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dolibarr-fork/htdocs/lib/date.lib.php
Laurent Destailleur 872c5a623c doxygen
2011-07-04 08:38:51 +00:00

566 lines
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PHP
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<?php
/* Copyright (C) 2004-2011 Laurent Destailleur <eldy@users.sourceforge.net>
* Copyright (C) 2005-2008 Regis Houssin <regis@dolibarr.fr>
* Copyright (C) 2011 Juanjo Menent <jmenent@2byte.es>
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* or see http://www.gnu.org/
*/
/**
* \file htdocs/lib/date.lib.php
* \brief Set of function to manipulate dates
* \version $Id: date.lib.php,v 1.32 2011/07/04 08:38:51 eldy Exp $
*/
/**
* Return an array with timezone values
* @return array Array with timezone values
*/
function get_tz_array()
{
$tzarray=array( -11=>"Pacific/Midway",
-10=>"Pacific/Fakaofo",
-9=>"America/Anchorage",
-8=>"America/Los_Angeles",
-7=>"America/Dawson_Creek",
-6=>"America/Chicago",
-5=>"America/Bogota",
-4=>"America/Anguilla",
-3=>"America/Araguaina",
-2=>"America/Noronha",
-1=>"Atlantic/Azores",
0=>"Africa/Abidjan",
1=>"Europe/Paris",
2=>"Europe/Helsinki",
3=>"Europe/Moscow",
4=>"Asia/Dubai",
5=>"Asia/Karachi",
6=>"Indian/Chagos",
7=>"Asia/Jakarta",
8=>"Asia/Hong_Kong",
9=>"Asia/Tokyo",
10=>"Australia/Sydney",
11=>"Pacific/Noumea",
12=>"Pacific/Auckland",
13=>"Pacific/Enderbury"
);
return $tzarray;
}
/**
* Add a delay to a date
* @param time Date timestamp (or string with format YYYY-MM-DD)
* @param duration_value Value of delay to add
* @param duration_unit Unit of added delay (d, m, y)
* @return int New timestamp
*/
function dol_time_plus_duree($time,$duration_value,$duration_unit)
{
if ($duration_value == 0) return $time;
if ($duration_value > 0) $deltastring="+".abs($duration_value);
if ($duration_value < 0) $deltastring="-".abs($duration_value);
if ($duration_unit == 'd') { $deltastring.=" day"; }
if ($duration_unit == 'm') { $deltastring.=" month"; }
if ($duration_unit == 'y') { $deltastring.=" year"; }
return strtotime($deltastring,$time);
}
/** Converti les heures et minutes en secondes
* @param iHours Heures
* @param iMinutes Minutes
* @param iSeconds Secondes
* @return iResult Temps en secondes
*/
function ConvertTime2Seconds($iHours=0,$iMinutes=0,$iSeconds=0)
{
$iResult=($iHours*3600)+($iMinutes*60)+$iSeconds;
return $iResult;
}
/** Return, in clear text, value of a number of seconds in days, hours and minutes
* @param iSecond Number of seconds
* @param format Output format (all: complete display, hour: displays only hours, min: displays only minutes, sec: displays only seconds)
* @param lengthOfDay Length of day (default 86400 seconds for 1 day, 28800 for 8 hour)
* @param lengthOfWeek Length of week (default 7)
* @return sTime Formated text of duration
* Example: 0 return 00:00, 3600 return 1:00, 86400 return 1d, 90000 return 1 Day 01:00
*/
function ConvertSecondToTime($iSecond,$format='all',$lengthOfDay=86400,$lengthOfWeek=7)
{
global $langs;
if (empty($lengthOfDay)) $lengthOfDay = 86400; // 1 day = 24 hours
if (empty($lengthOfWeek)) $lengthOfWeek = 7; // 1 week = 7 days
if ($format == 'all')
{
if ($iSecond === 0) return '0'; // This is to avoid having 0 return a 12:00 AM for en_US
$sTime='';
$sDay=0;
$sWeek='';
if ($iSecond >= $lengthOfDay)
{
for($i = $iSecond; $i >= $lengthOfDay; $i -= $lengthOfDay )
{
$sDay++;
$iSecond-=$lengthOfDay;
}
$dayTranslate = $langs->trans("Day");
if ($iSecond >= ($lengthOfDay*2)) $dayTranslate = $langs->trans("Days");
}
if ($lengthOfWeek < 7)
{
if ($sDay)
{
if ($sDay >= $lengthOfWeek)
{
$sWeek = (int) ( ( $sDay - $sDay % $lengthOfWeek ) / $lengthOfWeek );
$sDay = $sDay % $lengthOfWeek;
$weekTranslate = $langs->trans("DurationWeek");
