Add upstream plugins

Signed-off-by: Adrian Nöthlich <git@promasu.tech>

wp-content/plugins/all-in-one-event-calendar/app/view/calendar/subscribe-button.php

@@ -0,0 +1,39 @@
+<?php
+
+/**
+ * Generate translation entities for subscription buttons.
+ *
+ * @author     Time.ly Network Inc.
+ * @since      2.0
+ *
+ * @package    AI1EC
+ * @subpackage AI1EC.View
+ */
+class Ai1ec_View_Calendar_SubscribeButton {
+
+    /**
+     * Get a list of texts for subscribtion buttons.
+     *
+     * @return array Map of labels.
+     */
+    public function get_labels() {
+        return array(
+            'label' => array(
+                'timely'    => Ai1ec_I18n::__( 'Add to Timely Calendar' ),
+                'google'    => Ai1ec_I18n::__( 'Add to Google' ),
+                'outlook'   => Ai1ec_I18n::__( 'Add to Outlook' ),
+                'apple'     => Ai1ec_I18n::__( 'Add to Apple Calendar' ),
+                'plaintext' => Ai1ec_I18n::__( 'Add to other calendar' ),
+                'xml'       => Ai1ec_I18n::__( 'Export to XML' ),
+            ),
+            'title' => array(
+                'timely'    => Ai1ec_I18n::__( 'Copy this URL for your own Timely calendar or click to add to your rich-text calendar' ),
+                'google'    => Ai1ec_I18n::__( 'Subscribe to this calendar in your Google Calendar' ),
+                'outlook'   => Ai1ec_I18n::__( 'Subscribe to this calendar in MS Outlook' ),
+                'apple'     => Ai1ec_I18n::__( 'Subscribe to this calendar in Apple Calendar/iCal' ),
+                'plaintext' => Ai1ec_I18n::__( 'Subscribe to this calendar in another plain-text calendar' ),
+            ),
+        );
+    }
+
+}