StackOverflow extended

Copy code to clipboard; hiding and saving the state of the "Blog", "Meta" blocks by clicking; adding links to all questions of the author and all questions only with tags of the current question to the user's card; stretching and restoring page content for better reading of code listings; redirecting from localized versions of the site to an English-language domain with a search for the current question.

Versão de: 09/09/2022. Veja: a última versão.

Você precisará instalar uma extensão como Tampermonkey, Greasemonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Userscripts para instalar este script.

Você precisará instalar uma extensão como o Tampermonkey para instalar este script.

Você precisará instalar um gerenciador de scripts de usuário para instalar este script.

(Eu já tenho um gerenciador de scripts de usuário, me deixe instalá-lo!)

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

(Eu já possuo um gerenciador de estilos de usuário, me deixar fazer a instalação!)

// ==UserScript==
// @name        StackOverflow extended
// @namespace   https://github.com/XelaNimed
// @version     0.9.3
// @description Copy code to clipboard; hiding and saving the state of the "Blog", "Meta" blocks by clicking; adding links to all questions of the author and all questions only with tags of the current question to the user's card; stretching and restoring page content for better reading of code listings; redirecting from localized versions of the site to an English-language domain with a search for the current question.
// @author      XelaNimed
// @copyright   2021, XelaNimed (https://github.com/XelaNimed)
// @match       https://*.stackoverflow.com/*
// @match       https://*.meta.stackoverflow.com/*
// @grant       none
// @homepageURL https://github.com/XelaNimed/ruSO
// @supportURL  https://github.com/XelaNimed/ruSO/issues
// @iconURL     https://www.google.com/s2/favicons?domain=stackoverflow.com&sz=32
// @license     MIT
// ==/UserScript==
const $ = window.jQuery;

window.addEventListener('load', function () {
    ruSO
    .initLocalStorage()
    .addButtons()
    .addAuthorQuestionsLinks()
    .addCopyToClipboard();
}, false);

var ruSO = {
    $sidebar: $('#sidebar'),
    $content: $('#content'),
    $container: $('body>.container'),
    $fullWidthBtn: null,
    params: {
        animationSpeed: 250
    },
    keys: {
        showMetasKey: 'showMetaPosts',
        contentMaxWidth: 'contentMaxWidth',
        containerMaxWidth: 'containerMaxWidth',
        fooFullWidth: 'fooFullWidth'
    },
    strings: {
        clickToToggle: 'Скрыть/показать',
        setFullWidth: 'Растянуть',
        resetFullWidth: 'Восстановить',
        copy: 'Копировать',
        copied: 'Скопировано',
        canNotCopy: 'Упс, ошибка',
        intoClipboard: 'В буфер'
    },
    initLocalStorage: function initLocalStorage() {

        if(localStorage.getItem(this.keys.showMetasKey) == null)
        {
            localStorage.setItem(this.keys.showMetasKey, true);
        }

        localStorage[this.keys.containerMaxWidth] = this.$container.css('max-width');
        localStorage[this.keys.contentMaxWidth] = this.$content.css('max-width');
        localStorage[this.keys.fooFullWidth] = 'setFullWidth';
        return this;
    },
    addButtons: function () {
        var self = this,
        addWatchedTags = function () {
            let tags = [],
            urlPrefix = window.location.origin + '/questions/tagged/';
            $('.js-watched-tag-list a.user-tag').each(function (idx, itm) {
                let url = itm.href;
                tags.push(url.substring(url.lastIndexOf('/') + 1));
            });
            if (tags.length) {
                let url = urlPrefix + tags.join('+or+');
                let $header = self.$sidebar.find(".js-tag-preferences-container > div").first().find("h2");
                if ($header.length > 0) {

