Subversion Repositories eFlore/Applications.cel

<?php

// declare(encoding='UTF-8');

class Telechargement extends WidgetCommun {

	private $description_url = null;

	private $infos_images_url = null;

	private $telechargement_url = null;

	private $id_image = null;

	/**

	 * Méthode appelée par défaut pour charger ce widget.

	 */

	public function executer() {

		if (!isset($_GET['id_image']) || !is_numeric($_GET['id_image'])) {

			$this->messages[] = "Ce widget nécéssite un identifiant d'image.";

		} else {

			$this->id_image = $_GET['id_image'];

		}

		if (!empty($this->messages)) {

			$contenu = 'Un problème est survenu : '.print_r($this->messages, true);

		} else {

			$donnees = $this->obtenirDescriptionFormats();

			$squelette = dirname(__FILE__).'/squelettes'.'/telechargement.tpl.html';

			$donnees['informations_image'] = $this->obtenirInformationsImages();

			$donnees['nom_original_fmt'] = $this->formaterNomOriginal($donnees['informations_image']);

			$donnees['resolution_originale'] = $this->formaterResolutionOriginale($donnees['informations_image']);

			$donnees['auteur_fmt'] = $this->formaterAuteur($donnees['informations_image']);

			$donnees['attribution'] = $this->formaterAttribution($donnees['informations_image']);

			$donnees['url_base'] = sprintf($this->config['chemins']['baseURLAbsoluDyn'], '');

			$donnees['date_televersement'] = $this->formaterDateTeleversement($donnees['informations_image']);

			$donnees['url_image_exemple'] = sprintf($this->config['chemins']['baseURLServicesCelTpl'], 'CelImageFormat').'/'.$this->id_image.'?methode=afficher&format=CS';

			$donnees['url_image_originale'] = sprintf($this->config['chemins']['celImgUrlTpl'], str_pad($this->id_image, 9, "0", STR_PAD_LEFT).'O');

			$donnees['base_url_telechargement'] = sprintf($this->config['chemins']['baseURLServicesCelTpl'], 'CelImageFormat').'/'.$this->id_image.'?methode=telecharger&format=%s';

			$donnees['prod'] = ($this->config['parametres']['modeServeur'] == "prod");

			$contenu = $this->traiterSquelettePhp($squelette, $donnees);

		}

		$this->envoyer($contenu);

	}

	private function formaterNomOriginal($infos_images) {

		$nom_original = 'Inconnu.jpg';

		if(isset($infos_images['nom_original'])) {

			$nom_original = $infos_images['nom_original'].' ';

		}

		return $nom_original;

	}

	private function formaterAttribution($infos_images) {

		$attr = $this->formaterAuteur($infos_images).' [CC BY-SA 2.0 FR], via Tela Botanica';

		return $attr;

	}

	private function formaterAuteur($infos_images) {

		$auteur_fmt = '';

		if (isset($infos_images['pseudo_utilisateur'])) {

			$auteur_fmt .= $infos_images['pseudo_utilisateur'].' ';

		}

		if (trim($auteur_fmt) == '') {

			$auteur_fmt = 'Auteur inconnu';

		}

		return trim($auteur_fmt);

	}

	private function formaterResolutionOriginale($infos_image) {

		$res_fmt = '';

		if (isset($infos_image['hauteur']) && isset($infos_image['largeur'])) {

			$res_fmt = $infos_image['hauteur'].' x '.$infos_image['largeur'].' px';

		} else {

			$res_fmt = 'Taille inconnue';

		}

		return $res_fmt;

	}

	private function formaterDateTeleversement($infos_image) {

		$date = 'Date inconnue';

		if (isset($infos_image['date_creation'])) {

			$date = date('d/m/Y', strtotime($infos_image['date_creation']));

		}

		return $date;

	}

	private function obtenirDescriptionFormats() {

		$this->description_url = sprintf($this->config['chemins']['baseURLServicesCelTpl'], 'CelImageFormat');

		$description = json_decode(file_get_contents($this->description_url), true);

		return $description;

	}

	private function obtenirInformationsImages() {

		$this->infos_images_url = sprintf($this->config['chemins']['baseURLServicesCelTpl'], 'CelImage');

		$infos = json_decode(file_get_contents($this->infos_images_url."/image?imgId=".$this->id_image), true);

		return $infos;

	}

	public static function obtenirLegendeFormatSimplifiee($format) {

		$legende = '';

		if (strpos($format, 'CR') !== false) {

			$legende = '(Carrée, rognée)';

		}

		if (strpos($format, 'C') !== false && strpos($format, 'R') === false) {

			$legende = '(Carrée)';

		}

		return $legende;

	}

}