Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
Complex classes like OpenWeatherMap often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use OpenWeatherMap, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 34 | class OpenWeatherMap |
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| 35 | { |
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| 36 | /** |
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| 37 | * @var string The basic api url to fetch weather data from. |
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| 38 | */ |
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| 39 | private $weatherUrl = 'http://api.openweathermap.org/data/2.5/weather?'; |
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| 40 | |||
| 41 | /** |
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| 42 | * @var string The basic api url to fetch weekly forecast data from. |
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| 43 | */ |
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| 44 | private $weatherHourlyForecastUrl = 'http://api.openweathermap.org/data/2.5/forecast?'; |
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| 45 | |||
| 46 | /** |
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| 47 | * @var string The basic api url to fetch daily forecast data from. |
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| 48 | */ |
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| 49 | private $weatherDailyForecastUrl = 'http://api.openweathermap.org/data/2.5/forecast/daily?'; |
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| 50 | |||
| 51 | /** |
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| 52 | * @var string The basic api url to fetch history weather data from. |
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| 53 | */ |
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| 54 | private $weatherHistoryUrl = 'http://api.openweathermap.org/data/2.5/history/city?'; |
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| 55 | |||
| 56 | /** |
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| 57 | * The copyright notice. This is no official text, this hint was created regarding to http://openweathermap.org/copyright. |
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| 58 | * |
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| 59 | * @var string |
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| 60 | */ |
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| 61 | const COPYRIGHT = 'Weather data from <a href="http://www.openweathermap.org">OpenWeatherMap.org</a>'; |
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| 62 | |||
| 63 | /** |
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| 64 | * @var \Cmfcmf\OpenWeatherMap\AbstractCache|bool The cache class. |
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| 65 | */ |
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| 66 | private $cacheClass = false; |
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| 67 | |||
| 68 | /** |
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| 69 | * @var int |
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| 70 | */ |
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| 71 | private $seconds; |
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| 72 | |||
| 73 | /** |
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| 74 | * @var bool |
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| 75 | */ |
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| 76 | private $wasCached = false; |
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| 77 | |||
| 78 | /** |
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| 79 | * @var FetcherInterface The url fetcher. |
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| 80 | */ |
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| 81 | private $fetcher; |
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| 82 | |||
| 83 | /** |
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| 84 | * @var string |
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| 85 | */ |
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| 86 | private $apiKey = ''; |
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| 87 | |||
| 88 | /** |
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| 89 | * Constructs the OpenWeatherMap object. |
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| 90 | * |
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| 91 | * @param null|string $appid The API key. Defaults to null. |
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| 92 | * @param null|FetcherInterface $fetcher The interface to fetch the data from OpenWeatherMap. Defaults to |
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| 93 | * CurlFetcher() if cURL is available. Otherwise defaults to |
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| 94 | * FileGetContentsFetcher() using 'file_get_contents()'. |
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| 95 | * @param bool|string $cacheClass If set to false, caching is disabled. Otherwise this must be a class |
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| 96 | * extending AbstractCache. Defaults to false. |
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| 97 | * @param int $seconds How long weather data shall be cached. Default 10 minutes. |
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| 98 | * |
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| 99 | * @throws \Exception If $cache is neither false nor a valid callable extending Cmfcmf\OpenWeatherMap\Util\Cache. |
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| 100 | * |
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| 101 | * @api |
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| 102 | */ |
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| 103 | public function __construct($fetcher = null, $cacheClass = false, $seconds = 600) |
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| 104 | { |
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| 105 | if ($cacheClass !== false && !($cacheClass instanceof AbstractCache)) { |
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| 106 | throw new \Exception('The cache class must implement the FetcherInterface!'); |
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| 107 | } |
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| 108 | if (!is_numeric($seconds)) { |
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| 109 | throw new \Exception('$seconds must be numeric.'); |
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| 110 | } |
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| 111 | if (!isset($fetcher)) { |
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| 112 | $fetcher = (function_exists('curl_version')) ? new CurlFetcher() : new FileGetContentsFetcher(); |
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| 113 | } |
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| 114 | if ($seconds == 0) { |
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| 115 | $cacheClass = false; |
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| 116 | } |
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| 117 | |||
| 118 | $this->cacheClass = $cacheClass; |
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| 119 | $this->seconds = $seconds; |
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| 120 | $this->fetcher = $fetcher; |
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| 121 | } |
