mirror of
https://github.com/GothenburgBitFactory/taskwarrior.git
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Commands - edit
- Migrated edit.cpp to CmdEdit.
This commit is contained in:
Paul Beckingham
parent
ed97fcc108
commit
9af1c71daf
9 changed files with 135 additions and 88 deletions
683
src/commands/CmdEdit.cpp
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683
src/commands/CmdEdit.cpp
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@ -0,0 +1,683 @@
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////////////////////////////////////////////////////////////////////////////////
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// taskwarrior - a command line task list manager.
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//
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// Copyright 2006 - 2011, Paul Beckingham, Federico Hernandez.
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// All rights reserved.
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//
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// This program is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free Software
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// Foundation; either version 2 of the License, or (at your option) any later
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// version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// this program; if not, write to the
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//
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// Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor,
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// Boston, MA
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// 02110-1301
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// USA
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//
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////////////////////////////////////////////////////////////////////////////////
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#include <iostream>
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#include <sstream>
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#include <Duration.h>
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#include <Context.h>
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#include <text.h>
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#include <util.h>
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#include <main.h>
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#include <CmdEdit.h>
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extern Context context;
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////////////////////////////////////////////////////////////////////////////////
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CmdEdit::CmdEdit ()
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{
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_keyword = "edit";
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_usage = "task edit <ID>";
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_description = "Launches an editor to let you modify all aspects of a task "
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"directly, therefore it is to be used carefully.";
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_read_only = false;
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_displays_id = true;
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}
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////////////////////////////////////////////////////////////////////////////////
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// Introducing the Silver Bullet. This feature is the catch-all fixative for
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// various other ills. This is like opening up the hood and going in with a
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// wrench. To be used sparingly.
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int CmdEdit::execute (const std::string& command_line, std::string& output)
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{
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int rc = 0;
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std::stringstream out;
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std::vector <Task> tasks;
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context.tdb.lock (context.config.getBoolean ("locking"));
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handleRecurrence ();
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Filter filter;
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context.tdb.loadPending (tasks, filter);
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// Filter sequence.
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std::vector <Task> all = tasks;
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context.filter.applySequence (tasks, context.sequence);
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std::vector <Task>::iterator task;
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for (task = tasks.begin (); task != tasks.end (); ++task)
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if (editFile (*task))
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context.tdb.update (*task);
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context.tdb.commit ();
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context.tdb.unlock ();
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output = out.str ();
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return rc;
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}
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////////////////////////////////////////////////////////////////////////////////
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std::string CmdEdit::findValue (
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const std::string& text,
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const std::string& name)
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{
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std::string::size_type found = text.find (name);
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if (found != std::string::npos)
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{
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std::string::size_type eol = text.find ("\n", found + 1);
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if (eol != std::string::npos)
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{
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std::string value = text.substr (
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found + name.length (),
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eol - (found + name.length ()));
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return trim (value, "\t ");
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}
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}
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return "";
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}
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////////////////////////////////////////////////////////////////////////////////
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std::string CmdEdit::findDate (
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const std::string& text,
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const std::string& name)
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{
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std::string::size_type found = text.find (name);
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if (found != std::string::npos)
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{
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std::string::size_type eol = text.find ("\n", found + 1);
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if (eol != std::string::npos)
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{
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std::string value = trim (text.substr (
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found + name.length (),
