From fc42d6b4bf3660fad3c081c499f0303241bb449f Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Mon, 28 Dec 2015 13:56:01 +0100
Subject: [PATCH 1/4] FilePrinter: Add print_file_custom(),
 print_files_custom()

---
 src/ui/file.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/ui/file.rs b/src/ui/file.rs
index b99726f4..6c9eaf0d 100644
--- a/src/ui/file.rs
+++ b/src/ui/file.rs
@@ -23,6 +23,21 @@ pub trait FilePrinter {
         }
     }
 
+    fn print_file_custom<F>(&self, file: Rc<RefCell<File>>, f: &F)
+        where F: Fn(Rc<RefCell<File>>) -> String
+    {
+        info!("{}", f(file));
+    }
+
+    fn print_files_custom<F, I>(&self, files: I, f: &F)
+        where I: Iterator<Item = Rc<RefCell<File>>>,
+              F: Fn(Rc<RefCell<File>>) -> String
+    {
+        for file in files {
+            self.print_file_custom(file, f);
+        }
+    }
+
 }
 
 struct DebugPrinter {

From f0c186f33b76b942770c3990840e2d635584b945 Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Mon, 28 Dec 2015 13:56:20 +0100
Subject: [PATCH 2/4] Impl FilePrinter for DebugPrinter ::print_file_custom()

---
 src/ui/file.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/ui/file.rs b/src/ui/file.rs
index 6c9eaf0d..43c46231 100644
--- a/src/ui/file.rs
+++ b/src/ui/file.rs
@@ -58,6 +58,14 @@ impl FilePrinter for DebugPrinter {
         }
     }
 
+    fn print_file_custom<F>(&self, file: Rc<RefCell<File>>, f: &F)
+        where F: Fn(Rc<RefCell<File>>) -> String
+    {
+        if self.debug {
+            debug!("[DebugPrinter] ->\n{:?}", f(file));
+        }
+    }
+
 }
 
 struct SimplePrinter {

From 6455c45630c97f5a1ae446c6ba4405b541afb094 Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Mon, 28 Dec 2015 13:56:38 +0100
Subject: [PATCH 3/4] Impl FilePrinter for SimplePrinter ::print_file_custom()

---
 src/ui/file.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/ui/file.rs b/src/ui/file.rs
index 43c46231..e9ab2e38 100644
--- a/src/ui/file.rs
+++ b/src/ui/file.rs
@@ -92,6 +92,19 @@ impl FilePrinter for SimplePrinter {
         }
     }
 
+    fn print_file_custom<F>(&self, file: Rc<RefCell<File>>, f: &F)
+        where F: Fn(Rc<RefCell<File>>) -> String
+    {
+        let s = f(file);
+        if self.debug {
+            debug!("{:?}", s);
+        } else if self.verbose {
+            info!("{}", s);
+        } else {
+            info!("[File]: {}", s);
+        }
+    }
+
 }
 
 pub struct TablePrinter {

From 51605e1314637c137d98701662c85076241aec71 Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Mon, 28 Dec 2015 13:56:53 +0100
Subject: [PATCH 4/4] Impl FilePrinter for TablePrinter ::print_files_custom()

---
 src/ui/file.rs | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/src/ui/file.rs b/src/ui/file.rs
index e9ab2e38..a45bb71e 100644
--- a/src/ui/file.rs
+++ b/src/ui/file.rs
@@ -158,4 +158,41 @@ impl FilePrinter for TablePrinter {
         }
     }
 
+    fn print_files_custom<F, I>(&self, files: I, f: &F)
+        where I: Iterator<Item = Rc<RefCell<File>>>,
+              F: Fn(Rc<RefCell<File>>) -> String
+    {
+        use prettytable::Table;
+        use prettytable::row::Row;
+        use prettytable::cell::Cell;
+
+        let titles = row!["File#", "Owner", "ID", "..."];
+
+        let mut tab = Table::new();
+        tab.set_titles(titles);
+
+        let mut i = 0;
+        for file in files {
+            debug!("Printing file: {:?}", file);
+            i += 1;
+            let cell_i  = Cell::new(&format!("{}", i)[..]);
+            let cell_o  = Cell::new(&format!("{}", file.deref().borrow().owner_name())[..]);
+
+            let id : String = file.deref().borrow().id().clone().into();
+            let cell_id = Cell::new(&id[..]);
+
+            let cell_extra = Cell::new(&f(file)[..]);
+
+            let row = Row::new(vec![cell_i, cell_o, cell_id, cell_extra]);
+            tab.add_row(row);
+        }
+
+        if i != 0 {
+            debug!("Printing {} table entries", i);
+            tab.printstd();
+        } else {
+            debug!("Not printing table because there are zero entries");
+        }
+    }
+
 }