From 2fa9645dfc4dc640d7460f069fc9536cce1e4fd2 Mon Sep 17 00:00:00 2001
From: zotlabs <mike@macgirvin.com>
Date: Wed, 11 Apr 2018 17:40:04 -0700
Subject: channel delegation: push current identity and pop it on logout from
 the delegated channel. This fixes the known issue of being forced to log back
 in after leaving the delegated channel.

---
 Zotlabs/Module/Logout.php |  7 ++++++-
 Zotlabs/Module/Magic.php  |  2 ++
 include/auth.php          | 13 +++++++++++--
 include/bbcode.php        |  4 ++--
 include/html2bbcode.php   |  1 +
 view/js/main.js           |  1 -
 6 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/Zotlabs/Module/Logout.php b/Zotlabs/Module/Logout.php
index f06e7278b..d11ce54ac 100644
--- a/Zotlabs/Module/Logout.php
+++ b/Zotlabs/Module/Logout.php
@@ -5,7 +5,12 @@ namespace Zotlabs\Module;
 class Logout extends \Zotlabs\Web\Controller {
 
 	function init() {
-		\App::$session->nuke();
+		if($_SESSION['delegate'] && $_SESSION['delegate_push']) {
+			$_SESSION = $_SESSION['delegate_push'];
+		}
+		else {	
+			\App::$session->nuke();
+		}
 		goaway(z_root());
 
 	}
diff --git a/Zotlabs/Module/Magic.php b/Zotlabs/Module/Magic.php
index 15e5cedcf..4b3a223ba 100644
--- a/Zotlabs/Module/Magic.php
+++ b/Zotlabs/Module/Magic.php
@@ -112,6 +112,8 @@ class Magic extends \Zotlabs\Web\Controller {
 				if($r && intval($r[0]['channel_id'])) {
 					$allowed = perm_is_allowed($r[0]['channel_id'],get_observer_hash(),'delegate');
 					if($allowed) {
+						$tmp = $_SESSION;
+						$_SESSION['delegate_push'] = $tmp;
 						$_SESSION['delegate_channel'] = $r[0]['channel_id'];
 						$_SESSION['delegate'] = get_observer_hash();
 						$_SESSION['account_id'] = intval($r[0]['channel_account_id']);
diff --git a/include/auth.php b/include/auth.php
index 844566919..c44eeb8fc 100644
--- a/include/auth.php
+++ b/include/auth.php
@@ -145,8 +145,17 @@ if((isset($_SESSION)) && (x($_SESSION, 'authenticated')) &&
 		// process logout request
 		$args = array('channel_id' => local_channel());
 		call_hooks('logging_out', $args);
-		App::$session->nuke();
-		info( t('Logged out.') . EOL);
+
+
+		if($_SESSION['delegate'] && $_SESSION['delegate_push']) {
+			$_SESSION = $_SESSION['delegate_push'];
+			info( t('Delegation session ended.') . EOL);
+		}
+		else {	
+			App::$session->nuke();
+			info( t('Logged out.') . EOL);
+		}
+
 		goaway(z_root());
 	}
 
diff --git a/include/bbcode.php b/include/bbcode.php
index 152e4888f..340fe6b25 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -1001,11 +1001,11 @@ function bbcode($Text, $options = []) {
 	}
 	// Check for strike-through text
 	if (strpos($Text,'[s]') !== false) {
-		$Text = preg_replace("(\[s\](.*?)\[\/s\])ism", '<strike>$1</strike>', $Text);
+		$Text = preg_replace("(\[s\](.*?)\[\/s\])ism", '<span style="text-decoration: line-through;">$1</span>', $Text);
 	}
 	// Check for over-line text
 	if (strpos($Text,'[o]') !== false) {
-		$Text = preg_replace("(\[o\](.*?)\[\/o\])ism", '<span class="overline">$1</span>', $Text);
+		$Text = preg_replace("(\[o\](.*?)\[\/o\])ism", '<span style="text-decoration: overline;">$1</span>', $Text);
 	}
 	if (strpos($Text,'[sup]') !== false) {
 		$Text = preg_replace("(\[sup\](.*?)\[\/sup\])ism", '<sup>$1</sup>', $Text);
diff --git a/include/html2bbcode.php b/include/html2bbcode.php
index 4166299db..1a03fbdaf 100644
--- a/include/html2bbcode.php
+++ b/include/html2bbcode.php
@@ -164,6 +164,7 @@ function html2bbcode($message)
 	node2bbcode($doc, 'b', array(), '[b]', '[/b]');
 	node2bbcode($doc, 'i', array(), '[i]', '[/i]');
 	node2bbcode($doc, 'u', array(), '[u]', '[/u]');
+	node2bbcode($doc, 's', array(), '[s]', '[/s]');
 
 	node2bbcode($doc, 'big', array(), "[size=large]", "[/size]");
 	node2bbcode($doc, 'small', array(), "[size=small]", "[/size]");
diff --git a/view/js/main.js b/view/js/main.js
index c3c2c850f..dd7b81ad4 100644
--- a/view/js/main.js
+++ b/view/js/main.js
@@ -1465,7 +1465,6 @@ function b2h(s) {
 	rep(/\[img=(.*?)x(.*?)\](.*?)\[\/img\]/gi,"<img width=\"$1\" height=\"$2\" src=\"$3\" />");
 	rep(/\[img\](.*?)\[\/img\]/gi,"<img src=\"$1\" />");
 
-	// FIXME - add zid()
 	rep(/\[zrl=([^\]]+)\](.*?)\[\/zrl\]/gi,"<a href=\"$1" + '?f=&zid=' + zid + "\">$2</a>");
 	rep(/\[zrl\](.*?)\[\/zrl\]/gi,"<a href=\"$1" + '?f=&zid=' + zid + "\">$1</a>");
 	rep(/\[zmg=(.*?)x(.*?)\](.*?)\[\/zmg\]/gi,"<img width=\"$1\" height=\"$2\" src=\"$3" + '?f=&zid=' + zid + "\" />");
-- 
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