_city = $city; $this->_force = $force; } function setOption($option, $value) { switch($option) { case EASYWEATHER_URL: $this->_url = $value; break; case EASYWEATHER_CACHE: $this->_cache = $value; break; case EASYWEATHER_CACHEFOR: $this->_age = $value; break; case EASYWEATHER_CACHEAT: $this->_cachepath = $value; break; } } /* ** Return a pretty-printed version of the XML array */ function toString($array = null) { if ($array == null) { $array = $this->_xml; } echo "

";
		 print_r($array);
		 echo "

"; } /* ** Return a specific field from the current weather report */ function getCurrent($field) { $o = $this->_getObservation(); if (array_key_exists($field, $o)) { return $o[$field]; } else { return null; } } function getSunrise() { $a = $this->_getAlmanac(); return $a["sunrise"]; } function getSunset() { $a = $this->_getAlmanac(); return $a["sunset"]; } function getForecasts() { // need to remove a layer of separation $forecasts = $this->_xml["forexml"]["#"]["forecast"]; $returnArray = array(); $i = 0; foreach ($forecasts as $forecast) { $returnArray[$i] = $forecast["@"]; $i++; } return $returnArray; } function getDaycasts() { // need to remove a layer of separation $daycasts = $this->_xml["forexml"]["#"]["daycast"]; $returnArray = array(); $i = 0; foreach ($daycasts as $daycast) { $returnArray[$i] = $daycast["@"]; $i++; } return $returnArray; } /* ** Returns a weather condition string given a code (i.e 'TS') */ function weatherString($code) { switch($code) { case "TS": return "Thunderstorms"; break; case "RA": return "Rain"; break; case "MC": return "Mostly cloudy"; break; case "SU": return "Sunny"; break; case "MO": return "Mostly clear"; break; case "PC": return "Partly cloudy"; break; case "SN": return "Snow"; break; case "CL": return "Overcast"; break; case "FG": return "Fog"; break; } return null; } function load() { $filename = "$this->_cachepath/weather.$this->_city.cache"; // if not force, check cache for valid file if (!$this->_force && $this->_cache) { if (file_exists($filename) && filemtime($filename) > (time() - ($this->_age * 60))) { $file = fopen($filename, "r"); $this->_xml = unserialize(fread($file, filesize($filename))); fclose($file); return; } } // if force, or no valid cache file, get XML fresh $this->_xml = $this->_getXML(); if ($this->_cache) { $file = fopen($filename, "w"); fwrite($file, serialize($this->_xml)); fclose($file); } } function _getXML() { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $this->_url . "?" . $this->_city); curl_setopt($ch, CURLOPT_HEADER, false); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); #echo $this->_url . "?" . $this->_city; #exit; $xml = curl_exec($ch); #print_r($xml); #exit; if (curl_errno($ch)) { trigger_error("cURL Error in Weather._getXML: " . curl_error($ch), E_WARNING); return null; } curl_close($ch); return xmlize($xml); } function _getObservation() { return $this->_xml["forexml"]["#"]["observation"][0]["@"]; } // array with keys "sunrise" and "sunset" function _getAlmanac() { return $this->_xml["forexml"]["#"]["almanac"][0]["@"]; } } ?>