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<?php
/* Reminder: always indent with 4 spaces (no tabs). */
// +---------------------------------------------------------------------------+
// | Copyright (c) 2008, Demian Turner |
// | All rights reserved. |
// | |
// | Redistribution and use in source and binary forms, with or without |
// | modification, are permitted provided that the following conditions |
// | are met: |
// | |
// | o Redistributions of source code must retain the above copyright |
// | notice, this list of conditions and the following disclaimer. |
// | o Redistributions in binary form must reproduce the above copyright |
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// | documentation and/or other materials provided with the distribution. |
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// | products derived from this software without specific prior written |
// | permission. |
// | |
// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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// | |
// +---------------------------------------------------------------------------+
// | Seagull 0.6 |
// +---------------------------------------------------------------------------+
// | Date.php |
// +---------------------------------------------------------------------------+
// | Author: Demian Turner <demian@phpkitchen.com> |
// +---------------------------------------------------------------------------+
/**
* Provides various date formatting methods.
*
* @package SGL
* @author Demian Turner <demian@phpkitchen.com>
* @version $Revision: 1.14 $
*/
if (class_exists('SGL_Date') === false) {
class SGL_Date
{
/**
* Returns current time in YYYY-MM-DD HH:MM:SS format.
*
* GMT format is best for logging system events, otherwise locale offset
* will be most helpful to users.
*
* @access public
* @static
* @param boolean $gmt is time GMT or locale offset
* @return string $time formatted current time
*/
public static function getTime($gmt = false)
{
// no logMessage allowed here
$time = ($gmt) ? gmstrftime("%Y-%m-%d %H:%M:%S", time())
: @strftime("%Y-%m-%d %H:%M:%S", time());
return $time;
}
/**
* Converts date array into MySQL datetime format.
*
* @access public
* @param array $aDate
* @return string MySQL datetime format
* @see publisher::ArticleMgr::process/edit
*/
public static function arrayToString($aDate)
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
if (is_array($aDate)) {
$month = $aDate['month'];
$day = $aDate['day'];
$year = $aDate['year'];
$hour = (array_key_exists('hour',$aDate))? $aDate['hour'] : '00';
$minute = (array_key_exists('minute',$aDate))? $aDate['minute'] : '00';
$second = (array_key_exists('second',$aDate))? $aDate['second'] : '00';
if (empty($month) && empty($year) && empty($day)) {
return null;
} else {
return $year . '-' . $month . '-' . $day .' ' . $hour . ':' . $minute . ':' . $second;
}
}
}
/**
* Converts date into date array.
*
* @access public
* @param string $sDate date (may be in the ISO, TIMESTAMP or UNIXTIME format) format
* @return array $aDate
* @see publisher::ArticleMgr::process/edit
*/
public static function stringToArray($sDate)
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
if (is_scalar($sDate)) {
require_once 'Date.php';
$date = new Date($sDate);
///fix PHP 5.3
$date = &$date;
$aDate = array('day' => $date->getDay(),
'month' => $date->getMonth(),
'year' => $date->getYear(),
'hour' => $date->getHour(),
'minute' => $date->getMinute(),
'second' => $date->getSecond());
return $aDate;
}
}
/**
* Converts date (may be in the ISO, TIMESTAMP or UNIXTIME format) into "Mar 31, 2003 18:29".
*
* @access public
* @param string $date Date (may be in the ISO, TIMESTAMP or UNIXTIME format) value
* @return string $formatted user-friendly format (european)
*/
public static function formatPretty($date)
{
if (is_string($date)) {
require_once 'Date.php';
$date = new Date($date);
///fix PHP 5.3
$date = &$date;
if ($_SESSION['aPrefs']['dateFormat'] == 'FR') {
$output = $date->format('%d %B %Y, %H:%M');
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'BR') {
// Brazilian date format
$output = $date->format('%d de %B de %Y %H:%M');
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'DE') {
// German date format
$output = $date->format('%d. %B %Y %H:%M');
} else {
// else UK and US
$output = $date->format('%B %d, %Y %H:%M');
}
return $output;
} else {
SGL::raiseError('no input date passed to SGL_Date::formatPretty incorrect type',
SGL_ERROR_INVALIDARGS);
}
}
/**
* Converts date (may be in the ISO, TIMESTAMP or UNIXTIME format) into locale dependent form.
