768 lines
21 KiB
JavaScript
768 lines
21 KiB
JavaScript
/**
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* @module common-utils
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*/
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import $ from 'jquery';
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import axios from './axios_utils';
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import { getLocationHash } from './url_utility';
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import { convertToCamelCase } from './text_utility';
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import { isObject } from './type_utility';
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import breakpointInstance from '../../breakpoints';
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export const getPagePath = (index = 0) => {
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const page = $('body').attr('data-page') || '';
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return page.split(':')[index];
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};
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export const isInGroupsPage = () => getPagePath() === 'groups';
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export const isInProjectPage = () => getPagePath() === 'projects';
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export const getProjectSlug = () => {
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if (isInProjectPage()) {
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return $('body').data('project');
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}
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return null;
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};
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export const getGroupSlug = () => {
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if (isInGroupsPage()) {
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return $('body').data('group');
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}
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return null;
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};
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export const checkPageAndAction = (page, action) => {
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const pagePath = getPagePath(1);
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const actionPath = getPagePath(2);
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return pagePath === page && actionPath === action;
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};
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export const isInIssuePage = () => checkPageAndAction('issues', 'show');
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export const isInMRPage = () => checkPageAndAction('merge_requests', 'show');
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export const isInEpicPage = () => checkPageAndAction('epics', 'show');
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export const ajaxGet = url =>
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axios
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.get(url, {
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params: { format: 'js' },
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responseType: 'text',
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})
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.then(({ data }) => {
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$.globalEval(data);
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});
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export const rstrip = val => {
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if (val) {
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return val.replace(/\s+$/, '');
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}
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return val;
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};
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export const updateTooltipTitle = ($tooltipEl, newTitle) =>
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$tooltipEl.attr('title', newTitle).tooltip('_fixTitle');
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export const disableButtonIfEmptyField = (fieldSelector, buttonSelector, eventName = 'input') => {
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const field = $(fieldSelector);
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const closestSubmit = field.closest('form').find(buttonSelector);
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if (rstrip(field.val()) === '') {
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closestSubmit.disable();
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}
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// eslint-disable-next-line func-names
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return field.on(eventName, function() {
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if (rstrip($(this).val()) === '') {
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return closestSubmit.disable();
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}
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return closestSubmit.enable();
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});
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};
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// automatically adjust scroll position for hash urls taking the height of the navbar into account
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// https://github.com/twitter/bootstrap/issues/1768
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export const handleLocationHash = () => {
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let hash = getLocationHash();
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if (!hash) return;
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// This is required to handle non-unicode characters in hash
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hash = decodeURIComponent(hash);
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const target = document.getElementById(hash) || document.getElementById(`user-content-${hash}`);
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const fixedTabs = document.querySelector('.js-tabs-affix');
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const fixedDiffStats = document.querySelector('.js-diff-files-changed');
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const fixedNav = document.querySelector('.navbar-gitlab');
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const performanceBar = document.querySelector('#js-peek');
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const topPadding = 8;
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const diffFileHeader = document.querySelector('.js-file-title');
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const versionMenusContainer = document.querySelector('.mr-version-menus-container');
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let adjustment = 0;
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if (fixedNav) adjustment -= fixedNav.offsetHeight;
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if (target && target.scrollIntoView) {
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target.scrollIntoView(true);
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}
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if (fixedTabs) {
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adjustment -= fixedTabs.offsetHeight;
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}
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if (fixedDiffStats) {
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adjustment -= fixedDiffStats.offsetHeight;
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}
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if (performanceBar) {
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adjustment -= performanceBar.offsetHeight;
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}
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if (diffFileHeader) {
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adjustment -= diffFileHeader.offsetHeight;
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}
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if (versionMenusContainer) {
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adjustment -= versionMenusContainer.offsetHeight;
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}
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if (isInMRPage()) {
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adjustment -= topPadding;
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}
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window.scrollBy(0, adjustment);
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};
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// Check if element scrolled into viewport from above or below
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// Courtesy http://stackoverflow.com/a/7557433/414749
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export const isInViewport = (el, offset = {}) => {
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const rect = el.getBoundingClientRect();
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const { top, left } = offset;
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return (
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rect.top >= (top || 0) &&
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rect.left >= (left || 0) &&
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rect.bottom <= window.innerHeight &&
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parseInt(rect.right, 10) <= window.innerWidth
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);
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};
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export const parseUrl = url => {
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const parser = document.createElement('a');
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parser.href = url;
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return parser;
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};
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export const parseUrlPathname = url => {
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const parsedUrl = parseUrl(url);
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// parsedUrl.pathname will return an absolute path for Firefox and a relative path for IE11
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// We have to make sure we always have an absolute path.
