View difference between Paste ID: N0jek62n and DFwm4VpN

 <?php
 //Определение  города
 	function getGeo($ip){
 		if(!filter_var($ip, FILTER_VALIDATE_IP, array('flags' => FILTER_FLAG_IPV4)))
 		return FALSE;
 		$get = file_get_contents("http://ipgeobase.ru:7020/geo?ip={$ip}");
 		$xml = simplexml_load_string($get);
 		$city = isset($xml->ip->city) ? strtolower($xml->ip->city) : '';
 		return $city;
 }
 
 class weather{
 
 private		$cache_dir;
 public		$city_id;
 private		$noon; //Время дня. По-умолчанию 4 - основная часть дня 11:00-20:00
 private		$night; //Время ночи. По-умолчанию 5
 
 	//Инициализируем класс
 	public function __construct(){
 
 	$this->cache_dir=$_SERVER['DOCUMENT_ROOT'].'/habr/cache/weather/';
 	$this->noon=4;
 	$this->night=5;
 
 	if(isset($_SESSION['weather_city'])){$cityname=$_SESSION['wether_city'];} //Берем название города из сессии
 	else{$cityname=getGeo($_SERVER['REMOTE_ADDR']); }// Получаем название города по автоопределению
 
 	$cities=json_decode(file_get_contents($_SERVER['DOCUMENT_ROOT'].'/habr/weather/YandexCities.txt'));
 
 		if(isset($cities->$cityname)){
 			$this->city_id=$cities->$cityname;
 		} else {
 			$this->city_id=$cities->{'Махачкала'};
 		}
 	}
 
 
 
 
 		//Возвращает плюс, минус или ноль в зависимости от температуры
 	public function checkZeroMark($temperature){
 		if($temperature>0){
 			return '+'.$temperature;
 		} elseif ($temperature<0){
 			return '-'.$temperature;
 		}
 	return $temperature;
 	}
 
 
 	//Получаем погоду для определенного города
 	public function getCityWeather(){
 		$_LANG['MONTHS']	=	array(
 					'Jan'=>'январь', 'Feb'=>'февраль', 'Mar'=>'март',
 					'Apr'=>'апрель', 'May'=>'май','Jun'=>'июнь',
 					'Jul'=>'июль','Aug'=>'август', 'Sep'=>'сентябрь',
 					'Oct'=>'октябрь','Nov'=>'ноябрь','Dec'=>'декабрь');
 
 $_LANG['WEEKDAYS']	=	array(
 					'Sunday'=>'воскресенье', 'Monday'=>'понедельник',
 					'Tuesday'=>'вторник', 'Wednesday'=>'среда',
 					'Thursday'=>'четверг', 'Friday'=>'пятница',
 					'Saturday'=>'суббота');
 
 
 		$city_cache=$this->{cache_dir}.$this->{city_id};
 		//Если время последнего изменения кэш файла меньше шести минут, возвращаем данные из кэша
 		if(file_exists($city_cache) && filemtime($city_cache)>time()-360){
 			$jsoned_weather=json_decode(file_get_contents($city_cache),TRUE);
 
 		} else { //Если кэш отсутствует, получаем данные с яндекса
 				$weather=simplexml_load_file('http://export.yandex.ru/weather-ng/forecasts/'.$this->city_id.'.xml');
 
 				if($weather!=null){
 
 						//Погода на семь дней
 						for($i=1; $i<=7; $i++)
 						{
 							if($weather->day[$i]!=null){
 								$days['sevendays'][]=array(
 								'weekday' => strtr(date('l', strtotime($weather->day[$i]->attributes()->date)), $_LANG['WEEKDAYS']),
 								'data'=>strtr(date("j M",strtotime($weather->day[$i]->attributes()->date)), $_LANG['MONTHS']),
 								'temp_day' => $this->checkZeroMark($weather->day[$i]->day_part[$this->noon]->temperature),
 								'temp_night' => $this->checkZeroMark($weather->day[$i]->day_part[$this->night]->temperature),
 								'weather_type' => $weather->day[$i]->day_part[$this->noon]->weather_type,
 								'wind_speed' => $weather->day[$i]->day_part[$this->noon]->wind_speed,
 								'humidity' => $weather->day[$i]->day_part[$this->noon]->humidity,
 								'pressure' => $weather->day[$i]->day_part[$this->noon]->pressure,
 								'image' => $weather->day[$i]->day_part[$this->noon]->{'image-v3'}
 								);
 							}
 						}
 
