taskwarrior/src/Context.cpp
Paul Beckingham 9849b4082d View
- Removed debugging code.
- Implemented intra, extra and alternate colorization.
- Column::factory now parses <type>.<style> and properly initializes
  the column objects.
2011-04-29 20:06:21 -04:00

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////////////////////////////////////////////////////////////////////////////////
// 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 <iostream>
#include <fstream>
#include <pwd.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/select.h>
#include <Context.h>
#include <Directory.h>
#include <File.h>
#include <Timer.h>
#include <text.h>
#include <util.h>
#include <main.h>
#include <i18n.h>
#include <../cmake.h>
////////////////////////////////////////////////////////////////////////////////
Context::Context ()
: config ()
, filter ()
, sequence ()
, subst ()
, task ()
, tdb ()
, tdb2 ()
, program ("")
, file_override ("")
, var_overrides ("")
, cmd ()
, dom ()
, inShadow (false)
, terminal_width (0)
, terminal_height (0)
{
}
////////////////////////////////////////////////////////////////////////////////
Context::~Context ()
{
}
////////////////////////////////////////////////////////////////////////////////
void Context::initialize2 (int argc, char** argv)
{
// TODO Capture the args.
// TODO Capture any stdin args.
// TODO Scan for rc:<file> overrides --> apply.
// TODO Combine command line into one string.
// TODO Load relevant rc file.
// TODO Instantiate built-in command objects.
commands.push_back (Command::factory ("install"));
// TODO Instantiate extension command objects.
// TODO Instantiate default command object.
// TODO Instantiate column objects.
// TODO Instantiate UDA objects.
// TODO Instantiate format objects.
// TODO Instantiate extension format objects.
// TODO Hook: on-launch
}
////////////////////////////////////////////////////////////////////////////////
void Context::initialize (int argc, char** argv)
{
// Capture the args.
for (int i = 0; i < argc; ++i)
{
if (i == 0)
{
program = argv[i];
std::string::size_type cal = program.find ("/cal");
if (program == "cal" ||
(cal != std::string::npos && program.length () == cal + 4))
args.push_back ("calendar");
}
else
args.push_back (argv[i]);
}
// Capture any stdin args.
struct timeval tv;
fd_set fds;
tv.tv_sec = 0;
tv.tv_usec = 0;
FD_ZERO (&fds);
FD_SET (STDIN_FILENO, &fds);
select (STDIN_FILENO + 1, &fds, NULL, NULL, &tv);
if (FD_ISSET (0, &fds))
{
std::string arg;
while (std::cin >> arg)
{
if (arg == "--")
break;
args.push_back (arg);
}
}
initialize ();
// Hook system init, plus post-start event occurring at the first possible
// moment after hook initialization.
hooks.initialize ();
hooks.trigger ("on-launch");
}
////////////////////////////////////////////////////////////////////////////////
void Context::initialize ()
{
Timer t ("Context::initialize");
// Load the configuration file from the home directory. If the file cannot
// be found, offer to create a sample one.
loadCorrectConfigFile ();
loadAliases ();
// When redirecting output to a file, do not use color.
if (!isatty (fileno (stdout)))
{
config.set ("detection", "off");
if (! config.getBoolean ("_forcecolor"))
config.set ("color", "off");
}
if (config.getBoolean ("color"))
initializeColorRules ();
Directory location (config.get ("data.location"));
// If there is a locale variant (en-US.<variant>), then strip it.
std::string locale = config.get ("locale");
std::string::size_type period = locale.find ('.');
if (period != std::string::npos)
locale = locale.substr (0, period);
// init TDB.
tdb.clear ();
std::vector <std::string> all;
split (all, location, ',');
foreach (path, all)
tdb.location (*path);
}
////////////////////////////////////////////////////////////////////////////////
int Context::run ()
{
int rc;
std::string output;
try
{
parse (); // Parse command line.
rc = dispatch (output); // Dispatch to command handlers.
}
catch (const std::string& error)
{
footnote (error);
rc = 2;
}
catch (...)
