<?php

// +-------------------------------------------------+
//  2002-2004 PMB Services / www.sigb.net pmb@sigb.net et contributeurs (voir www.sigb.net)
// +-------------------------------------------------+
// $Id: search_segment_search_result.class.php,v 1.81.2.12.2.15 2026/07/16 08:16:04 tsamson Exp $

if (stristr($_SERVER['REQUEST_URI'], ".class.php")) {
    die("no access");
}

global $base_path,$include_path,$class_path,$msg;
require_once($class_path."/search_universes/search_segment_facets.class.php");
require_once($class_path."/search_universes/search_universes_history.class.php");
require_once($class_path."/searcher/searcher_factory.class.php");
require_once($class_path."/more_results.class.php");
require_once($include_path.'/search_queries/specials/combine/search.class.php');
require_once($include_path.'/search_queries/specials/combine_extended_search/search.class.php');
require_once($class_path.'/cms/cms_editorial_searcher.class.php');
require_once($class_path.'/elements_list/elements_cms_editorial_articles_list_ui.class.php');
require_once($class_path.'/elements_list/elements_cms_editorial_sections_list_ui.class.php');
require_once($class_path.'/elements_list/elements_concepts_list_ui.class.php');
require_once($class_path.'/elements_list/elements_external_records_list_ui.class.php');
require_once($class_path.'/elements_list/elements_animations_list_ui.class.php');
require_once $class_path.'/entities.class.php';
require_once $class_path."/search_universes/search_segment_searcher_authorities.class.php";
require_once $class_path."/searcher/searcher_animations_extended.class.php";
require_once($include_path.'/search_queries/specials/dynamic_value/search.class.php');

class search_segment_search_result
{
    /**
     * Segment
     *
     * @var search_segment
     */
    protected $segment;

    /**
     * Searcher
     *
     * @var searcher_extended|searcher_external_extended|opac_searcher_generic|search_segment_searcher_authorities
     */
    protected $searcher;

    /**
     * Human query
     *
     * @var string
     */
    public $human_query = "";

    public const IS_SUB_RMC = true;
    public const IS_NOT_SUB_RMC = false;

    private $first_search_history = true;

	/**
	 * Constructeur
	 *
	 * @param search_segment $segment
	 */
    public function __construct($segment)
    {
        $this->segment = $segment;
    }

	/**
	 * Retourne les facettes
	 *
	 * @return string
	 */
    public function get_display_facets()
    {
        global $es, $base_path;

        $this->init_session_facets();

		$segment_facets = search_segment_facets::get_instance('', $this->segment->get_id());
        $segment_facets->set_segment_search($es->json_encode_search());

        $content = $es->make_segment_search_form($base_path.'/index.php?lvl=search_segment&id='.$this->segment->get_id().'&action=segment_results'.search_universe::get_segments_dynamic_params(), 'form_values', "", true);

		$facettes_tpl = '';
        $facettes_tpl .= $segment_facets->call_facets($content);
        return $facettes_tpl;
    }

    /**
     * Retourne le searcher
     *
     * @return searcher_extended|searcher_external_extended|opac_searcher_generic|search_segment_searcher_authorities
     */
    public function get_searcher()
    {
        if (!isset($this->searcher)) {
            switch (true) {
                case $this->segment->get_type() == TYPE_NOTICE:
                    $this->searcher = searcher_factory::get_searcher('records', 'extended');
                    break;
                case $this->segment->get_type() == TYPE_CMS_EDITORIAL:
                    $this->searcher = searcher_factory::get_searcher('cms', 'extended');
                    break;
                case $this->segment->get_type() == TYPE_EXTERNAL:
                    $this->searcher = new searcher_external_extended();
                    break;
                case $this->segment->get_type() == TYPE_ANIMATION:
                    $this->searcher = searcher_factory::get_searcher('animations', 'extended');
                    break;
                case intval($this->segment->get_type()) > 10000:
                    $class_id = $this->segment->get_type() - 10000;
                    $this->searcher = new search_segment_searcher_ontologies($class_id);
                    break;
                default:
                    if (intval($this->segment->get_type()) > 1000) {
                        $auth_type = TYPE_AUTHPERSO;
                    } else {
                        $auth_type = $this->segment->get_type();
                    }

                    $this->searcher = new search_segment_searcher_authorities();
                    $this->searcher->init_authority_param(entities::get_aut_table_from_type($auth_type));
                    break;
            }
        }
        return $this->searcher;
    }