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return parsedUrl.pathname.charAt(0) === '/' ? parsedUrl.pathname : `/${parsedUrl.pathname}`;
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};
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const splitPath = (path = '') => path.replace(/^\?/, '').split('&');
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export const urlParamsToArray = (path = '') =>
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splitPath(path)
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.filter(param => param.length > 0)
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.map(param => {
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const split = param.split('=');
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return [decodeURI(split[0]), split[1]].join('=');
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});
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export const getUrlParamsArray = () => urlParamsToArray(window.location.search);
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export const urlParamsToObject = (path = '') =>
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splitPath(path).reduce((dataParam, filterParam) => {
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if (filterParam === '') {
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return dataParam;
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}
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const data = dataParam;
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let [key, value] = filterParam.split('=');
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const isArray = key.includes('[]');
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key = key.replace('[]', '');
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value = decodeURIComponent(value.replace(/\+/g, ' '));
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if (isArray) {
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if (!data[key]) {
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data[key] = [];
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}
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data[key].push(value);
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} else {
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data[key] = value;
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}
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return data;
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}, {});
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export const isMetaKey = e => e.metaKey || e.ctrlKey || e.altKey || e.shiftKey;
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// Identify following special clicks
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// 1) Cmd + Click on Mac (e.metaKey)
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// 2) Ctrl + Click on PC (e.ctrlKey)
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// 3) Middle-click or Mouse Wheel Click (e.which is 2)
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export const isMetaClick = e => e.metaKey || e.ctrlKey || e.which === 2;
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export const contentTop = () => {
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const perfBar = $('#js-peek').outerHeight() || 0;
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const mrTabsHeight = $('.merge-request-tabs').outerHeight() || 0;
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const headerHeight = $('.navbar-gitlab').outerHeight() || 0;
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const diffFilesChanged = $('.js-diff-files-changed').outerHeight() || 0;
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const isDesktop = breakpointInstance.isDesktop();
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const diffFileTitleBar =
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(isDesktop && $('.diff-file .file-title-flex-parent:visible').outerHeight()) || 0;
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const compareVersionsHeaderHeight = (isDesktop && $('.mr-version-controls').outerHeight()) || 0;
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return (
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perfBar +
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mrTabsHeight +
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headerHeight +
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diffFilesChanged +
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diffFileTitleBar +
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compareVersionsHeaderHeight
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);
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};
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export const scrollToElement = element => {
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let $el = element;
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if (!(element instanceof $)) {
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$el = $(element);
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}
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const { top } = $el.offset();
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return $('body, html').animate(
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{
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scrollTop: top - contentTop(),
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},
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200,
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);
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};
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/**
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* Returns a function that can only be invoked once between
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* each browser screen repaint.
