Commands - _query

- Migrated handleQuery to CmdQuery.

src/Cmd.cpp

@@ -129,7 +129,6 @@ void Cmd::load ()
 {
   if (commands.size () == 0)
   {
-    commands.push_back ("_query");
     commands.push_back ("calendar");
     commands.push_back ("delete");
     commands.push_back ("done");
@@ -195,8 +194,7 @@ void Cmd::allCommands (std::vector <std::string>& all) const
 // Commands that do not directly modify the data files.
 bool Cmd::isReadOnlyCommand ()
 {
-  if (command == "_query"                                                    ||
-      command == "calendar"                                                  ||
+  if (command == "calendar"                                                  ||
 			command == "push"                                                      ||
       command == "timesheet"                                                 ||
       validCustom (command))

src/Context.cpp

@@ -259,7 +259,6 @@ int Context::dispatch (std::string &out)
                                                      handleMerge                 (out); }
   else if (cmd.command == "push")             {      handlePush                  (out); }
   else if (cmd.command == "pull")             {      handlePull                  (out); }
-  else if (cmd.command == "_query")           { rc = handleQuery                 (out); }
   else if (cmd.command == "" &&
            sequence.size ())                  { rc = handleModify                (out); }
 

src/command.cpp

@@ -51,45 +51,6 @@
 
 extern Context context;
 
-////////////////////////////////////////////////////////////////////////////////
-int handleQuery (std::string& outs)
-{
-  int rc = 0;
-
-  // Get all the tasks.
-  std::vector <Task> tasks;
-  context.tdb.lock (context.config.getBoolean ("locking"));
-  handleRecurrence ();
-  context.tdb.load (tasks, context.filter);
-  context.tdb.commit ();
-  context.tdb.unlock ();
-
-  // Filter sequence.
-  if (context.sequence.size ())
-    context.filter.applySequence (tasks, context.sequence);
-
-  if (tasks.size () == 0)
-  {
-    std::cout << "No matches.\n";
-    return 1;
-  }
-
-  // Note: "limit:" feature not supported.
-
-  // Compose output.
-  std::vector <Task>::iterator t;
-  for (t = tasks.begin (); t != tasks.end (); ++t)
-  {
-    if (t != tasks.begin ())
-      outs += ",\n";
-
-    outs += t->composeJSON (true);
-  }
-
-  outs += "\n";
-  return rc;
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 void handleUndo ()
 {

src/commands/CMakeLists.txt

@@ -29,6 +29,7 @@ set (commands_SRCS Command.cpp        Command.h
                    CmdLogo.cpp        CmdLogo.h
                    CmdPrepend.cpp     CmdPrepend.h
                    CmdProjects.cpp    CmdProjects.h
+                   CmdQuery.cpp       CmdQuery.h
                    CmdReports.cpp     CmdReports.h
                    CmdShell.cpp       CmdShell.h
                    CmdShow.cpp        CmdShow.h

src/commands/CmdQuery.cpp

@@ -0,0 +1,83 @@
+////////////////////////////////////////////////////////////////////////////////
+// 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 <Context.h>
+#include <main.h>
+#include <CmdQuery.h>
+
+extern Context context;
+
+////////////////////////////////////////////////////////////////////////////////
+CmdQuery::CmdQuery ()
+{
+  _keyword     = "_query";
+  _usage       = "task _query <external command>";
+  _description = "Executes external commands and scripts";
+  _read_only   = true;
+  _displays_id = true;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+int CmdQuery::execute (const std::string&, std::string& output)
+{
+  int rc = 0;
+
+  // Get all the tasks.
+  std::vector <Task> tasks;
+  context.tdb.lock (context.config.getBoolean ("locking"));
+  handleRecurrence ();
+  context.tdb.load (tasks, context.filter);
+  context.tdb.commit ();
+  context.tdb.unlock ();
+
+  // Filter sequence.
+  if (context.sequence.size ())
+    context.filter.applySequence (tasks, context.sequence);
+
+  if (tasks.size () == 0)
+  {
+    context.footnote ("No matches.");
+    return 1;
+  }
+
+  // Note: "limit:" feature not supported.
+
+  // Compose output.
+  std::vector <Task>::iterator t;
+  for (t = tasks.begin (); t != tasks.end (); ++t)
+  {
+    if (t != tasks.begin ())
+      output += ",\n";
+
+    output += t->composeJSON (true);
+  }
+
+  output += "\n";
+  return rc;
+}
+
+////////////////////////////////////////////////////////////////////////////////

src/commands/CmdQuery.h

@@ -0,0 +1,42 @@
+////////////////////////////////////////////////////////////////////////////////
+// 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
+//
+////////////////////////////////////////////////////////////////////////////////
+#ifndef INCLUDED_CMDQUERY
+#define INCLUDED_CMDQUERY
+#define L10N                                           // Localization complete.
+
+#include <string>
+#include <Command.h>
+
+class CmdQuery : public Command
+{
+public:
+  CmdQuery ();
+  int execute (const std::string&, std::string&);
+};
+
+#endif
+////////////////////////////////////////////////////////////////////////////////

src/commands/Command.cpp

@@ -51,6 +51,7 @@
 #include <CmdLogo.h>
 #include <CmdPrepend.h>
 #include <CmdProjects.h>
+#include <CmdQuery.h>
 #include <CmdReports.h>
 #include <CmdShell.h>
 #include <CmdShow.h>
@@ -103,6 +104,7 @@ void Command::factory (std::map <std::string, Command*>& all)
   c = new CmdLogo ();               all[c->keyword ()] = c;
   c = new CmdPrepend ();            all[c->keyword ()] = c;
   c = new CmdProjects ();           all[c->keyword ()] = c;
+  c = new CmdQuery ();              all[c->keyword ()] = c;
   c = new CmdReports ();            all[c->keyword ()] = c;
   c = new CmdShell ();              all[c->keyword ()] = c;
   c = new CmdShow ();               all[c->keyword ()] = c;

src/main.h

@@ -52,7 +52,6 @@ bool nag (Task&);
 // command.cpp
 int handleDone (std::string&);
 int handleModify (std::string&);
-int handleQuery (std::string&);
 int handleDelete (std::string&);
 void handleUndo ();
 void handleMerge (std::string&);