WebSVN – eFlore/Applications.moissonnage – Diff – /trunk/services/modules/0.1/sources/FloradataFormateur.php

  *   - recupererObservations : va rechercher dans la base de donnees les donnees sur des observations
  *     a partir des coordonnees longitude et latitude d'une station (+ des parametres additionnels)
+ *
  * Les donnees seront renvoyees au format JSON
+ *
- * @package framework-0.3
+ * @package framework-0.4
  * @author Alexandre GALIBERT <alexandre.galibert@tela-botanica.org>
  * @license GPL v3 <http://www.gnu.org/licenses/gpl.txt>
  * @license CECILL v2 <http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt>
  * @version $Id$
  * @copyright 2013 Tela Botanica (accueil@tela-botanica.org)
+ *
  */
-class FloradataFormateur {
-	private $criteresRecherche;
-	private $bdd;
-	public function __construct($criteresRecherche) {
-		$this->criteresRecherche = $criteresRecherche;
-	}
-	public function recupererStations() {
-		$requeteSql = $this->construireRequeteStations();
-		$stations = $this->getBdd()->recupererTous($requeteSql);
-		$zoomMaxMaillage = Config::get('zoom_maximal_maillage');
-		$seuilMaillage   = Config::get('seuil_maillage');
-		$zoom = $this->criteresRecherche->zoom;
-		$bbox = $this->criteresRecherche->bbox;
-		// TODO: gérer une notion d'échelle plutot que de zoom (pour les clients SIG)
-		if (count($stations) > $seuilMaillage && intval($zoom)<= $zoomMaxMaillage) {
-			$maillage = new Maillage($bbox, $zoom);
-			$maillage->genererMaillesVides();
-			$maillage->ajouterPoints($stations);
-			$stations = $maillage->formaterSortie();
-		}
-		$formateurJSON = new FormateurJson('floradata');
-		$donneesFormatees = $formateurJSON->formaterStations($stations);
-		return $donneesFormatees;
-	}
-	public function recupererObservations() {
-		$requeteSql = $this->construireRequeteObservations();
-		$observations = $this->getBdd()->recupererTous($requeteSql);
-		$nomSite = $this->obtenirNomStation();
-		$formateurJSON = new FormateurJson('floradata');
-		$donneesFormatees = $formateurJSON->formaterObservations($observations, $nomSite);
-		return $donneesFormatees;
-	}
-	// ------------------------------------------------------------------------ //
-	// Fonctions de construction des criteres de recherches pour la requete SQL //
-	// ------------------------------------------------------------------------ //
-	private function getBdd() {
-		if (!isset($this->bdd)) {
-			$this->bdd = new Bdd();
-		}
-		$this->bdd->requeter("USE ".Config::get('bdd_nom'));
-		return $this->bdd;
-	}
-	private function construireRequeteStations() {
-		$bbox = $this->criteresRecherche->bbox;
+final class FloradataFormateur extends Formateur {
-		$selectTypeSite =
-			"IF(".
-				"(longitude IS NULL OR latitude IS NULL) ".
-				"OR (longitude=0 AND latitude=0) ".
-				"OR (mots_cles_texte LIKE '%sensible%') ".
-				"OR NOT (".
-					"longitude BETWEEN ".$bbox['ouest']." AND ".$bbox['est']." ".
-					"AND latitude BETWEEN ".$bbox['sud']." AND ".$bbox['nord'].
-				")".
+	final protected function construireRequeteStations() {
-				", 'COMMUNE', 'STATION'".
+		$condition = "(longitude IS NULL OR latitude IS NULL OR (longitude=0 AND latitude=0) ".
-			")";
+		"OR longitude>180 OR latitude>90 OR mots_cles_texte LIKE '%sensible%')";
 		$requete =
 			"SELECT COUNT(id_observation) AS observations, ce_zone_geo, zone_geo, station, ".
-			"longitude, latitude, nom AS nom_commune,wgs84_longitude AS lng_commune, ".
