x) && count($mailconf)) {
+		    $mailbox = construct_mailbox_name($mailconf[0]);
+			$password = '';
+			openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
+			$mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
+			unset($password);
+			logger("Mail: Connect");
+			if($mbox) {
+				q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
+					dbesc(datetime_convert()),
+					intval($mailconf[0]['id']),
+					intval($importer_uid)
+				);
+			}
+		}
+		if($mbox) {
+
+			$msgs = email_poll($mbox,$contact['addr']);
+
+			if(count($msgs)) {
+				logger("Mail: Parsing ".count($msgs)." mails.", LOGGER_DEBUG);
+
+				foreach($msgs as $msg_uid) {
+					logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA);
+
+					$datarray = array();
+					$meta = email_msg_meta($mbox,$msg_uid);
+					$headers = email_msg_headers($mbox,$msg_uid);
+
+					// look for a 'references' header and try and match with a parent item we have locally.
+
+					$raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
+					$datarray['uri'] = msgid2iri(trim($meta->message_id,'<>'));
+
+					if($raw_refs) {
+						$refs_arr = explode(' ', $raw_refs);
+						if(count($refs_arr)) {
+							for($x = 0; $x < count($refs_arr); $x ++)
+								$refs_arr[$x] = "'" . msgid2iri(str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x]))) . "'";
+						}
+						$qstr = implode(',',$refs_arr);
+						$r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1",
+							intval($importer_uid)
+						);
+						if(count($r))
+							$datarray['parent-uri'] = $r[0]['uri'];
+					}
+
+
+					if(! x($datarray,'parent-uri'))
+						$datarray['parent-uri'] = $datarray['uri'];
+
+					// Have we seen it before?
+					$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
+						intval($importer_uid),
+						dbesc($datarray['uri'])
+					);
+
+					if(count($r)) {
+//						logger("Mail: Seen before ".$msg_uid);
+						if($meta->deleted && ! $r[0]['deleted']) {
+							q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
+								dbesc(datetime_convert()),
+								intval($r[0]['id'])
+							);
+						}
+						switch ($mailconf[0]['action']) {
+							case 0:
+								break;
+							case 1:
+								logger("Mail: Deleting ".$msg_uid);
+								imap_delete($mbox, $msg_uid, FT_UID);
+								break;
+							case 2:
+								logger("Mail: Mark as seen ".$msg_uid);
+								imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
+								break;
+							case 3:
+								logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
+								imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
+								if ($mailconf[0]['movetofolder'] != "")
+									imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
+								break;
+						}
+						continue;
+					}
+
+					// Decoding the header
+					$subject = imap_mime_header_decode($meta->subject);
+					$datarray['title'] = "";
+					foreach($subject as $subpart)
+						if ($subpart->charset != "default")
+							$datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
+						else
+							$datarray['title'] .= $subpart->text;
+
+					$datarray['title'] = notags(trim($datarray['title']));
+
+					//$datarray['title'] = notags(trim($meta->subject));
+					$datarray['created'] = datetime_convert('UTC','UTC',$meta->date);
+
+					// Is it  reply?
+					$reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") or
+						(substr(strtolower($datarray['title']), 0, 3) == "re-") or
+						(raw_refs != ""));
+
+					$r = email_get_msg($mbox,$msg_uid, $reply);
+					if(! $r) {
+						logger("Mail: can't fetch msg ".$msg_uid);
+						continue;
+					}
+					$datarray['body'] = escape_tags($r['body']);
+
+					logger("Mail: Importing ".$msg_uid);
+
+					// some mailing lists have the original author as 'from' - add this sender info to msg body.
+					// todo: adding a gravatar for the original author would be cool
+
+					if(! stristr($meta->from,$contact['addr'])) {
+						$from = imap_mime_header_decode($meta->from);
+						$fromdecoded = "";
+						foreach($from as $frompart)
+							if ($frompart->charset != "default")
+								$fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text);
+							else
+								$fromdecoded .= $frompart->text;
+
+						$datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body'];
+					}
+
+					$datarray['uid'] = $importer_uid;
+					$datarray['contact-id'] = $contact['id'];
+					if($datarray['parent-uri'] === $datarray['uri'])
+						$datarray['private'] = 1;
+					if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
+						$datarray['private'] = 1;
+						$datarray['allow_cid'] = '<' . $contact['id'] . '>';
+					}
+					$datarray['author-name'] = $contact['name'];
+					$datarray['author-link'] = 'mailbox';
+					$datarray['author-avatar'] = $contact['photo'];
+
+					$stored_item = item_store($datarray);
+					q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d",
+						dbesc($datarray['parent-uri']),
+						intval($importer_uid)
+					);
+					q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
+						intval($stored_item)
+					);
+					switch ($mailconf[0]['action']) {
+						case 0:
+							break;
+						case 1:
+							logger("Mail: Deleting ".$msg_uid);
+							imap_delete($mbox, $msg_uid, FT_UID);
+							break;
+						case 2:
+							logger("Mail: Mark as seen ".$msg_uid);
+							imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
+							break;
+						case 3:
+							logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
+							imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
+							if ($mailconf[0]['movetofolder'] != "")
+								imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
+							break;
+					}
+				}
+			}
+			imap_close($mbox);
+		}
+	}
+	elseif($contact['network'] === NETWORK_FACEBOOK) {
+		// This is picked up by the Facebook plugin on a cron hook.
+		// Ignored here.
+	}
+
+	if($xml) {
+		logger('poller: received xml : ' . $xml, LOGGER_DATA);
+			if((! strstr($xml,'<?xml')) && (! strstr($xml,'<rss'))) {
+			logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
+			$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+				dbesc(datetime_convert()),
+				intval($contact['id'])
+			);
+			return;
+		}
+
+
+		consume_feed($xml,$importer,$contact,$hub,1,1);
+
+
+		// do it twice. Ensures that children of parents which may be later in the stream aren't tossed
+	
+		consume_feed($xml,$importer,$contact,$hub,1,2);
+
+		$hubmode = 'subscribe';
+		if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
+			$hubmode = 'unsubscribe';
+
+		if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) {
+			logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
+			$hubs = explode(',', $hub);
+			if(count($hubs)) {
+				foreach($hubs as $h) {
+					$h = trim($h);
+					if(! strlen($h))
+						continue;
+					subscribe_to_hub($h,$importer,$contact,$hubmode);
+				}
+			}
+		}
+	}
+
+	$updated = datetime_convert();
+
+	$r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1",
+		dbesc($updated),
+		dbesc($updated),
+		intval($contact['id'])
+	);
+
+
+	// load current friends if possible.
+
+	if($contact['poco']) {	
+		$r = q("SELECT count(*) as total from glink 
+			where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
+			intval($contact['id'])
+		);
+	}
+	if(count($r)) {
+		if(! $r[0]['total']) {
+			poco_load($contact['id'],$importer_uid,0,$contact['poco']);
+		}
+	}
+
+	return;
+}
+
+if (array_search(__file__,get_included_files())===0){
+  onepoll_run($argv,$argc);
+  killme();
+}
diff --git a/include/plugin.php b/include/plugin.php
index 8196e8756..4ff78a8b4 100644
--- a/include/plugin.php
+++ b/include/plugin.php
@@ -5,7 +5,7 @@
 if (! function_exists('uninstall_plugin')){
 function uninstall_plugin($plugin){
 	logger("Addons: uninstalling " . $plugin);
-	q("DELETE FROM `addon` WHERE `name` = '%s' LIMIT 1",
+	q("DELETE FROM `addon` WHERE `name` = '%s' ",
 		dbesc($plugin)
 	);
 