	/**
	 * Retourne le nombre de resultats
	 *
	 * @param boolean $ajax_mode (optional, default: false) Permet de faire un session_write_close
	 * @param boolean $is_sub_rmc (optional, default: self::IS_NOT_SUB_RMC)
	 * @return int
	 */
    public function get_nb_results($ajax_mode = false, $is_sub_rmc = self::IS_NOT_SUB_RMC)
    {
        global $search_type;

        $search_type = "search_universes";

        // a reprendre plus tard, on reinitialise le searcher pour jouer plusieurs recherches de suite.
        // Merci les singletons !
        $this->searcher = null;

        $this->prepare_segment_search($is_sub_rmc);
        //search_segment_facets::make_facette_search_env();
        if (!$is_sub_rmc) {
            $this->checked_facette_search();
            rec_history();
        }

        if ($ajax_mode) {
            // Afin de paralléliser les recherches AJAX, on ferme la session PHP
            session_write_close();
        }
        $this->get_searcher();
        //En recherche * en ajax on simplifie le traitement, on recupere juste le set et on compte les elements
        //Uniquement pour les types de segments dont le set definit seul le perimetre :
        //pour les autorites, le searcher applique en plus la restriction au type d'autorite du segment
        if($this->searcher->user_query == "*" && $ajax_mode
            && in_array($this->segment->get_type(), [TYPE_NOTICE, TYPE_CMS_EDITORIAL, TYPE_ANIMATION])) {
            $temp_table = $this->segment->get_set()->make_search();
            $query = "SELECT COUNT(*) FROM $temp_table";
            $result = pmb_mysql_query($query);
            if(pmb_mysql_num_rows($result)) {
                return intval(pmb_mysql_result($result, 0, 0));
            }
        }
        return $this->searcher->get_nb_results();
    }

	/**
	 * Retourne la table de recherche
	 *
	 * @return string
	 */
    public function get_searcher_table()
    {
        if (!isset($this->searcher)) {
            $this->get_nb_results();
        }
        if (!empty($this->searcher->table)) {
            return $this->searcher->table;
        }
        return "";
    }

	/**
	 * Checked facette search
	 *
	 * @return void
	 */
    protected function checked_facette_search()
    {
        if ($this->segment->get_type() == TYPE_EXTERNAL) {
            search_segment_external_facets::checked_facette_search();
            return;
        }
        search_segment_facets::checked_facette_search();
    }

	/**
	 * Prepare la recherche du segment
	 *
	 * @param boolean $is_sub_rmc
	 * @return void
	 */
    protected function prepare_segment_search($is_sub_rmc)
    {
        global $refine_user_rmc;
        global $refine_user_query;
        global $search;
        global $deleted_search_nb;
        global $es;
        global $new_search;

        if (!is_object($es)) {
            $es = $this->get_search_instance();
        }

        if (!is_array($search) || (!empty($new_search) && !$is_sub_rmc)) {
            $search = [];
        }

        // On enleve les champs vides de la recherche
        $es->reduct_search();

        // search_universes_history::update_json_search_with_history();
        if (!empty(search_universe::$start_search["segment_json_search"]) && empty($new_search) && !$is_sub_rmc) {
            $es->json_decode_search(stripslashes(search_universe::$start_search["segment_json_search"]));
        }
        // partage de recherche
        if (!empty(search_universe::$start_search["shared_serialized_search"]) && empty($new_search) && !$is_sub_rmc) {
            $es->json_decode_search(stripslashes(search_universe::$start_search["shared_serialized_search"]));
        }

        //on le reinitialise pour l'affinage,
        //cela evite de boucler a l'infini a cause du singleton de cette classe
        if (search_universe::$start_search["launch_search"]) {
            if (!in_array('s_10', $search) && !$is_sub_rmc) {
                if ($this->segment->use_dynamic_field()) {
                    $this->explode_search();
                } else {
                    $this->add_special_search_index(10, $this->segment->get_id());
                }
            }
            if (search_universe::$start_search["query"]) {
                if (search_universe::$start_search["type"] == "extended") {
                    $this->add_special_search_index(11, stripslashes(search_universe::$start_search["query"]));
                }
                if (search_universe::$start_search["type"] == "simple") {
                    $user_query_mc = combine_search::simple_search_to_mc(stripslashes(search_universe::$start_search["query"]), true, $this->get_type_from_segment());
                    $es->json_decode_search($user_query_mc);
                }
            }
        }
        //affinage
        if (!empty($refine_user_rmc)) {
            $this->add_special_search_index(11, stripslashes($refine_user_rmc));
        } elseif (!empty($refine_user_query)) {
            $user_query_mc = combine_search::simple_search_to_mc(stripslashes($refine_user_query), true, $this->get_type_from_segment());
            $es->json_decode_search($user_query_mc);
        }

        if (isset($deleted_search_nb)) {
            $es->delete_search($deleted_search_nb);
        }
        $this->init_global_universe_id();
    }