                    $header[0].innerHTML = '<a class="post-tag user-tag" href="' + url + '">' + $header.text() + '</a>';
                }
            }
        },
        addMetaToggles = function () {
            let showHideMetas = function ($elem) {
                let isVisible = localStorage.getItem(self.keys.showMetasKey) === 'true';
                let $elems = $elem.parent().children('li.s-sidebarwidget--item');
                $elems.each(function(idx, itm){
                    let $itm = $(itm);
                    if(isVisible)
                    {
                        $itm.removeAttr('style');
                    } else {
                         $itm.attr('style', 'display: none !important');
                    }
                });
            };
            self.$sidebar
            .find('div.s-sidebarwidget li.s-sidebarwidget--header')
            .each(function (idx, itm) {
                let $itm = $(itm);
                $itm
                .attr('title', ruSO.strings.clickToToggle)
                .css('cursor', 'pointer')
                .on('click', function (e) {
                    let isVisible = localStorage.getItem(self.keys.showMetasKey) === 'true';
                    localStorage.setItem(self.keys.showMetasKey, !isVisible);
                    showHideMetas($(e.target));
                });
                showHideMetas($itm);
            });
        },
        addLinkToMeta = function () {
            if (window.location.host.includes('meta.')) {
                return;
            }
            const host = 'meta.' + window.location.host;
            const elem = '<a href="https://' + host + '" ' +
                'class="-logo" ' +
                'style="flex: 0; width: 28px; height: 13px; padding: 17px; margin-right: 5px; background-repeat: no-repeat; background-position: center;' +
				'background-image:url(\'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABwAAAANCAIAAAA15Zn9AAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAyJpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8+IDx4OnhtcG1ldGEgeG1sbnM6eD0iYWRvYmU6bnM6bWV0YS8iIHg6eG1wdGs9IkFkb2JlIFhNUCBDb3JlIDUuMy1jMDExIDY2LjE0NTY2MSwgMjAxMi8wMi8wNi0xNDo1NjoyNyAgICAgICAgIj4gPHJkZjpSREYgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIj4gPHJkZjpEZXNjcmlwdGlvbiByZGY6YWJvdXQ9IiIgeG1sbnM6eG1wPSJodHRwOi8vbnMuYWRvYmUuY29tL3hhcC8xLjAvIiB4bWxuczp4bXBNTT0iaHR0cDovL25zLmFkb2JlLmNvbS94YXAvMS4wL21tLyIgeG1sbnM6c3RSZWY9Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC9zVHlwZS9SZXNvdXJjZVJlZiMiIHhtcDpDcmVhdG9yVG9vbD0iQWRvYmUgUGhvdG9zaG9wIENTNiAoV2luZG93cykiIHhtcE1NOkluc3RhbmNlSUQ9InhtcC5paWQ6MDE0QkFBMEZBMUIzMTFFQkE4ODlEMUVFQkJBQjVEQzgiIHhtcE1NOkRvY3VtZW50SUQ9InhtcC5kaWQ6MDE0QkFBMTBBMUIzMTFFQkE4ODlEMUVFQkJBQjVEQzgiPiA8eG1wTU06RGVyaXZlZEZyb20gc3RSZWY6aW5zdGFuY2VJRD0ieG1wLmlpZDowMTRCQUEwREExQjMxMUVCQTg4OUQxRUVCQkFCNURDOCIgc3RSZWY6ZG9jdW1lbnRJRD0ieG1wLmRpZDowMTRCQUEwRUExQjMxMUVCQTg4OUQxRUVCQkFCNURDOCIvPiA8L3JkZjpEZXNjcmlwdGlvbj4gPC9yZGY6UkRGPiA8L3g6eG1wbWV0YT4gPD94cGFja2V0IGVuZD0iciI/PhtX650AAAFXSURBVHjaYvxzfdevg5P/vbjOQA3AKCDN7l7N+LXf7v/HZwzUA0wSmoxfGlQYqA1Y4CyO+CXMCubfJtgDHQ5hf18QDSTZHPLgan4dmITG/X1wMnf52b8PTv5YmYXFUAgA6vl9YR3QLGRBoGZGRkYg49/DU0BTWO1z/3948ufieiCXWd2ZgYOPWcOVkV8KHoxM6C43CGb3qMb00f/////cPwF0EdACkOkfngIZQC6rQTBUo4YrIlixhbQWpvOBCM35IMDOA3Tj3xu7gaazGATh9D4k1H6fmM9qkQgX/Nqoij1CwK5jhrmRSVzj38sbWFwKDDKgEX9u7EEW5K6/DUFoilktEhh+fAJq+X1yATjogtBd+ufiOmDAQ0Pw41OgUiAJiRlMi/99eAJk/L259zcwxi6sA4n++AwRBGUBWqRTJmBSoLKJ4hpM7B41QIpaJgKdCIxngAADAE/toRBBhVaYAAAAAElFTkSuQmCC\');">' +
                '<span></span>' +
                '</a>';
            let $container = $("div.-main.grid--cell");
            $(elem).insertBefore($container.first());
        },
        addFullWidth = function () {
            let $header = $('#question-header');
            self.$fullWidthBtn = $header.find('div').clone();
            self.$fullWidthBtn.attr('id', 'set-full-width-btn').find('a')
            .removeClass('s-btn__primary')
            .addClass('s-btn__filled')
            .attr('href', '#')
            .text(self.strings.setFullWidth)
            .on('click', function () {
                self[localStorage[self.keys.fooFullWidth]]();
            });
            $header.append(self.$fullWidthBtn);