@@ -37,6 +37,16 @@ function install_plugin($plugin) {
 			intval($t),
 			$plugin_admin
 		);
+
+		// we can add the following with the previous SQL
+		// once most site tables have been updated.
+		// This way the system won't fall over dead during the update.
+
+		if(file_exists('addon/' . $plugin . '/.hidden')) {
+			q("update addon set hidden = 1 where name = '%s' limit 1",
+				dbesc($plugin)
+			);
+		}
 		return true;
 	}
 	else {
diff --git a/include/poller.php b/include/poller.php
index 499483d00..6b12445d1 100644
--- a/include/poller.php
+++ b/include/poller.php
@@ -30,6 +30,17 @@ function poller_run($argv, $argc){
 	load_config('config');
 	load_config('system');
 
+	$maxsysload = intval(get_config('system','maxloadavg'));
+	if($maxsysload < 1)
+		$maxsysload = 50;
+	if(function_exists('sys_getloadavg')) {
+		$load = sys_getloadavg();
+		if(intval($load[0]) > $maxsysload) {
+			logger('system: load ' . $load . ' too high. Poller deferred to next scheduled run.');
+			return;
+		}
+	}
+
 	$lockpath = get_config('system','lockpath');
 	if ($lockpath != '') {
 		$pidfile = new pidfile($lockpath, 'poller.lck');
@@ -39,6 +50,8 @@ function poller_run($argv, $argc){
 		}
 	}
 
+
+
 	$a->set_baseurl(get_config('system','url'));
 
 	load_hooks();
@@ -113,6 +126,10 @@ function poller_run($argv, $argc){
 		$force     = true;
 	}
 