*
* @access public
* @param string $input date (may be in the ISO, TIMESTAMP or UNIXTIME format) value
* @return string $output user-friendly format (locale dependent)
*/
public static function format($date)
{
if (is_string($date)) {
include_once 'Date.php';
$date = new Date($date);
///fix PHP 5.3
$date = &$date;
// Neither elegant nor efficient way of doing that
// (what if we have 30 formats/locales?).
// We should move that to a language/locale dependent file.
if ($_SESSION['aPrefs']['dateFormat'] == 'UK') {
$output = $date->format('%d.%m.%Y');
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'BR'
|| $_SESSION['aPrefs']['dateFormat'] == 'FR') {
// Brazilian/French date format
$output = $date->format('%d/%m/%Y');
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'US') {
$output = $date->format('%m.%d.%Y');
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'DE') {
$output = $date->format('%d.%m.%Y');
} else {
// else display ISO (international, unambiguous) format, YYYY-MM-DD
$output = $date->format('%Y-%m-%d');
}
return $output;
} else {
SGL::raiseError('no input date passed to SGL_Date::format incorrect type',
SGL_ERROR_INVALIDARGS);
}
}
/**
* Gets appropriate date format
*
* @access public
* @return string $date template (e.g. "%d %B %Y, %H:%M" for FR date format)
*/
public static function getDateFormat()
{
if ($_SESSION['aPrefs']['dateFormat'] == 'UK') {
$dateFormat = '%d %B %Y, %H:%M';
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'BR'
|| $_SESSION['aPrefs']['dateFormat'] == 'FR') {
// Brazilian/French date format
$dateFormat = '%d %B %Y, %H:%M';
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'US') {
$dateFormat = '%B %d, %Y %H:%M';
} elseif ($_SESSION['aPrefs']['dateFormat'] == 'DE') {
$dateFormat = '%d.%B.%Y %H:%M';
} else {
// else display ISO (international, unambiguous) format, YYYY-MM-DD
$dateFormat = '%Y-%B-%d';
}
return $dateFormat;
}
/**
* Generates a select of day values.
*
* @access public
* @param string $selected
* @return string $day_options select day options
* @see showDateSelector()
*/
public static function getDayFormOptions($selected = '')
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
$day_options = '';
for ($i = 1; $i <= 31; $i++) {
$day_options .= "\n<option value=\"" . sprintf('%02d', $i) . '" ';
if ($i == $selected) {
$day_options .= 'selected="selected"';
}
$day_options .= '>' . sprintf('%02d', $i) . '</option>';
}
return $day_options;
}
/**
* Generates a select of month values.
*
* @access public
* @param string $selected
* @return string $monthOptions select month options
* @see showDateSelector()
*/
public static function getMonthFormOptions($selected = '')
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
$aMonths = SGL_String::translate('aMonths');
$monthOptions = '';
if (empty($selected) && $selected != null) {
$selected = date('m', time());
}
if (is_array($aMonths) && count($aMonths)) {
foreach ($aMonths as $k => $v) {
//$monthOptions .= "\n<option value=\"" . sprintf('%02d', $k) . '" ';
$monthOptions .= "\n<option value=\"$k\" ";
if ($k == $selected) {
$monthOptions .= 'selected="selected"';
}
$monthOptions .= '>' . $v . '</option>';
}
}
return $monthOptions;
}
/**
* Generates a select of year values.
