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1593 samuel 1
<?php
2
/**
1881 jpm 3
 * Le web service plantnet récupère toutes les infos de la vue del_plantnet.
4
 * Ordonées par date de modification.
5
 * Les images sont regroupées en observations.
6
 * Les tags, les votes et les propositions de determinations sont intégrés à l'observation.
1593 samuel 7
 *
2227 killian 8
 * Paramètres: date.debut et date.fin (unixtime en secondes), navigation.limite (10 par défaut), navigation.depart, ordre (DESC par défaut)
9
 * Ne pas Oublier l'api key dans le header $_SERVER['HTTP_API_KEY']
10
 *
1794 jpm 11
 * @category DEL
12
 * @package Services
13
 * @subpackage Plantnet
14
 * @version 0.1
15
 * @author Mathias CHOUET <mathias@tela-botanica.org>
16
 * @author Samuel DUFOUR-KOWALSKI <samuel.dufour@cirad.fr>
17
 * @author Jean-Pascal MILCENT <jpm@tela-botanica.org>
18
 * @author Aurelien PERONNET <aurelien@tela-botanica.org>
1990 samuel 19
 * @license GPL v3 <http://www.gnu.org/licenses/gpl.txt>
1794 jpm 20
 * @license CECILL v2 <http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt>
21
 * @copyright 1999-2014 Tela Botanica <accueil@tela-botanica.org>
1593 samuel 22
 */
23
 
24
class Changements {
1793 jpm 25
 
1593 samuel 26
	private $conteneur;
27
	private $navigation;
28
	private $bdd;
1881 jpm 29
 
1593 samuel 30
	private $parametres = array();
31
	private $ressources = array();
2123 mathias 32
	private $ordre_defaut = 'asc';
1881 jpm 33
	private $idsObsImg = array();
34
	private $infosObsImg = array();
1793 jpm 35
 
1881 jpm 36
 
1593 samuel 37
	public function __construct(Conteneur $conteneur = null) {
1794 jpm 38
		/* restore_exception_handler(); */
39
		/* restore_error_handler(); */
40
		/* ini_set("display_errors", "1"); */
1793 jpm 41
 
1593 samuel 42
		$this->conteneur = $conteneur == null ? new Conteneur() : $conteneur;
43
		$this->navigation = $conteneur->getNavigation();
1793 jpm 44
		$this->bdd = $this->conteneur->getBdd();
1593 samuel 45
	}
1793 jpm 46
 
1593 samuel 47
	/**
48
	 * Méthode principale de la classe.
1793 jpm 49
	 * Lance la récupération des images dans la base et les place dans un objet ResultatService
1593 samuel 50
	 * pour l'afficher.
51
	 * @param array $ressources les ressources situées après l'url de base (ex : http://url/ressource1/ressource2)
52
	 * @param array $parametres les paramètres situés après le ? dans l'url
53
	 * */
54
	public function consulter($ressources, $parametres) {
55
		// initialiserRessourcesEtParametres()
56
		$this->ressources = $ressources;
57
		$this->parametres = $parametres;
1793 jpm 58
 
2202 killian 59
		if (!isset($parametres['date.debut'])) {
2227 killian 60
			$this->parametres['date.debut'] = '0';
1593 samuel 61
		}
1793 jpm 62
 
2202 killian 63
		if (!isset($parametres['date.fin'])) {
2227 killian 64
			$this->parametres['date.fin'] = time();
2202 killian 65
		}
66
 
2124 mathias 67
		if (! isset($parametres['ordre'])) {
68
			$this->parametres['ordre'] = $this->ordre_defaut;
69
		} else {
70
 			$parametres['ordre'] = strtolower($parametres['ordre']);
71
 			if (! in_array($parametres['ordre'], array('asc', 'desc'))) {
72
 				$this->parametres['ordre'] = $this->ordre_defaut;
2123 mathias 73
			}
2122 mathias 74
		}
75
 
