From b4c603cdace281f79e1738d2e006851b00af511e Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Mon, 12 Nov 2012 16:16:37 -0800
Subject: one could say we've sort of got zot - at least there are two-way
 communications for channel meta info, don't yet know if it's working

---
 mod/post.php | 58 +++++++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 47 insertions(+), 11 deletions(-)

(limited to 'mod/post.php')

diff --git a/mod/post.php b/mod/post.php
index fb8885b93..82ffb5817 100644
--- a/mod/post.php
+++ b/mod/post.php
@@ -9,16 +9,25 @@ require_once('include/zot.php');
 	
 function post_post(&$a) {
 
-	$ret = array('result' => false, 'message' => '');
+	$ret = array('result' => false);
 
-	$msgtype = ((array_key_exists('type',$_REQUEST)) ? $_REQUEST['type'] : '');
+	if(array_key_exists('iv',$_REQUEST)) {
+		// hush-hush ultra top secret mode
+		$data = aes_unencapsulate($_REQUEST,get_config('system','site_prvkey'));
+	}
+	else {
+		$data = $_REQUEST;
+	}
 
-	if(array_key_exists('sender',$_REQUEST)) {
-		$j_sender = json_decode($_REQUEST['sender']);
+	$msgtype = ((array_key_exists('type',$data)) ? $data['type'] : '');
+
+	if(array_key_exists('sender',$data)) {
+		$j_sender = json_decode($data['sender']);
 	}	
 
 	$hub = zot_gethub($j_sender);
 	if(! $hub) {
+		// (!!) this will validate the sender
 		$result = zot_register_hub($j_sender);
 		if((! $result['success']) || (! zot_gethub($j_sender))) {
 			$ret['message'] = 'Hub not available.';
@@ -26,27 +35,54 @@ function post_post(&$a) {
 		}
 	}
 
-	// check which hub is primary and take action if mismatched
+	// TODO: check which hub is primary and take action if mismatched
 
+	if(array_key_exists('recipients',$data))
+		$j_recipients = json_decode($data['recipients']);
 
 	if($msgtype === 'refresh') {
 
-		// Need to pass the recipient in the message
+		// remote channel info (such as permissions or photo or something)
+		// has been updated. Grab a fresh copy and sync it.
 
-		// look up recipient
+		if($j_recipients) {
 
-		// format args
-		// $r = zot_refresh($them,$channel);
+			// This would be a permissions update, typically for one connection
 
-		return;
+			foreach($j_recipients as $recip) {	
+				$r = q("select channel.*,xchan.* from channel 
+					left join xchan on channel_hash = xchan_hash
+					where channel_guid = '%s' and channel_guid_sig = '%s' limit 1",
+					dbesc($recip->guid),
+					dbesc($recip->guid_sig)
+				);
 
+				$x = zot_refresh(array(
+						'xchan_guid'     => $j_sender->guid, 
+						'xchan_guid_sig' => $j_sender->guid_sig,
+						'hubloc_url'     => $j_sender->url
+				),$r[0]);
+			}
+		}
+		else {
+
+			// system wide refresh
+				
+			$x = zot_refresh(array(
+				'xchan_guid'     => $j_sender->guid, 
+				'xchan_guid_sig' => $j_sender->guid_sig,
+				'hubloc_url'     => $j_sender->url
+			),null);
+		}
+		$ret['result'] = true;
+		json_return_and_die($ret);
 	}
 
 	if($msgtype === 'notify') {
 
 
 		// add to receive queue
-		// qreceive_add($_REQUEST);
+		// qreceive_add($data);
 
 		$ret['result'] = true;
 		json_return_and_die($ret);
-- 
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