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Merged
HumbleBee14 merged 1 commit into from
Jul 13, 2026
Merged

SVG/diagram block + homepage Featured/Recent split #12

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99 changes: 69 additions & 30 deletions src/pages/index.astro
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,8 @@ const allPosts = await Promise.all(
const authors = await getCollection('authors');

const featured = allPosts.filter((p) => p.data.featured).slice(0, 3);
const featuredFinal = featured.length >= 3 ? featured : allPosts.slice(0, 3);
const featuredIds = new Set(featured.map((p) => p.id));
const recent = allPosts.filter((p) => !featuredIds.has(p.id)).slice(0, 6);

const topicCounts = countPostsByTopic(allPosts);
const articleCount = allPosts.length;
Expand Down Expand Up @@ -91,37 +92,75 @@ const featuredTools = allTools
</div>
</section>

<!-- LATEST -->
<section class="section" style="padding-top: 0;">
<div class="container">
<div class="section-head">
<div>
<div class="eyebrow">Latest</div>
<h2 class="section-title">Recently published.</h2>
{
featured.length > 0 && (
<section class="section" style="padding-top: 0;">
<div class="container">
<div class="section-head">
<div>
<div class="eyebrow">Featured</div>
<h2 class="section-title">Editors' picks.</h2>
</div>
<a href="/blog" class="section-link">
All articles →
</a>
</div>
<div class="latest-grid">
{featured.map((p) => (
<a class="article-card" href={`/blog/${p.id}`}>
<div class="article-meta">
<span class="chip chip--sm">{topicName(p.data.topicId)}</span>
</div>
<h3 class="article-title">{p.data.title}</h3>
<p class="article-summary">{p.data.summary}</p>
<div class="article-foot">
<span>{p.authors.map((a) => a.data.name).join(', ')}</span>
<span>
{formatDate(p.data.date.toISOString())} · {p.data.readMin} min
</span>
</div>
</a>
))}
</div>
</div>
<a href="/blog" class="section-link">All articles →</a>
</div>
<div class="latest-grid">
{
featuredFinal.map((p) => (
<a class="article-card" href={`/blog/${p.id}`}>
<div class="article-meta">
<span class="chip chip--sm">{topicName(p.data.topicId)}</span>
</div>
<h3 class="article-title">{p.data.title}</h3>
<p class="article-summary">{p.data.summary}</p>
<div class="article-foot">
<span>{p.authors.map((a) => a.data.name).join(', ')}</span>
<span>
{formatDate(p.data.date.toISOString())} · {p.data.readMin} min
</span>
</div>
</section>
)
}

{
recent.length > 0 && (
<section class="section" style={featured.length > 0 ? undefined : 'padding-top: 0;'}>
<div class="container">
<div class="section-head">
<div>
<div class="eyebrow">Latest</div>
<h2 class="section-title">Recently published.</h2>
</div>
<a href="/blog" class="section-link">
All articles →
</a>
))
}
</div>
</div>
</section>
</div>
<div class="latest-grid">
{recent.map((p) => (
<a class="article-card" href={`/blog/${p.id}`}>
<div class="article-meta">
<span class="chip chip--sm">{topicName(p.data.topicId)}</span>
</div>
<h3 class="article-title">{p.data.title}</h3>
<p class="article-summary">{p.data.summary}</p>
<div class="article-foot">
<span>{p.authors.map((a) => a.data.name).join(', ')}</span>
<span>
{formatDate(p.data.date.toISOString())} · {p.data.readMin} min
</span>
</div>
</a>
))}
</div>
</div>
</section>
)
}

<!-- TOPICS -->
<section class="section">
Expand Down
4 changes: 4 additions & 0 deletions src/styles/global.css
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Expand Up @@ -1501,6 +1501,10 @@ a.hashtag:hover {
background: var(--paper-2);
padding: 20px;
}
.article-body .inline-figure svg {
max-width: 100%;
height: auto;
}
.article-body .inline-figure-caption {
font-family: var(--font-display);
font-style: italic;
Expand Down
144 changes: 144 additions & 0 deletions src/write/editor/blocks/SvgBlock.tsx
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Original file line number Diff line number Diff line change
@@ -0,0 +1,144 @@
import { useMemo, useState } from 'react';
import { createReactBlockSpec } from '@blocknote/react';

const looksLikeSvg = (s: string): boolean => /<svg[\s>]/i.test(s);

// The SVG lives in the author's own browser and is reviewed before publish, but
// strip scripts so the in-editor preview can never execute pasted markup.
function stripScripts(svg: string): string {
return svg.replace(/<script[\s\S]*?<\/script>/gi, '');
}

type Check =
| { state: 'empty' }
| { state: 'ok'; html: string }
| { state: 'error'; message: string };

// Strict XML parsing mirrors what MDX/JSX needs to build (closed tags, quoted
// attrs, escaped &), so a preview that passes here won't break the published page.
function checkSvg(raw: string): Check {
const code = stripScripts(raw).trim();
if (!code) return { state: 'empty' };
if (!looksLikeSvg(code))
return { state: 'error', message: 'The markup must contain an <svg> element.' };
try {
const doc = new DOMParser().parseFromString(code, 'image/svg+xml');
const err = doc.querySelector('parsererror');
if (err) {
const detail = (err.textContent || '').replace(/\s+/g, ' ').trim();
return {
state: 'error',
message: detail || 'This isn’t valid SVG — check for unclosed tags.',
};
}
if (doc.documentElement.tagName.toLowerCase() !== 'svg') {
return { state: 'error', message: 'The markup must start with an <svg> element.' };
}
return { state: 'ok', html: code };
} catch {
return { state: 'error', message: 'This isn’t valid SVG markup.' };
}
}

