/usr/share/php/Services/Weather/Ejse.php is in php-services-weather 1.4.2-5.
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/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */
/**
* PEAR::Services_Weather_Ejse
*
* PHP versions 4 and 5
*
* <LICENSE>
* Copyright (c) 2005-2007, Alexander Wirtz
* 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 notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* o Neither the name of the software nor the names of its contributors
* may be used to endorse or promote 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 LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
* </LICENSE>
*
* @category Web Services
* @package Services_Weather
* @author Alexander Wirtz <alex@pc4p.net>
* @copyright 2005-2007 Alexander Wirtz
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version CVS: $Id: Ejse.php,v 1.26 2007/04/16 20:16:32 eru Exp $
* @link http://pear.php.net/package/Services_Weather
* @link http://www.ejse.com/services/weather_xml_web_services.htm
* @example examples/ejse-basic.php ejse-basic.php
* @filesource
*/
require_once "Services/Weather/Common.php";
// {{{ class Services_Weather_Ejse
/**
* This class acts as an interface to the soap service of EJSE. It retrieves
* current weather data and forecasts based on postal codes (ZIP).
*
* Currently this service is only available for US territory.
*
* For a working example, please take a look at
* docs/Services_Weather/examples/ejse-basic.php
*
* @category Web Services
* @package Services_Weather
* @author Alexander Wirtz <alex@pc4p.net>
* @copyright 2005-2007 Alexander Wirtz
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version Release: 1.4.2
* @link http://pear.php.net/package/Services_Weather
* @link http://www.ejse.com/services/weather_xml_web_services.htm
* @example examples/ejse-basic.php ejse-basic.php
*/
class Services_Weather_Ejse extends Services_Weather_Common {
// {{{ properties
/**
* Username at ejse.com
*
* @var string $_username
* @access private
*/
var $_username = "";
/**
* Password key at ejse.com
*
* @var string $_password
* @access private
*/
var $_password = "";
/**
* WSDL object, provided by EJSE
*
* @var object $_wsdl
* @access private
*/
var $_wsdl;
/**
* SOAP object to access weather data, provided by EJSE
*
* @var object $_weaterSoap
* @access private
*/
var $_weatherSoap;
// }}}
// {{{ constructor
/**
* Constructor
*
* Requires SOAP to be installed
*
* @param array $options
* @param mixed $error
* @throws PEAR_Error
* @access private
*/
function Services_Weather_Ejse($options, &$error)
{
$perror = null;
$this->Services_Weather_Common($options, $perror);
if (Services_Weather::isError($perror)) {
$error = $perror;
}
}
// }}}
// {{{ _connectServer()
/**
* Connects to the SOAP server and retrieves the WSDL data
*
* @return PEAR_Error|bool
* @throws PEAR_Error::SERVICES_WEATHER_ERROR_WRONG_SERVER_DATA
* @access private
*/
function _connectServer()
{
include_once "SOAP/Client.php";
$this->_wsdl = new SOAP_WSDL("http://www.ejse.com/WeatherService/Service.asmx?WSDL", $this->_httpOptions);
if (isset($this->_wsdl->fault) && Services_Weather::isError($this->_wsdl->fault)) {
$error = Services_Weather::raiseError(SERVICES_WEATHER_ERROR_WRONG_SERVER_DATA, __FILE__, __LINE__);
return $error;
}
eval($this->_wsdl->generateAllProxies());
if (!class_exists("WebService_Service_ServiceSoap")) {
$error = Services_Weather::raiseError(SERVICES_WEATHER_ERROR_WRONG_SERVER_DATA, __FILE__, __LINE__);
return $error;
}
$this->_weatherSoap = &new WebService_Service_ServiceSoap;
return true;
}
// }}}
// {{{ setAccountData()
/**
* Sets the neccessary account-information for ejse.com, you'll
* receive them after registering for the service
*
* @param string $username
* @param string $password
* @access public
*/
function setAccountData($username, $password)
{
if (strlen($username)) {
$this->_username = $username;
}
if (strlen($password) && ctype_alnum($password)) {
$this->_password = $password;
}
}
// }}}
// {{{ _checkLocationID()
/**
* Checks the id for valid values and thus prevents silly requests to EJSE server
*
* @param string $id
* @return PEAR_Error|bool
* @throws PEAR_Error::SERVICES_WEATHER_ERROR_NO_LOCATION
* @throws PEAR_Error::SERVICES_WEATHER_ERROR_INVALID_LOCATION
* @access private
*/
function _checkLocationID($id)
{
if (is_array($id) || is_object($id) || !strlen($id)) {
return Services_Weather::raiseError(SERVICES_WEATHER_ERROR_NO_LOCATION, __FILE__, __LINE__);
} elseif (!ctype_digit($id) || (strlen($id) != 5)) {
return Services_Weather::raiseError(SERVICES_WEATHER_ERROR_INVALID_LOCATION, __FILE__, __LINE__);
}
return true;
}
// }}}
// {{{ searchLocation()
/**
* EJSE offers no search function to date, so this function is disabled.
