Basic bread crumb code to replace obsolete package

app/Support/Twig/Breadcrumbs.php

@@ -0,0 +1,102 @@
+<?php
+/*
+ * Breadcrumbs.php
+ * Copyright (c) 2020 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace FireflyIII\Support\Twig;
+
+use FireflyIII\Exceptions\FireflyException;
+use Route;
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+
+/**
+ * Class Breadcrumbs
+ */
+class Breadcrumbs extends AbstractExtension
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getFunctions(): array
+    {
+        return [
+            $this->renderBreadcrumb(),
+        ];
+    }
+
+    /**
+     * @return TwigFunction
+     */
+    private function renderBreadcrumb(): TwigFunction
+    {
+        return new TwigFunction(
+            'ff3bc',
+            static function (array $args): string {
+                $name = Route::getCurrentRoute()->getName() ?? '';
+
+                // loop for actual breadcrumb:
+                $arr         = config(sprintf('bc.%s', $name));
+                $breadcrumbs = [];
+                if (null === $arr) {
+                    throw new FireflyException(sprintf('No breadcrumbs for route "%s".', $name));
+                }
+                $hasParent = true;
+                $loop      = 0;
+                while (true === $hasParent && $loop < 30) {
+                    $breadcrumbs[] = $arr;
+                    if (null === $arr['parent']) {
+                        $hasParent = false;
+
+                    }
+                    if (null !== $arr['parent']) {
+                        $arr = config(sprintf('bc.%s', $arr['parent']));
+                        if (null === $arr) {
+                            throw new FireflyException(sprintf('No (2) breadcrumbs for route "%s".', $name));
+                        }
+                    }
+                    $loop++; // safety catch
+                }
+                // reverse order
+                $breadcrumbs = array_reverse($breadcrumbs);
+
+                // get HTML
+                $html = '<ol class="breadcrumb float-sm-right">';
+                foreach ($breadcrumbs as $index => $breadcrumb) {
+                    $class = 'breadcrumb-item';
+                    if ($index === count($breadcrumbs) - 1) {
+                        // active!
+                        $class = 'breadcrumb-item active';
+                    }
+                    $route = '#';
+                    if (null !== $breadcrumb['static_route']) {
+                        $route = route($breadcrumb['static_route']);
+                    }
+                    if (null !== $breadcrumb['dynamic_route']) {
+                        $route = route($breadcrumb['dynamic_route'], $args[$index - 1] ?? []);
+                    }
+                    $html .= sprintf('<li class="%1$s"><a href="%2$s" title="%3$s">%3$s</a></li>', $class, $route, trans($breadcrumb['title']));
+                }
+                $html .= '</ol>';
+                return $html;
+            },
+            ['is_safe' => ['html']]
+        );
+    }
+}

config/bc.php

@@ -0,0 +1,24 @@
+<?php
+
+return [
+    'index'    => [
+        'parent'        => null,
+        'title'         => 'breadcrumbs.home',
+        'static_route'  => 'home',
+        'dynamic_route' => null,
+    ],
+    'accounts' => [
+        'index' => [
+            'parent'        => 'index',
+            'title'         => 'breadcrumbs.accounts',
+            'static_route'  => null,
+            'dynamic_route' => 'accounts.index',
+        ],
+        'show' => [
+            'parent' => 'accounts.index',
+            'title'         => 'breadcrumbs.accounts_show',
+            'static_route'  => null,
+            'dynamic_route' => 'accounts.show',
+        ],
+    ],
+];

config/twigbridge.php

@@ -25,6 +25,7 @@ use TwigBridge\Extension\Laravel\Url;
 use TwigBridge\Extension\Loader\Facades;
 use TwigBridge\Extension\Loader\Filters;
 use TwigBridge\Extension\Loader\Functions;
+use FireflyIII\Support\Twig\Breadcrumbs;
 
 /**
  * Configuration options for Twig.
@@ -137,6 +138,7 @@ return [
             Rule::class,
             TransactionGroupTwig::class,
             Translation::class,
+            Breadcrumbs::class,
 
         ],
 

resources/views/v2/accounts/show.twig

@@ -0,0 +1,14 @@
+{% set bcArgs = [[objectType], [1,2,3]] %}
+
+{% extends "./layout/default" %}
+{% block content %}
+<div id="accounts"></div>
+{% endblock %}
+
+{% block styles %}
+
+{% endblock %}
+
+{% block scripts %}
+    <script src="v2/js/accounts.js" nonce="{{ JS_NONCE }}"></script>
+{% endblock %}

resources/views/v2/layout/default.twig

@@ -45,10 +45,13 @@
                                 {{ subTitle }}</small></h1>
                     </div><!-- /.col -->
                     <div class="col-sm-6">
+                        {{ ff3bc(bcArgs) }}
+                        <!--
                         <ol class="breadcrumb float-sm-right">
                             <li class="breadcrumb-item"><a href="#">Home</a></li>
                             <li class="breadcrumb-item active">Bread crumbs v1</li>
                         </ol>
+                        -->
                     </div><!-- /.col -->
                 </div><!-- /.row -->
             </div><!-- /.container-fluid -->