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taskwarrior/src/Duration.cpp
Paul Beckingham dab06f8672 Code Cleanup 
- All objects now use the same convention for naming members.  The
  consistency is a good thing.
2011-08-25 21:54:28 -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
//
////////////////////////////////////////////////////////////////////////////////
#define L10N // Localization complete.
#include <sstream>
#include <string>
#include <vector>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <Context.h>
#include <text.h>
#include <util.h>
#include <i18n.h>
#include <Duration.h>
static const char* durations[] =
{
"annual",
"biannual",
"bimonthly",
"biweekly",
"biyearly",
"daily",
"days",
"day",
"d",
"fortnight",
"hours",
"hour",
"hrs",
"hr",
"h",
"minutes",
"mins",
"min",
"monthly",
"months",
"month",
"mnths",
"mths",
"mth",
"mos",
"mo",
"quarterly",
"quarters",
"qrtrs",
"qtrs",
"qtr",
"q",
"seconds",
"secs",
"sec",
"s",
"semiannual",
"sennight",
"weekdays",
"weekly",
"weeks",
"week",
"wks",
"wk",
"w",
"yearly",
"years",
"year",
"yrs",
"yr",
"y",
"-",
};
#define NUM_DURATIONS (sizeof (durations) / sizeof (durations[0]))
extern Context context;
////////////////////////////////////////////////////////////////////////////////
Duration::Duration ()
: _secs (0)
, _negative (false)
{
}
////////////////////////////////////////////////////////////////////////////////
Duration::Duration (const Duration& other)
{
_secs = other._secs;
_negative = other._negative;
}
////////////////////////////////////////////////////////////////////////////////
Duration::Duration (time_t input)
{
if (input < 0)
{
_secs = -input;
_negative = true;
}
else
{
_secs = input;
_negative = false;
}
}
////////////////////////////////////////////////////////////////////////////////
Duration::Duration (const std::string& input)
: _secs (0)
, _negative (false)
{
if (digitsOnly (input))
{
_secs = (time_t) strtol (input.c_str (), NULL, 10);
_negative = false;
}
else
parse (input);
}
////////////////////////////////////////////////////////////////////////////////
Duration::operator time_t () const
{
return _secs;
}
////////////////////////////////////////////////////////////////////////////////
Duration::operator std::string () const
{
std::stringstream s;
s << (_negative ? - (long) _secs : (long) _secs);
return s.str ();
}
////////////////////////////////////////////////////////////////////////////////
Duration& Duration::operator= (const Duration& other)
{
if (this != &other)
{
_secs = other._secs;
_negative = other._negative;
}
return *this;
}
////////////////////////////////////////////////////////////////////////////////
Duration Duration::operator- (const Duration& other)
{
int left = _secs * ( _negative ? -1 : 1);
int right = other._secs * (other._negative ? -1 : 1);
left -= right;
Duration result;
result._secs = abs (left);
result._negative = left < 0;
return result;
}
////////////////////////////////////////////////////////////////////////////////
Duration Duration::operator+ (const Duration& other)
{
int left = _secs * ( _negative ? -1 : 1);
int right = other._secs * (other._negative ? -1 : 1);
left += right;
Duration result;
result._secs = abs (left);
result._negative = left < 0;
return result;
}
////////////////////////////////////////////////////////////////////////////////
Duration& Duration::operator-= (const Duration& other)
{
int left = _secs * ( _negative ? -1 : 1);
int right = other._secs * (other._negative ? -1 : 1);
left -= right;
_secs = abs (left);
_negative = left < 0;
return *this;
}
////////////////////////////////////////////////////////////////////////////////
Duration& Duration::operator+= (const Duration& other)
{
int left = _secs * ( _negative ? -1 : 1);
int right = other._secs * (other._negative ? -1 : 1);
left += right;
_secs = abs (left);
_negative = left < 0;
return *this;
}
////////////////////////////////////////////////////////////////////////////////
std::string Duration::format () const
{
char formatted[24];
float days = (float) _secs / 86400.0;
if (_secs >= 86400 * 365)
sprintf (formatted, "%s%.1f yrs", (_negative ? "-" : ""), (days / 365));
else if (_secs > 86400 * 84)
sprintf (formatted, "%s%1d mth%s",
(_negative ? "-" : ""), (int) (float) (days / 30.6),
((int) (float) (days / 30.6) == 1 ? "" : "s"));
else if (_secs > 86400 * 13)
sprintf (formatted, "%s%d wk%s",
(_negative ? "-" : ""), (int) (float) (days / 7.0),
((int) (float) (days / 7.0) == 1 ? "" : "s"));
else if (_secs >= 86400)
sprintf (formatted, "%s%d day%s",