if ($sWeek >= 2) $weekTranslate = $langs->trans("DurationWeeks");
$sTime.=$sWeek.' '.$weekTranslate.' ';
}
if ($sDay>0)
{
$dayTranslate = $langs->trans("Day");
if ($sDay > 1) $dayTranslate = $langs->trans("Days");
$sTime.=$sDay.' '.$dayTranslate.' ';
}
}
}
if ($sDay) $sTime.=$sDay.' '.$dayTranslate.' ';
if ($iSecond || empty($sDay))
{
$sTime.= dol_print_date($iSecond,'hourduration',true);
}
}
else if ($format == 'hour')
{
$sTime=dol_print_date($iSecond,'%H',true);
}
else if ($format == 'min')
{
$sTime=dol_print_date($iSecond,'%M',true);
}
else if ($format == 'sec')
{
$sTime=dol_print_date($iSecond,'%S',true);
}
return trim($sTime);
}
/** Return previous day
* @param day Day
* @param month Month
* @param year Year
* @return array Previous year,month,day
*/
function dol_get_prev_day($day, $month, $year)
{
$time=dol_mktime(12,0,0,$month,$day,$year,1,0);
$time-=24*60*60;
$tmparray=dol_getdate($time,true);
return array('year' => $tmparray['year'], 'month' => $tmparray['mon'], 'day' => $tmparray['mday']);
}
/** Return next day
* @param day Day
* @param month Month
* @param year Year
* @return array Next year,month,day
*/
function dol_get_next_day($day, $month, $year)
{
$time=dol_mktime(12,0,0,$month,$day,$year,1,0);
$time+=24*60*60;
$tmparray=dol_getdate($time,true);
return array('year' => $tmparray['year'], 'month' => $tmparray['mon'], 'day' => $tmparray['mday']);
}
/** Return previous month
* @param month Month
* @param year Year
* @return array Previous year,month
*/
function dol_get_prev_month($month, $year)
{
if ($month == 1)
{
$prev_month = 12;
$prev_year = $year - 1;
}
else
{
$prev_month = $month-1;
$prev_year = $year;
}
return array('year' => $prev_year, 'month' => $prev_month);
}
/** Return next month
* @param month Month
* @param year Year
* @return array Next year,month
*/
function dol_get_next_month($month, $year)
{
if ($month == 12)
{
$next_month = 1;
$next_year = $year + 1;
}
else
{
$next_month = $month + 1;
$next_year = $year;
}
return array('year' => $next_year, 'month' => $next_month);
}
/** Return previous week
* @param day Day
* @param week Week
* @param month Month
* @param year Year
* @return array Previous year,month,day
*/
function dol_get_prev_week($day, $week, $month, $year)
{
$tmparray = dol_get_first_day_week($day, $month, $year);
$time=dol_mktime(12,0,0,$month,$tmparray['first_day'],$year,1,0);
$time-=24*60*60*7;
$tmparray=dol_getdate($time,true);
return array('year' => $tmparray['year'], 'month' => $tmparray['mon'], 'day' => $tmparray['mday']);
}
/** Return next week
* @param day Day
* @param week Week
* @param month Month
* @param year Year
* @return array Next year,month,day
*/
function dol_get_next_week($day, $week, $month, $year)
{
$tmparray = dol_get_first_day_week($day, $month, $year);
$time=dol_mktime(12,0,0,$month,$tmparray['first_day'],$year,1,0);
$time+=24*60*60*7;
$tmparray=dol_getdate($time,true);
return array('year' => $tmparray['year'], 'month' => $tmparray['mon'], 'day' => $tmparray['mday']);
}
/** Return GMT time for first day of a month or year
* @param year Year
* @param month Month
* @param gm False = Return date to compare with server TZ, True to compare with GM date.
* Exemple: dol_get_first_day(1970,1,false) will return -3600 with TZ+1, after a dol_print_date will return 1970-01-01 00:00:00
* Exemple: dol_get_first_day(1970,1,true) will return 0 whatever is TZ, after a dol_print_date will return 1970-01-01 00:00:00
* @return Timestamp Date for first day
*/
function dol_get_first_day($year,$month=1,$gm=false)
{
return dol_mktime(0,0,0,$month,1,$year,$gm);
}
/** Return GMT time for last day of a month or year
* @param year Year
* @param month Month
* @param gm False = Return date to compare with server TZ, True to compare with GM date.
