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115 lines
3.4 KiB
JavaScript
115 lines
3.4 KiB
JavaScript
/* SPDX-License-Identifier: AGPL-3.0-or-later */
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/* global AutoComplete */
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(function (w, d, searxng) {
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'use strict';
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var firstFocus = true, qinput_id = "q", qinput;
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function placeCursorAtEnd (element) {
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if (element.setSelectionRange) {
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var len = element.value.length;
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element.setSelectionRange(len, len);
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}
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}
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function submitIfQuery () {
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if (qinput.value.length > 0) {
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var search = document.getElementById('search');
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setTimeout(search.submit.bind(search), 0);
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}
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}
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function createClearButton (qinput) {
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var cs = document.getElementById('clear_search');
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var updateClearButton = function () {
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if (qinput.value.length === 0) {
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cs.classList.add("empty");
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} else {
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cs.classList.remove("empty");
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}
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};
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// update status, event listener
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updateClearButton();
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cs.addEventListener('click', function () {
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qinput.value = '';
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qinput.focus();
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updateClearButton();
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});
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qinput.addEventListener('keyup', updateClearButton, false);
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}
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searxng.ready(function () {
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qinput = d.getElementById(qinput_id);
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function placeCursorAtEndOnce () {
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if (firstFocus) {
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placeCursorAtEnd(qinput);
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firstFocus = false;
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} else {
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// e.preventDefault();
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}
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}
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if (qinput !== null) {
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// clear button
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createClearButton(qinput);
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// autocompleter
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if (searxng.autocompleter) {
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searxng.autocomplete = AutoComplete.call(w, {
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Url: "./autocompleter",
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EmptyMessage: searxng.translations.no_item_found,
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HttpMethod: searxng.method,
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HttpHeaders: {
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"Content-type": "application/x-www-form-urlencoded",
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"X-Requested-With": "XMLHttpRequest"
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},
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MinChars: 4,
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Delay: 300,
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_Position: function () {
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this.DOMResults.setAttribute("class", "autocomplete");
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this.DOMResults.style.top = (this.Input.offsetTop + this.Input.offsetHeight) + "px";
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this.DOMResults.style.left = this.Input.offsetLeft + "px";
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this.DOMResults.style.width = this.Input.clientWidth + "px";
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},
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}, "#" + qinput_id);
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// hack, see : https://github.com/autocompletejs/autocomplete.js/issues/37
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w.addEventListener('resize', function () {
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var event = new CustomEvent("position");
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qinput.dispatchEvent(event);
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});
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}
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qinput.addEventListener('focus', placeCursorAtEndOnce, false);
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qinput.focus();
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}
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// vanilla js version of search_on_category_select.js
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if (qinput !== null && d.querySelector('.help') != null && searxng.search_on_category_select) {
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d.querySelector('.help').className = 'invisible';
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searxng.on('#categories input', 'change', function () {
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var i, categories = d.querySelectorAll('#categories input[type="checkbox"]');
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for (i = 0; i < categories.length; i++) {
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if (categories[i] !== this && categories[i].checked) {
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categories[i].click();
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}
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}
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if (! this.checked) {
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this.click();
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}
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submitIfQuery();
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return false;
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});
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searxng.on(d.getElementById('safesearch'), 'change', submitIfQuery);
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searxng.on(d.getElementById('time_range'), 'change', submitIfQuery);
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searxng.on(d.getElementById('language'), 'change', submitIfQuery);
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}
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});
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})(window, document, window.searxng);
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