date.php

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     *
     * @access public
     * @return boolean true if this date is in the past
     */
    function isPast()
    {
        $now = new Date();
        if ($this->before($now)) {
            return true;
        } else {
            return false;
        }
    }

    /**
     * Determine if the year in this date is a leap year
     *
     * Determine if the year in this date is a leap year
     *
     * @access public
     * @return boolean true if this year is a leap year
     */
    function isLeapYear()
    {
        return Date_Calc::isLeapYear($this->year);
    }

    /**
     * Get the Julian date for this date
     *
     * Get the Julian date for this date
     *
     * @access public
     * @return int the Julian date
     */
    function getJulianDate()
    {
        return Date_Calc::julianDate($this->day, $this->month, $this->year);
    }

    /**
     * Gets the day of the week for this date
     *
     * Gets the day of the week for this date (0=Sunday)
     *
     * @access public
     * @return int the day of the week (0=Sunday)
     */
    function getDayOfWeek()
    {
        return Date_Calc::dayOfWeek($this->day, $this->month, $this->year);
    }

    /**
     * Gets the week of the year for this date
     *
     * Gets the week of the year for this date
     *
     * @access public
     * @return int the week of the year
     */
    function getWeekOfYear()
    {
        return Date_Calc::weekOfYear($this->day, $this->month, $this->year);
    }

    /**
     * Gets the quarter of the year for this date
     *
     * Gets the quarter of the year for this date
     *
     * @access public
     * @return int the quarter of the year (1-4)
     */
    function getQuarterOfYear()
    {
        return Date_Calc::quarterOfYear($this->day, $this->month, $this->year);
    }

    /**
     * Gets number of days in the month for this date
     *
     * Gets number of days in the month for this date
     *
     * @access public
     * @return int number of days in this month
     */
    function getDaysInMonth()
    {
        return Date_Calc::daysInMonth($this->month, $this->year);
    }

    /**
     * Gets the number of weeks in the month for this date
     *
     * Gets the number of weeks in the month for this date
     *
     * @access public
     * @return int number of weeks in this month
     */
    function getWeeksInMonth()
    {
        return Date_Calc::weeksInMonth($this->month, $this->year);
    }

    /**
     * Gets the full name or abbriviated name of this weekday
     *
     * Gets the full name or abbriviated name of this weekday
     *
     * @access public
     * @param boolean $abbr abbrivate the name
     * @return string name of this day
     */
    function getDayName($abbr = false, $length = 3)
    {
        if ($abbr) {
            return Date_Calc::getWeekdayAbbrname($this->day, $this->month, $this->year, $length);
        } else {
            return Date_Calc::getWeekdayFullname($this->day, $this->month, $this->year);
        }
    }

    /**
     * Gets the full name or abbriviated name of this month
     *
     * Gets the full name or abbriviated name of this month
     *
     * @access public
     * @param boolean $abbr abbrivate the name
     * @return string name of this month
     */
    function getMonthName($abbr = false)
    {
        if ($abbr) {
            return Date_Calc::getMonthAbbrname($this->month);
        } else {
            return Date_Calc::getMonthFullname($this->month);
        }
    }

    /**
     * Get a Date object for the day after this one
     *
     * Get a Date object for the day after this one.
     * The time of the returned Date object is the same as this time.
     *
     * @access public
     * @return object Date Date representing the next day
     */
    function getNextDay()
    {
        $day = Date_Calc::nextDay($this->day, $this->month, $this->year, "%Y-%m-%d");
        $date = sprintf("%s %02d:%02d:%02d", $day, $this->hour, $this->minute, $this->second);
        $newDate = new Date();
        $newDate->setDate($date);
        return $newDate;
    }

    /**
     * Get a Date object for the day before this one
     *
     * Get a Date object for the day before this one.
     * The time of the returned Date object is the same as this time.
     *
     * @access public
     * @return object Date Date representing the previous day
     */
    function getPrevDay()
    {
        $day = Date_Calc::prevDay($this->day, $this->month, $this->year, "%Y-%m-%d");
        $date = sprintf("%s %02d:%02d:%02d", $day, $this->hour, $this->minute, $this->second);
        $newDate = new Date();
        $newDate->setDate($date);
        return $newDate;
    }

