| 1 | /**
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| 2 | * Uses zoomleven and mouseposition to call nodelist.py view.
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| 3 | * View returns nodes in json format, values are printed in doc element.
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| 4 | */
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| 5 | function getNodeList(zoomlevel, mousepos){
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| 6 | $.getJSON("nodelist/" + zoomlevel + "," + mousepos.lat + "," + mousepos.lon,
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| 7 | function(json){
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| 8 | content = 'Wireless Leiden nodes on mouseposition:<br /><b>';
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| 9 | $.each(json, function(i,json){
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| 10 | content += json.fields.ssid + '<br />';
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| 11 | });
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| 12 | content += '</b>';
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| 13 | $("#node_list").html(content);
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| 14 | }
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| 15 | );
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| 16 | }
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| 17 |
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| 18 | /**
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| 19 | * Right way to get url parameters?
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| 20 | * http://stackoverflow.com/questions/1403888/get-url-parameter-with-jquery/1404100#1404100
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| 21 | */
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| 22 | function getURLParameter(name) {
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| 23 | return decodeURI(
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| 24 | (RegExp(name + '=' + '(.+?)(&|$)').exec(location.search)||[,null])[1]
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| 25 | );
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| 26 | }
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| 27 |
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| 28 | $(document).ready(function() {
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| 29 | var signallayer = '';
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| 30 | var userlist = new Array();
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| 31 | var nodelist = new Array();
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| 32 |
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| 33 | /**
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| 34 | * Adds colourpicker for layer colour.
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| 35 | * Function set in: 'colourpicker.js'
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| 36 | */
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| 37 | $("#colour").colorPicker();
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| 38 |
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| 39 | /**
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| 40 | * Adds datepicker for start & end date
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| 41 | * Function set in: 'jquery-ui-1.8.13.custom.min.js'
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| 42 | */
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| 43 | $("#start_date").datepicker({
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| 44 | dateFormat: "dd/mm/yy",
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| 45 | onSelect: function(dateValue, inst){
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| 46 | $("#end_date").datepicker("option", "minDate", dateValue);
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| 47 | }
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| 48 | });
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| 49 | $("#end_date").datepicker({
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| 50 | dateFormat: "dd/mm/yy",
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| 51 | });
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| 52 |
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| 53 | /**
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| 54 | * Adds slider for signal strength layer.
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| 55 | * Function set in: 'jquery-ui-1.8.13.custom.min.js'
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| 56 | */
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| 57 | function update_slider(min,max) {
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| 58 | $("#sig_value").text("Signal strength: " + min + " - " + max);
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| 59 | $("#signallayer font").text("All Signal strength: " + min + " - " + max);
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| 60 | };
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| 61 |
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| 62 | $("#slider").slider({
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| 63 | range: true,
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| 64 | min: 0,
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| 65 | max: 100,
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| 66 | values: [0, 100],
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| 67 | // while sliding, it changes the text above the slider to show the values realtime
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| 68 | slide: function(event, sig){
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| 69 | update_slider(sig.values[0], sig.values[1]);
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| 70 | },
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| 71 | // on slider stop, it sets a new URL with updated values and redraws the layer
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| 72 | stop: function(event, sig){
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| 73 | signallayer = map.getLayersByName('signallayer');
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| 74 | signallayer[0].setUrl("tile/${z}/${x},${y}.png?colour=90,90,90&signaal__gte=" + sig.values[0] + "&signaal__lte=" + sig.values[1]);
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| 75 | signallayer[0].redraw();
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| 76 | },
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| 77 | });
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| 78 |
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| 79 |
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| 80 | function init_slider(min, max) {
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| 81 | $("#slider").slider( "option", "values", [min,max] );
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| 82 | signallayer = map.getLayersByName('signallayer');
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| 83 | signallayer[0].setUrl("tile/${z}/${x},${y}.png?colour=90,90,90&signaal__gte=" + min + "&signaal__lte=" + max);
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| 84 | signallayer[0].redraw();
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| 85 | update_slider(min,max);
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| 86 | };
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| 87 |
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| 88 |
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| 89 |
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| 90 | /**
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| 91 | * Toggles layer visibility on checkbox use from layerswitcher.
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| 92 | */
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| 93 | $("#togglelayer").live('click', function(){
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| 94 | layername = $(this).parents('span').attr('id');
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| 95 | layer = map.getLayersByName(layername);
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| 96 | if(this.checked){
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| 97 | layer[0].setVisibility(true);
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| 98 | }
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| 99 | else{
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| 100 | layer[0].setVisibility(false);
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| 101 | }
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| 102 | });
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| 103 |
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| 104 | /**
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| 105 | * Toggles layer visibility per category on checkbox use from layerswitcher.
