This commit is contained in:
2026-07-11 22:53:47 +02:00
parent e25152372a
commit 265538a974
3 changed files with 241 additions and 174 deletions
+2 -3
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@@ -1,5 +1,4 @@
[
"2026-06-06.text",
"2026-07-09-welcome.txt",
"2026-07-10-attachment-test.txt"
"10072026.text",
"the first post.text"
]
+159
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@@ -0,0 +1,159 @@
[
"_DSC2592.jpg",
"_DSC2563.jpg",
"_DSC2536.jpg",
"_DSC2534.jpg",
"_DSC2532.jpg",
"_DSC2527.jpg",
"_DSC2627.jpg",
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]
+80 -171
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@@ -1,127 +1,3 @@
const BLOG_DIR = 'blog/';
const ATTACHMENT_DIR = BLOG_DIR + 'files/';
const MANIFEST = BLOG_DIR + 'manifest.json';
const TXT_EXT = /\.(txt|text)$/i;
const ATTACHMENT_RE = /\[\[(?:file|attachment):\s*([^\]]+)\]\]/gi;
function escapeHtml(value) {
return value
.replace(/&/g, '&')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/'/g, '&#39;');
}
function parseIndexHtmlList(text) {
const hrefs = [];
const re = /href="([^"]+)"/g;
let m;
while ((m = re.exec(text)) !== null) {
const name = m[1];
if (TXT_EXT.test(name)) hrefs.push(name);
}
return hrefs;
}
async function loadBlogFiles() {
try {
const response = await fetch(MANIFEST, { cache: 'no-cache' });
if (response.ok) {
return await response.json();
}
} catch (e) {
// manifest missing or unreadable
}
try {
const response = await fetch(BLOG_DIR, { cache: 'no-cache' });
if (response.ok) {
const text = await response.text();
return parseIndexHtmlList(text);
}
} catch (e) {
console.warn('Could not read blog directory listing', e);
}
return [];
}
function parseDateLine(rawDate) {
if (!rawDate) return null;
let value = rawDate.trim();
if (value.toLowerCase().startsWith('date:')) {
value = value.slice(5).trim();
}
if (!value) return null;
const normalized = value.replace(' ', 'T');
const date = new Date(normalized);
return Number.isNaN(date.getTime()) ? null : date;
}
function extractAttachments(body) {
const attachments = new Set();
body.replace(ATTACHMENT_RE, (_, filename) => {
const safeName = filename.trim();
if (safeName) attachments.add(safeName);
return '';
});
return Array.from(attachments);
}
function parseBlogText(text, filename) {
const lines = text.replace(/\r/g, '').split('\n');
let index = 0;
while (index < lines.length && !lines[index].trim()) index += 1;
const rawDate = index < lines.length ? lines[index].trim() : '';
if (rawDate.toLowerCase().startsWith('date:')) {
index += 1;
} else {
index += 1;
}
while (index < lines.length && !lines[index].trim()) index += 1;
const title = index < lines.length ? lines[index].trim() : 'Untitled';
index += 1;
while (index < lines.length && !lines[index].trim()) index += 1;
const body = lines.slice(index).join('\n').trim();
return {
filename,
title: title || 'Untitled',
date: parseDateLine(rawDate) || null,
dateLabel: rawDate || '',
body: body || '',
attachments: extractAttachments(body),
};
}
function formatDate(date) {
if (!date) return 'Unknown date';
return new Intl.DateTimeFormat('en-US', {
year: 'numeric', month: 'short', day: 'numeric', hour: 'numeric', minute: '2-digit'
}).format(date);
}
function createParagraphs(body) {
return body
.split(/\n{2,}/)
.filter(Boolean)
.map((paragraph) => {
const p = document.createElement('p');
const text = escapeHtml(paragraph).replace(ATTACHMENT_RE, (match, filename) => {
const safeName = filename.trim();
const url = ATTACHMENT_DIR + encodeURI(safeName);
return `<a href="${url}" target="_blank" rel="noopener noreferrer">${escapeHtml(safeName)}</a>`;
});
const lines = text.split('\n');
p.innerHTML = lines.join('<br>');
return p;
});
}
