import $ from 'jquery';
import '~/lib/utils/jquery_at_who';
import { escape, template } from 'lodash';
import { s__ } from '~/locale';
import SidebarMediator from '~/sidebar/sidebar_mediator';
import { isUserBusy } from '~/set_status_modal/utils';
import glRegexp from './lib/utils/regexp';
import AjaxCache from './lib/utils/ajax_cache';
import axios from '~/lib/utils/axios_utils';
import { spriteIcon } from './lib/utils/common_utils';
import * as Emoji from '~/emoji';
function sanitize(str) {
return str.replace(/<(?:.|\n)*?>/gm, '');
}
export function membersBeforeSave(members) {
return members.map(member => {
const GROUP_TYPE = 'Group';
let title = '';
if (member.username == null) {
return member;
}
title = member.name;
if (member.count && !member.mentionsDisabled) {
title += ` (${member.count})`;
}
const autoCompleteAvatar = member.avatar_url || member.username.charAt(0).toUpperCase();
const rectAvatarClass = member.type === GROUP_TYPE ? 'rect-avatar' : '';
const imgAvatar = `
`;
const txtAvatar = `
${autoCompleteAvatar}
`;
const avatarIcon = member.mentionsDisabled
? spriteIcon('notifications-off', 's16 vertical-align-middle gl-ml-2')
: '';
return {
username: member.username,
avatarTag: autoCompleteAvatar.length === 1 ? txtAvatar : imgAvatar,
title: sanitize(title),
search: sanitize(`${member.username} ${member.name}`),
icon: avatarIcon,
availability: member?.availability,
};
});
}
export const defaultAutocompleteConfig = {
emojis: true,
members: true,
issues: true,
mergeRequests: true,
epics: true,
milestones: true,
labels: true,
snippets: true,
vulnerabilities: true,
};
class GfmAutoComplete {
constructor(dataSources = {}) {
this.dataSources = dataSources;
this.cachedData = {};
this.isLoadingData = {};
this.previousQuery = '';
}
setup(input, enableMap = defaultAutocompleteConfig) {
// Add GFM auto-completion to all input fields, that accept GFM input.
this.input = input || $('.js-gfm-input');
this.enableMap = enableMap;
this.setupLifecycle();
}
setupLifecycle() {
this.input.each((i, input) => {
const $input = $(input);
if (!$input.hasClass('js-gfm-input-initialized')) {
// eslint-disable-next-line @gitlab/no-global-event-off
$input.off('focus.setupAtWho').on('focus.setupAtWho', this.setupAtWho.bind(this, $input));
$input.on('change.atwho', () => input.dispatchEvent(new Event('input')));
// This triggers at.js again
// Needed for quick actions with suffixes (ex: /label ~)
$input.on('inserted-commands.atwho', $input.trigger.bind($input, 'keyup'));
$input.on('clear-commands-cache.atwho', () => this.clearCache());
$input.addClass('js-gfm-input-initialized');
}
});
}
setupAtWho($input) {
if (this.enableMap.emojis) this.setupEmoji($input);
if (this.enableMap.members) this.setupMembers($input);
if (this.enableMap.issues) this.setupIssues($input);
if (this.enableMap.milestones) this.setupMilestones($input);
if (this.enableMap.mergeRequests) this.setupMergeRequests($input);
if (this.enableMap.labels) this.setupLabels($input);
if (this.enableMap.snippets) this.setupSnippets($input);
$input.filter('[data-supports-quick-actions="true"]').atwho({
at: '/',
alias: 'commands',
searchKey: 'search',
skipSpecialCharacterTest: true,
skipMarkdownCharacterTest: true,
data: GfmAutoComplete.defaultLoadingData,
displayTpl(value) {
const cssClasses = [];
if (GfmAutoComplete.isLoading(value)) return GfmAutoComplete.Loading.template;
// eslint-disable-next-line no-template-curly-in-string
let tpl = '/${name}';
if (value.aliases.length > 0) {
tpl += ' (or /<%- aliases.join(", /") %>)';
}
if (value.params.length > 0) {
tpl += ' <%- params.join(" ") %>';
}
if (value.warning && value.icon && value.icon === 'confidential') {
tpl += `${spriteIcon(
'eye-slash',
's16 gl-mr-2',
)}<%- warning %>`;
} else if (value.warning) {
