Subversion Repositories eFlore/Applications.moissonnage

<?php

class FormateurJson {

	public function __construct() {}

	public function formaterStations($stations) {

		$objetJSON = new StdClass();

		$objetJSON->type = "FeatureCollection";

		$objetJSON->stats = new StdClass();

		$objetJSON->stats->source = array();

		$objetJSON->stats->formeDonnees = '';

		if (count($stations) > 0) {

			$objetJSON->stats->formeDonnees = ($stations[0]['type_site'] == 'MAILLE') ? 'maille' : 'point';

		}

		$objetJSON->stats->stations = 0;

		$objetJSON->stats->observations = 0;

		$objetJSON->features = array();

		foreach ($stations as $station) {

			$stationJSON = null;

			if ($station['type_site'] == 'MAILLE') {

				$stationJSON = $this->formaterMaille($station);

				$objetJSON->stats->stations += array_sum($station['stations']);

				$objetJSON->stats->observations += array_sum($station['observations']);

			} else {

				$stationJSON = $this->formaterPoint($station);

				$objetJSON->stats->stations ++;

				$objetJSON->stats->observations += $station['observations'];

			}

			$objetJSON->features[] = $stationJSON;

			$this->ajouterSourcesAuxStats($station, $objetJSON->stats);

		}

		return $objetJSON;

	}

	private function ajouterSourcesAuxStats($station, & $stats) {

		if ($station['type_site'] == 'MAILLE') {

			foreach ($station['stations'] as $source => $nombreStations) {

				if (!in_array($source, $stats->source)) {

					$stats->source[] = $source;

				}

			}

		} else {

			if (!in_array($station['source'], $stats->source)) {

				$stats->source[] = $station['source'];

			}

		}

	}

	private function formaterPoint(& $station) {

		$json = new StdClass();

		$json->type = "Feature";

		$json->geometry = new StdClass();

		$json->properties = new StdClass();

		$json->geometry->type = "Point";

		$json->properties->source = $station['source'];

		$json->properties->typeSite = $station['type_site'];

		$json->geometry->coordinates = array($station['latitude'], $station['longitude']);

		$codeInsee = isset($station['code_insee']) ? $station['code_insee'] : substr($station['ce_zone_geo'],-5);

		$codeDepartement = $this->extraireCodeDepartement($codeInsee);

		$nom = '';

		if ($station['source'] != 'floradata') {

			$json->properties->nom = trim($station['nom'])." ({$codeDepartement})";

		} else {

			$station['station'] = (is_null($station['station']) || strlen(trim($station['station'])) == 0)

				? $station['zone_geo'] : $station['station'];

			$nom = $station['type_site'] == 'COMMUNE' ? $station['zone_geo'] : $station['station'];

			$json->properties->nom = trim($nom)." ({$codeDepartement})";

		}

		return $json;

	}

	private function construireNomStation(& $station) {

	}

	private function extraireCodeDepartement($codeInsee) {

		$codeDepartement = substr($codeInsee, 0 ,2);

		if (intval($codeDepartement) > 95) {

			$codeDepartement = substr($codeInsee, 0 ,3);

		}

		return $codeDepartement;

	}

	private function formaterMaille($maille) {

		$json = new StdClass();

		$json->type = "Feature";

		$json->geometry = new StdClass();

		$json->geometry->type = "Polygon";

		$json->geometry->coordinates = array(

			array(floatval($maille['sud']),  floatval($maille['ouest'])),

			array(floatval($maille['sud']),  floatval($maille['est'])),

			array(floatval($maille['nord']), floatval($maille['est'])),

			array(floatval($maille['nord']), floatval($maille['ouest'])),

			array(floatval($maille['sud']),  floatval($maille['ouest']))

		);

		$json->properties = new StdClass();

		$json->properties->source = array();

		foreach ($maille['stations'] as $source => $nombreStations) {

			$json->properties->source[] = $source;

		}

		$json->properties->typeSite = 'MAILLE';

		$json->properties->stations = $maille['stations'];

		$json->properties->observations = $maille['observations'];

		return $json;

	}

	public function formaterObservations($observations) {

		//print_r($observations); exit;

		$objetJSON = new StdClass();

		$objetJSON->site = trim($observations[0]['nom_station']);

		$objetJSON->total = count($observations);

		$objetJSON->observations = array();

		foreach ($observations as $observation) {

			$this->concatenerLieuObservation($observation);

			$observationJson = new stdClass();

			foreach ($observation as $colonne => $valeur) {

				if ($colonne == 'nom_referentiel') {

					$observationJson->urlEflore = $this->genererUrlFicheEflore($observation);

				} else {

					$observationJson->$colonne = is_string($valeur) ? trim($valeur) : $valeur;

				}

			}

			$this->formaterDateObservation($observationJson);

			$objetJSON->observations[] = $observationJson;

		}

		return $objetJSON;

	}

	private function formaterDateObservation(& $observation) {

		if (isset($observation->date) && strlen($observation->date) > 4) {

			$dateFormatee = preg_replace('/(\d{4})-(\d{2})-(\d{2})/', '$3/$2/$1', $observation->date);

			$observation->date = $dateFormatee;

		}

	}

	private function genererUrlFicheEflore(& $observation) {

		$url = null;

		if (strstr($observation['nom_referentiel'], 'bdtfx') !== false) {

			$url = 'http://www.tela-botanica.org/bdtfx-nn-'.$observation['nn'];

		}

		return $url;

	}

	private function concatenerLieuObservation(& $observation) {

		$lieux = array();

		if (!is_null($observation['lieudit'])) {

			$lieux[] = $observation['lieudit'];

		}

		if (!is_null($observation['milieu'])) {

			$lieux[] = $observation['milieu'];

		}

		unset($observation['lieudit']);

		unset($observation['milieu']);

		$observation['lieu'] = implode(', ', $lieux);

	}

}

?>