{
footnote ("Unknown error.");
rc = 3;
}
// Dump all debug messages.
if (config.getBoolean ("debug"))
foreach (d, debugMessages)
if (config.getBoolean ("color") || config.getBoolean ("_forcecolor"))
std::cout << colorizeDebug (*d) << "\n";
else
std::cout << *d << "\n";
// Dump all headers.
if (config.getBoolean ("verbose"))
foreach (h, headers)
if (config.getBoolean ("color") || config.getBoolean ("_forcecolor"))
std::cout << colorizeHeader (*h) << "\n";
else
std::cout << *h << "\n";
// Dump the report output.
std::cout << output;
// Dump all footnotes.
if (config.getBoolean ("verbose"))
foreach (f, footnotes)
if (config.getBoolean ("color") || config.getBoolean ("_forcecolor"))
std::cout << colorizeFootnote (*f) << "\n";
else
std::cout << *f << "\n";
hooks.trigger ("on-exit");
return rc;
}
////////////////////////////////////////////////////////////////////////////////
int Context::dispatch (std::string &out)
{
int rc = 0;
Timer t ("Context::dispatch");
// For read-only commands, optionally update the xterm window title.
// Why just the read-only commands? Because this capability is to answer the
// question of 'what did I just do to generate this outout?'.
if (config.getBoolean ("xterm.title") &&
cmd.isReadOnlyCommand ())
{
std::string title;
join (title, " ", args);
std::cout << "]0;task " << title << "" << std::endl;
}
// TODO Chain-of-command pattern dispatch.
if (cmd.command == "projects") { rc = handleProjects (out); }
else if (cmd.command == "tags") { rc = handleTags (out); }
else if (cmd.command == "colors") { rc = handleColor (out); }
else if (cmd.command == "version") { rc = handleVersion (out); }
else if (cmd.command == "config") { rc = handleConfig (out); }
else if (cmd.command == "show") { rc = handleShow (out); }
else if (cmd.command == "help") { rc = longUsage (out); }
else if (cmd.command == "stats") { rc = handleReportStats (out); }
else if (cmd.command == "info") { rc = handleInfo (out); }
else if (cmd.command == "history.monthly") { rc = handleReportHistoryMonthly (out); }
else if (cmd.command == "history.annual") { rc = handleReportHistoryAnnual (out); }
else if (cmd.command == "ghistory.monthly") { rc = handleReportGHistoryMonthly (out); }
else if (cmd.command == "ghistory.annual") { rc = handleReportGHistoryAnnual (out); }
else if (cmd.command == "burndown.daily") { rc = handleReportBurndownDaily (out); }
else if (cmd.command == "burndown.weekly") { rc = handleReportBurndownWeekly (out); }
else if (cmd.command == "burndown.monthly") { rc = handleReportBurndownMonthly (out); }
else if (cmd.command == "summary") { rc = handleReportSummary (out); }
else if (cmd.command == "calendar") { rc = handleReportCalendar (out); }
else if (cmd.command == "timesheet") { rc = handleReportTimesheet (out); }
else if (cmd.command == "add") { rc = handleAdd (out); }
else if (cmd.command == "log") { rc = handleLog (out); }
else if (cmd.command == "append") { rc = handleAppend (out); }
else if (cmd.command == "prepend") { rc = handlePrepend (out); }
else if (cmd.command == "annotate") { rc = handleAnnotate (out); }
else if (cmd.command == "denotate") { rc = handleDenotate (out); }
else if (cmd.command == "done") { rc = handleDone (out); }
else if (cmd.command == "delete") { rc = handleDelete (out); }
else if (cmd.command == "start") { rc = handleStart (out); }
else if (cmd.command == "stop") { rc = handleStop (out); }
else if (cmd.command == "export.csv") { rc = handleExportCSV (out); }
else if (cmd.command == "export.ical") { rc = handleExportiCal (out); }
else if (cmd.command == "export.yaml") { rc = handleExportYAML (out); }
else if (cmd.command == "import") { rc = handleImport (out); }
else if (cmd.command == "duplicate") { rc = handleDuplicate (out); }
else if (cmd.command == "edit") { rc = handleEdit (out); }
else if (cmd.command == "shell") { handleShell ( ); }
else if (cmd.command == "undo") { handleUndo ( ); }
else if (cmd.command == "merge") { tdb.gc ();
handleMerge (out); }
else if (cmd.command == "push") { handlePush (out); }
else if (cmd.command == "pull") { handlePull (out); }
else if (cmd.command == "diagnostics") { handleDiagnostics (out); }
else if (cmd.command == "count") { rc = handleCount (out); }
else if (cmd.command == "ids") { rc = handleIds (out); }
else if (cmd.command == "_projects") { rc = handleCompletionProjects (out); }
else if (cmd.command == "_tags") { rc = handleCompletionTags (out); }
else if (cmd.command == "_commands") { rc = handleCompletionCommands (out); }
else if (cmd.command == "_ids") { rc = handleCompletionIDs (out); }
else if (cmd.command == "_config") { rc = handleCompletionConfig (out); }
else if (cmd.command == "_version") { rc = handleCompletionVersion (out); }
else if (cmd.command == "_urgency") { rc = handleUrgency (out); }
else if (cmd.command == "_query") { rc = handleQuery (out); }
else if (cmd.command == "_zshcommands") { rc = handleZshCompletionCommands (out); }
else if (cmd.command == "_zshids") { rc = handleZshCompletionIDs (out); }
else if (cmd.command == "" &&
sequence.size ()) { rc = handleModify (out); }
// Commands that display IDs and therefore need TDB::gc first.
