manually fetch data from openweathermap and parse it

This commit is contained in:
Tobias Diekershoff 2015-07-13 16:21:43 +02:00
parent 710780392c
commit c3459bd66c
2 changed files with 45 additions and 91 deletions

View file

@ -8,77 +8,52 @@
* Author: Tobias Diekershoff <https://f.diekershoff.de/u/tobias>
*
*/
use Cmfcmf\OpenWeatherMap;
use Cmfcmf\OpenWeatherMap\AbstractCache;
use Cmfcmf\OpenWeatherMap\Exception as OWMException;
// Must point to composer's autoload file.
require('vendor/autoload.php');
//require('addon/curweather/openweathermap-php-api/Cmfcmf/OpenWeatherMap.php');
//require('addon/curweather/vendor/cmfcmf/openweathermap-php-api/Cmfcmf/OpenWeatherMap.php');
require_once('include/network.php');
include_once('include/text.php');
// get the weather data from OpenWeatherMap
function getWeather( $loc, $units='metric', $lang='en', $appid='') {
$url = "http://api.openweathermap.org/data/2.5/weather?q=".$loc."&appid=".$appid."&lang=".$lang."&units=".$units."&mode=xml";
try {
$res = new SimpleXMLElement(fetch_url($url));
} catch (Exception $e) {
info(t('Error fetching weather data.\nError was: '.$e->getMessage()));
return false;
}
if ((string)$res->temperature['unit']==='metric') {
$tunit = '°C';
$wunit = 'm/s';
} else {
$tunit = '°F';
$wunit = 'mph';
}
return array(
'city'=> (string) $res->city['name'][0],
'country' => (string) $res->city->country[0],
'lat' => (string) $res->city->coord['lat'],
'lon' => (string) $res->city->coord['lon'],
'temperature' => (string) $res->temperature['value'][0].$tunit,
'pressure' => (string) $res->pressure['value'].(string)$res->pressure['unit'],
'humidity' => (string) $res->humidity['value'].(string)$res->humidity['unit'],
'descripion' => (string)$res->weather['value'].', '.(string)$res->clouds['name'],
'wind' => (string)$res->wind->speed['name'].' ('.(string)$res->wind->speed['value'].$wunit.')',
'update' => (string)$res->lastupdate['value']
);
}
function curweather_install() {
register_hook('network_mod_init', 'addon/curweather/curweather.php', 'curweather_network_mod_init');
register_hook('plugin_settings', 'addon/curweather/curweather.php', 'curweather_plugin_settings');
register_hook('plugin_settings_post', 'addon/curweather/curweather.php', 'curweather_plugin_settings_post');
}
function curweather_uninstall() {
unregister_hook('network_mod_init', 'addon/curweather/curweather.php', 'curweather_network_mod_init');
unregister_hook('plugin_settings', 'addon/curweather/curweather.php', 'curweather_plugin_settings');
unregister_hook('plugin_settings_post', 'addon/curweather/curweather.php', 'curweather_plugin_settings_post');
}
// The caching mechanism is taken from the cache example of the
// OpenWeatherMap-PHP-API library and a bit customized to allow admins to set
// the caching time depending on the plans they got from openweathermap.org
// and the usage of the friendica temppath
class CWCache extends AbstractCache
{
private function urlToPath($url)
{
// take friendicas tmp directory as base for the cache
$tmp = get_config('system','temppath');
$dir = $tmp . DIRECTORY_SEPARATOR . "OpenWeatherMapPHPAPI";
if (!is_dir($dir)) {
mkdir($dir);
}
$path = $dir . DIRECTORY_SEPARATOR . md5($url);
return $path;
}
/**
* @inheritdoc
*/
public function isCached($url)
{
$path = $this->urlToPath($url);
if (!file_exists($path) || filectime($path) + $this->seconds < time()) {
return false;
}
return true;
}
/**
* @inheritdoc
*/
public function getCached($url)
{
return file_get_contents($this->urlToPath($url));
}
/**
* @inheritdoc
*/
public function setCached($url, $content)
{
file_put_contents($this->urlToPath($url), $content);
}
}
function curweather_network_mod_init(&$fk_app,&$b) {
if(! intval(get_pconfig(local_user(),'curweather','curweather_enable')))
@ -104,47 +79,26 @@ function curweather_network_mod_init(&$fk_app,&$b) {
$cachetime = intval(get_config('curweather','cachetime'));
if ($units==="")
$units = 'metric';
// Get OpenWeatherMap object. Don't use caching (take a look into
// Example_Cache.php to see how it works).
//$owm = new OpenWeatherMap();
$owm = new OpenWeatherMap(null, new CWCache(), $cachetime);
$ok = true;
try {
$weather = $owm->getWeather($rpt, $units, $lang, $appid);
$temp = $weather->temperature->getValue();
if ( $units === 'metric') {
$temp .= '°C';
} else {
$temp .= '°F';
};
$rhumid = $weather->humidity;
$pressure = $weather->pressure;
$wind = $weather->wind->speed->getDescription().', '.$weather->wind->speed . " " . $weather->wind->direction;
$description = $weather->clouds->getDescription();
$city = array(
'name'=>$weather->city->name,
'lon' =>$weather->city->lon,
'lat' =>$weather->city->lat
);
} catch(OWMException $e) {
info ( 'OpenWeatherMap exception: ' . $e->getMessage() . ' (Code ' . $e->getCode() . ').');
$res = getWeather($rpt, $units, $lang, $appid);
if ($res===false)
$ok = false;
} catch(\Exception $e) {
info ('General exception: ' . $e->getMessage() . ' (Code ' . $e->getCode() . ').');
$ok = false;
}
// TODO Caching
if ($ok) {
$t = get_markup_template("widget.tpl", "addon/curweather/" );
$curweather = replace_macros ($t, array(
'$title' => t("Current Weather"),
'$city' => $city,
'$description' => $description,
'$temp' => $temp,
'$relhumidity' => array('caption'=>t('Relative Humidity'), 'val'=>$rhumid),
'$pressure' => array('caption'=>t('Pressure'), 'val'=>$pressure),
'$wind' => array('caption'=>t('Wind'), 'val'=> $wind),
'$city' => $res['city'],
'$lon' => $res['lon'],
'$lat' => $res['lat'],
'$description' => $res['descripion'],
'$temp' => $res['temperature'],
'$relhumidity' => array('caption'=>t('Relative Humidity'), 'val'=>$res['humidity']),
'$pressure' => array('caption'=>t('Pressure'), 'val'=>$res['pressure']),
'$wind' => array('caption'=>t('Wind'), 'val'=> $res['wind']),
'$lastupdate' => t('Last Updated').': '.$res['update'],
'$databy' => t('Data by'),
'$showonmap' => t('Show on map')
));

View file

@ -1,6 +1,6 @@
<div id="curweather-network" class="widget">
<div class="title tool">
<h4>{{$title}}: {{$city['name']}}</h4>
<h4 title="{{$lastupdate}}">{{$title}}: {{$city}}</h4>
</div>
<p>{{$description}}, {{$temp}}
<ul class="curweather-details">