1593 samuel 76
		// Lancement du service
1881 jpm 77
		$this->idsObsImg = $this->getIdsObsImg();
78
		$infos = array();
1593 samuel 79
		$total = 0;
1881 jpm 80
		if ($this->idsObsImg) {
81
			$total = $this->getTotal();
1593 samuel 82
 
1881 jpm 83
			$this->infosObsImg = $this->recupererInfos();
84
			$infos = $this->formaterInfos();
85
			$infos = $this->chargerPropositionPlusProbable($infos);
86
			$infos = $this->orderArray($infos);
1593 samuel 87
		}
88
		$this->navigation->setTotal($total);
1793 jpm 89
 
1593 samuel 90
		// Mettre en forme le résultat et l'envoyer pour affichage
91
		$resultat = new ResultatService();
1881 jpm 92
		$resultat->corps = array('entete' => $this->navigation->getEntete(), 'resultats' => $infos);
1593 samuel 93
		return $resultat;
94
	}
1793 jpm 95
 
1593 samuel 96
	/*-------------------------------------------------------------------------------
1793 jpm 97
								CHARGEMENT DES IMAGES
1593 samuel 98
	--------------------------------------------------------------------------------*/
1794 jpm 99
 
1881 jpm 100
	private function getIdsObsImg() {
2227 killian 101
        $date_debut = date('Y-m-d H:i:s', $this->parametres['date.debut']);
102
        $date_fin = date('Y-m-d H:i:s', $this->parametres['date.fin']);
103
        $limite = isset($this->parametres['navigation.limite']) ? intval($this->parametres['navigation.limite']) : 10;
1794 jpm 104
		$depart = intval(@$this->parametres['navigation.depart']);
2122 mathias 105
		$ordre = $this->parametres['ordre'];
2227 killian 106
        $date_debut = "'{$date_debut}'";
107
        $date_fin = "'{$date_fin}'";
1593 samuel 108
 
1881 jpm 109
		$requete =
2227 killian 110
			'SELECT SQL_CALC_FOUND_ROWS p.id_observation, GROUP_CONCAT(DISTINCT p.id_image) as id_image, '.
111
			'iv.moyenne AS moyenne_votes, '.
112
			'iv.nb_votes AS nb_votes, '.
113
			'iv.nb_points AS nb_points_votes, '.
114
			'GROUP_CONCAT(DISTINCT it.tag) AS del_image_tags, '.
2147 killian 115
			'modif_date '.
1881 jpm 116
			'FROM del_plantnet AS p '.
2147 killian 117
			'	JOIN del_observation_modif_date '.
118
			'		ON (p.id_observation = del_observation_modif_date.id_observation '.
2227 killian 119
			'		AND modif_date >= '.$date_debut.' '.
120
			'		AND modif_date <= '.$date_fin.') '.
121
			'	LEFT JOIN del_image_stat AS iv '.
1881 jpm 122
			'		ON (id_image = iv.ce_image AND iv.ce_protocole = 3) '.
123
			'	LEFT JOIN del_image_tag AS it '.
124
			'		ON (id_image = it.ce_image AND it.actif = 1) '.
125
			'	LEFT JOIN del_commentaire AS c '.
2147 killian 126
			'		ON (p.id_observation = c.ce_observation) '.
1881 jpm 127
			'	LEFT JOIN del_commentaire_vote AS cv '.
128
			'		ON (c.id_commentaire = cv.ce_proposition) '.
2227 killian 129
			'GROUP BY p.id_observation '.
2122 mathias 130
			'ORDER BY modif_date ' . $ordre . ' '.
1881 jpm 131
			'LIMIT '.$depart.', '.$limite.
132
			' -- '.__FILE__.':'.__LINE__;
133
		return $this->bdd->recupererTous($requete);
2227 killian 134
        // On récupère id_obs, id_image, votes, tags, modif_date
1794 jpm 135
	}
1593 samuel 136
 
1881 jpm 137
	private function getTotal() {
138
		$compte = $this->bdd->recuperer('SELECT FOUND_ROWS() AS nbre');
139
		$total = (int) $compte['nbre'];
140
		return $total;
141
	}
142
 