* Maybe this is the place to interface to some online postcode service...
*
* @param string $location
* @param bool $useFirst
* @return bool
* @access public
* @deprecated
*/
function searchLocation($location = null, $useFirst = null)
{
return false;
}
// }}}
// {{{ searchLocationByCountry()
/**
* EJSE offers no search function to date, so this function is disabled.
* Maybe this is the place to interface to some online postcode service...
*
* @param string $country
* @return bool
* @access public
* @deprecated
*/
function searchLocationByCountry($country = null)
{
return false;
}
// }}}
// {{{ getLocation()
/**
* Returns the data for the location belonging to the ID
*
* @param string $id
* @return PEAR_Error|array
* @throws PEAR_Error
* @access public
*/
function getLocation($id = "")
{
$status = $this->_checkLocationID($id);
if (Services_Weather::isError($status)) {
return $status;
}
$locationReturn = array();
if ($this->_cacheEnabled && ($weather = $this->_cache->get($id, "weather"))) {
// Get data from cache
$this->_weather = $weather;
$locationReturn["cache"] = "HIT";
} else {
// Check, if the weatherSoap-Object is present. If not, connect to the Server and retrieve the WDSL data
if (!$this->_weatherSoap) {
$status = $this->_connectServer();
if (Services_Weather::isError($status)) {
return $status;
}
}
$weather = $this->_weatherSoap->getWeatherInfo2($this->_username, $this->_password, $id);
if (Services_Weather::isError($weather)) {
return $weather;
}
$this->_weather = $weather;
if ($this->_cacheEnabled) {
// ...and cache it
$expire = constant("SERVICES_WEATHER_EXPIRES_WEATHER");
$this->_cache->extSave($id, $this->_weather, "", $expire, "weather");
}
$locationReturn["cache"] = "MISS";
}
$locationReturn["name"] = $this->_weather->Location;
return $locationReturn;
}
// }}}
// {{{ getWeather()
/**
* Returns the weather-data for the supplied location
*
* @param string $id
* @param string $unitsFormat
* @return PEAR_Error|array
* @throws PEAR_Error
* @access public
*/
function getWeather($id = "", $unitsFormat = "")
{
$status = $this->_checkLocationID($id);
if (Services_Weather::isError($status)) {
return $status;
}
// Get other data
$units = $this->getUnitsFormat($unitsFormat);
$weatherReturn = array();
if ($this->_cacheEnabled && ($weather = $this->_cache->get($id, "weather"))) {
// Same procedure...
$this->_weather = $weather;
$weatherReturn["cache"] = "HIT";
} else {
// Check, if the weatherSoap-Object is present. If not, connect to the Server and retrieve the WDSL data
if (!$this->_weatherSoap) {
$status = $this->_connectServer();
if (Services_Weather::isError($status)) {
return $status;
}
}
// ...as last function
$weather = $this->_weatherSoap->getWeatherInfo2($this->_username, $this->_password, $id);
if (Services_Weather::isError($weather)) {
return $weather;
}
$this->_weather = $weather;
if ($this->_cacheEnabled) {
// ...and cache it
$expire = constant("SERVICES_WEATHER_EXPIRES_WEATHER");
$this->_cache->extSave($id, $this->_weather, "", $expire, "weather");
}
$weatherReturn["cache"] = "MISS";
}
if (!isset($compass)) {
// Yes, NNE and the likes are multiples of 22.5, but as the other
// services return integers for this value, these directions are
// rounded up
$compass = array(
"north" => array("N", 0),
"north northeast" => array("NNE", 23),
"northeast" => array("NE", 45),
"east northeast" => array("ENE", 68),
"east" => array("E", 90),
"east southeast" => array("ESE", 113),
"southeast" => array("SE", 135),
"south southeast" => array("SSE", 158),
"south" => array("S", 180),
"south southwest" => array("SSW", 203),
"southwest" => array("SW", 225),
"west southwest" => array("WSW", 248),
"west" => array("W", 270),
"west northwest" => array("WNW", 293),
"northwest" => array("NW", 315),
"north northwest" => array("NNW", 338)
);
}
// Initialize some arrays
$update = array();
$temperature = array();
$feltTemperature = array();
$visibility = array();
$pressure = array();
$dewPoint = array();
$uvIndex = array();
$wind = array();
if (preg_match("/(\w+) (\d+), (\d+), at (\d+:\d+ \wM) [^\(]+(\(([^\)]+)\))?/", $this->_weather->LastUpdated, $update)) {
if (isset($update[5])) {
$timestring = $update[6];
} else {
$timestring = $update[2]." ".$update[1]." ".$update[3]." ".$update[4]." EST";
}
$weatherReturn["update"] = gmdate(trim($this->_dateFormat." ".$this->_timeFormat), strtotime($timestring));