tpl += '<%- warning %>';
} else if (value.description !== '') {
tpl += '<%- description %>';
}
tpl += '';
if (value.warning) {
cssClasses.push('has-warning');
}
return template(tpl)({
...value,
className: cssClasses.join(' '),
});
},
insertTpl(value) {
// eslint-disable-next-line no-template-curly-in-string
let tpl = '/${name} ';
let referencePrefix = null;
if (value.params.length > 0) {
[[referencePrefix]] = value.params;
if (/^[@%~]/.test(referencePrefix)) {
tpl += '<%- referencePrefix %>';
}
}
return template(tpl, { interpolate: /<%=([\s\S]+?)%>/g })({ referencePrefix });
},
suffix: '',
callbacks: {
...this.getDefaultCallbacks(),
beforeSave(commands) {
if (GfmAutoComplete.isLoading(commands)) return commands;
return $.map(commands, c => {
let search = c.name;
if (c.aliases.length > 0) {
search = `${search} ${c.aliases.join(' ')}`;
}
return {
name: c.name,
aliases: c.aliases,
params: c.params,
description: c.description,
warning: c.warning,
icon: c.icon,
search,
};
});
},
matcher(flag, subtext) {
const regexp = /(?:^|\n)\/([A-Za-z_]*)$/gi;
const match = regexp.exec(subtext);
if (match) {
return match[1];
}
return null;
},
},
});
}
setupEmoji($input) {
const self = this;
const { filter, ...defaults } = this.getDefaultCallbacks();
// Emoji
$input.atwho({
at: ':',
displayTpl(value) {
let tmpl = GfmAutoComplete.Loading.template;
if (value && value.name) {
tmpl = GfmAutoComplete.Emoji.templateFunction(value.name);
}
return tmpl;
},
insertTpl: GfmAutoComplete.Emoji.insertTemplateFunction,
skipSpecialCharacterTest: true,
data: GfmAutoComplete.defaultLoadingData,
callbacks: {
...defaults,
matcher(flag, subtext) {
const regexp = new RegExp(`(?:[^${glRegexp.unicodeLetters}0-9:]|\n|^):([^:]*)$`, 'gi');
const match = regexp.exec(subtext);
return match && match.length ? match[1] : null;
},
filter(query, items, searchKey) {
const filtered = filter.call(this, query, items, searchKey);
if (query.length === 0 || GfmAutoComplete.isLoading(items)) {
return filtered;
}
// map from value to " is of ", arranged by emoji
const emojis = {};
filtered.forEach(({ name: value }) => {
self.emojiLookup[value].forEach(({ emoji: { name }, kind }) => {
let entry = emojis[name];
if (!entry) {
entry = {};
emojis[name] = entry;
}
if (!(kind in entry) || value.localeCompare(entry[kind]) < 0) {
entry[kind] = value;
}
});
});
// collate results to list, prefering name > unicode > alias > description
const results = [];
Object.values(emojis).forEach(({ name, unicode, alias, description }) => {
results.push(name || unicode || alias || description);
});
// return to the form atwho wants
return results.map(name => ({ name }));
},
},
});
}
setupMembers($input) {
const fetchData = this.fetchData.bind(this);
const MEMBER_COMMAND = {
ASSIGN: '/assign',
UNASSIGN: '/unassign',
REASSIGN: '/reassign',
CC: '/cc',
};
let assignees = [];
let command = '';
// Team Members
$input.atwho({
at: '@',
alias: 'users',
displayTpl(value) {
let tmpl = GfmAutoComplete.Loading.template;
const { avatarTag, username, title, icon, availability } = value;
if (username != null) {
tmpl = GfmAutoComplete.Members.templateFunction({
avatarTag,
username,
title,
icon,
availabilityStatus:
availability && isUserBusy(availability)
? ` ${s__('UserAvailability|(Busy)')}`
: '',
});
}
return tmpl;
},
// eslint-disable-next-line no-template-curly-in-string
insertTpl: '${atwho-at}${username}',
searchKey: 'search',
alwaysHighlightFirst: true,
skipSpecialCharacterTest: true,
data: GfmAutoComplete.defaultLoadingData,
callbacks: {
...this.getDefaultCallbacks(),
beforeSave: membersBeforeSave,
matcher(flag, subtext) {
const subtextNodes = subtext
.split(/\n+/g)
.pop()
.split(GfmAutoComplete.regexSubtext);
// Check if @ is followed by '/assign', '/reassign', '/unassign' or '/cc' commands.
