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<?php |
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namespace NoaaCapAlerts\Parser; |
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/** |
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* Class IndexParser |
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* @package IndexParser |
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*/ |
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class IndexParser |
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{ |
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protected $xmlParser; |
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/** |
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* IndexParser constructor. |
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* @param XmlParser|null $xmlParser |
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*/ |
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function __construct(XmlParser $xmlParser = null) |
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{ |
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2 |
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$this->xmlParser = $xmlParser; |
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if($xmlParser === null) { |
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$this->xmlParser = new XmlParser(); |
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} |
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} |
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/** |
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* @param string $xml |
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* @return array |
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*/ |
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public function parse(string $xml) : array |
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{ |
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// parse XML into an array of alerts |
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$rawDataArray = $this->xmlParser->getArrayFromXml($xml); |
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1 |
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$alertDataArray = $rawDataArray[0]['children']; |
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// Process each alert ("ENTRY") |
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$resultArray = array(); |
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1 |
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foreach($alertDataArray as $alert) { |
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$parsedAlert = $this->parseAlert($alert); |
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if($parsedAlert !== null) { |
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$resultArray[] = $parsedAlert; |
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} |
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} |
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1 |
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return $resultArray; |
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} |
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/** |
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* @param array $alert |
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* @return array|null |
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*/ |
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1 |
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protected function parseAlert(array $alert) |
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{ |
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//set default attributes |
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1 |
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$idString = ''; |
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1 |
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$updatedTime = ''; |
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1 |
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$publishedTime = ''; |
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1 |
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$authorName = ''; |
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$title = ''; |
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1 |
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$link = ''; |
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1 |
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$summary = ''; |
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1 |
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$capEvent = ''; |
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1 |
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$capEffectiveTime = ''; |
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1 |
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$capExpiresTime = ''; |
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1 |
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$capStatus = ''; |
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1 |
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$capMsgType = ''; |
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1 |
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$capCategory = ''; |
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1 |
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$capUrgencyExpected = ''; |
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1 |
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$capSeverity = ''; |
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1 |
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$capCertainty = ''; |
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1 |
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$capAreaDesc = ''; |
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1 |
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$capPolygon = ''; |
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1 |
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$capGeo = array(); |
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1 |
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$capGeoString = ''; |
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1 |
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$capParameters = ''; |
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1 |
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$updatedDateTime = null; |
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1 |
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$publishedDateTime = null; |
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1 |
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$expiresDateTime = null; |
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1 |
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$effectiveDateTime = null; |
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1 |
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if(!isset($alert['name']) || $alert['name'] != 'ENTRY') { |
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return null; |
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} |
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// Loop through attributes and set values |
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foreach($alert['children'] as $element){ |
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$elementName = $element['name']; |
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$elementAttrs = $element['attrs']; |
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1 |
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if(isset($element['tagData'])){ |
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$elementData = $element['tagData']; |
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} else { |
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$elementData = ''; |
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} |
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switch($elementName){ |
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case 'ID': |
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$idString = $elementData; |
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1 |
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break; |
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1 |
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case 'UPDATED': |
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1 |
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$updatedDateTime = new \DateTime($elementData); |
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1 |
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$updatedTime = $updatedDateTime->format('Y-m-d H:i:s'); |
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1 |
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break; |
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1 |
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case 'PUBLISHED': |
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$publishedDateTime = new \DateTime($elementData); |
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$publishedTime = $publishedDateTime->format('Y-m-d H:i:s'); |
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break; |
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case 'AUTHOR': |
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$authorName = $element['children'][0]['tagData']; |
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1 |
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break; |
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1 |
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case 'TITLE': |
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1 |
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$title = $elementData; |
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1 |
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break; |
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1 |
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case 'LINK': |
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1 |
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$link = $elementAttrs['HREF']; |
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break; |
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1 |
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case 'SUMMARY': |
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1 |
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$summary = $elementData; |
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break; |
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1 |
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case 'CAP:EVENT': |
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$capEvent = $elementData; |
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1 |
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break; |
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1 |
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case 'CAP:EFFECTIVE': |
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$effectiveDateTime = new \DateTime($elementData); |
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$capEffectiveTime = $effectiveDateTime->format('Y-m-d H:i:s'); |
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break; |
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case 'CAP:EXPIRES': |
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$expiresDateTime = new \DateTime($elementData); |
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$capExpiresTime = $expiresDateTime->format('Y-m-d H:i:s'); |
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break; |
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case 'CAP:STATUS': |
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$capStatus = $elementData; |
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break; |
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1 |
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case 'CAP:MSGTYPE': |
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$capMsgType = $elementData; |
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break; |
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case 'CAP:CATEGORY': |
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1 |
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$capCategory = $elementData; |
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1 |
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break; |
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1 |
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case 'CAP:URGENCY': |
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1 |
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$capUrgencyExpected = $elementData; |
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1 |
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break; |
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1 |
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case 'CAP:SEVERITY': |
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1 |
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$capSeverity = $elementData; |
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1 |
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break; |
