@ -711,6 +711,62 @@
let loadingReadme = $state(false); let loadingReadme = $state(false);
let readmeHtml = $state< string > (''); let readmeHtml = $state< string > ('');
let highlightedFileContent = $state< string > (''); let highlightedFileContent = $state< string > ('');
let fileHtml = $state< string > (''); // Rendered HTML for markdown/asciidoc/HTML files
let showFilePreview = $state(true); // Toggle between preview and raw view (default: preview)
let copyingFile = $state(false); // Track copy operation
let isImageFile = $state(false); // Track if current file is an image
let imageUrl = $state< string | null > (null); // URL for image files
// Rewrite image paths in HTML to point to repository file API
function rewriteImagePaths(html: string, filePath: string | null): string {
if (!html || !filePath) return html;
// Get the directory of the current file
const fileDir = filePath.includes('/')
? filePath.substring(0, filePath.lastIndexOf('/'))
: '';
// Get current branch for the API URL
const branch = currentBranch || defaultBranch || 'main';
// Rewrite relative image paths
return html.replace(/< img ([^ > ]*)\ssrc=["']([^"']+)["']([^>]*)>/gi, (match, before, src, after) => {
// Skip if it's already an absolute URL (http/https/data)
if (src.startsWith('http://') || src.startsWith('https://') || src.startsWith('data:') || src.startsWith('/api/')) {
return match;
}
// Resolve relative path
let imagePath: string;
if (src.startsWith('/')) {
// Absolute path from repo root
imagePath = src.substring(1);
} else if (src.startsWith('./')) {
// Relative to current file directory
imagePath = fileDir ? `${ fileDir } /${ src . substring ( 2 )} ` : src.substring(2);
} else {
// Relative to current file directory
imagePath = fileDir ? `${ fileDir } /${ src } ` : src;
}
// Normalize path (remove .. and .)
const pathParts = imagePath.split('/').filter(p => p !== '.' & & p !== '');
const normalizedPath: string[] = [];
for (const part of pathParts) {
if (part === '..') {
normalizedPath.pop();
} else {
normalizedPath.push(part);
}
}
imagePath = normalizedPath.join('/');
// Build API URL
const apiUrl = `/api/repos/${ npub } /${ repo } /raw?path=${ encodeURIComponent ( imagePath )} &ref=$ { encodeURIComponent ( branch )} `;
return `< img $ { before } src = "$ { apiUrl } " $ { after } > `;
});
}
// Fork // Fork
let forkInfo = $state< { isFork : boolean ; originalRepo : { npub : string ; repo : string } | null } | null>(null); let forkInfo = $state< { isFork : boolean ; originalRepo : { npub : string ; repo : string } | null } | null>(null);
@ -754,43 +810,74 @@
readmePath = data.path; readmePath = data.path;
readmeIsMarkdown = data.isMarkdown; readmeIsMarkdown = data.isMarkdown;
// Render markdown if needed // Reset preview mode for README
if (readmeIsMarkdown && readmeContent) { showFilePreview = true;
try { readmeHtml = '';
const MarkdownIt = (await import('markdown-it')).default;
const hljsModule = await import('highlight.js'); // Render markdown or asciidoc if needed
const hljs = hljsModule.default || hljsModule; if (readmeContent) {
const ext = readmePath?.split('.').pop()?.toLowerCase() || '';
const md = new MarkdownIt({ if (readmeIsMarkdown || ext === 'md' || ext === 'markdown') {
html: true, // Enable HTML tags in source try {
linkify: true, // Autoconvert URL-like text to links const MarkdownIt = (await import('markdown-it')).default;
typographer: true, // Enable some language-neutral replacement + quotes beautification const hljsModule = await import('highlight.js');
breaks: true, // Convert '\n' in paragraphs into < br > const hljs = hljsModule.default || hljsModule;
highlight: function (str: string, lang: string): string {
