Encryption is optional (but on by default) and a command to switch from one to the other

app/Console/Commands/UseEncryption.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace FireflyIII\Console\Commands;
+
+use Illuminate\Console\Command;
+use Illuminate\Support\Str;
+
+class UseEncryption extends Command
+{
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'This command will make sure that entries in the database will be encrypted (or not) according to the settings in .env';
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'firefly:use-encryption';
+
+    /**
+     * Create a new command instance.
+     *
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     */
+    public function handle()
+    {
+        //
+        $this->handleObjects('Account', 'name', 'encrypted');
+        $this->handleObjects('Bill', 'name', 'name_encrypted');
+        $this->handleObjects('Bill', 'match', 'match_encrypted');
+        $this->handleObjects('Budget', 'name', 'encrypted');
+        $this->handleObjects('Category', 'name', 'encrypted');
+        $this->handleObjects('PiggyBank', 'name', 'encrypted');
+        $this->handleObjects('TransactionJournal', 'description', 'encrypted');
+    }
+
+    /**
+     * @param string $class
+     * @param string $field
+     * @param string $indicator
+     */
+    public function handleObjects(string $class, string $field, string $indicator)
+    {
+        $fqn     = sprintf('FireflyIII\Models\%s', $class);
+        $encrypt = config('firefly.encryption') ? 0 : 1;
+        $set     = $fqn::where($indicator, $encrypt)->get();
+
+        foreach ($set as $entry) {
+            $newName       = $entry->$field;
+            $entry->$field = $newName;
+            $entry->save();
+        }
+
+        $this->line(sprintf('Updated %d %s.', $set->count(), strtolower(Str::plural($class))));
+    }
+}