* @return Timestamp Date for first day
*/
function dol_get_last_day($year,$month=12,$gm=false)
{
if ($month == 12)
{
$month = 1;
$year += 1;
}
else
{
$month += 1;
}
// On se deplace au debut du mois suivant, et on retire un jour
$datelim=dol_mktime(23,59,59,$month,1,$year,$gm);
$datelim -= (3600 * 24);
return $datelim;
}
/** Return first day of week for a date
* @param day Day
* @param month Month
* @param year Year
* @param gm False = Return date to compare with server TZ, True to compare with GM date.
* @return array year,month, week,first_day,prev_year,prev_month,prev_day
*/
function dol_get_first_day_week($day,$month,$year,$gm=false)
{
global $conf;
$date = dol_mktime(0,0,0,$month,$day,$year,$gm);
//Checking conf of start week
$start_week = (isset($conf->global->MAIN_START_WEEK)?$conf->global->MAIN_START_WEEK:1);
$tmparray = dol_getdate($date,true);
//Calculate days to count
$days = $start_week - $tmparray['wday'];
if ($days>=1) $days=7-$days;
$days = abs($days);
$seconds = $days*24*60*60;
//Get first day of week
$tmpday = date($tmparray[0])-$seconds;
$tmpday = date("d",$tmpday);
//Check first day of week is form this month or not
if ($tmpday>$day)
{
$prev_month = $month-1;
$prev_year = $year;
if ($prev_month==0)
{
$prev_month = 12;
$prev_year = $year-1;
}
}
else
{
$prev_month = $month;
$prev_year = $year;
}
//Get first day of next week
$tmptime=dol_mktime(12,0,0,$month,$tmpday,$year,1,0);
$tmptime-=24*60*60*7;
$tmparray=dol_getdate($tmptime,true);
$prev_day = $tmparray['mday'];
//Check first day of week is form this month or not
if ($prev_day>$tmpday)
{
$prev_month = $month-1;
$prev_year = $year;
if ($prev_month==0)
{
$prev_month = 12;
$prev_year = $year-1;
}
}
$week = date("W",dol_mktime(0,0,0,$month,$tmpday,$year,$gm));
return array('year' => $year, 'month' => $month, 'week' => $week, 'first_day' => $tmpday, 'prev_year' => $prev_year, 'prev_month' => $prev_month, 'prev_day' => $prev_day);
}
/**
* Fonction retournant le nombre de jour fieries samedis et dimanches entre 2 dates entrees en timestamp
* Called by function num_open_day
* @param timestampStart Timestamp de debut
* @param timestampEnd Timestamp de fin
* @param countrycode Country code
* @return nbFerie Nombre de jours feries
*/
function num_public_holiday($timestampStart, $timestampEnd, $countrycode='FR')
{
$nbFerie = 0;
while ($timestampStart != $timestampEnd)
{
$ferie=false;
$countryfound=0;
$jour = date("d", $timestampStart);
$mois = date("m", $timestampStart);
$annee = date("Y", $timestampStart);
if ($countrycode == 'FR')
{
$countryfound=1;
// Definition des dates feriees fixes
if($jour == 1 && $mois == 1) $ferie=true; // 1er janvier
if($jour == 1 && $mois == 5) $ferie=true; // 1er mai
if($jour == 8 && $mois == 5) $ferie=true; // 5 mai
if($jour == 14 && $mois == 7) $ferie=true; // 14 juillet
if($jour == 15 && $mois == 8) $ferie=true; // 15 aout
if($jour == 1 && $mois == 11) $ferie=true; // 1 novembre
if($jour == 11 && $mois == 11) $ferie=true; // 11 novembre
if($jour == 25 && $mois == 12) $ferie=true; // 25 decembre
// Calcul du jour de paques
$date_paques = easter_date($annee);
$jour_paques = date("d", $date_paques);
$mois_paques = date("m", $date_paques);
if($jour_paques == $jour && $mois_paques == $mois) $ferie=true;
// Paques
// Calcul du jour de l ascension (38 jours apres Paques)
$date_ascension = mktime(date("H", $date_paques),
date("i", $date_paques),
date("s", $date_paques),
date("m", $date_paques),
date("d", $date_paques) + 38,
date("Y", $date_paques)
);
$jour_ascension = date("d", $date_ascension);
$mois_ascension = date("m", $date_ascension);
if($jour_ascension == $jour && $mois_ascension == $mois) $ferie=true;
//Ascension
// Calcul de Pentecote (11 jours apres Paques)
$date_pentecote = mktime(date("H", $date_ascension),
date("i", $date_ascension),
date("s", $date_ascension),
date("m", $date_ascension),
date("d", $date_ascension) + 11,
date("Y", $date_ascension)
);
$jour_pentecote = date("d", $date_pentecote);
$mois_pentecote = date("m", $date_pentecote);
if($jour_pentecote == $jour && $mois_pentecote == $mois) $ferie=true;
//Pentecote
// Calul des samedis et dimanches
$jour_julien = unixtojd($timestampStart);
$jour_semaine = jddayofweek($jour_julien, 0);
if($jour_semaine == 0 || $jour_semaine == 6) $ferie=true;
//Samedi (6) et dimanche (0)
}
// Pentecoste and Ascensione in Italy go to the sunday after: isn't holiday.
