1 import 'moment/locale/es';
2 import 'moment/locale/eo';
3 import 'moment/locale/de';
4 import 'moment/locale/zh-cn';
5 import 'moment/locale/fr';
6 import 'moment/locale/sv';
7 import 'moment/locale/ru';
8 import 'moment/locale/nl';
9 import 'moment/locale/it';
10 import 'moment/locale/fi';
11 import 'moment/locale/ca';
12 import 'moment/locale/fa';
13 import 'moment/locale/pt-br';
14 import 'moment/locale/ja';
19 CommentNode as CommentNodeI,
29 WebSocketJsonResponse,
34 } from './interfaces';
35 import { UserService, WebSocketService } from './services';
37 import Tribute from 'tributejs/src/Tribute.js';
38 import markdown_it from 'markdown-it';
39 import markdownitEmoji from 'markdown-it-emoji/light';
40 import markdown_it_container from 'markdown-it-container';
41 import twemoji from 'twemoji';
42 import emojiShortName from 'emoji-short-name';
43 import Toastify from 'toastify-js';
44 import tippy from 'tippy.js';
46 export const repoUrl = 'https://github.com/dessalines/lemmy';
47 export const helpGuideUrl = '/docs/about_guide.html';
48 export const markdownHelpUrl = `${helpGuideUrl}#markdown-guide`;
49 export const sortingHelpUrl = `${helpGuideUrl}#sorting`;
50 export const archiveUrl = 'https://archive.is';
52 export const postRefetchSeconds: number = 60 * 1000;
53 export const fetchLimit: number = 20;
54 export const mentionDropdownFetchLimit = 10;
56 export const languages = [
57 { code: 'ca', name: 'Català' },
58 { code: 'en', name: 'English' },
59 { code: 'eo', name: 'Esperanto' },
60 { code: 'es', name: 'Español' },
61 { code: 'de', name: 'Deutsch' },
62 { code: 'fa', name: 'فارسی' },
63 { code: 'ja', name: '日本語' },
64 { code: 'pt_BR', name: 'Português Brasileiro' },
65 { code: 'zh', name: '中文' },
66 { code: 'fi', name: 'Suomi' },
67 { code: 'fr', name: 'Français' },
68 { code: 'sv', name: 'Svenska' },
69 { code: 'ru', name: 'Русский' },
70 { code: 'nl', name: 'Nederlands' },
71 { code: 'it', name: 'Italiano' },
74 export const themes = [
89 export function randomStr() {
92 .replace(/[^a-z]+/g, '')
96 export function wsJsonToRes(msg: WebSocketJsonResponse): WebSocketResponse {
97 let opStr: string = msg.op;
99 op: UserOperation[opStr],
104 export const md = new markdown_it({
109 .use(markdown_it_container, 'spoiler', {
110 validate: function(params: any) {
111 return params.trim().match(/^spoiler\s+(.*)$/);
114 render: function(tokens: any, idx: any) {
115 var m = tokens[idx].info.trim().match(/^spoiler\s+(.*)$/);
117 if (tokens[idx].nesting === 1) {
119 return `<details><summary> ${md.utils.escapeHtml(m[1])} </summary>\n`;
122 return '</details>\n';
126 .use(markdownitEmoji, {
127 defs: objectFlip(emojiShortName),
130 md.renderer.rules.emoji = function(token, idx) {
131 return twemoji.parse(token[idx].content);
134 export function hotRankComment(comment: Comment): number {
135 return hotRank(comment.score, comment.published);
138 export function hotRankPost(post: Post): number {
139 return hotRank(post.score, post.newest_activity_time);
142 export function hotRank(score: number, timeStr: string): number {
143 // Rank = ScaleFactor * sign(Score) * log(1 + abs(Score)) / (Time + 2)^Gravity
144 let date: Date = new Date(timeStr + 'Z'); // Add Z to convert from UTC date
145 let now: Date = new Date();
146 let hoursElapsed: number = (now.getTime() - date.getTime()) / 36e5;
149 (10000 * Math.log10(Math.max(1, 3 + score))) /
150 Math.pow(hoursElapsed + 2, 1.8);
152 // console.log(`Comment: ${comment.content}\nRank: ${rank}\nScore: ${comment.score}\nHours: ${hoursElapsed}`);
157 export function mdToHtml(text: string) {
158 return { __html: md.render(text) };
161 export function getUnixTime(text: string): number {
162 return text ? new Date(text).getTime() / 1000 : undefined;
165 export function addTypeInfo<T>(
168 ): Array<{ type_: string; data: T }> {
169 return arr.map(e => {
170 return { type_: name, data: e };
174 export function canMod(
176 modIds: Array<number>,
178 onSelf: boolean = false
180 // You can do moderator actions only on the mods added after you.
