begin multi-protocol page driver implementation

src/tool.rs

@@ -1,5 +1,8 @@
 //! Some shared helpers collection
 
+// Global dependencies
+use gtk::glib::{DateTime, GString, Uri};
+
 /// Format bytes to KB/MB/GB presentation
 pub fn format_bytes(value: usize) -> String {
     const KB: f32 = 1024.0;
@@ -21,3 +24,24 @@ pub fn format_bytes(value: usize) -> String {
         format!("{:.2} GB", f / GB)
     }
 }
+
+/// Format given [DateTime](https://docs.gtk.org/glib/struct.DateTime.html)
+pub fn format_time(t: &DateTime) -> GString {
+    t.format_iso8601().unwrap() // @TODO handle?
+}
+
+/// Get current [DateTime](https://docs.gtk.org/glib/struct.DateTime.html)
+pub fn now() -> DateTime {
+    DateTime::now_local().unwrap() // @TODO handle?
+}
+
+/// Compare `subject` with `base`
+pub fn _is_external(subject: &Uri, base: &Uri) -> bool {
+    if subject.scheme() != base.scheme() {
+        return true;
+    }
+    if subject.port() != base.port() {
+        return true;
+    }
+    subject.host() != base.host()
+} // @TODO not in use