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<?php |
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/** |
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* OpenWeatherMap-PHP-API — A php api to parse weather data from http://www.OpenWeatherMap.org . |
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* |
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* @license MIT |
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* |
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* Please see the LICENSE file distributed with this source code for further |
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* information regarding copyright and licensing. |
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* |
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* Please visit the following links to read about the usage policies and the license of |
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* OpenWeatherMap before using this class: |
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* |
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* @see http://www.OpenWeatherMap.org |
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* @see http://www.OpenWeatherMap.org/terms |
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* @see http://openweathermap.org/appid |
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*/ |
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namespace Cmfcmf\OpenWeatherMap; |
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/** |
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* Abstract cache class to be overwritten by custom cache implementations. |
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*/ |
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abstract class AbstractCache |
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{ |
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/** |
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* @var int $seconds Cache time in seconds. |
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*/ |
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protected $seconds; |
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/** |
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* Checks whether a cached weather data is available. |
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* |
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* @param string $url The unique url of the cached content. |
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* |
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* @return bool False if no cached information is available, otherwise true. |
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* |
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* You need to check if a cached result is outdated here. Return false in that case. |
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*/ |
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abstract public function isCached($url); |
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/** |
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* Returns cached weather data. |
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* |
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* @param string $url The unique url of the cached content. |
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* |
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* @return string|bool The cached data if it exists, false otherwise. |
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*/ |
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abstract public function getCached($url); |
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/** |
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* Saves cached weather data. |
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* |
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* @param string $url The unique url of the cached content. |
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* @param string $content The weather data to cache. |
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* |
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* @return bool True on success, false on failure. |
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*/ |
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abstract public function setCached($url, $content); |
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/** |
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* Set after how much seconds the cache shall expire. |
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* |
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* @param int $seconds |
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*/ |
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public function setSeconds($seconds) |
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{ |
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$this->seconds = $seconds; |
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} |
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} |
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