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* @param {Function} fn
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*/
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export const debounceByAnimationFrame = fn => {
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let requestId;
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return function debounced(...args) {
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if (requestId) {
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window.cancelAnimationFrame(requestId);
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}
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requestId = window.requestAnimationFrame(() => fn.apply(this, args));
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};
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};
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/**
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this will take in the `name` of the param you want to parse in the url
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if the name does not exist this function will return `null`
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otherwise it will return the value of the param key provided
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*/
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export const getParameterByName = (name, urlToParse) => {
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const url = urlToParse || window.location.href;
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const parsedName = name.replace(/[[\]]/g, '\\$&');
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const regex = new RegExp(`[?&]${parsedName}(=([^&#]*)|&|#|$)`);
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const results = regex.exec(url);
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if (!results) return null;
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if (!results[2]) return '';
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return decodeURIComponent(results[2].replace(/\+/g, ' '));
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};
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const handleSelectedRange = (range, restrictToNode) => {
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// Make sure this range is within the restricting container
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if (restrictToNode && !range.intersectsNode(restrictToNode)) return null;
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// If only a part of the range is within the wanted container, we need to restrict the range to it
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if (restrictToNode && !restrictToNode.contains(range.commonAncestorContainer)) {
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if (!restrictToNode.contains(range.startContainer)) range.setStart(restrictToNode, 0);
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if (!restrictToNode.contains(range.endContainer))
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range.setEnd(restrictToNode, restrictToNode.childNodes.length);
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}
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const container = range.commonAncestorContainer;
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// add context to fragment if needed
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if (container.tagName === 'OL') {
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const parentContainer = document.createElement(container.tagName);
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parentContainer.appendChild(range.cloneContents());
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return parentContainer;
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}
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return range.cloneContents();
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};
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export const getSelectedFragment = restrictToNode => {
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const selection = window.getSelection();
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if (selection.rangeCount === 0) return null;
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// Most usages of the selection only want text from a part of the page (e.g. discussion)
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if (restrictToNode && !selection.containsNode(restrictToNode, true)) return null;
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const documentFragment = document.createDocumentFragment();
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documentFragment.originalNodes = [];
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for (let i = 0; i < selection.rangeCount; i += 1) {
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const range = selection.getRangeAt(i);
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const handledRange = handleSelectedRange(range, restrictToNode);
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if (handledRange) {
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documentFragment.appendChild(handledRange);
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documentFragment.originalNodes.push(range.commonAncestorContainer);
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}
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}
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if (documentFragment.textContent.length === 0) return null;
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return documentFragment;
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};
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export const insertText = (target, text) => {
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// Firefox doesn't support `document.execCommand('insertText', false, text)` on textareas
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const { selectionStart, selectionEnd, value } = target;
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const textBefore = value.substring(0, selectionStart);
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const textAfter = value.substring(selectionEnd, value.length);
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const insertedText = text instanceof Function ? text(textBefore, textAfter) : text;
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const newText = textBefore + insertedText + textAfter;
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// eslint-disable-next-line no-param-reassign
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target.value = newText;
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// eslint-disable-next-line no-param-reassign
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target.selectionStart = selectionStart + insertedText.length;
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// eslint-disable-next-line no-param-reassign
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target.selectionEnd = selectionStart + insertedText.length;
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// Trigger autosave
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target.dispatchEvent(new Event('input'));
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// Trigger autosize
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const event = document.createEvent('Event');
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event.initEvent('autosize:update', true, false);
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target.dispatchEvent(event);
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};
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export const nodeMatchesSelector = (node, selector) => {
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const matches =
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Element.prototype.matches ||
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Element.prototype.matchesSelector ||
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Element.prototype.mozMatchesSelector ||
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Element.prototype.msMatchesSelector ||
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Element.prototype.oMatchesSelector ||
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Element.prototype.webkitMatchesSelector;
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if (matches) {
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return matches.call(node, selector);
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}
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// IE11 doesn't support `node.matches(selector)`
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let { parentNode } = node;
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if (!parentNode) {
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parentNode = document.createElement('div');
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// eslint-disable-next-line no-param-reassign
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node = node.cloneNode(true);
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parentNode.appendChild(node);
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}
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const matchingNodes = parentNode.querySelectorAll(selector);
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return Array.prototype.indexOf.call(matchingNodes, node) !== -1;
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};
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/**
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this will take in the headers from an API response and normalize them
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this way we don't run into production issues when nginx gives us lowercased header keys
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*/
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export const normalizeHeaders = headers => {
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const upperCaseHeaders = {};
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Object.keys(headers || {}).forEach(e => {
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upperCaseHeaders[e.toUpperCase()] = headers[e];
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});
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return upperCaseHeaders;
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};
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/**
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this will take in the getAllResponseHeaders result and normalize them
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this way we don't run into production issues when nginx gives us lowercased header keys
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*/
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export const normalizeCRLFHeaders = headers => {
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const headersObject = {};
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const headersArray = headers.split('\n');
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headersArray.forEach(header => {
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const keyValue = header.split(': ');
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// eslint-disable-next-line prefer-destructuring
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headersObject[keyValue[0]] = keyValue[1];
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});
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return normalizeHeaders(headersObject);
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};
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/**
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* Parses pagination object string values into numbers.