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| 122 | |||
| 123 | /** |
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| 124 | * Sets the API Key. |
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| 125 | * |
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| 126 | * @param string API key for the OpenWeatherMap account making the connection. |
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| 127 | * |
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| 128 | * @api |
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| 129 | */ |
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| 130 | public function setApiKey($appid) |
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| 131 | { |
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| 132 | $this->apiKey = $appid; |
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| 133 | } |
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| 134 | |||
| 135 | /** |
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| 136 | * Returns the API Key. |
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| 137 | * |
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| 138 | * @return string |
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| 139 | * |
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| 140 | * @api |
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| 141 | */ |
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| 142 | public function getApiKey() |
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| 143 | { |
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| 144 | return $this->apiKey; |
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| 145 | } |
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| 146 | |||
| 147 | /** |
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| 148 | * Returns the current weather at the place you specified as an object. |
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| 149 | * |
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| 150 | * @param array|int|string $query The place to get weather information for. For possible values see below. |
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| 151 | * @param string $units Can be either 'metric' or 'imperial' (default). This affects almost all units returned. |
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| 152 | * @param string $lang The language to use for descriptions, default is 'en'. For possible values see below. |
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| 153 | * @param string $appid Your app id, default ''. See http://openweathermap.org/appid for more details. |
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| 154 | * |
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| 155 | * @throws OpenWeatherMap\Exception If OpenWeatherMap returns an error. |
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| 156 | * @throws \InvalidArgumentException If an argument error occurs. |
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| 157 | * |
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| 158 | * @return CurrentWeather The weather object. |
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| 159 | * |
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| 160 | * There are three ways to specify the place to get weather information for: |
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| 161 | * - Use the city name: $query must be a string containing the city name. |
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| 162 | * - Use the city id: $query must be an integer containing the city id. |
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| 163 | * - Use the coordinates: $query must be an associative array containing the 'lat' and 'lon' values. |
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| 164 | * |
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| 165 | * Available languages are (as of 17. July 2013): |
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| 166 | * - English - en |
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| 167 | * - Russian - ru |
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| 168 | * - Italian - it |
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| 169 | * - Spanish - sp |
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| 170 | * - Ukrainian - ua |
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| 171 | * - German - de |
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| 172 | * - Portuguese - pt |
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| 173 | * - Romanian - ro |
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| 174 | * - Polish - pl |
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| 175 | * - Finnish - fi |
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| 176 | * - Dutch - nl |
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| 177 | * - French - fr |
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| 178 | * - Bulgarian - bg |
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| 179 | * - Swedish - se |
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| 180 | * - Chinese Traditional - zh_tw |
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| 181 | * - Chinese Simplified - zh_cn |
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| 182 | * - Turkish - tr |
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| 183 | * |
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| 184 | * @api |
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| 185 | */ |
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| 186 | public function getWeather($query, $units = 'imperial', $lang = 'en', $appid = '') |
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| 187 | { |
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| 188 | // Disable default error handling of SimpleXML (Do not throw E_WARNINGs). |
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| 189 | libxml_use_internal_errors(true); |
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| 190 | libxml_clear_errors(); |
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| 191 | |||
| 192 | $answer = $this->getRawWeatherData($query, $units, $lang, $appid, 'xml'); |
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| 193 | |||
| 194 | try { |
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| 195 | $xml = new \SimpleXMLElement($answer); |
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| 196 | } catch (\Exception $e) { |
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| 197 | // Invalid xml format. This happens in case OpenWeatherMap returns an error. |
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| 198 | // OpenWeatherMap always uses json for errors, even if one specifies xml as format. |
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| 199 | $error = json_decode($answer, true); |
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| 200 | View Code Duplication | if (isset($error['message'])) { |
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| 201 | throw new OWMException($error['message'], $error['cod']); |
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| 202 | } else { |
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| 203 | throw new OWMException('Unknown fatal error: OpenWeatherMap returned the following json object: '.$answer); |
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| 204 | } |
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| 205 | } |