182 let yourIndex = modIds.findIndex(id => id == user.id);
183 if (yourIndex == -1) {
186 // onSelf +1 on mod actions not for yourself, IE ban, remove, etc
187 modIds = modIds.slice(0, yourIndex + (onSelf ? 0 : 1));
188 return !modIds.includes(creator_id);
195 export function isMod(modIds: Array<number>, creator_id: number): boolean {
196 return modIds.includes(creator_id);
199 const imageRegex = new RegExp(
200 /(http)?s?:?(\/\/[^"']*\.(?:jpg|jpeg|gif|png|svg))/
202 const videoRegex = new RegExp(`(http)?s?:?(\/\/[^"']*\.(?:mp4))`);
204 export function isImage(url: string) {
205 return imageRegex.test(url);
208 export function isVideo(url: string) {
209 return videoRegex.test(url);
212 export function validURL(str: string) {
214 return !!new URL(str);
220 export function validEmail(email: string) {
221 let re = /^(([^\s"(),.:;<>@[\\\]]+(\.[^\s"(),.:;<>@[\\\]]+)*)|(".+"))@((\[(?:\d{1,3}\.){3}\d{1,3}])|(([\dA-Za-z\-]+\.)+[A-Za-z]{2,}))$/;
222 return re.test(String(email).toLowerCase());
225 export function capitalizeFirstLetter(str: string): string {
226 return str.charAt(0).toUpperCase() + str.slice(1);
229 export function routeSortTypeToEnum(sort: string): SortType {
232 } else if (sort == 'hot') {
234 } else if (sort == 'topday') {
235 return SortType.TopDay;
236 } else if (sort == 'topweek') {
237 return SortType.TopWeek;
238 } else if (sort == 'topmonth') {
239 return SortType.TopMonth;
240 } else if (sort == 'topyear') {
241 return SortType.TopYear;
242 } else if (sort == 'topall') {
243 return SortType.TopAll;
247 export function routeListingTypeToEnum(type: string): ListingType {
248 return ListingType[capitalizeFirstLetter(type)];
251 export function routeDataTypeToEnum(type: string): DataType {
252 return DataType[capitalizeFirstLetter(type)];
255 export function routeSearchTypeToEnum(type: string): SearchType {
256 return SearchType[capitalizeFirstLetter(type)];
259 export async function getPageTitle(url: string) {
260 let res = await fetch(`/iframely/oembed?url=${url}`).then(res => res.json());
261 let title = await res.title;
265 export function debounce(
268 immediate: boolean = false
270 // 'private' variable for instance
271 // The returned function will be able to reference this due to closure.
272 // Each call to the returned function will share this common timer.
275 // Calling debounce returns a new anonymous function
277 // reference the context and args for the setTimeout function
281 // Should the function be called now? If immediate is true
282 // and not already in a timeout then the answer is: Yes
283 var callNow = immediate && !timeout;
285 // This is the basic debounce behaviour where you can call this
286 // function several times, but it will only execute once
287 // [before or after imposing a delay].
288 // Each time the returned function is called, the timer starts over.
289 clearTimeout(timeout);
291 // Set the new timeout
292 timeout = setTimeout(function() {
293 // Inside the timeout function, clear the timeout variable
294 // which will let the next execution run when in 'immediate' mode
297 // Check if the function already ran with the immediate flag
299 // Call the original function with apply
300 // apply lets you define the 'this' object as well as the arguments
301 // (both captured before setTimeout)
302 func.apply(context, args);
306 // Immediate mode and no wait timer? Execute the function..