else if (cmd.validCustom (cmd.command)) { if (!inShadow) tdb.gc ();
rc = handleCustomReport (cmd.command, out); }
// If the command is not recognized, display usage.
else { rc = shortUsage (out); }
// Only update the shadow file if such an update was not suppressed (shadow),
if (cmd.isWriteCommand () && !inShadow)
shadow ();
return rc;
}
////////////////////////////////////////////////////////////////////////////////
void Context::shadow ()
{
// Determine if shadow file is enabled.
File shadowFile (config.get ("shadow.file"));
if (shadowFile.data != "")
{
inShadow = true; // Prevents recursion in case shadow command writes.
// Check for silly shadow file settings.
std::string dataLocation = config.get ("data.location");
if (shadowFile.data == dataLocation + "/pending.data")
throw std::string ("Configuration variable 'shadow.file' is set to "
"overwrite your pending tasks. Please change it.");
if (shadowFile.data == dataLocation + "/completed.data")
throw std::string ("Configuration variable 'shadow.file' is set to "
"overwrite your completed tasks. Please change it.");
if (shadowFile.data == dataLocation + "/undo.data")
throw std::string ("Configuration variable 'shadow.file' is set to "
"overwrite your undo log. Please change it.");
std::string oldDetection = config.get ("detection");
std::string oldColor = config.get ("color");
clear ();
// Run report. Use shadow.command, using default.command as a fallback
// with "list" as a default.
std::string command = config.get ("shadow.command");
if (command == "")
command = config.get ("default.command");
split (args, command, ' ');
initialize ();
config.set ("detection", "off");
config.set ("color", "off");
parse ();
std::string result;
(void)dispatch (result);
std::ofstream out (shadowFile.data.c_str ());
if (out.good ())
{
out << result;
out.close ();
}
else
throw std::string ("Could not write file '") + shadowFile.data + "'";
config.set ("detection", oldDetection);
config.set ("color", oldColor);
// Optionally display a notification that the shadow file was updated.
if (config.getBoolean ("shadow.notify"))
footnote (std::string ("[Shadow file '") + shadowFile.data + "' updated.]");
inShadow = false;
}
}
////////////////////////////////////////////////////////////////////////////////
// Only allows aliases 10 deep.
std::string Context::canonicalize (const std::string& input) const
{
std::string canonical = input;
// First try to autocomplete the alias.
std::vector <std::string> options;
std::vector <std::string> matches;
foreach (name, aliases)
options.push_back (name->first);
autoComplete (input, options, matches);
if (matches.size () == 1)
{
canonical = matches[0];
// Follow the chain.
int i = 10; // Safety valve.
std::map <std::string, std::string>::const_iterator found;
while ((found = aliases.find (canonical)) != aliases.end () && i-- > 0)
canonical = found->second;
if (i < 1)
return input;
}
return canonical;
}
////////////////////////////////////////////////////////////////////////////////
void Context::disallowModification () const
{
if (task.size () ||
subst.mFrom != "" ||
tagAdditions.size () ||
tagRemovals.size ())
throw std::string ("The '")
+ cmd.command
+ "' command does not allow further modification of a task.";
}
////////////////////////////////////////////////////////////////////////////////
// Takes a vector of args (foo, rc.name:value, bar), extracts any rc.name:value
// args and sets the name/value in context.config, returning only the plain args
// (foo, bar) as output.
void Context::applyOverrides (
const std::vector <std::string>& input,
std::vector <std::string>& output)
{
bool foundTerminator = false;
foreach (in, input)
{
if (*in == "--")
{
foundTerminator = true;
output.push_back (*in);
}
else if (!foundTerminator && in->substr (0, 3) == "rc.")