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*
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* @param {Object} paginationInformation
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* @returns {Object}
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*/
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export const parseIntPagination = paginationInformation => ({
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perPage: parseInt(paginationInformation['X-PER-PAGE'], 10),
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page: parseInt(paginationInformation['X-PAGE'], 10),
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total: parseInt(paginationInformation['X-TOTAL'], 10),
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totalPages: parseInt(paginationInformation['X-TOTAL-PAGES'], 10),
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nextPage: parseInt(paginationInformation['X-NEXT-PAGE'], 10),
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previousPage: parseInt(paginationInformation['X-PREV-PAGE'], 10),
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});
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/**
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* Given a string of query parameters creates an object.
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*
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* @example
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* `scope=all&page=2` -> { scope: 'all', page: '2'}
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* `scope=all` -> { scope: 'all' }
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* ``-> {}
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* @param {String} query
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* @returns {Object}
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*/
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export const parseQueryStringIntoObject = (query = '') => {
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if (query === '') return {};
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return query.split('&').reduce((acc, element) => {
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const val = element.split('=');
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Object.assign(acc, {
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[val[0]]: decodeURIComponent(val[1]),
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});
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return acc;
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}, {});
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};
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/**
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* Converts object with key-value pairs
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* into query-param string
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*
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* @param {Object} params
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*/
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export const objectToQueryString = (params = {}) =>
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Object.keys(params)
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.map(param => `${param}=${params[param]}`)
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.join('&');
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export const buildUrlWithCurrentLocation = param => {
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if (param) return `${window.location.pathname}${param}`;
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return window.location.pathname;
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};
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/**
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* Based on the current location and the string parameters provided
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* creates a new entry in the history without reloading the page.
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*
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* @param {String} param
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*/
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export const historyPushState = newUrl => {
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window.history.pushState({}, document.title, newUrl);
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};
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/**
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* Returns true for a String value of "true" and false otherwise.
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* This is the opposite of Boolean(...).toString().
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* `parseBoolean` is idempotent.
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*
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* @param {String} value
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* @returns {Boolean}
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*/
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export const parseBoolean = value => (value && value.toString()) === 'true';
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/**
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* @callback backOffCallback
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* @param {Function} next
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* @param {Function} stop
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*/
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/**
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* Back Off exponential algorithm
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* backOff :: (Function<next, stop>, Number) -> Promise<Any, Error>
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*
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* @param {backOffCallback} fn function to be called
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* @param {Number} timeout
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* @return {Promise<Any, Error>}
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* @example
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* ```
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* backOff(function (next, stop) {
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* // Let's perform this function repeatedly for 60s or for the timeout provided.
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*
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* ourFunction()
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* .then(function (result) {
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* // continue if result is not what we need
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* next();
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*
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* // when result is what we need let's stop with the repetions and jump out of the cycle
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* stop(result);
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* })
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* .catch(function (error) {
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* // if there is an error, we need to stop this with an error.