 					//Погода на сегодня
 					$days['today']=array(
 					'weekday' => strtr(date('l'), $_LANG['WEEKDAYS']),
 					'data'=>strtr(date('j M Y, G:i'), $_LANG['MONTHS']),
 					'temperature' => $this->checkZeroMark($weather->fact->temperature),
 					'weather_type' => $weather->fact->weather_type,
 					'wind_speed' => $weather->fact->wind_speed,
 					'humidity' => $weather->fact->humidity,
 					'pressure' => $weather->fact->pressure,
 					'water_temp' => $this->checkZeroMark($weather->fact->water_temperature),
 					'sunrise' => $weather->day->sunrise,
 					'sunset' => $weather->day->sunset,
 					'image' => $weather->fact->{'image-v3'},
 					'city'=>$weather->attributes()->city,
 					'country' => $weather->attributes()->country
 					);
 
 					file_put_contents($city_cache, json_encode($days));
 					$jsoned_weather=json_decode(file_get_contents($city_cache), TRUE);
 				} else{
 						return null;
 				}
 		}
 		return $jsoned_weather;
 
 	}
 
 
 
 
 
 
 
 
 }
 
 
 $weather=new weather;
 $jsoned_weather=$weather->getCityWeather();
 $today=$jsoned_weather['today'];
 $sevendays=$jsoned_weather['sevendays'];
 ?>
 
 
 
 
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd" >
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" >
 <title>Погода от Яндекса</title>
 </head>
 <body>
 
 <style>
 #weather{
 margin-top:-10px;
 background: url('/habr/weather/sun.jpg') no-repeat;
 background-size:cover;
 padding:10px;
 min-height:300px;
 width:790px;
 }
 
 #weather table{
 width:790px;
 background-color:RGBa(0,0,0,0.4);
 color:white;
 
 }
 
 #weather td{
 vertical-align:middle;
 }
 </style>
 <div id="weather">
 <table cellpadding="0" cellspacing="0" border="0">
  <tbody>
 	<tr>
 		<td style="padding:10px 13px 0;">
 			<span style="font-size:24px;"><?php echo $today['city']['0'].', '.$today['country']['0'];?></span>
 		</td>
 	</tr>
 	<tr>
 		<td style="padding:0 13px;">
 			сегодня <?php echo $today['weekday'].', '.$today['data'];?>
 		</td>
 	<tr >
 		<td>
 			<img style="margin-left:20px; width:70px; height:70px;"  src="/habr/weather/img/<?php echo $today['image']['0'];?>.png"
 			title="<?php echo $today['weather_type']['0']; ?>">
 			<span style="font-size:100px; font-family:Arial;"><?php echo $today['temperature'];?>&deg;</span>
 		</td>
 		<td style="height:70px; width:190px;">
 			<?php echo $today['weather_type']['0'];?><br/>
-			<?php if($today['water_temp!=null']){
+			<?php if($today['water_temp']!=null){
 				echo 'температура воды '.$today['water_temp'].'&deg';
 			}
 			?>
 		</td>
 		<td style="padding-left:5px;">
 		<?php
 		echo '	Атм. давление '.$today['pressure']['0'].' мм. рт.ст.<br/>
 			Влажность '.$today['humidity']['0'].'% <br/>
 			Скорость ветра '.$today['wind_speed']['0'].' м/с <br/>
 			Рассвет '.$today['sunrise']['0'].' / Закат '.$today['sunset']['0'];
 		?>
 		</td>
 	</tr>
  </tbody>
 </table>
 <br/>
 <table cellpadding="0" cellspacing="0" border="0">
  <tbody style="text-align:center;">
  	<tr>
  <?php
  if($sevendays!=false){
 	foreach($sevendays as $day){
 		?>
 		<td style="width:100px; vertical-align:top; text-align:left; padding:2px 5px;">
 				<a title="<?php echo $day['weekday'].'">'.$day['data'];?></a><br/>
 			<div style="width:50px; height:50px; border:none; background:url('/habr/weather/img/<?php echo $day['image']['0'];?>.png') no-repeat;background-size:cover;"></div>
 			<?php
 			echo '<a title="Днем">'.$day['temp_day'].'&deg;</a> <a title="Ночью">'.$day['temp_night'].'&deg;</a><br/>
 			'.$day['weather_type']['0'].'<br/>
 			'.$day['pressure']['0'].' мм<br/>
 			'.$day['humidity']['0'].' %<br/>
 			'.$day['wind_speed']['0'].' м/с
 		</td>';
 	}
 }
 ?>
 	</tr>
  </tbody>
 </table>
 </div>
 
 </body>
 </html>