Subversion Repositories eFlore/Projets.eflore-projets

Rev

Rev 1038 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
167 jpm 1 
<?php
392 jpm 2 
/**
3 
 * Exemple lancement:
1038 jpm 4 
 * /opt/lampp/bin/php -d memory_limit=3500M /home/mohcen/web/cartoOSM/scripts/cli.php osm/mise_a_jour -a recupererRelationAMod
5 
 * -f fichier_osm_change -e fichier_osm_nouveau
6 
*/
167 jpm 7 
class MiseAjour extends Script {
8 
	private $communes = array();
9 
	private $relations_communes = array();
10 
	private $relation_a_chemins = array();
11 
	private $chemin_a_noeuds = array();
12 
	private $noeuds = array();
13 
	private $pas = 10000;
14 
	private $pas_commune = 1000;
392 jpm 15 
 
167 jpm 16 
	protected $parametres_autorises = array(
17 
	'-f' => array(true, null, 'Chemin du fichier osm à analyser'));
18 
 
19 
	public function executer() {
20 
		$this->bdd = new Bdd();
21 
 
22 
		// Lancement de l'action demandée
23 
		$cmd = $this->getParametre('a');
24 
	    switch ($cmd) {
25 
			case 'MAJ' :
26 
				$this->MettreAjour();
27 
				break;
28 
				default :
29 
				$this->traiterErreur('Erreur : la commande "%s" n\'existe pas!', array($cmd));
30 
		}
31 
    }
392 jpm 32 
 
33 
 
167 jpm 34 
	/**
35 
	 * Fonction permettant de traiter et d'analyser le fichier de différence et de mettre  à jour la base de données
36 
	 * en tenant compte des trois cas:Suppression, Création ,modification
37 
	*/
38 
	private function MettreAjour() {
39 
		$lecteur = new XMLReader();
40 
		if ($lecteur->open($this->getParametre('f'))) {
41 
			$dom = new DomDocument();
42 
			while ($lecteur->read()) {
43 
				if ($lecteur->nodeType == XMLREADER::ELEMENT) {
44 
					if ($lecteur->localName == 'create') {
45 
						$creations = $lecteur->expand();
46 
						$this->	analyserCreations($creations);
392 jpm 47 
					}
167 jpm 48 
					if ($lecteur->localName == 'modify') {
49 
						$modifications = $lecteur->expand();
50 
						$this->	analyserModifications($modifications);
392 jpm 51 
					}
167 jpm 52 
					if ($lecteur->localName == 'delete') {
53 
						$suppressions = $lecteur->expand();
54 
						$this->	analyserSuppressions($suppressions);
392 jpm 55 
					}
167 jpm 56 
				}
57 
			}
58 
		} else {
59 
			$e = "Impossible d'ouvrir le fichier osm : %s";
60 
			$this->traiterErreur($e, array($this->getParametre('f')));
61 
		}
62 
	}
392 jpm 63 
 
167 jpm 64 
	/**
65 
	 * Fonction permettant le traitement du cas création concernant les relations, ways et les noeuds.
66 
	 */
67 
	private function analyserCreations($creations) {
68 
		$relations = $creations->getElementsByTagName('relation');
69 
		foreach ($relations as $relation) {
70 
			$this-> analyserRelation($relation);
71 
			if (count($this->relation_a_chemins) > $this->pas) {
72 
				$this->insererRelationAChemins();
73 
			}
74 
			if (count($this->relations_communes) > $this->pas_commune) {
75 
				$this->insererRelationsCommunes();
76 
			}
77 
		}
78 
		$ways = $creations->getElementsByTagName('way');
79 
		foreach ($ways as $way) {
80 
			$this->analyserWay($way);
81 
			if (count($this->chemin_a_noeuds) > $this->pas) {
82 
				$this->insererCheminANoeuds();
83 
			}
84 
		}
85 
		$noeuds = $creations->getElementsByTagName('node');
86 
		foreach ($noeuds as $noeud) {
87 
			$this->analyserNode($noeud);
88 
			if (count($this->noeuds) > $this->pas) {
89 
				$this->insererNoeuds();
90 
			}
91 
		}
92 
		$this->insererRelationsCommunes();
93 
		$this->insererRelationAChemins();
94 
		$this->insererCheminANoeuds();
95 
		$this->insererNoeuds();
96 
	}
392 jpm 97 
 
