mirror of
https://github.com/searxng/searxng.git
synced 2024-11-08 22:30:09 +01:00
3ba0d0516e
- npm package update - apply #1226 - implement vim help dialog - display cookies and search URL with preferences - allow to enable / disable Open Access DOI rewrite - add a clear text button on the left of the search button - implement #1011 : the HTML title page is not set when using POST - remove searx/static/themes/simple/img/loader.gif - use full width when only there are only images as result
367 lines
9.1 KiB
JavaScript
367 lines
9.1 KiB
JavaScript
searx.ready(function() {
|
||
|
||
searx.on('.result', 'click', function() {
|
||
highlightResult(this)(true);
|
||
});
|
||
|
||
searx.on('.result a', 'focus', function(e) {
|
||
var el = e.target;
|
||
while (el !== undefined) {
|
||
if (el.classList.contains('result')) {
|
||
if (el.getAttribute("data-vim-selected") === null) {
|
||
highlightResult(el)(true);
|
||
}
|
||
break;
|
||
}
|
||
el = el.parentNode;
|
||
}
|
||
}, true);
|
||
|
||
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'
|
||
}
|
||
};
|
||
|
||
searx.on(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) {
|
||
var tagName = e.target.tagName.toLowerCase();
|
||
if (e.keyCode === 27) {
|
||
if (tagName === 'input' || tagName === 'select' || tagName === 'textarea') {
|
||
vimKeys[e.keyCode].fun();
|
||
}
|
||
} else {
|
||
if (e.target === document.body || tagName === 'a' || tagName === 'button') {
|
||
e.preventDefault();
|
||
vimKeys[e.keyCode].fun();
|
||
}
|
||
}
|
||
}
|
||
});
|
||
|
||
function highlightResult(which) {
|
||
return function(noScroll) {
|
||
var current = document.querySelector('.result[data-vim-selected]'),
|
||
effectiveWhich = which;
|
||
if (current === null) {
|
||
// no selection : choose the first one
|
||
current = document.querySelector('.result');
|
||
if (current === null) {
|
||
// no first one : there are no results
|
||
return;
|
||
}
|
||
// replace up/down actions by selecting first one
|
||
if (which === "down" || which === "up") {
|
||
effectiveWhich = current;
|
||
}
|
||
}
|
||
|
||
var next, results = document.querySelectorAll('.result');
|
||
|
||
if (typeof effectiveWhich !== 'string') {
|
||
next = effectiveWhich;
|
||
} else {
|
||
switch (effectiveWhich) {
|
||
case 'visible':
|
||
var top = document.documentElement.scrollTop || document.body.scrollTop;
|
||
var bot = top + document.documentElement.clientHeight;
|
||
|
||
for (var i = 0; i < results.length; i++) {
|
||
next = results[i];
|
||
var etop = next.offsetTop;
|
||
var ebot = etop + next.clientHeight;
|
||
|
||
if ((ebot <= bot) && (etop > top)) {
|
||
break;
|
||
}
|
||
}
|
||
break;
|
||
case 'down':
|
||
next = current.nextElementSibling;
|
||
if (next === null) {
|
||
next = results[0];
|
||
}
|
||
break;
|
||
case 'up':
|
||
next = current.previousElementSibling;
|
||
if (next === null) {
|
||
next = results[results.length - 1];
|
||
}
|
||
break;
|
||
case 'bottom':
|
||
next = results[results.length - 1];
|
||
break;
|
||
case 'top':
|
||
/* falls through */
|
||
default:
|
||
next = results[0];
|
||
}
|
||
}
|
||
|
||
if (next) {
|
||
current.removeAttribute('data-vim-selected');
|
||
next.setAttribute('data-vim-selected', 'true');
|
||
var link = next.querySelector('h3 a') || next.querySelector('a');
|
||
if (link !== null) {
|
||
link.focus();
|
||
}
|
||
if (!noScroll) {
|
||
scrollPageToSelected();
|
||
}
|
||
}
|
||
};
|
||
}
|
||
|
||
function reloadPage() {
|
||
document.location.reload(true);
|
||
}
|
||
|
||
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 = document.querySelector('.result[data-vim-selected]');
|
||
if (sel === null) {
|
||
return;
|
||
}
|
||
var wtop = document.documentElement.scrollTop || document.body.scrollTop,
|
||
wheight = document.documentElement.clientHeight,
|
||
etop = sel.offsetTop,
|
||
ebot = etop + sel.clientHeight,
|
||
offset = 120;
|
||
// first element ?
|
||
if ((sel.previousElementSibling === null) && (ebot < wheight)) {
|
||
// set to the top of page if the first element
|
||
// is fully included in the viewport
|
||
window.scroll(window.scrollX, 0);
|
||
return;
|
||
}
|
||
if (wtop > (etop - offset)) {
|
||
window.scroll(window.scrollX, etop - offset);
|
||
} else {
|
||
var wbot = wtop + wheight;
|
||
if (wbot < (ebot + offset)) {
|
||
window.scroll(window.scrollX, ebot - wheight + 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() {
|
||
window.scrollTo(0, 0);
|
||
document.querySelector('#q').focus();
|
||
}
|
||
|
||
function openResult(newTab) {
|
||
return function() {
|
||
var link = document.querySelector('.result[data-vim-selected] h3 a');
|
||
if (link !== null) {
|
||
var url = link.getAttribute('href');
|
||
if (newTab) {
|
||
window.open(url);
|
||
} else {
|
||
window.location.href = url;
|
||
}
|
||
}
|
||
};
|
||
}
|
||
|
||
function initHelpContent(divElement) {
|
||
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 = '<a href="#" class="close" aria-label="close" title="close">×</a>';
|
||
html += '<h3>How to navigate searx with Vim-like hotkeys</h3>';
|
||
html += '<table>';
|
||
|
||
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 += '<tr>';
|
||
}
|
||
html += '<td>';
|
||
|
||
html += '<h4>' + cat[0].cat + '</h4>';
|
||
html += '<ul class="list-unstyled">';
|
||
|
||
for (var cj in cat) {
|
||
html += '<li><kbd>' + cat[cj].key + '</kbd> ' + cat[cj].des + '</li>';
|
||
}
|
||
|
||
html += '</ul>';
|
||
html += '</td>'; // col-sm-*
|
||
|
||
if (!first || lastCategory) {
|
||
html += '</tr>'; // row
|
||
}
|
||
}
|
||
|
||
html += '</table>';
|
||
|
||
divElement.innerHTML = html;
|
||
}
|
||
|
||
function toggleHelp() {
|
||
var helpPanel = document.querySelector('#vim-hotkeys-help');
|
||
console.log(helpPanel);
|
||
if (helpPanel === undefined || helpPanel === null) {
|
||
// first call
|
||
helpPanel = document.createElement('div');
|
||
helpPanel.id = 'vim-hotkeys-help';
|
||
helpPanel.className='dialog-modal';
|
||
helpPanel.style='width: 40%';
|
||
initHelpContent(helpPanel);
|
||
var body = document.getElementsByTagName('body')[0];
|
||
body.appendChild(helpPanel);
|
||
} else {
|
||
// togggle hidden
|
||
helpPanel.classList.toggle('invisible');
|
||
return;
|
||
}
|
||
|
||
}
|
||
|
||
});
|