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| 206 | |||
| 207 | return new CurrentWeather($xml, $units); |
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| 208 | } |
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| 209 | |||
| 210 | /** |
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| 211 | * Returns the current weather at the place you specified as an object. |
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| 212 | * |
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| 213 | * @param array|int|string $query The place to get weather information for. For possible values see below. |
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| 214 | * @param string $units Can be either 'metric' or 'imperial' (default). This affects almost all units returned. |
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| 215 | * @param string $lang The language to use for descriptions, default is 'en'. For possible values see below. |
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| 216 | * @param string $appid Your app id, default ''. See http://openweathermap.org/appid for more details. |
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| 217 | * @param int $days For how much days you want to get a forecast. Default 1, maximum: 16. |
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| 218 | * |
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| 219 | * @throws OpenWeatherMap\Exception If OpenWeatherMap returns an error. |
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| 220 | * @throws \InvalidArgumentException If an argument error occurs. |
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| 221 | * |
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| 222 | * @return WeatherForecast The WeatherForecast object. |
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| 223 | * |
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| 224 | * There are three ways to specify the place to get weather information for: |
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| 225 | * - Use the city name: $query must be a string containing the city name. |
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| 226 | * - Use the city id: $query must be an integer containing the city id. |
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| 227 | * - Use the coordinates: $query must be an associative array containing the 'lat' and 'lon' values. |
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| 228 | * |
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| 229 | * Available languages are (as of 17. July 2013): |
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| 230 | * - English - en |
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| 231 | * - Russian - ru |
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| 232 | * - Italian - it |
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| 233 | * - Spanish - sp |
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| 234 | * - Ukrainian - ua |
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| 235 | * - German - de |
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| 236 | * - Portuguese - pt |
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| 237 | * - Romanian - ro |
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| 238 | * - Polish - pl |
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| 239 | * - Finnish - fi |
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| 240 | * - Dutch - nl |
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| 241 | * - French - fr |
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| 242 | * - Bulgarian - bg |
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| 243 | * - Swedish - se |
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| 244 | * - Chinese Traditional - zh_tw |
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| 245 | * - Chinese Simplified - zh_cn |
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| 246 | * - Turkish - tr |
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| 247 | * |
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| 248 | * @api |
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| 249 | */ |
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| 250 | public function getWeatherForecast($query, $units = 'imperial', $lang = 'en', $appid = '', $days = 1) |
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| 251 | { |
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| 252 | // Disable default error handling of SimpleXML (Do not throw E_WARNINGs). |
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| 253 | libxml_use_internal_errors(true); |
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| 254 | libxml_clear_errors(); |
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| 255 | |||
| 256 | if ($days <= 5) { |
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| 257 | $answer = $this->getRawHourlyForecastData($query, $units, $lang, $appid, 'xml'); |
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| 258 | } elseif ($days <= 16) { |
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| 259 | $answer = $this->getRawDailyForecastData($query, $units, $lang, $appid, 'xml', $days); |
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| 260 | } else { |
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| 261 | throw new \InvalidArgumentException('Error: forecasts are only available for the next 16 days. $days must be lower than 17.'); |
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| 262 | } |
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| 263 | |||
| 264 | try { |
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| 265 | $xml = new \SimpleXMLElement($answer); |
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| 266 | } catch (\Exception $e) { |
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| 267 | // Invalid xml format. This happens in case OpenWeatherMap returns an error. |
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| 268 | // OpenWeatherMap always uses json for errors, even if one specifies xml as format. |
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| 269 | $error = json_decode($answer, true); |
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| 270 | View Code Duplication | if (isset($error['message'])) { |
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| 271 | throw new OWMException($error['message'], $error['cod']); |
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| 272 | } else { |
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| 273 | throw new OWMException('Unknown fatal error: OpenWeatherMap returned the following json object: '.$answer); |
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| 274 | } |
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| 275 | } |
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| 276 | |||
| 277 | return new WeatherForecast($xml, $units, $days); |
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| 278 | } |
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| 279 | |||
| 280 | /** |
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| 281 | * Returns the weather history for the place you specified as an object. |
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| 282 | * |
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| 283 | * @param array|int|string $query The place to get weather information for. For possible values see below. |
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| 284 | * @param \DateTime $start |