+	$interval = intval(get_config('system','poll_interval'));
+	if(! $interval) 
+		$interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
+
 	$sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 
 	reload_plugins();
@@ -136,6 +153,7 @@ function poller_run($argv, $argc){
 		AND NOT `network` IN ( '%s', '%s' )
 		$sql_extra 
 		AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0 
+		AND `contact`.`archive` = 0 
 		AND `user`.`account_expired` = 0 $abandon_sql ORDER BY RAND()",
 		intval(CONTACT_IS_SHARING),
 		intval(CONTACT_IS_FRIEND),
@@ -224,440 +242,12 @@ function poller_run($argv, $argc){
 					continue;
 			}
 
-			// Check to see if we are running out of memory - if so spawn a new process and kill this one
-
-			$avail_memory = return_bytes(ini_get('memory_limit'));
-			$memused = memory_get_peak_usage(true);
-			if(intval($avail_memory)) {
-				if(($memused / $avail_memory) > 0.95) {
-					if($generation + 1 > 10) {
-						logger('poller: maximum number of spawns exceeded. Terminating.');
-						killme();
-					}
-					logger('poller: memory exceeded. ' . $memused . ' bytes used. Spawning new poll.');
-					proc_run('php', 'include/poller.php', 'restart', (string) $generation + 1);
-					killme();
-				}
-			}
-
-			$importer_uid = $contact['uid'];
-		
-			$r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
-				intval($importer_uid)
-			);
-			if(! count($r))
-				continue;
-
-			$importer = $r[0];
-
-			logger("poller: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
-
-			$last_update = (($contact['last-update'] === '0000-00-00 00:00:00') 
-				? datetime_convert('UTC','UTC','now - 30 days', ATOM_TIME)
-				: datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
-			);
-
-			if($contact['network'] === NETWORK_DFRN) {
-
-				$idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
-
-				if(intval($contact['duplex']) && $contact['dfrn-id'])
-					$idtosend = '0:' . $orig_id;
-				if(intval($contact['duplex']) && $contact['issued-id'])
-					$idtosend = '1:' . $orig_id;
-
-				// they have permission to write to us. We already filtered this in the contact query.
-				$perm = 'rw';
-
-				$url = $contact['poll'] . '?dfrn_id=' . $idtosend 
-					. '&dfrn_version=' . DFRN_PROTOCOL_VERSION 
-					. '&type=data&last_update=' . $last_update 
-					. '&perm=' . $perm ;
-	
-				$handshake_xml = fetch_url($url);
-
-				logger('poller: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
-
-
-				if(! $handshake_xml) {
-					logger("poller: $url appears to be dead - marking for death ");
-					// dead connection - might be a transient event, or this might
-					// mean the software was uninstalled or the domain expired. 
-					// Will keep trying for one month.
-					mark_for_death($contact);
-
-					// set the last-update so we don't keep polling
-
-					$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
-						dbesc(datetime_convert()),
-						intval($contact['id'])
-					);
-
-					continue;
-				}
-
-				if(! strstr($handshake_xml,'<?xml')) {
-					logger('poller: response from ' . $url . ' did not contain XML.');
-					$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
-						dbesc(datetime_convert()),
-						intval($contact['id'])
-					);
-					continue;
-				}
-
-
-				$res = parse_xml_string($handshake_xml);
-	
-				if(intval($res->status) == 1) {
-					logger("poller: $url replied status 1 - marking for death ");
-
-					// we may not be friends anymore. Will keep trying for one month.
-					// set the last-update so we don't keep polling
-
-					$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
-						dbesc(datetime_convert()),
-						intval($contact['id'])
-					);
-
-					mark_for_death($contact);
-				}
-				else {
-					if($contact['term-date'] != '0000-00-00 00:00:00') {
-						logger("poller: $url back from the dead - removing mark for death");
-						unmark_for_death($contact);
-					}
-				}
-
-				if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
-					continue;
-
-				if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
-					q("update contact set poco = '%s' where id = %d limit 1",
-						dbesc(str_replace('/profile/','/poco/', $contact['url'])),
-						intval($contact['id'])
-					);
-				}
-
-				$postvars = array();
-
-				$sent_dfrn_id = hex2bin((string) $res->dfrn_id);
-				$challenge    = hex2bin((string) $res->challenge);
-
-				$final_dfrn_id = '';
-
-				if(($contact['duplex']) && strlen($contact['prvkey'])) {
-					openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
-					openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
-				}
-				else {
-					openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
-					openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
-				}
-
-				$final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
-