+			"IF({$condition}, wgs84_latitude, latitude) AS latitude, IF({$condition}, wgs84_longitude, longitude) ".
-			"wgs84_latitude AS lat_commune, ".$selectTypeSite." AS type_site ".
+			"AS longitude, IF({$condition}, 'COMMUNE', 'STATION') AS type_site, 'floradata' AS source ".
 			"FROM cel_obs  LEFT JOIN cel_zones_geo cz ON ce_zone_geo=id_zone_geo ".
 			"WHERE transmission=1 ".
 			$this->construireWhereDepartement().' '.
 			$this->construireWhereAuteur().' '.
 			$this->construireWhereDate().' '.
 			$this->construireWhereReferentiel().' '.
 			$this->construireWhereTaxon().' '.
 			$this->construireWhereCoordonneesBbox().' '.
-			"GROUP BY longitude, latitude, wgs84_longitude, wgs84_latitude";
+			"GROUP BY IF({$condition},wgs84_longitude,longitude), IF({$condition},wgs84_latitude,latitude)";
 		return $requete;
 	}
-	private function construireRequeteObservations() {
+	final protected function construireRequeteObservations() {
+		$requete =
-		$requete =
+			"SELECT id_observation AS id_obs, nom_sel_nn AS nn, nom_referentiel, lieudit, milieu, ".
-			"SELECT id_observation AS id_obs, nom_ret_nn AS nn, nom_ret AS nomSci, ".
+			"(DATE(IF(date_observation != '0000-00-00 00:00:00', date_observation, date_transmission))) AS date, ".
-			"Date(date_observation) AS date, milieu AS lieu, nom_referentiel, ".
+			"CONCAT(prenom_utilisateur, ' ', nom_utilisateur) AS observateur, ce_utilisateur AS observateurId, ".
-			"Concat(prenom_utilisateur, ' ', nom_utilisateur) AS observateur, ce_utilisateur AS observateurId ".
+			"IF(nom_sel IS NULL, 'A identifier',nom_sel) AS nomSci, 'floradata' AS projet ".
 			"FROM cel_obs WHERE transmission=1 ".
 			$this->construireWhereAuteur().' '.
 			$this->construireWhereReferentiel().' '.
 			$this->construireWhereDate().' '.
 			$this->construireWhereTaxon().' '.
+			$this->construireWhereCoordonneesPoint().' '.
+			"ORDER BY IF(nom_sel IS NULL, 'A identifier',nom_sel), date, observateur";
+		return $requete;
+	}
+	final protected function construireRequeteWfs() {
+		$condition = "(longitude IS NULL OR latitude IS NULL OR (longitude=0 AND latitude=0) ".
+			"OR longitude>180 OR latitude>90 OR mots_cles_texte LIKE '%sensible%')";
+		$requete =
+		"SELECT nom_sel AS taxon, ce_zone_geo, zone_geo, station, 'floradata' AS source, ".
+		"IF({$condition}, wgs84_latitude, latitude) AS latitude, IF({$condition}, wgs84_longitude, longitude) ".
+		"AS longitude, IF({$condition}, 'COMMUNE', 'STATION') AS type_site ".
+		"FROM cel_obs  LEFT JOIN cel_zones_geo cz ON ce_zone_geo=id_zone_geo ".
+		"WHERE transmission=1 ".
+		$this->construireWhereCoordonneesBbox().' '.
-			$this->construireWhereCoordonneesPoint().' '.
+		$this->construireWhereNomScientifique().' '.