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| 285 | * @param int $endOrCount |
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| 286 | * @param string $type |
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| 287 | * @param string $units Can be either 'metric' or 'imperial' (default). This affects almost all units returned. |
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| 288 | * @param string $lang The language to use for descriptions, default is 'en'. For possible values see below. |
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| 289 | * @param string $appid Your app id, default ''. See http://openweathermap.org/appid for more details. |
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| 290 | * |
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| 291 | * @throws OpenWeatherMap\Exception If OpenWeatherMap returns an error. |
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| 292 | * @throws \InvalidArgumentException If an argument error occurs. |
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| 293 | * |
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| 294 | * @return WeatherHistory The WeatherHistory object. |
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| 295 | * |
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| 296 | * There are three ways to specify the place to get weather information for: |
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| 297 | * - Use the city name: $query must be a string containing the city name. |
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| 298 | * - Use the city id: $query must be an integer containing the city id. |
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| 299 | * - Use the coordinates: $query must be an associative array containing the 'lat' and 'lon' values. |
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| 300 | * |
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| 301 | * Available languages are (as of 17. July 2013): |
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| 302 | * - English - en |
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| 303 | * - Russian - ru |
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| 304 | * - Italian - it |
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| 305 | * - Spanish - sp |
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| 306 | * - Ukrainian - ua |
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| 307 | * - German - de |
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| 308 | * - Portuguese - pt |
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| 309 | * - Romanian - ro |
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| 310 | * - Polish - pl |
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| 311 | * - Finnish - fi |
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| 312 | * - Dutch - nl |
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| 313 | * - French - fr |
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| 314 | * - Bulgarian - bg |
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| 315 | * - Swedish - se |
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| 316 | * - Chinese Traditional - zh_tw |
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| 317 | * - Chinese Simplified - zh_cn |
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| 318 | * - Turkish - tr |
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| 319 | * |
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| 320 | * @api |
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| 321 | */ |
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| 322 | public function getWeatherHistory($query, \DateTime $start, $endOrCount = 1, $type = 'hour', $units = 'imperial', $lang = 'en', $appid = '') |
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| 323 | { |
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| 324 | View Code Duplication | if (!in_array($type, array('tick', 'hour', 'day'))) { |
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| 325 | throw new \InvalidArgumentException('$type must be either "tick", "hour" or "day"'); |
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| 326 | } |
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| 327 | |||
| 328 | $xml = json_decode($this->getRawWeatherHistory($query, $start, $endOrCount, $type, $units, $lang, empty($appid) ? $this->apiKey : $appid), true); |
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| 329 | |||
| 330 | if ($xml['cod'] != 200) { |
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| 331 | throw new OWMException($xml['message'], $xml['cod']); |
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| 332 | } |
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| 333 | |||
| 334 | return new WeatherHistory($xml, $query); |
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| 335 | } |
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| 336 | |||
| 337 | /** |
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| 338 | * @deprecated Use {@link self::getRawWeatherData()} instead. |
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| 339 | */ |
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| 340 | public function getRawData($query, $units = 'imperial', $lang = 'en', $appid = '', $mode = 'xml') |
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| 341 | { |
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| 342 | return $this->getRawWeatherData($query, $units, $lang, $appid, $mode); |
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| 343 | } |
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| 344 | |||
| 345 | /** |
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| 346 | * Directly returns the xml/json/html string returned by OpenWeatherMap for the current weather. |
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| 347 | * |
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| 348 | * @param array|int|string $query The place to get weather information for. For possible values see below. |
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| 349 | * @param string $units Can be either 'metric' or 'imperial' (default). This affects almost all units returned. |
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| 350 | * @param string $lang The language to use for descriptions, default is 'en'. For possible values see below. |
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| 351 | * @param string $appid Your app id, default ''. See http://openweathermap.org/appid for more details. |
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| 352 | * @param string $mode The format of the data fetched. Possible values are 'json', 'html' and 'xml' (default). |
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| 353 | * |
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| 354 | * @return string Returns false on failure and the fetched data in the format you specified on success. |
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| 355 | * |
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| 356 | * Warning If an error occurred, OpenWeatherMap returns data in json format ALWAYS |
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| 357 | * |
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| 358 | * There are three ways to specify the place to get weather information for: |
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| 359 | * - Use the city name: $query must be a string containing the city name. |