-				if(strpos($final_dfrn_id,':') == 1)
-					$final_dfrn_id = substr($final_dfrn_id,2);
-
-				if($final_dfrn_id != $orig_id) {
-					logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);	
-					// did not decode properly - cannot trust this site 
-					continue;
-				}
-
-				$postvars['dfrn_id'] = $idtosend;
-				$postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
-				$postvars['perm'] = 'rw';
-
-				$xml = post_url($contact['poll'],$postvars);
-			}
-			elseif(($contact['network'] === NETWORK_OSTATUS) 
-				|| ($contact['network'] === NETWORK_DIASPORA)
-				|| ($contact['network'] === NETWORK_FEED) ) {
-
-				// Upgrading DB fields from an older Friendica version
-				// Will only do this once per notify-enabled OStatus contact
-				// or if relationship changes
-
-				$stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
-
-				if($stat_writeable != $contact['writable']) {
-					q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
-						intval($stat_writeable),
-						intval($contact['id'])
-					);
-				}
-
-				// Are we allowed to import from this person?
-
-				if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
-					continue;
-
-				$xml = fetch_url($contact['poll']);
-			}
-			elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
-
-				logger("Mail: Fetching");
-
-				$mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
-				if($mail_disabled)
-					continue;
-
-				logger("Mail: Enabled");
-
-				$mbox = null;
-				$x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1",
-					intval($importer_uid)
-				);
-				$mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
-					intval($importer_uid)
-				);
-				if(count($x) && count($mailconf)) {
-				    $mailbox = construct_mailbox_name($mailconf[0]);
-					$password = '';
-					openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
-					$mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
-					unset($password);
-					logger("Mail: Connect");
-					if($mbox) {
-						q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
-							dbesc(datetime_convert()),
-							intval($mailconf[0]['id']),
-							intval($importer_uid)
-						);
-					}
-				}
-				if($mbox) {
-					logger("Mail: mbox");
-
-					$msgs = email_poll($mbox,$contact['addr']);
-
-					if(count($msgs)) {
-						logger("Mail: Parsing ".count($msgs)." mails.");
-
-						foreach($msgs as $msg_uid) {
-							logger("Mail: Parsing mail ".$msg_uid);
-
-							$datarray = array();
-							$meta = email_msg_meta($mbox,$msg_uid);
-							$headers = email_msg_headers($mbox,$msg_uid);
-
-							// look for a 'references' header and try and match with a parent item we have locally.
-
-							$raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
-							$datarray['uri'] = msgid2iri(trim($meta->message_id,'<>'));
-
-							if($raw_refs) {
-								$refs_arr = explode(' ', $raw_refs);
-								if(count($refs_arr)) {
-									for($x = 0; $x < count($refs_arr); $x ++)
-										$refs_arr[$x] = "'" . msgid2iri(str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x]))) . "'";
-								}
-								$qstr = implode(',',$refs_arr);
-								$r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1",
-									intval($importer_uid)
-								);
-								if(count($r))
-									$datarray['parent-uri'] = $r[0]['uri'];
-							}
-
-
-							if(! x($datarray,'parent-uri'))
-								$datarray['parent-uri'] = $datarray['uri'];
-
-							// Have we seen it before?
-							$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
-								intval($importer_uid),
-								dbesc($datarray['uri'])
-							);
-
-							if(count($r)) {
-								logger("Mail: Seen before ".$msg_uid);
-								if($meta->deleted && ! $r[0]['deleted']) {
-									q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
-										dbesc(datetime_convert()),
-										intval($r[0]['id'])
-									);
-								}
-								switch ($mailconf[0]['action']) {
-									case 0:
-										break;
-									case 1:
-										logger("Mail: Deleting ".$msg_uid);
-										imap_delete($mbox, $msg_uid, FT_UID);
-										break;
-									case 2:
-										logger("Mail: Mark as seen ".$msg_uid);
-										imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
-										break;
-									case 3:
-										logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
-										imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
-										if ($mailconf[0]['movetofolder'] != "")
-											imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
-										break;
-								}
-								continue;
-							}
-
-							// Decoding the header
-							$subject = imap_mime_header_decode($meta->subject);
-							$datarray['title'] = "";
-							foreach($subject as $subpart)
-								if ($subpart->charset != "default")
-									$datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
