Fixes #3702 - Added artisan command to walk through special characters and unescape them in the DB

app/Console/Commands/FixDoubleEscape.php

@@ -0,0 +1,78 @@
+<?php
+
+namespace App\Console\Commands;
+
+use Illuminate\Console\Command;
+
+class FixDoubleEscape extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'snipeit:unescape';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'This should be run to fix some double-escaping issues from earlier versions of Snipe-IT.';
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return mixed
+     */
+    public function handle()
+    {
+
+        $tables = [
+            '\App\Models\Asset' => ['name'],
+            '\App\Models\License' => ['name'],
+            '\App\Models\Consumable' => ['name'],
+            '\App\Models\Accessory' => ['name'],
+            '\App\Models\Component' => ['name'],
+            '\App\Models\Company' => ['name'],
+            '\App\Models\Location' => ['name'],
+            '\App\Models\User' => ['first_name', 'last_name'],
+        ];
+
+        $count = array();
+
+
+
+            foreach ($tables as $classname => $fields) {
+                $count[$classname] = array();
+                $count[$classname]['classname'] = 0;
+
+                foreach($fields as $field) {
+
+                    $count[$classname]['classname']++;
+                    $count[$classname][$field] = 0;
+
+                    foreach($classname::where("$field",'LIKE','%&%')->get() as $row) {
+                        $this->info('Updating '.$field.' for '.$classname);
+                        $row->{$field} = html_entity_decode($row->{$field});
+                        $row->save();
+                        $count[$classname][$field]++;
+
+                    }
+                }
+            }
+
+        $this->info('Update complete');
+
+    }
+}

app/Console/Kernel.php

@@ -23,6 +23,7 @@ class Kernel extends ConsoleKernel
         Commands\DisableLDAP::class,
         Commands\Purge::class,
         Commands\LdapSync::class,
+        Commands\FixDoubleEscape::class
     ];
 
     /**