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| 360 | * - Use the city id: $query must be an integer containing the city id. |
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| 361 | * - Use the coordinates: $query must be an associative array containing the 'lat' and 'lon' values. |
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| 362 | * |
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| 363 | * Available languages are (as of 17. July 2013): |
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| 364 | * - English - en |
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| 365 | * - Russian - ru |
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| 366 | * - Italian - it |
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| 367 | * - Spanish - sp |
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| 368 | * - Ukrainian - ua |
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| 369 | * - German - de |
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| 370 | * - Portuguese - pt |
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| 371 | * - Romanian - ro |
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| 372 | * - Polish - pl |
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| 373 | * - Finnish - fi |
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| 374 | * - Dutch - nl |
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| 375 | * - French - fr |
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| 376 | * - Bulgarian - bg |
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| 377 | * - Swedish - se |
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| 378 | * - Chinese Traditional - zh_tw |
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| 379 | * - Chinese Simplified - zh_cn |
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| 380 | * - Turkish - tr |
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| 381 | * |
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| 382 | * @api |
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| 383 | */ |
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| 384 | public function getRawWeatherData($query, $units = 'imperial', $lang = 'en', $appid = '', $mode = 'xml') |
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| 385 | { |
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| 386 | $url = $this->buildUrl($query, $units, $lang, $appid, $mode, $this->weatherUrl); |
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| 387 | |||
| 388 | return $this->cacheOrFetchResult($url); |
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| 389 | } |
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| 390 | |||
| 391 | /** |
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| 392 | * Directly returns the xml/json/html string returned by OpenWeatherMap for the hourly forecast. |
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| 393 | * |
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| 394 | * @param array|int|string $query The place to get weather information for. For possible values see below. |
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| 395 | * @param string $units Can be either 'metric' or 'imperial' (default). This affects almost all units returned. |
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| 396 | * @param string $lang The language to use for descriptions, default is 'en'. For possible values see below. |
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| 397 | * @param string $appid Your app id, default ''. See http://openweathermap.org/appid for more details. |
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| 398 | * @param string $mode The format of the data fetched. Possible values are 'json', 'html' and 'xml' (default). |
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| 399 | * |
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| 400 | * @return string Returns false on failure and the fetched data in the format you specified on success. |
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| 401 | * |
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| 402 | * Warning If an error occurred, OpenWeatherMap returns data in json format ALWAYS |
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| 403 | * |
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| 404 | * There are three ways to specify the place to get weather information for: |
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| 405 | * - Use the city name: $query must be a string containing the city name. |
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| 406 | * - Use the city id: $query must be an integer containing the city id. |
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| 407 | * - Use the coordinates: $query must be an associative array containing the 'lat' and 'lon' values. |
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| 408 | * |
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| 409 | * Available languages are (as of 17. July 2013): |
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| 410 | * - English - en |
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| 411 | * - Russian - ru |
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| 412 | * - Italian - it |
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| 413 | * - Spanish - sp |
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| 414 | * - Ukrainian - ua |
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| 415 | * - German - de |
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| 416 | * - Portuguese - pt |
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| 417 | * - Romanian - ro |
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| 418 | * - Polish - pl |
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| 419 | * - Finnish - fi |
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| 420 | * - Dutch - nl |
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| 421 | * - French - fr |
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| 422 | * - Bulgarian - bg |
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| 423 | * - Swedish - se |
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| 424 | * - Chinese Traditional - zh_tw |
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| 425 | * - Chinese Simplified - zh_cn |
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| 426 | * - Turkish - tr |
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| 427 | * |
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| 428 | * @api |
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| 429 | */ |
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| 430 | public function getRawHourlyForecastData($query, $units = 'imperial', $lang = 'en', $appid = '', $mode = 'xml') |
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| 431 | { |
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| 432 | $url = $this->buildUrl($query, $units, $lang, $appid, $mode, $this->weatherHourlyForecastUrl); |
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| 433 | |||
| 434 | return $this->cacheOrFetchResult($url); |
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| 435 | } |
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| 436 | |||
| 437 | /** |
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| 438 | * Directly returns the xml/json/html string returned by OpenWeatherMap for the daily forecast. |