if (lang && hljs.getLanguage(lang)) { const md = new MarkdownIt({
try { html: true, // Enable HTML tags in source
return '< pre class = "hljs" > < code > ' + linkify: true, // Autoconvert URL-like text to links
hljs.highlight(str, { language : lang } ).value + typographer: true, // Enable some language-neutral replacement + quotes beautification
'< / code > < / pre > '; breaks: true, // Convert '\n' in paragraphs into < br >
} catch (err) { highlight: function (str: string, lang: string): string {
// Fallback to escaped HTML if highlighting fails if (lang && hljs.getLanguage(lang)) {
// This is expected for unsupported languages try {
return '< pre class = "hljs" > < code > ' +
hljs.highlight(str, { language : lang } ).value +
'< / code > < / pre > ';
} catch (err) {
// Fallback to escaped HTML if highlighting fails
// This is expected for unsupported languages
}
} }
return '< pre class = "hljs" > < code > ' + md.utils.escapeHtml(str) + '< / code > < / pre > ';
} }
return '< pre class = "hljs" > < code > ' + md.utils.escapeHtml(str) + '< / code > < / pre > '; });
}
}); let rendered = md.render(readmeContent);
// Rewrite image paths to point to repository API
readmeHtml = md.render(readmeContent); rendered = rewriteImagePaths(rendered, readmePath);
console.log('[README] Markdown rendered successfully, HTML length:', readmeHtml.length); readmeHtml = rendered;
} catch (err) { console.log('[README] Markdown rendered successfully, HTML length:', readmeHtml.length);
console.error('[README] Error rendering markdown:', err); } catch (err) {
// Fallback: show as plain text if rendering fails console.error('[README] Error rendering markdown:', err);
readmeHtml = '';
}
} else if (ext === 'adoc' || ext === 'asciidoc') {
try {
const Asciidoctor = (await import('@asciidoctor/core')).default;
const asciidoctor = Asciidoctor();
const converted = asciidoctor.convert(readmeContent, {
safe: 'safe',
attributes: {
'source-highlighter': 'highlight.js'
}
});
let rendered = typeof converted === 'string' ? converted : String(converted);
// Rewrite image paths to point to repository API
rendered = rewriteImagePaths(rendered, readmePath);
readmeHtml = rendered;
readmeIsMarkdown = true; // Treat as markdown for display purposes
} catch (err) {
console.error('[README] Error rendering asciidoc:', err);
readmeHtml = '';
}
} else if (ext === 'html' || ext === 'htm') {
// Rewrite image paths to point to repository API
readmeHtml = rewriteImagePaths(readmeContent, readmePath);
readmeIsMarkdown = true; // Treat as markdown for display purposes
} else {
readmeHtml = ''; readmeHtml = '';
} }
} else {
// Clear HTML if not markdown
readmeHtml = '';
} }
} }
} }
@ -855,6 +942,179 @@
return langMap[ext.toLowerCase()] || 'plaintext'; return langMap[ext.toLowerCase()] || 'plaintext';
} }
// Check if file type supports preview mode
function supportsPreview(ext: string): boolean {
const previewExtensions = ['md', 'markdown', 'adoc', 'asciidoc', 'html', 'htm', 'csv'];
return previewExtensions.includes(ext.toLowerCase());
}
// Check if a file is an image based on extension
function isImageFileType(ext: string): boolean {
const imageExtensions = ['png', 'jpg', 'jpeg', 'gif', 'webp', 'svg', 'bmp', 'ico', 'apng', 'avif'];
return imageExtensions.includes(ext.toLowerCase());
}
// Render markdown, asciidoc, or HTML files as HTML
async function renderFileAsHtml(content: string, ext: string) {
try {
const lowerExt = ext.toLowerCase();
if (lowerExt === 'md' || lowerExt === 'markdown') {
// Render markdown
const MarkdownIt = (await import('markdown-it')).default;
const hljsModule = await import('highlight.js');
const hljs = hljsModule.default || hljsModule;
