forked from cory/tildefriends
Consolidate markdown linkification, and add support for authors, blobs, and messages.
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e50144bd34
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@ -1,5 +1,5 @@
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{
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"type": "tildefriends-app",
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"emoji": "🐌",
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"previous": "&Xs1X5TzLCk6KVr+5IDc80JAHYxJyoD10cXKBUYpFqWQ=.sha256"
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"previous": "&0WzpczDOhxawXBY8fAPMQWwOuF8bVRO+cMJJTxBpYOQ=.sha256"
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}
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@ -1,90 +1,94 @@
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function textNode(text) {
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const node = new commonmark.Node("text", undefined);
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node.literal = text;
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return node;
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const node = new commonmark.Node('text', undefined);
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node.literal = text;
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return node;
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}
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function linkNode(text, link) {
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const linkNode = new commonmark.Node("link", undefined);
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linkNode.destination = `#q=${encodeURIComponent(link)}`;
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linkNode.appendChild(textNode(text));
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return linkNode;
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const linkNode = new commonmark.Node('link', undefined);
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if (link.startsWith('#')) {
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linkNode.destination = `#q=${encodeURIComponent(link)}`;
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} else {
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linkNode.destination = link;
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}
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linkNode.appendChild(textNode(text));
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return linkNode;
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}
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function splitMatches(text, regexp) {
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// Regexp must be sticky.
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regexp = new RegExp(regexp, "gm");
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// Regexp must be sticky.
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regexp = new RegExp(regexp, 'gm');
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let i = 0;
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const result = [];
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let i = 0;
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const result = [];
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let match = regexp.exec(text);
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while (match) {
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const matchText = match[0];
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let match = regexp.exec(text);
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while (match) {
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const matchText = match[0];
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if (match.index > i) {
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result.push([text.substring(i, match.index), false]);
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}
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if (match.index > i) {
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result.push([text.substring(i, match.index), false]);
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}
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result.push([matchText, true]);
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i = match.index + matchText.length;
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result.push([matchText, true]);
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i = match.index + matchText.length;
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match = regexp.exec(text);
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}
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match = regexp.exec(text);
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}
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if (i < text.length) {
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result.push([text.substring(i, text.length), false]);
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}
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if (i < text.length) {
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result.push([text.substring(i, text.length), false]);
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}
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return result;
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return result;
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}
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const regex = new RegExp("(?<!\\w)#[\\w-]+");
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const regex = new RegExp('(?:https?://[^ ]+[^ .,])|(?:(?<!\\w)#[\\w-]+)|(?:@[A-Za-z0-9+/]+=.ed25519)|(?:[%&][A-Za-z0-9+/]+=.sha256)');
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function split(textNodes) {
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const text = textNodes.map(n => n.literal).join("");
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const parts = splitMatches(text, regex);
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const text = textNodes.map((n) => n.literal).join('');
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const parts = splitMatches(text, regex);
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return parts.map(part => {
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if (part[1]) {
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return linkNode(part[0], part[0]);
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} else {
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return textNode(part[0]);
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}
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});
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return parts.map((part) => {
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if (part[1]) {
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return linkNode(part[0], part[0]);
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} else {
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return textNode(part[0]);
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}
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});
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}
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export function transform(parsed) {
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const walker = parsed.walker();
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let event;
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const walker = parsed.walker();
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let event;
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let nodes = [];
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while ((event = walker.next())) {
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const node = event.node;
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if (event.entering && node.type === "text") {
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nodes.push(node);
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} else {
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if (nodes.length > 0) {
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split(nodes)
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.reverse()
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.forEach(newNode => {
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nodes[0].insertAfter(newNode);
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});
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let nodes = [];
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while ((event = walker.next())) {
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const node = event.node;
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if (event.entering && node.type === 'text') {
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nodes.push(node);
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} else {
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if (nodes.length > 0) {
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split(nodes)
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.reverse()
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.forEach((newNode) => {
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nodes[0].insertAfter(newNode);
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});
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nodes.forEach(n => n.unlink());
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nodes = [];
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}
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}
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}
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nodes.forEach((n) => n.unlink());
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nodes = [];
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}
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}
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}
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if (nodes.length > 0) {
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split(nodes)
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.reverse()
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.forEach(newNode => {
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nodes[0].insertAfter(newNode);
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});
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nodes.forEach(n => n.unlink());
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}
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if (nodes.length > 0) {
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split(nodes)
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.reverse()
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.forEach((newNode) => {
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nodes[0].insertAfter(newNode);
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});
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nodes.forEach((n) => n.unlink());
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}
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return parsed;
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return parsed;
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}
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@ -1,91 +0,0 @@
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function textNode(text) {
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const node = new commonmark.Node("text", undefined);
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node.literal = text;
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return node;
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}
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function linkNode(text, url) {
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const urlNode = new commonmark.Node("link", undefined);
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urlNode.destination = url;
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urlNode.appendChild(textNode(text));
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return urlNode;
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}
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function splitMatches(text, regexp) {
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// Regexp must be sticky.
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regexp = new RegExp(regexp, "gm");
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let i = 0;
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const result = [];
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let match = regexp.exec(text);
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while (match) {
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const matchText = match[0];
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if (match.index > i) {
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result.push([text.substring(i, match.index), false]);
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}
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result.push([matchText, true]);
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i = match.index + matchText.length;
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match = regexp.exec(text);
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}
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if (i < text.length) {
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result.push([text.substring(i, text.length), false]);
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}
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return result;
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}
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const urlRegexp = new RegExp("https?://[^ ]+[^ .,]");
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function splitURLs(textNodes) {
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const text = textNodes.map(n => n.literal).join("");
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const parts = splitMatches(text, urlRegexp);
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return parts.map(part => {
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if (part[1]) {
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return linkNode(part[0], part[0]);
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} else {
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return textNode(part[0]);
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}
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});
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}
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export function transform(parsed) {
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const walker = parsed.walker();
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let event;
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let nodes = [];
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while ((event = walker.next())) {
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const node = event.node;
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if (event.entering && node.type === "text") {
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nodes.push(node);
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} else {
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if (nodes.length > 0) {
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splitURLs(nodes)
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.reverse()
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.forEach(newNode => {
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nodes[0].insertAfter(newNode);
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});
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nodes.forEach(n => n.unlink());
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nodes = [];
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}
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}
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}
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if (nodes.length > 0) {
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splitURLs(nodes)
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.reverse()
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.forEach(newNode => {
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nodes[0].insertAfter(newNode);
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});
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nodes.forEach(n => n.unlink());
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}
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return parsed;
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}
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@ -17,7 +17,6 @@
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</script>
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<script src="filesaver.min.js"></script>
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<script src="commonmark.min.js"></script>
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<script src="commonmark-linkify.js" type="module"></script>
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<script src="commonmark-hashtag.js" type="module"></script>
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<script src="script.js" type="module"></script>
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</body>
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@ -1,4 +1,3 @@
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import * as linkify from './commonmark-linkify.js';
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import * as hashtagify from './commonmark-hashtag.js';
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function image(node, entering) {
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@ -67,7 +66,6 @@ export function markdown(md) {
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writer.image = image;
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let parsed = reader.parse(md || '');
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parsed = hashtagify.transform(parsed);
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parsed = linkify.transform(parsed);
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let walker = parsed.walker();
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let event, node;
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while ((event = walker.next())) {
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