function renderBlogEntries(entries) {
const container = document.querySelector('.blog-feed');
container.innerHTML = '';
@@ -141,78 +17,111 @@ function renderBlogEntries(entries) {
const meta = document.createElement('div');
meta.className = 'blog-meta';
meta.textContent = entry.date ? formatDate(entry.date) : entry.dateLabel || 'Date not provided';
meta.textContent = entry.date
? formatDate(entry.date)
: entry.dateLabel || 'Date not provided';
const createBody = () => {
const body = document.createElement('div');
body.className = 'blog-body';
const paragraphs = createParagraphs(entry.body);
if (!paragraphs.length) {
const empty = document.createElement('p');
empty.textContent = 'No content yet.';
body.appendChild(empty);
} else {
paragraphs.forEach((p) => body.appendChild(p));
}
return body;
};
let bodyContainer;
if (entry.body.length > BLOG_COLLAPSE_THRESHOLD) {
const details = document.createElement('details');
details.className = 'blog-collapse';
const summary = document.createElement('summary');
// Create preview
const preview = document.createElement('div');
preview.className = 'blog-preview';
const previewText = entry.body
.split('\n')
.filter(line => line.trim())
.slice(0, BLOG_PREVIEW_LINES)
.join('\n');
preview.textContent = previewText;
summary.appendChild(preview);
const moreText = document.createElement('span');
moreText.className = 'read-more-text';
moreText.textContent = 'Read more';
summary.appendChild(moreText);
details.appendChild(summary);
details.appendChild(createBody());
details.addEventListener('toggle', () => {
moreText.textContent = details.open
? 'Show less'
: 'Read more';
preview.style.display = details.open
? 'none'
: 'block';
});
bodyContainer = details;
const body = document.createElement('div');
body.className = 'blog-body';
const paragraphs = createParagraphs(entry.body);
if (!paragraphs.length) {
const empty = document.createElement('p');
empty.textContent = 'No content yet.';
body.appendChild(empty);
} else {
paragraphs.forEach((p) => body.appendChild(p));
bodyContainer = createBody();
}
if (entry.attachments && entry.attachments.length) {
const attachTitle = document.createElement('div');
attachTitle.className = 'blog-meta';
attachTitle.textContent = 'Attachments:';
const list = document.createElement('ul');
list.className = 'blog-attachment-list';
entry.attachments.forEach((attachment) => {
const item = document.createElement('li');
const link = document.createElement('a');
link.href = ATTACHMENT_DIR + encodeURI(attachment);
link.target = '_blank';
link.rel = 'noopener noreferrer';
link.textContent = attachment;
item.appendChild(link);
list.appendChild(item);
});
article.appendChild(attachTitle);
article.appendChild(list);
}
article.appendChild(title);
article.appendChild(meta);
article.appendChild(body);
article.appendChild(bodyContainer);
container.appendChild(article);
});
}
function sortEntries(entries) {
return entries.slice().sort((a, b) => {
if (a.date && b.date) return b.date - a.date;
if (a.date) return -1;
if (b.date) return 1;
return a.filename.localeCompare(b.filename);
});
}
async function initBlog() {
const fileNames = await loadBlogFiles();
if (!fileNames.length) {
renderBlogEntries([]);
return;
}
const promises = fileNames
.filter((name) => TXT_EXT.test(name))
.map(async (name) => {
try {
const response = await fetch(BLOG_DIR + name, { cache: 'no-cache' });
if (!response.ok) throw new Error('Failed to load ' + name);
const text = await response.text();
return parseBlogText(text, name);
} catch (error) {
console.warn(error);
return null;
}
});
const entries = (await Promise.all(promises)).filter(Boolean);
renderBlogEntries(sortEntries(entries));
}
document.addEventListener('DOMContentLoaded', initBlog);
}