mirror of
https://github.com/discourse/discourse.git
synced 2024-11-25 09:42:07 +08:00
256 lines
8.2 KiB
JavaScript
256 lines
8.2 KiB
JavaScript
import I18n from "I18n";
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import { performEmojiUnescape } from "pretty-text/emoji";
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let customMarkdownCookFn;
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const chatTranscriptRule = {
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tag: "chat",
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replace: function (state, tagInfo, content) {
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// shouldn't really happen but we don't want to break rendering if it does
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if (!customMarkdownCookFn) {
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return;
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}
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const options = state.md.options.discourse;
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const [username, messageIdStart, messageTimeStart] =
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(tagInfo.attrs.quote && tagInfo.attrs.quote.split(";")) || [];
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const reactions = tagInfo.attrs.reactions;
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const multiQuote = !!tagInfo.attrs.multiQuote;
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const noLink = !!tagInfo.attrs.noLink;
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const channelName = tagInfo.attrs.channel;
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const channelId = tagInfo.attrs.channelId;
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const channelLink = channelId
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? options.getURL(`/chat/channel/${channelId}/-`)
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: null;
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if (!username || !messageIdStart || !messageTimeStart) {
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return;
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}
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let wrapperDivToken = state.push("div_chat_transcript_wrap", "div", 1);
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let wrapperClasses = ["chat-transcript"];
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if (!!tagInfo.attrs.chained) {
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wrapperClasses.push("chat-transcript-chained");
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}
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wrapperDivToken.attrs = [["class", wrapperClasses.join(" ")]];
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wrapperDivToken.attrs.push(["data-message-id", messageIdStart]);
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wrapperDivToken.attrs.push(["data-username", username]);
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wrapperDivToken.attrs.push(["data-datetime", messageTimeStart]);
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if (reactions) {
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wrapperDivToken.attrs.push(["data-reactions", reactions]);
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}
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if (channelName) {
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wrapperDivToken.attrs.push(["data-channel-name", channelName]);
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if (multiQuote) {
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let metaDivToken = state.push("div_chat_transcript_meta", "div", 1);
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metaDivToken.attrs = [["class", "chat-transcript-meta"]];
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const channelToken = state.push("html_inline", "", 0);
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channelToken.content = I18n.t("chat.quote.original_channel", {
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channel: channelName,
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channelLink,
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});
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state.push("div_chat_transcript_meta", "div", -1);
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}
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}
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if (channelId) {
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wrapperDivToken.attrs.push(["data-channel-id", channelId]);
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}
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let userDivToken = state.push("div_chat_transcript_user", "div", 1);
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userDivToken.attrs = [["class", "chat-transcript-user"]];
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// start: user avatar
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let avatarDivToken = state.push(
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"div_chat_transcript_user_avatar",
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"div",
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1
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);
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avatarDivToken.attrs = [["class", "chat-transcript-user-avatar"]];
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// server-side, we need to lookup the avatar from the username
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let avatarImg;
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if (options.lookupAvatar) {
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avatarImg = options.lookupAvatar(username);
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}
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if (avatarImg) {
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const avatarImgToken = state.push("html_inline", "", 0);
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avatarImgToken.content = avatarImg;
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}
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state.push("div_chat_transcript_user_avatar", "div", -1);
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// end: user avatar
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// start: username
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let usernameDivToken = state.push("div_chat_transcript_username", "div", 1);
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usernameDivToken.attrs = [["class", "chat-transcript-username"]];
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let displayName;
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if (options.formatUsername) {
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displayName = options.formatUsername(username);
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} else {
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displayName = username;
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}
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const usernameToken = state.push("html_inline", "", 0);
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usernameToken.content = displayName;
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state.push("div_chat_transcript_username", "div", -1);
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// end: username
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// start: time + link to message
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let datetimeDivToken = state.push("div_chat_transcript_datetime", "div", 1);
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datetimeDivToken.attrs = [["class", "chat-transcript-datetime"]];
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// for some cases, like archiving, we don't want the link to the
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// chat message because it will just result in a 404
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// also handles the case where the quote doesn’t contain
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// enough data to build a valid channel/message link
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if (noLink || !channelLink) {
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let spanToken = state.push("span_open", "span", 1);
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spanToken.attrs = [["title", messageTimeStart]];
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spanToken.block = false;
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spanToken = state.push("span_close", "span", -1);
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spanToken.block = false;
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} else {
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let linkToken = state.push("link_open", "a", 1);
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linkToken.attrs = [
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["href", `${channelLink}?messageId=${messageIdStart}`],
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["title", messageTimeStart],
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];