(_negative ? "-" : ""), (int) days,
((int) days == 1 ? "" : "s"));
else if (_secs >= 3600)
sprintf (formatted, "%s%d hr%s",
(_negative ? "-" : ""), (int) (float) (_secs / 3600),
((int) (float) (_secs / 3600) == 1 ? "" : "s"));
else if (_secs >= 60)
sprintf (formatted, "%s%d min%s",
(_negative ? "-" : ""), (int) (float) (_secs / 60),
((int) (float) (_secs / 60) == 1 ? "" : "s"));
else if (_secs >= 1)
sprintf (formatted, "%s%d sec%s",
(_negative ? "-" : ""), (int) _secs,
((int) _secs == 1 ? "" : "s"));
else
strcpy (formatted, "-"); // no i18n
return std::string (formatted);
}
////////////////////////////////////////////////////////////////////////////////
std::string Duration::formatCompact () const
{
char formatted[24];
float days = (float) _secs / 86400.0;
if (_secs >= 86400 * 365) sprintf (formatted, "%s%.1fy", (_negative ? "-" : ""), (days / 365));
else if (_secs >= 86400 * 84) sprintf (formatted, "%s%1dmo", (_negative ? "-" : ""), (int) (float) (days / 30.6));
else if (_secs >= 86400 * 13) sprintf (formatted, "%s%dwk", (_negative ? "-" : ""), (int) (float) (days / 7.0));
else if (_secs >= 86400) sprintf (formatted, "%s%dd", (_negative ? "-" : ""), (int) days);
else if (_secs >= 3600) sprintf (formatted, "%s%dh", (_negative ? "-" : ""), (int) (float) (_secs / 3600));
else if (_secs >= 60) sprintf (formatted, "%s%dm", (_negative ? "-" : ""), (int) (float) (_secs / 60));
else if (_secs >= 1) sprintf (formatted, "%s%ds", (_negative ? "-" : ""), (int) _secs);
else strcpy (formatted, "-");
return std::string (formatted);
}
////////////////////////////////////////////////////////////////////////////////
std::string Duration::formatPrecise () const
{
char formatted[24];
int days = _secs / 86400;
int hours = (_secs % 86400) / 3600;
int minutes = (_secs % 3600) / 60;
int seconds = _secs % 60;
if (days > 0) sprintf (formatted, "%s%dd %d:%02d:%02d", (_negative ? "-" : ""), days, hours, minutes, seconds);
else sprintf (formatted, "%s%d:%02d:%02d", (_negative ? "-" : ""), hours, minutes, seconds);
return std::string (formatted);
}
////////////////////////////////////////////////////////////////////////////////
bool Duration::operator< (const Duration& other)
{
long left = (long) ( _negative ? -_secs : _secs);
long right = (long) (other._negative ? -other._secs : other._secs);
return left < right;
}
////////////////////////////////////////////////////////////////////////////////
bool Duration::operator<= (const Duration& other)
{
long left = (long) ( _negative ? -_secs : _secs);
long right = (long) (other._negative ? -other._secs : other._secs);
return left <= right;
}
////////////////////////////////////////////////////////////////////////////////
bool Duration::operator> (const Duration& other)
{
long left = (long) ( _negative ? -_secs : _secs);
long right = (long) (other._negative ? -other._secs : other._secs);
return left > right;
}
////////////////////////////////////////////////////////////////////////////////
bool Duration::operator>= (const Duration& other)
{
long left = (long) ( _negative ? -_secs : _secs);
long right = (long) (other._negative ? -other._secs : other._secs);
return left >= right;
}
////////////////////////////////////////////////////////////////////////////////
Duration::~Duration ()
{
}
////////////////////////////////////////////////////////////////////////////////
bool Duration::negative () const
{
return _negative;
}
////////////////////////////////////////////////////////////////////////////////
bool Duration::valid (const std::string& input)
{
std::string lower_input = lowerCase (input);
// Assume the ordinal is 1, but look for an integer, just in case.
double value = 1;
Nibbler n (lower_input);
n.getNumber (value);
if (value < 0.0)
value = -value;
std::string units;
n.getUntilEOS (units);
// Non-trivial value with no units means the duration is specified in
// seconds, and therefore a time_t. Consider it valid.
if (value != 0.0 &&
units == "")
return true;
// Auto complete against all supported durations.
std::vector <std::string> supported;
for (unsigned int i = 0; i < NUM_DURATIONS; ++i)
supported.push_back (durations[i]);
std::vector <std::string> matches;
if (autoComplete (units,
supported,
matches,
context.config.getInteger ("abbreviation.minimum")) == 1)
return true;
return false;
}
////////////////////////////////////////////////////////////////////////////////
void Duration::parse (const std::string& input)
{
std::string lower_input = lowerCase (input);
// Assume the ordinal is 1, but look for an integer, just in case.