307 if (callNow) func.apply(context, args);
311 export function getLanguage(): string {
312 let user = UserService.Instance.user;
313 let lang = user && user.lang ? user.lang : 'browser';
315 if (lang == 'browser') {
316 return getBrowserLanguage();
322 export function getBrowserLanguage(): string {
323 return navigator.language;
326 export function getMomentLanguage(): string {
327 let lang = getLanguage();
328 if (lang.startsWith('zh')) {
330 } else if (lang.startsWith('sv')) {
332 } else if (lang.startsWith('fr')) {
334 } else if (lang.startsWith('de')) {
336 } else if (lang.startsWith('ru')) {
338 } else if (lang.startsWith('es')) {
340 } else if (lang.startsWith('eo')) {
342 } else if (lang.startsWith('nl')) {
344 } else if (lang.startsWith('it')) {
346 } else if (lang.startsWith('fi')) {
348 } else if (lang.startsWith('ca')) {
350 } else if (lang.startsWith('fa')) {
352 } else if (lang.startsWith('pt')) {
354 } else if (lang.startsWith('ja')) {
362 export function setTheme(theme: string = 'darkly') {
363 // unload all the other themes
364 for (var i = 0; i < themes.length; i++) {
365 let styleSheet = document.getElementById(themes[i]);
367 styleSheet.setAttribute('disabled', 'disabled');
371 // Load the theme dynamically
372 if (!document.getElementById(theme)) {
373 var head = document.getElementsByTagName('head')[0];
374 var link = document.createElement('link');
376 link.rel = 'stylesheet';
377 link.type = 'text/css';
378 link.href = `/static/assets/css/themes/${theme}.min.css`;
380 head.appendChild(link);
382 document.getElementById(theme).removeAttribute('disabled');
385 export function objectFlip(obj: any) {
387 Object.keys(obj).forEach(key => {
393 export function pictshareAvatarThumbnail(src: string): string {
394 // sample url: http://localhost:8535/pictshare/gs7xuu.jpg
395 let split = src.split('pictshare');
396 let out = `${split[0]}pictshare/96${split[1]}`;
400 export function showAvatars(): boolean {
402 (UserService.Instance.user && UserService.Instance.user.show_avatars) ||
403 !UserService.Instance.user
407 // Converts to image thumbnail
408 export function pictshareImage(
410 thumbnail: boolean = false
412 let root = `/pictshare`;
414 // Necessary for other servers / domains
415 if (hash.includes('pictshare')) {
416 let split = hash.split('/pictshare/');
417 root = `${split[0]}/pictshare`;
421 let out = `${root}/${thumbnail ? '192/' : ''}${hash}`;
425 export function isCommentType(item: Comment | PrivateMessage): item is Comment {
426 return (item as Comment).community_id !== undefined;
429 export function toast(text: string, background: string = 'success') {
430 let backgroundColor = `var(--${background})`;
433 backgroundColor: backgroundColor,
439 export function messageToastify(
446 let backgroundColor = `var(--light)`;
448 let toast = Toastify({
449 text: `${body}<br />${creator}`,
451 backgroundColor: backgroundColor,
459 router.history.push(link);
465 export function setupTribute(): Tribute {
471 menuItemTemplate: (item: any) => {
472 let emoji = `:${item.original.key}:`;
473 return `${item.original.val} ${emoji}`;
475 selectTemplate: (item: any) => {
476 return `:${item.original.key}:`;
478 values: Object.entries(emojiShortName).map(e => {
479 return { key: e[1], val: e[0] };
482 autocompleteMode: true,
483 menuItemLimit: mentionDropdownFetchLimit,
484 menuShowMinLength: 2,
489 selectTemplate: (item: any) => {
490 return `[/u/${item.original.key}](/u/${item.original.key})`;
492 values: (text: string, cb: any) => {
493 userSearch(text, (users: any) => cb(users));
496 autocompleteMode: true,
497 menuItemLimit: mentionDropdownFetchLimit,