{
std::string name;
std::string value;
Nibbler n (*in);
if (n.getLiteral ("rc.") && // rc.
n.getUntilOneOf (":=", name) && // xxx
n.skipN (1)) // :
{
n.getUntilEOS (value); // Don't care if it's blank.
config.set (name, value);
var_overrides += " " + *in;
footnote ("Configuration override " + in->substr (3));
}
else
footnote ("Problem with override: " + *in);
}
else
output.push_back (*in);
}
}
////////////////////////////////////////////////////////////////////////////////
void Context::loadCorrectConfigFile ()
{
// Set up default locations.
struct passwd* pw = getpwuid (getuid ());
if (!pw)
throw std::string ("Could not read home directory from the passwd file.");
std::string home = pw->pw_dir;
File rc (home + "/.taskrc");
Directory data (home + "./task");
// Is there an file_override for rc:?
foreach (arg, args)
{
if (*arg == "--")
break;
else if (arg->substr (0, 3) == "rc:")
{
file_override = *arg;
rc = File (arg->substr (3));
home = rc;
std::string::size_type last_slash = rc.data.rfind ("/");
if (last_slash != std::string::npos)
home = rc.data.substr (0, last_slash);
else
home = ".";
args.erase (arg);
header ("Using alternate .taskrc file " + rc.data); // TODO i18n
break;
}
}
// Load rc file.
config.clear (); // Dump current values.
config.load (rc); // Load new file.
if (config.get ("data.location") != "")
data = Directory (config.get ("data.location"));
// Are there any var_overrides for data.location?
foreach (arg, args)
{
if (*arg == "--")
break;
else if (arg->substr (0, 16) == "rc.data.location" &&
((*arg)[16] == ':' || (*arg)[16] == '='))
{
data = Directory (arg->substr (17));
header ("Using alternate data.location " + data.data); // TODO i18n
break;
}
}
// Do we need to create a default rc?
if (! rc.exists ())
{
if (!confirm ("A configuration file could not be found in " // TODO i18n
+ home
+ "\n\n"
+ "Would you like a sample "
+ rc.data
+ " created, so taskwarrior can proceed?"))
throw std::string ("Cannot proceed without rc file.");
config.createDefaultRC (rc, data);
}
// Create data location, if necessary.
config.createDefaultData (data);
// Apply rc overrides.
std::vector <std::string> filtered;
applyOverrides (args, filtered);
args = filtered;
}
////////////////////////////////////////////////////////////////////////////////
void Context::loadAliases ()
{
aliases.clear ();
std::vector <std::string> vars;
config.all (vars);
foreach (var, vars)
{
if (var->substr (0, 6) == "alias.")
{
std::string alias = var->substr (6);
std::string canonical = config.get (*var);
aliases[alias] = canonical;
}
}
}
////////////////////////////////////////////////////////////////////////////////
void Context::parse ()
{
parse (args, cmd, task, sequence, subst, filter);
}
////////////////////////////////////////////////////////////////////////////////
void Context::parse (
std::vector <std::string>& parseArgs,
Cmd& parseCmd,
Task& parseTask,
Sequence& parseSequence,
Subst& parseSubst,
Filter& parseFilter)
{
Timer t ("Context::parse");
Att attribute;
tagAdditions.clear ();
tagRemovals.clear ();
std::string descCandidate = "";
bool terminated = false;
bool foundSequence = false;
bool foundSomethingAfterSequence = false;
bool foundNonSequence = false;
foreach (arg, parseArgs)
{
if (!terminated)
{
// The '--' argument shuts off all parsing - everything is an argument.
if (*arg == "--")
{
debug ("parse terminator '" + *arg + "'");
terminated = true;
}
// Sequence
// Note: "add" doesn't require an ID
else if (parseCmd.command != "add" &&
! foundSomethingAfterSequence &&
parseSequence.valid (*arg))
{
debug ("parse sequence '" + *arg + "'");
parseSequence.parse (*arg);
foundSequence = true;
}
// Tags to include begin with '+'.
else if (arg->length () > 1 &&
(*arg)[0] == '+' &&
noSpaces (*arg))
{
debug ("parse tag addition '" + *arg + "'");
if (foundSequence)
foundSomethingAfterSequence = true;
foundNonSequence = true;
if (arg->find (',') != std::string::npos)
throw std::string ("Tags are not permitted to contain commas.");
tagAdditions.push_back (arg->substr (1));
parseTask.addTag (arg->substr (1));
}
// Tags to remove begin with '-'.