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| 106 | */
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| 107 | $("#togglecat").live("click", function(){
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| 108 | layertype = $(this).attr('class');
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| 109 | layers = new Array();
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| 110 | layers = $('#' + layertype).children('span');
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| 111 | if(this.checked){
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| 112 | $.each(layers, function(l, layer){
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| 113 | layer = map.getLayersByName(layer.id);
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| 114 | layer[0].setVisibility(true);
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| 115 | $(this).children('input').attr('checked', true);
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| 116 | });
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| 117 | }
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| 118 | else{
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| 119 | $.each(layers, function(l, layer){
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| 120 | layer = map.getLayersByName(layer.id);
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| 121 | layer[0].setVisibility(false);
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| 122 | $(this).children('input').attr('checked', false);
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| 123 | });
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| 124 | }
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| 125 | });
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| 126 |
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| 127 | /**
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| 128 | * Removes layer from map and layerswitcher.
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| 129 | */
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| 130 | $("#rmvlayer").live("click", function(){
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| 131 | layername = $(this).closest('span').attr('id');
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| 132 | layer = map.getLayersByName(layername);
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| 133 | map.removeLayer(layer[0]);
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| 134 | $(this).closest('span').remove();
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| 135 | });
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| 136 |
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| 137 | /**
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| 138 | * Toggles text shown on website.
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| 139 | * 'info' shows info text.
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| 140 | * 'filter' page shows text on filters & filter options.
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| 141 | */
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| 142 | $("#menu_filter").click(function(){
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| 143 | $("#filter").slideToggle("fast");
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| 144 | $("#info").slideUp("fast");
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| 145 | });
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| 146 | $("#menu_info").click(function(){
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| 147 | $("#filter").slideUp("fast");
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| 148 | $("#info").slideToggle("fast");
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| 149 | });
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| 150 | $("#hide_parent").live("click",function(){
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| 151 | parent = $(this).parent("div");
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| 152 | $(parent).slideUp("fast");
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| 153 | });
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| 154 |
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| 155 |
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| 156 |
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| 157 | /**
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| 158 | * Toggles layerswitcher visibility.
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| 159 | * On 'off', toggler shows a '+'.
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| 160 | * On 'on', toggler shows a '-'.
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| 161 | */
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| 162 | $("#layer_switcher_toggle").click(function(){
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| 163 | $("#layer_switcher").toggle();
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| 164 | if($(this).text() == '+'){
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| 165 | $(this).html('-');
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| 166 | }
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| 167 | else{
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| 168 | $(this).html('+');
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| 169 | }
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| 170 | });
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| 171 |
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| 172 | /**
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| 173 | * Toggles category visibility.
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| 174 | * On 'visible', toggler shows a '^'.
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| 175 | * On 'invisible', toggler shows a 'v'.
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| 176 | */
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| 177 | $("#cat_hide").live("click", function(){
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| 178 | cat = $(this).parent('div').next('p').children('span')
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| 179 | cat.toggle();
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| 180 | if(cat.is(":visible")){
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| 181 | //FIXME: images are getting loaded the hard way. Replace '/static/'. '{{ STATIC_URL }}' doesn't seem to work here.
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| 182 | $(this).css('background-image', "url(/static/img/up.png)");
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| 183 | }
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| 184 | else{
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| 185 | $(this).css('background-image', "url(/static/img/down.png)");
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| 186 | }
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| 187 | });
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| 188 |
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| 189 | /**
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| 190 | * Fastest?
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| 191 | * http://stackoverflow.com/questions/170986/what-is-the-best-way-to-add-options-to-a-select-from-an-array-with-jquery
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| 192 | */
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| 193 | $.getJSON("filters/",
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| 194 | function(json) {
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| 195 | $.each(json, function(i,json){
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| 196 | $("#select_user").append($("<option/>").attr("value",json.gebruiker).text(json.gebruiker));
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| 197 | userlist.push(json.gebruiker);
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| 198 | $.each(json.meetrondje, function(m, meetrondje){
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| 199 | $("#select_dataset").append($("<option/>").attr({"class":json.gebruiker, "value":meetrondje.naam}).text(meetrondje.naam));
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| 200 | $.each(meetrondje.nodes, function(n, nodes){
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| 201 | $("#select_node").append($("<option/>").attr({"class":meetrondje.naam, "value":nodes}).text(nodes));
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| 202 | if(jQuery.inArray(nodes, nodelist)<0){
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| 203 | nodelist.push(nodes);
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| 204 | }
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| 205 | });
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| 206 | });
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| 207 | });
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| 208 | // Initiate the chain
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| 209 | $("#select_dataset").chained("#select_user");
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| 210 | $("#select_node").chained("#select_dataset");
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| 211 | }
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| 212 | );
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| 213 |
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| 214 | /**
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| 215 | * Earlier process got all users in JSON and put them in array.