	/**
	 * Explode search
	 *
	 * @return void
	 */
    private function explode_search()
    {
        global $es, $search;
        $es->json_decode_search($this->segment->get_set()->get_data_set(), true);

        if (is_array($search) && in_array("s_12", $search)) {
            for ($i = 0 ; $i < count($search) ; $i++) {
                if ($search[$i] == "s_12") {
                    $dynamic_value = new dynamic_value(12, $i, [], $es);
                    $explode_search = $dynamic_value->get_serialize_search();
                    $this->add_special_search_index(11, stripslashes($explode_search), "and", $i);
                    unset($dynamic_value);
                }
            }
        }
    }

	/**
	 * Ajouter un critère de recherche
	 *
	 * @param integer $search_id
	 * @param string $value
	 * @param string $inter
	 * @param int|null $index
	 * @return void
	 */
    protected function add_special_search_index(int $search_id, $value, $inter = "and", $index = null)
    {
        global $search;

		if (!is_array($search)) {
			$search = [];
		}

        $new_index = count($search);
        if (isset($index)) {
            $new_index = $index;
        }

        $search[$new_index] = 's_'.$search_id;

        global ${'inter_'.$new_index.'_s_'.$search_id};
        global ${'op_'.$new_index.'_s_'.$search_id};
        global ${'field_'.$new_index.'_s_'.$search_id};

        if ($new_index == 0) {
            ${'inter_'.$new_index.'_s_'.$search_id} = "";
        } else {
            ${'inter_'.$new_index.'_s_'.$search_id} = $inter;
        }
        ${'op_'.$new_index.'_s_'.$search_id} = 'EQ';
        ${'field_'.$new_index.'_s_'.$search_id} = [$value];
    }

	/**
	 * Retourne l'affichage des resultats
	 *
	 * @param boolean $display_navbar
	 * @param boolean $display_sort_selector
	 * @return string
	 */
    public function get_display_results($display_navbar = true, $display_sort_selector = true)
    {
        global $base_path, $charset, $msg;
        global $debut,$opac_search_results_per_page, $count, $page, $es;
        global $facettes_tpl;
        global $opac_short_url, $opac_allow_bannette_priv, $add_cart_link_spe;
        global $opac_visionneuse_allow,$link_to_visionneuse,$sendToVisionneuseSegmentSearch;
        global $opac_show_suggest,$link_to_print_search_result_spe,$opac_resa_popup;
        global $opac_rgaa_active;

        $count = $this->get_nb_results();

        if($display_navbar) {
            $facettes_tpl = $this->get_display_facets();
        }

        $html = '<div id="search_universe_segment_result_list">';
        //il faudrait revoir ce systeme de globales
        if($count > 0) {
            if($opac_rgaa_active) {
                // ouverture div pour contenir toutes les fonctionnalites
                $html .= "<div id='search_universe_segment_result_tools' class='result_tools'>";
            }
            //Impression des resultats
            if($this->get_type_from_segment() == TYPE_NOTICE || $this->get_type_from_segment() == TYPE_EXTERNAL) {
                $link_to_print_search_result_spe =  str_replace('!!spe!!', '&mode='.$this->get_type_from_segment(), $link_to_print_search_result_spe);
                $html .= "<span class='print_search_result'>".$link_to_print_search_result_spe."</span>";
            }
            if ($display_sort_selector) {
                //Selecteur de tri
                $search_segment_sort = $this->segment->get_sort();
                if(!empty($search_segment_sort->get_sort()) && !strpos($search_segment_sort->get_sort(), "segment_sort_name_default")) {
                    $affich_tris_result_liste = $search_segment_sort->show_tris_selector_segment();
                    $html .=  $affich_tris_result_liste;
                }
            }
            //Ajout au Panier
            if($add_cart_link_spe && $this->get_type_from_segment() == TYPE_NOTICE || $this->get_type_from_segment() == TYPE_EXTERNAL) {
                $add_cart_link_spe =  str_replace('!!spe!!', '&mode='.$this->get_type_from_segment(), $add_cart_link_spe);
                $html .= $add_cart_link_spe;

