/**
* Parse the input string and set our elements based on the contents of the
* input string. Elements not found in the string will be null.
*
* @return void
* @access private
* @since 5/24/05
*/
function parse()
{
preg_match(self::getRegex(), $this->input, $timeMatches);
$timeComponent = $timeMatches[0];
// The date is anything before the time
$dateComponent = trim(str_replace($timeComponent, '', $this->input));
$timeParser = new TimeStringParser($timeComponent);
$dateParser = StringParser::getParserFor($dateComponent);
// Merge the two results into our fields
if ($dateParser) {
$this->setYear($dateParser->year());
$this->setMonth($dateParser->month());
$this->setDay($dateParser->day());
}
$this->setHour($timeParser->hour());
$this->setMinute($timeParser->minute());
$this->setSecond($timeParser->second());
if (!is_null($timeParser->offsetHour())) {
$this->setOffsetHour($timeParser->offsetHour());
}
if (!is_null($timeParser->offsetMinute())) {
$this->setOffsetMinute($timeParser->offsetMinute());
}
if (!is_null($timeParser->offsetSecond())) {
$this->setOffsetSecond($timeParser->offsetSecond());
}
}
/**
* Returns true if this component (and all child components if applicable) have valid values.
* By default, this will just return TRUE. Validate should be called usually before a save event
* is handled, to make sure everything went smoothly.
* @access public
* @return boolean
*/
function validate()
{
$parse = StringParser::getParserFor($this->_value);
if (!$parse) {
$this->_showError = true;
return false;
}
return true;
}
/**
* Read a Time from the stream in the forms:
* - <hour24>:<minute>:<second>
* - <hour>:<minute>:<second> <am/pm>
* - <minute>, <second> or <am/pm> may be omitted. e.g. 1:59:30 pm; 8AM; 15:30
*
* @param string $aString
* @param optional string $class DO NOT USE OUTSIDE OF PACKAGE.
* This parameter is used to get around the limitations of not being
* able to find the class of the object that recieved the initial
* method call.
* @return object Time
* @access public
* @static
* @since 5/24/05
*/
static function fromString($aString, $class = 'Time')
{
$parser = StringParser::getParserFor($aString);
if (!is_string($aString) || !preg_match('/[^\\W]/', $aString) || !$parser) {
$null = null;
return $null;
// die("'".$aString."' is not in a valid format.");
}
eval('$result = ' . $class . '::withHourMinuteSecond($parser->hour(),
$parser->minute(), $parser->second(), $class);');
return $result;
}
/**
* Read a month from the stream in any of the forms:
*
* - July 1998
*
* @param string $aString
* @param optional string $class DO NOT USE OUTSIDE OF PACKAGE.
* This parameter is used to get around the limitations of not being
* able to find the class of the object that recieved the initial
* method call.
* @return object Month
* @access public
* @since 5/10/05
* @static
*/
static function fromString($aString, $class = 'Month')
{
$parser = StringParser::getParserFor($aString);
if (!is_string($aString) || !preg_match('/[^\\W]/', $aString) || !$parser) {
$null = null;
return $null;
// die("'".$aString."' is not in a valid format.");
}
eval('$result = ' . $class . '::withMonthYear($parser->month(),
$parser->year(), $class);');
return $result;
}
/**
* Answer a new instance represented by a string:
*
* - '-1199-01-05T20:33:14.321-05:00'
* - ' 2002-05-16T17:20:45.00000001+01:01'
* - ' 2002-05-16T17:20:45.00000001'
* - ' 2002-05-16T17:20'
* - ' 2002-05-16T17:20:45'
* - ' 2002-05-16T17:20:45+01:57'
* - ' 2002-05-16T17:20:45-02:34'
* - ' 2002-05-16T17:20:45+00:00'
* - ' 1997-04-26T01:02:03+01:02:3'
*
* @param string $aString The input string.
* @param optional string $class DO NOT USE OUTSIDE OF PACKAGE.
* This parameter is used to get around the limitations of not being
* able to find the class of the object that recieved the initial
* method call.
* @return object DateAndTime
* @access public
* @since 5/12/05
* @static
*/
static function fromString($aString, $class = 'DateAndTime')
{
$parser = StringParser::getParserFor($aString);
if (!is_string($aString) || !preg_match('/[^\\W]/', $aString) || !$parser) {
$null = null;
return $null;
// die("'".$aString."' is not in a valid format.");
}
if (!is_null($parser->offsetHour())) {
eval('$result = ' . $class . '::withYearMonthDayHourMinuteSecondOffset(
$parser->year(), $parser->month(), $parser->day(), $parser->hour(),
$parser->minute(), $parser->second(),
Duration::withDaysHoursMinutesSeconds(0, $parser->offsetHour(),
$parser->offsetMinute(), $parser->offsetSecond()), $class);');
} else {
if (!is_null($parser->hour())) {
eval('$result = ' . $class . '::withYearMonthDayHourMinuteSecond(
$parser->year(), $parser->month(), $parser->day(), $parser->hour(),
$parser->minute(), $parser->second(), $class);');
} else {
eval('$result = ' . $class . '::withYearMonthDay(
$parser->year(), $parser->month(), $parser->day(), $class);');
}
}
return $result;
}
