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path: root/searx/static/plugins/js/vim_hotkeys.js
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Diffstat (limited to 'searx/static/plugins/js/vim_hotkeys.js')
-rw-r--r--searx/static/plugins/js/vim_hotkeys.js345
1 files changed, 0 insertions, 345 deletions
diff --git a/searx/static/plugins/js/vim_hotkeys.js b/searx/static/plugins/js/vim_hotkeys.js
deleted file mode 100644
index b0f265cb5..000000000
--- a/searx/static/plugins/js/vim_hotkeys.js
+++ /dev/null
@@ -1,345 +0,0 @@
-$(document).ready(function() {
- highlightResult('top')();
-
- $('.result').on('click', function() {
- highlightResult($(this))();
- });
-
- var vimKeys = {
- 27: {
- key: 'Escape',
- fun: removeFocus,
- des: 'remove focus from the focused input',
- cat: 'Control'
- },
- 73: {
- key: 'i',
- fun: searchInputFocus,
- des: 'focus on the search input',
- cat: 'Control'
- },
- 66: {
- key: 'b',
- fun: scrollPage(-window.innerHeight),
- des: 'scroll one page up',
- cat: 'Navigation'
- },
- 70: {
- key: 'f',
- fun: scrollPage(window.innerHeight),
- des: 'scroll one page down',
- cat: 'Navigation'
- },
- 85: {
- key: 'u',
- fun: scrollPage(-window.innerHeight / 2),
- des: 'scroll half a page up',
- cat: 'Navigation'
- },
- 68: {
- key: 'd',
- fun: scrollPage(window.innerHeight / 2),
- des: 'scroll half a page down',
- cat: 'Navigation'
- },
- 71: {
- key: 'g',
- fun: scrollPageTo(-document.body.scrollHeight, 'top'),
- des: 'scroll to the top of the page',
- cat: 'Navigation'
- },
- 86: {
- key: 'v',
- fun: scrollPageTo(document.body.scrollHeight, 'bottom'),
- des: 'scroll to the bottom of the page',
- cat: 'Navigation'
- },
- 75: {
- key: 'k',
- fun: highlightResult('up'),
- des: 'select previous search result',
- cat: 'Results'
- },
- 74: {
- key: 'j',
- fun: highlightResult('down'),
- des: 'select next search result',
- cat: 'Results'
- },
- 80: {
- key: 'p',
- fun: pageButtonClick(0),
- des: 'go to previous page',
- cat: 'Results'
- },
- 78: {
- key: 'n',
- fun: pageButtonClick(1),
- des: 'go to next page',
- cat: 'Results'
- },
- 79: {
- key: 'o',
- fun: openResult(false),
- des: 'open search result',
- cat: 'Results'
- },
- 84: {
- key: 't',
- fun: openResult(true),
- des: 'open the result in a new tab',
- cat: 'Results'
- },
- 82: {
- key: 'r',
- fun: reloadPage,
- des: 'reload page from the server',
- cat: 'Control'
- },
- 72: {
- key: 'h',
- fun: toggleHelp,
- des: 'toggle help window',
- cat: 'Other'
- }
- };
-
- $(document).keydown(function(e) {
- // check for modifiers so we don't break browser's hotkeys
- if (vimKeys.hasOwnProperty(e.keyCode)
- && !e.ctrlKey
- && !e.altKey
- && !e.shiftKey
- && !e.metaKey)
- {
- if (e.keyCode === 27) {
- if (e.target.tagName.toLowerCase() === 'input') {
- vimKeys[e.keyCode].fun();
- }
- } else {
- if (e.target === document.body) {
- e.preventDefault();
- vimKeys[e.keyCode].fun();
- }
- }
- }
- });
-
- function nextResult(current, direction) {
- var next = current[direction]();
- while (!next.is('.result') && next.length !== 0) {
- next = next[direction]();
- }
- return next
- }
-
- function highlightResult(which) {
- return function() {
- var current = $('.result[data-vim-selected]');
- if (current.length === 0) {
- current = $('.result:first');
- if (current.length === 0) {
- return;
- }
- }
-
- var next;
-
- if (typeof which !== 'string') {
- next = which;
- } else {
- switch (which) {
- case 'visible':
- var top = $(window).scrollTop();
- var bot = top + $(window).height();
- var results = $('.result');
-
- for (var i = 0; i < results.length; i++) {
- next = $(results[i]);
- var etop = next.offset().top;
- var ebot = etop + next.height();
-
- if ((ebot <= bot) && (etop > top)) {
- break;
- }
- }
- break;
- case 'down':
- next = nextResult(current, 'next');