            }

            //Visionneuse
            if($opac_visionneuse_allow && $this->get_type_from_segment() == TYPE_NOTICE) {
                $nbexplnum_to_photo = $this->get_searcher()->get_nb_explnums();
            }
            if($opac_visionneuse_allow && $this->get_type_from_segment() == TYPE_NOTICE && $nbexplnum_to_photo) {
                $html .= "<span class=\"espaceResultSearch\">&nbsp;&nbsp;&nbsp;</span>".$link_to_visionneuse;
                $html .= $sendToVisionneuseSegmentSearch;
            }
            //On enregistre en session les resultats de la recherche
            //Utile pour l'impression des résultats et shorturls
            $_SESSION['search_segment_result'][$this->segment->get_id()] = implode(",", $this->get_sorted_result($count));

            //affinage de la rmc dans l univers
            $html .= $this->get_refine_template();
            // url courte
            if($opac_short_url) {
                search_universe::$start_search["shared_serialized_search"] = $es->json_encode_search();

                $shorturl_search = new shorturl_type_segment();

                //On propose le partage de flux RSS uniquement dans le cas de notices
                if ($this->get_type_from_segment() == TYPE_NOTICE || $this->get_type_from_segment() == TYPE_EXTERNAL) {
                    $html .= $shorturl_search->get_display_shorturl_in_result("rss", $this->get_type_from_segment());
                }
                $html .= $shorturl_search->get_display_shorturl_in_result("permalink");
            }
            //Suggestion de resultats
            if ($opac_show_suggest && $this->get_type_from_segment() == TYPE_NOTICE) {

                $bt_sugg = "&nbsp;&nbsp;&nbsp;<span class='search_bt_sugg'>";

                switch($opac_resa_popup) {
                    case 1 :
                        if($opac_rgaa_active) {
                            $bt_sugg .= "<a href=\"#\" onClick=\"w=window.open('./do_resa.php?lvl=make_sugg&oresa=popup','doresa'); w.focus(); return false;\" ";
                        } else {
                            $bt_sugg .= "<a href=\"#\" onClick=\"w=window.open('./do_resa.php?lvl=make_sugg&oresa=popup','doresa','scrollbars=yes,width=600,height=600,menubar=0,resizable=yes'); w.focus(); return false;\" ";
                        }
                        break;
                    case 2 :
                        $bt_sugg .= "<a href=\"#\" onClick=\"w=window.open('./do_resa.php?lvl=make_sugg&oresa=popup','doresa'); w.focus(); return false;\" ";
                        break;
                    default :
                        $bt_sugg .= "<a href=\"./do_resa.php?lvl=make_sugg&oresa=popup\" ";
                        break;
                }

                /*
                if ($opac_resa_popup) {
                    if ($opac_rgaa_active) {
                        $bt_sugg .= "<a
                            href=\"./do_resa.php?lvl=make_sugg&oresa=popup\"
                            target=\"_blank\"
                            onClick=\"w=window.open('./do_resa.php?lvl=make_sugg&oresa=popup', 'doresa', 'scrollbars=yes,width=600,height=600,menubar=0,resizable=yes'); w.focus(); return false;\" ";
                    } else {
                        $bt_sugg .= "<a href=\"#\" onClick=\"w=window.open('./do_resa.php?lvl=make_sugg&oresa=popup','doresa','scrollbars=yes,width=600,height=600,menubar=0,resizable=yes'); w.focus(); return false;\" ";
                    }
                } else {
                    $bt_sugg .= "<a href=\"./do_resa.php?lvl=make_sugg&oresa=popup\" ";
                }
                */

                $bt_sugg .= " title='".htmlentities($msg["empr_bt_make_sugg"], ENT_QUOTES, $charset)."' >";
                $bt_sugg .= $msg['empr_bt_make_sugg'];
                $bt_sugg .= "</a></span>";

