Zerofilling for auto-increment

app/Http/Controllers/SettingsController.php

@@ -348,6 +348,7 @@ class SettingsController extends Controller
         $setting->qr_text = e(Input::get('qr_text'));
         $setting->auto_increment_prefix = e(Input::get('auto_increment_prefix'));
         $setting->auto_increment_assets = e(Input::get('auto_increment_assets', '0'));
+        $setting->zerofill_count = e(Input::get('zerofill_count'));
         $setting->alert_interval = e(Input::get('alert_interval'));
         $setting->alert_threshold = e(Input::get('alert_threshold'));
         $setting->email_domain = e(Input::get('email_domain'));

app/Models/Asset.php

@@ -466,13 +466,24 @@ class Asset extends Depreciable
             $asset_tag = \DB::table('assets')
                 ->where('physical', '=', '1')
                 ->max('id');
+
+            if ($settings->zerofill_count > 0) {
+                return $settings->auto_increment_prefix.Asset::zerofill(($asset_tag + 1),$settings->zerofill_count);
+            }
             return $settings->auto_increment_prefix.($asset_tag + 1);
         } else {
             return false;
         }
     }
 
-    public function checkin_email()
+
+    public static function zerofill ($num, $zerofill = 3)
+    {
+        return str_pad($num, $zerofill, '0', STR_PAD_LEFT);
+    }
+
+
+public function checkin_email()
     {
         return $this->model->category->checkin_email;
     }

database/migrations/2016_07_27_211034_add_zerofill_to_settings.php

@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddZerofillToSettings extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('settings', function (Blueprint $table) {
+            $table->integer('zerofill_count')->default(0);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('settings', function ($table) {
+            $table->dropColumn('zerofill_count');
+        });
+    }
+}

resources/lang/en/admin/settings/general.php

@@ -108,4 +108,5 @@ return array(
     'bottom'        => 'bottom',
     'vertical'        => 'vertical',
     'horizontal'        => 'horizontal',
+    'zerofill_count'        => 'Length of asset tags, including zerofill',
 );

resources/views/settings/edit.blade.php

@@ -304,6 +304,18 @@
                   </div>
                 </div>
 
+                <!-- auto zerofill -->
+                <div class="form-group {{ $errors->has('zerofill_count') ? 'error' : '' }}">
+                  <div class="col-md-3">
+                    {{ Form::label('auto_increment_prefix', trans('admin/settings/general.zerofill_count')) }}
+                  </div>
+                  <div class="col-md-9">
+                      {{ Form::text('zerofill_count', Input::old('zerofill_count', $setting->zerofill_count), array('class' => 'form-control', 'style'=>'width: 100px;')) }}
+                      {!! $errors->first('zerofill_count', '<span class="alert-msg">:message</span>') !!}
+
+                  </div>
+                </div>
+
               </div>
             </div>
           </div>