167 jpm 98 
	/**
99 
	 * Fonction permettant le traitement du cas modification concernant les relations, ways et les noeuds.
100 
	 */
101 
	private function analyserModifications($modifications) {
102 
		$relations = $modifications->getElementsByTagName('relation');
103 
		foreach ($relations as $relation) {
104 
			$this-> analyserRelation($relation);
105 
			if (count($this->relation_a_chemins) > $this->pas) {
106 
				$this->modifierRelationAChemins();
107 
			}
108 
			if (count($this->relations_communes) > $this->pas_commune) {
109 
				$this->modifierRelationsCommunes();
110 
			}
111 
		}
112 
		$ways = $modifications->getElementsByTagName('way');
113 
		foreach ($ways as $way) {
114 
			$this->analyserWay($way);
115 
			if (count($this->chemin_a_noeuds) > $this->pas) {
116 
				$this->modifierCheminANoeuds();
117 
			}
118 
		}
119 
		$noeuds = $modifications->getElementsByTagName('node');
120 
		foreach ($noeuds as $noeud) {
121 
			$this->analyserNode($noeud);
122 
			if (count($this->noeuds) > $this->pas) {
123 
				$this->modifierNoeuds();
124 
			}
125 
		}
126 
		$this->modifierRelationsCommunes();
127 
		$this->modifierRelationAChemins();
128 
		$this->modifierCheminANoeuds();
129 
		$this->modifierNoeuds();
130 
	}
392 jpm 131 
 
167 jpm 132 
	/**
133 
	 * Fonction permettant le traitement du cas suppression concernant les relations, ways et les noeuds.
134 
	 */
135 
	private function analyserSuppressions($suppressions) {
136 
		$relations = $suppressions->getElementsByTagName('relation');
137 
		foreach ($relations as $relation) {
138 
			$this-> analyserRelation($relation);
139 
			if (count($this->relation_a_chemins) > $this->pas) {
140 
				$this->supprimerRelationAChemins();
141 
			}
142 
			if (count($this->relations_communes) > $this->pas_commune) {
143 
				$this->supprimerRelationsCommunes();
144 
			}
145 
		}
146 
		$ways = $suppressions->getElementsByTagName('way');
147 
		foreach ($ways as $way) {
148 
			$this->analyserWay($way);
149 
			if (count($this->chemin_a_noeuds) > $this->pas) {
150 
				$this->supprimerCheminANoeuds();
151 
			}
152 
		}
153 
		$noeuds = $suppressions->getElementsByTagName('node');
154 
		foreach ($noeuds as $noeud) {
155 
			$this->analyserNode($noeud);
156 
			if (count($this->noeuds) > $this->pas) {
157 
				$this->supprimerNoeuds();
158 
			}
159 
		}
160 
		$this->supprimerRelationsCommunes();
161 
		$this->supprimerRelationAChemins();
162 
		$this->supprimerCheminANoeuds();
163 
		$this->supprimerNoeuds();
164 
	}
392 jpm 165 
 
166 
 
167 jpm 167 
	/**
168 
	 * Récupère l'id commune, nom commune et le code INSEE et remplie la table `osm_relations`
392 jpm 169 
	 */
167 jpm 170 
	private function analyserRelation($relation) {
171 
		$relation_id = $this->proteger($relation->getAttribute('id'));
172 
		$chemins = $relation->getElementsByTagName('member');
173 
		foreach ($chemins as $chemin) {
174 
			if ($chemin->getAttribute('type') == 'way') { //écarter le noeud centrale
175 
				$chemin_id = $this->proteger($chemin->getAttribute('ref'));
176 
				$role = $this->proteger($chemin->getAttribute('role'));//role: null, inner, outer, exclave et enclave.
392 jpm 177 
				$this->relation_a_chemins[] = array($relation_id, $chemin_id, $role);
167 jpm 178 
			}
179 
		}
180 
		$commune_nom = null;
181 
		$commune_insee = null;
182 
		$tags = $relation->getElementsByTagName('tag');
183 
		foreach ($tags as $tag) {
184 
			$tag_cle = $tag->getAttribute('k');
185 
			$tag_val = $tag->getAttribute('v');
186 
			switch ($tag_cle) {
187 
				case 'name' :
188 
					$commune_nom = $this->proteger($tag_val);
392 jpm 189 
					break;
167 jpm 190 
				case 'ref:INSEE' :
191 
					$commune_insee = $this->proteger($tag_val);
192 
					break;
193 
			}
194 
			if (!is_null($commune_nom) && !is_null($commune_insee)) {
195 
				$this->relations_communes[] = array($relation_id, $commune_nom, $commune_insee);
196 
				if (!isset($this->communes[$commune_insee])) {
197 
					$this->communes[$commune_insee] = $relation_id;
198 
				} else {
199 
					$e = "La relation #%s contient déjà le tag ref:INSEE avec la valeur %s.".
200 
						"Veuillez corriger la carte OSM.";
201 
					$this->traiterErreur($e, array($this->communes[$commune_insee], $commune_insee, $relation_id));
202 
				}
203 
				break;
204 
			}
392 jpm 205 
		}
167 jpm 206 
	}
392 jpm 207 
 