// Pentecoste is 50 days after Easter, Ascensione 40
if ($countrycode == 'IT')
{
$countryfound=1;
// Definition des dates feriees fixes
if($jour == 1 && $mois == 1) $ferie=true; // Capodanno
if($jour == 6 && $mois == 1) $ferie=true; // Epifania
if($jour == 25 && $mois == 4) $ferie=true; // Anniversario Liberazione
if($jour == 1 && $mois == 5) $ferie=true; // Festa del Lavoro
if($jour == 2 && $mois == 6) $ferie=true; // Festa della Repubblica
if($jour == 15 && $mois == 8) $ferie=true; // Ferragosto
if($jour == 1 && $mois == 11) $ferie=true; // Tutti i Santi
if($jour == 8 && $mois == 12) $ferie=true; // Immacolata Concezione
if($jour == 25 && $mois == 12) $ferie=true; // 25 decembre
if($jour == 26 && $mois == 12) $ferie=true; // Santo Stefano
// Calcul du jour de paques
$date_paques = easter_date($annee);
$jour_paques = date("d", $date_paques);
$mois_paques = date("m", $date_paques);
if($jour_paques == $jour && $mois_paques == $mois) $ferie=true;
// Paques
// Calul des samedis et dimanches
$jour_julien = unixtojd($timestampStart);
$jour_semaine = jddayofweek($jour_julien, 0);
if($jour_semaine == 0 || $jour_semaine == 6) $ferie=true;
//Samedi (6) et dimanche (0)
}
// Cas pays non defini
if (! $countryfound)
{
// Calul des samedis et dimanches
$jour_julien = unixtojd($timestampStart);
$jour_semaine = jddayofweek($jour_julien, 0);
if($jour_semaine == 0 || $jour_semaine == 6) $ferie=true;
//Samedi (6) et dimanche (0)
}
// On incremente compteur
if ($ferie) $nbFerie++;
// Incrementation du nombre de jour (on avance dans la boucle)
$jour++;
$timestampStart=mktime(0,0,0,$mois,$jour,$annee);
}
return $nbFerie;
}
/**
* Fonction retournant le nombre de jour entre deux dates
* @param timestampStart Timestamp de debut
* @param timestampEnd Timestamp de fin
* @param lastday On prend en compte le dernier jour, 0: non, 1:oui
* @return nbjours Nombre de jours
*/
function num_between_day($timestampStart, $timestampEnd, $lastday=0)
{
if ($timestampStart < $timestampEnd)
{
if ($lastday == 1)
{
$bit = 0;
}
else
{
$bit = 1;
}
$nbjours = round(($timestampEnd - $timestampStart)/(60*60*24)-$bit);
}
return $nbjours;
}
/**
* Fonction retournant le nombre de jour entre deux dates sans les jours feries (jours ouvres)
* @param timestampStart Timestamp de debut
* @param timestampEnd Timestamp de fin
* @param inhour 0: sort le nombre de jour , 1: sort le nombre d'heure (72 max)
* @param lastday On prend en compte le dernier jour, 0: non, 1:oui
* @return nbjours Nombre de jours ou d'heures
*/
function num_open_day($timestampStart, $timestampEnd,$inhour=0,$lastday=0)
{
global $langs;
if ($timestampStart < $timestampEnd)
{
$bit = 0;
if ($lastday == 1) $bit = 1;
$nbOpenDay = num_between_day($timestampStart, $timestampEnd, $bit) - num_public_holiday($timestampStart, $timestampEnd);
$nbOpenDay.= " ".$langs->trans("Days");
if ($inhour == 1 && $nbOpenDay <= 3) $nbOpenDay = $nbOpenDay*24 . $langs->trans("HourShort");
return $nbOpenDay;
}
else
{
return $langs->trans("Error");
}
}
?>
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