[enh] add simple theme (WIP)

searx/static/themes/simple/js/searx_src/searx_search.js

@@ -0,0 +1,94 @@
+/**
+* searx 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.
+*
+* searx 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 searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function(w, d, searx) {
+  'use strict';
+
+  var firstFocus = true, qinput_id = "q", qinput;
+
+  function placeCursorAtEnd(element) {
+    if (element.setSelectionRange) {
+      var len = element.value.length;
+      element.setSelectionRange(len, len);
+    }
+  }
+
+  function submitIfQuery() {
+    if (qinput.value.length  > 0) {
+      var search = document.getElementById('search');
+      setTimeout(search.submit.bind(search), 0);
+    }
+  }
+
+  searx.ready(function() {
+    qinput = d.getElementById(qinput_id);
+
+    function placeCursorAtEndOnce(e) {
+      if (firstFocus) {
+        placeCursorAtEnd(qinput);
+        firstFocus = false;
+      } else {
+        // e.preventDefault();
+      }
+    }
+
+    if (qinput !== null) {
+      // autocompleter
+      if (searx.autocompleter) {
+        searx.autocomplete = AutoComplete.call(w, {
+          Url: "./autocompleter",
+          EmptyMessage: searx.noItemFound,
+          HttpMethod: searx.method,
+          MinChars: 4,
+          Delay: 300,
+        }, "#" + qinput_id);
+
+        // hack, see : https://github.com/autocompletejs/autocomplete.js/issues/37
+        w.addEventListener('resize', function() {
+          var event = new CustomEvent("position");
+          qinput.dispatchEvent(event);
+        });
+      }
+
+      qinput.addEventListener('focus', placeCursorAtEndOnce, false);
+      qinput.focus();
+    }
+
+    // vanilla js version of search_on_category_select.js
+    if (qinput !== null && searx.search_on_category_select) {
+      d.querySelector('.help').className='invisible';
+
+      searx.on('#categories input', 'change', function(e) {
+        var i, categories = d.querySelectorAll('#categories input[type="checkbox"]');
+        for(i=0; i<categories.length; i++) {
+          if (categories[i] !== this && categories[i].checked) {
+            categories[i].click();
+          }
+        }
+        if (! this.checked) {
+          this.click();
+        }
+        submitIfQuery();
+        return false;
+      });
+
+      searx.on(d.getElementById('time_range'), 'change', submitIfQuery);
+      searx.on(d.getElementById('language'), 'change', submitIfQuery);
+    }
+
+  });
+
+})(window, document, window.searx);