498 menuShowMinLength: 2,
504 selectTemplate: (item: any) => {
505 return `[/c/${item.original.key}](/c/${item.original.key})`;
507 values: (text: string, cb: any) => {
508 communitySearch(text, (communities: any) => cb(communities));
511 autocompleteMode: true,
512 menuItemLimit: mentionDropdownFetchLimit,
513 menuShowMinLength: 2,
519 let tippyInstance = tippy('[data-tippy-content]');
521 export function setupTippy() {
522 tippyInstance.forEach(e => e.destroy());
523 tippyInstance = tippy('[data-tippy-content]', {
525 // Display on "long press"
526 touch: ['hold', 500],
530 function userSearch(text: string, cb: any) {
532 let form: SearchForm = {
534 type_: SearchType[SearchType.Users],
535 sort: SortType[SortType.TopAll],
537 limit: mentionDropdownFetchLimit,
540 WebSocketService.Instance.search(form);
542 this.userSub = WebSocketService.Instance.subject.subscribe(
544 let res = wsJsonToRes(msg);
545 if (res.op == UserOperation.Search) {
546 let data = res.data as SearchResponse;
547 let users = data.users.map(u => {
548 return { key: u.name };
551 this.userSub.unsubscribe();
554 err => console.error(err),
555 () => console.log('complete')
562 function communitySearch(text: string, cb: any) {
564 let form: SearchForm = {
566 type_: SearchType[SearchType.Communities],
567 sort: SortType[SortType.TopAll],
569 limit: mentionDropdownFetchLimit,
572 WebSocketService.Instance.search(form);
574 this.communitySub = WebSocketService.Instance.subject.subscribe(
576 let res = wsJsonToRes(msg);
577 if (res.op == UserOperation.Search) {
578 let data = res.data as SearchResponse;
579 let communities = data.communities.map(u => {
580 return { key: u.name };
583 this.communitySub.unsubscribe();
586 err => console.error(err),
587 () => console.log('complete')
594 export function getListingTypeFromProps(props: any): ListingType {
595 return props.match.params.listing_type
596 ? routeListingTypeToEnum(props.match.params.listing_type)
597 : UserService.Instance.user
598 ? UserService.Instance.user.default_listing_type
602 // TODO might need to add a user setting for this too
603 export function getDataTypeFromProps(props: any): DataType {
604 return props.match.params.data_type
605 ? routeDataTypeToEnum(props.match.params.data_type)
609 export function getSortTypeFromProps(props: any): SortType {
610 return props.match.params.sort
611 ? routeSortTypeToEnum(props.match.params.sort)
612 : UserService.Instance.user
613 ? UserService.Instance.user.default_sort_type
617 export function getPageFromProps(props: any): number {
618 return props.match.params.page ? Number(props.match.params.page) : 1;
621 export function editCommentRes(
622 data: CommentResponse,
623 comments: Array<Comment>
625 let found = comments.find(c => c.id == data.comment.id);
627 found.content = data.comment.content;
628 found.updated = data.comment.updated;
629 found.removed = data.comment.removed;
630 found.deleted = data.comment.deleted;
631 found.upvotes = data.comment.upvotes;
632 found.downvotes = data.comment.downvotes;
633 found.score = data.comment.score;
637 export function saveCommentRes(
638 data: CommentResponse,
639 comments: Array<Comment>
641 let found = comments.find(c => c.id == data.comment.id);
643 found.saved = data.comment.saved;
647 export function createCommentLikeRes(
648 data: CommentResponse,
649 comments: Array<Comment>
651 let found: Comment = comments.find(c => c.id === data.comment.id);
653 found.score = data.comment.score;
654 found.upvotes = data.comment.upvotes;
655 found.downvotes = data.comment.downvotes;
656 if (data.comment.my_vote !== null) {