-								else
-									$datarray['title'] .= $subpart->text;
-
-							$datarray['title'] = notags(trim($datarray['title']));
-
-							//$datarray['title'] = notags(trim($meta->subject));
-							$datarray['created'] = datetime_convert('UTC','UTC',$meta->date);
-
-							// Is it  reply?
-							$reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") or
-								(substr(strtolower($datarray['title']), 0, 3) == "re-") or
-								(raw_refs != ""));
-
-							$r = email_get_msg($mbox,$msg_uid, $reply);
-							if(! $r) {
-								logger("Mail: can't fetch msg ".$msg_uid);
-								continue;
-							}
-							$datarray['body'] = escape_tags($r['body']);
-
-							logger("Mail: Importing ".$msg_uid);
-
-							// some mailing lists have the original author as 'from' - add this sender info to msg body.
-							// todo: adding a gravatar for the original author would be cool
-
-							if(! stristr($meta->from,$contact['addr'])) {
-								$from = imap_mime_header_decode($meta->from);
-								$fromdecoded = "";
-								foreach($from as $frompart)
-									if ($frompart->charset != "default")
-										$fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text);
-									else
-										$fromdecoded .= $frompart->text;
-
-								$datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body'];
-							}
-
-							$datarray['uid'] = $importer_uid;
-							$datarray['contact-id'] = $contact['id'];
-							if($datarray['parent-uri'] === $datarray['uri'])
-								$datarray['private'] = 1;
-							if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
-								$datarray['private'] = 1;
-								$datarray['allow_cid'] = '<' . $contact['id'] . '>';
-							}
-							$datarray['author-name'] = $contact['name'];
-							$datarray['author-link'] = 'mailbox';
-							$datarray['author-avatar'] = $contact['photo'];
-
-							$stored_item = item_store($datarray);
-							q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d",
-								dbesc($datarray['parent-uri']),
-								intval($importer_uid)
-							);
-							q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
-								intval($stored_item)
-							);
-							switch ($mailconf[0]['action']) {
-								case 0:
-									break;
-								case 1:
-									logger("Mail: Deleting ".$msg_uid);
-									imap_delete($mbox, $msg_uid, FT_UID);
-									break;
-								case 2:
-									logger("Mail: Mark as seen ".$msg_uid);
-									imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
-									break;
-								case 3:
-									logger("Mail: Moving ".$msg_uid." to ".$mailconf[0]['movetofolder']);
-									imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
-									if ($mailconf[0]['movetofolder'] != "")
-										imap_mail_move($mbox, $msg_uid, $mailconf[0]['movetofolder'], FT_UID);
-									break;
-							}
-						}
-					}
-
-					imap_close($mbox);
-				}
-			}
-			elseif($contact['network'] === NETWORK_FACEBOOK) {
-				// This is picked up by the Facebook plugin on a cron hook.
-				// Ignored here.
-			}
-
-			if($xml) {
-				logger('poller: received xml : ' . $xml, LOGGER_DATA);
-
-				if(! strstr($xml,'<?xml')) {
-					logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
-					$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
-						dbesc(datetime_convert()),
-						intval($contact['id'])
-					);
-					continue;
-				}
-
-
-				consume_feed($xml,$importer,$contact,$hub,1,1);
-
-				// do it twice. Ensures that children of parents which may be later in the stream aren't tossed
-	
-				consume_feed($xml,$importer,$contact,$hub,1,2);
-
-				$hubmode = 'subscribe';
-				if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
-					$hubmode = 'unsubscribe';
-
-				if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) {
-					logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
-					$hubs = explode(',', $hub);
-					if(count($hubs)) {
-						foreach($hubs as $h) {
-							$h = trim($h);
-							if(! strlen($h))
-								continue;
-							subscribe_to_hub($h,$importer,$contact,$hubmode);
-						}
-					}
-				}
-			}
-
-
-			$updated = datetime_convert();
-
-			$r = q("UPDATE `contact` SET `last-update` = '%s', `success_update` = '%s' WHERE `id` = %d LIMIT 1",
-				dbesc($updated),
-				dbesc($updated),
-				intval($contact['id'])
-			);
-
-
-			// load current friends if possible.
-
-			if($contact['poco']) {	
-				$r = q("SELECT count(*) as total from glink 
-					where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
-					intval($contact['id'])
-				);
-			}
-			if(count($r)) {
-				if(! $r[0]['total']) {
-					poco_load($contact['id'],$importer_uid,$contact['poco']);
-				}
-			}
-
-			// loop - next contact
+			proc_run('php','include/onepoll.php',$contact['id']);
+			if($interval)
+				@time_sleep_until(microtime(true) + (float) $interval);
 		}
 	}
 