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eol - (found + name.length ())), "\t ");
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if (value != "")
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{
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Date dt (value, context.config.get ("dateformat"));
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return format ((int) dt.toEpoch ());
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}
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}
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}
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return "";
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}
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////////////////////////////////////////////////////////////////////////////////
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std::string CmdEdit::formatDate (
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Task& task,
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const std::string& attribute)
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{
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std::string value = task.get (attribute);
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if (value.length ())
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{
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Date dt (::atoi (value.c_str ()));
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value = dt.toString (context.config.get ("dateformat"));
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}
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return value;
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}
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////////////////////////////////////////////////////////////////////////////////
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std::string CmdEdit::formatTask (Task task)
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{
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std::stringstream before;
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bool verbose = context.config.getBoolean ("edit.verbose");
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if (verbose)
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before << "# The 'task edit <id>' command allows you to modify all aspects of a task\n"
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<< "# using a text editor. What is shown below is a representation of the\n"
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<< "# task in all it's detail. Modify what you wish, and if you save and\n"
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<< "# quit your editor, taskwarrior will read this file and try to make sense\n"
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<< "# of what changed, and apply those changes. If you quit your editor\n"
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<< "# without saving or making any modifications, taskwarrior will do nothing.\n"
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<< "#\n"
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<< "# Lines that begin with # represent data you cannot change, like ID.\n"
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<< "# If you get too 'creative' with your editing, taskwarrior will dump you\n"
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<< "# back into the editor to try again.\n"
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<< "#\n"
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<< "# Should you find yourself in an endless Groundhog Day loop, editing and\n"
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<< "# editing the same file, just quit the editor without making any changes.\n"
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<< "# Taskwarrior will notice this and stop the editing.\n"
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<< "#\n";
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before << "# Name Editable details\n"
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<< "# ----------------- ----------------------------------------------------\n"
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<< "# ID: " << task.id << "\n"
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<< "# UUID: " << task.get ("uuid") << "\n"
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<< "# Status: " << ucFirst (Task::statusToText (task.getStatus ())) << "\n"
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<< "# Mask: " << task.get ("mask") << "\n"
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<< "# iMask: " << task.get ("imask") << "\n"
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<< " Project: " << task.get ("project") << "\n"
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<< " Priority: " << task.get ("priority") << "\n";
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std::vector <std::string> tags;
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task.getTags (tags);
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std::string allTags;
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join (allTags, " ", tags);
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if (verbose)
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before << "# Separate the tags with spaces, like this: tag1 tag2\n";
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before << " Tags: " << allTags << "\n"
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<< " Description: " << task.get ("description") << "\n"
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<< " Created: " << formatDate (task, "entry") << "\n"
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<< " Started: " << formatDate (task, "start") << "\n"
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<< " Ended: " << formatDate (task, "end") << "\n"
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<< " Due: " << formatDate (task, "due") << "\n"
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<< " Until: " << formatDate (task, "until") << "\n"
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<< " Recur: " << task.get ("recur") << "\n"
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<< " Wait until: " << formatDate (task, "wait") << "\n"
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<< " Parent: " << task.get ("parent") << "\n"
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<< " Foreground color: " << task.get ("fg") << "\n"
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<< " Background color: " << task.get ("bg") << "\n";
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if (verbose)
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before << "# Annotations look like this: <date> -- <text> and there can be any number of them.\n"
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<< "# The ' -- ' separator between the date and text field should not be removed.\n"
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<< "# A \"blank slot\" for adding an annotation follows for your convenience.\n";
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std::vector <Att> annotations;
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task.getAnnotations (annotations);
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std::vector <Att>::iterator anno;
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for (anno = annotations.begin (); anno != annotations.end (); ++anno)
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{
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Date dt (::atoi (anno->name ().substr (11).c_str ()));
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before << " Annotation: " << dt.toString (context.config.get ("dateformat.annotation"))
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<< " -- " << anno->value () << "\n";
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}
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Date now;
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before << " Annotation: " << now.toString (context.config.get ("dateformat.annotation")) << " -- \n";
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// Add dependencies here.