*
* @access public
* @param string $selected
* @param boolean $asc
* @param int $number number of years to show
* @return string $year_options select year options
* @see showDateSelector()
*/
public static function getYearFormOptions($selected = '', $asc = true, $totalYears = 5)
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
$yearOptions = '';
$curYear = date('Y', time());
$startYear = $curYear;
if ($asc) {
for ($i = $startYear; $i <= $startYear + $totalYears; $i++) {
$yearOptions .= "\n<option value=\"" . $i . '" ';
if ($i == $selected) {
$yearOptions .= 'selected="selected"';
}
$yearOptions .= '>' . $i . '</option>';
}
} else {
for ($i = $startYear; $i >= $startYear - ($totalYears - 1); $i--) {
$yearOptions .= "\n<option value=\"" . $i . '" ';
if ($i == $selected) {
$yearOptions .= 'selected="selected"';
}
$yearOptions .= '>' . $i . '</option>';
}
}
return $yearOptions;
}
/**
* Generates a select of hour values.
*
* @access public
* @param string $selected
* @return string $hour_options select hour options
* @see showDateSelector()
*/
public static function getHourFormOptions($selected = '')
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
$hour_options = '';
for ($i = 0; $i <= 23; $i++) {
$hval = sprintf("%02d", $i);
$hour_options .= "\n<option value=\"" . $hval . '" ';
if ($selected == $i && $selected !='' ) {
$hour_options .= 'selected="selected"';
}
$hour_options .= '>' . $hval . '</option>';
}
return $hour_options;
}
/**
* Generates a select of minute/second values.
*
* @access public
* @param string $selected
* @return string $minute_options select minute/second options
* @see showDateSelector()
*/
public static function getMinSecOptions($selected = '')
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
$minute_options = '';
for ($i = 0; $i <= 59; $i++) {
$minute_options .= "\n<option value=\"" . sprintf("%02d", $i) . '" ';
if ($selected == $i && $selected !="" ) {
$minute_options .= 'selected="selected"';
}
$minute_options .= '>' . sprintf("%02d", $i) . '</option>';
}
return $minute_options;
}
/**
* Generates date/time selector widget.
*
* usage:
* $timestamp=mktime();
* $day = date('d', $timestamp);
* $month = date('m', $timestamp);
* $year = date('Y', $timestamp);
* $hour = date('H', $timestamp);
* $minute = date('i', $timestamp);
* $second = date('s', $timestamp);
*
* $aDate = array( 'day' => $day,
* 'month' => $month,
* 'year' => $year,
* 'hour' => $hour,
* 'minute' => $minute,
* 'second' => $second);
* print showDateSelector($aDate, 'myForm', false);
*
* @access public
* @param array $aDate
* @param string $elementName name of the html element
* @param boolean $bShowTime toggle to display HH:MM:SS
* @param bool $asc
* @param int $years number of years to show
* @return string $html html for widget
*/
public static function showDateSelector($aDate, $elementName, $bShowTime = true, $asc = true, $years = 5)
{
SGL::logMessage(null, PEAR_LOG_DEBUG);
$html = '';
$month_html = "\n<select name='" . $elementName . "[month]' id='".$elementName."_month' >" .
SGL_Date::getMonthFormOptions($aDate['month']) . '</select> / ';
$day_html = "\n<select name='" . $elementName . "[day]' id='".$elementName."_day'>" .
SGL_Date::getDayFormOptions($aDate['day']) . '</select> / ';
if ($_SESSION['aPrefs']['dateFormat'] == 'US') {
$html .= $month_html . $day_html;
} else {
$html .= $day_html . $month_html;
}
$html .= "\n<select name='" . $elementName . "[year]' id='".$elementName."_year'>" .
SGL_Date::getYearFormOptions($aDate['year'], $asc, $years) . '</select>';
if ($bShowTime) {
$html .= ' ';
$html .= SGL_String::translate('at time');
$html .= ' ';
$html .= "\n<select name='" . $elementName . "[hour]' id='".$elementName."_hour'>" .
SGL_Date::getHourFormOptions($aDate['hour']) . '</select> : ';
$html .= "\n<select name='" . $elementName . "[minute]' id='".$elementName."_minute'>" .
SGL_Date::getMinSecOptions($aDate['minute']) . '</select> : ';
$html .= "\n<select name='" . $elementName . "[second]' id='".$elementName."_second'>" .
SGL_Date::getMinSecOptions($aDate['second']) . '</select>';
}
return $html;
}
}
}
?>
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