Commands - denotate

- Migrated handleDenotate to CmdDenotate.

src/commands/CmdDenotate.cpp

@@ -0,0 +1,147 @@
+////////////////////////////////////////////////////////////////////////////////
+// taskwarrior - a command line task list manager.
+//
+// Copyright 2006 - 2011, Paul Beckingham, Federico Hernandez.
+// All rights reserved.
+//
+// This program is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free Software
+// Foundation; either version 2 of the License, or (at your option) any later
+// version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+// details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program; if not, write to the
+//
+//     Free Software Foundation, Inc.,
+//     51 Franklin Street, Fifth Floor,
+//     Boston, MA
+//     02110-1301
+//     USA
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#include <sstream>
+#include <Context.h>
+#include <Permission.h>
+#include <text.h>
+#include <main.h>
+#include <CmdDenotate.h>
+
+extern Context context;
+
+////////////////////////////////////////////////////////////////////////////////
+CmdDenotate::CmdDenotate ()
+{
+  _keyword     = "denotate";
+  _usage       = "task denotate ID desc...";
+  _description = "Deletes an annotation from an existing task.";
+  _read_only   = false;
+  _displays_id = false;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+int CmdDenotate::execute (const std::string&, std::string& output)
+{
+  int rc = 0;
+
+  if (!context.task.has ("description"))
+    throw std::string ("Description needed to delete an annotation.");
+
+  if (context.sequence.size () == 0)
+    throw std::string ("A task ID is needed to delete an annotation.");
+
+  bool sensitive = context.config.getBoolean ("search.case.sensitive");
+
+  std::stringstream out;
+
+  std::vector <Task> tasks;
+  context.tdb.lock (context.config.getBoolean ("locking"));
+  Filter filter;
+  context.tdb.loadPending (tasks, filter);
+
+  context.filter.applySequence (tasks, context.sequence);
+  if (tasks.size () == 0)
+  {
+    context.footnote ("No tasks specified.");
+    return 1;
+  }
+
+  Permission permission;
+  if (context.sequence.size () > (size_t) context.config.getInteger ("bulk"))
+    permission.bigSequence ();
+
+  std::vector <Task>::iterator task;
+  for (task = tasks.begin (); task != tasks.end (); ++task)
+  {
+    Task before (*task);
+    std::string desc = context.task.get ("description");
+    std::vector <Att> annotations;
+    task->getAnnotations (annotations);
+
+    if (annotations.size () == 0)
+      throw std::string ("The specified task has no annotations that can be deleted.");
+
+    std::vector <Att>::iterator i;
+    std::string anno;
+    bool match = false;;
+    for (i = annotations.begin (); i != annotations.end (); ++i)
+    {
+      anno = i->value ();
+      if (anno == desc)
+      {
+        match = true;
+        annotations.erase (i);
+        task->setAnnotations (annotations);
+        break;
+      }
+    }
+    if (!match)
+    {
+      for (i = annotations.begin (); i != annotations.end (); ++i)
+      {
+        anno = i->value ();
+        std::string::size_type loc = find (anno, desc, sensitive);
+
+        if (loc != std::string::npos)
+        {
+          match = true;
+          annotations.erase (i);
+          task->setAnnotations (annotations);
+          break;
+        }
+      }
+    }
+
+    if (taskDiff (before, *task))
+    {
+      // Only allow valid tasks.
+      task->validate ();
+
+      if (permission.confirmed (before, taskDifferences (before, *task) + "Proceed with change?"))
+      {
+        context.tdb.update (*task);
+        if (context.config.getBoolean ("echo.command"))
+          out << "Found annotation '"
+              << anno
+              << "' and deleted it.\n";
+      }
+    }
+    else
+      out << "Did not find any matching annotation to be deleted for '"
+          << desc
+          << "'.\n";
+  }
+
+  context.tdb.commit ();
+  context.tdb.unlock ();
+
+  output = out.str ();
+  return rc;
+}
+
+////////////////////////////////////////////////////////////////////////////////