apporder module and all the associated backend stuff to make it work; probably needs a bit of UI cleanup and a link to it from somewhere

Zotlabs/Lib/Apps.php

@@ -370,7 +370,8 @@ class Apps {
 			'$deleted' => $papp['deleted'],
 			'$feature' => (($papp['embed']) ? false : true),
 			'$featured' => ((strpos($papp['categories'], 'nav_featured_app') === false) ? false : true),
-			'$navapps' => (($mode == 'nav') ? true : false),
+			'$navapps' => (($mode == 'nav' || $mode='nav-order') ? true : false),
+			'$order' => (($mode='nav-order') ? true : false),
 			'$add' => t('Add to app-tray'),
 			'$remove' => t('Remove from app-tray')
 		));
@@ -581,6 +582,90 @@ class Apps {
 		return false;
 	}
 
+	static function moveup($uid,$guid) {
+		$syslist = array();
+		$list = self::app_list($uid, false, 'nav_featured_app');
+		if($list) {
+			foreach($list as $li) {
+				$syslist[] = self::app_encode($li);
+			}
+		}
+		self::translate_system_apps($syslist);
+
+		usort($syslist,'self::app_name_compare');
+
+		$syslist = self::app_order($uid,$syslist);
+
+		if(! $syslist)
+			return;
+
+		$newlist = [];
+
+		foreach($syslist as $k => $li) {
+			if($li['guid'] === $guid) {
+				$position = $k;
+				break;
+			}
+		}
+		if(! $position)
+			return;
+		$dest_position = $position - 1;
+		$saved = $syslist[$dest_position];
+		$syslist[$dest_position] = $syslist[$position];
+		$syslist[$position] = $saved;
+
+		$narr = [];
+		foreach($syslist as $x) {
+			$narr[] = $x['name'];
+		}
+
+		set_pconfig($uid,'system','app_order',implode(',',$narr));
+
+	}
+
+	static function movedown($uid,$guid) {
+		$syslist = array();
+		$list = self::app_list($uid, false, 'nav_featured_app');
+		if($list) {
+			foreach($list as $li) {
+				$syslist[] = self::app_encode($li);
+			}
+		}
+		self::translate_system_apps($syslist);
+
+		usort($syslist,'self::app_name_compare');
+
+		$syslist = self::app_order($uid,$syslist);
+
+		if(! $syslist)
+			return;
+
+		$newlist = [];
+
+		foreach($syslist as $k => $li) {
+			if($li['guid'] === $guid) {
+				$position = $k;
+				break;
+			}
+		}
+		if($position >= count($syslist) - 1)
+			return;
+		$dest_position = $position + 1;
+		$saved = $syslist[$dest_position];
+		$syslist[$dest_position] = $syslist[$position];
+		$syslist[$position] = $saved;
+
+		$narr = [];
+		foreach($syslist as $x) {
+			$narr[] = $x['name'];
+		}
+
+		set_pconfig($uid,'system','app_order',implode(',',$narr));
+
+	}
+
+
+
 
 
 

Zotlabs/Module/Appman.php

@@ -84,6 +84,20 @@ class Appman extends \Zotlabs\Web\Controller {
 		}
 
 		$channel = \App::get_channel();
+
+		if(argc() > 2) {
+			if(argv(2) === 'moveup') {
+				Zlib\Apps::moveup(local_channel(),argv(1));
+			}
+			if(argv(2) === 'movedown') {
+				Zlib\Apps::movedown(local_channel(),argv(1));
+			}
+			goaway(z_root() . '/apporder');
+		}
+
+
+
+
 		$app = null;
 		$embed = null;
 		if($_REQUEST['appid']) {

Zotlabs/Module/Apporder.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Zotlabs\Module;
+
+use \Zotlabs\Lib as Zlib;
+
+class Apporder extends \Zotlabs\Web\Controller {
+
+	function post() {
+
+	}
+
+	function get() {
+       $syslist = array();
+        $list = Zlib\Apps::app_list(local_channel(), false, 'nav_featured_app');
+        if($list) {
+            foreach($list as $li) {
+                $syslist[] = Zlib\Apps::app_encode($li);
+            }
+        }
+        Zlib\Apps::translate_system_apps($syslist);
+
+	    usort($syslist,'Zotlabs\\Lib\\Apps::app_name_compare');
+
+    	$syslist = Zlib\Apps::app_order(local_channel(),$syslist);
+
+	    foreach($syslist as $app) {
+    	    $nav_apps[] = Zlib\Apps::app_render($app,'nav-order');
+
+		}
+
+	return replace_macros(get_markup_template('apporder.tpl'),
+		[
+			'$header' => t('Change Order of Navigation Apps'),
+			'$desc' => t('Use arrows to move the corresponding app up or down in the display list'),
+			'$nav_apps' => $nav_apps
+		]
+	);
+	}
+}

view/tpl/app.tpl

@@ -25,6 +25,11 @@
 	{{/if}}
 </div>
 {{else}}
+{{if $order}}
+<a href="{{$hosturl}}appman/{{$app.guid}}/moveup"><i class="generic-icons-nav fa fa-fw fa-arrow-up"></i></a>
+<a href="{{$hosturl}}appman/{{$app.guid}}/movedown"><i class="generic-icons-nav fa fa-fw fa-arrow-down"></i></a>
+{{if $icon}}<i class="generic-icons-nav fa fa-fw fa-{{$icon}}"></i>{{else}}<img src="{{$app.photo}}" width="16" height="16" style="margin-right:9px;"/>{{/if}}{{$app.name}}<br>
+{{else}}
 <a class="dropdown-item" href="{{$app.url}}">{{if $icon}}<i class="generic-icons-nav fa fa-fw fa-{{$icon}}"></i>{{else}}<img src="{{$app.photo}}" width="16" height="16" style="margin-right:9px;"/>{{/if}}{{$app.name}}</a>
 {{/if}}
-
+{{/if}}

view/tpl/apporder.tpl

@@ -0,0 +1,7 @@
+<h2>{{$header}}</h2>
+
+<div class="descriptive-text">{{$desc}}</div>
+<br><br><br>
+{{foreach $nav_apps as $nav_app}}
+{{$nav_app}}
+{{/foreach}}