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<?php
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class SourceDonnees {
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private $bdd = null;
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private $limitesCarte = '';
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private $taxon = array();
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private $nomRang = '';
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private $taxons = array();
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private $genres = array();
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public function __construct($limitesCarte, $taxon) {
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$this->limitesCarte = $limitesCarte;
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foreach ($this->limitesCarte as $bord => $valeur) {
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$this->limitesCarte[$bord] = str_replace(",", ".", round($valeur, 6));
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}
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$this->bdd = new Bdd();
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$this->taxon = $taxon;
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$this->nomRang = $this->obtenirNomRang();
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if ($this->nomRang == 'espece' || $this->nomRang == 'sous_espece') {
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$this->taxons = $this->recupererSynonymesEtSousEspeces();
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} elseif ($this->nomRang == 'famille') {
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$this->genres = $this->recupererGenres();
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}
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}
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private function obtenirNomRang() {
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$nomsRangs = array('famille', 'genre', 'espece', 'sous_espece');
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$rangs = explode(',', Config::get('rangs'));
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for ($index = 0; $index < count($nomsRangs) && $rangs[$index] != $this->taxon['rang']; $index ++);
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$position = $index == count($nomsRangs) ? count($nomsRangs)-1 : $index;
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return $nomsRangs[$position];
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}
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protected function recupererSynonymesEtSousEspeces() {
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$requete =
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"SELECT num_nom, nom_sci, num_taxonomique FROM bdtfx_v1_01 WHERE hierarchie LIKE '%-{$this->taxon['num_nom']}-%' ".
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"OR num_taxonomique = {$this->taxon['num_taxonomique']}";
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return $this->bdd->recupererTous($requete);
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}
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protected function recupererGenres() {
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$this->bdd->requeter("USE ".Config::get('bdd_nom'));
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$requete =
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"SELECT num_nom, nom_sci, num_taxonomique FROM bdtfx_v1_01 WHERE rang=220 AND num_tax_sup={$this->taxon['num_nom']}";
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return $this->bdd->recupererTous($requete);
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}
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public function recupererStationsFloradata() {
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$this->bdd->requeter("USE ".Config::get('bdd_nom_floradata'));
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$requete =
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"SELECT DISTINCTROW zone_geo AS commune, Date(date_observation) AS date, Floor(wgs84_latitude*10)/10 AS lat, ".
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"Floor(wgs84_longitude*10)/10 AS lng, courriel_utilisateur AS auteur ".
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"FROM cel_obs LEFT JOIN cel_zones_geo cz ON ce_zone_geo=id_zone_geo ".
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"WHERE ".$this->construireWhereTaxonFloradata()." AND transmission=1 AND ".
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"wgs84_longitude BETWEEN ".$this->limitesCarte['ouest']." AND ".$this->limitesCarte['est']." ".
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"AND wgs84_latitude BETWEEN ".$this->limitesCarte['sud']." AND ".$this->limitesCarte['nord']." ".
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"AND date_observation<>'0000-00-00 00-00-00' ORDER BY lat DESC, lng ASC, commune, date";
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return $this->bdd->recupererTous($requete);
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}
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private function construireWhereTaxonFloradata() {
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$criteres = array();
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$nomRang = $this->obtenirNomRang($this->taxon);
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if ($this->nomRang == 'famille') {
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$criteres[] = "famille=".$this->bdd->proteger($this->taxon['nom_sci']);
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} elseif ($this->nomRang == 'genre') {
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$criteres[] = "nom_sel LIKE ".$this->bdd->proteger($this->taxon['nom_sci'].'%');
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} else {
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$taxons = array($this->taxon['num_taxonomique']);
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foreach ($this->taxons as $sousTaxon) {
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$taxons[] = $sousTaxon['num_taxonomique'];
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}
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$criteres[] = "nt IN (".implode(',', array_unique($taxons)) .")";
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}
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return "(".implode(' OR ',array_unique($criteres)).")";
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}
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public function recupererStationsMoissonnage($source) {
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$this->bdd->requeter("USE ".Config::get('bdd_nom'));
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$requete =
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"SELECT DISTINCTROW lieu_commune_code_insee, observation_date AS date, observateur_nom_complet AS auteur ".
