allowing csv rendering for custom fields

CustomFields/CustomFieldChoice.php

@@ -187,7 +187,7 @@ class CustomFieldChoice implements CustomFieldInterface
      * @param CustomField $customField
      * @return string html representation
      */
-    public function render($value, CustomField $customField)
+    public function render($value, CustomField $customField, $documentType = 'html')
     {
         //extract the data. They are under a _choice key if they are stored with allow_other
         $data = (isset($value['_choices'])) ? $value['_choices'] : $value;
@@ -198,8 +198,13 @@ class CustomFieldChoice implements CustomFieldInterface
             $choices[] = array('name' => $value['_other'], 'slug' => '_other');
         }
         
+        $template = 'ChillCustomFieldsBundle:CustomFieldsRendering:choice.html.twig';
+        if($documentType == 'csv') {
+            $template = 'ChillCustomFieldsBundle:CustomFieldsRendering:choice.csv.twig';
+        }
+
         return $this->templating
-            ->render('ChillCustomFieldsBundle:CustomFieldsRendering:choice.html.twig',
+            ->render($template,
                 array(
                     'choices' => $choices, 
                     'selected' => $selected,

CustomFields/CustomFieldInterface.php

@@ -43,7 +43,7 @@ interface CustomFieldInterface
      * @param \Chill\CustomFieldsBundle\CustomField\CustomField $customField
      * @return string an html representation of the value
      */
-    public function render($value, CustomField $customField);
+    public function render($value, CustomField $customField, $documentType = 'html');
     
     public function getName();
     

CustomFields/CustomFieldText.php

@@ -90,7 +90,7 @@ class CustomFieldText implements CustomFieldInterface
         ));
     }
 
-    public function render($value, CustomField $customField)
+    public function render($value, CustomField $customField,  $documentType = 'html')
     {
         return $this->templating
             ->render('ChillCustomFieldsBundle:CustomFieldsRendering:text.html.twig', array('text' => $value));

CustomFields/CustomFieldTitle.php

@@ -67,7 +67,7 @@ class CustomFieldTitle implements CustomFieldInterface
         ));
     }
 
-    public function render($value, CustomField $customField)
+    public function render($value, CustomField $customField, $documentType = 'html')
     {   
         return $this->templating
             ->render('ChillCustomFieldsBundle:CustomFieldsRendering:title.html.twig', 

Resources/views/CustomFieldsRendering/choice.csv.twig

@@ -0,0 +1,13 @@
+{% if selected|length > 0 %}
+{%- for choice in choices -%}
+    {% if choice['slug'] in selected %}
+        {%- if choice['slug'] is not same as('_other') -%}
+            {{ choice['name']|localize_translatable_string }}
+        {%- else -%}
+            {{ choice['name'] }}
+        {%- endif -%}
+    {% endif %}
+{%- endfor -%}
+{% else %}
+    {{ 'None'|trans }}
+{% endif %}

Service/CustomFieldsHelper.php

@@ -113,14 +113,14 @@ class CustomFieldsHelper
      * @param string $slug the slug you want to render. The html is be safe.
      * @throws CustomFieldsHelperException if slug is missing
      */
-    public function renderCustomField(array $fields, $classOrCustomField, $slug = null)
+    public function renderCustomField(array $fields, $classOrCustomField, $type='html', $slug = null)
     {
         $customField = ($classOrCustomField instanceof CustomField) ? $classOrCustomField : $this->getCustomField($classOrCustomField, $slug);
         $slug = $customField->getSlug();
         $rawValue = (isset($fields[$slug])) ? $fields[$slug] : null;
         
         return $this->provider->getCustomFieldByType($customField->getType())
-            ->render($rawValue, $customField);
+            ->render($rawValue, $customField, $type);
     }
     
 }

Templating/Twig/CustomFieldRenderingTwig.php

@@ -100,10 +100,10 @@ class CustomFieldRenderingTwig extends \Twig_Extension implements ContainerAware
      * @param string $slug only necessary if the first argument is NOT a CustomField instance
      * @return string HTML representation of the custom field, as described in the CustomFieldInterface. Is HTML safe
      */
-    public function renderWidget(array $fields, $customFieldOrClass, $slug = null)
+    public function renderWidget(array $fields, $customFieldOrClass, $documentType='html', $slug = null)
     {
         return $this->container->get('chill.custom_field.helper')
-            ->renderCustomField($fields, $customFieldOrClass, $slug);
+            ->renderCustomField($fields, $customFieldOrClass, $documentType, $slug);
     }