else if (arg->length () > 1 &&
(*arg)[0] == '-' &&
noSpaces (*arg))
{
debug ("parse tag removal '" + *arg + "'");
if (foundSequence)
foundSomethingAfterSequence = true;
foundNonSequence = true;
if (arg->find (',') != std::string::npos)
throw std::string ("Tags are not permitted to contain commas.");
tagRemovals.push_back (arg->substr (1));
}
// Substitution of description and/or annotation text.
else if (parseSubst.valid (*arg))
{
if (foundSequence)
foundSomethingAfterSequence = true;
foundNonSequence = true;
debug ("parse subst '" + *arg + "'");
parseSubst.parse (*arg);
}
// Atributes - name[.mod]:[value]
else if (attribute.valid (*arg))
{
debug ("parse attribute '" + *arg + "'");
if (foundSequence)
foundSomethingAfterSequence = true;
foundNonSequence = true;
attribute.parse (*arg);
// There has to be a better way. And it starts with a fresh coffee.
std::string name = attribute.name ();
std::string mod = attribute.mod ();
std::string value = attribute.value ();
if (attribute.validNameValue (name, mod, value))
{
attribute.name (name);
attribute.mod (mod);
attribute.value (value);
// Preserve modifier in the key, to allow multiple modifiers on the
// same attribute. Bug #252.
if (name != "" && mod != "")
parseTask[name + "." + mod] = attribute;
else
parseTask[name] = attribute;
autoFilter (attribute, parseFilter);
}
// *arg has the appearance of an attribute (foo:bar), but isn't
// recognized, so downgrade it to part of the description.
else
{
if (foundSequence)
foundSomethingAfterSequence = true;
foundNonSequence = true;
if (descCandidate.length ())
descCandidate += " ";
descCandidate += *arg;
}
}
// It might be a command if one has not already been found.
else if (parseCmd.command == "" &&
parseCmd.valid (*arg))
{
debug ("parse cmd '" + *arg + "'");
parseCmd.parse (*arg);
if (foundSequence)
foundSomethingAfterSequence = true;
foundNonSequence = true;
}
// Anything else is just considered description.
else
{
if (foundSequence)
foundSomethingAfterSequence = true;
foundNonSequence = true;
if (descCandidate.length ())
descCandidate += " ";
descCandidate += *arg;
}
}
// Command is terminated, therefore everything subsequently is a description.
else
{
debug ("parse post-termination description '" + *arg + "'");
if (foundSequence)
foundSomethingAfterSequence = true;
if (descCandidate.length ())
descCandidate += " ";
descCandidate += *arg;
}
}
if (descCandidate != "" && noVerticalSpace (descCandidate))
{
debug ("parse description '" + descCandidate + "'");
parseTask.set ("description", descCandidate);
foundNonSequence = true;
// Now convert the description to a filter on each word, if necessary.
if (parseCmd.isReadOnlyCommand ())
{
std::vector <std::string> words;
split (words, descCandidate, ' ');
std::vector <std::string>::iterator it;
for (it = words.begin (); it != words.end (); ++it)
{
Att a ("description", "contains", *it);
autoFilter (a, parseFilter);
}
}
}
// At this point, either a sequence or a command should have been found.
if (parseSequence.size () == 0 && parseCmd.command == "")
parseCmd.parse (descCandidate);
// Read-only command (reports, status, info ...) use filters. Write commands
// (add, done ...) do not. The filter was constructed iteratively above, but
// tags were omitted, so they are added now.
if (parseCmd.isReadOnlyCommand ())
autoFilter (parseFilter);
// If no command was specified, and there were no command line arguments
// then invoke the default command.
if (parseCmd.command == "")
{
if (parseArgs.size () == 0)
{
// Apply overrides, if any.
std::string defaultCommand = config.get ("default.command");
if (defaultCommand != "")
{
// Add on the overrides.
defaultCommand += " " + file_override + " " + var_overrides;
// Stuff the command line.
args.clear ();
split (args, defaultCommand, ' ');
header ("[task " + trim (defaultCommand) + "]");
// Reinitialize the context and recurse.
file_override = "";
var_overrides = "";
footnotes.clear ();
initialize ();
parse (args, cmd, task, sequence, subst, filter);
}
else
throw std::string ("You must specify a command, or a task ID to modify.");
}
// If the command "task 123" is entered, but with no modifier arguments,
// then the actual command is assumed to be "info".