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linkToken.block = false;
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linkToken = state.push("link_close", "a", -1);
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linkToken.block = false;
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}
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state.push("div_chat_transcript_datetime", "div", -1);
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// end: time + link to message
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// start: channel link for !multiQuote
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if (channelName && !multiQuote) {
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let channelLinkToken = state.push("link_open", "a", 1);
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channelLinkToken.attrs = [
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["class", "chat-transcript-channel"],
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["href", channelLink],
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];
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let inlineTextToken = state.push("html_inline", "", 0);
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inlineTextToken.content = `#${channelName}`;
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channelLinkToken = state.push("link_close", "a", -1);
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channelLinkToken.block = false;
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}
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// end: channel link for !multiQuote
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state.push("div_chat_transcript_user", "div", -1);
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let messagesToken = state.push("div_chat_transcript_messages", "div", 1);
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messagesToken.attrs = [["class", "chat-transcript-messages"]];
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// rendering chat message content with limited markdown rule subset
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const token = state.push("html_raw", "", 1);
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token.content = customMarkdownCookFn(content);
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state.push("html_raw", "", -1);
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if (reactions) {
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let emojiHtmlCache = {};
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let reactionsToken = state.push(
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"div_chat_transcript_reactions",
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"div",
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1
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);
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reactionsToken.attrs = [["class", "chat-transcript-reactions"]];
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reactions.split(";").forEach((reaction) => {
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const split = reaction.split(":");
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const emoji = split[0];
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const usernames = split[1].split(",");
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const reactToken = state.push("div_chat_transcript_reaction", "div", 1);
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reactToken.attrs = [["class", "chat-transcript-reaction"]];
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const emojiToken = state.push("html_inline", "", 0);
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if (!emojiHtmlCache[emoji]) {
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emojiHtmlCache[emoji] = performEmojiUnescape(`:${emoji}:`, {
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getURL: options.getURL,
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emojiSet: options.emojiSet,
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emojiCDNUrl: options.emojiCDNUrl,
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enableEmojiShortcuts: options.enableEmojiShortcuts,
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inlineEmoji: options.inlineEmoji,
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lazy: true,
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});
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}
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emojiToken.content = `${
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emojiHtmlCache[emoji]
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} ${usernames.length.toString()}`;
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state.push("div_chat_transcript_reaction", "div", -1);
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});
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state.push("div_chat_transcript_reactions", "div", -1);
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}
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state.push("div_chat_transcript_messages", "div", -1);
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state.push("div_chat_transcript_wrap", "div", -1);
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return true;
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},
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};
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export function setup(helper) {
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helper.allowList([
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"div[class=chat-transcript]",
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"div[class=chat-transcript chat-transcript-chained]",
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"div.chat-transcript-meta",
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"div.chat-transcript-user",
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"div.chat-transcript-username",
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"div.chat-transcript-user-avatar",
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"div.chat-transcript-messages",
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"div.chat-transcript-datetime",
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"div.chat-transcript-reactions",
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"div.chat-transcript-reaction",
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"span[title]",
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"div[data-message-id]",
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"div[data-channel-name]",
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"div[data-channel-id]",
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"div[data-username]",
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"div[data-datetime]",
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"a.chat-transcript-channel",
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]);
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helper.registerOptions((opts, siteSettings) => {
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opts.features["chat-transcript"] = !!siteSettings.chat_enabled;
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});
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helper.registerPlugin((md) => {
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if (md.options.discourse.features["chat-transcript"]) {
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md.block.bbcode.ruler.push("chat-transcript", chatTranscriptRule);
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}
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});
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helper.buildCookFunction((opts, generateCookFunction) => {
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if (!opts.discourse.additionalOptions) {
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return;
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}
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const chatAdditionalOpts = opts.discourse.additionalOptions.chat;
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// we need to be able to quote images from chat, but the image rule is usually
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// banned for chat messages
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const markdownItRules =
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chatAdditionalOpts.limited_pretty_text_markdown_rules.concat("image");
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generateCookFunction(
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{
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featuresOverride: chatAdditionalOpts.limited_pretty_text_features,
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markdownItRules,
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},
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(customCookFn) => {
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customMarkdownCookFn = customCookFn;
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}
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);
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});
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}
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