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167 jpm 1 
<?php
392 jpm 2 
/**
3 
 * Exemple lancement:
4 
 * /opt/lampp/bin/php -d memory_limit=3500M cli.php osm/mise_a_jour -a MAJ -f fichier_osm_a_analyser
5 
 */
167 jpm 6 
class MiseAjour extends Script {
7 
	private $communes = array();
8 
	private $relations_communes = array();
9 
	private $relation_a_chemins = array();
10 
	private $chemin_a_noeuds = array();
11 
	private $noeuds = array();
12 
	private $pas = 10000;
13 
	private $pas_commune = 1000;
392 jpm 14 
 
167 jpm 15 
	protected $parametres_autorises = array(
16 
	'-f' => array(true, null, 'Chemin du fichier osm à analyser'));
17 
 
18 
	public function executer() {
19 
		$this->bdd = new Bdd();
20 
 
21 
		// Lancement de l'action demandée
22 
		$cmd = $this->getParametre('a');
23 
	    switch ($cmd) {
24 
			case 'MAJ' :
25 
				$this->MettreAjour();
26 
				break;
27 
				default :
28 
				$this->traiterErreur('Erreur : la commande "%s" n\'existe pas!', array($cmd));
29 
		}
30 
    }
392 jpm 31 
 
32 
 
167 jpm 33 
	/**
34 
	 * Fonction permettant de traiter et d'analyser le fichier de différence et de mettre  à jour la base de données
35 
	 * en tenant compte des trois cas:Suppression, Création ,modification
36 
	*/
37 
	private function MettreAjour() {
38 
		$lecteur = new XMLReader();
39 
		if ($lecteur->open($this->getParametre('f'))) {
40 
			$dom = new DomDocument();
41 
			while ($lecteur->read()) {
42 
				if ($lecteur->nodeType == XMLREADER::ELEMENT) {
43 
					if ($lecteur->localName == 'create') {
44 
						$creations = $lecteur->expand();
45 
						$this->	analyserCreations($creations);
392 jpm 46 
					}
167 jpm 47 
					if ($lecteur->localName == 'modify') {
48 
						$modifications = $lecteur->expand();
49 
						$this->	analyserModifications($modifications);
392 jpm 50 
					}
167 jpm 51 
					if ($lecteur->localName == 'delete') {
52 
						$suppressions = $lecteur->expand();
53 
						$this->	analyserSuppressions($suppressions);
392 jpm 54 
					}
167 jpm 55 
				}
56 
			}
57 
		} else {
58 
			$e = "Impossible d'ouvrir le fichier osm : %s";
59 
			$this->traiterErreur($e, array($this->getParametre('f')));
60 
		}
61 
	}
392 jpm 62 
 
167 jpm 63 
	/**
64 
	 * Fonction permettant le traitement du cas création concernant les relations, ways et les noeuds.
65 
	 */
66 
	private function analyserCreations($creations) {
67 
		$relations = $creations->getElementsByTagName('relation');
68 
		foreach ($relations as $relation) {
69 
			$this-> analyserRelation($relation);
70 
			if (count($this->relation_a_chemins) > $this->pas) {
71 
				$this->insererRelationAChemins();
72 
			}
73 
			if (count($this->relations_communes) > $this->pas_commune) {
74 
				$this->insererRelationsCommunes();
75 
			}
76 
		}
77 
		$ways = $creations->getElementsByTagName('way');
78 
		foreach ($ways as $way) {
79 
			$this->analyserWay($way);
80 
			if (count($this->chemin_a_noeuds) > $this->pas) {
81 
				$this->insererCheminANoeuds();
82 
			}
83 
		}
84 
		$noeuds = $creations->getElementsByTagName('node');
85 
		foreach ($noeuds as $noeud) {
86 
			$this->analyserNode($noeud);
87 
			if (count($this->noeuds) > $this->pas) {
88 
				$this->insererNoeuds();
89 
			}
90 
		}
91 
		$this->insererRelationsCommunes();
92 
		$this->insererRelationAChemins();
93 
		$this->insererCheminANoeuds();
94 
		$this->insererNoeuds();
95 
	}
392 jpm 96 
 
