From f2f2fa4d7a78880643fdc5cd1f7bd438624e18f9 Mon Sep 17 00:00:00 2001
From: Jordan Doyle <jordan@doyle.wf>
Date: Wed, 18 Jan 2017 20:20:57 +0000
Subject: [PATCH] Category archive page routing

---
 src/Routing/CategoryRoute.php          | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/Routing/Routing.php                | 31 +++++++++++++++++++++++++++++++
 src/Routing/RoutingServiceProvider.php |  1 +
 src/Support/Wordpress.php              | 11 +++++++++++
 4 files changed, 99 insertions(+)
 create mode 100644 src/Routing/CategoryRoute.php

diff --git a/src/Routing/CategoryRoute.php b/src/Routing/CategoryRoute.php
new file mode 100644
index 0000000..8018551
--- /dev/null
+++ b/src/Routing/CategoryRoute.php
@@ -0,0 +1,56 @@
+<?php
+namespace Koselig\Routing;
+
+use Illuminate\Http\Request;
+use Illuminate\Routing\Route;
+use Koselig\Support\Wordpress;
+
+/**
+ * Category page route, used when Wordpress reports
+ * this page is a category page.
+ *
+ * @author Jordan Doyle <jordan@doyle.wf>
+ */
+class CategoryRoute extends Route
+{
+    /**
+     * Post types for this archive route to hook onto.
+     *
+     * @var array
+     */
+    private $categories;
+
+    /**
+     * Create a new Route instance.
+     *
+     * @param  array|string $methods
+     * @param  array $postTypes
+     * @param  \Closure|array $action
+     *
+     * @return void
+     */
+    public function __construct($methods, $postTypes, $action)
+    {
+        parent::__construct($methods, $postTypes, $action);
+
+        $this->categories = $this->uri;
+        $this->uri = 'category/' . (implode('/', $this->categories) ?: 'all');
+    }
+
+    /**
+     * Determine if the route matches given request.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @param  bool $includingMethod
+     *
+     * @return bool
+     */
+    public function matches(Request $request, $includingMethod = true)
+    {
+        if (!empty($this->getAction()['domain']) && !Wordpress::multisite($this->getAction()['domain'])) {
+            return false;
+        }
+
+        return Wordpress::category($this->categories);
+    }
+}
diff --git a/src/Routing/Routing.php b/src/Routing/Routing.php
index 8d2752c..ae40345 100644
--- a/src/Routing/Routing.php
+++ b/src/Routing/Routing.php
@@ -28,6 +28,37 @@ class Routing
     }
 
     /**
+     * Register a new category route with the router. Optionally supply
+     * the categories you'd like to supply with this route.
+     *
+     * @param callable|string|array $categories
+     * @param callable|array|string|null $action
+     *
+     * @return \Illuminate\Routing\Route
+     */
+    public function category($categories = [], $action = [])
+    {
+        if (empty($action)) {
+            $action = $categories;
+            $categories = [];
+        }
+
+        if (!is_array($categories)) {
+            $categories = [$categories];
+        }
+
+        $action = $this->formatAction($action);
+
+        $route = (new CategoryRoute($action['method'], $categories, $action))
+            ->setRouter(app('router'))
+            ->setContainer(app(Container::class));
+
+        $route = $this->applyStack($route);
+
+        return Route::getRoutes()->add($route);
+    }
+
+    /**
      * Register a new page route with the router.
      *
      * @param  string $slug slug to match
diff --git a/src/Routing/RoutingServiceProvider.php b/src/Routing/RoutingServiceProvider.php
index 356c7e5..e81e990 100644
--- a/src/Routing/RoutingServiceProvider.php
+++ b/src/Routing/RoutingServiceProvider.php
@@ -29,5 +29,6 @@ class RoutingServiceProvider extends ServiceProvider
         Router::macro('archive', [$routing, 'archive']);
         Router::macro('singular', [$routing, 'singular']);
         Router::macro('author', [$routing, 'author']);
+        Router::macro('category', [$routing, 'category']);
     }
 }
diff --git a/src/Support/Wordpress.php b/src/Support/Wordpress.php
index 868be71..b4fad05 100644
--- a/src/Support/Wordpress.php
+++ b/src/Support/Wordpress.php
@@ -35,6 +35,17 @@ class Wordpress
     }
 
     /**
+     * Check if the current page is a category page.
+     *
+     * @param array|string $categories categories to test for
+     * @return bool
+     */
+    public static function category($categories = '')
+    {
+        return query()->category($categories);
+    }
+
+    /**
      * Check if the current page is an archive page.
      *
      * @param string|array|null $types check if the archive page is for this type
--
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