Lastest Doc Redirector (python, django, ruby)

Redirect the version you googled to the latest doc versions.
Verze ze dne 22. 04. 2017. Zobrazit nejnovější verzi.
Zeptejte se na otázku, přidejte recenzi nebo skript nahlašte.
Wrap lines
// ==UserScript==
// @name         Lastest Doc Redirector (python, django, ruby)
// @name:vi      Chuyển trang tài liệu mới nhất (python, django, ruby)
// @namespace    https://github.com/hotmit/latest-doc-redirector-userscript
// @version      1.0.1
// @description  Redirect the version you googled to the latest doc versions.
// @description:vi   Chuyển những trang bạn tìm được qua trang tài liệu với phiên bản mới nhất (python, django, ruby)
// @author       Du Dang
// @include https://docs.djangoproject.com/*
// @include https://docs.python.org/2/*
// @include https://ruby-doc.org/core-*
// @grant GM_getValue
// @grant GM_setValue
// @license      MIT
// ==/UserScript==
(function() {
    'use strict';

    // Change desired version number
    var PYTHON_TARGET_VERSION = '3.6';
    var DJANGO_TARGET_VERSION = '1.11';
    var RUBY_TARGET_VERSION = '2.4.1';

    // region [ Str Lib ]
    var Str = {};

    Str.contains = function(s, needle, caseSensitive) {
        if (caseSensitive){
            return s.indexOf(needle) > -1;
        }
        return s.toLowerCase().indexOf(needle.toLowerCase()) > -1;
    };
    // endregion

    var href = window.location.href;

    function forward(url){
        var lastFwd = GM_getValue('LastUrlFwd', '');
        // do this to allow browser to go back to old version
        // 		without loop redirect
        if (lastFwd != url){
            GM_setValue('LastUrlFwd', url);
            window.location.href = url;
        }
    }

    if (Str.contains(href, 'docs.djangoproject.com') &&
        !Str.contains(href, '/en/' + DJANGO_TARGET_VERSION + '/'))
    {
        // https://docs.djangoproject.com/en/1.5/topics/db/optimization/
        // INTO https://docs.djangoproject.com/en/1.7/topics/db/optimization/
        href = href.replace(/docs.djangoproject.com\/(\w{2})\/(\d+\.\d+|dev)/gi,
                            'docs.djangoproject.com/en/' + DJANGO_TARGET_VERSION);
        forward(href);
    }

    else if (Str.contains(href, 'docs.python.org') &&
             !Str.contains(href, '/' + PYTHON_TARGET_VERSION + '/'))
    {
        // https://docs.python.org/2/library/datetime.html
        // INTO https://docs.python.org/3/library/datetime.html
        href = href.replace(/docs.python.org\/2\/library/gi,
                            'docs.python.org/' + PYTHON_TARGET_VERSION + '/library');
        forward(href);
    }

    else if (Str.contains(href, 'ruby-doc.org/core-') &&
             !Str.contains(href, '/core-' + RUBY_TARGET_VERSION + '/'))
    {
        // https://ruby-doc.org/core-2.2.0/String.html
        // INTO https://ruby-doc.org/core-2.3.1/String.html
        href = href.replace(/core-[^\/]+/gi, 'core-' + RUBY_TARGET_VERSION);
        forward(href);
    }
})();