                $html .= $bt_sugg;
            }

            // pour la DSI - création d'une alerte

            if ($this->get_type_from_segment() == TYPE_NOTICE &&
                $opac_allow_bannette_priv &&
                (
                    (isset($_SESSION['abon_cree_bannette_priv']) && $_SESSION['abon_cree_bannette_priv'] == 1) ||
	                $opac_allow_bannette_priv == 2
                )
            ) {
                //Timeout pour éviter l'erreur NS_BINDING_ABORTED qui peut arriver parfois
                if($opac_rgaa_active) {
                    $html .= "<a href='".$base_path."/empr.php?lvl=bannette_creer' class='bouton btn_dsi btn_dsi_add' title='".htmlspecialchars($msg['dsi_bt_bannette_priv'], ENT_QUOTES, $charset)."' onClick=\"document.form_values.action='./empr.php?lvl=bannette_creer'; setTimeout(function() { document.form_values.submit(); }, 100);\">{$msg['dsi_bt_bannette_priv']}</a>";
                } else {
                    $html .= "<input role='link' type='button' class='bouton btn_dsi btn_dsi_add' name='dsi_priv' value='".htmlspecialchars($msg['dsi_bt_bannette_priv'], ENT_QUOTES, $charset)."' onClick=\"document.form_values.action='./empr.php?lvl=bannette_creer'; setTimeout(function() { document.form_values.submit(); }, 100);\" />";
                }
                $html .= "<span class=\"espaceResultSearch\">&nbsp;</span>";
            }

            if($opac_rgaa_active) {
                // fermeture div des fonctionnalités
                $html .= "</div>";
            }

            $html .= "<h4 id='segment_search_results' class='segment_search_results searchResult-search'>";
            $html .= "<span id='segment_search_nb_results' class='segment_search_nb_results searchResult-nbResults'>".$count."</span> ";
            $html .= htmlentities($msg['results'], ENT_QUOTES, $charset);
            if($opac_rgaa_active){
                $html.= ' ' .htmlentities($msg['search_segment_new_search_rgaa'], ENT_QUOTES, $charset) . ' &quot;<span id="segment_search_human_query">' .
                    (!empty(search_universe::$start_search["human_query"]) ? search_universe::$start_search["human_query"] : htmlentities(stripslashes(search_universe::$start_search["query"]), ENT_QUOTES, $charset ))  .
                "</span>&quot;";
            }
            $html .= "</h4>";

            if(!$page) {
                $debut = 0;
            } else {
                $debut = ($page - 1) * $opac_search_results_per_page;
            }

            $sorted_results = $this->get_sorted_result();

            if(is_string($sorted_results)) {
                $sorted_results = explode(',', $sorted_results);
            }

            if (count($sorted_results)) {
                $_SESSION['tab_result_current_page'] = implode(",", $sorted_results);
            } else {
                $_SESSION['tab_result_current_page'] = "";
            }
        //TODO cartographie ?
        //print searcher::get_current_search_map(0);
        } else {
            $html .= "<h4 id='segment_search_results' class='segment_search_results'>".htmlentities($msg['no_result'], ENT_QUOTES, $charset)."</h4>";
        }
        //ajout de l'id type sur la div englobante
        $segment_string_type = entities::get_entity_name_from_type($this->get_type_from_segment());
        $html .= '<div
                    id="search_universe_segment_result_list_content"
                    class="search_universe_segment_result_list_content'.(!empty($segment_string_type) ? '_'.$segment_string_type : '').'
                    segment_result_list_'.$this->segment->get_id().'"
                >';
        if (!empty($sorted_results)) {
            switch($this->get_type_from_segment()) {
                case TYPE_NOTICE:
                    $html .= aff_notice(-1);
                    $recherche_ajax_mode = 0;
                    if (!empty($sorted_results)) {
                        for ($i = 0 ; $i < count($sorted_results);$i++) {
                            if($i > 4) {
                                $recherche_ajax_mode = 1;
                            }
                            $html .= pmb_bidi(aff_notice($sorted_results[$i], 0, 1, 0, "", "", 0, 0, $recherche_ajax_mode));
                        }
                    }
                    $html .= aff_notice(-2);
                    break;
                case TYPE_CMS_EDITORIAL:
                    $cms_list_ui = new elements_cms_editorial_list_ui($sorted_results, $count, true);
                    $cms_list_ui->set_link($this->segment->get_search_segment_data());
                    $html .= $cms_list_ui->get_elements_list();
                    break;
                case TYPE_EXTERNAL:
                    if(!empty($sorted_results)) {
                        $elements_list_ui = new elements_external_records_list_ui($sorted_results, $count, true);
                        $html .= $elements_list_ui->get_elements_list();
                    }
                    break;
                case TYPE_ANIMATION:
                    if(!empty($sorted_results)) {
                        $elements_list_ui = new elements_animations_list_ui($sorted_results, $count, true);
                        $html .= $elements_list_ui->get_elements_list();
                    }
                    break;
                default:
                    if(!empty($sorted_results)) {
                        if(intval($this->segment->get_type()) > 10000) {
                            $elements_list_ui = new elements_onto_list_ui($sorted_results, $count, false);
                            $class_id = $this->segment->get_type() - 10000;
                            $ontology = new ontology(ontologies::get_ontology_id_from_class_uri(onto_common_uri::get_uri($class_id)));
                            $elements_list_ui->set_ontology($ontology->get_handler()->get_ontology());
                        } else {
                            $elements_list_ui = new elements_authorities_list_ui($sorted_results, $count, true);
                        }
                        $html .= $elements_list_ui->get_elements_list();
                    }
                    break;
            }
        }