    /**
     * Get a Date object for the weekday after this one
     *
     * Get a Date object for the weekday after this one.
     * The time of the returned Date object is the same as this time.
     *
     * @access public
     * @return object Date Date representing the next weekday
     */
    function getNextWeekday()
    {
        $day = Date_Calc::nextWeekday($this->day, $this->month, $this->year, "%Y-%m-%d");
        $date = sprintf("%s %02d:%02d:%02d", $day, $this->hour, $this->minute, $this->second);
        $newDate = new Date();
        $newDate->setDate($date);
        return $newDate;
    }

    /**
     * Get a Date object for the weekday before this one
     *
     * Get a Date object for the weekday before this one.
     * The time of the returned Date object is the same as this time.
     *
     * @access public
     * @return object Date Date representing the previous weekday
     */
    function getPrevWeekday()
    {
        $day = Date_Calc::prevWeekday($this->day, $this->month, $this->year, "%Y-%m-%d");
        $date = sprintf("%s %02d:%02d:%02d", $day, $this->hour, $this->minute, $this->second);
        $newDate = new Date();
        $newDate->setDate($date);
        return $newDate;
    }


    /**
     * Returns the year field of the date object
     *
     * Returns the year field of the date object
     *
     * @access public
     * @return int the year
     */
    function getYear()
    {
        return $this->year;
    }

    /**
     * Returns the month field of the date object
     *
     * Returns the month field of the date object
     *
     * @access public
     * @return int the month
     */
    function getMonth()
    {
        return $this->month;
    }

    /**
     * Returns the day field of the date object
     *
     * Returns the day field of the date object
     *
     * @access public
     * @return int the day
     */
    function getDay()
    {
        return (int)$this->day;
    }

    /**
     * Returns the hour field of the date object
     *
     * Returns the hour field of the date object
     *
     * @access public
     * @return int the hour
     */
    function getHour()
    {
        return $this->hour;
    }

    /**
     * Returns the minute field of the date object
     *
     * Returns the minute field of the date object
     *
     * @access public
     * @return int the minute
     */
    function getMinute()
    {
        return $this->minute;
    }

    /**
     * Returns the second field of the date object
     *
     * Returns the second field of the date object
     *
     * @access public
     * @return int the second
     */
    function getSecond()
    {
         return $this->second;
    }

    /**
     * Set the year field of the date object
     *
     * Set the year field of the date object, invalid years (not 0-9999) are set to 0.
     *
     * @access public
     * @param int $y the year
     */
    function setYear($y)
    {
        if ($y < 0 || $y > 9999) {
            $this->year = 0;
        } else {
            $this->year = $y;
        }
    }

    /**
     * Set the month field of the date object
     *
     * Set the month field of the date object, invalid months (not 1-12) are set to 1.
     *
     * @access public
     * @param int $m the month
     */
    function setMonth($m)
    {
        if ($m < 1 || $m > 12) {
            $this->month = 1;
        } else {
            $this->month = $m;
        }
    }

    /**
     * Set the day field of the date object
     *
     * Set the day field of the date object, invalid days (not 1-31) are set to 1.
     *
     * @access public
     * @param int $d the day
     */
    function setDay($d)
    {
        if ($d > 31 || $d < 1) {
            $this->day = 1;
        } else {
            $this->day = $d;
        }
    }

    /**
     * Set the hour field of the date object
     *
     * Set the hour field of the date object in 24-hour format.
     * Invalid hours (not 0-23) are set to 0.
     *
     * @access public
     * @param int $h the hour
     */
    function setHour($h)
    {
        if ($h > 23 || $h < 0) {
            $this->hour = 0;
        } else {
            $this->hour = $h;
        }
    }

    /**
     * Set the minute field of the date object
     *
     * Set the minute field of the date object, invalid minutes (not 0-59) are set to 0.
     *
     * @access public
     * @param int $m the minute
     */
    function setMinute($m)
    {
        if ($m > 59 || $m < 0) {
            $this->minute = 0;
        } else {
            $this->minute = $m;
        }
    }

    /**
     * Set the second field of the date object
     *
     * Set the second field of the date object, invalid seconds (not 0-59) are set to 0.
     *
     * @access public
     * @param int $s the second
     */
    function setSecond($s) {
        if ($s > 59 || $s < 0) {
            $this->second = 0;
        } else {
            $this->second = $s;
        }
    }

} // Date


//
// END
?>