        },
        addRedirectToSO = function () {
            let localPrefix = 'ru.';
            let isLocalSO = location.host.substr(0, 3) === localPrefix;
            let btnText = isLocalSO ? 'en' : 'ru';
            let $btn = $('<div class="print:d-none"><a href="#" class="s-btn s-btn__filled s-btn__xs s-btn__icon ws-nowrap">' + btnText + '</a></div>');
            $btn.insertAfter($('#search'));
            $btn.on('click', function () {
                location.host = isLocalSO
                     ? location.host.substr(localPrefix.length)
                     : localPrefix + location.host;
            });
        };
        addWatchedTags();
        addMetaToggles();
        addLinkToMeta();
        addFullWidth();
        addRedirectToSO();
        return this;
    },
    addAuthorQuestionsLinks: function () {
        let $userDetails = $('div.owner > div.user-info > div.user-details');
        if ($userDetails.length > 0) {
            let $postTags = $('div.post-taglist').find('a.post-tag');
            let tags = [];
            for (let i = 0; i < $postTags.length; i++) {
                tags.push('[' + $postTags[i].href.split('/').slice(-1).pop() + ']');
            }
            let tagsUrl = tags.join('+or+');
            for (let i = 0; i < $userDetails.length; i++) {
                let $userDetail = $($userDetails[i]);
                let $userUrl = $userDetail.find('a');
                let userName = $userUrl.text();
                let userId = $userUrl[0].href.split('/')[4];
                let baseSearhcUrl = 'https://ru.stackoverflow.com/search?tab=newest&q=user%3A' + userId + '+is%3Aq';
                let elem = '<span>? <a href="' + baseSearhcUrl + '" title="Все вопросы ' + userName + '">все</a>';
                if (tags.length > 0) {
                    elem += ', <a href="' + baseSearhcUrl + '+' + tagsUrl + '" title="Вопросы ' + userName + ' с метками текущего вопроса">с такими-же метками</a>';
                }
                elem += '</span>';
                $(elem).insertAfter($userDetail);
            }
        }
        return this;
    },
    setFullWidth: function () {
        this.$container.add(this.$content).css({
            'max-width': 'none'
        });
        this.$fullWidthBtn.find('a').text(this.strings.resetFullWidth);
        localStorage[this.keys.fooFullWidth] = 'resetFullWidth';
        return this;
    },
    resetFullWidth: function () {
        this.$container.css({
            'max-width': localStorage[this.keys.containerMaxWidth]
        });
        this.$content.css({
            'max-width': localStorage[this.keys.contentMaxWidth]
        });
        this.$fullWidthBtn.find('a').text(this.strings.setFullWidth);
        localStorage[this.keys.fooFullWidth] = 'setFullWidth';
        return this;
    },
    selectElemText: function(elem) {
		let range = document.createRange();
        range.selectNodeContents(elem);
        let sel = window.getSelection();
        sel.removeAllRanges();
        sel.addRange(range);
    },
    getSelectedText: function() {
        let text = '';
        if (window.getSelection) {
            text = window.getSelection();
        } else if (document.getSelection) {
            text = document.getSelection();
        } else if (document.selection) {
            text = document.selection.createRange().text;
        }
        return text;
    },
    copyToClipboard: function(text) {
        if (window.clipboardData && window.clipboardData.setData) {
            return window.clipboardData.setData("Text", text);
        } else if (document.queryCommandSupported && document.queryCommandSupported("copy")) {
            let textarea = document.createElement("textarea");
            textarea.textContent = text;
            textarea.style.position = "fixed";
            document.body.appendChild(textarea);
            textarea.select();
            try {
                return document.execCommand("copy");
            } catch (ex) {
                console.warn("Copy to clipboard failed", ex);
                return false;
            } finally {
                document.body.removeChild(textarea);
            }
        }
    },
	addCopyToClipboard: function() {