} else {
$weatherReturn["update"] = "";
}
$weatherReturn["updateRaw"] = $this->_weather->LastUpdated;
$weatherReturn["station"] = $this->_weather->ReportedAt;
$weatherReturn["conditionIcon"] = $this->_weather->IconIndex;
preg_match("/(-?\d+)\D+/", $this->_weather->Temprature, $temperature);
$weatherReturn["temperature"] = $this->convertTemperature($temperature[1], "f", $units["temp"]);
preg_match("/(-?\d+)\D+/", $this->_weather->FeelsLike, $feltTemperature);
$weatherReturn["feltTemperature"] = $this->convertTemperature($feltTemperature[1], "f", $units["temp"]);
$weatherReturn["condition"] = $this->_weather->Forecast;
if (preg_match("/([\d\.]+)\D+/", $this->_weather->Visibility, $visibility)) {
$weatherReturn["visibility"] = $this->convertDistance($visibility[1], "sm", $units["vis"]);
} else {
$weatherReturn["visibility"] = trim($this->_weather->Visibility);
}
preg_match("/([\d\.]+) inches and (\w+)/", $this->_weather->Pressure, $pressure);
$weatherReturn["pressure"] = $this->convertPressure($pressure[1], "in", $units["pres"]);
$weatherReturn["pressureTrend"] = $pressure[2];
preg_match("/(-?\d+)\D+/", $this->_weather->DewPoint, $dewPoint);
$weatherReturn["dewPoint"] = $this->convertTemperature($dewPoint[1], "f", $units["temp"]);
preg_match("/(\d+) (\w+)/", $this->_weather->UVIndex, $uvIndex);
$weatherReturn["uvIndex"] = $uvIndex[1];
$weatherReturn["uvText"] = $uvIndex[2];
$weatherReturn["humidity"] = str_replace("%", "", $this->_weather->Humidity);
if (preg_match("/From the ([\w\ ]+) at ([\d\.]+) (gusting to ([\d\.]+) )?mph/", $this->_weather->Wind, $wind)) {
$weatherReturn["wind"] = $this->convertSpeed($wind[2], "mph", $units["wind"]);
if (isset($wind[4])) {
$weatherReturn["windGust"] = $this->convertSpeed($wind[4], "mph", $units["wind"]);
}
$weatherReturn["windDegrees"] = $compass[strtolower($wind[1])][1];
$weatherReturn["windDirection"] = $compass[strtolower($wind[1])][0];
} elseif (strtolower($this->_weather->Wind) == "calm") {
$weatherReturn["wind"] = 0;
$weatherReturn["windDegrees"] = 0;
$weatherReturn["windDirection"] = "CALM";
}
return $weatherReturn;
}
// }}}
// {{{ getForecast()
/**
* Get the forecast for the next days
*
* @param string $int
* @param int $days Values between 1 and 9
* @param string $unitsFormat
* @return PEAR_Error|array
* @throws PEAR_Error
* @access public
*/
function getForecast($id = "", $days = 2, $unitsFormat = "")
{
$status = $this->_checkLocationID($id);
if (Services_Weather::isError($status)) {
return $status;
}
if (!in_array($days, range(1, 9))) {
$days = 2;
}
// Get other data
$units = $this->getUnitsFormat($unitsFormat);
$forecastReturn = array();
if ($this->_cacheEnabled && ($forecast = $this->_cache->get($id, "forecast"))) {
// Same procedure...
$this->_forecast = $forecast;
$forecastReturn["cache"] = "HIT";
} else {
// Check, if the weatherSoap-Object is present. If not, connect to the Server and retrieve the WDSL data
if (!$this->_weatherSoap) {
$status = $this->_connectServer();
if (Services_Weather::isError($status)) {
return $status;
}
}
// ...as last function
$forecast = $this->_weatherSoap->GetNineDayForecastInfo2($this->_username, $this->_password, $id);
if (Services_Weather::isError($forecast)) {
return $forecast;
}
$this->_forecast = $forecast;
if ($this->_cacheEnabled) {
// ...and cache it
$expire = constant("SERVICES_WEATHER_EXPIRES_FORECAST");
$this->_cache->extSave($id, $this->_forecast, "", $expire, "forecast");
}
$forecastReturn["cache"] = "MISS";
}
$forecastReturn["days"] = array();
// Initialize some arrays
$temperatureHigh = array();
$temperatureLow = array();
for ($i = 1; $i <= $days; $i++) {
preg_match("/(-?\d+)\D+/", $this->_forecast->{"Day".$i}->High, $temperatureHigh);
preg_match("/(-?\d+)\D+/", $this->_forecast->{"Day".$i}->Low, $temperatureLow);
$day = array(
"tempertureHigh" => $this->convertTemperature($temperatureHigh[1], "f", $units["temp"]),
"temperatureLow" => $this->convertTemperature($temperatureLow[1], "f", $units["temp"]),
"day" => array(
"condition" => $this->_forecast->{"Day".$i}->Forecast,
"conditionIcon" => $this->_forecast->{"Day".$i}->IconIndex,
"precipitation" => trim(str_replace("%", "", $this->_forecast->{"Day".$i}->PrecipChance))
)
);
$forecastReturn["days"][] = $day;
}
return $forecastReturn;
}
// }}}
}
// }}}
?>
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