167 jpm 97 
	/**
98 
	 * Fonction permettant le traitement du cas modification concernant les relations, ways et les noeuds.
99 
	 */
100 
	private function analyserModifications($modifications) {
101 
		$relations = $modifications->getElementsByTagName('relation');
102 
		foreach ($relations as $relation) {
103 
			$this-> analyserRelation($relation);
104 
			if (count($this->relation_a_chemins) > $this->pas) {
105 
				$this->modifierRelationAChemins();
106 
			}
107 
			if (count($this->relations_communes) > $this->pas_commune) {
108 
				$this->modifierRelationsCommunes();
109 
			}
110 
		}
111 
		$ways = $modifications->getElementsByTagName('way');
112 
		foreach ($ways as $way) {
113 
			$this->analyserWay($way);
114 
			if (count($this->chemin_a_noeuds) > $this->pas) {
115 
				$this->modifierCheminANoeuds();
116 
			}
117 
		}
118 
		$noeuds = $modifications->getElementsByTagName('node');
119 
		foreach ($noeuds as $noeud) {
120 
			$this->analyserNode($noeud);
121 
			if (count($this->noeuds) > $this->pas) {
122 
				$this->modifierNoeuds();
123 
			}
124 
		}
125 
		$this->modifierRelationsCommunes();
126 
		$this->modifierRelationAChemins();
127 
		$this->modifierCheminANoeuds();
128 
		$this->modifierNoeuds();
129 
	}
392 jpm 130 
 
167 jpm 131 
	/**
132 
	 * Fonction permettant le traitement du cas suppression concernant les relations, ways et les noeuds.
133 
	 */
134 
	private function analyserSuppressions($suppressions) {
135 
		$relations = $suppressions->getElementsByTagName('relation');
136 
		foreach ($relations as $relation) {
137 
			$this-> analyserRelation($relation);
138 
			if (count($this->relation_a_chemins) > $this->pas) {
139 
				$this->supprimerRelationAChemins();
140 
			}
141 
			if (count($this->relations_communes) > $this->pas_commune) {
142 
				$this->supprimerRelationsCommunes();
143 
			}
144 
		}
145 
		$ways = $suppressions->getElementsByTagName('way');
146 
		foreach ($ways as $way) {
147 
			$this->analyserWay($way);
148 
			if (count($this->chemin_a_noeuds) > $this->pas) {
149 
				$this->supprimerCheminANoeuds();
150 
			}
151 
		}
152 
		$noeuds = $suppressions->getElementsByTagName('node');
153 
		foreach ($noeuds as $noeud) {
154 
			$this->analyserNode($noeud);
155 
			if (count($this->noeuds) > $this->pas) {
156 
				$this->supprimerNoeuds();
157 
			}
158 
		}
159 
		$this->supprimerRelationsCommunes();
160 
		$this->supprimerRelationAChemins();
161 
		$this->supprimerCheminANoeuds();
162 
		$this->supprimerNoeuds();
163 
	}
392 jpm 164 
 
165 
 
167 jpm 166 
	/**
167 
	 * Récupère l'id commune, nom commune et le code INSEE et remplie la table `osm_relations`
392 jpm 168 
	 */
167 jpm 169 
	private function analyserRelation($relation) {
170 
		$relation_id = $this->proteger($relation->getAttribute('id'));
171 
		$chemins = $relation->getElementsByTagName('member');
172 
		foreach ($chemins as $chemin) {
173 
			if ($chemin->getAttribute('type') == 'way') { //écarter le noeud centrale
174 
				$chemin_id = $this->proteger($chemin->getAttribute('ref'));
175 
				$role = $this->proteger($chemin->getAttribute('role'));//role: null, inner, outer, exclave et enclave.
392 jpm 176 
				$this->relation_a_chemins[] = array($relation_id, $chemin_id, $role);
167 jpm 177 
			}
178 
		}
179 
		$commune_nom = null;
180 
		$commune_insee = null;
181 
		$tags = $relation->getElementsByTagName('tag');
182 
		foreach ($tags as $tag) {
183 
			$tag_cle = $tag->getAttribute('k');
184 
			$tag_val = $tag->getAttribute('v');
185 
			switch ($tag_cle) {
186 
				case 'name' :
187 
					$commune_nom = $this->proteger($tag_val);
392 jpm 188 
					break;
167 jpm 189 
				case 'ref:INSEE' :
190 
					$commune_insee = $this->proteger($tag_val);
191 
					break;
192 
			}
193 
			if (!is_null($commune_nom) && !is_null($commune_insee)) {
194 
				$this->relations_communes[] = array($relation_id, $commune_nom, $commune_insee);
195 
				if (!isset($this->communes[$commune_insee])) {
196 
					$this->communes[$commune_insee] = $relation_id;
197 
				} else {
198 
					$e = "La relation #%s contient déjà le tag ref:INSEE avec la valeur %s.".
199 
						"Veuillez corriger la carte OSM.";
200 
					$this->traiterErreur($e, array($this->communes[$commune_insee], $commune_insee, $relation_id));
201 
				}
202 
				break;
203 
			}
392 jpm 204 
		}
167 jpm 205 
	}
392 jpm 206 
 