		let self = this;

        let toClipboard = function($elems) {

        };

        $('.snippet-ctas').each(function() {
            let $el = $(this);
            let $availableBtn = $el.find('.copySnippet');
            let $snipBtn = $availableBtn.clone();
            $snipBtn.val(self.strings.intoClipboard);
            $snipBtn.click(function() {

                let code = "";

                $snipBtn.closest('.snippet-code').find('pre > code').each(function() {
                    let $this = $(this);
                    self.selectElemText(this);
                    let selectedText = self.getSelectedText();
                    code += selectedText + '\n';
                    window.getSelection().removeAllRanges();
                });

                if(self.copyToClipboard(code)) {
                    $snipBtn.val(self.strings.copied);
                } else {
                    $snipBtn.val(self.strings.canNotCopy);
                }

                setTimeout(function () {
                    $snipBtn.val(self.strings.intoClipboard);
                }, 2000);
            });
            $availableBtn.after($snipBtn);
        });

        $("pre").each(function () {

            let $pre = $(this);
            let $parent = $pre.parent();

            if($parent.hasClass('snippet-code')) {
                let padding = ($parent.innerWidth() - $parent.width()) / 2;
                $pre.wrapAll('<div style="position: relative; padding-bottom: ' + padding + 'px;"></div>');
            } else {
                $pre.wrapAll('<div style="position: relative;"></div>');
            }

            let $btn = $("<button class='copy-code-button s-btn s-btn__filled s-btn__xs'>" + self.strings.copy + "</button>");
            $btn.css({
                "position": "absolute",
                "top": "6px",
                "right": "12px",
                "display": "none"
            });
            $pre.append($btn);

            let $container = $btn.siblings("code");
            $pre.hover(function () {
                $btn.css("display", "block");
            }, function () {
                $btn.css("display", "none");
            });

            setTimeout(function () {
                if ($container.length == 0) {
                    $pre.contents().filter(function () {
                        return this.className !== "copy-code-button";
                    }).wrapAll('<code style= "overflow-x: auto; padding: 0px;"></code>');
                    $container = $btn.siblings("code").get(0);
                } else {
                    $container = $container.get(0);
                }
            }, 0);

            $btn.click(function () {
                self.selectElemText($container);
                let selectedText = self.getSelectedText();
                let buttonNewText = "";
                if (self.copyToClipboard(selectedText) == true) {
                    buttonNewText = self.strings.copied;
                } else {
                    buttonNewText = self.strings.canNotCopy;
                }
                window.getSelection().removeAllRanges();
                $(this).text(buttonNewText);
                let that = this;
                setTimeout(function () {
                    $(that).text(self.strings.copy);
                }, 400);
            });
        });
        return this;
    }
};