Undefined index: customFields error is now resolved

.craftplugin

@@ -1 +1 @@
-{"pluginName":"Zendesk","pluginDescription":"Creates a new support ticket in Zendesk using the JSON API","pluginVersion":"1.0.3","pluginAuthorName":"Matt Shearing","pluginVendorName":"a-digital","pluginAuthorUrl":"https://adigital.agency","pluginAuthorGithub":"","codeComments":"yes","pluginComponents":["controllers","services","settings","widgets"],"consolecommandName":"","controllerName":"","cpsectionName":"","elementName":"","fieldName":"","modelName":"","purchasableName":"","recordName":"","serviceName":"","taskName":"","utilityName":"","widgetName":"","apiVersion":"api_version_3_0"}
+{"pluginName":"Zendesk","pluginDescription":"Creates a new support ticket in Zendesk using the JSON API","pluginVersion":"1.0.4","pluginAuthorName":"Matt Shearing","pluginVendorName":"a-digital","pluginAuthorUrl":"https://adigital.agency","pluginAuthorGithub":"","codeComments":"yes","pluginComponents":["controllers","services","settings","widgets"],"consolecommandName":"","controllerName":"","cpsectionName":"","elementName":"","fieldName":"","modelName":"","purchasableName":"","recordName":"","serviceName":"","taskName":"","utilityName":"","widgetName":"","apiVersion":"api_version_3_0"}

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Zendesk Changelog
 
+## 1.0.4 - 2018-07-26
+### Fixed
+- Undefined index: customFields error is now resolved
+
 ## 1.0.3 - 2018-07-02
 ### Added
 - File upload functionality added to dashboard widget

composer.json

@@ -2,7 +2,7 @@
     "name": "adigital/zendesk",
     "description": "Creates a new support ticket in Zendesk using the JSON API",
     "type": "craft-plugin",
-    "version": "1.0.3",
+    "version": "1.0.4",
     "keywords": [
         "craft",
         "cms",

src/templates/_components/widgets/ZendeskWidget_body.twig

@@ -55,31 +55,33 @@
 	    value: ''})
 	}}
 
-	{% for customField in customFields %}
-		{% if customField["fieldType"] == "select" %}
-			{% set customOptions = {} %}
-			{% for option in customField["fieldValues"] %}
-				{% set optionValue = option["value"] %}
-				{% set optionLabel = option["label"] %}
-				{% set customOptions = customOptions|merge({ (option.value): option.label }) %}
-			{% endfor %}
-			{{ forms.selectField({
-			    label: customField["fieldLabel"],
-			    name: customField["fieldName"],
-			    options: customOptions,
-			    value: ''})
-			}}
-		{% elseif customField["fieldType"] == "text" %}
-			{{ forms.textField({
-			    label: customField["fieldLabel"],
-			    placeholder: 'Enter your subject here.',
-			    name: customField["fieldName"], 
-			    value: ''})
-			}}
-		{% elseif customField["fieldType"] == "hidden" %}
-			<input type="hidden" name="{{ customField["fieldName"] }}" id="{{ customField["fieldName"] }}" value="{{ customField["fieldValue"] }}" />
-		{% endif %}
-	{% endfor %}
+	{% if customFields is defined %}
+		{% for customField in customFields %}
+			{% if customField["fieldType"] == "select" %}
+				{% set customOptions = {} %}
+				{% for option in customField["fieldValues"] %}
+					{% set optionValue = option["value"] %}
+					{% set optionLabel = option["label"] %}
+					{% set customOptions = customOptions|merge({ (option.value): option.label }) %}
+				{% endfor %}
+				{{ forms.selectField({
+				    label: customField["fieldLabel"],
+				    name: customField["fieldName"],
+				    options: customOptions,
+				    value: ''})
+				}}
+			{% elseif customField["fieldType"] == "text" %}
+				{{ forms.textField({
+				    label: customField["fieldLabel"],
+				    placeholder: 'Enter your subject here.',
+				    name: customField["fieldName"], 
+				    value: ''})
+				}}
+			{% elseif customField["fieldType"] == "hidden" %}
+				<input type="hidden" name="{{ customField["fieldName"] }}" id="{{ customField["fieldName"] }}" value="{{ customField["fieldValue"] }}" />
+			{% endif %}
+		{% endfor %}
+	{% endif %}
 
 	{{ forms.textField({
 	    label: 'Subject',

src/widgets/ZendeskWidget.php

@@ -228,14 +228,17 @@ public function getSettingsHtml()
     public function getBodyHtml()
     {
         Craft::$app->getView()->registerAssetBundle(ZendeskWidgetWidgetAsset::class);
-
+		$widgetOptions = [
+            'name' => $this->name,
+            'email' => $this->email
+        ];
+        if (Craft::$app->getConfig()->getConfigFromFile("zendesk")) {
+	        $widgetOptions['customFields'] = Craft::$app->getConfig()->getConfigFromFile("zendesk")["customFields"];
+        }
+
         return Craft::$app->getView()->renderTemplate(
             'zendesk/_components/widgets/ZendeskWidget_body',
-            [
-                'name' => $this->name,
-                'email' => $this->email,
-                'customFields' => Craft::$app->getConfig()->getConfigFromFile("zendesk")["customFields"]
-            ]
+            $widgetOptions
         );
     }
 }