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std::vector <int> dependencies;
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task.getDependencies (dependencies);
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std::string allDeps;
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join (allDeps, ",", dependencies);
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if (verbose)
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before << "# Dependencies should be a comma-separated list of task IDs, with no spaces.\n";
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before << " Dependencies: " << allDeps << "\n";
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before << "# End\n";
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return before.str ();
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}
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////////////////////////////////////////////////////////////////////////////////
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void CmdEdit::parseTask (Task& task, const std::string& after)
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{
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// project
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std::string value = findValue (after, "\n Project:");
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if (task.get ("project") != value)
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{
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if (value != "")
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{
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context.footnote ("Project modified.");
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task.set ("project", value);
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}
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else
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{
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context.footnote ("Project deleted.");
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task.remove ("project");
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}
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}
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// priority
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value = findValue (after, "\n Priority:");
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if (task.get ("priority") != value)
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{
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if (value != "")
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{
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if (Att::validNameValue ("priority", "", value))
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{
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context.footnote ("Priority modified.");
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task.set ("priority", value);
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}
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}
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else
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{
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context.footnote ("Priority deleted.");
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task.remove ("priority");
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}
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}
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// tags
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value = findValue (after, "\n Tags:");
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std::vector <std::string> tags;
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split (tags, value, ' ');
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task.remove ("tags");
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task.addTags (tags);
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// description.
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value = findValue (after, "\n Description:");
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if (task.get ("description") != value)
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{
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if (value != "")
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{
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context.footnote ("Description modified.");
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task.set ("description", value);
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}
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else
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throw std::string ("Cannot remove description.");
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}
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// entry
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value = findDate (after, "\n Created:");
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if (value != "")
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{
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Date edited (::atoi (value.c_str ()));
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Date original (::atoi (task.get ("entry").c_str ()));
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if (!original.sameDay (edited))
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{
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context.footnote ("Creation date modified.");
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task.set ("entry", value);
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}
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}
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else
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throw std::string ("Cannot remove creation date.");
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// start
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value = findDate (after, "\n Started:");
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if (value != "")
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{
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Date edited (::atoi (value.c_str ()));
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if (task.get ("start") != "")
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{
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Date original (::atoi (task.get ("start").c_str ()));
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if (!original.sameDay (edited))
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{
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context.footnote ("Start date modified.");
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task.set ("start", value);
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}
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}
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else
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{
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context.footnote ("Start date modified.");
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task.set ("start", value);
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}
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}
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else
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{
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if (task.get ("start") != "")
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{
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context.footnote ("Start date removed.");
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task.remove ("start");
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}
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}
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// end
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value = findDate (after, "\n Ended:");
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if (value != "")
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{
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Date edited (::atoi (value.c_str ()));
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if (task.get ("end") != "")
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{
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Date original (::atoi (task.get ("end").c_str ()));
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if (!original.sameDay (edited))
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{
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context.footnote ("Done date modified.");
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task.set ("end", value);
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}
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}
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else if (task.getStatus () != Task::deleted)
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throw std::string ("Cannot set a done date on a pending task.");
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}
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else
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{
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if (task.get ("end") != "")
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{
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context.footnote ("Done date removed.");
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task.setStatus (Task::pending);
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task.remove ("end");
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}
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}
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// due
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value = findDate (after, "\n Due:");
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if (value != "")
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{
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Date edited (::atoi (value.c_str ()));
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if (task.get ("due") != "")
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{
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Date original (::atoi (task.get ("due").c_str ()));
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if (!original.sameDay (edited))
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{
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context.footnote ("Due date modified.");
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task.set ("due", value);
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}
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}
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else
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{