export const createSvgBlock = createReactBlockSpec(
{
type: 'svg',
propSchema: {
code: { default: '' },
caption: { default: '' },
},
content: 'none',
},
{
render: ({ block, editor }) => {
const hasSvg = looksLikeSvg(block.props.code);
const check = useMemo(() => checkSvg(block.props.code), [block.props.code]);
const [mode, setMode] = useState<'edit' | 'preview'>(hasSvg ? 'preview' : 'edit');
const setProps = (patch: Partial<typeof block.props>) =>
editor.updateBlock(block, { props: { ...block.props, ...patch } });

return (
<figure className="write-svg" contentEditable={false}>
<div className="write-svg-bar">
<div className="write-svg-switch" role="tablist" aria-label="SVG view">
<button
type="button"
role="tab"
aria-selected={mode === 'preview'}
className={mode === 'preview' ? 'is-active' : ''}
disabled={!hasSvg}
onClick={() => setMode('preview')}
>
Preview
</button>
<button
type="button"
role="tab"
aria-selected={mode === 'edit'}
className={mode === 'edit' ? 'is-active' : ''}
onClick={() => setMode('edit')}
>
Code
</button>
</div>
{hasSvg && (
<button
type="button"
className="write-svg-clear"
title="Remove SVG"
onClick={() => {
setProps({ code: '' });
setMode('edit');
}}
>
Remove
</button>
)}
</div>

{mode === 'edit' ? (
<div className="write-block-form">
<span className="write-block-label">
Paste SVG markup — use <code>currentColor</code> for strokes and fills so it adapts
to light &amp; dark
</span>
<textarea
autoFocus
rows={6}
className="write-svg-code"
placeholder={'<svg viewBox="0 0 400 200" ...>\n …\n</svg>'}
value={block.props.code}
onChange={(e) => setProps({ code: e.target.value })}
onBlur={() => {
if (looksLikeSvg(block.props.code)) setMode('preview');
}}
/>
</div>
) : check.state === 'ok' ? (
<div className="write-svg-preview" dangerouslySetInnerHTML={{ __html: check.html }} />
) : (
<div className="write-svg-error">
<strong>Can’t render this SVG.</strong>
<span>
{check.state === 'error' ? check.message : 'Paste some SVG markup first.'}
</span>
<button type="button" className="write-chip" onClick={() => setMode('edit')}>
Fix the code
</button>
</div>
)}

{hasSvg && (
<input
type="text"
className="write-caption-input"
placeholder="Caption (optional)"
value={block.props.caption}
onChange={(e) => setProps({ caption: e.target.value })}
/>
)}
</figure>
);
},
},
);
94 changes: 94 additions & 0 deletions src/write/editor/editor-theme.css
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Original file line number Diff line number Diff line change
Expand Up @@ -725,6 +725,100 @@
border-radius: 6px;
}

.write-svg {
margin: 0;
width: 100%;
align-self: stretch;
}
.write-svg-bar {
display: flex;
align-items: center;
justify-content: space-between;
gap: 8px;
margin-bottom: 10px;
}
.write-svg-switch {
display: inline-flex;
border: 1px solid var(--line-2);
border-radius: 8px;
overflow: hidden;
}
.write-svg-switch button {
font-family: var(--font-mono);
font-size: 12px;
color: var(--ink-2);
background: var(--paper);
border: none;
padding: 6px 18px;
cursor: pointer;
}
.write-svg-switch button + button {
border-left: 1px solid var(--line-2);
}
.write-svg-switch button.is-active {
background: var(--accent);
color: var(--paper);
}
.write-svg-switch button:disabled {
opacity: 0.45;
cursor: not-allowed;
}
.write-svg-clear {
font-family: var(--font-mono);
font-size: 12px;
color: var(--ink-3);
background: none;
border: none;
cursor: pointer;
}
.write-svg-clear:hover {
color: var(--accent);
}
.write-svg-code {
font-family: var(--font-mono) !important;
font-size: 12px !important;
line-height: 1.5;
white-space: pre;
overflow-x: auto;
}
.write-svg-preview {
width: 100%;
box-sizing: border-box;
padding: 28px 24px;
text-align: center;
color: var(--ink);
border: 1px solid var(--line-2);
border-radius: 8px;
background: var(--paper);
}
.write-svg-preview svg {
display: block;
max-width: min(100%, 860px) !important;
width: 100%;
height: auto;
margin: 0 auto;
}
.write-svg .write-caption-input,
.write-svg .write-block-form {
width: 100%;
box-sizing: border-box;
}
.write-svg-error {
display: flex;
flex-direction: column;
align-items: flex-start;
gap: 8px;
padding: 14px 16px;
border: 1px solid var(--line-2);
border-left: 3px solid var(--accent);
border-radius: 8px;
font-size: 13px;
color: var(--ink-2);
}
.write-svg-error strong {
color: var(--ink);
}

.bn-editor [data-content-type='table'] table {
border-collapse: collapse;
font-family: var(--font-sans, sans-serif);
Expand Down
2 changes: 2 additions & 0 deletions src/write/editor/schema.ts
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Expand Up @@ -7,6 +7,7 @@ import { createMathBlock } from './blocks/MathBlock';
import { createFigureBlock } from './blocks/FigureBlock';
import { createGalleryBlock } from './blocks/GalleryBlock';
import { createComponentBlock } from './blocks/ComponentBlock';
import { createSvgBlock } from './blocks/SvgBlock';

export const schema = BlockNoteSchema.create().extend({
blockSpecs: {
Expand All @@ -18,6 +19,7 @@ export const schema = BlockNoteSchema.create().extend({
figure: createFigureBlock(),
gallery: createGalleryBlock(),
customComponent: createComponentBlock(),
svg: createSvgBlock(),
},
});

Expand Down
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