103 lines
4.5 KiB
JavaScript
103 lines
4.5 KiB
JavaScript
import ReactDOM from 'react-dom';
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import MatrixClientPeg from '../MatrixClientPeg';
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import SettingsStore from "../settings/SettingsStore";
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import PushProcessor from 'matrix-js-sdk/lib/pushprocessor';
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import sdk from '../index';
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export function pillifyLinks(nodes, mxEvent) {
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const room = MatrixClientPeg.get().getRoom(mxEvent.getRoomId());
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const shouldShowPillAvatar = SettingsStore.getValue("Pill.shouldShowPillAvatar");
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let node = nodes[0];
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while (node) {
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let pillified = false;
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if (node.tagName === "A" && node.getAttribute("href")) {
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const href = node.getAttribute("href");
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// If the link is a (localised) matrix.to link, replace it with a pill
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const Pill = sdk.getComponent('elements.Pill');
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if (Pill.isMessagePillUrl(href)) {
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const pillContainer = document.createElement('span');
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const pill = <Pill
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url={href}
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inMessage={true}
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room={room}
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shouldShowPillAvatar={shouldShowPillAvatar}
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/>;
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ReactDOM.render(pill, pillContainer);
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node.parentNode.replaceChild(pillContainer, node);
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// Pills within pills aren't going to go well, so move on
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pillified = true;
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// update the current node with one that's now taken its place
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node = pillContainer;
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}
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} else if (
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node.nodeType === Node.TEXT_NODE &&
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// as applying pills happens outside of react, make sure we're not doubly
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// applying @room pills here, as a rerender with the same content won't touch the DOM
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// to clear the pills from the last run of pillifyLinks
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!node.parentElement.classList.contains("mx_AtRoomPill")
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) {
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const Pill = sdk.getComponent('elements.Pill');
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let currentTextNode = node;
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const roomNotifTextNodes = [];
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// Take a textNode and break it up to make all the instances of @room their
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// own textNode, adding those nodes to roomNotifTextNodes
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while (currentTextNode !== null) {
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const roomNotifPos = Pill.roomNotifPos(currentTextNode.textContent);
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let nextTextNode = null;
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if (roomNotifPos > -1) {
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let roomTextNode = currentTextNode;
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if (roomNotifPos > 0) roomTextNode = roomTextNode.splitText(roomNotifPos);
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if (roomTextNode.textContent.length > Pill.roomNotifLen()) {
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nextTextNode = roomTextNode.splitText(Pill.roomNotifLen());
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}
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roomNotifTextNodes.push(roomTextNode);
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}
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currentTextNode = nextTextNode;
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}
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if (roomNotifTextNodes.length > 0) {
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const pushProcessor = new PushProcessor(MatrixClientPeg.get());
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const atRoomRule = pushProcessor.getPushRuleById(".m.rule.roomnotif");
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if (atRoomRule && pushProcessor.ruleMatchesEvent(atRoomRule, mxEvent)) {
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// Now replace all those nodes with Pills
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for (const roomNotifTextNode of roomNotifTextNodes) {
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// Set the next node to be processed to the one after the node
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// we're adding now, since we've just inserted nodes into the structure
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// we're iterating over.
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// Note we've checked roomNotifTextNodes.length > 0 so we'll do this at least once
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node = roomNotifTextNode.nextSibling;
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const pillContainer = document.createElement('span');
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const pill = <Pill
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type={Pill.TYPE_AT_ROOM_MENTION}
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inMessage={true}
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room={room}
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shouldShowPillAvatar={true}
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/>;
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ReactDOM.render(pill, pillContainer);
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roomNotifTextNode.parentNode.replaceChild(pillContainer, roomNotifTextNode);
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}
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// Nothing else to do for a text node (and we don't need to advance
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// the loop pointer because we did it above)
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continue;
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}
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}
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}
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if (node.childNodes && node.childNodes.length && !pillified) {
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pillifyLinks(node.childNodes, mxEvent);
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}
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node = node.nextSibling;
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}
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}
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