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| 216 | * For each user in array, new layer is added with username as parameter.
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| 217 | * Layercolour is randomized.
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| 218 | * If button is pressed again, layers will be deleted.
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| 219 | */
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| 220 | $('#user_filter').click(function(){
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| 221 | if(this.text=='(Add all users)'){
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| 222 | $.each(userlist, function(u, user){
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| 223 | colour = Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256);
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| 224 | OpenLayers.Layer.OSM.Overlay = OpenLayers.Class(OpenLayers.Layer.OSM, {
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| 225 | initialize: function(name, options) {
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| 226 | var url = [
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| 227 | "tile/${z}/${x},${y}.png?&colour=" + colour + "&meetrondje__gebruiker__naam=" + user
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| 228 | ];
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| 229 | options = OpenLayers.Util.extend({ numZoomLevels: 21 }, options);
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| 230 | var newArguments = [name, url, options];
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| 231 | OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
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| 232 | },
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| 233 | CLASS_NAME: "OpenLayers.Layer.Overlay"
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| 234 | });
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| 235 | filterlayer = new OpenLayers.Layer.OSM.Overlay(user, {isBaseLayer: false, visibility: true});
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| 236 | map.addLayer(filterlayer);
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| 237 | $("#user").append("<span id=\"" + user + "\"><div id='layer_switcher_colour' style='background-color:rgb(" + colour + ")' /><input type=checkbox id=togglelayer checked /><font>" + user + " </font><a id=rmvlayer>X</a><br /></span>");
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| 238 | });
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| 239 | $(this).text('(Del all users');
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| 240 | }
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| 241 | else{
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| 242 | $(this).text('(Add all users)');
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| 243 | $.each($('#user span'), function(s, span){
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| 244 | layer = map.getLayersByName(span.id);
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| 245 | map.removeLayer(layer[0]);
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| 246 | $(span).remove();
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| 247 | });
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| 248 | }
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| 249 | });
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| 250 |
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| 251 | /**
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| 252 | * Earlier process got all nodes in JSON and put them in array.
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| 253 | * For each node in array, new layer is added with node as parameter.
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| 254 | * Layercolour is randomized.
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| 255 | * If button is pressed again, layers will be deleted.
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| 256 | */
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| 257 | $('#node_filter').click(function(){
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| 258 | if(this.text=='(Add all nodes)'){
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| 259 | $.each(nodelist, function(n, node){
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| 260 | colour = Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256);
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| 261 | OpenLayers.Layer.OSM.Overlay = OpenLayers.Class(OpenLayers.Layer.OSM, {
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| 262 | initialize: function(name, options) {
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| 263 | var url = [
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| 264 | "tile/${z}/${x},${y}.png?&colour=" + colour + "&accespoint__ssid=" + node
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| 265 | ];
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| 266 | options = OpenLayers.Util.extend({ numZoomLevels: 21 }, options);
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| 267 | var newArguments = [name, url, options];
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| 268 | OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
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| 269 | },
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| 270 | CLASS_NAME: "OpenLayers.Layer.Overlay"
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| 271 | });
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| 272 | nodefilterlayer = new OpenLayers.Layer.OSM.Overlay(node, {isBaseLayer: false, visibility: true});
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| 273 | map.addLayer(nodefilterlayer);
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| 274 | $("#node").append("<span class='node' id=\"" + node + "\"><div id='layer_switcher_colour' style='background-color:rgb(" + colour + ")' /><input type=checkbox id=togglelayer checked /><font>" + node + " </font><a id=rmvlayer>X</a><br /></span>");
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| 275 | });
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| 276 | $(this).text('(Del all nodes)');
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| 277 | }
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| 278 | else{
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| 279 | $(this).text('(Add all nodes)');
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| 280 | $.each($('#node span'), function(s, span){
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| 281 | layer = map.getLayersByName(span.id);
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| 282 | map.removeLayer(layer[0]);
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| 283 | $(span).remove();
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| 284 | });
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| 285 | }
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| 286 | });
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| 287 |
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| 288 | /**
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| 289 | * Adds a new layer when clicked.
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| 290 | * Filters set by user are used as layer parameters.
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| 291 | * Colour is either chosen or randomized.