167 jpm 207 
	/**
208 
	 * Récupère l'id_way et tous les id_node de chaque way et remplie la table `osm_chemin_a_noeuds`
392 jpm 209 
	 */
167 jpm 210 
	private function analyserWay($way) {
211 
		$chemin_id = $this->proteger($way->getAttribute('id'));
212 
		$ordre = 0;
213 
		$noeuds = $way->getElementsByTagName('nd');
214 
		$chemin_a_noeuds = array();
215 
		foreach ($noeuds as $noeud) {
216 
			$noeud_id = $this->proteger($noeud->getAttribute('ref'));
217 
			$ordre++;
218 
	    	$this->chemin_a_noeuds[] = array($chemin_id, $noeud_id, $ordre);
219 
		}
220 
	}
392 jpm 221 
 
222 
	/**
167 jpm 223 
	 * Fonction qui récupère tous les l'id_node et les valeurs(Lat/Lon) correspondantes et remplie la table `osm_noeuds`
392 jpm 224 
	 */
167 jpm 225 
	private function analyserNode($node) {
226 
		$noeud_id = $this->proteger($node->getAttribute('id'));
227 
		$lat = $this->proteger($node->getAttribute('lat'));
228 
		$lon = $this->proteger($node->getAttribute('lon'));
229 
		$this->noeuds[] = array($noeud_id, $lat, $lon);
230 
	}
392 jpm 231 
 
232 
	//Insertion des relations
167 jpm 233 
	private function insererRelationsCommunes() {
234 
		$requete =	'INSERT INTO osm_relations (id_relation, nom, code_insee) '.
235 
					'VALUES '.$this->creerValuesMultiple($this->relations_communes);
236 
		$this->inserer($requete);
237 
		$this->relations_communes = array();
238 
	}
239 
 
392 jpm 240 
	//Insertion des relations à chemins
167 jpm 241 
	private function insererRelationAChemins() {
242 
		$requete =	'INSERT INTO osm_relation_a_chemins (id_relation, id_chemin, role) '.
243 
					'VALUES '.$this->creerValuesMultiple($this->relation_a_chemins);
244 
		$this->inserer($requete);
245 
		$this->relation_a_chemins = array();
392 jpm 246 
	}
167 jpm 247 
 
392 jpm 248 
	//Insertion des chemins à noeuds
167 jpm 249 
	private function insererCheminANoeuds() {
250 
		$requete = 	'INSERT INTO osm_chemin_a_noeuds (id_chemin, id_noeud, ordre) '.
251 
					'VALUES '.$this->creerValuesMultiple($this->chemin_a_noeuds);
252 
		$this->inserer($requete);
253 
		$this->chemin_a_noeuds = array();
254 
	}
392 jpm 255 
 
256 
	//Insertion des noeuds
167 jpm 257 
	private function insererNoeuds() {
258 
		$requete = 'INSERT INTO osm_noeuds (id_noeud, lat, `long`) '.
259 
	    		   'VALUES '.$this->creerValuesMultiple($this->noeuds);
260 
		$this->inserer($requete);
261 
		$this->noeuds = array();
262 
	}
392 jpm 263 
 
264 
	//Update des relations
167 jpm 265 
	private function modifierRelationsCommunes() {
266 
		$donnees = $this->relations_communes;
267 
		foreach ($donnees as $donnee) {
392 jpm 268 
		$requete = 'UPDATE osm_relations '.
269 
					"SET id_relation = $donnee[0], nom = $donnee[1], code_insee = $donnee[2] ".
167 jpm 270 
					"WHERE id_relation = $donnee[0]";
271 
			$this->inserer($requete);
272 
		}
273 
		$this->relations_communes = array();
274 
	}
392 jpm 275 
 
167 jpm 276 
	/*
392 jpm 277 
	*Update des relations à chemins en supprimant l'ancienne relation et tous ses chemins
278 
	*de la table osm_relation_a_chemins et insérer la nouvelle
167 jpm 279 
	*/
280 
	private function modifierRelationAChemins() {
281 
		$relations_a_chemins_a_supp = array();
282 
		$donnees = $this->relation_a_chemins;
283 
		foreach ($donnees as $donnee) {
284 
			$relations_a_chemins_a_supp[] = $donnee[0];
285 
		}
286 
		$values_chaine = '('.implode(',',array_unique($relations_a_chemins_a_supp)).')';
287 
		$requete = 'DELETE FROM osm_relation_a_chemins '.
288 
					"WHERE id_relation IN $values_chaine";
392 jpm 289 
		$this->inserer($requete);
167 jpm 290 
		foreach ($donnees as $donnee) {
291 
			$requete = 'INSERT INTO osm_relation_a_chemins (id_relation, id_chemin, role) '.
292 
						"VALUES ($donnee[0], $donnee[1], $donnee[2]);";
293 
			$this->inserer($requete);
294 
		}
295 
		$this->relation_a_chemins = array();
392 jpm 296 
	}
297 
 
