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// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
// See License.txt for license information.
const Constants = require('./constants.jsx');
const UserStore = require('../stores/user_store.jsx');
export function formatText(text, options = {}) {
let output = sanitize(text);
let atMentions;
[output, atMentions] = stripAtMentions(output);
output = reinsertAtMentions(output, atMentions);
output = replaceNewlines(output, options.singleline);
return output;
// TODO autolink @mentions
// TODO highlight mentions of self
// TODO autolink urls
// TODO highlight search terms
// TODO autolink hashtags
// TODO leave space for markdown
}
export function sanitize(text) {
let output = text;
// normal string.replace only does a single occurrance so use a regex instead
output = output.replace(/&/g, '&');
output = output.replace(/</g, '<');
output = output.replace(/>/g, '>');
return output;
}
function stripAtMentions(text) {
let output = text;
let atMentions = new Map();
function stripAtMention(fullMatch, prefix, mentionText, username) {
if (Constants.SPECIAL_MENTIONS.indexOf(username) !== -1 || UserStore.getProfileByUsername(username)) {
const index = atMentions.size;
const alias = `ATMENTION${index}`;
atMentions.set(alias, {mentionText: mentionText, username: username});
return prefix + alias;
} else {
return fullMatch;
}
}
output = output.replace(/(^|\s)(@([a-z0-9.\-_]+))/g, stripAtMention);
return [output, atMentions];
}
window.stripAtMentions = stripAtMentions;
function reinsertAtMentions(text, atMentions) {
let output = text;
function reinsertAtMention(replacement, alias) {
output = output.replace(alias, `<a class='mention-link' href='#' data-mention=${replacement.username}>${replacement.mentionText}</a>`);
}
atMentions.forEach(reinsertAtMention);
return output;
}
window.reinsertAtMentions = reinsertAtMentions;
function replaceNewlines(text, singleline) {
if (!singleline) {
return text.replace(/\n/g, '<br />');
} else {
return text.replace(/\n/g, ' ');
}
}
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