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| 439 | * |
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| 440 | * @param array|int|string $query The place to get weather information for. For possible values see below. |
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| 441 | * @param string $units Can be either 'metric' or 'imperial' (default). This affects almost all units returned. |
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| 442 | * @param string $lang The language to use for descriptions, default is 'en'. For possible values see below. |
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| 443 | * @param string $appid Your app id, default ''. See http://openweathermap.org/appid for more details. |
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| 444 | * @param string $mode The format of the data fetched. Possible values are 'json', 'html' and 'xml' (default) |
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| 445 | * @param int $cnt How many days of forecast shall be returned? Maximum (and default): 16 |
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| 446 | * |
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| 447 | * @throws \InvalidArgumentException If $cnt is higher than 16. |
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| 448 | * |
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| 449 | * @return string Returns false on failure and the fetched data in the format you specified on success. |
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| 450 | * |
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| 451 | * Warning If an error occurred, OpenWeatherMap returns data in json format ALWAYS |
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| 452 | * |
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| 453 | * There are three ways to specify the place to get weather information for: |
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| 454 | * - Use the city name: $query must be a string containing the city name. |
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| 455 | * - Use the city id: $query must be an integer containing the city id. |
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| 456 | * - Use the coordinates: $query must be an associative array containing the 'lat' and 'lon' values. |
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| 457 | * |
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| 458 | * Available languages are (as of 17. July 2013): |
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| 459 | * - English - en |
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| 460 | * - Russian - ru |
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| 461 | * - Italian - it |
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| 462 | * - Spanish - sp |
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| 463 | * - Ukrainian - ua |
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| 464 | * - German - de |
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| 465 | * - Portuguese - pt |
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| 466 | * - Romanian - ro |
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| 467 | * - Polish - pl |
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| 468 | * - Finnish - fi |
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| 469 | * - Dutch - nl |
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| 470 | * - French - fr |
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| 471 | * - Bulgarian - bg |
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| 472 | * - Swedish - se |
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| 473 | * - Chinese Traditional - zh_tw |
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| 474 | * - Chinese Simplified - zh_cn |
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| 475 | * - Turkish - tr |
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| 476 | * |
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| 477 | * @api |
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| 478 | */ |
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| 479 | public function getRawDailyForecastData($query, $units = 'imperial', $lang = 'en', $appid = '', $mode = 'xml', $cnt = 16) |
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| 480 | { |
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| 481 | if ($cnt > 16) { |
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| 482 | throw new \InvalidArgumentException('$cnt must be 16 or below!'); |
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| 483 | } |
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| 484 | $url = $this->buildUrl($query, $units, $lang, $appid, $mode, $this->weatherDailyForecastUrl)."&cnt=$cnt"; |
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| 485 | |||
| 486 | return $this->cacheOrFetchResult($url); |
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| 487 | } |
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| 488 | |||
| 489 | /** |
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| 490 | * Directly returns the xml/json/html string returned by OpenWeatherMap for the daily forecast. |
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| 491 | * |
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| 492 | * @param array|int|string $query The place to get weather information for. For possible values see below. |
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| 493 | * @param \DateTime $start The \DateTime object of the date to get the first weather information from. |
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| 494 | * @param \DateTime|int $endOrCount Can be either a \DateTime object representing the end of the period to |
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| 495 | * receive weather history data for or an integer counting the number of |
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| 496 | * reports requested. |
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| 497 | * @param string $type The period of the weather history requested. Can be either be either "tick", |
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| 498 | * "hour" or "day". |
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| 499 | * @param string $units Can be either 'metric' or 'imperial' (default). This affects almost all units returned. |
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| 500 | * @param string $lang The language to use for descriptions, default is 'en'. For possible values see below. |
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| 501 | * @param string $appid Your app id, default ''. See http://openweathermap.org/appid for more details. |
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| 502 | * |
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| 503 | * @throws \InvalidArgumentException |
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| 504 | * |
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| 505 | * @return string Returns false on failure and the fetched data in the format you specified on success. |
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| 506 | * |
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| 507 | * Warning If an error occurred, OpenWeatherMap returns data in json format ALWAYS |
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| 508 | * |
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| 509 | * There are three ways to specify the place to get weather information for: |