const md = new MarkdownIt({
html: true,
linkify: true,
typographer: true,
breaks: true,
highlight: function (str: string, lang: string): string {
if (lang && hljs.getLanguage(lang)) {
try {
return hljs.highlight(str, { language : lang } ).value;
} catch (__) {}
}
try {
return hljs.highlightAuto(str).value;
} catch (__) {}
return '';
}
});
let rendered = md.render(content);
// Rewrite image paths to point to repository API
rendered = rewriteImagePaths(rendered, currentFile);
fileHtml = rendered;
} else if (lowerExt === 'adoc' || lowerExt === 'asciidoc') {
// Render asciidoc
const Asciidoctor = (await import('@asciidoctor/core')).default;
const asciidoctor = Asciidoctor();
const converted = asciidoctor.convert(content, {
safe: 'safe',
attributes: {
'source-highlighter': 'highlight.js'
}
});
let rendered = typeof converted === 'string' ? converted : String(converted);
// Rewrite image paths to point to repository API
rendered = rewriteImagePaths(rendered, currentFile);
fileHtml = rendered;
} else if (lowerExt === 'html' || lowerExt === 'htm') {
// HTML files - rewrite image paths
let rendered = content;
rendered = rewriteImagePaths(rendered, currentFile);
fileHtml = rendered;
} else if (lowerExt === 'csv') {
// Parse CSV and render as HTML table
fileHtml = renderCsvAsTable(content);
}
} catch (err) {
console.error('Error rendering file as HTML:', err);
fileHtml = '';
}
}
// Parse CSV content and render as HTML table
function renderCsvAsTable(csvContent: string): string {
try {
// Parse CSV - handle quoted fields and escaped quotes
const lines = csvContent.split(/\r?\n/).filter(line => line.trim() !== '');
if (lines.length === 0) {
return '< div class = "csv-empty" > < p > Empty CSV file< / p > < / div > ';
}
const rows: string[][] = [];
for (const line of lines) {
const row: string[] = [];
let currentField = '';
let inQuotes = false;
for (let i = 0; i < line.length ; i ++) {
const char = line[i];
const nextChar = line[i + 1];
if (char === '"') {
if (inQuotes && nextChar === '"') {
// Escaped quote
currentField += '"';
i++; // Skip next quote
} else {
// Toggle quote state
inQuotes = !inQuotes;
}
} else if (char === ',' && !inQuotes) {
// Field separator
row.push(currentField);
currentField = '';
} else {
currentField += char;
}
}
// Add the last field
row.push(currentField);
rows.push(row);
}
if (rows.length === 0) {
return '< div class = "csv-empty" > < p > No data in CSV file< / p > < / div > ';
}
// Find the maximum number of columns to ensure consistent table structure
const maxColumns = Math.max(...rows.map(row => row.length));
// Determine if first row should be treated as header (if it has more than 1 row)
const hasHeader = rows.length > 1;
const headerRow = hasHeader ? rows[0] : null;
const dataRows = hasHeader ? rows.slice(1) : rows;
// Build HTML table
let html = '< div class = "csv-table-wrapper" > < table class = "csv-table" > ';
// Add header row if we have one
if (hasHeader && headerRow) {
html += '< thead > < tr > ';
for (let i = 0; i < maxColumns ; i ++) {
const cell = headerRow[i] || '';
html += `< th > ${ escapeHtml ( cell )} </ th > `;
}
html += '< / tr > < / thead > ';
}
// Add data rows
html += '< tbody > ';
for (const row of dataRows) {
html += '< tr > ';
for (let i = 0; i < maxColumns ; i ++) {
const cell = row[i] || '';
html += `< td > ${ escapeHtml ( cell )} </ td > `;
}
html += '< / tr > ';
}
html += '< / tbody > < / table > < / div > ';
return html;
} catch (err) {
console.error('Error parsing CSV:', err);
return `< div class = "csv-error" >< p > Error parsing CSV: ${ escapeHtml ( err instanceof Error ? err.message : String ( err ))} </ p ></ div > `;
}
}
// Escape HTML to prevent XSS