-		
 	return;
 }
 
diff --git a/include/profile_selectors.php b/include/profile_selectors.php
index a2cef959d..4700bb96f 100644
--- a/include/profile_selectors.php
+++ b/include/profile_selectors.php
@@ -7,8 +7,10 @@ function gender_selector($current="",$suffix="") {
 
 	$o .= "<select name=\"gender$suffix\" id=\"gender-select$suffix\" size=\"1\" >";
 	foreach($select as $selection) {
-		$selected = (($selection == $current) ? ' selected="selected" ' : '');
-		$o .= "<option value=\"$selection\" $selected >$selection</option>";
+		if($selection !== 'NOTRANSLATION') {
+			$selected = (($selection == $current) ? ' selected="selected" ' : '');
+			$o .= "<option value=\"$selection\" $selected >$selection</option>";
+		}
 	}
 	$o .= '</select>';
 	return $o;
@@ -20,8 +22,10 @@ function sexpref_selector($current="",$suffix="") {
 
 	$o .= "<select name=\"sexual$suffix\" id=\"sexual-select$suffix\" size=\"1\" >";
 	foreach($select as $selection) {
-		$selected = (($selection == $current) ? ' selected="selected" ' : '');
-		$o .= "<option value=\"$selection\" $selected >$selection</option>";
+		if($selection !== 'NOTRANSLATION') {
+			$selected = (($selection == $current) ? ' selected="selected" ' : '');
+			$o .= "<option value=\"$selection\" $selected >$selection</option>";
+		}
 	}
 	$o .= '</select>';
 	return $o;
@@ -34,8 +38,10 @@ function marital_selector($current="",$suffix="") {
 
 	$o .= "<select name=\"marital\" id=\"marital-select\" size=\"1\" >";
 	foreach($select as $selection) {
-		$selected = (($selection == $current) ? ' selected="selected" ' : '');
-		$o .= "<option value=\"$selection\" $selected >$selection</option>";
+		if($selection !== 'NOTRANSLATION') {
+			$selected = (($selection == $current) ? ' selected="selected" ' : '');
+			$o .= "<option value=\"$selection\" $selected >$selection</option>";
+		}
 	}
 	$o .= '</select>';
 	return $o;
diff --git a/include/queue_fn.php b/include/queue_fn.php
index 3c1087f4e..2aca338f5 100644
--- a/include/queue_fn.php
+++ b/include/queue_fn.php
@@ -15,6 +15,17 @@ function remove_queue_item($id) {
 	);
 }
 
+function was_recently_delayed($cid) {
+
+	$r = q("SELECT `id` FROM `queue` WHERE `cid` = %d 
+		and last > UTC_TIMESTAMP() - interval 15 minute limit 1",
+		intval($cid)
+	);
+	if(count($r))
+		return true;
+	return false;
+}
+
 
 function add_to_queue($cid,$network,$msg,$batch = false) {
 
diff --git a/include/socgraph.php b/include/socgraph.php
index 3f5194049..592779089 100644
--- a/include/socgraph.php
+++ b/include/socgraph.php
@@ -20,7 +20,7 @@ require_once('include/datetime.php');
 
 
 
-function poco_load($cid,$uid = 0,$url = null) {
+function poco_load($cid,$uid = 0,$zcid = 0,$url = null) {
 	$a = get_app();
 
 	if($cid) {
@@ -53,7 +53,6 @@ function poco_load($cid,$uid = 0,$url = null) {
 	if(($a->get_curl_code() > 299) || (! $s))
 		return;
 
-
 	$j = json_decode($s);
 
 	logger('poco_load: json: ' . print_r($j,true),LOGGER_DATA);
@@ -81,7 +80,6 @@ function poco_load($cid,$uid = 0,$url = null) {
 				$connect_url = str_replace('acct:' , '', $url->value);
 				continue;
 			}
-
 		} 
 		foreach($entry->photos as $photo) {
 			if($photo->type == 'profile') {
@@ -101,11 +99,12 @@ function poco_load($cid,$uid = 0,$url = null) {
 			$gcid = $x[0]['id'];
 
 			if($x[0]['name'] != $name || $x[0]['photo'] != $profile_photo) {
-				q("update gcontact set `name` = '%s', `photo` = '%s', `connect` = '%s' 
+				q("update gcontact set `name` = '%s', `photo` = '%s', `connect` = '%s', `url` = '%s' 
 					where `nurl` = '%s' limit 1",
 					dbesc($name),
 					dbesc($profile_photo),
 					dbesc($connect_url),
+					dbesc($profile_url),
 					dbesc(normalise_link($profile_url))
 				);
 			}
@@ -128,34 +127,38 @@ function poco_load($cid,$uid = 0,$url = null) {
 		if(! $gcid)
 			return;
 
