Paged navigation for front page catalog.

app/controllers/FrontPage.php

@@ -4,7 +4,7 @@ namespace Aldine;
 
 use Sober\Controller\Controller;
 
-class Home extends Controller
+class FrontPage extends Controller
 {
     public function blockCount()
     {
@@ -13,8 +13,7 @@ class Home extends Controller
             'home-block-1',
             'home-block-2',
             'home-block-3',
-            'home-block-4',
-            'home-block-5'
+            'home-block-4'
         ] as $block) {
             if (is_active_sidebar($block)) {
                 $c++;
@@ -23,10 +22,10 @@ class Home extends Controller
         return $c;
     }
 
-    public function homeBlocks()
+    public function blocks()
     {
         $blocks = [];
-        for ($i = 0; $i < 5; $i++) {
+        for ($i = 0; $i < 4; $i++) {
             if (is_active_sidebar("home-block-$i")) {
                 $blocks[] = "home-block-$i";
             }
@@ -35,8 +34,32 @@ class Home extends Controller
         return $blocks;
     }
 
-    public function latestBooksBlock()
+    public function totalPages()
     {
-        return is_active_widget(false, false, 'latestbooks');
+        $books = wp_remote_get(network_home_url('/wp-json/pressbooks/v2/books?per_page=3'));
+        return $books['headers']['x-wp-totalpages'];
+    }
+
+    public function currentPage()
+    {
+        return get_query_var('page', 1);
+    }
+
+    public function previousPage()
+    {
+        return (get_query_var('page', 1) > 1) ? get_query_var('page') - 1 : 0;
+    }
+
+    public function nextPage()
+    {
+        return (get_query_var('page', 1) < FrontPage::totalPages()) ? get_query_var('page', 1) + 1 : 0;
+    }
+
+    public static function latestBooks($offset = null)
+    {
+        $path = ($offset) ? "/wp-json/pressbooks/v2/books?per_page=3&page=$offset" : '/wp-json/pressbooks/v2/books?per_page=3';
+        $books = wp_remote_get(network_home_url($path));
+        $books = json_decode($books['body'], true);
+        return $books;
     }
 }

resources/views/front-page.blade.php

@@ -10,53 +10,31 @@
     </div>
   @elseif($block_count < 4)
     @for($i = 0; $i < $block_count; $i++)
-      <div class="block block-{{ $i + 1 }}@if($latest_books_block === $home_blocks[$i]) latest-books @endif">
+      <div class="block block-{{ $i + 1 }}">
         <div class="inside">
-          @php(dynamic_sidebar($home_blocks[$i]))
+          @php(dynamic_sidebar($blocks[$i]))
         </div>
       </div>
     @endfor
   @elseif($block_count === 4)
     <div class="one-two">
       @for($i = 0; $i < 2; $i++)
-        <div class="block block-{{ $i + 1 }}@if($latest_books_block === $home_blocks[$i]) latest-books @endif">
+        <div class="block block-{{ $i + 1 }}">
           <div class="inside">
-            @php(dynamic_sidebar($home_blocks[$i]))
+            @php(dynamic_sidebar($blocks[$i]))
           </div>
         </div>
       @endfor
     </div>
     @for($i = 2; $i < $block_count; $i++)
-      <div class="block block-{{ $i + 1 }}@if($latest_books_block === $home_blocks[$i]) latest-books @endif">
+      <div class="block block-{{ $i + 1 }}">
         <div class="inside">
-          @php(dynamic_sidebar($home_blocks[$i]))
+          @php(dynamic_sidebar($blocks[$i]))
         </div>
       </div>
     @endfor
   @endif
   @if(get_theme_mod('pb_front_page_catalog'))
-    <div class="block latest-books">
-      <div class="inside">
-        <h3>{{ get_theme_mod('pb_front_page_catalog_title') }}</h3>
-        @php
-        $books = wp_remote_get(home_url('/wp-json/pressbooks/v2/books'));
-            $books = json_decode($books['body'], true);
-            echo '<div class="books">';
-            for ($i = 0; $i < 3; $i++) {
-                printf(
-                    '<div class="book">
-                        <a class="subject" href="">TK</a>
-                        <a class="title" href="%1$s">%2$s</a>
-                        <a class="read-more" href="%1$s">%3$s</a>
-                    </div>',
-                    $books[$i]['link'],
-                    $books[$i]['metadata']['name'],
-                    __('About this book &rarr;', 'aldine')
-                );
-            }
-            echo '</div>';
-        @endphp
-      </div>
-    </div>
+    @include('partials.front-page-catalog')
   @endif
 @endsection

resources/views/partials/front-page-catalog.blade.php

@@ -0,0 +1,22 @@
+<div class="block latest-books">
+  <div class="inside">
+    <h3>{{ get_theme_mod('pb_front_page_catalog_title') }}</h3>
+    <div class="books">
+      @foreach( FrontPage::latestBooks( $current_page ) as $book )
+        <div class="book">
+            <a class="subject" href="">TK</a>
+            <a class="title" href="{{ $book['link'] }}">{{ $book['metadata']['name'] }}</a>
+            <a class="read-more" href="{{ $book['link'] }}">{{ __('About this book &rarr;', 'aldine') }}</a>
+        </div>
+      @endforeach
+    </div>
+    <div class="navigation mt2">
+      @if($previous_page)
+        <a class="previous f1" href="{{ network_home_url("/page/$previous_page/") }}">&larr;</a>
+      @endif
+      @if($next_page)
+        <a class="next f1" href="{{ network_home_url("/page/$next_page/") }}">&rarr;</a>
+      @endif
+    </div>
+  </div>
+</div>