function escapeHtml(text: string): string {
const map: Record< string , string > = {
'& ': '& ',
'< ': '< ',
'>': '> ',
'"': '" ',
"'": '' '
};
return text.replace(/[& < >"']/g, (m) => map[m]);
}
async function applySyntaxHighlighting(content: string, ext: string) { async function applySyntaxHighlighting(content: string, ext: string) {
try { try {
const hljsModule = await import('highlight.js'); const hljsModule = await import('highlight.js');
@ -2622,51 +2882,73 @@
: 'master'); : 'master');
} }
const url = `/api/repos/${ npub } /${ repo } /file?path=${ encodeURIComponent ( filePath )} &ref=$ { encodeURIComponent ( branchName )} `; // Determine language from file extension first to check if it's an image
const response = await fetch(url, { const ext = filePath.split('.').pop()?.toLowerCase() || '';
headers: buildApiHeaders()
});
if (!response.ok) { // Check if this is an image file BEFORE making the API call
// Handle rate limiting specifically to prevent loops isImageFile = isImageFileType(ext);
if (response.status === 429) {
const error = new Error(`Failed to load file: Too Many Requests`); if (isImageFile) {
console.warn('[File Load] Rate limited, please wait before retrying'); // For image files, construct the raw file URL and skip loading text content
throw error; imageUrl = `/api/repos/${ npub } /${ repo } /raw?path=${ encodeURIComponent ( filePath )} &ref=$ { encodeURIComponent ( branchName )} `;
fileContent = ''; // Clear content for images
editedContent = ''; // Clear edited content for images
fileHtml = ''; // Clear HTML for images
highlightedFileContent = ''; // Clear highlighted content
fileLanguage = 'text';
currentFile = filePath;
hasChanges = false;
} else {
// Not an image, load file content normally
imageUrl = null;
const url = `/api/repos/${ npub } /${ repo } /file?path=${ encodeURIComponent ( filePath )} &ref=$ { encodeURIComponent ( branchName )} `;
const response = await fetch(url, {
headers: buildApiHeaders()
});
if (!response.ok) {
// Handle rate limiting specifically to prevent loops
if (response.status === 429) {
const error = new Error(`Failed to load file: Too Many Requests`);
console.warn('[File Load] Rate limited, please wait before retrying');
throw error;
}
throw new Error(`Failed to load file: ${ response . statusText } `);
} }
throw new Error(`Failed to load file: ${ response . statusText } `);
}
const data = await response.json(); const data = await response.json();
fileContent = data.content; fileContent = data.content;
editedContent = data.content; editedContent = data.content;
currentFile = filePath; currentFile = filePath;
hasChanges = false; hasChanges = false;
// Reset README auto-load flag when a file is successfully loaded
if (filePath && filePath.toLowerCase().includes('readme')) {
readmeAutoLoadAttempted = false;
}
// Reset README auto-load flag when a file is successfully loaded if (ext === 'md' || ext === 'markdown') {
if (filePath && filePath.toLowerCase().includes('readme')) { fileLanguage = 'markdown';
readmeAutoLoadAttempted = false; } else if (ext === 'adoc' || ext === 'asciidoc') {
} fileLanguage = 'asciidoc';
} else {
fileLanguage = 'text';
}
// Determine language from file extension // Reset preview mode to default (preview) when loading a new file
const ext = filePath.split('.').pop()?.toLowerCase(); showFilePreview = true;
if (ext === 'md' || ext === 'markdown') { fileHtml = '';
fileLanguage = 'markdown';
} else if (ext === 'adoc' || ext === 'asciidoc') {
fileLanguage = 'asciidoc';
} else {
fileLanguage = 'text';
}
// Apply syntax highlighting for read-only view (non-maintainers) // Render markdown/asciidoc/HTML/CSV files as HTML for preview
