From 00d32f6b947d10b836cf1a4d59dbff3413517fd5 Mon Sep 17 00:00:00 2001
From: Andrew Manning <tamanning@zoho.com>
Date: Sun, 29 May 2016 20:39:19 -0400
Subject: Only show wiki delete control if channel owner

---
 Zotlabs/Module/Wiki.php |  1 +
 include/widgets.php     | 16 +++++++++++-----
 include/wiki.php        |  4 ++--
 view/tpl/wikilist.tpl   |  2 ++
 4 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/Zotlabs/Module/Wiki.php b/Zotlabs/Module/Wiki.php
index b369221c8..3c1f14a9b 100644
--- a/Zotlabs/Module/Wiki.php
+++ b/Zotlabs/Module/Wiki.php
@@ -78,6 +78,7 @@ class Wiki extends \Zotlabs\Web\Controller {
 		
 		if(argc()<3) {
 			// GET /wiki/channel
+			$channel = get_channel_by_nick(argv(1));
 			$wikiheader = t('Wiki Sandbox');
 			$content = '"# Wiki Sandbox\n\nContent you **edit** and **preview** here *will not be saved*."';
 			$hide_editor = false;
diff --git a/include/widgets.php b/include/widgets.php
index 539d227aa..b19c36bc6 100644
--- a/include/widgets.php
+++ b/include/widgets.php
@@ -857,19 +857,25 @@ function widget_chatroom_members() {
 function widget_wiki_list($arr) {
 
 	require_once("include/wiki.php");
-	if(argc()>1) {
+	if (argc() > 1) {
 		$nick = argv(1);
+		$channel = get_channel_by_nick($nick);
 	} else {
 		$channel = \App::get_channel();
 		$nick = $channel['channel_address'];
 	}
-	$wikis = wiki_list($nick, get_observer_hash());
-
-	if($wikis) {
+	$wikis = wiki_list($channel, get_observer_hash());
+	if (local_channel() === intval($channel['channel_id'])) {
+		$showControls = true;
+	} else {
+		$showControls = false;
+	}
+	if ($wikis) {
 		return replace_macros(get_markup_template('wikilist.tpl'), array(
 			'$header' => t('Wiki List'),
 			'$channel' => $nick,
-			'$wikis' => $wikis['wikis']
+			'$wikis' => $wikis['wikis'],
+			'$showControls' => $showControls
 		));
 	}
 }
diff --git a/include/wiki.php b/include/wiki.php
index e07cda660..54644dd18 100644
--- a/include/wiki.php
+++ b/include/wiki.php
@@ -7,9 +7,9 @@
 use \Zotlabs\Storage\GitRepo as GitRepo;
 define ( 'WIKI_ITEM_RESOURCE_TYPE', 'wiki' );
 
-function wiki_list($nick, $observer_hash) {
+function wiki_list($channel, $observer_hash) {
 	if (local_channel() || remote_channel()) {
-		$sql_extra = item_permissions_sql(get_channel_by_nick($nick)['channel_id'], $observer_hash);
+		$sql_extra = item_permissions_sql($channel['channel_id'], $observer_hash);
 	} else {
 		$sql_extra = " AND item_private = 0 ";
 	}
diff --git a/view/tpl/wikilist.tpl b/view/tpl/wikilist.tpl
index d1652dcf4..91ac1a7b3 100644
--- a/view/tpl/wikilist.tpl
+++ b/view/tpl/wikilist.tpl
@@ -8,8 +8,10 @@
             </a>  
             <ul class="dropdown-menu  pull-right">  
               <li><a href="/wiki/{{$channel}}/{{$wiki.title}}/Home.md" title="View  {{$wiki.title}}">View</a></li>
+              {{if $showControls}}
               <li class="divider"></li>  
               <li><a href="#" onclick="wiki_delete_wiki('{{$wiki.title}}','{{$wiki.resource_id}}'); return false;" title="Delete {{$wiki.title}}">Delete wiki</a></li>                                
+              {{/if}}
             </ul>  
         </li>  
 		{{/foreach}}
-- 
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