double value = 1;
Nibbler n (lower_input);
n.getNumber (value);
if (value < 0.0)
{
_negative = true;
value = -value;
}
else
_negative = false;
std::string units;
n.getUntilEOS (units);
// Auto complete against all supported durations.
std::vector <std::string> supported;
for (unsigned int i = 0; i < NUM_DURATIONS; ++i)
supported.push_back (durations[i]);
_secs = 0;
std::vector <std::string> matches;
if (autoComplete (units,
supported,
matches,
context.config.getInteger ("abbreviation.minimum")) == 1)
{
std::string match = matches[0];
if (match == "biannual") _secs = (int) (value * 86400 * 730);
else if (match == "biyearly") _secs = (int) (value * 86400 * 730);
else if (match == "yearly") _secs = (int) (value * 86400 * 365);
else if (match == "annual") _secs = (int) (value * 86400 * 365);
else if (match == "years") _secs = (int) (value * 86400 * 365);
else if (match == "year") _secs = (int) (value * 86400 * 365);
else if (match == "yrs") _secs = (int) (value * 86400 * 365);
else if (match == "yr") _secs = (int) (value * 86400 * 365);
else if (match == "y") _secs = (int) (value * 86400 * 365);
else if (match == "semiannual") _secs = (int) (value * 86400 * 183);
else if (match == "bimonthly") _secs = (int) (value * 86400 * 61);
else if (match == "quarterly") _secs = (int) (value * 86400 * 91);
else if (match == "quarters") _secs = (int) (value * 86400 * 91);
else if (match == "qrtrs") _secs = (int) (value * 86400 * 91);
else if (match == "qtrs") _secs = (int) (value * 86400 * 91);
else if (match == "qtr") _secs = (int) (value * 86400 * 91);
else if (match == "q") _secs = (int) (value * 86400 * 91);
else if (match == "monthly") _secs = (int) (value * 86400 * 30);
else if (match == "month") _secs = (int) (value * 86400 * 30);
else if (match == "months") _secs = (int) (value * 86400 * 30);
else if (match == "mnths") _secs = (int) (value * 86400 * 30);
else if (match == "mos") _secs = (int) (value * 86400 * 30);
else if (match == "mo") _secs = (int) (value * 86400 * 30);
else if (match == "mths") _secs = (int) (value * 86400 * 30);
else if (match == "mth") _secs = (int) (value * 86400 * 30);
else if (match == "m") _secs = (int) (value * 86400 * 30);
else if (match == "biweekly") _secs = (int) (value * 86400 * 14);
else if (match == "fortnight") _secs = (int) (value * 86400 * 14);
else if (match == "weekly") _secs = (int) (value * 86400 * 7);
else if (match == "sennight") _secs = (int) (value * 86400 * 7);
else if (match == "weeks") _secs = (int) (value * 86400 * 7);
else if (match == "week") _secs = (int) (value * 86400 * 7);
else if (match == "wks") _secs = (int) (value * 86400 * 7);
else if (match == "wk") _secs = (int) (value * 86400 * 7);
else if (match == "w") _secs = (int) (value * 86400 * 7);
else if (match == "daily") _secs = (int) (value * 86400 * 1);
else if (match == "day") _secs = (int) (value * 86400 * 1);
else if (match == "weekdays") _secs = (int) (value * 86400 * 1);
else if (match == "days") _secs = (int) (value * 86400 * 1);
else if (match == "d") _secs = (int) (value * 86400 * 1);
else if (match == "hours") _secs = (int) (value * 3600);
else if (match == "hour") _secs = (int) (value * 3600);
else if (match == "hrs") _secs = (int) (value * 3600);
else if (match == "hr") _secs = (int) (value * 3600);
else if (match == "h") _secs = (int) (value * 3600);
else if (match == "minutes") _secs = (int) (value * 60);
else if (match == "mins") _secs = (int) (value * 60);
else if (match == "min") _secs = (int) (value * 60);
else if (match == "seconds") _secs = (int) value;
else if (match == "secs") _secs = (int) value;
else if (match == "sec") _secs = (int) value;
else if (match == "s") _secs = (int) value;
else if (match == "-") _secs = 0;
}
if (_secs == 0)
throw ::format (STRING_DURATION_UNRECOGNIZED, input);
}
////////////////////////////////////////////////////////////////////////////////
const std::vector <std::string> Duration::get_units ()
{
std::vector <std::string> units;
for (unsigned int i = 0; i < NUM_DURATIONS; ++i)
if (strcmp (durations[i], "-"))
units.push_back (durations[i]);
return units;
}
////////////////////////////////////////////////////////////////////////////////
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