if (fileContent && !isMaintainer ) { if (fileContent && (ext === 'md' || ext === 'markdown' || ext === 'adoc' || ext === 'asciidoc' || ext === 'html' || ext === 'htm' || ext === 'csv')) {
await applySyntaxHighlighting (fileContent, ext || ''); await renderFileAsHtml(fileContent, ext || '');
} }
// Apply syntax highlighting to file content if not in editor // Apply syntax highlighting for read-only view (non-maintainers) - only if not in preview mode
if (fileContent && !isMaintainer) { if (fileContent && !isMaintainer && !showFilePreview ) {
// For read-only view, apply highlight.js await applySyntaxHighlighting(fileContent, ext || '');
await applySyntaxHighlighting(fileContent, ext || ''); }
} }
} catch (err) { } catch (err) {
error = err instanceof Error ? err.message : 'Failed to load file'; error = err instanceof Error ? err.message : 'Failed to load file';
@ -2694,6 +2976,81 @@
} }
} }
// Copy file content to clipboard
async function copyFileContent(event?: Event) {
if (!fileContent || copyingFile) return;
copyingFile = true;
try {
await navigator.clipboard.writeText(fileContent);
// Show temporary feedback
const button = event?.target as HTMLElement;
if (button) {
const originalTitle = button.getAttribute('title') || '';
button.setAttribute('title', 'Copied!');
setTimeout(() => {
button.setAttribute('title', originalTitle);
}, 2000);
}
} catch (err) {
console.error('Failed to copy file content:', err);
alert('Failed to copy file content to clipboard');
} finally {
copyingFile = false;
}
}
// Download file
function downloadFile() {
if (!fileContent || !currentFile) return;
try {
// Determine MIME type based on file extension
const ext = currentFile.split('.').pop()?.toLowerCase() || '';
const mimeTypes: Record< string , string > = {
'js': 'text/javascript',
'ts': 'text/typescript',
'json': 'application/json',
'css': 'text/css',
'html': 'text/html',
'htm': 'text/html',
'md': 'text/markdown',
'txt': 'text/plain',
'csv': 'text/csv',
'xml': 'application/xml',
'svg': 'image/svg+xml',
'py': 'text/x-python',
'java': 'text/x-java-source',
'c': 'text/x-csrc',
'cpp': 'text/x-c++src',
'h': 'text/x-csrc',
'hpp': 'text/x-c++src',
'sh': 'text/x-shellscript',
'bash': 'text/x-shellscript',
'yaml': 'text/yaml',
'yml': 'text/yaml',
'toml': 'text/toml',
'ini': 'text/plain',
'conf': 'text/plain',
'log': 'text/plain'
};
const mimeType = mimeTypes[ext] || 'text/plain';
const blob = new Blob([fileContent], { type : mimeType } );
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = currentFile.split('/').pop() || 'file';
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
URL.revokeObjectURL(url);
} catch (err) {
console.error('Failed to download file:', err);
alert('Failed to download file');
}
}
function handleBack() { function handleBack() {
if (pathStack.length > 0) { if (pathStack.length > 0) {
const parentPath = pathStack.pop() || ''; const parentPath = pathStack.pop() || '';
@ -4456,6 +4813,17 @@
< div class = "readme-header" > < div class = "readme-header" >
< h3 > README< / h3 > < h3 > README< / h3 >
< div class = "readme-actions" > < div class = "readme-actions" >
{ #if readmePath && supportsPreview (( readmePath . split ( '.' ). pop () || '' ). toLowerCase ())}
< button
onclick={() => {
showFilePreview = !showFilePreview;
}}
class="preview-toggle-button"
title={ showFilePreview ? 'Show raw' : 'Show preview' }
>
{ showFilePreview ? 'Raw' : 'Preview' }
< / button >
{ /if }
< a href = { `/api/repos/ ${ npub } / ${ repo } /raw?path= ${ readmePath } ` } target="_blank" class = "raw-link" > View Raw</ a > < a href = { `/api/repos/ ${ npub } / ${ repo } /raw?path= ${ readmePath } ` } target="_blank" class = "raw-link" > View Raw</ a >
