/usr/share/php/Horde/Service/Weather/Forecast/Base.php is in php-horde-service-weather 2.1.4-1.
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/**
* This file contains the Horde_Service_Weather_Forecast class for abstracting
* access to forecast data. Provides a simple iterator for a collection of
* forecast periods.
*
* Copyright 2011-2014 Horde LLC (http://www.horde.org/)
*
* @author Michael J Rubinsky <mrubinsk@horde.org>
* @license http://www.horde.org/licenses/bsd BSD
* @category Horde
* @package Service_Weather
*/
/**
* Horde_Service_Weather_Current class
*
* @author Michael J Rubinsky <mrubinsk@horde.org>
* @category Horde
* @package Service_Weather
*/
abstract class Horde_Service_Weather_Forecast_Base implements IteratorAggregate
{
/**
* The forecast properties as returned from the forecast request.
*
* @var array
*/
protected $_properties = array();
/**
* Local cache of forecast periods
*
* @var array
*/
protected $_periods = array();
/**
* Forecast type
*
* @var integer A Horde_Service_Weather::FORECAST_TYPE_* constant.
*/
protected $_type;
/**
* Maximum forecast length to return. Defaults to sufficiently high number
* to ensure all available days returned by default.
*/
protected $_maxDays = 20;
/**
* Parent Weather driver.
*
* @var Horde_Service_Weather_Base
*/
public $weather;
/**
* Array of supported "detailed" forecast fields. To be populated by
* concrete classes.
*
* @var array
*/
public $fields = array();
/**
* Advertise how detailed the forecast period is.
*<pre>
* FORECAST_TYPE_STANDARD - Each Period represents a full day
* FORECAST_TYPE_DETAILED - Each period represents either day or night.
* FORECAST_TYPE_HOURLY - Each period represents a single hour.
*</pre>
*
* @var integer
*/
public $detail = Horde_Service_Weather::FORECAST_TYPE_STANDARD;
/**
* Const'r
*
* @param array $properties Forecast properties.
* @param Horde_Service_Weather_base $weather The base driver.
* @param integer $type The forecast type.
*/
public function __construct(
$properties,
Horde_Service_Weather_Base $weather,
$type = Horde_Service_Weather::FORECAST_TYPE_STANDARD)
{
$this->_properties = $properties;
$this->weather = $weather;
$this->_type = $type;
}
/**
* Return the forecast for the specified ordinal day.
*
* @param integer $day The forecast day to return.
*
* @return Horde_Service_Weather_Period_Base
*/
public function getForecastDay($day)
{
return $this->_periods[$day];
}
/**
* Limit the returned number of forecast days. Used for emulating a smaller
* forecast length than the provider supports or for using one, longer
* request to supply two different forecast length requests.
*
* @param integer $days The number of days to return.
*/
public function limitLength($days)
{
$this->_maxDays = $days;
}
/**
* Return the time of the forecast, in local (to station) time.
*
* @return Horde_Date The time of the forecast.
*/
abstract public function getForecastTime();
/**
* Return an ArrayIterator
*
* @return ArrayIterator
*/
public function getIterator()
{
return new ArrayIterator(array_slice($this->_periods, 0, $this->_maxDays));
}
}
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