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* stop(error);
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* })
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* }, 60000)
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* .then(function (result) {})
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* .catch(function (error) {
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* // deal with errors passed to stop()
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* })
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* ```
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*/
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export const backOff = (fn, timeout = 60000) => {
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const maxInterval = 32000;
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let nextInterval = 2000;
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let timeElapsed = 0;
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return new Promise((resolve, reject) => {
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const stop = arg => (arg instanceof Error ? reject(arg) : resolve(arg));
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const next = () => {
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if (timeElapsed < timeout) {
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setTimeout(() => fn(next, stop), nextInterval);
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timeElapsed += nextInterval;
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nextInterval = Math.min(nextInterval + nextInterval, maxInterval);
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} else {
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reject(new Error('BACKOFF_TIMEOUT'));
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}
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};
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fn(next, stop);
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});
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};
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export const createOverlayIcon = (iconPath, overlayPath) => {
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const faviconImage = document.createElement('img');
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return new Promise(resolve => {
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faviconImage.onload = () => {
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const size = 32;
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const canvas = document.createElement('canvas');
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canvas.width = size;
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canvas.height = size;
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const context = canvas.getContext('2d');
|
|
context.clearRect(0, 0, size, size);
|
|
context.drawImage(
|
|
faviconImage,
|
|
0,
|
|
0,
|
|
faviconImage.width,
|
|
faviconImage.height,
|
|
0,
|
|
0,
|
|
size,
|
|
size,
|
|
);
|
|
|
|
const overlayImage = document.createElement('img');
|
|
overlayImage.onload = () => {
|
|
context.drawImage(
|
|
overlayImage,
|
|
0,
|
|
0,
|
|
overlayImage.width,
|
|
overlayImage.height,
|
|
0,
|
|
0,
|
|
size,
|
|
size,
|
|
);
|
|
|
|
const faviconWithOverlayUrl = canvas.toDataURL();
|
|
|
|
resolve(faviconWithOverlayUrl);
|
|
};
|
|
overlayImage.src = overlayPath;
|
|
};
|
|
faviconImage.src = iconPath;
|
|
});
|
|
};
|
|
|
|
export const setFaviconOverlay = overlayPath => {
|
|
const faviconEl = document.getElementById('favicon');
|
|
|
|
if (!faviconEl) {
|
|
return null;
|
|
}
|
|
|
|
const iconPath = faviconEl.getAttribute('data-original-href');
|
|
|
|
return createOverlayIcon(iconPath, overlayPath).then(faviconWithOverlayUrl =>
|
|
faviconEl.setAttribute('href', faviconWithOverlayUrl),
|
|
);
|
|
};
|
|
|
|
export const setFavicon = faviconPath => {
|
|
const faviconEl = document.getElementById('favicon');
|
|
if (faviconEl && faviconPath) {
|
|
faviconEl.setAttribute('href', faviconPath);
|
|
}
|
|
};
|
|
|
|
export const resetFavicon = () => {
|
|
const faviconEl = document.getElementById('favicon');
|
|
|
|
if (faviconEl) {
|
|
const originalFavicon = faviconEl.getAttribute('data-original-href');
|
|
faviconEl.setAttribute('href', originalFavicon);
|
|
}
|
|
};
|
|
|
|
export const setCiStatusFavicon = pageUrl =>
|
|
axios
|
|
.get(pageUrl)
|
|
.then(({ data }) => {
|
|
if (data && data.favicon) {
|
|
return setFaviconOverlay(data.favicon);
|
|
}
|
|
return resetFavicon();
|
|
})
|
|
.catch(error => {
|
|
resetFavicon();
|
|
throw error;
|
|
});
|
|
|
|
export const spriteIcon = (icon, className = '') => {
|
|
const classAttribute = className.length > 0 ? `class="${className}"` : '';
|
|
|
|
return `<svg ${classAttribute}><use xlink:href="${gon.sprite_icons}#${icon}" /></svg>`;
|
|
};
|
|
|
|
/**
|
|
* This method takes in object with snake_case property names
|
|
* and returns a new object with camelCase property names
|
|
*
|
|
* Reasoning for this method is to ensure consistent property
|
|
* naming conventions across JS code.
|
|
*
|
|
* This method also supports additional params in `options` object
|
|
*
|
|
* @param {Object} obj - Object to be converted.
|
|
* @param {Object} options - Object containing additional options.