167 jpm 208 
	/**
209 
	 * Récupère l'id_way et tous les id_node de chaque way et remplie la table `osm_chemin_a_noeuds`
392 jpm 210 
	 */
167 jpm 211 
	private function analyserWay($way) {
212 
		$chemin_id = $this->proteger($way->getAttribute('id'));
213 
		$ordre = 0;
214 
		$noeuds = $way->getElementsByTagName('nd');
215 
		$chemin_a_noeuds = array();
216 
		foreach ($noeuds as $noeud) {
217 
			$noeud_id = $this->proteger($noeud->getAttribute('ref'));
218 
			$ordre++;
219 
	    	$this->chemin_a_noeuds[] = array($chemin_id, $noeud_id, $ordre);
220 
		}
221 
	}
392 jpm 222 
 
223 
	/**
167 jpm 224 
	 * Fonction qui récupère tous les l'id_node et les valeurs(Lat/Lon) correspondantes et remplie la table `osm_noeuds`
392 jpm 225 
	 */
167 jpm 226 
	private function analyserNode($node) {
227 
		$noeud_id = $this->proteger($node->getAttribute('id'));
228 
		$lat = $this->proteger($node->getAttribute('lat'));
229 
		$lon = $this->proteger($node->getAttribute('lon'));
230 
		$this->noeuds[] = array($noeud_id, $lat, $lon);
231 
	}
392 jpm 232 
 
233 
	//Insertion des relations
167 jpm 234 
	private function insererRelationsCommunes() {
235 
		$requete =	'INSERT INTO osm_relations (id_relation, nom, code_insee) '.
236 
					'VALUES '.$this->creerValuesMultiple($this->relations_communes);
237 
		$this->inserer($requete);
238 
		$this->relations_communes = array();
239 
	}
240 
 
392 jpm 241 
	//Insertion des relations à chemins
167 jpm 242 
	private function insererRelationAChemins() {
243 
		$requete =	'INSERT INTO osm_relation_a_chemins (id_relation, id_chemin, role) '.
244 
					'VALUES '.$this->creerValuesMultiple($this->relation_a_chemins);
245 
		$this->inserer($requete);
246 
		$this->relation_a_chemins = array();
392 jpm 247 
	}
167 jpm 248 
 
392 jpm 249 
	//Insertion des chemins à noeuds
167 jpm 250 
	private function insererCheminANoeuds() {
251 
		$requete = 	'INSERT INTO osm_chemin_a_noeuds (id_chemin, id_noeud, ordre) '.
252 
					'VALUES '.$this->creerValuesMultiple($this->chemin_a_noeuds);
253 
		$this->inserer($requete);
254 
		$this->chemin_a_noeuds = array();
255 
	}
392 jpm 256 
 
257 
	//Insertion des noeuds
167 jpm 258 
	private function insererNoeuds() {
259 
		$requete = 'INSERT INTO osm_noeuds (id_noeud, lat, `long`) '.
260 
	    		   'VALUES '.$this->creerValuesMultiple($this->noeuds);
261 
		$this->inserer($requete);
262 
		$this->noeuds = array();
263 
	}
392 jpm 264 
 
265 
	//Update des relations
167 jpm 266 
	private function modifierRelationsCommunes() {
267 
		$donnees = $this->relations_communes;
268 
		foreach ($donnees as $donnee) {
392 jpm 269 
		$requete = 'UPDATE osm_relations '.
270 
					"SET id_relation = $donnee[0], nom = $donnee[1], code_insee = $donnee[2] ".
167 jpm 271 
					"WHERE id_relation = $donnee[0]";
272 
			$this->inserer($requete);
273 
		}
274 
		$this->relations_communes = array();
275 
	}
392 jpm 276 
 
167 jpm 277 
	/*
392 jpm 278 
	*Update des relations à chemins en supprimant l'ancienne relation et tous ses chemins
279 
	*de la table osm_relation_a_chemins et insérer la nouvelle
167 jpm 280 
	*/
281 
	private function modifierRelationAChemins() {
282 
		$relations_a_chemins_a_supp = array();
283 
		$donnees = $this->relation_a_chemins;
284 
		foreach ($donnees as $donnee) {
285 
			$relations_a_chemins_a_supp[] = $donnee[0];
286 
		}
287 
		$values_chaine = '('.implode(',',array_unique($relations_a_chemins_a_supp)).')';
288 
		$requete = 'DELETE FROM osm_relation_a_chemins '.
289 
					"WHERE id_relation IN $values_chaine";
392 jpm 290 
		$this->inserer($requete);
167 jpm 291 
		foreach ($donnees as $donnee) {
292 
			$requete = 'INSERT INTO osm_relation_a_chemins (id_relation, id_chemin, role) '.
293 
						"VALUES ($donnee[0], $donnee[1], $donnee[2]);";
294 
			$this->inserer($requete);
295 
		}
296 
		$this->relation_a_chemins = array();
392 jpm 297 
	}
298 
 