-			"ORDER BY nom_ret, date, observateur";
+		"ORDER BY IF({$condition},wgs84_longitude,longitude), IF({$condition},wgs84_latitude,latitude)";
 		return $requete;
+	}
-	protected function construireWhereTaxon() {
+	private function construireWhereTaxon() {
-		$sql = '';
-		if (isset($this->criteresRecherche->taxon)) {
+		$sql = '';
-			$taxons = $this->criteresRecherche->taxon;
+		if (isset($this->criteresRecherche->taxon)) {
+			$taxons = $this->criteresRecherche->taxon;
+			$criteres = array();
-			$criteres = array();
+			foreach ($taxons as $taxon) {
-			foreach ($taxons as $taxon) {
+				if ($taxon['rang'] == Config::get('rang.famille')) {
-				$nomRang = $this->getNomRang($taxon);
-				if ($nomRang == 'genre') {
+					$criteres[] = "famille=".$this->getBdd()->proteger($taxon['nom']);
-					$criteres[] = "famille=".$this->getBdd()->proteger($taxon['nom']);
-				} else {
+				} elseif ($taxon['rang'] == Config::get('rang.genre')) {
-					$criteres[] = "nom_ret LIKE ".$this->getBdd()->proteger($taxon['nom']."%");
+					$criteres[] = "nom_sel LIKE ".$this->getBdd()->proteger($taxon['nom']." %");
-					if ($nomRang == 'espece') {
+				} else {
-						$criteres = array_merge($criteres, $this->concatenerTaxonsSousEspeces($taxon));
+					$sousTaxons = $this->concatenerSynonymesEtSousEspeces($taxon);
 					$criteres[] = "nt IN (".implode(',', $sousTaxons).")";
+				}
 			}
-			$sql = "AND (".implode(' OR ',array_unique($criteres)).")";
-		}
-		return $sql;
-	}
-	protected function getNomRang($taxon) {
-		$nomsRangs = array('famille', 'genre', 'espece', 'sous_espece');
-		for ($index = 0; $index < count($nomsRangs)
-		&& Config::get("rang.".$nomsRangs[$index]) != $taxon['rang']; $index ++);
+			$sql = "AND (".implode(' OR ',array_unique($criteres)).")";
-		$position = $index == count($nomsRangs) ? count($nomsRangs)-1 : $index;
-		return $nomsRangs[$position];
-	}
-	protected function concatenerTaxonsSousEspeces($taxon) {
-		$referentiel = new Referentiel($this->criteresRecherche->referentiel, $taxon);
-		$sousTaxons = $referentiel->recupererTaxonsSousEspeces();
-		$criteres = array();
-		foreach ($sousTaxons as $sousTaxon) {
-			$criteres[] = "nom_ret LIKE ".$this->getBdd()->proteger($sousTaxon['nom']."%");
+		}
-		return $criteres;
+		return $sql;
+	}
-	protected function concatenerTaxonsFamilles($taxon) {
+	private function concatenerSynonymesEtSousEspeces($taxon) {
 		$referentiel = new Referentiel($this->criteresRecherche->referentiel, $taxon);
-		$sousTaxons = $referentiel->recupererTaxonsFamilles();
+		$sousTaxons = $referentiel->recupererSynonymesEtSousEspeces();
 		$criteres = array();
 		foreach ($sousTaxons as $sousTaxon) {
-			$criteres[] = "nom_ret LIKE ".$this->getBdd()->proteger($sousTaxon['nom']."%");
+			$criteres[] = "nt=".$sousTaxon['nt'];
+		}
 	private function construireWhereDate() {
 		$sql = '';
 		if (isset($this->criteresRecherche->nbJours)) {
 			$nbJours = $this->criteresRecherche->nbJours;
-			$sql = "AND (Datediff(Curdate(), date_creation)<={$nbJours})";
+			$sql = "AND (Datediff(Curdate(), date_transmission)<={$nbJours})";
 		} else {
 			$sql = $this->construireWhereDateDebutEtFin();
+		}
 		return $sql;
 		$dateFin   = isset($this->criteresRecherche->dateFin) ? $this->criteresRecherche->dateFin : null;
 		if (!is_null($dateDebut) || !is_null($dateFin)) {
 			$dateFin = !is_null($dateFin) ? $dateFin : date('Y-m-d');
 			$condition = '';
 			if ($dateDebut == $dateFin) {
-				$condition = "Date(date_observation)=".$this->getBdd()->proteger($dateDebut);
+				$condition = "DATE(date_observation)=".$this->getBdd()->proteger($dateDebut);
 			} elseif (is_null($dateFin)) {
-				$condition = "Date(date_observation)>=".$this->getBdd()->proteger($dateDebut);
+				$condition = "DATE(date_observation)>=".$this->getBdd()->proteger($dateDebut);
 			} elseif (is_null($dateDebut)) {
-				$condition = "Date(date_observation)<=".$this->getBdd()->proteger($dateFin);
+				$condition = "DATE(date_observation)<=".$this->getBdd()->proteger($dateFin);
 			} else {
-				$condition = "Date(date_observation) BETWEEN ".$this->getBdd()->proteger($dateDebut)." ".