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context.footnote ("Due date modified.");
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task.set ("due", value);
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}
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}
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else
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{
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if (task.get ("due") != "")
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{
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if (task.getStatus () == Task::recurring ||
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task.get ("parent") != "")
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{
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context.footnote ("Cannot remove a due date from a recurring task.");
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}
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else
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{
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context.footnote ("Due date removed.");
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task.remove ("due");
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}
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}
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}
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// until
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value = findDate (after, "\n Until:");
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if (value != "")
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{
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Date edited (::atoi (value.c_str ()));
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if (task.get ("until") != "")
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{
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Date original (::atoi (task.get ("until").c_str ()));
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if (!original.sameDay (edited))
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{
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context.footnote ("Until date modified.");
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task.set ("until", value);
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}
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}
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else
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{
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context.footnote ("Until date modified.");
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task.set ("until", value);
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}
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}
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else
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{
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if (task.get ("until") != "")
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{
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context.footnote ("Until date removed.");
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task.remove ("until");
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}
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}
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// recur
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value = findValue (after, "\n Recur:");
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if (value != task.get ("recur"))
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{
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if (value != "")
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{
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Duration d;
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if (d.valid (value))
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{
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context.footnote ("Recurrence modified.");
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if (task.get ("due") != "")
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{
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task.set ("recur", value);
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task.setStatus (Task::recurring);
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}
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else
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throw std::string ("A recurring task must have a due date.");
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}
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else
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throw std::string ("Not a valid recurrence duration.");
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}
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else
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{
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context.footnote ("Recurrence removed.");
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task.setStatus (Task::pending);
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task.remove ("recur");
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task.remove ("until");
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task.remove ("mask");
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task.remove ("imask");
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}
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}
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// wait
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value = findDate (after, "\n Wait until:");
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if (value != "")
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{
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Date edited (::atoi (value.c_str ()));
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if (task.get ("wait") != "")
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{
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Date original (::atoi (task.get ("wait").c_str ()));
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if (!original.sameDay (edited))
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{
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context.footnote ("Wait date modified.");
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task.set ("wait", value);
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task.setStatus (Task::waiting);
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}
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}
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else
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{
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context.footnote ("Wait date modified.");
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task.set ("wait", value);
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task.setStatus (Task::waiting);
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}
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}
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else
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{
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if (task.get ("wait") != "")
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{
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context.footnote ("Wait date removed.");
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task.remove ("wait");
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task.setStatus (Task::pending);
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}
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}
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// parent
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value = findValue (after, "\n Parent:");
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if (value != task.get ("parent"))
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{
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if (value != "")
|
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{
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context.footnote ("Parent UUID modified.");
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task.set ("parent", value);
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}
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else
|
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{
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context.footnote ("Parent UUID removed.");
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task.remove ("parent");
|
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}
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}
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// fg
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value = findValue (after, "\n Foreground color:");
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if (value != task.get ("fg"))
|
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{
|
||||
if (value != "")
|
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{
|
||||
context.footnote ("Foreground color modified.");
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task.set ("fg", value);
|
||||
}
|
||||
else
|
||||
{
|
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context.footnote ("Foreground color removed.");
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task.remove ("fg");
|
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}
|
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}
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||||
|
||||
// bg
|
||||
value = findValue (after, "\n Background color:");
|
||||
if (value != task.get ("bg"))
|
||||
{
|
||||
if (value != "")
|
||||
{
|
||||
context.footnote ("Background color modified.");
|
||||
task.set ("bg", value);
|
||||
}
|
||||
else
|
||||
{
|
||||
context.footnote ("Background color removed.");
|
||||
task.remove ("bg");
|
||||
}
|
||||
}
|
||||
|
||||
// Annotations
|
||||
std::vector <Att> annotations;
|
||||
std::string::size_type found = 0;
|
||||
while ((found = after.find ("\n Annotation:", found)) != std::string::npos)
|
||||
{
|
||||
found += 14; // Length of "\n Annotation:".
|
||||
|
||||
std::string::size_type eol = after.find ("\n", found + 1);
|
||||
if (eol != std::string::npos)
|
||||
{
|
||||
std::string value = trim (after.substr (
|
||||
found,
|
||||
eol - found), "\t ");
|
||||
|
||||
std::string::size_type gap = value.find (" -- ");
|
||||
if (gap != std::string::npos)
|
||||
{
|
||||
Date when (value.substr (0, gap), context.config.get ("dateformat.annotation"));
|
||||
|
||||
// This guarantees that if more than one annotation has the same date,
|
||||
// that the seconds will be different, thus unique, thus not squashed.