- if (next.length === 0) {
- next = $('.result:first');
- }
- break;
- case 'up':
- next = nextResult(current, 'prev');
- if (next.length === 0) {
- next = $('.result:last');
- }
- break;
- case 'bottom':
- next = $('.result:last');
- break;
- case 'top':
- default:
- next = $('.result:first');
- }
- }
-
- if (next) {
- current.removeAttr('data-vim-selected').removeClass('well well-sm');
- next.attr('data-vim-selected', 'true').addClass('well well-sm');
- scrollPageToSelected();
- }
- }
- }
-
- function reloadPage() {
- document.location.reload(false);
- }
-
- function removeFocus() {
- if (document.activeElement) {
- document.activeElement.blur();
- }
- }
-
- function pageButtonClick(num) {
- return function() {
- var buttons = $('div#pagination button[type="submit"]');
- if (buttons.length !== 2) {
- console.log('page navigation with this theme is not supported');
- return;
- }
- if (num >= 0 && num < buttons.length) {
- buttons[num].click();
- } else {
- console.log('pageButtonClick(): invalid argument');
- }
- }
- }
-
- function scrollPageToSelected() {
- var sel = $('.result[data-vim-selected]');
- if (sel.length !== 1) {
- return;
- }
-
- var wnd = $(window);
-
- var wtop = wnd.scrollTop();
- var etop = sel.offset().top;
-
- var offset = 30;
-
- if (wtop > etop) {
- wnd.scrollTop(etop - offset);
- } else {
- var ebot = etop + sel.height();
- var wbot = wtop + wnd.height();
-
- if (wbot < ebot) {
- wnd.scrollTop(ebot - wnd.height() + offset);
- }
- }
- }
-
- function scrollPage(amount) {
- return function() {
- window.scrollBy(0, amount);
- highlightResult('visible')();
- }
- }
-
- function scrollPageTo(position, nav) {
- return function() {
- window.scrollTo(0, position);
- highlightResult(nav)();
- }
- }
-
- function searchInputFocus() {
- $('input#q').focus();
- }
-
- function openResult(newTab) {
- return function() {
- var link = $('.result[data-vim-selected] .result_header a');
- if (link.length) {
- var url = link.attr('href');
- if (newTab) {
- window.open(url);
- } else {
- window.location.href = url;
- }
- }
- };
- }
-
- function toggleHelp() {
- var helpPanel = $('#vim-hotkeys-help');
- if (helpPanel.length) {
- helpPanel.toggleClass('hidden');
- return;
- }
-
- var categories = {};
-
- for (var k in vimKeys) {
- var key = vimKeys[k];
- categories[key.cat] = categories[key.cat] || [];
- categories[key.cat].push(key);
- }
-
- var sorted = Object.keys(categories).sort(function(a, b) {
- return categories[b].length - categories[a].length;
- });
-
- if (sorted.length === 0) {
- return;
- }
-
- var html = '<div id="vim-hotkeys-help" class="well vim-hotkeys-help">';
- html += '<div class="container-fluid">';
-
- html += '<div class="row">';
- html += '<div class="col-sm-12">';
- html += '<h3>How to navigate searx with Vim-like hotkeys</h3>';
- html += '</div>'; // col-sm-12
- html += '</div>'; // row
-
- for (var i = 0; i < sorted.length; i++) {
- var cat = categories[sorted[i]];
-
- var lastCategory = i === (sorted.length - 1);
- var first = i % 2 === 0;
-
- if (first) {
- html += '<div class="row dflex">';
- }
- html += '<div class="col-sm-' + (first && lastCategory ? 12 : 6) + ' dflex">';
-
- html += '<div class="panel panel-default iflex">';
- html += '<div class="panel-heading">' + cat[0].cat + '</div>';
- html += '<div class="panel-body">';
- html += '<ul class="list-unstyled">';
-
- for (var cj in cat) {
- html += '<li><kbd>' + cat[cj].key + '</kbd> ' + cat[cj].des + '</li>';
- }
-
- html += '</ul>';
- html += '</div>'; // panel-body
- html += '</div>'; // panel
- html += '</div>'; // col-sm-*
-
- if (!first || lastCategory) {
- html += '</div>'; // row
- }
- }
-
- html += '</div>'; // container-fluid
- html += '</div>'; // vim-hotkeys-help
-
- $('body').append(html);
- }
-});
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