-		$r = q("select * from glink where `cid` = %d and `uid` = %d and `gcid` = %d limit 1",
+		$r = q("select * from glink where `cid` = %d and `uid` = %d and `gcid` = %d and `zcid` = %d limit 1",
 			intval($cid),
 			intval($uid),
-			intval($gcid)
+			intval($gcid),
+			intval($zcid)
 		);
 		if(! count($r)) {
-			q("insert into glink ( `cid`,`uid`,`gcid`,`updated`) values (%d,%d,%d,'%s') ",
+			q("insert into glink ( `cid`,`uid`,`gcid`,`zcid`, `updated`) values (%d,%d,%d,%d, '%s') ",
 				intval($cid),
 				intval($uid),
 				intval($gcid),
+				intval($zcid),
 				dbesc(datetime_convert())
 			);
 		}
 		else {
-			q("update glink set updated = '%s' where `cid` = %d and `uid` = %d and `gcid` = %d limit 1",
+			q("update glink set updated = '%s' where `cid` = %d and `uid` = %d and `gcid` = %d and zcid = %d limit 1",
 				dbesc(datetime_convert()),
 				intval($cid),
 				intval($uid),
-				intval($gcid)
+				intval($gcid),
+				intval($zcid)
 			);
 		}
 
 	}
 	logger("poco_load: loaded $total entries",LOGGER_DEBUG);
 
-	q("delete from glink where `cid` = %d and `uid` = %d and `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY",
+	q("delete from glink where `cid` = %d and `uid` = %d and `zcid` = %d and `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY",
 		intval($cid),
-		intval($uid)
+		intval($uid),
+		intval($zcid)
 	);
 
 }
@@ -166,13 +169,14 @@ function count_common_friends($uid,$cid) {
 	$r = q("SELECT count(*) as `total`
 		FROM `glink` left join `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 		where `glink`.`cid` = %d and `glink`.`uid` = %d
-		and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and id != %d ) ",
+		and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 and id != %d ) ",
 		intval($cid),
 		intval($uid),
 		intval($uid),
 		intval($cid)
 	);
 
+//	logger("count_common_friends: $uid $cid {$r[0]['total']}"); 
 	if(count($r))
 		return $r[0]['total'];
 	return 0;
@@ -180,23 +184,70 @@ function count_common_friends($uid,$cid) {
 }
 
 
-function common_friends($uid,$cid) {
+function common_friends($uid,$cid,$start = 0,$limit=9999,$shuffle = false) {
+
+	if($shuffle)
+		$sql_extra = " order by rand() ";
+	else
+		$sql_extra = " order by `gcontact`.`name` asc "; 
 
 	$r = q("SELECT `gcontact`.* 
 		FROM `glink` left join `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 		where `glink`.`cid` = %d and `glink`.`uid` = %d
-		and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and id != %d ) 
-		order by `gcontact`.`name` asc ",
+		and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 and id != %d ) 
+		$sql_extra limit %d, %d",
 		intval($cid),
 		intval($uid),
 		intval($uid),
-		intval($cid)
+		intval($cid),
+		intval($start),
+		intval($limit)
+	);
+
+	return $r;
+
+}
+
+
+function count_common_friends_zcid($uid,$zcid) {
+
+	$r = q("SELECT count(*) as `total` 
+		FROM `glink` left join `gcontact` on `glink`.`gcid` = `gcontact`.`id`
+		where `glink`.`zcid` = %d
+		and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 ) ",
+		intval($zcid),
+		intval($uid)
+	);
+
+	if(count($r))
+		return $r[0]['total'];
+	return 0;
+
+}
+
+function common_friends_zcid($uid,$zcid,$start = 0, $limit = 9999,$shuffle) {
+
+	if($shuffle)
+		$sql_extra = " order by rand() ";
+	else
+		$sql_extra = " order by `gcontact`.`name` asc "; 
+
+	$r = q("SELECT `gcontact`.* 
+		FROM `glink` left join `gcontact` on `glink`.`gcid` = `gcontact`.`id`
+		where `glink`.`zcid` = %d
+		and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 ) 
+		$sql_extra limit %d, %d",
+		intval($zcid),
+		intval($uid),
+		intval($start),
+		intval($limit)
 	);
 
 	return $r;
 
 }
 
+
 function count_all_friends($uid,$cid) {
 
 	$r = q("SELECT count(*) as `total`
@@ -254,7 +305,7 @@ function suggestion_query($uid, $start = 0, $limit = 80) {
 