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| 292 | * Blank parameters are ignored.
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| 293 | */
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| 294 | $('#add_filter').click(function(){
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| 295 | // get values from elements
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| 296 | user = $('#select_user option:selected').text();
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| 297 | dataset = $('#select_dataset option:selected').text();
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| 298 | wlnode = $('#select_node option:selected').text();
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| 299 | start_date = $('#start_date').val();
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| 300 | end_date = $('#end_date').val();
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| 301 | colour = encodeURIComponent(document.getElementById("colour").value);
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| 302 | lname = encodeURIComponent(document.getElementById("lname").value);
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| 303 |
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| 304 | /**
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| 305 | * On HEX to RGB:
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| 306 | * http://stackoverflow.com/questions/5798868/need-some-tips-with-how-to-convert-a-hexadecimal-color-value-to-a-rgb-one/5798900#5798900
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| 307 | * Note that '#' comes out as '%23', so substr() starts at char 3
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| 308 | */
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| 309 | colour = parseInt((colour.substr(3, 2)),16) + ',' + parseInt((colour.substr(5, 2)),16) + ',' + parseInt((colour.substr(7, 2)),16);
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| 310 |
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| 311 | // some checks if values are correct, and adding them to parts of the link
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| 312 | if (user != ''){user='&meetrondje__gebruiker__naam='+user;}
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| 313 | if (dataset != ''){dataset='&meetrondje__naam='+dataset;}
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| 314 | if (wlnode != ''){wlnode='&accespoint__ssid='+wlnode;}
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| 315 | if (start_date && end_date){
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| 316 | sd_d=start_date.substr(0,2);
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| 317 | sd_m=start_date.substr(3,2);
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| 318 | sd_y=start_date.substr(6,4);
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| 319 |
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| 320 | ed_d=end_date.substr(0,2);
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| 321 | ed_m=end_date.substr(3,2);
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| 322 | ed_y=end_date.substr(6,4);
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| 323 |
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| 324 | start_date='&meetrondje__datum__gte=' + sd_y +'-'+ sd_m +'-'+ sd_d;
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| 325 | end_date='&meetrondje__datum__lte=' + ed_y +'-'+ ed_m +'-'+ ed_d;
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| 326 | }
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| 327 | if (start_date && !end_date){
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| 328 | sd_d=start_date.substr(0,2);
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| 329 | sd_m=start_date.substr(3,2);
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| 330 | sd_y=start_date.substr(6,4);
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| 331 | start_date='&meetrondje__datum__gte=' + sd_y +'-'+ sd_m +'-'+ sd_d;
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| 332 | end_date='';
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| 333 | }
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| 334 | if (!start_date && end_date){
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| 335 | ed_d=end_date.substr(0,2);
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| 336 | ed_m=end_date.substr(3,2);
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| 337 | ed_y=end_date.substr(6,4);
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| 338 | start_date='';
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| 339 | end_date='&meetrondje__datum__lte=' + ed_y +'-'+ ed_m +'-'+ ed_d;
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| 340 | }
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| 341 | if (colour != 'NaN,NaN,NaN'){colour=colour;}
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| 342 | else {colour = Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256);}
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| 343 | if (lname != ''){lname=lname;}
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| 344 | else {lname = 'Custom Filter';}
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| 345 |
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| 346 | // setting layer
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| 347 | OpenLayers.Layer.OSM.Overlay = OpenLayers.Class(OpenLayers.Layer.OSM, {
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| 348 | initialize: function(name, options) {
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| 349 | var url = [
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| 350 | "tile/${z}/${x},${y}.png?&colour=" + colour + user + dataset + wlnode + start_date + end_date
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| 351 | ];
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| 352 | options = OpenLayers.Util.extend({ numZoomLevels: 21 }, options);
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| 353 | var newArguments = [name, url, options];
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| 354 | OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
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| 355 | },
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| 356 |
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| 357 | CLASS_NAME: "OpenLayers.Layer.Overlay"
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| 358 | });
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| 359 |
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| 360 | // adding layer
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| 361 | filterlayer = new OpenLayers.Layer.OSM.Overlay(lname, {isBaseLayer: false, visibility: true});
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| 362 | map.addLayer(filterlayer);
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| 363 |
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| 364 | $("#custom").append("<span id=\"" + lname + "\"><div id='layer_switcher_colour' style='background-color:rgb(" + colour + ")' /><input type=checkbox id=togglelayer checked /><font>" + lname + " </font><a id=rmvlayer>X</a><br /></span>");
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| 365 | });
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| 366 | init_heatmap();
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| 367 | init_slider(35,75);
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| 368 | });
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