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| Current File : //opt/cpanel/ea-php70/root/usr/share/pear/HTML/QuickForm2/Element/Date.php |
<?php
/**
* Date element
*
* PHP version 5
*
* LICENSE
*
* This source file is subject to BSD 3-Clause License that is bundled
* with this package in the file LICENSE and available at the URL
* https://raw.githubusercontent.com/pear/HTML_QuickForm2/trunk/docs/LICENSE
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov <avb@php.net>
* @author Bertrand Mansion <golgote@mamasam.com>
* @copyright 2006-2019 Alexey Borzov <avb@php.net>, Bertrand Mansion <golgote@mamasam.com>
* @license https://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
* @link https://pear.php.net/package/HTML_QuickForm2
*/
/**
* Base class for HTML_QuickForm2 group of elements
*/
require_once 'HTML/QuickForm2/Container/Group.php';
/**
* Base class for HTML_QuickForm2 select element
*/
require_once 'HTML/QuickForm2/Element/Select.php';
/**
* Class for a group of elements used to input dates (and times).
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov <avb@php.net>
* @author Bertrand Mansion <golgote@mamasam.com>
* @license https://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
* @version Release: 2.1.0
* @link https://pear.php.net/package/HTML_QuickForm2
*/
class HTML_QuickForm2_Element_Date extends HTML_QuickForm2_Container_Group
{
public function getType()
{
return 'date';
}
/**
* Various options to control the element's display.
* @var array
*/
protected $data = array(
'format' => 'dMY',
'minYear' => 2001,
'maxYear' => null, // set in the constructor
'addEmptyOption' => false,
'emptyOptionValue' => '',
'emptyOptionText' => ' ',
'optionIncrement' => array('i' => 1, 's' => 1),
// request #4061: max and min hours (only for 'H' modifier)
'minHour' => 0,
'maxHour' => 23,
// request #5957: max and min months
'minMonth' => 1,
'maxMonth' => 12
);
/**
* Language code
* @var string
*/
protected $language = null;
/**
* Message provider for option texts
* @var callback|HTML_QuickForm2_MessageProvider
*/
protected $messageProvider;
/**
* Class constructor
*
* The following keys may appear in $data array:
* - 'messageProvider': a callback or an instance of a class implementing
* HTML_QuickForm2_MessageProvider interface, this will be used to get
* localized names of months and weekdays. Some of the default ones will
* be used if not given.
* - 'language': date language, use 'locale' here to display month / weekday
* names according to the current locale.
* - 'format': Format of the date, based on PHP's date() function.
* The following characters are currently recognised in format string:
* <pre>
* D => Short names of days
* l => Long names of days
* d => Day numbers
* M => Short names of months
* F => Long names of months
* m => Month numbers
* Y => Four digit year
* y => Two digit year
* h => 12 hour format
* H => 24 hour format
* i => Minutes
* s => Seconds
* a => am/pm
* A => AM/PM
* </pre>
* - 'minYear': Minimum year in year select
* - 'maxYear': Maximum year in year select
* - 'addEmptyOption': Should an empty option be added to the top of
* each select box?
* - 'emptyOptionValue': The value passed by the empty option.
* - 'emptyOptionText': The text displayed for the empty option.
* - 'optionIncrement': Step to increase the option values by (works for 'i' and 's')
* - 'minHour': Minimum hour in hour select (only for 24 hour format!)
* - 'maxHour': Maximum hour in hour select (only for 24 hour format!)