        $html .= facette_search_compare::form_write_facette_compare();
        if($display_navbar) {
            $html .= more_results::get_navbar();
        }
        $html .= "</div>";
        return $html;
    }

	/**
	 * Initialise la session pour les facettes
	 *
	 * @return string
	 */
    protected function init_session_facets()
    {
        $tab_result = $this->get_searcher()->get_result();
        $_SESSION['segment_result'][$this->segment->get_id()] = $this->searcher->get_result();
        return $tab_result;
    }

	/**
	 * Retourne le type du segment
	 *
	 * @return int
	 */
    protected function get_type_from_segment()
    {
        return $this->segment->get_type();
    }

	/**
	 * Definit l'id de l'univers en globale
	 *
	 * @return void
	 */
    protected function init_global_universe_id()
    {
        global $universe_id;
        global $search_index;

        //si on ne provient pas d'un univers, n'y d'un historique
        if (empty($universe_id) && empty($search_index)) {
            $universe_id = $this->segment->get_num_universe();
        }
    }

	/**
	 * Retourne le resultat trie
	 *
	 * @param integer $nb_result
	 * @return array
	 */
    public function get_sorted_result($nb_result = 0)
    {
        global $debut, $opac_search_results_per_page;

		$nb_result = empty($nb_result) ? $opac_search_results_per_page : $nb_result;
		$debut = $debut ?? 0;

        switch (true) {
            case (!empty($this->segment->get_sort()->get_sort())):
				$cache_result = $this->_get_sorted_results_in_cache($nb_result);
				if ($cache_result === false) {
					$object_ids = explode(",", $this->searcher->notices_ids ?? $this->searcher->objects_ids);
					$sorted_results = $this->segment->get_sort()->sort_data($object_ids, $this->searcher->make_temporary_table_with_pert(), $debut, $nb_result);
					$this->_set_sorted_results_in_cache($sorted_results, $nb_result);
					return $sorted_results;
				}
				return $cache_result;

            case (get_class($this->searcher) == 'searcher_extended'):
            case (get_class($this->searcher) == 'searcher_external_extended'):
            case (get_class($this->searcher) == 'search_segment_searcher_authorities'):
                return $this->searcher->get_sorted_result("default", $debut, $nb_result);

            default:
                return explode(",", $this->searcher->notices_ids ?? $this->searcher->objects_ids);
        }
    }

    /**
     * Supprime le cache expire
     *
     * @return void
     */
    protected function _delete_search_cache()
    {
        pmb_mysql_query('DELETE FROM search_cache WHERE delete_on_date < NOW()');
    }

	/**
	 * Retourne le cache des resultats tries
	 * ! Ne pas appeler directement, passer par "get_sorted_result"
	 *
	 * @see search_segment_search_result::get_sorted_result()
	 * @return array|false
	 */
	protected function _get_sorted_results_in_cache($nb_result = 0)
	{
        $this->_delete_search_cache();

		$query = 'SELECT value FROM search_cache WHERE object_id="' . addslashes($this->_get_sign_sorted_results_in_cache($nb_result)) . '"';
        $result = pmb_mysql_query($query);
        if ($result && pmb_mysql_num_rows($result)) {
            $row = pmb_mysql_fetch_assoc($result);
            $value = unserialize(gzuncompress($row['value']), ['allowed_classes' => false]);
            if (is_array($value) && isset($value["objects_ids"])) {
                return $value["objects_ids"];
            }
        }
        return false;
	}

