From e3c42727e447782d5bb0e59ce3bebcdd04b724a6 Mon Sep 17 00:00:00 2001
From: Robbie Averill <robbie.averill@kathmandu.co.nz>
Date: Fri, 22 Jul 2016 08:52:17 +1200
Subject: [PATCH] Apply canCreate permissions to Select2 for tags

* Resolves #80
---
 code/StringTagField.php |  2 ++
 code/TagField.php       | 12 +++++++-----
 js/TagField.js          |  4 ++++
 3 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/code/StringTagField.php b/code/StringTagField.php
index 551b5b2..33f5ff0 100644
--- a/code/StringTagField.php
+++ b/code/StringTagField.php
@@ -164,6 +164,8 @@ class StringTagField extends DropdownField
             ));
         }
 
+        $this->setAttribute('data-can-create', (int) $this->getCanCreate());
+
         return $this
             ->customise($properties)
             ->renderWith(array("templates/TagField"));
diff --git a/code/TagField.php b/code/TagField.php
index 93db395..120ac71 100644
--- a/code/TagField.php
+++ b/code/TagField.php
@@ -178,6 +178,8 @@ class TagField extends DropdownField
             ));
         }
 
+        $this->setAttribute('data-can-create', (int) $this->getCanCreate());
+
         return $this
             ->customise($properties)
             ->renderWith(array("templates/TagField"));
@@ -406,7 +408,7 @@ class TagField extends DropdownField
     {
         return true;
     }
-    
+
     /**
      * Converts the field to a readonly variant.
      *
@@ -429,7 +431,7 @@ class TagField extends DropdownField
 class TagField_Readonly extends TagField
 {
     protected $readonly = true;
-    
+
     /**
      * Render the readonly field as HTML.
      *
@@ -439,13 +441,13 @@ class TagField_Readonly extends TagField
     public function Field($properties = array())
     {
         $options = array();
-        
+
         foreach ($this->getOptions()->filter('Selected', true) as $option) {
             $options[] = $option->Title;
         }
-        
+
         $field = ReadonlyField::create($this->name.'_Readonly', $this->title);
-        
+
         $field->setForm($this->form);
         $field->setValue(implode(', ', $options));
         return $field->Field();
diff --git a/js/TagField.js b/js/TagField.js
index 49b9181..49e9611 100644
--- a/js/TagField.js
+++ b/js/TagField.js
@@ -46,6 +46,10 @@
 					'tokenSeparators': [',']
 				};
 
+				if ($select.attr('data-can-create') == 0) {
+					options.tags = false;
+				}
+
 				if ($select.attr('data-ss-tag-field-suggest-url')) {
 					options.ajax = {
 						'url': $select.attr('data-ss-tag-field-suggest-url'),