Use ← or → and Ctrl to navigate to previous, next, first or last page
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// ==UserScript==
// @name Thread Navigating by Arrow keys
// @name:vi Thread Navigating by Arrow keys
// @namespace https://greasyfork.org/scripts/6849-thread-navigating-by-arrow-keys
// @description Use ← or → and Ctrl to navigate to previous, next, first or last page
// @description:vi Use ← or → and Ctrl to navigate to previous, next, first or last page
// @author theheroofvn
// @include /^.*(thread|forum|diendan).*$/
// @include http://www.vn-zoom.com/*
// @require https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js
// @noframes
// @grant GM_addStyle
// @version 6.6
// ==/UserScript==
$(document).ready(function () {
$(window).focus();
function custom_site(list) {
if (list.length === 0) return 0;
for (var i = 0; i < list.length; i++) {
if (location.hostname == list[i].host) {
prev = list[i].prev;
next = list[i].next;
first = list[i].first;
last = list[i].last;
up = list[i].up;
return 1;
}
}
return 0;
}
function checkScriptExist(script) {
return $('script[src*="' + script + '"]').length > 0 ? true : false;
}
function detect_forum() {
if (window.location.hostname === 'forum.xda-developers.com') {
return 'vbb';
}
var result = "";
if (checkScriptExist("vbulletin")) result = "vbb";
else if (checkScriptExist("xenforo")) result = "xenforo";
else if (checkScriptExist("general.js")) result = "mybb";
else if (checkScriptExist("forum_fn.js")) result = "phpbb";
return result;
}
var prev, next, first, last, up, up_sub = '[itemtype="http://data-vocabulary.org/Breadcrumb"] a';
var site_info = [
{
host: "next.voz.vn",
prev: "a.pageNav-jump--prev",
next: "a.pageNav-jump--next",
first: ".pageNav-main>.pageNav-page:first-child>a",
last: ".pageNav-main>.pageNav-page:last-child>a"
}
, {
host: "www.webtretho.com",
prev: "a.arrowPrePage",
next: "a.arrowNextPage",
first: "a.arrowFstPage",
last: "a.arrowLstPage"
}, {
host: "forum.bkav.com.vn",
prev: "a.js-pagenav-prev-button",
next: "a.js-pagenav-next-button",
first: "a[data-page='1']",
last: "a.js-pagenav-button:nth-last-child(2)",
up: "#breadcrumbs a.crumb-link"
}
];
if (custom_site(site_info) === 0) {
switch (detect_forum()) {
case 'vbb':
prev = 'a[rel="prev"]';
next = 'a[rel="next"]';
first = 'a[rel="start"], a[rel="first"]';
last = 'a[title^="Last"], a[title*="uối"]';
up = "span.navbar a, li.navbit a";
break;
case 'xenforo':
prev = ".PageNav a.text:first-child";
next = ".PageNav a.text:last-child:not(.brjtpJumper)";
last = ".PageNav nav > a:nth-last-child(2)";
first = 'a[rel="start"]';
up = "a.crumb";
break;
case 'mybb':
prev = "a.pagination_previous";
next = "a.pagination_next";
first = "a.pagination_first";
last = "a.pagination_last";
up = ".navigation > a";
break;
case 'phpbb':
prev = ".display-options a.left-box.left";
next = ".display-options a.right-box.right";
first = ".pagination > span > a:first-child";
last = ".pagination > span > a:last-child";
up = ".navlinks > .icon-home a";
break;
default:
return;
}
}
var nav = {
prev: function () {
return $(prev);
},
next: function () {
return $(next);
},
first: function () {
if ($(first).length > 0) {
return $(first);
} else {
var $prev = $(prev).first();
if ($prev) {
$prev.attr('href', function (_, value) {
return value.replace(/page=\d+/, 'page=1');
});
return $prev;
} else {
return $();
}
}
},
last: function () {
if ($(last).length > 0) {
return $(last);
} else {
var $next = $(next).first();
if ($next) {
$next.attr('href', function (_, value) {
return value.replace(/page=\d+/, 'page=9999');
});
return $next;
} else {
return $();
}
}
},
up: function () {
return $(up).length > 0 ? $(up).last() : $(up_sub).last();
}
};
var allowed = true;
$(document).keydown(function (e) {
if (!allowed) {
return;
}
allowed = false;
var key = e.keyCode,
action = null;
if (e.ctrlKey) {
allowed = true;
if (key == 39) action = "last";
else if (key == 37) action = "first";
else if (key == 8) action = "up";
} else if (key == 39) {
action = "next";
} else if (key == 37) {
action = "prev";
} else {
return;
}
if (!action || e.target.tagName == "INPUT" || e.target.tagName == "TEXTAREA") {
return;
}
var $anchor = nav[action]();
if ($anchor.length) {
window.location.href = $anchor[0].href;
}
}).keyup(function (e) {
allowed = true;
});
});