Accueil/class/GoogleWeather.class.php

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<?php
if(isset($_GET['source'])) {
highlight_file(__FILE__);
die;
}
/***************************************************************
*
* 09/05/2009
*
* Copyright notice
*
* (c) 2009 Yohann CERDAN <cerdanyohann@yahoo.fr>
* All rights reserved
*
* This script is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* This copyright notice MUST APPEAR in all copies of the script!
***************************************************************/
class GoogleWeatherAPI {
/** City code input **/
private $city_code = '';
/** City label get on the google webservice **/
private $city = '';
/** Domain of the google website **/
private $domain = 'www.google.com';
/** Prefix of the img link **/
private $prefix_images = '';
/** Array with current weather **/
private $current_conditions = array();
/** Array with forecast weather **/
private $forecast_conditions = array();
/** If the city was found **/
private $is_found = true;
/** The HTML response send by the service **/
private $response;
/**
* Class constructor
* @param $city_code is the label of the city
* @param $lang the lang of the return weather labels
* @return ...
*/
function __construct ($city_code,$lang='fr') {
$this->city_code = $city_code;
$this->prefix_images = 'http://'.$this->domain;
$this->url = 'http://'.$this->domain.'/ig/api?weather='.urlencode($this->city_code).'&hl='.$lang;
$getContentCode = $this->getContent($this->url);
if($getContentCode == 200) {
$content = utf8_encode($this->response);
$xml = simplexml_load_string($content);
if(!isset($xml->weather->problem_cause)) {
$xml = simplexml_load_string($content);
$this->city = (string)$xml->weather->forecast_information->city->attributes()->data;
$this->current_conditions['condition'] = (string)$xml->weather->current_conditions->condition->attributes()->data;
$this->current_conditions['temp_f'] = (string)$xml->weather->current_conditions->temp_f->attributes()->data;
$this->current_conditions['temp_c'] = (string)$xml->weather->current_conditions->temp_c->attributes()->data;
$this->current_conditions['humidity'] = (string)$xml->weather->current_conditions->humidity->attributes()->data;
$this->current_conditions['icon'] = $this->prefix_images.(string)$xml->weather->current_conditions->icon->attributes()->data;
$this->current_conditions['wind_condition'] = (string)$xml->weather->current_conditions->wind_condition->attributes()->data;
foreach($xml->weather->forecast_conditions as $this->forecast_conditions_value) {
$this->forecast_conditions_temp = array();
$this->forecast_conditions_temp['day_of_week'] = (string)$this->forecast_conditions_value->day_of_week->attributes()->data;
$this->forecast_conditions_temp['low'] = (string)$this->forecast_conditions_value->low->attributes()->data;
$this->forecast_conditions_temp['high'] = (string)$this->forecast_conditions_value->high->attributes()->data;
$this->forecast_conditions_temp['icon'] = $this->prefix_images.(string)$this->forecast_conditions_value->icon->attributes()->data;
$this->forecast_conditions_temp['condition'] = (string)$this->forecast_conditions_value->condition->attributes()->data;
$this->forecast_conditions []= $this->forecast_conditions_temp;
}
} else {
$this->is_found = false;
}
} else {
//trigger_error('Google results parse problem : http error '.$getContentCode,E_USER_WARNING);
$this->is_found = false;
//return null;
}
}
/**
* Get URL content using cURL.
*
* @param string $url the url
*
* @return string the html code
*/
public function getContent($url)
{
if (!extension_loaded('curl')) {
throw new Exception('curl extension is not available');
}
$curl = curl_init();
curl_setopt($curl, CURLOPT_TIMEOUT, 10);
curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 5);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($curl, CURLOPT_URL, $url);
$this->response = curl_exec($curl);
$infos = curl_getinfo($curl);
curl_close ($curl);
return $infos['http_code'];
}
/**
* Get the city
*/
function getCity() {
return $this->city;
}
/**
* Get the current weather
*/
function getCurrent() {
return $this->current_conditions;
}
/**
* Get the forecast weather
*/
function getForecast() {
return $this->forecast_conditions;
}
/**
* If teh city was found
*/
function isFound() {
return $this->is_found;
}
}
/*
$gweather = new GoogleWeatherAPI('nantes','fr'); // "en" also work
if($gweather->isFound()) {
echo '<pre>'; print_r($gweather->getCity()); echo '</pre>';
echo '<pre>'; print_r($gweather->getCurrent()); echo '</pre>';
echo '<pre>'; print_r($gweather->getForecast()); echo '</pre>';
}
*/
?>