* - 'minMonth': Minimum month in month select
* - 'maxMonth': Maximum month in month select
*
* @param string $name Element name
* @param string|array $attributes Attributes (either a string or an array)
* @param array $data Element data (label, options and data used for element creation)
*
* @throws HTML_QuickForm2_InvalidArgumentException
*/
public function __construct($name = null, $attributes = null, array $data = array())
{
if (isset($data['messageProvider'])) {
if (!is_callable($data['messageProvider'])
&& !$data['messageProvider'] instanceof HTML_QuickForm2_MessageProvider
) {
throw new HTML_QuickForm2_InvalidArgumentException(
"messageProvider: expecting a callback or an implementation"
. " of HTML_QuickForm2_MessageProvider"
);
}
$this->messageProvider = $data['messageProvider'];
} else {
if (isset($data['language']) && 'locale' == $data['language']) {
HTML_QuickForm2_Loader::loadClass('HTML_QuickForm2_MessageProvider_Strftime');
$this->messageProvider = new HTML_QuickForm2_MessageProvider_Strftime();
} else {
HTML_QuickForm2_Loader::loadClass('HTML_QuickForm2_MessageProvider_Default');
$this->messageProvider = HTML_QuickForm2_MessageProvider_Default::getInstance();
}
}
if (isset($data['language'])) {
$this->language = $data['language'];
}
unset($data['messageProvider'], $data['language']);
// http://pear.php.net/bugs/bug.php?id=18171
$this->data['maxYear'] = date('Y');
parent::__construct($name, $attributes, $data);
$backslash = false;
$separators = array();
$separator = '';
for ($i = 0, $length = strlen($this->data['format']); $i < $length; $i++) {
$sign = $this->data['format'][$i];
if ($backslash) {
$backslash = false;
$separator .= $sign;
} else {
$loadSelect = true;
$options = array();
switch ($sign) {
case 'D':
// Sunday is 0 like with 'w' in date()
$options = $this->messageProvider instanceof HTML_QuickForm2_MessageProvider
? $this->messageProvider->get(array('date', 'weekdays_short'), $this->language)
: call_user_func($this->messageProvider, array('date', 'weekdays_short'), $this->language);
break;
case 'l':
$options = $this->messageProvider instanceof HTML_QuickForm2_MessageProvider
? $this->messageProvider->get(array('date', 'weekdays_long'), $this->language)
: call_user_func($this->messageProvider, array('date', 'weekdays_long'), $this->language);
break;
case 'd':
$options = $this->createOptionList(1, 31);
break;
case 'M':
case 'm':
case 'F':
$options = $this->createOptionList(
$this->data['minMonth'],
$this->data['maxMonth'],
$this->data['minMonth'] > $this->data['maxMonth'] ? -1 : 1
);
if ('M' == $sign || 'F' == $sign) {
$key = 'M' == $sign ? 'months_short' : 'months_long';
$names = $this->messageProvider instanceof HTML_QuickForm2_MessageProvider
? $this->messageProvider->get(array('date', $key), $this->language)
: call_user_func($this->messageProvider, array('date', $key), $this->language);
foreach ($options as $k => &$v) {
$v = $names[$k - 1];
}
}
break;
case 'Y':
$options = $this->createOptionList(
$this->data['minYear'],
$this->data['maxYear'],
$this->data['minYear'] > $this->data['maxYear']? -1: 1
);
break;
case 'y':
$options = $this->createOptionList(
$this->data['minYear'],
$this->data['maxYear'],
$this->data['minYear'] > $this->data['maxYear']? -1: 1
);
array_walk($options, array($this, '_shortYearCallback'));
break;
case 'h':
$options = $this->createOptionList(1, 12);
break;
case 'g':
$options = $this->createOptionList(1, 12);
array_walk($options, array($this, '_shortHourCallback'));
break;
case 'H':
$options = $this->createOptionList(
$this->data['minHour'],
$this->data['maxHour'],
$this->data['minHour'] > $this->data['maxHour'] ? -1 : 1
);
break;
case 'i':
$options = $this->createOptionList(0, 59, $this->data['optionIncrement']['i']);
break;
case 's':
$options = $this->createOptionList(0, 59, $this->data['optionIncrement']['s']);
break;
case 'a':
$options = array('am' => 'am', 'pm' => 'pm');
break;
case 'A':
$options = array('AM' => 'AM', 'PM' => 'PM');
break;
case 'W':
$options = $this->createOptionList(1, 53);
break;
case '\\':
$backslash = true;
$loadSelect = false;
break;
default:
$separator .= (' ' == $sign? ' ': $sign);
$loadSelect = false;
}
if ($loadSelect) {
if (0 < count($this)) {
$separators[] = $separator;
}
$separator = '';
// Should we add an empty option to the top of the select?
