Add Laravel to LibreNMS (#8318)

* Add Laravel to LibreNMS.

* Try to set permissions during initial install and first composer update to Laravel.

* Fix composer.lock
Fix missing db config keys

* Start building v1 layout
Port ajax_setresolution, inject csrf into jquery ajax calls
Layout works, building menu
Partially done.

* Fix device group list
remove stupid count relationships

* Print messages for common boot errors.
Don't log to laravel.log file.
Log to error_log until booted, then librenms.log

* Fix up some issues with Config loading
Start of custom directives

* Custom blade directives: config, notconfig, admin

* Preflight checks
Only load config files once.

* Update the composer.lock for php 5.6

* Menu through routing

* Start of alert menu

* Better alert scopes

* reduce cruft in models

* Alerting menu more or less working :D

* Fix style

* Improved preflight

* Fix chicken-eggs!

* Remove examples

* Better alert_rule status queries
Debugbar

* fix app.env check

* User Menu

* Settings bar (dropped refresh)
Search JS

* Toastr messages

* Rename preflight

* Use hasAccess(User) on most models.
Add port counts

* Missed a Preflight -> Checks rename

* Fix some formatting

* Boot Eloquent outside of Laravel
Use Eloquent for Config and Plugins so we don't have to connect with dbFacile inside Laravel.
Move locate_binary() into Config class

* Config WIP

* Try to fix a lot of config loading issues.

* Improve menu for non-admins removing unneeded menus
url() for all in menu

* Only use eloquent if it exists

* Include APP_URL in initial .env settings

* Implement Legacy User Provider

* Helper class for using Eloquent outside of Laravel.
Allows access to DB style queries too and checking the connection status.

* Fix up tests

* Fix device groups query

* Checking Travis

* copy config.test.php earlier

* dbFacile check config before connecting
Don't use exception to check if eloquent is connected, it gets grabbed by the exception handler.
Ignore missing config.php error.

* Fix config load with database is not migrated yet.

* Remove Config::load() from early boot.

* Use laravel config settings to init db (this prefers .env settings)
Fix bgp vars not set in menu
add _ide_helper.php to .gitignore

* Restrict dependencies to versions that support php 5.6

* Update ConfigTest

* Fix a couple of installation issues

* Add unique NODE_ID to .env

* Correct handling of title image

* Fix database config not loading. Thanks @laf

* Don't prepend /

* add class_exists checks for development service providers

* Fix config value casting

* Don't use functions that may not exist

* Update dbFacile.php

* d_echo may not be defined when Config used called.

* Add SELinux configuration steps
More detailed permissions check.
Check all and give complete corrective commands in one step.

* Ignore node_modules directory

* Re-add accidetal removal

LibreNMS/Plugins.php

@@ -25,31 +25,37 @@
 
 namespace LibreNMS;
 
+use App\Models\Plugin;
+
 class Plugins
 {
 
-    private static $plugins = array();
+    private static $plugins;
 
 
     public static function start()
     {
-        global $config;
-        if (file_exists($config['plugin_dir'])) {
-            // $plugin_files = scandir($config['plugin_dir']);
-            $plugin_files = dbFetchRows("SELECT * FROM `plugins` WHERE `plugin_active` = '1'");
-            foreach ($plugin_files as $plugins) {
-                $plugin_info = pathinfo($config['plugin_dir'].'/'.$plugins['plugin_name'].'/'.$plugins['plugin_name'].'.php');
-                if ($plugin_info['extension'] == 'php') {
-                    if (is_file($config['plugin_dir'].'/'.$plugins['plugin_name'].'/'.$plugins['plugin_name'].'.php')) {
-                        self::load($config['plugin_dir'].'/'.$plugins['plugin_name'].'/'.$plugins['plugin_name'].'.php', $plugin_info['filename']);
+        if (is_null(self::$plugins)) {
+            self::$plugins = [];
+            $plugin_dir = Config::get('plugin_dir');
+
+            if (file_exists($plugin_dir)) {
+                // $plugin_files = scandir($config['plugin_dir']);
+                $plugin_files = Plugin::isActive()->get()->toArray();
+                foreach ($plugin_files as $plugins) {
+                    $plugin_info = pathinfo($plugin_dir.'/'.$plugins['plugin_name'].'/'.$plugins['plugin_name'].'.php');
+                    if ($plugin_info['extension'] == 'php') {
+                        if (is_file($plugin_dir.'/'.$plugins['plugin_name'].'/'.$plugins['plugin_name'].'.php')) {
+                            self::load($plugin_dir.'/'.$plugins['plugin_name'].'/'.$plugins['plugin_name'].'.php', $plugin_info['filename']);
+                        }
                     }
                 }
-            }
 
-            return true;
-        } else {
-            return false;
+                return true;
+            }
         }
+
+        return false;
     }//end start()
 
 
@@ -79,7 +85,9 @@ class Plugins
 
     public static function call($hook, $params = false)
     {
-        if (count(self::$plugins[$hook]) != 0) {
+        self::start();
+
+        if (!empty(self::$plugins[$hook])) {
             foreach (self::$plugins[$hook] as $name) {
                 if (!is_array($params)) {
                     call_user_func(array($name, $hook));
@@ -89,4 +97,10 @@ class Plugins
             }
         }
     }//end call()
+
+    public static function count()
+    {
+        self::start();
+        return count(self::$plugins);
+    }
 }//end class