Dactyloidae iOS initial commit

mobile/ios/Storage/Sharing.swift

@@ -0,0 +1,30 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import Foundation
+import UIKit
+import Shared
+
+// A small structure to encapsulate all the possible data that we can get
+// from an application sharing a web page or a URL.
+public struct ShareItem {
+    public let url: String
+    public let title: String?
+    public let favicon: Favicon?
+
+    public init(url: String, title: String?, favicon: Favicon?) {
+        self.url = url
+        self.title = title
+        self.favicon = favicon
+    }
+
+    // We only support sharing HTTP and HTTPS URLs, as well as data URIs.
+    public var isShareable: Bool {
+        return URL(string: url)?.isWebPage() ?? false
+    }
+}
+
+public protocol ShareToDestination {
+    func shareItem(_ item: ShareItem) -> Success
+}