From 22368b9a40f047425873092ce20d2184d3f091a3 Mon Sep 17 00:00:00 2001
From: Tomas Babej <tomasbabej@gmail.com>
Date: Fri, 30 Oct 2015 00:56:22 +0100
Subject: [PATCH] Revive TDB2::has and TF2::has methods

This reverts commit fa920f02aa108d666190d4340c9daa213182fca2. Methods
found their usage after all.
---
 src/TDB2.cpp | 21 +++++++++++++++++++++
 src/TDB2.h   |  2 ++
 2 files changed, 23 insertions(+)

diff --git a/src/TDB2.cpp b/src/TDB2.cpp
index ad555561b..02f41e698 100644
--- a/src/TDB2.cpp
+++ b/src/TDB2.cpp
@@ -149,6 +149,19 @@ bool TF2::get (const std::string& uuid, Task& task)
   return false;
 }
 
+////////////////////////////////////////////////////////////////////////////////
+bool TF2::has (const std::string& uuid)
+{
+  if (! _loaded_tasks)
+    load_tasks ();
+
+  for (auto& i : _tasks)
+    if (i.get ("uuid") == uuid)
+      return true;
+
+  return false;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 void TF2::add_task (Task& task)
 {
@@ -1350,6 +1363,14 @@ bool TDB2::get (const std::string& uuid, Task& task)
          completed.get (uuid, task);
 }
 
+////////////////////////////////////////////////////////////////////////////////
+// Locate task by UUID, wherever it is.
+bool TDB2::has (const std::string& uuid)
+{
+  return pending.has (uuid) ||
+         completed.has (uuid);
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 const std::vector <Task> TDB2::siblings (Task& task)
 {
diff --git a/src/TDB2.h b/src/TDB2.h
index d61bbdce0..4353a4ee5 100644
--- a/src/TDB2.h
+++ b/src/TDB2.h
@@ -50,6 +50,7 @@ public:
 
   bool get (int, Task&);
   bool get (const std::string&, Task&);
+  bool has (const std::string&);
 
   void add_task (Task&);
   bool modify_task (const Task&);
@@ -121,6 +122,7 @@ public:
   const std::vector <Task> all_tasks ();
   bool get (int, Task&);
   bool get (const std::string&, Task&);
+  bool has (const std::string&);
   const std::vector <Task> siblings (Task&);
   const std::vector <Task> children (Task&);