command = subtextNodes.find(node => {
if (Object.values(MEMBER_COMMAND).includes(node)) {
return node;
}
return null;
});
// Cache assignees list for easier filtering later
assignees =
SidebarMediator.singleton?.store?.assignees?.map(
assignee => `${assignee.username} ${assignee.name}`,
) || [];
const match = GfmAutoComplete.defaultMatcher(flag, subtext, this.app.controllers);
return match && match.length ? match[1] : null;
},
filter(query, data, searchKey) {
if (GfmAutoComplete.isLoading(data)) {
fetchData(this.$inputor, this.at);
return data;
}
if (data === GfmAutoComplete.defaultLoadingData) {
return $.fn.atwho.default.callbacks.filter(query, data, searchKey);
}
if (command === MEMBER_COMMAND.ASSIGN) {
// Only include members which are not assigned to Issuable currently
return data.filter(member => !assignees.includes(member.search));
} else if (command === MEMBER_COMMAND.UNASSIGN) {
// Only include members which are assigned to Issuable currently
return data.filter(member => assignees.includes(member.search));
}
return data;
},
},
});
}
setupIssues($input) {
$input.atwho({
at: '#',
alias: 'issues',
searchKey: 'search',
displayTpl(value) {
let tmpl = GfmAutoComplete.Loading.template;
if (value.title != null) {
tmpl = GfmAutoComplete.Issues.templateFunction(value);
}
return tmpl;
},
data: GfmAutoComplete.defaultLoadingData,
insertTpl: GfmAutoComplete.Issues.insertTemplateFunction,
skipSpecialCharacterTest: true,
callbacks: {
...this.getDefaultCallbacks(),
beforeSave(issues) {
return $.map(issues, i => {
if (i.title == null) {
return i;
}
return {
id: i.iid,
title: sanitize(i.title),
reference: i.reference,
search: `${i.iid} ${i.title}`,
};
});
},
},
});
}
setupMilestones($input) {
$input.atwho({
at: '%',
alias: 'milestones',
searchKey: 'search',
// eslint-disable-next-line no-template-curly-in-string
insertTpl: '${atwho-at}${title}',
displayTpl(value) {
let tmpl = GfmAutoComplete.Loading.template;
if (value.title != null) {
tmpl = GfmAutoComplete.Milestones.templateFunction(value.title);
}
return tmpl;
},
data: GfmAutoComplete.defaultLoadingData,
callbacks: {
...this.getDefaultCallbacks(),
beforeSave(milestones) {
return $.map(milestones, m => {
if (m.title == null) {
return m;
}
return {
id: m.iid,
title: sanitize(m.title),
search: m.title,
};
});
},
},
});
}
setupMergeRequests($input) {
$input.atwho({
at: '!',
alias: 'mergerequests',
searchKey: 'search',
displayTpl(value) {
let tmpl = GfmAutoComplete.Loading.template;
if (value.title != null) {
tmpl = GfmAutoComplete.Issues.templateFunction(value);
}
return tmpl;
},
data: GfmAutoComplete.defaultLoadingData,
insertTpl: GfmAutoComplete.Issues.insertTemplateFunction,
skipSpecialCharacterTest: true,
callbacks: {
...this.getDefaultCallbacks(),
beforeSave(merges) {
return $.map(merges, m => {
if (m.title == null) {
return m;
}
return {
id: m.iid,
title: sanitize(m.title),
reference: m.reference,
search: `${m.iid} ${m.title}`,
};
});
},
},
});
}
setupLabels($input) {
const instance = this;
const fetchData = this.fetchData.bind(this);
const LABEL_COMMAND = { LABEL: '/label', UNLABEL: '/unlabel', RELABEL: '/relabel' };
let command = '';
$input.atwho({
at: '~',
alias: 'labels',
searchKey: 'search',
data: GfmAutoComplete.defaultLoadingData,
displayTpl(value) {
let tmpl = GfmAutoComplete.Labels.templateFunction(value.color, value.title);
if (GfmAutoComplete.isLoading(value)) {
tmpl = GfmAutoComplete.Loading.template;
}
return tmpl;
},
// eslint-disable-next-line no-template-curly-in-string
insertTpl: '${atwho-at}${title}',
limit: 20,
callbacks: {
...this.getDefaultCallbacks(),
beforeSave(merges) {
if (GfmAutoComplete.isLoading(merges)) return merges;
return $.map(merges, m => ({
title: sanitize(m.title),
color: m.color,
search: m.title,
set: m.set,
}));
},
matcher(flag, subtext) {
const subtextNodes = subtext
.split(/\n+/g)
.pop()
.split(GfmAutoComplete.regexSubtext);
// Check if ~ is followed by '/label', '/relabel' or '/unlabel' commands.