+				$condition = "DATE(date_observation) BETWEEN ".$this->getBdd()->proteger($dateDebut)." ".
 						"AND ".$this->getBdd()->proteger($dateFin);
+			}
 			$sql = "AND ($condition)";
+		}
 		return $sql;
+	}
+	private function construireWhereCoordonneesBbox() {
-	private function construireWhereCoordonneesBbox() {
+		$sql = '';
-		$bbox = $this->criteresRecherche->bbox;
-		$sql =
+		if (isset($this->criteresRecherche->bbox)) {
-			"AND (".
-				"(".
+			$sql = "AND (".
-					"latitude BETWEEN ".$bbox['sud']." AND ".$bbox['nord']." ".
-					"AND longitude BETWEEN ".$bbox['ouest']." AND ".$bbox['est'].
-				") OR (".
+				"(".$this->genererCritereWhereBbox('').") OR (".
-					"((longitude IS NULL OR latitude IS NULL) OR (longitude=0 AND latitude=0) ".
+					"(longitude IS NULL OR latitude IS NULL OR (longitude=0 AND latitude=0) ".
-					"OR (longitude>180 AND latitude>90)) AND ".
-					"wgs84_longitude BETWEEN ".$bbox['ouest']." AND ". $bbox['est']." ".
+					"OR longitude>180 OR latitude>90 OR mots_cles_texte LIKE '%sensible%') AND ".
-					"AND wgs84_latitude BETWEEN ".$bbox['sud']." AND ".$bbox['nord'].
+					$this->genererCritereWhereBbox('wgs84_').
 				")".
+			")";
+		}
+		return $sql;
+	}
+	private function genererCritereWhereBbox($suffixe) {
+		$bboxRecherche = $this->criteresRecherche->bbox;
+		$conditions = array();
+		$sql = '';
+		foreach ($bboxRecherche as $bbox) {
+			$conditions[] = "({$suffixe}latitude BETWEEN ".$bbox['sud']." AND ".$bbox['nord']." ".
+				"AND {$suffixe}longitude BETWEEN ".$bbox['ouest']." AND ".$bbox['est'].")";
+		}
+		if (count($conditions) > 0) {
+			$sql = '('.implode(' OR ', $conditions).')';
+		}
+		return $sql;
+	}
+	private function construireWhereNomScientifique() {
+		$sql = '';
+		if (isset($this->criteresRecherche->filtre)) {
+			$filtre = $this->criteresRecherche->filtre;
+			$valeur = "'{$filtre['valeur']}".($filtre['operateur'] == 'LIKE' ? "%" : "")."'";
+			switch ($filtre['champ']) {
+				case "taxon" : $sql = "AND nom_sel {$filtre['operateur']} {$valeur}"; break;
+			}
 			")";
 		return $sql;
+	}
+	private function construireWhereCoordonneesPoint() {
+		$sql = '';
+		$conditions = array();
+		foreach ($this->criteresRecherche->stations as $station) {
-	private function construireWhereCoordonneesPoint() {
+			if ($station[0] == $this->nomSource) {
+				$longitude = str_replace(",", ".", strval($station[3]));
-		$longitude = $this->criteresRecherche->longitude;
+				$latitude  = str_replace(",", ".", strval($station[2]));
-		$latitude  = $this->criteresRecherche->latitude;
+				if ($station[1] == 'station') {
-		$condition = "(longitude=".$longitude." AND latitude=".$latitude." ".