|
|
* @param {boolean} options.deep - FLag to allow deep object converting
|
|
* @param {Array[]} dropKeys - List of properties to discard while building new object
|
|
* @param {Array[]} ignoreKeyNames - List of properties to leave intact (as snake_case) while building new object
|
|
*/
|
|
export const convertObjectPropsToCamelCase = (obj = {}, options = {}) => {
|
|
if (obj === null) {
|
|
return {};
|
|
}
|
|
|
|
const initial = Array.isArray(obj) ? [] : {};
|
|
const { deep = false, dropKeys = [], ignoreKeyNames = [] } = options;
|
|
|
|
return Object.keys(obj).reduce((acc, prop) => {
|
|
const result = acc;
|
|
const val = obj[prop];
|
|
|
|
// Drop properties from new object if
|
|
// there are any mentioned in options
|
|
if (dropKeys.indexOf(prop) > -1) {
|
|
return acc;
|
|
}
|
|
|
|
// Skip converting properties in new object
|
|
// if there are any mentioned in options
|
|
if (ignoreKeyNames.indexOf(prop) > -1) {
|
|
result[prop] = obj[prop];
|
|
return acc;
|
|
}
|
|
|
|
if (deep && (isObject(val) || Array.isArray(val))) {
|
|
result[convertToCamelCase(prop)] = convertObjectPropsToCamelCase(val, options);
|
|
} else {
|
|
result[convertToCamelCase(prop)] = obj[prop];
|
|
}
|
|
return acc;
|
|
}, initial);
|
|
};
|
|
|
|
export const imagePath = imgUrl =>
|
|
`${gon.asset_host || ''}${gon.relative_url_root || ''}/assets/${imgUrl}`;
|
|
|
|
export const addSelectOnFocusBehaviour = (selector = '.js-select-on-focus') => {
|
|
// Click a .js-select-on-focus field, select the contents
|
|
// Prevent a mouseup event from deselecting the input
|
|
$(selector).on('focusin', function selectOnFocusCallback() {
|
|
$(this)
|
|
.select()
|
|
.one('mouseup', e => {
|
|
e.preventDefault();
|
|
});
|
|
});
|
|
};
|
|
|
|
/**
|
|
* Method to round of values with decimal places
|
|
* with provided precision.
|
|
*
|
|
* Taken from https://stackoverflow.com/a/7343013/414749
|
|
*
|
|
* Eg; roundOffFloat(3.141592, 3) = 3.142
|
|
*
|
|
* Refer to spec/javascripts/lib/utils/common_utils_spec.js for
|
|
* more supported examples.
|
|
*
|
|
* @param {Float} number
|
|
* @param {Number} precision
|
|
*/
|
|
export const roundOffFloat = (number, precision = 0) => {
|
|
// eslint-disable-next-line no-restricted-properties
|
|
const multiplier = Math.pow(10, precision);
|
|
return Math.round(number * multiplier) / multiplier;
|
|
};
|
|
|
|
/**
|
|
* Represents navigation type constants of the Performance Navigation API.
|
|
* Detailed explanation see https://developer.mozilla.org/en-US/docs/Web/API/PerformanceNavigation.
|
|
*/
|
|
export const NavigationType = {
|
|
TYPE_NAVIGATE: 0,
|
|
TYPE_RELOAD: 1,
|
|
TYPE_BACK_FORWARD: 2,
|
|
TYPE_RESERVED: 255,
|
|
};
|
|
|
|
/**
|
|
* Checks if the given Label has a special syntax `::` in
|
|
* it's title.
|
|
*
|
|
* Expected Label to be an Object with `title` as a key:
|
|
* { title: 'LabelTitle', ...otherProperties };
|
|
*
|
|
* @param {Object} label
|
|
* @returns Boolean
|
|
*/
|
|
export const isScopedLabel = ({ title = '' }) => title.indexOf('::') !== -1;
|
|
|
|
window.gl = window.gl || {};
|
|
window.gl.utils = {
|
|
...(window.gl.utils || {}),
|
|
getPagePath,
|
|
isInGroupsPage,
|
|
isInProjectPage,
|
|
getProjectSlug,
|
|
getGroupSlug,
|
|
isInIssuePage,
|
|
ajaxGet,
|
|
rstrip,
|
|
updateTooltipTitle,
|
|
disableButtonIfEmptyField,
|
|
handleLocationHash,
|
|
isInViewport,
|
|
parseUrl,
|
|
parseUrlPathname,
|
|
getUrlParamsArray,
|
|
isMetaKey,
|
|
isMetaClick,
|
|
scrollToElement,
|
|
getParameterByName,
|
|
getSelectedFragment,
|
|
insertText,
|
|
nodeMatchesSelector,
|
|
spriteIcon,
|
|
imagePath,
|
|
};
|