command = subtextNodes.find(node => {
if (
node === LABEL_COMMAND.LABEL ||
node === LABEL_COMMAND.RELABEL ||
node === LABEL_COMMAND.UNLABEL
) {
return node;
}
return null;
});
// If any label matches the inserted text after the last `~`, suggest those labels,
// even if any spaces or funky characters were typed.
// This allows matching labels like "Accepting merge requests".
const labels = instance.cachedData[flag];
if (labels) {
if (!subtext.includes(flag)) {
// Do not match if there is no `~` before the cursor
return null;
}
const lastCandidate = subtext.split(flag).pop();
if (labels.find(label => label.title.startsWith(lastCandidate))) {
return lastCandidate;
}
} else {
// Load all labels into the autocompleter.
// This needs to happen if e.g. editing a label in an existing comment, because normally
// label data would only be loaded only once you type `~`.
fetchData(this.$inputor, this.at);
}
const match = GfmAutoComplete.defaultMatcher(flag, subtext, this.app.controllers);
return match && match.length ? match[1] : null;
},
filter(query, data, searchKey) {
if (GfmAutoComplete.isLoading(data)) {
fetchData(this.$inputor, this.at);
return data;
}
if (data === GfmAutoComplete.defaultLoadingData) {
return $.fn.atwho.default.callbacks.filter(query, data, searchKey);
}
// The `LABEL_COMMAND.RELABEL` is intentionally skipped
// because we want to return all the labels (unfiltered) for that command.
if (command === LABEL_COMMAND.LABEL) {
// Return labels with set: undefined.
return data.filter(label => !label.set);
} else if (command === LABEL_COMMAND.UNLABEL) {
// Return labels with set: true.
return data.filter(label => label.set);
}
return data;
},
},
});
}
setupSnippets($input) {
$input.atwho({
at: '$',
alias: 'snippets',
searchKey: 'search',
displayTpl(value) {
let tmpl = GfmAutoComplete.Loading.template;
if (value.title != null) {
tmpl = GfmAutoComplete.Issues.templateFunction(value);
}
return tmpl;
},
data: GfmAutoComplete.defaultLoadingData,
// eslint-disable-next-line no-template-curly-in-string
insertTpl: '${atwho-at}${id}',
callbacks: {
...this.getDefaultCallbacks(),
beforeSave(snippets) {
return $.map(snippets, m => {
if (m.title == null) {
return m;
}
return {
id: m.id,
title: sanitize(m.title),
search: `${m.id} ${m.title}`,
};
});
},
},
});
}
getDefaultCallbacks() {
const self = this;
return {
sorter(query, items, searchKey) {
this.setting.highlightFirst = this.setting.alwaysHighlightFirst || query.length > 0;
if (GfmAutoComplete.isLoading(items)) {
this.setting.highlightFirst = false;
return items;
}
return $.fn.atwho.default.callbacks.sorter(query, items, searchKey);
},
filter(query, data, searchKey) {
if (GfmAutoComplete.isLoading(data)) {
self.fetchData(this.$inputor, this.at);
return data;
} else if (
GfmAutoComplete.isTypeWithBackendFiltering(this.at) &&
self.previousQuery !== query
) {
self.fetchData(this.$inputor, this.at, query);
self.previousQuery = query;
return data;
}
return $.fn.atwho.default.callbacks.filter(query, data, searchKey);
},
beforeInsert(value) {
let withoutAt = value.substring(1);
const at = value.charAt();
if (value && !this.setting.skipSpecialCharacterTest) {
const regex = at === '~' ? /\W|^\d+$/ : /\W/;
if (withoutAt && regex.test(withoutAt)) {
withoutAt = `"${withoutAt}"`;
}
}
// We can ignore this for quick actions because they are processed
// before Markdown.
