Add option to ignore current page (#11)

* #10 add option to ignore current page

* #10 update blueprints with new setting

* #10 add option documentation to readme

* #10 fix typo in readme

README.md

@@ -58,7 +58,7 @@ This command will check your Grav install to see if your Breadcrumbs plugin is d
 Manually updating Breadcrumbs is pretty simple. Here is what you will need to do to get this done:
 
 * Delete the `your/site/user/plugins/breadcrumbs` directory.
-* Downalod the new version of the Breadcrumbs plugin from either [GitHub](https://github.com/getgrav/grav-plugin-breadcrumbs) or [GetGrav.org](http://getgrav.org/downloads/plugins#extras).
+* Download the new version of the Breadcrumbs plugin from either [GitHub](https://github.com/getgrav/grav-plugin-breadcrumbs) or [GetGrav.org](http://getgrav.org/downloads/plugins#extras).
 * Unzip the zip file in `your/site/user/plugins` and rename the resulting folder to `breadcrumbs`.
 * Clear the Grav cache. The simplest way to do this is by going to the root Grav directory in terminal and typing `bin/grav clear-cache`.
 
@@ -73,6 +73,7 @@ enabled: true
 show_all: true
 built_in_css: true
 include_home: true
+include_current: true
 icon_home: ''
 icon_divider_classes: 'fa fa-angle-right'
 link_trailing: false

blueprints.yaml

@@ -59,6 +59,17 @@ form:
       validate:
         type: bool
 
+    include_current:
+      type: toggle
+      label: Include Current Page
+      highlight: 1
+      default: 1
+      options:
+        1: Enabled
+        0: Disabled
+      validate:
+        type: bool
+
     icon_home:
       type: text
       size: medium

breadcrumbs.yaml

@@ -2,6 +2,7 @@ enabled: true
 show_all: true
 built_in_css: true
 include_home: true
+include_current: true
 icon_home: ''
 icon_divider_classes: 'fa fa-angle-right'
 link_trailing: false

classes/breadcrumbs.php

@@ -44,25 +44,33 @@ protected function build()
         $grav = Grav::instance();
         $current = $grav['page'];
 
-        while ($current && !$current->root()) {
-            $hierarchy[$current->url()] = $current;
-            $current = $current->parent();
-        }
-
         // Page cannot be routed.
         if (!$current) {
             $this->breadcrumbs = array();
             return;
         }
 
+        if (!$current->root()) {
+
+            if ($this->config['include_current']) {
+                $hierarchy[$current->url()] = $current;
+            }
+
+            $current = $current->parent();
+
+            while ($current && !$current->root()) {
+                $hierarchy[$current->url()] = $current;
+                $current = $current->parent();
+            }
+        }
+
         if ($this->config['include_home']) {
             $home = $grav['pages']->dispatch('/');
             if ($home && !array_key_exists($home->url(), $hierarchy)) {
                 $hierarchy[] = $home;
             }
         }
 
-
         $this->breadcrumbs = array_reverse($hierarchy);
     }
 }