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| 510 | * - Use the city name: $query must be a string containing the city name. |
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| 511 | * - Use the city id: $query must be an integer containing the city id. |
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| 512 | * - Use the coordinates: $query must be an associative array containing the 'lat' and 'lon' values. |
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| 513 | * |
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| 514 | * Available languages are (as of 17. July 2013): |
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| 515 | * - English - en |
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| 516 | * - Russian - ru |
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| 517 | * - Italian - it |
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| 518 | * - Spanish - sp |
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| 519 | * - Ukrainian - ua |
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| 520 | * - German - de |
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| 521 | * - Portuguese - pt |
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| 522 | * - Romanian - ro |
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| 523 | * - Polish - pl |
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| 524 | * - Finnish - fi |
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| 525 | * - Dutch - nl |
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| 526 | * - French - fr |
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| 527 | * - Bulgarian - bg |
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| 528 | * - Swedish - se |
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| 529 | * - Chinese Traditional - zh_tw |
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| 530 | * - Chinese Simplified - zh_cn |
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| 531 | * - Turkish - tr |
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| 532 | * |
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| 533 | * @api |
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| 534 | */ |
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| 535 | public function getRawWeatherHistory($query, \DateTime $start, $endOrCount = 1, $type = 'hour', $units = 'imperial', $lang = 'en', $appid = '') |
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| 536 | { |
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| 537 | View Code Duplication | if (!in_array($type, array('tick', 'hour', 'day'))) { |
|
| 538 | throw new \InvalidArgumentException('$type must be either "tick", "hour" or "day"'); |
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| 539 | } |
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| 540 | |||
| 541 | $queryUrl = $this->weatherHistoryUrl.$this->buildQueryUrlParameter($query)."&start={$start->format('U')}"; |
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| 542 | |||
| 543 | if ($endOrCount instanceof \DateTime) { |
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| 544 | $queryUrl .= "&end={$endOrCount->format('U')}"; |
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| 545 | } elseif (is_numeric($endOrCount) && $endOrCount > 0) { |
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| 546 | $queryUrl .= "&cnt=$endOrCount"; |
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| 547 | } else { |
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| 548 | throw new \InvalidArgumentException('$endOrCount must be either a \DateTime or a positive integer.'); |
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| 549 | } |
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| 550 | $queryUrl .= "&type=$type&units=$units&lang=$lang&APPID="; |
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| 551 | |||
| 552 | $queryUrl .= empty($appid) ? $this->apiKey : $appid; |
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| 553 | |||
| 554 | return $this->cacheOrFetchResult($queryUrl); |
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| 555 | } |
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| 556 | |||
| 557 | /** |
||
| 558 | * Fetches the result or delivers a cached version of the result. |
||
| 559 | * |
||
| 560 | * @param $url |
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| 561 | * |
||
| 562 | * @return string |
||
| 563 | * |
||
| 564 | * @internal |
||
| 565 | */ |
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| 566 | private function cacheOrFetchResult($url) |
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| 567 | { |
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| 568 | if ($this->cacheClass !== false) { |
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| 569 | /** @var \Cmfcmf\OpenWeatherMap\AbstractCache $cache */ |
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| 570 | $cache = $this->cacheClass; |
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| 571 | $cache->setSeconds($this->seconds); |
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| 572 | $this->wasCached = false; |
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| 573 | if ($cache->isCached($url)) { |
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| 574 | $this->wasCached = true; |
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| 575 | |||
| 576 | return $cache->getCached($url); |
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| 577 | } |
||
| 578 | $result = $this->fetcher->fetch($url); |
||
| 579 | $cache->setCached($url, $result); |
||
| 580 | } else { |
||
| 581 | $result = $this->fetcher->fetch($url); |
||
| 582 | } |
||
| 583 | |||
| 584 | return $result; |
||
| 585 | } |
||
| 586 | |||
| 587 | /** |
||
| 588 | * Build the url to fetch weather data from. |
||
| 589 | * |
||
| 590 | * @param $query |
||
| 591 | * @param $units |
||
| 592 | * @param $lang |
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| 593 | * @param $appid |
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| 594 | * @param $mode |
||
| 595 | * @param string $url The url to prepend. |
||
| 596 | * |
||
| 597 | * @return bool|string The fetched url, false on failure. |
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| 598 | * |
||
| 599 | * @internal |
||
| 600 | */ |
||
| 601 | private function buildUrl($query, $units, $lang, $appid, $mode, $url) |
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| 610 | |||
| 611 | /** |
||
| 612 | * Builds the query string for the url. |
||
| 613 | * |
||
| 614 | * @param $query |
||
| 615 | * |
||
| 616 | * @return string The built query string for the url. |
||
| 617 | * |
||
| 618 | * @throws \InvalidArgumentException If the query parameter is invalid. |
||
| 619 | * |
||
| 620 | * @internal |
||
| 621 | */ |
||
| 622 | private function buildQueryUrlParameter($query) |
||
| 635 | |||
| 636 | /** |
||
| 637 | * Returns whether or not the last result was fetched from the cache. |
||
| 638 | * |
||
| 639 | * @return bool true if last result was fetched from cache, otherwise false. |
||
| 640 | */ |
||
| 641 | public function wasCached() |
||
| 645 | } |
||
| 646 |
This check looks for PHPDoc comments describing methods or function parameters that do not exist on the corresponding method or function.
Consider the following example. The parameter
$italyis not defined by the methodfinale(...).The most likely cause is that the parameter was removed, but the annotation was not.