167 jpm 298 
	/*
392 jpm 299 
	*Update des chemins à noeuds en supprimant l'ancien chemin et tous ses noeuds
300 
	*de la table osm_chemins_a_noeuds et insérer le nouveau
167 jpm 301 
	*/
302 
	private function modifierCheminANoeuds() {
303 
		$chemin_a_noeuds_a_supp = array();
304 
		$donnees = $this->chemin_a_noeuds;
305 
		foreach ($donnees as $donnee) {
306 
			$chemin_a_noeuds_a_supp[] = $donnee[0];
307 
		}
308 
		$values_chaine = '('.implode(',',array_unique($chemin_a_noeuds_a_supp)).')';
309 
		$requete = 'DELETE FROM osm_chemin_a_noeuds '.
310 
					"WHERE id_chemin IN $values_chaine";
392 jpm 311 
		$this->inserer($requete);
167 jpm 312 
		foreach ($donnees as $donnee) {
313 
			$requete = 'INSERT INTO osm_chemin_a_noeuds (id_chemin, id_noeud, ordre) '.
314 
						"VALUES ($donnee[0], $donnee[1], $donnee[2]);";
315 
			$this->inserer($requete);
316 
		}
317 
		$this->chemin_a_noeuds = array();
318 
	}
392 jpm 319 
 
320 
 
321 
	//Update des noeuds
167 jpm 322 
	private function modifierNoeuds() {
323 
		$donnees = $this->noeuds;
324 
		foreach ($donnees as $donnee) {
392 jpm 325 
			$requete = 'UPDATE osm_noeuds '.
326 
						"SET id_noeud = $donnee[0], lat = $donnee[1], `long` = $donnee[2] ".
167 jpm 327 
						"WHERE id_noeud = $donnee[0]";
328 
			$this->inserer($requete);
329 
		}
330 
		$this->noeuds = array();
331 
	}
392 jpm 332 
 
333 
 
334 
	//Suppressions des relations
167 jpm 335 
	private function supprimerRelationsCommunes() {
336 
		$donnees = $this->relations_communes;
337 
		foreach ($donnees as $donnee) {
392 jpm 338 
			$requete = 'DELETE FROM osm_relations '.
167 jpm 339 
						"WHERE id_relation = $donnee[0]";
340 
			$this->inserer($requete);
341 
		}
342 
		$this->relations_communes = array();
343 
	}
392 jpm 344 
 
345 
	//Suppressions des relations à chemins
167 jpm 346 
	private function supprimerRelationAChemins() {
347 
		$donnees = $this->relations_communes;
348 
		foreach ($donnees as $donnee) {
349 
			$donnees = $this->relation_a_chemins;
392 jpm 350 
			$requete = 'DELETE FROM osm_relation_a_chemins '.
167 jpm 351 
						"WHERE id_relation = $donnee[0]";
352 
			$this->inserer($requete);
353 
		}
354 
		$this->relation_a_chemins = array();
392 jpm 355 
	}
356 
 
357 
	//Suppressions des chemins à noeuds
167 jpm 358 
	private function supprimerCheminANoeuds() {
359 
		$donnees = $this->chemin_a_noeuds;
360 
		foreach ($donnees as $donnee) {
361 
			$donnees = $this->relation_a_chemins;
392 jpm 362 
			$requete = 'DELETE FROM osm_chemin_a_noeuds '.
167 jpm 363 
						"WHERE id_chemin = $donnee[0]";
364 
			$this->inserer($requete);
365 
		}
366 
		$this->chemin_a_noeuds = array();
367 
	}
392 jpm 368 
 
369 
	//Suppressions des chemins à noeuds
167 jpm 370 
	private function supprimerNoeuds() {
371 
		$donnees = $this->noeuds;
372 
		foreach ($donnees as $donnee) {
392 jpm 373 
			$requete = 'DELETE FROM osm_noeuds '.
167 jpm 374 
						"WHERE id_noeud = $donnee[0]";
375 
			$this->inserer($requete);
376 
		}
377 
		$this->noeuds = array();
378 
	}
392 jpm 379 
 
167 jpm 380 
	private function inserer($requete) {
381 
		$this->bdd->requeter($requete);
382 
	}
392 jpm 383 
 
167 jpm 384 
	private function proteger($chaine) {
385 
		return $this->bdd->proteger($chaine);
386 
	}
392 jpm 387 
 
167 jpm 388 
	private function creerValuesMultiple($donnees) {
389 
		$values = array();
390 
		foreach ($donnees as $donnee) {
391 
			$values[] = implode(',', $donnee);
392 
		}
393 
		$values_chaine = '('.implode('),(', $values).')';
394 
		return $values_chaine;
395 
	}
392 jpm 396 
}
167 jpm 397 
?>