UnivNautes

/*

UnivNautes

Copyright (C) 2014  Entr'ouvert

This program is free software: you can redistribute it and/or modify it under

the terms of the GNU Affero General Public License as published by the Free

Software Foundation, either version 3 of the License, or (at your option) any

later version.

This program is distributed in the hope that it will be useful, but WITHOUT

ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more

details.

You should have received a copy of the GNU Affero General Public License

along with this program.  If not, see <http://www.gnu.org/licenses/>.

*/

function univnautes(bounds) {

    var redirectTimeout;

    var refreshMarkersTimeout;

    var redirectLink = '';

    var searchinput = $('input#search');

    var start_center = [46.5, 2.5];

    if (bounds) {

        var start_lat = (bounds[0][0] + bounds[1][0])/2;

        var start_lon = (bounds[0][1] + bounds[1][1])/2;

        start_center = [start_lat, start_lon];

    }

    var map = L.map('map', {

            center: start_center,

            zoom: 6,

            maxZoom: 16

    });

    L.tileLayer('/map/{z}/{x}/{y}.png').addTo(map);

    L.control.scale( { 'imperial': false, 'updateWhenIdle': true } ).addTo(map);

    map.attributionControl.setPrefix('');

    map.attributionControl.addAttribution('');

    var markers = new L.MarkerClusterGroup({

        spiderfyOnMaxZoom: true,

        showCoverageOnHover: false,

        zoomToBoundsOnClick: true,

        animateAddingMarkers: false,

        disableClusteringAtZoom: 50,

        maxClusterRadius: 25,

        spiderfyDistanceMultiplier: 3,

        singleMarkerMode: true,

    });

    /*

    geoinfos = [ {

        "entityid": "https://shib-idp-1.oru.se/idp/shibboleth", 

        "geo": [ [ 59.7065, 14.5473 ], [ 59.2547, 15.2485 ] ],

        "slug": "orebro-universitet"

    }, ... ]

    */

    function refreshMarkers() {

        console.log('refreshMarkers');

        var searchValue = searchinput.val().toLowerCase();

        var new_markers = new Array();

        for (var i=geoinfos.length-1; i>=0; i--) {

            var geoinfo = geoinfos[i];

            var slug = geoinfo['slug'];

            var listitem = $('#idp-' + slug);

            var name = geoinfo['name'];

            var entityid = geoinfo['entityid'];

            var geo = geoinfo['geo'];

            if (searchValue.length > 2) {

                if (name.toLowerCase().indexOf(searchValue) < 0) {

                    listitem.hide();

                    listitem.addClass('hidden');

                    continue;

                }

            } else {

                var show=false;

                for (var j=geo.length-1; j>=0; j--)

                    if (map.getBounds().contains(geo[j]))

                        show=true;

                if (!show) {

                    listitem.hide();

                    listitem.addClass('hidden');

                    continue;

                }

            }

            listitem.show();

            for (var j=geo.length-1; j>=0; j--) {

                var marker = new L.Marker(geo[j], { title: name,

                                    icon: new L.DivIcon({

                                        html: '<div><span></span></div>',

                                        className: 'marker-cluster marker-cluster-one',

                                        iconSize: new L.Point(40, 40) 

                                    })

                             });

                marker.entityid = entityid;

                marker.bindPopup('<p>' + name + '</p><p align="center"><button class="connexion"><a href="/authsaml2/sso?entity_id=' + entityid + '"></i>Connexion</a></button></p>');

                new_markers.push(marker);

            }

        }

        markers.clearLayers();

        markers.addLayers(new_markers);

    }

    function delayRefresh(e) {

        clearTimeout(refreshMarkersTimeout);

        refreshMarkersTimeout = setTimeout(refreshMarkers, 500);

    }

    if (bounds) {

        map.fitBounds(bounds);

    }

    map.addLayer(markers);

    refreshMarkers();

    map.on('moveend', delayRefresh);

    searchinput.on('keyup webkitspeechchange speechchange', delayRefresh);

}