if (!this.setting.skipMarkdownCharacterTest) {
withoutAt = withoutAt
.replace(/(~~|`|\*)/g, '\\$1')
.replace(/(\b)(_+)/g, '$1\\$2') // only escape underscores at the start
.replace(/(_+)(\b)/g, '\\$1$2'); // or end of words
}
return `${at}${withoutAt}`;
},
matcher(flag, subtext) {
const match = GfmAutoComplete.defaultMatcher(flag, subtext, this.app.controllers);
if (match) {
return match[1];
}
return null;
},
highlighter(li, query) {
// override default behaviour to escape dot character
// see https://github.com/ichord/At.js/pull/576
if (!query) {
return li;
}
const escapedQuery = query.replace(/[.+]/, '\\$&');
const regexp = new RegExp(`>\\s*([^<]*?)(${escapedQuery})([^<]*)\\s*<`, 'ig');
return li.replace(regexp, (str, $1, $2, $3) => `> ${$1}${$2}${$3} <`);
},
};
}
fetchData($input, at, search) {
if (this.isLoadingData[at]) return;
this.isLoadingData[at] = true;
const dataSource = this.dataSources[GfmAutoComplete.atTypeMap[at]];
if (GfmAutoComplete.isTypeWithBackendFiltering(at)) {
axios
.get(dataSource, { params: { search } })
.then(({ data }) => {
this.loadData($input, at, data);
})
.catch(() => {
this.isLoadingData[at] = false;
});
} else if (this.cachedData[at]) {
this.loadData($input, at, this.cachedData[at]);
} else if (GfmAutoComplete.atTypeMap[at] === 'emojis') {
this.loadEmojiData($input, at).catch(() => {});
} else if (dataSource) {
AjaxCache.retrieve(dataSource, true)
.then(data => {
this.loadData($input, at, data);
})
.catch(() => {
this.isLoadingData[at] = false;
});
} else {
this.isLoadingData[at] = false;
}
}
loadData($input, at, data) {
this.isLoadingData[at] = false;
this.cachedData[at] = data;
$input.atwho('load', at, data);
// This trigger at.js again
// otherwise we would be stuck with loading until the user types
return $input.trigger('keyup');
}
async loadEmojiData($input, at) {
await Emoji.initEmojiMap();
// All the emoji
const emojis = Emoji.getAllEmoji();
// Add all of the fields to atwho's database
this.loadData($input, at, [
...Object.keys(emojis), // Names
...Object.values(emojis).flatMap(({ aliases }) => aliases), // Aliases
...Object.values(emojis).map(({ e }) => e), // Unicode values
...Object.values(emojis).map(({ d }) => d), // Descriptions
]);
// Construct a lookup that can correlate a value to " is the of "
const lookup = {};
const add = (key, kind, emoji) => {
if (!(key in lookup)) {
lookup[key] = [];
}
lookup[key].push({ kind, emoji });
};
Object.values(emojis).forEach(emoji => {
add(emoji.name, 'name', emoji);
add(emoji.d, 'description', emoji);
add(emoji.e, 'unicode', emoji);
emoji.aliases.forEach(a => add(a, 'alias', emoji));
});
this.emojiLookup = lookup;
GfmAutoComplete.glEmojiTag = Emoji.glEmojiTag;
}
clearCache() {
this.cachedData = {};
}
destroy() {
this.input.each((i, input) => {
const $input = $(input);
$input.atwho('destroy');
});
}
static isLoading(data) {
let dataToInspect = data;
if (data && data.length > 0) {
[dataToInspect] = data;
}
const loadingState = GfmAutoComplete.defaultLoadingData[0];
return dataToInspect && (dataToInspect === loadingState || dataToInspect.name === loadingState);
}
static defaultMatcher(flag, subtext, controllers) {
// The below is taken from At.js source
// Tweaked to commands to start without a space only if char before is a non-word character
// https://github.com/ichord/At.js
const atSymbolsWithBar = Object.keys(controllers)
.join('|')
.replace(/[$]/, '\\$&')
.replace(/([[\]:])/g, '\\$1');
const atSymbolsWithoutBar = Object.keys(controllers).join('');
const targetSubtext = subtext.split(GfmAutoComplete.regexSubtext).pop();
const resultantFlag = flag.replace(/[-[\]/{}()*+?.\\^$|]/g, '\\$&');
const accentAChar = decodeURI('%C3%80');
const accentYChar = decodeURI('%C3%BF');
// Holy regex, batman!