167 jpm 299 
	/*
392 jpm 300 
	*Update des chemins à noeuds en supprimant l'ancien chemin et tous ses noeuds
301 
	*de la table osm_chemins_a_noeuds et insérer le nouveau
167 jpm 302 
	*/
303 
	private function modifierCheminANoeuds() {
304 
		$chemin_a_noeuds_a_supp = array();
305 
		$donnees = $this->chemin_a_noeuds;
306 
		foreach ($donnees as $donnee) {
307 
			$chemin_a_noeuds_a_supp[] = $donnee[0];
308 
		}
309 
		$values_chaine = '('.implode(',',array_unique($chemin_a_noeuds_a_supp)).')';
310 
		$requete = 'DELETE FROM osm_chemin_a_noeuds '.
311 
					"WHERE id_chemin IN $values_chaine";
392 jpm 312 
		$this->inserer($requete);
167 jpm 313 
		foreach ($donnees as $donnee) {
314 
			$requete = 'INSERT INTO osm_chemin_a_noeuds (id_chemin, id_noeud, ordre) '.
315 
						"VALUES ($donnee[0], $donnee[1], $donnee[2]);";
316 
			$this->inserer($requete);
317 
		}
318 
		$this->chemin_a_noeuds = array();
319 
	}
392 jpm 320 
 
321 
 
322 
	//Update des noeuds
167 jpm 323 
	private function modifierNoeuds() {
324 
		$donnees = $this->noeuds;
325 
		foreach ($donnees as $donnee) {
392 jpm 326 
			$requete = 'UPDATE osm_noeuds '.
327 
						"SET id_noeud = $donnee[0], lat = $donnee[1], `long` = $donnee[2] ".
167 jpm 328 
						"WHERE id_noeud = $donnee[0]";
329 
			$this->inserer($requete);
330 
		}
331 
		$this->noeuds = array();
332 
	}
392 jpm 333 
 
334 
 
335 
	//Suppressions des relations
167 jpm 336 
	private function supprimerRelationsCommunes() {
337 
		$donnees = $this->relations_communes;
338 
		foreach ($donnees as $donnee) {
392 jpm 339 
			$requete = 'DELETE FROM osm_relations '.
167 jpm 340 
						"WHERE id_relation = $donnee[0]";
341 
			$this->inserer($requete);
342 
		}
343 
		$this->relations_communes = array();
344 
	}
392 jpm 345 
 
346 
	//Suppressions des relations à chemins
167 jpm 347 
	private function supprimerRelationAChemins() {
348 
		$donnees = $this->relations_communes;
349 
		foreach ($donnees as $donnee) {
350 
			$donnees = $this->relation_a_chemins;
392 jpm 351 
			$requete = 'DELETE FROM osm_relation_a_chemins '.
167 jpm 352 
						"WHERE id_relation = $donnee[0]";
353 
			$this->inserer($requete);
354 
		}
355 
		$this->relation_a_chemins = array();
392 jpm 356 
	}
357 
 
358 
	//Suppressions des chemins à noeuds
167 jpm 359 
	private function supprimerCheminANoeuds() {
360 
		$donnees = $this->chemin_a_noeuds;
361 
		foreach ($donnees as $donnee) {
362 
			$donnees = $this->relation_a_chemins;
392 jpm 363 
			$requete = 'DELETE FROM osm_chemin_a_noeuds '.
167 jpm 364 
						"WHERE id_chemin = $donnee[0]";
365 
			$this->inserer($requete);
366 
		}
367 
		$this->chemin_a_noeuds = array();
368 
	}
392 jpm 369 
 
370 
	//Suppressions des chemins à noeuds
167 jpm 371 
	private function supprimerNoeuds() {
372 
		$donnees = $this->noeuds;
373 
		foreach ($donnees as $donnee) {
392 jpm 374 
			$requete = 'DELETE FROM osm_noeuds '.
167 jpm 375 
						"WHERE id_noeud = $donnee[0]";
376 
			$this->inserer($requete);
377 
		}
378 
		$this->noeuds = array();
379 
	}
392 jpm 380 
 
167 jpm 381 
	private function inserer($requete) {
382 
		$this->bdd->requeter($requete);
383 
	}
392 jpm 384 
 
167 jpm 385 
	private function proteger($chaine) {
386 
		return $this->bdd->proteger($chaine);
387 
	}
392 jpm 388 
 
167 jpm 389 
	private function creerValuesMultiple($donnees) {
390 
		$values = array();
391 
		foreach ($donnees as $donnee) {
392 
			$values[] = implode(',', $donnee);
393 
		}
394 
		$values_chaine = '('.implode('),(', $values).')';
395 
		return $values_chaine;
396 
	}
392 jpm 397 
}
167 jpm 398 
?>