1794 jpm 143
	// recupere les donnée associées (fait en 2 requetes pour optimiser)
1881 jpm 144
	private function recupererInfos() {
1794 jpm 145
		// recuperer les ids
1881 jpm 146
		$idsImg = array();
147
		foreach ($this->idsObsImg as $ids) {
148
			$id = $ids['id_image'];
149
			$idsImg[] = $id;
1794 jpm 150
		}
1881 jpm 151
		$idsImgConcat = implode(',', $idsImg);
1643 samuel 152
 
1881 jpm 153
		$requete = 'SELECT '.
2227 killian 154
			'p.id_observation, p.id_plantnet, p.id_image, '.
155
			'cp.plant_net_occurrence_id, ' .
156
			'p.nom_sel, p.nom_sel_nn, p.nom_ret, p.nom_ret_nn,'.
157
			'p.nom_referentiel, p.famille, '.
158
			'p.zone_geo, p.latitude, p.longitude,'.
159
			'p.date_observation, p.date_created, p.date_published, '.
160
			'p.type_donnees, p.identiplante_score, p.is_identiplante_validated, p.mots_cles_cel_obs, p.programme, '.
161
			'p.ce_utilisateur, p.courriel_utilisateur, '.
162
			'p.original_name AS nom_image, p.i_date_shot AS date_shot, p.i_date_updated AS image_updated, p.mots_cles_cel_image AS  mots_cles_cel_image '.
1881 jpm 163
			'FROM del_plantnet AS p '.
2227 killian 164
			'LEFT JOIN tb_new_cel.pn_tb_pair AS cp ON p.id_observation = cp.occurrence_id '.
1881 jpm 165
			"WHERE id_image IN ($idsImgConcat) ".
166
			' -- '.__FILE__.':'.__LINE__;
1794 jpm 167
		// recuperer les donnees
1881 jpm 168
		$resultats = $this->bdd->recupererTous($requete);
1593 samuel 169
 
1794 jpm 170
		// regroupe les données par id_image
171
		$img_data = array();
1881 jpm 172
		foreach ($resultats as $infos) {
173
			$idImg = $infos['id_image'];
174
			$img_data[$idImg] = $infos;
1794 jpm 175
		}
176
		return $img_data;
1593 samuel 177
	}
1681 samuel 178
 
1593 samuel 179
	/**
180
	* Retourner un tableau d'images formaté en fonction des liaisons trouvées
181
	* @param $liaisons les liaisons de la table del_obs_images
1794 jpm 182
	*/
1881 jpm 183
	private function formaterInfos() {
1794 jpm 184
		// regroupe les observations
185
		$obs = array();
1922 jpm 186
		$imgCelTpl = $this->conteneur->getParametre('cel_img_url_tpl');
1881 jpm 187
		foreach ($this->idsObsImg as $ids) {
188
			$idobs = $ids['id_observation'];
2227 killian 189
			$idimg = explode(',', $ids['id_image']);
1593 samuel 190
 
2227 killian 191
            $obs[$idobs]['id_observation'] = $idobs;
1593 samuel 192
 
2227 killian 193
            foreach ($idimg as $image){
194
                $imgInfos = null;
195
                $imgdata = null;
1793 jpm 196
 
2227 killian 197
                $imgdata = $this->infosObsImg[$image];
198
                $imgInfos = $this->recupererInfosParImage($image);
1593 samuel 199
 
2227 killian 200
                if (!isset($obs[$idobs])) {
201
                    $obs[$idobs] = array();
202
                }
1593 samuel 203
 
2227 killian 204
                $obs[$idobs]['id_plantnet'] = $imgdata['id_plantnet'];
205
                $obs[$idobs]['auteur_courriel'] = $imgdata['courriel_utilisateur'];
1793 jpm 206
 
2227 killian 207
                $obs[$idobs]['mots_cles_cel_obs'] = $imgdata['mots_cles_cel_obs'];
208
                $obs[$idobs]['programme'] = $imgdata['programme'];
1640 samuel 209
 
