add twitter conversion tracking

Template/Tag/TwitterConversionTag.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * Matomo - free/libre analytics platform
+ *
+ * @link https://matomo.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ */
+namespace Piwik\Plugins\TagManager\Template\Tag;
+
+use Piwik\Settings\FieldConfig;
+use Piwik\Plugins\TagManager\Template\Tag\BaseTag;
+use Piwik\Validators\NotEmpty;
+
+class TwitterConversionTag extends BaseTag
+{
+    const ID = 'TwitterConversion';
+
+    public function getId()
+    {
+        return self::ID;
+    }
+
+    public function getName()
+    {
+        return parent::getName();
+    }
+
+    public function getDescription()
+    {
+        return parent::getDescription();
+    }
+
+    public function getHelp()
+    {
+        return parent::getHelp();
+    }
+
+    public function getIcon()
+    {
+        return 'plugins/TagManager/images/icons/twitter.svg';
+    }
+
+    public function getParameters()
+    {
+        return array(
+            $this->makeSetting('twitterConversion', '', FieldConfig::TYPE_STRING, function (FieldConfig $field) {
+                $field->title = 'Pixel ID';
+                $field->uiControl = FieldConfig::UI_CONTROL_TEXT;
+                $field->description = '';
+                $field->validators[] = new NotEmpty();
+            }), 
+        );
+    }
+
+    public function getCategory()
+    {
+        return self::CATEGORY_SOCIAL;
+    }
+
+}

Template/Tag/TwitterConversionTag.web.js

@@ -0,0 +1,17 @@
+(function () {
+    return function (parameters, TagManager) {
+        this.fire = function () {
+            var id = parameters.get('Pixel ID');
+            if (id) {
+                !function (e, t, n, s, u, a) {
+                    e.twq || (s = e.twq = function () {
+                        s.exe ? s.exe.apply(s, arguments) : s.queue.push(arguments);
+                    }, s.version = '1.1', s.queue = [], u = t.createElement(n), u.async = !0, u.src = '//static.ads-twitter.com/uwt.js',
+                        a = t.getElementsByTagName(n)[0], a.parentNode.insertBefore(u, a))
+                }(window, document, 'script');
+                twq('init', id);
+                twq('track', 'PageView');
+            }
+        };
+    };
+})();