657 found.my_vote = data.comment.my_vote;
662 export function createPostLikeFindRes(data: PostResponse, posts: Array<Post>) {
663 let found = posts.find(c => c.id == data.post.id);
665 createPostLikeRes(data, found);
669 export function createPostLikeRes(data: PostResponse, post: Post) {
671 post.score = data.post.score;
672 post.upvotes = data.post.upvotes;
673 post.downvotes = data.post.downvotes;
674 if (data.post.my_vote !== null) {
675 post.my_vote = data.post.my_vote;
680 export function editPostFindRes(data: PostResponse, posts: Array<Post>) {
681 let found = posts.find(c => c.id == data.post.id);
683 editPostRes(data, found);
687 export function editPostRes(data: PostResponse, post: Post) {
689 post.url = data.post.url;
690 post.name = data.post.name;
691 post.nsfw = data.post.nsfw;
695 export function commentsToFlatNodes(
696 comments: Array<Comment>
697 ): Array<CommentNodeI> {
698 let nodes: Array<CommentNodeI> = [];
699 for (let comment of comments) {
700 nodes.push({ comment: comment });
705 export function commentSort(tree: Array<CommentNodeI>, sort: CommentSortType) {
706 // First, put removed and deleted comments at the bottom, then do your other sorts
707 if (sort == CommentSortType.Top) {
710 +a.comment.removed - +b.comment.removed ||
711 +a.comment.deleted - +b.comment.deleted ||
712 b.comment.score - a.comment.score
714 } else if (sort == CommentSortType.New) {
717 +a.comment.removed - +b.comment.removed ||
718 +a.comment.deleted - +b.comment.deleted ||
719 b.comment.published.localeCompare(a.comment.published)
721 } else if (sort == CommentSortType.Old) {
724 +a.comment.removed - +b.comment.removed ||
725 +a.comment.deleted - +b.comment.deleted ||
726 a.comment.published.localeCompare(b.comment.published)
728 } else if (sort == CommentSortType.Hot) {
731 +a.comment.removed - +b.comment.removed ||
732 +a.comment.deleted - +b.comment.deleted ||
733 hotRankComment(b.comment) - hotRankComment(a.comment)
737 // Go through the children recursively
738 for (let node of tree) {
740 commentSort(node.children, sort);
745 export function commentSortSortType(tree: Array<CommentNodeI>, sort: SortType) {
746 commentSort(tree, convertCommentSortType(sort));
749 function convertCommentSortType(sort: SortType): CommentSortType {
751 sort == SortType.TopAll ||
752 sort == SortType.TopDay ||
753 sort == SortType.TopWeek ||
754 sort == SortType.TopMonth ||
755 sort == SortType.TopYear
757 return CommentSortType.Top;
758 } else if (sort == SortType.New) {
759 return CommentSortType.New;
760 } else if (sort == SortType.Hot) {
761 return CommentSortType.Hot;
763 return CommentSortType.Hot;
767 export function postSort(
770 communityType: boolean
772 // First, put removed and deleted comments at the bottom, then do your other sorts
774 sort == SortType.TopAll ||
775 sort == SortType.TopDay ||
776 sort == SortType.TopWeek ||
777 sort == SortType.TopMonth ||
778 sort == SortType.TopYear
782 +a.removed - +b.removed ||
783 +a.deleted - +b.deleted ||
784 (communityType && +b.stickied - +a.stickied) ||
787 } else if (sort == SortType.New) {
790 +a.removed - +b.removed ||
791 +a.deleted - +b.deleted ||
792 (communityType && +b.stickied - +a.stickied) ||
793 b.published.localeCompare(a.published)
795 } else if (sort == SortType.Hot) {
798 +a.removed - +b.removed ||
799 +a.deleted - +b.deleted ||
800 (communityType && +b.stickied - +a.stickied) ||
801 hotRankPost(b) - hotRankPost(a)
806 export const colorList: Array<string> = [
815 function hsl(num: number) {
816 return `hsla(${num}, 35%, 50%, 1)`;
819 function randomHsl() {
820 return `hsla(${Math.random() * 360}, 100%, 50%, 1)`;