if (!is_array($this->data['addEmptyOption']) && $this->data['addEmptyOption']
|| is_array($this->data['addEmptyOption']) && !empty($this->data['addEmptyOption'][$sign])
) {
// Using '+' array operator to preserve the keys
if (is_array($this->data['emptyOptionText']) && !empty($this->data['emptyOptionText'][$sign])) {
$options = array($this->data['emptyOptionValue'] => $this->data['emptyOptionText'][$sign]) + $options;
} else {
$options = array($this->data['emptyOptionValue'] => $this->data['emptyOptionText']) + $options;
}
}
$this->addSelect($sign, array('id' => self::generateId($this->getName() . "[{$sign}]"))
+ $this->getAttributes())
->loadOptions($options);
}
}
}
$separators[] = $separator . ($backslash? '\\': '');
$this->setSeparator($separators);
}
/**
* Callback for creating two-digit year list, formerly via create_function()
*
* @param string $v
* @param string $k
*/
private function _shortYearCallback(&$v, $k)
{
$v = substr($v,-2);
}
/**
* Callback for creating hour list without leading zeroes, formerly via create_function()
*
* @param $v
* @param $k
*/
private function _shortHourCallback(&$v, $k)
{
$v = intval($v);
}
/**
* Creates an option list containing the numbers from the start number to the end, inclusive
*
* @param int $start The start number
* @param int $end The end number
* @param int $step Increment by this value
*
* @return array An array of numeric options.
*/
protected function createOptionList($start, $end, $step = 1)
{
for ($i = $start, $options = array(); $start > $end? $i >= $end: $i <= $end; $i += $step) {
$options[$i] = sprintf('%02d', $i);
}
return $options;
}
/**
* Trims leading zeros from the (numeric) string
*
* @param string $str A numeric string, possibly with leading zeros
*
* @return string String with leading zeros removed
*/
protected function trimLeadingZeros($str)
{
if (0 == strcmp($str, $this->data['emptyOptionValue'])) {
return $str;
}
$trimmed = ltrim($str, '0');
return strlen($trimmed)? $trimmed: '0';
}
/**
* Tries to convert the given value to a usable date before setting the
* element value
*
* @param int|string|array|DateTime $value A timestamp, a DateTime object,
* a string compatible with strtotime() or an array that fits the element names
*
* @return HTML_QuickForm2_Element_Date
*/
public function setValue($value)
{
if (empty($value)) {
$value = array();
} elseif (is_array($value)) {
$value = array_map(array($this, 'trimLeadingZeros'), $value);
} elseif (is_scalar($value) || $value instanceof DateTime) {
if ($value instanceof DateTime) {
$arr = explode('-', $value->format('w-j-n-Y-g-G-i-s-a-A-W'));
} else {
if (!is_numeric($value)) {
$value = strtotime($value);
}
// might be a unix epoch, then we fill all possible values
$arr = explode('-', date('w-j-n-Y-g-G-i-s-a-A-W', (int)$value));
}
$value = array(
'D' => $arr[0],
'l' => $arr[0],
'd' => $arr[1],
'M' => $arr[2],
'm' => $arr[2],
'F' => $arr[2],
'Y' => $arr[3],
'y' => $arr[3],
'h' => $arr[4],
'g' => $arr[4],
'H' => $arr[5],
'i' => $this->trimLeadingZeros($arr[6]),
's' => $this->trimLeadingZeros($arr[7]),
'a' => $arr[8],
'A' => $arr[9],
'W' => $this->trimLeadingZeros($arr[10])
);
}
return parent::setValue($value);
}
/**
* Called when the element needs to update its value from form's data sources
*
* Since the date element also accepts a timestamp as value, the default
* group behavior is changed.
*/
protected function updateValue()
{
$name = $this->getName();
/* @var $ds HTML_QuickForm2_DataSource_NullAware */
foreach ($this->getDataSources() as $ds) {
if (null !== ($value = $ds->getValue($name))
|| $ds instanceof HTML_QuickForm2_DataSource_NullAware && $ds->hasValue($name)
) {
$this->setValue($value);
return;
}
}
parent::updateValue();
}
}
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