else if (!foundNonSequence &&
(parseTask.id != 0 || parseSequence.size () != 0))
{
std::cout << "No command - assuming 'info'.\n";
parseCmd.command = "info";
}
}
}
////////////////////////////////////////////////////////////////////////////////
// Note: The reason some of these are commented out is because the ::clear
// method is not really "clear" but "clear_some". Some members do not need to
// be initialized. That makes this method something of a misnomer. So be it.
void Context::clear ()
{
// Config config;
filter.clear ();
sequence.clear ();
subst.clear ();
// task.clear ();
task = Task ();
tdb.clear (); // TODO Obsolete
// tdb2.clear ();
program = "";
args.clear ();
file_override = "";
var_overrides = "";
cmd.command = ""; // TODO Obsolete
tagAdditions.clear ();
tagRemovals.clear ();
clearMessages ();
inShadow = false;
}
////////////////////////////////////////////////////////////////////////////////
// Add all the attributes in the task to the filter. All except uuid.
void Context::autoFilter (Att& a, Filter& f)
{
// Words are found in the description using the .has modifier.
if (a.name () == "description" && a.mod () == "")
{
std::vector <std::string> words;
split (words, a.value (), ' ');
foreach (word, words)
{
f.push_back (Att ("description", "has", *word));
debug ("auto filter: " + a.name () + ".has:" + *word);
}
}
// Projects are matched left-most.
else if (a.name () == "project" && (a.mod () == "" || a.mod () == "not"))
{
if (a.value () != "")
{
if (a.mod () == "not")
{
f.push_back (Att ("project", "startswith", a.value (), "negative"));
debug ("auto filter: " + a.name () + ".~startswith:" + a.value ());
}
else
{
f.push_back (Att ("project", "startswith", a.value ()));
debug ("auto filter: " + a.name () + ".startswith:" + a.value ());
}
}
else
{
f.push_back (Att ("project", "is", a.value ()));
debug ("auto filter: " + a.name () + ".is:" + a.value ());
}
}
// Recurrence periods are matched left-most.
else if (a.name () == "recur" && a.mod () == "")
{
if (a.value () != "")
{
f.push_back (Att ("recur", "startswith", a.value ()));
debug ("auto filter: " + a.name () + ".startswith:" + a.value ());
}
else
{
f.push_back (Att ("recur", "is", a.value ()));
debug ("auto filter: " + a.name () + ".is:" + a.value ());
}
}
// The limit attribute does not participate in filtering, and needs to be
// specifically handled in handleCustomReport.
else if (a.name () == "limit")
{
}
// Every task has a unique uuid by default, and it shouldn't be included,
// because it is guaranteed to not match.
else if (a.name () == "uuid")
{
}
// Note: Tags are handled via the +/-<tag> syntax, but also via attribute
// modifiers.
// Generic attribute matching.
else
{
f.push_back (a);
debug ("auto filter: " +
a.name () +
(a.mod () != "" ?
("." + a.mod () + ":") :
":") +
a.value ());
}
}
////////////////////////////////////////////////////////////////////////////////
// Add all the tags in the task to the filter.
void Context::autoFilter (Filter& f)
{
// This is now a correct implementation of a filter on the presence or absence
// of a tag. The prior code provided the illusion of leftmost partial tag
// matches, but was really using the 'contains' and 'nocontains' attribute
// modifiers. See bug #293.
// Include tagAdditions.
foreach (tag, tagAdditions)
{
f.push_back (Att ("tags", "word", *tag));
debug ("auto filter: +" + *tag);
}
// Include tagRemovals.
foreach (tag, tagRemovals)
{
f.push_back (Att ("tags", "noword", *tag));
debug ("auto filter: -" + *tag);
}
}
////////////////////////////////////////////////////////////////////////////////
void Context::header (const std::string& input)
{
headers.push_back (input);
}
////////////////////////////////////////////////////////////////////////////////
void Context::footnote (const std::string& input)
{
footnotes.push_back (input);
}
////////////////////////////////////////////////////////////////////////////////
void Context::debug (const std::string& input)
{
debugMessages.push_back (input);
}
////////////////////////////////////////////////////////////////////////////////
void Context::clearMessages ()
{
headers.clear ();
footnotes.clear ();
debugMessages.clear ();
}
////////////////////////////////////////////////////////////////////////////////