    /**
     * Retourne la signature du cache des resultats tries
     *
     * @param integer $nb_result (optionnel, defaut 0)
     * @return string
     */
    protected function _get_sign_sorted_results_in_cache($nb_result = 0)
    {
        global $lang, $debut, $opac_search_results_per_page;

		$nb_result = empty($nb_result) ? $opac_search_results_per_page : $nb_result;
		$debut = $debut ?? 0;
		$sort = $this->segment->get_sort()->recupTriParId($this->segment->get_id());

        return md5(http_build_query([
            // Emprunteur
            'session_id' => session_id(),
            'lang' => $lang,
            'opac_view' => (isset($_SESSION['opac_view']) ? $_SESSION['opac_view'] : ''),
            // Univers et segment
            'universe_id' => $this->segment->get_num_universe(),
            'segment_id' => $this->segment->get_id(),
            // Recherche
            'sort' => implode(",", $sort),
            'search_type' => search_universe::$start_search['type'] ?? 'simple',
            'user_query' => search_universe::$start_search['query'] ?? '*',
            'debut' => $debut,
            'nb_result' => $nb_result,
            'objects_ids' => $this->get_searcher()->notices_ids ?? $this->get_searcher()->objects_ids
        ]));
    }

	/**
	 * Enregistre dans le cache les resultats tries
	 *
	 * @param array $sorted_results
     * @param integer $nb_result (optional, default: 0)
	 * @return void
	 */
	protected function _set_sorted_results_in_cache($sorted_results, $nb_result = 0)
	{
        global $opac_search_cache_duration;

        $sign = $this->_get_sign_sorted_results_in_cache($nb_result);
        $str_to_cache = gzcompress(serialize(["objects_ids" => $sorted_results]));

        if (! pmb_mysql_num_rows(pmb_mysql_query('SELECT 1 FROM search_cache WHERE object_id = "' . addslashes($sign) . '" LIMIT 1'))) {
            $insert = "INSERT INTO search_cache SET object_id ='" . addslashes($sign) . "', value ='" . addslashes($str_to_cache) . "', delete_on_date = now() + interval " . $opac_search_cache_duration . " second";
            pmb_mysql_query($insert);
        }
	}

    /**
     * Retourne l'instance de recherche correspondant au type de segment
     *
     * @param boolean $use_opac_xml (optional, default: false)
     * @return search|search_authorities|search_ontology
     */
    public function get_search_instance($use_opac_xml = false)
    {
        switch ($this->get_type_from_segment()) {
            case TYPE_NOTICE:
                $search = search::get_instance($use_opac_xml ? 'search_fields' : 'search_fields_gestion');
                break;

            case TYPE_CMS_EDITORIAL:
                $search = search::get_instance('search_fields_cms_editorial');
                break;

            case TYPE_EXTERNAL:
                $search = search::get_instance($use_opac_xml ? 'search_fields_unimarc' : 'search_fields_unimarc_gestion');
                break;

            case TYPE_ANIMATION:
                $search = search::get_instance('search_fields_animations');
                break;

            default:
                if (intval($this->get_type_from_segment()) > 10000) {
                    $class_id = $this->get_type_from_segment() - 10000;
                    $ontology = new ontology(ontologies::get_ontology_id_from_class_uri(onto_common_uri::get_uri($class_id)));
                    $search = new search_ontology(
                        $use_opac_xml ? "search_fields_ontology" : "search_fields_ontology_gestion",
                        $ontology->get_handler()->get_ontology()
                    );
                } else {
                    $search = search::get_instance($use_opac_xml ? 'search_fields_authorities' : 'search_fields_authorities_gestion');
                }
                break;
        }
        return $search;
    }

    private function get_refine_template() {
        global $base_path, $msg, $opac_search_allow_refinement, $search_index;
        $template = "";
        if($opac_search_allow_refinement){
            $search_type = (search_universe::$start_search["type"] ?? "simple")."_search";
            $template .= <<<HTML
            <span class="affiner_recherche">
                <a href="{$base_path}/index.php?lvl=search_universe&id={$this->segment->get_num_universe()}&universe_history={$search_index}&search_universe_type={$search_type}#searchform" title="{$msg["affiner_recherche"]}">{$msg["affiner_recherche"]}</a>
            </span>
            HTML;
        }
        return $template;
    }
}