+					$conditions[] = "(longitude=".$longitude." AND latitude=".$latitude." ".
-			"AND (mots_cles_texte IS NULL OR mots_cles_texte NOT LIKE '%sensible%'))";
+						"AND (mots_cles_texte IS NULL OR mots_cles_texte NOT LIKE '%sensible%'))";
-		if ($this->criteresRecherche->typeSite == 'commune') {
+				} else {
-			$commune = $this->obtenirCoordonneesCommune();
+					$commune = $this->obtenirCoordonneesCommune($longitude, $latitude);
-			$condition .=
+					$conditions[] =
-				" OR (".
+					"(".
-					"((longitude IS NULL OR latitude IS NULL) OR (longitude=0 AND latitude=0) ".
+						"((longitude IS NULL OR latitude IS NULL) OR (longitude=0 AND latitude=0) ".
-					"OR (longitude>180 AND latitude>90)) ".
+						"OR longitude>180 OR latitude>90 OR mots_cles_texte LIKE '%sensible%') ".
+						"AND ce_zone_geo=".$this->getBdd()->proteger($commune['id_zone_geo']).
+					")";
-					"AND ce_zone_geo=".$this->getBdd()->proteger($commune['id_zone_geo']).
+				}
-				")";
+			}
+		}
+		if (count($conditions) > 0) {
+			$sql = "AND (".implode(" OR ", $conditions).")";
 		}
-		return "AND ($condition)";
+		return $sql;
 	}
-	private function obtenirCoordonneesCommune() {
+	private function obtenirCoordonneesCommune($longitude, $latitude) {
-		$requete = "SELECT id_zone_geo, nom FROM cel_zones_geo WHERE wgs84_longitude=".
+		$requete = "SELECT id_zone_geo, nom FROM cel_zones_geo WHERE wgs84_longitude=$longitude ".
-		$this->criteresRecherche->longitude." AND wgs84_latitude=".$this->criteresRecherche->latitude;
+			"AND wgs84_latitude=$latitude";
 		$commune = $this->getBdd()->recuperer($requete);
 		if ($commune === false) {
 			$commune = null;
+		}
 		return $commune;
+	}
+	final protected function obtenirNomsStationsSurPoint() {
-	private function obtenirNomStation() {
+		// verifier si les coordonnees du point de requetage correspondent a une commune
-		// verifier si les coordonnees du point de requetage correspondent a une commune
+		$coordonnees = $this->recupererCoordonneesPremiereStation();
-		$station = $this->obtenirCoordonneesCommune();
+		$station = $this->obtenirCoordonneesCommune($coordonnees[0], $coordonnees[1]);
 		if (is_null($station)) {
 			$requete = 'SELECT DISTINCT lieudit AS nom FROM cel_obs WHERE longitude='.
-				$this->criteresRecherche->longitude.' AND latitude='.$this->criteresRecherche->latitude;
+				$coordonnees[0].' AND latitude='.$coordonnees[1];
 			$station = $this->getBdd()->recuperer($requete);
+		}
 		$nomStation = '';
 		if ($station !== false) {
 			$nomStation = trim($station['nom']);
+		}
+		return $nomStation;
+	}
+	private function recupererCoordonneesPremiereStation() {
+		$coordonnees = null;
+		foreach ($this->criteresRecherche->stations as $station) {
+			if ($station[0] == $this->nomSource) {
+				$longitude = str_replace(",", ".", strval($station[3]));
+				$latitude  = str_replace(",", ".", strval($station[2]));
+				$coordonnees = array($longitude, $latitude);
+			}
+		}
-		return $nomStation;
+		return $coordonnees;
+	}

Subversion Repositories eFlore/Applications.moissonnage

(root)/trunk/services/modules/0.1/sources/FloradataFormateur.php – Rev 31 → 34