< a href = { `/api/repos/ ${ npub } / ${ repo } /download?format=zip` } class="download-link" > Download ZIP</ a > < a href = { `/api/repos/ ${ npub } / ${ repo } /download?format=zip` } class="download-link" > Download ZIP</ a >
< button < button
@ -4469,7 +4837,7 @@
< / div > < / div >
{ #if loadingReadme } { #if loadingReadme }
< div class = "loading" > Loading README...< / div > < div class = "loading" > Loading README...< / div >
{ :else if readmeIsMarkdown && readmeHtml && readmeHtml . trim ()} { :else if showFilePreview && readmeHtml && readmeHtml . trim ()}
< div class = "readme-content markdown" > < div class = "readme-content markdown" >
{ @html readmeHtml } { @html readmeHtml }
< / div > < / div >
@ -4488,6 +4856,39 @@
{ #if hasChanges } { #if hasChanges }
< span class = "unsaved-indicator" > ● Unsaved changes< / span > < span class = "unsaved-indicator" > ● Unsaved changes< / span >
{ /if } { /if }
{ #if currentFile && supportsPreview (( currentFile . split ( '.' ). pop () || '' ). toLowerCase ()) && ! isMaintainer }
< button
onclick={() => {
showFilePreview = !showFilePreview;
if (!showFilePreview && fileContent && currentFile) {
// When switching to raw, apply syntax highlighting
const ext = currentFile.split('.').pop() || '';
applySyntaxHighlighting(fileContent, ext).catch(err => console.error('Error applying syntax highlighting:', err));
}
}}
class="preview-toggle-button"
title={ showFilePreview ? 'Show raw' : 'Show preview' }
>
{ showFilePreview ? 'Raw' : 'Preview' }
< / button >
{ /if }
{ #if currentFile && fileContent }
< button
onclick={( e ) => copyFileContent ( e )}
disabled={ copyingFile }
class="file-action-button"
title="Copy raw content to clipboard"
>
< img src = "/icons/copy.svg" alt = "Copy" class = "icon-inline" / >
< / button >
< button
onclick={ downloadFile }
class="file-action-button"
title="Download file"
>
< img src = "/icons/download.svg" alt = "Download" class = "icon-inline" / >
< / button >
{ /if }
{ #if isMaintainer } { #if isMaintainer }
< button < button
onclick={() => { onclick={() => {
@ -4526,9 +4927,21 @@
/> />
{ : else } { : else }
< div class = "read-only-editor" class:word-wrap = { wordWrap } > < div class = "read-only-editor" class:word-wrap = { wordWrap } >
{ #if highlightedFileContent } { #if isImageFile && imageUrl }
<!-- Image file: display as image -->
< div class = "file-preview image-preview" >
< img src = { imageUrl } alt= { currentFile ? . split ( '/' ). pop () || 'Image' } class = "file-image" />
< / div >
{ :else if currentFile && showFilePreview && fileHtml && supportsPreview (( currentFile . split ( '.' ). pop () || '' ). toLowerCase ())}
<!-- Preview mode: show rendered HTML -->
< div class = "file-preview markdown" >
{ @html fileHtml }
< / div >
{ :else if highlightedFileContent }
<!-- Raw mode: show syntax highlighted code -->
{ @html highlightedFileContent } { @html highlightedFileContent }
{ : else } { : else }
<!-- Fallback: plain text -->
< pre >< code class = "hljs" > { fileContent } </ code ></ pre > < pre >< code class = "hljs" > { fileContent } </ code ></ pre >
{ /if } { /if }
< / div > < / div >
@ -5500,4 +5913,24 @@
:global(.read-only-editor.word-wrap .hljs *) { :global(.read-only-editor.word-wrap .hljs *) {
white-space: pre-wrap !important; white-space: pre-wrap !important;
} }
/* Image preview styling */
:global(.image-preview) {
display: flex;
justify-content: center;
align-items: center;
padding: 1rem;
background: var(--bg-secondary);
border-radius: 4px;
min-height: 200px;
}
:global(.file-image) {
max-width: 100%;
max-height: 80vh;
height: auto;
object-fit: contain;
border-radius: 4px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
< / style > < / style >