2227 killian 210
                $obs[$idobs]['date_observation'] = $imgdata['date_observation'];
211
                $obs[$idobs]['date_creation'] = $imgdata['date_created'];
212
                $obs[$idobs]['date_changement'] = $ids['modif_date'];
213
                $obs[$idobs]['date_publication'] = $imgdata['date_published'];
214
                $obs[$idobs]['type_donnees'] = $imgdata['type_donnees'];
215
                $obs[$idobs]['identiplante_score'] = $imgdata['identiplante_score'];
216
                $obs[$idobs]['is_identiplante_validated'] = $imgdata['is_identiplante_validated'];
1640 samuel 217
 
2227 killian 218
                $obs[$idobs]['nom_sel'] = $imgdata['nom_sel'];
219
                $obs[$idobs]['nom_sel_nn'] = $imgdata['nom_sel_nn'];
220
                $obs[$idobs]['nom_referentiel'] = $imgdata['nom_referentiel'];
221
                $obs[$idobs]['nom_ret'] = $imgdata['nom_ret'];
222
                $obs[$idobs]['nom_ret_nn'] = $imgdata['nom_ret_nn'];
223
                $obs[$idobs]['famille'] = $imgdata['famille'];
1640 samuel 224
 
2227 killian 225
                $obs[$idobs]['zone_geo'] = $imgdata['zone_geo'];
226
                $obs[$idobs]['latitude'] = $imgdata['latitude'];
227
                $obs[$idobs]['longitude'] = $imgdata['longitude'];
228
 
229
                if (!isset($obs[$idobs]['images'])) {
230
                    $obs[$idobs]['images'] = array();
231
                }
232
 
233
                $img_obj = array(
234
                    'id_image' => $image,
235
                    'nom_image' => $imgdata['nom_image'],
236
                    'image_updated' => $imgdata['image_updated'],
237
                    'date_shot' => $imgdata['date_shot'],
238
                    'mots_cles_cel_image' => $imgInfos[0]['mots_cles_cel_image'],
239
                    'url' => sprintf($imgCelTpl, $idimg, 'O'),
240
                    'votes' => [
241
                        'moyenne_votes' => $imgInfos[0]['moyenne_votes'],
242
                        'nb_votes' => $imgInfos[0]['nb_votes'],
243
                        'nb_points_votes' => $imgInfos[0]['nb_points_votes'],
244
                    ],
245
                    'del_tags' => explode(',', $imgInfos[0]['del_image_tags']),
246
                );
247
                // push
248
                $obs[$idobs]['images'][] = $img_obj;
249
            }
250
 
1794 jpm 251
		}
252
		return $obs;
1593 samuel 253
	}
1793 jpm 254
 
1593 samuel 255
	/**
1794 jpm 256
	 * Charger les votes pour chaque image
257
	 */
1640 samuel 258
	private function chargerPropositionPlusProbable(&$obs) {
1794 jpm 259
		$obsIds = array_keys($obs);
1881 jpm 260
		$idsObsConcat = implode(',', $obsIds);
1593 samuel 261
 
2126 mathias 262
		$requete = 'SELECT ce_observation, id_commentaire, valeur, nom_sel, nom_sel_nn, nom_ret, cv.ce_utilisateur '.
1881 jpm 263
			'FROM del_commentaire_vote AS cv, del_commentaire AS c '.
264
			"WHERE ce_observation IN ($idsObsConcat) ".
1794 jpm 265
			'AND nom_sel IS NOT NULL '.
1881 jpm 266
			'AND c.id_commentaire = cv.ce_proposition '.
267
			' -- '.__FILE__.':'.__LINE__;
268
		$resultats = $this->bdd->recupererTous($requete);
1593 samuel 269
 
1794 jpm 270
		// calcul des votes
271
		// un vote identifié a un facteur de 3
272
		// additionne tous les vote par ce_proposition
1881 jpm 273
		$votes = array(); // map ce_proposition -> score
1794 jpm 274
		foreach ($resultats as $vote) {
275
			if (!isset($votes[$vote['id_commentaire']])) {
276
				$votes[$vote['id_commentaire']] = 0;
277
			}
278
			$valeur = ($vote['valeur'] == 1) ? 1 : -1;
279
			$votes[$vote['id_commentaire']] += is_numeric($vote['ce_utilisateur']) ? 3 * $valeur : $valeur;
280
		}
1793 jpm 281
 