|
||||
// Bug #249
|
||||
when += (const int) annotations.size ();
|
||||
|
||||
std::stringstream name;
|
||||
name << "annotation_" << when.toEpoch ();
|
||||
std::string text = trim (value.substr (gap + 4), "\t ");
|
||||
annotations.push_back (Att (name.str (), text));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
task.setAnnotations (annotations);
|
||||
|
||||
// Dependencies
|
||||
value = findValue (after, "\n Dependencies:");
|
||||
std::vector <std::string> dependencies;
|
||||
split (dependencies, value, ",");
|
||||
|
||||
task.remove ("depends");
|
||||
std::vector <std::string>::iterator dep;
|
||||
for (dep = dependencies.begin (); dep != dependencies.end (); ++dep)
|
||||
{
|
||||
int id = atoi (dep->c_str ());
|
||||
if (id)
|
||||
task.addDependency (id);
|
||||
}
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
bool CmdEdit::editFile (Task& task)
|
||||
{
|
||||
// Check for file permissions.
|
||||
Directory location (context.config.get ("data.location"));
|
||||
if (! location.writable ())
|
||||
throw std::string ("Your data.location directory is not writable.");
|
||||
|
||||
// Create a temp file name in data.location.
|
||||
std::stringstream file;
|
||||
file << "task." << getpid () << "." << task.id << ".task";
|
||||
std::string path = location.data + "/" + file.str ();
|
||||
|
||||
// Format the contents, T -> text, write to a file.
|
||||
std::string before = formatTask (task);
|
||||
int ignored = chdir (location.data.c_str ());
|
||||
++ignored; // Keep compiler quiet.
|
||||
File::write (file.str (), before);
|
||||
|
||||
// Determine correct editor: .taskrc:editor > $VISUAL > $EDITOR > vi
|
||||
std::string editor = context.config.get ("editor");
|
||||
char* peditor = getenv ("VISUAL");
|
||||
if (editor == "" && peditor) editor = std::string (peditor);
|
||||
peditor = getenv ("EDITOR");
|
||||
if (editor == "" && peditor) editor = std::string (peditor);
|
||||
if (editor == "") editor = "vi";
|
||||
|
||||
// Complete the command line.
|
||||
editor += " ";
|
||||
editor += "\"" + file.str () + "\"";
|
||||
|
||||
ARE_THESE_REALLY_HARMFUL:
|
||||
bool changes = false; // No changes made.
|
||||
|
||||
// Launch the editor.
|
||||
std::cout << "Launching '" << editor << "' now...\n";
|
||||
if (-1 == system (editor.c_str ()))
|
||||
std::cout << "No editing performed.\n";
|
||||
else
|
||||
std::cout << "Editing complete.\n";
|
||||
|
||||
// Slurp file.
|
||||
std::string after;
|
||||
File::read (file.str (), after);
|
||||
|
||||
// Update task based on what can be parsed back out of the file, but only
|
||||
// if changes were made.
|
||||
if (before != after)
|
||||
{
|
||||
std::cout << "Edits were detected.\n";
|
||||
std::string problem = "";
|
||||
bool oops = false;
|
||||
|
||||
try
|
||||
{
|
||||
parseTask (task, after);
|
||||
}
|
||||
|
||||
catch (std::string& e)
|
||||
{
|
||||
problem = e;
|
||||
oops = true;
|
||||
}
|
||||
|
||||
if (oops)
|
||||
{
|
||||
std::cout << "Error: " << problem << "\n";
|
||||
|
||||
// Preserve the edits.
|
||||
before = after;
|
||||
File::write (file.str (), before);
|
||||
|
||||
if (confirm ("Taskwarrior couldn't handle your edits. Would you like to try again?"))
|
||||
goto ARE_THESE_REALLY_HARMFUL;
|
||||
}
|
||||
else
|
||||
changes = true;
|
||||
}
|
||||
else
|
||||
{
|
||||
std::cout << "No edits were detected.\n";
|
||||
changes = false;
|
||||
}
|
||||
|
||||
// Cleanup.
|
||||
File::remove (file.str ());
|
||||
return changes;
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////
|
||||
Loading…
Add table
Add a link
Reference in a new issue