From abf8ea1cf8715bfb6f28c4c0f2a924e5e5f8bae2 Mon Sep 17 00:00:00 2001
From: Christoph Wurst <christoph@winzerhof-wurst.at>
Date: Wed, 4 May 2016 09:36:25 +0200
Subject: show import button if attachment is of type 'text/calendar'

---
 css/mail.css                          |  6 +++++-
 js/service/attachmentservice.js       | 16 ++++++++++++++++
 js/templates/message-attachment.html  |  3 +++
 js/views/messageattachment.js         | 31 +++++++++++++++++++++++++++++--
 lib/controller/messagescontroller.php | 19 +++++++++++++++++--
 5 files changed, 70 insertions(+), 5 deletions(-)

diff --git a/css/mail.css b/css/mail.css
index f6aa0b746..8a5172a1c 100755
--- a/css/mail.css
+++ b/css/mail.css
@@ -663,7 +663,8 @@ input.submit-message,
 	max-height: 120px;
 }
 .attachment-save-to-cloud,
-.attachment-download {
+.attachment-download,
+.attachment-import {
 	position: absolute;
 	height: 32px;
 	width: 32px;
@@ -675,6 +676,9 @@ input.submit-message,
 .attachment-download {
 	right: 41px;
 }
+.attachment-import {
+	right: 79px;
+}
 /* show icon + text for Download all button
 	as well as when there is only one attachment */
 .attachments-save-to-cloud,
diff --git a/js/service/attachmentservice.js b/js/service/attachmentservice.js
index a231e9289..0d21bdfa3 100644
--- a/js/service/attachmentservice.js
+++ b/js/service/attachmentservice.js
@@ -25,6 +25,7 @@ define(function(require) {
 	var Radio = require('radio');
 
 	Radio.message.reply('save:cloud', saveToFiles);
+	Radio.message.reply('attachment:download', downloadAttachment);
 
 	/**
 	 * @param {Account} account
@@ -63,4 +64,19 @@ define(function(require) {
 		return defer.promise();
 	}
 
+	function downloadAttachment(url) {
+		var defer = $.Deferred();
+
+		$.ajax(url, {
+			success: function(data) {
+				defer.resolve(data);
+			},
+			error: function() {
+				defer.reject();
+			}
+		});
+
+		return defer.promise();
+	}
+
 });
diff --git a/js/templates/message-attachment.html b/js/templates/message-attachment.html
index 9f902ca28..7fab1c1f1 100644
--- a/js/templates/message-attachment.html
+++ b/js/templates/message-attachment.html
@@ -4,5 +4,8 @@
 {{/if}}
 <img class="attachment-icon" src="{{mimeUrl}}" />
 <span class="attachment-name" title="{{fileName}} ({{humanFileSize size}})">{{fileName}} <span class="attachment-size">({{humanFileSize size}})</span></span>
+{{#if isCalendarEvent}}
+<button class="button icon-add attachment-import calendar" title="{{ t 'Import into calendar' }}"></button>
+{{/if}}
 <button class="button icon-download attachment-download" title="{{ t 'Download attachment' }}"></button>
 <button class="icon-folder attachment-save-to-cloud" title="{{ t 'Save to Files' }}"></button>
\ No newline at end of file
diff --git a/js/views/messageattachment.js b/js/views/messageattachment.js
index 7746b02d0..4cb80998a 100644
--- a/js/views/messageattachment.js
+++ b/js/views/messageattachment.js
@@ -23,6 +23,7 @@ define(function(require) {
 	var $ = require('jquery');
 	var Handlebars = require('handlebars');
 	var Marionette = require('marionette');
+	var Radio = require('radio');
 	var MessageController = require('controller/messagecontroller');
 	var MessageAttachmentTemplate = require('text!templates/message-attachment.html');
 
@@ -33,11 +34,13 @@ define(function(require) {
 		template: Handlebars.compile(MessageAttachmentTemplate),
 		ui: {
 			'downloadButton': '.attachment-download',
-			'saveToCloudButton': '.attachment-save-to-cloud'
+			'saveToCloudButton': '.attachment-save-to-cloud',
+			'importCalendarEventButton': '.attachment-import.calendar'
 		},
 		events: {
 			'click': '_onDownload',
-			'click @ui.saveToCloudButton': '_onSaveToCloud'
+			'click @ui.saveToCloudButton': '_onSaveToCloud',
+			'click @ui.importCalendarEventButton': '_onImportCalendarEvent'
 		},
 		_onDownload: function(e) {
 			if (!e.isDefaultPrevented()) {
@@ -67,6 +70,30 @@ define(function(require) {
 					.removeClass('icon-loading-small')
 					.prop('disabled', false);
 			});
+		},
+		_onImportCalendarEvent: function(e) {
+			e.preventDefault();
+
+			this.ui.importCalendarEventButton
+				.removeClass('icon-add')
+				.addClass('icon-loading-small');
+
+			var url = this.model.get('downloadUrl');
+			var downloading = Radio.message.request('attachment:download', url);
+
+			var _this = this;
+			$.when(downloading).done(function(data) {
+				console.log(data);
+			});
+			$.when(downloading.fail(function() {
+				Radio.ui.trigger('error:show', t('Error while downloading calendar event'));
+			}));
+			$.when(downloading).always(function() {
+				_this.ui.importCalendarEventButton
+					.removeClass('icon-loading-small')
+					.addClass('icon-add');
+			});
+
 		}
 	});
 
diff --git a/lib/controller/messagescontroller.php b/lib/controller/messagescontroller.php
index 1b3ddb168..6bc689b15 100755
--- a/lib/controller/messagescontroller.php
+++ b/lib/controller/messagescontroller.php
@@ -397,6 +397,8 @@ class MessagesController extends Controller {
 
 		if ($this->attachmentIsImage($attachment)) {
 			$attachment['isImage'] = true;
+		} else if ($this->attachmentIsCalendarEvent($attachment)) {
+			$attachment['isCalendarEvent'] = true;
 		}
 		return $attachment;
 	}
@@ -405,11 +407,24 @@ class MessagesController extends Controller {
 	 * @param $attachment
 	 *
 	 * Determines if the content of this attachment is an image
+	 *
+	 * @return boolean
 	 */
 	private function attachmentIsImage($attachment) {
-		return in_array($attachment['mime'], array('image/jpeg',
+		return in_array(
+			$attachment['mime'], [
+			'image/jpeg',
 			'image/png',
-			'image/gif'));
+			'image/gif'
+		]);
+	}
+
+	/**
+	 * @param type $attachment
+	 * @return boolean
+	 */
+	private function attachmentIsCalendarEvent($attachment) {
+		return $attachment['mime'] === 'text/calendar';
 	}
 
 	/**
-- 
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