1794 jpm 282
		foreach ($resultats as $vote) {
283
			$idobs = $vote['ce_observation'];
1793 jpm 284
 
1794 jpm 285
			if (!isset($obs[$idobs]['determinations'])) {
286
				$obs[$idobs]['determinations'] = array();
287
			}
1793 jpm 288
 
1794 jpm 289
			$obs[$idobs]['determinations'][$vote['id_commentaire']] =
290
			array('nom_sel' => $vote['nom_sel'],
291
				'nom_ret' => $vote['nom_ret'],
292
				'score' => $votes[$vote['id_commentaire']],
293
				'nn' => $vote['nom_sel_nn']);
294
		}
295
		return $obs;
1593 samuel 296
	}
1793 jpm 297
 
1881 jpm 298
	private function orderArray(&$obs) {
299
		$ret = array();
300
		foreach ($obs as $o) {
301
			$ret[] = $o;
302
		}
303
 
2124 mathias 304
		function cmpDesc($a, $b) {
1881 jpm 305
			return ($a['date_changement'] < $b['date_changement']) ? 1 : -1;
306
		}
2124 mathias 307
		function cmpAsc($a, $b) {
308
			return cmpDesc($b, $a);
2123 mathias 309
		}
1881 jpm 310
 
2123 mathias 311
		if ($this->parametres['ordre'] == 'desc') {
312
			usort($ret, 'cmpDesc');
313
		} else {
314
			usort($ret, 'cmpAsc');
315
		}
1881 jpm 316
		return $ret;
317
	}
318
 
1593 samuel 319
	/**
1794 jpm 320
	 * Formater les mots clés du cel en n'affichant que ceux faisant partie
321
	 * d'une liste définie dans le fichier de configuration
322
	 * @param $chaineMotCleCel la chaine de mots clés du cel
323
	 * @return string la chaine filtrée
324
	 */
1593 samuel 325
	private function formaterMotsClesCel($chaineMotCleCel) {
1989 mathias 326
		$mots_cles_cel_affiches = "fleur,fleurs,feuille,feuilles,ecorce,fruit,fruits,port,plantnet,plantscan_new,plantnet-mobile";
1652 samuel 327
 
1794 jpm 328
		$result = array_intersect(
329
			explode(',', $mots_cles_cel_affiches), // $tabMotsClesAffiches
330
			explode(',', $chaineMotCleCel)); // $tabMotsClesCel
1652 samuel 331
 
1794 jpm 332
		if (count($result) === 0) {
333
		  return array();
334
		}
335
		$ret = explode(',', implode(',', $result));
336
		return $ret;
1593 samuel 337
	}
1793 jpm 338
 
2227 killian 339
    /**
340
     * On charge les infos spécifique à chaque image d'une obs
341
     */
342
    private function recupererInfosParImage($id_image){
343
        $requete =
344
            'SELECT SQL_CALC_FOUND_ROWS p.id_image, '.
345
            'p.mots_cles_cel_image, '.
346
            'iv.moyenne AS moyenne_votes, '.
347
            'iv.nb_votes AS nb_votes, '.
348
            'iv.nb_points AS nb_points_votes, '.
349
            'GROUP_CONCAT(DISTINCT it.tag) AS del_image_tags '.
350
            'FROM del_plantnet_images AS p '.
351
            '	LEFT JOIN del_image_stat AS iv '.
352
            '		ON (id_image = iv.ce_image AND iv.ce_protocole = 3) '.
353
            '	LEFT JOIN del_image_tag AS it '.
354
            '		ON (id_image = it.ce_image AND it.actif = 1) '.
355
            '		WHERE id_image = '. $id_image .' '.
356
            'GROUP BY p.id_image '.
357
            ' -- '.__FILE__.':'.__LINE__;
358
        return $this->bdd->recupererTous($requete);
359
    }
1990 samuel 360
}