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1 |
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case 'CAP:CERTAINTY': |
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$capCertainty = $elementData; |
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1 |
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break; |
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1 |
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case 'CAP:AREADESC': |
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$capAreaDesc = $elementData; |
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1 |
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break; |
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case 'CAP:POLYGON': |
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$capPolygonString = $elementData; |
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$capPolygon = explode(' ', $capPolygonString); |
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1 |
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break; |
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1 |
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case 'CAP:GEOCODE': |
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1 |
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$geoArray = array(); |
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// parse into simple array |
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1 |
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foreach($element['children'] as $geo) { |
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1 |
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if(isset($geo['tagData'])) { |
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1 |
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$geoArray[] = $geo['tagData']; |
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} |
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} |
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1 |
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$geoLocArray = $this->parseGeoArray($geoArray); |
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$capGeoString = implode(', ', $geoArray); |
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1 |
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$capGeo = $geoLocArray; |
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1 |
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break; |
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1 |
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case 'CAP:PARAMETERS': |
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$paramArray = array(); |
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foreach($element['children'] as $param){ |
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$paramArray[] = $param['tagData']; |
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} |
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$capParameters = implode(', ', $paramArray); |
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break; |
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} |
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// idString contains important data in it as well. |
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// Use it to generate a unique key for the alert. |
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// |
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// Example: |
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// alerts.weather.gov/cap/wwacapget.php?x=AK12539092A414.WinterWeatherAdvisory.125390A09AB0AK.AFGWSWNSB.a59f94b5da45867f6f45272a36df61cc |
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// |
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// The pieces of idString appears to be |
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// 0. State abrev + some strange timestamp format |
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// 1. Type |
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// 2. Another timestamp with state abrev. |
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191
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// 3. ?? |
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192
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// 4. Hash of some data (32 bit) |
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// |
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194
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// Since 0,1,2, and 3 aren't unique on their own, but it looks like 4 is, I'll plan on using 0 and 4 just to be sure. |
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1 |
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$idParts = explode('=', $idString); |
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1 |
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$idSplit = explode('.', $idParts[1]); |
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1 |
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$idKey = $idSplit[0] . '.' . $idSplit[4]; |
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199
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200
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$parsedAlert = array( |
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1 |
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'idString' => $idString, |
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1 |
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'idKey' => $idKey, |
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1 |
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'updatedDateTime' => $updatedDateTime, |
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1 |
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'publishedDateTime' => $publishedDateTime, |
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1 |
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'updatedTime' => $updatedTime, |
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1 |
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'publishedTime' => $publishedTime, |
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1 |
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'authorName' => $authorName, |
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1 |
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'title' => $title, |
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1 |
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'link' => $link, |
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1 |
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'summary' => $summary, |
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1 |
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'capEvent' => $capEvent, |
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1 |
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'capEffectiveTime' => $capEffectiveTime, |
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1 |
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'capExpiresTime' => $capExpiresTime, |
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1 |
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'capEffectiveDateTime' => $effectiveDateTime, |
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1 |
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'capExpiresDateTime' => $expiresDateTime, |
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1 |
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'capStatus' => $capStatus, |
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1 |
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'capMsgType' => $capMsgType, |
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1 |
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'capCategory' => $capCategory, |
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1 |
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'capUrgencyExpected' => $capUrgencyExpected, |
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1 |
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'capSeverity' => $capSeverity, |
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1 |
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'capCertainty' => $capCertainty, |
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1 |
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'capAreaDesc' => $capAreaDesc, |
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1 |
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'capPolygon' => $capPolygon, |
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1 |
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'capGeo' => $capGeo, |
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1 |
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'capGeoString' => $capGeoString, |
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1 |
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'capParameters' => $capParameters, |
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); |
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229
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} |
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230
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231
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1 |
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return $parsedAlert; |
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232
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} |
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234
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/** |
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* @param array $geoArray |
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236
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* @return array |
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237
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*/ |
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1 |
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protected function parseGeoArray(array $geoArray) : array |
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239
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{ |
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240
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// organize array by format type |
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241
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$locationFormatTypes = array( |
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1 |
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'FIPS6', |
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'UGC', |
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); |
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245
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246
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1 |
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$currentLocationKey = 'null'; |
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247
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1 |
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$geoLocArray = array(); |
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248
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249
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1 |
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foreach($geoArray as $geoLoc) { |
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250
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1 |
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if(in_array($geoLoc, $locationFormatTypes)) { |
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251
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1 |
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$currentLocationKey = $geoLoc; |
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252
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1 |
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$geoLocArray[$geoLoc] = array(); |
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253
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} else { |
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254
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1 |
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$geoLocArray[$currentLocationKey] = explode(' ', $geoLoc); |
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255
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} |
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256
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} |
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257
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258
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1 |
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return $geoLocArray; |
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259
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} |
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260
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261
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} |
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262
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thtroyer /
noaa-cap-alerts
Loading history...
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.