[TASK] Add node filter

.eslintrc

@@ -10,3 +10,4 @@ rules:
   "guard-for-in": 0
   "no-undefined": 0
   "no-nested-ternary": 0
+  "no-extend-native": ["error", { "exceptions": ["String"] }]

README.md

@@ -5,6 +5,7 @@
 
 - Add modes - For example add a night layer and style
 - Updates selected node or list (incl. image stats cache-breaker) - not only overview tables
+- Node filter is implemented
 - Zoom level if you click a node (`nodeZoom`) - Zoom level 22 available, but it is to close for a click
 - Formatted Code
 - Translation support - https://crowdin.com/project/meshviewer

app.js

 'use strict';
+// Node search polyfill for mobile browsers and IE
+if (!String.prototype.includes) {
+  String.prototype.includes = function () {
+    return String.prototype.indexOf.apply(this, arguments) !== -1;
+  };
+}
 
 require.config({
   baseUrl: 'lib',

assets/icons/icon.scss

@@ -43,3 +43,4 @@
 @include icon('android-remove', '\f2f4');
 @include icon('ios-person', '\f47e');
 @include icon('layer', '\f229');
+@include icon('filter', '\f38B');

lib/filters/hostname.js

+define(function () {
+  'use strict';
+
+  return function () {
+    var refreshFunctions = [];
+    var timer;
+    var input = document.createElement('input');
+
+    function refresh() {
+      clearTimeout(timer);
+      timer = setTimeout(function () {
+        refreshFunctions.forEach(function (f) {
+          f();
+        });
+      }, 250);
+    }
+
+    function run(d) {
+      return (d.nodeinfo !== undefined ? d.nodeinfo.hostname.toLowerCase().includes(input.value.toLowerCase()) : '');
+    }
+
+    function setRefresh(f) {
+      refreshFunctions.push(f);
+    }
+
+    function render(el) {
+      input.type = 'search';
+      input.placeholder = _.t('sidebar.nodeFilter');
+      input.addEventListener('input', refresh);
+      el.classList.add('filter-node');
+      el.classList.add('ion-filter');
+      el.appendChild(input);
+    }
+
+    return {
+      run: run,
+      setRefresh: setRefresh,
+      render: render
+    };
+  };
+});

lib/gui.js

 define(['chroma-js', 'map', 'sidebar', 'tabs', 'container', 'legend',
   'linklist', 'nodelist', 'simplenodelist', 'infobox/main',
   'proportions', 'forcegraph', 'title', 'about', 'datadistributor',
-  'filters/filtergui'],
+  'filters/filtergui', 'filters/hostname'],
   function (chroma, Map, Sidebar, Tabs, Container, Legend, Linklist,
             Nodelist, SimpleNodelist, Infobox, Proportions, ForceGraph,
-            Title, About, DataDistributor, FilterGUI) {
+            Title, About, DataDistributor, FilterGUI, HostnameFilter) {
     'use strict';
 
     return function (config, router) {
@@ -105,6 +105,9 @@ define(['chroma-js', 'map', 'sidebar', 'tabs', 'container', 'legend',
       fanout.watchFilters(filterGUI);
       header.add(filterGUI);
 
+      var hostnameFilter = new HostnameFilter();
+      fanout.addFilter(hostnameFilter);
+
       sidebar.add(tabs);
       tabs.add('sidebar.actual', overview);
       tabs.add('node.nodes', nodelist);

locale/de.json

@@ -39,6 +39,7 @@
     "copy":"Kopieren"
   },
   "sidebar":{
+    "nodeFilter": "Knotenfilter",
     "nodes":"%{total} Knoten, davon %{online} Knoten online",
     "clients":"mit %{smart_count} Nutzer |||| mit %{smart_count} Nutzern",
     "gateway":"auf %{smart_count} Gateway |||| auf %{smart_count} Gateways",

locale/en.json

@@ -39,6 +39,7 @@
     "copy": "Copy"
   },
   "sidebar": {
+    "nodeFilter": "Node filter",
     "nodes": "%{total} nodes, including %{online} nodes online",
     "clients": "with %{smart_count} client |||| with %{smart_count} clients",
     "gateway": "on %{smart_count} gateway |||| on %{smart_count} gateways",

scss/modules/_filter.scss

@@ -37,4 +37,30 @@
       }
     }
   }
+
+  .filter-node {
+    border: 0;
+    padding: 0 5px;
+    width: 100%;
+
+    &::before {
+      font-size: 1.8em;
+    }
+
+    input {
+      background: transparent;
+      border: 0;
+      border-bottom: 1px solid $color-primary;
+      font-family: $font-family;
+      font-size: $font-size;
+      margin: 0 15px 0 3px;
+      outline: none;
+      padding: 0 2px;
+      width: 100%;
+    }
+
+    button {
+      display: none;
+    }
+  }
 }

scss/night.scss

@@ -35,6 +35,13 @@ html {
     }
   }
 
+  //@import 'modules/filter';
+  .filter-node {
+    input {
+      color: $color-black;
+    }
+  }
+
   //@import 'modules/sidebar';
   .sidebar {
     .infobox, .container {