<?php
Class Pagination extends aControleur {
	
	private $depart = 0;
	private $limite = 30;
	private $total = 1;
	private $taille_page = 25;
	
	protected $urls = null;
	
	public function Pagination() {
		$this->initialiser();
	}

	 public function initialiser() {
		$this->capturerParametres();
		$this->conteneur = new Conteneur();
		$this->urls = $this->conteneur->getAppUrls();
	}
	
	private function capturerParametres() {
		
		if (isset($_GET['navigation_depart'])) {
			$this->depart = $_GET['navigation_depart'];
			unset($_GET['navigation_depart']);
		}
		if (isset($_GET['navigation_limite'])) {
			$this->limite = $_GET['navigation_limite'];
			unset($_GET['navigation_limite']);
		}
		$this->total = Registre::get('navigation.total');
		if (isset($_GET['navigation_taille_page'])) {
			$this->taille_page = $_GET['navigation_taille_page'];
			unset($_GET['navigation_taille_page']);
		}
	}
	
	public function getPagination() {
		$donnees = array();
		 
		if ($this->depart == 0) {
			$page_en_cours = 1;
		} else if ($this->total != 0) {
			$page_en_cours = floor(($this->depart + 1)/$this->limite + 1);
		}
		 
		$pages_avant_apres = 7;
		$pages_debut_intervalle = 0;
		$nb_pages = 0;
		 
		if ($page_en_cours < $pages_avant_apres)  {
			$pages_debut_intervalle = 1;
		} else {
			$pages_debut_intervalle = $page_en_cours - $pages_avant_apres + 2;
		}	 
		$pages_a_afficher = $this->taille_page;	 
		$intervalle_max = (($page_en_cours) * $this->limite);
		
		$donnees['url_base_pagination'] = '?'.http_build_query($_GET).'&navigation.limite='.$this->limite.'&navigation.depart=';
		 
		$nb_pages = ceil($this->total/$this->limite);
		
		if ($page_en_cours == $nb_pages) {
			$intervalle_max = $this->total;
		}
		 
		$donnees['pages_taille_intervalle'] = $pages_avant_apres;
		$donnees['pages_debut_intervalle'] = $pages_debut_intervalle;
		$donnees['page_en_cours'] = $page_en_cours;
		$donnees['intervalle_min'] = (($page_en_cours-1) * $this->limite);
		$donnees['intervalle_max'] = $intervalle_max;
		$donnees['nb_resultats'] = $this->total;
		$donnees['nb_pages'] = $nb_pages;
		$donnees['taille_page'] = $this->limite;
		
		$vue = $this->getVue('/home/aurelien/web/eflore-consultation/modules/pagination/squelettes/pagination', $donnees);
		return $vue;
	}
}
?>