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"FROM {$source}_tapir WHERE ".$this->construireWhereTaxonMoissonnage()." ".
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"AND lieu_station_longitude BETWEEN ".$this->limitesCarte['ouest']." AND ".$this->limitesCarte['est']." ".
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"AND lieu_station_latitude BETWEEN ".$this->limitesCarte['sud']." AND ".$this->limitesCarte['nord']." ".
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"AND Length(lieu_commune_code_insee)=5 ORDER BY lieu_commune_code_insee, date";
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$stations = $this->bdd->recupererTous($requete);
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$this->rechercherInfosCommune($stations);
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return $stations;
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}
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private function construireWhereTaxonMoissonnage() {
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$nomRang = $this->obtenirNomRang();
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$criteres = array();
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$criteres[] = "nom_scientifique_complet LIKE ".$this->bdd->proteger($this->taxon['nom_sci']."%");
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if ($this->nomRang == 'espece' || $this->nomRang == 'sous_espece') {
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foreach ($this->taxons as $sousTaxon) {
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$criteres[] = "nom_scientifique_complet LIKE ".$this->bdd->proteger($sousTaxon['nom_sci']."%");
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}
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} elseif ($this->nomRang == 'famille') {
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foreach ($this->genres as $genre) {
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$criteres[] = "nom_scientifique_complet LIKE ".$this->bdd->proteger($genre['nom_sci']."%");
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}
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}
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return "(".implode(' OR ',array_unique($criteres)).")";
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}
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private function rechercherInfosCommune(& $stations) {
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$codesInsee = array();
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foreach ($stations as $station) {
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$codeInsee = $station['lieu_commune_code_insee'];
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if (substr($codeInsee, 0, 2) == '20') {
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$codeInsee = '2A'.substr($codeInsee, 2);
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$codeInsee2 = '2B'.substr($codeInsee, 2);
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}
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if (!in_array($codeInsee, $codesInsee)) {
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if (substr($codeInsee, 0, 2) == '20') {
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$codesInsee[] = "'$codeInsee2'";
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}
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$codesInsee[] = "'$codeInsee'";
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}
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}
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$nomTableCommunes = Config::get('bdd_nom_communes');
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$requete =
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"SELECT insee, nom AS commune, Floor(latitude_degre*10)/10 AS lat, Floor(longitude_degre*10)/10 AS lng ".
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"FROM $nomTableCommunes WHERE insee IN (".implode(',', array_unique($codesInsee)).") ORDER BY insee";
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$communes = $this->bdd->recupererTous($requete);
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$indexStation = 0;
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foreach ($communes as $commune) {
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$codeInsee = $commune['insee'];
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if (substr($codeInsee, 0, 2) == '2A' || substr($codeInsee, 0, 2) == '2B') {
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$codeInsee = '20'.substr($codeInsee, 2);
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}
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while ($stations[$indexStation]['lieu_commune_code_insee'] < $codeInsee) {
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$indexStation ++;
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}
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if ($stations[$indexStation]['lieu_commune_code_insee'] == $codeInsee) {
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$stations[$indexStation]['lat'] = $commune['lat'];
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$stations[$indexStation]['lng'] = $commune['lng'];
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$stations[$indexStation]['commune'] = $commune['commune'];
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}
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}
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$lat = array();
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$lng = array();
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foreach ($stations as $index => $station) {
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if (!isset($station['lat'])) {
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$station['lat'] = -100;
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$station['lng'] = -100;
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}
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$lat[$index] = $station['lat'];
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$lng[$index] = $station['lng'];
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}
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array_multisort($lat, SORT_DESC, $lng, SORT_ASC, $stations);
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}
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}
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?>
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