 	$r2 = q("SELECT gcontact.* from gcontact 
 		left join glink on glink.gcid = gcontact.id 
-		where glink.uid = 0 and glink.cid = 0 and not gcontact.nurl in ( select nurl from contact where uid = %d )
+		where glink.uid = 0 and glink.cid = 0 and glink.zcid = 0 and not gcontact.nurl in ( select nurl from contact where uid = %d )
 		and not gcontact.name in ( select name from contact where uid = %d )
 		and not gcontact.id in ( select gcid from gcign where uid = %d )
 		order by rand() limit %d, %d ",
@@ -276,7 +327,7 @@ function update_suggestions() {
 
 	$done = array();
 
-	poco_load(0,0,$a->get_baseurl() . '/poco');
+	poco_load(0,0,0,$a->get_baseurl() . '/poco');
 
 	$done[] = $a->get_baseurl() . '/poco';
 
@@ -288,7 +339,7 @@ function update_suggestions() {
 				foreach($j->entries as $entry) {
 					$url = $entry->url . '/poco';
 					if(! in_array($url,$done))
-						poco_load(0,0,$entry->url . '/poco');
+						poco_load(0,0,0,$entry->url . '/poco');
 				}
 			}
 		}
@@ -302,7 +353,7 @@ function update_suggestions() {
 		foreach($r as $rr) {
 			$base = substr($rr['poco'],0,strrpos($rr['poco'],'/'));
 			if(! in_array($base,$done))
-				poco_load(0,0,$base);
+				poco_load(0,0,0,$base);
 		}
 	}
 }
diff --git a/include/text.php b/include/text.php
index 8c8db66a9..e3c683338 100644
--- a/include/text.php
+++ b/include/text.php
@@ -558,7 +558,7 @@ function contact_block() {
 
 	if((! is_array($a->profile)) || ($a->profile['hide-friends']))
 		return $o;
-	$r = q("SELECT COUNT(*) AS `total` FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0 AND `hidden` = 0",
+	$r = q("SELECT COUNT(*) AS `total` FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0 AND `hidden` = 0 AND `archive` = 0",
 			intval($a->profile['uid'])
 	);
 	if(count($r)) {
@@ -569,7 +569,7 @@ function contact_block() {
 		$micropro = Null;
 		
 	} else {
-		$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0 AND `hidden` = 0 ORDER BY RAND() LIMIT %d",
+		$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0 AND `hidden` = 0 AND `archive` = 0 ORDER BY RAND() LIMIT %d",
 				intval($a->profile['uid']),
 				intval($shown)
 		);
@@ -930,7 +930,8 @@ function prepare_body($item,$attach = false) {
 		foreach($matches as $mtch) {
 			if(strlen($x))
 				$x .= ',';
-			$x .= xmlify(file_tag_decode($mtch[1]));
+			$x .= xmlify(file_tag_decode($mtch[1])) 
+				. ((local_user() == $item['uid']) ? ' <a href="' . $a->get_baseurl() . '/filerm/' . $item['id'] . '?f=&cat=' . xmlify(file_tag_decode($mtch[1])) . '" title="' . t('remove') . '" >' . t('[remove]') . '</a>' : '');
 		}
 		if(strlen($x))
 			$s .= '<div class="categorytags"><span>' . t('Categories:') . ' </span>' . $x . '</div>'; 
@@ -1466,12 +1467,16 @@ function file_tag_save_file($uid,$item,$file) {
 	return true;
 }
 
-function file_tag_unsave_file($uid,$item,$file) {
+function file_tag_unsave_file($uid,$item,$file,$cat = false) {
 	$result = false;
 	if(! intval($uid))
 		return false;
 
-	$pattern = '[' . file_tag_encode($file) . ']' ;
+	if($cat == true)
+		$pattern = '<' . file_tag_encode($file) . '>' ;
+	else
+		$pattern = '[' . file_tag_encode($file) . ']' ;
+
 
 	$r = q("select file from item where id = %d and uid = %d limit 1",
 		intval($item),
@@ -1486,13 +1491,14 @@ function file_tag_unsave_file($uid,$item,$file) {
 		intval($uid)
 	);
 
-	$r = q("select file from item where uid = %d " . file_tag_file_query('item',$file),
+	$r = q("select file from item where uid = %d and deleted = 0 " . file_tag_file_query('item',$file,(($cat) ? 'category' : 'file')),
 		intval($uid)
 	);
 
 	if(! count($r)) {
 		$saved = get_pconfig($uid,'system','filetags');
 		set_pconfig($uid,'system','filetags',str_replace($pattern,'',$saved));
+
 	}
 	return true;
 }
@@ -1518,3 +1524,9 @@ function fix_mce_lf($s) {
 	$s = str_replace("\n\n","\n",$s);
 	return $s;
 }
+
+
+function protect_sprintf($s) {
+	return(str_replace('%','%%',$s));
+}
+