const regexp = new RegExp(
`^(?:\\B|[^a-zA-Z0-9_\`${atSymbolsWithoutBar}]|\\s)${resultantFlag}(?!${atSymbolsWithBar})((?:[A-Za-z${accentAChar}-${accentYChar}0-9_'.+-:]|[^\\x00-\\x7a])*)$`,
'gi',
);
return regexp.exec(targetSubtext);
}
}
GfmAutoComplete.regexSubtext = new RegExp(/\s+/g);
GfmAutoComplete.defaultLoadingData = ['loading'];
GfmAutoComplete.atTypeMap = {
':': 'emojis',
'@': 'members',
'#': 'issues',
'!': 'mergeRequests',
'&': 'epics',
'~': 'labels',
'%': 'milestones',
'/': 'commands',
'[vulnerability:': 'vulnerabilities',
$: 'snippets',
};
GfmAutoComplete.typesWithBackendFiltering = ['vulnerabilities'];
GfmAutoComplete.isTypeWithBackendFiltering = type =>
GfmAutoComplete.typesWithBackendFiltering.includes(GfmAutoComplete.atTypeMap[type]);
function findEmoji(name) {
return Emoji.searchEmoji(name, { match: 'contains', raw: true }).sort((a, b) => {
if (a.index !== b.index) {
return a.index - b.index;
}
return a.field.localeCompare(b.field);
});
}
// Emoji
GfmAutoComplete.glEmojiTag = null;
GfmAutoComplete.Emoji = {
insertTemplateFunction(value) {
const results = findEmoji(value.name);
if (results.length) {
return `:${results[0].emoji.name}:`;
}
return `:${value.name}:`;
},
templateFunction(name) {
// glEmojiTag helper is loaded on-demand in fetchData()
if (!GfmAutoComplete.glEmojiTag) return `${name}`;
const results = findEmoji(name);
if (!results.length) {
return `${name} ${GfmAutoComplete.glEmojiTag(name)}`;
}
const { field, emoji } = results[0];
return `${field} ${GfmAutoComplete.glEmojiTag(emoji.name)}`;
},
};
// Team Members
GfmAutoComplete.Members = {
templateFunction({ avatarTag, username, title, icon, availabilityStatus }) {
return `${avatarTag} ${username} ${escape(
title,
)}${availabilityStatus} ${icon}`;
},
};
GfmAutoComplete.Labels = {
templateFunction(color, title) {
return ` ${escape(title)}`;
},
};
// Issues, MergeRequests and Snippets
GfmAutoComplete.Issues = {
insertTemplateFunction(value) {
// eslint-disable-next-line no-template-curly-in-string
return value.reference || '${atwho-at}${id}';
},
templateFunction({ id, title, reference }) {
return `${reference || id} ${escape(title)}`;
},
};
// Milestones
GfmAutoComplete.Milestones = {
templateFunction(title) {
return `${escape(title)}`;
},
};
GfmAutoComplete.Loading = {
template:
'Loading...',
};
export default GfmAutoComplete;